.stream-item .action-buttons,
.group-item .action-buttons {
  opacity: 1;
  transition: opacity .15s ease-in-out;
}
.btn-icon {
  padding: 2px 6px;
  line-height: 1;
}
/* Основные стили для Тренинг Центра */

:root {
    --primary-color: #1e3a8a;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --info-color: #06b6d4;
    --warning-color: #f59e0b;
    --danger-color: #ef4444;
    --light-color: #f8fafc;
    --dark-color: #1e293b;
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 70px;
    --border-radius: 12px;
    --border-radius-sm: 8px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    background-color: var(--light-color);
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

/* Боковое меню */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: var(--sidebar-width);
    height: 100vh;
    background: white;
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: width 0.3s ease, transform 0.3s ease;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    will-change: width, transform;
    contain: layout paint;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

/* Язычок на краю меню */
.sidebar-edge-toggle {
    position: fixed;
    top: 50%;
    left: calc(var(--sidebar-width) - 10px);
    transform: translateY(-50%);
    width: 20px;
    height: 40px;
    background: white;
    color: var(--secondary-color);
    border: 1px solid #e2e8f0;
    border-left: none;
    border-radius: 0 8px 8px 0;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow);
    cursor: pointer;
    z-index: 1001;
    transition: left 0.3s ease, transform 0.3s ease;
}

.sidebar.collapsed + .sidebar-edge-toggle {
    left: calc(var(--sidebar-collapsed-width) - 10px);
}

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

.sidebar-edge-toggle.rotated i {
    transform: rotate(180deg);
}

.sidebar-header {
    padding: 1.5rem;
    border-bottom: 1px solid #e2e8f0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 80px;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: opacity 0.3s ease;
}

.sidebar.collapsed .logo-section {
    opacity: 0;
    pointer-events: none;
}

.logo-img {
    height: 48px;
    width: auto;
    display: block;
    object-fit: contain;
    background: transparent;
    border-radius: 6px;
    padding: 0;
}

/* Убираем текст рядом с логотипом (запасной стиль оставлен на будущее) */

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--secondary-color);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: var(--border-radius-sm);
    transition: all 0.2s;
}

.sidebar-toggle:hover {
    background-color: var(--light-color);
    color: var(--primary-color);
}

.nav-list {
    list-style: none;
    padding: 1rem 0;
    margin: 0;
    flex: 1;
    overflow-y: auto;
}

.nav-item {
    margin-bottom: 0.25rem;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.875rem 1.5rem;
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease;
    will-change: transform;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    margin-right: 1rem;
    position: relative;
}

.nav-link:hover {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e40af 100%);
    color: white;
    transform: translateX(2px);
}

.nav-link.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e40af 100%);
    color: white;
}

.nav-link i {
    width: 20px;
    text-align: center;
    font-size: 1.1rem;
}

.nav-link span {
    display: inline-block;
    transition: opacity 0.3s ease, width 0.3s ease;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.sidebar.collapsed .nav-link {
    justify-content: center;
    gap: 0;
}

.sidebar.collapsed .nav-link span {
    opacity: 0;
    pointer-events: none;
    width: 0;
    overflow: hidden;
    margin: 0;
}

/* Единая высота пунктов меню при свернутом сайдбаре */
.sidebar.collapsed .nav-link {
    min-height: 48px;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}

.sidebar-footer {
    padding: 1.5rem;
    border-top: 1px solid #e2e8f0;
}

/* Мгновенное применение свернутого состояния до загрузки JS (без мигания) */
html.boot-sidebar-collapsed .sidebar {
    width: var(--sidebar-collapsed-width);
    transition: none !important;
}
html.boot-sidebar-collapsed .main-content {
    margin-left: var(--sidebar-collapsed-width);
    transition: none !important;
}
html.boot-sidebar-collapsed .sidebar-edge-toggle {
    left: calc(var(--sidebar-collapsed-width) - 10px);
    transition: none !important;
}
html.boot-sidebar-collapsed .logo-section,
html.boot-sidebar-collapsed .user-info {
    opacity: 0;
    pointer-events: none;
}
html.boot-sidebar-collapsed .nav-link {
    justify-content: center;
    gap: 0;
    min-height: 48px;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
}
html.boot-sidebar-collapsed .nav-link span,
html.boot-sidebar-collapsed .logout-btn span {
    opacity: 0;
    pointer-events: none;
    width: 0;
    overflow: hidden;
    margin: 0;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    transition: opacity 0.3s ease;
}

.sidebar.collapsed .user-info {
    opacity: 0;
    pointer-events: none;
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.1rem;
}

.user-details {
    flex: 1;
}

.user-city {
    font-size: 0.75rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

#citySelector {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    border: 1px solid var(--primary-color);
    border-radius: 6px;
    background-color: white;
    color: var(--primary-color);
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
}

#citySelector:hover {
    background-color: var(--light-color);
    border-color: var(--primary-color);
}

#citySelector:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(30, 58, 138, 0.1);
}

#citySelector:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.user-name {
    font-weight: 600;
    color: var(--dark-color);
    font-size: 0.9rem;
}

.user-role {
    font-size: 0.8rem;
    color: var(--secondary-color);
}

.logout-btn {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--danger-color);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--border-radius-sm);
    transition: all 0.2s;
    width: 100%;
}

.logout-btn:hover {
    background-color: #fef2f2;
    color: var(--danger-color);
}

.logout-btn span {
    transition: opacity 0.3s ease, width 0.3s ease;
}

.sidebar.collapsed .logout-btn span {
    opacity: 0;
    pointer-events: none;
    width: 0;
}

/* Основной контент */
.main-content {
    margin-left: var(--sidebar-width);
    padding: 2rem;
    min-height: 100vh;
    transition: margin-left 0.3s ease;
    will-change: margin-left;
}

.main-content.expanded {
    margin-left: var(--sidebar-collapsed-width);
}

/* Контейнер для авторизации */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 2rem;
    position: relative;
}

.auth-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/background.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    filter: blur(3px);
    opacity: 0.8;
    z-index: 0;
}

/* Карточки */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    background: white;
    transition: all 0.3s ease;
    overflow: hidden;
}

/* Карточка авторизации */
.auth-container .card {
    position: relative;
    z-index: 1;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* Убрали hover эффект с карточек */

.card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e40af 100%);
    color: white;
    border: none;
    padding: 1.25rem;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.card-body {
    padding: 1.5rem;
}

/* Кнопки */
.btn {
    border-radius: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
    padding: 0.75rem 1.5rem;
    border: none;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    box-shadow: 0 2px 4px -1px rgba(0, 0, 0, 0.1);
}

.btn-primary {
    background: #3b82f6;
    color: white;
    box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    background: #2563eb;
    box-shadow: 0 6px 8px -1px rgba(59, 130, 246, 0.4);
    transform: translateY(-1px);
}

.btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px -1px rgba(59, 130, 246, 0.3);
}

.btn-success {
    background: #10b981;
    color: white;
    box-shadow: 0 4px 6px -1px rgba(16, 185, 129, 0.3);
}

.btn-success:hover {
    background: #059669;
    box-shadow: 0 6px 8px -1px rgba(16, 185, 129, 0.4);
    transform: translateY(-1px);
}

.btn-success:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px -1px rgba(16, 185, 129, 0.3);
}

.btn-danger {
    background: #ef4444;
    color: white;
    box-shadow: 0 4px 6px -1px rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: #dc2626;
    box-shadow: 0 6px 8px -1px rgba(239, 68, 68, 0.4);
    transform: translateY(-1px);
}

.btn-danger:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px -1px rgba(239, 68, 68, 0.3);
}

.btn-outline-primary {
    background: transparent;
    color: #3b82f6;
    border: 2px solid #3b82f6;
    box-shadow: 0 2px 4px -1px rgba(59, 130, 246, 0.1);
}

.btn-outline-primary:hover {
    background: #3b82f6;
    color: white;
    box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
    transform: translateY(-1px);
}

.btn-outline-danger {
    background: transparent;
    color: #ef4444;
    border: 2px solid #ef4444;
    box-shadow: 0 2px 4px -1px rgba(239, 68, 68, 0.1);
}

.btn-outline-danger:hover {
    background: #ef4444;
    color: white;
    box-shadow: 0 4px 6px -1px rgba(239, 68, 68, 0.3);
    transform: translateY(-1px);
}

.btn-outline-secondary {
    background: transparent;
    color: #6b7280;
    border: 2px solid #d1d5db;
    box-shadow: 0 2px 4px -1px rgba(107, 114, 128, 0.1);
}

.btn-outline-secondary:hover {
  background: #6b7280;
  color: white;
  box-shadow: 0 4px 6px -1px rgba(107, 114, 128, 0.3);
  transform: translateY(-1px);
}

.btn-outline-success {
  background: transparent;
  color: #10b981;
  border: 2px solid #10b981;
  box-shadow: 0 2px 4px -1px rgba(16, 185, 129, 0.1);
}

.btn-outline-success:hover {
  background: #10b981;
  color: white;
  box-shadow: 0 4px 6px -1px rgba(16, 185, 129, 0.3);
  transform: translateY(-1px);
}

.btn-outline-info {
  background: transparent;
  color: #06b6d4;
  border: 2px solid #06b6d4;
  box-shadow: 0 2px 4px -1px rgba(6, 182, 212, 0.1);
}

.btn-outline-info:hover {
  background: #06b6d4;
  color: white;
  box-shadow: 0 4px 6px -1px rgba(6, 182, 212, 0.3);
  transform: translateY(-1px);
}

/* Фиолетовая кнопка */
.btn-outline-purple {
  background: transparent;
  color: #7c3aed; /* violet-600 */
  border: 2px solid #7c3aed;
  box-shadow: 0 2px 4px -1px rgba(124, 58, 237, 0.1);
}

.btn-outline-purple:hover {
  background: #7c3aed;
  color: white;
  box-shadow: 0 4px 6px -1px rgba(124, 58, 237, 0.3);
  transform: translateY(-1px);
}

/* File count badge in topics list */
.file-count {
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1;
}

/* ===== Topics page ===== */
.topics-page .topics-grid {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: 0.75rem;
}

@media (min-width: 640px) {
  .topics-page .topics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 992px) {
  .topics-page .topics-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.topics-page .topic-card {
  border-left: 4px solid #1e3a8a; /* primary */
}

.topics-page .topic-card .card-body {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  min-height: 160px;
}

.topics-page .topic-actions-bar {
  margin-top: auto;
  padding-top: 0.5rem;
  border-top: 1px solid #e5e7eb;
  display: flex;
  justify-content: flex-start;
}

.topics-page .topic-title {
  font-weight: 700;
  color: #0f172a; /* slate-900 */
}

.topics-page .topic-modules-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.topics-page .module-badge {
  background: #f1f5f9; /* slate-100 */
  color: #0f172a;
  border: 1px solid #e2e8f0;
  font-weight: 600;
}

.topics-page .topic-actions .btn {
  padding: 0.4rem 0.6rem;
  border-radius: 8px;
}

.topics-page .topic-comment-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.45rem;
  font-size: 0.75rem;
  border: 1px solid #e2e8f0;
  cursor: default;
}

.bg-primary-subtle { background: #dbeafe; }
.text-primary { color: #1d4ed8 !important; }
.bg-purple-subtle { background: #ede9fe; }
.text-purple { color: #7c3aed !important; }
.bg-gray-subtle { background: #f1f5f9; }
.text-gray { color: #475569 !important; }

/* Формы */
.form-control {
    border-radius: var(--border-radius-sm);
    border: 2px solid #e2e8f0;
    transition: all 0.3s ease;
    padding: 0.875rem 1rem;
    font-size: 0.95rem;
    background: white;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.1);
    outline: none;
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
    display: block;
}

/* Статистические карточки */
.stats-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border-left: 4px solid var(--primary-color);
}

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

.stats-card.success {
    border-left-color: var(--success-color);
}

.stats-card.info {
    border-left-color: var(--info-color);
}

.stats-card.warning {
    border-left-color: var(--warning-color);
}

.stats-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--dark-color);
    margin-bottom: 0.5rem;
}

.stats-label {
    color: var(--secondary-color);
    font-weight: 500;
    margin-bottom: 0.25rem;
}

.stats-change {
    font-size: 0.875rem;
    font-weight: 600;
}

.stats-change.positive {
    color: var(--success-color);
}

.stats-change.negative {
    color: var(--danger-color);
}

/* Адаптивность */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }
    
    .sidebar.mobile-open {
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
        padding: 1rem;
    }
    
    .nav-link {
        padding: 1rem 1.5rem;
    }
    
    .card-body {
        padding: 1rem;
    }

    /* Позиционирование язычка на мобильных */
    .sidebar-edge-toggle {
        left: 0;
    }
    .sidebar.mobile-open + .sidebar-edge-toggle {
        left: calc(var(--sidebar-width) - 10px);
    }
}

/* Анимации */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Темная Конструктив отключена - layout всегда остается светлым */

/* Уважение предпочтений по снижению анимаций */
@media (prefers-reduced-motion: reduce) {
    * {
        transition: none !important;
        animation: none !important;
    }
}

/* Стили для страницы компаний */
.companies-page .btn-primary {
    background: #3b82f6;
    border-color: #3b82f6;
    font-size: 0.875rem;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
    font-weight: 500;
    transition: all 0.2s ease;
}

.companies-page .btn-primary:hover {
    background: #2563eb;
    border-color: #2563eb;
    box-shadow: 0 6px 8px -1px rgba(59, 130, 246, 0.4);
    transform: translateY(-1px);
}

.companies-page .btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px -1px rgba(59, 130, 246, 0.3);
}

.companies-page .btn-outline-primary {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    border-radius: 8px;
}

.companies-page .btn-outline-danger {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    border-radius: 8px;
}

.companies-page .card-header {
    background: #f8fafc;
    color: #374151;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.companies-page .card-header h5 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.companies-page .container-fluid {
    padding: 1rem;
}

.companies-page .row.mb-4 {
    margin-bottom: 1rem !important;
}

.companies-page .card {
    margin-bottom: 0;
}

.companies-page .table {
    border-collapse: separate;
    border-spacing: 0;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    overflow: hidden;
}

.companies-page .table th {
    background-color: #f8f9fa;
    color: #374151;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 1rem 0.75rem;
    border-bottom: 1px solid #e5e7eb;
    border-right: 1px solid #e5e7eb;
    text-align: left;
}

.companies-page .table th:last-child {
    border-right: none;
}

.companies-page .table td {
    padding: 1rem 0.75rem;
    font-size: 0.875rem;
    border-bottom: 1px solid #e5e7eb;
    border-right: 1px solid #e5e7eb;
    vertical-align: middle;
    background-color: white;
}

.companies-page .table td:last-child {
    border-right: none;
}

.companies-page .table tbody tr:last-child td {
    border-bottom: none;
}

.companies-page .table tbody tr:hover td {
    background-color: #f8fafc;
}

/* Стили для страницы должностей (аналогично компаниям) */
.positions-page .btn-primary {
    background: #3b82f6;
    border-color: #3b82f6;
    font-size: 0.875rem;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
    font-weight: 500;
    transition: all 0.2s ease;
}

.positions-page .btn-primary:hover {
    background: #2563eb;
    border-color: #2563eb;
    box-shadow: 0 6px 8px -1px rgba(59, 130, 246, 0.4);
    transform: translateY(-1px);
}

.positions-page .btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px -1px rgba(59, 130, 246, 0.3);
}

.positions-page .btn-outline-primary {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    border-radius: 8px;
}

.positions-page .btn-outline-danger {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    border-radius: 8px;
}

.positions-page .card-header {
    background: #f8fafc;
    color: #374151;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.positions-page .card-header h5 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.positions-page .container-fluid {
    padding: 1rem;
}

.positions-page .row.mb-4 {
    margin-bottom: 1rem !important;
}

.positions-page .card {
    margin-bottom: 0;
}

.positions-page .table {
    border-collapse: separate;
    border-spacing: 0;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    overflow: hidden;
}

.positions-page .table th {
    background-color: #f8f9fa;
    color: #374151;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 1rem 0.75rem;
    border-bottom: 1px solid #e5e7eb;
    border-right: 1px solid #e5e7eb;
    text-align: left;
}

.positions-page .table th:last-child {
    border-right: none;
}

.positions-page .table td {
    padding: 1rem 0.75rem;
    font-size: 0.875rem;
    border-bottom: 1px solid #e5e7eb;
    border-right: 1px solid #e5e7eb;
    vertical-align: middle;
    background-color: white;
}

.positions-page .table td:last-child {
    border-right: none;
}

.positions-page .table tbody tr:last-child td {
    border-bottom: none;
}

.positions-page .table tbody tr:hover td {
    background-color: #f8fafc;
}

/* Стили для страницы студентов (аналогично компаниям и должностям) */
.students-page .btn-primary {
    background: #3b82f6;
    border-color: #3b82f6;
    font-size: 0.875rem;
    padding: 0.75rem 1.5rem;
    border-radius: 12px;
    box-shadow: 0 4px 6px -1px rgba(59, 130, 246, 0.3);
    font-weight: 500;
    transition: all 0.2s ease;
}

/* Стили для страницы ролей и доступов (в тонах как у списков) */
.roles-page .container-fluid {
    padding: 1rem;
}

.roles-page .row.mb-4 {
    margin-bottom: 1rem !important;
}

.roles-page .card-header {
    background: #f8fafc;
    color: #374151;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.roles-page .card-header .card-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.roles-page .card {
    margin-bottom: 0;
}

.roles-page .table {
    border-collapse: separate;
    border-spacing: 0;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    overflow: hidden;
}

.roles-page .table th {
    background-color: #f8f9fa;
    color: #374151;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 0.875rem 0.75rem;
    border-bottom: 1px solid #e5e7eb;
    border-right: 1px solid #e5e7eb;
    text-align: left;
}

.roles-page .table th:last-child {
    border-right: none;
}

.roles-page .table td {
    padding: 0.875rem 0.75rem;
    font-size: 0.875rem;
    border-bottom: 1px solid #e5e7eb;
    border-right: 1px solid #e5e7eb;
    vertical-align: middle;
    background-color: white;
}

.roles-page .table td:last-child {
    border-right: none;
}

.roles-page .table tbody tr:last-child td {
    border-bottom: none;
}

.roles-page .table tbody tr:hover td {
    background-color: #f8fafc;
}

.roles-page .preview-btn {
    padding: 0.375rem 0.5rem;
    border-radius: 8px;
}

.roles-page .form-check-input {
    width: 1.1rem;
    height: 1.1rem;
}

.roles-page .alert {
    box-shadow: var(--shadow);
    border-radius: 10px;
}

/* Табы Меню / Права на странице ролей */
.roles-page .nav-tabs {
    border-bottom: 1px solid #e5e7eb;
    margin-bottom: 0.5rem;
}

.roles-page .nav-tabs .nav-link {
    border: none;
    color: #6b7280;
    font-weight: 600;
    padding: 0.5rem 1rem;
    border-radius: 10px;
    margin-right: 0.5rem;
    transition: all 0.2s ease;
}

.roles-page .nav-tabs .nav-link:hover {
    background: #f3f4f6;
    color: #1f2937;
}

.roles-page .nav-tabs .nav-link.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1e40af 100%);
    color: #fff;
    box-shadow: 0 4px 6px -1px rgba(30, 58, 138, 0.35);
}

.roles-page .tab-content {
    padding-top: 0.25rem;
}

.students-page .btn-primary:hover {
    background: #2563eb;
    border-color: #2563eb;
    box-shadow: 0 6px 8px -1px rgba(59, 130, 246, 0.4);
    transform: translateY(-1px);
}

.students-page .btn-primary:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px -1px rgba(59, 130, 246, 0.3);
}

.students-page .btn-outline-primary {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    border-radius: 8px;
}

.students-page .btn-outline-danger {
    font-size: 0.75rem;
    padding: 0.375rem 0.75rem;
    border-radius: 8px;
}

.students-page .card-header {
    background: #f8fafc;
    color: #374151;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid #e5e7eb;
}

.students-page .card-header h5 {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
}

.students-page .container-fluid {
    padding: 1rem;
}

.students-page .row.mb-4 {
    margin-bottom: 1rem !important;
}

.students-page .card {
    margin-bottom: 0;
}

.students-page .table {
    border-collapse: separate;
    border-spacing: 0;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    overflow: hidden;
}

.students-page .table th {
    background-color: #f8f9fa;
    color: #374151;
    font-weight: 600;
    font-size: 0.875rem;
    padding: 1rem 0.75rem;
    border-bottom: 1px solid #e5e7eb;
    border-right: 1px solid #e5e7eb;
    text-align: left;
}

.students-page .table th:last-child {
    border-right: none;
}

.students-page .table td {
    padding: 1rem 0.75rem;
    font-size: 0.875rem;
    border-bottom: 1px solid #e5e7eb;
    border-right: 1px solid #e5e7eb;
    vertical-align: middle;
    background-color: white;
}

.students-page .table td:last-child {
    border-right: none;
}

.students-page .table tbody tr:last-child td {
    border-bottom: none;
}

.students-page .table tbody tr:hover td {
    background-color: #f8fafc;
}

/* Исправления для модального окна и выпадающих списков */
.modal-backdrop {
    z-index: 1040 !important;
}

.modal {
    z-index: 1050 !important;
}

/* Исправление стилей для выпадающих списков */
.form-select {
    color: #212529 !important;
    background-color: #fff !important;
    border: 1px solid #ced4da !important;
}

.form-select:focus {
    color: #212529 !important;
    background-color: #fff !important;
    border-color: #86b7fe !important;
    outline: 0 !important;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25) !important;
}

.form-select option {
    color: #212529 !important;
    background-color: #fff !important;
}

.form-select option:hover {
    background-color: #e9ecef !important;
    color: #212529 !important;
}

.form-select option:checked {
    background-color: #0d6efd !important;
    color: #fff !important;
}

/* Убираем темный фон после закрытия модального окна */
body.modal-open {
    overflow: hidden;
}

body:not(.modal-open) .modal-backdrop {
    display: none !important;
}

/* Дополнительные стили для модального окна */
.modal-content {
    border: none;
    border-radius: 12px;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.modal-header {
    border-bottom: 1px solid #e5e7eb;
    padding: 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid #e5e7eb;
    padding: 1rem 1.5rem;
}

/* Стили для полей формы в модальном окне */
.modal .form-control {
    border: 1px solid #d1d5db;
    border-radius: 8px;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.modal .form-control:focus {
    border-color: #3b82f6;
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.modal .form-label {
    font-weight: 500;
    color: #374151;
    margin-bottom: 0.5rem;
}

/* Стили для загрузки фото через карандаш */
.photo-upload-container {
    position: relative;
    display: inline-block;
    cursor: pointer;
}

.photo-upload-container:hover .photo-edit-overlay {
    opacity: 1;
}

.photo-edit-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.photo-edit-icon {
    color: white;
    font-size: 1.5rem;
    background: rgba(59, 130, 246, 0.9);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.photo-edit-icon:hover {
    background: rgba(37, 99, 235, 0.9);
    transform: scale(1.1);
}

.photo-upload-input {
    display: none;
}