/* ==========================================================================
   Student Bus Fees Management System - Enhanced Styles
   ========================================================================== */

.bus-fee-management {
    /* CSS Custom Properties for consistent theming */
    --primary-blue: #0d6efd;
    --primary-blue-dark: #0b5ed7;
    --success-green: #28a745;
    --success-green-dark: #218838;
    --danger-red: #dc3545;
    --danger-red-dark: #c82333;
    --text-dark: #212529;
    --text-light: #ffffff;
    --shadow-light: rgba(10, 95, 222, 0.12);
    --shadow-hover: rgba(13, 110, 253, 0.18);
    --border-radius-sm: 6px;
    --border-radius-md: 8px;
    --border-radius-lg: 26px;
    --transition-speed: 0.2s;
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
}

/* Sidebar Navigation
   ========================================================================== */

.bus-fee-management #sidebarNav {
    height: 375px;
    border-radius: 10px;
    width: 320px;
}
.bus-fee-management #sidebarNav li a {
    display: block;
    padding: 8px 18px;
    border-radius: var(--border-radius-sm);
    color: var(--text-dark);
    text-decoration: none;
    transition: all var(--transition-speed) ease;
    position: relative;
    overflow: hidden;
}

.bus-fee-management #sidebarNav li a::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 3px;
    background-color: var(--primary-blue);
    transform: translateX(-100%);
    transition: transform var(--transition-speed) ease;
}

.bus-fee-management #sidebarNav li.active a {
    background: var(--primary-blue);
    color: var(--text-light) !important;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(13, 110, 253, 0.15);
}

.bus-fee-management #sidebarNav li.active a::before {
    transform: translateX(0);
}

.bus-fee-management #sidebarNav li a:hover,
.bus-fee-management #sidebarNav li:hover > a {
    background: var(--primary-blue);
    color: var(--text-light) !important;
    transform: translateX(4px);
}

.bus-fee-management #sidebarNav li a:hover::before {
    transform: translateX(0);
}

/* Table Styles
   ========================================================================== */
.bus-fee-management .table-bordered th,
.bus-fee-management .table-bordered td {
    vertical-align: middle;
    transition: background-color var(--transition-speed) ease;
}

.bus-fee-management .table-bordered tbody tr:hover {
    background-color: rgba(13, 110, 253, 0.04);
}

.bus-fee-management #studentsCheckboxTable th,
.bus-fee-management #studentsCheckboxTable td {
    text-align: center;
    padding: 12px 8px;
}

.bus-fee-management #studentsCheckboxTable th {
    background-color: rgba(13, 110, 253, 0.08);
    font-weight: 600;
    border-bottom: 2px solid var(--primary-blue);
}

.bus-fee-management #studentsCheckboxTable tbody tr:nth-child(even) {
    background-color: rgba(0, 0, 0, 0.02);
}

/* Empty State Message
   ========================================================================== */
.bus-fee-management #noStudentsMsg {
    font-size: 1.1rem;
    margin-top: var(--spacing-md);
    color: #6c757d;
    text-align: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: var(--border-radius-md);
    border: 1px dashed #dee2e6;
}

/* Card Icon Styling
   ========================================================================== */
.bus-fee-management .card-icon {
    font-size: 2.5rem;
    opacity: 0.4;
    transition: all 0.3s ease;
    filter: grayscale(0.3);
}

.bus-fee-management .card:hover .card-icon {
    opacity: 0.6;
    filter: grayscale(0);
    transform: scale(1.05);
}

/* Toggle Switch Component
   ========================================================================== */
.bus-fee-management .toggle-switch-container {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 4px 8px;
    border-radius: var(--border-radius-sm);
    background: rgba(255, 255, 255, 0.05);
}

.bus-fee-management .toggle-label {
    color: var(--text-light);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.3s ease;
    white-space: nowrap;
    cursor: pointer;
    padding: 2px 6px;
    border-radius: 3px;
}

.bus-fee-management .toggle-label.active {
    opacity: 1;
    font-weight: 600;
    background: rgba(255, 255, 255, 0.1);
}

.bus-fee-management .toggle-label:not(.active):hover {
    opacity: 0.8;
    background: rgba(255, 255, 255, 0.05);
}

.bus-fee-management .toggle-switch {
    position: relative;
    display: inline-block;
    width: 52px;
    height: 26px;
    margin: 0;
    flex-shrink: 0;
}

.bus-fee-management .toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.bus-fee-management .toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--primary-blue);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: var(--border-radius-lg);
    border: 2px solid var(--primary-blue);
}

.bus-fee-management .toggle-slider::before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 3px;
    bottom: 2px;
    background-color: var(--text-light);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.bus-fee-management .toggle-switch input:checked + .toggle-slider {
    background-color: var(--success-green);
    border-color: var(--success-green);
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.2);
}

.bus-fee-management .toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(26px);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.25);
}

.bus-fee-management .toggle-switch input:focus + .toggle-slider {
    box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.3);
}

.bus-fee-management .toggle-switch input:disabled + .toggle-slider {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Button Styles
   ========================================================================== */
.bus-fee-management .btn {
    border-radius: var(--border-radius-md);
    font-weight: 600;
    box-shadow: 0 2px 6px var(--shadow-light);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    position: relative;
    overflow: hidden;
}

.bus-fee-management .btn::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.bus-fee-management .btn:focus:not(:active)::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    100% {
        transform: scale(40, 40);
        opacity: 0;
    }
}

.bus-fee-management .btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px var(--shadow-hover);
}

.bus-fee-management .btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px var(--shadow-light);
}

/* Primary Button Variants */
.bus-fee-management .btn-primary {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #0a58ca 100%);
    border: 1px solid var(--primary-blue);
    color: var(--text-light);
    min-width: 120px;
    padding: 0.625rem 1.25rem;
    font-size: 1rem;
}

.bus-fee-management .btn-primary:hover,
.bus-fee-management .btn-primary:focus,
.bus-fee-management .btn-primary:active {
    background: linear-gradient(
        135deg,
        var(--primary-blue-dark) 0%,
        #0a4da0 100%
    );
    border-color: var(--primary-blue-dark);
    color: var(--text-light);
}

/* Outline Primary Variant */
.bus-fee-management .btn-outline-primary {
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    box-shadow: none;
}

.bus-fee-management .btn-outline-primary:hover {
    background: var(--primary-blue);
    color: var(--text-light);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-hover);
}

/* Header and Layout
   ========================================================================== */
.bus-fee-management .site_header.sticky {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    z-index: 1100 !important;
    background: rgba(255, 255, 255, 0.98) !important;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1) !important;
    animation: slideDown 0.3s ease;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
    }
    to {
        transform: translateY(0);
    }
}

.bus-fee-management .header_style_2 + main,
.bus-fee-management .header_style_4 + main {
    padding-top: 90px;
    animation: fadeIn 0.5s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Card Body
   ========================================================================== */
.bus-fee-card-body {
    height: fit-content;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-radius: var(--border-radius-md);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    padding: 1.5rem;
}

.bus-fee-card-body:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

/* Card Improvements */
.bus-fee-management .card {
    border-radius: var(--border-radius-md);
    border: 1px solid #e9ecef;
    margin-bottom: 1.5rem;
}

.bus-fee-management .card-header {
    border-top-left-radius: var(--border-radius-md);
    border-top-right-radius: var(--border-radius-md);
    padding: 1rem 1.5rem;
    border-bottom: 2px solid rgba(13, 110, 253, 0.1);
}

.bus-fee-management .card-header h5 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
}

/* Bus Route Stop Management
   ========================================================================== */
.bus-fee-management .bus-stops-container {
    max-width: 100%;
    overflow: visible;
    background: #f8f9fa;
    border-radius: var(--border-radius-sm);
    padding: var(--spacing-md);
    border: 1px solid #e9ecef;
}

.bus-fee-management .stop-row {
    margin-bottom: 0.75rem;
    min-height: 38px;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.375rem 0.75rem;
    background: white;
    border-radius: var(--border-radius-sm);
    border: 1px solid #e9ecef;
    transition: all 0.2s ease;
}

.bus-fee-management .stop-row:hover {
    border-color: var(--primary-blue);
    box-shadow: 0 2px 6px rgba(13, 110, 253, 0.1);
}

.bus-fee-management .stop-row .btn-xs {
    padding: 0.375rem 0.75rem;
    font-size: 0.75rem;
    line-height: 1.2;
    min-height: 32px;
    min-width: 32px;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    transition: all 0.2s ease;
}

.bus-fee-management .stop-row .btn-xs .btn-text {
    font-size: 0.7rem;
    margin-left: 0.25rem;
}

.bus-fee-management .stop-row .btn-xs i {
    font-size: 0.7rem;
    transition: transform 0.2s ease;
}

.bus-fee-management .stop-row .btn-xs:hover i {
    transform: scale(1.2);
}

.bus-fee-management .bus-stop-buttons {
    gap: 0.5rem !important;
    display: flex;
    align-items: center;
}

.bus-fee-management .stop-row .btn-success {
    background: linear-gradient(135deg, var(--success-green) 0%, #1e7e34 100%);
    border-color: var(--success-green);
    white-space: nowrap;
    color: white;
}

.bus-fee-management .stop-row .btn-success:hover {
    background: linear-gradient(
        135deg,
        var(--success-green-dark) 0%,
        #1c7430 100%
    );
    border-color: var(--success-green-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
}

.bus-fee-management .stop-row .btn-danger {
    background: linear-gradient(135deg, var(--danger-red) 0%, #bd2130 100%);
    border-color: var(--danger-red);
    color: white;
}

.bus-fee-management .stop-row .btn-danger:hover {
    background: linear-gradient(
        135deg,
        var(--danger-red-dark) 0%,
        #a71d2a 100%
    );
    border-color: var(--danger-red-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.3);
}

.bus-fee-management .stop-row .form-control {
    font-size: 0.95rem;
    padding: 0.5rem 0.75rem;
    border: 1px solid #ced4da;
    border-radius: var(--border-radius-sm);
    transition: all 0.2s ease;
    flex: 1;
}

.bus-fee-management .stop-row .form-control:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.1);
    outline: none;
}

/* Form Controls
   ========================================================================== */

/* Responsive Adjustments
   ========================================================================== */
@media (max-width: 768px) {
    .bus-fee-management .toggle-switch-container {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .bus-fee-management .stop-row {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
    }

    .bus-fee-management .bus-stop-buttons {
        justify-content: flex-start;
        width: 100%;
    }

    .bus-fee-management .btn {
        padding: 8px 14px;
        font-size: 0.9rem;
    }

    .bus-fee-management .header_style_2 + main,
    .bus-fee-management .header_style_4 + main {
        padding-top: 70px;
    }
}

/* Loading States
   ========================================================================== */
.bus-fee-management .loading {
    position: relative;
    pointer-events: none;
    opacity: 0.7;
}

.bus-fee-management .loading::after {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #f3f3f3;
    border-top: 2px solid var(--primary-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* Focus States for Accessibility
   ========================================================================== */
.bus-fee-management *:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
}

.bus-fee-management *:focus:not(.focus-visible) {
    outline: none;
}

/* Custom Scrollbar for Bus Fee Management
   ========================================================================== */
.bus-fee-management ::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.bus-fee-management ::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.bus-fee-management ::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: 4px;
}

.bus-fee-management ::-webkit-scrollbar-thumb:hover {
    background: var(--primary-blue-dark);
}

/* Icon Circle for Summary Cards
   ========================================================================== */
.bus-fee-management .icon-circle {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.bus-fee-management .icon-circle:hover {
    transform: scale(1.05);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.15);
}

/* Gradient Backgrounds for Cards */
.bus-fee-management .bg-gradient-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%) !important;
}

.bus-fee-management .bg-gradient-success {
    background: linear-gradient(135deg, #42e695 0%, #3bb2b8 100%) !important;
}

.bus-fee-management .bg-gradient-info {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%) !important;
}

/* Enhanced Bus Stop Form Styles - Matching Fee Structure Design
   ========================================================================== */
.bus-fee-management .btn-group-vertical {
    display: flex;
    flex-direction: column;
    gap: 0.375rem;
}

.bus-fee-management .btn-group-vertical .btn {
    border-radius: var(--border-radius-sm) !important;
    font-size: 0.75rem;
    padding: 0.35rem 0.5rem;
    white-space: nowrap;
    font-weight: 500;
    transition: all var(--transition-speed) ease;
    min-height: auto;
    line-height: 1.3;
    max-width: 100px;
}

.bus-fee-management .btn-group-vertical .btn i {
    font-size: 0.7rem;
    margin-right: 0.2rem;
}

.bus-fee-management .btn-group-vertical .btn-success {
    background: linear-gradient(135deg, var(--primary-blue) 0%, #0a58ca 100%);
    border-color: var(--primary-blue);
    color: var(--text-light);
    box-shadow: 0 1px 3px rgba(13, 110, 253, 0.15);
}

.bus-fee-management .btn-group-vertical .btn-success:hover {
    background: linear-gradient(
        135deg,
        var(--primary-blue-dark) 0%,
        #084298 100%
    );
    border-color: var(--primary-blue-dark);
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(13, 110, 253, 0.3);
}

.bus-fee-management .btn-group-vertical .btn-danger {
    background: linear-gradient(135deg, #6c757d 0%, #5a6268 100%);
    border-color: #6c757d;
    color: var(--text-light);
    box-shadow: 0 1px 3px rgba(108, 117, 125, 0.15);
}

.bus-fee-management .btn-group-vertical .btn-danger:hover {
    background: linear-gradient(135deg, #5a6268 0%, #495057 100%);
    border-color: #5a6268;
    transform: translateY(-1px);
    box-shadow: 0 2px 6px rgba(108, 117, 125, 0.3);
}

/* No spinner on number inputs */
.bus-fee-management .no-spinner::-webkit-outer-spin-button,
.bus-fee-management .no-spinner::-webkit-inner-spin-button {
    -webkit-appearance: none;
    appearance: none;
    margin: 0;
}

.bus-fee-management .no-spinner[type="number"] {
    -moz-appearance: textfield;
    appearance: textfield;
}

/* Row spacing to prevent overlap */
.bus-fee-management .row.mt-2.mb-2 {
    margin-top: 0.75rem !important;
    margin-bottom: 0.75rem !important;
    clear: both;
}

/* Ensure all rows have consistent gutter */
.bus-fee-management .bus-fee-card-body .row {
    margin-left: 0 !important;
    margin-right: 0 !important;
}

/* Stop number indicator styling */
.bus-fee-management .col-md-3 .text-muted {
    padding-left: 0.5rem;
    font-style: italic;
}

/* Card body spacing */
.bus-fee-management .card-body .row:first-child {
    margin-top: 0 !important;
}

.bus-fee-management .card-body .row:last-child {
    margin-bottom: 0 !important;
}

/* Form Row Spacing - Added gaps between form elements */
.bus-fee-management .row.g-3 {
    --bs-gutter-x: 1rem;
    --bs-gutter-y: 1rem;
}

.bus-fee-management .col-md-6,
.bus-fee-management .col-md-5,
.bus-fee-management .col-md-4,
.bus-fee-management .col-md-3 {
    padding-left: calc(var(--bs-gutter-x) * 0.5);
    padding-right: calc(var(--bs-gutter-x) * 0.5);
    margin-bottom: var(--bs-gutter-y);
}

/* Form Label Spacing */
.bus-fee-management .form-label {
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: #495057;
    font-size: 0.9rem;
}

/* Form Control Spacing */
.bus-fee-management .form-control {
    padding: 0.6rem 0.875rem;
    font-size: 0.95rem;
    border-radius: var(--border-radius-sm);
    border: 1px solid #ced4da;
    transition: all 0.2s ease;
}

.bus-fee-management .form-control:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

/* Bus Stops Card Inner Spacing */
.bus-fee-management .card.border {
    padding: 0;
    margin-bottom: 1.5rem;
}

.bus-fee-management .card.border .card-header {
    padding: 1rem 1.25rem;
    background-color: #f8f9fa;
    border-bottom: 1px solid #dee2e6;
}

.bus-fee-management .card.border .bus-fee-card-body {
    padding: 1.25rem;
}

/* Horizontal Rule Spacing */
.bus-fee-management hr.my-3 {
    margin-top: 1.5rem !important;
    margin-bottom: 1.5rem !important;
    border-top: 2px solid #e9ecef;
}

/* Submit Button Container */
.bus-fee-management .my-2.d-flex {
    margin-top: 1rem !important;
    margin-bottom: 1rem !important;
    padding-top: 0.5rem;
    border-top: 1px solid #e9ecef;
}

/* Table Spacing */
.bus-fee-management .table-responsive {
    margin-top: 2rem;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.bus-fee-management .table {
    margin-bottom: 0;
    border: none;
}

.bus-fee-management .table thead th {
    padding: 1rem 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
    background-color: #f8f9fa;
    border: none;
}

.bus-fee-management .table tbody td {
    padding: 0.875rem 0.75rem;
    vertical-align: middle;
    border: none;
}
/* Align items end - for buttons column */
.bus-fee-management .d-flex.align-items-end {
    padding-bottom: 0.5rem;
}

/* Form control validation */
.bus-fee-management .form-control.border-danger {
    border-color: var(--danger-red) !important;
    border-width: 2px !important;
}

.bus-fee-management .form-control.border-danger:focus {
    box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
}

/* Page Title Spacing */
.bus-fee-management h4 {
    margin-bottom: 1.5rem;
    font-weight: 600;
    color: #212529;
    font-size: 1.5rem;
}

/* Ensure consistent panel sizing */
.bus-fee-management .card.shadow-sm {
    box-shadow: 0 0.125rem 0.5rem rgba(0, 0, 0, 0.075) !important;
}

.bus-fee-management .tab-pane {
    min-height: auto;
}

/* Input field consistency */
.bus-fee-management input.form-control,
.bus-fee-management select.form-control,
.bus-fee-management textarea.form-control {
    height: calc(2.5rem + 2px);
    line-height: 1.5;
}

.bus-fee-management input[type="number"].form-control {
    padding-right: 0.875rem;
}

/* Icon button alignment */
.bus-fee-management .btn i {
    margin-right: 0.25rem;
    font-size: 0.875em;
}

.bus-fee-management .btn i:only-child {
    margin-right: 0;
}

/* Info card in bus stops section */
.bus-fee-management .card-header small {
    font-size: 0.85rem;
    opacity: 0.85;
    display: block;
    margin-top: 0.25rem;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .bus-fee-management .btn-group-vertical {
        flex-direction: row;
        gap: 0.5rem;
    }

    .bus-fee-management .btn-group-vertical .btn {
        flex: 1;
    }

    .bus-fee-management .card.shadow-sm {
        min-height: auto;
    }

    .bus-fee-management h4 {
        font-size: 1.25rem;
        margin-bottom: 1rem;
    }

    .bus-fee-management .col-md-6,
    .bus-fee-management .col-md-5,
    .bus-fee-management .col-md-4,
    .bus-fee-management .col-md-3 {
        margin-bottom: 0.75rem;
    }
}

.bus-fee-management .section-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    margin-bottom: 24px;
    overflow: hidden;
    border: 1px solid #e9ecef;
}

.bus-fee-management .card-header-custom {
    color: white;
    padding: 20px 24px;
    border-bottom: none;
}

.bus-fee-management .card-header-custom h5 {
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 10px;
}

.bus-fee-management .card-header-custom h5 i {
    font-size: 1.2em;
}

.bus-fee-management .card-body-custom {
    padding: 24px;
}

.bus-fee-management .form-section {
    margin-bottom: 32px;
}

.bus-fee-management .form-section:last-child {
    margin-bottom: 0;
}

.bus-fee-management .form-section h6 {
    color: #495057;
    font-weight: 600;
}

.bus-fee-management .form-label-custom {
    font-weight: 600;
    color: #495057;
    margin-bottom: 8px;
    display: block;
}

.bus-fee-management .form-control-custom,
.bus-fee-management .form-select-custom {
    border: 2px solid #e9ecef;
    border-radius: 8px;
    padding: 10px 14px;
    transition: all 0.2s;
}

.bus-fee-management .form-control-custom:focus,
.bus-fee-management .form-select-custom:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    outline: none;
}

.bus-fee-management .students-table-container {
    border: 1px solid #e9ecef;
    border-radius: 8px;
    overflow: hidden;
    max-height: 400px;
    overflow-y: auto;
}

.bus-fee-management .students-table {
    margin: 0;
}

.bus-fee-management .students-table thead {
    background: #f8f9fa;
    position: sticky;
    top: 0;
    z-index: 10;
}

.bus-fee-management .students-table th {
    font-weight: 600;
    color: #495057;
    border-bottom: 2px solid #dee2e6;
    padding: 14px 16px;
}

.bus-fee-management .students-table tbody tr {
    transition: background-color 0.15s;
}

.bus-fee-management .students-table tbody tr:hover {
    background-color: #f8f9fa;
}

.bus-fee-management .students-table td {
    padding: 12px 16px;
    vertical-align: middle;
    border-bottom: 1px solid #e9ecef;
}

.bus-fee-management .students-table .student-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.bus-fee-management .empty-state {
    text-align: center;
    padding: 60px 20px;
    color: #6c757d;
}

.bus-fee-management .empty-state i {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.bus-fee-management .empty-state p {
    font-size: 16px;
    margin: 0;
}

.bus-fee-management .empty-state.compact {
    padding: 40px;
}

.bus-fee-management .search-container {
    position: relative;
}

.bus-fee-management .search-container i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #6c757d;
}

.bus-fee-management .search-container input {
    padding-left: 40px;
}

.bus-fee-management .highlighted {
    background-color: #fff3cd !important;
    animation: highlight-pulse 2s;
}

@keyframes highlight-pulse {
    0%,
    100% {
        background-color: #fff3cd;
    }
    50% {
        background-color: #ffeaa7;
    }
}

.bus-fee-management .action-button {
    padding: 10px 24px;
    font-weight: 600;
    border-radius: 8px;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.bus-fee-management .action-button i {
    font-size: 1em;
}

.bus-fee-management .row-gap-4 {
    row-gap: 1.5rem;
}

.bus-fee-management .info-card {
    background: linear-gradient(135deg, #6a11cb 0%, #2575fc 100%);
}

.bus-fee-management .info-card .card-header-custom {
    background: transparent;
}

.bus-fee-management .status-badge {
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 500;
}

.bus-fee-management .status-active {
    background-color: #d4edda;
    color: #155724;
}

.bus-fee-management .status-inactive {
    background-color: #f8d7da;
    color: #721c24;
}

.bus-fee-management .table-responsive {
    border-radius: 8px;
}

.bus-fee-management .table-responsive.assigned-students {
    max-height: 500px;
}

.bus-fee-management .billing-calculation-alert {
    border-radius: 8px;
    border: 0;
}

.bus-fee-management .billing-calculation-alert .fa-calculator {
    font-size: 2rem;
}

.bus-fee-management .billing-calculation-alert h6 {
    margin-bottom: 0.25rem;
    font-weight: bold;
}

.bus-fee-management .modal-content-custom {
    border-radius: 12px;
}

.bus-fee-management .modal-alert-info {
    border-radius: 8px;
    border: 0;
}

@media (max-width: 768px) {
    .bus-fee-management .bus-students-container {
        padding: 12px;
    }

    .bus-fee-management .card-body-custom {
        padding: 16px;
    }

    .bus-fee-management .row-gap-4 {
        row-gap: 1rem;
    }
}

/* Circular Progress Component for Payment Overview
   ========================================================================== */
.bus-fee-management .circular-progress {
    --percentage: 0;
    --size: 120px;
    --border-width: 8px;

    width: var(--size);
    height: var(--size);
    border-radius: 50%;
    background:
        radial-gradient(closest-side, white 85%, transparent 86%),
        conic-gradient(#0d6efd calc(var(--percentage) * 1%), #e9ecef 0);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 4px 20px rgba(13, 110, 253, 0.15);
}

.bus-fee-management.circular-progress .inner-circle {
    width: calc(var(--size) - (var(--border-width) * 2));
    height: calc(var(--size) - (var(--border-width) * 2));
    border-radius: 50%;
    background: white;
    text-align: center;
    z-index: 1;
}

/* Small Icon Circle for Summary Cards */
.bus-fee-management .icon-circle-sm {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.bus-fee-management .icon-circle-sm:hover {
    transform: scale(1.05);
    box-shadow: 0 5px 12px rgba(0, 0, 0, 0.15);
}

/* Gradient Background for Card Header */
.bus-fee-management .bg-gradient-primary {
    background: linear-gradient(135deg, #0d6efd 0%, #0a58ca 100%) !important;
}

/* Progress Bar Customization */
.bus-fee-management .progress {
    height: 10px;
    border-radius: 5px;
    background-color: #e9ecef;
    overflow: hidden;
}

.bus-fee-management .progress-bar {
    border-radius: 5px;
    transition: width 0.6s ease;
}

/* Payment Status Badges */
.bus-fee-management .badge.fs-6 {
    font-size: 0.9rem !important;
    padding: 0.5rem 1rem;
    border-radius: 20px;
}

/* Card Footer Styling */
.bus-fee-management .card-footer.bg-light {
    background-color: #f8f9fa !important;
    border-top: 1px solid #e9ecef;
}

/* Responsive adjustments for circular progress */
@media (max-width: 768px) {
    .bus-fee-management .circular-progress {
        --size: 100px;
        --border-width: 6px;
    }

    .bus-fee-management .circular-progress .inner-circle {
        font-size: 0.9rem;
    }
}

/* Filter Transaction History - Modern Design */
.bus-fee-management .filter-transaction-card {
    border: none;
    border-radius: 16px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    margin-bottom: 24px;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
}

.bus-fee-management .filter-card-header {
    color: black;
    padding: 10px 14px;
    border-bottom: none;
}

.bus-fee-management .filter-card-header h5 {
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.bus-fee-management .filter-card-header h5 i {
    font-size: 1.3em;
    background: rgba(255, 255, 255, 0.2);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.bus-fee-management .filter-card-header .header-subtitle {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-top: 4px;
    font-weight: 400;
}

.bus-fee-management .filter-controls-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-bottom: 24px;
}

.bus-fee-management .filter-control-group {
    background: white;
    border-radius: 12px;
    padding: 16px;
    border: 1px solid #e9ecef;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
}

.bus-fee-management .filter-control-group label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9rem;
}

.bus-fee-management .filter-control-group label i {
    color: #667eea;
}

.bus-fee-management .filter-form-control {
    border: 2px solid #e9ecef;
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 0.95rem;
    width: 100%;
}

.bus-fee-management .filter-form-control:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.15);
    outline: none;
}

.bus-fee-management .filter-form-select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%23667eea' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
    padding-right: 40px;
}

.bus-fee-management .date-input-group {
    display: flex;
    align-items: center;
    gap: 12px;
}

.bus-fee-management .date-input-group .date-separator {
    color: #6c757d;
    font-weight: 500;
    font-size: 1.1rem;
    min-width: 20px;
    text-align: center;
}

.bus-fee-management .filter-actions {
    display: flex;
    justify-content: center;
    gap: 12px;
}

.bus-fee-management .filter-action-btn {
    padding: 10px 24px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: 8px;
    border: 2px solid transparent;
}

.bus-fee-management .filter-action-btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
}

.bus-fee-management .filter-action-btn-outline {
    background: rgb(76, 2, 249);
    color: #fafbfc;
}

.bus-fee-management .view-toggle-section {
    background: #f8f9fa;
    border-radius: 12px;
    padding: 16px;
    margin-bottom: 20px;
    border: 1px solid #e9ecef;
}

.bus-fee-management .view-toggle-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.bus-fee-management .view-toggle-container {
    display: flex;
    align-items: center;
    gap: 16px;
}

.bus-fee-management .view-toggle-option {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 8px;
    cursor: pointer;
    background: white;
    border: 2px solid #e9ecef;
}

.bus-fee-management .view-toggle-option.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: #667eea;
}

@media (max-width: 768px) {
    .bus-fee-management .filter-controls-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .bus-fee-management .filter-card-header {
        padding: 16px 20px;
    }

    .bus-fee-management .filter-card-header h5 {
        font-size: 1.1rem;
    }

    .bus-fee-management .date-input-group {
        flex-direction: column;
        gap: 8px;
    }

    .bus-fee-management .date-input-group .date-separator {
        transform: rotate(90deg);
        margin: 4px 0;
    }

    .bus-fee-management .filter-actions {
        flex-direction: column;
    }

    .bus-fee-management .filter-action-btn {
        width: 100%;
        justify-content: center;
    }

    .bus-fee-management .view-toggle-container {
        flex-direction: column;
        align-items: stretch;
    }

    .bus-fee-management .view-toggle-option {
        justify-content: center;
    }
}

/* Payment History Enhanced Design - No Badges
   ========================================================================== */
.bus-fee-management .period-date-container {
    display: flex;
    align-items: center;
    padding: 6px 12px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 8px;
    border: 1px solid #dee2e6;
    max-width: fit-content;
}

.bus-fee-management .period-date-text {
    font-weight: 500;
    color: #495057;
    font-size: 0.9rem;
}

.bus-fee-management .payment-date-container {
    display: flex;
    align-items: center;
    padding: 6px 12px;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-radius: 8px;
    border: 1px solid #90caf9;
    max-width: fit-content;
}

.bus-fee-management .periods-covered-container {
    display: flex;
    align-items: center;
    padding: 6px 12px;
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    border-radius: 8px;
    border: 1px solid #a5d6a7;
    max-width: fit-content;
}

.bus-fee-management .periods-covered-text {
    font-weight: 500;
    color: #2e7d32;
    font-size: 0.9rem;
}

.bus-fee-management .payment-mode-container {
    display: flex;
    align-items: center;
    padding: 6px 12px;
    background: linear-gradient(135deg, #f3e5f5 0%, #e1bee7 100%);
    border-radius: 8px;
    border: 1px solid #ce93d8;
    max-width: fit-content;
}

.bus-fee-management .payment-mode-text {
    font-weight: 500;
    color: #7b1fa2;
    font-size: 0.9rem;
}

.bus-fee-management .status-indicator {
    display: inline-flex;
    align-items: center;
    padding: 6px 16px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    border: 2px solid transparent;
    transition: all 0.2s ease;
}

.bus-fee-management .status-paid {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border-color: #c3e6cb;
}

.bus-fee-management .status-paid:hover {
    background: linear-gradient(135deg, #c3e6cb 0%, #b1dfbb 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(40, 167, 69, 0.2);
}

.bus-fee-management .status-partial {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    color: #856404;
    border-color: #ffeaa7;
}

.bus-fee-management .status-partial:hover {
    background: linear-gradient(135deg, #ffeaa7 0%, #ffeaa7 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(255, 193, 7, 0.2);
}

.bus-fee-management .status-pending {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border-color: #f5c6cb;
}

.bus-fee-management .status-pending:hover {
    background: linear-gradient(135deg, #f5c6cb 0%, #f1b0b7 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(220, 53, 69, 0.2);
}

/* Table row hover effects for payment history */
#paymentHistoryTable .bus-fee-management tbody tr:hover .period-date-container {
    background: linear-gradient(135deg, #e9ecef 0%, #dee2e6 100%);
    border-color: #adb5bd;
}

#paymentHistoryTable .bus-fee-management tbody tr:hover .status-indicator {
    transform: scale(1.05);
}

#transactionHistoryTable
    .bus-fee-management
    tbody
    tr:hover
    .payment-date-container {
    background: linear-gradient(135deg, #bbdefb 0%, #90caf9 100%);
    border-color: #64b5f6;
}

#transactionHistoryTable
    .bus-fee-management
    tbody
    tr:hover
    .periods-covered-container {
    background: linear-gradient(135deg, #c8e6c9 0%, #a5d6a7 100%);
    border-color: #81c784;
}

#transactionHistoryTable
    .bus-fee-management
    tbody
    tr:hover
    .payment-mode-container {
    background: linear-gradient(135deg, #e1bee7 0%, #ce93d8 100%);
    border-color: #ba68c8;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .bus-fee-management .period-date-container,
    .bus-fee-management .payment-date-container,
    .bus-fee-management .periods-covered-container,
    .bus-fee-management .payment-mode-container {
        padding: 4px 8px;
        font-size: 0.8rem;
    }

    .bus-fee-management .status-indicator {
        padding: 4px 12px;
        font-size: 0.8rem;
    }
}

/* Payment History Alert - Enhanced Design (Width Fit to Content)
   ========================================================================== */
.bus-fee-management .payment-history-alert {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    border-radius: 12px;
    border: 2px solid transparent;
    background: white;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    margin-bottom: 16px;
    transition: all 0.3s ease;
}

.bus-fee-management .payment-history-alert:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
}

.bus-fee-management .payment-history-alert .alert-icon {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 14px;
    flex-shrink: 0;
    font-size: 1.2rem;
    color: white;
}

.bus-fee-management .payment-history-alert-info .alert-icon {
    background: linear-gradient(135deg, #0dcaf0 0%, #0aa2c0 100%);
    box-shadow: 0 4px 8px rgba(13, 202, 240, 0.3);
}

.bus-fee-management .payment-history-alert-success .alert-icon {
    background: linear-gradient(135deg, #198754 0%, #146c43 100%);
    box-shadow: 0 4px 8px rgba(25, 135, 84, 0.3);
}

.bus-fee-management .payment-history-alert .alert-content {
    flex: 1;
    min-width: 0;
}

.bus-fee-management .payment-history-alert .alert-title {
    font-weight: 700;
    font-size: 0.95rem;
    color: #212529;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.bus-fee-management .payment-history-alert .alert-description {
    font-size: 0.85rem;
    color: #6c757d;
    line-height: 1.4;
}

.bus-fee-management.payment-history-alert-info {
    border-left: 4px solid #0dcaf0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.bus-fee-management .payment-history-alert-success {
    border-left: 4px solid #198754;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

/* Responsive adjustments for payment history alerts */
@media (max-width: 768px) {
    .bus-fee-management .payment-history-alert {
        padding: 10px 14px;
        max-width: 100%;
    }

    .bus-fee-management.payment-history-alert .alert-icon {
        width: 36px;
        height: 36px;
        font-size: 1rem;
        margin-right: 12px;
    }

    .bus-fee-management .payment-history-alert .alert-title {
        font-size: 0.9rem;
    }

    .bus-fee-management.payment-history-alert .alert-description {
        font-size: 0.8rem;
        max-width: 100%;
    }
}

/* receipt for Bus Fee Management
   ========================================================================== */

.bus-fee-management body {
    font-family: Arial, sans-serif;
    font-size: 14px;
}

.bus-fee-management .receipt-container {
    max-width: 600px;
    margin: 0 auto;
    border: 2px solid #333;
    padding: 20px;
}

.bus-fee-management .header {
    text-align: center;
    border-bottom: 2px solid #333;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.bus-fee-management .header h1 {
    margin: 0;
    font-size: 24px;
}

.bus-fee-management .header p {
    margin: 5px 0;
    color: #666;
}

.bus-fee-management .receipt-details {
    margin: 20px 0;
}

.bus-fee-management .detail-row {
    display: flex;
    justify-content: space-between;
    padding: 8px 0;
    border-bottom: 1px dotted #ccc;
}

.bus-fee-management table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.bus-fee-management table th,
.bus-fee-management table td {
    border: 1px solid #333;
    padding: 8px;
    text-align: left;
}

.bus-fee-management table th {
    background-color: #000000;
    font-weight: bold;
}

.bus-fee-management .total-section {
    margin-top: 20px;
    padding-top: 10px;
    border-top: 2px solid #333;
}

.bus-fee-management .total-amount {
    font-size: 18px;
    font-weight: bold;
    text-align: right;
}

.bus-fee-management .signature {
    margin-top: 40px;
    text-align: right;
}

.bus-fee-management .footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid #ccc;
    text-align: center;
    font-size: 12px;
    color: #666;
}

.bus-fee-management .no-print {
    text-align: center;
    margin-top: 20px;
}

.bus-fee-management .no-print button {
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
}
/* Enhanced Reset Button */
.bus-fee-management .reset-btn-enhanced {
    background: linear-gradient(135deg, #a69c8e 0%, #a69c8e 100%);
    color: #212529;
    padding: 0.625rem 1.5rem;
}

/* Add Driver Button - Success Green */
.bus-fee-management .add-driver-btn-enhanced {
    background: linear-gradient(135deg, #28a745 0%, #218838 100%);
    color: #ffffff;
    padding: 0.625rem 1.5rem;
}
/* Assign Driver Button - Warning Orange */
.bus-fee-management .assign-driver-btn-enhanced {
    background: linear-gradient(135deg, #ffc107 0%, #ff9800 100%);
    color: #212529;
    padding: 0.625rem 1.5rem;
}

/* Marks Card Management Custom Styles
 ========================================================================================== */
.marks-card-exams-section {
}

/* Grade Mapping Table Column Widths */
.marks-card-grade-col {
    width: 120px;
}
.marks-card-from-marks-col {
    width: 180px;
}
.marks-card-to-marks-col {
    width: 180px;
}
.marks-card-action-col {
    width: 60px;
}

.marks-card-table-scroll {
    max-height: 500px;
    overflow-y: auto;
}

.marks-card-stats-panel {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(44, 62, 80, 0.12);
    padding: 2.5rem 2rem;
    margin-bottom: 3rem;
    border: 1px solid rgba(76, 110, 245, 0.1);
    overflow: hidden;
}

.marks-card-fw-bold {
    font-weight: 700 !important;
}

.marks-card-stats-label.text-uppercase {
    text-transform: uppercase;
    font-weight: 700;
    margin-top: 0.5rem;
    letter-spacing: 1px;
    font-size: 0.8rem;
}

.marks-card-stats-icon.mb-2 {
    margin-bottom: 0.5rem;
    font-size: 2.2rem;
}

.marks-card-stats-number {
    font-size: 2.2rem;
    background: linear-gradient(135deg, #4c6ef5, #28a745);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.marks-card-stats-card.h-100 {
    height: 100%;
    min-height: 180px;
}

.mt-4 {
    margin-top: 1.5rem !important;
}

.mb-4 {
    margin-bottom: 1.5rem !important;
}

.g-4 {
    gap: 1.5rem !important;
}

.align-items-stretch {
    align-items: stretch !important;
}

/* ===== COMMON STYLES ===== */
.marks-card-container {
    font-family:
        "Inter",
        -apple-system,
        BlinkMacSystemFont,
        "Segoe UI",
        Roboto,
        Oxygen,
        Ubuntu,
        sans-serif;
    color: #1e293b;
}

.marks-card-page-header {
    background: linear-gradient(135deg, #4c6ef5 0%, #3b5bdb 100%);
    color: white;
    padding: 2rem 2.5rem;
    border-radius: 16px;
    margin-bottom: 3rem;
    box-shadow: 0 10px 30px rgba(76, 110, 245, 0.2);
    position: relative;
    overflow: hidden;
}

.marks-card-page-header::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 0 100 100" preserveAspectRatio="none"><path d="M0,0 L100,0 L100,100 Z" fill="rgba(255,255,255,0.1)"/></svg>');
    background-size: cover;
}

.marks-card-page-header h3 {
    font-weight: 700;
    margin-bottom: 0.75rem;
    color: white;
    display: flex;
    align-items: center;
    font-size: 1.75rem;
    position: relative;
    z-index: 1;
}

.marks-card-page-header h3 i {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.75rem;
    margin-right: 0.75rem;
    background: rgba(255, 255, 255, 0.15);
    padding: 0.5rem;
    border-radius: 10px;
}

.marks-card-page-header p {
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 0;
    font-size: 1rem;
    line-height: 1.6;
    position: relative;
    z-index: 1;
    max-width: 600px;
}

/* ===== STATS CARDS ===== */
.marks-card-stats-container {
    margin-bottom: 3rem;
}

.marks-card-stats-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 18px;
    padding: 2rem 1.5rem;
    text-align: center;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.06);
    height: 100%;
    position: relative;
    overflow: hidden;
}

.marks-card-stats-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.marks-card-stats-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: rgba(76, 110, 245, 0.3);
}

.marks-card-stats-card:hover::before {
    opacity: 1;
}

.marks-card-stats-card-create {
    /* Upper border removed as requested */
}

.marks-card-stats-card-upload {
    /* Upper border removed as requested */
}

.marks-card-stats-card-update {
    /* Upper border removed as requested */
}

/* Active state highlighting for stats cards */
.marks-card-stats-card-active {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    border-color: rgba(76, 110, 245, 0.3);
    position: relative;
    z-index: 10;
}

.marks-card-stats-card-active::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    border-radius: 5px 5px 0 0;
    opacity: 1;
}

.marks-card-stats-card-create.marks-card-stats-card-active::before {
    background: linear-gradient(135deg, #10b981 0%, #0da271 100%);
}

.marks-card-stats-card-upload.marks-card-stats-card-active::before {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.marks-card-stats-card-update.marks-card-stats-card-active::before {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.marks-card-stats-card-active .marks-card-stats-icon {
    transform: scale(1.1);
}

.marks-card-stats-card-active .marks-card-stats-number {
    background: linear-gradient(135deg, #1e293b, #475569);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.marks-card-stats-icon {
    font-size: 3rem;
    margin-bottom: 1.25rem;
    opacity: 0.9;
    transition: transform 0.3s ease;
}

/* Standard primary color for all component tab icons */
.marks-card-icon-create,
.marks-card-icon-upload,
.marks-card-icon-update {
    color: #4c6ef5 !important;
    background: linear-gradient(135deg, #4c6ef5, #3b5bdb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Standard primary color for all numbers in component tabs */
.marks-card-text-create,
.marks-card-text-upload,
.marks-card-text-update {
    color: #4c6ef5 !important;
    background: linear-gradient(135deg, #4c6ef5, #3b5bdb);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.marks-card-stats-card:hover .marks-card-stats-icon {
    transform: scale(1.1);
}

.marks-card-stats-number {
    font-size: 2.5rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #1e293b, #475569);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.marks-card-stats-label {
    font-size: 0.85rem;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

/* ===== FORM STYLES ===== */
.marks-card-form-container {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    margin-bottom: 3rem;
    border: 1px solid rgba(226, 232, 240, 0.8);
    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.marks-card-form-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.12);
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

.marks-card-form-header i {
    margin-right: 0.75rem;
    font-size: 1.5rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem;
    border-radius: 10px;
}

.marks-card-form-body {
    padding: 2.5rem;
}

.marks-card-form-section {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.04);
}

.marks-card-form-section h6 {
    color: #4c6ef5;
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
}

.marks-card-form-section h6 i {
    margin-right: 0.75rem;
    color: #4c6ef5;
    background: rgba(76, 110, 245, 0.1);
    padding: 0.5rem;
    border-radius: 8px;
}

.marks-card-form-label {
    font-weight: 600;
    color: #334155;
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
    display: block;
}

.marks-card-form-label::after {
    content: "*";
    color: #ef4444;
    margin-left: 0.25rem;
    opacity: 0.8;
}

.marks-card-form-control {
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1rem 1.25rem;
    transition: all 0.3s ease;
    font-size: 1rem;
    background: white;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
}

.marks-card-form-control:focus {
    border-color: #4c6ef5;
    box-shadow: 0 0 0 4px rgba(76, 110, 245, 0.15);
    outline: none;
    transform: translateY(-2px);
}

.marks-card-form-control:hover {
    border-color: #cbd5e1;
}

.marks-card-form-select {
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    padding: 1rem 1.25rem;
    background-color: white;
    transition: all 0.3s ease;
    font-size: 1rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.02);
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%234c6ef5' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1.25rem center;
    background-size: 16px;
}

.marks-card-form-select:focus {
    border-color: #4c6ef5;
    box-shadow: 0 0 0 4px rgba(76, 110, 245, 0.15);
    outline: none;
    transform: translateY(-2px);
}

.marks-card-form-select:hover {
    border-color: #cbd5e1;
}

/* ===== TABLE STYLES ===== */
.marks-card-table-container {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 20px;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    border: 1px solid rgba(226, 232, 240, 0.8);
}

.marks-card-table-header {
    padding: 1.75rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.marks-card-table {
    margin-bottom: 0;
    border-collapse: separate;
    border-spacing: 0;
}

.marks-card-table thead {
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
}

.marks-card-table th {
    font-weight: 700;
    color: #1e293b;
    border-bottom: 2px solid #e2e8f0;
    padding: 1.25rem 1.5rem;
    white-space: nowrap;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    position: relative;
}

.marks-card-table th::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 1.5rem;
    right: 1.5rem;
    height: 2px;
    background: linear-gradient(90deg, #4c6ef5, transparent);
}

.marks-card-table td {
    padding: 1.25rem 1.5rem;
    vertical-align: middle;
    border-color: #f1f5f9;
    border-bottom: 1px solid #f1f5f9;
    transition: all 0.2s ease;
}

.marks-card-table tbody tr {
    transition: all 0.3s ease;
    background: white;
}

.marks-card-table tbody tr:nth-child(even) {
    background: #f8fafc;
}

.marks-card-table tbody tr:hover {
    background: linear-gradient(135deg, #f0f4ff 0%, #eef2ff 100%);
    transform: translateX(5px);
    box-shadow: 0 4px 12px rgba(76, 110, 245, 0.1);
}

.marks-card-table-sticky {
    position: sticky;
    top: 0;
    z-index: 20;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

/* ===== UPLOAD ZONE ===== */
.marks-card-upload-zone {
    border: 2px dashed #dee2e6;
    border-radius: 10px;
    text-align: center;
    background-color: #f8f9fa;
    transition: all 0.3s;
    cursor: pointer;
}

.marks-card-upload-zone:hover {
    border-color: #4c6ef5;
    background-color: #eef2ff;
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(76, 110, 245, 0.1);
}

.marks-card-upload-zone span {
    color: #6c757d;
    font-size: 1rem;
}

.marks-card-upload-browse {
    color: #4c6ef5 !important;
    text-decoration: underline;
    cursor: pointer;
    font-weight: 600;
}

.marks-card-upload-browse:hover {
    color: #3b5bdb !important;
}

.marks-card-file-preview {
    background: white;
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 1rem;
    margin-top: 1rem;
}

.marks-card-upload-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 70px;
    height: 23px;
    margin: 0 auto;
}

.marks-card-upload-icon i {
    font-size: 1.5rem !important;
    color: #4c6ef5 !important;
    background: white;
    border-radius: 50%;
}

.marks-card-upload-zone:hover .marks-card-upload-icon i {
    transform: scale(1.1);
    box-shadow: 0 6px 18px rgba(76, 110, 245, 0.25);
}

.border-2 {
    border-width: 2px !important;
}

.border-dashed {
    border-style: dashed !important;
}

.border-primary {
    border-color: #4c6ef5 !important;
}

.rounded-4 {
    border-radius: 1rem !important;
}

.bg-light {
    background-color: #f8f9fa !important;
}

.fw-semibold {
    font-weight: 600 !important;
}

.fw-medium {
    font-weight: 500 !important;
}

/* ===== BUTTON STYLES ===== */
.marks-card-btn-primary {
    background: linear-gradient(135deg, #4c6ef5 0%, #3b5bdb 100%);
    border: none;
    border-radius: 6px;
    padding: 0.75rem 1.5rem;
    color: white;
    font-weight: 600;
    transition: all 0.3s;
}

.marks-card-btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(76, 110, 245, 0.3);
}
*/ .marks-card-btn-success {
    background: linear-gradient(135deg, #28a745 0%, #1e7e34 100%);
    border: none;
    border-radius: 6px;
    padding: 0.75rem 1.5rem;
    color: white;
    font-weight: 600;
    transition: all 0.3s;
}

.marks-card-btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(40, 167, 69, 0.3);
}

/* ===== BADGE STYLES ===== */
.marks-card-badge {
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.marks-card-badge-success {
    background: linear-gradient(135deg, #28a745 0%, #1e7e34 100%);
    color: white;
}

.marks-card-badge-warning {
    background: linear-gradient(135deg, #ffc107 0%, #e0a800 100%);
    color: #212529;
}

.marks-card-badge-danger {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    color: white;
}

.marks-card-badge-primary {
    background: linear-gradient(135deg, #4c6ef5 0%, #3b5bdb 100%);
    color: white;
}

.marks-card-badge-secondary {
    background: linear-gradient(135deg, #6c757d 0%, #545b62 100%);
    color: white;
}

/* ===== FILTER STYLES ===== */
.marks-card-filter-container {
    background: #f8f9fa;
    border-radius: 8px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.marks-card-filter-row {
    margin-bottom: 1rem;
}

.marks-card-filter-label {
    font-weight: 600;
    color: #495057;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

/* ===== RESPONSIVE ADJUSTMENTS ===== */
@media (max-width: 768px) {
    .marks-card-stats-card {
        margin-bottom: 1rem;
    }

    .marks-card-form-body {
        padding: 1.5rem;
    }

    .marks-card-table-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .marks-card-upload-zone {
        padding: 2rem 1rem;
    }

    .marks-card-col-md-4 {
        flex: 0 0 100%;
        max-width: 100%;
        margin-bottom: 1rem;
    }

    .marks-card-card-header {
        flex-direction: column;
        align-items: flex-start !important;
        gap: 0.75rem;
    }

    .marks-card-stats-panel .marks-card-row {
        flex-direction: column;
    }
}

/* ===== UTILITY CLASSES ===== */
.marks-card-text-muted {
    color: #6c757d !important;
}

.marks-card-text-primary {
    color: #4c6ef5 !important;
}

.marks-card-text-center {
    text-align: center !important;
}

.marks-card-mb-2 {
    margin-bottom: 0.5rem !important;
}

.marks-card-mb-3 {
    margin-bottom: 1rem !important;
}

.marks-card-mb-4 {
    margin-bottom: 1.5rem !important;
}

.marks-card-mt-2 {
    margin-top: 0.5rem !important;
}

.marks-card-p-3 {
    padding: 1rem !important;
}

.marks-card-py-4 {
    padding-top: 1.5rem !important;
    padding-bottom: 1.5rem !important;
}

.marks-card-rounded {
    border-radius: 8px !important;
}

.marks-card-shadow {
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1) !important;
}

/* Flex utilities */
.marks-card-d-flex {
    display: flex !important;
}

.marks-card-justify-content-between {
    justify-content: space-between !important;
}

.marks-card-align-items-center {
    align-items: center !important;
}

/* Grid utilities */
.marks-card-row {
    display: flex;
    flex-wrap: wrap;
    margin-right: -0.75rem;
    margin-left: -0.75rem;
}

/* Alert styles */
.marks-card-alert {
    position: relative;
    padding: 0.75rem 1.25rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
    border-radius: 0.375rem;
}

.marks-card-alert-light {
    color: #212529;
    background-color: #f8f9fa;
    border-color: #e9ecef;
}

/* Text utilities */
.marks-card-small {
    font-size: 0.875rem !important;
}

.marks-card-fw-bold {
    font-weight: 700 !important;
}

/* Button sizes */
.marks-card-btn-sm {
    padding: 0.25rem 0.5rem !important;
    font-size: 0.875rem !important;
}

/* Table head */
.marks-card-table-head {
    background-color: #f8f9fa !important;
}

/* Section and card styles */
.marks-card-section {
    margin-bottom: 2rem;
}

.marks-card-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    overflow: hidden;
    margin-bottom: 2rem;
}

.marks-card-card-header {
    padding: 1.25rem 1.5rem;
    border-bottom: none;
}

.marks-card-card-body {
    padding: 2rem;
}

/* Upload container */
.marks-card-upload-container {
    margin-bottom: 2rem;
}

/* Table responsive */
.marks-card-table-responsive {
    overflow-x: auto;
}

/* Content wrapper styles */
.marks-card-content-panel {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    margin-bottom: 2rem;
    overflow: hidden;
}

.marks-card-page-content {
    padding: 2rem;
    min-height: calc(100vh - 200px);
}

.marks-card-details-content {
    margin-bottom: 2rem;
}

.marks-card-tab-content {
    background: #f8f9fa;
    border-radius: 8px;
}

/* ===== LOADING/EMPTY STATES ===== */
.marks-card-empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: #6c757d;
}

.marks-card-empty-state i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.marks-card-loading {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.marks-card-loading-spinner {
    width: 2rem;
    height: 2rem;
    border: 3px solid #f3f3f3;
    border-top: 3px solid #4c6ef5;
    border-radius: 50%;
    animation: marks-card-spin 1s linear infinite;
}

@keyframes marks-card-spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* ===== STATUS INDICATORS (from bus_fee_management) ===== */
.status-indicator {
    display: inline-flex;
    align-items: center;
    padding: 0.35rem 0.75rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.status-indicator i {
    font-size: 0.7rem;
    margin-right: 0.25rem;
}

.status-paid {
    background: linear-gradient(135deg, #28a745 0%, #1e7e34 100%);
    color: white;
}

.status-partial {
    background: linear-gradient(135deg, #ffc107 0%, #e0a800 100%);
    color: #212529;
}

.status-pending {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    color: white;
}

.status-warning {
    background: linear-gradient(135deg, #ffc107 0%, #e0a800 100%);
    color: #212529;
}

.status-success {
    background: linear-gradient(135deg, #28a745 0%, #1e7e34 100%);
    color: white;
}

.status-danger {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
    color: white;
}

.status-primary {
    background: linear-gradient(135deg, #4c6ef5 0%, #3b5bdb 100%);
    color: white;
}

.status-secondary {
    background: linear-gradient(135deg, #6c757d 0%, #545b62 100%);
    color: white;
}

/* ===== TABLE ENHANCEMENTS ===== */
.table.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(0, 0, 0, 0.02);
}

.table.table-hover tbody tr:hover {
    background-color: rgba(76, 110, 245, 0.05);
    transform: translateX(2px);
    transition: all 0.2s ease;
}

.table thead.table-primary th {
    background: linear-gradient(135deg, #4c6ef5 0%, #3b5bdb 100%);
    color: white;
    border-bottom: none;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-size: 0.85rem;
}

.table thead.table-primary th.bg-light {
    background: #f8f9fa !important;
    color: #495057;
    border-bottom: 2px solid #dee2e6;
}

/* ===== AVATAR STYLES ===== */
.marks-card-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: linear-gradient(135deg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.25rem;
}

.marks-card-avatar i {
    color: white;
}

/* ===== EXTRA SMALL TEXT ===== */
.extra-small {
    font-size: 1rem !important;
}

/* ===== BUTTON GROUP STYLES ===== */
.btn-group {
    display: inline-flex;
    gap: 0.5rem;
}

/* ===== EMPTY STATE ENHANCEMENTS ===== */
.text-center.text-muted.py-5 {
    padding: 3rem 1rem !important;
}

.text-center.text-muted.py-5 i {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.text-center.text-muted.py-5 h5 {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #6c757d;
}

.text-center.text-muted.py-5 .text-muted {
    font-size: 0.9rem;
    max-width: 400px;
    margin: 0 auto;
}

/* Generated Marks Card Management Custom Styles*/

.marks-card-container1 {
    background: white;
    border: 3px solid #2c3e50;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    font-family: "Georgia", serif;
}

.marks-card-header {
    text-align: center;
    border-bottom: 3px double #2c3e50;
    padding-bottom: 20px;
    margin-bottom: 0px;
}

.marks-card-header h1 {
    color: #2c3e50;
    font-weight: bold;
    margin: 15px 0 5px;
    font-size: 32px;
}

.marks-card-header p {
    color: #666;
    margin: 5px 0;
}

.student-info {
    background: #f8f9fc;
    border-radius: 10px;
    padding: 15px;
    margin-bottom: -20px;
}

.student-info-row {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
}

.student-info-label {
    font-weight: bold;
    color: #2c3e50;
}

/* Table */
.marks-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

.marks-table th {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 12px;
    text-align: center;
    border: 1px solid #2c3e50;
}

.marks-table td {
    padding: 10px;
    border: 1px solid #dee2e6;
    text-align: center;
}

.marks-table tbody tr:nth-child(even) {
    background: #f8f9fc;
}

.total-row {
    background: #e8ebff !important;
    font-weight: bold;
    font-size: 16px;
}

/* Result */
.result-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 10px;
    padding: 20px;
    margin: 20px 0;

    display: flex;
    justify-content: space-between; /* pushes left & right */
    align-items: center; /* vertical center */
    gap: 20px; /* space between items */
}

.result-section h3 {
    margin: 0;
    font-size: 24px;
}

/* Badges */
.badge-success {
    background: #28a745;
    color: white;
}

.badge-danger {
    background: #dc3545;
    color: white;
}

.badge-primary {
    background: #007bff;
    color: white;
}

.badge-warning {
    background: #ffc107;
    color: #000;
}
.badge-success {
    padding: 9px 26px;
    border-radius: 20px;
    font-size: 18px;
    display: flex;
    margin: 0px 10px 4px;
    align-items: center;
    display: flex;
    justify-content: center;
}
.badge-danger,
.badge-primary,
.badge-warning {
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 18px;
    display: inline-block;
    margin: 10px;
}

/* Remarks */
.remarks-section {
    border-top: 2px dashed #dee2e6;
    padding-top: 20px;
    margin-top: 20px;
}

/* Signatures */
.signature-section {
    display: flex;
    justify-content: space-between;
    margin-top: 40px;
    padding-top: 20px;
    border-top: 2px dashed #dee2e6;
}

.signature-box {
    text-align: center;
}

.signature-line {
    border-top: 2px solid #2c3e50;
    width: 200px;
    margin: 40px auto 10px;
}

/* Modal Overlay */
.marks-card-modal-overlay {
    background-color: rgba(0, 0, 0, 0.5);
}

.marks-card-modal-body {
    max-height: 70vh;
    overflow-y: auto;
}

/* School Logo */
.school-logo-placeholder {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 32px;
    font-weight: bold;
    margin: 0 auto;
}

/* Marks Card Title */
.marks-card-title {
    color: #764ba2;
}

/* Subject Name Cell */
.marks-table td.subject-name {
    text-align: left;
}

/* Text Truncate */
.text-truncate-cell {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.text-truncate-remarks {
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* ===== GRADE LIST DESIGN ENHANCEMENTS - BADGE REMOVAL ===== */

/* Grade display styling - replacement for badge in update_markscard.rs */
.grade-display {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    background: #f8f9fa;
    color: #495057;
    font-weight: 500;
    border: 1px solid #dee2e6;
    transition: all 0.2s ease;
}

.grade-value {
    font-size: 0.9rem;
}

.grade-display:hover {
    background: #e9ecef;
    border-color: #ced4da;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Upload status indicator - replacement for badge in upload_markscard.rs */
.upload-status-indicator {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    background: #d4edda;
    color: #155724;
    font-weight: 500;
    border: 1px solid #c3e6cb;
    transition: all 0.2s ease;
}

.upload-status-indicator i {
    font-size: 0.85rem;
    margin-right: 0.25rem;
}

.upload-status-indicator:hover {
    background: #c3e6cb;
    border-color: #b1dfbb;
    transform: translateY(-1px);
    box-shadow: 0 2px 4px rgba(40, 167, 69, 0.2);
}

/* Remove hover background from action buttons (edit/delete buttons) */
.btn-link:hover,
.btn-link:focus,
.btn-link:active {
    background-color: transparent !important;
    text-decoration: none;
    box-shadow: none !important;
}

/* Override btn:hover effects for marks-card section */
.marks-card-container .btn:hover,
.marks-card-form-container .btn:hover {
    transform: none !important;
    box-shadow: none !important;
}

.marks-card-btn-light:hover,
.marks-card-btn-light:focus,
.marks-card-btn-light:active {
    background-color: transparent !important;
    border-color: transparent !important;
    box-shadow: none !important;
}

/* Specific styling for action buttons in marks card tables */
.marks-card-table .btn-link,
.marks-card-table .marks-card-btn-light {
    color: #6c757d;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    transition: color 0.2s ease;
}

.marks-card-table .btn-link:hover,
.marks-card-table .marks-card-btn-light:hover {
    color: #4c6ef5;
    background-color: transparent !important;
}

.marks-card-table .btn-link:focus,
.marks-card-table .marks-card-btn-light:focus {
    outline: none;
    box-shadow: none;
}

/* Responsive adjustments for grade display and status indicators */
@media (max-width: 768px) {
    .grade-display {
        padding: 0.2rem 0.5rem;
        font-size: 0.85rem;
    }

    .upload-status-indicator {
        padding: 0.2rem 0.5rem;
        font-size: 0.85rem;
    }

    .upload-status-indicator i {
        font-size: 0.8rem;
        margin-right: 0.2rem;
    }
}

/* Marks card modal and toolbar styles moved here from inline rules */
.marks-card-apply-modal-overlay {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1050;
    background: rgba(0, 0, 0, 0.45);
}

.marks-card-apply-modal {
    width: 640px;
    max-width: calc(100% - 32px);
    border-radius: 8px;
    overflow: hidden;
}

.marks-card-copy-select {
    width: 260px;
}

.marks-card-apply-btn {
    background: linear-gradient(90deg, #1e88e5, #1976d2);
    color: #fff;
    box-shadow: 0 4px 10px rgba(25, 118, 210, 0.18);
    border: none;
    padding: 6px 14px;
}

/* Serial number circle for marks card upload table */
.serial-number-circle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background-color: #007bff;
    color: white;
    font-weight: bold;
    font-size: 14px;
    margin-right: 10px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.serial-number {
    line-height: 1;
}

/* Hover effect for serial number */
.serial-number-circle:hover {
    background-color: #0056b3;
    transform: scale(1.05);
    transition: all 0.2s ease;
}

/* Circular action buttons for tables */
.bus-fee-management .btn-action-circle {
    width: 34px;
    height: 34px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.bus-fee-management .btn-action-circle.btn-sm {
    width: 30px;
    height: 30px;
}

.bus-fee-management .btn-action-circle.btn-lg {
    width: 40px;
    height: 40px;
}

/* ==========================================================================
   Driver License Management - Enhanced Styles
   ========================================================================== */

/* Enhanced License Input Fields */
.bus-fee-management .license-input-group {
    position: relative;
    margin-bottom: 1.5rem;
}

.bus-fee-management .license-input-group .form-label {
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bus-fee-management .license-input-group .form-label i {
    color: #3498db;
    font-size: 1.1rem;
}

.bus-fee-management .license-input-group .form-control {
    border: 2px solid #e0e6ed;
    border-radius: 10px;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
}

.bus-fee-management .license-input-group .form-control:focus {
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.15);
    background: #ffffff;
    transform: translateY(-2px);
}

/* License File Upload Enhancement */
.bus-fee-management .license-upload-container {
    border: 2px dashed #cbd5e0;
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 100%);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.bus-fee-management .license-upload-container:hover {
    border-color: #3498db;
    background: linear-gradient(135deg, #edf2f7 0%, #e2e8f0 100%);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(52, 152, 219, 0.1);
}

.bus-fee-management .license-upload-icon {
    font-size: 2.5rem;
    color: #3498db;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.bus-fee-management .license-upload-container:hover .license-upload-icon {
    transform: scale(1.1);
    color: #2980b9;
}

.bus-fee-management .license-upload-text {
    font-weight: 600;
    color: #2d3748;
    margin-bottom: 0.5rem;
}

.bus-fee-management .license-upload-hint {
    font-size: 0.85rem;
    color: #718096;
    margin-bottom: 0;
}

/* License Preview Enhancement */
.bus-fee-management .license-preview-container {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    background: white;
}

.bus-fee-management .license-preview-container:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.bus-fee-management .license-preview-header {
    background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
    color: white;
    padding: 0.75rem 1rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.bus-fee-management .license-preview-header i {
    font-size: 1.1rem;
}

.bus-fee-management .license-preview-body {
    padding: 1rem;
}

.bus-fee-management .license-preview-img {
    width: 100%;
    height: 200px;
    object-fit: contain;
    border-radius: 8px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.bus-fee-management .license-preview-img:hover {
    transform: scale(1.02);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

/* Enhanced License Modal */
.bus-fee-management .license-modal-enhanced .modal-content {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    border: none;
}

.bus-fee-management .license-modal-enhanced .modal-header {
    background: #fff;
    color: rgb(0, 0, 0);
    padding: 1.5rem 2rem;
    border-bottom: none;
}

.bus-fee-management .license-modal-enhanced .modal-title {
    font-weight: 700;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.bus-fee-management .license-modal-enhanced .modal-title i {
    font-size: 1.5rem;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem;
    border-radius: 10px;
}

.bus-fee-management .license-modal-enhanced .btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.8;
    transition: all 0.3s ease;
}

.bus-fee-management .license-modal-enhanced .btn-close:hover {
    opacity: 1;
    transform: rotate(90deg);
}

.bus-fee-management .license-modal-enhanced .modal-body {
    padding: 2rem;
    background: linear-gradient(135deg, #f8fafc 0%, #edf2f7 100%);
}

.bus-fee-management .license-info-section {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
}

.bus-fee-management .license-info-section h6 {
    color: #2c3e50;
    font-weight: 700;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 2px solid #3498db;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bus-fee-management .license-info-section h6 i {
    color: #3498db;
}

.bus-fee-management .license-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.bus-fee-management .license-info-item {
    padding: 0.75rem;
    background: #f8fafc;
    border-radius: 8px;
    border-left: 4px solid #3498db;
}

.bus-fee-management .license-info-label {
    font-weight: 600;
    color: #4a5568;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bus-fee-management .license-info-label i {
    color: #3498db;
    font-size: 0.9rem;
}

.bus-fee-management .license-info-value {
    font-weight: 700;
    color: #2d3748;
    font-size: 1.1rem;
}

.bus-fee-management .license-document-container {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    border: 1px solid #e2e8f0;
}

.bus-fee-management .license-document-img {
    max-height: 500px;
    width: auto;
    margin: 0 auto;
    display: block;
    border-radius: 8px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.bus-fee-management .license-document-img:hover {
    transform: scale(1.02);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.bus-fee-management .license-modal-enhanced .modal-footer {
    background: #f8fafc;
    border-top: 1px solid #e2e8f0;
    padding: 1rem 2rem;
}

/* License Status Indicators */
.bus-fee-management .license-status {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.85rem;
    gap: 0.5rem;
}

.bus-fee-management .license-status.valid {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border: 1px solid #c3e6cb;
}

.bus-fee-management .license-status.expired {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.bus-fee-management .license-status.expiring-soon {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    color: #856404;
    border: 1px solid #ffeaa7;
}

.bus-fee-management .license-status.pending {
    background: linear-gradient(135deg, #e2e3e5 0%, #d6d8db 100%);
    color: #383d41;
    border: 1px solid #d6d8db;
}

/* Enhanced Driver List Table */
.bus-fee-management .driver-table-enhanced {
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
}

.bus-fee-management .driver-table-enhanced thead {
    background: linear-gradient(135deg, #2c3e50 0%, #3498db 100%);
}

.bus-fee-management .driver-table-enhanced th {
    color: white;
    font-weight: 600;
    padding: 1rem 1.25rem;
    border: none;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.bus-fee-management .driver-table-enhanced tbody tr {
    transition: all 0.3s ease;
    border-bottom: 1px solid #e2e8f0;
}

.bus-fee-management .driver-table-enhanced tbody tr:hover {
    background: linear-gradient(135deg, #f8fafc 0%, #edf2f7 100%);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.bus-fee-management .driver-table-enhanced tbody tr:nth-child(even) {
    background: #f8fafc;
}

.bus-fee-management .driver-table-enhanced tbody tr:nth-child(even):hover {
    background: linear-gradient(135deg, #edf2f7 0%, #e2e8f0 100%);
}

.bus-fee-management .driver-table-enhanced td {
    padding: 1rem 1.25rem;
    vertical-align: middle;
    color: #2d3748;
    font-weight: 500;
}

.bus-fee-management .driver-table-enhanced .driver-actions {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
}

/* License Expiry Warning */
.bus-fee-management .license-expiry-warning {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    border: 1px solid #ffeaa7;
    border-radius: 10px;
    padding: 1rem;
    margin: 1rem 0;
    display: flex;
    align-items: center;
    gap: 1rem;
    animation: pulse-warning 2s infinite;
}

@keyframes pulse-warning {
    0%,
    100% {
        box-shadow: 0 0 0 0 rgba(255, 193, 7, 0.4);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(255, 193, 7, 0);
    }
}

.bus-fee-management .license-expiry-warning i {
    color: #856404;
    font-size: 1.5rem;
}

.bus-fee-management .license-expiry-warning-content h6 {
    color: #856404;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.bus-fee-management .license-expiry-warning-content p {
    color: #856404;
    margin-bottom: 0;
    font-size: 0.9rem;
}

/* Responsive Adjustments for Driver License Management */
@media (max-width: 768px) {
    .bus-fee-management .license-info-grid {
        grid-template-columns: 1fr;
    }

    .bus-fee-management .license-modal-enhanced .modal-body {
        padding: 1rem;
    }

    .bus-fee-management .license-info-section,
    .bus-fee-management .license-document-container {
        padding: 1rem;
    }

    .bus-fee-management .driver-table-enhanced {
        font-size: 0.9rem;
    }

    .bus-fee-management .driver-table-enhanced th,
    .bus-fee-management .driver-table-enhanced td {
        padding: 0.75rem 0.5rem;
    }

    .bus-fee-management .driver-actions {
        flex-wrap: wrap;
    }
}

/* License Card Design for Summary View */
.bus-fee-management .license-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.bus-fee-management .license-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.12);
}

.bus-fee-management .license-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #3498db, #2ecc71);
}

.bus-fee-management .license-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.bus-fee-management .license-card-title {
    font-weight: 700;
    color: #2c3e50;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.bus-fee-management .license-card-title i {
    color: #3498db;
}

.bus-fee-management .license-card-content {
    color: #4a5568;
    font-size: 0.95rem;
    line-height: 1.5;
}

.bus-fee-management .license-card-footer {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid #e2e8f0;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.bus-fee-management .license-card-actions {
    display: flex;
    gap: 0.5rem;
}

/* ── TEACHER ATTENDANCE WIZARD STYLES ────────────────── */
/* Scoped under .attendance class to prevent conflicts */

.attendance {
    /* ── CSS VARIABLES ────────────────────────────────── */
    --primary: #4f46e5;
    --primary-dark: #3730a3;
    --primary-light: #e0e7ff;
    --success: #16a34a;
    --success-bg: #dcfce7;
    --danger: #dc2626;
    --danger-bg: #fee2e2;
    --warning: #d97706;
    --warning-bg: #fef3c7;
    --surface: #ffffff;
    --border: #e2e8f0;
    --text-muted: #64748b;
    --radius: 14px;
    --radius-sm: 8px;
    --shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 32px rgba(79, 70, 229, 0.15);
    --header-h: 60px;
    --bottom-h: 68px;
}

/* ── WIZARD CONTAINER ─────────────────────────────────── */
.attendance .att-wizard {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
}

/* ── STEP PILLS ────────────────────────────────────────── */
.attendance .wizard-steps {
    display: flex;
    background: #f8fafc;
    border-bottom: 1px solid var(--border);
    overflow-x: auto;
    padding: 0 0.5rem;
    scrollbar-width: none;
}
.attendance .wizard-steps::-webkit-scrollbar {
    display: none;
}

.attendance .step-pill {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.75rem 0.9rem;
    white-space: nowrap;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-muted);
    border-bottom: 2px solid transparent;
    flex-shrink: 0;
    cursor: pointer;
}
.attendance .step-pill.done {
    color: var(--success);
}
.attendance .step-pill.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.attendance .step-dot {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 800;
    flex-shrink: 0;
}
.attendance .step-pill.active .step-dot {
    background: var(--primary);
    color: #fff;
}
.attendance .step-pill.done .step-dot {
    background: var(--success);
    color: #fff;
}

/* ── WIZARD BODY ───────────────────────────────────────── */
.attendance .wizard-body {
    padding: 1.5rem;
}

/* ── FORM ELEMENTS ─────────────────────────────────────── */
.attendance .form-row {
    margin-bottom: 1.1rem;
}

.attendance .form-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 700;
    color: #475569;
    margin-bottom: 0.4rem;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.attendance .form-input,
.attendance .form-select {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    color: #1e293b;
    background: #f8fafc;
    outline: none;
    transition:
        border-color 0.2s,
        box-shadow 0.2s;
}

.attendance .form-input:focus,
.attendance .form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
    background: #fff;
}

/* ── CHIP SELECTOR ─────────────────────────────────────── */
.attendance .chip-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.attendance .class-chip {
    padding: 0.45rem 1rem;
    border-radius: 20px;
    border: 2px solid var(--border);
    background: #f8fafc;
    font-size: 0.83rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s;
    color: #475569;
    outline: none;
}

.attendance .class-chip:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.attendance .class-chip.selected {
    border-color: var(--primary);
    background: var(--primary);
    color: #fff;
}

/* ── PERIOD GRID ───────────────────────────────────────── */
.attendance .period-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    margin-bottom: 1rem;
}
@media (min-width: 400px) {
    .attendance .period-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

.attendance .period-chip {
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    border: 2px solid var(--border);
    background: #f8fafc;
    cursor: pointer;
    font-size: 0.75rem;
    font-weight: 800;
    color: #475569;
    transition: all 0.15s;
    outline: none;
}

.attendance .period-chip span {
    font-size: 0.6rem;
    font-weight: 600;
    color: var(--text-muted);
    margin-top: 2px;
}

.attendance .period-chip:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

.attendance .period-chip.selected {
    border-color: var(--primary);
    background: var(--primary);
    color: #fff;
}

.attendance .period-chip.selected span {
    color: rgba(255, 255, 255, 0.75);
}

/* ── DATE PERIOD BAR ───────────────────────────────────── */
.attendance .date-period-bar {
    display: flex;
    gap: 0.75rem;
    align-items: center;
    background: var(--primary-light);
    border-radius: var(--radius-sm);
    padding: 0.75rem 1rem;
    margin-bottom: 1.25rem;
    font-size: 0.83rem;
    font-weight: 600;
    color: var(--primary);
}

.attendance .date-period-bar i {
    font-size: 1rem;
}

/* ── TOOLBAR ───────────────────────────────────────────── */
.attendance .att-toolbar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.1rem;
    flex-wrap: wrap;
    align-items: center;
}

.attendance .att-toolbar .toolbar-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-muted);
    margin-right: auto;
}

.attendance .att-btn-sm {
    padding: 0.4rem 0.85rem;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 700;
    border: 2px solid;
    cursor: pointer;
    transition: all 0.15s;
    outline: none;
    background: transparent;
}

.attendance .att-btn-present {
    border-color: var(--success);
    color: var(--success);
}

.attendance .att-btn-present:hover,
.attendance .att-btn-present.active {
    background: var(--success);
    color: #fff;
}

.attendance .att-btn-absent {
    border-color: var(--danger);
    color: var(--danger);
}

.attendance .att-btn-absent:hover,
.attendance .att-btn-absent.active {
    background: var(--danger);
    color: #fff;
}

/* ── SEARCH BAR ────────────────────────────────────────── */
.attendance .search-wrap {
    position: relative;
    margin-bottom: 1rem;
}

.attendance .search-wrap i {
    position: absolute;
    left: 0.9rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 0.9rem;
}

.attendance .search-input {
    width: 100%;
    padding: 0.7rem 0.9rem 0.7rem 2.4rem;
    border: 2px solid var(--border);
    border-radius: 30px;
    font-size: 0.9rem;
    background: #f8fafc;
    color: #1e293b;
    outline: none;
    transition: border-color 0.2s;
}

.attendance .search-input:focus {
    border-color: var(--primary);
    background: #fff;
}

/* ── STUDENT LIST ──────────────────────────────────────── */
.attendance .student-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    max-height: 55vh;
    overflow-y: auto;
}

.attendance .student-att-card {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    background: #f8fafc;
    border-radius: var(--radius-sm);
    padding: 0.75rem 0.85rem;
    border: 2px solid transparent;
    transition:
        border-color 0.15s,
        background 0.15s;
}

.attendance .student-att-card.present {
    background: #f0fdf4;
    border-color: #86efac;
}

.attendance .student-att-card.absent {
    background: #fff1f2;
    border-color: #fca5a5;
}

.attendance .stu-roll {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: var(--primary-light);
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.72rem;
    font-weight: 800;
    flex-shrink: 0;
}

.attendance .stu-info {
    flex: 1;
    min-width: 0;
}

.attendance .stu-name {
    font-size: 0.9rem;
    font-weight: 700;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.attendance .stu-meta {
    font-size: 0.72rem;
    color: var(--text-muted);
}

.attendance .att-toggle {
    display: flex;
    gap: 0.35rem;
    flex-shrink: 0;
}

.attendance .toggle-btn {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    border: 2px solid var(--border);
    background: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    transition: all 0.15s;
    outline: none;
}

.attendance .toggle-btn.p-btn:hover,
.attendance .toggle-btn.p-btn.sel {
    border-color: var(--success);
    background: var(--success);
    color: #fff;
}

.attendance .toggle-btn.a-btn:hover,
.attendance .toggle-btn.a-btn.sel {
    border-color: var(--danger);
    background: var(--danger);
    color: #fff;
}

/* ── SUMMARY BAR ───────────────────────────────────────── */
.attendance .att-summary-bar {
    display: flex;
    gap: 0.85rem;
    margin: 1rem 0 0;
    padding: 0.85rem 1rem;
    background: #f8fafc;
    border-radius: var(--radius-sm);
    font-size: 0.82rem;
    flex-wrap: wrap;
}

.attendance .sum-chip {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-weight: 700;
}

.attendance .dot-p {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--success);
}

.attendance .dot-a {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--danger);
}

/* ── BUTTONS ───────────────────────────────────────────── */
.attendance .btn-primary {
    background: linear-gradient(135deg, var(--primary), #7c3aed);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    width: 100%;
    margin-top: 1.25rem;
    box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
    transition:
        transform 0.15s,
        box-shadow 0.15s;
    outline: none;
}

.attendance .btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(79, 70, 229, 0.4);
}

.attendance .btn-primary:active {
    transform: translateY(0);
}

.attendance .btn-primary i {
    margin-right: 0.4rem;
}

.attendance .btn-secondary {
    background: #fff;
    color: var(--primary);
    border: 2px solid var(--primary);
    border-radius: var(--radius-sm);
    padding: 0.7rem 1.5rem;
    font-size: 0.9rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.15s;
    outline: none;
}

.attendance .btn-secondary:hover {
    background: var(--primary-light);
}

.attendance .step-nav {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.25rem;
}

.attendance .step-nav .btn-secondary {
    flex: 1;
}

.attendance .step-nav .btn-primary {
    flex: 2;
    margin-top: 0;
}

/* ── SUCCESS MODAL ─────────────────────────────────────── */
.attendance .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s;
}

.attendance .modal-overlay.show {
    opacity: 1;
    pointer-events: auto;
}

.attendance .modal-box {
    background: var(--surface);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    max-width: 360px;
    width: 90%;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    transform: scale(0.9);
    transition: transform 0.25s;
}

.attendance .modal-overlay.show .modal-box {
    transform: scale(1);
}

.attendance .modal-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: var(--success-bg);
    color: var(--success);
    font-size: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.attendance .modal-title {
    font-size: 1.3rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.attendance .modal-sub {
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    line-height: 1.5;
}

.attendance .modal-stats {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.attendance .m-stat {
    background: #f8fafc;
    border-radius: 10px;
    padding: 0.6rem 1rem;
    text-align: center;
}

.attendance .m-stat-num {
    font-size: 1.4rem;
    font-weight: 800;
}

.attendance .m-stat-lbl {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 600;
}

.attendance .m-stat.present .m-stat-num {
    color: var(--success);
}
.attendance .m-stat.absent .m-stat-num {
    color: var(--danger);
}
.attendance .m-stat.rate .m-stat-num {
    color: var(--primary);
}

/* ── INFO NOTE ─────────────────────────────────────────── */
.attendance .info-note {
    background: #f0f9ff;
    border: 1.5px solid #bae6fd;
    border-radius: 10px;
    padding: 0.7rem 0.9rem;
    margin-bottom: 1.1rem;
    font-size: 0.8rem;
    color: #0369a1;
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
}

.attendance .info-note i {
    margin-top: 1px;
    flex-shrink: 0;
}

/* ── LOADING STATE ─────────────────────────────────────── */
.attendance .loading-state {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 2rem;
    justify-content: center;
    color: var(--text-muted);
}

.attendance .spinner {
    width: 20px;
    height: 20px;
    border: 3px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: att-spin 0.8s linear infinite;
}

@keyframes att-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ── DASHBOARD ──────────────────────────────────────── */
.attendance .stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.85rem;
    margin-bottom: 1.5rem;
}
@media (min-width: 600px) {
    .attendance .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}
.attendance .stat-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1.1rem 1rem;
    box-shadow: var(--shadow);
    text-align: center;
    border-top: 3px solid;
}
.attendance .stat-card.blue {
    border-color: var(--primary);
}
.attendance .stat-card.green {
    border-color: var(--success);
}
.attendance .stat-card.orange {
    border-color: var(--warning);
}
.attendance .stat-card.red {
    border-color: var(--danger);
}
.attendance .stat-num {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
    margin-bottom: 0.25rem;
}
.attendance .stat-card.blue .stat-num {
    color: var(--primary);
}
.attendance .stat-card.green .stat-num {
    color: var(--success);
}
.attendance .stat-card.orange .stat-num {
    color: var(--warning);
}
.attendance .stat-card.red .stat-num {
    color: var(--danger);
}
.attendance .stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.attendance .quick-actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.85rem;
    margin-bottom: 1.5rem;
}
.attendance .action-card {
    background: var(--surface);
    border-radius: var(--radius);
    padding: 1.25rem 1rem;
    box-shadow: var(--shadow);
    text-align: center;
    cursor: pointer;
    transition:
        transform 0.15s,
        box-shadow 0.15s;
    border: 2px solid transparent;
}
.attendance .action-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-light);
}
.attendance .action-icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.65rem;
    font-size: 1.4rem;
}
.attendance .action-icon.purple {
    background: #ede9fe;
    color: #7c3aed;
}
.attendance .action-icon.green {
    background: var(--success-bg);
    color: var(--success);
}
.attendance .action-icon.blue {
    background: #dbeafe;
    color: #2563eb;
}
.attendance .action-icon.orange {
    background: var(--warning-bg);
    color: var(--warning);
}
.attendance .action-title {
    font-size: 0.82rem;
    font-weight: 700;
    color: #1e293b;
}

.attendance .risk-alert {
    background: linear-gradient(135deg, #fff1f2, #ffe4e6);
    border: 1.5px solid #fca5a5;
    border-radius: var(--radius);
    padding: 1rem 1.1rem;
    margin-bottom: 1.25rem;
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}
.attendance .risk-icon {
    font-size: 1.2rem;
    margin-top: 0.1rem;
    flex-shrink: 0;
}
.attendance .risk-title {
    font-size: 0.88rem;
    font-weight: 700;
    color: var(--danger);
    margin-bottom: 0.3rem;
}
.attendance .risk-names {
    font-size: 0.8rem;
    color: #7f1d1d;
    line-height: 1.6;
}

/* ── ANALYTICS PAGE ────────────────────────────────────── */
.attendance .analytics-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1.25rem;
    margin-bottom: 1.25rem;
}
.attendance .breadcrumb-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
    font-size: 0.82rem;
    flex-wrap: wrap;
}
.attendance .breadcrumb-link {
    color: var(--primary);
    font-weight: 700;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
    text-decoration: none;
}
.attendance .breadcrumb-link:hover {
    text-decoration: underline;
}
.attendance .breadcrumb-sep {
    color: var(--text-muted);
}
.attendance .breadcrumb-current {
    font-weight: 700;
    color: #1e293b;
}

.attendance .analytics-overview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}
.attendance .ov-card {
    background: var(--surface);
    border-radius: var(--radius-sm);
    padding: 1rem 0.75rem;
    text-align: center;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    border-top: 3px solid var(--border);
}
.attendance .ov-card.blue {
    border-top-color: #2563eb;
}
.attendance .ov-card.green {
    border-top-color: var(--success);
}
.attendance .ov-card.red {
    border-top-color: var(--danger);
}
.attendance .ov-card .stat-icon {
    margin-bottom: 0.35rem;
}
.attendance .ov-card.blue .stat-icon {
    background: #dbeafe;
    color: #2563eb;
}
.attendance .ov-card.green .stat-icon {
    background: #dcfce7;
    color: var(--success);
}
.attendance .ov-card.red .stat-icon {
    background: #fee2e2;
    color: var(--danger);
}
.attendance .ov-num {
    font-size: 1.6rem;
    font-weight: 800;
}
.attendance .ov-lbl {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    margin-top: 2px;
}

.attendance .student-analytics-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    max-height: 500px;
    overflow-y: auto;
}
.attendance .stu-an-card {
    background: #fff;
    border-radius: var(--radius-sm);
    border: 1.5px solid var(--border);
    padding: 1rem 1.1rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}
.attendance .stu-an-avatar {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
    flex-shrink: 0;
    color: #fff;
}
.attendance .stu-an-info {
    flex: 1;
    min-width: 0;
}
.attendance .stu-an-name {
    font-size: 0.92rem;
    font-weight: 700;
    margin-bottom: 0.15rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.attendance .stu-an-stats {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-bottom: 0.45rem;
}
.attendance .att-detail-pills {
    display: flex;
    gap: 0.35rem;
    margin-top: 0.3rem;
    flex-wrap: wrap;
}
.attendance .att-pill {
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.15rem 0.5rem;
    border-radius: 10px;
}
.attendance .pill-p {
    background: var(--success-bg);
    color: var(--success);
}
.attendance .pill-a {
    background: var(--danger-bg);
    color: var(--danger);
}
.attendance .progress-track {
    height: 6px;
    background: #e2e8f0;
    border-radius: 3px;
    overflow: hidden;
}
.attendance .progress-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.6s ease;
}
.attendance .stu-an-pct {
    font-size: 1.1rem;
    font-weight: 800;
    flex-shrink: 0;
    min-width: 52px;
    text-align: right;
}
.attendance .pct-high {
    color: var(--success);
}
.attendance .pct-mid {
    color: var(--warning);
}
.attendance .pct-low {
    color: var(--danger);
}
.attendance .progress-high {
    background: linear-gradient(90deg, #16a34a, #4ade80);
}
.attendance .progress-mid {
    background: linear-gradient(90deg, #d97706, #fbbf24);
}
.attendance .progress-low {
    background: linear-gradient(90deg, #dc2626, #f87171);
}

.attendance .sort-toolbar {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
    align-items: center;
}
.attendance .sort-toolbar .search-wrap {
    flex: 1;
    min-width: 180px;
}
.attendance .btn-sort {
    padding: 0.4rem 0.85rem;
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 700;
    border: 2px solid var(--border);
    cursor: pointer;
    transition: all 0.15s;
    background: #fff;
    color: #475569;
}
.attendance .btn-sort:hover {
    border-color: var(--primary);
    color: var(--primary);
    background: var(--primary-light);
}

/* ── HISTORY PAGE ────────────────────────────────────────── */
.attendance .history-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.attendance .hist-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 1rem 1.25rem;
    border-left: 4px solid var(--primary);
    transition:
        transform 0.15s,
        box-shadow 0.15s;
}
.attendance .hist-card:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
}
.attendance .hist-card.good {
    border-left-color: var(--success);
}
.attendance .hist-card.mid {
    border-left-color: var(--warning);
}
.attendance .hist-card.bad {
    border-left-color: var(--danger);
}
.attendance .hist-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}
.attendance .hist-session {
    font-size: 0.9rem;
    font-weight: 700;
}
.attendance .hist-date {
    font-size: 0.75rem;
    color: var(--text-muted);
}
.attendance .hist-meta {
    font-size: 0.78rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}
.attendance .hist-pills {
    display: flex;
    gap: 0.4rem;
    flex-wrap: wrap;
    align-items: center;
    margin-bottom: 0.6rem;
}
.attendance .hist-pill {
    font-size: 0.72rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
}
.attendance .hist-pill.rate-badge {
    margin-left: auto;
}
.attendance .hist-view-btn {
    font-size: 0.78rem;
    font-weight: 700;
    padding: 0.38rem 0.9rem;
    border-radius: 8px;
    border: 1.5px solid var(--primary-light);
    color: var(--primary);
    background: transparent;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all 0.15s;
}
.attendance .hist-view-btn:hover {
    background: var(--primary-light);
}
/* ── HISTORY FILTER BAR ──────────────────────────────────── */
.attendance .hist-filter-bar {
    background: rgba(248, 249, 255, 0.95);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 0.9rem 1rem;
    margin-bottom: 1.25rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    align-items: flex-end;
}
.attendance .hist-filter-bar .filter-field {
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
    flex: 1;
    min-width: 140px;
}
.attendance .hist-filter-bar label {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.45px;
    display: flex;
    align-items: center;
    gap: 4px;
}
.attendance .hist-filter-bar input,
.attendance .hist-filter-bar select {
    border: 1.5px solid var(--border);
    border-radius: 8px;
    padding: 0.44rem 0.7rem;
    font-size: 0.85rem;
    background: var(--surface);
    outline: none;
    transition: border-color 0.15s;
}
.attendance .hist-filter-bar input:focus,
.attendance .hist-filter-bar select:focus {
    border-color: var(--primary);
}
.attendance .hist-filter-actions {
    display: flex;
    gap: 0.5rem;
    align-items: flex-end;
    flex-shrink: 0;
}
.attendance .btn-apply {
    font-size: 0.82rem;
    font-weight: 700;
    padding: 0.46rem 1.1rem;
    border-radius: 8px;
    border: none;
    background: var(--primary);
    color: #fff;
    cursor: pointer;
    transition: opacity 0.15s;
    display: inline-flex;
    align-items: center;
    gap: 5px;
}
.attendance .btn-apply:hover {
    opacity: 0.88;
}
.attendance .btn-clear {
    font-size: 0.82rem;
    font-weight: 700;
    padding: 0.46rem 0.75rem;
    border-radius: 8px;
    border: 1.5px solid var(--border);
    background: var(--surface);
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.15s;
}
.attendance .btn-clear:hover {
    border-color: var(--danger);
    color: var(--danger);
}

/* Calendar Header Styles for Attendance Calendar */
.attendance .calendar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
}

.attendance .calendar-nav {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.attendance .calendar-nav-btn {
    background: rgba(58, 16, 229, 0.08);
    border: 1px solid rgba(58, 16, 229, 0.18);
    color: rgba(58, 16, 229, 0.85);
    border-radius: 8px;
    padding: 4px 12px;
    font-weight: 700;
    cursor: pointer;
    transition:
        background 0.2s,
        color 0.2s;
}

.attendance .calendar-nav-btn:hover {
    background: rgba(58, 16, 229, 0.18);
    color: #3a10e5;
}

.attendance .calendar-month-label {
    font-weight: 700;
    font-size: 0.95rem;
    min-width: 130px;
    text-align: center;
}

/* ── SECTION TITLES ──────────────────────────────────────────── */
.attendance .section-title {
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.65px;
    color: var(--text-muted);
    margin: 1.2rem 0 0.7rem;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}
.attendance .section-title:first-child {
    margin-top: 0;
}
.attendance .section-title i {
    font-size: 0.72rem;
    color: var(--primary);
}

/* ── STAT CARD ICON SLOT ─────────────────────────────────────── */
.attendance .stat-icon {
    width: 46px;
    height: 46px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    margin: 0 auto 0.5rem;
}
.attendance .stat-card.blue .stat-icon {
    background: #dbeafe;
    color: #2563eb;
}
.attendance .stat-card.green .stat-icon {
    background: #dcfce7;
    color: var(--success);
}
.attendance .stat-card.orange .stat-icon {
    background: #fef3c7;
    color: var(--warning);
}
.attendance .stat-card.red .stat-icon {
    background: #fee2e2;
    color: var(--danger);
}

/* ── RECENT / AT-RISK CARD ───────────────────────────────────── */
.attendance .recent-card {
    background: var(--surface);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    margin-bottom: 1.25rem;
    border: 1px solid var(--border);
}
.attendance .recent-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.85rem 1.15rem;
    border-bottom: 1px solid var(--border);
}
.attendance .recent-title {
    font-size: 0.93rem;
    font-weight: 700;
}
.attendance .see-all {
    font-size: 0.76rem;
    color: var(--primary);
    font-weight: 600;
    cursor: pointer;
    background: none;
    border: none;
    padding: 0;
}
.attendance .see-all:hover {
    text-decoration: underline;
}
.attendance .att-row {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    padding: 0.78rem 1.15rem;
    border-bottom: 1px solid var(--border);
    transition: background 0.15s;
}
.attendance .att-row:last-child {
    border-bottom: none;
}
.attendance .att-row:hover {
    background: #f8fafc;
}
.attendance .att-icon {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.85rem;
    flex-shrink: 0;
}
.attendance .att-icon.red {
    background: #fee2e2;
    color: var(--danger);
}
.attendance .att-icon.green {
    background: #dcfce7;
    color: var(--success);
}
.attendance .att-icon.orange {
    background: #fef3c7;
    color: var(--warning);
}
.attendance .att-icon.blue {
    background: #dbeafe;
    color: #2563eb;
}
.attendance .att-info {
    flex: 1;
    min-width: 0;
}
.attendance .att-name {
    font-size: 0.87rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.attendance .att-sub {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 2px;
}
.attendance .att-badge {
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    white-space: nowrap;
    flex-shrink: 0;
}
.attendance .badge-risk {
    background: #fee2e2;
    color: var(--danger);
}
.attendance .badge-done {
    background: #dcfce7;
    color: var(--success);
}
.attendance .badge-pending {
    background: #fef3c7;
    color: var(--warning);
}

/* ── ABSENCE NOTE MODAL ────────────────────────────────────── */
.attendance .att-note-modal-box {
    max-width: 420px;
    text-align: left;
}

.attendance .att-note-field {
    margin-bottom: 1.25rem;
}

.attendance .att-note-label {
    display: block;
    font-size: 0.82rem;
    font-weight: 700;
    color: #374151;
    margin-bottom: 0.5rem;
    text-transform: none;
    letter-spacing: 0;
}

.attendance .att-note-input {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    outline: none;
    transition: border-color 0.15s;
    background: #f8fafc;
    box-sizing: border-box;
}

.attendance .att-note-input:focus {
    border-color: var(--primary);
    background: #fff;
}

.attendance .att-note-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 0.25rem;
}

.attendance .att-note-actions .btn-secondary {
    flex: 1;
}

.attendance .att-note-confirm-btn {
    flex: 2;
    margin-top: 0 !important;
    width: auto !important;
}

/* ── ABSENCE NOTE INDICATORS ON STUDENT CARDS ──────────────── */
.attendance .att-absence-note {
    font-size: 0.72rem;
    color: #b91c1c;
    margin-top: 0.25rem;
    font-style: italic;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.attendance .att-absence-note:hover {
    text-decoration: underline;
}

.attendance .att-add-note {
    font-size: 0.72rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.3rem;
    opacity: 0.7;
}

.attendance .att-add-note:hover {
    color: var(--primary);
    opacity: 1;
}

/* ── HISTORY DETAIL – ABSENCE REASON ──────────────────────── */
.attendance .hist-absence-note {
    font-size: 0.78rem;
    color: #b91c1c;
    font-style: italic;
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
}

/* ── HISTORY – REPLACED INLINE STYLES ──────────────────────── */
.attendance .att-empty-icon {
    font-size: 3rem;
    opacity: 0.25;
}

.attendance .hist-class-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 0.75rem;
    font-weight: 700;
    background: rgba(58, 16, 229, 0.08);
    color: rgba(58, 16, 229, 0.85);
    padding: 2px 10px;
    border-radius: 999px;
    border: 1px solid rgba(58, 16, 229, 0.18);
}

.attendance .hist-class-badge-icon {
    font-size: 0.7rem;
}

.attendance .hist-top-left {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.attendance .rate-badge-good {
    background: #dcfce7;
    color: #16a34a;
}

.attendance .rate-badge-mid {
    background: #fef3c7;
    color: #d97706;
}

.attendance .rate-badge-bad {
    background: #fee2e2;
    color: #dc2626;
}

.attendance .hist-details-modal-box {
    max-width: 1000px;
}

.attendance .hist-details-scroll {
    max-height: 320px;
    overflow-y: auto;
}

.attendance .att-status-present {
    color: #16a34a;
    font-weight: 700;
}

.attendance .att-status-absent {
    color: #dc2626;
    font-weight: 700;
}

.attendance .att-status-unmarked {
    color: #707070;
}

.attendance .att-detail-dash {
    color: var(--text-muted);
    font-size: 0.78rem;
}

/* ── TAKE ATTENDANCE – REPLACED INLINE STYLES ───────────────── */
.attendance .att-main-panel {
    height: fit-content;
}

.attendance .att-toast-alert {
    border-radius: 10px;
    font-size: 0.85rem;
}

.attendance .att-modal-btn {
    margin-top: 0 !important;
}

.attendance .modal-icon-info {
    background: rgba(59, 130, 246, 0.12);
    color: #2563eb;
}

.attendance .modal-icon-danger {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.attendance .att-optional-label {
    font-weight: 400;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.attendance .att-date-row {
    max-width: 300px;
}

.attendance .att-field-hint {
    font-size: 0.72rem;
    color: var(--text-muted);
    font-weight: 500;
    text-transform: none;
    letter-spacing: 0;
}

.attendance .att-period-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.attendance .att-empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
    color: var(--text-muted);
}

.attendance .att-empty-icon-lg {
    font-size: 3rem;
    margin-bottom: 1rem;
    opacity: 0.3;
}

.attendance .att-empty-text {
    font-size: 0.9rem;
}

.attendance .sum-chip-unmarked {
    margin-left: auto;
    color: var(--text-muted);
    font-size: 0.78rem;
}

/* ── STUDENT ATTENDANCE CALENDAR (sa-) ──────────────────────── */

/* 7-column calendar grid */
.sa-cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
}

/* Day-name header cells (Sun, Mon…) */
.sa-cal-day-hdr {
    text-align: center;
    font-size: 0.9rem;
    font-weight: 700;
    color: #64748b;
    padding: 6px 0;
}

/* Base day cell */
.sa-cal-cell {
    min-height: 44px;
    border-radius: 6px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    cursor: default;
    border: 1px solid #e2e8f0;
    background: #fff;
    transition: transform 0.15s;
}

.sa-cal-cell:not(.sa-cal-cell--empty):hover {
    transform: scale(1.08);
    z-index: 1;
    position: relative;
}

.sa-cal-cell--present {
    background: #dcfce7;
    border-color: #86efac;
}
.sa-cal-cell--absent {
    background: #fee2e2;
    border-color: #fca5a5;
}
.sa-cal-cell--holiday {
    background: #f1f5f9;
    border-color: #cbd5e1;
}
.sa-cal-cell--empty {
    background: transparent;
    border-color: transparent;
}

/* Day number & status mark inside each cell */
.sa-cal-day-num {
    font-size: 0.85rem;
    color: #64748b;
    line-height: 1;
}

.sa-cal-day-mark {
    font-size: 1rem;
    line-height: 1.2;
}

.sa-cal-cell--present .sa-cal-day-mark {
    color: #16a34a;
}
.sa-cal-cell--absent .sa-cal-day-mark {
    color: #dc2626;
}
.sa-cal-cell--holiday .sa-cal-day-mark {
    color: #64748b;
}

/* Month navigation inside sf-section-title */
.sa-cal-nav {
    display: flex;
    align-items: center;
    gap: 10px;
}

.sa-cal-nav-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 1.5px solid #d0d7e6;
    background: #fff;
    color: #5a6275;
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.18s;
    padding: 0;
    line-height: 1;
}

.sa-cal-nav-btn:hover {
    background: #eef3ff;
    border-color: #4f7ef8;
    color: #4f7ef8;
}

.sa-cal-month-label {
    font-size: 0.95rem;
    font-weight: 700;
    color: #2c3254;
    min-width: 140px;
    text-align: center;
}

/* Legend */
.sa-legend {
    display: flex;
    gap: 1.25rem;
    flex-wrap: wrap;
    justify-content: center;
    font-size: 0.95rem;
    font-weight: 600;
    color: #5a6275;
}

.sa-legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.sa-legend-dot {
    width: 14px;
    height: 14px;
    border-radius: 4px;
    border: 2px solid transparent;
    flex-shrink: 0;
}

.sa-legend-dot--present {
    background: #dcfce7;
    border-color: #86efac;
}
.sa-legend-dot--absent {
    background: #fee2e2;
    border-color: #fca5a5;
}
.sa-legend-dot--holiday {
    background: #f1f5f9;
    border-color: #cbd5e1;
}
.sa-legend-dot--nodata {
    background: #fff;
    border-color: #e2e8f0;
}

/* Attendance % badges in monthly summary table */
.sa-badge-good {
    background: #d1fae5;
    color: #065f46;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    border: 1px solid #6ee7b7;
}

.sa-badge-mid {
    background: #fff8e5;
    color: #9a6e00;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    border: 1px solid #fde68a;
}

.sa-badge-bad {
    background: #fee2e2;
    color: #991b1b;
    font-size: 0.75rem;
    font-weight: 700;
    padding: 3px 10px;
    border-radius: 20px;
    border: 1px solid #fca5a5;
}

/* Absence note tooltip on absent calendar cells */
.sa-cal-note-wrap {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 2px;
}
.sa-cal-note-icon {
    font-size: 0.58rem;
    color: #dc2626;
    cursor: pointer;
    line-height: 1;
    list-style: none;
    border: none;
    background: transparent;
    padding: 0;
    outline: none;
}
.sa-cal-note-icon::-webkit-details-marker {
    display: none;
}
.sa-cal-tooltip {
    display: none;
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: #1e293b;
    color: #f8fafc;
    font-size: 0.72rem;
    font-weight: 500;
    padding: 5px 9px;
    border-radius: 6px;
    white-space: normal;
    max-width: 180px;
    text-align: center;
    z-index: 20;
    pointer-events: none;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.sa-cal-tooltip::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 5px solid transparent;
    border-top-color: #1e293b;
}
.sa-cal-note-wrap[open] .sa-cal-tooltip {
    display: block;
}

/* Clickable absent cell */
.sa-cal-cell--clickable {
    cursor: pointer;
}
.sa-cal-cell--selected {
    outline: 2px solid #dc2626;
    outline-offset: 1px;
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.18);
}

/* Absent detail panel below calendar */
.sa-detail-panel {
    border: 1.5px solid #fca5a5;
    border-radius: 8px;
    overflow: hidden;
}
.sa-detail-header {
    background: #fee2e2;
    color: #b91c1c;
    font-weight: 600;
    font-size: 0.92rem;
    padding: 8px 14px;
    border-bottom: 1px solid #fca5a5;
}

/* ─── Topic List Cards (Add New Chapter page) ─── */
.topic-icon-wrap {
    width: 40px;
    height: 40px;
    background: #eff6ff;
    border-radius: 10px;
    flex-shrink: 0;
}
.topic-icon-wrap i {
    font-size: 18px;
}
.topic-list-heading {
    font-size: 1.25rem;
    color: #1f2937;
}
.topic-list-subtitle {
    font-size: 0.8rem;
    color: #6b7280;
}

.topic-card {
    background: #ffffff;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
    transition: all 0.2s ease;
}
.topic-card:hover {
    border-color: #d1d5db;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    transform: translateY(-1px);
}

.topic-badge {
    width: 36px;
    height: 36px;
    background: #eff6ff;
    color: #3b82f6;
    font-size: 0.875rem;
    flex-shrink: 0;
}
.topic-card-title {
    color: #1f2937;
    font-size: 0.95rem;
    line-height: 1.4;
}
.topic-card-desc {
    color: #6b7280;
    font-size: 0.82rem;
}
.topic-card-desc-empty {
    color: #9ca3af;
    font-size: 0.75rem;
    font-style: italic;
}

/* Action buttons */
.topic-action-btn {
    background: transparent;
    color: #9ca3af;
    width: 34px;
    height: 34px;
    transition: all 0.15s ease;
    cursor: pointer;
}
.topic-action-btn:hover {
    background: #eff6ff;
    color: #3b82f6;
}
.topic-action-btn--delete:hover {
    background: #fef2f2;
    color: #ef4444;
}

/* Actions only visible on card hover */
.topic-card .topic-actions {
    opacity: 0;
    transition: opacity 0.2s ease;
}
.topic-card:hover .topic-actions {
    opacity: 1;
}

/* Empty state */
.topic-empty-state {
    border: 2px dashed #e5e7eb;
    border-radius: 12px;
    background: #fafafa;
}
.topic-empty-icon {
    width: 56px;
    height: 56px;
    background: #f3f4f6;
}
.topic-empty-icon i {
    font-size: 1.5rem;
    color: #9ca3af;
}
.topic-empty-title {
    color: #6b7280;
    font-size: 0.95rem;
}
.topic-empty-text {
    color: #9ca3af;
    font-size: 0.85rem;
}