:root {
    /* Color Palette */
    --primary: #1a1a2e;
    --primary-light: #16213e;
    --secondary: #0f3460;
    --accent: #e94560;
    --gold: #c9a84c;
    
    /* Neutral Colors */
    --white: #ffffff;
    --black: #000000;
    --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;

    /* Theme */
    --bg-color: var(--white);
    --text-color: var(--gray-800);
    --text-muted: var(--gray-600);
    --card-bg: var(--white);
    --border-color: var(--gray-200);
    --nav-bg: rgba(255, 255, 255, 0.95);
    
    /* Typography */
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    /* Transitions & Shadows */
    --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    --shadow-hover: 0 15px 30px rgba(0,0,0,0.15);
}

.dark-mode {
    --bg-color: var(--primary);
    --text-color: var(--gray-100);
    --text-muted: var(--gray-400);
    --card-bg: var(--primary-light);
    --border-color: var(--gray-800);
    --nav-bg: rgba(26, 26, 46, 0.95);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
    transition: background-color 0.3s ease, color 0.3s ease;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-color);
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--gold);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--nav-bg);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.header.scrolled {
    padding: 10px 0;
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo span {
    color: var(--gold);
}

.main-nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

.main-nav a {
    color: var(--text-color);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    padding: 5px 0;
}

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--accent), var(--gold));
    transition: var(--transition);
}

.main-nav a:hover::after, .main-nav a.active::after {
    width: 100%;
}

.theme-toggle {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-color);
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: var(--card-bg);
    box-shadow: var(--shadow-sm);
}

.theme-toggle:hover {
    transform: rotate(15deg) scale(1.1);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: var(--white);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://images.unsplash.com/photo-1616486338812-3dadae4b4ace?w=1920&h=1080&fit=crop');
    background-size: cover;
    background-position: center;
    opacity: 0.2;
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    text-align: center;
    margin: 0 auto;
}

.hero-title {
    font-size: 4rem;
    font-weight: 800;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--white) 0%, var(--gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 40px;
    font-weight: 300;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    animation: fadeInUp 1s ease 0.4s both;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 30px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    gap: 8px;
}

.btn-primary {
    background: linear-gradient(45deg, var(--accent), #ff6b81);
    color: var(--white);
    box-shadow: 0 4px 15px rgba(233, 69, 96, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(233, 69, 96, 0.6);
    color: var(--white);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-outline:hover {
    background: var(--white);
    color: var(--primary);
    transform: translateY(-3px);
}

/* Sections */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 2.5rem;
    position: relative;
    display: inline-block;
    margin-bottom: 15px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--gold));
    border-radius: 3px;
}

/* Grid Layouts */
.grid {
    display: grid;
    gap: 30px;
}

.grid-3 {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

/* Cards */
.card {
    background: var(--card-bg);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.card-img-wrapper {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.card-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.card-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: var(--accent);
    color: white;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
    z-index: 2;
}

.card-body {
    padding: 25px;
}

.card-category {
    font-size: 0.85rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 600;
    margin-bottom: 10px;
    display: block;
}

.card-title {
    font-size: 1.25rem;
    margin-bottom: 10px;
}

.card-title a {
    color: var(--text-color);
}

.card-title a:hover {
    color: var(--accent);
}

.card-price {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--gold);
    display: block;
    margin-bottom: 15px;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

/* Category Cards */
.category-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.category-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.5s ease;
}

.category-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    transition: var(--transition);
}

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

.category-card:hover .category-overlay {
    background: rgba(0,0,0,0.6);
}

.category-content {
    position: relative;
    z-index: 1;
    padding: 20px;
}

.category-title {
    font-size: 1.5rem;
    color: white;
    margin-bottom: 5px;
}

/* Footer */
.footer {
    background: var(--primary);
    color: var(--gray-300);
    padding: 80px 0 30px;
    margin-top: 50px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-title {
    color: var(--white);
    font-size: 1.2rem;
    margin-bottom: 25px;
    position: relative;
}

.footer-title::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -8px;
    width: 30px;
    height: 2px;
    background: var(--gold);
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--gray-400);
    transition: var(--transition);
}

.footer-links a:hover {
    color: var(--gold);
    padding-left: 5px;
}

.footer-contact li {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
    align-items: flex-start;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Product Detail */
.product-detail-flex {
    display: flex;
    gap: 50px;
    align-items: flex-start;
}
.product-detail-img {
    flex: 1;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.product-detail-img img {
    width: 100%;
    display: block;
}
.product-detail-info {
    flex: 1;
}
.product-detail-title {
    font-size: 2.5rem;
    margin-bottom: 10px;
}
.product-detail-price {
    font-size: 2rem;
    color: var(--gold);
    font-weight: 700;
    margin-bottom: 20px;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    .product-detail-flex {
        flex-direction: column;
    }
    .main-nav {
        display: none;
    }
}