/* Custom styles for Seating Chart Manager - Bootstrap Compatible */
:root {
    --primary-gradient: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.12), 0 1px 2px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 12px 24px rgba(0, 0, 0, 0.15);
}

/* Room Designer & Seating Chart Grid Styles */
.room-designer-container,
.seating-chart-container {
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    padding: 2rem;
    border-radius: 12px;
    position: relative;
    overflow-x: auto;
    box-shadow: var(--shadow-sm);
    border: 1px solid #e9ecef;
}

.front-indicator {
    background: linear-gradient(135deg, #ffc107 0%, #ffb300 100%);
    color: #000;
    padding: 0.75rem 1rem;
    text-align: center;
    font-weight: 600;
    margin-bottom: 1rem;
    border-radius: 8px;
    display: block;
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(255, 193, 7, 0.3);
}

.front-top {
    width: 100%;
    margin-bottom: 1rem;
}

.front-bottom {
    width: 100%;
    margin-top: 1rem;
}

.front-top { width: 100%; margin-bottom: 1rem; }
.front-bottom { width: 100%; margin-top: 1rem; }
.front-left { writing-mode: vertical-lr; position: absolute; left: 10px; top: 50%; transform: translateY(-50%); }
.front-right { writing-mode: vertical-lr; position: absolute; right: 10px; top: 50%; transform: translateY(-50%); }

.room-grid { 
    display: flex; 
    flex-direction: column; 
    gap: 0.5rem; 
    width: 100%;
}

.grid-row { 
    display: flex; 
    gap: 0.5rem; 
    flex: 1;
    width: 100%;
}

.seat-cell {
    flex: 1;
    height: 80px; 
    border: 2px solid #e9ecef; 
    border-radius: 10px;
    display: flex; 
    align-items: center; 
    justify-content: center;
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    cursor: pointer; 
    transition: all 0.25s cubic-bezier(0.4, 0.0, 0.2, 1);
    position: relative; 
    overflow: hidden;
    min-width: 0;
    box-shadow: var(--shadow-sm);
}

.seat-cell:hover:not(.blocked) { 
    transform: translateY(-2px); 
    box-shadow: var(--shadow-md); 
    z-index: 10;
    border-color: #0d6efd;
}

.seat-cell.blocked { cursor: not-allowed; opacity: 0.7; }
.seat-cell.blocked-red { 
    background: linear-gradient(135deg, #ffcdd2 0%, #ef9a9a 100%);
    border-color: #e57373;
}
.seat-cell.blocked-yellow { 
    background: linear-gradient(135deg, #fff9c4 0%, #fff59d 100%);
    border-color: #ffd54f;
}
.seat-cell.blocked-gray { 
    background: linear-gradient(135deg, #e0e0e0 0%, #bdbdbd 100%);
    border-color: #9e9e9e;
}
.seat-cell.occupied { 
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-color: #0d6efd;
    box-shadow: 0 0 0 1px rgba(13, 110, 253, 0.2), var(--shadow-sm);
}
.seat-cell.empty { 
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-color: #e9ecef; 
}

/* New blocking types for redesign */
.seat-cell.blocked-door { 
    background: linear-gradient(135deg, #fff9c4 0%, #fff59d 100%);
    border-color: #ffd54f;
}
.seat-cell.blocked-blocked { 
    background: rgba(0, 0, 0, 0.5);
    border-color: #333;
}
.seat-cell.blocked-proctor { 
    background: rgba(108, 117, 125, 0.5);
    border-color: #6c757d;
}

.seat-cell.dragging { opacity: 0.5; cursor: grabbing; }
.seat-cell.drag-over { 
    background: linear-gradient(135deg, #c8e6c9 0%, #a5d6a7 100%);
    border-color: #198754; 
    transform: scale(1.08);
    box-shadow: 0 0 0 3px rgba(25, 135, 84, 0.1);
}

/* Door marker styles */
.seat-cell.door-marker { 
    background: linear-gradient(135deg, #fff9c4 0%, #fff59d 100%);
    border-color: #ffd54f;
}

.seat-cell.door-marker:hover { 
    transform: translateY(-2px); 
    box-shadow: var(--shadow-md); 
    z-index: 10;
}

.seat-label { font-size: 0.75rem; color: #6c757d; font-weight: 500; }
.blocked-indicator { 
    text-align: center; 
    padding: 0.25rem; 
    width: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
}
.blocked-indicator::before {
    content: attr(data-label);
    font-size: 0.7rem;
    font-weight: 700;
    color: inherit;
}
.blocked-remark { display: block; font-size: 0.625rem; color: #495057; margin-top: 0.25rem; }

.student-card {
    text-align: center; padding: 0.25rem; width: 100%; height: 100%;
    display: flex; flex-direction: column; justify-content: center;
}

.seat-number { font-size: 0.625rem; color: #6c757d; margin-bottom: 0.25rem; }
.student-name { font-size: 0.75rem; font-weight: bold; color: #212529; margin-bottom: 0.125rem; line-height: 1.2; }
.candidate-code { font-size: 0.625rem; color: #6c757d; }
.drag-handle { position: absolute; top: 2px; left: 2px; font-size: 0.75rem; color: #6c757d; cursor: grab; }

.seat-cell[draggable="true"] { cursor: grab; }
.seat-cell[draggable="true"]:active { cursor: grabbing; }

/* Color Selector */
.color-selector {
    display: flex; 
    gap: 1rem; 
    align-items: center; 
    margin-bottom: 1rem;
    padding: 1.25rem; 
    background: white; 
    border-radius: 12px; 
    border: 1px solid #e9ecef;
    box-shadow: var(--shadow-sm);
    flex-wrap: wrap;
}

.color-btn {
    padding: 0.6rem 1.25rem; 
    border: 2px solid transparent; 
    border-radius: 8px;
    cursor: pointer; 
    font-weight: 600; 
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    background: none;
    font-size: 0.95rem;
}

.color-btn[data-color="red"] { 
    background: linear-gradient(135deg, #ffcdd2 0%, #ef9a9a 100%);
    color: #c62828;
}

.color-btn[data-color="yellow"] { 
    background: linear-gradient(135deg, #fff9c4 0%, #fff59d 100%);
    color: #f57f17;
}

.color-btn[data-color="gray"] { 
    background: linear-gradient(135deg, #e0e0e0 0%, #bdbdbd 100%);
    color: #424242;
}

.color-btn.active { 
    border-color: #0d6efd; 
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.2), var(--shadow-md);
    transform: scale(1.05);
}

/* Door border selector buttons */
.door-options {
    display: none !important;
}

.border-btn {
    display: none !important;
}
.color-btn:hover { 
    transform: translateY(-2px); 
    box-shadow: var(--shadow-md);
}

/* Dashboard */
.card-icon { 
    width: 64px; 
    height: 64px; 
    border-radius: 12px; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
    margin-bottom: 1rem;
    transition: transform 0.3s ease;
}

.rooms-icon { 
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%); 
    color: #1976d2;
}

.students-icon { 
    background: linear-gradient(135deg, #f3e5f5 0%, #e1bee7 100%); 
    color: #7b1fa2;
}

.charts-icon { 
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%); 
    color: #388e3c;
}

.settings-icon { 
    background: linear-gradient(135deg, #fff3e0 0%, #ffe0b2 100%); 
    color: #f57c00;
}

.card-icon:hover {
    transform: scale(1.1) rotate(5deg);
}

.card-count { 
    font-size: 2.5rem; 
    font-weight: 700; 
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0.5rem 0; 
}

/* Room Cards */
.rooms-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); 
    gap: 1.5rem; 
    margin-bottom: 2rem; 
}

.room-card { 
    border: 1px solid #e9ecef; 
    border-radius: 12px; 
    overflow: hidden; 
    transition: transform 0.3s cubic-bezier(0.4, 0.0, 0.2, 1), box-shadow 0.3s ease;
    background: white;
    box-shadow: var(--shadow-sm);
}

.room-card:hover { 
    transform: translateY(-6px); 
    box-shadow: var(--shadow-lg);
}

.room-card-header { 
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    padding: 1.25rem; 
    border-bottom: 1px solid #e9ecef; 
    display: flex; 
    justify-content: space-between; 
    align-items: center;
}

.room-card-header h3 {
    margin-bottom: 0;
    font-weight: 600;
    color: #212529;
}

.room-card-body { 
    padding: 1.25rem; 
}

.room-card-body p {
    margin-bottom: 0.75rem;
    color: #495057;
    font-size: 0.95rem;
}

.room-badge { 
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    color: white; 
    padding: 0.35rem 0.85rem; 
    border-radius: 20px; 
    font-size: 0.875rem; 
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(13, 110, 253, 0.3);
}

.room-card-actions { 
    padding: 1rem; 
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-top: 1px solid #e9ecef; 
    display: flex; 
    gap: 0.75rem;
}

/* Legend */
.chart-legend { 
    margin-top: 2rem; 
    padding: 1.75rem; 
    background: white; 
    border-radius: 12px; 
    border: 1px solid #e9ecef;
    box-shadow: var(--shadow-sm);
}

.legend-items { 
    display: flex; 
    flex-wrap: wrap; 
    gap: 2rem; 
    margin-top: 1rem; 
}

.legend-item { 
    display: flex; 
    align-items: center; 
    gap: 0.75rem;
}

.legend-item label {
    margin-bottom: 0;
    color: #495057;
    font-weight: 500;
    font-size: 0.95rem;
}

.legend-color { 
    width: 36px; 
    height: 36px; 
    border-radius: 8px; 
    border: 2px solid #dee2e6;
    transition: transform 0.2s ease;
}

.legend-color.occupied { 
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
    border-color: #0d6efd;
}

.legend-color.empty { 
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    border-color: #dee2e6;
}

.legend-color.blocked-red { 
    background: linear-gradient(135deg, #ffcdd2 0%, #ef9a9a 100%);
    border-color: #e57373;
}

.legend-color.blocked-yellow { 
    background: linear-gradient(135deg, #fff9c4 0%, #fff59d 100%);
    border-color: #ffd54f;
}

.legend-color.blocked-gray { 
    background: linear-gradient(135deg, #e0e0e0 0%, #bdbdbd 100%);
    border-color: #9e9e9e;
}

/* Settings Page */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.settings-card {
    background: white;
    border-radius: 12px;
    border: 1px solid #e9ecef;
    padding: 1.75rem;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

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

.settings-card h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #212529;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e9ecef;
}

/* Stats List */
.stats-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stat-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 0;
    border-bottom: 1px solid #f0f0f0;
}

.stat-row:last-child {
    border-bottom: none;
}

.stat-label {
    font-weight: 600;
    color: #495057;
    font-size: 0.95rem;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Settings Actions */
.settings-actions {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.action-item {
    padding: 1.25rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 10px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
}

.action-item h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #212529;
    margin-bottom: 0.5rem;
}

.action-item p {
    color: #6c757d;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    line-height: 1.5;
}

.action-item.danger-zone {
    background: linear-gradient(135deg, #fff5f5 0%, #ffe9e9 100%);
    border-color: #f5aeae;
    padding: 1.5rem;
}

.action-item.danger-zone h3 {
    color: #c82333;
}

.action-item.danger-zone p {
    color: #721c24;
}

.action-item form {
    margin: 0;
}

/* Info List */
.info-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.info-label {
    font-weight: 600;
    color: #495057;
    font-size: 0.95rem;
}

.info-value {
    font-family: 'Courier New', monospace;
    color: #0d6efd;
    font-weight: 500;
    font-size: 0.9rem;
    background: #f0f5ff;
    padding: 0.4rem 0.8rem;
    border-radius: 6px;
}

/* Help Section */
.help-section {
    background: white;
    border-radius: 12px;
    border: 1px solid #e9ecef;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    margin-top: 2rem;
}

.help-section h2 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #212529;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid #e9ecef;
}

.help-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.help-item {
    padding: 1.5rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 10px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
    text-align: center;
}

.help-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: #0d6efd;
}

.help-item h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: #212529;
    margin-bottom: 0.75rem;
}

.help-item p {
    color: #6c757d;
    font-size: 0.95rem;
    margin-bottom: 1.25rem;
    line-height: 1.5;
}

.help-item .btn {
    width: 100%;
}

/* File Preview */
.file-preview { 
    margin-top: 1.5rem; 
    padding: 1.25rem; 
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 12px; 
    border: 1px solid #e9ecef;
    box-shadow: var(--shadow-sm);
}

.preview-table { width: 100%; margin-top: 1rem; border-collapse: collapse; }
.preview-table th, .preview-table td { 
    padding: 0.75rem 0.5rem; 
    border: 1px solid #e9ecef; 
    font-size: 0.875rem; 
}
.preview-table th { 
    background: linear-gradient(135deg, #e9ecef 0%, #dee2e6 100%);
    font-weight: 600;
    color: #212529;
}
.preview-table tbody tr:hover {
    background-color: #f8f9fa;
}

/* Stats */
.stats-grid { 
    display: grid; 
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); 
    gap: 1.25rem; 
    margin-top: 1.5rem; 
}

.stat-item { 
    padding: 1.25rem; 
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: 12px; 
    border: 1px solid #e9ecef;
    display: flex; 
    justify-content: space-between; 
    align-items: center;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease;
}

.stat-item:hover {
    transform: translateY(-2px);
}

.stat-value { 
    font-size: 1.75rem; 
    font-weight: 700; 
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Pagination */
.pagination { margin: 0; }
.pagination .page-link {
    padding: 0.375rem 0.5rem;
    font-size: 0.75rem;
    line-height: 1;
    min-width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.pagination .page-item.active .page-link {
    background-color: #0d6efd;
    border-color: #0d6efd;
}

/* Arrangement Mode Styles */
#chart-container.arrangement-mode .seat-cell:not(.blocked) {
    cursor: grab;
    border-color: #007bff;
    border-width: 2px;
    transition: all 0.2s ease;
}

#chart-container.arrangement-mode .seat-cell:not(.blocked):hover {
    box-shadow: 0 0 12px rgba(0, 123, 255, 0.4);
    border-color: #0056b3;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 100%);
}

#chart-container.arrangement-mode .student-card {
    cursor: grab;
    user-select: none;
}

#chart-container.arrangement-mode .student-card:active {
    cursor: grabbing;
}

#chart-container.arrangement-mode .seat-cell.drag-over {
    background: linear-gradient(135deg, #d1ecf1 0%, #a8d8ea 100%);
    border-color: #0c5460;
    box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.15), inset 0 0 5px rgba(0, 123, 255, 0.2);
}

#chart-container.arrangement-mode .seat-cell.drag-over.occupied {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    border-color: #721c24;
}

.pagination .page-link:hover {
    background-color: #f8f9fa;
    border-color: #0d6efd;
    color: #0d6efd;
}

/* Global Enhancements */
body {
    background-color: #fff;
    background: #fff;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

.main-content {
    min-height: calc(100vh - 56px);
}

/* Alert Styles */
.alert {
    border-radius: 12px;
    border: none;
    box-shadow: var(--shadow-sm);
    animation: slideDown 0.3s ease-out;
}

.alert-success {
    background: linear-gradient(135deg, #e8f5e9 0%, #c8e6c9 100%);
    color: #1b5e20;
}

.alert-danger {
    background: linear-gradient(135deg, #ffebee 0%, #ffcdd2 100%);
    color: #b71c1c;
}

/* Button Enhancements */
.btn {
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s cubic-bezier(0.4, 0.0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}

.btn-primary {
    background: linear-gradient(135deg, #0d6efd 0%, #0b5ed7 100%);
    border: none;
}

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

.btn-secondary {
    background-color: #6c757d;
    border: none;
}

.btn-secondary:hover {
    background-color: #5a6268;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-danger {
    background-color: #dc3545;
    border: none;
}

.btn-danger:hover {
    background-color: #c82333;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline-secondary {
    border: 2px solid #6c757d;
    color: #6c757d;
}

.btn-outline-secondary:hover {
    background-color: #6c757d;
    border-color: #6c757d;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Card Enhancements */
.card {
    border-radius: 12px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
}

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

.card-header {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-bottom: 1px solid #e9ecef;
    padding: 1.25rem;
}

.card-header h5 {
    font-weight: 600;
    color: #212529;
    margin: 0;
}

/* Form Enhancements */
.form-control, .form-select {
    border-radius: 8px;
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: #0d6efd;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.15);
}

/* Page Header */
.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 2px solid #e9ecef;
}

.page-header h1 {
    margin: 0;
    font-weight: 700;
    color: #212529;
}

/* No Data Message */
.no-data-message {
    text-align: center;
    padding: 3rem 1rem;
    background: white;
    border-radius: 12px;
    border: 1px solid #e9ecef;
    box-shadow: var(--shadow-sm);
}

.no-data-message p {
    color: #6c757d;
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

/* Animation */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* New Seating Chart Creator Styles */
.entry-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 8px;
    margin-bottom: 0.75rem;
    transition: all 0.25s ease;
}

.entry-item:hover {
    box-shadow: var(--shadow-sm);
    border-color: #0d6efd;
}

.entry-content {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex: 1;
}

.entry-badge {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    border: 2px solid;
}

.entry-details {
    flex: 1;
}

.block-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid transparent;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.25s ease;
    font-weight: 500;
}

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

.block-btn.active {
    border-color: #0d6efd;
    box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.2);
}

.block-btn[data-type="door"] { background: linear-gradient(135deg, #fff9c4 0%, #fff59d 100%); }
.block-btn[data-type="blocked"] { background: rgba(0, 0, 0, 0.5); }
.block-btn[data-type="proctor"] { background: rgba(108, 117, 125, 0.5); }

.legend-clusters {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.legend-cluster-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
    background: white;
    border: 1px solid #e9ecef;
    border-radius: 8px;
}

.cluster-color-box {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    border: 2px solid;
    flex-shrink: 0;
}

.cluster-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

#manual-mode-alert {
    animation: slideDown 0.3s ease;
}

.manual-mode .seat-cell.occupied {
    cursor: grab;
}

.manual-mode .seat-cell.occupied:active {
    cursor: grabbing;
}

/* Responsive */
@media (max-width: 768px) {
    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .seat-cell { width: 60px; height: 60px; }
    
    .legend-clusters {
        grid-template-columns: 1fr;
    }
    .student-name { font-size: 0.65rem; }
    .candidate-code, .seat-number { font-size: 0.55rem; }
    .rooms-grid { grid-template-columns: 1fr; }
}

/* Cluster Legend Styles */
.cluster-legend {
    background: #f8f9fa;
    padding: 1rem;
    border-radius: 8px;
    border: 1px solid #e9ecef;
}

.cluster-legend h5 {
    margin-bottom: 0.75rem;
    font-weight: 600;
    color: #333;
}

.cluster-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: white;
    border-radius: 6px;
    border: 1px solid #e9ecef;
    font-size: 0.9rem;
}

.cluster-color-dot {
    display: inline-block;
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

@media (max-width: 576px) {
    .seat-cell { width: 50px; height: 50px; }
    .student-name { font-size: 0.6rem; }
    .room-designer-container, .seating-chart-container { padding: 1rem; }
    
    .page-header {
        margin-bottom: 1.5rem;
    }
}
/* Wall-based Door Placement Styles */
.room-grid-wrapper {
    position: relative;
    display: inline-block;
}

.wall-container {
    position: relative;
    padding: 30px;
}

.wall-segment {
    position: absolute;
    background: transparent;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.wall-segment:hover {
    background: rgba(173, 181, 189, 0.3);
    border-color: #adb5bd;
    z-index: 100;
}

.wall-segment.has-door {
    background: linear-gradient(135deg, #ffc107 0%, #ffb300 100%);
    border: 2px solid #ff9800;
}

.wall-segment.has-door::after {
    content: 'DOOR/ENTRY';
    font-size: 0.85rem;
    font-weight: 800;
    color: #000;
    white-space: nowrap;
    letter-spacing: 0.5px;
}

/* Hide text on individual door segments when they're part of a merged group */
.wall-segment.has-door.no-text::after {
    content: '';
}

/* Merged door segments should appear on top and show text */
.wall-segment.has-door.merged-door {
    z-index: 110;
}

/* Top and Bottom Walls */
.wall-top, .wall-bottom {
    height: 25px;
}

.wall-top {
    top: 0;
}

.wall-bottom {
    bottom: 0;
}

/* Left and Right Walls */
.wall-left, .wall-right {
    width: 25px;
}

.wall-left {
    left: 0;
}

.wall-right {
    right: 0;
}

/* Vertical text for left/right walls */
.wall-left.has-door::after,
.wall-right.has-door::after {
    writing-mode: vertical-lr;
    transform: rotate(180deg);
}

/* Show wall outline in blocking section for better visibility */
#blocking-section .wall-segment {
    background: #e9ecef;
    border-color: #dee2e6;
}

#blocking-section .wall-segment:hover {
    background: #adb5bd;
    border-color: #6c757d;
}

/* Override for doors with yellow background in blocking section */
#blocking-section .wall-segment.has-door {
    background: linear-gradient(135deg, #ffc107 0%, #ffb300 100%) !important;
    border: 2px solid #ff9800 !important;
}

/* In arrangement and save sections, hide walls without doors */
#arrangement-section .wall-segment:not(.has-door),
#save-section .wall-segment:not(.has-door),
.seating-chart-view .wall-segment:not(.has-door) {
    display: none;
}

/* Print view for doors */
@media print {
    .wall-container {
        padding: 15mm 12mm !important;
        min-height: 180mm;
    }

    .wall-segment:not(.has-door) {
        display: none;
    }

    .wall-segment.has-door {
        opacity: 1;
        z-index: 1;
    }

    /* Position wall segments at boundaries */
    .wall-top {
        top: 2mm !important;
        height: 8mm !important;
    }

    .wall-bottom {
        bottom: 2mm !important;
        height: 8mm !important;
    }

    .wall-left {
        left: 2mm !important;
        width: 8mm !important;
    }

    .wall-right {
        right: 2mm !important;
        width: 8mm !important;
    }

    /* Front indicator positioning */
    .front-indicator {
        z-index: 2;
        position: relative;
    }

    .front-top {
        margin-bottom: 8mm !important;
    }

    .front-bottom {
        margin-top: 8mm !important;
    }

    /* Ensure proctor wrapper has proper spacing and positioning */
    .proctor-wrapper {
        position: relative;
        z-index: 3;
        height: 8mm !important;
    }

    .proctor-wrapper-top {
        margin-bottom: 5mm !important;
        margin-top: 0 !important;
    }

    .proctor-wrapper-bottom {
        margin-top: 5mm !important;
        margin-bottom: 0 !important;
    }

    /* Room grid is innermost */
    .room-grid {
        position: relative;
        z-index: 4;
    }
}

/* Color indicator for block buttons */
.color-indicator {
    display: inline-block;
    width: 20px;
    height: 20px;
    border-radius: 4px;
    margin-right: 0.5rem;
    vertical-align: middle;
}

/* Proctor Table Wrapper */
.proctor-wrapper {
    width: 100%;
    position: relative;
}

/* Proctor Table Segments */
.proctor-segment {
    position: absolute;
    background: transparent;
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 50;
}

.proctor-segment:hover {
    background: rgba(108, 117, 125, 0.2);
    border-color: #6c757d;
}

.proctor-segment.has-proctor {
    background: linear-gradient(135deg, #ffc107 0%, #ffb300 100%);
    border: 2px solid #ff9800;
}

.proctor-segment.has-proctor::after {
    content: 'PROCTOR TABLE';
    font-size: 0.85rem;
    font-weight: 800;
    color: #000;
    white-space: nowrap;
    letter-spacing: 0.5px;
}

/* Hide text on individual proctor segments when they're part of a merged group */
.proctor-segment.has-proctor.no-text::after {
    content: '';
}

/* Merged proctor segments should appear on top and show text */
.proctor-segment.has-proctor.merged-proctor {
    z-index: 110;
}

/* Show proctor table outline in blocking section */

/* Show proctor table outline in blocking section */
#blocking-section .proctor-wrapper {
    background: rgba(248, 249, 250, 0.8);
    border: 1px dashed #dee2e6;
    border-radius: 4px;
}

#blocking-section .proctor-segment {
    background: rgba(108, 117, 125, 0.15);
    border-color: rgba(108, 117, 125, 0.3);
}

#blocking-section .proctor-segment:hover {
    background: rgba(108, 117, 125, 0.4);
    border-color: #6c757d;
}

/* Override for proctor tables with yellow background in blocking section */
#blocking-section .proctor-segment.has-proctor {
    background: linear-gradient(135deg, #ffc107 0%, #ffb300 100%) !important;
    border: 2px solid #ff9800 !important;
}

/* Hide proctor wrapper if no tables are placed in arrangement/viewing sections */
#arrangement-section .proctor-wrapper:not(:has(.has-proctor)),
#save-section .proctor-wrapper:not(:has(.has-proctor)),
.seating-chart-view .proctor-wrapper:not(:has(.has-proctor)) {
    display: none;
}

#arrangement-section .proctor-segment:not(.has-proctor),
#save-section .proctor-segment:not(.has-proctor),
.seating-chart-view .proctor-segment:not(.has-proctor) {
    display: none;
}

/* Print view for proctor tables */
@media print {
    .proctor-segment:not(.has-proctor) {
        display: none;
    }

    .proctor-segment.has-proctor {
        opacity: 1;
    }
}