/* Modern Professional Design System */
:root {
    --primary-color: #2563eb;
    --primary-dark: #1d4ed8;
    --primary-light: #3b82f6;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --background-color: #f8fafc;
    --surface-color: #ffffff;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
}

/* Batch Information Display Styles */
.batch-timing-display, .batch-teacher-display {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid #0ea5e9;
    border-radius: var(--radius-md);
    padding: 12px 16px;
    margin-top: 8px;
    font-weight: 500;
    color: #0c4a6e;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.batch-timing-display:hover, .batch-teacher-display:hover {
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    border-color: #0284c7;
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.batch-timing-display i, .batch-teacher-display i {
    color: #0284c7;
    font-size: 1.1em;
}

.batch-timing-display.loaded, .batch-teacher-display.loaded {
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
    border-color: #22c55e;
    color: #14532d;
}

.batch-timing-display.loaded i, .batch-teacher-display.loaded i {
    color: #16a34a;
}

:root {
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
}

/* Dark Mode Variables */
[data-theme="dark"] {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --primary-light: #60a5fa;
    --secondary-color: #94a3b8;
    --success-color: #22c55e;
    --warning-color: #fbbf24;
    --error-color: #f87171;
    --background-color: #0f172a;
    --surface-color: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --border-color: #334155;
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.3);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.4), 0 2px 4px -2px rgb(0 0 0 / 0.3);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.5), 0 4px 6px -4px rgb(0 0 0 / 0.4);
}

* {
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--background-color);
    margin: 0;
    padding: 0;
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Header Styles */
header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-lg) var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 100;
}

.header-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.header-info {
    flex: 1;
}

.header-info h1 {
    margin: 0;
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.025em;
}

.header-info p {
    margin: var(--spacing-xs) 0 0;
    opacity: 0.9;
    font-size: 0.875rem;
}

/* Main Container Layout */
.main-container {
    display: flex;
    min-height: calc(100vh - 80px);
    background-color: var(--background-color);
    overflow: scroll;
    max-height: 100vh;
}

/* Modern Side Panel */
.side-panel {
    width: 280px;
    background: var(--surface-color);
    border-right: 1px solid var(--border-color);
    padding: var(--spacing-lg);
    overflow-y: auto;
    transition: all 0.3s ease;
}

.admin-section {
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--spacing-lg);
}

.admin-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.admin-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.admin-info h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.admin-role {
    font-size: 0.75rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: var(--spacing-xs);
}

.student-section h4 {
    margin: 0 0 var(--spacing-md) 0;
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
}

/* Modern Tab Buttons */
.tab-btn,
a.tab-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    background: transparent;
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    width: 100%;
    text-align: left;
    margin-bottom: var(--spacing-sm);
    text-decoration: none;
}

.tab-btn:hover,
a.tab-btn:hover {
    background: var(--primary-color);
    color: white;
    transform: translateX(4px);
}

.tab-btn.active,
a.tab-btn.active {
    background: var(--primary-color);
    color: white;
    box-shadow: var(--shadow-md);
}

.tab-btn i,
a.tab-btn i {
    font-size: 1rem;
    width: 20px;
    text-align: center;
}

/* Content Panel */
.content-panel {
    flex: 1;
    padding: var(--spacing-xl);
    overflow-y: auto;
}

/* Panel Header */
.panel-header {
    background: var(--surface-color);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--border-color);
}

.panel-title h2 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.panel-title h2 i {
    color: var(--primary-color);
}

.panel-title .subtitle {
    margin: var(--spacing-sm) 0 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.panel-actions {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

/* Modern Search Box */
.search-container {
    position: relative;
    flex: 1;
    max-width: 400px;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    transition: all 0.2s ease;
}

.search-box:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

.search-box i {
    position: absolute;
    left: var(--spacing-md);
    color: var(--text-secondary);
    z-index: 1;
}

.search-box input {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) 2.5rem;
    border: none;
    background: transparent;
    font-size: 0.875rem;
    color: var(--text-primary);
    border-radius: var(--radius-md);
}

.search-box input::placeholder {
    color: var(--text-secondary);
}

.search-box input:focus {
    outline: none;
}

/* Modern Buttons */
.btn-primary,
.action-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--primary-color);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-primary:hover,
.action-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--surface-color);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-secondary:hover {
    background: var(--background-color);
    border-color: var(--primary-color);
}

/* Panel Content */
.panel-content {
    background: var(--surface-color);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

/* Statistics Cards */
.list-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: var(--surface-color);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    transition: all 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.stat-info h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-info p {
    margin: var(--spacing-xs) 0 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Modern Table Styles with Enhanced Scrolling */
.table-container {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    max-height: 70vh;
    overflow-y: auto;
    overflow-x: auto;
    position: relative;
}

.table-container::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.table-container::-webkit-scrollbar-track {
    background: var(--background-color);
    border-radius: 4px;
}

.table-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
    transition: background 0.2s ease;
}

.table-container::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.table-container::-webkit-scrollbar-corner {
    background: var(--background-color);
}

/* Sticky table headers */
.table-container table thead th {
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--background-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Enhanced table responsiveness */
.table-responsive {
    min-width: 800px;
}

/* Scrollable table indicators */
.table-container::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 20px;
    height: 100%;
    background: linear-gradient(to left, rgba(248, 250, 252, 0.8), transparent);
    pointer-events: none;
    z-index: 5;
}

.table-container::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 20px;
    background: linear-gradient(to top, rgba(248, 250, 252, 0.8), transparent);
    pointer-events: none;
    z-index: 5;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    background: var(--background-color);
    color: var(--text-primary);
    font-weight: 600;
    text-align: left;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    font-size: 0.875rem;
}

td {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 0.875rem;
}

tr:hover {
    background: var(--background-color);
}

tr:last-child td {
    border-bottom: none;
}

/* Student Info Styling */
.student-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.student-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
}

.student-details .student-name {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.student-details .student-id {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.contact-info,
.course-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
}

.contact-item i {
    color: var(--primary-color);
    width: 16px;
}

.course-name {
    font-weight: 600;
    color: var(--text-primary);
}

.course-duration {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Fee Status */
.fee-status {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.fee-amount {
    font-weight: 600;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
}

.fee-progress {
    height: 6px;
    background: var(--border-color);
    border-radius: 3px;
    overflow: hidden;
}

.fee-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--success-color), #34d399);
    border-radius: 3px;
    transition: width 0.3s ease;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.action-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 0.75rem;
    border-radius: var(--radius-sm);
}

.edit-btn {
    background: var(--primary-color);
    color: white;
}

.delete-btn {
    background: var(--error-color);
    color: white;
}

.payment-btn {
    background: var(--success-color);
    color: white;
}

/* Simple Professional View Profile and ID Card Buttons */
.professional-view-profile-btn,
.professional-id-card-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Professional View Profile Button Styling */
.professional-view-profile-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.professional-view-profile-btn:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
}

/* Professional ID Card Button Styling */
.professional-id-card-btn {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
}

.professional-id-card-btn:hover {
    background: linear-gradient(135deg, #f5576c 0%, #f093fb 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(245, 87, 108, 0.3);
}

.professional-view-profile-btn i,
.professional-id-card-btn i {
    font-size: 0.9rem;
}

/* Legacy button styles for backward compatibility */
.id-card-btn {
    background: var(--warning-color);
    color: white;
}

.view-profile-btn {
    background: var(--secondary-color);
    color: white;
}

/* Mobile responsiveness for professional buttons */
@media (max-width: 768px) {

    .professional-view-profile-btn,
    .professional-id-card-btn {
        min-width: 120px;
        padding: 10px 12px;
        gap: 8px;
    }

    .btn-icon-wrapper {
        width: 32px;
        height: 32px;
    }

    .btn-icon-wrapper i {
        font-size: 1rem;
    }

    .btn-label {
        font-size: 0.8rem;
    }

    .btn-sublabel {
        font-size: 0.7rem;
    }
}

@media (max-width: 480px) {

    .professional-view-profile-btn,
    .professional-id-card-btn {
        flex-direction: column;
        text-align: center;
        min-width: 100px;
        padding: 12px 8px;
        gap: 6px;
    }

    .btn-content {
        align-items: center;
    }

    .btn-label {
        font-size: 0.75rem;
    }

    .btn-sublabel {
        font-size: 0.65rem;
    }

    /* Stack action buttons vertically on very small screens */
    .action-buttons {
        flex-direction: column;
        gap: 8px;
    }

    .professional-view-profile-btn,
    .professional-id-card-btn {
        width: 100%;
        justify-content: center;
    }
}

/* Form Styles */
.professional-form {
    max-width: 100%;
}

.form-section {
    background: var(--background-color);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--border-color);
}

.section-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.section-header i {
    color: var(--primary-color);
    font-size: 1.25rem;
}

.section-header h3 {
    margin: 0;
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group.full-width {
    grid-column: 1 / -1;
}

.form-group label {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.875rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    transition: all 0.2s ease;
    background: var(--surface-color);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
    outline: none;
}

.form-text {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

/* Tab Content */
.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

.tab-content.active {
    display: block;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Notifications */
.notification {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--success-color);
    color: white;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    transform: translateX(120%);
    transition: transform 0.3s ease;
    z-index: 1000;
    font-weight: 500;
}

.notification.show {
    transform: translateX(0);
}

.notification.error {
    background: var(--error-color);
}

/* Login Page Styles */
.login-page {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
}

.login-container {
    width: 100%;
    max-width: 1000px;
}

.login-header {
    text-align: center;
    color: white;
    margin-bottom: 3rem;
}

.login-header h1 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.login-header p {
    font-size: 1.125rem;
    opacity: 0.9;
}

.login-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: 2rem;
}

.login-option {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    padding: 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.login-option:hover {
    transform: translateY(-4px);
    background: rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-lg);
}

.login-option i {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
}

.login-option h2 {
    margin: var(--spacing-md) 0;
    font-size: 1.5rem;
    font-weight: 600;
}

.login-option p {
    opacity: 0.8;
    font-size: 0.875rem;
}

.login-box {
    background: var(--surface-color);
    padding: 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 400px;
    margin: 0 auto;
    animation: slideUp 0.3s ease;
}

.login-box-header {
    text-align: center;
    margin-bottom: 2rem;
}

.login-box-header i {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-lg);
}

.login-box-header h2 {
    color: var(--text-primary);
    margin: 0;
    font-weight: 600;
}

.back-to-options {
    margin-top: var(--spacing-lg);
    text-align: center;
}

.back-to-options button {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.875rem;
    padding: var(--spacing-sm);
    transition: color 0.2s ease;
}

.back-to-options button:hover {
    color: var(--text-primary);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Theme Toggle Button */
.theme-toggle {
    position: fixed;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    background: var(--surface-color);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    cursor: pointer;
    font-size: 1.25rem;
    transition: all 0.3s ease;
    z-index: 1001;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg);
}

.theme-toggle:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: scale(1.1);
}

.theme-toggle i {
    transition: transform 0.3s ease;
}

.theme-toggle:hover i {
    transform: rotate(180deg);
}

/* Logout Button */
.logout-btn {
    position: absolute;
    top: var(--spacing-lg);
    right: 80px; /* Adjusted to make room for theme toggle */
    background: var(--error-color);
    color: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.logout-btn:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

/* Dark Mode Specific Styles */
[data-theme="dark"] .table-container::-webkit-scrollbar-track {
    background: var(--surface-color);
}

[data-theme="dark"] .table-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
}

[data-theme="dark"] .table-container::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

[data-theme="dark"] .table-container::before {
    background: linear-gradient(to left, rgba(15, 23, 42, 0.8), transparent);
}

[data-theme="dark"] .table-container::after {
    background: linear-gradient(to top, rgba(15, 23, 42, 0.8), transparent);
}

[data-theme="dark"] .login-page {
    background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
}

[data-theme="dark"] .login-option {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .login-option:hover {
    background: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .pagination-container {
    background: linear-gradient(135deg, var(--surface-color) 0%, var(--background-color) 100%);
}

[data-theme="dark"] input[type="file"] {
    border-color: var(--border-color);
    background: var(--surface-color);
    color: var(--text-primary);
}

[data-theme="dark"] input[type="file"]:hover {
    border-color: var(--primary-color);
    background: var(--background-color);
}

/* Enhanced Mobile Responsiveness */

/* Mobile Menu Toggle Button */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    transition: background-color 0.2s ease;
}

.mobile-menu-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    backdrop-filter: blur(4px);
}

.mobile-menu-overlay.active {
    display: block;
}

/* Mobile side panel */
@media (max-width: 1024px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .side-panel {
        position: fixed;
        top: 0;
        left: -100%;
        height: 100vh;
        z-index: 1000;
        transition: left 0.3s ease;
        overflow-y: auto;
    }
    
    .side-panel.mobile-open {
        left: 0;
    }
}

/* Tablet Styles (1024px and below) */
@media (max-width: 1024px) {
    .main-container {
        flex-direction: column;
        min-height: calc(100vh - 80px);
    }

    .side-panel {
        width: 100%;
        padding: var(--spacing-md);
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        order: 2;
        background: var(--surface-color);
    }

    .content-panel {
        padding: var(--spacing-md);
        order: 1;
        flex: 1;
    }

    .panel-header {
        padding: var(--spacing-lg);
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .panel-content {
        padding: var(--spacing-lg);
    }

    .panel-actions {
        width: 100%;
        justify-content: flex-start;
        flex-wrap: wrap;
    }

    .admin-section {
        margin-bottom: var(--spacing-md);
    }

    .student-section {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: var(--spacing-sm);
    }

    .student-section h4 {
        grid-column: 1 / -1;
        margin-bottom: var(--spacing-sm);
    }
}

@media (max-width: 768px) {
    header {
        padding: var(--spacing-md);
    }

    header h1 {
        font-size: 1.5rem;
    }

    .side-panel {
        padding: var(--spacing-sm);
    }

    .content-panel {
        padding: var(--spacing-sm);
    }

    .panel-header,
    .panel-content {
        padding: var(--spacing-md);
    }

    .form-grid {
        grid-template-columns: 1fr;
    }

    .list-stats {
        grid-template-columns: 1fr;
    }

    .panel-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .search-container {
        max-width: 100%;
    }

    .action-buttons {
        flex-direction: column;
    }

    .action-btn {
        width: 100%;
        justify-content: center;
    }

    .login-options {
        grid-template-columns: 1fr;
    }

    .login-box {
        padding: var(--spacing-xl);
    }
}

@media (max-width: 480px) {
    .form-section {
        padding: var(--spacing-md);
    }

    .stat-card {
        flex-direction: column;
        text-align: center;
    }

    .student-info {
        flex-direction: column;
        align-items: flex-start;
    }

    table {
        font-size: 0.75rem;
    }

    th,
    td {
        padding: var(--spacing-sm);
    }
}

/* Enquiry Specific Styles */
.enquiry-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin: var(--spacing-lg) 0;
    flex-wrap: wrap;
}

.enquiry-stats span {
    background: var(--surface-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    font-weight: 500;
    border: 1px solid var(--border-color);
    font-size: 0.875rem;
}

.filter-controls {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.date-filter {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--surface-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
}

.date-filter label {
    font-weight: 500;
    color: var(--text-primary);
    margin: 0;
    white-space: nowrap;
    font-size: 0.875rem;
}

.date-filter input[type="date"] {
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    font-size: 0.875rem;
    background: var(--surface-color);
}

#clearDateFilter {
    background: var(--error-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 0.75rem;
}

#clearDateFilter:hover {
    background: #dc2626;
    transform: scale(1.1);
}

/* Badge Styles */
.badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bg-success {
    background: #dcfce7;
    color: #166534;
}

.bg-warning {
    background: #fef3c7;
    color: #92400e;
}

.convert-btn {
    background: var(--success-color);
    color: white;
}

.convert-btn:hover {
    background: #059669;
}

.reverse-btn {
    background: var(--warning-color);
    color: white;
}

.reverse-btn:hover {
    background: #d97706;
}

.feedback-btn {
    background: var(--secondary-color);
    color: white;
}

.feedback-btn:hover {
    background: #475569;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    backdrop-filter: blur(4px);
}

.modal-content {
    background: var(--surface-color);
    margin: 5% auto;
    padding: 0;
    border-radius: var(--radius-lg);
    max-width: 500px;
    width: 90%;
    box-shadow: var(--shadow-lg);
    position: relative;
    animation: modalSlideIn 0.3s ease;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    padding: var(--spacing-xl);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.close-btn:hover {
    background: var(--background-color);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--spacing-xl);
}

/* Document Link Styles */
.document-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--primary-color);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
    font-size: 0.875rem;
}

.document-link:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

.document-link i {
    font-size: 0.875rem;
}

.no-document {
    color: var(--text-secondary);
    font-style: italic;
    font-size: 0.875rem;
}

/* File Input Styling */
input[type="file"] {
    padding: var(--spacing-md);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    background: var(--background-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

input[type="file"]:hover {
    border-color: var(--primary-color);
    background: var(--surface-color);
}

input[type="file"]:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
    outline: none;
}

/* File Preview Styling */
.file-preview {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md);
    background: var(--success-color);
    color: white;
    border-radius: var(--radius-md);
    margin-top: var(--spacing-sm);
}

.file-info {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.file-info i {
    font-size: 1.25rem;
}

.btn-remove {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s ease;
}

.btn-remove:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* Professional Pagination Styles */
.pagination-container {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg) var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-color);
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 0 0 12px 12px;
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.05);
    animation: fadeInUp 0.4s ease-out;
}

.pagination-info {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.pagination-info::before {
    content: "📊";
    font-size: 1rem;
}

.pagination-controls {
    display: flex;
    align-items: center;
    gap: 4px;
    background: white;
    padding: 6px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.pagination-btn {
    min-width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    color: var(--text-primary);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-size: 0.875rem;
    font-weight: 500;
    gap: var(--spacing-xs);
    position: relative;
    overflow: hidden;
}

.pagination-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-color), #4f46e5);
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 8px;
}

.pagination-btn:hover:not(:disabled)::before {
    opacity: 1;
}

.pagination-btn:hover:not(:disabled) {
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.3);
}

.pagination-btn.active {
    background: linear-gradient(135deg, var(--primary-color), #4f46e5);
    color: white;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(59, 130, 246, 0.3);
}

.pagination-btn.active::before {
    opacity: 0;
}

.pagination-btn:disabled {
    background: transparent;
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.pagination-btn:disabled::before {
    opacity: 0;
}

.pagination-btn.prev,
.pagination-btn.next {
    min-width: auto;
    width: auto;
    padding: 0 var(--spacing-md);
    font-weight: 600;
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.pagination-btn.prev:hover:not(:disabled),
.pagination-btn.next:hover:not(:disabled) {
    background: linear-gradient(135deg, var(--primary-color), #4f46e5);
    border-color: var(--primary-color);
}

.pagination-btn.page-number {
    font-weight: 600;
    letter-spacing: 0.5px;
}

.pagination-btn > * {
    position: relative;
    z-index: 2;
}

.pagination-ellipsis {
    padding: 0 var(--spacing-sm);
    display: flex;
    align-items: center;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 1.2rem;
}

.pagination-controls-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
}

.page-size-selector {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
    background: white;
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.05);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.page-size-selector::before {
    content: "📄";
    font-size: 1rem;
}

.page-size-selector select {
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: linear-gradient(135deg, #ffffff, #f8fafc);
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

.page-size-selector select:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.page-size-selector select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

.page-size-selector label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-weight: 500;
}

/* Professional animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Mobile pagination */
@media (max-width: 768px) {
    .pagination-container {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }
    
    .pagination-controls {
        justify-content: center;
        flex-wrap: wrap;
        gap: 2px;
        padding: 4px;
    }
    
    .pagination-btn {
        min-width: 40px;
        height: 40px;
        font-size: 0.8rem;
    }
    
    .pagination-btn.prev span,
    .pagination-btn.next span {
        display: none;
    }
    
    .pagination-btn.prev,
    .pagination-btn.next {
        padding: 0 var(--spacing-sm);
    }
    
    .pagination-info {
        text-align: center;
        font-size: 0.8rem;
    }
    
    .page-size-selector {
        font-size: 0.8rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .pagination-controls-wrapper {
        gap: var(--spacing-md);
        flex-wrap: wrap;
        justify-content: center;
    }
}

/* Certificate specific styles will be added in certificate.css */
/* Payment specific styles will be added in payments.css */
/* Report specific styles will be added in reports.css */

/* Device Check Overlay */
#device-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.device-message {
    text-align: center;
    color: white;
    padding: var(--spacing-xl);
}

.device-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
}

.device-message h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.device-message p {
    font-size: 1.125rem;
    opacity: 0.8;
}

/* Server Status Overlay */
#server-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(239, 68, 68, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9998;
}

.server-message {
    text-align: center;
    color: white;
    padding: var(--spacing-xl);
}

.server-animation {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-lg);
}

.dot {
    width: 12px;
    height: 12px;
    background: white;
    border-radius: 50%;
    animation: pulse 1.5s infinite;
}

.dot:nth-child(2) {
    animation-delay: 0.5s;
}

.dot:nth-child(3) {
    animation-delay: 1s;
}

@keyframes pulse {

    0%,
    80%,
    100% {
        opacity: 0.3;
        transform: scale(0.8);
    }

    40% {
        opacity: 1;
        transform: scale(1);
    }
}

.server-message h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.server-message p {
    font-size: 1.125rem;
    opacity: 0.9;
}

/* 
Reports Page Specific Styles */
.reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
}

.report-card {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: all 0.2s ease;
}

.report-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.report-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.report-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.125rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.report-header h3 i {
    color: var(--primary-color);
}

.report-actions {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
    flex-wrap: wrap;
}

.report-actions .form-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin: 0;
}

.report-actions .form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-primary);
    white-space: nowrap;
}

.report-actions .form-group input {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.report-body {
    padding: var(--spacing-lg);
}

.report-stat {
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-size: 1rem;
}

.report-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.report-table th {
    background: var(--background-color);
    color: var(--text-primary);
    font-weight: 600;
    text-align: left;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.report-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
}

.report-table tr:hover {
    background: var(--background-color);
}

.report-table tr:last-child td {
    border-bottom: none;
}



/* Payment Page Specific Styles */
.payment-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.payments-section {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
}

.payment-form {
    background: var(--background-color);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
}

.modal-actions {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
}

.receipt-content {
    padding: var(--spacing-xl);
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    font-size: 0.875rem;
    line-height: 1.6;
}

/* Certificate Layout Styles */
.certificate-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    height: calc(100vh - 200px);
}

.certificate-form-panel {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--border-color);
    overflow-y: auto;
}

.certificate-preview-panel {
    background: var(--background-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.preview-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.preview-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.btn-icon {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: var(--spacing-sm);
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-secondary);
}

.btn-icon:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Mobile Responsive Adjustments */
@media (max-width: 1024px) {
    .certificate-layout {
        grid-template-columns: 1fr;
        height: auto;
    }

    .certificate-preview-panel {
        order: -1;
    }

    .reports-grid {
        grid-template-columns: 1fr;
    }

    .report-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .report-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 768px) {
    .attendance-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .attendance-controls>* {
        width: 100%;
    }

    .payment-stats {
        grid-template-columns: 1fr;
    }

    .report-actions {
        flex-direction: column;
        align-items: stretch;
    }

    .report-actions .form-group {
        justify-content: space-between;
    }

    .modal-content {
        width: 95%;
        margin: 2% auto;
    }

    .modal-actions {
        flex-direction: column;
    }

    .modal-actions button {
        width: 100%;
    }
}

/* Additional utility classes */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.font-mono {
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
}

.font-semibold {
    font-weight: 600;
}

.font-bold {
    font-weight: 700;
}

.text-sm {
    font-size: 0.875rem;
}

.text-xs {
    font-size: 0.75rem;
}

.text-lg {
    font-size: 1.125rem;
}

.text-xl {
    font-size: 1.25rem;
}

.mb-0 {
    margin-bottom: 0;
}

.mb-2 {
    margin-bottom: var(--spacing-sm);
}

.mb-4 {
    margin-bottom: var(--spacing-md);
}

.mb-6 {
    margin-bottom: var(--spacing-lg);
}

.mt-0 {
    margin-top: 0;
}

.mt-2 {
    margin-top: var(--spacing-sm);
}

.mt-4 {
    margin-top: var(--spacing-md);
}

.mt-6 {
    margin-top: var(--spacing-lg);
}

.p-0 {
    padding: 0;
}

.p-2 {
    padding: var(--spacing-sm);
}

.p-4 {
    padding: var(--spacing-md);
}

.p-6 {
    padding: var(--spacing-lg);
}

.hidden {
    display: none;
}

.block {
    display: block;
}

.flex {
    display: flex;
}

.grid {
    display: grid;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-2 {
    gap: var(--spacing-sm);
}

.gap-4 {
    gap: var(--spacing-md);
}

.gap-6 {
    gap: var(--spacing-lg);
}

.w-full {
    width: 100%;
}

.h-full {
    height: 100%;
}

.rounded {
    border-radius: var(--radius-md);
}

.rounded-lg {
    border-radius: var(--radius-lg);
}

.shadow {
    box-shadow: var(--shadow-sm);
}

.shadow-md {
    box-shadow: var(--shadow-md);
}

.shadow-lg {
    box-shadow: var(--shadow-lg);
}

.border {
    border: 1px solid var(--border-color);
}

.bg-white {
    background-color: var(--surface-color);
}

.bg-gray-50 {
    background-color: var(--background-color);
}

.text-primary {
    color: var(--text-primary);
}

.text-secondary {
    color: var(--text-secondary);
}

.text-blue {
    color: var(--primary-color);
}

.text-green {
    color: var(--success-color);
}

.text-yellow {
    color: var(--warning-color);
}

.text-red {
    color: var(--error-color);
}

/* Mobi
le Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    transition: background 0.2s ease;
}

.mobile-menu-toggle:hover {
    background: rgba(255, 255, 255, 0.1);
}

.mobile-menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 999;
    backdrop-filter: blur(4px);
}

.mobile-menu-overlay.active {
    display: block;
}

/* Enhanced Table Scrolling for All Tables */
.students-section,
.payments-section,
.enquiry-section,
.reports-section {
    max-height: 70vh;
    overflow-y: auto;
}

.students-section::-webkit-scrollbar,
.payments-section::-webkit-scrollbar,
.enquiry-section::-webkit-scrollbar,
.reports-section::-webkit-scrollbar {
    width: 8px;
}

.students-section::-webkit-scrollbar-track,
.payments-section::-webkit-scrollbar-track,
.enquiry-section::-webkit-scrollbar-track,
.reports-section::-webkit-scrollbar-track {
    background: var(--background-color);
    border-radius: 4px;
}

.students-section::-webkit-scrollbar-thumb,
.payments-section::-webkit-scrollbar-thumb,
.enquiry-section::-webkit-scrollbar-thumb,
.reports-section::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
    transition: background 0.2s ease;
}

.students-section::-webkit-scrollbar-thumb:hover,
.payments-section::-webkit-scrollbar-thumb:hover,
.enquiry-section::-webkit-scrollbar-thumb:hover,
.reports-section::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Enhanced Login Page Styles */
.login-page {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="25" cy="25" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="75" cy="75" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="50" cy="10" r="0.5" fill="rgba(255,255,255,0.05)"/><circle cx="10" cy="50" r="0.5" fill="rgba(255,255,255,0.05)"/><circle cx="90" cy="30" r="0.5" fill="rgba(255,255,255,0.05)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
    z-index: 1;
}

.login-container {
    width: 100%;
    max-width: 1200px;
    position: relative;
    z-index: 2;
}

.login-header {
    text-align: center;
    color: white;
    margin-bottom: 4rem;
    animation: fadeInDown 0.8s ease;
}

.login-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--spacing-lg);
    font-weight: 700;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    letter-spacing: -0.02em;
}

.login-header p {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    opacity: 0.9;
    font-weight: 400;
}

.login-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: 3rem;
    animation: fadeInUp 0.8s ease 0.2s both;
}

.login-option {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 3rem 2rem;
    border-radius: var(--radius-lg);
    text-align: center;
    color: white;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.login-option::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s ease;
}

.login-option:hover::before {
    left: 100%;
}

.login-option:hover {
    transform: translateY(-8px) scale(1.02);
    background: rgba(255, 255, 255, 0.2);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.3);
}

.login-option i {
    font-size: 4rem;
    margin-bottom: var(--spacing-xl);
    display: block;
    transition: transform 0.3s ease;
}

.login-option:hover i {
    transform: scale(1.1) rotate(5deg);
}

.login-option h2 {
    margin: var(--spacing-lg) 0 var(--spacing-md);
    font-size: 1.75rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.login-option p {
    opacity: 0.85;
    font-size: 1rem;
    line-height: 1.5;
}

.login-box {
    background: var(--surface-color);
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.3);
    max-width: 450px;
    margin: 0 auto;
    animation: slideUp 0.6s ease;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.login-box-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-box-header i {
    font-size: 4rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-xl);
    display: block;
    animation: pulse 2s infinite;
}

.login-box-header h2 {
    color: var(--text-primary);
    margin: 0;
    font-weight: 600;
    font-size: 1.5rem;
}

.login-box .form-group {
    margin-bottom: var(--spacing-xl);
}

.login-box .form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.875rem;
}

.login-box .form-group label i {
    margin-right: var(--spacing-sm);
    color: var(--primary-color);
    width: 16px;
}

.login-box .form-group input {
    width: 100%;
    padding: var(--spacing-lg);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: all 0.3s ease;
    background: var(--surface-color);
}

.login-box .form-group input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    outline: none;
    transform: translateY(-1px);
}

.login-box .form-actions {
    margin-top: 2rem;
}

.login-box .form-actions button {
    width: 100%;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.login-box .form-actions button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.6s ease;
}

.login-box .form-actions button:hover::before {
    left: 100%;
}

.login-box .form-actions button:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(37, 99, 235, 0.3);
}

.login-box .form-actions button i {
    margin-right: var(--spacing-sm);
}

.back-to-options {
    margin-top: var(--spacing-xl);
    text-align: center;
}

.back-to-options button {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.875rem;
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    transition: all 0.2s ease;
}

.back-to-options button:hover {
    color: var(--text-primary);
    background: var(--background-color);
}

.back-to-options button i {
    margin-right: var(--spacing-sm);
}

/* Login Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes pulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

/* Enhanced Mobile Responsiveness */
@media (max-width: 1024px) {
    .side-panel {
        transform: translateX(-100%);
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        z-index: 1000;
        transition: transform 0.3s ease;
    }

    .side-panel.active {
        transform: translateX(0);
    }

    .mobile-menu-toggle {
        display: block;
    }

    .main-container {
        flex-direction: row;
    }

    .content-panel {
        width: 100%;
        padding: var(--spacing-md);
    }

    .table-container {
        max-height: 60vh;
    }
}

@media (max-width: 768px) {
    .login-header h1 {
        font-size: 2rem;
    }

    .login-options {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .login-option {
        padding: 2rem 1.5rem;
    }

    .login-option i {
        font-size: 3rem;
    }

    .login-option h2 {
        font-size: 1.5rem;
    }

    .login-box {
        padding: 2rem;
        margin: 0 var(--spacing-md);
    }

    .login-box-header i {
        font-size: 3rem;
    }

    .table-container {
        max-height: 50vh;
    }

    .panel-header,
    .panel-content {
        padding: var(--spacing-md);
    }

    .form-section {
        padding: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .login-page {
        padding: var(--spacing-md);
    }

    .login-header {
        margin-bottom: 2rem;
    }

    .login-header h1 {
        font-size: 1.75rem;
    }

    .login-options {
        margin-bottom: 2rem;
    }

    .login-option {
        padding: 1.5rem 1rem;
    }

    .login-box {
        padding: 1.5rem;
        margin: 0;
    }

    .table-container {
        max-height: 40vh;
    }

    th,
    td {
        padding: var(--spacing-sm);
        font-size: 0.75rem;
    }

    .action-buttons {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .action-btn {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: 0.6875rem;
    }
}

/* Print Styles */
@media print {

    .side-panel,
    .mobile-menu-toggle,
    .mobile-menu-overlay,
    .logout-btn,
    .panel-actions,
    .action-buttons {
        display: none !important;
    }

    .main-container {
        flex-direction: column;
    }

    .content-panel {
        width: 100% !important;
        padding: 0 !important;
    }

    .table-container {
        max-height: none !important;
        overflow: visible !important;
        box-shadow: none !important;
        border: 1px solid #000 !important;
    }

    table {
        page-break-inside: auto;
    }

    tr {
        page-break-inside: avoid;
        page-break-after: auto;
    }

    thead {
        display: table-header-group;
    }

    tfoot {
        display: table-footer-group;
    }
}

/* High Contrast Mode Support */
@media (prefers-contrast: high) {
    :root {
        --border-color: #000000;
        --text-secondary: #000000;
        --background-color: #ffffff;
    }

    .table-container {
        border: 2px solid #000000;
    }

    th,
    td {
        border: 1px solid #000000;
    }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .login-option:hover {
        transform: none;
    }

    .tab-btn:hover {
        transform: none;
    }
}

/* P
rofessional Payment Modal Styles */
.payment-modal-upgraded {
    max-width: 600px;
    width: 95%;
    margin: 2% auto;
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    animation: modalSlideIn 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.upgraded-modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    overflow: hidden;
}

.upgraded-modal-header::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transform: translate(30px, -30px);
}

.modal-header-left {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    flex: 1;
}

.modal-icon-bg {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.modal-icon-bg i {
    font-size: 1.5rem;
    color: white;
}

.modal-header-title h2 {
    margin: 0 0 var(--spacing-sm) 0;
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.modal-subtitle {
    margin: 0;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
}

.upgraded-modal-header .close-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 1.25rem;
}

.upgraded-modal-header .close-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.05);
}

.modal-body-upgraded {
    padding: var(--spacing-xl);
    background: var(--surface-color);
}

/* Student Summary Card */
.student-summary-card {
    background: linear-gradient(135deg, var(--background-color) 0%, #f1f5f9 100%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.student-summary-avatar {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
    box-shadow: var(--shadow-sm);
}

.student-summary-details {
    flex: 1;
}

.student-summary-name {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.student-summary-id {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
}

/* Payment Form Upgraded */
.payment-form-upgraded {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.payment-form-upgraded .form-section {
    background: var(--background-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    margin-bottom: 0;
}

.form-section-title {
    margin: 0 0 var(--spacing-lg) 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-color);
}

.form-section-title i {
    color: var(--primary-color);
    font-size: 1.125rem;
}

.payment-form-upgraded .form-group {
    margin-bottom: var(--spacing-lg);
}

.payment-form-upgraded .form-group:last-child {
    margin-bottom: 0;
}

.payment-form-upgraded label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.875rem;
}

.payment-form-upgraded input,
.payment-form-upgraded select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    background: var(--surface-color);
    transition: all 0.2s ease;
    font-family: inherit;
}

.payment-form-upgraded input:focus,
.payment-form-upgraded select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    outline: none;
}

.payment-form-upgraded input[type="number"] {
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
}

/* Form Grid for Payment Details */
.form-grid-2col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

/* Student Search Input Enhancement */
.payment-form-upgraded #studentSearchInput {
    background: var(--surface-color);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    font-size: 0.875rem;
    transition: all 0.2s ease;
    position: relative;
}

.payment-form-upgraded #studentSearchInput:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.payment-form-upgraded #studentSearchInput::placeholder {
    color: var(--text-secondary);
    font-style: italic;
}

/* Enhanced Select Styling */
.payment-form-upgraded select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 2.5rem;
}

/* Upgraded Form Actions */
.upgraded-form-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: flex-end;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    margin-top: var(--spacing-lg);
}

.upgraded-form-actions .btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
}

.upgraded-form-actions .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.upgraded-form-actions .btn-primary:active {
    transform: translateY(0);
}

.upgraded-form-actions .btn-secondary {
    background: var(--surface-color);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.upgraded-form-actions .btn-secondary:hover {
    background: var(--background-color);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Payment Actions Flex */
.payment-actions-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.payment-actions-flex .search-container {
    flex: 1;
    min-width: 250px;
}

.payment-actions-flex .action-btn {
    white-space: nowrap;
    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
    box-shadow: var(--shadow-sm);
}

.payment-actions-flex .action-btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

/* Responsive Design for Payment Modal */
@media (max-width: 768px) {
    .payment-modal-upgraded {
        width: 98%;
        margin: 1% auto;
        max-height: 95vh;
        overflow-y: auto;
    }

    .upgraded-modal-header {
        padding: var(--spacing-lg);
    }

    .modal-header-left {
        gap: var(--spacing-md);
    }

    .modal-icon-bg {
        width: 48px;
        height: 48px;
    }

    .modal-header-title h2 {
        font-size: 1.25rem;
    }

    .modal-body-upgraded {
        padding: var(--spacing-lg);
    }

    .form-grid-2col {
        grid-template-columns: 1fr;
    }

    .upgraded-form-actions {
        flex-direction: column-reverse;
    }

    .upgraded-form-actions .btn-primary,
    .upgraded-form-actions .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .payment-actions-flex {
        flex-direction: column;
        align-items: stretch;
    }

    .payment-actions-flex .search-container {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .student-summary-card {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

    .payment-form-upgraded .form-section {
        padding: var(--spacing-lg);
    }

    .modal-header-left {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: var(--spacing-md);
    }
}

/* Ul
tra Professional Payment Modal Styles */
.payment-modal-upgraded {
    max-width: 850px;
    width: 95%;
    max-height: 90vh;
    margin: 2% auto;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 28px;
    box-shadow:
        0 50px 100px -20px rgba(0, 0, 0, 0.3),
        0 0 0 1px rgba(255, 255, 255, 0.2),
        inset 0 2px 0 rgba(255, 255, 255, 0.3);
    overflow: hidden;
    animation: modalSlideIn 0.6s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(30px);
    border: 2px solid rgba(255, 255, 255, 0.2);
    position: relative;
    transform-style: preserve-3d;
    display: flex;
    flex-direction: column;
}

.payment-modal-upgraded::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #f5576c);
    z-index: 1;
}

.upgraded-modal-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%, #f093fb 100%);
    color: white;
    padding: 40px 48px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.3);
}

.upgraded-modal-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.upgraded-modal-header::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite reverse;
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

.modal-header-left {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    flex: 1;
    z-index: 2;
    position: relative;
}

.modal-icon-bg {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.modal-icon-bg i {
    font-size: 1.75rem;
    color: white;
}

.modal-header-title h2 {
    margin: 0 0 8px 0;
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    gap: 12px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.modal-subtitle {
    margin: 0;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
    font-weight: 300;
}

.upgraded-modal-header .close-btn {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 1.25rem;
    z-index: 2;
    position: relative;
}

.upgraded-modal-header .close-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.05) rotate(90deg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.modal-body-upgraded {
    padding: 40px;
    background: var(--surface-color);
    position: relative;
}

/* Enhanced Student Summary Card */
.student-summary-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 32px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.student-summary-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.student-summary-avatar {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.student-summary-details {
    flex: 1;
}

.student-summary-name {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.student-summary-id {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    background: rgba(37, 99, 235, 0.1);
    padding: 4px 8px;
    border-radius: 6px;
    display: inline-block;
}

/* Enhanced Payment Form */
.payment-form-upgraded {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.payment-form-upgraded .form-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    margin-bottom: 0;
    position: relative;
    overflow: hidden;
}

.payment-form-upgraded .form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
}

.form-section-title {
    margin: 0 0 24px 0;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border-color);
    position: relative;
}

.form-section-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.form-section-title i {
    color: var(--primary-color);
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
}

.payment-form-upgraded .form-group {
    margin-bottom: 24px;
}

.payment-form-upgraded .form-group:last-child {
    margin-bottom: 0;
}

.payment-form-upgraded label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.payment-form-upgraded input,
.payment-form-upgraded select {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 0.95rem;
    background: var(--surface-color);
    transition: all 0.3s ease;
    font-family: inherit;
    font-weight: 500;
}

.payment-form-upgraded input:focus,
.payment-form-upgraded select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    outline: none;
    transform: translateY(-1px);
}

.payment-form-upgraded input[type="number"] {
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    font-weight: 600;
}

/* Enhanced Form Grid */
.form-grid-2col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}

/* Enhanced Student Search */
.payment-form-upgraded #studentSearchInput {
    background: linear-gradient(135deg, var(--surface-color), #f8f9fa);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 16px 20px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    position: relative;
}

.payment-form-upgraded #studentSearchInput:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    background: var(--surface-color);
}

.payment-form-upgraded #studentSearchInput::placeholder {
    color: var(--text-secondary);
    font-style: italic;
    font-weight: 400;
}

/* Enhanced Select Styling */
.payment-form-upgraded select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23667eea' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 16px center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    padding-right: 3rem;
    cursor: pointer;
}

.payment-form-upgraded select:hover {
    border-color: var(--primary-light);
}

/* Ultra Professional Form Actions */
.upgraded-form-actions {
    display: flex;
    gap: 16px;
    justify-content: flex-end;
    padding-top: 32px;
    border-top: 2px solid var(--border-color);
    margin-top: 32px;
    position: relative;
}

.upgraded-form-actions::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 0;
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.upgraded-form-actions .btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.upgraded-form-actions .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
}

.upgraded-form-actions .btn-primary:active {
    transform: translateY(0);
}

.upgraded-form-actions .btn-secondary {
    background: var(--surface-color);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.upgraded-form-actions .btn-secondary:hover {
    background: var(--background-color);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Enhanced Payment Actions */
.payment-actions-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.payment-actions-flex .search-container {
    flex: 1;
    min-width: 280px;
}

.payment-actions-flex .action-btn {
    white-space: nowrap;
    background: linear-gradient(135deg, var(--success-color) 0%, #059669 100%);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
    padding: 14px 28px;
    border-radius: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.payment-actions-flex .action-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

/* Enhanced Modal Backdrop */
.modal {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
}

/* Responsive Enhancements */
@media (max-width: 768px) {
    .payment-modal-upgraded {
        width: 98%;
        margin: 2% auto;
        max-height: 95vh;
        overflow-y: auto;
        border-radius: 16px;
    }

    .upgraded-modal-header {
        padding: 24px 20px;
    }

    .modal-header-left {
        gap: 16px;
    }

    .modal-icon-bg {
        width: 56px;
        height: 56px;
    }

    .modal-header-title h2 {
        font-size: 1.5rem;
    }

    .modal-body-upgraded {
        padding: 24px 20px;
    }

    .form-grid-2col {
        grid-template-columns: 1fr;
    }

    .upgraded-form-actions {
        flex-direction: column-reverse;
        gap: 12px;
    }

    .upgraded-form-actions .btn-primary,
    .upgraded-form-actions .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .payment-actions-flex {
        flex-direction: column;
        align-items: stretch;
    }

    .payment-actions-flex .search-container {
        min-width: auto;
    }
}

@media (max-width: 480px) {
    .student-summary-card {
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }

    .payment-form-upgraded .form-section {
        padding: 24px 16px;
    }

    .modal-header-left {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 16px;
    }

    .upgraded-modal-header {
        padding: 20px 16px;
    }

    .modal-body-upgraded {
        padding: 20px 16px;
    }
}

/* Ultr
a Professional Feedback Modal Styles */
.professional-feedback-modal {
    max-width: 900px;
    width: 95%;
    max-height: 90vh;
    margin: 2% auto;
    background: var(--surface-color);
    border-radius: 24px;
    box-shadow:
        0 32px 64px -12px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
    animation: modalSlideIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    display: flex;
    flex-direction: column;
}

.professional-feedback-modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #f5576c);
    z-index: 1;
}

.professional-feedback-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 32px 40px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    overflow: hidden;
}

.professional-feedback-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.professional-feedback-header::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite reverse;
}

.professional-feedback-header .modal-header-left {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    flex: 1;
    z-index: 2;
    position: relative;
}

.professional-feedback-header .modal-icon-bg {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.professional-feedback-header .modal-icon-bg i {
    font-size: 1.75rem;
    color: white;
}

.professional-feedback-header .modal-header-title h2 {
    margin: 0 0 8px 0;
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    gap: 12px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.professional-feedback-header .modal-subtitle {
    margin: 0;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
    font-weight: 300;
}

.professional-feedback-header .close-btn {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 1.25rem;
    z-index: 2;
    position: relative;
}

.professional-feedback-header .close-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.05) rotate(90deg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.professional-feedback-body {
    padding: 40px;
    background: var(--surface-color);
    display: flex;
    flex-direction: column;
    gap: 32px;
    max-height: 70vh;
    overflow-y: auto;
    position: relative;
}

/* Professional Scrollbar for Feedback Modal */
.professional-feedback-body::-webkit-scrollbar {
    width: 8px;
}

.professional-feedback-body::-webkit-scrollbar-track {
    background: rgba(102, 126, 234, 0.05);
    border-radius: 4px;
}

.professional-feedback-body::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 4px;
    transition: all 0.3s ease;
}

.professional-feedback-body::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #764ba2, #f093fb);
    width: 10px;
}

/* Feedback History Section */
.feedback-history-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--border-color);
    position: relative;
}

.feedback-history-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 2px 0 0 2px;
}

.feedback-history-section .section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border-color);
    position: relative;
}

.feedback-history-section .section-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, #667eea, #764ba2);
}

.section-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.feedback-history-section h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.feedback-log-container {
    max-height: 300px;
    overflow-y: auto;
    padding-right: 8px;
}

.feedback-log-container::-webkit-scrollbar {
    width: 6px;
}

.feedback-log-container::-webkit-scrollbar-track {
    background: var(--background-color);
    border-radius: 3px;
}

.feedback-log-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
    transition: background 0.2s ease;
}

.feedback-log-container::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

.professional-feedback-log {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.professional-feedback-log p {
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
    padding: 20px;
    background: rgba(102, 126, 234, 0.05);
    border-radius: 12px;
    border: 1px dashed var(--border-color);
}

.feedback-entry {
    background: white;
    padding: 20px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.2s ease;
    position: relative;
}

.feedback-entry:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

.feedback-entry::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(135deg, #f093fb, #f5576c);
    border-radius: 2px 0 0 2px;
}

.feedback-datetime {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.feedback-datetime::before {
    content: '📅';
    font-size: 0.9rem;
}

.feedback-text {
    color: var(--text-primary);
    line-height: 1.6;
    font-size: 0.95rem;
    margin: 0;
    padding-left: 8px;
}

/* Add New Feedback Section */
.add-feedback-section {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--border-color);
    position: relative;
}

.add-feedback-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, #f093fb, #f5576c);
    border-radius: 2px 0 0 2px;
}

.add-feedback-section .section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border-color);
    position: relative;
}

.add-feedback-section .section-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, #f093fb, #f5576c);
}

.add-feedback-section h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Professional Feedback Form */
.professional-feedback-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-grid-feedback {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.professional-feedback-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.professional-feedback-form .form-group.full-width {
    grid-column: 1 / -1;
}

.professional-feedback-form label {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.professional-feedback-form label i {
    color: var(--primary-color);
    font-size: 1rem;
}

.professional-feedback-form input,
.professional-feedback-form textarea {
    padding: 16px 20px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-size: 0.95rem;
    background: var(--surface-color);
    transition: all 0.3s ease;
    font-family: inherit;
    font-weight: 500;
}

.professional-feedback-form input:focus,
.professional-feedback-form textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    outline: none;
    transform: translateY(-1px);
}

.professional-feedback-form textarea {
    resize: vertical;
    min-height: 120px;
    line-height: 1.6;
}

.textarea-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
    font-size: 0.8rem;
}

.char-count {
    color: var(--text-secondary);
    font-weight: 500;
}

.helpful-text {
    color: var(--text-secondary);
    font-style: italic;
}

/* Professional Form Actions */
.professional-feedback-actions {
    display: flex;
    gap: 16px;
    justify-content: flex-end;
    padding-top: 24px;
    border-top: 2px solid var(--border-color);
    margin-top: 24px;
    position: relative;
}

.professional-feedback-actions::before {
    content: '';
    position: absolute;
    top: -2px;
    left: 0;
    width: 100px;
    height: 2px;
    background: linear-gradient(90deg, #f093fb, #f5576c);
}

.professional-feedback-actions .btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.professional-feedback-actions .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
}

.professional-feedback-actions .btn-primary:active {
    transform: translateY(0);
}

.professional-feedback-actions .btn-secondary {
    background: var(--surface-color);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.professional-feedback-actions .btn-secondary:hover {
    background: var(--background-color);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Enhanced Modal Backdrop */
.modal {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(8px);
}

/* Responsive Design for Feedback Modal */
@media (max-width: 768px) {
    .professional-feedback-modal {
        width: 98%;
        margin: 2% auto;
        max-height: 95vh;
        border-radius: 16px;
    }

    .professional-feedback-header {
        padding: 24px 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .professional-feedback-header .modal-header-left {
        gap: 16px;
    }

    .professional-feedback-header .modal-icon-bg {
        width: 56px;
        height: 56px;
    }

    .professional-feedback-header .modal-header-title h2 {
        font-size: 1.5rem;
    }

    .professional-feedback-body {
        padding: 24px 20px;
        gap: 24px;
        max-height: calc(95vh - 140px);
        overflow-y: auto;
    }

    .form-grid-feedback {
        grid-template-columns: 1fr;
    }

    .professional-feedback-actions {
        flex-direction: column-reverse;
        gap: 12px;
    }

    .professional-feedback-actions .btn-primary,
    .professional-feedback-actions .btn-secondary {
        width: 100%;
        justify-content: center;
    }

    .feedback-log-container {
        max-height: 200px;
    }
}

@media (max-width: 480px) {

    .feedback-history-section,
    .add-feedback-section {
        padding: 16px;
    }

    .professional-feedback-header {
        padding: 20px 16px;
    }

    .professional-feedback-body {
        padding: 20px 16px;
        max-height: calc(100vh - 120px);
        overflow-y: auto;
    }

    .feedback-entry {
        padding: 16px;
    }

    .professional-feedback-form input,
    .professional-feedback-form textarea {
        padding: 12px 16px;
    }
}

/*
 Mobile-specific styles for side panel */
@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }

    .header-content {
        display: flex;
        align-items: center;
        gap: var(--spacing-md);
    }

    .header-info h1 {
        font-size: 1.25rem;
    }

    .main-container {
        position: relative;
    }

    .side-panel {
        position: fixed;
        top: 0;
        left: 0;
        width: 280px;
        height: 100vh;
        background: var(--surface-color);
        z-index: 1000;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        overflow-y: auto;
        box-shadow: 2px 0 10px rgba(0, 0, 0, 0.1);
        border-right: 1px solid var(--border-color);
        padding: var(--spacing-lg);
    }

    .side-panel.mobile-active {
        transform: translateX(0);
    }

    .content-panel {
        width: 100%;
        padding: var(--spacing-sm);
        margin-left: 0;
    }

    .panel-header {
        padding: var(--spacing-md);
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-md);
    }

    .panel-content {
        padding: var(--spacing-md);
    }

    .student-section {
        display: flex;
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .student-section h4 {
        margin-bottom: var(--spacing-sm);
    }

    /* Mobile table improvements */
    .table-container {
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    table {
        min-width: 800px;
    }

    /* Mobile form improvements */
    .form-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .form-section {
        padding: var(--spacing-md);
    }

    /* Mobile action buttons */
    .action-buttons {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .action-btn {
        width: 100%;
        justify-content: center;
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.8rem;
    }

    /* Mobile stats cards */
    .list-stats {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .stat-card {
        flex-direction: row;
        align-items: center;
        padding: var(--spacing-md);
    }

    /* Mobile search */
    .search-container {
        max-width: 100%;
    }

    .panel-actions {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }

    /* Mobile payment modal adjustments */
    .payment-actions-flex {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
    }

    /* Prevent body scroll when mobile menu is open */
    body.mobile-menu-open {
        overflow: hidden;
    }
}

/* Extra small mobile devices */
@media (max-width: 480px) {
    .header-info h1 {
        font-size: 1rem;
        line-height: 1.2;
    }

    .header-info p {
        font-size: 0.8rem;
    }

    .side-panel {
        width: 100%;
        padding: var(--spacing-md);
    }

    .panel-header {
        padding: var(--spacing-sm);
    }

    .panel-content {
        padding: var(--spacing-sm);
    }

    .form-section {
        padding: var(--spacing-sm);
    }

    .section-header h3 {
        font-size: 1rem;
    }

    .form-group label {
        font-size: 0.8rem;
    }

    .form-group input,
    .form-group select,
    .form-group textarea {
        padding: var(--spacing-sm);
        font-size: 0.9rem;
    }

    .btn-primary,
    .btn-secondary {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
    }

    .stat-card {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-sm);
    }

    .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .stat-info h3 {
        font-size: 1.2rem;
    }

    /* Mobile table text size */
    table {
        font-size: 0.8rem;
    }

    th,
    td {
        padding: var(--spacing-xs);
    }

    .student-info {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }

    .student-avatar {
        width: 32px;
        height: 32px;
        font-size: 0.8rem;
    }

    .contact-info,
    .course-info {
        gap: var(--spacing-xs);
    }

    .contact-item {
        font-size: 0.75rem;
    }
}

/* Landscape mobile orientation */
@media (max-width: 768px) and (orientation: landscape) {
    .side-panel {
        width: 250px;
    }

    .header-info h1 {
        font-size: 1.1rem;
    }
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .tab-btn:hover {
        background: transparent;
        color: var(--text-secondary);
        transform: none;
    }

    .tab-btn:active {
        background: var(--primary-color);
        color: white;
        transform: scale(0.98);
    }

    .action-btn:hover {
        transform: none;
        box-shadow: var(--shadow-sm);
    }

    .action-btn:active {
        transform: scale(0.95);
    }

    .stat-card:hover {
        transform: none;
    }

    .stat-card:active {
        transform: scale(0.98);
    }
}

/* Additi
onal Mobile Enhancements */

/* Mobile-friendly table scrolling indicators */
@media (max-width: 768px) {
    .table-container {
        position: relative;
    }

    .table-container::after {
        content: '← Scroll to see more →';
        position: absolute;
        bottom: 10px;
        right: 10px;
        background: rgba(0, 0, 0, 0.7);
        color: white;
        padding: 4px 8px;
        border-radius: 4px;
        font-size: 0.7rem;
        pointer-events: none;
        opacity: 0.8;
    }

    /* Hide scroll indicator when table is fully visible */
    .table-container:not([data-scrollable])::after {
        display: none;
    }

    /* Mobile-friendly form improvements */
    .form-actions {
        flex-direction: column;
        gap: var(--spacing-sm);
    }

    .form-actions .btn-primary,
    .form-actions .btn-secondary {
        width: 100%;
        justify-content: center;
        padding: var(--spacing-md);
        font-size: 1rem;
    }

    /* Mobile notification adjustments */
    .notification {
        top: 10px;
        right: 10px;
        left: 10px;
        width: auto;
        max-width: none;
        font-size: 0.9rem;
    }

    /* Mobile modal improvements */
    .modal-content {
        margin: 5% auto;
        width: 95%;
        max-width: none;
        max-height: 90vh;
        overflow-y: auto;
    }

    /* Mobile enquiry table improvements */
    .enquiry-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
        text-align: center;
    }

    .enquiry-stats span {
        padding: var(--spacing-sm);
        font-size: 0.9rem;
    }

    /* Mobile filter controls */
    .filter-controls {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: stretch;
    }

    .date-filter {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: stretch;
    }

    .date-filter label {
        text-align: center;
    }

    /* Mobile certificate improvements */
    .certificate-preview {
        transform: scale(0.8);
        transform-origin: top center;
    }

    /* Mobile login improvements */
    .login-options {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .login-option {
        padding: var(--spacing-lg);
    }

    .login-box {
        padding: var(--spacing-lg);
        margin: var(--spacing-md);
    }
}

/* Extra small devices (phones in portrait) */
@media (max-width: 320px) {
    .header-info h1 {
        font-size: 0.9rem;
        line-height: 1.1;
    }

    .side-panel {
        padding: var(--spacing-sm);
    }

    .tab-btn {
        padding: var(--spacing-sm);
        font-size: 0.8rem;
    }

    .tab-btn span {
        display: none;
    }

    .tab-btn i {
        font-size: 1.2rem;
    }

    .panel-header {
        padding: var(--spacing-sm);
    }

    .panel-title h2 {
        font-size: 1.2rem;
    }

    .panel-content {
        padding: var(--spacing-sm);
    }
}

/* High DPI mobile displays */
@media (-webkit-min-device-pixel-ratio: 2) and (max-width: 768px) {

    .admin-avatar,
    .student-avatar {
        image-rendering: -webkit-optimize-contrast;
    }

    .stat-icon,
    .section-icon {
        transform: translateZ(0);
    }
}

/* Mobile landscape orientation specific */
@media (max-width: 768px) and (orientation: landscape) {
    .main-container {
        flex-direction: row;
    }

    .side-panel {
        width: 250px;
        height: 100vh;
        position: fixed;
        transform: translateX(-100%);
    }

    .side-panel.mobile-active {
        transform: translateX(0);
    }

    .content-panel {
        margin-left: 0;
        width: 100%;
    }

    .header-info h1 {
        font-size: 1.1rem;
    }
}

/* iOS Safari specific fixes */
@supports (-webkit-touch-callout: none) {
    .side-panel {
        -webkit-overflow-scrolling: touch;
    }

    .table-container {
        -webkit-overflow-scrolling: touch;
    }

    .modal-content {
        -webkit-overflow-scrolling: touch;
    }
}

/* Android Chrome specific fixes */
@media screen and (-webkit-min-device-pixel-ratio: 0) and (min-resolution: .001dpcm) {

    .form-group input,
    .form-group select,
    .form-group textarea {
        font-size: 16px;
        /* Prevents zoom on focus */
    }
}

/* Accessibility improvements for mobile */
@media (max-width: 768px) {

    /* Larger touch targets */
    .tab-btn,
    .action-btn,
    .btn-primary,
    .btn-secondary {
        min-height: 44px;
        min-width: 44px;
    }

    /* Better focus indicators */
    .tab-btn:focus,
    .action-btn:focus,
    .btn-primary:focus,
    .btn-secondary:focus {
        outline: 2px solid var(--primary-color);
        outline-offset: 2px;
    }

    /* Improved form labels */
    .form-group label {
        font-size: 1rem;
        font-weight: 600;
    }

    /* Better error states */
    .form-group input:invalid,
    .form-group select:invalid,
    .form-group textarea:invalid {
        border-color: var(--error-color);
        box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.2);
    }
}

/* Pro
fessional Student Profile Modal Styles */
.professional-student-profile-modal {
    max-width: 900px;
    width: 95%;
    margin: 1% auto;
    background: var(--surface-color);
    border-radius: 24px;
    box-shadow:
        0 32px 64px -12px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
    animation: modalSlideIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.professional-student-profile-modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #f5576c);
    z-index: 1;
}

.professional-profile-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 32px 40px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    overflow: hidden;
}

.professional-profile-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.professional-profile-header::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite reverse;
}

.professional-profile-body {
    padding: 40px;
    background: var(--surface-color);
    max-height: 70vh;
    overflow-y: auto;
}

.professional-profile-body::-webkit-scrollbar {
    width: 8px;
}

.professional-profile-body::-webkit-scrollbar-track {
    background: var(--background-color);
    border-radius: 4px;
}

.professional-profile-body::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
    transition: background 0.2s ease;
}

.professional-profile-body::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Professional ID Card Modal Styles */
.professional-id-card-modal {
    max-width: 800px;
    width: 95%;
    margin: 1% auto;
    background: var(--surface-color);
    border-radius: 24px;
    box-shadow:
        0 32px 64px -12px rgba(0, 0, 0, 0.25),
        0 0 0 1px rgba(255, 255, 255, 0.05),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    overflow: hidden;
    animation: modalSlideIn 0.5s cubic-bezier(0.16, 1, 0.3, 1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.professional-id-card-modal::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #f093fb, #f5576c, #667eea, #764ba2);
    z-index: 1;
}

.professional-id-card-header {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    padding: 32px 40px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    overflow: hidden;
}

.professional-id-card-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.professional-id-card-header::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite reverse;
}

.professional-id-card-body {
    padding: 40px;
    background: var(--surface-color);
    display: flex;
    flex-direction: column;
    gap: 32px;
}

/* ID Card Preview Section */
.id-card-preview-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--border-color);
    position: relative;
}

.id-card-preview-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, #f093fb, #f5576c);
    border-radius: 2px 0 0 2px;
}

.id-card-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 20px;
}

/* Corporate Professional ID Card Design */
.corporate-id-card {
    width: 420px;
    height: 320px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.12),
        0 0 0 1px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    position: relative;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    transition: all 0.3s ease;
}

.corporate-id-card:hover {
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.15),
        0 0 0 1px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

.corporate-id-card .card-background {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f8fafc 0%, #ffffff 100%);
    position: relative;
}

/* Header Strip */
.corporate-id-card .header-strip {
    height: 8px;
    background: linear-gradient(90deg, #1e40af 0%, #3b82f6 50%, #1e40af 100%);
    position: relative;
    overflow: hidden;
}

.corporate-id-card .strip-pattern {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 2px,
        rgba(255, 255, 255, 0.1) 2px,
        rgba(255, 255, 255, 0.1) 4px
    );
}

/* Institute Header */
.corporate-id-card .institute-header {
    padding: 16px 24px 12px;
    display: flex;
    align-items: center;
    gap: 16px;
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    border-bottom: 1px solid #e2e8f0;
}

.corporate-id-card .institute-logo {
    flex-shrink: 0;
}

.corporate-id-card .logo-hexagon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, #1e40af 0%, #3b82f6 100%);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 4px 12px rgba(30, 64, 175, 0.3);
}

.corporate-id-card .logo-hexagon::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, #3b82f6, #1e40af);
    border-radius: 10px;
    z-index: -1;
}

.corporate-id-card .logo-hexagon i {
    font-size: 1.5rem;
    color: white;
    z-index: 2;
}

.corporate-id-card .institute-details {
    flex: 1;
}

.corporate-id-card .institute-name {
    margin: 0 0 2px 0;
    font-size: 1.5rem;
    font-weight: 800;
    color: #1e293b;
    letter-spacing: 1px;
}

.corporate-id-card .institute-full-name {
    margin: 0 0 4px 0;
    font-size: 0.75rem;
    color: #64748b;
    font-weight: 500;
    letter-spacing: 0.3px;
}

.corporate-id-card .institute-tagline {
    font-size: 0.65rem;
    color: #1e40af;
    font-weight: 700;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    background: rgba(30, 64, 175, 0.1);
    padding: 2px 8px;
    border-radius: 4px;
    display: inline-block;
}

/* Main Content */
.corporate-id-card .card-main-content {
    padding: 20px 24px;
    display: flex;
    gap: 20px;
    height: calc(100% - 140px);
    min-height: 160px;
}

.corporate-id-card .student-photo-container {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
}

.corporate-id-card .photo-border {
    width: 80px;
    height: 100px;
    background: linear-gradient(135deg, #e2e8f0 0%, #cbd5e1 100%);
    border-radius: 8px;
    padding: 3px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.corporate-id-card .student-photo {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.corporate-id-card .student-photo i {
    font-size: 2rem;
    color: #64748b;
}

.corporate-id-card .photo-label {
    font-size: 0.6rem;
    color: #64748b;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.corporate-id-card .student-information {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 12px;
    min-height: 0;
}

.corporate-id-card .info-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 16px;
}

.corporate-id-card .student-name-section {
    flex: 1;
}

.corporate-id-card .name-label {
    font-size: 0.65rem;
    color: #64748b;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.corporate-id-card .student-name-display {
    font-size: 1.1rem;
    font-weight: 700;
    color: #1e293b;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.corporate-id-card .id-section {
    text-align: right;
}

.corporate-id-card .id-label {
    font-size: 0.65rem;
    color: #64748b;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.corporate-id-card .id-display {
    font-size: 1rem;
    font-weight: 700;
    color: #1e40af;
    background: rgba(30, 64, 175, 0.1);
    padding: 4px 12px;
    border-radius: 6px;
    border: 1px solid rgba(30, 64, 175, 0.2);
}

.corporate-id-card .academic-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
}

.corporate-id-card .detail-row {
    display: flex;
    align-items: center;
}

.corporate-id-card .detail-group {
    display: flex;
    flex-direction: column;
    gap: 2px;
    flex: 1;
}

.corporate-id-card .field-label {
    font-size: 0.65rem;
    color: #64748b;
    font-weight: 600;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.corporate-id-card .field-value {
    font-size: 0.85rem;
    font-weight: 600;
    color: #1e293b;
    background: rgba(248, 250, 252, 0.8);
    padding: 6px 12px;
    border-radius: 6px;
    border: 1px solid #e2e8f0;
}

/* Footer */
.corporate-id-card .card-footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    border-top: 1px solid #cbd5e1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
}

.corporate-id-card .footer-left {
    flex: 1;
}

.corporate-id-card .signature-section {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.corporate-id-card .signature-line {
    width: 80px;
    height: 1px;
    background: #94a3b8;
}

.corporate-id-card .signature-text {
    font-size: 0.6rem;
    color: #64748b;
    font-weight: 600;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

.corporate-id-card .footer-center {
    flex: 0 0 auto;
}

.corporate-id-card .validity-badge {
    display: flex;
    align-items: center;
    gap: 4px;
    background: rgba(34, 197, 94, 0.1);
    color: #16a34a;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.3px;
}

.corporate-id-card .validity-badge i {
    font-size: 0.7rem;
}

.corporate-id-card .footer-right {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.corporate-id-card .qr-code-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.corporate-id-card .qr-code {
    width: 28px;
    height: 28px;
    background: white;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    border: 1px solid #e2e8f0;
}

.corporate-id-card .qr-code i {
    font-size: 0.9rem;
    color: #1e40af;
}

.corporate-id-card .qr-text {
    font-size: 0.6rem;
    color: #64748b;
    font-weight: 600;
    letter-spacing: 0.3px;
    text-transform: uppercase;
}

/* Legacy support - redirect to corporate design */
.professional-id-card {
    width: 420px;
    height: 320px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 
        0 20px 40px rgba(0, 0, 0, 0.12),
        0 0 0 1px rgba(0, 0, 0, 0.05);
    overflow: hidden;
    position: relative;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    transition: all 0.3s ease;
}

.professional-id-card:hover {
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.15),
        0 0 0 1px rgba(0, 0, 0, 0.08);
    transform: translateY(-2px);
}

/* Responsive Design */
@media (max-width: 768px) {
    .corporate-id-card,
    .professional-id-card {
        width: 100%;
        max-width: 380px;
        height: auto;
        min-height: 300px;
    }
    
    .corporate-id-card .card-main-content {
        flex-direction: column;
        gap: 16px;
        height: auto;
        min-height: 180px;
        padding: 16px 20px;
    }
    
    .corporate-id-card .student-photo-container {
        align-self: center;
    }
    
    .corporate-id-card .info-header {
        flex-direction: column;
        gap: 12px;
        text-align: center;
    }
    
    .corporate-id-card .id-section {
        text-align: center;
    }
    
    .corporate-id-card .institute-header {
        padding: 12px 20px 10px;
    }
    
    .corporate-id-card .card-footer {
        position: relative;
        height: auto;
        padding: 12px 20px;
    }
}

@media (max-width: 480px) {
    .corporate-id-card,
    .professional-id-card {
        max-width: 340px;
        min-height: 280px;
    }
    
    .corporate-id-card .institute-header {
        padding: 10px 16px 8px;
        gap: 12px;
    }
    
    .corporate-id-card .logo-hexagon {
        width: 40px;
        height: 40px;
    }
    
    .corporate-id-card .logo-hexagon i {
        font-size: 1.2rem;
    }
    
    .corporate-id-card .institute-name {
        font-size: 1.3rem;
    }
    
    .corporate-id-card .card-main-content {
        padding: 12px 16px;
        min-height: 160px;
    }
    
    .corporate-id-card .photo-border {
        width: 70px;
        height: 85px;
    }
    
    .corporate-id-card .card-footer {
        padding: 10px 16px;
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
    
    .corporate-id-card .footer-left,
    .corporate-id-card .footer-right {
        flex: none;
    }
}

/* ID Card Actions Section */
.id-card-actions-section {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: 16px;
    padding: 24px;
    border: 1px solid var(--border-color);
    position: relative;
}

.id-card-actions-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 2px 0 0 2px;
}

.id-card-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 20px;
}

.professional-action-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.professional-action-btn.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.professional-action-btn.btn-primary:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.professional-action-btn.btn-secondary {
    background: var(--surface-color);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.professional-action-btn.btn-secondary:hover {
    background: var(--background-color);
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* Shared Modal Header Elements */
.professional-profile-header .modal-header-left,
.professional-id-card-header .modal-header-left {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    flex: 1;
    z-index: 2;
    position: relative;
}

.professional-profile-header .modal-icon-bg,
.professional-id-card-header .modal-icon-bg {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.professional-profile-header .modal-icon-bg i,
.professional-id-card-header .modal-icon-bg i {
    font-size: 1.75rem;
    color: white;
}

.professional-profile-header .modal-header-title h2,
.professional-id-card-header .modal-header-title h2 {
    margin: 0 0 8px 0;
    font-size: 1.75rem;
    font-weight: 700;
    color: white;
    display: flex;
    align-items: center;
    gap: 12px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.professional-profile-header .modal-subtitle,
.professional-id-card-header .modal-subtitle {
    margin: 0;
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
    font-weight: 300;
}

.professional-profile-header .close-btn,
.professional-id-card-header .close-btn {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: none;
    width: 44px;
    height: 44px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 1.25rem;
    z-index: 2;
    position: relative;
}

.professional-profile-header .close-btn:hover,
.professional-id-card-header .close-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.05) rotate(90deg);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Section Headers */
.section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border-color);
    position: relative;
}

.section-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
}

.section-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.section-header h3 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Mobile Responsiveness */
@media (max-width: 768px) {

    .professional-student-profile-modal,
    .professional-id-card-modal {
        width: 98%;
        margin: 2% auto;
        max-height: 95vh;
        overflow-y: auto;
        border-radius: 16px;
    }

    .professional-profile-header,
    .professional-id-card-header {
        padding: 24px 20px;
        flex-direction: column;
        align-items: flex-start;
        gap: 16px;
    }

    .professional-profile-body,
    .professional-id-card-body {
        padding: 24px 20px;
        gap: 24px;
    }

    /* Responsive styles moved to corporate design section */

    .professional-action-btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {

    .professional-profile-header,
    .professional-id-card-header {
        padding: 20px 16px;
    }

    .professional-profile-body,
    .professional-id-card-body {
        padding: 20px 16px;
    }

    .id-card-preview-section,
    .id-card-actions-section {
        padding: 16px;
    }

    /* Responsive styles handled in corporate design section */
}

/* / * Compact Professional Student Profile Modal Styles */
*/ .professional-student-profile-modal {
    max-width: 600px !important;
    width: auto !important;
    min-width: 500px;
}

.compact-profile-card {
    background: var(--surface-color);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.profile-header-compact {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 20px;
    position: relative;
    overflow: hidden;
}

.profile-header-compact::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.profile-avatar-compact {
    width: 64px;
    height: 64px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    flex-shrink: 0;
    z-index: 2;
    position: relative;
}

.profile-main-info-compact {
    flex: 1;
    z-index: 2;
    position: relative;
}

.profile-name-compact {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 0 4px 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.profile-id-compact {
    font-size: 0.9rem;
    opacity: 0.9;
    font-family: 'SF Mono', Monaco, 'Cascadia Code', monospace;
    background: rgba(255, 255, 255, 0.2);
    padding: 4px 8px;
    border-radius: 12px;
    display: inline-block;
    margin-bottom: 4px;
}

.profile-course-compact {
    font-size: 0.85rem;
    opacity: 0.8;
    font-weight: 300;
}

.profile-status-compact {
    z-index: 2;
    position: relative;
}

.fee-progress-compact {
    text-align: right;
}

.progress-bar-compact {
    width: 80px;
    height: 6px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
    overflow: hidden;
    margin-bottom: 4px;
}

.progress-fill-compact {
    height: 100%;
    background: linear-gradient(90deg, #10b981, #34d399);
    border-radius: 3px;
    transition: width 0.3s ease;
}

.progress-text-compact {
    font-size: 0.75rem;
    opacity: 0.9;
    font-weight: 500;
}

.profile-details-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    padding: 24px;
}

.detail-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    gap: 12px;
    transition: all 0.2s ease;
    position: relative;
    overflow: hidden;
}

.detail-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
}

.detail-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.detail-card.fee-card::before {
    background: linear-gradient(135deg, #10b981, #34d399);
}

.detail-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(37, 99, 235, 0.3);
}

.fee-card .detail-icon {
    background: linear-gradient(135deg, #10b981, #34d399);
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

.detail-content {
    flex: 1;
}

.detail-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

.detail-value {
    font-size: 0.85rem;
    color: var(--text-primary);
    margin-bottom: 4px;
    font-weight: 500;
}

.detail-value:last-child {
    margin-bottom: 0;
}

.detail-value.pending {
    color: #ef4444;
    font-weight: 600;
}

.detail-value.completed {
    color: #10b981;
    font-weight: 600;
}

.error-message {
    padding: 2rem;
    text-align: center;
    color: #ef4444;
    font-weight: 500;
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 8px;
    margin: 20px;
}

/* Mobile Responsiveness for Compact Profile */
@media (max-width: 768px) {
    .professional-student-profile-modal {
        min-width: auto;
        width: 95% !important;
    }

    .profile-header-compact {
        padding: 20px;
        flex-direction: column;
        text-align: center;
        gap: 16px;
    }

    .profile-main-info-compact {
        text-align: center;
    }

    .profile-details-grid {
        grid-template-columns: 1fr;
        padding: 20px;
        gap: 12px;
    }

    .detail-card {
        padding: 12px;
    }

    .profile-name-compact {
        font-size: 1.25rem;
    }

    .fee-progress-compact {
        text-align: center;
    }

    .progress-bar-compact {
        margin: 0 auto 4px;
    }
}

@media (max-width: 480px) {
    .profile-header-compact {
        padding: 16px;
    }

    .profile-details-grid {
        padding: 16px;
    }

    .detail-card {
        flex-direction: column;
        text-align: center;
        gap: 8px;
    }

    .detail-icon {
        margin: 0 auto;
    }

    .profile-avatar-compact {
        width: 56px;
        height: 56px;
        font-size: 1.25rem;
    }
}

/* / * Enhanced Add New Payment Modal Design */
*/

/* Enhanced Payment Modal Container */
.payment-modal-upgraded::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.03) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
    z-index: 0;
}

/* Enhanced Modal Body */
.modal-body-upgraded {
    position: relative;
    z-index: 1;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
}

/* Enhanced Student Summary Card */
.student-summary-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
    position: relative;
    overflow: hidden;
}

.student-summary-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
}

.student-summary-avatar {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.student-summary-name,
.student-summary-id {
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    position: relative;
    z-index: 2;
}

.student-summary-id {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Enhanced Form Sections */
.payment-form-upgraded .form-section {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid transparent;
    background-clip: padding-box;
    position: relative;
    overflow: hidden;
}

.payment-form-upgraded .form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea, #764ba2, #f093fb, #f5576c);
    border-radius: inherit;
    padding: 2px;
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask-composite: exclude;
    z-index: -1;
}

.payment-form-upgraded .form-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 16px 16px 0 0;
}

/* Enhanced Form Section Titles */
.form-section-title {
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.form-section-title::before {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 2px;
}

/* Enhanced Form Inputs */
.payment-form-upgraded input,
.payment-form-upgraded select {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid #e2e8f0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
    position: relative;
}

.payment-form-upgraded input:focus,
.payment-form-upgraded select:focus {
    background: #ffffff;
    border-color: #667eea;
    box-shadow:
        0 0 0 4px rgba(102, 126, 234, 0.1),
        0 4px 12px rgba(102, 126, 234, 0.15);
    transform: translateY(-1px);
}

/* Enhanced Student Search Input */
.payment-form-upgraded #studentSearchInput {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid #e2e8f0;
    position: relative;
}

.payment-form-upgraded #studentSearchInput:focus {
    background: #ffffff;
    border-color: #667eea;
    box-shadow:
        0 0 0 4px rgba(102, 126, 234, 0.1),
        0 4px 12px rgba(102, 126, 234, 0.15);
}

/* Enhanced Select Dropdown */
.payment-form-upgraded select {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%23667eea' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-size: 1.2em 1.2em;
}

.payment-form-upgraded select:hover {
    border-color: #764ba2;
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.1);
}

/* Ultra Professional Form Actions */
.upgraded-form-actions {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 16px;
    padding: 32px;
    border: 1px solid #e2e8f0;
    position: relative;
    overflow: hidden;
}

.upgraded-form-actions::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #f5576c);
}

.upgraded-form-actions .btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow:
        0 4px 12px rgba(102, 126, 234, 0.3),
        0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.upgraded-form-actions .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.upgraded-form-actions .btn-primary:hover::before {
    left: 100%;
}

.upgraded-form-actions .btn-primary:hover {
    background: linear-gradient(135deg, #764ba2 0%, #667eea 100%);
    box-shadow:
        0 8px 25px rgba(102, 126, 234, 0.4),
        0 4px 8px rgba(0, 0, 0, 0.15);
    transform: translateY(-3px);
}

.upgraded-form-actions .btn-secondary {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 2px solid #e2e8f0;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

.upgraded-form-actions .btn-secondary:hover {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-color: #667eea;
    color: #667eea;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.15);
    transform: translateY(-2px);
}

/* Enhanced Payment Actions Flex */
.payment-actions-flex .action-btn {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    box-shadow:
        0 4px 12px rgba(16, 185, 129, 0.3),
        0 2px 4px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.payment-actions-flex .action-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.payment-actions-flex .action-btn:hover::before {
    left: 100%;
}

.payment-actions-flex .action-btn:hover {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
    box-shadow:
        0 8px 25px rgba(16, 185, 129, 0.4),
        0 4px 8px rgba(0, 0, 0, 0.15);
    transform: translateY(-3px);
}

/* Enhanced Form Labels */
.payment-form-upgraded label {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.payment-form-upgraded label::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 20px;
    height: 2px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 1px;
    opacity: 0.7;
}

/* Enhanced Modal Backdrop */
.modal {
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(12px);
}

/* Professional Loading States */
.payment-form-upgraded input:disabled,
.payment-form-upgraded select:disabled {
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
    color: #64748b;
    cursor: not-allowed;
}

/* Enhanced Responsive Design */
@media (max-width: 768px) {
    .payment-modal-upgraded {
        border-radius: 20px;
        margin: 3% auto;
    }

    .upgraded-modal-header {
        padding: 28px 24px;
    }

    .modal-body-upgraded {
        padding: 28px 24px;
    }

    .payment-form-upgraded .form-section {
        padding: 24px;
    }

    .upgraded-form-actions {
        padding: 24px;
    }
}

@media (max-width: 480px) {
    .payment-modal-upgraded {
        border-radius: 16px;
        margin: 5% auto;
    }

    .upgraded-modal-header {
        padding: 24px 20px;
    }

    .modal-body-upgraded {
        padding: 24px 20px;
    }

    .payment-form-upgraded .form-section {
        padding: 20px;
    }

    .upgraded-form-actions {
        padding: 20px;
    }

    .upgraded-form-actions .btn-primary,
    .upgraded-form-actions .btn-secondary {
        padding: 14px 24px;
        font-size: 0.9rem;
    }
}

/* Professional Animation Enhancements */
@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-15px) rotate(180deg);
    }
}

/* Enhanced Focus States */
.payment-form-upgraded input:focus+label,
.payment-form-upgraded select:focus+label {
    color: #667eea;
}

/* Professional Validation States */
.payment-form-upgraded input:valid {
    border-color: #10b981;
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.payment-form-upgraded input:invalid:not(:placeholder-shown) {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Enhanced Typography */
.payment-form-upgraded {
    font-feature-settings: "kern" 1, "liga" 1;
    text-rendering: optimizeLegibility;
}

/* Professional Micro-interactions */
.payment-form-upgraded input:focus,
.payment-form-upgraded select:focus {
    animation: inputFocus 0.3s ease;
}

@keyframes inputFocus {
    0% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.02);
    }

    100% {
        transform: scale(1);
    }
}

/* Professional Scrollable Payment Modal */
.modal-body-upgraded {
    max-height: 65vh;
    overflow-y: auto;
    padding: 40px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    position: relative;
    z-index: 1;
}

/* Professional Gradient Scrollbar */
.modal-body-upgraded::-webkit-scrollbar {
    width: 6px;
}

.modal-body-upgraded::-webkit-scrollbar-track {
    background: rgba(102, 126, 234, 0.05);
    border-radius: 3px;
}

.modal-body-upgraded::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.modal-body-upgraded::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #764ba2, #f093fb);
    width: 8px;
}

/* Professional Form Sections */
.payment-form-upgraded .form-section {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border: 1px solid rgba(102, 126, 234, 0.1);
    border-radius: 16px;
    padding: 28px;
    margin-bottom: 24px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.payment-form-upgraded .form-section:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.1);
    border-color: rgba(102, 126, 234, 0.2);
}

.payment-form-upgraded .form-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 16px 16px 0 0;
}

.payment-form-upgraded .form-section:last-child {
    margin-bottom: 32px;
}

/* Professional Sticky Form Actions */
.upgraded-form-actions {
    position: sticky;
    bottom: 0;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-top: 1px solid rgba(102, 126, 234, 0.1);
    padding: 24px 40px;
    margin: 0;
    z-index: 10;
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.05);
    backdrop-filter: blur(10px);
}

.upgraded-form-actions::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb, #f5576c);
}

/* Enhanced mobile scrollability */
@media (max-width: 768px) {
    .payment-modal-upgraded {
        max-height: 95vh;
        margin: 2.5% auto;
    }

    .modal-body-upgraded {
        max-height: 70vh;
        padding: 24px 20px;
    }

    .upgraded-form-actions {
        padding: 20px;
        margin-top: 16px;
    }
}

@media (max-width: 480px) {
    .payment-modal-upgraded {
        max-height: 98vh;
        margin: 1% auto;
    }

    .modal-body-upgraded {
        max-height: 75vh;
        padding: 20px 16px;
    }

    .upgraded-form-actions {
        padding: 16px;
        margin-top: 12px;
    }
}

/* Enhanced Mobile Scrollability for Payment Modal */
@media (max-width: 768px) {
    .payment-modal-upgraded {
        max-height: 95vh;
        margin: 2.5% auto;
        border-radius: 20px;
    }

    .modal-body-upgraded {
        max-height: 70vh;
        padding: 24px 20px;
    }

    .upgraded-form-actions {
        padding: 20px;
        margin-top: 16px;
    }

    .payment-form-upgraded .form-section {
        padding: 20px;
        margin-bottom: 16px;
    }
}

@media (max-width: 480px) {
    .payment-modal-upgraded {
        max-height: 98vh;
        margin: 1% auto;
        border-radius: 16px;
    }

    .modal-body-upgraded {
        max-height: 75vh;
        padding: 20px 16px;
    }

    .upgraded-form-actions {
        padding: 16px;
        margin-top: 12px;
    }

    .payment-form-upgraded .form-section {
        padding: 16px;
        margin-bottom: 12px;
    }

    .upgraded-form-actions .btn-primary,
    .upgraded-form-actions .btn-secondary {
        padding: 14px 24px;
        font-size: 0.9rem;
        width: 100%;
        justify-content: center;
        margin-bottom: 8px;
    }

    .upgraded-form-actions {
        flex-direction: column;
        gap: 8px;
    }
}

/* Professional Scroll Indicators */
.modal-body-upgraded {
    position: relative;
}

.modal-body-upgraded::before {
    content: '';
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.2), transparent);
    z-index: 5;
    pointer-events: none;
}

.modal-body-upgraded::after {
    content: '';
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.2), transparent);
    z-index: 5;
    pointer-events: none;
}

/* Enhanced Student Summary Card in Modal */
.student-summary-card {
    border-radius: 16px;
    margin-bottom: 28px;
    position: relative;
    overflow: hidden;
}

/* Professional Form Section Enhancements */
.payment-form-upgraded .form-section {
    position: relative;
    overflow: hidden;
}

.payment-form-upgraded .form-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 16px 16px 0 0;
}

/* Enhanced Form Section Titles */
.form-section-title {
    position: relative;
    padding-bottom: 12px;
    margin-bottom: 20px;
}

.form-section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, #667eea, #764ba2);
    border-radius: 1px;
}

/* Professional Input Focus States */
.payment-form-upgraded input:focus,
.payment-form-upgraded select:focus {
    border-color: #667eea;
    box-shadow:
        0 0 0 3px rgba(102, 126, 234, 0.1),
        0 2px 8px rgba(102, 126, 234, 0.15);
    transform: translateY(-1px);
}

/* Enhanced Button Styling */
.upgraded-form-actions .btn-primary {
    position: relative;
    overflow: hidden;
}

.upgraded-form-actions .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.upgraded-form-actions .btn-primary:hover::before {
    left: 100%;
}

/* Professional Loading State */
.payment-form-upgraded.loading {
    pointer-events: none;
    opacity: 0.7;
}

.payment-form-upgraded.loading::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

/* Smooth Transitions */
.payment-form-upgraded * {
    transition: all 0.2s ease;
}

/* Professional Typography */
.payment-form-upgraded {
    font-feature-settings: "kern" 1, "liga" 1;
    text-rendering: optimizeLegibility;
}

/* Enhanced Visual Hierarchy */
.payment-form-upgraded label {
    font-weight: 600;
    color: #374151;
    margin-bottom: 6px;
    font-size: 0.875rem;
}

.payment-form-upgraded input,
.payment-form-upgraded select {
    font-size: 0.9rem;
    font-weight: 500;
    color: #1f2937;
}

/* Professional Validation States */
.payment-form-upgraded input:valid {
    border-color: #10b981;
}

.payment-form-upgraded input:invalid:not(:placeholder-shown) {
    border-color: #ef4444;
}

/* Enhanced Accessibility */
.payment-form-upgraded input:focus,
.payment-form-upgraded select:focus {
    outline: 2px solid transparent;
    outline-offset: 2px;
}

/* Professional Animation Timing */
@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-20px) scale(0.98);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}/* =====
 TEACHERS MANAGEMENT STYLES ===== */

.teacher-form {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-xl);
    border: 1px solid var(--border-color);
}

.form-container {
    padding: var(--spacing-xl);
}

.form-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--border-color);
}

.form-header h3 {
    margin: 0;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.close-form-btn {
    background: var(--error-color);
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    font-size: 1.2rem;
}

.close-form-btn:hover {
    background: #dc2626;
    transform: scale(1.1);
}

.teachers-list {
    background: var(--surface-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

/* Badge styles for teacher status */
.badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.bg-success {
    background: #dcfce7;
    color: #166534;
}

.bg-warning {
    background: #fef3c7;
    color: #92400e;
}

.bg-secondary {
    background: #f1f5f9;
    color: #475569;
}

/* Teacher profile styles */
.teacher-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-color);
}

/* Form file input styling */
.form-group input[type="file"] {
    padding: var(--spacing-sm);
    border: 2px dashed var(--border-color);
    border-radius: var(--radius-md);
    background: var(--background-color);
    cursor: pointer;
    transition: all 0.2s ease;
}

.form-group input[type="file"]:hover {
    border-color: var(--primary-color);
    background: var(--surface-color);
}

/* Enhanced table styles for teachers */
.teachers-list .table-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.teachers-list table {
    width: 100%;
    border-collapse: collapse;
}

.teachers-list th {
    background: var(--primary-color);
    color: white;
    font-weight: 600;
    text-align: left;
    padding: var(--spacing-lg);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.teachers-list td {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
}

.teachers-list tr:hover {
    background: var(--background-color);
}

.teachers-list tr:last-child td {
    border-bottom: none;
}

/* Responsive adjustments for teachers panel */
@media (max-width: 768px) {
    .form-header {
        flex-direction: column;
        gap: var(--spacing-md);
        text-align: center;
    }
    
    .teachers-list table {
        font-size: 0.8rem;
    }
    
    .teachers-list th,
    .teachers-list td {
        padding: var(--spacing-sm);
    }
    
    .action-buttons {
        flex-direction: column;
        gap: var(--spacing-xs);
    }
    
    .action-buttons .action-btn,
    .action-buttons .professional-view-profile-btn {
        width: 100%;
        justify-content: center;
    }
}

/* Loading state for teachers */
.teachers-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.teachers-loading i {
    font-size: 2rem;
    margin-right: var(--spacing-md);
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
/* Profe
ssional Admin Login Page Styles */
.professional-login-page {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    overflow: hidden;
}

.professional-login-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%"><stop offset="0%" stop-color="%23ffffff" stop-opacity="0.1"/><stop offset="100%" stop-color="%23ffffff" stop-opacity="0"/></radialGradient></defs><circle cx="200" cy="200" r="100" fill="url(%23a)"/><circle cx="800" cy="300" r="150" fill="url(%23a)"/><circle cx="400" cy="700" r="120" fill="url(%23a)"/></svg>') no-repeat center center;
    background-size: cover;
    opacity: 0.3;
    z-index: 1;
}

.professional-login-container {
    display: flex;
    min-height: 100vh;
    position: relative;
    z-index: 2;
}

/* Left Side - Branding */
.login-branding {
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border-right: 1px solid rgba(255, 255, 255, 0.2);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 3rem;
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.login-branding::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.branding-content {
    position: relative;
    z-index: 2;
    max-width: 400px;
}

.institute-logo {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9ff 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

.institute-logo i {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.branding-content h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.branding-content p {
    font-size: 1.2rem;
    opacity: 0.9;
    margin-bottom: 3rem;
    font-weight: 300;
}

.features-list {
    text-align: left;
    max-width: 300px;
    margin: 0 auto;
}

.feature-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.5rem 0;
    opacity: 0.9;
}

.feature-item i {
    color: #4ade80;
    margin-right: 1rem;
    font-size: 1.1rem;
}

.feature-item span {
    font-size: 0.95rem;
    font-weight: 400;
}

.branding-image {
    position: absolute;
    bottom: 2rem;
    right: 2rem;
    opacity: 0.1;
    font-size: 8rem;
    color: white;
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Right Side - Login Form */
.login-form-section {
    flex: 1;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
}

.login-form-container {
    width: 100%;
    max-width: 400px;
    padding: 2rem;
}

.login-header {
    text-align: center;
    margin-bottom: 3rem;
}

.admin-badge {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.admin-badge i {
    font-size: 1.8rem;
    color: white;
}

.login-header h2 {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.login-header p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin: 0;
}

/* Professional Form Styles */
.professional-login-form {
    margin-bottom: 2rem;
}

.professional-login-form .form-group {
    margin-bottom: 1.5rem;
}

.professional-login-form .form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.professional-login-form .form-group label i {
    margin-right: 0.5rem;
    color: var(--primary-color);
    width: 16px;
}

.professional-login-form .form-group input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background: white;
    color: var(--text-primary);
}

.professional-login-form .form-group input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.1);
    transform: translateY(-1px);
}

.professional-login-form .form-group input::placeholder {
    color: var(--text-secondary);
    opacity: 0.7;
}

.form-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 2rem;
}

.remember-me {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.9rem;
    color: var(--text-secondary);
    user-select: none;
}

.remember-me input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-color);
    border-radius: 3px;
    margin-right: 0.5rem;
    position: relative;
    transition: all 0.3s ease;
}

.remember-me input[type="checkbox"]:checked + .checkmark {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.remember-me input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: -2px;
    left: 2px;
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.professional-login-btn {
    width: 100%;
    padding: 1rem;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: 0 4px 15px rgba(37, 99, 235, 0.3);
}

.professional-login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.professional-login-btn:hover::before {
    left: 100%;
}

.professional-login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.professional-login-btn:active {
    transform: translateY(0);
}

.professional-login-btn.loading {
    pointer-events: none;
    opacity: 0.8;
}

.btn-loader {
    display: none;
}

.login-footer {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.login-footer p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin: 0;
}

/* Enhanced Notification Styles */
.notification {
    position: fixed;
    top: 2rem;
    right: 2rem;
    background: white;
    color: var(--text-primary);
    padding: 1rem 1.5rem;
    border-radius: var(--radius-md);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
    transform: translateX(400px);
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 1000;
    border-left: 4px solid var(--success-color);
    max-width: 350px;
}

.notification.error {
    border-left-color: var(--error-color);
    background: #fef2f2;
    color: #dc2626;
}

.notification.success {
    border-left-color: var(--success-color);
    background: #f0fdf4;
    color: #16a34a;
}

.notification.show {
    transform: translateX(0);
}

/* Responsive Design */
@media (max-width: 768px) {
    .professional-login-container {
        flex-direction: column;
    }
    
    .login-branding {
        flex: none;
        min-height: 40vh;
        padding: 2rem 1rem;
    }
    
    .branding-content h1 {
        font-size: 2rem;
    }
    
    .features-list {
        display: none;
    }
    
    .login-form-section {
        flex: none;
        min-height: 60vh;
        padding: 1rem;
    }
    
    .login-form-container {
        padding: 1rem;
    }
    
    .notification {
        top: 1rem;
        right: 1rem;
        left: 1rem;
        max-width: none;
    }
}

@media (max-width: 480px) {
    .branding-content h1 {
        font-size: 1.5rem;
    }
    
    .login-header h2 {
        font-size: 1.5rem;
    }
    
    .professional-login-btn {
        padding: 0.875rem;
    }
}/* En
hanced Feedback Modal Scrolling */
.professional-feedback-modal {
    -webkit-overflow-scrolling: touch;
}

.professional-feedback-body {
    -webkit-overflow-scrolling: touch;
    scroll-behavior: smooth;
}

/* Scroll indicators for feedback modal */
.professional-feedback-body::before {
    content: '';
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.3), transparent);
    z-index: 10;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.professional-feedback-body.scrolled::before {
    opacity: 1;
}

.professional-feedback-body::after {
    content: '';
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(102, 126, 234, 0.3), transparent);
    z-index: 10;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.professional-feedback-body.has-more::after {
    opacity: 1;
}

/* Mobile-specific improvements */
@media (max-width: 480px) {
    .professional-feedback-modal {
        width: 100%;
        height: 100vh;
        max-height: 100vh;
        margin: 0;
        border-radius: 0;
        display: flex;
        flex-direction: column;
    }
    
    .professional-feedback-header {
        flex-shrink: 0;
    }
    
    .professional-feedback-body {
        flex: 1;
        max-height: none;
        height: calc(100vh - 120px);
        overflow-y: auto;
        padding: 20px 16px;
    }
    
    /* Improve touch scrolling on iOS */
    .professional-feedback-body {
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
    }
}

/* Ensure modal backdrop doesn't interfere with scrolling */
.modal {
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
}

/* Fix for very small screens */
@media (max-width: 320px) {
    .professional-feedback-body {
        padding: 16px 12px;
    }
    
    .feedback-history-section,
    .add-feedback-section {
        padding: 12px;
    }
}
/* =
==== HARDCOPY CERTIFICATE PAGE STYLES ===== */

/* Professional Hardcopy Layout */
.professional-hardcopy-layout {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    padding: 1.5rem;
    max-width: 100%;
}

/* Hardcopy Form Section */
.hardcopy-form-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hardcopy-form-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.hardcopy-form-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

/* Professional Hardcopy Form */
.professional-hardcopy-form {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.professional-hardcopy-form .form-section {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 1.5rem;
    border: 1px solid #e9ecef;
}

.professional-hardcopy-form .section-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e9ecef;
    position: relative;
}

.professional-hardcopy-form .section-header::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-dark));
}

.professional-hardcopy-form .section-header i {
    width: 24px;
    height: 24px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 0.9rem;
}

.professional-hardcopy-form .section-header h4 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.professional-hardcopy-form .form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.professional-hardcopy-form .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.professional-hardcopy-form .form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.9rem;
}

.professional-hardcopy-form .form-group label i {
    color: var(--primary-color);
    width: 16px;
    font-size: 0.85rem;
}

.professional-hardcopy-form .form-group input,
.professional-hardcopy-form .form-group select {
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background: white;
}

.professional-hardcopy-form .form-group input:focus,
.professional-hardcopy-form .form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
    transform: translateY(-1px);
}

/* File Input Styling */
.file-input-wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.file-input-wrapper input[type="file"] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.file-input-display {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    border: 2px dashed #cbd5e0;
    border-radius: 10px;
    background: #f8f9fa;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.file-input-display:hover {
    border-color: var(--primary-color);
    background: rgba(37, 99, 235, 0.05);
}

.file-input-display i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.file-input-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.file-input-display small {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Subjects Container */
.subjects-container {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.subjects-table-wrapper {
    overflow-x: auto;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    background: white;
}

.subjects-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.subjects-table th {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 1rem 0.75rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.85rem;
    border: none;
}

.subjects-table th i {
    margin-right: 0.5rem;
    opacity: 0.9;
}

.subjects-table td {
    padding: 0.75rem;
    border-bottom: 1px solid #e2e8f0;
    vertical-align: middle;
}

.subjects-table tr:last-child td {
    border-bottom: none;
}

.subjects-table tr:hover {
    background: #f8f9fa;
}

.subjects-table input {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #e2e8f0;
    border-radius: 6px;
    font-size: 0.85rem;
    transition: all 0.2s ease;
}

.subjects-table input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.1);
}

.subjects-table input[readonly] {
    background: #f1f3f4;
    color: var(--text-secondary);
    font-weight: 600;
}

.subjects-table button {
    background: #ef4444;
    color: white;
    border: none;
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-size: 0.8rem;
    cursor: pointer;
    transition: all 0.2s ease;
}

.subjects-table button:hover {
    background: #dc2626;
    transform: translateY(-1px);
}

.subjects-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn-add-subject {
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.btn-add-subject:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

.subjects-info {
    flex: 1;
    text-align: right;
}

.subjects-info small {
    color: var(--text-secondary);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
}

.subjects-info i {
    color: var(--primary-color);
}

/* Form Actions */
.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
    justify-content: center;
}

.btn-primary {
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
    font-size: 1rem;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.4);
}

.btn-secondary {
    padding: 1rem 2rem;
    background: white;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1rem;
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-outline {
    padding: 1rem 2rem;
    background: transparent;
    color: var(--text-secondary);
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 1rem;
}

.btn-outline:hover {
    border-color: var(--text-secondary);
    color: var(--text-primary);
    transform: translateY(-1px);
}

/* Certificate Management Section */
.certificate-management-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.management-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.management-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.management-content {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.management-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid #f1f3f4;
}

.management-stats {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem 1.5rem;
    background: #f8f9fa;
    border-radius: 12px;
    border: 1px solid #e9ecef;
}

.stat-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.stat-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.management-actions {
    display: flex;
    gap: 1rem;
}

.action-btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 10px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
}

.btn-refresh {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.btn-refresh:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

/* Table Controls */
.table-controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.search-container {
    flex: 1;
    min-width: 300px;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
}

.search-box i {
    position: absolute;
    left: 1rem;
    color: var(--text-secondary);
    z-index: 1;
}

.search-box input {
    width: 100%;
    padding: 0.75rem 1rem 0.75rem 2.5rem;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    background: white;
}

.search-box input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.table-filters {
    display: flex;
    gap: 1rem;
}

.filter-select {
    padding: 0.75rem 1rem;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    font-size: 0.9rem;
    background: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Certificates Table */
.certificates-table-container {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
}

.table-wrapper {
    overflow-x: auto;
}

.certificates-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.certificates-table th {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 1rem 0.75rem;
    text-align: left;
    font-weight: 600;
    font-size: 0.85rem;
    border: none;
    white-space: nowrap;
}

.certificates-table th i {
    margin-right: 0.5rem;
    opacity: 0.9;
}

.certificates-table td {
    padding: 1rem 0.75rem;
    border-bottom: 1px solid #e2e8f0;
    vertical-align: middle;
}

.certificates-table tr:last-child td {
    border-bottom: none;
}

.certificates-table tr:hover {
    background: #f8f9fa;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-issued {
    background: #dcfce7;
    color: #166534;
}

.status-pending {
    background: #fef3c7;
    color: #92400e;
}

.status-active {
    background: #dbeafe;
    color: #1e40af;
}

.table-actions {
    display: flex;
    gap: 0.5rem;
}

.table-action-btn {
    width: 32px;
    height: 32px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.btn-table-view {
    background: #dbeafe;
    color: #1e40af;
}

.btn-table-view:hover {
    background: #3b82f6;
    color: white;
    transform: translateY(-1px);
}

.btn-table-download {
    background: #dcfce7;
    color: #166534;
}

.btn-table-download:hover {
    background: #10b981;
    color: white;
    transform: translateY(-1px);
}

.btn-table-edit {
    background: #fef3c7;
    color: #92400e;
}

.btn-table-edit:hover {
    background: #f59e0b;
    color: white;
    transform: translateY(-1px);
}

/* No Data State */
.no-data-cell {
    text-align: center;
    padding: 3rem 1rem;
}

.no-data-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.no-data-icon {
    width: 80px;
    height: 80px;
    background: #f3f4f6;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
    font-size: 2rem;
}

.no-data-text h4 {
    margin: 0;
    color: var(--text-primary);
    font-size: 1.1rem;
}

.no-data-text p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .professional-hardcopy-layout {
        padding: 1rem;
        gap: 1.5rem;
    }
    
    .hardcopy-form-section,
    .certificate-management-section {
        padding: 1.5rem;
    }
    
    .hardcopy-form-card,
    .management-card {
        padding: 1.5rem;
    }
    
    .professional-hardcopy-form .form-grid {
        grid-template-columns: 1fr;
    }
    
    .management-header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .management-stats {
        width: 100%;
        justify-content: space-between;
    }
    
    .table-controls {
        flex-direction: column;
        align-items: stretch;
    }
    
    .search-container {
        min-width: auto;
    }
}

@media (max-width: 768px) {
    .professional-hardcopy-layout {
        padding: 0.5rem;
        gap: 1rem;
    }
    
    .hardcopy-form-section,
    .certificate-management-section {
        padding: 1rem;
    }
    
    .hardcopy-form-card,
    .management-card {
        padding: 1rem;
    }
    
    .form-actions {
        flex-direction: column;
    }
    
    .form-actions button {
        width: 100%;
        justify-content: center;
    }
    
    .management-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .stat-item {
        padding: 0.75rem 1rem;
    }
    
    .subjects-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .subjects-info {
        text-align: left;
    }
    
    .subjects-info small {
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .certificates-table th,
    .certificates-table td {
        padding: 0.5rem 0.25rem;
        font-size: 0.8rem;
    }
    
    .table-actions {
        flex-direction: column;
        gap: 0.25rem;
    }
    
    .table-action-btn {
        width: 28px;
        height: 28px;
        font-size: 0.7rem;
    }
    
    .stat-item {
        flex-direction: column;
        text-align: center;
        gap: 0.5rem;
    }
    
    .stat-icon {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}/* Student
 Ledger Styles */
.ledger-container {
    padding: var(--spacing-lg);
}

.student-selector {
    margin-bottom: var(--spacing-lg);
}

.student-selector select {
    width: 100%;
    max-width: 400px;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    background-color: var(--surface-color);
}

.student-info-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.student-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.student-details {
    flex: 1;
}

.student-details h3 {
    margin: 0 0 var(--spacing-xs);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.student-details p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.payment-summary {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-width: 150px;
}

.summary-item .label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.summary-item .value {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.ledger-table-container {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.receipt-type {
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
}

.receipt-type.manual {
    background-color: #fef3c7;
    color: #92400e;
}

.receipt-type.auto {
    background-color: #dbeafe;
    color: #1e40af;
}

/* Manual Receipt Input Styles */
#manualReceiptGroup {
    transition: all 0.3s ease;
}

#manualReceiptNumber {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    background-color: var(--surface-color);
}

#manualReceiptNumber:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Responsive adjustments for ledger */
@media (max-width: 768px) {
    .student-info-card {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .payment-summary {
        width: 100%;
        flex-direction: row;
        justify-content: space-around;
    }
    
    .summary-item {
        flex-direction: column;
        text-align: center;
        min-width: auto;
    }
}/* Ledger
 Modal Styles */
.ledger-modal {
    max-width: 900px;
    width: 90%;
    max-height: 80vh;
    overflow-y: auto;
    background: #ffffff !important;
    color: #1e293b !important;
}

/* Ensure proper text contrast in ledger modal */
#studentLedgerModal * {
    color: #1e293b !important;
}

#studentLedgerModal .modal-subtitle,
#studentLedgerModal .student-id,
#studentLedgerModal .label,
#studentLedgerModal th {
    color: #64748b !important;
}

#studentLedgerModal .modal-content {
    background: #ffffff !important;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25) !important;
}

#studentLedgerModal table {
    background: #ffffff !important;
}

#studentLedgerModal td,
#studentLedgerModal th {
    border-color: #e2e8f0 !important;
}

.ledger-modal .modal-body {
    padding: var(--spacing-lg);
}

.ledger-modal .student-info-card {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
}

.ledger-modal .student-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.ledger-modal .student-details {
    flex: 1;
}

.ledger-modal .student-details h3 {
    margin: 0 0 var(--spacing-xs);
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
}

.ledger-modal .student-details p {
    margin: 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.ledger-modal .student-details .father-name {
    color: var(--text-primary);
    font-weight: 500;
    margin-top: var(--spacing-xs);
}

.ledger-modal .student-details .course-info {
    color: var(--primary-color);
    font-weight: 500;
    margin-top: var(--spacing-xs);
}

.ledger-modal .payment-summary {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.ledger-modal .summary-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    min-width: 150px;
}

.ledger-modal .summary-item .label {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.ledger-modal .summary-item .value {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.ledger-modal .ledger-table-container {
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

/* Ledger button in student actions */
.action-btn.ledger-btn {
    background-color: #8b5cf6;
    color: white;
}

.action-btn.ledger-btn:hover {
    background-color: #7c3aed;
}

/* Certificate button in student actions */
.action-btn.certificate-btn {
    background-color: #f59e0b;
    color: white;
}

.action-btn.certificate-btn:hover {
    background-color: #d97706;
}

.action-btn.certificate-btn.disabled {
    background-color: #9ca3af;
    color: #6b7280;
    cursor: not-allowed;
    opacity: 0.6;
}

.action-btn.certificate-btn.disabled:hover {
    background-color: #9ca3af;
    transform: none;
}

/* Responsive adjustments for ledger modal */
@media (max-width: 768px) {
    .ledger-modal {
        width: 95%;
        max-height: 90vh;
    }
    
    .ledger-modal .student-info-card {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .ledger-modal .payment-summary {
        width: 100%;
        flex-direction: row;
        justify-content: space-around;
    }
    
    .ledger-modal .summary-item {
        flex-direction: column;
        text-align: center;
        min-width: auto;
    }
}/* E
dit Payment Button Styling */
.btn-edit {
    background: linear-gradient(135deg, #17a2b8 0%, #138496 100%);
    color: white;
    border: none;
    transition: all 0.3s ease;
}

.btn-edit:hover {
    background: linear-gradient(135deg, #138496 0%, #117a8b 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(23, 162, 184, 0.3);
}

/* Readonly Field Styling */
.readonly-field {
    background-color: #f8f9fa !important;
    color: #6c757d !important;
    cursor: not-allowed !important;
    border-color: #e9ecef !important;
}

.readonly-field:focus {
    background-color: #f8f9fa !important;
    color: #6c757d !important;
    box-shadow: none !important;
    border-color: #e9ecef !important;
}

/* Enhanced Action Buttons Layout */
.action-buttons {
    display: flex;
    gap: 8px;
    justify-content: center;
    align-items: center;
}

.action-buttons .btn-icon {
    padding: 8px 10px;
    border-radius: 6px;
    font-size: 0.9rem;
    min-width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.action-buttons .btn-icon:hover {
    transform: translateY(-2px);
}

/* Complete Button Styling */
.complete-btn {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 8px 12px;
    background: #f8f9fa;
    border: 1px solid #e0e0e0;
    border-radius: 6px;
    color: #666;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.complete-btn:hover {
    background: #e9ecef;
    border-color: #d0d0d0;
}

.complete-btn.completed {
    background: #4CAF50;
    border-color: #4CAF50;
    color: white;
}

.complete-btn.completed:hover {
    background: #45a049;
    border-color: #45a049;
}

.complete-btn i {
    font-size: 14px;
}

/* Edit Payment Modal Enhancements */
#editPaymentModal .modal-content {
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    margin: 2vh auto;
}

#editPaymentModal .form-section {
    margin-bottom: 24px;
    padding: 20px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 12px;
    border: 1px solid #e9ecef;
}

#editPaymentModal .form-section-title {
    color: #2c3e50;
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 10px;
}

#editPaymentModal .form-section-title i {
    color: #17a2b8;
    font-size: 1rem;
}

#editPaymentModal .form-grid-2col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 16px;
}

#editPaymentModal .form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

#editPaymentModal .form-group label {
    font-weight: 600;
    color: #495057;
    font-size: 0.9rem;
}

#editPaymentModal .form-group input,
#editPaymentModal .form-group select {
    padding: 12px 16px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

#editPaymentModal .form-group input:focus,
#editPaymentModal .form-group select:focus {
    border-color: #17a2b8;
    box-shadow: 0 0 0 3px rgba(23, 162, 184, 0.1);
    outline: none;
}

#editPaymentModal .form-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    padding-top: 20px;
    border-top: 1px solid #e9ecef;
    margin-top: 24px;
}

#editPaymentModal .btn-secondary {
    background: linear-gradient(135deg, #6c757d 0%, #495057 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

#editPaymentModal .btn-secondary:hover {
    background: linear-gradient(135deg, #495057 0%, #343a40 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(108, 117, 125, 0.3);
}

#editPaymentModal .btn-primary {
    background: linear-gradient(135deg, #17a2b8 0%, #138496 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 8px;
}

#editPaymentModal .btn-primary:hover {
    background: linear-gradient(135deg, #138496 0%, #117a8b 100%);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(23, 162, 184, 0.3);
}

/* Mobile Responsiveness for Edit Modal */
@media (max-width: 768px) {
    #editPaymentModal .modal-content {
        width: 95%;
        margin: 20px auto;
    }
    
    #editPaymentModal .form-grid-2col {
        grid-template-columns: 1fr;
        gap: 12px;
    }
    
    #editPaymentModal .form-actions {
        flex-direction: column;
        align-items: stretch;
    }
    
    .action-buttons {
        flex-wrap: wrap;
        gap: 6px;
    }
    
    .action-buttons .btn-icon {
        min-width: 32px;
        height: 32px;
        padding: 6px 8px;
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    #editPaymentModal .form-section {
        padding: 16px;
        margin-bottom: 16px;
    }
    
    #editPaymentModal .form-section-title {
        font-size: 1rem;
    }
    
    #editPaymentModal .form-group input,
    #editPaymentModal .form-group select {
        padding: 10px 12px;
        font-size: 0.9rem;
    }
}/* Enhanced
 Modal Scrolling */
#editPaymentModal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: flex-start;
    justify-content: center;
    z-index: 1000;
    overflow-y: auto;
    padding: 20px 0;
}

#editPaymentModal .modal-content {
    position: relative;
    background: white;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: modalSlideIn 0.3s ease-out;
    margin: auto;
    min-height: fit-content;
}

#editPaymentModal .modal-body {
    max-height: calc(90vh - 120px);
    overflow-y: auto;
    padding: 24px;
}

/* Smooth scrollbar for modal */
#editPaymentModal .modal-body::-webkit-scrollbar {
    width: 8px;
}

#editPaymentModal .modal-body::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

#editPaymentModal .modal-body::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

#editPaymentModal .modal-body::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Modal animation */
@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* Enhanced mobile responsiveness for scrolling */
@media (max-width: 768px) {
    #editPaymentModal {
        padding: 10px;
        align-items: flex-start;
    }
    
    #editPaymentModal .modal-content {
        width: 100%;
        max-width: none;
        margin: 0;
        border-radius: 12px;
        max-height: calc(100vh - 20px);
    }
    
    #editPaymentModal .modal-body {
        max-height: calc(100vh - 140px);
        padding: 20px;
    }
}

@media (max-width: 480px) {
    #editPaymentModal {
        padding: 5px;
    }
    
    #editPaymentModal .modal-content {
        border-radius: 8px;
        max-height: calc(100vh - 10px);
    }
    
    #editPaymentModal .modal-body {
        max-height: calc(100vh - 120px);
        padding: 16px;
    }
}

/* Ensure modal header stays fixed */
#editPaymentModal .modal-header {
    position: sticky;
    top: 0;
    z-index: 10;
    background: white;
    border-radius: 16px 16px 0 0;
    border-bottom: 1px solid #e9ecef;
}

/* Ensure form actions stay at bottom */
#editPaymentModal .form-actions {
    position: sticky;
    bottom: 0;
    background: white;
    border-radius: 0 0 16px 16px;
    margin-top: 0;
    padding: 20px 24px;
    border-top: 1px solid #e9ecef;
}/* Payment
 Tab Content */
.payment-tab-content {
    display: none;
}

.payment-tab-content.active {
    display: block;
}
/*
 ===== PROFESSIONAL PAYMENT MODAL STYLES ===== */

.modern-payment-modal {
    max-width: 900px;
    width: 95%;
    max-height: 90vh;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    background: #ffffff;
    border: 1px solid #e5e7eb;
}

.modern-modal-header {
    background: #ffffff;
    color: #111827;
    padding: 32px 36px 28px 36px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #e5e7eb;
    border-radius: 8px 8px 0 0;
}

.header-content {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-icon .icon-circle {
    width: 56px;
    height: 56px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    border: 2px solid #e5e7eb;
}

.payment-icon {
    background: #f8fafc;
    color: #3b82f6;
    border-color: #dbeafe;
}

.edit-icon {
    background: #f0fdf4;
    color: #059669;
    border-color: #dcfce7;
}

.header-text h2 {
    margin: 0;
    font-size: 24px;
    font-weight: 700;
    color: #111827;
    letter-spacing: -0.025em;
}

.header-text p {
    margin: 4px 0 0 0;
    font-size: 14px;
    color: #6b7280;
    font-weight: 400;
}

.modern-close-btn {
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #6b7280;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.modern-close-btn:hover {
    background: #f3f4f6;
    border-color: #d1d5db;
    color: #374151;
}

.modern-modal-body {
    padding: 36px;
    max-height: calc(90vh - 140px);
    overflow-y: auto;
    background: #fafbfc;
}

.payment-card {
    background: white;
    border-radius: 8px;
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    margin-bottom: 28px;
    overflow: hidden;
    border: 1px solid #e5e7eb;
}

.card-header {
    background: #ffffff;
    padding: 24px 28px 20px 28px;
    border-bottom: 1px solid #f3f4f6;
    display: flex;
    align-items: center;
    gap: 16px;
}

.card-icon {
    width: 44px;
    height: 44px;
    background: #f8fafc;
    border: 2px solid #e5e7eb;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #374151;
    font-size: 18px;
}

.card-header h3 {
    margin: 0;
    font-size: 18px;
    font-weight: 600;
    color: #111827;
    letter-spacing: -0.025em;
}

.card-content {
    padding: 28px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.form-row:last-child {
    margin-bottom: 0;
}

.form-field {
    display: flex;
    flex-direction: column;
}

.form-field label {
    font-size: 14px;
    font-weight: 600;
    color: #111827;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
}

.input-icon {
    position: absolute;
    left: 12px;
    color: #6b7280;
    font-size: 14px;
    z-index: 1;
}

.modern-input {
    width: 100%;
    padding: 14px 14px 14px 42px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 14px;
    color: #111827;
    background: white;
    transition: all 0.2s ease;
    box-sizing: border-box;
    font-weight: 400;
}

.modern-input:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.modern-input::placeholder {
    color: #9ca3af;
}

.modern-select {
    width: 100%;
    padding: 14px 16px;
    border: 1px solid #d1d5db;
    border-radius: 6px;
    font-size: 14px;
    color: #111827;
    background: white;
    cursor: pointer;
    transition: all 0.2s ease;
    box-sizing: border-box;
    font-weight: 400;
}

.modern-select:focus {
    outline: none;
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.readonly-field {
    background: #f9fafb !important;
    color: #6b7280 !important;
    cursor: not-allowed;
}

.input-group.readonly .input-icon {
    color: #9ca3af;
}

/* Search Field Styling */
.search-field {
    margin-bottom: 16px;
}

.select-field {
    margin-bottom: 20px;
}

/* Selected Student Card */
.selected-student-card {
    background: #f0f9ff;
    color: #1e40af;
    padding: 20px 24px;
    border-radius: 8px;
    border: 1px solid #dbeafe;
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 16px;
    animation: slideIn 0.3s ease;
}

.student-avatar {
    width: 48px;
    height: 48px;
    background: #3b82f6;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: white;
}

.student-info {
    flex: 1;
}

.student-name {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.student-id {
    font-size: 12px;
    opacity: 0.9;
}

.selection-badge {
    width: 32px;
    height: 32px;
    background: #10b981;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    color: white;
}

/* Receipt Section */
.receipt-section {
    background: #f9fafb;
    border: 1px solid #e5e7eb;
    border-radius: 6px;
    padding: 24px;
    margin-top: 24px;
}

.section-header {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 16px;
}

/* Modal Actions */
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    padding: 28px 36px;
    background: #ffffff;
    border-top: 1px solid #e5e7eb;
    margin: 0 -36px -36px -36px;
}

.btn-submit {
    background: #3b82f6;
    color: white;
    border: none;
    padding: 14px 28px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.btn-submit:hover {
    background: #2563eb;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

.btn-cancel {
    background: white;
    color: #6b7280;
    border: 1px solid #d1d5db;
    padding: 14px 28px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s ease;
}

.btn-cancel:hover {
    background: #f9fafb;
    border-color: #9ca3af;
    color: #374151;
}

/* Animations */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .modern-payment-modal {
        width: 98%;
        margin: 1% auto;
        max-height: 95vh;
    }
    
    .modern-modal-header {
        padding: 20px 24px;
    }
    
    .header-content {
        gap: 12px;
    }
    
    .header-icon .icon-circle {
        width: 48px;
        height: 48px;
        font-size: 20px;
    }
    
    .header-text h2 {
        font-size: 20px;
    }
    
    .modern-modal-body {
        padding: 24px 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .card-content {
        padding: 20px;
    }
    
    .modal-actions {
        padding: 20px;
        margin: 0 -20px -24px -20px;
        flex-direction: column-reverse;
    }
    
    .btn-submit,
    .btn-cancel {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .modern-payment-modal {
        width: 100%;
        height: 100vh;
        max-height: 100vh;
        border-radius: 0;
        margin: 0;
    }
    
    .modern-modal-header {
        border-radius: 0;
    }
    
    .selected-student-card {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }
}

/* Force light theme for payment modals - override dark mode */
.modern-payment-modal {
    background: #ffffff !important;
}

.payment-card {
    background: white !important;
    border-color: #e5e7eb !important;
}

.card-header {
    background: #ffffff !important;
    border-color: #f3f4f6 !important;
}

.card-header h3 {
    color: #111827 !important;
}

.modern-input,
.modern-select {
    background: white !important;
    border-color: #d1d5db !important;
    color: #111827 !important;
}

.modern-input::placeholder {
    color: #9ca3af !important;
}

.form-field label {
    color: #111827 !important;
}

.receipt-section {
    background: #f9fafb !important;
    border-color: #e5e7eb !important;
}

.section-header {
    color: #374151 !important;
}

.modal-actions {
    background: #ffffff !important;
    border-color: #e5e7eb !important;
}

.card-icon {
    background: #f8fafc !important;
    border-color: #e5e7eb !important;
    color: #374151 !important;
}