/* roulang page: index */
:root {
  --color-primary: #0A2A3C;
  --color-accent: #B98A44;
  --gradient-brand: linear-gradient(135deg, #0A2A3C 0%, #174E55 55%, #1F6E6A 100%);
  --color-bg: #F5F2ED;
  --color-surface: #FFFFFF;
  --color-text: #1D2A35;
  --color-text-secondary: rgba(27, 55, 67, 0.72);
  --color-text-muted: rgba(27, 55, 67, 0.5);
  --border-subtle: rgba(10, 42, 60, 0.1);
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-full: 999px;
  --shadow-card: 0 12px 32px -12px rgba(10, 42, 60, 0.18);
  --shadow-card-hover: 0 18px 44px -14px rgba(10, 42, 60, 0.3);
  --transition-base: all 0.25s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: system-ui, "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.85;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button, input { font-family: inherit; font-size: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
.section { padding: 88px 0; }
.section-head { margin-bottom: 48px; }
.section-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 13px; font-weight: 600; letter-spacing: 0.08em;
  color: var(--color-accent); text-transform: uppercase;
  margin-bottom: 12px;
}
.section-eyebrow::before {
  content: ""; width: 28px; height: 2px; background: var(--color-accent);
}
.section-head h2, .section-title {
  font-family: "Times New Roman", "Songti SC", "SimSun", serif;
  font-size: 36px; font-weight: 600; letter-spacing: 0.01em;
  color: var(--color-primary); line-height: 1.3;
}
.section-desc {
  font-size: 16px; color: var(--color-text-secondary); max-width: 640px; margin-top: 12px;
}

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(245, 242, 237, 0.96);
  border-bottom: 1px solid var(--border-subtle);
}
.header-inner {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between;
  padding: 12px 0; gap: 6px 16px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-family: "Times New Roman", "Songti SC", "SimSun", serif;
  font-size: 20px; font-weight: 700; color: var(--color-primary);
  letter-spacing: 0.02em; white-space: nowrap;
}
.logo-mark {
  width: 38px; height: 38px; flex-shrink: 0;
  background: var(--gradient-brand);
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--color-accent); font-size: 17px;
}
.header-nav {
  order: 3; width: 100%;
  display: flex; align-items: center; gap: 8px;
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  scrollbar-width: none; -ms-overflow-style: none;
  padding-bottom: 2px;
}
.header-nav::-webkit-scrollbar { display: none; }
.nav-chip {
  padding: 8px 20px; border-radius: var(--radius-full);
  font-size: 14px; font-weight: 500; color: #3A4A55;
  white-space: nowrap; border: 1px solid transparent;
  transition: var(--transition-base);
}
.nav-chip:hover { background: rgba(10, 42, 60, 0.08); color: var(--color-primary); }
.nav-chip.active {
  background: var(--color-primary); color: #F5F2ED;
  border-color: rgba(185, 138, 68, 0.6);
}
.nav-chip.active:hover { background: var(--color-primary); color: #F5F2ED; }
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 10px 26px; border-radius: var(--radius-full);
  background: var(--color-primary); color: #F5F2ED;
  font-size: 15px; font-weight: 600; letter-spacing: 0.04em;
  transition: var(--transition-base); border: none; cursor: pointer;
}
.btn-primary:hover { background: var(--color-accent); color: var(--color-primary); }
.btn-primary:focus-visible, .btn-gold:focus-visible, .btn-outline:focus-visible, .nav-chip:focus-visible {
  outline: 2px solid var(--color-accent); outline-offset: 2px;
}

/* Hero */
.hero {
  position: relative; min-height: 620px;
  display: flex; align-items: center; overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover; background-position: center;
}
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(115deg, rgba(10, 42, 60, 0.94) 0%, rgba(23, 78, 85, 0.78) 55%, rgba(31, 110, 106, 0.5) 100%);
}
.hero-content {
  position: relative; z-index: 2; width: 100%;
  padding: 70px 0;
}
.hero h1 {
  font-family: "Times New Roman", "Songti SC", "SimSun", serif;
  font-size: 52px; font-weight: 700; line-height: 1.18;
  color: #F5F2ED; letter-spacing: 0.02em;
  margin-bottom: 18px; max-width: 640px;
}
.hero-sub {
  font-size: 17px; color: rgba(245, 242, 237, 0.85);
  margin-bottom: 34px; max-width: 520px; line-height: 1.9;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 52px; }
.btn-gold {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 32px; border-radius: var(--radius-full);
  background: var(--color-accent); color: var(--color-primary);
  font-size: 16px; font-weight: 600; letter-spacing: 0.04em;
  transition: var(--transition-base); border: none; cursor: pointer;
}
.btn-gold:hover { background: #D1A25C; box-shadow: 0 10px 28px rgba(185, 138, 68, 0.35); transform: translateY(-2px); }
.btn-outline {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 32px; border-radius: var(--radius-full);
  border: 1px solid rgba(245, 242, 237, 0.6); color: #F5F2ED;
  font-size: 16px; font-weight: 600; letter-spacing: 0.04em;
  transition: var(--transition-base); background: transparent; cursor: pointer;
}
.btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); }
.hero-stats { display: flex; gap: 24px; flex-wrap: wrap; }
.stat {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(6px);
  border-radius: var(--radius-full);
  padding: 14px 26px;
  display: flex; flex-direction: column; gap: 2px;
}
.stat-num {
  font-family: "Times New Roman", "Songti SC", serif;
  font-size: 34px; font-weight: 700; color: #F5F2ED; line-height: 1.1;
}
.stat-label { font-size: 12px; color: rgba(245, 242, 237, 0.72); letter-spacing: 0.02em; }

/* Brand Section */
.brand-section { background: var(--color-bg); }
.brand-grid { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; }
@media (min-width: 1024px) { .brand-grid { grid-template-columns: 5fr 7fr; gap: 64px; } }
.brand-image { position: relative; }
.brand-image img {
  width: 100%; height: 420px; object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}
.brand-float-card {
  position: absolute; top: 24px; right: -12px;
  background: rgba(10, 42, 60, 0.88);
  backdrop-filter: blur(6px);
  border-radius: var(--radius-md);
  padding: 18px 24px;
  display: flex; flex-direction: column; gap: 2px;
  box-shadow: var(--shadow-card);
}
.float-num {
  font-family: "Times New Roman", "Songti SC", serif;
  font-size: 30px; font-weight: 700; color: var(--color-accent); line-height: 1.15;
}
.float-label { font-size: 12px; color: rgba(245, 242, 237, 0.78); }
.brand-content h2 { margin-bottom: 20px; }
.brand-content p { margin-bottom: 16px; font-size: 15px; color: rgba(27, 55, 67, 0.78); }
.brand-content .btn-secondary {
  margin-top: 12px; display: inline-flex; align-items: center; justify-content: center;
  padding: 11px 30px; border-radius: var(--radius-full);
  border: 1px solid var(--color-primary); color: var(--color-primary);
  font-size: 15px; font-weight: 600; letter-spacing: 0.02em;
  transition: var(--transition-base); background: transparent; cursor: pointer;
}
.brand-content .btn-secondary:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* News Section */
.news-section { background: var(--color-surface); }
.news-grid { display: grid; grid-template-columns: 1fr; gap: 28px; }
@media (min-width: 768px) { .news-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .news-grid { grid-template-columns: repeat(3, 1fr); } }
.news-card {
  display: block; border-radius: var(--radius-lg);
  overflow: hidden; background: var(--color-surface);
  box-shadow: var(--shadow-card); border: 1px solid rgba(10, 42, 60, 0.04);
  transition: var(--transition-base);
}
.news-card:hover {
  box-shadow: var(--shadow-card-hover); transform: translateY(-4px);
}
.news-card-lg { grid-column: span 1; }
@media (min-width: 1024px) { .news-card-lg { grid-column: span 2; } }
.news-card-img { position: relative; overflow: hidden; }
.news-card-lg .news-card-img img { height: 300px; }
.news-card-img img { width: 100%; height: 200px; object-fit: cover; transition: transform 0.45s ease; }
.news-card:hover .news-card-img img { transform: scale(1.05); }
.news-tag {
  position: absolute; top: 14px; left: 14px;
  background: rgba(255, 255, 255, 0.92);
  color: #8A6428; font-size: 12px; font-weight: 600;
  letter-spacing: 0.06em; padding: 4px 14px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(185, 138, 68, 0.4);
}
.news-card-body { padding: 20px 22px 18px; }
.news-card-lg .news-card-body { padding: 26px 30px 24px; }
.news-card-body h3 {
  font-size: 18px; font-weight: 600; color: var(--color-text);
  line-height: 1.5; margin-bottom: 10px;
  transition: color 0.2s; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
.news-card-lg .news-card-body h3 { font-size: 22px; }
.news-card:hover .news-card-body h3 { color: #8A6428; }
.news-card-body p {
  font-size: 14px; color: var(--color-text-secondary);
  line-height: 1.75; display: -webkit-box;
  -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  margin-bottom: 16px;
}
.news-meta {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px; color: var(--color-text-muted);
  border-top: 1px solid var(--border-subtle); padding-top: 14px;
}
.news-arrow { font-size: 18px; color: var(--color-accent); transition: transform 0.25s; }
.news-card:hover .news-arrow { transform: translateX(4px); }
.news-empty {
  grid-column: 1 / -1;
  display: flex; align-items: center; justify-content: center; gap: 14px;
  background: #FDFBF7; border: 1px dashed rgba(185, 138, 68, 0.4);
  border-radius: var(--radius-lg); padding: 56px 24px;
  color: var(--color-text-secondary); font-size: 15px;
}
.empty-icon { font-size: 30px; color: var(--color-accent); }

/* Trust Section */
.trust-section {
  background: #0B2B3D; color: #F5F2ED;
  padding: 72px 0;
}
.trust-logos {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 20px 40px;
  margin-bottom: 56px;
}
.trust-logos span {
  font-size: 15px; color: rgba(245, 242, 237, 0.6);
  letter-spacing: 0.04em; white-space: nowrap;
  transition: color 0.2s;
}
.trust-logos span:hover { color: var(--color-accent); }
.trust-quote { max-width: 720px; margin: 0 auto; text-align: center; }
.trust-quote .quote-mark {
  font-family: "Times New Roman", serif; font-size: 56px;
  color: var(--color-accent); line-height: 1; margin-bottom: 12px;
}
.trust-quote blockquote {
  font-family: "Times New Roman", "Songti SC", "SimSun", serif;
  font-size: 21px; line-height: 1.8; color: rgba(245, 242, 237, 0.9);
  margin-bottom: 20px;
}
.trust-quote cite {
  font-style: normal; font-size: 14px; color: rgba(245, 242, 237, 0.65);
}

/* FAQ Section */
.faq-section { background: var(--color-bg); }
.faq-grid { display: grid; grid-template-columns: 1fr; gap: 48px; }
@media (min-width: 1024px) { .faq-grid { grid-template-columns: 5fr 7fr; gap: 64px; } }
.faq-intro .section-title { margin-bottom: 16px; }
.faq-intro p { font-size: 15px; color: var(--color-text-secondary); max-width: 360px; }
.contact-card {
  margin-top: 32px; background: var(--color-surface);
  border-radius: var(--radius-md); padding: 22px 24px;
  box-shadow: var(--shadow-card); border-left: 4px solid var(--color-accent);
}
.contact-card strong { display: block; font-size: 15px; color: var(--color-primary); margin-bottom: 4px; }
.contact-card span { font-size: 13px; color: var(--color-text-muted); }
.faq-list { border-top: 1px solid var(--border-subtle); }
.faq-item { border-bottom: 1px solid var(--border-subtle); }
.faq-q {
  display: flex; justify-content: space-between; align-items: center;
  padding: 20px 0; cursor: pointer;
  font-size: 16px; font-weight: 600; color: var(--color-text);
  transition: color 0.2s;
}
.faq-q:hover { color: #8A6428; }
.faq-icon {
  flex-shrink: 0; width: 28px; height: 28px;
  border-radius: 8px; border: 1px solid var(--border-subtle);
  display: inline-flex; align-items: center; justify-content: center;
  color: var(--color-accent); font-size: 18px; font-weight: 400;
  transition: transform 0.3s ease, background-color 0.2s;
}
.faq-q:hover .faq-icon { border-color: var(--color-accent); }
.faq-icon::before { content: '+'; }
.faq-item.active .faq-icon { transform: rotate(45deg); background: var(--color-accent); color: #fff; border-color: var(--color-accent); }
.faq-a {
  max-height: 0; overflow: hidden;
  font-size: 14px; line-height: 1.8; color: var(--color-text-secondary);
  transition: max-height 0.35s ease;
}
.faq-item.active .faq-a { max-height: 320px; padding-bottom: 20px; }

/* CTA Section */
.cta-section { padding: 88px 0; background: var(--color-bg); }
.cta-panel {
  background: var(--gradient-brand);
  border-radius: 32px; padding: 56px 40px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  overflow: hidden; position: relative;
}
.cta-panel::after {
  content: ""; position: absolute; right: -80px; bottom: -80px;
  width: 260px; height: 260px; border-radius: 50%;
  background: rgba(255, 255, 255, 0.04); pointer-events: none;
}
.cta-panel h2 {
  font-family: "Times New Roman", "Songti SC", "SimSun", serif;
  font-size: 36px; font-weight: 600; color: #F5F2ED;
  letter-spacing: 0.01em; margin-bottom: 12px; position: relative; z-index: 1;
}
.cta-panel > p {
  font-size: 15px; color: rgba(245, 242, 237, 0.78);
  max-width: 520px; margin-bottom: 32px; position: relative; z-index: 1;
}
.cta-form { display: flex; flex-direction: column; gap: 12px; width: 100%; max-width: 480px; position: relative; z-index: 1; }
@media (min-width: 640px) { .cta-form { flex-direction: row; } }
.cta-form input {
  flex: 1; padding: 13px 24px;
  border-radius: var(--radius-full);
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.1);
  color: #F5F2ED; font-size: 15px;
  transition: border-color 0.2s, background-color 0.2s;
}
.cta-form input::placeholder { color: rgba(245, 242, 237, 0.6); }
.cta-form input:focus { outline: none; border: 2px solid var(--color-accent); background: rgba(255, 255, 255, 0.16); }
.cta-form .btn-gold { flex-shrink: 0; }
.cta-note {
  margin-top: 18px; font-size: 12px;
  color: rgba(245, 242, 237, 0.55);
  position: relative; z-index: 1;
}

/* Footer */
.site-footer {
  background: #07202D; color: rgba(245, 242, 237, 0.75);
  padding: 64px 0 24px;
}
.footer-grid {
  display: grid; grid-template-columns: 1fr; gap: 40px;
  margin-bottom: 48px;
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 32px; }
}
.footer-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: "Times New Roman", "Songti SC", "SimSun", serif;
  font-size: 20px; font-weight: 700; color: #F5F2ED;
  letter-spacing: 0.02em; margin-bottom: 14px;
}
.footer-logo .logo-mark { width: 32px; height: 32px; font-size: 14px; }
.footer-brand p { font-size: 14px; line-height: 1.8; color: rgba(245, 242, 237, 0.6); max-width: 280px; }
.footer-col h4 {
  font-size: 14px; font-weight: 600; color: var(--color-accent);
  letter-spacing: 0.06em; margin-bottom: 16px;
}
.footer-col a, .footer-col p { display: block; font-size: 14px; color: rgba(245, 242, 237, 0.7); line-height: 2.1; transition: color 0.2s; }
.footer-col a:hover { color: var(--color-accent); }
.footer-bottom {
  border-top: 1px solid rgba(245, 242, 237, 0.12);
  padding-top: 24px;
  display: flex; flex-direction: column; gap: 8px;
  justify-content: space-between; align-items: center;
  font-size: 13px; color: rgba(245, 242, 237, 0.5);
}
@media (min-width: 768px) { .footer-bottom { flex-direction: row; } }
.footer-bottom a { color: rgba(245, 242, 237, 0.6); transition: color 0.2s; }
.footer-bottom a:hover { color: var(--color-accent); }
.back-top {
  position: fixed; bottom: 32px; right: 32px; z-index: 90;
  width: 46px; height: 46px; border-radius: 50%;
  background: var(--color-primary); color: var(--color-accent);
  display: flex; align-items: center; justify-content: center;
  font-size: 20px; box-shadow: var(--shadow-card);
  transition: var(--transition-base); border: 1px solid rgba(185, 138, 68, 0.3);
}
.back-top:hover { background: var(--color-accent); color: var(--color-primary); transform: translateY(-3px); }

/* Responsive */
@media (min-width: 768px) {
  .header-inner { flex-wrap: nowrap; padding: 14px 0; }
  .header-nav { order: 2; width: auto; justify-content: center; flex: 1; }
  .header-cta { order: 3; margin-left: auto; }
  .hero { min-height: 78vh; }
  .hero h1 { font-size: 56px; }
  .section { padding: 96px 0; }
}
@media (max-width: 767px) {
  .hero { min-height: 560px; }
  .hero-content { padding: 50px 0; }
  .hero h1 { font-size: 36px; }
  .hero-sub { font-size: 15px; }
  .section-head h2, .section-title, .cta-panel h2 { font-size: 28px; }
  .cta-panel { padding: 44px 24px; }
  .brand-image img { height: 320px; }
  .brand-float-card { right: 8px; }
  .stat { padding: 12px 20px; }
  .stat-num { font-size: 28px; }
  .back-top { bottom: 20px; right: 20px; width: 40px; height: 40px; }
}

/* roulang page: article */
:root {
    --color-primary: #0A2A3C;
    --color-accent: #B98A44;
    --gradient-brand: linear-gradient(135deg, #0A2A3C 0%, #174E55 55%, #1F6E6A 100%);
    --color-bg: #F5F2ED;
    --color-surface: #FFFFFF;
    --color-text: #1D2A35;
    --color-text-secondary: rgba(27, 55, 67, 0.72);
    --color-text-muted: rgba(27, 55, 67, 0.5);
    --border-subtle: rgba(10, 42, 60, 0.1);
    --radius-lg: 24px;
    --radius-md: 16px;
    --radius-full: 999px;
    --shadow-card: 0 12px 32px -12px rgba(10, 42, 60, 0.18);
    --shadow-hover: 0 18px 44px -14px rgba(10, 42, 60, 0.3);
    --font-serif: "Times New Roman", "Songti SC", "SimSun", serif;
    --font-sans: system-ui, "PingFang SC", "Microsoft YaHei", sans-serif;
  }

  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    font-family: var(--font-sans);
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.85;
    -webkit-font-smoothing: antialiased;
  }

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

  a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
  }

  a:hover {
    color: var(--color-accent);
  }

  .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
  }

  /* 顶部导航 */
  .site-header {
    background: var(--color-bg);
    border-bottom: 1px solid var(--border-subtle);
    position: sticky;
    top: 0;
    z-index: 50;
    width: 100%;
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
    gap: 24px;
  }

  .logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-serif);
    font-size: 21px;
    font-weight: 700;
    letter-spacing: 0.02em;
    color: var(--color-primary);
    white-space: nowrap;
    transition: color 0.2s ease;
  }

  .logo:hover {
    color: var(--color-accent);
  }

  .logo-mark {
    font-size: 24px;
    line-height: 1;
    filter: drop-shadow(0 0 6px rgba(185, 138, 68, 0.4));
  }

  .header-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    margin: 0 auto;
  }

  .nav-chip {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 40px;
    padding: 0 20px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: rgba(27, 55, 67, 0.82);
    background: transparent;
    border: 1px solid transparent;
    transition: all 0.25s ease;
    white-space: nowrap;
  }

  .nav-chip:hover {
    background: rgba(10, 42, 60, 0.06);
    color: var(--color-primary);
  }

  .nav-chip.active {
    background: var(--color-primary);
    color: #F5F2ED;
    border-color: rgba(185, 138, 68, 0.45);
    box-shadow: 0 4px 14px rgba(10, 42, 60, 0.2);
  }

  .nav-chip:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 28px;
    border-radius: var(--radius-full);
    background: var(--color-primary);
    color: #F5F2ED;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.04em;
    border: 1px solid var(--color-primary);
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
  }

  .btn-primary:hover {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: 0 12px 24px -8px rgba(185, 138, 68, 0.45);
  }

  .btn-primary:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
  }

  .btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 48px;
    padding: 0 28px;
    border-radius: var(--radius-full);
    background: transparent;
    color: var(--color-primary);
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.04em;
    border: 1px solid rgba(10, 42, 60, 0.35);
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
  }

  .btn-secondary:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
    background: rgba(185, 138, 68, 0.06);
  }

  .btn-secondary:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 3px;
  }

  .header-cta {
    height: 44px;
    padding: 0 24px;
    font-size: 14px;
  }

  /* 文章头部 */
  .article-hero {
    background: linear-gradient(180deg, rgba(10, 42, 60, 0.04) 0%, rgba(245, 242, 237, 0) 100%);
    padding: 56px 0 48px;
    border-bottom: 1px solid var(--border-subtle);
  }

  .article-hero-inner {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
  }

  .breadcrumb {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 13px;
    color: var(--color-text-muted);
    margin-bottom: 20px;
  }

  .breadcrumb a {
    color: var(--color-text-secondary);
    transition: color 0.2s ease;
  }

  .breadcrumb a:hover {
    color: var(--color-accent);
  }

  .breadcrumb-sep {
    color: rgba(185, 138, 68, 0.6);
  }

  .article-category-tag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 30px;
    padding: 0 18px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(185, 138, 68, 0.55);
    color: var(--color-accent);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    margin-bottom: 22px;
    background: rgba(185, 138, 68, 0.06);
  }

  .article-title {
    font-family: var(--font-serif);
    font-size: 42px;
    font-weight: 700;
    line-height: 1.28;
    letter-spacing: 0.02em;
    color: var(--color-primary);
    margin-bottom: 20px;
  }

  .article-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: var(--color-text-secondary);
  }

  .article-meta .meta-dot {
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--color-accent);
    opacity: 0.6;
  }

  /* 正文区 */
  .article-body {
    padding: 64px 0 48px;
  }

  .article-content {
    max-width: 820px;
    margin: 0 auto;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    padding: 56px 64px;
  }

  .article-content h2 {
    font-family: var(--font-serif);
    font-size: 28px;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: 48px;
    margin-bottom: 16px;
    line-height: 1.45;
    letter-spacing: 0.01em;
  }

  .article-content h2:first-child {
    margin-top: 0;
  }

  .article-content h3 {
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 600;
    color: var(--color-primary);
    margin-top: 36px;
    margin-bottom: 12px;
    line-height: 1.5;
  }

  .article-content p {
    font-size: 17px;
    line-height: 1.9;
    color: var(--color-text);
    margin-bottom: 20px;
  }

  .article-content img {
    width: 100%;
    border-radius: var(--radius-md);
    margin: 28px 0 12px;
  }

  .article-content figure {
    margin: 28px 0;
  }

  .article-content figcaption {
    font-size: 14px;
    color: var(--color-text-muted);
    text-align: center;
    margin-top: 8px;
  }

  .article-content blockquote {
    border-left: 4px solid var(--color-accent);
    background: rgba(245, 242, 237, 0.8);
    padding: 20px 24px;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    margin: 28px 0;
    font-size: 16px;
    color: var(--color-text-secondary);
    font-style: normal;
  }

  .article-content ul,
  .article-content ol {
    margin: 20px 0;
    padding-left: 24px;
  }

  .article-content ul li {
    position: relative;
    padding-left: 4px;
    margin-bottom: 10px;
    font-size: 16px;
    color: var(--color-text);
    list-style: none;
  }

  .article-content ul li::before {
    content: "";
    position: absolute;
    left: -18px;
    top: 12px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--color-accent);
  }

  .article-content ol li {
    margin-bottom: 10px;
    font-size: 16px;
    color: var(--color-text);
    list-style-type: none;
    counter-increment: article-ol;
    position: relative;
    padding-left: 10px;
  }

  .article-content ol {
    counter-reset: article-ol;
  }

  .article-content ol li::before {
    content: counter(article-ol) ".";
    position: absolute;
    left: -24px;
    color: var(--color-accent);
    font-weight: 600;
    font-family: var(--font-serif);
  }

  .article-content a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color 0.2s ease;
  }

  .article-content a:hover {
    color: var(--color-primary);
  }

  .article-content strong {
    color: var(--color-primary);
    font-weight: 600;
  }

  .article-content code {
    background: rgba(10, 42, 60, 0.06);
    padding: 2px 8px;
    border-radius: 6px;
    font-family: monospace;
    font-size: 14px;
    color: var(--color-primary);
  }

  .article-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 15px;
  }

  .article-content th,
  .article-content td {
    border: 1px solid var(--border-subtle);
    padding: 12px 16px;
    text-align: left;
  }

  .article-content th {
    background: rgba(10, 42, 60, 0.04);
    font-weight: 600;
    color: var(--color-primary);
  }

  /* 文章标签 */
  .post-tags {
    max-width: 820px;
    margin: 32px auto 0;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 10px;
  }

  .post-tag {
    display: inline-flex;
    align-items: center;
    height: 34px;
    padding: 0 18px;
    border-radius: var(--radius-full);
    background: rgba(10, 42, 60, 0.06);
    color: var(--color-text-secondary);
    font-size: 13px;
    transition: all 0.2s ease;
  }

  .post-tag:hover {
    background: rgba(185, 138, 68, 0.12);
    color: var(--color-accent);
  }

  /* 空态 */
  .not-found-section {
    padding: 100px 24px;
    text-align: center;
  }

  .not-found-card {
    max-width: 560px;
    margin: 0 auto;
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-card);
    padding: 56px 40px;
  }

  .not-found-card .icon {
    font-size: 56px;
    display: block;
    margin-bottom: 20px;
  }

  .not-found-card h2 {
    font-family: var(--font-serif);
    font-size: 28px;
    color: var(--color-primary);
    margin-bottom: 12px;
  }

  .not-found-card p {
    color: var(--color-text-secondary);
    margin-bottom: 24px;
  }

  /* 相关推荐 */
  .article-related {
    padding: 48px 0 64px;
  }

  .section-header {
    text-align: center;
    margin-bottom: 44px;
  }

  .section-title {
    font-family: var(--font-serif);
    font-size: 34px;
    font-weight: 600;
    color: var(--color-primary);
    letter-spacing: 0.01em;
    line-height: 1.3;
  }

  .section-title-decor {
    display: block;
    width: 40px;
    height: 3px;
    background: var(--color-accent);
    border-radius: 2px;
    margin: 16px auto 0;
  }

  .related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
  }

  .card-article {
    background: var(--color-surface);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
  }

  .card-article:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-hover);
  }

  .card-cover {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
  }

  .card-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
  }

  .card-article:hover .card-cover img {
    transform: scale(1.05);
  }

  .card-cover::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 42, 60, 0) 55%, rgba(10, 42, 60, 0.35) 100%);
    pointer-events: none;
  }

  .card-category {
    position: absolute;
    top: 14px;
    left: 14px;
    z-index: 2;
    display: inline-flex;
    align-items: center;
    height: 26px;
    padding: 0 14px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(185, 138, 68, 0.7);
    background: rgba(255, 255, 255, 0.88);
    color: #8a6f3a;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.08em;
    backdrop-filter: blur(4px);
  }

  .card-body {
    padding: 22px 24px 24px;
    display: flex;
    flex-direction: column;
    flex: 1;
  }

  .card-title {
    font-size: 19px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--color-primary);
    margin-bottom: 10px;
    transition: color 0.2s ease;
  }

  .card-article:hover .card-title {
    color: var(--color-accent);
  }

  .card-excerpt {
    font-size: 14px;
    line-height: 1.7;
    color: var(--color-text-secondary);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 16px;
    flex: 1;
  }

  .card-meta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: var(--color-text-muted);
    border-top: 1px solid var(--border-subtle);
    padding-top: 14px;
  }

  .card-meta .arrow {
    color: var(--color-accent);
    transition: transform 0.2s ease;
  }

  .card-article:hover .card-meta .arrow {
    transform: translateX(4px);
  }

  /* 上一篇/下一篇 */
  .article-post-nav {
    padding: 8px 0 64px;
  }

  .post-navigation {
    max-width: 820px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }

  .post-nav-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    height: 56px;
    padding: 0 28px;
    border-radius: var(--radius-full);
    background: var(--color-surface);
    border: 1px solid var(--border-subtle);
    color: var(--color-primary);
    font-size: 15px;
    font-weight: 600;
    box-shadow: var(--shadow-card);
    transition: all 0.25s ease;
  }

  .post-nav-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
  }

  .post-nav-btn .arrow {
    font-size: 18px;
    color: var(--color-accent);
  }

  .post-nav-btn.next {
    justify-content: center;
  }

  /* CTA */
  .cta-section {
    padding: 20px 0 80px;
  }

  .cta-panel {
    background: var(--gradient-brand);
    border-radius: 32px;
    padding: 64px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 48px;
    position: relative;
    overflow: hidden;
  }

  .cta-panel::before {
    content: "";
    position: absolute;
    top: -40%;
    right: -10%;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: rgba(185, 138, 68, 0.15);
    filter: blur(60px);
    pointer-events: none;
  }

  .cta-left {
    position: relative;
    z-index: 1;
    max-width: 460px;
  }

  .cta-title {
    font-family: var(--font-serif);
    font-size: 34px;
    font-weight: 600;
    color: #F5F2ED;
    letter-spacing: 0.02em;
    line-height: 1.4;
    margin-bottom: 14px;
  }

  .cta-desc {
    color: rgba(245, 242, 237, 0.78);
    font-size: 15px;
    line-height: 1.8;
  }

  .cta-form {
    position: relative;
    z-index: 1;
    display: flex;
    gap: 12px;
    min-width: 420px;
  }

  .cta-input {
    flex: 1;
    height: 52px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: rgba(255, 255, 255, 0.12);
    padding: 0 24px;
    font-size: 15px;
    color: #F5F2ED;
    outline: none;
    transition: all 0.25s ease;
  }

  .cta-input::placeholder {
    color: rgba(255, 255, 255, 0.6);
  }

  .cta-input:focus {
    border-color: var(--color-accent);
    background: rgba(255, 255, 255, 0.18);
  }

  .cta-form .btn-primary {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: var(--color-primary);
    flex-shrink: 0;
  }

  .cta-form .btn-primary:hover {
    background: #c99a54;
    border-color: #c99a54;
    transform: translateY(-2px);
  }

  /* 页脚 */
  .site-footer {
    background: #07202D;
    color: rgba(245, 242, 237, 0.7);
    padding: 72px 0 0;
  }

  .footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.2fr;
    gap: 48px;
    padding-bottom: 48px;
  }

  .footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-serif);
    font-size: 22px;
    font-weight: 700;
    color: #F5F2ED;
    margin-bottom: 18px;
  }

  .footer-logo .logo-mark {
    font-size: 26px;
    filter: drop-shadow(0 0 8px rgba(185, 138, 68, 0.5));
  }

  .footer-brand p {
    font-size: 14px;
    line-height: 1.85;
    color: rgba(245, 242, 237, 0.58);
    max-width: 320px;
  }

  .footer-col h4 {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--color-accent);
    margin-bottom: 18px;
    text-transform: uppercase;
  }

  .footer-col a {
    display: block;
    font-size: 14px;
    color: rgba(245, 242, 237, 0.65);
    margin-bottom: 10px;
    transition: color 0.2s ease;
  }

  .footer-col a:hover {
    color: var(--color-accent);
  }

  .footer-col p {
    font-size: 14px;
    color: rgba(245, 242, 237, 0.58);
    margin-bottom: 8px;
    line-height: 1.7;
  }

  .footer-bottom {
    border-top: 1px solid rgba(245, 242, 237, 0.1);
    padding: 22px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 13px;
    color: rgba(245, 242, 237, 0.45);
  }

  .footer-bottom a {
    color: rgba(245, 242, 237, 0.45);
    transition: color 0.2s ease;
  }

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

  /* 响应式 */
  @media (max-width: 1024px) {
    .cta-panel {
      flex-direction: column;
      align-items: flex-start;
      padding: 48px;
    }

    .cta-form {
      min-width: 0;
      width: 100%;
    }

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

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

  @media (max-width: 768px) {
    .container {
      padding: 0 16px;
    }

    .header-inner {
      display: grid;
      grid-template-columns: 1fr auto;
      grid-template-areas:
        "logo cta"
        "nav nav";
      gap: 10px 14px;
      height: auto;
      padding: 12px 16px;
    }

    .logo {
      grid-area: logo;
      font-size: 18px;
    }

    .logo-mark {
      font-size: 20px;
    }

    .header-cta {
      grid-area: cta;
      height: 40px;
      padding: 0 18px;
      font-size: 13px;
    }

    .header-nav {
      grid-area: nav;
      display: flex;
      flex-wrap: nowrap;
      overflow-x: auto;
      gap: 8px;
      scrollbar-width: none;
      -webkit-overflow-scrolling: touch;
      width: 100%;
    }

    .header-nav::-webkit-scrollbar {
      display: none;
    }

    .nav-chip {
      height: 36px;
      padding: 0 16px;
      font-size: 13px;
      flex-shrink: 0;
    }

    .article-hero {
      padding: 40px 0 32px;
    }

    .article-title {
      font-size: 30px;
    }

    .article-content {
      padding: 32px 24px;
      border-radius: var(--radius-md);
    }

    .article-content p {
      font-size: 16px;
    }

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

    .post-navigation {
      grid-template-columns: 1fr;
    }

    .cta-section {
      padding: 16px 0 56px;
    }

    .cta-panel {
      padding: 36px 24px;
      border-radius: 24px;
    }

    .cta-title {
      font-size: 26px;
    }

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

    .cta-form .btn-primary {
      width: 100%;
    }

    .footer-grid {
      grid-template-columns: 1fr;
      gap: 32px;
    }

    .footer-col p {
      font-size: 13px;
    }

    .footer-bottom {
      flex-direction: column;
      gap: 8px;
      text-align: center;
    }
  }

  @media (max-width: 520px) {
    .article-title {
      font-size: 26px;
    }

    .article-content {
      padding: 28px 18px;
    }

    .section-title {
      font-size: 26px;
    }

    .cta-title {
      font-size: 23px;
    }

    .cta-desc {
      font-size: 14px;
    }
  }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --color-primary: #0A2A3C;
            --color-accent: #B98A44;
            --gradient-brand: linear-gradient(135deg, #0A2A3C 0%, #174E55 55%, #1F6E6A 100%);
            --color-bg: #F5F2ED;
            --color-surface: #FFFFFF;
            --color-text: #1D2A35;
            --color-text-secondary: rgba(27, 55, 67, 0.72);
            --color-text-muted: rgba(27, 55, 67, 0.5);
            --border-subtle: rgba(10, 42, 60, 0.1);
            --radius-card: 24px;
            --radius-card-md: 16px;
            --shadow-card: 0 12px 32px -12px rgba(10, 42, 60, 0.18);
            --shadow-card-hover: 0 18px 44px -14px rgba(10, 42, 60, 0.3);
        }

        /* ===== Reset ===== */
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: system-ui, "PingFang SC", "Microsoft YaHei", sans-serif;
            background: var(--color-bg);
            color: var(--color-text);
            line-height: 1.85;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        button {
            font-family: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        input {
            font-family: inherit;
            border: none;
            outline: none;
        }
        .container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(245, 242, 237, 0.96);
            border-bottom: 1px solid var(--border-subtle);
            transition: box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(10, 42, 60, 0.08);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 20px;
            min-height: 76px;
            padding: 12px 24px;
        }
        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 20px;
            color: var(--color-primary);
            letter-spacing: 0.02em;
            white-space: nowrap;
            font-family: "Times New Roman", "Songti SC", "SimSun", serif;
        }
        .logo-mark {
            font-size: 26px;
            line-height: 1;
        }
        .header-nav {
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-chip {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            color: rgba(29, 42, 53, 0.72);
            border: 1px solid transparent;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .nav-chip:hover {
            background: rgba(10, 42, 60, 0.06);
            color: var(--color-primary);
        }
        .nav-chip.active {
            background: var(--color-primary);
            color: #F5F2ED;
            border-color: rgba(185, 138, 68, 0.5);
            box-shadow: 0 4px 14px rgba(10, 42, 60, 0.2);
        }

        /* ===== 按钮 ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: 999px;
            background: var(--color-primary);
            color: #F5F2ED;
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.04em;
            transition: all 0.25s ease;
            border: none;
            cursor: pointer;
        }
        .btn-primary:hover {
            background: var(--color-accent);
            color: var(--color-primary);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(185, 138, 68, 0.3);
        }
        .btn-gold-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            border-radius: 999px;
            background: var(--color-accent);
            color: var(--color-primary);
            font-weight: 700;
            font-size: 15px;
            letter-spacing: 0.04em;
            transition: all 0.25s ease;
            cursor: pointer;
            border: none;
        }
        .btn-gold-primary:hover {
            background: var(--color-primary);
            color: #F5F2ED;
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(10, 42, 60, 0.35);
        }
        .btn-outline-white {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            border-radius: 999px;
            background: transparent;
            color: #fff;
            border: 1.5px solid rgba(255, 255, 255, 0.7);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.04em;
            transition: all 0.25s ease;
            cursor: pointer;
        }
        .btn-outline-white:hover {
            border-color: var(--color-accent);
            color: var(--color-accent);
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-2px);
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            display: flex;
            align-items: center;
            min-height: 540px;
            background-size: cover;
            background-position: center;
        }
        .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 42, 60, 0.94) 0%, rgba(23, 78, 85, 0.82) 55%, rgba(31, 110, 106, 0.6) 100%);
        }
        .hero-content {
            position: relative;
            z-index: 2;
            width: 100%;
            padding: 80px 0;
        }
        .hero-kicker {
            display: inline-flex;
            align-items: center;
            padding: 6px 18px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.35);
            color: rgba(255, 255, 255, 0.9);
            font-size: 13px;
            letter-spacing: 0.08em;
            margin-bottom: 20px;
        }
        .gold-line {
            width: 64px;
            height: 3px;
            background: var(--color-accent);
            border-radius: 999px;
            margin-bottom: 28px;
        }
        .hero-title {
            font-family: "Times New Roman", "Songti SC", "SimSun", serif;
            font-size: 44px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            line-height: 1.2;
            margin-bottom: 18px;
        }
        .hero-desc {
            color: rgba(255, 255, 255, 0.88);
            font-size: 17px;
            line-height: 1.8;
            max-width: 620px;
            margin-bottom: 32px;
        }
        .hero-stat {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            background: rgba(255, 255, 255, 0.1);
            backdrop-filter: blur(8px);
            border-radius: 999px;
            padding: 14px 24px;
            border: 1px solid rgba(255, 255, 255, 0.12);
        }
        .stat-num {
            font-family: "Times New Roman", "Songti SC", serif;
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            line-height: 1;
        }
        .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.3;
        }

        /* ===== 区块 ===== */
        .section {
            padding: 96px 0;
        }
        .section-tag {
            display: inline-block;
            padding: 5px 16px;
            border-radius: 999px;
            border: 1px solid rgba(185, 138, 68, 0.55);
            color: var(--color-accent);
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            margin-bottom: 16px;
        }
        .section-title {
            font-family: "Times New Roman", "Songti SC", "SimSun", serif;
            font-size: 34px;
            font-weight: 700;
            color: var(--color-primary);
            line-height: 1.3;
            letter-spacing: 0.01em;
            margin-bottom: 16px;
        }
        .section-desc {
            color: var(--color-text-secondary);
            font-size: 16px;
            max-width: 720px;
            line-height: 1.85;
        }

        /* ===== 介绍区 ===== */
        .intro-section {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 48px;
        }
        .intro-list {
            list-style: none;
            margin-top: 24px;
        }
        .intro-list li {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            margin-bottom: 14px;
            color: var(--color-text);
            font-size: 15px;
        }
        .intro-list li i {
            color: var(--color-accent);
            font-size: 18px;
            margin-top: 4px;
            flex-shrink: 0;
        }

        /* ===== 特色卡 ===== */
        .feature-card {
            background: var(--color-surface);
            border-radius: var(--radius-card-md);
            padding: 32px 26px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-subtle);
            transition: all 0.3s ease;
            height: 100%;
        }
        .feature-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }
        .feature-icon {
            width: 56px;
            height: 56px;
            border-radius: 16px;
            background: linear-gradient(135deg, var(--color-primary), #174E55);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            color: var(--color-accent);
            margin-bottom: 20px;
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
            letter-spacing: 0.01em;
        }
        .feature-card p {
            font-size: 14.5px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ===== 精选航线卡 ===== */
        .route-featured {
            display: flex;
            flex-direction: column;
            background: var(--color-surface);
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-subtle);
            transition: all 0.3s ease;
            height: 100%;
        }
        .route-featured:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
        }
        .route-featured img {
            width: 100%;
            height: 240px;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .route-featured:hover img {
            transform: scale(1.03);
        }
        .route-body {
            padding: 28px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .route-tag {
            align-self: flex-start;
            display: inline-block;
            padding: 3px 12px;
            border-radius: 999px;
            border: 1px solid rgba(185, 138, 68, 0.6);
            color: var(--color-accent);
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.08em;
            margin-bottom: 14px;
        }
        .route-body h3 {
            font-size: 21px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .route-body p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.75;
            margin-bottom: 16px;
            flex: 1;
        }
        .route-meta {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-text-muted);
            border-top: 1px solid var(--border-subtle);
            padding-top: 16px;
        }
        .route-small {
            display: flex;
            background: var(--color-surface);
            border-radius: var(--radius-card-md);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-subtle);
            transition: all 0.3s ease;
            height: 100%;
        }
        .route-small:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .route-small img {
            width: 120px;
            min-height: 120px;
            object-fit: cover;
            flex-shrink: 0;
        }
        .route-small .route-body {
            padding: 18px;
        }
        .route-small h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 6px;
            line-height: 1.35;
        }
        .route-small p {
            font-size: 13px;
            color: var(--color-text-secondary);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 8px;
        }
        .route-small .route-meta {
            font-size: 12px;
            padding-top: 10px;
            border-top: none;
        }

        /* ===== 场景卡 ===== */
        .scene-card {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 36px 30px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-subtle);
            transition: all 0.3s ease;
            height: 100%;
            text-align: center;
        }
        .scene-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--shadow-card-hover);
        }
        .scene-icon {
            width: 68px;
            height: 68px;
            border-radius: 50%;
            background: var(--color-bg);
            border: 1.5px solid rgba(185, 138, 68, 0.5);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: var(--color-accent);
            margin: 0 auto 20px;
        }
        .scene-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 10px;
        }
        .scene-card p {
            font-size: 14px;
            color: var(--color-text-secondary);
            line-height: 1.7;
        }

        /* ===== 流程 ===== */
        .step-item {
            position: relative;
            background: var(--color-surface);
            border-radius: var(--radius-card-md);
            padding: 30px 22px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-subtle);
            height: 100%;
            text-align: center;
            transition: all 0.3s ease;
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }
        .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: var(--color-primary);
            color: #F5F2ED;
            font-family: "Times New Roman", serif;
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .step-item h3 {
            font-size: 16px;
            font-weight: 700;
            color: var(--color-primary);
            margin-bottom: 8px;
        }
        .step-item p {
            font-size: 13.5px;
            color: var(--color-text-secondary);
            line-height: 1.65;
        }

        /* ===== FAQ ===== */
        .faq-wrap {
            background: var(--color-surface);
            border-radius: var(--radius-card);
            padding: 40px;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-subtle);
        }
        .faq-item {
            border-bottom: 1px solid var(--border-subtle);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-q {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 22px 4px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-text);
            text-align: left;
            transition: color 0.2s ease;
        }
        .faq-q:hover {
            color: var(--color-accent);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 28px;
            height: 28px;
            border-radius: 8px;
            border: 1.5px solid var(--border-subtle);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            color: var(--color-accent);
            transition: all 0.3s ease;
            background: var(--color-bg);
        }
        .faq-item.active .faq-icon {
            background: var(--color-primary);
            color: #fff;
            border-color: var(--color-primary);
        }
        .faq-icon::after {
            content: '+';
            font-size: 18px;
            font-weight: 400;
            line-height: 1;
        }
        .faq-item.active .faq-icon::after {
            content: '−';
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-a-inner {
            padding: 0 4px 22px;
            font-size: 14.5px;
            color: var(--color-text-secondary);
            line-height: 1.75;
        }

        /* ===== CTA ===== */
        .cta-panel {
            background: var(--gradient-brand);
            border-radius: 32px;
            padding: 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 48px;
            color: #fff;
        }
        .cta-panel h2 {
            font-family: "Times New Roman", "Songti SC", serif;
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
            line-height: 1.3;
        }
        .cta-panel p {
            color: rgba(255, 255, 255, 0.78);
            font-size: 15px;
            line-height: 1.8;
        }
        .cta-form {
            flex-shrink: 0;
            width: 400px;
            max-width: 100%;
        }
        .cta-input {
            width: 100%;
            height: 52px;
            border-radius: 999px;
            background: rgba(255, 255, 255, 0.12);
            border: 1px solid rgba(255, 255, 255, 0.18);
            color: #fff;
            padding: 0 20px;
            font-size: 15px;
            margin-bottom: 12px;
            transition: all 0.25s ease;
        }
        .cta-input::placeholder {
            color: rgba(255, 255, 255, 0.6);
        }
        .cta-input:focus {
            border-color: var(--color-accent);
            background: rgba(255, 255, 255, 0.16);
            box-shadow: 0 0 0 3px rgba(185, 138, 68, 0.25);
        }
        .cta-form .btn-gold-primary {
            width: 100%;
        }
        .cta-note {
            font-size: 12.5px;
            color: rgba(255, 255, 255, 0.45);
            margin-top: 12px;
            text-align: center;
        }

        /* ===== 底部横幅 ===== */
        .back-banner {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 20px;
            background: #F0E8D8;
            border: 1px solid rgba(185, 138, 68, 0.35);
            border-radius: 24px;
            padding: 28px 32px;
            color: var(--color-primary);
            font-weight: 600;
            transition: all 0.3s ease;
            text-align: center;
        }
        .back-banner:hover {
            background: #EADDC5;
            transform: translateY(-2px);
            box-shadow: 0 12px 28px rgba(185, 138, 68, 0.2);
        }
        .back-banner i {
            color: var(--color-accent);
            font-size: 20px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #07202D;
            color: rgba(255, 255, 255, 0.75);
            padding-top: 72px;
            margin-top: 0;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 48px;
            padding-bottom: 56px;
        }
        .footer-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-family: "Times New Roman", "Songti SC", serif;
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(255, 255, 255, 0.55);
            max-width: 280px;
        }
        .footer-col h4 {
            font-size: 14px;
            font-weight: 600;
            color: var(--color-accent);
            letter-spacing: 0.08em;
            margin-bottom: 22px;
        }
        .footer-col a {
            display: block;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            padding: 6px 0;
            transition: color 0.2s ease, padding-left 0.2s ease;
        }
        .footer-col a:hover {
            color: var(--color-accent);
            padding-left: 4px;
        }
        .footer-col p {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.65);
            padding: 4px 0;
            line-height: 1.7;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 24px 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.4);
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }
        .footer-bottom a:hover {
            color: var(--color-accent);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }
            .feature-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 16px;
            }
            .stat-num {
                font-size: 26px;
            }
            .hero-stat {
                padding: 12px 18px;
            }
        }
        @media (max-width: 768px) {
            .header-inner {
                flex-wrap: wrap;
                min-height: auto;
                padding: 12px 16px;
                gap: 10px;
            }
            .header-nav {
                order: 3;
                width: 100%;
                overflow-x: auto;
                gap: 8px;
                padding: 4px 0;
                scrollbar-width: none;
            }
            .header-nav::-webkit-scrollbar {
                display: none;
            }
            .nav-chip {
                flex-shrink: 0;
                padding: 7px 18px;
                font-size: 14px;
            }
            .logo {
                font-size: 18px;
            }
            .logo-mark {
                font-size: 22px;
            }
            .section {
                padding: 64px 0;
            }
            .section-title {
                font-size: 28px;
            }
            .category-hero {
                min-height: 520px;
            }
            .hero-title {
                font-size: 36px;
            }
            .hero-desc {
                font-size: 15.5px;
            }
            .intro-section {
                padding: 28px;
            }
            .cta-panel {
                flex-direction: column;
                padding: 36px 28px;
                gap: 28px;
            }
            .cta-form {
                width: 100%;
            }
            .route-small img {
                width: 100px;
            }
            .faq-wrap {
                padding: 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-bottom: 40px;
            }
            .footer-bottom {
                flex-direction: column;
                gap: 8px;
                text-align: center;
            }
        }
        @media (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .hero-title {
                font-size: 32px;
            }
            .hero-stat {
                padding: 10px 16px;
            }
            .stat-num {
                font-size: 24px;
            }
            .btn-gold-primary,
            .btn-outline-white {
                width: 100%;
            }
            .hero-content .flex {
                width: 100%;
            }
            .hero-content .btn-gold-primary,
            .hero-content .btn-outline-white {
                width: 100%;
            }
            .route-small {
                flex-direction: column;
            }
            .route-small img {
                width: 100%;
                height: 150px;
            }
        }