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

body { 
    font-family: 'Segoe UI', 'Malgun Gothic', sans-serif;
    overflow-x: hidden;
}

/* 히어로 섹션 */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(rgba(0,0,0,0.4), rgba(0,0,0,0.4)), 
                url('https://images.unsplash.com/photo-1517248135467-4c7edcad34c4?w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: white;
    text-align: center;
}

.hero-content {
    z-index: 2;
    animation: fadeInUp 1s ease-out;
}

.hero h1 {
    font-size: 64px;
    margin-bottom: 20px;
    font-weight: 700;
    text-shadow: 2px 2px 10px rgba(0,0,0,0.5);
}

.hero p {
    font-size: 24px;
    margin-bottom: 40px;
    opacity: 0.95;
    text-shadow: 1px 1px 5px rgba(0,0,0,0.5);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn-hero {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 40px;
    font-size: 18px;
    font-weight: 600;
    text-decoration: none;
    border-radius: 50px;
    transition: all 0.3s;
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.5);
}

.btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.7);
}

.btn-secondary {
    background: rgba(255,255,255,0.2);
    color: white;
    border: 2px solid white;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

/* 네비게이션 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    padding: 20px 50px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all 0.3s;
}

.navbar.scrolled {
    background: rgba(255,255,255,0.95);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    padding: 15px 50px;
}

.logo {
    font-size: 28px;
    font-weight: 700;
    color: white;
    text-decoration: none;
}

.navbar.scrolled .logo {
    color: #333;
}

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

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s;
}

.navbar.scrolled .nav-links a {
    color: #333;
}

.nav-links a:hover {
    color: #667eea;
}

/* 갤러리 섹션 */
.gallery-section {
    padding: 100px 50px;
    background: #f8f9fa;
}

.section-title {
    text-align: center;
    margin-bottom: 60px;
}

.section-title h2 {
    font-size: 48px;
    color: #333;
    margin-bottom: 20px;
}

.section-title p {
    font-size: 20px;
    color: #666;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.gallery-item {
    position: relative;
    height: 400px;
    border-radius: 20px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: all 0.3s;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.2);
}

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

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

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, transparent 100%);
    padding: 30px;
    color: white;
    transform: translateY(20px);
    opacity: 0;
    transition: all 0.3s;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
    opacity: 1;
}

.gallery-overlay h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.gallery-overlay p {
    font-size: 16px;
    opacity: 0.9;
}

/* 특징 섹션 */
.features-section {
    padding: 100px 50px;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.feature-card {
    text-align: center;
    padding: 40px 30px;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    border-radius: 20px;
    transition: all 0.3s;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}

.feature-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 30px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon i {
    font-size: 45px;
    color: white;
}

.feature-card h3 {
    font-size: 24px;
    color: #333;
    margin-bottom: 15px;
}

.feature-card p {
    font-size: 16px;
    color: #666;
    line-height: 1.6;
}

/* 예약 CTA 섹션 */
.cta-section {
    padding: 100px 50px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: 48px;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 22px;
    margin-bottom: 40px;
    opacity: 0.95;
}

/* 푸터 */
.footer {
    background: #2c3e50;
    color: white;
    padding: 60px 50px 30px;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 20px;
    margin-bottom: 20px;
}

.footer-section p,
.footer-section a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    line-height: 1.8;
    display: block;
}

.footer-section a:hover {
    color: #667eea;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.social-links a:hover {
    background: #667eea;
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.6);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 모바일 반응형 */
@media (max-width: 768px) {
    .hero h1 {
        font-size: 36px;
    }
    
    .hero p {
        font-size: 18px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .navbar {
        padding: 15px 20px;
    }
    
    .nav-links {
        display: none;
    }
    
    .gallery-grid,
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .section-title h2 {
        font-size: 32px;
    }
    
    .cta-section h2 {
        font-size: 32px;
    }
    
    .gallery-section,
    .features-section,
    .cta-section {
        padding: 60px 20px;
    }
}