:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f8f9fa;
}

/* Cards de Produtos */
.product-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    border: none;
    border-radius: 10px;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.15);
}

.product-card img {
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

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

.product-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #333;
}

.product-price {
    font-size: 1.25rem;
    font-weight: bold;
    color: var(--success-color);
}

.product-price-old {
    text-decoration: line-through;
    color: #999;
    font-size: 0.9rem;
}

/* Cards de Promoção Interativos */
.promo-card {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 15px;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: all 0.3s ease;
}

.promo-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
    animation: pulse 3s ease-in-out infinite;
}

.promo-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

@keyframes pulse {
    0% { transform: scale(0.8); opacity: 0.5; }
    50% { transform: scale(1.2); opacity: 0.8; }
    100% { transform: scale(0.8); opacity: 0.5; }
}

/* Carrinho */
.cart-item {
    transition: all 0.3s ease;
}

.cart-item:hover {
    background-color: rgba(0,0,0,0.02);
}

.last-child-border-0:last-child {
    border-bottom: none !important;
}

/* Badge do Carrinho */
.cart-badge {
    position: absolute;
    top: -5px;
    right: -10px;
    font-size: 0.65rem;
    padding: 0.25em 0.5em;
    border-radius: 50%;
}

.nav-link {
    position: relative;
}

/* Utilitários */
.cursor-pointer {
    cursor: pointer;
}

.object-fit-cover {
    object-fit: cover;
}
}

.cart-item:last-child {
    border-bottom: none;
}

.quantity-controls {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.quantity-controls button {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    border: 1px solid #ddd;
    background: white;
    cursor: pointer;
    transition: all 0.2s;
}

.quantity-controls button:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    margin-bottom: 3rem;
}

.hero-section h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1rem;
}

.hero-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}

/* Badges */
.badge-promo {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: bold;
    animation: blink 2s infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* Avaliações */
.rating {
    color: #ffc107;
}

.rating .empty {
    color: #ddd;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .product-card img {
        height: 150px;
    }
    
    .promo-card {
        padding: 1.5rem;
    }
}

/* Admin Panel */
.admin-sidebar {
    background: var(--dark-color);
    min-height: 100vh;
    color: white;
}

.admin-sidebar .nav-link {
    color: rgba(255,255,255,0.8);
    padding: 1rem 1.5rem;
    transition: all 0.3s;
}

.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
    background: rgba(255,255,255,0.1);
    color: white;
}

.admin-content {
    background: white;
    min-height: 100vh;
    padding: 2rem;
}

@media (max-width: 768px) {
    .admin-sidebar {
        min-height: auto;
    }
    .admin-sidebar .nav-link {
        padding: 0.75rem 1rem;
    }
    .admin-content {
        padding: 1rem;
    }
}
/* Forms */
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,0.25);
}

.btn-primary {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover {
    background: #0056b3;
    border-color: #0056b3;
}

/* Loading Spinner */
.spinner {
    border: 4px solid #f3f3f3;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}

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