:root {
    /* Colors */
    --primary-color: #1a1a1a;
    --secondary-color: #d4af37; /* Gold */
    --accent-color: #e8d5d5;
    --text-color: #333333;
    --light-text: #666666;
    --bg-color: #ffffff;
    --light-bg: #f9f9f9;
    --white: #ffffff;
    
    /* Fonts */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    
    /* Spacing */
    --container-width: 1200px;
    --header-height: 80px;
}
/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: --font-body;
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
}
a {
    text-decoration: none;
    color: inherit;
    transition: 0.3s;
}
ul {
    list-style: none;
}
img {
    max-width: 100%;
    display: block;
}
/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    color: var(--primary-color);
    font-weight: 700;
}
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}
.section {
    padding: 100px 0;
}
.section-header {
    text-align: center;
    margin-bottom: 60px;
}
.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}
.section-header p {
    color: var(--light-text);
    font-size: 1.1rem;
}
/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 0; /* Sharp edges for premium feel */
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}
.btn-primary {
    background-color: var(--primary-color);
    color: var(--white);
    border: 1px solid var(--primary-color);
}
.btn-primary:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--primary-color);
}
.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 1px solid var(--primary-color);
}
.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
}
/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.05);
    display: flex;
    align-items: center;
    transition: all 0.3s ease;
}
header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}
.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 1px;
}
.logo span {
    color: var(--secondary-color);
}
.nav-menu ul {
    display: flex;
    gap: 30px;
}
.nav-menu a {
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
}
.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary-color);
    transition: width 0.3s ease;
}
.nav-menu a:hover::after,
.nav-menu a.active::after {
    width: 100%;
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
}
/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding-top: var(--header-height);
    overflow: hidden;
}
.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), url('https://images.unsplash.com/photo-1596462502278-27bfdd403348?q=80&w=1920&auto=format&fit=crop');
    background-size: cover;
    background-position: center;
    z-index: -1;
}
.hero-content {
    color: var(--white);
    max-width: 800px;
    margin: 0 auto;
}
.hero-subtitle {
    display: block;
    font-size: 1rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 20px;
    color: var(--secondary-color);
}
.hero h1 {
    font-size: 4rem;
    line-height: 1.2;
    margin-bottom: 30px;
    color: var(--white);
}
.hero p {
    font-size: 1.2rem;
    margin-bottom: 40px;
    opacity: 0.9;
}
.hero-btns {
    display: flex;
    gap: 20px;
    justify-content: center;
}
.hero-btns .btn-outline {
    color: var(--white);
    border-color: var(--white);
}
.hero-btns .btn-outline:hover {
    background-color: var(--white);
    color: var(--primary-color);
}
/* Stats Section */
.stats {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 60px 0;
}
.stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    text-align: center;
    gap: 30px;
}
.stat-item h3 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 10px;
}
.stat-item p {
    font-size: 1rem;
    opacity: 0.8;
}
/* Directory Section */
.directory {
    background-color: var(--light-bg);
}
.category-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}
.category-card {
    position: relative;
    height: 400px;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
    padding: 30px;
    color: var(--white);
    group: hover;
}
.card-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.5s ease;
    z-index: 1;
}
.category-card:hover .card-bg {
    transform: scale(1.1);
}
.card-content {
    position: relative;
    z-index: 2;
    width: 100%;
}
.card-content h3 {
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 5px;
}
.card-content p {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-bottom: 15px;
}
.card-content .arrow {
    font-size: 1.2rem;
    color: var(--secondary-color);
    transition: transform 0.3s ease;
    display: inline-block;
}
.category-card:hover .arrow {
    transform: translateX(10px);
}
/* Exhibitions Section */
.exhibitions {
    background-color: var(--white);
}
.exhibition-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}
.exhibition-card {
    border: 1px solid #eee;
    padding: 30px;
    display: flex;
    gap: 20px;
    transition: box-shadow 0.3s ease;
}
.exhibition-card:hover {
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
}
.ex-date {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-width: 70px;
    height: 70px;
    background-color: var(--light-bg);
    border-radius: 4px;
    color: var(--primary-color);
}
.ex-date .month {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
}
.ex-date .day {
    font-size: 1.2rem;
    font-weight: 700;
}
.ex-info h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}
.ex-info .location {
    color: var(--secondary-color);
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 10px;
}
.ex-info .desc {
    font-size: 0.9rem;
    color: var(--light-text);
    margin-bottom: 15px;
    line-height: 1.5;
}
.ex-info .link {
    font-size: 0.9rem;
    font-weight: 600;
    text-decoration: underline;
}
/* CTA Section */
.cta {
    background-color: var(--accent-color);
    text-align: center;
    padding: 80px 0;
}
.cta h2 {
    margin-bottom: 15px;
}
.cta p {
    margin-bottom: 30px;
}
.newsletter-form {
    display: flex;
    justify-content: center;
    gap: 10px;
    max-width: 500px;
    margin: 0 auto;
}
.newsletter-form input {
    flex: 1;
    padding: 12px 20px;
    border: 1px solid transparent;
    border-radius: 0;
    font-family: var(--font-body);
}
.newsletter-form input:focus {
    outline: none;
    border-color: var(--primary-color);
}
/* Footer */
footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 80px 0 30px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}
.footer-col h4 {
    color: var(--white);
    margin-bottom: 25px;
    font-size: 1.1rem;
}
.footer-col p, .footer-col a {
    color: rgba(255,255,255,0.7);
    font-size: 0.95rem;
    margin-bottom: 10px;
    display: block;
}
.footer-col a:hover {
    color: var(--secondary-color);
}
.social-links {
    display: flex;
    gap: 15px;
}
.social-links a {
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255,255,255,0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: 0.3s;
}
.social-links a:hover {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--primary-color);
}
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.5);
}
/* Responsive */
@media (max-width: 992px) {
    .hero h1 {
        font-size: 3rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: var(--white);
        padding: 20px;
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        z-index: 999;
    }
    
    .nav-menu.active {
        transform: translateY(0);
    }
    
    .nav-menu ul {
        flex-direction: column;
        gap: 15px;
        text-align: center;
    }
    
    .mobile-menu-btn {
        display: block;
        width: 30px;
        height: 20px;
        position: relative;
    }
    
    .mobile-menu-btn span {
        display: block;
        width: 100%;
        height: 2px;
        background-color: var(--primary-color);
        position: absolute;
        transition: 0.3s;
    }
    
    .mobile-menu-btn span:nth-child(1) { top: 0; }
    .mobile-menu-btn span:nth-child(2) { top: 50%; transform: translateY(-50%); }
    .mobile-menu-btn span:nth-child(3) { bottom: 0; }
    
    .mobile-menu-btn.active span:nth-child(1) { top: 50%; transform: rotate(45deg); }
    .mobile-menu-btn.active span:nth-child(2) { opacity: 0; }
    .mobile-menu-btn.active span:nth-child(3) { top: 50%; transform: rotate(-45deg); }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .newsletter-form {
        flex-direction: column;
    }
}