/* roulang page: index */
:root {
  --bg-deep: #0A0F0D;
  --bg-surface: #111815;
  --bg-elevated: #18211D;
  --brand-gold: #C9A96A;
  --brand-gold-light: #E4C98B;
  --accent-teal: #4E9B86;
  --danger-soft: #C4573A;
  --line: #24312B;
  --line-gold: rgba(201,169,106,0.32);
  --text-primary: #EDF1ED;
  --text-secondary: #A5B0A9;
  --text-muted: #66736D;
  --glass-bg: rgba(10,15,13,0.55);
  --glass-border: rgba(201,169,106,0.22);
  --radius-card: 20px;
  --radius-btn: 12px;
  --radius-pill: 999px;
  --shadow-card: 0 24px 60px rgba(0,0,0,0.35);
  --shadow-hover: 0 30px 70px rgba(0,0,0,0.55);
  --font-serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
  --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  background: var(--bg-deep);
  color: var(--text-primary);
  line-height: 1.8;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: color 0.3s ease; }
ul, ol { list-style: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
input, textarea, select { font-family: inherit; }
.container { max-width: 1220px; margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; position: relative; }
.section-surface { background: var(--bg-surface); }
.section-deep { background: var(--bg-deep); }
.section-head { text-align: center; margin-bottom: 60px; max-width: 720px; margin-left: auto; margin-right: auto; }
.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand-gold);
  border: 1px solid var(--line-gold);
  border-radius: var(--radius-pill);
  padding: 6px 18px;
  margin-bottom: 18px;
  background: rgba(201,169,106,0.06);
}
.section-title {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
  margin-bottom: 16px;
}
.section-desc { color: var(--text-secondary); font-size: 1rem; line-height: 1.8; }
.gold-divider { width: 36px; height: 3px; background: var(--brand-gold); border-radius: 2px; margin: 24px auto 0; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-btn);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.4;
  transition: all 0.3s ease;
  border: 1px solid transparent;
}
.btn-primary { background: var(--brand-gold); color: #0A0F0D; box-shadow: 0 12px 24px rgba(201,169,106,0.25); }
.btn-primary:hover { background: var(--brand-gold-light); transform: translateY(-2px); box-shadow: 0 16px 32px rgba(201,169,106,0.35); }
.btn-outline { background: transparent; border: 1px solid var(--glass-border); color: #fff; }
.btn-outline:hover { border-color: var(--brand-gold); background: rgba(201,169,106,0.08); transform: translateY(-2px); }
.btn:focus-visible { outline: 2px solid var(--brand-gold); outline-offset: 2px; }
.btn-dark { background: var(--bg-elevated); color: var(--text-primary); border: 1px solid var(--line); }
.btn-dark:hover { border-color: var(--brand-gold); color: var(--brand-gold-light); }
/* Header */
.site-header {
  position: absolute; top: 0; left: 0; width: 100%; z-index: 1000;
  background: var(--glass-bg);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 4px 30px rgba(0,0,0,0.2);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
  background: rgba(10,15,13,0.96);
  box-shadow: 0 12px 32px rgba(0,0,0,0.45);
}
.nav-wrap {
  display: flex; align-items: center; justify-content: space-between;
  height: 74px;
}
.brand-logo { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark { display: inline-block; flex-shrink: 0; }
.brand-text {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--brand-gold);
  letter-spacing: 0.08em;
  white-space: nowrap;
}
.main-nav { display: flex; align-items: center; gap: 8px; }
.nav-link {
  display: inline-block;
  padding: 10px 18px;
  font-size: 0.95rem;
  color: rgba(255,255,255,0.7);
  position: relative;
  transition: color 0.3s ease;
}
.nav-link::after {
  content: ''; position: absolute; left: 18px; right: 18px; bottom: 4px;
  height: 2px; background: var(--brand-gold); border-radius: 1px;
  transform: scaleX(0); transition: transform 0.3s ease;
}
.nav-link:hover { color: var(--brand-gold-light); }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link.active { color: var(--brand-gold); }
.nav-link.active::after { transform: scaleX(1); }
.nav-cta { margin-left: 12px; padding: 10px 22px; font-size: 0.9rem; }
.nav-toggle {
  display: none; width: 42px; height: 42px; border-radius: 10px;
  flex-direction: column; align-items: center; justify-content: center; gap: 5px;
  background: rgba(201,169,106,0.1); border: 1px solid var(--glass-border);
}
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--brand-gold); border-radius: 2px; transition: all 0.3s ease; }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu {
  display: none; flex-direction: column; padding: 16px 24px 24px;
  background: rgba(10,15,13,0.98); border-bottom: 1px solid var(--glass-border);
  backdrop-filter: blur(18px);
}
.mobile-menu.open { display: flex; }
.mobile-link {
  padding: 14px 0; font-size: 1rem; color: var(--text-primary);
  border-bottom: 1px solid var(--line);
}
.mobile-link:hover { color: var(--brand-gold); }
.mobile-cta { margin-top: 16px; }
/* Hero */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  background: url('/assets/images/backpic/back-1.png') no-repeat center top / cover;
  padding: 120px 0 80px;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: rgba(10,15,13,0.62);
}
.hero::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 40%, rgba(201,169,106,0.16), transparent 60%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; max-width: 700px; }
.hero-badge {
  display: inline-block; font-size: 0.8rem; letter-spacing: 0.1em;
  color: var(--brand-gold); border: 1px solid var(--line-gold);
  border-radius: var(--radius-pill); padding: 6px 18px; margin-bottom: 24px;
  background: rgba(10,15,13,0.4);
}
.hero-title {
  font-family: var(--font-serif); font-size: clamp(2.4rem, 5vw, 4.2rem);
  font-weight: 700; line-height: 1.25; color: var(--text-primary);
  margin-bottom: 20px; letter-spacing: 0.02em;
}
.hero-title .gold-line {
  display: block; width: 72px; height: 3px; background: var(--brand-gold);
  border-radius: 2px; margin-top: 18px;
}
.hero-sub {
  font-size: 1.05rem; color: var(--text-secondary); line-height: 1.9;
  max-width: 560px; margin-bottom: 36px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 56px; }
.hero-stats { display: flex; gap: 0; border-top: 1px solid var(--line-gold); padding-top: 36px; }
.hero-stat { flex: 1; padding: 0 24px; position: relative; }
.hero-stat:first-child { padding-left: 0; }
.hero-stat:not(:last-child)::after {
  content: ''; position: absolute; right: 0; top: 10%; height: 80%;
  width: 1px; background: var(--line-gold);
}
.stat-num {
  font-family: var(--font-serif); font-size: 2.2rem; font-weight: 700;
  color: var(--brand-gold); line-height: 1.2;
}
.stat-label { font-size: 0.85rem; color: var(--text-secondary); margin-top: 6px; }
.scroll-indicator {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  z-index: 2; display: flex; flex-direction: column; align-items: center; gap: 8px;
  color: var(--text-muted); font-size: 0.75rem; letter-spacing: 0.1em;
}
.scroll-indicator::before {
  content: ''; width: 1px; height: 40px;
  background: linear-gradient(to bottom, var(--line-gold), transparent);
}
/* Service list */
.service-list { max-width: 900px; margin: 0 auto; }
.service-item {
  display: flex; align-items: center; gap: 32px;
  padding: 36px 28px; border-radius: 16px;
  border: 1px solid transparent; transition: all 0.4s ease;
}
.service-item:hover { background: var(--bg-elevated); border-color: var(--line-gold); }
.service-item:hover .service-num { color: var(--brand-gold-light); }
.service-num {
  font-family: var(--font-serif); font-size: 3rem; font-weight: 700;
  color: var(--brand-gold); line-height: 1; flex-shrink: 0;
  transition: color 0.3s ease; min-width: 80px;
}
.service-body { flex: 1; }
.service-title { font-family: var(--font-serif); font-size: 1.4rem; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.service-desc { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.8; max-width: 560px; }
.service-arrow { color: var(--text-muted); font-size: 1.2rem; transition: all 0.3s ease; flex-shrink: 0; }
.service-item:hover .service-arrow { color: var(--brand-gold); transform: translateX(6px); }
/* Stats strip */
.stats-strip {
  background: var(--bg-deep);
  position: relative;
  padding: 80px 0;
}
.stats-strip::before {
  content: ''; position: absolute; inset: 0;
  background: repeating-linear-gradient(45deg, rgba(255,255,255,0.018), rgba(255,255,255,0.018) 1px, transparent 1px, transparent 12px);
  pointer-events: none;
}
.stats-strip::after {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 80% 20%, rgba(201,169,106,0.06), transparent 55%);
  pointer-events: none;
}
.stats-grid { position: relative; z-index: 1; }
.stat-item { text-align: center; padding: 20px 16px; position: relative; }
.stat-item:not(:last-child)::after {
  content: ''; position: absolute; right: 0; top: 20%; height: 60%;
  width: 1px; background: var(--line-gold);
}
.stat-value {
  font-family: var(--font-serif); font-size: 3rem; font-weight: 700;
  color: var(--brand-gold); line-height: 1.2; margin-bottom: 8px;
}
.stat-text {
  font-size: 0.9rem; color: var(--text-secondary); margin-top: 10px;
  border-top: 1px solid var(--line-gold); padding-top: 12px; display: inline-block;
}
/* Cases */
.case-card {
  border-radius: var(--radius-card); overflow: hidden;
  background: var(--bg-surface); border: 1px solid var(--line);
  box-shadow: var(--shadow-card); transition: all 0.4s ease;
  height: 100%; display: flex; flex-direction: column;
}
.case-card:hover { transform: translateY(-4px); border-color: var(--line-gold); box-shadow: var(--shadow-hover); }
.case-img-wrap { position: relative; overflow: hidden; aspect-ratio: 16/10; }
.case-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s cubic-bezier(0.2,0.8,0.2,1); }
.case-card:hover .case-img-wrap img { transform: scale(1.05); }
.case-img-wrap::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,15,13,0.5), transparent 50%);
}
.case-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.case-tag {
  display: inline-block; font-size: 0.75rem; color: var(--accent-teal);
  border: 1px solid rgba(78,155,134,0.4); border-radius: var(--radius-pill);
  padding: 3px 12px; margin-bottom: 14px; align-self: flex-start;
}
.case-title { font-family: var(--font-serif); font-size: 1.25rem; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.case-desc { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; flex: 1; }
.case-link { color: var(--brand-gold); font-size: 0.9rem; margin-top: 16px; display: inline-flex; align-items: center; gap: 6px; transition: gap 0.3s ease; }
.case-link:hover { gap: 12px; color: var(--brand-gold-light); }
/* Solutions */
.solutions-wrap { display: flex; gap: 60px; align-items: flex-start; }
.solution-aside { flex: 0 0 340px; position: sticky; top: 100px; }
.solution-aside .section-title { margin-bottom: 16px; }
.solution-aside .section-desc { margin-bottom: 28px; }
.timeline { flex: 1; position: relative; padding-left: 48px; }
.timeline::before {
  content: ''; position: absolute; left: 14px; top: 10px; bottom: 10px;
  width: 2px; background: linear-gradient(to bottom, var(--line-gold), rgba(201,169,106,0.08));
}
.timeline-item { position: relative; padding-bottom: 48px; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-dot {
  position: absolute; left: -44px; top: 4px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--bg-deep); border: 2px solid var(--brand-gold);
  box-shadow: 0 0 0 6px rgba(201,169,106,0.1);
}
.timeline-content {
  background: var(--bg-surface); border: 1px solid var(--line);
  border-radius: 16px; padding: 24px 28px; transition: all 0.3s ease;
}
.timeline-content:hover { border-color: var(--line-gold); }
.timeline-step {
  font-size: 0.75rem; letter-spacing: 0.1em; color: var(--brand-gold);
  text-transform: uppercase; margin-bottom: 6px;
}
.timeline-content h3 { font-family: var(--font-serif); font-size: 1.2rem; color: var(--text-primary); margin-bottom: 6px; }
.timeline-content p { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.7; }
/* Posts */
.post-section { background: var(--bg-surface); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.post-card-wrap { margin-bottom: 24px; }
.post-card {
  background: var(--bg-deep); border: 1px solid var(--line);
  border-radius: 18px; padding: 26px; height: 100%;
  display: flex; flex-direction: column; transition: all 0.4s ease;
}
.post-card:hover { border-color: var(--line-gold); transform: translateY(-4px); box-shadow: 0 20px 50px rgba(0,0,0,0.4); }
.post-cat {
  display: inline-block; font-size: 0.75rem; color: var(--accent-teal);
  border: 1px solid rgba(78,155,134,0.35); border-radius: var(--radius-pill);
  padding: 3px 12px; margin-bottom: 14px; align-self: flex-start;
}
.post-title { font-family: var(--font-serif); font-size: 1.15rem; font-weight: 700; line-height: 1.5; margin-bottom: 10px; }
.post-title a { color: var(--text-primary); transition: color 0.3s ease; }
.post-title a:hover { color: var(--brand-gold); }
.post-excerpt {
  color: var(--text-secondary); font-size: 0.88rem; line-height: 1.7;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; flex: 1; margin-bottom: 16px;
}
.post-meta { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid var(--line); padding-top: 14px; }
.post-meta span { color: var(--text-muted); font-size: 0.8rem; }
.post-link { color: var(--brand-gold); font-size: 0.85rem; display: inline-flex; align-items: center; gap: 6px; transition: gap 0.3s ease; }
.post-link:hover { gap: 12px; color: var(--brand-gold-light); }
.empty-state {
  background: var(--bg-surface); border: 1px dashed var(--line);
  border-radius: var(--radius-card); padding: 48px 20px;
  text-align: center; color: var(--text-secondary);
}
.empty-icon {
  width: 56px; height: 56px; border-radius: 50%;
  border: 1px solid var(--line); display: inline-flex;
  align-items: center; justify-content: center; margin-bottom: 16px;
  color: var(--text-muted); font-size: 1.4rem;
}
/* FAQ */
.faq-wrap { max-width: 860px; margin: 0 auto; }
.accordion-item {
  background: var(--bg-surface); border: 1px solid var(--line);
  border-radius: 14px; margin-bottom: 14px; overflow: hidden;
  transition: border-color 0.3s ease;
}
.accordion-item.is-active { border-left: 2px solid var(--brand-gold); }
.accordion-title {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 24px; min-height: 56px; font-size: 1rem;
  font-weight: 600; color: var(--text-primary); cursor: pointer;
  transition: color 0.3s ease; background: var(--bg-surface);
}
.accordion-title:hover { color: var(--brand-gold); }
.accordion-title::after {
  content: '\f078'; font-family: 'Font Awesome 6 Free'; font-weight: 900;
  font-size: 0.8rem; color: var(--brand-gold); transition: transform 0.3s ease;
}
.accordion-item.is-active .accordion-title::after { transform: rotate(180deg); }
.accordion-content { padding: 0 24px 24px; color: var(--text-secondary); font-size: 0.92rem; line-height: 1.8; }
/* CTA */
.cta-section {
  background: var(--bg-deep); position: relative; text-align: center;
  padding: 100px 0 90px;
}
.cta-section::before {
  content: ''; position: absolute; top: 0; right: 0; bottom: 0; left: 0;
  background: radial-gradient(circle at 85% 50%, rgba(201,169,106,0.12), transparent 50%);
}
.cta-inner { position: relative; z-index: 1; max-width: 640px; margin: 0 auto; }
.cta-title { font-family: var(--font-serif); font-size: 2.2rem; font-weight: 700; color: var(--text-primary); margin-bottom: 16px; }
.cta-sub { color: var(--text-secondary); font-size: 1rem; margin-bottom: 36px; }
.cta-actions { margin-bottom: 28px; }
.cta-contact { color: var(--text-muted); font-size: 0.85rem; display: flex; gap: 28px; justify-content: center; flex-wrap: wrap; }
/* Footer */
.site-footer {
  background: #070B09; border-top: 1px solid var(--line);
  padding: 56px 0 32px;
}
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 32px; margin-bottom: 40px; }
.footer-brand { max-width: 320px; }
.footer-brand .brand-text { margin-bottom: 12px; display: inline-block; }
.footer-desc { color: var(--text-muted); font-size: 0.85rem; line-height: 1.7; }
.footer-links { display: flex; gap: 32px; flex-wrap: wrap; }
.footer-col h4 {
  font-family: var(--font-serif); font-size: 1rem; font-weight: 700;
  color: var(--text-primary); margin-bottom: 16px;
}
.footer-col a {
  display: block; color: var(--text-secondary); font-size: 0.9rem;
  padding: 5px 0; transition: color 0.3s ease;
}
.footer-col a:hover { color: var(--brand-gold); }
.footer-copy {
  border-top: 1px solid var(--line); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px; color: var(--text-muted); font-size: 0.8rem;
}
/* Focus visible */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--brand-gold); outline-offset: 2px;
}
/* Responsive */
@media screen and (max-width: 1024px) {
  .main-nav { display: none; }
  .nav-cta { display: none; }
  .nav-toggle { display: flex; }
  .solutions-wrap { flex-direction: column; gap: 40px; }
  .solution-aside { flex: none; position: static; }
  .service-item { gap: 20px; padding: 24px 16px; }
  .service-num { font-size: 2.4rem; min-width: 60px; }
  .hero { padding: 110px 0 60px; }
  .hero-stats { flex-wrap: wrap; }
  .hero-stat { flex: 1 1 30%; padding: 10px; }
  .hero-stat:not(:last-child)::after { display: none; }
}
@media screen and (max-width: 640px) {
  .section { padding: 64px 0; }
  .container { padding: 0 16px; }
  .hero { min-height: 90vh; padding: 100px 0 60px; }
  .hero-title { font-size: 2.2rem; }
  .hero-sub { font-size: 0.95rem; }
  .hero-actions { flex-direction: column; gap: 12px; }
  .hero-actions .btn { width: 100%; }
  .hero-stats { flex-direction: column; gap: 20px; }
  .hero-stat { padding: 0; }
  .hero-stat::after { display: none; }
  .service-item { flex-wrap: wrap; gap: 14px; }
  .service-num { min-width: 100%; font-size: 2rem; }
  .service-arrow { display: none; }
  .stats-grid .cell { margin-bottom: 24px; }
  .stat-item::after { display: none !important; }
  .section-title { font-size: 1.6rem; }
  .timeline { padding-left: 32px; }
  .timeline::before { left: 8px; }
  .timeline-dot { left: -34px; width: 10px; height: 10px; }
  .footer-inner { flex-direction: column; gap: 24px; }
  .footer-copy { flex-direction: column; text-align: center; }
  .cta-title { font-size: 1.6rem; }
  .nav-wrap { height: 64px; }
  .brand-text { font-size: 1.1rem; }
}

/* roulang page: article */
:root {
        --bg-deep: #0A0F0D;
        --bg-surface: #111815;
        --bg-elevated: #18211D;
        --brand-gold: #C9A96A;
        --brand-gold-light: #E4C98B;
        --accent-teal: #4E9B86;
        --danger-soft: #C4573A;
        --line: #24312B;
        --line-gold: rgba(201,169,106,0.32);
        --text-primary: #EDF1ED;
        --text-secondary: #A5B0A9;
        --text-muted: #66736D;
        --glass-bg: rgba(10,15,13,0.55);
        --glass-border: rgba(201,169,106,0.22);
        --radius-card: 20px;
        --radius-btn: 12px;
        --radius-tag: 999px;
        --shadow-card: 0 24px 60px rgba(0,0,0,0.35);
        --shadow-hover: 0 30px 70px rgba(0,0,0,0.55);
        --font-heading: "Noto Serif SC", "Songti SC", "SimSun", serif;
        --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
        --container-max: 1220px;
    }

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

    html {
        scroll-behavior: smooth;
    }

    body {
        font-family: var(--font-body);
        background: var(--bg-deep);
        color: var(--text-primary);
        line-height: 1.8;
        font-size: 1rem;
        -webkit-font-smoothing: antialiased;
        -moz-osx-font-smoothing: grayscale;
    }

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

    a {
        color: inherit;
        text-decoration: none;
        transition: color 300ms;
    }

    button,
    input,
    select,
    textarea {
        font-family: inherit;
        font-size: inherit;
        border: none;
        background: none;
        outline: none;
    }

    .grid-container {
        max-width: var(--container-max);
        margin: 0 auto;
    }

    .container {
        max-width: var(--container-max);
        margin: 0 auto;
        padding: 0 24px;
    }

    .section {
        padding: 96px 0;
    }

    .section-title {
        font-family: var(--font-heading);
        font-size: clamp(1.8rem, 3vw, 2.4rem);
        font-weight: 700;
        line-height: 1.3;
        color: var(--text-primary);
        letter-spacing: 0.02em;
    }

    .section-subtitle {
        color: var(--text-secondary);
        font-size: 1rem;
        line-height: 1.7;
        margin-top: 8px;
    }

    .text-center {
        text-align: center;
    }

    .gold-line {
        width: 36px;
        height: 3px;
        background: var(--brand-gold);
        border-radius: 2px;
        margin: 16px 0 24px;
    }

    .btn {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
        padding: 14px 28px;
        border-radius: var(--radius-btn);
        font-weight: 700;
        font-size: 0.95rem;
        line-height: 1;
        cursor: pointer;
        transition: all 300ms;
        border: 1px solid transparent;
        white-space: nowrap;
    }

    .btn:focus-visible {
        outline: 2px solid var(--brand-gold);
        outline-offset: 2px;
    }

    .btn-primary {
        background: var(--brand-gold);
        color: #0A0F0D;
        box-shadow: 0 12px 24px rgba(201,169,106,0.25);
    }

    .btn-primary:hover {
        background: var(--brand-gold-light);
        transform: translateY(-2px);
        box-shadow: 0 16px 30px rgba(201,169,106,0.35);
    }

    .btn-secondary {
        background: transparent;
        border: 1px solid var(--glass-border);
        color: #fff;
    }

    .btn-secondary:hover {
        border-color: var(--brand-gold);
        background: rgba(201,169,106,0.08);
        transform: translateY(-2px);
    }

    .btn-ghost {
        background: transparent;
        color: var(--text-secondary);
        border: 1px solid transparent;
        padding: 14px 12px;
        font-weight: 500;
    }

    .btn-ghost:hover {
        color: var(--brand-gold);
        background: rgba(201,169,106,0.06);
    }

    .btn-sm {
        padding: 10px 20px;
        font-size: 0.875rem;
        border-radius: 10px;
    }

    .site-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        z-index: 100;
        background: var(--glass-bg);
        backdrop-filter: blur(18px) saturate(140%);
        -webkit-backdrop-filter: blur(18px) saturate(140%);
        border-bottom: 1px solid var(--glass-border);
        box-shadow: 0 4px 30px rgba(0,0,0,0.2);
        transition: background 300ms, box-shadow 300ms;
    }

    .site-header.scrolled {
        background: rgba(10,15,13,0.96);
        box-shadow: 0 12px 32px rgba(0,0,0,0.45);
    }

    .nav-wrapper {
        display: flex;
        align-items: center;
        justify-content: space-between;
        height: 72px;
        gap: 24px;
    }

    .brand-logo {
        display: inline-flex;
        align-items: center;
        gap: 10px;
        color: var(--brand-gold);
        font-family: var(--font-heading);
        font-weight: 700;
        font-size: 1.15rem;
        letter-spacing: 0.08em;
        flex-shrink: 0;
    }

    .brand-mark {
        flex-shrink: 0;
    }

    .brand-text {
        line-height: 1.2;
    }

    .main-nav {
        display: flex;
        align-items: center;
        gap: 32px;
        margin: 0 auto;
    }

    .nav-link {
        position: relative;
        color: rgba(255,255,255,0.72);
        font-size: 0.95rem;
        font-weight: 500;
        padding: 8px 2px;
        letter-spacing: 0.02em;
        transition: color 300ms;
    }

    .nav-link:hover {
        color: var(--brand-gold-light);
    }

    .nav-link.active {
        color: var(--brand-gold);
    }

    .nav-link.active::after {
        content: '';
        position: absolute;
        bottom: 0;
        left: 0;
        right: 0;
        height: 2px;
        background: var(--brand-gold);
        border-radius: 2px;
    }

    .nav-actions {
        display: flex;
        align-items: center;
        gap: 12px;
        flex-shrink: 0;
    }

    .nav-toggle {
        display: none;
        flex-direction: column;
        justify-content: center;
        gap: 6px;
        width: 40px;
        height: 40px;
        padding: 8px;
        cursor: pointer;
        border-radius: 8px;
        border: 1px solid var(--glass-border);
        background: rgba(201,169,106,0.06);
        z-index: 101;
    }

    .nav-toggle span {
        display: block;
        height: 2px;
        width: 100%;
        background: var(--brand-gold);
        border-radius: 2px;
        transition: transform 300ms, opacity 300ms;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

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

    .nav-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .article-hero {
        position: relative;
        padding: 160px 0 76px;
        background: var(--bg-deep);
        overflow: hidden;
    }

    .article-hero-bg {
        position: absolute;
        inset: 0;
        background: url('/assets/images/backpic/back-1.png') center center / cover no-repeat;
    }

    .article-hero-overlay {
        position: absolute;
        inset: 0;
        background: rgba(10,15,13,0.84);
        backdrop-filter: brightness(0.7);
    }

    .article-hero::after {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: radial-gradient(ellipse at 30% 30%, rgba(201,169,106,0.14), transparent 60%);
        pointer-events: none;
    }

    .article-hero-content {
        position: relative;
        z-index: 2;
    }

    .breadcrumb {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 6px;
        font-size: 0.825rem;
        color: var(--text-muted);
        margin-bottom: 24px;
    }

    .breadcrumb a {
        color: var(--text-secondary);
        transition: color 300ms;
    }

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

    .breadcrumb-sep {
        color: var(--text-muted);
        font-size: 0.7rem;
    }

    .breadcrumb-current {
        color: var(--text-muted);
        max-width: 320px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .article-category-tag {
        display: inline-block;
        padding: 4px 14px;
        border: 1px solid var(--line-gold);
        border-radius: var(--radius-tag);
        color: var(--brand-gold);
        font-size: 0.8rem;
        font-weight: 600;
        margin-bottom: 18px;
        letter-spacing: 0.04em;
    }

    .article-title {
        font-family: var(--font-heading);
        font-size: clamp(2rem, 4vw, 3.2rem);
        font-weight: 700;
        line-height: 1.35;
        color: var(--text-primary);
        letter-spacing: 0.01em;
        margin-bottom: 20px;
        max-width: 900px;
        word-break: break-word;
    }

    .article-meta {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 10px;
        font-size: 0.875rem;
        color: var(--text-secondary);
        margin-bottom: 28px;
    }

    .article-meta i {
        color: var(--brand-gold);
        margin-right: 6px;
        font-size: 0.85rem;
    }

    .meta-dot {
        color: var(--text-muted);
        margin: 0 4px;
    }

    .article-summary {
        position: relative;
        padding-left: 18px;
        border-left: 3px solid var(--brand-gold);
        margin-top: 8px;
        max-width: 720px;
    }

    .article-summary p {
        color: var(--text-secondary);
        font-size: 1rem;
        line-height: 1.8;
        margin: 0;
    }

    .article-body-section {
        padding: 64px 0 48px;
        background: var(--bg-deep);
    }

    .article-body {
        font-size: 1.02rem;
        line-height: 1.9;
        color: var(--text-primary);
        max-width: 780px;
        margin: 0 auto;
        word-break: break-word;
    }

    .article-body p {
        margin-bottom: 1.8em;
        color: rgba(237,241,237,0.92);
    }

    .article-body h2 {
        font-family: var(--font-heading);
        font-size: 1.65rem;
        font-weight: 700;
        color: var(--text-primary);
        margin: 2.4em 0 1em;
        padding-bottom: 0.5em;
        border-bottom: 1px solid var(--line-gold);
        position: relative;
        line-height: 1.4;
    }

    .article-body h2::before {
        content: '';
        position: absolute;
        bottom: -1px;
        left: 0;
        width: 52px;
        height: 2px;
        background: var(--brand-gold);
        border-radius: 2px;
    }

    .article-body h3 {
        font-family: var(--font-heading);
        font-size: 1.3rem;
        font-weight: 700;
        color: var(--text-primary);
        margin: 2em 0 0.8em;
        line-height: 1.5;
    }

    .article-body h4 {
        font-size: 1.1rem;
        font-weight: 700;
        color: var(--text-primary);
        margin: 1.6em 0 0.6em;
    }

    .article-body img {
        width: 100%;
        border-radius: 14px;
        background: var(--bg-elevated);
        padding: 8px;
        margin: 1.6em 0;
        border: 1px solid var(--line);
    }

    .article-body blockquote {
        margin: 1.8em 0;
        padding: 20px 26px;
        background: var(--bg-surface);
        border-left: 4px solid var(--brand-gold);
        border-radius: 0 14px 14px 0;
        color: var(--text-secondary);
        font-style: normal;
        line-height: 1.8;
    }

    .article-body blockquote p {
        margin-bottom: 0;
        color: var(--text-secondary);
    }

    .article-body a {
        color: var(--accent-teal);
        text-decoration: none;
        border-bottom: 1px solid transparent;
        transition: color 300ms, border-color 300ms;
    }

    .article-body a:hover {
        color: var(--brand-gold);
        border-color: var(--brand-gold);
    }

    .article-body ul,
    .article-body ol {
        margin: 0 0 1.8em;
        padding-left: 1.6em;
        color: rgba(237,241,237,0.9);
    }

    .article-body li {
        margin-bottom: 0.6em;
        line-height: 1.8;
    }

    .article-body ul li::marker {
        color: var(--brand-gold);
    }

    .article-body ol li::marker {
        color: var(--brand-gold);
        font-weight: 600;
    }

    .article-body hr {
        border: none;
        border-top: 1px solid var(--line);
        margin: 2.4em 0;
    }

    .article-body table {
        width: 100%;
        border-collapse: collapse;
        margin: 1.8em 0;
        font-size: 0.9rem;
    }

    .article-body table th {
        background: var(--bg-surface);
        color: var(--brand-gold);
        font-weight: 700;
        padding: 12px 16px;
        text-align: left;
        border: 1px solid var(--line);
    }

    .article-body table td {
        padding: 10px 16px;
        border: 1px solid var(--line);
        color: var(--text-secondary);
    }

    .article-body strong {
        color: var(--brand-gold-light);
        font-weight: 700;
    }

    .article-not-found {
        text-align: center;
        padding: 48px 0;
    }

    .empty-state {
        background: var(--bg-surface);
        border: 1px dashed var(--line);
        border-radius: var(--radius-card);
        padding: 48px 24px;
        text-align: center;
        max-width: 520px;
        margin: 0 auto;
    }

    .empty-icon {
        width: 56px;
        height: 56px;
        margin: 0 auto 16px;
        border: 1px solid var(--line);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        color: var(--text-muted);
    }

    .empty-state p {
        color: var(--text-secondary);
        font-size: 1rem;
        margin-bottom: 20px;
    }

    .article-keywords {
        max-width: 780px;
        margin: 0 auto;
        padding: 20px 0 0;
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 10px;
    }

    .keywords-label {
        font-size: 0.8rem;
        font-weight: 700;
        color: var(--text-muted);
        letter-spacing: 0.06em;
        text-transform: uppercase;
    }

    .keyword-tag {
        display: inline-block;
        padding: 5px 14px;
        border: 1px solid var(--line);
        border-radius: var(--radius-tag);
        font-size: 0.8rem;
        color: var(--text-secondary);
        transition: all 300ms;
    }

    .keyword-tag:hover {
        border-color: var(--brand-gold);
        color: var(--brand-gold);
        background: rgba(201,169,106,0.06);
    }

    .article-extras {
        padding: 32px 0 72px;
        background: var(--bg-deep);
    }

    .article-divider {
        max-width: 780px;
        margin: 0 auto 64px;
        border-top: 1px solid var(--line-gold);
    }

    .article-return {
        max-width: 780px;
        margin: 0 auto;
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 16px;
        flex-wrap: wrap;
    }

    .article-related-section {
        padding: 72px 0 48px;
        background: var(--bg-deep);
        border-top: 1px solid var(--line);
    }

    .related-header {
        display: flex;
        align-items: center;
        gap: 14px;
        margin-bottom: 32px;
    }

    .related-header .section-title {
        font-size: 1.5rem;
        margin-bottom: 0;
    }

    .related-header .gold-line {
        width: 30px;
        height: 2px;
        margin: 0;
    }

    .related-card {
        display: block;
        background: var(--bg-surface);
        border: 1px solid var(--line);
        border-radius: var(--radius-card);
        padding: 24px;
        height: 100%;
        transition: all 500ms cubic-bezier(0.2, 0.8, 0.2, 1);
        position: relative;
        overflow: hidden;
    }

    .related-card:hover {
        border-color: var(--line-gold);
        box-shadow: var(--shadow-hover);
        transform: translateY(-4px);
    }

    .related-card-cat {
        display: inline-block;
        padding: 3px 10px;
        border: 1px solid var(--line-gold);
        border-radius: var(--radius-tag);
        color: var(--brand-gold);
        font-size: 0.75rem;
        font-weight: 600;
        margin-bottom: 14px;
    }

    .related-card-title {
        font-family: var(--font-heading);
        font-size: 1.05rem;
        font-weight: 700;
        line-height: 1.5;
        color: var(--text-primary);
        margin-bottom: 10px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .related-card-excerpt {
        font-size: 0.875rem;
        color: var(--text-secondary);
        line-height: 1.7;
        margin-bottom: 16px;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        overflow: hidden;
    }

    .related-card-date {
        font-size: 0.8rem;
        color: var(--text-muted);
        display: flex;
        align-items: center;
        gap: 6px;
    }

    .site-footer {
        background: var(--bg-deep);
        border-top: 1px solid var(--line);
        padding: 64px 0 28px;
        position: relative;
    }

    .site-footer::before {
        content: '';
        position: absolute;
        top: -1px;
        left: 50%;
        transform: translateX(-50%);
        width: 80px;
        height: 1px;
        background: var(--line-gold);
    }

    .footer-inner {
        display: grid;
        grid-template-columns: 1.4fr 1fr 1fr;
        gap: 48px;
        margin-bottom: 48px;
    }

    .footer-brand .brand-logo {
        margin-bottom: 14px;
    }

    .footer-desc {
        color: var(--text-secondary);
        font-size: 0.9rem;
        line-height: 1.8;
        margin-top: 6px;
        max-width: 320px;
    }

    .footer-col h4 {
        font-family: var(--font-heading);
        font-size: 0.95rem;
        font-weight: 700;
        color: var(--text-primary);
        margin-bottom: 16px;
        letter-spacing: 0.04em;
    }

    .footer-col a {
        display: block;
        color: var(--text-secondary);
        font-size: 0.875rem;
        margin-bottom: 10px;
        transition: color 300ms;
    }

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

    .footer-copy {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 12px;
        padding-top: 24px;
        border-top: 1px solid var(--line);
        font-size: 0.8rem;
        color: var(--text-muted);
        flex-wrap: wrap;
    }

    .nav-cta {
        display: inline-flex;
    }

    @media (max-width: 1023px) {
        .main-nav {
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            flex-direction: column;
            align-items: flex-start;
            gap: 4px;
            background: rgba(10,15,13,0.97);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--glass-border);
            padding: 20px 24px 28px;
            transform: translateY(-120%);
            transition: transform 350ms cubic-bezier(0.2, 0.8, 0.2, 1);
            z-index: 99;
            display: flex;
            visibility: hidden;
        }

        .main-nav.open {
            transform: translateY(0);
            visibility: visible;
        }

        .nav-link {
            width: 100%;
            padding: 12px 0;
            font-size: 1rem;
            color: var(--text-primary);
            border-bottom: 1px solid rgba(255,255,255,0.06);
        }

        .nav-link:last-of-type {
            border-bottom: none;
        }

        .nav-link.active::after {
            display: none;
        }

        .nav-link.active {
            color: var(--brand-gold);
            padding-left: 12px;
            border-left: 2px solid var(--brand-gold);
        }

        .nav-toggle {
            display: flex;
        }

        .nav-cta {
            display: none;
        }

        .nav-wrapper {
            height: 64px;
        }

        .section {
            padding: 64px 0;
        }

        .article-hero {
            padding: 130px 0 60px;
        }

        .article-return {
            gap: 12px;
        }
    }

    @media (max-width: 767px) {
        .container {
            padding: 0 16px;
        }

        .footer-inner {
            grid-template-columns: 1fr;
            gap: 36px;
        }

        .footer-copy {
            flex-direction: column;
            align-items: flex-start;
        }

        .article-body-section {
            padding: 48px 0 40px;
        }

        .article-body {
            font-size: 0.95rem;
        }

        .article-title {
            font-size: 1.8rem;
            line-height: 1.4;
        }

        .article-summary p {
            font-size: 0.9rem;
        }

        .article-extras {
            padding: 16px 0 56px;
        }

        .article-divider {
            margin-bottom: 40px;
        }
    }

    @media (max-width: 520px) {
        .nav-wrapper {
            gap: 12px;
        }

        .brand-text {
            font-size: 1rem;
        }

        .article-hero {
            padding: 120px 0 48px;
        }

        .breadcrumb {
            font-size: 0.75rem;
            margin-bottom: 16px;
        }

        .article-meta {
            font-size: 0.8rem;
            gap: 6px;
        }

        .btn {
            padding: 12px 18px;
            font-size: 0.875rem;
        }

        .related-card {
            padding: 18px;
        }

        .related-header .section-title {
            font-size: 1.2rem;
        }
    }

    @media (prefers-reduced-motion: reduce) {
        *,
        *::before,
        *::after {
            animation-duration: 0.01ms !important;
            transition-duration: 0.01ms !important;
        }
    }

/* roulang page: category1 */
:root {
      --bg-deep: #0A0F0D;
      --bg-surface: #111815;
      --bg-elevated: #18211D;
      --brand-gold: #C9A96A;
      --brand-gold-light: #E4C98B;
      --accent-teal: #4E9B86;
      --danger-soft: #C4573A;
      --line: #24312B;
      --line-gold: rgba(201,169,106,0.32);
      --text-primary: #EDF1ED;
      --text-secondary: #A5B0A9;
      --text-muted: #66736D;
      --glass-bg: rgba(10,15,13,0.55);
      --glass-border: rgba(201,169,106,0.22);
    }

    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
      background: var(--bg-deep);
      color: var(--text-primary);
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
      overflow-x: hidden;
    }
    img { max-width: 100%; height: auto; display: block; }
    a { color: inherit; text-decoration: none; transition: color 300ms ease; }
    ul, ol { list-style: none; }
    button { font-family: inherit; cursor: pointer; }
    input, textarea { font-family: inherit; }

    .container { max-width: 1220px; margin: 0 auto; padding: 0 24px; }

    /* ===== 导航 ===== */
    .main-header {
      position: absolute;
      top: 0; left: 0; right: 0;
      z-index: 100;
      background: var(--glass-bg);
      backdrop-filter: blur(18px) saturate(140%);
      -webkit-backdrop-filter: blur(18px) saturate(140%);
      border-bottom: 1px solid var(--glass-border);
      box-shadow: 0 4px 30px rgba(0,0,0,0.2);
      transition: background 300ms ease, box-shadow 300ms ease;
    }
    .main-header.scrolled {
      background: rgba(10,15,13,0.96);
      box-shadow: 0 12px 32px rgba(0,0,0,0.45);
    }
    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      height: 76px;
    }
    .brand-logo {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      color: var(--brand-gold);
      font-weight: 700;
      letter-spacing: 0.08em;
      font-size: 1.2rem;
      font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
    }
    .brand-mark { flex-shrink: 0; }
    .main-nav { display: flex; align-items: center; gap: 36px; }
    .nav-link {
      color: rgba(255,255,255,0.7);
      font-size: 0.875rem;
      font-weight: 500;
      letter-spacing: 0.04em;
      padding: 8px 2px;
      position: relative;
      transition: color 300ms ease;
    }
    .nav-link:hover { color: var(--brand-gold-light); }
    .nav-link.active { color: var(--brand-gold); }
    .nav-link.active::after {
      content: '';
      position: absolute;
      left: 0; right: 0; bottom: 0;
      height: 2px;
      background: var(--brand-gold);
      border-radius: 2px;
    }
    .header-actions { display: flex; align-items: center; gap: 20px; }
    .nav-cta {
      background: var(--brand-gold);
      color: #0A0F0D;
      border: none;
      padding: 10px 24px;
      border-radius: 12px;
      font-weight: 600;
      font-size: 0.875rem;
      transition: all 300ms ease;
      box-shadow: 0 8px 20px rgba(201,169,106,0.2);
    }
    .nav-cta:hover {
      background: var(--brand-gold-light);
      transform: translateY(-2px);
      box-shadow: 0 12px 28px rgba(201,169,106,0.3);
    }
    .nav-toggle {
      display: none;
      background: none;
      border: none;
      color: var(--text-primary);
      font-size: 1.4rem;
      padding: 8px;
    }

    .mobile-nav-overlay {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.5);
      z-index: 150;
    }
    .mobile-nav-overlay.open { display: block; }
    .mobile-nav {
      display: flex;
      flex-direction: column;
      gap: 8px;
      position: fixed;
      top: 0; right: 0; bottom: 0;
      width: 280px;
      background: rgba(10,15,13,0.98);
      backdrop-filter: blur(24px);
      -webkit-backdrop-filter: blur(24px);
      z-index: 200;
      padding: 80px 32px 32px;
      box-shadow: -12px 0 40px rgba(0,0,0,0.5);
      border-left: 1px solid var(--line);
      transform: translateX(100%);
      transition: transform 300ms ease;
    }
    .mobile-nav.open { transform: translateX(0); }
    .mobile-nav .nav-link {
      font-size: 1.1rem;
      padding: 14px 0;
      color: var(--text-secondary);
      border-bottom: 1px solid var(--line);
    }
    .mobile-nav .nav-link.active { color: var(--brand-gold); }
    .mobile-nav-close {
      position: absolute;
      top: 24px; right: 24px;
      background: none;
      border: 1px solid var(--line);
      color: var(--text-secondary);
      width: 40px; height: 40px;
      border-radius: 50%;
      font-size: 1.1rem;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    /* ===== 分类页标题带 ===== */
    .page-banner {
      background-image: linear-gradient(rgba(10,15,13,0.82), rgba(10,15,13,0.86)), url('/assets/images/backpic/back-2.webp');
      background-size: cover;
      background-position: center 30%;
      padding: 160px 0 80px;
      position: relative;
      border-bottom: 1px solid var(--line);
    }
    .page-banner::after {
      content: '';
      position: absolute;
      inset: 0;
      background: radial-gradient(ellipse at 30% 40%, rgba(201,169,106,0.12), transparent 60%);
      pointer-events: none;
    }
    .page-banner-inner { position: relative; z-index: 1; }
    .crumb-row {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.875rem;
      color: var(--text-muted);
      margin-bottom: 24px;
    }
    .crumb-row a { color: var(--text-secondary); }
    .crumb-row a:hover { color: var(--brand-gold); }
    .banner-tag {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      border: 1px solid var(--line-gold);
      border-radius: 999px;
      padding: 6px 16px;
      font-size: 0.8rem;
      color: var(--brand-gold);
      margin-bottom: 20px;
      background: rgba(201,169,106,0.08);
    }
    .page-banner h1 {
      font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
      font-size: clamp(2.2rem, 4.5vw, 3.4rem);
      font-weight: 700;
      line-height: 1.3;
      color: var(--text-primary);
      margin-bottom: 20px;
      padding-bottom: 20px;
      position: relative;
    }
    .page-banner h1::after {
      content: '';
      position: absolute;
      left: 0; bottom: 0;
      width: 60px;
      height: 3px;
      background: var(--brand-gold);
      border-radius: 2px;
    }
    .page-banner-desc {
      max-width: 720px;
      color: var(--text-secondary);
      font-size: 1rem;
      line-height: 1.9;
    }

    /* ===== 通用区块 ===== */
    .section-block { padding: 96px 0; }
    .section-header { text-align: center; margin-bottom: 56px; }
    .section-label {
      display: inline-block;
      font-size: 0.8rem;
      color: var(--brand-gold);
      letter-spacing: 0.16em;
      text-transform: uppercase;
      margin-bottom: 12px;
      font-weight: 600;
    }
    .section-header h2 {
      font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
      font-size: 2.1rem;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 12px;
    }
    .section-divider {
      width: 36px;
      height: 3px;
      background: var(--brand-gold);
      margin: 16px auto 0;
      border-radius: 3px;
    }

    /* ===== Z字内容卡 ===== */
    .content-card-row {
      margin-bottom: 64px;
      display: flex;
      align-items: center;
      gap: 64px;
    }
    .content-card-row.reverse { flex-direction: row-reverse; }
    .content-card-media {
      border-radius: 20px;
      overflow: hidden;
      border: 1px solid var(--line);
      box-shadow: 0 24px 60px rgba(0,0,0,0.35);
      aspect-ratio: 16/10;
      position: relative;
      background: var(--bg-elevated);
    }
    .content-card-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 500ms cubic-bezier(0.2, 0.8, 0.2, 1);
    }
    .content-card-media:hover img { transform: scale(1.05); }
    .content-card-body { flex: 1; }
    .card-label {
      display: inline-block;
      font-size: 0.75rem;
      color: var(--accent-teal);
      border: 1px solid rgba(78,155,134,0.4);
      border-radius: 999px;
      padding: 4px 14px;
      margin-bottom: 16px;
      background: rgba(78,155,134,0.06);
    }
    .content-card-body h3 {
      font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
      font-size: 1.5rem;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 14px;
      line-height: 1.4;
    }
    .content-card-body p {
      color: var(--text-secondary);
      font-size: 0.95rem;
      line-height: 1.8;
      margin-bottom: 20px;
    }
    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--brand-gold);
      font-weight: 600;
      font-size: 0.9rem;
      transition: gap 300ms ease, color 300ms ease;
    }
    .card-link:hover { gap: 12px; color: var(--brand-gold-light); }

    /* ===== 信息列表区块 ===== */
    .info-section {
      background-image: repeating-linear-gradient(45deg, rgba(255,255,255,0.015) 0px, rgba(255,255,255,0.015) 1px, transparent 1px, transparent 8px);
      background-color: var(--bg-deep);
      border-top: 1px solid var(--line);
      border-bottom: 1px solid var(--line);
      padding: 96px 0;
    }
    .info-sidebar {
      border-right: 1px solid var(--line);
      padding-right: 24px;
      position: sticky;
      top: 100px;
    }
    .info-sidebar h4 {
      font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
      font-size: 1.1rem;
      color: var(--brand-gold);
      margin-bottom: 24px;
      padding-bottom: 12px;
      border-bottom: 1px solid var(--line-gold);
    }
    .info-anchor-list li { margin-bottom: 8px; }
    .info-anchor-list a {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px 16px;
      border-radius: 10px;
      color: var(--text-secondary);
      font-size: 0.9rem;
      border: 1px solid transparent;
      transition: all 300ms ease;
    }
    .info-anchor-list a:hover {
      background: var(--bg-elevated);
      color: var(--brand-gold);
      border-color: var(--line);
    }
    .anchor-dot {
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: var(--accent-teal);
      flex-shrink: 0;
    }
    .info-list-main { padding-left: 8px; }
    .info-list-title {
      font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--text-primary);
      margin-bottom: 8px;
    }
    .info-list-sub {
      color: var(--text-muted);
      font-size: 0.875rem;
      margin-bottom: 32px;
    }
    .info-item {
      display: flex;
      align-items: center;
      gap: 24px;
      padding: 24px 16px;
      border-bottom: 1px solid var(--line);
      border-radius: 10px;
      transition: background 300ms ease, padding 300ms ease;
    }
    .info-item:hover {
      background: rgba(24,33,29,0.5);
      padding-left: 24px;
      padding-right: 24px;
    }
    .info-date {
      flex-shrink: 0;
      width: 90px;
      text-align: center;
      border-right: 1px solid var(--line);
      padding-right: 20px;
    }
    .info-date .d {
      display: block;
      font-family: "Noto Serif SC", "SimSun", serif;
      font-size: 1.5rem;
      font-weight: 600;
      color: var(--brand-gold);
      line-height: 1.2;
    }
    .info-date .m {
      display: block;
      font-size: 0.75rem;
      color: var(--text-muted);
      margin-top: 4px;
    }
    .info-item-body { flex: 1; }
    .info-item-body h4 {
      font-size: 1rem;
      font-weight: 600;
      color: var(--text-primary);
      margin-bottom: 6px;
      transition: color 300ms;
    }
    .info-item:hover .info-item-body h4 { color: var(--brand-gold); }
    .info-item-body p {
      font-size: 0.845rem;
      color: var(--text-secondary);
      line-height: 1.6;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }
    .info-arrow {
      flex-shrink: 0;
      color: var(--text-muted);
      font-size: 1.1rem;
      transition: color 300ms, transform 300ms;
    }
    .info-item:hover .info-arrow {
      color: var(--brand-gold);
      transform: translateX(4px);
    }

    /* ===== FAQ ===== */
    .faq-section { background: var(--bg-surface); padding: 96px 0; }
    .faq-grid {
      max-width: 860px;
      margin: 0 auto;
    }
    .faq-item {
      background: var(--bg-surface);
      border: 1px solid var(--line);
      border-radius: 16px;
      margin-bottom: 16px;
      overflow: hidden;
      transition: border-color 300ms ease, box-shadow 300ms ease;
    }
    .faq-item:hover { border-color: var(--line-gold); box-shadow: 0 8px 30px rgba(0,0,0,0.3); }
    .faq-item details { display: block; }
    .faq-item summary {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding: 24px;
      cursor: pointer;
      font-weight: 500;
      color: var(--text-primary);
      list-style: none;
      transition: color 300ms;
    }
    .faq-item summary::-webkit-details-marker { display: none; }
    .faq-item summary::after {
      content: '\f078';
      font-family: 'Font Awesome 6 Free';
      font-weight: 900;
      color: var(--brand-gold);
      font-size: 0.9rem;
      transition: transform 300ms ease;
    }
    .faq-item details[open] summary::after { transform: rotate(180deg); }
    .faq-item details[open] summary {
      color: var(--brand-gold);
      border-bottom: 1px solid var(--line);
    }
    .faq-content {
      padding: 20px 24px;
      color: var(--text-secondary);
      font-size: 0.925rem;
      line-height: 1.8;
      background: rgba(10,15,13,0.4);
    }

    /* ===== 联系条 ===== */
    .contact-strip {
      background: var(--bg-deep);
      position: relative;
      overflow: hidden;
      padding: 72px 0;
      border-top: 1px solid var(--line);
    }
    .contact-strip::before {
      content: '';
      position: absolute;
      right: -120px; top: 50%;
      width: 400px; height: 400px;
      transform: translateY(-50%);
      background: radial-gradient(circle, rgba(201,169,106,0.1), transparent 60%);
      border-radius: 50%;
      pointer-events: none;
    }
    .contact-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 40px;
      position: relative;
      z-index: 1;
    }
    .contact-inner h3 {
      font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
      font-size: 1.8rem;
      font-weight: 700;
      margin-bottom: 8px;
    }
    .contact-inner p { color: var(--text-secondary); font-size: 0.9rem; }
    .contact-meta {
      display: flex;
      gap: 24px;
      margin-top: 14px;
      color: var(--text-muted);
      font-size: 0.8rem;
    }
    .contact-meta a { color: var(--text-muted); }
    .contact-meta a:hover { color: var(--brand-gold); }

    /* ===== 按钮 ===== */
    .btn-primary {
      display: inline-flex;
      align-items: center;
      background: var(--brand-gold);
      color: #0A0F0D;
      border: none;
      padding: 14px 32px;
      border-radius: 12px;
      font-size: 1rem;
      font-weight: 600;
      transition: all 300ms ease;
      box-shadow: 0 12px 24px rgba(201,169,106,0.25);
      cursor: pointer;
    }
    .btn-primary:hover {
      background: var(--brand-gold-light);
      transform: translateY(-2px);
      box-shadow: 0 16px 32px rgba(201,169,106,0.35);
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--bg-deep);
      border-top: 1px solid var(--line);
      padding: 64px 0 32px;
    }
    .footer-inner {
      display: flex;
      justify-content: space-between;
      gap: 48px;
      padding-bottom: 40px;
      border-bottom: 1px solid var(--line);
    }
    .footer-brand { max-width: 400px; }
    .brand-logo.footer-brand-logo {
      color: var(--brand-gold);
      font-weight: 700;
      font-size: 1.1rem;
      font-family: "Noto Serif SC", "Songti SC", "SimSun", serif;
    }
    .footer-desc {
      color: var(--text-muted);
      font-size: 0.85rem;
      line-height: 1.8;
      margin-top: 14px;
    }
    .footer-links { display: flex; gap: 48px; }
    .footer-col h4 {
      color: var(--text-primary);
      font-size: 0.9rem;
      font-weight: 600;
      margin-bottom: 16px;
    }
    .footer-col a {
      display: block;
      color: var(--text-secondary);
      font-size: 0.85rem;
      line-height: 2.4;
      transition: color 300ms ease;
    }
    .footer-col a:hover { color: var(--brand-gold); }
    .footer-copy {
      display: flex;
      justify-content: space-between;
      align-items: center;
      padding-top: 24px;
      color: var(--text-muted);
      font-size: 0.8rem;
    }

    /* ===== 焦点状态 ===== */
    a:focus-visible, button:focus-visible, summary:focus-visible {
      outline: 2px solid var(--brand-gold);
      outline-offset: 2px;
      border-radius: 4px;
    }

    /* ===== 响应式 ===== */
    @media (max-width: 1024px) {
      .section-block,
      .info-section,
      .faq-section { padding: 72px 0; }
      .content-card-row { gap: 40px; }
    }

    @media (max-width: 767px) {
      .container { padding: 0 16px; }
      .main-nav { display: none; }
      .header-actions .nav-cta { display: none; }
      .nav-toggle { display: block; }
      .section-block,
      .info-section,
      .faq-section { padding: 56px 0; }

      .page-banner { padding: 120px 0 56px; }
      .crumb-row { margin-bottom: 16px; }
      .page-banner h1 { font-size: 2rem; }

      .content-card-row,
      .content-card-row.reverse {
        flex-direction: column;
        gap: 24px;
        margin-bottom: 48px;
      }
      .content-card-media { width: 100%; }
      .section-header { margin-bottom: 40px; }
      .section-header h2 { font-size: 1.7rem; }

      .info-sidebar {
        position: static;
        border-right: none;
        border-bottom: 1px solid var(--line);
        padding-right: 0;
        padding-bottom: 24px;
        margin-bottom: 24px;
      }
      .info-anchor-list {
        display: flex;
        flex-wrap: wrap;
        gap: 8px;
      }
      .info-item { gap: 16px; padding: 20px 8px; }
      .info-item:hover { padding-left: 12px; padding-right: 12px; }
      .info-date { width: 70px; padding-right: 12px; }
      .info-date .d { font-size: 1.2rem; }

      .faq-item summary { padding: 18px 16px; }
      .faq-content { padding: 16px; }

      .contact-inner { flex-direction: column; text-align: center; }
      .contact-meta { justify-content: center; flex-wrap: wrap; }
      .footer-inner { flex-direction: column; gap: 32px; }
      .footer-links { flex-wrap: wrap; gap: 24px; }
      .footer-copy { flex-direction: column; gap: 12px; text-align: center; }
    }

    @media (max-width: 520px) {
      .page-banner h1 { font-size: 1.6rem; }
      .info-date { display: none; }
      .contact-inner h3 { font-size: 1.4rem; }
    }