/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --gold: #c8a96e;
  --gold-light: #e8c98e;
  --dark: #1a1a1a;
  --dark2: #2d2d2d;
  --gray: #6b6b6b;
  --light: #f8f6f3;
  --white: #ffffff;
  --border: #e8e0d8;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-hover: 0 12px 40px rgba(0,0,0,0.15);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-serif: 'Noto Serif SC', 'SimSun', serif;
  --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
}

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

body {
  font-family: var(--font-sans);
  color: var(--dark);
  background: var(--white);
  line-height: 1.6;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ===== ANNOUNCEMENT BAR ===== */
.announcement-bar {
  background: var(--dark);
  color: var(--gold);
  text-align: center;
  padding: 10px;
  font-size: 12px;
  letter-spacing: 2px;
  font-weight: 500;
}

/* ===== HEADER ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: box-shadow var(--transition);
}

.header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.08); }

.header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-uvv {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--dark);
  letter-spacing: 2px;
  border-right: 2px solid var(--gold);
  padding-right: 10px;
}

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

.logo-cn {
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
  letter-spacing: 2px;
}

.logo-tagline {
  font-size: 9px;
  color: var(--gold);
  letter-spacing: 3px;
  margin-top: 1px;
}

.nav {
  display: flex;
  gap: 36px;
}

.nav a {
  font-size: 14px;
  font-weight: 500;
  color: var(--gray);
  letter-spacing: 0.5px;
  position: relative;
  transition: color var(--transition);
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1.5px;
  background: var(--gold);
  transition: width var(--transition);
}

.nav a:hover { color: var(--dark); }
.nav a:hover::after { width: 100%; }

.header-actions {
  display: flex;
  gap: 16px;
}

.btn-search, .btn-cart {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dark);
  transition: background var(--transition);
}

.btn-search:hover, .btn-cart:hover { background: var(--light); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--dark);
  transition: var(--transition);
}

/* ===== HERO ===== */
.hero {
  position: relative;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
}

.hero-slides { height: 100%; }

.hero-slide {
  height: 100%;
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.2) 60%, transparent 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 600px;
  padding: 0 0 0 80px;
  color: var(--white);
  animation: heroFadeIn 1s ease forwards;
}

@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-sub {
  font-size: 13px;
  letter-spacing: 4px;
  color: var(--gold-light);
  text-transform: uppercase;
  margin-bottom: 20px;
}

.hero-content h1 {
  font-family: var(--font-serif);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 20px;
}

.hero-content h1 em {
  font-style: normal;
  color: var(--gold-light);
}

.hero-desc {
  font-size: 16px;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px;
}

.hero-scroll {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.6);
  font-size: 11px;
  letter-spacing: 2px;
  animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-block;
  background: var(--gold);
  color: var(--white);
  padding: 14px 36px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  border-radius: 4px;
  transition: all var(--transition);
}

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,169,110,0.35);
}

.btn-primary.light {
  background: var(--white);
  color: var(--dark);
}

.btn-primary.light:hover { background: var(--light); }

.btn-primary.sm { padding: 10px 24px; font-size: 13px; }

.btn-outline {
  display: inline-block;
  border: 1.5px solid var(--dark);
  color: var(--dark);
  padding: 14px 48px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  border-radius: 4px;
  transition: all var(--transition);
}

.btn-outline:hover {
  background: var(--dark);
  color: var(--white);
}

.btn-link {
  color: var(--white);
  font-size: 13px;
  letter-spacing: 0.5px;
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* ===== FEATURES BAR ===== */
.features-bar {
  background: var(--light);
  border-bottom: 1px solid var(--border);
  padding: 28px 0;
}

.features-bar .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 14px;
}

.feature-item svg { color: var(--gold); flex-shrink: 0; }

.feature-item strong {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
}

.feature-item span {
  font-size: 12px;
  color: var(--gray);
}

/* ===== SECTION HEADER ===== */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-label {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 12px;
}

.section-label.light { color: var(--gold-light); }

.section-header h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 12px;
}

.section-header p {
  font-size: 15px;
  color: var(--gray);
  max-width: 480px;
  margin: 0 auto;
}

/* ===== CATEGORIES ===== */
.categories { padding: 80px 0; }

.categories-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(2, 220px);
  gap: 12px;
}

.category-card {
  position: relative;
  background-size: cover;
  background-position: center;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
}

.category-card.large {
  grid-column: 1 / 3;
  grid-row: 1 / 3;
}

.category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.65) 0%, rgba(0,0,0,0.1) 60%);
  transition: background var(--transition);
}

.category-card:hover .category-overlay {
  background: linear-gradient(to top, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.2) 60%);
}

.category-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 20px;
  color: var(--white);
}

.category-content h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}

.category-card.large .category-content h3 { font-size: 28px; }

.category-content span {
  font-size: 13px;
  color: var(--gold-light);
  letter-spacing: 1px;
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--transition);
  display: block;
}

.category-card:hover .category-content span {
  opacity: 1;
  transform: translateY(0);
}

/* ===== PRODUCTS GRID ===== */
.featured { padding: 80px 0; background: var(--light); }

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.product-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
  transition: all var(--transition);
  box-shadow: var(--shadow);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}

.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  z-index: 2;
  background: var(--gold);
  color: var(--white);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.5px;
}

.product-badge.new { background: var(--dark); }

.product-img-wrap {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
}

.product-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.product-card:hover .product-img-wrap img { transform: scale(1.06); }

.product-actions {
  position: absolute;
  bottom: 12px;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  opacity: 0;
  transform: translateY(10px);
  transition: all var(--transition);
}

.product-card:hover .product-actions {
  opacity: 1;
  transform: translateY(0);
}

.btn-wishlist {
  width: 36px;
  height: 36px;
  background: var(--white);
  border-radius: 50%;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  transition: all var(--transition);
}

.btn-wishlist:hover { color: #e74c3c; transform: scale(1.1); }

.btn-quickview {
  background: var(--dark);
  color: var(--white);
  font-size: 12px;
  font-weight: 500;
  padding: 8px 16px;
  border-radius: 4px;
  letter-spacing: 0.5px;
  transition: background var(--transition);
}

.btn-quickview:hover { background: var(--gold); }

.product-info { padding: 16px; }

.product-category {
  font-size: 11px;
  color: var(--gold);
  letter-spacing: 1.5px;
  font-weight: 600;
  text-transform: uppercase;
}

.product-info h3 {
  font-size: 14px;
  font-weight: 600;
  color: var(--dark);
  margin: 6px 0 8px;
  line-height: 1.4;
}

.product-rating {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 10px;
}

.stars { color: #f59e0b; font-size: 12px; }

.review-count { font-size: 11px; color: var(--gray); }

.product-price { display: flex; align-items: baseline; gap: 8px; }

.price-now {
  font-size: 18px;
  font-weight: 700;
  color: var(--dark);
}

.price-old {
  font-size: 13px;
  color: var(--gray);
  text-decoration: line-through;
}

.center-btn { text-align: center; }

/* ===== BRAND BANNER ===== */
.brand-banner {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}

.brand-banner-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transform: scale(1.05);
  transition: transform 8s ease;
}

.brand-banner:hover .brand-banner-bg { transform: scale(1); }

.brand-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.75) 0%, rgba(0,0,0,0.4) 100%);
}

.brand-banner-content {
  position: relative;
  z-index: 1;
  max-width: 520px;
  color: var(--white);
}

.brand-banner-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.3;
  margin: 16px 0 20px;
}

.brand-banner-content p {
  font-size: 15px;
  color: rgba(255,255,255,0.8);
  line-height: 1.8;
  margin-bottom: 32px;
}

/* ===== NEW ARRIVALS ===== */
.new-arrivals { padding: 80px 0; }

.new-arrivals-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  height: 560px;
}

.new-arrival-main { height: 100%; }
.new-arrival-side { display: flex; flex-direction: column; gap: 16px; }
.new-arrival-side .new-arrival-card { flex: 1; }

.new-arrival-card {
  position: relative;
  background-size: cover;
  background-position: center;
  border-radius: var(--radius);
  overflow: hidden;
  height: 100%;
  cursor: pointer;
}

.new-arrival-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.15) 60%);
  transition: background var(--transition);
}

.new-arrival-card:hover .new-arrival-overlay {
  background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0.25) 60%);
}

.new-arrival-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 28px;
  color: var(--white);
}

.na-tag {
  display: inline-block;
  background: var(--gold);
  color: var(--white);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.new-arrival-info h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 6px;
}

.new-arrival-card.big .new-arrival-info h3 { font-size: 30px; }

.new-arrival-info p {
  font-size: 13px;
  color: rgba(255,255,255,0.7);
  margin-bottom: 16px;
}

/* ===== STATS ===== */
.stats {
  background: var(--dark);
  padding: 80px 0;
}

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

.stat-item { color: var(--white); }

.stat-num {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 700;
  color: var(--gold);
  line-height: 1;
}

.stat-unit {
  font-size: 28px;
  font-weight: 700;
  color: var(--gold);
}

.stat-item p {
  font-size: 14px;
  color: rgba(255,255,255,0.6);
  letter-spacing: 1px;
  margin-top: 10px;
}

/* ===== TESTIMONIALS ===== */
.testimonials { padding: 80px 0; background: var(--light); }

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--white);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.testimonial-card.featured {
  background: var(--dark);
  color: var(--white);
  border-color: var(--dark);
  transform: scale(1.03);
}

.testimonial-card:hover { box-shadow: var(--shadow-hover); }

.testimonial-stars {
  color: #f59e0b;
  font-size: 16px;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.testimonial-card p {
  font-size: 14px;
  line-height: 1.8;
  color: var(--gray);
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-card.featured p { color: rgba(255,255,255,0.7); }

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
}

.testimonial-author strong {
  display: block;
  font-size: 14px;
  color: var(--dark);
}

.testimonial-card.featured .testimonial-author strong { color: var(--white); }

.testimonial-author span {
  font-size: 12px;
  color: var(--gray);
}

.testimonial-card.featured .testimonial-author span { color: rgba(255,255,255,0.5); }

/* ===== ABOUT ===== */
.about { padding: 80px 0; }

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-images {
  position: relative;
}

.about-img-main {
  border-radius: var(--radius);
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}

.about-img-sub {
  position: absolute;
  bottom: -32px;
  right: -32px;
  width: 45%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius);
  border: 6px solid var(--white);
  box-shadow: var(--shadow-hover);
}

.about-content .section-label { display: block; margin-bottom: 12px; }

.about-content h2 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 3vw, 42px);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 20px;
}

.about-content > p {
  font-size: 15px;
  color: var(--gray);
  line-height: 1.9;
  margin-bottom: 16px;
}

.about-values {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.value-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.value-icon {
  color: var(--gold);
  font-size: 14px;
  margin-top: 3px;
  flex-shrink: 0;
}

.value-item strong {
  display: block;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 2px;
}

.value-item p {
  font-size: 13px;
  color: var(--gray);
}

/* ===== SUBSCRIBE ===== */
.subscribe {
  background: var(--dark);
  padding: 80px 0;
  text-align: center;
}

.subscribe-content h2 {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 12px;
}

.subscribe-content > p {
  font-size: 15px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 32px;
}

.subscribe-form {
  display: flex;
  gap: 0;
  max-width: 480px;
  margin: 0 auto 16px;
}

.subscribe-form input {
  flex: 1;
  padding: 14px 20px;
  font-size: 14px;
  border: none;
  border-radius: 4px 0 0 4px;
  outline: none;
  font-family: var(--font-sans);
  color: var(--dark);
}

.subscribe-form .btn-primary {
  border-radius: 0 4px 4px 0;
  padding: 14px 28px;
}

.subscribe-note {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
}

/* ===== FOOTER ===== */
.footer {
  background: #111;
  padding: 64px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo .logo-uvv { color: var(--white); border-color: var(--gold); }
.footer-brand .logo .logo-cn { color: var(--white); }

.footer-brand > p {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  line-height: 1.8;
  margin: 16px 0 24px;
}

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

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  transition: all var(--transition);
}

.footer-social a:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: rgba(200,169,110,0.1);
}

.footer-links h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--white);
  letter-spacing: 1px;
  margin-bottom: 20px;
}

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

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

.footer-links a {
  font-size: 13px;
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}

.footer-links a:hover { color: var(--gold); }

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.footer-bottom p {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
}

.footer-bottom a {
  font-size: 12px;
  color: rgba(255,255,255,0.25);
  transition: color var(--transition);
}

.footer-bottom a:hover { color: var(--gold); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .categories-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: auto;
  }
  .category-card.large { grid-column: 1 / 3; grid-row: auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 40px; }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .hero-content { padding: 0 0 0 32px; }
  .features-bar .container { grid-template-columns: repeat(2, 1fr); }
  .new-arrivals-grid { grid-template-columns: 1fr; height: auto; }
  .new-arrival-main { height: 320px; }
  .new-arrival-side { flex-direction: row; height: 200px; }
  .about-grid { grid-template-columns: 1fr; }
  .about-img-sub { display: none; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .testimonial-card.featured { transform: scale(1); }
  .subscribe-form { flex-direction: column; border-radius: 4px; }
  .subscribe-form input { border-radius: 4px; }
  .subscribe-form .btn-primary { border-radius: 4px; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .products-grid { grid-template-columns: 1fr; }
  .categories-grid { grid-template-columns: 1fr; }
  .category-card.large { grid-column: auto; }
  .features-bar .container { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .new-arrival-side { flex-direction: column; height: auto; }
  .new-arrival-side .new-arrival-card { height: 180px; }
}