/* roulang page: index */
:root {
  --primary: #0F3D3E;
  --primary-dark: #0B2F30;
  --primary-light: #145052;
  --accent: #C0934E;
  --accent-dark: #A87E3D;
  --bg: #FAF7F2;
  --bg-secondary: #F2EDE6;
  --text: #1F2726;
  --text-secondary: #6E7A78;
  --danger: #B54432;
  --white: #FFFFFF;
  --radius: 14px;
  --radius-btn: 8px;
  --radius-img: 16px;
  --shadow: 0 2px 8px rgba(31,39,38,0.05);
  --shadow-hover: 0 8px 24px rgba(31,39,38,0.12);
  --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
ul, ol { margin: 0; padding: 0; list-style: none; }
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}
.grid-x.grid-margin-x { margin-left: -12px; margin-right: -12px; }
.grid-x.grid-margin-x > .cell { padding-left: 12px; padding-right: 12px; }
.section-head {
  text-align: center;
  max-width: 660px;
  margin: 0 auto 56px;
}
.section-tag {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 12px;
  text-transform: uppercase;
  padding: 4px 0;
  border-top: 1px solid var(--accent);
  border-bottom: 1px solid var(--accent);
}
.section-head h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  line-height: 1.3;
  color: var(--primary-dark);
  margin: 0 0 12px;
  font-weight: 700;
}
.section-head p {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.8;
}

/* ---------- 吸顶导航 ---------- */
.site-header {
  position: sticky;
  top: 44px;
  z-index: 1001;
  background: rgba(250, 247, 242, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(15,61,62,0.08);
  transition: box-shadow .2s ease;
}
.site-header.scrolled {
  box-shadow: 0 4px 12px rgba(11,47,48,0.08);
}
.header-top {
  height: 52px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid rgba(15,61,62,0.06);
}
.header-top-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}
.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--primary);
  color: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-size: 17px;
  font-weight: 700;
}
.brand-name {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 700;
  color: var(--primary-dark);
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.header-tools {
  display: flex;
  align-items: center;
  gap: 16px;
}
.search-form {
  position: relative;
  width: 220px;
  transition: width .25s ease;
}
.search-form:focus-within { width: 300px; }
.search-form .fa-search {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  font-size: 14px;
  pointer-events: none;
}
.search-form input {
  width: 100%;
  height: 36px;
  border: 1px solid rgba(15,61,62,0.15);
  border-radius: 18px;
  background: var(--bg-secondary);
  padding: 0 16px 0 34px;
  font-size: 14px;
  color: var(--text);
  outline: none;
  transition: border-color .2s, background .2s, box-shadow .2s;
}
.search-form input:focus {
  border-color: var(--accent);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(192,147,78,0.15);
}
.search-form input::placeholder { color: var(--text-secondary); font-size: 13px; }
.menu-toggle {
  display: none;
  width: 40px;
  height: 36px;
  border: 1px solid rgba(15,61,62,0.15);
  border-radius: 8px;
  background: transparent;
  cursor: pointer;
  padding: 8px 9px;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}
.menu-toggle span {
  display: block;
  height: 2px;
  background: var(--primary-dark);
  border-radius: 2px;
  transition: transform .2s, opacity .2s;
}
.header-nav {
  height: 40px;
  display: flex;
  align-items: center;
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  width: 100%;
}
.nav-link {
  font-size: 15px;
  color: var(--text);
  padding: 6px 2px;
  position: relative;
  font-weight: 500;
  white-space: nowrap;
  transition: color .2s;
}
.nav-link:after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .25s ease;
}
.nav-link:hover, .nav-link.active { color: var(--primary); }
.nav-link.active:after, .nav-link:hover:after { transform: scaleX(1); }
.hot-tags {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
}
.hot-label { color: var(--text-secondary); white-space: nowrap; }
.hot-tag {
  padding: 3px 10px;
  border-radius: 999px;
  background: var(--bg-secondary);
  color: var(--text);
  font-size: 13px;
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.hot-tag:hover { background: var(--primary); color: var(--bg); }

/* 移动端抽屉 */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11,47,48,0.4);
  z-index: 1200;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s ease;
}
.drawer-overlay.show { opacity: 1; pointer-events: auto; }
.drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 60%;
  max-width: 320px;
  height: 100vh;
  background: var(--bg);
  z-index: 1201;
  transform: translateX(-100%);
  transition: transform .3s ease;
  padding: 24px;
  box-shadow: 8px 0 24px rgba(11,47,48,0.15);
  overflow-y: auto;
}
.drawer.open { transform: translateX(0); }
.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(15,61,62,0.08);
  margin-bottom: 16px;
}
.drawer-brand { font-family: var(--font-serif); font-weight: 700; color: var(--primary-dark); font-size: 17px; }
.drawer-close {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid rgba(15,61,62,0.15);
  background: transparent;
  font-size: 18px;
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.drawer-search { margin-bottom: 20px; }
.drawer-search input {
  width: 100%;
  height: 40px;
  border: 1px solid rgba(15,61,62,0.15);
  border-radius: 10px;
  padding: 0 14px;
  font-size: 14px;
  background: var(--white);
}
.drawer-nav { display: flex; flex-direction: column; gap: 4px; }
.drawer-link {
  display: block;
  padding: 11px 12px;
  border-radius: 10px;
  font-size: 15px;
  color: var(--text);
  transition: background .2s, color .2s;
}
.drawer-link:hover, .drawer-link.active { background: rgba(15,61,62,0.06); color: var(--primary); font-weight: 500; }

/* ---------- 倒计时条 ---------- */
.countdown-bar {
  position: sticky;
  top: 0;
  z-index: 1002;
  background: var(--primary-dark);
  color: var(--bg);
  height: 44px;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.countdown-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 20px;
  width: 100%;
  font-size: 14px;
}
.countdown-status {
  color: var(--accent);
  font-size: 13px;
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.countdown-timer {
  display: flex;
  align-items: center;
  gap: 6px;
  font-variant-numeric: tabular-nums;
}
.cd-unit { display: flex; align-items: center; gap: 4px; }
.cd-digit {
  display: inline-block;
  min-width: 26px;
  text-align: center;
  background: rgba(250,247,242,0.08);
  border-radius: 6px;
  padding: 3px 6px;
  font-size: 15px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--white);
  line-height: 1.3;
}
.cd-label { font-size: 12px; color: rgba(250,247,242,0.65); }
.cd-sep { color: var(--accent); font-weight: 700; }
.cd-digit.flip { animation: cdFlip .4s ease; }
@keyframes cdFlip {
  0% { transform: translateY(-50%); opacity: 0; }
  100% { transform: translateY(0); opacity: 1; }
}
.countdown-action {
  display: inline-block;
  font-size: 13px;
  color: var(--accent);
  border: 1px solid rgba(192,147,78,0.5);
  border-radius: 6px;
  padding: 3px 14px;
  transition: background .2s, color .2s;
  white-space: nowrap;
}
.countdown-action:hover { background: var(--accent); color: var(--primary-dark); }

/* ---------- Hero ---------- */
.hero-section {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background: var(--primary-dark);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, rgba(11,47,48,0.92) 0%, rgba(15,61,62,0.78) 55%, rgba(11,47,48,0.55) 100%);
}
.hero-content {
  position: relative;
  z-index: 2;
  padding: 88px 0 72px;
  width: 100%;
}
.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: 0.22em;
  color: var(--accent);
  margin-bottom: 20px;
}
.hero-kicker:before {
  content: "";
  width: 48px;
  height: 1px;
  background: var(--accent);
}
.hero-title {
  font-family: var(--font-serif);
  font-size: 46px;
  line-height: 1.2;
  color: var(--bg);
  margin: 0 0 18px;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.hero-subtitle {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(250,247,242,0.72);
  max-width: 560px;
  margin: 0 0 36px;
}
.hero-ctas { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 48px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 28px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background .2s, color .2s, transform .15s, box-shadow .2s, border-color .2s;
}
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: var(--accent);
  color: var(--primary-dark);
}
.btn-primary:hover {
  background: var(--accent-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(192,147,78,0.35);
}
.btn-outline {
  background: transparent;
  border-color: rgba(250,247,242,0.45);
  color: var(--bg);
}
.btn-outline:hover {
  background: var(--bg);
  border-color: var(--bg);
  color: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(11,47,48,0.2);
}
.hero-stats {
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(250,247,242,0.15);
  padding-top: 28px;
}
.hero-stat { display: flex; flex-direction: column; gap: 2px; }
.hero-stat-num {
  font-size: 32px;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.hero-stat-label {
  font-size: 13px;
  color: rgba(250,247,242,0.65);
}
.hero-sellpoints {
  position: relative;
  z-index: 2;
  width: 100%;
  border-top: 1px solid rgba(250,247,242,0.12);
  margin-top: 48px;
  padding-top: 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.sellpoint-item {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}
.sellpoint-num {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  min-width: 48px;
}
.sellpoint-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--bg);
  margin: 0 0 4px;
}
.sellpoint-desc {
  font-size: 14px;
  color: rgba(250,247,242,0.6);
  margin: 0;
  line-height: 1.7;
}

/* ---------- 亮点图墙 ---------- */
.gallery-section { padding: 96px 0; background: var(--bg); }
.gallery-wall {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  grid-auto-rows: 200px;
  gap: 18px;
}
.gallery-item {
  position: relative;
  border-radius: var(--radius-img);
  overflow: hidden;
  margin: 0;
  cursor: pointer;
  background: var(--bg-secondary);
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.gallery-item:hover img { transform: scale(1.05); }
.gallery-item figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 40px 18px 16px;
  background: linear-gradient(to top, rgba(11,47,48,0.85) 0%, rgba(11,47,48,0) 100%);
  display: flex;
  flex-direction: column;
  gap: 2px;
  pointer-events: none;
}
.gallery-title {
  color: var(--bg);
  font-size: 15px;
  font-weight: 700;
  line-height: 1.4;
}
.gallery-desc {
  color: rgba(250,247,242,0.7);
  font-size: 13px;
  line-height: 1.5;
}
.g-item-1 { grid-column: span 2; grid-row: span 2; }
.g-item-2 { grid-column: span 1; grid-row: span 1; }
.g-item-3 { grid-column: span 1; grid-row: span 2; }
.g-item-4 { grid-column: span 2; grid-row: span 1; }
.g-item-5 { grid-column: span 1; grid-row: span 1; }
.g-item-6 { grid-column: span 2; grid-row: span 1; }

/* ---------- CTA 报名区 ---------- */
.cta-section { padding: 96px 0; background: var(--bg-secondary); }
.cta-box {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
  background: var(--primary);
  padding: 72px 48px;
  text-align: center;
  box-shadow: var(--shadow-hover);
}
.cta-box .cta-bg {
  position: absolute;
  inset: 0;
  background-image: url('/assets/images/backpic/back-2.webp');
  background-size: cover;
  background-position: center;
  opacity: 0.12;
  pointer-events: none;
}
.cta-box:after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 280px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.cta-inner { position: relative; z-index: 2; max-width: 680px; margin: 0 auto; }
.cta-title {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--bg);
  margin: 0 0 16px;
  font-weight: 700;
  line-height: 1.4;
}
.cta-desc {
  font-size: 14px;
  color: rgba(250,247,242,0.65);
  margin: 0 0 36px;
  line-height: 1.8;
}
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.cta-actions .btn-primary {
  background: var(--accent);
  color: var(--primary-dark);
}
.cta-actions .btn-primary:hover {
  background: var(--accent-dark);
  color: var(--white);
}
.cta-actions .btn-outline {
  border-color: rgba(250,247,242,0.5);
  color: var(--bg);
}
.cta-actions .btn-outline:hover {
  background: var(--bg);
  border-color: var(--bg);
  color: var(--primary-dark);
}
.cta-note {
  margin-top: 24px;
  font-size: 13px;
  color: rgba(250,247,242,0.45);
}

/* ---------- FAQ ---------- */
.faq-section { padding: 96px 0; background: var(--bg); }
.faq-grid { margin-top: 8px; }
.faq-col { display: flex; flex-direction: column; gap: 14px; }
.faq-item {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(15,61,62,0.06);
  overflow: hidden;
  transition: box-shadow .2s, border-color .2s;
}
.faq-item:hover { box-shadow: var(--shadow-hover); border-color: rgba(192,147,78,0.3); }
.faq-item.active { border-color: rgba(192,147,78,0.4); box-shadow: var(--shadow-hover); }
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 18px 22px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  text-align: left;
  line-height: 1.5;
  transition: color .2s;
}
.faq-question:hover { color: var(--primary); }
.faq-question .faq-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--bg-secondary);
  border: 1px solid rgba(15,61,62,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  color: var(--accent);
  flex-shrink: 0;
  transition: transform .3s, background .2s, color .2s;
}
.faq-item.active .faq-question .faq-icon {
  transform: rotate(45deg);
  background: var(--accent);
  color: var(--white);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq-answer p {
  margin: 0;
  padding: 0 22px 20px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  border-top: 1px solid rgba(15,61,62,0.05);
  padding-top: 14px;
}

/* ---------- 最新动态 ---------- */
.news-section { padding: 96px 0; background: var(--bg-secondary); }
.news-list { display: flex; flex-direction: column; gap: 20px; max-width: 960px; margin: 0 auto; }
.news-card {
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid rgba(15,61,62,0.05);
  display: flex;
  transition: box-shadow .2s, transform .2s;
}
.news-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-4px); }
.news-cover {
  flex: 0 0 280px;
  overflow: hidden;
}
.news-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.news-card:hover .news-cover img { transform: scale(1.03); }
.news-body { flex: 1; padding: 26px 30px; display: flex; flex-direction: column; }
.news-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 10px; }
.news-tag {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 6px;
  font-size: 12px;
  color: var(--primary);
  background: rgba(15,61,62,0.06);
  border: 1px solid rgba(15,61,62,0.12);
}
.news-date { font-size: 13px; color: var(--text-secondary); font-variant-numeric: tabular-nums; }
.news-title-link { display: block; }
.news-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--text);
  margin: 0 0 8px;
  line-height: 1.5;
  transition: color .2s;
}
.news-title-link:hover .news-title { color: var(--primary); }
.news-excerpt {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0 0 14px;
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-more {
  margin-top: auto;
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap .2s, color .2s;
}
.news-more:hover { gap: 10px; color: var(--accent-dark); }
.empty-state {
  border: 2px dashed rgba(15,61,62,0.2);
  border-radius: var(--radius);
  padding: 56px 24px;
  text-align: center;
  background: rgba(255,255,255,0.5);
}
.empty-state i {
  font-size: 32px;
  color: rgba(15,61,62,0.2);
  margin-bottom: 12px;
}
.empty-state p { font-size: 16px; color: var(--text); margin: 0 0 6px; font-weight: 500; }
.empty-state span { font-size: 13px; color: var(--text-secondary); }

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--primary-dark);
  color: rgba(250,247,242,0.65);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .brand-name { color: var(--bg); font-size: 20px; display: block; margin-bottom: 12px; }
.footer-brand .brand-desc { font-size: 14px; line-height: 1.8; color: rgba(250,247,242,0.5); margin: 0; }
.footer-title { font-size: 14px; font-weight: 700; color: var(--bg); margin: 0 0 16px; letter-spacing: 0.05em; }
.footer-links { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 10px; }
.footer-links a {
  font-size: 14px;
  color: rgba(250,247,242,0.55);
  transition: color .2s;
}
.footer-links a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid rgba(250,247,242,0.08);
  padding: 20px 0;
  font-size: 12px;
  color: rgba(250,247,242,0.4);
  text-align: center;
}
.footer-bottom a { color: rgba(250,247,242,0.5); }
.footer-bottom a:hover { color: var(--accent); }

/* ---------- reveal 动画 ---------- */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .5s ease, transform .5s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .gallery-item img { transition: none; }
  .news-card, .btn, .search-form, .search-form input { transition: none; }
}

/* ---------- 响应式 ---------- */
@media (max-width: 1024px) {
  .header-nav { display: none; }
  .menu-toggle { display: flex; }
  .search-form { width: 190px; }
  .search-form:focus-within { width: 220px; }
  .hot-tags { display: none; }
  .hero-title { font-size: 40px; }
  .hero-sellpoints { grid-template-columns: 1fr; gap: 24px; }
  .gallery-wall { grid-template-columns: repeat(3, 1fr); grid-auto-rows: 180px; }
  .g-item-1 { grid-column: span 2; grid-row: span 2; }
  .g-item-2 { grid-column: span 1; grid-row: span 1; }
  .g-item-3 { grid-column: span 1; grid-row: span 1; }
  .g-item-4 { grid-column: span 2; grid-row: span 1; }
  .g-item-5 { grid-column: span 1; grid-row: span 2; }
  .g-item-6 { grid-column: span 3; grid-row: span 1; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 40px; }
  .news-cover { flex-basis: 220px; }
}
@media (max-width: 640px) {
  .container { padding-left: 16px; padding-right: 16px; }
  .site-header { top: 44px; }
  .header-top { height: 48px; }
  .brand-name { font-size: 16px; }
  .brand-mark { width: 30px; height: 30px; font-size: 15px; }
  .search-form { display: none; }
  .countdown-inner { gap: 10px; font-size: 12px; }
  .countdown-status { display: none; }
  .cd-digit { min-width: 22px; font-size: 13px; padding: 2px 4px; }
  .countdown-action { padding: 2px 10px; font-size: 12px; margin-left: auto; }
  .hero-section { min-height: auto; }
  .hero-content { padding: 56px 0 48px; }
  .hero-title { font-size: 32px; }
  .hero-subtitle { font-size: 15px; }
  .hero-ctas { flex-direction: column; align-items: stretch; }
  .hero-ctas .btn { width: 100%; }
  .hero-stats { gap: 24px; padding-top: 24px; }
  .hero-stat-num { font-size: 26px; }
  .hero-sellpoints { margin-top: 32px; padding-top: 28px; }
  .section-head { margin-bottom: 36px; }
  .section-head h2 { font-size: 24px; }
  .gallery-section, .cta-section, .faq-section, .news-section { padding: 56px 0; }
  .gallery-wall { grid-template-columns: 1fr; grid-auto-rows: 200px; }
  .g-item-1, .g-item-2, .g-item-3, .g-item-4, .g-item-5, .g-item-6 { grid-column: span 1; grid-row: span 1; }
  .cta-box { padding: 48px 20px; }
  .cta-title { font-size: 22px; }
  .cta-actions { flex-direction: column; }
  .cta-actions .btn { width: 100%; }
  .faq-col + .faq-col { margin-top: 14px; }
  .news-card { flex-direction: column; }
  .news-cover { flex: 0 0 180px; }
  .news-body { padding: 18px 20px; }
  .news-title { font-size: 17px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .site-footer { padding-top: 48px; }
  .drawer { width: 75%; }
}
@media (min-width: 641px) and (max-width: 1024px) {
  .faq-col { width: 50%; }
}

/* roulang page: article */
:root {
  --primary: #0F3D3E;
  --primary-dark: #0B2F30;
  --primary-medium: #145052;
  --accent: #C0934E;
  --accent-hover: #A87E38;
  --accent-light: #D4AE72;
  --bg: #FAF7F2;
  --bg-sub: #F2EDE6;
  --text: #1F2726;
  --text-sub: #6E7A78;
  --red: #B54432;
  --white: #FFFFFF;
  --border: #E5DFD6;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 2px 8px rgba(31,39,38,0.05);
  --shadow-md: 0 8px 24px rgba(31,39,38,0.12);
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

a {
  text-decoration: none;
  color: var(--primary);
  transition: color 0.3s ease;
}

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

button, input {
  font-family: inherit;
  outline: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
}

ul {
  list-style: none;
}

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

.btn {
  display: inline-block;
  padding: 11px 28px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.5;
  text-align: center;
  border: 1px solid transparent;
  transition: all 0.3s ease;
  cursor: pointer;
}

.btn:hover {
  transform: translateY(-2px);
  text-decoration: none;
}

.btn:active {
  transform: scale(0.98);
}

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

.btn-gold {
  background: var(--accent);
  color: var(--primary-dark);
  border-color: var(--accent);
}

.btn-gold:hover {
  background: var(--accent-hover);
  color: var(--primary-dark);
  border-color: var(--accent-hover);
}

.btn-outline {
  background: transparent;
  border-color: rgba(250,247,242,0.45);
  color: #fff;
}

.btn-outline:hover {
  background: rgba(250,247,242,0.12);
  border-color: rgba(250,247,242,0.8);
  color: #fff;
}

.btn-primary {
  background: var(--accent);
  color: var(--primary-dark);
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-hover);
  color: var(--primary-dark);
}

/* ===== Header 品牌行 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250,247,242,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: box-shadow 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  box-shadow: 0 4px 12px rgba(11,47,48,0.08);
  border-bottom: 1px solid var(--border);
}

.brand-row {
  border-bottom: 1px solid var(--border);
}

.brand-row-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
  gap: 24px;
}

.brand-logo {
  font-size: 20px;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: 1px;
  white-space: nowrap;
  line-height: 1.2;
}

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

.header-search {
  width: 220px;
  position: relative;
  transition: width 0.3s ease;
  flex-shrink: 0;
}

.header-search:focus-within {
  width: 300px;
}

.header-search input {
  width: 100%;
  height: 36px;
  border-radius: 18px;
  border: 1px solid var(--border);
  padding: 0 38px 0 14px;
  font-size: 13px;
  color: var(--text);
  background: var(--white);
  transition: border-color 0.3s ease;
}

.header-search input::placeholder {
  color: var(--text-sub);
}

.header-search input:focus {
  border-color: var(--accent);
}

.header-search button {
  position: absolute;
  right: 4px;
  top: 4px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-sub);
  transition: background 0.3s, color 0.3s;
}

.header-search button:hover {
  background: var(--bg-sub);
  color: var(--primary);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  border-radius: 8px;
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ===== Header 频道行 ===== */
.header-nav {
  min-height: 40px;
  display: flex;
  align-items: center;
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  min-height: 40px;
  flex-wrap: nowrap;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  padding: 8px 2px;
  position: relative;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 0;
  width: 0;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-link:hover {
  color: var(--primary);
}

.hot-tags {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-left: auto;
  font-size: 13px;
  white-space: nowrap;
}

.hot-label {
  color: var(--text-sub);
}

.hot-tag {
  color: var(--accent);
  padding: 2px 6px;
  border-radius: 4px;
  transition: background 0.3s;
  font-weight: 500;
}

.hot-tag:hover {
  background: var(--bg-sub);
  color: var(--accent-hover);
}

/* ===== 移动抽屉 ===== */
.mobile-drawer {
  position: fixed;
  top: 0;
  left: 0;
  width: 280px;
  height: 100%;
  background: var(--bg);
  z-index: 104;
  padding: 24px;
  transform: translateX(-100%);
  transition: transform 0.3s ease;
  overflow-y: auto;
  box-shadow: 0 0 24px rgba(11,47,48,0.2);
}

.mobile-drawer.open {
  transform: translateX(0);
}

.drawer-brand {
  font-size: 18px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 24px;
  display: block;
}

.drawer-link {
  display: block;
  font-size: 15px;
  padding: 12px 0;
  color: var(--text);
  border-bottom: 1px solid var(--border);
  transition: padding-left 0.3s, color 0.3s;
}

.drawer-link:hover {
  padding-left: 8px;
  color: var(--primary);
}

.drawer-search {
  margin-top: 20px;
}

.drawer-search input {
  width: 100%;
  height: 38px;
  border-radius: 19px;
  border: 1px solid var(--border);
  padding: 0 16px;
  font-size: 14px;
  color: var(--text);
  background: var(--white);
}

.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11,47,48,0.45);
  z-index: 103;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.drawer-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

/* ===== 文章 Hero ===== */
.article-hero {
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 62%, var(--primary-medium) 100%);
  padding: 72px 0 60px;
  position: relative;
}

.article-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 1px;
  background: var(--accent);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: rgba(250,247,242,0.65);
  transition: color 0.3s;
}

.breadcrumb a:hover {
  color: #fff;
}

.breadcrumb .sep {
  color: rgba(250,247,242,0.35);
}

.breadcrumb .current {
  color: rgba(250,247,242,0.85);
  max-width: 360px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.article-title {
  font-family: 'Noto Serif SC', 'Noto Sans SC', serif;
  font-size: 34px;
  font-weight: 700;
  color: #fff;
  line-height: 1.4;
  max-width: 820px;
  letter-spacing: 0.5px;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 22px;
  flex-wrap: wrap;
}

.article-category {
  display: inline-block;
  font-size: 12px;
  color: var(--accent);
  border: 1px solid rgba(192,147,78,0.6);
  border-radius: 6px;
  padding: 2px 10px;
  background: rgba(192,147,78,0.1);
  transition: background 0.3s;
}

.article-category:hover {
  background: rgba(192,147,78,0.2);
  color: var(--accent-light);
}

.article-meta time {
  font-size: 13px;
  color: rgba(250,247,242,0.65);
  font-variant-numeric: tabular-nums;
}

/* ===== 文章主体 ===== */
.article-main {
  padding: 72px 0 72px;
}

.article-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: 56px;
  max-width: 800px;
  margin: 0 auto;
  border: 1px solid rgba(229,223,214,0.4);
}

.article-content {
  font-size: 16px;
  line-height: 1.85;
  color: var(--text);
  word-break: break-word;
}

.article-content h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  margin: 40px 0 16px;
  line-height: 1.4;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.article-content h3 {
  font-size: 20px;
  font-weight: 600;
  color: var(--primary);
  margin: 30px 0 12px;
  line-height: 1.4;
}

.article-content h4 {
  font-size: 17px;
  font-weight: 600;
  color: var(--primary);
  margin: 24px 0 10px;
}

.article-content p {
  margin-bottom: 20px;
}

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

.article-content blockquote {
  margin: 26px 0;
  padding: 20px 24px;
  background: var(--bg);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--text-sub);
  font-size: 15px;
}

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

.article-content ul {
  list-style: disc;
}

.article-content ol {
  list-style: decimal;
}

.article-content li {
  margin-bottom: 8px;
}

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

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

.article-content code {
  background: var(--bg-sub);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 14px;
  color: var(--primary);
}

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

.article-content th,
.article-content td {
  border: 1px solid var(--border);
  padding: 10px 14px;
  text-align: left;
}

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

/* ===== 空态 ===== */
.article-not-found {
  text-align: center;
  padding: 60px 24px;
}

.empty-icon {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: var(--bg-sub);
  color: var(--text-sub);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
}

.article-not-found h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
}

.article-not-found p {
  color: var(--text-sub);
  font-size: 15px;
  margin-bottom: 28px;
}

/* ===== 相关推荐 ===== */
.related-posts {
  max-width: 1000px;
  margin: 80px auto 0;
  padding: 0 24px;
}

.related-posts h2 {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  text-align: center;
  margin-bottom: 36px;
  position: relative;
  padding-bottom: 14px;
}

.related-posts h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 2px;
  border-radius: 2px;
  background: var(--accent);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.related-card {
  background: var(--white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  display: block;
  border: 1px solid rgba(229,223,214,0.4);
}

.related-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.related-card .thumb {
  overflow: hidden;
}

.related-card img {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  transition: transform 0.6s ease;
}

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

.related-card h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  padding: 16px 16px 4px;
  line-height: 1.4;
  transition: color 0.3s;
}

.related-card:hover h3 {
  color: var(--primary);
}

.related-card time {
  display: block;
  font-size: 13px;
  color: var(--text-sub);
  padding: 0 16px 16px;
  font-variant-numeric: tabular-nums;
}

.back-wrap {
  text-align: center;
  margin-top: 40px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-sub);
  transition: color 0.3s;
}

.back-link:hover {
  color: var(--primary);
}

/* ===== CTA 区 ===== */
.article-cta {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius-lg);
  max-width: 1000px;
  margin: 72px auto 0;
  padding: 52px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.article-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 48px;
  height: 1px;
  background: var(--accent);
}

.article-cta h2 {
  color: #fff;
  font-size: 26px;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.4;
}

.article-cta p {
  color: rgba(250,247,242,0.7);
  font-size: 14px;
  margin-bottom: 28px;
}

.article-cta .btn-group {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== 页脚 ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(250,247,242,0.7);
  margin-top: 80px;
  padding-top: 48px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 32px;
}

.footer-brand .brand-name {
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  letter-spacing: 1px;
}

.footer-brand .brand-desc {
  font-size: 14px;
  margin-top: 12px;
  line-height: 1.7;
  max-width: 320px;
  color: rgba(250,247,242,0.55);
}

.footer-title {
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  margin-bottom: 16px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(250,247,242,0.7);
  font-size: 14px;
  transition: color 0.3s;
}

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

.footer-bottom {
  border-top: 1px solid rgba(250,247,242,0.1);
  padding: 20px 0;
  text-align: center;
  font-size: 13px;
  color: rgba(250,247,242,0.4);
}

.footer-bottom a {
  color: rgba(250,247,242,0.4);
  transition: color 0.3s;
}

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

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .header-search {
    width: 180px;
  }
  .header-search:focus-within {
    width: 220px;
  }
  .nav-inner {
    gap: 18px;
  }
  .hot-tags {
    display: none;
  }
  .related-grid {
    grid-template-columns: 1fr 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .article-card {
    padding: 40px 28px;
  }
  .article-title {
    font-size: 28px;
  }
  .article-cta {
    padding: 40px 28px;
  }
}

@media (max-width: 640px) {
  .brand-logo {
    font-size: 17px;
  }
  .header-search {
    display: none;
  }
  .menu-toggle {
    display: flex;
  }
  .header-nav .nav-inner {
    display: none;
  }
  .article-hero {
    padding: 48px 0 40px;
  }
  .article-title {
    font-size: 24px;
  }
  .breadcrumb .current {
    max-width: 200px;
  }
  .article-main {
    padding: 48px 0 48px;
  }
  .article-card {
    padding: 28px 20px;
    border-radius: var(--radius-md);
  }
  .article-content {
    font-size: 15px;
  }
  .related-grid {
    grid-template-columns: 1fr;
  }
  .related-posts h2 {
    font-size: 20px;
  }
  .article-cta {
    padding: 32px 20px;
    border-radius: var(--radius-md);
  }
  .article-cta h2 {
    font-size: 21px;
  }
  .article-cta .btn-group {
    flex-direction: column;
  }
  .article-cta .btn {
    width: 100%;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-bottom: 24px;
  }
  .site-footer {
    margin-top: 48px;
    padding-top: 36px;
  }
  .brand-row-inner {
    height: 48px;
  }
  .footer-brand .brand-desc {
    max-width: 100%;
  }
}

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

/* 动画 */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.5s ease both;
}

@media (prefers-reduced-motion: reduce) {
  .animate-in {
    animation: none;
  }
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0F3D3E;
            --primary-dark: #0B2F30;
            --primary-mid: #145052;
            --accent: #C0934E;
            --accent-light: #D4AF6A;
            --bg: #FAF7F2;
            --bg-sub: #F2EDE6;
            --text: #1F2726;
            --text-muted: #6E7A78;
            --white: #FFFFFF;
            --alert: #B54432;
            --radius: 14px;
            --radius-sm: 8px;
            --radius-lg: 20px;
            --shadow: 0 2px 8px rgba(31, 39, 38, 0.05);
            --shadow-hover: 0 8px 24px rgba(31, 39, 38, 0.12);
            --transition: 0.3s ease;
            --font-serif: "Noto Serif SC", "Songti SC", "SimSun", serif;
            --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
        }

        /* ===== Reset / Base ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:focus-visible,
        button:focus-visible,
        input:focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 2px;
        }
        img {
            max-width: 100%;
            display: block;
            height: auto;
        }
        ul,
        ol {
            list-style: none;
        }
        button,
        input {
            font-family: inherit;
            font-size: inherit;
            border: none;
            background: none;
            cursor: pointer;
        }
        input {
            cursor: text;
        }

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

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 15px;
            font-weight: 600;
            line-height: 1;
            padding: 14px 32px;
            border-radius: var(--radius-sm);
            transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
            border: 1px solid transparent;
            cursor: pointer;
        }
        .btn:hover {
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .btn:active {
            transform: scale(0.98);
        }
        .btn-primary {
            background: var(--accent);
            color: var(--primary-dark);
        }
        .btn-primary:hover {
            background: var(--accent-light);
            color: var(--primary-dark);
        }
        .btn-outline {
            background: transparent;
            color: var(--bg);
            border-color: rgba(255, 255, 255, 0.7);
        }
        .btn-outline:hover {
            background: var(--bg);
            color: var(--primary-dark);
            border-color: var(--bg);
        }

        /* ===== 吸顶导航 ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 999;
            background: rgba(250, 247, 242, 0.92);
            -webkit-backdrop-filter: blur(12px);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(15, 61, 62, 0.08);
            box-shadow: 0 1px 0 rgba(0, 0, 0, 0.02);
            transition: box-shadow 0.2s ease;
        }
        .site-header.is-scrolled {
            box-shadow: 0 4px 12px rgba(11, 47, 48, 0.08);
        }
        .header-top {
            border-bottom: 1px solid rgba(15, 61, 62, 0.05);
        }
        .header-top-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 56px;
            gap: 24px;
        }
        .brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-logo-text {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            letter-spacing: 1px;
            color: var(--primary);
            white-space: nowrap;
        }
        .brand-logo-badge {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent);
            border: 1px solid rgba(192, 147, 78, 0.5);
            border-radius: 20px;
            padding: 2px 8px;
            line-height: 1.4;
            letter-spacing: 1px;
        }
        .header-top-right {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            position: relative;
            width: 220px;
            transition: width 0.3s ease;
        }
        .search-box:focus-within {
            width: 300px;
        }
        .search-box form {
            display: flex;
            align-items: center;
            background: var(--white);
            border: 1px solid rgba(15, 61, 62, 0.12);
            border-radius: 24px;
            padding: 6px 12px 6px 16px;
            transition: border-color 0.3s ease;
        }
        .search-box form:focus-within {
            border-color: var(--accent);
        }
        .search-box input {
            flex: 1;
            font-size: 13px;
            color: var(--text);
            background: transparent;
            border: none;
            outline: none;
            width: 100%;
        }
        .search-box input::placeholder {
            color: #9aa5a3;
        }
        .search-box button {
            color: var(--primary-mid);
            font-size: 13px;
            padding: 4px 0 4px 8px;
            transition: color 0.2s ease;
        }
        .search-box button:hover {
            color: var(--accent);
        }
        .menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border: 1px solid rgba(15, 61, 62, 0.12);
            border-radius: var(--radius-sm);
            background: var(--white);
            transition: border-color 0.2s ease;
        }
        .menu-btn:hover {
            border-color: var(--accent);
        }
        .menu-btn-bar {
            display: block;
            width: 18px;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }
        .menu-btn.is-active .menu-btn-bar:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .menu-btn.is-active .menu-btn-bar:nth-child(2) {
            opacity: 0;
        }
        .menu-btn.is-active .menu-btn-bar:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        /* 导航行 */
        .header-nav {
            background: transparent;
        }
        .nav-inner {
            display: flex;
            align-items: center;
            gap: 28px;
            height: 44px;
            overflow-x: auto;
            scrollbar-width: none;
        }
        .nav-inner::-webkit-scrollbar {
            display: none;
        }
        .nav-link {
            position: relative;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            padding: 6px 2px;
            white-space: nowrap;
            transition: color 0.25s ease;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background: var(--primary);
            border-radius: 2px;
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform 0.3s ease;
        }
        .nav-link:hover {
            color: var(--primary);
        }
        .nav-link:hover::after {
            transform: scaleX(1);
        }
        .nav-link.active {
            color: var(--primary);
            font-weight: 600;
        }
        .nav-link.active::after {
            transform: scaleX(1);
        }
        .hot-tags {
            display: flex;
            align-items: center;
            gap: 4px;
            margin-left: auto;
            white-space: nowrap;
        }
        .hot-label {
            font-size: 12px;
            color: var(--text-muted);
            margin-right: 2px;
        }
        .hot-tag {
            font-size: 12px;
            color: var(--text-muted);
            background: var(--bg-sub);
            border: 1px solid rgba(15, 61, 62, 0.06);
            border-radius: 20px;
            padding: 3px 12px;
            transition: background 0.2s ease, color 0.2s ease;
        }
        .hot-tag:hover {
            background: var(--primary);
            color: var(--bg);
        }

        /* 移动端抽屉 */
        .mobile-drawer {
            position: fixed;
            top: 0;
            left: 0;
            width: 60%;
            max-width: 360px;
            height: 100vh;
            background: var(--bg);
            z-index: 1100;
            transform: translateX(-100%);
            transition: transform 0.35s ease;
            box-shadow: 4px 0 24px rgba(0, 0, 0, 0.12);
            padding: 24px;
            display: flex;
            flex-direction: column;
            gap: 0;
            overflow-y: auto;
        }
        .mobile-drawer.is-open {
            transform: translateX(0);
        }
        .mobile-drawer-overlay {
            position: fixed;
            inset: 0;
            background: rgba(11, 47, 48, 0.4);
            z-index: 1090;
            opacity: 0;
            visibility: hidden;
            transition: opacity 0.3s ease, visibility 0.3s ease;
        }
        .mobile-drawer-overlay.is-visible {
            opacity: 1;
            visibility: visible;
        }
        .mobile-drawer-header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 20px;
        }
        .mobile-drawer-title {
            font-size: 18px;
            font-weight: 700;
            color: var(--primary);
        }
        .mobile-drawer-close {
            font-size: 28px;
            line-height: 1;
            color: var(--text-muted);
            width: 32px;
            height: 32px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            transition: background 0.2s ease;
        }
        .mobile-drawer-close:hover {
            background: var(--bg-sub);
            color: var(--primary);
        }
        .mobile-search {
            margin-bottom: 20px;
        }
        .mobile-search form {
            display: flex;
            border: 1px solid rgba(15, 61, 62, 0.12);
            border-radius: 24px;
            background: var(--white);
            padding: 6px 12px;
        }
        .mobile-search input {
            flex: 1;
            font-size: 14px;
            border: none;
            outline: none;
            background: transparent;
        }
        .mobile-search button {
            color: var(--primary-mid);
            padding-left: 8px;
        }
        .mobile-drawer-links {
            display: flex;
            flex-direction: column;
            gap: 4px;
            margin-bottom: 16px;
        }
        .mobile-drawer-link {
            font-size: 16px;
            font-weight: 500;
            color: var(--text);
            padding: 10px 12px;
            border-radius: var(--radius-sm);
            transition: background 0.2s ease, color 0.2s ease;
        }
        .mobile-drawer-link:hover {
            background: var(--bg-sub);
            color: var(--primary);
        }
        .mobile-drawer-link.active {
            background: rgba(15, 61, 62, 0.08);
            color: var(--primary);
            font-weight: 600;
        }
        .mobile-drawer-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            font-size: 12px;
            color: var(--text-muted);
            border-top: 1px solid rgba(15, 61, 62, 0.06);
            padding-top: 16px;
        }
        .mobile-drawer-tags a {
            background: var(--bg-sub);
            border-radius: 20px;
            padding: 3px 10px;
            color: var(--text-muted);
        }
        .mobile-drawer-tags a:hover {
            color: var(--primary);
        }

        /* ===== 分类页 Banner ===== */
        .page-banner {
            position: relative;
            padding: 72px 0 64px;
            background-size: cover;
            background-position: center;
            color: var(--bg);
            overflow: hidden;
        }
        .page-banner::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(120deg, rgba(11, 47, 48, 0.94) 0%, rgba(15, 61, 62, 0.82) 55%, rgba(20, 80, 82, 0.64) 100%);
        }
        .banner-inner {
            position: relative;
            z-index: 2;
            max-width: 840px;
        }
        .breadcrumb {
            font-size: 13px;
            color: rgba(255, 255, 255, 0.65);
            margin-bottom: 20px;
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.65);
            transition: color 0.2s ease;
        }
        .breadcrumb a:hover {
            color: var(--accent-light);
        }
        .breadcrumb .sep {
            opacity: 0.5;
        }
        .banner-tag {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 2px;
            color: var(--accent-light);
            border: 1px solid rgba(192, 147, 78, 0.5);
            border-radius: 20px;
            padding: 4px 14px;
            margin-bottom: 16px;
        }
        .page-title {
            font-family: var(--font-serif);
            font-size: 42px;
            line-height: 1.2;
            font-weight: 700;
            color: var(--bg);
            margin-bottom: 12px;
        }
        .banner-sub {
            font-size: 16px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.8);
            max-width: 640px;
        }

        /* ===== 引言段 ===== */
        .intro-section {
            padding: 72px 0 40px;
        }
        .intro-box {
            background: var(--white);
            border-radius: var(--radius-lg);
            padding: 40px 48px;
            box-shadow: var(--shadow);
            border-left: 4px solid var(--accent);
            max-width: 920px;
            margin: 0 auto;
        }
        .intro-box p {
            font-size: 17px;
            line-height: 1.9;
            color: var(--text);
        }

        /* ===== 图文长段落 ===== */
        .content-block {
            padding: 64px 0;
        }
        .content-block.bg-sub {
            background: var(--bg-sub);
        }
        .block-img {
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .block-img img {
            width: 100%;
            min-height: 300px;
            object-fit: cover;
            transition: transform 0.6s ease;
        }
        .block-img:hover img {
            transform: scale(1.05);
        }
        .block-text {
            padding: 16px 24px;
        }
        .step-num {
            display: inline-flex;
            font-family: var(--font-serif);
            font-size: 14px;
            font-weight: 700;
            color: var(--accent);
            border: 1px solid rgba(192, 147, 78, 0.4);
            border-radius: 6px;
            padding: 2px 10px;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .block-text h2 {
            font-family: var(--font-serif);
            font-size: 28px;
            line-height: 1.4;
            color: var(--primary);
            margin-bottom: 16px;
            font-weight: 700;
        }
        .block-text p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-muted);
            margin-bottom: 14px;
        }
        .block-text p:last-child {
            margin-bottom: 0;
        }

        /* ===== 流程步骤 ===== */
        .process-section {
            padding: 72px 0;
            background: var(--primary-dark);
            position: relative;
            overflow: hidden;
        }
        .process-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.02) 0px, rgba(255, 255, 255, 0.02) 1px, transparent 1px, transparent 80px);
        }
        .section-title {
            font-family: var(--font-serif);
            font-size: 30px;
            font-weight: 700;
            color: var(--white);
            text-align: center;
            margin-bottom: 8px;
        }
        .section-subtitle {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.6);
            text-align: center;
            margin-bottom: 48px;
        }
        .process-item {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: var(--radius-lg);
            padding: 32px 24px;
            text-align: center;
            transition: background 0.3s ease, transform 0.3s ease;
            height: 100%;
        }
        .process-item:hover {
            background: rgba(255, 255, 255, 0.08);
            transform: translateY(-4px);
        }
        .process-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--accent);
            color: var(--primary-dark);
            font-family: var(--font-serif);
            font-size: 24px;
            font-weight: 700;
            margin-bottom: 20px;
            box-shadow: 0 6px 16px rgba(192, 147, 78, 0.28);
        }
        .process-item h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 10px;
        }
        .process-item p {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.65);
        }

        /* ===== 内链卡片 ===== */
        .link-cards-section {
            padding: 72px 0 40px;
        }
        .link-cards-section .section-title {
            color: var(--primary);
            margin-bottom: 8px;
        }
        .link-cards-section .section-subtitle {
            color: var(--text-muted);
            margin-bottom: 44px;
        }
        .link-card {
            display: flex;
            flex-direction: column;
            background: var(--white);
            border: 1px solid rgba(15, 61, 62, 0.06);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            height: 100%;
            box-shadow: var(--shadow);
            transition: box-shadow 0.3s ease, transform 0.3s ease, border-color 0.3s ease;
        }
        .link-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
            border-color: rgba(192, 147, 78, 0.4);
        }
        .link-card-icon {
            font-size: 26px;
            color: var(--accent);
            margin-bottom: 16px;
        }
        .link-card h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--primary);
            margin-bottom: 10px;
        }
        .link-card p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-muted);
            flex: 1;
            margin-bottom: 16px;
        }
        .link-arrow {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            transition: color 0.2s ease, gap 0.2s ease;
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .link-card:hover .link-arrow {
            gap: 8px;
            color: var(--primary);
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 48px 0 72px;
            background: var(--bg-sub);
        }
        .faq-section .section-title {
            color: var(--primary);
            margin-bottom: 8px;
        }
        .faq-section .section-subtitle {
            color: var(--text-muted);
            margin-bottom: 44px;
        }
        .faq-item {
            background: var(--white);
            border-radius: var(--radius);
            padding: 0 24px;
            margin-bottom: 16px;
            box-shadow: var(--shadow);
            border: 1px solid rgba(15, 61, 62, 0.05);
            transition: box-shadow 0.3s ease;
            overflow: hidden;
        }
        .faq-item.active {
            box-shadow: var(--shadow-hover);
            border-color: rgba(192, 147, 78, 0.3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            width: 100%;
            text-align: left;
            padding: 22px 0;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            cursor: pointer;
            transition: color 0.2s ease;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            flex-shrink: 0;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            border: 1px solid var(--accent);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            transition: transform 0.3s ease, background 0.3s ease, color 0.3s ease;
        }
        .faq-item.active .faq-icon {
            background: var(--accent);
            color: var(--primary-dark);
            transform: rotate(45deg);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease;
        }
        .faq-answer-inner {
            padding: 0 0 22px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text-muted);
            border-top: 1px dashed rgba(15, 61, 62, 0.1);
            padding-top: 14px;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 72px 0;
            background: linear-gradient(120deg, var(--primary-dark), var(--primary-mid));
        }
        .cta-box {
            max-width: 720px;
            margin: 0 auto;
            text-align: center;
            padding: 48px 40px;
        }
        .cta-box h2 {
            font-family: var(--font-serif);
            font-size: 30px;
            color: var(--white);
            margin-bottom: 12px;
        }
        .cta-box p {
            font-size: 15px;
            color: rgba(255, 255, 255, 0.7);
            margin-bottom: 32px;
        }
        .cta-buttons {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: #0B2F30;
            color: rgba(255, 255, 255, 0.65);
            padding-top: 64px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 48px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .footer-brand .brand-name {
            font-family: var(--font-serif);
            font-size: 22px;
            font-weight: 700;
            color: var(--white);
            display: block;
            margin-bottom: 12px;
        }
        .footer-brand .brand-desc {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.55);
            max-width: 280px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--white);
            margin-bottom: 16px;
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            font-size: 14px;
            color: rgba(255, 255, 255, 0.55);
            transition: color 0.2s ease;
        }
        .footer-links a:hover {
            color: var(--accent-light);
        }
        .footer-bottom {
            padding: 20px 0 28px;
            font-size: 12px;
            color: rgba(255, 255, 255, 0.4);
            text-align: center;
            line-height: 1.6;
        }
        .footer-bottom a {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-bottom a:hover {
            color: var(--accent-light);
        }

        /* ===== 区块进入视口动效 ===== */
        .reveal {
            opacity: 0;
            transform: translateY(12px);
            transition: opacity 0.5s ease, transform 0.5s ease;
        }
        .reveal.is-visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== 响应式断点 ===== */
        @media (max-width: 1024px) {
            .search-box {
                width: 160px;
            }
            .search-box:focus-within {
                width: 220px;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .process-item {
                padding: 24px 20px;
            }
        }

        @media (max-width: 640px) {
            .header-top-inner {
                height: 52px;
            }
            .brand-logo-text {
                font-size: 18px;
            }
            .brand-logo-badge {
                display: none;
            }
            .search-box {
                display: none;
            }
            .menu-btn {
                display: flex;
            }
            .header-nav {
                display: none;
            }
            .page-banner {
                padding: 56px 0 48px;
            }
            .page-title {
                font-size: 32px;
            }
            .banner-sub {
                font-size: 15px;
            }
            .intro-section {
                padding: 48px 0 24px;
            }
            .intro-box {
                padding: 28px 20px;
                border-left-width: 3px;
            }
            .intro-box p {
                font-size: 15px;
            }
            .content-block {
                padding: 40px 0;
            }
            .block-text {
                padding: 16px 0;
            }
            .block-text h2 {
                font-size: 24px;
            }
            .block-img img {
                min-height: 200px;
            }
            .process-section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 24px;
            }
            .section-subtitle {
                font-size: 13px;
                margin-bottom: 32px;
            }
            .process-item {
                margin-bottom: 16px;
            }
            .link-cards-section {
                padding: 48px 0 24px;
            }
            .link-card {
                padding: 24px 20px;
                margin-bottom: 16px;
            }
            .faq-section {
                padding: 40px 0 56px;
            }
            .faq-item {
                padding: 0 18px;
            }
            .faq-question {
                font-size: 15px;
                padding: 18px 0;
            }
            .cta-section {
                padding: 48px 0;
            }
            .cta-box {
                padding: 32px 20px;
            }
            .cta-box h2 {
                font-size: 24px;
            }
            .cta-buttons {
                flex-direction: column;
                align-items: center;
            }
            .cta-buttons .btn {
                width: 100%;
                max-width: 300px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
                padding-bottom: 32px;
            }
            .footer-brand .brand-desc {
                max-width: 100%;
            }
            .footer-bottom {
                padding: 16px 0 24px;
            }
            .mobile-drawer {
                width: 75%;
            }
        }

        /* ===== 无障碍动效 ===== */
        @media (prefers-reduced-motion: reduce) {
            *,
            *::before,
            *::after {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
                scroll-behavior: auto !important;
            }
            .reveal {
                opacity: 1;
                transform: none;
            }
        }

/* roulang page: category2 */
:root {
  --primary: #0F3D3E;
  --primary-dark: #0B2F30;
  --primary-light: #145052;
  --accent: #C0934E;
  --accent-dark: #A67A3B;
  --bg: #FAF7F2;
  --bg-alt: #F2EDE6;
  --text: #1F2726;
  --text-muted: #6E7A78;
  --card-bg: #FFFFFF;
  --border: #E5DED4;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow: 0 2px 8px rgba(31, 39, 38, 0.05);
  --shadow-hover: 0 8px 24px rgba(31, 39, 38, 0.12);
  --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --space-section: 88px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s ease; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input { font-family: inherit; }
ul, ol { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ===== Header & Nav ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  background: rgba(250, 247, 242, .92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(31, 39, 38, .06);
  transition: box-shadow .2s ease, background .2s ease;
}
.site-header.scrolled {
  box-shadow: 0 4px 12px rgba(11, 47, 48, .08);
  background: rgba(250, 247, 242, .97);
}
.top-brand { border-bottom: 1px solid rgba(31, 39, 38, .05); }
.brand-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 52px;
  gap: 24px;
}
.brand-logo {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: .02em;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 2px;
  line-height: 1;
  white-space: nowrap;
}
.brand-logo b { font-weight: 800; }
.brand-logo em {
  font-style: normal;
  color: var(--accent);
  font-weight: 800;
  margin: 0 2px;
}
.brand-logo:hover { opacity: .9; }
.header-search {
  display: flex;
  align-items: center;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 40px;
  padding: 0 14px;
  height: 36px;
  width: 220px;
  color: var(--text-muted);
  transition: width .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.header-search:focus-within {
  width: 300px;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(192, 147, 78, .12);
  background: #fff;
}
.header-search i { font-size: 14px; margin-right: 8px; }
.header-search input {
  flex: 1;
  border: none;
  background: transparent;
  outline: none;
  font-size: 14px;
  color: var(--text);
  min-width: 0;
}
.header-search input::placeholder { color: #9AA5A2; }
.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--bg-alt);
  color: var(--primary);
  font-size: 18px;
  align-items: center;
  justify-content: center;
  transition: background .2s ease;
}
.menu-toggle:hover { background: var(--border); }
.header-nav { background: transparent; }
.nav-inner {
  display: flex;
  align-items: center;
  height: 44px;
  gap: 8px;
  flex-wrap: nowrap;
}
.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--text);
  padding: 8px 16px;
  border-radius: 8px;
  transition: background .2s ease, color .2s ease;
  white-space: nowrap;
}
.nav-link:hover { color: var(--primary); background: rgba(15, 61, 62, .06); }
.nav-link.active {
  color: var(--primary);
  font-weight: 700;
  background: rgba(15, 61, 62, .08);
  box-shadow: inset 0 -2px 0 var(--primary);
}
.hot-tags {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  white-space: nowrap;
}
.hot-label { font-size: 13px; color: var(--text-muted); }
.hot-tag {
  font-size: 13px;
  color: var(--primary);
  background: rgba(192, 147, 78, .12);
  padding: 3px 10px;
  border-radius: 20px;
  transition: background .2s ease, color .2s ease;
}
.hot-tag:hover { background: var(--accent); color: #fff; }

/* ===== Mobile Menu ===== */
.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  width: 72%;
  max-width: 340px;
  height: 100vh;
  background: var(--bg);
  z-index: 300;
  transform: translateX(-105%);
  transition: transform .3s cubic-bezier(.4, 0, .2, 1);
  box-shadow: 4px 0 20px rgba(11, 47, 48, .12);
  padding: 24px;
  overflow-y: auto;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}
.mobile-menu-head .brand-logo { font-size: 18px; }
.mobile-close {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--bg-alt);
  color: var(--text);
  font-size: 16px;
  transition: background .2s ease;
}
.mobile-close:hover { background: var(--border); }
.mobile-search {
  display: flex;
  align-items: center;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 40px;
  padding: 0 14px;
  height: 40px;
  margin-bottom: 20px;
  color: var(--text-muted);
}
.mobile-search input { flex: 1; border: none; outline: none; background: transparent; font-size: 14px; }
.mobile-links { display: flex; flex-direction: column; gap: 4px; }
.mobile-links a {
  padding: 12px 14px;
  border-radius: 10px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  transition: background .2s ease, color .2s ease;
}
.mobile-links a:hover { background: rgba(15, 61, 62, .06); color: var(--primary); }
.mobile-links a.active { background: rgba(15, 61, 62, .1); color: var(--primary); font-weight: 700; }
.mobile-hot { margin-top: 20px; padding-top: 20px; border-top: 1px solid var(--border); }
.mobile-hot p { font-size: 14px; color: var(--text-muted); margin-bottom: 10px; }
.mobile-hot .hot-tags { flex-wrap: wrap; gap: 8px; }
.mobile-overlay {
  position: fixed;
  inset: 0;
  background: rgba(11, 47, 48, .4);
  z-index: 290;
  opacity: 0;
  visibility: hidden;
  transition: opacity .3s ease;
}
.mobile-overlay.show { opacity: 1; visibility: visible; }

/* ===== Page Banner ===== */
.page-banner {
  position: relative;
  background:
    linear-gradient(100deg, rgba(11, 47, 48, .92) 0%, rgba(15, 61, 62, .78) 45%, rgba(15, 61, 62, .35) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  padding: 96px 0 80px;
  color: #FAF7F2;
}
.breadcrumb {
  font-size: 13px;
  color: rgba(250, 247, 242, .7);
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.breadcrumb a { color: rgba(250, 247, 242, .8); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb .sep { color: rgba(250, 247, 242, .4); }
.page-banner h1 {
  font-family: var(--font-serif);
  font-size: 46px;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 16px;
  letter-spacing: .02em;
}
.banner-lead {
  font-size: 18px;
  color: rgba(250, 247, 242, .85);
  max-width: 640px;
  line-height: 1.7;
  margin-bottom: 28px;
}
.gold-line {
  width: 48px;
  height: 2px;
  background: var(--accent);
  margin-bottom: 24px;
  border-radius: 2px;
}
.banner-data {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}
.banner-data .data-item { display: flex; align-items: baseline; gap: 8px; }
.banner-data .data-num {
  font-size: 32px;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}
.banner-data .data-label { font-size: 14px; color: rgba(250, 247, 242, .7); }

/* ===== Section Base ===== */
.section { padding: var(--space-section) 0; }
.section-alt { background: var(--bg-alt); }
.section-head { margin-bottom: 44px; max-width: 720px; }
.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}
.section-eyebrow::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--accent);
}
.section-head h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.3;
  margin-bottom: 12px;
}
.section-head p { color: var(--text-muted); font-size: 16px; }

/* ===== Intro ===== */
.intro-block { max-width: 880px; }
.intro-quote {
  font-family: var(--font-serif);
  font-size: 22px;
  line-height: 1.7;
  color: var(--primary);
  font-weight: 600;
  padding: 24px 0 20px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 24px;
}
.intro-quote em {
  font-style: normal;
  color: var(--accent);
}
.intro-block p { color: var(--text-muted); font-size: 16px; margin-bottom: 12px; }

/* ===== Process Steps ===== */
.process-section { background: var(--bg-alt); }
.step-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
  height: 100%;
  position: relative;
  border: 1px solid rgba(31, 39, 38, .03);
}
.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.step-num {
  font-size: 36px;
  font-weight: 800;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  margin-bottom: 18px;
  letter-spacing: .04em;
}
.step-card h3 { font-size: 18px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.step-card p { font-size: 14px; color: var(--text-muted); line-height: 1.7; }
.step-arrow {
  position: absolute;
  top: 36px;
  right: -18px;
  color: var(--accent);
  font-size: 14px;
  z-index: 2;
}

/* ===== Prep Section (图文) ===== */
.prep-inner {
  display: flex;
  gap: 56px;
  align-items: center;
}
.prep-media {
  flex: 0 0 48%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--shadow);
}
.prep-media img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
  transition: transform .6s ease;
}
.prep-media:hover img { transform: scale(1.05); }
.prep-content { flex: 1; }
.prep-content h2 { font-family: var(--font-serif); font-size: 26px; color: var(--primary); margin-bottom: 16px; font-weight: 700; }
.prep-content > p { color: var(--text-muted); font-size: 16px; margin-bottom: 20px; }
.prep-content blockquote {
  background: var(--bg-alt);
  border-left: 3px solid var(--accent);
  border-radius: 0 10px 10px 0;
  padding: 16px 20px;
  margin-bottom: 20px;
  color: var(--primary);
  font-size: 15px;
  line-height: 1.7;
}
.prep-list { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.prep-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--text);
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
}
.prep-list li i { color: var(--accent); font-size: 14px; }

/* ===== Timeline Band ===== */
.timeline-band {
  background:
    linear-gradient(120deg, rgba(11, 47, 48, .94), rgba(15, 61, 62, .85)),
    url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  color: #FAF7F2;
}
.timeline-band .section-eyebrow, .timeline-band .section-head h2 { color: #FAF7F2; }
.timeline-band .section-eyebrow::before { background: var(--accent); }
.timeline-band .section-head p { color: rgba(250, 247, 242, .7); }
.timeline-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.timeline-item {
  background: rgba(255, 255, 255, .06);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius);
  padding: 22px 18px;
  transition: background .3s ease, transform .3s ease;
}
.timeline-item:hover { background: rgba(255, 255, 255, .1); transform: translateY(-4px); }
.timeline-item .tl-order {
  font-size: 13px;
  color: var(--accent);
  letter-spacing: .08em;
  margin-bottom: 8px;
  font-weight: 600;
}
.timeline-item h3 { font-size: 16px; font-weight: 600; margin-bottom: 6px; }
.timeline-item p { font-size: 13px; color: rgba(250, 247, 242, .65); line-height: 1.6; }

/* ===== Inner Link Cards ===== */
.link-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex;
  flex-direction: column;
  height: 100%;
  border: 1px solid rgba(31, 39, 38, .03);
}
.link-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.link-card-media {
  height: 180px;
  overflow: hidden;
}
.link-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
}
.link-card:hover .link-card-media img { transform: scale(1.05); }
.link-card-body {
  padding: 22px 24px 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.link-card-body h3 { font-size: 18px; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.link-card-body p { font-size: 14px; color: var(--text-muted); line-height: 1.7; flex: 1; }
.link-card-more {
  margin-top: 16px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: gap .25s ease, color .25s ease;
}
.link-card-more i { font-size: 12px; }
.link-card:hover .link-card-more { color: var(--accent-dark); gap: 10px; }

/* ===== FAQ ===== */
.faq-section { background: var(--bg-alt); }
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.accordion {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(31, 39, 38, .03);
  overflow: hidden;
  transition: box-shadow .3s ease;
}
.accordion:hover { box-shadow: var(--shadow-hover); }
.accordion-item { border-bottom: 1px solid var(--border); }
.accordion-item:last-child { border-bottom: none; }
.accordion-title {
  display: flex !important;
  align-items: center;
  justify-content: space-between;
  font-size: 15px !important;
  font-weight: 600 !important;
  color: var(--primary) !important;
  padding: 18px 22px !important;
  line-height: 1.5 !important;
  border: none !important;
  background: transparent !important;
  transition: background .2s ease;
}
.accordion-title::before {
  content: '\f107' !important;
  font-family: 'Font Awesome 6 Free' !important;
  font-weight: 900 !important;
  order: 2;
  font-size: 14px;
  color: var(--accent);
  transition: transform .3s ease;
}
.accordion-item.is-active .accordion-title::before { transform: rotate(180deg); }
.accordion-title:hover { background: rgba(15, 61, 62, .04); }
.accordion-content {
  background: transparent !important;
  border: none !important;
  color: var(--text-muted) !important;
  font-size: 14px !important;
  line-height: 1.8 !important;
  padding: 0 22px 20px !important;
}
.accordion-content p { margin-bottom: 0; }

/* ===== CTA ===== */
.cta-section { padding: 0 0 var(--space-section); }
.cta-band {
  background:
    linear-gradient(135deg, rgba(11, 47, 48, .97), rgba(20, 80, 82, .92)),
    url('/assets/images/backpic/back-3.webp') center/cover no-repeat;
  border-radius: 20px;
  padding: 64px 56px;
  color: #FAF7F2;
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta-band::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
}
.cta-band h2 {
  font-family: var(--font-serif);
  font-size: 30px;
  font-weight: 700;
  margin-bottom: 12px;
}
.cta-band p {
  font-size: 15px;
  color: rgba(250, 247, 242, .75);
  max-width: 640px;
  margin: 0 auto 32px;
}
.cta-btns {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  transition: transform .2s ease, box-shadow .25s ease, background-color .25s ease, color .25s ease, border-color .25s ease;
  border: 1px solid transparent;
  line-height: 1.4;
  white-space: nowrap;
}
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-light); box-shadow: 0 8px 20px rgba(15, 61, 62, .3); transform: translateY(-2px); color: #fff; }
.btn-accent { background: var(--accent); color: var(--primary-dark); }
.btn-accent:hover { background: #D1A25C; box-shadow: 0 8px 20px rgba(192, 147, 78, .35); transform: translateY(-2px); color: var(--primary-dark); }
.btn-outline-light {
  background: transparent;
  border: 1px solid rgba(250, 247, 242, .45);
  color: #FAF7F2;
}
.btn-outline-light:hover { background: #FAF7F2; color: var(--primary-dark); transform: translateY(-2px); }
.btn-ghost {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--primary);
  font-size: 13px;
  padding: 8px 20px;
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent-dark); }

/* ===== Footer ===== */
.site-footer {
  background: var(--primary-dark);
  color: rgba(250, 247, 242, .75);
  padding: 64px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(250, 247, 242, .08);
}
.footer-brand .brand-logo { color: #FAF7F2; font-size: 20px; margin-bottom: 14px; }
.footer-brand .brand-logo em { color: var(--accent); }
.brand-desc { font-size: 14px; line-height: 1.7; color: rgba(250, 247, 242, .6); max-width: 260px; margin-top: 10px; }
.footer-title {
  font-size: 15px;
  font-weight: 700;
  color: #FAF7F2;
  margin-bottom: 16px;
  position: relative;
  padding-bottom: 10px;
}
.footer-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 24px;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: rgba(250, 247, 242, .65); transition: color .2s ease, padding-left .2s ease; }
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-bottom {
  padding: 20px 0;
  font-size: 13px;
  color: rgba(250, 247, 242, .5);
  text-align: center;
}
.footer-bottom a { color: rgba(250, 247, 242, .65); }
.footer-bottom a:hover { color: var(--accent); }

/* ===== Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity .5s ease, transform .5s ease;
}
.reveal.in-view { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    transition: none !important;
    animation: none !important;
  }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .timeline-grid { grid-template-columns: repeat(3, 1fr); }
  .prep-inner { gap: 36px; }
}
@media (max-width: 768px) {
  :root { --space-section: 60px; }
  .top-brand { height: 48px; }
  .brand-logo { font-size: 19px; }
  .header-search { width: 150px; }
  .header-search:focus-within { width: 200px; }
  .nav-inner { height: auto; flex-wrap: wrap; padding: 8px 0; }
  .nav-link { padding: 6px 12px; font-size: 14px; }
  .hot-tags { display: none; }
  .page-banner { padding: 64px 0 56px; }
  .page-banner h1 { font-size: 32px; }
  .banner-lead { font-size: 16px; }
  .banner-data { gap: 24px; }
  .banner-data .data-num { font-size: 26px; }
  .prep-inner { flex-direction: column; gap: 24px; align-items: flex-start; }
  .prep-media { flex: none; width: 100%; }
  .prep-media img { min-height: 220px; }
  .prep-list { grid-template-columns: 1fr 1fr; }
  .timeline-grid { grid-template-columns: 1fr 1fr; }
  .faq-grid { grid-template-columns: 1fr; }
  .cta-band { padding: 48px 24px; }
  .cta-band h2 { font-size: 26px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .section-head h2 { font-size: 24px; }
  .intro-quote { font-size: 18px; }
}
@media (max-width: 640px) {
  .header-search { display: none; }
  .menu-toggle { display: inline-flex; }
  .top-brand .brand-logo { font-size: 18px; }
  .nav-inner { gap: 4px; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .nav-link { padding: 6px 10px; font-size: 13px; }
  .timeeline-grid { grid-template-columns: 1fr; }
  .page-banner h1 { font-size: 30px; }
  .prep-list { grid-template-columns: 1fr; }
  .link-card-media { height: 160px; }
  .cta-btns { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; }
}