:root {
  --orange: #ff6a16;
  --orange-dark: #df4d00;
  --green: #174f37;
  --green-2: #0f3b2b;
  --mint: #eef8f3;
  --ink: #111b18;
  --muted: #66736d;
  --line: #e4ebe7;
  --card: #ffffff;
  --shadow: 0 16px 42px rgba(26, 62, 46, .13);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, "Microsoft YaHei", sans-serif;
  background: #f8fbf9;
}
a { color: inherit; text-decoration: none; }

.promo-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(24px, 6vw, 90px);
  min-height: 62px;
  padding: 8px 18px;
  color: #fff;
  font-weight: 900;
  background:
    radial-gradient(circle at 16% 40%, rgba(255,255,255,.4) 0 3px, transparent 4px),
    radial-gradient(circle at 84% 55%, rgba(255,255,255,.42) 0 4px, transparent 5px),
    linear-gradient(90deg, #ff5b00, #ff934d 45%, #ff5b00);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 26px;
  min-height: 76px;
  padding: 0 clamp(20px, 8vw, 210px);
  border-bottom: 1px solid var(--line);
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(14px);
}

.brand,
.main-nav,
.header-actions {
  display: flex;
  align-items: center;
}

.brand { gap: 10px; color: var(--orange-dark); font-weight: 950; }
.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(135deg, var(--orange), var(--orange-dark));
}
.brand-text { white-space: nowrap; }

.main-nav { justify-content: center; gap: 28px; font-size: 15px; }
.main-nav a:hover { color: var(--orange-dark); }
.header-actions { gap: 12px; }

.icon-btn,
.header-cta {
  min-height: 38px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fff;
  color: var(--ink);
  font-weight: 800;
}
.icon-btn { min-width: 38px; padding: 0 12px; }
.header-cta {
  display: inline-flex;
  align-items: center;
  padding: 0 16px;
  color: var(--orange-dark);
  border-color: rgba(255,106,22,.35);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: 430px;
  padding: 58px 20px 64px;
  border-bottom: 1px solid var(--line);
  background:
    radial-gradient(circle at 16% 88%, rgba(255,106,22,.14) 0 68px, transparent 70px),
    radial-gradient(circle at 86% 20%, rgba(255,106,22,.16) 0 86px, transparent 88px),
    linear-gradient(110deg, #fff 0 34%, #f3f6f4 34% 70%, #fff4ec 70% 100%);
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  inset: auto auto 0 0;
  width: 44%;
  height: 230px;
  background: linear-gradient(135deg, rgba(255,106,22,.15), transparent);
  clip-path: polygon(0 42%, 100% 0, 100% 100%, 0 100%);
}

.hero::after {
  inset: 0 0 auto auto;
  width: 38%;
  transform: rotate(180deg);
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--green);
  font-size: 15px;
  font-weight: 950;
}

.hero h1 {
  margin: 0;
  font-size: clamp(38px, 5vw, 58px);
  line-height: 1.08;
  letter-spacing: 0;
}

.subtitle {
  max-width: 720px;
  margin: 14px auto 24px;
  color: #51635a;
  font-size: 18px;
  line-height: 1.7;
}

.search-shell {
  max-width: 720px;
  margin: 0 auto;
  padding: 14px;
  border: 1px solid rgba(20, 45, 33, .12);
  border-radius: 10px;
  background: rgba(255,255,255,.9);
  box-shadow: var(--shadow);
}

.search-tabs {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  padding: 0 0 12px;
}

.tab {
  min-height: 44px;
  border: 0;
  border-radius: 999px;
  color: #46534e;
  background: #eef2ef;
  font-weight: 850;
}
.tab.active { color: var(--ink); background: #fff; box-shadow: 0 6px 18px rgba(0,0,0,.08); }

.search-form {
  display: grid;
  grid-template-columns: 1fr 110px;
  gap: 10px;
}
.search-form input,
.search-form button {
  min-height: 58px;
  border-radius: 9px;
  font-size: 16px;
}
.search-form input {
  width: 100%;
  border: 1px solid #d8e2dc;
  padding: 0 20px;
}
.search-form button,
.button {
  border: 0;
  color: #fff;
  background: var(--green);
  font-weight: 900;
}

.search-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}
.search-chips a {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: #3d4d45;
  background: #f7faf8;
  font-size: 13px;
}

.hero-art {
  position: absolute;
  inset: 20px clamp(20px, 5vw, 90px) 0;
  pointer-events: none;
}
.art-card,
.art-bag,
.art-shoe {
  position: absolute;
  border-radius: 14px;
  box-shadow: var(--shadow);
}
.art-card {
  display: grid;
  align-content: center;
  gap: 6px;
  width: 160px;
  height: 130px;
  padding: 18px;
}
.art-card strong { font-size: 18px; }
.art-card em { color: var(--muted); font-style: normal; font-size: 13px; }
.art-card-dark {
  left: 2%;
  bottom: 28px;
  color: #fff;
  background: #151515;
  transform: rotate(-7deg);
}
.art-card-light {
  right: 5%;
  top: 54px;
  background: #fff;
  transform: rotate(6deg);
}
.smile { color: #ff5b87; font-size: 42px; line-height: 1; }
.grid {
  width: 66px;
  height: 42px;
  background-image: linear-gradient(#d6e4de 1px, transparent 1px), linear-gradient(90deg, #d6e4de 1px, transparent 1px);
  background-size: 16px 14px;
}
.art-bag {
  right: 12%;
  bottom: 34px;
  width: 122px;
  height: 142px;
  background: linear-gradient(145deg, #ff7551, #ffb38d);
}
.art-bag::before {
  content: "";
  position: absolute;
  left: 28px;
  top: -28px;
  width: 60px;
  height: 54px;
  border: 8px solid #fff;
  border-bottom: 0;
  border-radius: 44px 44px 0 0;
}
.bag-a { right: 18%; background: linear-gradient(135deg, #108c78, #22b697); }
.bag-b { right: 7%; bottom: 72px; }
.art-shoe {
  left: 10%;
  top: 62px;
  width: 170px;
  height: 72px;
  background: linear-gradient(160deg, #f8f8f8, #111 58%, #ff76a8 59%);
  border-radius: 60px 60px 28px 28px;
  transform: rotate(-12deg);
}
.shoe-b {
  left: auto;
  right: 16%;
  top: auto;
  bottom: 4px;
  transform: rotate(8deg);
  background: linear-gradient(160deg, #e6fbff, #48b6e9 58%, #fff 59%);
}

.category-band,
.product-section,
.info-section,
.faq-section,
.cta-band {
  max-width: 1180px;
  margin: 0 auto;
  padding: 58px 20px;
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
}
.section-head h2,
.info-copy h2,
.cta-band h2 {
  margin: 0;
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: 0;
}
.section-head a { color: var(--green); font-weight: 850; }

.category-grid,
.product-grid,
.info-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.category-grid a,
.product-card,
.info-grid article,
.faq-section details {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--card);
  box-shadow: 0 10px 26px rgba(35, 63, 49, .06);
}
.category-grid a {
  display: grid;
  place-items: center;
  min-height: 126px;
  gap: 8px;
  font-weight: 950;
}
.category-grid span::before {
  content: "";
  display: block;
  width: 46px;
  height: 46px;
  margin: 0 auto 12px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--orange) 0 28%, #f4f7f5 30% 100%);
}
.category-grid small { color: var(--muted); font-weight: 500; }

.product-section {
  max-width: none;
  background: #fff;
}
.product-section > * {
  max-width: 1180px;
  margin-left: auto;
  margin-right: auto;
}
.product-card {
  display: grid;
  min-height: 130px;
  padding: 20px;
  align-content: end;
  background:
    linear-gradient(145deg, rgba(255,106,22,.12), transparent 58%),
    #fff;
}
.product-card b { font-size: 20px; }
.product-card span { color: var(--muted); margin-top: 8px; }

.info-section {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: 28px;
  align-items: center;
}
.info-copy p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.75;
}
.info-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.info-grid article { padding: 22px; }
.info-grid span { color: var(--orange-dark); font-weight: 950; }
.info-grid h3 { margin: 12px 0 8px; }
.info-grid p { margin: 0; color: var(--muted); line-height: 1.65; }

.faq-section details {
  padding: 18px 20px;
  margin-top: 12px;
}
.faq-section summary {
  cursor: pointer;
  font-weight: 900;
}
.faq-section p {
  color: var(--muted);
  line-height: 1.7;
}

.cta-band {
  margin-bottom: 46px;
  text-align: center;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--green-2), var(--green));
}
.cta-band p { color: rgba(255,255,255,.78); }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: 8px;
  background: var(--orange);
}
.site-footer {
  padding: 28px 20px;
  text-align: center;
  color: var(--muted);
}

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr; padding: 14px 20px; }
  .main-nav,
  .header-actions { justify-content: flex-start; flex-wrap: wrap; }
  .hero-art { display: none; }
  .info-section { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .promo-bar { flex-direction: column; gap: 4px; text-align: center; }
  .search-form { grid-template-columns: 1fr; }
  .search-tabs,
  .category-grid,
  .product-grid,
  .info-grid { grid-template-columns: 1fr; }
  .section-head { align-items: flex-start; flex-direction: column; }
}