* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  line-height: 1.75;
  color: #1f2937;
  background:
    radial-gradient(circle at top, rgba(251, 191, 36, 0.14), transparent 28%),
    linear-gradient(180deg, #fffaf2 0%, #ffffff 28%, #ffffff 100%);
}

a {
  color: #9a3412;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

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

.wrap {
  width: min(1120px, calc(100% - 24px));
  margin: 0 auto;
}

.shell {
  padding: 18px 0 32px;
}

.header {
  padding: 18px 0 10px;
  border-bottom: 1px solid rgba(154, 52, 18, 0.12);
}

.brand {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: baseline;
  flex-wrap: wrap;
}

.brand h1,
.brand h2,
.brand p {
  margin: 0;
}

.brand h1,
.brand h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.2;
}

.brand p {
  color: #6b7280;
}

.nav {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.nav a {
  display: block;
  min-height: 76px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid rgba(154, 52, 18, 0.14);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 10px 26px rgba(15, 23, 42, 0.05);
  color: #7c2d12;
  font-weight: 700;
}

.nav a.active {
  outline: 2px solid rgba(154, 52, 18, 0.18);
}

.nav span {
  display: block;
  margin-top: 2px;
  font-size: 0.88rem;
  color: #92400e;
  font-weight: 400;
}

.crumbs {
  margin: 10px 0 0;
  color: #6b7280;
  font-size: 0.95rem;
}

.hero {
  margin-top: 22px;
  padding: 24px;
  border: 1px solid rgba(154, 52, 18, 0.14);
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(154, 52, 18, 0.08), rgba(251, 191, 36, 0.04));
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(250px, 360px);
  gap: 18px;
  align-items: center;
}

.hero.hero--media {
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 420px);
}

.eyebrow {
  margin: 0 0 8px;
  color: #b45309;
  font-size: 0.92rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 700;
}

.hero h2 {
  margin: 0 0 12px;
  font-size: clamp(1.4rem, 2.4vw, 2.15rem);
  line-height: 1.25;
}

.hero p {
  margin: 0;
  color: #4b5563;
}

.hero-card {
  padding: 16px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(154, 52, 18, 0.12);
}

.hero-media,
.page-art {
  padding: 12px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(154, 52, 18, 0.12);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.05);
}

.hero-media img,
.page-art img {
  width: 100%;
  border-radius: 14px;
  object-fit: cover;
}

.hero-media figcaption,
.page-art figcaption {
  margin-top: 8px;
  font-size: 0.9rem;
  color: #6b7280;
}

.hero-card strong {
  display: block;
  margin-bottom: 8px;
  color: #7c2d12;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid rgba(154, 52, 18, 0.18);
  background: #fff;
  color: #9a3412;
  font-weight: 700;
}

.btn.primary {
  background: #9a3412;
  border-color: #9a3412;
  color: #fff;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.card {
  padding: 18px;
  border-radius: 18px;
  border: 1px solid rgba(154, 52, 18, 0.12);
  background: #fff;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
}

.card h3,
.section h2 {
  margin: 0 0 10px;
}

.card p,
.section p {
  margin: 0;
  color: #4b5563;
}

.section {
  margin-top: 18px;
  padding: 22px;
  border-radius: 20px;
  border: 1px solid rgba(154, 52, 18, 0.12);
  background: #fff;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
}

.section-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-end;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.section-head p {
  margin: 0;
}

.section ul,
.section ol {
  margin: 10px 0 0 18px;
  padding: 0;
}

.section li {
  margin-bottom: 8px;
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(260px, 340px);
  gap: 18px;
}

.case {
  display: grid;
  gap: 12px;
}

.case-item {
  padding: 14px 15px;
  border-radius: 14px;
  background: #fffaf4;
  border: 1px solid rgba(154, 52, 18, 0.1);
}

.case-item h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  color: #7c2d12;
}

.faq details {
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(154, 52, 18, 0.12);
  background: #fffaf4;
}

.faq details + details {
  margin-top: 10px;
}

.faq summary {
  cursor: pointer;
  font-weight: 700;
  color: #7c2d12;
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.contact-item {
  padding: 14px;
  border-radius: 14px;
  background: #fffaf4;
  border: 1px solid rgba(154, 52, 18, 0.1);
}

.contact-item span {
  display: block;
  margin-bottom: 6px;
  color: #b45309;
  font-size: 0.86rem;
  font-weight: 700;
}

.contact-item strong {
  display: block;
  color: #7c2d12;
}

.breadcrumb {
  margin: 10px 0 0;
  color: #6b7280;
}

.breadcrumb a {
  color: #9a3412;
}

.footer {
  margin: 24px 0 0;
  padding: 20px 0 6px;
  color: #6b7280;
  text-align: center;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px 14px;
  margin: 0 0 12px;
}

.footer-nav--sub {
  margin-top: -4px;
  margin-bottom: 14px;
  gap: 6px 12px;
}

.footer-nav a {
  color: #6b7280;
  font-size: 0.9rem;
  text-decoration: none;
}

.footer-nav a:hover {
  color: #9a3412;
  text-decoration: underline;
}

.footer strong {
  display: block;
  color: #9a3412;
  margin-bottom: 8px;
}

.site-mobile-nav {
  display: none;
}

.muted {
  color: #6b7280;
}

.page-title {
  margin: 0;
  font-size: clamp(1.3rem, 2.2vw, 1.9rem);
}

.page-intro {
  margin: 10px 0 0;
  color: #4b5563;
}

.page-hero {
  margin-top: 22px;
  padding: 24px;
  border: 1px solid rgba(154, 52, 18, 0.14);
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(154, 52, 18, 0.06), rgba(251, 191, 36, 0.03));
}

.page-hero.hero--media {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 420px);
  gap: 18px;
  align-items: center;
}

.page-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(154, 52, 18, 0.14);
  background: rgba(255, 255, 255, 0.92);
  color: #7c2d12;
  font-size: 0.92rem;
  font-weight: 700;
}

@media (max-width: 860px) {
  .nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .hero,
  .split {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .wrap {
    width: min(100% - 16px, 1120px);
  }

  .hero,
  .section,
  .card,
  .page-hero {
    padding: 18px;
  }

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

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

@media (max-width: 767px) {
  body {
    padding-bottom: 92px;
  }

  .site-mobile-nav {
    position: fixed;
    left: 12px;
    right: 12px;
    bottom: 12px;
    z-index: 40;
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 6px;
    padding: 10px;
    border-radius: 20px;
    background: rgba(255, 250, 243, 0.96);
    border: 1px solid rgba(154, 52, 18, 0.16);
    box-shadow: 0 16px 34px rgba(15, 23, 42, 0.16);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }

  .site-mobile-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    min-height: 56px;
    border-radius: 14px;
    background: #fff;
    border: 1px solid rgba(154, 52, 18, 0.12);
    text-decoration: none;
    color: #7c2d12;
  }

  .site-mobile-nav a.active {
    background: #9a3412;
    color: #fff;
    border-color: #9a3412;
  }

  .site-mobile-nav a.active span {
    color: rgba(255, 255, 255, 0.88);
  }

  .site-mobile-nav strong {
    font-size: 0.82rem;
    line-height: 1.1;
  }

  .site-mobile-nav span {
    font-size: 0.68rem;
    line-height: 1.1;
    color: #8b5e34;
  }
}