/* Кастомные стили поверх Bootstrap */

:root {
    --bs-primary: #1a237e;
    --bs-primary-rgb: 26, 35, 126;
    --bs-secondary: #5c6bc0;
    --bs-success: #4caf50;
    --bs-warning: #ff9800;
}

/* Общие стили */
body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: #f8f9fa;
}

/* Шапка */
.header {
    border-bottom: 3px solid var(--bs-primary);
    z-index: 1030;
}

/* Карточки товаров */
.product-card {
    transition: all 0.3s ease;
    border: none;
    height: 100%;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15) !important;
}

.product-card .card-img-top {
    height: 220px;
    background: linear-gradient(135deg, #f5f5f5 0%, #e8eaf6 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.product-card .card-img-top img {
    max-height: 180px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.product-card:hover .card-img-top img {
    transform: scale(1.05);
}

/* Цены */
.price-card {
    background: linear-gradient(135deg, #f8f9fa 0%, #e8eaf6 100%);
    border-left: 4px solid var(--bs-primary);
}

.rrc-price {
    color: #d32f2f;
    font-weight: 700;
}

/* Штрих-код */
.barcode-container {
    background: white;
    padding: 10px;
    border-radius: 6px;
    border: 1px solid #dee2e6;
}

/* Кнопки */
.btn-primary {
    --bs-btn-bg: #1a237e;
    --bs-btn-border-color: #1a237e;
    --bs-btn-hover-bg: #283593;
    --bs-btn-hover-border-color: #283593;
    --bs-btn-active-bg: #3949ab;
    --bs-btn-active-border-color: #3949ab;
}

.btn-outline-primary {
    --bs-btn-color: #1a237e;
    --bs-btn-border-color: #1a237e;
    --bs-btn-hover-bg: #1a237e;
    --bs-btn-hover-border-color: #1a237e;
}

.btn-certificate {
    --bs-btn-bg: linear-gradient(135deg, #4caf50 0%, #2e7d32 100%);
    --bs-btn-border-color: #388e3c;
    --bs-btn-hover-bg: #2e7d32;
    --bs-btn-hover-border-color: #1b5e20;
}

/* Стили для модальных окон */
.modal-header {
    border-bottom: 2px solid rgba(255,255,255,0.1);
}

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

.product-card {
    animation: fadeIn 0.5s ease;
}

/* Загрузка */
.loading-spinner {
    width: 3rem;
    height: 3rem;
}

/* Предфутер карточки */
.prefooter .card {
    border: none;
    transition: all 0.3s ease;
}

.prefooter .card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.12) !important;
}

/* Футер */
.footer {
    background: linear-gradient(135deg, #1a237e 0%, #283593 100%);
}

/* Адаптивность */
@media (max-width: 768px) {
    .header .col-lg-2,
    .header .col-lg-7,
    .header .col-lg-3 {
        text-align: center !important;
        justify-content: center !important;
    }
    
    .filters .col-lg-8,
    .filters .col-lg-4 {
        text-align: center;
    }
    
    .filter-buttons {
        justify-content: center;
    }
    
    .product-card .card-img-top {
        height: 180px;
    }
}

/* Тёмная тема (опционально) */
@media (prefers-color-scheme: dark) {
    body {
        background-color: #121212;
        color: #e0e0e0;
    }
    
    .bg-light {
        background-color: #1e1e1e !important;
    }
    
    .card {
        background-color: #1e1e1e;
        color: #e0e0e0;
        border-color: #333;
    }
    
    .product-card .card-img-top {
        background: #2d2d2d;
    }
    
    .price-card {
        background: #252525;
    }
}

/* Стили для сертификатов в модальном окне */
.certificate-item {
    border: 1px solid #dee2e6;
    border-radius: 8px;
    padding: 15px;
    transition: all 0.3s ease;
    cursor: pointer;
    height: 100%;
}

.certificate-item:hover {
    background-color: #e8eaf6;
    border-color: #1a237e;
    transform: translateY(-3px);
}

.certificate-icon {
    font-size: 2rem;
    color: var(--bs-success);
}

/* Сообщения */
.alert-custom {
    border-left: 4px solid;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Иконки */
.fas, .fab {
    font-size: 0.9em;
}