/* Variables CSS - Tracert System Theme */
:root {
    --primary-color: #1e3a8a; /* Dark navy blue */
    --secondary-color: #4FC3F7; /* Light blue */
    --accent-color: #29B6F6; /* Bright blue */
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #0f172a; /* Very dark blue */
    --text-light: #ffffff;
    --text-dark: #1e3a8a;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
}

/* Reset y estilos base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
}

/* Header */
.header {
    box-shadow: 0 4px 12px rgba(30, 58, 138, 0.15);
    border-bottom: 2px solid var(--accent-color);
}

.navbar-brand {
    font-weight: bold;
    font-size: 1.5rem;
}

.navbar-brand img {
    margin-right: 10px;
}

/* Hero Slider */
.hero-slider {
    position: relative;
    height: 500px;
    overflow: hidden;
}

.hero-slide {
    height: 500px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    display: flex;
    align-items: center;
}

.hero-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.4);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.hero-content h1 {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.5);
}

/* Swiper Customization */
.swiper-pagination-bullet {
    background: white;
    opacity: 0.7;
}

.swiper-pagination-bullet-active {
    opacity: 1;
}

.swiper-button-next,
.swiper-button-prev {
    color: white;
}

/* Section Titles */
.section-title {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--gray-800);
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: var(--primary-color);
}

/* Category Cards */
.category-card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.2);
}

.category-image {
    height: 200px;
    overflow: hidden;
    position: relative;
}

.category-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.category-card:hover .category-image img {
    transform: scale(1.1);
}

.category-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--gray-500);
}

.category-content {
    padding: 1.5rem;
    text-align: center;
}

.category-content h3 {
    font-size: 1.3rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: var(--gray-800);
}

.category-content p {
    color: var(--gray-600);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

/* Product Cards */
.product-card {
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    position: relative;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0,0,0,0.2);
}

.product-image {
    height: 250px;
    overflow: hidden;
    position: relative;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.product-card:hover .product-image img {
    transform: scale(1.1);
}

.product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.product-card:hover .product-overlay {
    opacity: 1;
}

.product-content {
    padding: 1.5rem;
}

.product-content h5 {
    font-size: 1.1rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
    color: var(--gray-800);
    line-height: 1.3;
}

.product-category {
    color: var(--gray-600);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.product-price {
    display: flex;
    align-items: center;
    gap: 10px;
}

.old-price {
    color: var(--gray-500);
    text-decoration: line-through;
    font-size: 0.9rem;
}

.current-price {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
}

/* Offer Cards */
.offer-card {
    border: 2px solid var(--danger-color);
}

.offer-card .current-price {
    color: var(--danger-color);
}

/* Footer */
.footer {
    margin-top: auto;
}

.footer h5,
.footer h6 {
    color: white;
    margin-bottom: 1rem;
}

.footer p {
    color: var(--gray-300);
}

.footer ul li {
    margin-bottom: 0.5rem;
}

.footer a {
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: var(--primary-color) !important;
}

.social-links a {
    color: white;
    transition: color 0.3s ease;
}

.social-links a:hover {
    color: var(--primary-color);
}

/* Cart Badge */
.cart-count {
    position: absolute;
    top: -8px;
    right: -8px;
    font-size: 0.7rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-slider {
        height: 400px;
    }
    
    .hero-slide {
        height: 400px;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 1.5rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .product-image {
        height: 200px;
    }
    
    .category-image {
        height: 150px;
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Toast Notifications */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
}

.toast {
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    margin-bottom: 10px;
    min-width: 300px;
}

.toast-header {
    background: var(--primary-color);
    color: white;
    border-radius: 8px 8px 0 0;
    padding: 0.75rem 1rem;
}

.toast-body {
    padding: 1rem;
}

/* Form Styles */
.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0,123,255,.25);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--accent-color) 100%);
    border-color: var(--primary-color);
    box-shadow: 0 2px 4px rgba(30, 58, 138, 0.2);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--accent-color) 0%, var(--primary-color) 100%);
    border-color: var(--accent-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(30, 58, 138, 0.3);
}

/* Utility Classes */
.text-primary { color: var(--primary-color) !important; }
.text-secondary { color: var(--secondary-color) !important; }
.text-success { color: var(--success-color) !important; }
.text-danger { color: var(--danger-color) !important; }
.text-warning { color: var(--warning-color) !important; }
.text-info { color: var(--info-color) !important; }

.bg-primary { background-color: var(--primary-color) !important; }
.bg-secondary { background-color: var(--secondary-color) !important; }
.bg-success { background-color: var(--success-color) !important; }
.bg-danger { background-color: var(--danger-color) !important; }
.bg-warning { background-color: var(--warning-color) !important; }
.bg-info { background-color: var(--info-color) !important; }