/* ============================================
   YIWU TRADE WAREHOUSE - Landing Page Styles
   Style: Neo-Brutalist Global Bazaar
   ============================================ */

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

:root {
  --cream: #F5F0E8;
  --coral: #FF6B4A;
  --green: #1A5632;
  --mustard: #E8A838;
  --ink: #1A1A1A;
  --cream-dark: #E8E0D0;
  --coral-light: #FF8A6F;
  --green-light: #2A7A4A;
  --bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --smooth: cubic-bezier(0.25, 0.1, 0.25, 1);
}

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

body {
  font-family: 'Inter', 'Noto Sans SC', sans-serif;
  background-color: var(--cream);
  color: var(--ink);
  overflow-x: hidden;
  line-height: 1.6;
}

a {
  text-decoration: none;
  color: inherit;
}

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

/* --- Typography --- */
.font-display {
  font-family: 'Space Grotesk', sans-serif;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.4s var(--smooth);
  mix-blend-mode: normal;
}

.nav.scrolled {
  background: rgba(245, 240, 232, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 3px solid var(--ink);
  padding: 0.7rem 2rem;
}

.nav-logo {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-logo .dot {
  width: 12px;
  height: 12px;
  background: var(--coral);
  border-radius: 50%;
  display: inline-block;
  animation: pulse 2s infinite;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  align-items: center;
}

.nav-links a {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  padding: 0.3rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--coral);
  transition: width 0.3s var(--bounce);
}

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

.nav-cta {
  background: var(--ink);
  color: var(--cream);
  padding: 0.6rem 1.4rem;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 3px solid var(--ink);
  transition: all 0.3s var(--bounce);
  cursor: pointer;
}

.nav-cta:hover {
  background: var(--coral);
  border-color: var(--coral);
  color: var(--cream);
  transform: translateY(-2px);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 2rem 4rem;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.3) saturate(1.3);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(26, 86, 50, 0.6) 0%,
    rgba(26, 26, 26, 0.7) 50%,
    rgba(255, 107, 74, 0.4) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 107, 74, 0.2);
  border: 2px solid var(--coral);
  padding: 0.5rem 1.2rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--coral-light);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 2rem;
  animation: fadeInUp 0.8s var(--bounce) 0.2s both;
}

.hero-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(3rem, 10vw, 9rem);
  font-weight: 700;
  line-height: 0.9;
  color: var(--cream);
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  animation: fadeInUp 0.8s var(--bounce) 0.4s both;
}

.hero-title .accent {
  color: var(--coral);
  display: inline-block;
  transform: rotate(-2deg);
}

.hero-title .cn {
  display: block;
  font-family: 'Noto Sans SC', sans-serif;
  font-size: clamp(1.5rem, 4vw, 3.5rem);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--mustard);
  margin-top: 0.5rem;
  opacity: 0.9;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.4rem);
  color: rgba(245, 240, 232, 0.8);
  max-width: 600px;
  margin-bottom: 3rem;
  line-height: 1.7;
  animation: fadeInUp 0.8s var(--bounce) 0.6s both;
}

.hero-actions {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s var(--bounce) 0.8s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  background: var(--coral);
  color: var(--cream);
  padding: 1.2rem 2.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 3px solid var(--coral);
  cursor: pointer;
  transition: all 0.3s var(--bounce);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: var(--cream);
  transition: left 0.4s var(--smooth);
  z-index: 0;
}

.btn-primary:hover::before {
  left: 0;
}

.btn-primary:hover {
  color: var(--coral);
}

.btn-primary span {
  position: relative;
  z-index: 1;
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--cream);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 2px solid var(--mustard);
  padding-bottom: 0.3rem;
  transition: all 0.3s var(--bounce);
}

.btn-secondary:hover {
  color: var(--mustard);
  border-color: var(--coral);
}

/* Hero Price Ticker */
.hero-prices {
  position: absolute;
  right: 2rem;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.price-tag {
  background: rgba(245, 240, 232, 0.1);
  backdrop-filter: blur(10px);
  border: 2px solid rgba(245, 240, 232, 0.3);
  padding: 0.8rem 1.2rem;
  font-family: 'Space Grotesk', sans-serif;
  color: var(--cream);
  text-align: right;
  animation: slideInRight 0.6s var(--bounce) both;
}

.price-tag:nth-child(1) { animation-delay: 1s; }
.price-tag:nth-child(2) { animation-delay: 1.2s; }
.price-tag:nth-child(3) { animation-delay: 1.4s; }
.price-tag:nth-child(4) { animation-delay: 1.6s; }
.price-tag:nth-child(5) { animation-delay: 1.8s; }

.price-tag .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  opacity: 0.7;
}

.price-tag .amount {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--mustard);
  font-variant-numeric: tabular-nums;
}

.price-tag .unit {
  font-size: 0.75rem;
  opacity: 0.6;
}

/* --- Marquee Ticker --- */
.marquee {
  background: var(--ink);
  padding: 1rem 0;
  overflow: hidden;
  border-top: 3px solid var(--coral);
  border-bottom: 3px solid var(--coral);
}

.marquee-inner {
  display: flex;
  animation: marquee 30s linear infinite;
  white-space: nowrap;
}

.marquee-item {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--cream);
  padding: 0 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

.marquee-item .sep {
  width: 8px;
  height: 8px;
  background: var(--coral);
  border-radius: 50%;
  flex-shrink: 0;
}

.marquee-item:nth-child(even) {
  color: var(--mustard);
}

/* --- Categories Section --- */
.categories {
  padding: 6rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

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

.section-tag {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--coral);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.section-tag::before {
  content: '';
  width: 30px;
  height: 3px;
  background: var(--coral);
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.section-title .highlight {
  color: var(--green);
  position: relative;
}

.section-title .highlight::after {
  content: '';
  position: absolute;
  bottom: 0.1em;
  left: 0;
  right: 0;
  height: 0.3em;
  background: var(--mustard);
  opacity: 0.3;
  z-index: -1;
}

.categories-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-rows: minmax(200px, auto);
  gap: 1.5rem;
}

.cat-card {
  position: relative;
  overflow: hidden;
  border: 3px solid var(--ink);
  cursor: pointer;
  transition: all 0.4s var(--bounce);
}

.cat-card:hover {
  transform: rotate(-1deg) scale(1.02);
  box-shadow: 8px 8px 0 var(--ink);
  z-index: 10;
}

.cat-card:nth-child(1) { grid-column: span 5; grid-row: span 2; }
.cat-card:nth-child(2) { grid-column: span 4; grid-row: span 1; }
.cat-card:nth-child(3) { grid-column: span 3; grid-row: span 1; }
.cat-card:nth-child(4) { grid-column: span 3; grid-row: span 1; }
.cat-card:nth-child(5) { grid-column: span 4; grid-row: span 1; }
.cat-card:nth-child(6) { grid-column: span 5; grid-row: span 1; }
.cat-card:nth-child(7) { grid-column: span 7; grid-row: span 1; }

.cat-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--smooth);
}

.cat-card:hover img {
  transform: scale(1.1);
}

.cat-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26, 26, 26, 0.85) 0%, transparent 60%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.5rem;
}

.cat-card-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--cream);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.cat-card-count {
  font-size: 0.8rem;
  color: var(--mustard);
  font-weight: 500;
  margin-top: 0.3rem;
}

.cat-card-arrow {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 40px;
  height: 40px;
  background: var(--coral);
  border: 2px solid var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cream);
  font-size: 1.2rem;
  font-weight: 700;
  opacity: 0;
  transform: translate(-10px, 10px);
  transition: all 0.3s var(--bounce);
}

.cat-card:hover .cat-card-arrow {
  opacity: 1;
  transform: translate(0, 0);
}

/* --- Featured Products --- */
.products {
  padding: 6rem 2rem;
  background: var(--ink);
  color: var(--cream);
  position: relative;
}

.products::before {
  content: 'DEALS';
  position: absolute;
  top: 2rem;
  right: 2rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 8rem;
  font-weight: 700;
  color: rgba(245, 240, 232, 0.03);
  letter-spacing: -0.05em;
  pointer-events: none;
}

.products-inner {
  max-width: 1400px;
  margin: 0 auto;
}

.products .section-title {
  color: var(--cream);
}

.products .section-title .highlight {
  color: var(--mustard);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.product-card {
  background: rgba(245, 240, 232, 0.05);
  border: 2px solid rgba(245, 240, 232, 0.15);
  padding: 1.5rem;
  transition: all 0.4s var(--bounce);
  position: relative;
}

.product-card:hover {
  border-color: var(--coral);
  transform: translateY(-5px) rotate(0.5deg);
  box-shadow: 0 10px 40px rgba(255, 107, 74, 0.15);
}

.product-card-badge {
  position: absolute;
  top: -1px;
  left: -1px;
  background: var(--coral);
  color: var(--cream);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  padding: 0.4rem 0.8rem;
  letter-spacing: 0.05em;
}

.product-card-img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  margin-bottom: 1.2rem;
  border: 2px solid rgba(245, 240, 232, 0.1);
}

.product-card-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.product-card-desc {
  font-size: 0.85rem;
  opacity: 0.7;
  margin-bottom: 1rem;
  line-height: 1.5;
}

.product-card-price {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.product-card-price .current {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--mustard);
  font-variant-numeric: tabular-nums;
}

.product-card-price .original {
  font-size: 0.9rem;
  text-decoration: line-through;
  opacity: 0.5;
}

.product-card-price .moq {
  font-size: 0.75rem;
  opacity: 0.6;
  margin-left: auto;
}

/* --- Why Yiwu Section --- */
.why {
  padding: 6rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.why-card {
  padding: 2.5rem;
  border: 3px solid var(--ink);
  position: relative;
  transition: all 0.3s var(--bounce);
  background: var(--cream);
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: 6px 6px 0 var(--ink);
}

.why-card:nth-child(1) { border-color: var(--coral); }
.why-card:nth-child(2) { border-color: var(--green); }
.why-card:nth-child(3) { border-color: var(--mustard); }
.why-card:nth-child(4) { border-color: var(--ink); }

.why-card-icon {
  font-size: 2.5rem;
  margin-bottom: 1.2rem;
  display: block;
}

.why-card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.why-card-desc {
  font-size: 0.9rem;
  line-height: 1.7;
  opacity: 0.8;
}

.why-card-number {
  position: absolute;
  top: 1rem;
  right: 1.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  opacity: 0.08;
  line-height: 1;
}

/* --- Global Shipping --- */
.shipping {
  padding: 6rem 2rem;
  background: var(--green);
  color: var(--cream);
  position: relative;
  overflow: hidden;
}

.shipping::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(232, 168, 56, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.shipping-inner {
  max-width: 1400px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.shipping .section-tag {
  color: var(--mustard);
}

.shipping .section-tag::before {
  background: var(--mustard);
}

.shipping .section-title .highlight {
  color: var(--mustard);
}

.shipping-image {
  margin-top: 3rem;
  border: 3px solid rgba(245, 240, 232, 0.3);
  overflow: hidden;
}

.shipping-image img {
  width: 100%;
  height: 400px;
  object-fit: cover;
  filter: saturate(1.2);
}

.shipping-routes {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.route-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border: 2px solid rgba(245, 240, 232, 0.2);
  transition: all 0.3s var(--bounce);
}

.route-item:hover {
  border-color: var(--mustard);
  background: rgba(245, 240, 232, 0.05);
}

.route-item .flag {
  font-size: 1.8rem;
}

.route-item .info {
  flex: 1;
}

.route-item .region {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
}

.route-item .time {
  font-size: 0.8rem;
  opacity: 0.7;
}

/* --- Stats Section --- */
.stats {
  padding: 5rem 2rem;
  background: var(--cream-dark);
  border-top: 3px solid var(--ink);
  border-bottom: 3px solid var(--ink);
}

.stats-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 3rem;
  text-align: center;
}

.stat-item {
  padding: 1rem;
}

.stat-number {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  color: var(--coral);
  line-height: 1;
  margin-bottom: 0.5rem;
  font-variant-numeric: tabular-nums;
}

.stat-label {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  opacity: 0.7;
}

/* --- CTA Section --- */
.cta {
  padding: 8rem 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: var(--cream);
}

.cta::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 107, 74, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.cta-inner {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}

.cta-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.cta-desc {
  font-size: 1.1rem;
  opacity: 0.7;
  margin-bottom: 2.5rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-form {
  display: flex;
  gap: 0;
  max-width: 500px;
  margin: 0 auto;
  border: 3px solid var(--ink);
}

.cta-form input {
  flex: 1;
  padding: 1rem 1.5rem;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  border: none;
  background: var(--cream);
  outline: none;
}

.cta-form button {
  padding: 1rem 2rem;
  background: var(--ink);
  color: var(--cream);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: none;
  cursor: pointer;
  transition: background 0.3s;
  white-space: nowrap;
}

.cta-form button:hover {
  background: var(--coral);
}

/* --- Footer --- */
.footer {
  background: var(--ink);
  color: var(--cream);
  padding: 4rem 2rem 2rem;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-brand-desc {
  font-size: 0.9rem;
  opacity: 0.6;
  line-height: 1.7;
  max-width: 300px;
}

.footer-col-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 1.2rem;
  color: var(--mustard);
}

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

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

.footer-col a {
  font-size: 0.9rem;
  opacity: 0.6;
  transition: opacity 0.3s, color 0.3s;
}

.footer-col a:hover {
  opacity: 1;
  color: var(--coral);
}

.footer-bottom {
  max-width: 1400px;
  margin: 3rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid rgba(245, 240, 232, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  opacity: 0.5;
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translate(30px, -50%);
  }
  to {
    opacity: 1;
    transform: translate(0, -50%);
  }
}

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

@keyframes pulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.5; }
}

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

@keyframes countUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* --- Category Detail Page (SPA) --- */
.category-page {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: var(--cream);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.5s var(--smooth);
}

.category-page.active {
  transform: translateX(0);
}

.category-page-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(245, 240, 232, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 3px solid var(--ink);
  padding: 1rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.category-page-back {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  cursor: pointer;
  padding: 0.6rem 1.2rem;
  border: 2px solid var(--ink);
  background: var(--cream);
  color: var(--ink);
  transition: all 0.3s var(--bounce);
}

.category-page-back:hover {
  background: var(--ink);
  color: var(--cream);
  transform: translateX(-3px);
}

.category-page-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.category-page-count {
  font-size: 0.8rem;
  opacity: 0.6;
  font-weight: 400;
  margin-left: 0.5rem;
}

/* Category Hero Banner */
.category-hero {
  position: relative;
  height: 350px;
  overflow: hidden;
  border-bottom: 3px solid var(--ink);
}

.category-hero img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.4) saturate(1.3);
}

.category-hero-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 4rem;
  background: linear-gradient(to right, rgba(26, 26, 26, 0.7) 0%, transparent 70%);
}

.category-hero-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  color: var(--cream);
  line-height: 1;
  letter-spacing: -0.02em;
  margin-bottom: 0.5rem;
}

.category-hero-sub {
  font-size: 1.1rem;
  color: var(--mustard);
  font-weight: 500;
}

.category-hero-stats {
  display: flex;
  gap: 2rem;
  margin-top: 1.5rem;
}

.category-hero-stat {
  text-align: left;
}

.category-hero-stat .num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--coral);
}

.category-hero-stat .lbl {
  font-size: 0.75rem;
  color: rgba(245, 240, 232, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Category Filter Bar */
.category-filter-bar {
  padding: 1.5rem 2rem;
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  border-bottom: 2px solid rgba(26, 26, 26, 0.1);
}

.category-filter-tags {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.filter-tag {
  padding: 0.5rem 1rem;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 2px solid var(--ink);
  background: transparent;
  cursor: pointer;
  transition: all 0.3s var(--bounce);
  color: var(--ink);
}

.filter-tag:hover,
.filter-tag.active {
  background: var(--ink);
  color: var(--cream);
}

.filter-tag.active {
  border-color: var(--coral);
  background: var(--coral);
}

.category-sort {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border: 2px solid var(--ink);
  background: transparent;
  cursor: pointer;
  color: var(--ink);
}

/* Category Products Grid */
.category-products {
  padding: 2rem;
  max-width: 1400px;
  margin: 0 auto;
}

.category-products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 1.5rem;
}

.supplier-product-card {
  background: var(--cream);
  border: 3px solid var(--ink);
  overflow: hidden;
  transition: all 0.4s var(--bounce);
  position: relative;
}

.supplier-product-card:hover {
  transform: translateY(-4px) rotate(-0.5deg);
  box-shadow: 6px 6px 0 var(--ink);
}

.supplier-product-card:nth-child(even):hover {
  transform: translateY(-4px) rotate(0.5deg);
}

.supplier-badge {
  position: absolute;
  top: 0.8rem;
  left: 0.8rem;
  z-index: 10;
  background: var(--green);
  color: var(--cream);
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.6rem;
}

.supplier-badge.hot {
  background: var(--coral);
}

.supplier-badge.new {
  background: var(--mustard);
  color: var(--ink);
}

.supplier-product-img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-bottom: 3px solid var(--ink);
  transition: transform 0.5s var(--smooth);
}

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

.supplier-product-info {
  padding: 1.2rem;
}

.supplier-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--coral);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.supplier-name .verified {
  width: 14px;
  height: 14px;
  background: var(--green);
  color: var(--cream);
  font-size: 0.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.supplier-product-name {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  line-height: 1.3;
}

.supplier-product-desc {
  font-size: 0.8rem;
  opacity: 0.6;
  line-height: 1.5;
  margin-bottom: 0.8rem;
}

.supplier-product-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.8rem;
  border-top: 1px solid rgba(26, 26, 26, 0.1);
}

.supplier-product-price {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.supplier-product-price .unit {
  font-size: 0.7rem;
  font-weight: 400;
  opacity: 0.5;
}

.supplier-product-moq {
  font-size: 0.7rem;
  opacity: 0.5;
  text-align: right;
}

.supplier-product-rating {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  margin-bottom: 0.6rem;
}

.rating-stars {
  color: var(--mustard);
  font-size: 0.8rem;
  letter-spacing: 1px;
}

.rating-count {
  font-size: 0.7rem;
  opacity: 0.5;
}

/* Category page footer spacer */
.category-page-footer {
  padding: 3rem 2rem;
  text-align: center;
  border-top: 3px solid var(--ink);
  margin-top: 3rem;
}

.category-page-footer p {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 500;
  opacity: 0.6;
}

.category-page-footer .cta-link {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.8rem 2rem;
  background: var(--coral);
  color: var(--cream);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border: 3px solid var(--coral);
  cursor: pointer;
  transition: all 0.3s var(--bounce);
}

.category-page-footer .cta-link:hover {
  background: transparent;
  color: var(--coral);
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s var(--bounce);
}

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

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-prices {
    display: none;
  }

  .categories-grid {
    grid-template-columns: repeat(6, 1fr);
  }

  .cat-card:nth-child(1) { grid-column: span 6; grid-row: span 1; }
  .cat-card:nth-child(2) { grid-column: span 3; }
  .cat-card:nth-child(3) { grid-column: span 3; }
  .cat-card:nth-child(4) { grid-column: span 3; }
  .cat-card:nth-child(5) { grid-column: span 3; }
  .cat-card:nth-child(6) { grid-column: span 6; }
  .cat-card:nth-child(7) { grid-column: span 6; }

  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

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

  .hero {
    padding: 6rem 1.5rem 3rem;
  }

  .hero-title {
    font-size: clamp(2.5rem, 12vw, 5rem);
  }

  .category-page-header {
    padding: 0.8rem 1rem;
  }

  .category-page-title {
    font-size: 1rem;
  }

  .category-hero {
    height: 250px;
  }

  .category-hero-overlay {
    padding: 2rem;
  }

  .category-hero-stats {
    gap: 1rem;
  }

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

  .supplier-product-info {
    padding: 0.8rem;
  }

  .supplier-product-price {
    font-size: 1.1rem;
  }

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

  .cat-card:nth-child(n) { grid-column: span 1; grid-row: span 1; }

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

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

  .shipping-routes {
    grid-template-columns: 1fr;
  }

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

  .cta-form {
    flex-direction: column;
  }

  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

/* --- Mobile First: ≤480px (small phones) --- */
@media (max-width: 480px) {
  .hero-title {
    font-size: clamp(2rem, 10vw, 3.5rem);
  }

  .hero-subtitle {
    font-size: 0.9rem;
  }

  .hero-cta {
    padding: 0.9rem 2rem;
    font-size: 0.9rem;
  }

  .section-title {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
  }

  .category-products-grid {
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
  }

  .supplier-product-card {
    border-width: 2px;
  }

  .supplier-product-img {
    height: 120px;
  }

  .supplier-product-info {
    padding: 0.6rem;
  }

  .supplier-product-name {
    font-size: 0.75rem;
  }

  .supplier-product-desc {
    display: none;
  }

  .supplier-product-price {
    font-size: 0.95rem;
  }

  .supplier-product-moq {
    font-size: 0.65rem;
  }

  .supplier-product-rating {
    font-size: 0.7rem;
  }

  .category-filter-bar {
    padding: 0.6rem 0.8rem;
    gap: 0.4rem;
  }

  .filter-tag {
    padding: 0.4rem 0.8rem;
    font-size: 0.7rem;
  }

  .stats-inner {
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
    padding: 1.5rem 1rem;
  }

  .stat-number {
    font-size: clamp(1.5rem, 8vw, 2rem);
  }

  .stat-label {
    font-size: 0.7rem;
  }

  .marquee {
    padding: 0.8rem 0;
  }

  .marquee-track {
    font-size: 0.8rem;
  }
}

/* --- Hamburger Menu (mobile) --- */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1001;
  -webkit-tap-highlight-color: transparent;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--ink);
  transition: all 0.3s ease;
  transform-origin: center;
}

.nav-mobile-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--cream);
  z-index: 999;
  padding: 5rem 2rem 2rem;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.nav-mobile-overlay.active {
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 1;
}

.nav-mobile-links {
  list-style: none;
  text-align: center;
}

.nav-mobile-links li {
  margin: 1.5rem 0;
}

.nav-mobile-links a {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
  transition: color 0.2s;
}

.nav-mobile-links a:hover {
  color: var(--coral);
}

@media (max-width: 768px) {
  .nav-hamburger {
    display: flex;
  }

  .nav-cta {
    display: none;
  }

  .nav-hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

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

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

/* --- Mobile Viewport & Touch Optimizations --- */
@media (max-width: 768px) {
  /* Prevent horizontal scroll */
  html, body {
    overflow-x: hidden;
    max-width: 100vw;
  }

  /* Fix 100vh on mobile */
  .hero {
    min-height: 100svh;
  }

  /* Better touch targets */
  .nav-links a,
  .footer-links a,
  .filter-tag,
  .sort-select,
  .back-to-home {
    min-height: 44px;
    display: inline-flex;
    align-items: center;
  }

  /* Smooth scrolling */
  html {
    scroll-behavior: smooth;
    -webkit-overflow-scrolling: touch;
  }

  /* Prevent zoom on input focus */
  input[type="email"],
  input[type="text"],
  select {
    font-size: 16px;
  }

  /* Category detail page mobile */
  .category-page {
    padding-top: 50px;
  }

  .category-page-header {
    height: 50px;
    padding: 0 0.8rem;
  }

  .back-to-home {
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
    min-width: 44px;
    min-height: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .category-hero {
    height: 200px;
  }

  .category-hero-overlay {
    padding: 1.2rem;
  }

  .category-hero-title {
    font-size: 1.5rem;
  }

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

  .category-hero-stat-value {
    font-size: 1rem;
  }

  .category-hero-stat-label {
    font-size: 0.65rem;
  }

  .category-filter-bar {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    flex-wrap: nowrap;
    padding: 0.8rem 1rem;
  }

  .category-filter-bar::-webkit-scrollbar {
    display: none;
  }

  .filter-tag {
    white-space: nowrap;
    flex-shrink: 0;
  }

  .category-sort-bar {
    padding: 0.5rem 1rem;
  }

  .category-products-grid {
    padding: 0.8rem;
    gap: 0.8rem;
  }

  .supplier-product-img {
    height: 140px;
  }

  .supplier-product-info {
    padding: 0.7rem;
  }

  .supplier-product-name {
    font-size: 0.8rem;
    margin-bottom: 0.2rem;
  }

  .supplier-product-desc {
    font-size: 0.65rem;
    margin-bottom: 0.4rem;
    -webkit-line-clamp: 1;
  }

  .supplier-product-price-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
  }

  .supplier-product-price {
    font-size: 1rem;
  }

  .supplier-product-moq {
    font-size: 0.65rem;
  }

  /* Sections spacing */
  section {
    padding: 3rem 1rem;
  }

  .section-title {
    margin-bottom: 2rem;
  }

  /* Categories grid mobile */
  .categories-grid {
    gap: 1rem;
  }

  .cat-card {
    min-height: 180px;
  }

  .cat-card-title {
    font-size: 1.2rem;
  }

  .cat-card-count {
    font-size: 0.7rem;
  }

  /* Products grid mobile */
  .products-grid {
    gap: 1rem;
  }

  .product-card-img {
    height: 200px;
  }

  /* Why Yiwu mobile */
  .why-grid {
    gap: 1.5rem;
  }

  .why-card {
    padding: 1.5rem;
  }

  .why-icon {
    font-size: 2rem;
  }

  /* Shipping mobile */
  .shipping-routes {
    gap: 0.8rem;
  }

  .route-item {
    padding: 1rem;
  }

  /* CTA mobile */
  .cta {
    padding: 3rem 1rem;
  }

  .cta-form {
    gap: 0.8rem;
  }

  .cta-form input {
    padding: 1rem;
    font-size: 16px;
    min-height: 48px;
  }

  .cta-form button {
    padding: 1rem;
    font-size: 1rem;
    min-height: 48px;
    width: 100%;
  }

  /* Footer mobile */
  .footer {
    padding: 3rem 1rem 1.5rem;
  }

  .footer-inner {
    gap: 2rem;
  }

  .footer-title {
    font-size: 1rem;
  }

  .footer-links a {
    font-size: 0.85rem;
    padding: 0.3rem 0;
    min-height: 36px;
  }
}

/* --- Scrollbar --- */
::-webkit-scrollbar {
  width: 10px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--ink);
  border: 2px solid var(--cream);
}

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

/* --- Selection --- */
::selection {
  background: var(--coral);
  color: var(--cream);
}