/* roulang page: index */
/* ===== Design Variables ===== */
:root {
  --brand-1: #E8652D;
  --brand-2: #1D5C4A;
  --bg: #F9F5F0;
  --bg-dark: #1C1917;
  --accent: #F2B544;
  --text-1: #241F1C;
  --text-2: #5C554F;
  --text-3: #9A918A;
  --line: rgba(36,31,28,.10);
  --card-bg: #FFFFFF;
  --shadow-sm: 0 2px 8px rgba(30,20,10,.06);
  --shadow-md: 0 12px 32px rgba(30,20,10,.10);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-pill: 999px;
  --transition: all .25s ease;
}

/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  background: var(--bg);
  color: var(--text-1);
  line-height: 1.75;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition); }
ul, ol { list-style: none; }
button, input { font: inherit; border: none; outline: none; }
::selection { background: rgba(232,101,45,.2); }

/* ===== Container ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 860px; }

/* ===== Section Helpers ===== */
.section-pad { padding: 96px 0; }
.section-tag {
  display: inline-block;
  font-size: .8125rem;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--brand-1);
  background: rgba(232,101,45,.08);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
}
.section-head { margin-bottom: 48px; }
.section-head h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
  line-height: 1.25;
  font-weight: 700;
  color: var(--text-1);
}
.section-head.center { text-align: center; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 28px;
  border-radius: var(--radius-pill);
  font-size: .9375rem;
  font-weight: 600;
  letter-spacing: .02em;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--brand-1);
  color: #fff;
  box-shadow: 0 4px 16px rgba(232,101,45,.28);
}
.btn-primary:hover { background: #F07830; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(232,101,45,.32); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(232,101,45,.2); }
.btn-outline {
  background: transparent;
  color: var(--brand-1);
  border: 1.5px solid var(--brand-1);
}
.btn-outline:hover { background: rgba(232,101,45,.08); transform: translateY(-2px); }
.btn-outline:active { transform: translateY(0); }
.btn-ghost {
  background: transparent;
  color: #fff;
  border: 1.5px solid rgba(255,255,255,.7);
}
.btn-ghost:hover { background: #fff; color: var(--brand-2); transform: translateY(-2px); }
.btn-small { padding: 0 20px; min-height: 38px; font-size: .875rem; }
.btn:focus-visible, .icon-btn:focus-visible { outline: 3px solid rgba(232,101,45,.4); outline-offset: 2px; }

/* ===== Badges ===== */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .04em;
}
.badge-accent { background: rgba(242,181,68,.18); color: #9A6B00; }
.card-badge {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 2;
  background: var(--accent);
  color: #3B2E00;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  font-size: .75rem;
  font-weight: 700;
  box-shadow: 0 2px 8px rgba(0,0,0,.12);
}

/* ===== Dock Navigation ===== */
.dock-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: min(760px, calc(100% - 32px));
  background: rgba(249,245,240,.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(36,31,28,.08);
  border-radius: var(--radius-pill);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 12px 8px 20px;
  transition: var(--transition);
}
.dock-nav.scrolled {
  background: rgba(249,245,240,.92);
  box-shadow: var(--shadow-md);
}
.dock-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--brand-1), #D14E1A);
  color: #fff;
  font-size: 1.125rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: "Inter", "PingFang SC", sans-serif;
  box-shadow: 0 4px 10px rgba(232,101,45,.3);
}
.logo-text {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--text-1);
  letter-spacing: .01em;
}
.dock-links {
  display: flex;
  align-items: center;
  gap: 4px;
  flex: 1;
  justify-content: center;
}
.dock-links a {
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-2);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  transition: var(--transition);
  white-space: nowrap;
}
.dock-links a:hover { color: var(--brand-1); background: rgba(232,101,45,.06); }
.dock-links a.active { color: var(--brand-1); font-weight: 600; background: rgba(232,101,45,.08); }
.dock-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.icon-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(36,31,28,.04);
  color: var(--text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.icon-btn:hover { background: rgba(232,101,45,.1); color: var(--brand-1); }
.hamburger {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(36,31,28,.04);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-1);
  border-radius: 2px;
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile Menu */
.mobile-menu {
  position: fixed;
  top: 76px;
  left: 50%;
  transform: translateX(-50%) translateY(-10px);
  width: min(720px, calc(100% - 32px));
  background: #F9F5F0;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 999;
}
.mobile-menu.open { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.mobile-menu a {
  display: block;
  padding: 13px 18px;
  border-radius: 10px;
  font-size: .9375rem;
  font-weight: 500;
  color: var(--text-2);
  transition: var(--transition);
}
.mobile-menu a:hover, .mobile-menu a.active { background: rgba(232,101,45,.08); color: var(--brand-1); }

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 640px;
  display: flex;
  align-items: center;
  padding: 150px 0 100px;
  background:
    linear-gradient(to bottom, rgba(249,245,240,.94), rgba(249,245,240,.86)),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  overflow: hidden;
}
.hero-inner { position: relative; z-index: 2; width: 100%; }
.hero-content { max-width: 620px; }
.hero-content h1 {
  font-size: clamp(2rem, 4.5vw, 3.3rem);
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-1);
  margin: 16px 0 18px;
}
.hero-subtitle {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-2);
  margin-bottom: 32px;
  max-width: 520px;
}
.hero-ctas { display: flex; flex-wrap: wrap; gap: 14px; }
.hero-stats {
  position: absolute;
  right: 40px;
  bottom: 40px;
  z-index: 2;
  display: flex;
  gap: 36px;
  background: #fff;
  padding: 20px 36px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(36,31,28,.04);
}
.stat-item { text-align: center; }
.stat-item strong {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--brand-1);
  line-height: 1.2;
  font-family: "Inter", "PingFang SC", sans-serif;
}
.stat-item span {
  font-size: .8125rem;
  color: var(--text-3);
  font-weight: 500;
  margin-top: 4px;
  display: block;
}

/* ===== Story ===== */
.story { background: transparent; }
.story-grid { align-items: center; }
.story-img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.story-content { padding-left: 24px; }
.story-content h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.2rem);
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 18px;
}
.story-content p {
  color: var(--text-2);
  margin-bottom: 16px;
  font-size: .968rem;
}
.story-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 24px;
}
.story-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: #fff;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  font-size: .906rem;
  font-weight: 500;
  color: var(--text-1);
  transition: var(--transition);
}
.story-list li:hover { border-color: rgba(232,101,45,.3); box-shadow: var(--shadow-sm); }
.story-list li::before {
  content: '✓';
  color: var(--brand-1);
  font-weight: 700;
  font-size: .875rem;
}

/* ===== Content Cards ===== */
.featured { background: #fff; }
.content-card {
  background: var(--card-bg);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: block;
  transition: var(--transition);
  border: 1px solid rgba(36,31,28,.04);
}
.content-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.card-cover { position: relative; aspect-ratio: 16 / 9; overflow: hidden; }
.card-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.content-card:hover .card-cover img { transform: scale(1.03); }
.card-body { padding: 22px 24px 24px; }
.card-body h3 {
  font-size: 1.125rem;
  line-height: 1.45;
  font-weight: 650;
  color: var(--text-1);
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-body p {
  font-size: .906rem;
  color: var(--text-2);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.more-link {
  font-size: .875rem;
  font-weight: 600;
  color: var(--brand-1);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: var(--transition);
}
.more-link:hover { gap: 8px; color: #D14E1A; }
.featured-card .card-cover { aspect-ratio: 16 / 9; }
.featured-card .card-body h3 { font-size: 1.3125rem; -webkit-line-clamp: 2; }
.small-card .card-body { padding: 18px 20px 20px; }
.small-card .card-body h3 { font-size: 1rem; -webkit-line-clamp: 2; }
.small-card .card-body p { font-size: .843rem; -webkit-line-clamp: 2; }

/* ===== News ===== */
.news { background: var(--bg); }
.news-list { display: flex; flex-direction: column; gap: 0; }
.news-row {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 18px;
  border-radius: 12px;
  background: #fff;
  border: 1px solid rgba(36,31,28,.04);
  margin-bottom: 10px;
  transition: var(--transition);
}
.news-row:hover { background: rgba(232,101,45,.06); border-color: rgba(232,101,45,.18); transform: translateX(4px); }
.news-date {
  flex-shrink: 0;
  font-size: .8125rem;
  color: var(--text-3);
  font-weight: 500;
  min-width: 72px;
  font-family: "Inter", "PingFang SC", sans-serif;
}
.news-cat {
  flex-shrink: 0;
  font-size: .75rem;
  font-weight: 600;
  color: #9A6B00;
  background: rgba(242,181,68,.15);
  padding: 3px 10px;
  border-radius: var(--radius-pill);
}
.news-main { flex: 1; min-width: 0; }
.news-title {
  display: block;
  font-size: .9375rem;
  font-weight: 600;
  color: var(--text-1);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: var(--transition);
}
.news-row:hover .news-title { color: var(--brand-1); }
.news-summary {
  display: block;
  font-size: .8125rem;
  color: var(--text-3);
  margin-top: 3px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.news-arrow {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(36,31,28,.04);
  color: var(--text-2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .875rem;
  transition: var(--transition);
}
.news-row:hover .news-arrow { background: var(--brand-1); color: #fff; }
.feature-news-card { height: 100%; }

/* ===== Empty State ===== */
.empty-state {
  border: 1.5px dashed var(--line);
  border-radius: var(--radius-md);
  padding: 3rem 2rem;
  text-align: center;
  color: var(--text-3);
  font-size: .9375rem;
  background: rgba(255,255,255,.6);
}
.empty-icon { display: block; font-size: 2rem; margin-bottom: 10px; }

/* ===== Trust ===== */
.trust {
  background: var(--brand-2);
  color: rgba(249,245,240,.9);
  position: relative;
  overflow: hidden;
}
.trust::before {
  content: '';
  position: absolute;
  top: -60%;
  right: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255,255,255,.04);
}
.trust-grid { position: relative; z-index: 1; }
.trust-stats { display: flex; flex-direction: column; gap: 20px; }
.trust-stat { display: flex; align-items: baseline; gap: 14px; padding-bottom: 16px; border-bottom: 1px solid rgba(255,255,255,.12); }
.trust-stat strong {
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  font-family: "Inter", "PingFang SC", sans-serif;
  line-height: 1;
  min-width: 80px;
}
.trust-stat span { font-size: .875rem; color: rgba(249,245,240,.7); }
.trust-quote {
  margin: 0;
  padding: 24px 28px;
  background: rgba(255,255,255,.08);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--accent);
  font-size: 1rem;
  line-height: 1.75;
  color: rgba(249,245,240,.92);
}
.trust-quote cite {
  display: block;
  margin-top: 14px;
  font-size: .8125rem;
  font-style: normal;
  color: rgba(249,245,240,.6);
}
.trust-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: flex-start;
}
.trust-logos span {
  font-size: .875rem;
  font-weight: 600;
  color: rgba(249,245,240,.65);
  background: rgba(255,255,255,.07);
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  letter-spacing: .04em;
}

/* ===== FAQ Accordion ===== */
.faq-section { background: #fff; }
.custom-accordion { margin: 0; }
.custom-accordion .accordion-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}
.custom-accordion .accordion-item:hover { background: #FDF9F4; border-color: rgba(232,101,45,.18); }
.custom-accordion .accordion-title {
  background: transparent;
  border: none;
  padding: 18px 24px;
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
  transition: var(--transition);
}
.custom-accordion .accordion-title:hover,
.custom-accordion .accordion-title:focus { background: transparent; color: var(--brand-1); }
.custom-accordion .accordion-title::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--brand-1);
  transition: transform .25s ease;
  line-height: 1;
}
.custom-accordion .accordion-item.is-active .accordion-title::after { transform: rotate(45deg); }
.custom-accordion .accordion-content {
  border-top: 1px solid var(--line);
  border-left: 2px solid var(--brand-1);
  margin-left: 24px;
  padding: 16px 24px 20px 20px;
  background: transparent;
  color: var(--text-2);
  font-size: .9375rem;
  line-height: 1.75;
}

/* ===== CTA Subscribe ===== */
.cta-subscribe { background: var(--bg); }
.cta-banner {
  position: relative;
  border-radius: var(--radius-lg);
  padding: 64px 48px;
  text-align: center;
  background:
    linear-gradient(to bottom, rgba(29,92,74,.1), rgba(29,92,74,.06)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  border: 1px solid rgba(36,31,28,.06);
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: 24px;
  right: 24px;
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: rgba(232,101,45,.12);
}
.cta-banner::after {
  content: '';
  position: absolute;
  bottom: 24px;
  left: 24px;
  width: 60px;
  height: 60px;
  border-radius: 14px;
  background: rgba(242,181,68,.14);
  transform: rotate(12deg);
}
.cta-banner h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text-1);
  position: relative;
  z-index: 1;
}
.cta-banner > p {
  color: var(--text-2);
  font-size: 1rem;
  margin-bottom: 32px;
  position: relative;
  z-index: 1;
}
.subscribe-form {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  max-width: 480px;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-pill);
  padding: 5px;
  box-shadow: var(--shadow-md);
  border: 1px solid rgba(36,31,28,.06);
  position: relative;
  z-index: 1;
}
.subscribe-form input {
  flex: 1;
  min-width: 0;
  background: transparent;
  padding: 12px 20px;
  font-size: .9375rem;
  color: var(--text-1);
  border-radius: var(--radius-pill);
}
.subscribe-form input::placeholder { color: var(--text-3); }
.subscribe-form input:focus { box-shadow: none; }
.subscribe-form .btn { flex-shrink: 0; }
.form-note {
  margin-top: 18px;
  font-size: .8125rem;
  color: var(--text-3);
  position: relative;
  z-index: 1;
}
.subscribe-success {
  display: none;
  margin-top: 14px;
  padding: 10px 20px;
  background: rgba(29,92,74,.1);
  color: var(--brand-2);
  border-radius: var(--radius-pill);
  font-size: .875rem;
  font-weight: 500;
  position: relative;
  z-index: 1;
}
.subscribe-success.show { display: inline-block; }

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(249,245,240,.75);
  padding: 72px 0 32px;
  border-top: 2px solid var(--brand-1);
}
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}
.footer-desc { font-size: .875rem; line-height: 1.7; color: rgba(249,245,240,.6); margin-bottom: 24px; max-width: 320px; }
.social-icons { display: flex; gap: 10px; }
.social-icons a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
  color: rgba(249,245,240,.7);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .9375rem;
  transition: var(--transition);
}
.social-icons a:hover { background: var(--brand-1); color: #fff; transform: translateY(-2px); }
.site-footer h4 {
  font-size: .9375rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: .04em;
}
.site-footer .footer-col a {
  display: block;
  font-size: .875rem;
  color: rgba(249,245,240,.6);
  padding: 6px 0;
  transition: var(--transition);
}
.site-footer .footer-col a:hover { color: var(--brand-1); padding-left: 4px; }
.site-footer .footer-col p { font-size: .875rem; color: rgba(249,245,240,.6); line-height: 1.7; }
.footer-bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.08);
  text-align: center;
  font-size: .8125rem;
  color: rgba(249,245,240,.4);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .section-pad { padding: 72px 0; }
  .hero { min-height: 580px; padding: 140px 0 90px; }
  .hero-stats { right: 24px; bottom: 28px; gap: 24px; padding: 16px 24px; }
  .story-content { padding-left: 0; margin-top: 32px; }
  .trust-stats { margin-bottom: 32px; }
  .trust-logos { margin-top: 32px; }
}

@media (max-width: 768px) {
  .section-pad { padding: 56px 0; }
  .dock-links { display: none; }
  .hamburger { display: flex; }
  .dock-nav .dock-actions .icon-btn { display: none; }
  .hero { padding: 120px 0 60px; min-height: auto; }
  .hero-stats {
    position: static;
    margin: 32px 24px 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    padding: 16px;
    text-align: center;
  }
  .stat-item strong { font-size: 1.125rem; }
  .stat-item span { font-size: .75rem; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { width: 100%; }
  .cta-banner { padding: 48px 24px; }
  .footer-bottom { margin-top: 36px; }
}

@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .hero { padding: 110px 0 50px; }
  .story-list { grid-template-columns: 1fr; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 16px 12px; }
  .news-date { min-width: 60px; font-size: .75rem; }
  .news-cat { display: none; }
  .news-arrow { width: 28px; height: 28px; }
  .subscribe-form { flex-direction: column; background: transparent; box-shadow: none; padding: 0; gap: 12px; }
  .subscribe-form input { width: 100%; background: #fff; border: 1px solid var(--line); padding: 14px 20px; }
  .subscribe-form .btn { width: 100%; }
  .cta-banner { padding: 40px 20px; border-radius: var(--radius-md); }
  .trust-quote { padding: 20px 18px; }
}

/* roulang page: category1 */
:root {
  --brand-1: #E8652D;
  --brand-1-light: #F07830;
  --brand-2: #1D5C4A;
  --brand-2-dark: #14503F;
  --bg: #F9F5F0;
  --bg-dark: #1C1917;
  --accent: #F2B544;
  --text-1: #241F1C;
  --text-2: #5C554F;
  --text-3: #9A918A;
  --line: rgba(36,31,28,.10);
  --line-solid: #E8E2DA;
  --card-bg: #FFFFFF;
  --shadow-sm: 0 2px 8px rgba(30,20,10,.06);
  --shadow-md: 0 12px 32px rgba(30,20,10,.10);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --pad-section: 96px;
  --font-sans: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "Inter", "PingFang SC", sans-serif;
  --tr: all .25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text-1);
  line-height: 1.75;
  font-size: 1rem;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: var(--tr); }
button, input { font-family: inherit; border: none; outline: none; background: none; }
h1, h2, h3, h4, h5, h6 { line-height: 1.3; font-weight: 700; color: var(--text-1); }
h1 { font-size: clamp(2rem, 4.5vw, 3.3rem); line-height: 1.15; letter-spacing: -.01em; font-weight: 800; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.2rem); line-height: 1.25; margin-bottom: 24px; }
h3 { font-size: 1.15rem; line-height: 1.45; font-weight: 650; }
p { margin-bottom: 1.5em; color: var(--text-2); }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid rgba(232,101,45,.35); outline-offset: 2px; }

.container { max-width: 1200px; margin-inline: auto; padding-inline: 24px; }

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  padding: 10px 28px;
  border-radius: var(--radius-pill);
  font-size: .9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--tr);
  white-space: nowrap;
  line-height: 1.2;
  border: 1px solid transparent;
}
.btn-primary { background: var(--brand-1); color: #fff; box-shadow: 0 4px 14px rgba(232,101,45,.25); }
.btn-primary:hover { background: var(--brand-1-light); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(232,101,45,.32); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(232,101,45,.2); }
.btn-outline { border-color: var(--brand-1); color: var(--brand-1); background: transparent; }
.btn-outline:hover { background: rgba(232,101,45,.08); border-color: var(--brand-1-light); }
.btn-ghost { border-color: rgba(255,255,255,.6); color: #fff; background: transparent; }
.btn-ghost:hover { background: #fff; color: var(--bg-dark); border-color: #fff; }
.btn-small { min-height: 36px; padding: 6px 18px; font-size: .8125rem; }

/* ===== Dock Nav ===== */
.dock-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: min(780px, calc(100% - 32px));
  z-index: 1000;
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(249,245,240,.78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(36,31,28,.08);
  border-radius: var(--radius-pill);
  padding: 8px 12px 8px 16px;
  box-shadow: var(--shadow-sm);
  transition: var(--tr);
}
.dock-nav.scrolled { background: rgba(249,245,240,.94); box-shadow: var(--shadow-md); }
.dock-logo { display: flex; align-items: center; gap: 9px; flex-shrink: 0; }
.logo-mark {
  width: 34px; height: 34px;
  background: var(--brand-1);
  color: #fff;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-num);
  font-weight: 800; font-size: 1.15rem;
  position: relative;
  box-shadow: 0 2px 6px rgba(232,101,45,.3);
}
.logo-mark::after {
  content: '';
  position: absolute; inset: -3px;
  border-radius: 12px;
  border: 1.5px solid rgba(232,101,45,.3);
  transform: rotate(8deg);
}
.logo-text { font-weight: 700; font-size: 1.05rem; color: var(--text-1); letter-spacing: .01em; }
.dock-links { display: flex; align-items: center; gap: 4px; margin-inline: auto; }
.dock-links a {
  padding: 7px 16px;
  border-radius: var(--radius-pill);
  font-size: .875rem;
  font-weight: 500;
  color: var(--text-2);
  white-space: nowrap;
}
.dock-links a:hover { background: rgba(232,101,45,.08); color: var(--brand-1); }
.dock-links a.active { background: var(--brand-1); color: #fff; font-weight: 600; box-shadow: 0 2px 8px rgba(232,101,45,.25); }
.dock-actions { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.icon-btn {
  width: 36px; height: 36px;
  border-radius: 50%;
  color: var(--text-2);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: .875rem;
  transition: var(--tr);
}
.icon-btn:hover { background: rgba(232,101,45,.1); color: var(--brand-1); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: 8px;
  flex-shrink: 0;
}
.hamburger span { width: 20px; height: 2px; background: var(--text-1); border-radius: 2px; transition: var(--tr); }
.dock-nav.menu-open .hamburger span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.dock-nav.menu-open .hamburger span:nth-child(2) { opacity: 0; }
.dock-nav.menu-open .hamburger span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* Mobile menu dropdown */
@media (max-width: 768px) {
  .dock-nav { width: calc(100% - 32px); padding: 6px 10px 6px 14px; gap: 8px; }
  .dock-links {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 0; right: 0;
    background: rgba(255,255,255,.98);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    padding: 12px;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    border: 1px solid var(--line);
  }
  .dock-nav.menu-open .dock-links { display: flex; }
  .dock-links a { padding: 12px 16px; border-radius: 10px; text-align: center; }
  .dock-actions .btn-small { min-height: 34px; padding: 4px 14px; font-size: .8125rem; }
  .hamburger { display: flex; }
}

/* ===== Search Overlay ===== */
.search-overlay {
  position: fixed;
  inset: 0;
  background: rgba(28,25,23,.52);
  z-index: 1500;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding: 120px 16px 0;
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.search-overlay.open { display: flex; }
.search-box {
  background: #fff;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-md);
  padding: 6px 6px 6px 24px;
  display: flex;
  gap: 8px;
  width: min(560px, 100%);
}
.search-box input { flex: 1; font-size: .9375rem; color: var(--text-1); min-height: 44px; }
.search-box input::placeholder { color: var(--text-3); }
.search-box .btn { flex-shrink: 0; }
.search-close {
  width: 36px; height: 36px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-3);
  cursor: pointer;
  font-size: 1.1rem;
  margin-inline: 4px;
  transition: var(--tr);
}
.search-close:hover { background: rgba(36,31,28,.06); color: var(--text-1); }

/* ===== Category Banner ===== */
.cat-banner {
  position: relative;
  min-height: 340px;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center 30%;
  padding: 150px 0 56px;
  border-bottom: 3px solid var(--brand-1);
}
.cat-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(249,245,240,.96) 0%, rgba(249,245,240,.82) 55%, rgba(232,101,45,.28) 100%);
}
.cat-banner .container { position: relative; z-index: 1; }
.cat-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .8125rem;
  color: var(--text-3);
  margin-bottom: 18px;
  padding: 8px 0;
}
.cat-breadcrumb a { color: var(--text-2); }
.cat-breadcrumb a:hover { color: var(--brand-1); }
.cat-breadcrumb .sep { color: var(--text-3); }
.cat-breadcrumb .current { color: var(--text-3); }
.cat-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--accent);
  color: #3D2C0B;
  font-size: .75rem;
  font-weight: 600;
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
  letter-spacing: .02em;
}
.cat-banner h1 { margin-bottom: 14px; color: var(--text-1); }
.cat-intro {
  max-width: 660px;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--text-2);
  margin-bottom: 0;
}

/* ===== Main Content ===== */
.cat-main { padding: 64px 0 72px; }
.cat-main .cell { margin-bottom: 32px; }

/* About Block */
.about-block {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 36px;
  margin-bottom: 40px;
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.about-block::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--brand-1);
  border-radius: 0 4px 4px 0;
}
.about-block h2 { margin-bottom: 16px; }
.about-block p { margin-bottom: 1.4em; line-height: 1.85; }
.about-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin-top: 8px;
  box-shadow: var(--shadow-sm);
}
.about-img img { width: 100%; height: 260px; object-fit: cover; transition: transform .5s ease; }
.about-img:hover img { transform: scale(1.02); }

/* Feature List */
.feature-list { margin-bottom: 48px; }
.feature-list h2 { margin-bottom: 28px; position: relative; padding-left: 16px; }
.feature-list h2::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 5px; height: 22px;
  background: var(--brand-1);
  border-radius: 999px;
}
.feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.feature-item {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 24px 24px 20px;
  transition: var(--tr);
  position: relative;
  overflow: hidden;
}
.feature-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: rgba(232,101,45,.28);
}
.feature-item::after {
  content: '';
  position: absolute;
  right: -20px; bottom: -20px;
  width: 80px; height: 80px;
  border-radius: 50%;
  background: rgba(232,101,45,.04);
  transition: var(--tr);
}
.feature-item:hover::after { transform: scale(1.4); }
.feature-num {
  font-family: var(--font-num);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--brand-1);
  opacity: .7;
  display: block;
  margin-bottom: 10px;
  letter-spacing: -.02em;
}
.feature-item h3 { margin-bottom: 8px; font-size: 1.0625rem; }
.feature-item p { font-size: .875rem; line-height: 1.7; margin-bottom: 0; color: var(--text-2); }

/* Content Cards */
.content-gallery { margin-bottom: 40px; }
.content-gallery h2 { margin-bottom: 28px; position: relative; padding-left: 16px; }
.content-gallery h2::before {
  content: '';
  position: absolute;
  left: 0; top: 50%;
  transform: translateY(-50%);
  width: 5px; height: 22px;
  background: var(--brand-1);
  border-radius: 999px;
}
.content-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: var(--tr);
  border: 1px solid var(--line);
  height: 100%;
  display: flex;
  flex-direction: column;
}
.content-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.content-card .card-cover { position: relative; overflow: hidden; aspect-ratio: 16/9; }
.content-card .card-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .45s ease; }
.content-card:hover .card-cover img { transform: scale(1.04); }
.card-badge {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--accent);
  color: #3D2C0B;
  font-size: .75rem;
  font-weight: 600;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  z-index: 1;
}
.card-body { padding: 22px 22px 18px; display: flex; flex-direction: column; flex: 1; }
.card-body h3 { font-size: 1.0625rem; margin-bottom: 8px; }
.card-body h3 a:hover { color: var(--brand-1); }
.card-body p { font-size: .875rem; color: var(--text-2); line-height: 1.7; margin-bottom: 14px; flex: 1; }
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .8125rem;
  font-weight: 600;
  color: var(--brand-1);
}
.card-link:hover { gap: 10px; }
.card-horizontal {
  flex-direction: row;
  align-items: stretch;
}
.card-horizontal .card-cover { width: 40%; aspect-ratio: auto; min-height: 100%; }
.card-horizontal .card-cover img { height: 100%; }
.card-horizontal .card-body { width: 60%; }

/* ===== Sidebar ===== */
.cat-sidebar { padding-left: 8px; }
.side-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 26px 24px;
  margin-bottom: 24px;
  border: 1px solid var(--line);
}
.side-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--bg);
  display: flex;
  align-items: center;
  gap: 8px;
}
.side-title i { color: var(--brand-1); font-size: .875rem; }
.side-title::after {
  content: '';
  flex: 1;
  height: 2px;
  background: var(--brand-1);
  opacity: .15;
  border-radius: 2px;
}
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.stat-item {
  text-align: center;
  background: var(--bg);
  border-radius: var(--radius-sm);
  padding: 18px 10px;
  transition: var(--tr);
}
.stat-item:hover { background: rgba(232,101,45,.06); transform: translateY(-2px); }
.stat-num {
  display: block;
  font-family: var(--font-num);
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--brand-1);
  line-height: 1.2;
}
.stat-num em { font-style: normal; font-size: 1rem; color: var(--text-3); }
.stat-label { display: block; font-size: .75rem; color: var(--text-2); margin-top: 4px; font-weight: 500; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud a {
  display: inline-block;
  background: var(--bg);
  border: 1px solid var(--line);
  color: var(--text-2);
  font-size: .8125rem;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  transition: var(--tr);
}
.tag-cloud a:hover {
  background: var(--brand-1);
  border-color: var(--brand-1);
  color: #fff;
  transform: translateY(-2px);
}
.side-cta {
  background: var(--brand-2);
  color: rgba(255,255,255,.85);
  border: none;
  position: relative;
  overflow: hidden;
}
.side-cta::before {
  content: '';
  position: absolute;
  right: -30px; bottom: -30px;
  width: 110px; height: 110px;
  border-radius: 50%;
  background: rgba(255,255,255,.05);
}
.side-cta::after {
  content: '';
  position: absolute;
  right: -12px; bottom: -12px;
  width: 70px; height: 70px;
  border-radius: 50%;
  background: rgba(255,255,255,.04);
}
.side-cta .side-title { color: #fff; border-bottom-color: rgba(255,255,255,.12); }
.side-cta .side-title i { color: var(--accent); }
.side-cta p { color: rgba(255,255,255,.75); font-size: .875rem; margin-bottom: 18px; position: relative; z-index: 1; }
.side-cta .btn { position: relative; z-index: 1; width: 100%; }

/* ===== FAQ ===== */
.faq-section { padding: 16px 0 72px; }
.faq-section h2 { text-align: center; margin-bottom: 12px; }
.faq-section .faq-sub { text-align: center; color: var(--text-3); font-size: .9375rem; margin-bottom: 36px; }
.faq-accordion { background: transparent; max-width: 820px; margin-inline: auto; }
.faq-accordion .accordion-item {
  background: var(--card-bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--tr);
  box-shadow: var(--shadow-sm);
}
.faq-accordion .accordion-item:hover { border-color: rgba(232,101,45,.3); box-shadow: var(--shadow-sm); }
.faq-accordion .accordion-title {
  background: transparent;
  border-bottom: none;
  padding: 18px 60px 18px 22px;
  font-size: .9375rem;
  font-weight: 600;
  color: var(--text-1);
  position: relative;
  line-height: 1.5;
  transition: var(--tr);
}
.faq-accordion .accordion-title:hover { background: #FDF9F4; color: var(--brand-1); }
.faq-accordion .accordion-title::before,
.faq-accordion .accordion-title::after {
  content: '';
  position: absolute;
  right: 26px;
  top: 50%;
  width: 14px;
  height: 2px;
  background: var(--brand-1);
  border-radius: 2px;
  transition: transform .25s ease;
}
.faq-accordion .accordion-title::after { transform: rotate(90deg); }
.faq-accordion .accordion-item.is-active .accordion-title::after { transform: rotate(0deg); }
.faq-accordion .accordion-content {
  border-bottom: none;
  background: var(--card-bg);
  padding: 0 24px 20px 28px;
  border-left: 2px solid var(--brand-1);
  margin-left: 24px;
  color: var(--text-2);
  font-size: .90625rem;
  line-height: 1.8;
}
.faq-accordion .accordion-content p { margin-bottom: 0; }

/* ===== CTA ===== */
.cat-cta { padding-bottom: 96px; }
.cta-banner {
  position: relative;
  background: var(--bg-dark);
  border-radius: 24px;
  padding: 56px 48px;
  overflow: hidden;
  display: flex;
  justify-content: center;
  text-align: center;
  border-top: 3px solid var(--brand-1);
}
.cta-banner::before {
  content: '9';
  position: absolute;
  right: -20px; top: -60px;
  font-size: 14rem;
  font-weight: 800;
  font-family: var(--font-num);
  color: rgba(255,255,255,.04);
  line-height: 1;
  pointer-events: none;
}
.cta-banner::after {
  content: '';
  position: absolute;
  left: -40px; bottom: -80px;
  width: 220px; height: 220px;
  border-radius: 50%;
  background: rgba(232,101,45,.1);
  pointer-events: none;
}
.cta-content { max-width: 620px; position: relative; z-index: 1; }
.cta-content h2 { color: #fff; margin-bottom: 10px; }
.cta-content > p { color: rgba(255,255,255,.7); font-size: .9375rem; margin-bottom: 28px; }
.cta-form {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-pill);
  padding: 5px;
  margin-bottom: 14px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}
.cta-form input {
  flex: 1;
  min-height: 44px;
  padding: 8px 20px;
  font-size: .875rem;
  color: #fff;
  background: transparent;
  border-radius: var(--radius-pill);
}
.cta-form input::placeholder { color: rgba(255,255,255,.45); }
.cta-form input:focus { outline: none; box-shadow: none; }
.cta-form .btn { flex-shrink: 0; }
.cta-note { font-size: .75rem; color: rgba(255,255,255,.4); margin-bottom: 0; }

/* ===== Footer ===== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.75);
  border-top: 3px solid var(--brand-1);
  padding: 64px 0 0;
}
.site-footer .footer-logo { display: flex; align-items: center; gap: 10px; color: #fff; font-weight: 700; font-size: 1.25rem; margin-bottom: 16px; }
.site-footer .footer-logo .logo-mark { width: 36px; height: 36px; font-size: 1.2rem; }
.footer-desc { font-size: .8125rem; color: rgba(255,255,255,.6); line-height: 1.8; margin-bottom: 20px; max-width: 340px; }
.social-icons { display: flex; gap: 8px; }
.social-icons a {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.75);
  font-size: .875rem;
  transition: var(--tr);
}
.social-icons a:hover { background: var(--brand-1); color: #fff; transform: translateY(-3px); }
.site-footer h4 { color: #fff; font-size: .9375rem; margin-bottom: 18px; font-weight: 600; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: .8125rem; color: rgba(255,255,255,.6); transition: var(--tr); display: inline-block; }
.footer-col a:hover { color: var(--brand-1-light); transform: translateX(4px); }
.footer-col p { font-size: .8125rem; color: rgba(255,255,255,.6); margin-bottom: 0; }
.footer-bottom {
  margin-top: 40px;
  padding: 20px 0;
  border-top: 1px solid rgba(255,255,255,.08);
  text-align: center;
}
.footer-bottom p { font-size: .75rem; color: rgba(255,255,255,.4); margin-bottom: 0; }

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  :root { --pad-section: 72px; }
  .dock-nav { width: min(640px, calc(100% - 32px)); }
  .dock-links a { padding: 6px 10px; font-size: .8125rem; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --pad-section: 56px; }
  .cat-banner { min-height: 300px; padding-top: 130px; }
  .cat-main { padding: 40px 0 56px; }
  .about-block { padding: 24px; }
  .feature-grid { grid-template-columns: 1fr; }
  .content-card .card-cover { aspect-ratio: 16/10; }
  .card-horizontal { flex-direction: column; }
  .card-horizontal .card-cover { width: 100%; aspect-ratio: 16/9; }
  .card-horizontal .card-body { width: 100%; }
  .cat-sidebar { padding-left: 0; margin-top: 8px; }
  .cta-banner { padding: 40px 24px; }
  .cta-form { flex-direction: column; background: transparent; border: none; padding: 0; gap: 10px; }
  .cta-form input { width: 100%; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.2); }
  .cta-form .btn { width: 100%; }
  .site-footer { padding-top: 48px; }
  .footer-col { margin-bottom: 24px; }
}

@media (max-width: 520px) {
  .dock-nav { width: calc(100% - 20px); top: 10px; }
  .logo-text { display: none; }
  .dock-actions .icon-btn { display: none; }
  .cat-banner { min-height: 280px; padding-top: 120px; }
  .cat-intro { font-size: .9375rem; }
  .about-block { padding: 20px; }
  .about-img img { height: 200px; }
  .feature-item { padding: 18px 16px 16px; }
  .stats-grid { gap: 8px; }
  .side-card { padding: 20px 16px; }
  .faq-accordion .accordion-title { font-size: .875rem; padding: 16px 50px 16px 16px; }
  .faq-accordion .accordion-content { padding: 0 16px 16px 18px; margin-left: 14px; font-size: .84375rem; }
  .cta-banner { padding: 32px 20px; border-radius: 16px; }
  .cta-content h2 { font-size: 1.4rem; }
}

/* roulang page: article */
:root {
  --brand-1: #E8652D;
  --brand-2: #1D5C4A;
  --bg: #F9F5F0;
  --bg-dark: #1C1917;
  --accent: #F2B544;
  --text-1: #241F1C;
  --text-2: #5C554F;
  --text-3: #9A918A;
  --line: rgba(36,31,28,.10);
  --card-bg: #FFFFFF;
  --shadow-sm: 0 2px 8px rgba(30,20,10,.06);
  --shadow-md: 0 12px 32px rgba(30,20,10,.10);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --font-main: "PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num: "Inter","PingFang SC",sans-serif;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text-1);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: all .25s ease; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; }
ul, ol { list-style-position: inside; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 720px; margin: 0 auto; padding: 0 24px; }

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 24px;
  border-radius: var(--radius-pill);
  font-size: .95rem;
  font-weight: 600;
  line-height: 1.2;
  border: 1px solid transparent;
  transition: all .25s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--brand-1); color: #fff; }
.btn-primary:hover { background: #F07830; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(232,101,45,.3); }
.btn-primary:active { transform: translateY(0); box-shadow: none; }
.btn-outline { border-color: var(--brand-1); color: var(--brand-1); background: transparent; }
.btn-outline:hover { background: rgba(232,101,45,.08); transform: translateY(-2px); }
.btn-outline:active { transform: translateY(0); }
.btn-small { min-height: 38px; padding: 7px 18px; font-size: .875rem; }

/* 焦点 */
a:focus-visible, button:focus-visible, input:focus-visible {
  outline: 3px solid rgba(232,101,45,.4);
  outline-offset: 2px;
  border-radius: 4px;
}

/* ── Dock 导航 ── */
.dock-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: min(820px, calc(100% - 32px));
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 8px 10px 8px 16px;
  background: rgba(249,245,240,.78);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(36,31,28,.08);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-sm);
  transition: all .3s ease;
}
.dock-nav.scrolled {
  background: rgba(249,245,240,.94);
  box-shadow: var(--shadow-md);
}
.dock-logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 1.12rem;
  font-weight: 800;
  color: var(--text-1);
  flex-shrink: 0;
}
.logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  background: var(--brand-1);
  color: #fff;
  border-radius: 10px;
  font-family: var(--font-num);
  font-size: 1.05rem;
  font-weight: 800;
  line-height: 1;
}
.logo-text { font-size: 1.1rem; }
.dock-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
}
.dock-links a {
  position: relative;
  padding: 7px 14px;
  border-radius: var(--radius-pill);
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-2);
  white-space: nowrap;
}
.dock-links a:hover { background: rgba(232,101,45,.08); color: var(--brand-1); }
.dock-links a.active { background: rgba(232,101,45,.12); color: var(--brand-1); font-weight: 600; }
.dock-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}
.icon-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--text-2);
  border: 1px solid var(--line);
  background: #fff;
  font-size: .85rem;
  transition: all .25s ease;
}
.icon-btn:hover { color: var(--brand-1); border-color: var(--brand-1); }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  width: 38px;
  height: 38px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: #fff;
}
.hamburger span { display: block; width: 18px; height: 2px; background: var(--text-1); border-radius: 2px; transition: all .3s ease; }

/* ── 面包屑 ── */
.breadcrumb {
  font-size: .85rem;
  color: var(--text-3);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 2px;
  margin-bottom: 18px;
}
.breadcrumb a { color: var(--text-2); }
.breadcrumb a:hover { color: var(--brand-1); }
.breadcrumb .sep { margin: 0 6px; color: var(--text-3); }
.breadcrumb .current { color: var(--text-3); max-width: 280px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ── 文章页 ── */
.article-main { padding-top: 100px; }
.article-header {
  background: linear-gradient(135deg, rgba(232,101,45,.05), rgba(29,92,74,.03)), var(--bg);
  border-bottom: 1px solid var(--line);
  padding: 48px 0 36px;
}
.category-badge {
  display: inline-block;
  padding: 4px 14px;
  background: var(--accent);
  color: #4A3410;
  border-radius: var(--radius-pill);
  font-size: .8rem;
  font-weight: 600;
  margin-bottom: 14px;
}
.article-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.7rem);
  line-height: 1.25;
  font-weight: 800;
  color: var(--text-1);
  margin-bottom: 18px;
  max-width: 860px;
  letter-spacing: -0.01em;
}
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  color: var(--text-3);
  font-size: .875rem;
  padding-bottom: 12px;
}
.article-meta span { display: inline-flex; align-items: center; gap: 6px; }
.article-meta i { font-size: .8rem; color: var(--brand-1); }

.article-cover-wrap {
  max-width: 1080px;
  padding: 36px 24px 12px;
}
.article-cover-wrap img {
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.article-body { padding: 40px 0 56px; }
.article-content {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--text-1);
}
.article-content p { margin-bottom: 1.5em; }
.article-content h2 {
  font-size: 1.6rem;
  font-weight: 700;
  line-height: 1.3;
  margin: 2em 0 .8em;
  color: var(--text-1);
}
.article-content h3 {
  font-size: 1.25rem;
  font-weight: 650;
  line-height: 1.4;
  margin: 1.8em 0 .6em;
  color: var(--text-1);
}
.article-content ul,
.article-content ol { margin: 0 0 1.5em 1.4em; }
.article-content li { margin-bottom: .5em; }
.article-content blockquote {
  border-left: 3px solid var(--brand-1);
  background: rgba(232,101,45,.05);
  padding: 1rem 1.5rem;
  margin: 1.5em 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-2);
}
.article-content code {
  background: rgba(36,31,28,.06);
  border-radius: 4px;
  padding: .15em .4em;
  font-size: .9em;
  font-family: "SFMono-Regular", Consolas, monospace;
}
.article-content a { color: var(--brand-1); text-decoration: underline; }
.article-content table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 1.5em;
  background: #fff;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.article-content table th,
.article-content table td {
  border: 1px solid var(--line);
  padding: 10px 14px;
  text-align: left;
  font-size: .95rem;
}
.article-content table th { background: #FDF4EC; font-weight: 600; }
.article-content img { border-radius: var(--radius-sm); margin-bottom: 1.5em; }

/* 标签 */
.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 32px 0 12px;
  border-top: 1px solid var(--line);
  margin-top: 24px;
}
.tag {
  padding: 5px 14px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-pill);
  font-size: .8rem;
  color: var(--text-2);
  transition: all .25s ease;
}
.tag:hover { border-color: var(--brand-1); color: var(--brand-1); }

/* 上一篇 / 下一篇 */
.article-prev-next {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding: 36px 0 8px;
}
.pn-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 20px 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  transition: all .25s ease;
}
.pn-item:hover { border-color: var(--brand-1); box-shadow: var(--shadow-md); transform: translateY(-2px); }
.pn-item.pn-next { text-align: right; }
.pn-label { font-size: .8rem; color: var(--text-3); }
.pn-title { font-weight: 600; color: var(--text-1); }

/* 相关阅读 */
.related-section {
  background: #fff;
  border-top: 1px solid var(--line);
  padding: 64px 0 48px;
}
.related-section .section-header {
  text-align: center;
  margin-bottom: 40px;
}
.related-section .section-header h2 {
  font-size: clamp(1.4rem, 2.4vw, 2rem);
  font-weight: 700;
  color: var(--text-1);
}
.related-section .section-header p {
  color: var(--text-3);
  font-size: .95rem;
  margin-top: 8px;
}
.content-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all .25s ease;
  height: 100%;
  margin-bottom: 24px;
}
.content-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.card-cover { overflow: hidden; aspect-ratio: 16 / 9; background: var(--bg); }
.card-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.content-card:hover .card-cover img { transform: scale(1.03); }
.card-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.card-badge {
  align-self: flex-start;
  display: inline-block;
  padding: 3px 12px;
  background: var(--accent);
  color: #4A3410;
  border-radius: var(--radius-pill);
  font-size: .78rem;
  font-weight: 600;
  margin-bottom: 12px;
}
.card-body h3 {
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.45;
  margin-bottom: 10px;
  color: var(--text-1);
}
.card-meta { font-size: .8rem; color: var(--text-3); margin-bottom: 12px; }
.card-link {
  margin-top: auto;
  color: var(--brand-1);
  font-size: .9rem;
  font-weight: 600;
}
.card-link:hover { text-decoration: underline; }

/* 空态 */
.empty-state {
  border: 1.5px dashed rgba(36,31,28,.2);
  border-radius: var(--radius-lg);
  padding: 3rem 2rem;
  text-align: center;
  color: var(--text-3);
  background: #fff;
}
.empty-state i { font-size: 1.8rem; color: var(--text-3); margin-bottom: 12px; display: block; }
.empty-state a {
  display: inline-block;
  color: var(--brand-1);
  font-weight: 600;
  margin-top: 14px;
  border: 1px solid var(--brand-1);
  padding: 8px 24px;
  border-radius: var(--radius-pill);
  transition: all .25s ease;
}
.empty-state a:hover { background: rgba(232,101,45,.08); }

/* 返回首页 */
.back-home {
  text-align: center;
  padding: 56px 24px;
}
.back-home a { gap: 8px; }

/* ── 页脚 ── */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255,255,255,.75);
  padding: 64px 0 32px;
  position: relative;
}
.site-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--brand-1);
}
.site-footer .grid-x { row-gap: 32px; }
.footer-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 16px;
}
.footer-desc {
  color: rgba(255,255,255,.6);
  font-size: .9rem;
  max-width: 320px;
  margin-bottom: 20px;
  line-height: 1.7;
}
.social-icons { display: flex; gap: 10px; }
.social-icons a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,.75);
  font-size: .9rem;
  transition: all .25s ease;
}
.social-icons a:hover { background: var(--brand-1); color: #fff; transform: translateY(-2px); }
.site-footer h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 16px;
}
.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-col a { color: rgba(255,255,255,.6); font-size: .9rem; }
.footer-col a:hover { color: var(--brand-1); }
.footer-col p { color: rgba(255,255,255,.6); font-size: .9rem; margin: 0; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 48px;
  padding-top: 24px;
  text-align: center;
  color: rgba(255,255,255,.4);
  font-size: .85rem;
}

/* ── 响应式 ── */
@media (max-width: 1024px) {
  .dock-nav { width: min(680px, calc(100% - 28px)); }
  .dock-links { gap: 0; }
  .dock-links a { padding: 7px 10px; font-size: .85rem; }
}
@media (max-width: 768px) {
  .dock-nav {
    top: 12px;
    width: calc(100% - 20px);
    padding: 8px 10px 8px 14px;
  }
  .dock-links {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 4px;
    background: rgba(249,245,240,.97);
    border-radius: 20px;
    padding: 14px;
    border: 1px solid rgba(36,31,28,.1);
    box-shadow: var(--shadow-md);
  }
  .dock-nav.menu-open .dock-links { display: flex; }
  .dock-links a { width: 100%; text-align: center; padding: 11px; font-size: .95rem; }
  .hamburger { display: flex; }
  .dock-actions .icon-btn { display: none; }
  .article-main { padding-top: 88px; }
  .article-header { padding: 36px 0 28px; }
  .article-header h1 { font-size: clamp(1.5rem, 5vw, 2rem); }
  .article-meta { gap: 12px; font-size: .8rem; }
  .article-cover-wrap { padding: 24px 16px 8px; }
  .article-cover-wrap img { aspect-ratio: 16 / 10; }
  .article-body { padding: 28px 0 40px; }
  .article-prev-next { grid-template-columns: 1fr; }
  .related-section { padding: 48px 0 32px; }
  .site-footer { padding: 48px 0 24px; }
}
@media (max-width: 520px) {
  .dock-actions .btn-small { min-height: 34px; padding: 6px 14px; font-size: .8rem; }
  .dock-logo .logo-text { font-size: 1rem; }
  .breadcrumb .current { max-width: 160px; }
  .article-meta span { gap: 4px; }
  .article-content { font-size: 1rem; }
  .article-content blockquote { padding: .9rem 1.1rem; }
  .card-body { padding: 16px; }
  .card-body h3 { font-size: 1rem; }
}

/* roulang page: category2 */
:root {
  --brand-1: #E8652D;
  --brand-2: #1D5C4A;
  --bg: #F9F5F0;
  --bg-dark: #1C1917;
  --accent: #F2B544;
  --text-1: #241F1C;
  --text-2: #5C554F;
  --text-3: #9A918A;
  --line: rgba(36, 31, 28, .10);
  --shadow-sm: 0 2px 8px rgba(30, 20, 10, .06);
  --shadow-md: 0 12px 32px rgba(30, 20, 10, .10);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --transition: all .25s ease;
  --font-cn: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-num: "Inter", "PingFang SC", sans-serif;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-cn);
  background: var(--bg);
  color: var(--text-1);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, textarea { font-family: inherit; }
ul, ol { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.grid-margin-x { margin-left: -12px; margin-right: -12px; }
.grid-margin-x > .cell { padding-left: 12px; padding-right: 12px; }

/* ===== Dock 导航 ===== */
.dock-nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  width: min(720px, calc(100% - 32px));
  background: rgba(249, 245, 240, .78);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid rgba(36, 31, 28, .08);
  border-radius: var(--radius-pill);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  z-index: 1000;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}
.dock-nav.scrolled { background: rgba(249, 245, 240, .92); box-shadow: var(--shadow-md); }
.dock-logo { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.logo-mark {
  width: 36px; height: 36px;
  border-radius: 10px;
  background: var(--brand-1);
  color: #fff;
  font-family: var(--font-num);
  font-weight: 800;
  font-size: 1.3rem;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(232, 101, 45, .3);
}
.logo-text { font-weight: 700; font-size: 1.1rem; letter-spacing: .02em; color: var(--text-1); }
.dock-links { display: flex; align-items: center; gap: 4px; }
.dock-links a {
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: .9375rem;
  font-weight: 500;
  color: var(--text-2);
  white-space: nowrap;
}
.dock-links a:hover { color: var(--brand-1); background: rgba(232, 101, 45, .06); }
.dock-links a.active { color: var(--brand-1); font-weight: 600; background: rgba(232, 101, 45, .08); }
.dock-actions { display: flex; align-items: center; gap: 8px; }
.icon-btn {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: transparent;
  color: var(--text-2);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  transition: var(--transition);
}
.icon-btn:hover { color: var(--brand-1); background: rgba(232, 101, 45, .08); }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-size: .9375rem;
  font-weight: 600;
  min-height: 44px;
  transition: var(--transition);
  border: none;
}
.btn-primary { background: var(--brand-1); color: #fff; }
.btn-primary:hover { background: #F07830; transform: translateY(-1px); box-shadow: 0 8px 20px rgba(232, 101, 45, .25); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 4px 10px rgba(232, 101, 45, .2); }
.btn-outline { border: 1px solid var(--brand-1); color: var(--brand-1); background: transparent; }
.btn-outline:hover { background: rgba(232, 101, 45, .08); transform: translateY(-1px); }
.btn-outline:active { transform: translateY(0); }
.btn-ghost { border: 1px solid rgba(255, 255, 255, .5); color: #fff; background: transparent; }
.btn-ghost:hover { background: #fff; color: var(--brand-2); transform: translateY(-1px); }
.btn-small { padding: 8px 18px; min-height: 40px; font-size: .875rem; }
.hamburger {
  display: none;
  flex-direction: column;
  gap: 4px;
  width: 40px; height: 40px;
  padding: 10px;
  border-radius: 50%;
  align-items: center; justify-content: center;
  background: transparent;
}
.hamburger span { width: 20px; height: 2px; background: var(--text-1); border-radius: 2px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ===== 页面横幅 ===== */
.page-banner {
  position: relative;
  height: 320px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background-color: var(--brand-2);
}
.banner-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: .45;
}
.banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(36, 31, 28, .72) 0%, rgba(36, 31, 28, .30) 48%, rgba(36, 31, 28, .52) 100%);
}
.banner-content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-top: 64px;
}
.banner-crumb { font-size: .8125rem; color: rgba(255, 255, 255, .72); margin-bottom: 12px; }
.banner-crumb a { color: rgba(255, 255, 255, .72); }
.banner-crumb a:hover { color: #fff; }
.banner-crumb span { margin: 0 6px; opacity: .6; }
.banner-content h1 {
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 12px;
  letter-spacing: -0.01em;
}
.banner-content p {
  color: rgba(255, 255, 255, .9);
  font-size: 1.0625rem;
  max-width: 600px;
  line-height: 1.7;
}

/* ===== 主内容双栏 ===== */
.cat-main { padding-top: 56px; padding-bottom: 72px; }
.cat-intro {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px 36px 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  margin-bottom: 24px;
}
.cat-intro h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 16px;
  position: relative;
  padding-left: 16px;
}
.cat-intro h2::before {
  content: '';
  position: absolute;
  left: 0; top: .18em;
  width: 4px; height: 1.1em;
  background: var(--brand-1);
  border-radius: 2px;
}
.cat-intro p { color: var(--text-2); margin-bottom: 16px; line-height: 1.85; }
.cat-intro p:last-child { margin-bottom: 0; }
.cat-cover-img {
  border-radius: var(--radius-md);
  overflow: hidden;
  margin: 20px 0 0;
  box-shadow: var(--shadow-sm);
}
.cat-cover-img img { width: 100%; height: 220px; object-fit: cover; }
.cat-cover-img:hover img { transform: scale(1.02); }
.cat-cover-img img { transition: transform .4s ease; }

/* ===== 亮点列表 ===== */
.cat-points { margin-bottom: 24px; }
.cat-points h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-left: 16px;
}
.cat-points h2::before {
  content: '';
  position: absolute;
  left: 0; top: .18em;
  width: 4px; height: 1.1em;
  background: var(--brand-1);
  border-radius: 2px;
}
.points-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.point-item {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  gap: 14px;
  transition: var(--transition);
}
.point-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: rgba(232, 101, 45, .25);
}
.point-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: rgba(232, 101, 45, .1);
  color: var(--brand-1);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.05rem;
  flex-shrink: 0;
}
.point-body h3 { font-size: .975rem; font-weight: 650; margin-bottom: 4px; }
.point-body p { font-size: .843rem; color: var(--text-2); line-height: 1.6; }

/* ===== 场景卡片 ===== */
.cat-scenes {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
}
.cat-scenes h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 20px;
  position: relative;
  padding-left: 16px;
}
.cat-scenes h2::before {
  content: '';
  position: absolute;
  left: 0; top: .18em;
  width: 4px; height: 1.1em;
  background: var(--brand-1);
  border-radius: 2px;
}
.scenes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 8px; }
.scene-card {
  background: var(--bg);
  border-radius: var(--radius-md);
  padding: 24px 18px;
  text-align: center;
  border: 1px solid transparent;
  transition: var(--transition);
}
.scene-card:hover {
  border-color: rgba(232, 101, 45, .3);
  background: #fff;
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.scene-card i { font-size: 1.6rem; color: var(--brand-1); margin-bottom: 10px; }
.scene-card h3 { font-size: .9375rem; font-weight: 650; margin-bottom: 6px; }
.scene-card p { font-size: .8125rem; color: var(--text-2); line-height: 1.6; }

/* ===== 侧边栏 ===== */
.side-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--line);
  margin-bottom: 24px;
}
.side-card h3 {
  font-size: 1.0625rem;
  font-weight: 700;
  margin-bottom: 16px;
  position: relative;
  padding-left: 14px;
}
.side-card h3::before {
  content: '';
  position: absolute;
  left: 0; top: .18em;
  width: 4px; height: 1em;
  background: var(--accent);
  border-radius: 2px;
}
.stats-panel { background: var(--brand-2); color: #fff; }
.stats-panel h3::before { background: var(--accent); }
.stats-panel h3 { color: #fff; }
.stat-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, .1);
}
.stat-item:last-child { border-bottom: none; }
.stat-num {
  font-family: var(--font-num);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  min-width: 84px;
}
.stat-label { font-size: .875rem; color: rgba(255, 255, 255, .85); }
.hot-list li {
  display: flex;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: .875rem;
  transition: var(--transition);
}
.hot-list li:last-child { border-bottom: none; }
.hot-list li:hover { background: rgba(232, 101, 45, .04); padding-left: 6px; }
.rank-num {
  width: 24px; height: 24px;
  border-radius: 6px;
  background: rgba(232, 101, 45, .1);
  color: var(--brand-1);
  font-size: .75rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin-right: 10px;
  flex-shrink: 0;
}
.rank-num.top { background: var(--brand-1); color: #fff; }
.game-name { flex: 1; color: var(--text-1); }
.hot-val { color: var(--text-3); font-size: .75rem; }
.join-card {
  background: linear-gradient(135deg, rgba(232, 101, 45, .08) 0%, rgba(242, 181, 68, .08) 100%);
  border-color: rgba(232, 101, 45, .15);
}
.join-card p { font-size: .875rem; color: var(--text-2); margin-bottom: 16px; line-height: 1.7; }
.join-card .btn { width: 100%; margin-bottom: 10px; }
.join-card .btn-outline { width: 100%; margin-bottom: 0; }

/* ===== FAQ 手风琴 ===== */
.faq-section { padding: 72px 0; background: #fff; border-top: 1px solid var(--line); }
.faq-section .container { max-width: 900px; }
.faq-section h2 {
  text-align: center;
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.faq-sub { text-align: center; color: var(--text-2); font-size: .9375rem; margin-bottom: 36px; }
.custom-accordion { list-style: none; margin: 0; }
.custom-accordion .accordion-item {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
  transition: var(--transition);
}
.custom-accordion .accordion-item:hover { background: #FDF9F4; }
.custom-accordion .accordion-item.is-active {
  border-color: rgba(232, 101, 45, .25);
  box-shadow: var(--shadow-sm);
}
.custom-accordion .accordion-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-1);
  position: relative;
  background: transparent !important;
  border: none !important;
}
.custom-accordion .accordion-title:hover { color: var(--brand-1); }
.custom-accordion .accordion-title::after {
  content: '+';
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--brand-1);
  transition: transform .25s ease;
  margin-left: 16px;
}
.custom-accordion .accordion-item.is-active .accordion-title::after { transform: rotate(45deg); }
.custom-accordion .accordion-content {
  padding: 0 24px 20px;
  border-left: 2px solid var(--brand-1);
  margin-left: 24px;
  color: var(--text-2);
  font-size: .9375rem;
  line-height: 1.75;
  background: transparent !important;
  border-top: none !important;
}
.custom-accordion .accordion-content p { margin-bottom: 0; }

/* ===== CTA 区 ===== */
.cta-section { padding: 64px 0; background: var(--bg); }
.cta-box {
  background: var(--brand-2);
  border-radius: 20px;
  padding: 48px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-md);
}
.cta-box::before {
  content: '';
  position: absolute;
  right: -60px; top: -60px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .04);
}
.cta-box::after {
  content: '';
  position: absolute;
  right: 50px; bottom: -80px;
  width: 140px; height: 140px;
  border-radius: 50%;
  background: rgba(242, 181, 68, .08);
}
.cta-title { font-size: 1.5rem; font-weight: 700; color: #fff; margin-bottom: 8px; position: relative; z-index: 1; }
.cta-desc { color: rgba(255, 255, 255, .8); font-size: .9375rem; position: relative; z-index: 1; }
.cta-actions { display: flex; gap: 12px; flex-shrink: 0; position: relative; z-index: 1; }
.cta-box .btn-primary { background: var(--accent); color: var(--text-1); }
.cta-box .btn-primary:hover { background: #f7c35e; box-shadow: 0 8px 24px rgba(242, 181, 68, .35); }

/* ===== 页脚 ===== */
.site-footer {
  background: var(--bg-dark);
  color: rgba(255, 255, 255, .7);
  padding: 64px 0 0;
  position: relative;
}
.site-footer::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 2px;
  background: var(--brand-1);
}
.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
}
.footer-desc {
  margin-top: 14px;
  font-size: .875rem;
  line-height: 1.7;
  max-width: 280px;
  color: rgba(255, 255, 255, .55);
}
.social-icons { display: flex; gap: 10px; margin-top: 20px; }
.social-icons a {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, .2);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255, 255, 255, .8);
  font-size: .875rem;
  transition: var(--transition);
}
.social-icons a:hover { background: var(--brand-1); border-color: var(--brand-1); color: #fff; }
.site-footer h4 { color: #fff; font-size: 1rem; font-weight: 600; margin-bottom: 16px; }
.footer-col { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: .875rem; color: rgba(255, 255, 255, .6); }
.footer-col a:hover { color: var(--accent); }
.footer-col p { font-size: .875rem; color: rgba(255, 255, 255, .45); line-height: 1.7; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, .08);
  margin-top: 56px;
  padding: 20px 0;
  text-align: center;
  font-size: .8125rem;
  color: rgba(255, 255, 255, .35);
}

/* ===== 响应式 ===== */
@media screen and (max-width: 1024px) {
  .points-grid { grid-template-columns: 1fr 1fr; }
  .scenes-grid { grid-template-columns: repeat(3, 1fr); }
  .cat-main .main-col { padding-right: 12px; }
  .cat-main .side-col { padding-left: 12px; }
}
@media screen and (max-width: 768px) {
  .dock-nav { width: min(540px, calc(100% - 32px)); }
  .dock-links {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    width: 100%;
    background: rgba(249, 245, 240, .96);
    backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 12px;
    box-shadow: var(--shadow-md);
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
  }
  .dock-links.open { display: flex; }
  .dock-links a { padding: 12px 16px; font-size: .9375rem; }
  .hamburger { display: flex; }
  .dock-actions .btn { display: none; }
  .page-banner { height: 260px; }
  .cat-main { padding-top: 32px; }
  .cat-intro, .cat-scenes { padding: 24px; }
  .points-grid { grid-template-columns: 1fr; }
  .scenes-grid { grid-template-columns: 1fr; }
  .side-col { margin-top: 8px; }
  .cat-cover-img img { height: 180px; }
  .cta-box { flex-direction: column; padding: 36px 28px; text-align: center; }
  .cta-actions { flex-direction: column; width: 100%; }
  .cta-actions .btn { width: 100%; }
  .site-footer { padding-top: 48px; }
  .footer-bottom { margin-top: 40px; }
}
@media screen and (max-width: 520px) {
  .dock-nav { top: 10px; width: calc(100% - 20px); padding: 8px 12px; border-radius: 20px; }
  .logo-text { font-size: .95rem; }
  .logo-mark { width: 32px; height: 32px; font-size: 1.1rem; border-radius: 8px; }
  .page-banner { height: 220px; }
  .banner-content h1 { font-size: 1.75rem; }
  .banner-content p { font-size: .9375rem; }
  .cat-main { padding-bottom: 48px; }
  .cat-intro { padding: 20px; }
  .point-item { padding: 16px; }
  .scene-card { padding: 18px 14px; }
  .side-card { padding: 20px; }
  .faq-section { padding: 56px 0; }
  .custom-accordion .accordion-title { padding: 16px 18px; font-size: .9375rem; }
  .custom-accordion .accordion-content { padding: 0 18px 16px; margin-left: 18px; }
  .cta-box { padding: 32px 20px; }
  .cta-title { font-size: 1.25rem; }
}