/* roulang page: index */
:root {
  --brand: #16352B;
  --brand-light: #2A6B5A;
  --accent: #C9A24B;
  --cta: #D96C3A;
  --bg-warm: #FAF7F2;
  --bg-deep: #102B23;
  --bg-soft: #F0EBE3;
  --ink: #1C2B26;
  --muted: #5F6B66;
  --line: #E8E2D8;
  --shadow-base: 0 2px 12px rgba(22, 53, 43, 0.06);
  --shadow-hover: 0 8px 30px rgba(22, 53, 43, 0.12);
  --radius-card: 24px;
  --radius-mid: 16px;
  --radius-btn: 12px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-warm);
  color: var(--ink);
  line-height: 1.8;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
img { display: block; max-width: 100%; }
button, input, textarea { font: inherit; }

.section { padding: 96px 0; }
.section-soft { background: var(--bg-soft); }
.section-deep { background: var(--bg-deep); color: #FAF7F2; }
.container-custom { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 860px; }

.section-head { margin-bottom: 56px; }
.section-head.center { text-align: center; }
.section-head h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 36px;
  line-height: 1.3;
  color: var(--ink);
  margin: 12px 0 0;
}
.section-head.center h2 { margin-top: 8px; }
.section-sub { color: var(--muted); font-size: 15px; margin-top: 12px; max-width: 640px; }
.section-kicker {
  display: inline-block;
  font-size: 13px;
  color: var(--accent);
  letter-spacing: 0.12em;
  font-weight: 600;
  text-transform: uppercase;
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: inline-flex;
  align-items: baseline;
  gap: 5px;
  font-family: 'Noto Serif SC', serif;
  font-weight: 700;
  color: var(--brand);
  line-height: 1;
}
.logo-mark {
  font-size: 1.7rem;
  color: var(--accent);
  display: inline-block;
  transform: scale(0.87);
  transform-origin: left center;
}
.logo-cn { font-size: 1.25rem; }
.nav-chips {
  display: flex;
  gap: 10px;
  padding: 0 24px 12px;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.nav-chips::-webkit-scrollbar { display: none; }
.chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  white-space: nowrap;
  border: 1px solid transparent;
  transition: color 0.25s ease, background 0.25s ease;
  min-height: 36px;
}
.chip:hover {
  color: var(--cta);
}
.chip:hover::after {
  content: "";
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cta);
}
.chip.active {
  background: var(--brand);
  color: #FAF7F2;
}
.chip.active:hover { color: #FAF7F2; }
.chip.active::after { display: none; }

/* ===== Buttons ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--cta);
  color: #fff;
  border-radius: var(--radius-btn);
  padding: 14px 24px;
  font-weight: 600;
  font-size: 15px;
  border: none;
  cursor: pointer;
  min-height: 44px;
  transition: background 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-primary:hover {
  background: var(--brand);
  transform: translateY(-1px);
  box-shadow: var(--shadow-hover);
}
.btn-primary:active { background: #0F261F; }
.btn-primary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(217, 108, 58, 0.25);
}
.btn-sm { padding: 10px 22px; font-size: 14px; min-height: 40px; }
.btn-block { width: 100%; }
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: #FAF7F2;
  border: 1px solid rgba(250, 247, 242, 0.7);
  border-radius: var(--radius-btn);
  padding: 14px 24px;
  font-weight: 600;
  font-size: 15px;
  min-height: 44px;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.btn-ghost:hover {
  background: rgba(250, 247, 242, 0.12);
  border-color: rgba(250, 247, 242, 0.9);
}
.btn-primary:disabled,
.btn-primary[disabled] {
  background: #E0DAD0;
  color: #A8A09A;
  cursor: not-allowed;
  box-shadow: none;
  transform: none;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  background:
    linear-gradient(135deg, rgba(22, 53, 43, 0.94) 0%, rgba(42, 107, 90, 0.86) 60%, rgba(201, 162, 75, 0.40) 135%),
    url('/assets/images/backpic/back-1.png') center / cover no-repeat;
  color: #FAF7F2;
  padding: 96px 0;
}
.hero-grid {
  display: grid;
  grid-template-columns: 7fr 5fr;
  gap: 56px;
  align-items: center;
}
.hero-kicker {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.08);
  font-size: 13px;
  color: rgba(250, 247, 242, 0.85);
  margin-bottom: 24px;
}
.hero-title {
  font-family: 'Noto Serif SC', serif;
  font-size: 52px;
  line-height: 1.2;
  font-weight: 700;
  color: #fff;
  margin-bottom: 20px;
}
.hero-sub {
  font-size: 18px;
  color: rgba(250, 247, 242, 0.75);
  margin-bottom: 32px;
  max-width: 520px;
}
.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.hero-trust {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 44px;
  font-size: 14px;
  color: rgba(250, 247, 242, 0.7);
}
.hero-media { position: relative; }
.hero-img {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-hover);
  width: 100%;
  height: 420px;
  object-fit: cover;
}
.hero-badge {
  position: absolute;
  left: -24px;
  bottom: 32px;
  background: linear-gradient(135deg, var(--brand), var(--brand-light));
  color: #fff;
  padding: 14px 22px;
  border-radius: var(--radius-mid);
  font-weight: 700;
  font-size: 18px;
  box-shadow: var(--shadow-hover);
  display: flex;
  align-items: center;
  gap: 5px;
  font-variant-numeric: tabular-nums;
}

/* ===== Services ===== */
.services-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 24px;
  align-items: stretch;
}
.service-card {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: var(--shadow-base);
  border: 1px solid var(--line);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.service-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.service-card-wide {
  grid-row: span 2;
  display: flex;
  flex-direction: column;
}
.service-side { display: grid; gap: 24px; }
.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand), var(--brand-light) 70%, rgba(201, 162, 75, 0.4));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  margin-bottom: 20px;
  flex-shrink: 0;
}
.service-card h3 {
  font-family: 'Noto Serif SC', serif;
  font-size: 22px;
  color: var(--ink);
  margin-bottom: 10px;
}
.service-card p {
  color: var(--muted);
  font-size: 15px;
  line-height: 1.8;
}
.service-card .link-more { margin-top: auto; }
.link-more {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--brand);
  font-size: 14px;
  font-weight: 500;
  margin-top: 16px;
  transition: color 0.2s ease;
}
.link-more:hover { color: var(--cta); }

/* ===== Stats ===== */
.stats-section { background: var(--bg-deep); }
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px 24px;
}
.stat-item { text-align: center; }
.stat-badge {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 60%, rgba(201, 162, 75, 0.35) 135%);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 700;
  font-size: 22px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  margin-bottom: 14px;
  font-variant-numeric: tabular-nums;
}
.stat-tag { color: #B9C4BD; font-size: 15px; font-weight: 500; }
.stat-note { color: rgba(185, 196, 189, 0.6); font-size: 13px; margin-top: 4px; }

/* ===== Cases ===== */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 48px;
}
.case-card {
  background: #fff;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-base);
  border: 1px solid var(--line);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
}
.case-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-2px);
}
.case-card:nth-child(even) { margin-top: 48px; }
.case-media { overflow: hidden; aspect-ratio: 16 / 9; }
.case-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.case-card:hover .case-media img { transform: scale(1.02); }
.case-body { padding: 28px; }
.case-body h3 {
  font-family: 'Noto Serif SC', serif;
  font-size: 22px;
  color: var(--ink);
  margin: 14px 0 8px;
}
.case-body p { color: var(--muted); font-size: 15px; line-height: 1.8; }
.case-time { color: var(--muted); font-size: 13px; margin-top: 12px; display: inline-block; }

/* ===== News ===== */
.news-list { display: grid; gap: 16px; }
.news-card {
  display: flex;
  align-items: center;
  gap: 24px;
  background: #fff;
  border-radius: var(--radius-card);
  padding: 24px;
  box-shadow: var(--shadow-base);
  border: 1px solid var(--line);
  transition: box-shadow 0.3s ease, transform 0.2s ease;
}
.news-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-1px);
}
.news-date {
  width: 96px;
  text-align: center;
  flex-shrink: 0;
}
.news-day {
  font-family: 'Noto Serif SC', serif;
  font-size: 34px;
  font-weight: 700;
  color: var(--brand);
  display: block;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}
.news-month { font-size: 13px; color: var(--muted); }
.news-info { flex: 1; min-width: 0; }
.news-info h3 {
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
}
.news-summary {
  font-size: 14px;
  color: var(--muted);
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.news-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-shrink: 0;
}
.read-more {
  font-size: 14px;
  font-weight: 500;
  color: var(--brand);
  white-space: nowrap;
  transition: color 0.2s ease;
}
.news-card:hover .read-more { color: var(--cta); }
.news-empty {
  background: #fff;
  border-radius: var(--radius-card);
  padding: 64px 24px;
  text-align: center;
  color: var(--muted);
  border: 1px dashed var(--line);
}

/* ===== Solution ===== */
.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.solution-intro h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 36px;
  line-height: 1.3;
  color: var(--ink);
  margin: 12px 0 16px;
}
.solution-intro p { color: var(--muted); font-size: 16px; margin-bottom: 28px; max-width: 480px; }
.solution-steps { position: relative; padding-left: 8px; }
.step-card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-mid);
  padding: 24px;
  box-shadow: var(--shadow-base);
  margin-bottom: 20px;
  position: relative;
  transition: box-shadow 0.3s ease, transform 0.2s ease;
}
.step-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-1px);
}
.step-num {
  font-family: 'Noto Serif SC', serif;
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  flex-shrink: 0;
  min-width: 40px;
}
.step-card h3 { font-size: 17px; font-weight: 600; color: var(--ink); margin-bottom: 4px; }
.step-card p { font-size: 14px; color: var(--muted); }

/* ===== FAQ ===== */
.faq-list { display: grid; gap: 12px; }
.faq-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-mid);
  box-shadow: var(--shadow-base);
  transition: box-shadow 0.3s ease;
  padding: 0 24px;
}
.faq-item[open] { box-shadow: var(--shadow-hover); }
.faq-item summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  padding: 20px 0;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  list-style: none;
  gap: 16px;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-soft);
  color: var(--brand);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 400;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease;
  flex-shrink: 0;
  line-height: 1;
}
.faq-item[open] .faq-icon {
  transform: rotate(45deg);
  background: var(--brand);
  color: #fff;
}
.faq-item p {
  padding: 0 0 20px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.8;
}

/* ===== Contact ===== */
.contact-section { position: relative; }
.contact-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(22, 53, 43, 0.92), rgba(42, 107, 90, 0.75) 60%, rgba(201, 162, 75, 0.3));
  pointer-events: none;
}
.contact-section .container-custom { position: relative; z-index: 1; }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}
.contact-info h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 36px;
  color: #FAF7F2;
  margin: 12px 0 16px;
}
.contact-info > p { color: rgba(250, 247, 242, 0.75); font-size: 16px; max-width: 460px; }
.contact-list {
  list-style: none;
  display: grid;
  gap: 14px;
  margin-top: 28px;
  color: rgba(250, 247, 242, 0.85);
  font-size: 15px;
}
.contact-list strong {
  color: var(--accent);
  font-weight: 600;
  margin-right: 14px;
  display: inline-block;
  min-width: 72px;
}
.contact-form {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-card);
  padding: 32px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.form-label {
  display: block;
  font-size: 14px;
  color: rgba(250, 247, 242, 0.85);
  margin-bottom: 6px;
}
.form-input {
  width: 100%;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-btn);
  padding: 12px 16px;
  color: var(--ink);
  font-size: 15px;
  margin-bottom: 18px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(22, 53, 43, 0.15);
}
.form-input::placeholder { color: #A8A09A; }

/* ===== Footer ===== */
.site-footer { background: var(--bg-deep); padding: 64px 0 0; }
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: 40px;
  padding-bottom: 48px;
}
.footer-brand .logo-footer { color: #FAF7F2; }
.footer-brand p {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(185, 196, 189, 0.75);
  margin-top: 16px;
}
.footer-col h4 {
  color: var(--accent);
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: #B9C4BD;
  margin-bottom: 10px;
  transition: color 0.2s ease;
}
.footer-col a:hover { color: var(--accent); }
.footer-col p { font-size: 14px; color: #B9C4BD; margin-bottom: 10px; line-height: 1.7; }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  padding-bottom: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 13px;
  color: rgba(185, 196, 189, 0.6);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-title { font-size: 44px; }
  .hero-img { height: 360px; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card-wide { grid-row: auto; }
  .solution-grid { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .section-head { margin-bottom: 40px; }
  .section-head h2 { font-size: 28px; }
  .hero { padding: 60px 0; }
  .hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .hero-title { font-size: 32px; }
  .hero-sub { font-size: 16px; }
  .hero-img { height: 260px; }
  .hero-badge { left: 12px; bottom: 16px; font-size: 15px; padding: 12px 16px; }
  .cases-grid { grid-template-columns: 1fr; gap: 24px; }
  .case-card:nth-child(even) { margin-top: 0; }
  .news-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }
  .news-meta { width: 100%; justify-content: space-between; }
  .contact-info h2 { font-size: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 520px) {
  .header-top { height: 60px; }
  .nav-chips { padding: 0 16px 8px; }
  .container-custom { padding: 0 16px; }
  .logo-mark { font-size: 1.5rem; }
  .logo-cn { font-size: 1.1rem; }
  .btn-sm { padding: 8px 18px; }
  .hero { padding: 48px 0; }
  .hero-actions .btn-primary,
  .hero-actions .btn-ghost { width: 100%; }
  .hero-trust { gap: 16px; margin-top: 32px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 24px 12px; }
  .stat-badge { width: 60px; height: 60px; font-size: 18px; }
  .service-card { padding: 20px; }
  .case-body { padding: 20px; }
  .news-date { width: 72px; }
  .news-day { font-size: 28px; }
  .faq-list { gap: 8px; }
  .faq-item { padding: 0 16px; }
  .contact-form { padding: 24px 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: center; gap: 6px; }
}

/* roulang page: category1 */
:root {
  --brand: #16352B;
  --brand-light: #2A6B5A;
  --accent: #C9A24B;
  --cta: #D96C3A;
  --bg-warm: #FAF7F2;
  --bg-deep: #102B23;
  --bg-soft: #F0EBE3;
  --ink: #1C2B26;
  --muted: #5F6B66;
  --line: #E8E2D8;
  --shadow-base: 0 2px 12px rgba(22, 53, 43, 0.06);
  --shadow-hover: 0 8px 30px rgba(22, 53, 43, 0.12);
  --radius-card: 24px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  background: var(--bg-warm);
  color: var(--ink);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; transition: color .25s; }
a:hover { color: var(--cta); }
.container-custom { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-label {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--brand);
  text-decoration: underline;
  text-underline-offset: 4px;
}
.text-link:hover { color: var(--cta); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo {
  display: inline-flex;
  align-items: baseline;
  gap: 3px;
  font-family: 'Noto Serif SC', serif;
  font-weight: 700;
}
.logo-mark {
  font-size: 28px;
  letter-spacing: -0.6px;
  color: var(--accent);
  transform: scale(0.85);
  transform-origin: right center;
  display: inline-block;
}
.logo-cn {
  font-size: 20px;
  color: var(--brand);
}
.logo-footer { text-decoration: none; }
.logo-footer .logo-cn { color: #FAF7F2; }
.nav-chips {
  display: flex;
  align-items: center;
  gap: 4px;
  padding-bottom: 12px;
  overflow-x: auto;
  scrollbar-width: none;
}
.nav-chips::-webkit-scrollbar { display: none; }
.chip {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 500;
  color: var(--muted);
  white-space: nowrap;
  transition: background .2s, color .2s;
  position: relative;
}
.chip:hover { color: var(--cta); }
.chip:hover::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cta);
}
.chip.active { background: var(--brand); color: #FAF7F2; }
.chip.active:hover { color: #FAF7F2; }
.chip.active:hover::after { display: none; }

/* Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  background: var(--cta);
  color: #fff;
  border: none;
  cursor: pointer;
  transition: background .25s, transform .2s, box-shadow .2s;
}
.btn-primary:hover {
  background: var(--brand);
  color: #fff;
  transform: translateY(-1px);
  box-shadow: var(--shadow-hover);
}
.btn-primary:active { background: #0F261F; }
.btn-primary:focus-visible {
  outline: none;
  box-shadow: 0 0 0 4px rgba(217, 108, 58, 0.25);
}
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 600;
  background: transparent;
  color: var(--brand);
  border: 1.5px solid var(--brand);
  cursor: pointer;
  transition: background .25s, border-color .2s, transform .2s;
}
.btn-outline:hover { background: rgba(22, 53, 43, 0.06); color: var(--brand); }
.btn-outline:active { background: rgba(22, 53, 43, 0.10); }
.btn-sm { padding: 9px 20px; font-size: 14px; border-radius: 10px; }

/* Category Hero */
.category-hero {
  position: relative;
  background:
    linear-gradient(135deg, rgba(16, 43, 35, 0.92) 0%, rgba(42, 107, 90, 0.72) 55%, rgba(201, 162, 75, 0.30) 130%),
    url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  padding: 84px 0 72px;
}
.category-hero-inner { max-width: 860px; }
.category-hero h1 {
  font-family: 'Noto Serif SC', serif;
  font-size: 40px;
  line-height: 1.25;
  font-weight: 700;
  color: #FAF7F2;
  margin-bottom: 14px;
}
.category-hero-desc {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(250, 247, 242, 0.85);
  max-width: 560px;
  margin-bottom: 28px;
}
.category-hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }
.category-hero-actions .btn-outline {
  border-color: rgba(250, 247, 242, 0.6);
  color: #FAF7F2;
}
.category-hero-actions .btn-outline:hover {
  background: rgba(250, 247, 242, 0.12);
  color: #FAF7F2;
}

/* Overview */
.overview-section { padding: 88px 0; }
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.split-left p + p { margin-top: 18px; }
.split-left h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 32px;
  line-height: 1.35;
  margin-bottom: 14px;
  color: var(--ink);
}
.split-left .body-text {
  color: var(--muted);
  font-size: 16px;
  line-height: 1.9;
}
.split-left .text-link { margin-top: 22px; }
.split-right img {
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-base);
  width: 100%;
  height: 340px;
  object-fit: cover;
  transition: transform .4s, box-shadow .3s;
}
.split-right img:hover { transform: scale(1.015); box-shadow: var(--shadow-hover); }

/* Content Sections */
.content-sections { padding: 0 0 80px; }
.content-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  padding: 56px 0;
  border-top: 1px solid var(--line);
}
.content-row.reverse .content-image { order: 2; }
.content-row.reverse .content-text { order: 1; }
.content-image img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: var(--shadow-base);
  transition: transform .4s, box-shadow .3s;
}
.content-image img:hover { transform: scale(1.015); box-shadow: var(--shadow-hover); }
.content-text h3 {
  font-family: 'Noto Serif SC', serif;
  font-size: 26px;
  line-height: 1.4;
  margin-bottom: 12px;
  color: var(--ink);
}
.content-text p { color: var(--muted); font-size: 16px; line-height: 1.85; margin-bottom: 14px; }
.mini-tag-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.mini-tag {
  display: inline-block;
  padding: 5px 16px;
  border-radius: 999px;
  font-size: 13px;
  background: var(--bg-soft);
  color: var(--brand);
  font-weight: 500;
}

/* Craft Section (dark) */
.craft-section {
  background: var(--bg-deep);
  padding: 84px 0;
  color: #E8E2D8;
}
.craft-section h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 32px;
  line-height: 1.35;
  color: #FAF7F2;
  margin-bottom: 14px;
}
.craft-section .craft-lead {
  color: rgba(250, 247, 242, 0.72);
  max-width: 700px;
  margin-bottom: 36px;
  font-size: 16px;
  line-height: 1.85;
}
.craft-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.craft-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(250, 247, 242, 0.08);
  border-radius: 16px;
  padding: 28px;
  transition: background .3s, transform .3s;
}
.craft-card:hover { background: rgba(255, 255, 255, 0.08); transform: translateY(-4px); }
.craft-card .craft-num {
  font-family: 'Noto Serif SC', serif;
  font-size: 20px;
  color: var(--accent);
  margin-bottom: 10px;
}
.craft-card h3 { font-size: 18px; color: #FAF7F2; margin-bottom: 8px; }
.craft-card p { font-size: 14px; line-height: 1.75; color: rgba(250, 247, 242, 0.6); }

/* Essence Section */
.essence-section { padding: 88px 0; background: var(--bg-soft); }
.essence-section .container-custom > h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 32px;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 8px;
}
.essence-sub { color: var(--muted); font-size: 15px; margin-bottom: 36px; }
.essence-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.essence-card {
  background: #fff;
  border-radius: 16px;
  padding: 30px 24px;
  box-shadow: var(--shadow-base);
  transition: box-shadow .3s, transform .3s;
}
.essence-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.essence-num {
  font-family: 'Noto Serif SC', serif;
  font-size: 26px;
  font-weight: 700;
  color: var(--accent);
  display: block;
  margin-bottom: 8px;
}
.essence-card h3 { font-size: 18px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.essence-card p { font-size: 14px; line-height: 1.7; color: var(--muted); }

/* Process Section */
.process-section { padding: 88px 0; }
.process-wrap {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}
.process-intro h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 32px;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 14px;
}
.process-intro p { color: var(--muted); font-size: 16px; line-height: 1.8; margin-bottom: 28px; }
.process-steps { display: flex; flex-direction: column; gap: 20px; }
.step-card {
  position: relative;
  background: #fff;
  border-radius: 16px;
  padding: 26px 28px;
  box-shadow: var(--shadow-base);
  transition: box-shadow .3s, transform .2s;
}
.step-card:hover { box-shadow: var(--shadow-hover); transform: translateX(4px); }
.step-card::before {
  content: '';
  position: absolute;
  left: 28px;
  top: -20px;
  width: 2px;
  height: 20px;
  background: var(--accent);
  opacity: 0.5;
}
.step-card:first-child::before { display: none; }
.step-num {
  font-family: 'Noto Serif SC', serif;
  font-size: 18px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 4px;
}
.step-card h3 { font-size: 18px; color: var(--ink); margin-bottom: 4px; }
.step-card p { font-size: 14px; line-height: 1.7; color: var(--muted); }

/* FAQ Section */
.faq-section { padding: 88px 0; background: var(--bg-soft); }
.faq-section .container-custom > h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 32px;
  line-height: 1.35;
  color: var(--ink);
  margin-bottom: 36px;
}
.faq-list { max-width: 800px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: #fff;
  border-radius: 16px;
  padding: 0 24px;
  box-shadow: var(--shadow-base);
  overflow: hidden;
  transition: box-shadow .3s;
}
.faq-item:hover { box-shadow: var(--shadow-hover); }
.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 0;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  user-select: none;
}
.faq-arrow {
  flex-shrink: 0;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--muted);
  border-bottom: 2px solid var(--muted);
  transform: rotate(45deg);
  transition: transform .3s;
}
.faq-item.active .faq-arrow { transform: rotate(-135deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease, padding .3s;
  font-size: 15px;
  line-height: 1.8;
  color: var(--muted);
}
.faq-item.active .faq-answer {
  max-height: 320px;
  padding-bottom: 22px;
}

/* Contact CTA */
.contact-section {
  position: relative;
  background:
    linear-gradient(135deg, rgba(16, 43, 35, 0.95) 0%, rgba(42, 107, 90, 0.78) 70%, rgba(201, 162, 75, 0.28) 135%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
  padding: 88px 0;
  color: #FAF7F2;
}
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}
.contact-info h2 {
  font-family: 'Noto Serif SC', serif;
  font-size: 34px;
  line-height: 1.35;
  color: #FAF7F2;
  margin-bottom: 16px;
}
.contact-info p.contact-desc { color: rgba(250, 247, 242, 0.8); font-size: 16px; line-height: 1.85; margin-bottom: 28px; }
.contact-info .contact-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.contact-meta p { font-size: 15px; color: rgba(250, 247, 242, 0.75); }
.contact-meta strong { color: #FAF7F2; font-weight: 600; }
.contact-form-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(250, 247, 242, 0.12);
  border-radius: 24px;
  padding: 36px;
  backdrop-filter: blur(6px);
}
.contact-form-card form { display: flex; flex-direction: column; gap: 16px; }
.contact-form-card label { font-size: 14px; font-weight: 500; color: rgba(250, 247, 242, 0.85); margin-bottom: 4px; display: block; }
.contact-form-card input,
.contact-form-card textarea {
  width: 100%;
  background: rgba(250, 247, 242, 0.1);
  border: 1px solid rgba(250, 247, 242, 0.2);
  border-radius: 12px;
  padding: 12px 16px;
  font-size: 15px;
  color: #FAF7F2;
  font-family: 'Noto Sans SC', sans-serif;
  transition: border-color .2s, box-shadow .2s, background .2s;
}
.contact-form-card textarea { min-height: 108px; resize: vertical; }
.contact-form-card input::placeholder,
.contact-form-card textarea::placeholder { color: rgba(250, 247, 242, 0.4); }
.contact-form-card input:focus,
.contact-form-card textarea:focus {
  outline: none;
  border-color: var(--accent);
  background: rgba(250, 247, 242, 0.14);
  box-shadow: 0 0 0 4px rgba(201, 162, 75, 0.15);
}

/* Footer */
.site-footer { background: var(--bg-deep); color: #B9C4BD; padding-top: 72px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
}
.site-footer .logo-footer { margin-bottom: 16px; display: inline-flex; }
.site-footer p { font-size: 14px; line-height: 1.75; }
.footer-col h4 {
  font-size: 15px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  font-size: 14px;
  color: #B9C4BD;
  margin-bottom: 10px;
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: rgba(250, 247, 242, 0.4);
}
.footer-bottom p { margin: 0; }

/* Responsive */
@media (max-width: 1024px) {
  .essence-grid { grid-template-columns: repeat(2, 1fr); }
  .craft-grid { grid-template-columns: repeat(2, 1fr); }
  .split-grid, .content-row { gap: 40px; }
}
@media (max-width: 768px) {
  .header-top { height: 60px; }
  .logo-mark { font-size: 24px; }
  .logo-cn { font-size: 18px; }
  .nav-chips { padding-bottom: 10px; }
  .category-hero { padding: 60px 0 48px; }
  .category-hero h1 { font-size: 32px; }
  .category-hero-desc { font-size: 15px; }
  .split-grid { grid-template-columns: 1fr; gap: 32px; }
  .content-row { grid-template-columns: 1fr; gap: 24px; padding: 40px 0; }
  .content-row.reverse .content-image { order: 1; }
  .content-row.reverse .content-text { order: 2; }
  .content-image img { height: 240px; }
  .split-right img { height: 260px; }
  .overview-section, .essence-section, .process-section, .faq-section, .contact-section { padding: 60px 0; }
  .process-wrap { grid-template-columns: 1fr; gap: 40px; }
  .contact-wrap { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
}
@media (max-width: 520px) {
  .container-custom { padding: 0 16px; }
  .category-hero h1 { font-size: 28px; }
  .category-hero-actions { flex-direction: column; }
  .category-hero-actions a { width: 100%; }
  .craft-grid { grid-template-columns: 1fr; }
  .essence-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .contact-form-card { padding: 24px; }
  .split-left h2, .content-text h3, .process-intro h2, .essence-section .container-custom > h2, .craft-section h2 { font-size: 24px; }
}

/* roulang page: article */
:root {
    --brand: #16352B;
    --brand-light: #2A6B5A;
    --accent: #C9A24B;
    --cta: #D96C3A;
    --bg-warm: #FAF7F2;
    --bg-deep: #102B23;
    --bg-soft: #F0EBE3;
    --ink: #1C2B26;
    --muted: #5F6B66;
    --line: #E8E2D8;
    --shadow-base: 0 2px 12px rgba(22, 53, 43, 0.06);
    --shadow-hover: 0 8px 30px rgba(22, 53, 43, 0.12);
    --radius-card: 24px;
    --radius-mid: 16px;
    --font-serif: 'Noto Serif SC', 'Songti SC', 'SimSun', serif;
    --font-sans: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', system-ui, sans-serif;
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; }
  body {
    font-family: var(--font-sans);
    background-color: var(--bg-warm);
    color: var(--ink);
    line-height: 1.8;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
  }
  ul, ol { list-style: none; }
  img { max-width: 100%; display: block; height: auto; }
  a {
    color: var(--brand);
    text-decoration: underline;
    text-underline-offset: 4px;
    text-decoration-color: rgba(22, 53, 43, 0.22);
    transition: color .2s ease, text-decoration-color .2s ease;
  }
  a:hover { color: var(--cta); text-decoration-color: rgba(217, 108, 58, 0.35); }
  button, input, textarea, select { font-family: inherit; }
  a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--cta);
    outline-offset: 3px;
    border-radius: 4px;
  }

  .container-custom { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
  .section { padding: 96px 0; }
  .main { min-height: 60vh; }

  /* ===== 按钮 ===== */
  .btn-primary {
    display: inline-flex; align-items: center; justify-content: center;
    min-height: 48px; padding: 14px 24px;
    background: var(--cta); color: #fff;
    font-weight: 600; font-size: 15px;
    border: none; border-radius: 12px; cursor: pointer;
    text-decoration: none;
    box-shadow: var(--shadow-base);
    transition: background .25s, transform .25s, box-shadow .25s;
  }
  .btn-primary:hover { background: var(--brand); color: #fff; transform: translateY(-1px); box-shadow: var(--shadow-hover); text-decoration: none; }
  .btn-primary:active { background: #0F261F; transform: translateY(0); }
  .btn-primary:focus-visible { outline: none; box-shadow: 0 0 0 4px rgba(217, 108, 58, 0.25); }
  .btn-sm { min-height: 44px; padding: 10px 22px; font-size: 14px; border-radius: 12px; }

  .btn-outline {
    display: inline-flex; align-items: center; justify-content: center;
    min-height: 48px; padding: 13px 24px;
    background: transparent; color: var(--brand);
    border: 1px solid var(--brand); border-radius: 12px;
    font-weight: 600; font-size: 15px; text-decoration: none;
    transition: background .25s, border-color .25s, color .25s, transform .25s;
  }
  .btn-outline:hover { background: rgba(22, 53, 43, 0.06); color: var(--brand); transform: translateY(-1px); }
  .btn-outline:active { background: rgba(22, 53, 43, 0.1); }
  .btn-outline-light { border-color: rgba(250, 247, 242, 0.7); color: #FAF7F2; }
  .btn-outline-light:hover { background: rgba(250, 247, 242, 0.12); color: #FAF7F2; }

  /* ===== 顶部导航 ===== */
  .site-header {
    position: sticky; top: 0; z-index: 50;
    background: rgba(250, 247, 242, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(232, 226, 216, 0.8);
  }
  .header-top { display: flex; align-items: center; justify-content: space-between; height: 72px; }
  .logo { display: inline-flex; align-items: baseline; gap: 4px; text-decoration: none; }
  .logo-mark {
    font-family: var(--font-serif); font-weight: 700;
    font-size: 26px; color: var(--brand);
    letter-spacing: -0.02em; display: inline-block;
    transform: scale(0.85); transform-origin: right center;
    transition: color .2s ease;
  }
  .logo-cn { font-family: var(--font-serif); font-weight: 700; font-size: 22px; color: var(--accent); transition: color .2s ease; }
  .logo:hover { text-decoration: none; }
  .logo:hover .logo-mark { color: var(--cta); }
  .logo:hover .logo-cn { color: var(--brand); }

  .nav-chips { display: flex; gap: 8px; padding-bottom: 14px; overflow-x: auto; scrollbar-width: none; }
  .nav-chips::-webkit-scrollbar { display: none; }
  .chip {
    flex: none; display: inline-flex; align-items: center; justify-content: center;
    min-height: 36px; padding: 8px 20px;
    border-radius: 999px; font-size: 14px; font-weight: 500;
    color: var(--muted); text-decoration: none; background: transparent;
    border: none; position: relative;
    transition: color .2s ease, background .2s ease;
  }
  .chip:hover { color: var(--cta); text-decoration: none; }
  .chip:hover::after {
    content: ''; position: absolute; left: 50%; bottom: 2px;
    transform: translateX(-50%); width: 4px; height: 4px;
    border-radius: 50%; background: var(--cta);
  }
  .chip.active { background: var(--brand); color: #FAF7F2; }
  .chip.active:hover { color: #FAF7F2; }
  .chip.active::after { display: none; }

  /* ===== 面包屑 ===== */
  .breadcrumb {
    display: flex; flex-wrap: wrap; align-items: center;
    gap: 6px; font-size: 13px; color: var(--muted);
    padding: 30px 0 0;
  }
  .breadcrumb a { color: var(--muted); text-decoration: none; }
  .breadcrumb a:hover { color: var(--cta); text-decoration: underline; }
  .sep { color: var(--line); margin: 0 4px; }
  .crumb-current { color: var(--ink); font-weight: 500; max-width: 360px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

  /* ===== 文章头部 ===== */
  .article-wrap { padding: 12px 0 96px; }
  .article-inner { max-width: 760px; margin: 0 auto; }
  .article-header { padding: 36px 0 28px; }
  .article-title {
    font-family: var(--font-serif);
    font-size: 42px; line-height: 1.3; font-weight: 700;
    color: var(--ink); letter-spacing: 0.01em;
  }
  .article-meta {
    display: flex; flex-wrap: wrap; align-items: center;
    gap: 14px; margin-top: 20px;
    color: var(--muted); font-size: 14px;
  }
  .meta-item { display: inline-flex; align-items: center; gap: 6px; }
  .cat-chip {
    display: inline-flex; align-items: center;
    background: #EFE6D4; color: var(--brand);
    padding: 4px 14px; border-radius: 999px;
    font-size: 13px; font-weight: 500;
    text-decoration: none; line-height: 1.5;
  }
  a.cat-chip:hover { color: var(--cta); }
  .article-cover {
    border-radius: var(--radius-mid); overflow: hidden;
    box-shadow: var(--shadow-base); margin: 0 0 36px;
  }
  .article-cover img { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; }

  /* ===== 正文排版 ===== */
  .article-content { font-size: 17px; line-height: 1.9; color: var(--ink); }
  .article-content h2 {
    font-family: var(--font-serif);
    font-size: 26px; font-weight: 700; color: var(--ink);
    line-height: 1.45; margin: 44px 0 18px;
    padding-bottom: 12px; border-bottom: 1px solid var(--line);
  }
  .article-content h3 {
    font-family: var(--font-serif);
    font-size: 21px; font-weight: 700; color: var(--ink);
    line-height: 1.5; margin: 32px 0 14px;
  }
  .article-content p { margin-bottom: 24px; }
  .article-content a { color: var(--brand); font-weight: 500; }
  .article-content a:hover { color: var(--cta); }
  .article-content ul { margin: 0 0 24px; padding-left: 24px; list-style: disc; }
  .article-content ol { margin: 0 0 24px; padding-left: 24px; list-style: decimal; }
  .article-content li { margin-bottom: 8px; }
  .article-content blockquote {
    margin: 28px 0; padding: 18px 24px;
    background: var(--bg-soft);
    border-left: 4px solid var(--accent);
    border-radius: 0 16px 16px 0;
    color: var(--muted);
  }
  .article-content blockquote p { margin-bottom: 0; }
  .article-content img { border-radius: var(--radius-mid); margin: 28px auto; }
  .article-content figure { margin: 28px 0; }
  .article-content figcaption { font-size: 13px; color: var(--muted); text-align: center; margin-top: 10px; }
  .article-content table { width: 100%; border-collapse: collapse; margin: 28px 0; font-size: 14px; background: #fff; border-radius: 12px; overflow: hidden; box-shadow: var(--shadow-base); }
  .article-content th { background: var(--brand); color: #FAF7F2; padding: 12px 16px; text-align: left; font-weight: 500; }
  .article-content td { padding: 12px 16px; border-bottom: 1px solid var(--line); }
  .article-content pre { background: #12291F; color: #E8E2D8; padding: 20px 24px; border-radius: 16px; overflow-x: auto; font-size: 14px; line-height: 1.7; margin: 28px 0; }
  .article-content code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
  .article-content p code { background: var(--bg-soft); padding: 2px 8px; border-radius: 6px; font-size: 14px; }

  /* ===== 上一篇 / 下一篇 ===== */
  .post-nav {
    border-top: 1px solid var(--line);
    margin-top: 48px; padding-top: 28px;
    display: grid; grid-template-columns: 1fr 1fr; gap: 20px;
  }
  .post-nav a {
    border: 1px solid var(--line); border-radius: var(--radius-mid);
    padding: 18px 22px; text-decoration: none;
    color: var(--ink); background: #fff;
    transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
  }
  .post-nav a:hover { border-color: var(--brand); box-shadow: var(--shadow-hover); color: var(--ink); transform: translateY(-2px); }
  .post-nav .label { display: block; font-size: 12px; color: var(--muted); margin-bottom: 4px; }
  .post-nav .title { font-weight: 600; font-size: 15px; line-height: 1.5; }
  .post-nav .next { text-align: right; }

  /* ===== 空态 ===== */
  .empty-state {
    min-height: 60vh; padding: 110px 24px;
    display: flex; flex-direction: column; align-items: center; justify-content: center;
    text-align: center; max-width: 560px; margin: 0 auto;
  }
  .empty-icon {
    width: 72px; height: 72px; margin: 0 auto 24px;
    border-radius: 50%; background: var(--bg-soft);
    display: flex; align-items: center; justify-content: center;
    color: var(--muted);
  }
  .empty-title { font-family: var(--font-serif); font-size: 28px; font-weight: 700; margin-bottom: 24px; color: var(--ink); }

  /* ===== 相关推荐 ===== */
  .related-section { background: var(--bg-soft); }
  .section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 40px; }
  .section-title { font-family: var(--font-serif); font-size: 34px; font-weight: 700; line-height: 1.3; color: var(--ink); }
  .section-sub { color: var(--muted); font-size: 14px; margin-top: 8px; max-width: 480px; }
  .related-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .related-card {
    display: block; background: #fff;
    border-radius: var(--radius-card); overflow: hidden;
    box-shadow: var(--shadow-base);
    text-decoration: none; color: var(--ink);
    transition: transform .3s ease, box-shadow .3s ease;
  }
  .related-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-hover); color: var(--ink); }
  .related-cover { aspect-ratio: 16 / 9; overflow: hidden; background: linear-gradient(135deg, #16352B 0%, #2A6B5A 100%); }
  .related-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
  .related-card:hover .related-cover img { transform: scale(1.03); }
  .related-body { padding: 20px 22px 24px; }
  .related-body h3 { font-family: var(--font-serif); font-size: 20px; font-weight: 700; line-height: 1.45; margin: 12px 0 8px; color: var(--ink); }
  .related-body p { font-size: 14px; color: var(--muted); line-height: 1.7; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

  /* ===== CTA 区块 ===== */
  .cta-section { padding-top: 0; }
  .cta-band {
    position: relative;
    background:
      linear-gradient(135deg, rgba(16, 43, 35, 0.96) 0%, rgba(22, 53, 43, 0.9) 60%, rgba(201, 162, 75, 0.28) 135%),
      url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
    border-radius: 28px; padding: 56px;
    color: #FAF7F2;
    display: grid; grid-template-columns: 1.4fr 1fr; gap: 48px;
    box-shadow: var(--shadow-hover);
  }
  .cta-info h2 { font-family: var(--font-serif); font-size: 32px; font-weight: 700; line-height: 1.35; color: #FAF7F2; margin-bottom: 16px; }
  .cta-info p { color: rgba(250, 247, 242, 0.85); font-size: 15px; margin-bottom: 28px; max-width: 480px; }
  .cta-info .btn-outline-light { margin-left: 12px; }
  .cta-contact {
    display: flex; flex-direction: column; justify-content: center; gap: 18px;
    background: rgba(250, 247, 242, 0.06);
    border: 1px solid rgba(250, 247, 242, 0.14);
    border-radius: 20px; padding: 28px 32px;
  }
  .contact-line span { display: block; font-size: 12px; color: rgba(250, 247, 242, 0.6); letter-spacing: 0.08em; margin-bottom: 2px; }
  .contact-line strong { font-size: 17px; color: #FAF7F2; font-weight: 600; }

  /* ===== 页脚 ===== */
  .site-footer { background: var(--bg-deep); color: #B9C4BD; padding: 72px 0 0; }
  .footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 48px; }
  .site-footer .logo-footer .logo-mark { color: #FAF7F2; font-size: 26px; }
  .site-footer .logo-footer .logo-cn { color: var(--accent); font-size: 22px; }
  .site-footer p { font-size: 14px; color: #8FA397; line-height: 1.8; margin-top: 14px; max-width: 320px; }
  .footer-col h4 { color: #E8E2D8; font-size: 15px; font-weight: 600; margin-bottom: 16px; }
  .footer-col a { display: block; color: #B9C4BD; text-decoration: none; margin-bottom: 10px; font-size: 14px; }
  .footer-col a:hover { color: var(--accent); }
  .footer-col p { color: #8FA397; font-size: 14px; margin-bottom: 10px; max-width: none; margin-top: 0; }
  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 18px 0;
    display: flex; justify-content: space-between; align-items: center;
    color: #7F9287; font-size: 13px;
  }
  .footer-bottom p { margin: 0; color: #7F9287; }

  /* ===== 响应式 ===== */
  @media (max-width: 1024px) {
    .footer-grid { grid-template-columns: repeat(2, 1fr); }
    .cta-band { grid-template-columns: 1fr; gap: 32px; padding: 48px; }
  }
  @media (max-width: 768px) {
    .section { padding: 60px 0; }
    .header-top { height: 60px; }
    .nav-chips { padding-bottom: 12px; }
    .logo-mark { font-size: 23px; }
    .logo-cn { font-size: 19px; }
    .breadcrumb { padding-top: 20px; }
    .article-wrap { padding: 8px 0 60px; }
    .article-title { font-size: 32px; }
    .article-content { font-size: 16px; }
    .related-grid { grid-template-columns: 1fr; gap: 16px; }
    .section-title { font-size: 28px; }
    .section-head { margin-bottom: 28px; }
    .cta-band { padding: 36px 28px; }
    .cta-info h2 { font-size: 26px; }
  }
  @media (max-width: 520px) {
    .container-custom { padding: 0 16px; }
    body { font-size: 15px; }
    .breadcrumb { font-size: 12px; }
    .article-title { font-size: 27px; }
    .article-meta { gap: 10px; font-size: 13px; }
    .article-content h2 { font-size: 23px; }
    .article-content h3 { font-size: 19px; }
    .post-nav { grid-template-columns: 1fr; gap: 12px; }
    .post-nav .next { text-align: left; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px 20px; }
    .footer-bottom { flex-direction: column; gap: 4px; text-align: center; padding: 16px 0; }
    .cta-band { padding: 28px 20px; border-radius: 20px; }
    .cta-info .btn-primary, .cta-info .btn-outline-light { width: 100%; }
    .cta-info .btn-outline-light { margin: 12px 0 0; }
    .cta-contact { padding: 20px; }
    .empty-state { padding: 80px 16px; }
  }

/* roulang page: category2 */
:root {
            --brand: #16352B;
            --brand-light: #2A6B5A;
            --accent: #C9A24B;
            --cta: #D96C3A;
            --bg-warm: #FAF7F2;
            --bg-deep: #102B23;
            --bg-soft: #F0EBE3;
            --ink: #1C2B26;
            --muted: #5F6B66;
            --line: #E8E2D8;
            --shadow-base: 0 2px 12px rgba(22, 53, 43, 0.06);
            --shadow-hover: 0 8px 30px rgba(22, 53, 43, 0.12);
            --radius-card: 24px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: 'Noto Sans SC', system-ui, -apple-system, sans-serif;
            background: var(--bg-warm);
            color: var(--ink);
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--brand);
            text-decoration: none;
            transition: color 0.2s ease;
        }

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

        button,
        input,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        .container-custom {
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section {
            padding: 96px 0;
        }

        .section-soft {
            background: var(--bg-soft);
        }

        .section-head {
            max-width: 720px;
            margin-bottom: 48px;
        }

        .section-head-center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }

        .section-head h2 {
            font-family: 'Noto Serif SC', serif;
            font-size: 36px;
            line-height: 1.3;
            font-weight: 700;
            margin: 0 0 12px;
            color: var(--ink);
        }

        .section-sub {
            color: var(--muted);
            font-size: 15px;
            margin: 0;
        }

        .eyebrow {
            display: inline-block;
            font-size: 13px;
            font-weight: 500;
            letter-spacing: 0.04em;
            color: var(--accent);
            text-transform: uppercase;
            margin-bottom: 16px;
        }

        .dark-eyebrow {
            color: var(--brand-light);
        }

        /* 按钮 */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 24px;
            border-radius: 12px;
            background: var(--cta);
            color: #fff;
            font-weight: 500;
            font-size: 15px;
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            min-height: 44px;
        }

        .btn-primary:hover {
            background: var(--brand);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

        .btn-primary:active {
            background: #0F261F;
            transform: translateY(0);
        }

        .btn-primary:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(217, 108, 58, 0.25);
        }

        .btn-sm {
            padding: 10px 22px;
            font-size: 14px;
            min-height: 40px;
        }

        .btn-full {
            width: 100%;
        }

        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 14px 24px;
            border-radius: 12px;
            border: 1px solid var(--brand);
            color: var(--brand);
            font-weight: 500;
            background: transparent;
            font-size: 15px;
            cursor: pointer;
            transition: all 0.25s ease;
            min-height: 44px;
        }

        .btn-outline:hover {
            background: rgba(22, 53, 43, 0.06);
            color: var(--brand);
        }

        .btn-outline:active {
            background: rgba(22, 53, 43, 0.1);
        }

        .btn-outline:focus-visible {
            outline: none;
            box-shadow: 0 0 0 4px rgba(22, 53, 43, 0.15);
        }

        .btn-outline-light {
            border-color: rgba(255, 255, 255, 0.7);
            color: #FAF7F2;
        }

        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
        }

        .text-link {
            color: var(--brand);
            font-size: 14px;
            font-weight: 500;
            text-decoration: underline;
            text-underline-offset: 4px;
        }

        .text-link:hover {
            color: var(--cta);
        }

        /* 导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 50;
            background: rgba(250, 247, 242, 0.9);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--line);
        }

        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            height: 72px;
        }

        .logo {
            display: inline-flex;
            align-items: baseline;
            gap: 6px;
            font-family: 'Noto Serif SC', serif;
            font-weight: 700;
            color: var(--brand);
            font-size: 20px;
            letter-spacing: 0.02em;
        }

        .logo-mark {
            font-size: 22px;
            color: var(--accent);
            transform: scale(0.85);
            transform-origin: left center;
            display: inline-block;
            letter-spacing: -0.02em;
        }

        .logo-cn {
            font-size: 20px;
            color: var(--brand);
        }

        .logo-footer .logo-cn {
            color: #FAF7F2;
        }

        .nav-chips {
            display: flex;
            gap: 8px;
            padding-bottom: 12px;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }

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

        .chip {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 8px 20px;
            border-radius: 999px;
            font-size: 14px;
            font-weight: 500;
            color: var(--muted);
            white-space: nowrap;
            transition: color 0.2s ease;
            position: relative;
            min-height: 36px;
        }

        .chip:hover {
            color: var(--cta);
        }

        .chip:hover::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 4px;
            height: 4px;
            border-radius: 50%;
            background: var(--cta);
        }

        .chip.active {
            background: var(--brand);
            color: #FAF7F2;
        }

        .chip.active:hover {
            color: #FAF7F2;
        }

        .chip.active:hover::after {
            display: none;
        }

        /* Hero */
        .category-hero {
            position: relative;
            background: linear-gradient(135deg, #16352B 0%, #2A6B5A 60%, rgba(201, 162, 75, 0.35) 135%);
            color: #FAF7F2;
            padding: 80px 0;
            overflow: hidden;
        }

        .category-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
                linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }

        .category-hero-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 7fr 5fr;
            gap: 48px;
            align-items: center;
        }

        .breadcrumb {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 24px;
        }

        .breadcrumb a {
            color: rgba(255, 255, 255, 0.7);
            text-decoration: underline;
            text-underline-offset: 4px;
        }

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

        .breadcrumb .divider {
            margin: 0 8px;
            color: rgba(255, 255, 255, 0.4);
        }

        .category-hero-text h1 {
            font-family: 'Noto Serif SC', serif;
            font-size: 52px;
            line-height: 1.2;
            font-weight: 700;
            margin: 0 0 16px;
            color: #FAF7F2;
        }

        .hero-desc {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.85);
            max-width: 480px;
            margin-bottom: 32px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 32px;
        }

        .hero-meta {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.7);
        }

        .hero-meta .dot {
            color: var(--accent);
            font-weight: 700;
        }

        .category-hero-image {
            position: relative;
        }

        .category-hero-image img {
            border-radius: var(--radius-card);
            box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
            aspect-ratio: 4 / 3;
            object-fit: cover;
            width: 100%;
        }

        .hero-badge {
            position: absolute;
            bottom: 24px;
            right: 24px;
            background: linear-gradient(135deg, #16352B 0%, #2A6B5A 100%);
            border-radius: 16px;
            padding: 14px 20px;
            display: flex;
            align-items: center;
            gap: 10px;
            box-shadow: var(--shadow-hover);
        }

        .badge-num {
            font-family: 'Noto Serif SC', serif;
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }

        .badge-label {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            line-height: 1.3;
        }

        /* 卖点区 */
        .benefits-grid {
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 24px;
        }

        .benefit-card {
            background: #fff;
            border-radius: var(--radius-card);
            padding: 32px;
            box-shadow: var(--shadow-base);
            transition: box-shadow 0.3s ease, transform 0.3s ease;
            display: flex;
            flex-direction: column;
        }

        .benefit-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .benefit-card-lg {
            grid-row: span 2;
        }

        .benefit-card h3 {
            font-family: 'Noto Serif SC', serif;
            font-size: 22px;
            margin: 0 0 12px;
            color: var(--ink);
        }

        .benefit-card p {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.8;
            margin-bottom: 16px;
        }

        .benefit-card .text-link {
            margin-top: auto;
            display: inline-block;
        }

        .benefit-icon {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand), var(--brand-light));
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            flex-shrink: 0;
        }

        .icon-svg {
            width: 18px;
            height: 18px;
            color: #FAF7F2;
            stroke: currentColor;
        }

        .benefit-points {
            list-style: none;
            padding: 0;
            margin: 0 0 16px;
        }

        .benefit-points li {
            font-size: 14px;
            color: var(--muted);
            padding: 4px 0 4px 20px;
            position: relative;
        }

        .benefit-points li::before {
            content: '';
            position: absolute;
            left: 4px;
            top: 14px;
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
        }

        /* 场景区 */
        .scenes-layout {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 64px;
            align-items: center;
        }

        .scenes-copy h2 {
            font-family: 'Noto Serif SC', serif;
            font-size: 36px;
            line-height: 1.3;
            margin: 0 0 16px;
            color: var(--ink);
        }

        .scenes-description {
            font-size: 16px;
            color: var(--muted);
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .scene-tags {
            list-style: none;
            padding: 0;
            margin: 0 0 32px;
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }

        .scene-tag {
            display: inline-flex;
            align-items: center;
            padding: 8px 18px;
            border-radius: 999px;
            background: #fff;
            border: 1px solid var(--line);
            font-size: 14px;
            color: var(--ink);
            box-shadow: var(--shadow-base);
        }

        .scene-items {
            display: grid;
            gap: 16px;
        }

        .scene-item {
            background: #fff;
            border-radius: 16px;
            padding: 24px;
            display: flex;
            gap: 16px;
            align-items: flex-start;
            box-shadow: var(--shadow-base);
            transition: box-shadow 0.3s ease;
        }

        .scene-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .scene-num {
            font-family: 'Noto Serif SC', serif;
            color: var(--accent);
            font-weight: 700;
            font-size: 22px;
            min-width: 36px;
            line-height: 1.2;
        }

        .scene-item h3 {
            font-size: 17px;
            margin: 0 0 6px;
            color: var(--ink);
        }

        .scene-item p {
            font-size: 14px;
            color: var(--muted);
            margin: 0;
            line-height: 1.7;
        }

        /* 流程区 */
        .path-steps {
            position: relative;
            max-width: 720px;
            margin: 0 auto;
            padding-top: 8px;
        }

        .path-steps::before {
            content: '';
            position: absolute;
            left: 18px;
            top: 40px;
            bottom: 40px;
            width: 2px;
            background-image: linear-gradient(to bottom, var(--accent) 60%, transparent 60%);
            background-size: 2px 12px;
        }

        .path-step {
            position: relative;
            margin-left: 16px;
            margin-bottom: 16px;
            padding: 24px 32px 24px 56px;
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-base);
            transition: box-shadow 0.3s ease;
        }

        .path-step:hover {
            box-shadow: var(--shadow-hover);
        }

        .step-num {
            position: absolute;
            left: -16px;
            top: 24px;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: linear-gradient(135deg, var(--brand), var(--brand-light));
            color: #fff;
            font-weight: 700;
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            box-shadow: 0 4px 12px rgba(22, 53, 43, 0.2);
        }

        .path-step h3 {
            font-family: 'Noto Serif SC', serif;
            font-size: 19px;
            margin: 0 0 8px;
            color: var(--ink);
        }

        .path-step p {
            font-size: 14px;
            color: var(--muted);
            margin: 0;
            line-height: 1.8;
        }

        /* 焦点区 */
        .focus-grid {
            display: grid;
            gap: 24px;
        }

        .focus-card {
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            background: #fff;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-base);
            transition: box-shadow 0.3s ease;
        }

        .focus-card:hover {
            box-shadow: var(--shadow-hover);
        }

        .focus-card:nth-child(even) .focus-media {
            order: 2;
        }

        .focus-media {
            overflow: hidden;
        }

        .focus-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            aspect-ratio: 16 / 9;
            transition: transform 0.4s ease;
        }

        .focus-card:hover .focus-media img {
            transform: scale(1.02);
        }

        .focus-body {
            padding: 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
            background: #fff;
        }

        .focus-body h3 {
            font-family: 'Noto Serif SC', serif;
            font-size: 24px;
            margin: 0 0 12px;
            color: var(--ink);
        }

        .focus-body p {
            font-size: 15px;
            color: var(--muted);
            line-height: 1.8;
            margin: 0;
        }

        /* FAQ */
        .faq-list {
            display: grid;
            gap: 12px;
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: #fff;
            border-radius: 16px;
            box-shadow: var(--shadow-base);
            overflow: hidden;
            transition: box-shadow 0.3s ease;
        }

        .faq-item:hover {
            box-shadow: var(--shadow-hover);
        }

        .faq-question {
            width: 100%;
            padding: 20px 24px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: none;
            border: none;
            font-size: 16px;
            font-weight: 500;
            color: var(--ink);
            cursor: pointer;
            text-align: left;
            min-height: 44px;
            transition: color 0.2s ease;
        }

        .faq-question:hover {
            color: var(--brand);
        }

        .faq-icon {
            width: 20px;
            height: 20px;
            flex-shrink: 0;
            color: var(--accent);
            transition: transform 0.3s ease;
        }

        .faq-icon svg {
            width: 100%;
            height: 100%;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }

        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease, padding 0.3s ease;
            font-size: 14px;
            color: var(--muted);
            padding: 0 24px;
            line-height: 1.8;
        }

        .faq-item.open .faq-answer {
            max-height: 400px;
            padding-bottom: 20px;
        }

        .faq-answer p {
            margin: 0;
        }

        /* CTA */
        .cta-section {
            background: var(--bg-deep);
            position: relative;
            overflow: hidden;
        }

        .cta-section::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(22, 53, 43, 0) 0%, rgba(201, 162, 75, 0.15) 100%);
            pointer-events: none;
        }

        .cta-inner {
            position: relative;
            z-index: 1;
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 56px;
            align-items: center;
        }

        .cta-copy h2 {
            color: #FAF7F2;
            font-family: 'Noto Serif SC', serif;
            font-size: 34px;
            line-height: 1.3;
            margin: 0 0 16px;
        }

        .cta-desc {
            color: rgba(255, 255, 255, 0.7);
            font-size: 15px;
            line-height: 1.8;
            margin-bottom: 24px;
        }

        .cta-contact-list p {
            color: #B9C4BD;
            font-size: 15px;
            margin: 0 0 8px;
        }

        .cta-form {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-card);
            padding: 32px;
        }

        .cta-form h3 {
            color: #FAF7F2;
            font-family: 'Noto Serif SC', serif;
            font-size: 20px;
            margin: 0 0 20px;
        }

        .cta-form input,
        .cta-form textarea {
            width: 100%;
            background: rgba(255, 255, 255, 0.08);
            border: 1px solid rgba(255, 255, 255, 0.16);
            border-radius: 12px;
            padding: 12px 16px;
            color: #FAF7F2;
            font-size: 15px;
            margin-bottom: 14px;
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }

        .cta-form input:focus,
        .cta-form textarea:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(201, 162, 75, 0.2);
        }

        .cta-form input::placeholder,
        .cta-form textarea::placeholder {
            color: rgba(255, 255, 255, 0.5);
        }

        .cta-form textarea {
            resize: vertical;
            min-height: 96px;
        }

        /* 页脚 */
        .site-footer {
            background: var(--bg-deep);
            color: #B9C4BD;
            padding: 60px 0 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 40px;
        }

        .footer-grid>div>p {
            font-size: 14px;
            color: #B9C4BD;
            line-height: 1.8;
            margin-top: 16px;
        }

        .footer-col h4 {
            color: var(--accent);
            font-size: 15px;
            margin: 0 0 16px;
            font-weight: 600;
        }

        .footer-col a {
            display: block;
            color: #B9C4BD;
            font-size: 14px;
            padding: 4px 0;
            transition: color 0.2s ease;
        }

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

        .footer-col p {
            font-size: 14px;
            color: #B9C4BD;
            margin-bottom: 8px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 20px 0;
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.5);
        }

        /* 响应式 */
        @media (max-width: 1024px) {
            .section {
                padding: 72px 0;
            }

            .category-hero {
                padding: 64px 0;
            }

            .category-hero-inner {
                gap: 32px;
            }

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

            .benefit-card-lg {
                grid-row: auto;
            }

            .scenes-layout {
                grid-template-columns: 1fr;
                gap: 40px;
            }

            .cta-inner {
                grid-template-columns: 1fr;
                gap: 40px;
            }

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

        @media (max-width: 768px) {
            .section {
                padding: 60px 0;
            }

            .header-top {
                height: 60px;
            }

            .nav-chips {
                padding-bottom: 8px;
            }

            .category-hero {
                padding: 48px 0;
            }

            .category-hero-inner {
                grid-template-columns: 1fr;
            }

            .category-hero-text h1 {
                font-size: 34px;
            }

            .hero-desc {
                font-size: 15px;
            }

            .section-head h2 {
                font-size: 28px;
            }

            .focus-card {
                grid-template-columns: 1fr;
            }

            .focus-card:nth-child(even) .focus-media {
                order: 0;
            }

            .focus-body {
                padding: 24px;
            }

            .path-steps {
                margin-left: 0;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }

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

        @media (max-width: 520px) {
            .container-custom {
                padding-left: 16px;
                padding-right: 16px;
            }

            .category-hero-text h1 {
                font-size: 30px;
            }

            .hero-actions {
                flex-direction: column;
            }

            .hero-actions .btn-primary,
            .hero-actions .btn-outline {
                width: 100%;
            }

            .category-hero-image img {
                aspect-ratio: 4 / 3;
            }

            .hero-badge {
                bottom: 16px;
                right: 16px;
                padding: 10px 14px;
            }

            .badge-num {
                font-size: 22px;
            }

            .benefit-card {
                padding: 20px;
            }

            .scene-item {
                padding: 20px;
            }

            .path-step {
                padding: 20px 16px 20px 48px;
            }

            .step-num {
                left: -12px;
                width: 32px;
                height: 32px;
                top: 20px;
                font-size: 13px;
            }

            .path-steps::before {
                left: 16px;
            }

            .faq-question {
                font-size: 15px;
                padding: 18px 16px;
            }

            .faq-answer {
                padding: 0 16px;
            }

            .faq-item.open .faq-answer {
                padding-bottom: 16px;
            }

            .cta-form {
                padding: 24px 20px;
            }

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