/* Royal Classic Theme */
:root {
    --bg-color: #ffffff;
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --accent-gold: #d4af37;
    --bg-light: #f9f9f9;
    --font-serif: 'Playfair Display', serif;
    --font-sans: 'Lato', sans-serif;
}

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

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    background-color: var(--bg-color);
    line-height: 1.6;
}

h1,
h2,
h3 {
    font-family: var(--font-serif);
    font-weight: 400;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Top Bar */
.top-bar {
    background-color: var(--text-primary);
    color: #fff;
    padding: 0.5rem 0;
    font-size: 0.8rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
}

/* Navbar */
.navbar {
    padding: 2rem 0;
    border-bottom: 1px solid #eee;
    background: #fff;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    letter-spacing: 2px;
    color: var(--text-primary);
}

.nav-menu {
    display: flex;
    gap: 3rem;
    list-style: none;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-primary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: var(--accent-gold);
}

/* Hero Section */
.hero {
    height: 80vh;
    display: flex;
    align-items: center;
    background-color: var(--bg-light);
    overflow: hidden;
}

.hero-content {
    flex: 1;
    padding: 0 5rem;
    z-index: 1;
}

.hero-image {
    flex: 1;
    height: 100%;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-subtitle {
    display: block;
    color: var(--accent-gold);
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.hero-title {
    font-size: 4rem;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.hero-desc {
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.1rem;
}

.btn-classic {
    display: inline-block;
    padding: 1rem 3rem;
    border: 1px solid var(--text-primary);
    text-decoration: none;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.9rem;
    transition: all 0.3s;
}

.btn-classic:hover {
    background-color: var(--text-primary);
    color: #fff;
}

/* Section Common */
section {
    padding: 6rem 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.divider-gold {
    width: 60px;
    height: 2px;
    background-color: var(--accent-gold);
    margin: 0 auto 1rem;
}

/* Prices Section */
.prices-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-bottom: 2rem;
}

.price-item {
    border: 1px solid #eee;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s;
}

.price-item:hover {
    border-color: var(--accent-gold);
    transform: translateY(-5px);
}

.metal-name {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: var(--text-secondary);
}

.price-value {
    display: block;
    font-size: 1.8rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.price-change {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.update-time {
    text-align: center;
    color: #999;
    font-size: 0.9rem;
    font-style: italic;
}

/* Collection Grid */
.collection-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    grid-template-rows: 300px 300px;
    gap: 1.5rem;
}

.collection-item {
    position: relative;
    overflow: hidden;
}

.collection-item.large {
    grid-row: span 2;
}

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

.collection-item:hover img {
    transform: scale(1.05);
}

.overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
    color: #fff;
    opacity: 0;
    transition: opacity 0.3s;
}

.collection-item:hover .overlay {
    opacity: 1;
}

/* Visit Section */
.visit-section {
    background-color: var(--bg-light);
}

.visit-content {
    display: flex;
    gap: 4rem;
    align-items: center;
}

.visit-info {
    flex: 1;
}

.visit-info address {
    font-style: normal;
    margin-top: 2rem;
}

.visit-info p {
    margin-bottom: 1.5rem;
    color: var(--text-secondary);
}

.visit-info strong {
    color: var(--text-primary);
    display: block;
    margin-bottom: 0.5rem;
    font-family: var(--font-serif);
}

.visit-map {
    flex: 1;
    height: 400px;
    background-color: #eee;
    border: 1px solid #ddd;
}

/* Footer */
footer {
    background-color: var(--text-primary);
    color: #fff;
    padding: 3rem 0;
    text-align: center;
    font-size: 0.9rem;
    color: #999;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .hero {
        flex-direction: column;
        height: auto;
    }

    .hero-content {
        padding: 4rem 2rem;
        text-align: center;
    }

    .hero-image {
        height: 400px;
    }

    .prices-grid {
        grid-template-columns: 1fr;
    }

    .collection-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .visit-content {
        flex-direction: column;
    }

    .visit-map {
        width: 100%;
    }

    .nav-menu {
        display: none;
    }
}