/* ============================================
   金璽鐘錶 GOLDEN REIGN — Luxury Watch Site
   Color: Deep Black + Antique Gold
   Typography: Cormorant Garamond / Noto Serif TC
   ============================================ */

/* ===== CSS Variables ===== */
:root {
    --color-bg: #0a0a0a;
    --color-bg-alt: #121212;
    --color-bg-card: #181818;
    --color-surface: #1e1e1e;
    --color-gold: #c5a572;
    --color-gold-light: #e8c87a;
    --color-gold-dark: #9a7d3a;
    --color-gold-gradient: linear-gradient(135deg, #e8c87a 0%, #c5a572 50%, #9a7d3a 100%);
    --color-text: #f0ede5;
    --color-text-muted: #8a8a8a;
    --color-text-dim: #5a5a5a;
    --color-border: rgba(197, 165, 114, 0.15);
    --color-border-hover: rgba(197, 165, 114, 0.4);
    --font-serif: 'Cormorant Garamond', 'Noto Serif TC', serif;
    --font-cn: 'Noto Serif TC', 'Cormorant Garamond', serif;
    --font-sans: 'Montserrat', 'Noto Serif TC', sans-serif;
    --max-width: 1280px;
    --transition: 0.4s cubic-bezier(0.22, 0.61, 0.36, 1);
    --transition-slow: 0.8s cubic-bezier(0.22, 0.61, 0.36, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

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

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

/* ===== Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--color-bg);
}
::-webkit-scrollbar-thumb {
    background: var(--color-gold-dark);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--color-gold);
}

/* ===== Container ===== */
.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* ===== Typography ===== */
.section-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.4em;
    color: var(--color-gold);
    text-transform: uppercase;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-cn);
    font-size: 2.5rem;
    font-weight: 600;
    line-height: 1.3;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    letter-spacing: 0.02em;
}

.section-subtitle {
    font-size: 0.95rem;
    color: var(--color-text-muted);
    max-width: 600px;
    line-height: 1.8;
}

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

.section-header .section-subtitle {
    margin: 0 auto;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.9rem 2.5rem;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-gold {
    background: var(--color-gold-gradient);
    color: #1a1a1a;
    border: 1px solid transparent;
}

.btn-gold:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(197, 165, 114, 0.3);
}

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

.btn-outline:hover {
    background: var(--color-gold);
    color: #1a1a1a;
}

.btn-full {
    width: 100%;
}

/* ===== Top Bar ===== */
.top-bar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1001;
    background: rgba(10, 10, 10, 0.9);
    border-bottom: 1px solid var(--color-border);
    padding: 0.4rem 0;
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    color: var(--color-text-muted);
    text-transform: uppercase;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.top-bar-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: 1rem;
}

.top-bar-divider {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--color-gold);
    opacity: 0.5;
}

@media (max-width: 768px) {
    .top-bar {
        display: none;
    }
}

/* ===== Navigation ===== */
#navbar {
    position: fixed;
    top: 32px;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
    background: transparent;
}

#navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    padding: 0.7rem 0;
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    text-decoration: none;
    line-height: 1.2;
}

.nav-logo-img {
    height: 52px;
    width: auto;
    filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.4));
    transition: var(--transition);
}

#navbar.scrolled .nav-logo-img {
    height: 44px;
}

.nav-logo-text {
    display: flex;
    flex-direction: column;
}

.logo-zh {
    font-family: var(--font-cn);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--color-gold);
    letter-spacing: 0.08em;
}

.logo-en {
    font-family: var(--font-sans);
    font-size: 0.55rem;
    font-weight: 400;
    color: var(--color-text-muted);
    letter-spacing: 0.25em;
    margin-top: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-menu a {
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: 0.08em;
    transition: var(--transition);
    position: relative;
    padding: 0.3rem 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-gold);
    transition: var(--transition);
}

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

.nav-menu a:hover::after {
    width: 100%;
}

.nav-cta {
    padding: 0.6rem 1.5rem !important;
    border: 1px solid var(--color-gold) !important;
    color: var(--color-gold) !important;
    transition: var(--transition);
}

.nav-cta:hover {
    background: var(--color-gold) !important;
    color: #1a1a1a !important;
}

.nav-cta::after {
    display: none !important;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-gold);
    transition: var(--transition);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}
.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}
.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Hero ===== */
#hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 90px;
    background: #050505;
}

/* Full-screen luxury watch background */
.hero-bg-layer {
    position: absolute;
    inset: 0;
    z-index: 0;
    background: url('https://images.unsplash.com/photo-1587865501868-36104829d7db?w=1920&h=1080&fit=crop&q=85') center/cover no-repeat;
    transform: scale(1.1);
    will-change: transform;
}

/* Dark gradient overlay for text readability */
.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background:
        linear-gradient(180deg,
            rgba(5, 5, 5, 0.7) 0%,
            rgba(5, 5, 5, 0.5) 30%,
            rgba(5, 5, 5, 0.6) 60%,
            rgba(5, 5, 5, 0.9) 100%
        ),
        radial-gradient(ellipse at 50% 45%, rgba(197, 165, 114, 0.06) 0%, transparent 50%),
        repeating-linear-gradient(45deg, transparent, transparent 2px, rgba(255,255,255,0.005) 2px, rgba(255,255,255,0.005) 4px);
}

/* Cinematic vignette */
.hero-vignette {
    position: absolute;
    inset: 0;
    z-index: 2;
    background: radial-gradient(ellipse at center, transparent 30%, rgba(0, 0, 0, 0.6) 100%);
    pointer-events: none;
}

/* Bottom fade to next section */
#hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 180px;
    background: linear-gradient(to bottom, transparent, var(--color-bg));
    z-index: 3;
}

/* Floating gold particles */
.hero-particles {
    position: absolute;
    inset: 0;
    z-index: 2;
    pointer-events: none;
    overflow: hidden;
}

.hero-particle {
    position: absolute;
    width: 3px;
    height: 3px;
    border-radius: 50%;
    background: #c5a572;
    opacity: 0;
    box-shadow: 0 0 6px rgba(197, 165, 114, 0.5);
    animation: particleFloat linear infinite;
}

@keyframes particleFloat {
    0% {
        opacity: 0;
        transform: translateY(100vh) scale(0.5);
    }
    10% { opacity: 0.6; }
    90% { opacity: 0.3; }
    100% {
        opacity: 0;
        transform: translateY(-10vh) scale(1.2);
    }
}

/* Hero content */
.hero-content {
    position: relative;
    z-index: 4;
    text-align: center;
    padding: 0 2rem;
    max-width: 860px;
    will-change: transform, opacity;
}

/* Ornamental gold divider */
.hero-ornament {
    width: 200px;
    margin: 0 auto 2.5rem;
}

.hero-ornament svg {
    width: 100%;
    height: auto;
}

.hero-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 400;
    letter-spacing: 0.5em;
    color: var(--color-gold);
    margin-bottom: 2rem;
    text-transform: uppercase;
}

.hero-title {
    margin-bottom: 1.5rem;
}

.hero-title-zh {
    display: block;
    font-family: var(--font-cn);
    font-size: clamp(3rem, 8vw, 5.5rem);
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.1;
    letter-spacing: 0.08em;
    background: linear-gradient(180deg, #f5f0e0 0%, #c5a572 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 30px rgba(197, 165, 114, 0.15);
}

.hero-title-sub {
    display: block;
    font-family: var(--font-serif);
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-weight: 300;
    font-style: italic;
    color: var(--color-gold);
    margin-top: 0.8rem;
    letter-spacing: 0.2em;
    opacity: 0.85;
}

/* Tagline with decorative lines */
.hero-tagline {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    font-family: var(--font-cn);
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-gold);
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
    white-space: nowrap;
}

.tagline-line {
    display: inline-block;
    width: 40px;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--color-gold), transparent);
}

.hero-desc {
    font-family: var(--font-cn);
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--color-text-muted);
    line-height: 2;
    margin-bottom: 2.5rem;
    letter-spacing: 0.05em;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

/* Luxury feature highlights */
.hero-features {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(197, 165, 114, 0.15);
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-text-muted);
    transition: var(--transition);
}

.hero-feature svg {
    width: 18px;
    height: 18px;
    color: var(--color-gold);
    flex-shrink: 0;
}

.hero-feature span {
    font-family: var(--font-cn);
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.08em;
}

.hero-feature:hover {
    color: var(--color-gold);
}

.hero-feature:hover svg {
    filter: drop-shadow(0 0 4px rgba(197, 165, 114, 0.4));
}

.hero-feature-divider {
    width: 1px;
    height: 16px;
    background: rgba(197, 165, 114, 0.25);
}

/* Refined scroll indicator */
.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 4;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
}

.hero-scroll span {
    font-family: var(--font-sans);
    font-size: 0.55rem;
    font-weight: 400;
    letter-spacing: 0.4em;
    color: var(--color-text-dim);
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--color-gold), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ===== About ===== */
#about {
    padding: 7rem 0;
    background: var(--color-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-lead {
    font-family: var(--font-cn);
    font-size: 1.1rem;
    font-weight: 400;
    color: var(--color-text);
    line-height: 2;
    margin-bottom: 1.5rem;
    letter-spacing: 0.03em;
}

.about-body {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    line-height: 2;
    margin-bottom: 2.5rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}

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

.stat-num {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--color-gold);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-family: var(--font-cn);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
}

.about-visual {
    display: flex;
    justify-content: center;
}

.about-img-frame {
    width: 100%;
    max-width: 400px;
    aspect-ratio: 4/5;
    padding: 15px;
    border: 1px solid var(--color-border);
    position: relative;
}

.about-img-frame::before,
.about-img-frame::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 30px;
    border-color: var(--color-gold);
    border-style: solid;
}

.about-img-frame::before {
    top: -1px;
    left: -1px;
    border-width: 2px 0 0 2px;
}

.about-img-frame::after {
    bottom: -1px;
    right: -1px;
    border-width: 0 2px 2px 0;
}

.about-img-inner {
    width: 100%;
    height: 100%;
    background: radial-gradient(ellipse at center, #1a1a2e 0%, #050505 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.watch-svg {
    width: 80%;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.8));
    animation: watchFloat 4s ease-in-out infinite;
}

@keyframes watchFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
}

/* ===== Services ===== */
#services {
    padding: 7rem 0;
    background: var(--color-bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.service-card {
    background: var(--color-bg-card);
    padding: 2.5rem 1.8rem;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--color-gold-gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.service-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-5px);
    background: #1e1e1e;
}

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

.service-icon {
    width: 56px;
    height: 56px;
    color: var(--color-gold);
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-card h3 {
    font-family: var(--font-cn);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 1rem;
    letter-spacing: 0.03em;
}

.service-card p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 1.9;
    margin-bottom: 1.2rem;
}

.service-features {
    list-style: none;
    padding-top: 1rem;
    border-top: 1px solid var(--color-border);
}

.service-features li {
    font-size: 0.8rem;
    color: var(--color-text-dim);
    padding: 0.3rem 0;
    padding-left: 1.2rem;
    position: relative;
}

.service-features li::before {
    content: '◆';
    position: absolute;
    left: 0;
    color: var(--color-gold);
    font-size: 0.5rem;
    top: 0.5rem;
}

/* ===== Brands ===== */
#brands {
    padding: 7rem 0;
    background: var(--color-bg);
}

.brands-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 1rem;
}

.brand-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem 0.5rem;
    border: 1px solid var(--color-border);
    transition: var(--transition);
    text-align: center;
    cursor: pointer;
    min-height: 110px;
}

.brand-item:hover {
    border-color: var(--color-gold);
    background: rgba(197, 165, 114, 0.05);
    transform: translateY(-3px);
}

.brand-name {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--color-text);
    letter-spacing: 0.1em;
    transition: var(--transition);
    line-height: 1.4;
}

.brand-item:hover .brand-name {
    color: var(--color-gold);
}

.brand-cn {
    font-family: var(--font-cn);
    font-size: 0.7rem;
    color: var(--color-text-dim);
    margin-top: 0.5rem;
    transition: var(--transition);
}

.brand-item:hover .brand-cn {
    color: var(--color-text-muted);
}

/* ===== Collection ===== */
#collection {
    padding: 7rem 0;
    background: var(--color-bg-alt);
}

.collection-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.watch-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    transition: var(--transition);
    overflow: hidden;
}

.watch-card:hover {
    border-color: var(--color-border-hover);
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.watch-card-img {
    height: 280px;
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s ease;
}

.watch-card:hover .watch-card-img {
    transform: scale(1.05);
}

.watch-card-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.3) 0%, transparent 50%, rgba(0,0,0,0.4) 100%);
    transition: opacity 0.4s ease;
}

.watch-card:hover .watch-card-img::after {
    opacity: 0.7;
}

.watch-bg-1 { background: url('https://images.unsplash.com/photo-1523275335684-37898b6baf30?w=600&h=400&fit=crop&q=80') center/cover no-repeat; }
.watch-bg-2 { background: url('https://images.unsplash.com/photo-1547996160-81dfa63595aa?w=600&h=400&fit=crop&q=80') center/cover no-repeat; }
.watch-bg-3 { background: url('https://images.unsplash.com/photo-1587836374828-4dbafa94cf0e?w=600&h=400&fit=crop&q=80') center/cover no-repeat; }
.watch-bg-4 { background: url('https://images.unsplash.com/photo-1495856458515-0637185db551?w=600&h=400&fit=crop&q=80') center/cover no-repeat; }
.watch-bg-5 { background: url('https://images.unsplash.com/photo-1606293459337-90a08d6225d2?w=600&h=400&fit=crop&q=80') center/cover no-repeat; }

.watch-tag {
    position: absolute;
    top: 1rem;
    left: 1rem;
    z-index: 2;
    padding: 0.3rem 0.8rem;
    background: rgba(197, 165, 114, 0.15);
    border: 1px solid var(--color-gold);
    color: var(--color-gold);
    font-family: var(--font-cn);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    backdrop-filter: blur(10px);
}

.watch-card-body {
    padding: 1.5rem;
}

.watch-brand {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--color-gold);
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.watch-model {
    font-family: var(--font-cn);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-text);
    margin: 0.5rem 0;
    letter-spacing: 0.02em;
}

.watch-desc {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-bottom: 1.2rem;
}

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

.watch-price {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-gold);
}

.watch-inquire {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    color: var(--color-text-muted);
    text-decoration: none;
    letter-spacing: 0.1em;
    transition: var(--transition);
}

.watch-inquire:hover {
    color: var(--color-gold);
    letter-spacing: 0.15em;
}

/* ===== Carousel ===== */
.carousel-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0 1rem;
}

.carousel-track {
    display: flex;
    gap: 1.5rem;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
    padding: 1rem 0 1.5rem;
    scrollbar-width: none;
    flex: 1;
}

.carousel-track::-webkit-scrollbar {
    display: none;
}

.carousel-slide {
    flex: 0 0 auto;
    width: 380px;
    height: 460px;
    position: relative;
    border-radius: 4px;
    overflow: hidden;
    scroll-snap-align: center;
    cursor: pointer;
    transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.carousel-slide:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

.slide-img {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s ease;
}

.carousel-slide:hover .slide-img {
    transform: scale(1.06);
}

.slide-bg-1 { background: url('https://images.unsplash.com/photo-1523275335684-37898b6baf30?w=800&h=600&fit=crop&q=80') center/cover no-repeat, radial-gradient(circle at 50% 50%, #2a2a3e 0%, #0a0a0f 100%); }
.slide-bg-2 { background: url('https://images.unsplash.com/photo-1547996160-81dfa63595aa?w=800&h=600&fit=crop&q=80') center/cover no-repeat, radial-gradient(circle at 50% 50%, #1e2a3e 0%, #050510 100%); }
.slide-bg-3 { background: url('https://images.unsplash.com/photo-1587836374828-4dbafa94cf0e?w=800&h=600&fit=crop&q=80') center/cover no-repeat, radial-gradient(circle at 50% 50%, #2e2a1e 0%, #0f0a05 100%); }
.slide-bg-4 { background: url('https://images.unsplash.com/photo-1495856458515-0637185db551?w=800&h=600&fit=crop&q=80') center/cover no-repeat, radial-gradient(circle at 50% 50%, #1e2e2a 0%, #050f0a 100%); }
.slide-bg-5 { background: url('https://images.unsplash.com/photo-1606293459337-90a08d6225d2?w=800&h=600&fit=crop&q=80') center/cover no-repeat, radial-gradient(circle at 50% 50%, #2a1e2e 0%, #0a050f 100%); }
.slide-bg-6 { background: url('https://images.unsplash.com/photo-1622434641406-a158123450f9?w=800&h=600&fit=crop&q=80') center/cover no-repeat, radial-gradient(circle at 50% 50%, #1e1e2e 0%, #05050a 100%); }

.slide-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem 1.5rem 1.5rem;
    background: linear-gradient(to top, rgba(0,0,0,0.85) 0%, rgba(0,0,0,0.4) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.slide-brand {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--color-gold);
    letter-spacing: 0.25em;
    text-transform: uppercase;
}

.slide-name {
    font-family: var(--font-cn);
    font-size: 1rem;
    font-weight: 500;
    color: #fff;
    letter-spacing: 0.05em;
}

.carousel-btn {
    flex: 0 0 auto;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 1px solid var(--color-gold);
    background: rgba(10, 10, 10, 0.8);
    color: var(--color-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    backdrop-filter: blur(10px);
    z-index: 10;
}

.carousel-btn:hover {
    background: var(--color-gold);
    color: #0a0a0a;
    transform: scale(1.1);
}

.carousel-btn svg {
    width: 22px;
    height: 22px;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.carousel-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: rgba(197, 165, 114, 0.3);
    border: none;
    cursor: pointer;
    transition: var(--transition);
    padding: 0;
}

.carousel-dot.active {
    background: var(--color-gold);
    width: 28px;
    border-radius: 4px;
}

/* ===== Why Choose Us ===== */
#why {
    padding: 7rem 0;
    background: var(--color-bg);
    position: relative;
}

#why::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 600px;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--color-gold), transparent);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.why-item {
    position: relative;
    padding: 2rem 0;
}

.why-number {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 300;
    color: var(--color-gold);
    opacity: 0.3;
    line-height: 1;
    margin-bottom: 1rem;
}

.why-item h3 {
    font-family: var(--font-cn);
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.8rem;
    letter-spacing: 0.03em;
}

.why-item p {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    line-height: 2;
}

/* ===== Contact ===== */
#contact {
    padding: 7rem 0;
    background: var(--color-bg-alt);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.contact-lead {
    font-family: var(--font-cn);
    font-size: 1rem;
    color: var(--color-text-muted);
    line-height: 2;
    margin-bottom: 2.5rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.8rem;
}

.contact-detail-item {
    display: flex;
    gap: 1.2rem;
    align-items: flex-start;
}

.contact-icon {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-gold);
    transition: var(--transition);
}

.contact-detail-item:hover .contact-icon {
    border-color: var(--color-gold);
    background: rgba(197, 165, 114, 0.08);
}

.contact-icon svg {
    width: 18px;
    height: 18px;
}

.contact-label {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--color-gold);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.3rem;
}

.contact-value {
    display: block;
    font-family: var(--font-cn);
    font-size: 0.9rem;
    color: var(--color-text);
    line-height: 1.7;
}

/* ===== Contact Form ===== */
.contact-form-wrap {
    background: var(--color-bg-card);
    padding: 2.5rem;
    border: 1px solid var(--color-border);
}

.form-title {
    font-family: var(--font-cn);
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 1.5rem;
    letter-spacing: 0.03em;
}

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

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.8rem 1rem;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-family: var(--font-sans);
    font-size: 0.85rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-gold);
    background: rgba(197, 165, 114, 0.03);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
    font-family: var(--font-cn);
}

.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 fill='%23c5a572' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
}

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

.form-note {
    font-size: 0.7rem;
    color: var(--color-text-dim);
    margin-top: 1rem;
    text-align: center;
    line-height: 1.6;
}

.form-success {
    text-align: center;
    padding: 2rem 0;
}

.form-success h3 {
    font-family: var(--font-cn);
    color: var(--color-gold);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.form-success p {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* ===== Footer ===== */
footer {
    background: #0f0f0f;
    padding: 4rem 0 2rem;
    border-top: 1px solid var(--color-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    align-items: flex-start;
}

.footer-logo-img {
    height: 100px;
    width: auto;
    margin-bottom: 1rem;
    filter: drop-shadow(0 4px 12px rgba(0, 0, 0, 0.5));
    opacity: 0.95;
}

.footer-brand .logo-zh {
    font-size: 1.4rem;
}

.footer-desc {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    line-height: 1.8;
    margin-top: 1rem;
}

.footer-col h4 {
    font-family: var(--font-cn);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-gold);
    margin-bottom: 1.2rem;
    letter-spacing: 0.05em;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.6rem;
}

.footer-col ul li a {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    text-decoration: none;
    transition: var(--transition);
}

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

.social-links {
    display: flex;
    gap: 0.8rem;
    margin-bottom: 1rem;
}

.social-link {
    width: 38px;
    height: 38px;
    border: 1px solid var(--color-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    border-color: var(--color-gold);
    color: var(--color-gold);
    background: rgba(197, 165, 114, 0.08);
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
    text-align: center;
}

.footer-bottom p {
    font-size: 0.7rem;
    color: var(--color-text-dim);
    line-height: 1.8;
    letter-spacing: 0.03em;
}

/* ===== Animations ===== */
.fade-up {
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 1s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
    animation-delay: var(--delay, 0s);
}

@keyframes fadeUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.22, 0.61, 0.36, 1),
                transform 0.8s cubic-bezier(0.22, 0.61, 0.36, 1);
    transition-delay: var(--delay, 0s);
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* ===== Music Toggle ===== */
.music-toggle {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 9999;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(10, 10, 10, 0.85);
    border: 1px solid rgba(197, 165, 114, 0.4);
    color: var(--color-gold);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    transition: all 0.4s ease;
    opacity: 0;
    animation: musicFadeIn 1s ease 2s forwards;
}

@keyframes musicFadeIn {
    to { opacity: 1; }
}

.music-toggle:hover {
    background: rgba(197, 165, 114, 0.15);
    border-color: var(--color-gold);
    transform: scale(1.08);
    box-shadow: 0 0 20px rgba(197, 165, 114, 0.3);
}

.music-toggle svg {
    width: 22px;
    height: 22px;
}

.music-toggle.playing .music-icon-play {
    display: none;
}

.music-toggle.playing .music-icon-pause {
    display: block;
    animation: musicPulse 2s ease-in-out infinite;
}

@keyframes musicPulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .brands-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .collection-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .carousel-slide {
        width: 320px;
        height: 400px;
    }

    .why-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-grid {
        gap: 3rem;
    }

    .contact-wrapper {
        gap: 3rem;
    }
}

@media (max-width: 768px) {
    #navbar {
        top: 0;
        padding: 0.8rem 0;
    }

    #navbar.scrolled {
        padding: 0.6rem 0;
    }

    .nav-logo-img {
        height: 42px;
    }

    #navbar.scrolled .nav-logo-img {
        height: 38px;
    }

    .nav-logo-text {
        display: none;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 350px;
        height: 100vh;
        background: var(--color-bg-alt);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        padding: 2rem;
        transition: right 0.5s cubic-bezier(0.22, 0.61, 0.36, 1);
        border-left: 1px solid var(--color-border);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .nav-toggle.active span {
        background: var(--color-gold);
    }

    #hero {
        min-height: 600px;
    }

    .hero-eyebrow {
        font-size: 0.65rem;
    }

    .hero-ornament {
        width: 160px;
        margin-bottom: 1.5rem;
    }

    .hero-tagline {
        font-size: 0.75rem;
        white-space: normal;
        text-align: center;
    }

    .tagline-line {
        width: 25px;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
        max-width: 280px;
        margin: 0 auto 2.5rem;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .hero-features {
        flex-wrap: wrap;
        gap: 0.8rem;
    }

    .hero-feature span {
        font-size: 0.68rem;
    }

    .hero-feature-divider {
        display: none;
    }

    #about,
    #services,
    #brands,
    #collection,
    #why,
    #contact {
        padding: 4rem 0;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about-visual {
        order: -1;
    }

    .about-img-frame {
        max-width: 300px;
    }

    .about-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }

    .stat-num {
        font-size: 1.8rem;
    }

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

    .brands-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .carousel-slide {
        width: 270px;
        height: 340px;
    }

    .carousel-btn {
        width: 38px;
        height: 38px;
    }

    .carousel-btn svg {
        width: 18px;
        height: 18px;
    }

    .why-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }

    .footer-brand {
        grid-column: 1 / -1;
        align-items: center;
        text-align: center;
    }

    .footer-logo-img {
        height: 90px;
    }

    .section-header {
        margin-bottom: 2.5rem;
    }

    .container {
        padding: 0 1.2rem;
    }

    .contact-form-wrap {
        padding: 1.8rem;
    }
}

@media (max-width: 480px) {
    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-logo-img {
        height: 80px;
    }

    .about-stats {
        grid-template-columns: 1fr 1fr;
    }

    .hero-title-zh {
        font-size: 2.5rem;
    }

    .hero-title-sub {
        font-size: 1rem;
    }

    .hero-features {
        flex-direction: column;
        gap: 0.6rem;
    }

    .section-title {
        font-size: 1.5rem;
    }
}