:root {
  --ink: #25172e;
  --muted: #6c6074;
  --paper: #fff9f2;
  --line: #f2d8cf;
  --rose: #e93594;
  --orange: #ff7a18;
  --gold: #ffc24b;
  --teal: #00a89d;
  --deep: #4b1b74;
  --shadow: 0 18px 45px rgba(80, 28, 74, .16);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.75;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(16px, 4vw, 56px);
  background: rgba(255, 249, 242, .92);
  border-bottom: 1px solid rgba(242, 216, 207, .9);
  backdrop-filter: blur(12px);
}
.brand, .footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}
.brand img, .footer-brand img { width: 44px; height: 44px; }
.brand span { display: grid; line-height: 1.15; }
.brand em {
  font-size: 12px;
  color: var(--muted);
  font-style: normal;
  font-weight: 600;
}
.top-nav {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  white-space: nowrap;
  scrollbar-width: thin;
}
.top-nav a {
  padding: 8px 10px;
  border-radius: 8px;
  color: #3c2b45;
  font-size: 14px;
  font-weight: 700;
}
.top-nav a:hover, .top-nav a[aria-current="page"] {
  background: #fff;
  color: var(--rose);
}
main { overflow: hidden; }
.hero {
  min-height: calc(100vh - 74px);
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(320px, .98fr);
  align-items: center;
  gap: clamp(24px, 4vw, 64px);
  padding: clamp(32px, 6vw, 76px) clamp(16px, 5vw, 72px) 28px;
}
.hero-copy { max-width: 760px; }
.eyebrow, .kicker, .section-head p {
  margin: 0 0 8px;
  color: var(--teal);
  font-size: 13px;
  font-weight: 900;
}
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 76px);
  line-height: 1.08;
}
.lead {
  margin: 22px 0 0;
  color: #4d3e56;
  font-size: clamp(17px, 2vw, 22px);
  max-width: 720px;
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 26px;
}
.primary-link, .secondary-link, .final-cta a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 8px;
  font-weight: 900;
}
.primary-link, .final-cta a {
  color: #fff;
  background: linear-gradient(135deg, var(--orange), var(--rose));
  box-shadow: var(--shadow);
}
.secondary-link {
  background: #fff;
  border: 1px solid var(--line);
}
.hero-media {
  min-width: 0;
  filter: drop-shadow(0 24px 36px rgba(123, 34, 95, .18));
}
.product-strip, .video-section, .article, .related, .site-map, .final-cta, .plain-hero {
  margin: 0 auto;
  width: min(1120px, calc(100% - 32px));
}
.product-strip {
  margin-top: -14px;
  padding: 20px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}
.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}
.section-head.compact { margin-bottom: 12px; }
.section-head h2, .article h2, .final-cta h2 {
  margin: 0;
  font-size: clamp(24px, 3vw, 38px);
  line-height: 1.2;
}
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.product-card {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  min-height: 88px;
  padding: 14px;
  border-radius: 8px;
  background: linear-gradient(135deg, #fff, #fff5ee);
  border: 1px solid #f1d1c7;
}
.product-card:hover { border-color: var(--rose); transform: translateY(-1px); }
.product-card img {
  width: 58px;
  height: 58px;
  object-fit: cover;
  border-radius: 8px;
  background: #fff2e4;
}
.product-copy { display: grid; min-width: 0; }
.product-copy strong { font-size: 17px; line-height: 1.25; }
.product-copy em { font-size: 13px; color: var(--muted); font-style: normal; }
.notice {
  margin: 12px 0 0;
  color: var(--muted);
  font-size: 13px;
}
.video-section, .article, .related, .site-map, .final-cta { padding-top: clamp(44px, 7vw, 82px); }
.video-shell {
  aspect-ratio: 16 / 9;
  display: grid;
  place-items: center;
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(37, 23, 46, .78), rgba(233, 53, 148, .42)),
    url("banner.svg") center / cover no-repeat;
}
.video-shell span {
  padding: 10px 16px;
  border-radius: 8px;
  background: rgba(0, 0, 0, .34);
  font-weight: 900;
}
.article {
  font-size: 17px;
}
.article p { margin: 12px 0; }
.feature-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 20px 0 0;
  list-style: none;
}
.feature-list li {
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 22px;
}
.callout {
  align-self: start;
  padding: 18px;
  border-radius: 8px;
  color: #fff;
  background: linear-gradient(135deg, var(--deep), var(--teal));
}
.callout h3 { margin: 0 0 8px; }
.callout p { margin: 0; color: rgba(255,255,255,.9); }
.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.related-grid a {
  display: grid;
  gap: 4px;
  min-height: 88px;
  padding: 16px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}
.related-grid span { font-weight: 900; color: var(--deep); }
.related-grid small { color: var(--muted); font-size: 13px; }
.link-map {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}
.link-column {
  padding: 16px;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}
.link-column h3 { margin: 0 0 10px; font-size: 17px; }
.link-column a {
  display: block;
  padding: 8px 0;
  color: #5b4264;
  border-top: 1px solid #f7e7df;
}
.link-column a[aria-current="page"] { color: var(--rose); font-weight: 900; }
.final-cta {
  margin-top: clamp(44px, 7vw, 82px);
  margin-bottom: clamp(44px, 7vw, 82px);
  padding: clamp(24px, 4vw, 44px);
  border-radius: 8px;
  color: #fff;
  background:
    linear-gradient(135deg, rgba(233, 53, 148, .94), rgba(255, 122, 24, .90)),
    url("banner.svg") center / cover no-repeat;
}
.final-cta p { max-width: 760px; }
.final-cta a { background: #fff; color: var(--rose); box-shadow: none; }
.plain-hero {
  padding-top: clamp(44px, 7vw, 86px);
}
.legal-copy a { color: var(--rose); font-weight: 900; }
.site-footer {
  padding: 28px clamp(16px, 5vw, 72px);
  background: #24172c;
  color: #fff;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  max-width: 1120px;
  margin: 0 auto;
}
.footer-grid p {
  max-width: 560px;
  margin: 10px 0 0;
  color: rgba(255,255,255,.72);
}
.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  align-content: start;
  justify-content: flex-end;
  gap: 10px 16px;
}
.site-footer nav a { color: rgba(255,255,255,.86); font-weight: 800; }
@media (max-width: 900px) {
  .site-header { align-items: flex-start; flex-direction: column; gap: 10px; }
  .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 26px; }
  .hero-media { order: -1; }
  .product-grid, .related-grid, .link-map { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .split { grid-template-columns: 1fr; }
  .footer-grid { flex-direction: column; }
  .site-footer nav { justify-content: flex-start; }
}
@media (max-width: 560px) {
  .brand img, .footer-brand img { width: 38px; height: 38px; }
  .hero { padding-left: 16px; padding-right: 16px; }
  .product-grid, .related-grid, .link-map { grid-template-columns: 1fr; }
  .product-card { grid-template-columns: 54px minmax(0, 1fr); }
  .section-head { align-items: flex-start; flex-direction: column; }
}