/* Modern SMS Design System */
:root {
    --primary: #4f46e5;
    --primary-light: #6366f1;
    --primary-dark: #3730a3;
    --success: #10b981;
    --success-light: #34d399;
    --warning: #f59e0b;
    --warning-light: #fbbf24;
    --danger: #ef4444;
    --danger-light: #f87171;
    --info: #06b6d4;
    --info-light: #22d3ee;
    --light: #f8fafc;
    --light-gray: #f1f5f9;
    --dark: #1e293b;
    --dark-gray: #475569;
    --border: #e2e8f0;
    --border-light: #f1f5f9;
    --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    --gradient-success: linear-gradient(135deg, var(--success) 0%, var(--success-light) 100%);
    --gradient-bg: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --card-shadow-hover: 0 12px 18px -8px rgba(0, 0, 0, 0.12), 0 6px 10px -8px rgba(0, 0, 0, 0.08);
    --card-shadow-elevated: 0 20px 45px rgba(15, 23, 42, 0.08);
    --card-shadow-stat: 0 12px 28px rgba(15, 23, 42, 0.07);
    --card-shadow-panel: 0 16px 34px rgba(15, 23, 42, 0.08);
    --card-shadow-filter: 0 14px 28px rgba(15, 23, 42, 0.06);
    --card-shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.08);
    --card-shadow-glass-hover: 0 12px 40px rgba(0, 0, 0, 0.12);
    --transition-default: all 0.3s ease;
    --transition-fast: all 0.2s ease;
    --btn-min-height: 44px;
    --input-min-height: 44px;
    --card-padding-x: 2rem;
    --card-padding-y: 2rem;
}

/* Base */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background:
        radial-gradient(ellipse at 50% 0%, rgba(79, 70, 229, 0.03) 0%, transparent 50%),
        var(--light);
    color: var(--dark);
    color-scheme: light;
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Keep footer anchored to page bottom on short-content screens */
body > .container.mt-4 {
    flex: 1 0 auto;
}

.sms-footer {
    margin-top: auto !important;
}

/* Cards */
.card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    transition: var(--transition-default);
    background: var(--light);
    overflow: hidden;
}

.card:hover {
    box-shadow: var(--card-shadow-hover);
    transform: translateY(-1px);
}

.card-header {
    background: linear-gradient(135deg, var(--light-gray) 0%, var(--border) 100%);
    border-bottom: 1px solid var(--border);
    padding: var(--space-5) var(--card-padding-x);
    position: relative;
}

.card-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary) 0%, var(--primary-light) 60%, transparent 100%);
}

.card-body {
    padding: var(--card-padding-y) var(--card-padding-x);
}

.card-title {
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
}

.card-subtitle {
    color: var(--dark-gray);
    font-weight: 500;
}

.card.border-left-primary {
    border-left: 4px solid var(--primary);
}

.card.border-left-success {
    border-left: 4px solid var(--success);
}

.card.border-left-warning {
    border-left: 4px solid var(--warning);
}

.card.border-left-info {
    border-left: 4px solid var(--info);
}

/* Buttons */
.btn {
    border-radius: var(--radius-md);
    font-weight: 600;
    padding: var(--space-3) var(--space-6);
    transition: var(--transition-default);
    border: none;
    font-size: 0.9rem;
    letter-spacing: 0.3px;
    position: relative;
    overflow: hidden;
    white-space: nowrap;
    min-height: var(--btn-min-height);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-group > .btn {
    white-space: nowrap;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: white;
    box-shadow: 0 4px 14px 0 rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px 0 rgba(79, 70, 229, 0.4);
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    box-shadow: 0 4px 14px 0 rgba(16, 185, 129, 0.3);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%);
    box-shadow: 0 4px 14px 0 rgba(245, 158, 11, 0.3);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%);
    box-shadow: 0 4px 14px 0 rgba(239, 68, 68, 0.3);
}

.btn-info {
    background: linear-gradient(135deg, var(--info) 0%, #0891b2 100%);
    box-shadow: 0 4px 14px 0 rgba(6, 182, 212, 0.3);
}

.btn-secondary {
    background: var(--light-gray);
    color: var(--dark);
    border: 1px solid var(--border);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.04);
}
.btn-secondary:hover {
    background: var(--border);
    color: var(--dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.btn-outline-primary {
    border: 2px solid var(--primary);
    color: var(--primary);
    background: transparent;
}

.btn-outline-primary:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
}

.btn-outline-secondary {
    border: 2px solid var(--border);
    color: var(--dark-gray);
    background: transparent;
}
.btn-outline-secondary:hover {
    background: var(--light);
    border-color: var(--dark-gray);
    color: var(--dark);
    transform: translateY(-1px);
}

.btn-light {
    background: var(--light);
    color: var(--dark-gray);
    border: 1px solid var(--border);
    box-shadow: 0 2px 6px color-mix(in srgb, var(--dark) 3%, transparent);
}
.btn-light:hover {
    background: var(--light);
    color: var(--dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
}

.btn-sm {
    padding: var(--space-2) var(--space-4);
    font-size: 0.8rem;
    min-height: calc(var(--btn-min-height) - 8px);
}

.btn-lg {
    padding: var(--space-4) calc(var(--card-padding-x));
    font-size: 1.1rem;
    min-height: calc(var(--btn-min-height) + 8px);
}

/* Avatar */
.avatar-sm {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1rem;
    font-weight: 600;
}

.avatar-lg {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-light));
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 600;
}

/* Timeline */
.timeline {
    position: relative;
    padding: 1rem 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.timeline-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 3rem;
}

.timeline-marker {
    position: absolute;
    left: 6px;
    top: 0.5rem;
    width: 20px;
    height: 20px;
    background: var(--light);
    border: 2px solid var(--border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    z-index: 1;
}

.timeline-item.active .timeline-marker {
    border-color: var(--primary);
    background: var(--primary);
    color: white;
}

.timeline-content {
    background: var(--light);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 1rem;
}

/* Tables */
.table {
    border-collapse: separate;
    border-spacing: 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--light);
}

.table th {
    background: var(--light-gray);
    border: none;
    border-bottom: 2px solid var(--border);
    font-weight: 700;
    padding: var(--space-5) var(--space-4);
    color: var(--dark);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    position: sticky;
    top: 0;
    z-index: 10;
}

.table td {
    padding: var(--space-5) var(--space-4);
    border: none;
    border-bottom: 1px solid rgba(226, 232, 240, 0.5);
    vertical-align: middle;
}

.table tbody tr {
    transition: var(--transition-fast);
}

.table-hover tbody tr:hover {
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.03) 0%, rgba(99, 102, 241, 0.03) 100%);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.1);
}

.table-striped tbody tr:nth-of-type(odd) {
    background: rgba(248, 250, 252, 0.5);
}

.table-responsive {
    border-radius: 12px;
    box-shadow: var(--shadow);
}

/* Sortable table header interactivity */
.sortable-table th.sortable {
    cursor: pointer;
    user-select: none;
}
.sortable-table th.sortable:hover {
    background: color-mix(in srgb, var(--primary) 5%, var(--light-gray));
}
.sortable-table th.sort-asc,
.sortable-table th.sort-desc {
    background: color-mix(in srgb, var(--primary) 8%, var(--light-gray));
}

/* Pagination */
.pagination {
    gap: 0.25rem;
}
.pagination .page-link {
    border: none;
    border-radius: 10px;
    padding: 0.6rem 1rem;
    font-weight: 600;
    color: var(--dark);
    background: transparent;
    transition: var(--transition-fast);
}
.pagination .page-link:hover {
    background: var(--light-gray);
    color: var(--primary);
}
.pagination .page-item.active .page-link {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.25);
}
.pagination .page-item.disabled .page-link {
    opacity: 0.5;
    pointer-events: none;
}

/* Page Transition Animation */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.app-shell > .container.mt-4 > .container-fluid,
.app-shell > .container.mt-4 > div[class*="container-fluid"] {
    animation: fadeInUp 0.4s ease-out both;
}

/* Stat card entrance stagger */
.stat-card {
    animation: fadeInUp 0.4s ease-out both;
}

.stat-card:nth-child(1) { animation-delay: 0.05s; }
.stat-card:nth-child(2) { animation-delay: 0.1s; }
.stat-card:nth-child(3) { animation-delay: 0.15s; }
.stat-card:nth-child(4) { animation-delay: 0.2s; }

/* Shared page-intro / dashboard primitives */
.dashboard-hero,
.admin-context-hero {
    position: relative;
    overflow: hidden;
    border: 1px solid var(--border);
    border-radius: 24px;
    background:
        radial-gradient(circle at top right, rgba(59, 130, 246, 0.10), transparent 28%),
        linear-gradient(180deg, var(--light), var(--light-gray));
    box-shadow: var(--card-shadow-elevated);
}

.admin-context-hero__content {
    padding: clamp(1.35rem, 2.4vw, 2rem) clamp(1.5rem, 2.8vw, 2.25rem) clamp(1.35rem, 2.2vw, 1.9rem);
}

.dashboard-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.42rem 0.85rem;
    margin-bottom: 1rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--primary-dark);
    background: color-mix(in srgb, var(--primary) 10%, transparent);
}

.admin-context-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    margin-bottom: 0.85rem;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--primary-dark);
    background: color-mix(in srgb, var(--primary) 10%, transparent);
    border: 1px solid color-mix(in srgb, var(--primary) 15%, transparent);
}

.dashboard-meta,
.admin-context-chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.dashboard-meta {
    margin-top: 1.15rem;
}

.dashboard-meta-chip,
.admin-context-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.78rem 1rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--light);
    color: var(--dark);
}

.dashboard-meta-chip {
    font-size: 0.92rem;
    font-weight: 600;
}

.admin-context-title {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--dark);
}

.admin-context-subtitle {
    margin: 0.75rem 0 0;
    max-width: 56rem;
    font-size: 1rem;
    line-height: 1.65;
    color: var(--dark-gray);
}

.admin-context-breadcrumb {
    margin: 0 0 1rem;
}

.admin-context-breadcrumb .breadcrumb {
    margin: 0;
    gap: 0.5rem;
    align-items: center;
}

.admin-context-breadcrumb .breadcrumb-item,
.admin-context-breadcrumb .breadcrumb-item.active {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-gray);
}

.admin-context-breadcrumb .breadcrumb-item + .breadcrumb-item::before {
    content: "•";
    color: var(--border);
    padding-right: 0.5rem;
}

.admin-context-breadcrumb .breadcrumb-item a {
    color: var(--dark);
    text-decoration: none;
}

.admin-context-breadcrumb .breadcrumb-item a:hover {
    color: var(--primary);
}

.admin-context-chip-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--dark-gray);
}

.admin-context-chip-value {
    font-size: 0.98rem;
    font-weight: 700;
    color: var(--dark);
}

.admin-context-meta-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 0.9rem 1rem;
    margin-top: 1rem;
}

.admin-context-actions {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.admin-context-actions .btn {
    min-width: 104px;
}

.resource-panel,
.dashboard-panel-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow-panel);
}

.resource-status {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .3rem .7rem;
    border-radius: 999px;
    font-size: .78rem;
    font-weight: 700;
}

.resource-status-mirrored {
    background: rgba(22, 163, 74, 0.12);
    color: #15803d;
}

.resource-status-pending {
    background: rgba(245, 158, 11, 0.14);
    color: #b45309;
}



.resource-note-box {
    display: flex;
    align-items: flex-start;
    gap: .85rem;
    padding: 1rem 1.1rem;
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.12), rgba(251, 191, 36, 0.18));
    border: 1px solid rgba(245, 158, 11, 0.22);
    color: #78350f;
}

.resource-note-box i {
    margin-top: .15rem;
    color: #d97706;
}

.action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.35rem;
    padding: var(--space-5) 1.2rem;
    min-height: 120px;
    background: var(--light);
    border-radius: var(--radius-md);
    border: 1px solid var(--border);
    text-decoration: none;
    color: var(--dark);
    transition: var(--transition-fast);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
}

.action-card:hover {
    background: color-mix(in srgb, var(--primary) 8%, var(--light));
    color: var(--dark);
    transform: translateY(-1px);
    box-shadow: 0 8px 20px color-mix(in srgb, var(--primary) 12%, transparent);
}

.action-card i {
    font-size: 1.35rem;
    color: var(--primary);
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.action-card:hover i {
    transform: scale(1.15);
}

.focus-mini-card {
    background: linear-gradient(135deg, var(--light) 0%, var(--light-gray) 100%);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: var(--space-3) 0.85rem;
    min-height: 70px;
    box-shadow: 0 2px 8px color-mix(in srgb, var(--dark) 4%, transparent);
}

.stat-card {
    position: relative;
    padding: 1.6rem;
    border: 1px solid var(--border);
    border-radius: 18px;
    background: var(--light);
    box-shadow: var(--card-shadow-stat);
    transition: all 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    opacity: 0.6;
    transition: opacity 0.25s ease;
}

.stat-card:hover {
    transform: translateY(-3px);
    border-color: var(--primary-light);
    box-shadow: var(--card-shadow-panel);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card-link {
    display: block;
    color: inherit;
    text-decoration: none;
}

.stat-card-link:hover,
.stat-card-link:focus {
    color: inherit;
    text-decoration: none;
}

.stat-icon {
    width: 52px;
    height: 52px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: color-mix(in srgb, var(--primary) 8%, transparent);
    font-size: 1.35rem;
    color: var(--primary);
    margin-bottom: 1.1rem;
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    z-index: 1;
}

.stat-card:hover .stat-icon {
    transform: scale(1.08);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 0.25rem;
    color: var(--dark);
    line-height: 1.05;
    position: relative;
    z-index: 1;
}

.stat-label {
    font-size: 0.82rem;
    color: var(--dark-gray);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    position: relative;
    z-index: 1;
}
.stat-label.text-success { color: var(--success) !important; }
.stat-label.text-danger { color: var(--danger) !important; }
.stat-label.text-warning { color: var(--warning) !important; }
.stat-label.text-primary { color: var(--primary) !important; }
.stat-label.text-info { color: var(--info) !important; }

.stat-card-primary::before {
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
}
.stat-card-success::before {
    background: linear-gradient(90deg, var(--success), #34d399);
}
.stat-card-warning::before {
    background: linear-gradient(90deg, var(--warning), #fbbf24);
}
.stat-card-info::before {
    background: linear-gradient(90deg, var(--info), #22d3ee);
}

/* Modern stat card with inline (side-by-side) layout for legacy migration */
.stat-card-inline {
    border: 1px solid rgba(226, 232, 240, 0.9);
    border-radius: 18px;
    background: linear-gradient(135deg, rgba(255,255,255,0.98) 0%, #f8fbff 100%);
    box-shadow: var(--card-shadow-stat);
    padding: 1.15rem 1.25rem;
    border-left: 4px solid var(--primary);
    transition: var(--transition-fast);
}
.stat-card-inline:hover {
    transform: translateY(-1px);
    box-shadow: var(--card-shadow-panel);
}
.stat-card-inline.border-left-primary { border-left-color: var(--primary); }
.stat-card-inline.border-left-success { border-left-color: var(--success); }
.stat-card-inline.border-left-warning { border-left-color: var(--warning); }
.stat-card-inline.border-left-info { border-left-color: var(--info); }
.stat-card-inline.border-left-danger { border-left-color: var(--danger); }
.stat-card-inline .text-xs { font-size: 0.72rem; }
.stat-card-inline .h5 { font-weight: 700; color: var(--dark); }
.stat-card-inline .progress {
    height: 6px;
    background: var(--light-gray);
    border-radius: 999px;
}
.stat-card-inline .progress-bar {
    border-radius: 999px;
}
.stat-card-inline .col-auto i {
    font-size: 1.6rem;
    color: var(--dark-gray);
    opacity: 0.5;
}

.hero-filter-card {
    border: 1px solid var(--border);
    border-radius: 20px;
    background: var(--light);
    box-shadow: var(--card-shadow-filter);
}

.section-kicker {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.25rem 0.7rem;
    border-radius: 999px;
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--dark-gray);
    background: var(--light-gray);
}

/* Teacher module table consistency */
.teacher-table-wrap {
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--light);
    box-shadow: none;
}

.teacher-data-table {
    box-shadow: none;
    border-radius: 0;
    margin-bottom: 0;
    background: var(--light);
}

.insights-table-wrap {
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    overflow-x: auto;
    overflow-y: hidden;
}
.insights-table {
    margin-bottom: 0;
}
.insights-table thead th {
    background: var(--light);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-weight: 700;
    color: var(--dark-gray);
    padding: 0.6rem 0.65rem;
    border-bottom: 1px solid var(--border);
}
.insights-table tbody td {
    padding: 0.55rem 0.65rem;
    font-size: 0.9rem;
    border-bottom: 1px solid var(--border-light);
}
.insights-table tbody tr:last-child td {
    border-bottom: 0;
}

.teacher-data-table thead th {
    background: var(--light);
    border-bottom: 1px solid var(--border);
    font-size: 0.8rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--dark);
    padding: 0.88rem 0.85rem;
}

.teacher-data-table tbody td {
    padding: 0.88rem 0.85rem;
    font-size: 0.95rem;
    color: var(--dark);
    border-bottom: 1px solid var(--border-light);
}

.teacher-data-table tbody tr:last-child td {
    border-bottom: 0;
}

/* Shared operational UI patterns */
.sms-sticky-actions {
    position: sticky;
    bottom: 0;
    z-index: 20;
    background: var(--light);
    border-top: 1px solid var(--border);
    padding: var(--space-3) var(--space-4);
}

.sms-inline-feedback {
    font-size: 0.8rem;
    color: var(--dark-gray);
    margin-top: var(--space-1);
}

.sms-segmented {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.sms-segmented .btn {
    border: 0;
    border-right: 1px solid var(--border);
    border-radius: 0 !important;
    background: #e9edf5;
    color: #1f2a44;
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: 0.01em;
    text-align: center;
    padding: 0.52rem 0.32rem;
    min-height: 2.35rem;
}

.sms-segmented .btn:last-of-type {
    border-right: 0;
}

.sms-segmented .btn-check:checked + .btn {
    background: var(--primary);
    color: #fff;
}

/* Navigation */
.navbar {
    background: rgba(255, 255, 255, 0.95) !important;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-weight: 800;
    color: var(--primary) !important;
    font-size: 1.5rem;
    text-decoration: none;
    max-width: calc(100vw - 130px);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.nav-link {
    font-weight: 600;
    color: var(--dark) !important;
    transition: var(--transition-default);
    padding: var(--space-3) var(--space-4) !important;
    border-radius: var(--radius-sm);
    margin: 0 0.25rem;
}

.nav-link:hover {
    color: var(--primary) !important;
    background: rgba(79, 70, 229, 0.1);
    transform: translateY(-1px);
}

.dropdown-menu {
    border: none;
    border-radius: 12px;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    padding: 0.5rem;
    max-width: min(92vw, 360px);
    z-index: 1300;
}

.dropdown-item {
    border-radius: var(--radius-sm);
    padding: var(--space-3) var(--space-4);
    font-weight: 500;
    transition: var(--transition-fast);
}

.dropdown-item:hover {
    background: rgba(79, 70, 229, 0.1);
    color: var(--primary);
    transform: translateX(4px);
}

/* Nested Dropdown Support */
.dropdown-submenu {
    position: relative;
}

.dropdown-submenu .dropdown-menu {
    top: 0;
    left: 100%;
    margin-top: -1px;
    border-radius: 12px;
}

.dropdown-submenu:hover .dropdown-menu {
    display: block;
}

/* Keep project-evaluation controls from clipping or sitting above nav dropdowns */
body.page-project-evaluation .navbar,
body.page-project-evaluation-migration .navbar {
    position: sticky;
    top: 0;
    z-index: 5000 !important;
    isolation: isolate;
}

body.page-project-evaluation .navbar .dropdown,
body.page-project-evaluation .navbar .dropend,
body.page-project-evaluation-migration .navbar .dropdown,
body.page-project-evaluation-migration .navbar .dropend {
    position: relative;
}

body.page-project-evaluation .card,
body.page-project-evaluation-migration .card {
    overflow: visible;
}

body.page-project-evaluation .table-responsive,
body.page-project-evaluation-migration .table-responsive {
    overflow-x: auto;
    overflow-y: visible;
}

body.page-project-evaluation .table td,
body.page-project-evaluation .table th,
body.page-project-evaluation-migration .table td,
body.page-project-evaluation-migration .table th {
    position: relative;
}

body.page-project-evaluation .navbar .dropdown-menu,
body.page-project-evaluation-migration .navbar .dropdown-menu {
    position: absolute;
    z-index: 5100 !important;
}

/* Forms */
.form-control, .form-select {
    border: 2px solid var(--border);
    border-radius: var(--radius-md);
    padding: 0.875rem var(--space-4);
    transition: var(--transition-default);
    background: var(--light);
    font-size: 0.95rem;
    min-height: var(--input-min-height);
}

.form-control:hover, .form-select:hover {
    border-color: rgba(79, 70, 229, 0.3);
}

.form-label {
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--dark);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.form-floating {
    position: relative;
}

.form-floating > .form-control {
    padding: 1rem 0.75rem 0.5rem;
}

.form-floating > label {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    padding: 1rem 0.75rem;
    pointer-events: none;
    border: 1px solid transparent;
    transform-origin: 0 0;
    transition: opacity 0.1s ease-in-out, transform 0.1s ease-in-out;
}

.input-group {
    border-radius: 12px;
    overflow: hidden;
}

.input-group-text {
    background: var(--light);
    border: 2px solid var(--border);
    color: var(--primary);
    font-weight: 500;
}

/* Badges */
.badge {
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.75rem;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.badge.bg-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%) !important;
}

.badge.bg-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%) !important;
}

.badge.bg-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%) !important;
}

.badge.bg-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%) !important;
}

.badge.bg-info {
    background: linear-gradient(135deg, var(--info) 0%, #0891b2 100%) !important;
}

.badge.bg-secondary {
    background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%) !important;
}

/* Rubric final score badge */
.badge.rubric-final {
    color: #1f2a44 !important;
}

/* Bootstrap 4 badge compatibility (legacy markup across pages) */
.badge.badge-primary { background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%) !important; color: #fff !important; }
.badge.badge-success { background: linear-gradient(135deg, var(--success) 0%, #059669 100%) !important; color: #fff !important; }
.badge.badge-danger { background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%) !important; color: #fff !important; }
.badge.badge-info { background: linear-gradient(135deg, var(--info) 0%, #0891b2 100%) !important; color: #fff !important; }
.badge.badge-warning { background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%) !important; color: #1f2937 !important; }
.badge.badge-secondary { background: linear-gradient(135deg, #6b7280 0%, #4b5563 100%) !important; color: #fff !important; }

/* Min-width utility classes for table cells */
.mw-140 { min-width: 140px; }
.mw-320 { min-width: 320px; }

/* Section body polish utilities */
.section-kicker {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--primary);
    padding: 0.3rem 0.85rem;
    background: color-mix(in srgb, var(--primary) 10%, transparent);
    border-radius: 999px;
    display: inline-block;
    margin-bottom: 0.75rem;
}
.metadata-block { display: flex; flex-wrap: wrap; gap: 0.5rem 1.5rem; }
.metadata-item { display: flex; align-items: center; gap: 0.5rem; font-size: 0.875rem; }
.metadata-label { font-weight: 600; color: var(--dark-gray); text-transform: uppercase; font-size: 0.7rem; letter-spacing: 0.05em; }
.metadata-value { font-weight: 600; color: var(--dark); }
.action-cell { display: flex; gap: 0.35rem; flex-wrap: nowrap; white-space: nowrap; }
.action-cell .btn { white-space: nowrap; }

.bg-primary { background-color: var(--primary) !important; }
.bg-success { background-color: var(--success) !important; }
.bg-warning { background-color: var(--warning) !important; }
.bg-danger { background-color: var(--danger) !important; }
.bg-info { background-color: var(--info) !important; }

/* Utilities */
.shadow-sm {
    box-shadow: var(--shadow) !important;
}

.shadow {
    box-shadow: var(--card-shadow) !important;
}

.shadow-lg {
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04) !important;
}

.border-0 {
    border: none !important;
}

.rounded {
    border-radius: 12px !important;
}

.rounded-lg {
    border-radius: 16px !important;
}

/* Alert Styles */
.alert {
    border: none;
    border-radius: 12px;
    padding: 1rem 1.5rem;
    font-weight: 500;
    box-shadow: var(--shadow);
}

.alert-success {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(5, 150, 105, 0.1) 100%);
    color: #065f46;
    border-left: 4px solid var(--success);
}

.alert-danger {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.1) 0%, rgba(220, 38, 38, 0.1) 100%);
    color: #991b1b;
    border-left: 4px solid var(--danger);
}

.alert-warning {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1) 0%, rgba(217, 119, 6, 0.1) 100%);
    color: #92400e;
    border-left: 4px solid var(--warning);
}

.alert-info {
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.1) 0%, rgba(8, 145, 178, 0.1) 100%);
    color: #155e75;
    border-left: 4px solid var(--info);
}

/* Loading States */
.loading {
    position: relative;
    pointer-events: none;
}

.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);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Smooth Animations */
* {
    transition: box-shadow 0.3s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Focus & Accessibility */
:focus {
    outline: none;
}

:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
}

.btn:focus-visible,
.form-control:focus-visible,
.form-select:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 20%, transparent);
}

/* Focus ring utility for custom controls */
.focus-ring:focus-visible {
    outline: 2px solid var(--primary);
    outline-offset: 2px;
    box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 20%, transparent);
}

/* Skip-to-content link */
.skip-link {
    position: absolute;
    top: -100%;
    left: 0;
    z-index: 10000;
    padding: 0.5rem 1rem;
    background: var(--primary);
    color: #fff;
    text-decoration: none;
    border-radius: 0 0 8px 0;
    transition: top 0.15s ease;
    font-weight: 600;
}

.skip-link:focus {
    top: 0;
    color: #fff;
    text-decoration: none;
}

/* Skeleton Loading Shimmer */
.skeleton {
    background: linear-gradient(90deg,
        var(--light-gray) 25%,
        color-mix(in srgb, var(--dark-gray) 20%, transparent) 50%,
        var(--light-gray) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.5s ease-in-out infinite;
    border-radius: 6px;
    color: transparent !important;
    user-select: none;
    pointer-events: none;
}

@keyframes skeleton-shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text { height: 1em; margin-bottom: 0.5em; width: 100%; }
.skeleton-text-sm { height: 0.75em; width: 60%; }
.skeleton-title { height: 1.5em; width: 40%; margin-bottom: 1em; }
.skeleton-avatar { width: 50px; height: 50px; border-radius: 50%; }
.skeleton-card { height: 120px; border-radius: 12px; }

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 3rem 2rem;
    text-align: center;
    border: 2px dashed var(--border);
    border-radius: 16px;
    background: var(--light-gray);
    transition: border-color 0.3s ease, background 0.3s ease;
}
.empty-state:hover {
    border-color: var(--primary-light);
    background: color-mix(in srgb, var(--primary) 4%, var(--light-gray));
}
.empty-state i,
.empty-state .empty-icon {
    font-size: 3rem;
    color: var(--dark-gray);
    margin-bottom: 1rem;
    opacity: 0.5;
}
.empty-state h5 {
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 0.5rem;
}
.empty-state p {
    color: var(--dark-gray);
    max-width: 24rem;
    margin-bottom: 0;
    font-size: 0.9rem;
}
.empty-state .btn {
    margin-top: 1rem;
}

/* Form Input Glow */
.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow:
        0 0 0 4px color-mix(in srgb, var(--primary) 15%, transparent),
        0 0 0 1px color-mix(in srgb, var(--primary) 40%, transparent);
    transform: translateY(-1px);
}

/* Avatar Role Colors */
.avatar-sm.avatar-admin,
.avatar-lg.avatar-admin {
    background: linear-gradient(135deg, #1e293b 0%, #334155 100%);
}
.avatar-sm.avatar-teacher,
.avatar-lg.avatar-teacher {
    background: linear-gradient(135deg, #059669 0%, #10b981 100%);
}
.avatar-sm.avatar-student,
.avatar-lg.avatar-student {
    background: linear-gradient(135deg, #2563eb 0%, #3b82f6 100%);
}

/* Progress Bar Animation */
.progress {
    height: 10px;
    border-radius: 999px;
    background-color: var(--light-gray);
    overflow: hidden;
}
.progress-bar {
    border-radius: 999px;
    transition: width 0.6s ease;
    position: relative;
    overflow: hidden;
}
.progress-bar-striped {
    background-image: linear-gradient(
        45deg,
        rgba(255,255,255,0.15) 25%,
        transparent 25%,
        transparent 50%,
        rgba(255,255,255,0.15) 50%,
        rgba(255,255,255,0.15) 75%,
        transparent 75%,
        transparent
    );
    background-size: 1rem 1rem;
}
.progress-bar-animated {
    animation: progress-bar-stripes 1s linear infinite;
}
@keyframes progress-bar-stripes {
    from { background-position: 1rem 0; }
    to { background-position: 0 0; }
}
.progress-bar.bg-success {
    background: linear-gradient(90deg, #059669 0%, var(--success) 100%) !important;
}
.progress-bar.bg-warning {
    background: linear-gradient(90deg, #d97706 0%, var(--warning) 100%) !important;
}
.progress-bar.bg-danger {
    background: linear-gradient(90deg, #dc2626 0%, var(--danger) 100%) !important;
}
.progress-bar.bg-primary {
    background: linear-gradient(90deg, var(--primary-dark) 0%, var(--primary) 100%) !important;
}
.progress-bar.bg-info {
    background: linear-gradient(90deg, #0891b2 0%, var(--info) 100%) !important;
}

/* Glassmorphism Login Card */
.auth-gateway .auth-card {
    background: var(--light);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: var(--card-shadow-glass),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
    border-radius: 24px;
    transition: var(--transition-default);
}
.auth-gateway .auth-card:hover {
    box-shadow: var(--card-shadow-glass-hover, 0 12px 40px rgba(0, 0, 0, 0.12)),
        inset 0 1px 0 rgba(255, 255, 255, 0.6);
    transform: translateY(-2px);
}
.auth-gateway .auth-brand-mark {
    width: 80px;
    height: 80px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 24px;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.12), rgba(99, 102, 241, 0.18));
    animation: auth-icon-float 3s ease-in-out infinite;
}
@keyframes auth-icon-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
}
.auth-gateway .auth-brand-mark i {
    color: var(--primary);
    filter: drop-shadow(0 4px 8px rgba(79, 70, 229, 0.2));
}

/* Role-specific login card headers */
.role-admin .auth-card .card-header {
    background: #343a40 !important;
    color: white;
    text-align: center;
    padding: 20px;
}
.role-admin .auth-card .btn-primary {
    background-color: #343a40;
    border-color: #343a40;
    width: 100%;
    padding: 10px;
}
.role-admin .auth-card .btn-primary:hover {
    background-color: #23272b;
    border-color: #23272b;
}

.role-teacher .auth-card .card-header {
    background: #28a745 !important;
    color: white;
    text-align: center;
    padding: 20px;
}
.role-teacher .auth-card .btn-primary {
    background-color: #28a745;
    border-color: #28a745;
    width: 100%;
    padding: 10px;
}
.role-teacher .auth-card .btn-primary:hover {
    background-color: #218838;
    border-color: #218838;
}

.role-student .auth-card .card-header {
    background: #007bff !important;
    color: white;
    text-align: center;
    padding: 20px;
}
.role-student .auth-card .btn-primary {
    background-color: #007bff;
    border-color: #007bff;
    width: 100%;
    padding: 10px;
}
.role-student .auth-card .btn-primary:hover {
    background-color: #0069d9;
    border-color: #0069d9;
}

/* Prevent focus-visible clipping inside modals */
.modal-content { padding: 2px; }

/* Shared login page utility classes */
.auth-page .app-logo { font-size: 48px; margin-bottom: 10px; }
.auth-page .login-options { margin-top: 20px; text-align: center; }
.auth-page .login-options a { margin: 0 10px; text-decoration: none; }
.auth-page .login-container { max-width: 400px; margin: 100px auto; }

/* 404 / error page illustration */
.error-code {
    font-size: 8rem;
    font-weight: 800;
    line-height: 1;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    margin-bottom: 0;
}
.error-illustration {
    font-size: 4rem;
    color: var(--primary);
    opacity: 0.3;
    margin-bottom: 1rem;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Responsive */
@media (max-width: 991.98px) {
    .dashboard-hero,
    .admin-context-hero,
    .resource-panel,
    .dashboard-panel-card,
    .hero-filter-card {
        border-radius: 20px;
    }

    .admin-context-title {
        font-size: 2.1rem;
    }

    .admin-context-hero__content {
        padding: 1.25rem 1.2rem 1.35rem;
    }

    .admin-context-chip,
    .dashboard-meta-chip {
        width: 100%;
        justify-content: space-between;
    }

    .admin-context-actions {
        width: 100%;
    }

    .admin-context-actions .btn {
        flex: 1 1 180px;
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .dashboard-meta,
    .admin-context-chip-list {
        gap: 0.6rem;
    }

    .admin-context-breadcrumb {
        margin-bottom: 0.85rem;
    }

    .admin-context-kicker {
        margin-bottom: 0.7rem;
    }

    .dashboard-meta-chip {
        justify-content: center;
    }

    .action-card {
        padding: 1rem;
        min-height: 104px;
    }

    .action-card i {
        font-size: 1.2rem;
    }

    .stat-card-inline {
        padding: 0.9rem 1rem;
    }
    .stat-card-inline .d-flex {
        gap: 0.75rem !important;
    }
    .stat-card-inline .col-auto i {
        font-size: 1.3rem;
    }
}

@media (max-width: 768px) {
    .container-fluid {
        padding: 1rem;
    }
    
    .card-body {
        padding: 1.5rem;
    }
    
    .card-header {
        padding: 1.5rem;
    }
    
    .timeline-item {
        padding-left: 2rem;
    }
    
    .timeline::before {
        left: 10px;
    }
    
    .timeline-marker {
        left: 1px;
    }
    
    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.9rem;
    }
    
    .table th,
    .table td {
        padding: 1rem 0.75rem;
        font-size: 0.9rem;
    }
    
    .form-control, .form-select {
        padding: 0.75rem;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
        max-width: calc(100vw - 145px);
    }

    .navbar .container-fluid {
        padding-left: 0.85rem !important;
        padding-right: 0.85rem !important;
    }

    .navbar-toggler {
        padding: 0.4rem 0.55rem;
    }

    .btn,
    .btn-sm {
        min-height: 40px;
    }

    .btn-group {
        flex-wrap: wrap;
        gap: 0.5rem;
    }

    .btn-group .btn {
        border-radius: 10px !important;
    }

    .table-responsive .table th,
    .table-responsive .table td {
        white-space: nowrap;
    }

    .teacher-data-table thead th,
    .teacher-data-table tbody td {
        padding: 0.72rem 0.62rem;
        font-size: 0.85rem;
    }

    /* Teacher operational tables: horizontal scroll on mobile */
    .table-responsive-teacher table { min-width: 600px; }

    /* Student assignments tab content scrollable on mobile */
    .nav-tabs + .tab-content .table-responsive {
        margin-left: -0.5rem;
        margin-right: -0.5rem;
        border-radius: 0;
        border-left: 0;
        border-right: 0;
    }
}

/* Tablet/Laptop consistency */
@media (min-width: 769px) and (max-width: 1280px) {
    .container-fluid {
        padding-left: 1.25rem;
        padding-right: 1.25rem;
    }

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

/* Mobile sticky save bar (shared by teacher & student) */
.mobile-sticky-save {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1040;
    padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(6px);
    border-top: 1px solid var(--border);
}

/* Cross-page responsive safety layer */
img,
svg,
canvas,
video,
iframe {
    max-width: 100%;
    height: auto;
}

.container,
.container-fluid {
    width: 100%;
}

.row {
    --bs-gutter-x: 1.25rem;
}

.card,
.modal-content,
.dropdown-menu,
.alert {
    max-width: 100%;
}

.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table-responsive table {
    min-width: 100%;
}

.btn-group,
.d-flex.flex-wrap {
    gap: 0.5rem;
}

.text-truncate-mobile {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

@media (max-width: 991.98px) {
    .container,
    .container-fluid {
        padding-left: 0.9rem !important;
        padding-right: 0.9rem !important;
    }

    .row {
        --bs-gutter-x: 0.9rem;
        --bs-gutter-y: 0.9rem;
    }

    .card-header,
    .card-body {
        padding: 1rem;
    }

    .btn {
        padding-left: 0.95rem;
        padding-right: 0.95rem;
    }

    .dropdown-menu {
        max-width: min(92vw, 320px);
    }

    .navbar .navbar-collapse .dropdown-menu {
        position: static !important;
        transform: none !important;
        float: none;
        width: 100%;
        min-width: 100%;
        margin-top: 0.15rem;
        padding: 0.15rem 0;
        border: 0;
        border-radius: 0;
        background: transparent;
        box-shadow: none !important;
        max-width: 100%;
    }

    .navbar .navbar-collapse .dropdown-menu .dropdown-item {
        padding: 0.6rem 1rem 0.6rem 1.6rem;
        border-radius: 8px;
        white-space: normal;
        line-height: 1.35;
        word-break: break-word;
    }

    .navbar-brand {
        max-width: calc(100vw - 145px);
    }
}

@media (max-width: 359.98px) {
    .container, .container-fluid { padding-left: 0.5rem !important; padding-right: 0.5rem !important; }
    .stat-number { font-size: 1.6rem; }
    .btn { min-height: 36px; font-size: 0.85rem; padding: 0.5rem 0.75rem; }
    .navbar-brand { font-size: 1rem; max-width: calc(100vw - 130px); }
}

@media (max-width: 575.98px) {
    h1, .h1 { font-size: 1.5rem; }
    h2, .h2 { font-size: 1.3rem; }
    h3, .h3 { font-size: 1.15rem; }

    .btn,
    .btn-sm,
    .btn-lg {
        min-height: 40px;
        font-size: 0.9rem;
    }

    .form-control,
    .form-select {
        font-size: 0.95rem;
        min-height: 42px;
    }

    .table th,
    .table td {
        white-space: nowrap;
        font-size: 0.85rem;
        padding: 0.7rem 0.65rem;
    }

    .card {
        border-radius: 12px;
    }
}

/* Password Field */
.password-field {
    position: relative;
}
.password-field .form-control {
    padding-right: 3rem;
}
.password-toggle-btn {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 0;
    background: transparent;
    color: var(--dark-gray);
    padding: 0.25rem;
    line-height: 1;
    z-index: 5;
}
.password-toggle-btn:hover,
.password-toggle-btn:focus {
    color: var(--primary);
    outline: none;
}

/* Navbar Dropdown Fixes */
.navbar-collapse .dropdown-menu {
    min-width: max-content !important;
}

.navbar-collapse .dropdown-menu .dropdown-item {
    white-space: nowrap !important;
}

@media (max-width: 991.98px) {
    .navbar-collapse .dropdown-menu {
        background-color: var(--light-gray) !important;
        border: none !important;
        border-radius: 8px !important;
        margin-top: 0.5rem !important;
        padding: 0.5rem !important;
        display: block !important;
        width: 100% !important;
        min-width: 100% !important;
        box-shadow: 0 4px 12px rgba(0,0,0,0.05) !important;
    }
    .navbar-collapse .dropdown-menu .dropdown-item {
        padding: 0.65rem 1rem !important;
        border-radius: 6px !important;
        white-space: normal !important;
        font-size: 0.95rem !important;
        line-height: 1.4 !important;
    }
}

/* ── Override Policy Toggle (admin/courses.php) ── */
.override-policy-toggle {
    border: 1px solid rgba(30, 41, 59, 0.08);
    border-radius: 1rem;
    background: rgba(255, 255, 255, 0.72);
    overflow: hidden;
}

.override-policy-toggle summary {
    list-style: none;
    cursor: pointer;
}

.override-policy-toggle summary::-webkit-details-marker {
    display: none;
}

.override-policy-toggle__summary {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    padding: 1rem 1.15rem;
}

.override-policy-toggle__title {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 700;
    color: #1e3a8a;
}

.override-policy-toggle__hint {
    margin: 0.35rem 0 0;
    color: #64748b;
    font-size: 0.86rem;
}

.override-policy-toggle__chevron {
    color: #2563eb;
    transition: transform 0.2s ease;
}

.override-policy-toggle[open] .override-policy-toggle__chevron {
    transform: rotate(180deg);
}

.override-policy-toggle__body {
    border-top: 1px solid rgba(30, 41, 59, 0.08);
    padding: 0 1.15rem 1.15rem;
}

/* Print Styles */
@media print {
    .navbar,
    .sms-footer,
    .btn,
    .btn-print,
    .no-print,
    .action-card,
    .dropdown-menu,
    .navbar-toggler,
    .btn-group,
    form,
    .modal,
    .sms-sticky-actions {
        display: none !important;
    }

    body {
        background: white !important;
        color: black !important;
        font-size: 11pt;
        min-height: auto;
    }

    .card {
        border: 1px solid #ddd !important;
        box-shadow: none !important;
        border-radius: 4px !important;
        break-inside: avoid;
    }

    .card-header {
        background: #f5f5f5 !important;
        border-bottom: 1px solid #ddd !important;
        padding: 0.75rem 1rem !important;
    }

    .card-header::before {
        display: none !important;
    }

    .table {
        border: 1px solid #ddd !important;
        box-shadow: none !important;
        border-radius: 0 !important;
    }

    .table th {
        background: #f5f5f5 !important;
        color: black !important;
        text-transform: none !important;
        letter-spacing: normal !important;
    }

    .table td {
        border-bottom: 1px solid #eee !important;
    }

    .badge {
        border: 1px solid #999 !important;
        background: white !important;
        color: black !important;
        box-shadow: none !important;
        text-transform: none !important;
    }

    .stat-card,
    .dashboard-panel-card,
    .batch-card {
        border: 1px solid #ddd !important;
        box-shadow: none !important;
        background: white !important;
    }

    .container,
    .container-fluid {
        max-width: 100% !important;
        padding: 0 !important;
    }

    a {
        color: black !important;
        text-decoration: underline !important;
    }

    .progress {
        border: 1px solid #ccc !important;
        background: #eee !important;
    }

    .progress-bar {
        background: #333 !important;
    }

    img {
        max-width: 100% !important;
        page-break-inside: avoid;
    }

    h1, h2, h3, h4, h5, h6 {
        page-break-after: avoid;
    }

    .table-responsive {
        overflow: visible !important;
    }
}