/* Переключатель темы */
.theme-toggle {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--card-bg);
    border: 2px solid var(--border);
    box-shadow: var(--shadow-lg);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 1000;
}

.theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

.theme-toggle svg {
    width: 24px;
    height: 24px;
    color: var(--text-primary);
}

/* Обновление card стилей */
.card {
    background: var(--card-bg) !important;
    color: var(--text-primary);
    transition: background 0.3s ease, transform 0.3s ease;
}

.card h3, .card h2, .card h1 {
    color: var(--text-primary) !important;
}

.card p {
    color: var(--text-secondary) !important;
}

.card label {
    color: var(--text-primary) !important;
}

/* Navbar темная тема */
.navbar {
    background: var(--card-bg) !important;
    border-bottom: 1px solid var(--border);
}

.nav-brand h2 {
    color: var(--text-primary) !important;
}

.nav-link {
    color: var(--text-secondary) !important;
}

.nav-link:hover, .nav-link.active {
    color: var(--primary) !important;
}

/* Modal темная тема */
.modal-content {
    background: var(--card-bg) !important;
}

.modal-header h2 {
    color: var(--text-primary) !important;
}

.modal-close {
    color: var(--text-secondary) !important;
}

/* Input темная тема */
input[type="date"],
input[type="time"],
input[type="number"],
input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
    background: var(--input-bg) !important;
    color: var(--text-primary) !important;
    border-color: var(--input-border) !important;
}

/* Container темная тема */
.container {
    background: var(--card-bg) !important;
}

/* Page header */
.page-header h1 {
    color: var(--text-primary) !important;
}

.page-header p {
    color: var(--text-secondary) !important;
}

/* Section header */
.section-header h2 {
    color: var(--text-primary) !important;
}

/* Empty state */
.empty-state {
    color: var(--text-secondary) !important;
}

/* Building card */
.building-card h3 {
    color: var(--text-primary) !important;
}

.building-address {
    color: var(--text-secondary) !important;
}

/* Room card */
.room-header h3 {
    color: var(--text-primary) !important;
}

.room-building,
.room-floor {
    color: var(--text-secondary) !important;
}

/* Booking card */
.booking-header h3 {
    color: var(--text-primary) !important;
}

.booking-date {
    color: var(--text-secondary) !important;
}

.booking-details p {
    color: var(--text-secondary) !important;
}

/* Auth card */
.auth-card {
    background: var(--card-bg) !important;
}

.auth-header h1 {
    color: var(--text-primary) !important;
}

.auth-header p {
    color: var(--text-secondary) !important;
}

.auth-footer p {
    color: var(--text-secondary) !important;
}

/* Form labels */
.form-group label {
    color: var(--text-primary) !important;
}

.form-group small {
    color: var(--text-secondary) !important;
}

/* Stats card */
.stat-card h3 {
    color: white !important;
}

.stat-card p {
    color: rgba(255, 255, 255, 0.9) !important;
}

/* Мобильная адаптация */
@media (max-width: 768px) {
    .auth-card {
        padding: 32px 20px;
        max-width: 100%;
    }
    
    .auth-header h1 {
        font-size: 24px;
    }
    
    .container {
        padding: 16px;
    }
    
    .nav-menu {
        flex-direction: column;
        gap: 8px;
        width: 100%;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
        padding: 12px;
    }
    
    .page-header {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
    
    .grid {
        grid-template-columns: 1fr !important;
    }
    
    .stats-grid {
        grid-template-columns: 1fr !important;
    }
    
    .form-row {
        grid-template-columns: 1fr !important;
    }
    
    .booking-card {
        padding: 16px;
    }
    
    .booking-actions {
        flex-direction: column;
    }
    
    .booking-actions button {
        width: 100%;
    }
    
    .theme-toggle {
        bottom: 16px;
        right: 16px;
        width: 48px;
        height: 48px;
    }
    
    .admin-tabs {
        flex-wrap: wrap;
    }
    
    .admin-tab {
        flex: 1 1 45%;
        min-width: 120px;
    }
}

@media (max-width: 480px) {
    .auth-header h1 {
        font-size: 20px;
    }
    
    .btn {
        padding: 12px 20px;
        font-size: 14px;
    }
    
    .card {
        padding: 16px;
    }
    
    .navbar {
        padding: 12px;
    }
    
    .nav-brand h2 {
        font-size: 18px;
    }
}

/* Календарь */
.calendar-container {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow);
}

.calendar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.calendar-header h2 {
    color: var(--text-primary);
    font-size: 24px;
}

.calendar-weekdays {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
    margin-bottom: 8px;
    text-align: center;
    font-weight: 600;
    color: var(--text-secondary);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 8px;
}

.calendar-day {
    aspect-ratio: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
    background: var(--input-bg);
    color: var(--text-primary);
    position: relative;
    padding: 8px;
}

.calendar-day.empty {
    background: transparent;
    cursor: default;
}

.calendar-day:not(.empty):hover {
    background: var(--primary-light);
    color: white;
    transform: scale(1.05);
}

.calendar-day.selected {
    background: var(--primary);
    color: white;
}

.calendar-day.has-booking {
    border: 2px solid var(--primary);
    font-weight: 600;
}

.calendar-day.today {
    background: var(--primary);
    color: white;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

.calendar-day.today .booking-count {
    background: white;
    color: var(--primary);
}

.day-number {
    font-size: 16px;
}

.booking-count {
    font-size: 11px;
    background: var(--danger);
    color: white;
    border-radius: 10px;
    padding: 2px 6px;
    margin-top: 4px;
}

/* Кнопка быстрого бронирования */
.quick-booking-btn {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: 16px 24px;
    border-radius: 12px;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    width: 100%;
    margin-bottom: 16px;
}

.quick-booking-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.3);
}

.booking-status {
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.status-confirmed {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.status-cancelled {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}

/* Фильтры поиска */
.search-filters {
    background: var(--card-bg);
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 24px;
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.filter-group {
    flex: 1;
    min-width: 200px;
}

.filter-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-secondary);
    font-size: 14px;
}

.filter-group input,
.filter-group select {
    width: 100%;
    padding: 10px 14px;
    border: 2px solid var(--input-border);
    border-radius: 8px;
    background: var(--input-bg);
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .search-filters {
        flex-direction: column;
    }
    
    .filter-group {
        width: 100%;
    }
    
    .calendar-grid {
        gap: 4px;
    }
}