/* Основные стили */
:root {
    --primary-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --header-gradient: linear-gradient(135deg, #2c3e50, #34495e);
    --primary-color: #667eea;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #17a2b8;
    --dark-color: #343a40;
}

body {
    background: var(--primary-gradient);
    min-height: 100vh;
    padding: 15px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.main-container {
    background: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    overflow: hidden;
    max-width: 1400px;
    margin: 0 auto;
}

.header-main {
    background: var(--header-gradient);
    color: white;
    padding: 20px 15px;
}

.feature-card {
    border: none;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    margin-bottom: 20px;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.btn-action {
    padding: 10px 15px;
    font-size: 14px;
    margin: 3px;
    white-space: nowrap;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.btn-action:hover {
    transform: translateY(-2px);
}

.stats-number {
    font-size: 1.5rem;
    font-weight: bold;
}

.admin-badge {
    background: var(--danger-color);
    color: white;
    padding: 4px 8px;
    border-radius: 20px;
    font-size: 11px;
}

.user-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.user-badges .badge {
    font-size: 12px;
    padding: 6px 10px;
    border-radius: 8px;
}

.mobile-stack {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.table-responsive-mobile {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: 10px;
}

/* Стили для таблиц */
.table-hover tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.03);
}

.table > :not(caption) > * > * {
    padding: 12px 8px;
}

/* Стили для карточек статистики */
.stat-card {
    border: none;
    border-radius: 10px;
    color: white;
    text-align: center;
    padding: 20px 15px;
    margin-bottom: 20px;
}

.stat-card.bg-primary { background: linear-gradient(135deg, #007bff, #0056b3) !important; }
.stat-card.bg-success { background: linear-gradient(135deg, #28a745, #1e7e34) !important; }
.stat-card.bg-warning { background: linear-gradient(135deg, #ffc107, #e0a800) !important; }
.stat-card.bg-info { background: linear-gradient(135deg, #17a2b8, #138496) !important; }
.stat-card.bg-danger { background: linear-gradient(135deg, #dc3545, #c82333) !important; }

/* Стили для модальных окон */
.modal-content {
    border: none;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.modal-header {
    background: var(--header-gradient);
    color: white;
    border-radius: 15px 15px 0 0;
    border: none;
}

.modal-header .btn-close {
    filter: invert(1);
}

/* Стили для форм */
.form-control, .form-select {
    border-radius: 8px;
    border: 1px solid #e1e5e9;
    padding: 10px 15px;
    transition: all 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

.input-group-text {
    border-radius: 8px;
    background-color: #f8f9fa;
    border: 1px solid #e1e5e9;
}

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

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

.slide-in-left {
    animation: slideInLeft 0.5s ease-out;
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-30px); }
    to { opacity: 1; transform: translateX(0); }
}

.slide-in-right {
    animation: slideInRight 0.5s ease-out;
}

@keyframes slideInRight {
    from { opacity: 0; transform: translateX(30px); }
    to { opacity: 1; transform: translateX(0); }
}

/* Стили для алертов */
.alert {
    border: none;
    border-radius: 10px;
    padding: 15px 20px;
}

.alert-dismissible .btn-close {
    padding: 0.75rem;
}

/* Стили для иконок */
.icon-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

/* Стили для бейджей в таблицах */
.badge {
    font-weight: 500;
    padding: 6px 12px;
    border-radius: 6px;
}

/* Адаптивность */
@media (min-width: 768px) {
    .header-main {
        padding: 30px;
    }
    
    .btn-action {
        padding: 12px 20px;
        font-size: 16px;
        margin: 5px;
    }
    
    .user-badges .badge {
        font-size: 14px;
        padding: 8px 12px;
    }
    
    .mobile-stack {
        flex-direction: row;
        align-items: center;
        gap: 15px;
    }
    
    .stats-number {
        font-size: 2rem;
    }
    
    .admin-badge {
        padding: 5px 10px;
        font-size: 12px;
    }
}

@media (max-width: 576px) {
    body {
        padding: 10px;
    }
    
    .main-container {
        border-radius: 10px;
    }
    
    .header-main {
        padding: 15px;
    }
    
    .feature-card {
        margin-bottom: 15px;
    }
    
    .table > :not(caption) > * > * {
        padding: 8px 6px;
        font-size: 14px;
    }
    
    .stat-card {
        padding: 15px 10px;
    }
}

/* Специфические стили для разных состояний */
.text-bronze {
    color: #cd7f32 !important;
}

.loading {
    opacity: 0.6;
    pointer-events: none;
}

.loading .fas {
    animation: spin 1s linear infinite;
}

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

/* Стили для toast-уведомлений */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}

.toast {
    min-width: 300px;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    border: none;
    border-radius: 10px;
}

/* Стили для пустых состояний */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: #6c757d;
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 15px;
    opacity: 0.5;
}