/* ======================================
   STUDIO VALOR - Main Stylesheet
   Premium Vintage Rental Studio
   ====================================== */

/* ---- CSS Variables ---- */
:root {
    /* Colors - Vintage/Industrial Palette */
    --color-bg: #0a0a0a;
    --color-bg-alt: #111111;
    --color-bg-card: #1a1a1a;
    --color-bg-card-hover: #222222;
    --color-surface: #151515;
    
    --color-primary: #c8a96e;
    --color-primary-light: #dfc295;
    --color-primary-dark: #a88b4a;
    --color-primary-glow: rgba(200, 169, 110, 0.15);
    
    --color-accent: #8b6914;
    --color-warm: #b8860b;
    
    --color-text: #e8e0d4;
    --color-text-muted: #9a9089;
    --color-text-light: #c4bab0;
    --color-heading: #f5f0e8;
    
    --color-border: rgba(200, 169, 110, 0.15);
    --color-border-light: rgba(255, 255, 255, 0.06);
    
    /* Typography */
    --font-display: 'Playfair Display', 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-accent: 'Cormorant Garamond', Georgia, serif;
    
    /* Spacing */
    --section-padding: 120px 0;
    --container-width: 1280px;
    --container-padding: 0 24px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.6s ease;
    --transition-smooth: 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
}

/* ---- Reset & Base ---- */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    font-size: 16px;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

a:hover {
    color: var(--color-primary-light);
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-heading);
    line-height: 1.3;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: var(--container-padding);
}

.section {
    padding: var(--section-padding);
    position: relative;
}

/* ---- Preloader ---- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-bg);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

#preloader.loaded {
    opacity: 0;
    visibility: hidden;
}

.preloader-inner {
    text-align: center;
}

.preloader-logo {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 8px;
    margin-bottom: 30px;
}

.preloader-bar {
    width: 200px;
    height: 2px;
    background: var(--color-border);
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}

.preloader-progress {
    width: 0%;
    height: 100%;
    background: var(--color-primary);
    animation: preloaderAnim 1.5s ease-in-out forwards;
}

@keyframes preloaderAnim {
    0% { width: 0%; }
    100% { width: 100%; }
}

/* ---- Navigation ---- */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: all var(--transition-base);
    background: transparent;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: baseline;
    gap: 8px;
    text-decoration: none;
}

.nav-logo .logo-text {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--color-text);
    letter-spacing: 4px;
}

.nav-logo .logo-accent {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 3px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 8px;
    list-style: none;
}

.nav-link {
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 2px;
    color: var(--color-text-light);
    padding: 8px 14px;
    position: relative;
    transition: var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 1px;
    background: var(--color-primary);
    transition: var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-primary);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 60%;
}

.nav-link-cta {
    background: var(--color-primary);
    color: var(--color-bg) !important;
    border-radius: var(--radius-sm);
    padding: 8px 20px !important;
    font-weight: 600;
}

.nav-link-cta::after {
    display: none;
}

.nav-link-cta:hover {
    background: var(--color-primary-light);
    color: var(--color-bg) !important;
    transform: translateY(-1px);
}

/* Mobile Toggle */
.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 28px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ---- Hero Section ---- */
.hero-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1510 40%, #0d0b08 100%);
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(200, 169, 110, 0.08) 0%, transparent 60%),
        radial-gradient(ellipse at 80% 20%, rgba(139, 105, 20, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 50% 80%, rgba(200, 169, 110, 0.04) 0%, transparent 40%);
    z-index: 1;
}

.hero-particles {
    position: absolute;
    inset: 0;
    z-index: 1;
    overflow: hidden;
}

.hero-particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--color-primary);
    border-radius: 50%;
    opacity: 0;
    animation: particleFloat linear infinite;
}

@keyframes particleFloat {
    0% { opacity: 0; transform: translateY(100vh) scale(0); }
    10% { opacity: 0.6; }
    90% { opacity: 0.6; }
    100% { opacity: 0; transform: translateY(-10vh) scale(1); }
}

.hero-content {
    text-align: center;
    z-index: 2;
    position: relative;
    padding: 0 24px;
}

.hero-subtitle {
    font-family: var(--font-accent);
    font-size: 1rem;
    letter-spacing: 6px;
    color: var(--color-primary);
    margin-bottom: 20px;
    font-weight: 300;
}

.hero-title {
    margin-bottom: 30px;
}

.hero-line {
    display: block;
    font-family: var(--font-display);
    font-weight: 300;
    letter-spacing: 16px;
    color: var(--color-text);
}

.hero-line:first-child {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: 4px;
}

.hero-accent {
    font-size: clamp(3.5rem, 10vw, 7rem) !important;
    font-weight: 700 !important;
    color: var(--color-primary) !important;
    letter-spacing: 20px !important;
    text-shadow: 0 0 60px rgba(200, 169, 110, 0.3);
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--color-text-muted);
    line-height: 1.9;
    margin-bottom: 50px;
    font-weight: 300;
}

.hero-stats {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.stat-unit {
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-primary-light);
    font-weight: 300;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--color-text-muted);
    letter-spacing: 2px;
    margin-top: 6px;
    font-weight: 300;
}

.stat-divider {
    width: 1px;
    height: 50px;
    background: var(--color-border);
}

.hero-btns {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 36px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-bg);
}

.btn-primary:hover {
    background: var(--color-primary-light);
    color: var(--color-bg);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(200, 169, 110, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: var(--color-bg);
    transform: translateY(-2px);
}

.btn-full {
    width: 100%;
    justify-content: center;
    padding: 16px 36px;
    font-size: 0.9rem;
}

/* Hero Scroll Indicator */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    text-align: center;
}

.hero-scroll span {
    font-size: 0.65rem;
    letter-spacing: 4px;
    color: var(--color-text-muted);
    display: block;
    margin-bottom: 8px;
}

.scroll-line {
    width: 1px;
    height: 40px;
    background: var(--color-border);
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: -100%;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--color-primary);
    animation: scrollAnim 2s ease-in-out infinite;
}

@keyframes scrollAnim {
    0% { top: -100%; }
    100% { top: 100%; }
}

/* ---- Section Headers ---- */
.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-accent);
    font-size: 0.85rem;
    letter-spacing: 4px;
    color: var(--color-primary);
    margin-bottom: 16px;
    font-weight: 400;
}

.section-tag.light {
    color: var(--color-primary-light);
}

.section-title {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: 16px;
    line-height: 1.4;
}

.section-title em {
    color: var(--color-primary);
    font-style: italic;
}

.section-desc {
    font-size: 1rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin: 0 auto;
    font-weight: 300;
}

.section-line {
    width: 60px;
    height: 1px;
    background: var(--color-primary);
    margin: 24px auto 0;
}

/* ---- About Section ---- */
.about-section {
    background: var(--color-bg-alt);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-heading {
    font-family: var(--font-display);
    font-size: 1.6rem;
    font-weight: 500;
    margin-bottom: 24px;
    line-height: 1.5;
}

.about-text p {
    margin-bottom: 16px;
    color: var(--color-text-light);
    font-weight: 300;
    line-height: 1.9;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: var(--color-bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    transition: var(--transition-base);
}

.feature-item:hover {
    border-color: var(--color-primary);
    background: var(--color-primary-glow);
}

.feature-item i {
    color: var(--color-primary);
    font-size: 1rem;
    width: 20px;
    text-align: center;
}

.feature-item span {
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--color-text-light);
}

.about-image {
    position: relative;
}

.about-badge {
    position: absolute;
    bottom: -20px;
    left: -20px;
    background: var(--color-primary);
    color: var(--color-bg);
    padding: 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    z-index: 2;
}

.badge-number {
    display: block;
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1;
}

.badge-text {
    font-size: 0.7rem;
    letter-spacing: 1px;
    font-weight: 500;
    line-height: 1.4;
}

/* Image Placeholders */
.image-placeholder {
    background: var(--color-bg-card);
    border: 2px dashed var(--color-border);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 350px;
    gap: 12px;
    color: var(--color-text-muted);
    transition: var(--transition-base);
}

.image-placeholder:hover {
    border-color: var(--color-primary);
    background: var(--color-primary-glow);
}

/* Real Image Styles */
.about-img-real {
    width: 100%;
    height: 100%;
    min-height: 400px;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

/* Space Section Real Images */
.space-img-real {
    width: 100%;
    height: 100%;
    min-height: 400px;
    object-fit: cover;
    display: block;
}

.space-grid .space-card .space-img-real {
    min-height: 200px;
}

.image-placeholder i {
    font-size: 2.5rem;
    color: var(--color-primary);
    opacity: 0.5;
}

.image-placeholder span {
    font-size: 0.9rem;
    font-weight: 400;
}

.image-placeholder small {
    font-size: 0.75rem;
    opacity: 0.6;
}

/* ---- Brand Story Section ---- */
.brand-story-section {
    position: relative;
    background: var(--color-bg);
    overflow: hidden;
}

.brand-parallax {
    position: absolute;
    inset: 0;
    background: 
        linear-gradient(135deg, rgba(200, 169, 110, 0.05) 0%, transparent 50%),
        linear-gradient(315deg, rgba(139, 105, 20, 0.05) 0%, transparent 50%);
}

.brand-content {
    position: relative;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.brand-quote {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 3.5vw, 2.2rem);
    font-weight: 400;
    font-style: italic;
    color: var(--color-primary);
    margin-bottom: 30px;
    line-height: 1.6;
}

.brand-desc {
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 2;
    margin-bottom: 60px;
    font-weight: 300;
}

.brand-values {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.value-card {
    padding: 36px 20px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-smooth);
}

.value-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: 0 20px 40px rgba(200, 169, 110, 0.1);
}

.value-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-glow);
    border-radius: 50%;
    color: var(--color-primary);
    font-size: 1.3rem;
}

.value-card h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--color-heading);
}

.value-card p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 300;
}

/* ---- Space Section ---- */
.space-section {
    background: var(--color-bg-alt);
}

.space-card-large {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.space-card-large:hover {
    border-color: var(--color-primary);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.space-card-large .space-card-image .image-placeholder {
    min-height: 400px;
    border-radius: 0;
    border: none;
}

.space-card-large .space-card-content {
    padding: 40px 40px 40px 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.space-badge {
    display: inline-block;
    font-size: 0.7rem;
    letter-spacing: 3px;
    color: var(--color-primary);
    background: var(--color-primary-glow);
    padding: 4px 12px;
    border-radius: var(--radius-sm);
    margin-bottom: 12px;
    width: fit-content;
}

.space-card-content h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.space-card-content p {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    font-weight: 300;
    margin-bottom: 20px;
}

.space-specs {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.space-specs li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--color-text-light);
}

.space-specs li i {
    color: var(--color-primary);
    font-size: 0.85rem;
    width: 16px;
    text-align: center;
}

.space-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.space-grid .space-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    transition: all var(--transition-smooth);
}

.space-grid .space-card:hover {
    transform: translateY(-8px);
    border-color: var(--color-primary);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3);
}

/* Space Card Link Styles */
.space-card-link {
    text-decoration: none !important;
    display: block;
    color: inherit;
}

.space-card-link:hover {
    color: inherit;
}

.space-card-hover {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 10, 10, 0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    opacity: 0;
    transition: opacity var(--transition-base);
    z-index: 2;
}

.space-card-link:hover .space-card-hover {
    opacity: 1;
}

.space-card-hover i {
    font-size: 1.8rem;
    color: var(--color-primary);
}

.space-card-hover span {
    font-size: 0.8rem;
    color: var(--color-text-light);
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 400;
}

.space-card-image {
    position: relative;
    overflow: hidden;
}

.space-grid .space-card .image-placeholder {
    min-height: 200px;
    border-radius: 0;
    border: none;
    border-bottom: 1px solid var(--color-border);
}

.space-grid .space-card .space-card-content {
    padding: 20px;
}

.space-grid .space-card h3 {
    font-size: 1.1rem;
}

.space-grid .space-card p {
    font-size: 0.85rem;
    margin-bottom: 0;
}

/* ---- Facilities Section ---- */
.facilities-section {
    background: var(--color-bg);
}

.facilities-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 50px;
}

.facility-card {
    padding: 36px 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-smooth);
}

.facility-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-primary);
    box-shadow: 0 16px 40px rgba(200, 169, 110, 0.08);
}

.facility-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-glow);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-size: 1.4rem;
    transition: var(--transition-base);
}

.facility-card:hover .facility-icon {
    background: var(--color-primary);
    color: var(--color-bg);
}

.facility-card h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.facility-card p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 300;
    line-height: 1.6;
}

.facilities-extras {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
    padding: 30px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.extra-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border: 1px solid var(--color-border);
    border-radius: 50px;
    font-size: 0.82rem;
    color: var(--color-text-light);
    transition: var(--transition-base);
}

.extra-item:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.extra-item i {
    color: var(--color-primary);
    font-size: 0.85rem;
}

/* ---- Portfolio Section ---- */
.portfolio-section {
    background: var(--color-bg-alt);
}

/* Artist Marquee */
.reference-marquee {
    overflow: hidden;
    margin-bottom: 50px;
    padding: 20px 0;
}

.marquee-track {
    overflow: hidden;
}

.marquee-content {
    display: flex;
    gap: 16px;
    animation: marqueeScroll 30s linear infinite;
    width: max-content;
}

@keyframes marqueeScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

.artist-tag {
    display: inline-block;
    padding: 10px 24px;
    border: 1px solid var(--color-primary);
    border-radius: 50px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-primary);
    white-space: nowrap;
    transition: var(--transition-base);
}

.artist-tag:hover {
    background: var(--color-primary);
    color: var(--color-bg);
}

/* Program References */
.program-refs {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    margin-bottom: 60px;
}

.program-card {
    text-align: center;
    padding: 24px 12px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    transition: all var(--transition-smooth);
}

.program-card:hover {
    transform: translateY(-4px);
    border-color: var(--color-primary);
}

.program-icon {
    font-size: 1.5rem;
    color: var(--color-primary);
    margin-bottom: 12px;
}

.program-card h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.program-card p {
    font-size: 0.75rem;
    color: var(--color-text-muted);
}

/* Gallery */
.gallery-title {
    font-family: var(--font-display);
    font-size: 1.4rem;
    text-align: center;
    margin-bottom: 30px;
    color: var(--color-heading);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 220px;
    gap: 16px;
    margin-bottom: 24px;
}

.gallery-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    cursor: pointer;
}

.gallery-item-wide {
    grid-column: span 2;
}

.gallery-item-tall {
    grid-row: span 2;
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.6s ease;
}

.gallery-item:hover .gallery-img {
    transform: scale(1.08);
}

.gallery-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 10, 10, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-overlay i {
    color: var(--color-primary);
    font-size: 1.5rem;
}

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

/* Lightbox */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox img {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: 24px;
    right: 24px;
    width: 44px;
    height: 44px;
    background: var(--color-primary);
    color: var(--color-bg);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.lightbox-close:hover {
    background: var(--color-primary-light);
    transform: rotate(90deg);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    background: rgba(200, 169, 110, 0.2);
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
    border-radius: 50%;
    font-size: 1.1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-base);
}

.lightbox-nav:hover {
    background: var(--color-primary);
    color: var(--color-bg);
}

.lightbox-prev { left: 24px; }
.lightbox-next { right: 24px; }

/* ---- Services Section ---- */
.services-section {
    background: var(--color-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.service-card {
    padding: 36px 24px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    text-align: center;
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--color-primary);
    transform: scaleX(0);
    transition: var(--transition-smooth);
}

.service-card:hover {
    transform: translateY(-6px);
    border-color: var(--color-primary);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    font-size: 2rem;
    color: var(--color-primary);
    margin-bottom: 16px;
}

.service-card h4 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.service-card p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 300;
    line-height: 1.6;
}

/* ---- Process Section ---- */
.process-section {
    background: var(--color-bg-alt);
}

.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    position: relative;
}

.process-timeline::before {
    content: '';
    position: absolute;
    top: 38px;
    left: 10%;
    right: 10%;
    height: 1px;
    background: var(--color-border);
}

.process-step {
    text-align: center;
    position: relative;
}

.step-number {
    width: 76px;
    height: 76px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--color-primary);
    background: var(--color-bg);
    border: 2px solid var(--color-primary);
    border-radius: 50%;
    position: relative;
    z-index: 1;
    transition: var(--transition-smooth);
}

.process-step:hover .step-number {
    background: var(--color-primary);
    color: var(--color-bg);
}

.step-content h4 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.step-content p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 300;
    line-height: 1.6;
}

/* ---- Advantages Section ---- */
.advantages-section {
    background: var(--color-bg);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.advantage-card {
    padding: 40px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    transition: all var(--transition-smooth);
    position: relative;
}

.advantage-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-4px);
}

.advantage-number {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-primary);
    opacity: 0.3;
    position: absolute;
    top: 20px;
    right: 30px;
}

.advantage-card h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 12px;
}

.advantage-card p {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    font-weight: 300;
    line-height: 1.8;
}

/* ---- Location Section ---- */
.location-section {
    background: var(--color-bg-alt);
}

.location-content {
    display: grid;
    grid-template-columns: 1fr 1.3fr;
    gap: 50px;
    align-items: start;
}

.location-address {
    margin-bottom: 30px;
}

.location-address h3,
.location-parking h3 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.location-address h3 i,
.location-parking h3 i {
    color: var(--color-primary);
}

.location-address p,
.location-parking p {
    color: var(--color-text-light);
    font-weight: 300;
    line-height: 1.8;
}

.location-access {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 30px;
}

.access-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.access-item:hover {
    border-color: var(--color-primary);
}

.access-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-glow);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-size: 1rem;
    flex-shrink: 0;
}

.access-text strong {
    display: block;
    font-size: 0.9rem;
    color: var(--color-heading);
}

.access-text span {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

.map-container {
    border-radius: var(--radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-border);
    background: var(--color-bg-card);
    min-height: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.map-container iframe {
    width: 100%;
    min-height: 400px;
    display: block;
}

.map-overlay-link {
    display: flex;
    gap: 12px;
    padding: 16px 20px;
    width: 100%;
    background: var(--color-bg-card);
    border-top: 1px solid var(--color-border);
    justify-content: center;
    flex-wrap: wrap;
}

.map-naver-btn,
.map-kakao-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    transition: all var(--transition-base);
}

.map-naver-btn {
    background: #03C75A;
    color: #fff;
}

.map-naver-btn:hover {
    background: #02b050;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(3, 199, 90, 0.3);
    color: #fff;
}

.map-kakao-btn {
    background: #FEE500;
    color: #191919;
}

.map-kakao-btn:hover {
    background: #f0d900;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(254, 229, 0, 0.3);
    color: #191919;
}

/* ---- Contact Section ---- */
.contact-section {
    background: var(--color-bg);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
    align-items: start;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    margin-bottom: 16px;
    transition: var(--transition-base);
}

.contact-card:hover {
    border-color: var(--color-primary);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-glow);
    border-radius: var(--radius-md);
    color: var(--color-primary);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-detail h4 {
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.contact-detail a,
.contact-detail p {
    font-size: 0.9rem;
    color: var(--color-text-light);
    font-weight: 300;
}

.contact-detail a:hover {
    color: var(--color-primary);
}

/* Form */
.contact-form-wrap {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: 40px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 1px;
    color: var(--color-text-light);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: var(--transition-base);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-text-muted);
    opacity: 0.6;
}

.form-group select {
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%239a9089'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    padding-right: 40px;
}

.form-group select option {
    background: var(--color-bg-card);
    color: var(--color-text);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

/* ---- Footer ---- */
.footer {
    background: var(--color-surface);
    padding: 60px 0 0;
    border-top: 1px solid var(--color-border);
}

.footer-top {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.2fr;
    gap: 60px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--color-border);
}

.footer-logo {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 16px;
}

.footer-logo .logo-text {
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 400;
    color: var(--color-text);
    letter-spacing: 3px;
}

.footer-logo .logo-accent {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-primary);
    letter-spacing: 2px;
}

.footer-tagline {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
    font-weight: 300;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    transition: var(--transition-base);
}

.footer-social a:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-primary-glow);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    margin-bottom: 20px;
    color: var(--color-heading);
}

.footer-links ul,
.footer-contact ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 300;
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--color-primary);
    padding-left: 4px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 0.85rem;
    color: var(--color-text-muted);
    font-weight: 300;
}

.footer-contact li i {
    color: var(--color-primary);
    width: 16px;
    text-align: center;
    margin-top: 3px;
    flex-shrink: 0;
}

.footer-contact li a {
    color: var(--color-text-muted);
}

.footer-contact li a:hover {
    color: var(--color-primary);
}

.footer-bottom {
    text-align: center;
    padding: 24px 0;
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 1px;
    font-weight: 300;
}

/* ---- Back to Top ---- */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 46px;
    height: 46px;
    background: var(--color-primary);
    color: var(--color-bg);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 100;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: var(--color-primary-light);
    transform: translateY(-4px);
}

/* ---- Responsive Design ---- */

/* Tablet Large */
@media (max-width: 1200px) {
    .facilities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .space-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .program-refs {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
        grid-auto-rows: 180px;
    }
    
    .gallery-item-wide {
        grid-column: span 1;
    }
    
    .gallery-item-tall {
        grid-row: span 2;
    }
}

/* Tablet */
@media (max-width: 992px) {
    :root {
        --section-padding: 80px 0;
    }
    
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 300px;
        height: 100vh;
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: center;
        padding: 40px;
        gap: 4px;
        transition: right var(--transition-smooth);
        border-left: 1px solid var(--color-border);
    }
    
    .nav-menu.active {
        right: 0;
    }
    
    .nav-link {
        font-size: 0.9rem;
        padding: 12px 16px;
        width: 100%;
    }
    
    .nav-link-cta {
        text-align: center;
        margin-top: 10px;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .space-card-large {
        grid-template-columns: 1fr;
    }
    
    .space-card-large .space-card-content {
        padding: 30px;
    }
    
    .brand-values {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
    
    .process-timeline::before {
        display: none;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .location-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-top {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --section-padding: 60px 0;
    }
    
    body {
        font-size: 15px;
    }
    
    .section-header {
        margin-bottom: 40px;
    }
    
    .hero-subtitle {
        font-size: 0.8rem;
        letter-spacing: 4px;
    }
    
    .hero-desc {
        font-size: 0.9rem;
        margin-bottom: 30px;
    }
    
    .hero-stats {
        gap: 24px;
        margin-bottom: 30px;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .stat-divider {
        height: 30px;
    }
    
    .hero-btns {
        flex-direction: column;
    }
    
    .hero-btns .btn {
        width: 100%;
        justify-content: center;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .brand-values {
        grid-template-columns: 1fr 1fr;
        gap: 16px;
    }
    
    .space-grid {
        grid-template-columns: 1fr;
    }
    
    .space-specs {
        grid-template-columns: 1fr;
    }
    
    .facilities-grid {
        grid-template-columns: 1fr;
    }
    
    .program-refs {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 160px;
        gap: 10px;
    }

    .gallery-item-tall {
        grid-row: span 2;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .process-timeline {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .advantage-card {
        padding: 30px;
    }
    
    .advantage-number {
        font-size: 2.5rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrap {
        padding: 24px;
    }
    
    .facilities-extras {
        gap: 10px;
        padding: 20px;
    }
    
    .extra-item {
        font-size: 0.75rem;
        padding: 6px 12px;
    }
}

/* Small Mobile */
@media (max-width: 480px) {
    .hero-accent {
        letter-spacing: 8px !important;
    }
    
    .brand-values {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .stat-divider {
        width: 40px;
        height: 1px;
    }
    
    .program-refs {
        grid-template-columns: 1fr;
    }
    
    .about-badge {
        position: relative;
        bottom: auto;
        left: auto;
        display: inline-block;
        margin-top: 16px;
    }
    
    .nav-menu {
        width: 100%;
    }
}

/* ---- Utility Classes ---- */
.text-center { text-align: center; }
.text-primary { color: var(--color-primary); }
.mb-0 { margin-bottom: 0; }

/* ---- Selection ---- */
::selection {
    background: var(--color-primary);
    color: var(--color-bg);
}

::-moz-selection {
    background: var(--color-primary);
    color: var(--color-bg);
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--color-primary-dark);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--color-primary);
}

/* Toast */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--color-primary);
    color: var(--color-bg);
    padding: 14px 28px;
    border-radius: var(--radius-md);
    font-size: 0.9rem;
    font-weight: 500;
    z-index: 10000;
    opacity: 0;
    transition: all 0.4s ease;
    white-space: nowrap;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}