/* roulang page: index */
:root {
  --primary: #0B4F3A;
  --primary-light: #127A5C;
  --accent: #C6A45C;
  --accent-light: rgba(198,164,92,0.18);
  --bg-light: #F7F4EE;
  --bg-dark: #062B21;
  --card-bg: #FFFFFF;
  --text-main: #1A2B25;
  --text-secondary: #5A6B64;
  --text-weak: #8A9A93;
  --text-on-dark: #F2EFE7;
  --text-on-dark-secondary: #A8B8A8;
  --border: #E3DCCE;
  --border-dark: rgba(255,255,255,0.12);
  --safety: #2D9C6A;
  --warning: #C07C2B;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(6,43,33,0.06), 0 4px 14px rgba(6,43,33,0.04);
  --shadow-lg: 0 8px 24px rgba(6,43,33,0.12);
  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --serif: Georgia, "Times New Roman", serif;
  --sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--bg-light);
  color: var(--text-main);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; transition: color 0.25s ease; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; }
ul, ol { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ============ 头部导航 ============ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  z-index: 1000;
  display: flex;
  align-items: center;
  background: rgba(255,255,255,0.08);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  backdrop-filter: blur(18px) saturate(180%);
  border-bottom: 1px solid rgba(255,255,255,0.14);
  transition: background 0.35s ease, border-color 0.35s ease, box-shadow 0.35s ease;
}
.site-header.scrolled {
  background: rgba(247,244,238,0.95);
  border-bottom-color: var(--border);
  box-shadow: 0 4px 20px rgba(6,43,33,0.06);
}
.site-header .header-inner {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-logo {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 0.02em;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: color 0.3s ease;
}
.site-logo i { color: var(--accent); font-size: 18px; }
.site-header.scrolled .site-logo { color: var(--text-main); }
.site-nav {
  display: flex;
  align-items: center;
  gap: 30px;
  margin-left: 40px;
}
.site-nav a {
  font-size: 15px;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  padding: 8px 0;
  position: relative;
  letter-spacing: 0.02em;
  transition: color 0.25s ease;
}
.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  transition: width 0.3s ease;
}
.site-nav a:hover { color: #fff; }
.site-nav a:hover::after, .site-nav a.active::after { width: 100%; }
.site-nav a.active { color: var(--accent); }
.site-header.scrolled .site-nav a { color: var(--text-secondary); }
.site-header.scrolled .site-nav a:hover { color: var(--primary); }
.site-header.scrolled .site-nav a.active { color: var(--primary); }
.header-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}
.header-search {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.25);
  color: #fff;
  background: transparent;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.25s ease;
}
.header-search:hover { background: rgba(255,255,255,0.15); }
.site-header.scrolled .header-search { border-color: var(--border); color: var(--text-main); }
.btn-nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  padding: 0 22px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.btn-nav-cta:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(11,79,58,0.3);
}
.site-header.scrolled .btn-nav-cta { color: #fff; }
.burger {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: none;
  background: transparent;
  cursor: pointer;
  position: relative;
  z-index: 1101;
}
.burger span {
  display: block;
  width: 18px;
  height: 2px;
  background: #fff;
  margin: 4px auto;
  transition: all 0.3s ease;
  border-radius: 2px;
}
.site-header.scrolled .burger span { background: var(--text-main); }
.burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); background: #fff; }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); background: #fff; }

.mobile-menu {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-dark);
  z-index: 1050;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 22px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s ease, visibility 0.4s ease;
}
.mobile-menu.open { opacity: 1; visibility: visible; }
.mobile-menu a {
  font-size: 40px;
  font-weight: 700;
  color: var(--text-on-dark);
  letter-spacing: 0.03em;
  transition: color 0.25s ease, transform 0.25s ease;
}
.mobile-menu a:hover, .mobile-menu a.active { color: var(--accent); transform: translateX(6px); }

/* ============ 按钮 ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 0 30px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  white-space: nowrap;
}
.btn-primary {
  background: var(--primary);
  color: #fff;
}
.btn-primary:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(11,79,58,0.28);
}
.btn-primary .btn-icon { transition: transform 0.3s ease; }
.btn-primary:hover .btn-icon { transform: translateX(4px); }
.btn-outline {
  background: transparent;
  color: var(--text-on-dark);
  border: 1px solid var(--accent);
}
.btn-outline:hover {
  background: var(--accent-light);
  color: #fff;
  transform: translateY(-2px);
}
.btn-outline-dark {
  background: transparent;
  color: var(--primary);
  border: 1px solid var(--accent);
}
.btn-outline-dark:hover {
  background: var(--accent-light);
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-gold {
  height: 60px;
  min-height: 60px;
  padding: 0 48px;
  background: var(--accent);
  color: var(--bg-dark);
  font-size: 17px;
  font-weight: 700;
  box-shadow: 0 8px 30px rgba(198,164,92,0.3);
}
.btn-gold:hover {
  background: #d4b46e;
  transform: translateY(-3px);
  box-shadow: 0 12px 36px rgba(198,164,92,0.4);
}
.btn-gold .btn-icon { transition: transform 0.3s ease; }
.btn-gold:hover .btn-icon { transform: translateX(5px); }
.btn:focus-visible, .header-search:focus-visible, .burger:focus-visible,
.faq-item summary:focus-visible, a:focus-visible {
  outline: 3px solid rgba(198,164,92,0.6);
  outline-offset: 3px;
}

/* ============ Hero ============ */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  background: var(--bg-dark);
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: 72px;
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity: 0.3;
  animation: heroZoom 20s ease-in-out infinite alternate;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(6,43,33,0.92) 35%, rgba(6,43,33,0.72) 100%);
}
@keyframes heroZoom {
  0% { transform: scale(1); }
  100% { transform: scale(1.06); }
}
.hero .container, .hero .row {
  position: relative;
  z-index: 2;
  width: 100%;
}
.hero-inner {
  align-items: center;
  padding: 60px 0 96px;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 18px;
  border: 1px solid var(--accent);
  border-radius: 999px;
  color: var(--accent);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  margin-bottom: 24px;
  background: var(--accent-light);
}
.hero-badge i { font-size: 11px; }
.hero-title {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 700;
  line-height: 1.18;
  color: var(--text-on-dark);
  letter-spacing: -0.5px;
  margin-bottom: 20px;
}
.hero-title .gold {
  color: var(--accent);
  font-weight: 700;
}
.hero-sub {
  font-size: 18px;
  line-height: 1.8;
  color: var(--text-on-dark-secondary);
  max-width: 480px;
  margin-bottom: 34px;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  margin-bottom: 26px;
  flex-wrap: wrap;
}
.hero-safety {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(242,239,231,0.6);
}
.hero-safety i {
  color: var(--safety);
  font-size: 14px;
}

/* Hero 信任条 */
.hero-trust {
  border-top: 1px solid rgba(255,255,255,0.12);
  padding: 28px 0 0;
  margin-top: 48px;
  display: flex;
  gap: 48px;
  flex-wrap: wrap;
}
.trust-item .trust-value {
  font-family: var(--serif);
  font-size: 34px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1.2;
}
.trust-item .trust-label {
  font-size: 13px;
  color: var(--text-on-dark-secondary);
  margin-top: 4px;
  letter-spacing: 0.04em;
}

/* Hero 手机视觉卡 */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  perspective: 1200px;
}
.phone-shell {
  width: 260px;
  position: relative;
  animation: phoneFloat 4s ease-in-out infinite;
}
@keyframes phoneFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.phone-inner {
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 36px;
  padding: 10px;
  background: rgba(255,255,255,0.06);
  box-shadow: 0 24px 60px rgba(0,0,0,0.4);
}
.phone-screen {
  position: relative;
  aspect-ratio: 9 / 19.5;
  border-radius: 26px;
  overflow: hidden;
  background: var(--bg-dark);
}
.phone-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}
.phone-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,43,33,0.3) 0%, rgba(6,43,33,0.1) 40%, rgba(6,43,33,0.75) 100%);
}
.phone-chrome {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  padding: 18px;
  gap: 14px;
}
.phone-top {
  display: flex;
  justify-content: center;
  margin-bottom: 8px;
}
.phone-speaker {
  width: 60px;
  height: 4px;
  border-radius: 4px;
  background: rgba(255,255,255,0.45);
}
.phone-logo {
  width: 80px;
  height: 18px;
  border-radius: 4px;
  background: rgba(198,164,92,0.7);
  margin-bottom: 4px;
}
.phone-nav {
  display: flex;
  gap: 8px;
}
.phone-nav span {
  display: block;
  height: 8px;
  border-radius: 4px;
  background: rgba(255,255,255,0.4);
}
.phone-nav span:nth-child(1) { width: 36px; }
.phone-nav span:nth-child(2) { width: 28px; }
.phone-nav span:nth-child(3) { width: 32px; }
.phone-banner {
  margin-top: 24px;
  height: 90px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(198,164,92,0.5), rgba(11,79,58,0.55));
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 14px;
  gap: 6px;
  border: 1px solid rgba(255,255,255,0.15);
}
.phone-banner span {
  width: 56px;
  height: 8px;
  border-radius: 4px;
  background: rgba(255,255,255,0.7);
}
.phone-banner strong {
  width: 110px;
  height: 12px;
  border-radius: 4px;
  background: rgba(255,255,255,0.85);
}
.phone-cards {
  display: flex;
  gap: 10px;
  margin-top: auto;
}
.phone-card {
  flex: 1;
  height: 58px;
  border-radius: 12px;
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.1);
}
.phone-badge {
  position: absolute;
  bottom: -12px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 18px;
  border-radius: 999px;
  background: var(--primary);
  border: 1px solid var(--accent);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
  white-space: nowrap;
}
.phone-badge i {
  color: var(--accent);
}

/* ============ Section 通用 ============ */
.section {
  padding: 96px 0;
}
.section--white { background: var(--card-bg); }
.section--light { background: var(--bg-light); }
.section--dark { background: var(--bg-dark); }
.section-headline {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-bottom: 44px;
}
.section-num {
  font-family: var(--serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 0.06em;
}
.section-headline h2 {
  font-size: clamp(28px, 3.5vw, 42px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-main);
  letter-spacing: -0.3px;
}
.section-line {
  flex: 1;
  height: 1px;
  max-width: 180px;
  background: var(--border);
}
.section-sub {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 560px;
  line-height: 1.8;
}

.section--dark .section-headline h2 { color: var(--text-on-dark); }
.section--dark .section-sub { color: var(--text-on-dark-secondary); }

/* 滚动淡入 */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ============ 官方栏目速览卡片 ============ */
.feature-grid .columns { margin-bottom: 24px; }
.feature-card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.feature-card--wide .feature-cover {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  position: relative;
}
.feature-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease, filter 0.5s ease;
}
.feature-card:hover .feature-cover img {
  transform: scale(1.03);
  filter: brightness(0.92);
}
.feature-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(6,43,33,0.5));
  display: flex;
  align-items: flex-end;
  padding: 16px;
}
.feature-tag {
  display: inline-flex;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(6,43,33,0.75);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  color: var(--accent);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
}
.feature-body {
  padding: 24px 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.feature-body h3 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.4;
  margin-bottom: 10px;
}
.feature-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 16px;
  flex: 1;
}
.feature-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  transition: gap 0.3s ease;
}
.feature-link:hover { gap: 12px; color: var(--primary-light); }
.feature-card--narrow { min-height: 270px; }
.feature-card--narrow .feature-body { padding: 22px 24px; justify-content: space-between; }
.feature-icon {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 18px;
  margin-bottom: 14px;
}

/* ============ 路径清单 ============ */
.roadmap-list {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
.roadmap-item {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 26px 28px;
  border-bottom: 1px solid #EAE3D6;
  transition: background 0.3s ease, padding-left 0.3s ease;
}
.roadmap-item:last-child { border-bottom: none; }
.roadmap-item:hover {
  background: rgba(11,79,58,0.04);
  padding-left: 36px;
}
.roadmap-num {
  font-family: var(--serif);
  font-size: 40px;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
  width: 56px;
  text-align: center;
  flex-shrink: 0;
}
.roadmap-content {
  flex: 1;
  min-width: 0;
}
.roadmap-content h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 2px;
}
.roadmap-content p {
  font-size: 14px;
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.roadmap-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 14px;
  transition: all 0.3s ease;
  flex-shrink: 0;
  background: #fff;
}
.roadmap-item:hover .roadmap-arrow {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateX(3px);
}

/* ============ 口碑评论 ============ */
.reviews-wrap {
  overflow: hidden;
  position: relative;
  padding-bottom: 10px;
}
.reviews-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  padding: 20px 48px;
  scrollbar-width: none;
}
.reviews-track::-webkit-scrollbar { display: none; }
.review-card {
  min-width: 290px;
  max-width: 320px;
  padding: 24px;
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.08);
  border: 1px solid var(--border-dark);
  scroll-snap-align: center;
  transition: background 0.3s ease, transform 0.3s ease;
}
.review-card:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-4px);
}
.review-stars {
  color: var(--accent);
  font-size: 14px;
  letter-spacing: 2px;
  margin-bottom: 12px;
}
.review-stars i { margin-right: 1px; }
.review-text {
  font-size: 14px;
  color: var(--text-on-dark);
  line-height: 1.75;
  margin-bottom: 18px;
  min-height: 74px;
}
.review-user {
  display: flex;
  align-items: center;
  gap: 12px;
}
.review-avatar {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--primary-light);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  flex-shrink: 0;
}
.review-meta {
  flex: 1;
}
.review-meta .name {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-on-dark);
}
.review-meta .time {
  font-size: 12px;
  color: var(--text-on-dark-secondary);
}

/* ============ 资讯列表 ============ */
.news-wrap {}
.news-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 28px;
}
.news-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  padding: 8px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--card-bg);
  transition: all 0.3s ease;
}
.news-more:hover {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.news-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.news-row {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 26px 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-bottom: none;
  transition: background 0.3s ease, box-shadow 0.3s ease, transform 0.2s ease;
}
.news-row:first-child { border-radius: var(--radius-lg) var(--radius-lg) 0 0; }
.news-row:last-child { border-radius: 0 0 var(--radius-lg) var(--radius-lg); border-bottom: 1px solid var(--border); }
.news-row:hover {
  background: #fdfbf7;
  box-shadow: var(--shadow-sm);
  position: relative;
  z-index: 1;
}
.news-date {
  width: 88px;
  flex-shrink: 0;
  text-align: center;
  padding: 8px 0;
  border-right: 1px solid var(--border);
  margin-right: 8px;
}
.news-date .d-month {
  display: block;
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.4;
}
.news-date .d-day {
  display: block;
  font-family: var(--serif);
  font-size: 32px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
}
.news-body {
  flex: 1;
  min-width: 0;
}
.news-body h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.4;
  margin-bottom: 4px;
  transition: color 0.25s ease;
}
.news-row:hover .news-body h3 { color: var(--primary); }
.news-body p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  overflow: hidden;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.news-side {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  background: var(--accent-light);
  color: var(--primary);
  border: 1px solid rgba(198,164,92,0.35);
}
.news-arrow {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: var(--bg-light);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 12px;
  transition: all 0.3s ease;
}
.news-row:hover .news-arrow {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  transform: translateX(3px);
}
.news-empty {
  border: 2px dashed var(--border);
  border-radius: var(--radius-lg);
  padding: 56px 24px;
  text-align: center;
  color: var(--text-weak);
  font-size: 15px;
  background: var(--card-bg);
}
.news-empty i {
  font-size: 28px;
  margin-bottom: 12px;
  color: var(--border);
  display: block;
}

/* ============ FAQ ============ */
.faq-list { max-width: 860px; margin: 0 auto; }
.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item summary {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px 12px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  list-style: none;
  transition: color 0.25s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--primary); }
.faq-plus {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 1px solid var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
  transition: transform 0.3s ease, background 0.3s ease;
}
.faq-item[open] .faq-plus {
  transform: rotate(45deg);
  background: var(--accent);
  color: var(--bg-dark);
}
.faq-answer {
  padding: 0 12px 22px 56px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.85;
}

/* ============ CTA 大区 ============ */
.cta-section {
  position: relative;
  background: var(--bg-dark);
  padding: 110px 0;
  text-align: center;
  overflow: hidden;
}
.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  opacity: 0.22;
}
.cta-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,43,33,0.85) 0%, rgba(6,43,33,0.65) 50%, rgba(6,43,33,0.9) 100%);
}
.cta-inner {
  position: relative;
  z-index: 2;
}
.cta-section h2 {
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 700;
  color: var(--text-on-dark);
  line-height: 1.3;
  margin-bottom: 14px;
}
.cta-section h2 .gold {
  color: var(--accent);
}
.cta-section .cta-sub {
  font-size: 16px;
  color: var(--text-on-dark-secondary);
  max-width: 520px;
  margin: 0 auto 38px;
  line-height: 1.8;
}
.cta-section .cta-safety {
  margin-top: 22px;
  font-size: 13px;
  color: rgba(242,239,231,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.cta-section .cta-safety i { color: var(--safety); }

/* ============ 页脚 ============ */
.site-footer {
  background: var(--bg-dark);
  padding: 80px 0 30px;
  color: var(--text-on-dark-secondary);
}
.footer-brand-logo {
  font-size: 24px;
  font-weight: 700;
  color: var(--text-on-dark);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.footer-brand-logo i { color: var(--accent); font-size: 20px; }
.footer-desc {
  font-size: 14px;
  line-height: 1.8;
  margin-bottom: 20px;
  max-width: 300px;
}
.footer-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-on-dark);
  letter-spacing: 0.1em;
  margin-bottom: 18px;
}
.footer-links li {
  margin-bottom: 10px;
}
.footer-links a {
  font-size: 14px;
  color: var(--text-on-dark-secondary);
  transition: color 0.25s ease, padding-left 0.25s ease;
}
.footer-links a:hover {
  color: var(--accent);
  padding-left: 5px;
}
.footer-safety-box {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-md);
  padding: 18px;
  font-size: 13px;
  line-height: 1.7;
  color: var(--text-on-dark-secondary);
}
.footer-safety-box i {
  color: var(--safety);
  margin-right: 6px;
}
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 24px 0;
  margin-top: 56px;
  font-size: 13px;
  color: rgba(242,239,231,0.45);
}
.footer-bottom-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

/* ============ 响应式 ============ */
@media (max-width: 1023px) {
  .site-nav {
    gap: 20px;
    margin-left: 24px;
  }
  .site-nav a { font-size: 14px; }
  .header-search { display: none; }
}

@media (max-width: 767px) {
  .site-header {
    height: 60px;
  }
  .site-nav {
    display: none;
  }
  .burger {
    display: block;
  }
  .header-actions .btn-nav-cta {
    display: none;
  }
  .site-logo {
    font-size: 20px;
  }
  .hero {
    padding-top: 60px;
  }
  .hero-inner {
    padding: 48px 0 64px;
  }
  .hero-title {
    font-size: 36px;
    line-height: 1.25;
  }
  .hero-sub {
    font-size: 16px;
  }
  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }
  .hero-ctas .btn {
    width: 100%;
  }
  .hero-visual {
    display: none;
  }
  .hero-trust {
    gap: 28px;
    margin-top: 36px;
  }
  .trust-item .trust-value {
    font-size: 28px;
  }
  .section {
    padding: 64px 0;
  }
  .section-headline {
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 32px;
  }
  .section-headline h2 {
    font-size: 26px;
  }
  .section-line {
    display: none;
  }
  .section-sub {
    font-size: 14px;
  }
  .roadmap-item {
    padding: 20px;
    gap: 16px;
  }
  .roadmap-item:hover {
    padding-left: 24px;
  }
  .roadmap-num {
    font-size: 28px;
    width: 40px;
  }
  .roadmap-content p {
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }
  .news-row {
    padding: 20px 16px;
    gap: 14px;
    align-items: flex-start;
  }
  .news-date {
    width: auto;
    border-right: none;
    padding: 0;
    text-align: left;
    margin-right: 0;
    display: flex;
    flex-direction: row;
    align-items: baseline;
    gap: 6px;
    flex-basis: 100%;
    margin-bottom: 4px;
  }
  .news-date .d-month {
    font-size: 13px;
  }
  .news-date .d-day {
    font-size: 16px;
  }
  .news-body h3 {
    font-size: 16px;
  }
  .news-body p {
    -webkit-line-clamp: 1;
  }
  .news-side .badge {
    display: none;
  }
  .news-side .news-arrow {
    width: 28px;
    height: 28px;
  }
  .cta-section {
    padding: 72px 0;
  }
  .cta-section .btn-gold {
    width: 100%;
    max-width: 360px;
  }
  .faq-item summary {
    font-size: 15px;
    padding: 20px 8px;
  }
  .faq-answer {
    padding-left: 48px;
    font-size: 13px;
  }
  .site-footer {
    padding: 56px 0 24px;
  }
  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
  }
  .reviews-track {
    padding: 20px 20px;
  }
}

@media (max-width: 575px) {
  .container {
    padding: 0 16px;
  }
  .hero-badge {
    font-size: 11px;
    padding: 5px 14px;
  }
  .roadmap-arrow {
    width: 32px;
    height: 32px;
  }
  .trust-item .trust-value {
    font-size: 24px;
  }
  .trust-item .trust-label {
    font-size: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal {
    opacity: 1;
    transform: none;
  }
  .phone-shell {
    animation: none;
  }
}

/* roulang page: article */
:root {
    --primary: #0B4F3A;
    --primary-light: #127A5C;
    --accent: #C6A45C;
    --accent-soft: rgba(198, 164, 92, 0.15);
    --bg-light: #F7F4EE;
    --bg-dark: #062B21;
    --card-white: #FFFFFF;
    --text-main: #1A2B25;
    --text-sub: #5A6B64;
    --text-weak: #8A9A93;
    --text-dark-main: #F2EFE7;
    --text-dark-sub: #A8B8A8;
    --border: #E3DCCE;
    --border-dark: rgba(255, 255, 255, 0.12);
    --safety: #2D9C6A;
    --warning: #C07C2B;
    --radius-lg: 16px;
    --radius-md: 12px;
    --radius-sm: 8px;
    --shadow-card: 0 1px 3px rgba(6, 43, 33, 0.06), 0 4px 14px rgba(6, 43, 33, 0.04);
    --shadow-hover: 0 8px 24px rgba(6, 43, 33, 0.12);
    --font-cn: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    --font-serif: Georgia, "Times New Roman", serif;
    --trans: 0.25s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
    font-family: var(--font-cn);
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-main);
    background: var(--bg-light);
    overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--trans); }
a:hover { color: var(--primary-light); }
ul, ol { padding-left: 1.4em; }
button { font-family: inherit; cursor: pointer; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; width: 100%; }

.site-header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    height: 72px;
    background: rgba(255, 255, 255, 0.08);
    -webkit-backdrop-filter: blur(18px) saturate(180%);
    backdrop-filter: blur(18px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.14);
    transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.site-header.scrolled {
    background: rgba(247, 244, 238, 0.95);
    border-bottom-color: var(--border);
    box-shadow: 0 4px 20px rgba(6, 43, 33, 0.08);
}
@supports not ((backdrop-filter: blur(1px))) {
    .site-header { background: rgba(255, 255, 255, 0.92); }
}
.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}
.site-logo {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 21px;
    font-weight: 700;
    color: var(--text-dark-main);
    letter-spacing: -0.3px;
    white-space: nowrap;
    transition: color var(--trans);
}
.site-logo i {
    color: var(--accent);
    font-size: 20px;
}
.site-header.scrolled .site-logo { color: var(--text-main); }
.site-nav {
    display: flex;
    align-items: center;
    gap: 8px;
}
.site-nav a {
    padding: 8px 14px;
    font-size: 15px;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.85);
    border-radius: 999px;
    position: relative;
    transition: color 0.25s, background 0.25s;
}
.site-header.scrolled .site-nav a { color: var(--text-sub); }
.site-nav a:hover { color: var(--accent); background: rgba(255, 255, 255, 0.08); }
.site-header.scrolled .site-nav a:hover { color: var(--primary); background: rgba(11, 79, 58, 0.06); }
.site-nav a.active { color: var(--accent); }
.site-header.scrolled .site-nav a.active { color: var(--primary); }
.site-nav a.active::after {
    content: "";
    position: absolute;
    bottom: 2px; left: 50%;
    transform: translateX(-50%);
    width: 18px; height: 2px;
    background: var(--accent);
    border-radius: 2px;
}
.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}
.header-search {
    width: 40px; height: 40px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.3);
    background: transparent;
    color: var(--text-dark-main);
    font-size: 15px;
    transition: all var(--trans);
}
.site-header.scrolled .header-search { border-color: var(--border); color: var(--text-main); }
.header-search:hover { border-color: var(--accent); color: var(--accent); transform: rotate(8deg); }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 44px;
    padding: 0 24px;
    border-radius: 999px;
    font-size: 15px;
    font-weight: 600;
    border: none;
    transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.btn i { transition: transform 0.3s ease; }
.btn:hover i { transform: translateX(4px); }
.btn-nav-cta {
    min-height: 40px;
    padding: 0 20px;
    background: var(--accent);
    color: #062B21;
    font-size: 14px;
}
.btn-nav-cta:hover { background: #d4b56a; color: #062B21; box-shadow: 0 4px 14px rgba(198, 164, 92, 0.4); transform: translateY(-1px); }
.burger {
    display: none;
    width: 42px; height: 42px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 10px;
    background: transparent;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 5px;
}
.site-header.scrolled .burger { border-color: var(--border); }
.burger span {
    display: block;
    width: 18px; height: 2px;
    background: var(--text-dark-main);
    border-radius: 2px;
    transition: all 0.3s ease;
}
.site-header.scrolled .burger span { background: var(--text-main); }
.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.article-banner {
    position: relative;
    background: var(--bg-dark);
    background-image: linear-gradient(to bottom, rgba(6, 43, 33, 0.78), rgba(6, 43, 33, 0.92)), url('/assets/images/backpic/back-1.png');
    background-size: cover;
    background-position: center;
    padding: 150px 0 72px;
    color: var(--text-dark-main);
}
.article-banner .container { position: relative; z-index: 2; }
.breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-dark-sub);
    margin-bottom: 24px;
}
.breadcrumb a { color: var(--text-dark-sub); transition: color var(--trans); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: rgba(255, 255, 255, 0.35); }
.breadcrumb .current { color: var(--accent); }
.article-title-wrap {
    max-width: 860px;
    padding-top: 8px;
}
.article-title-wrap h1 {
    font-size: clamp(30px, 4.2vw, 50px);
    font-weight: 700;
    line-height: 1.25;
    letter-spacing: -0.5px;
    color: var(--text-dark-main);
    margin-bottom: 20px;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 18px;
    font-size: 14px;
    color: var(--text-dark-sub);
}
.article-meta i { color: var(--accent); margin-right: 5px; }
.article-meta .meta-item { display: inline-flex; align-items: center; }
.article-category-tag {
    display: inline-flex;
    align-items: center;
    padding: 4px 14px;
    border: 1px solid var(--accent);
    border-radius: 999px;
    color: var(--accent);
    font-size: 13px;
    letter-spacing: 0.04em;
    background: rgba(198, 164, 92, 0.1);
}

.article-main {
    padding: 64px 0 32px;
    background: var(--bg-light);
}
.article-body-wrap {
    max-width: 860px;
    margin: 0 auto;
}
.article-card {
    background: var(--card-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
    padding: 48px;
}
.article-content {
    max-width: 720px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 1.9;
    color: var(--text-main);
}
.article-content > * + * { margin-top: 1.4em; }
.article-content h2 {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.35;
    margin-top: 2em;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
    position: relative;
}
.article-content h2::after {
    content: "";
    position: absolute;
    left: 0; bottom: -1px;
    width: 48px; height: 2px;
    background: var(--accent);
    border-radius: 2px;
}
.article-content h3 {
    font-size: 21px;
    font-weight: 700;
    color: var(--text-main);
    line-height: 1.4;
    margin-top: 1.8em;
}
.article-content p { color: var(--text-sub); }
.article-content strong { color: var(--text-main); font-weight: 600; }
.article-content a {
    color: var(--primary);
    border-bottom: 1px solid rgba(11, 79, 58, 0.3);
    transition: border-color var(--trans), color var(--trans);
}
.article-content a:hover { color: var(--primary-light); border-bottom-color: var(--primary-light); }
.article-content ul,
.article-content ol {
    padding-left: 1.4em;
    color: var(--text-sub);
}
.article-content li { margin-bottom: 0.6em; }
.article-content li::marker { color: var(--accent); }
.article-content blockquote {
    border-left: 3px solid var(--accent);
    background: var(--bg-light);
    padding: 20px 24px;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--text-sub);
    font-style: italic;
}
.article-content blockquote p { color: var(--text-sub); font-style: italic; }
.article-content img {
    border-radius: var(--radius-md);
    margin: 2em auto;
}
.article-content figure {
    margin: 2em auto;
}
.article-content figcaption {
    text-align: center;
    font-size: 13px;
    color: var(--text-weak);
    margin-top: 10px;
}
.article-content hr {
    border: none;
    height: 1px;
    background: var(--border);
    margin: 3em auto;
    max-width: 320px;
}
.article-not-found {
    text-align: center;
    padding: 80px 32px;
}
.article-not-found i {
    font-size: 48px;
    color: var(--accent);
    margin-bottom: 20px;
    display: block;
}
.article-not-found h2 {
    font-size: 28px;
    color: var(--text-main);
    margin-bottom: 12px;
}
.article-not-found p {
    color: var(--text-sub);
    margin-bottom: 24px;
}
.article-not-found .btn {
    background: var(--primary);
    color: #fff;
    display: inline-flex;
}
.article-not-found .btn:hover { background: var(--primary-light); }

.related-section {
    padding: 80px 0;
    background: var(--bg-light);
}
.section-head {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    margin-bottom: 40px;
    gap: 20px;
}
.section-head-left { display: flex; align-items: center; gap: 16px; }
.section-num {
    font-family: var(--font-serif);
    font-size: 36px;
    color: var(--accent);
    font-weight: 400;
    line-height: 1;
}
.section-line {
    width: 40px;
    height: 1px;
    background: var(--accent);
}
.section-title {
    font-size: clamp(24px, 3vw, 34px);
    font-weight: 700;
    color: var(--text-main);
    letter-spacing: -0.3px;
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
.related-card {
    background: var(--card-white);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: box-shadow var(--trans), transform var(--trans);
}
.related-card:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}
.related-card-img {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: var(--bg-light);
}
.related-card-img img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease, filter 0.4s ease;
}
.related-card:hover .related-card-img img {
    transform: scale(1.03);
    filter: brightness(0.95);
}
.related-card-body {
    padding: 24px 28px;
}
.related-card-body h3 {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--text-main);
    margin-bottom: 10px;
    transition: color var(--trans);
}
.related-card:hover .related-card-body h3 { color: var(--primary); }
.related-card-body p {
    font-size: 14px;
    color: var(--text-sub);
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.related-card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--primary);
    margin-top: 14px;
    transition: color var(--trans), gap var(--trans);
}
.related-card:hover .related-card-link { color: var(--primary-light); gap: 10px; }

.cta-return {
    position: relative;
    background: linear-gradient(to bottom, rgba(6, 43, 33, 0.88), rgba(6, 43, 33, 0.94)), url('/assets/images/backpic/back-2.webp');
    background-size: cover;
    background-position: center;
    padding: 96px 0;
    text-align: center;
    color: var(--text-dark-main);
}
.cta-return-inner { max-width: 640px; margin: 0 auto; }
.cta-return h2 {
    font-size: clamp(28px, 3.5vw, 42px);
    font-weight: 700;
    letter-spacing: -0.3px;
    margin-bottom: 16px;
}
.cta-return h2 .gold-text {
    color: var(--accent);
}
.cta-return p {
    font-size: 16px;
    color: var(--text-dark-sub);
    margin-bottom: 32px;
}
.btn-cta-lg {
    min-height: 60px;
    padding: 0 44px;
    background: var(--accent);
    color: #062B21;
    font-size: 17px;
    font-weight: 700;
    border-radius: 999px;
    box-shadow: 0 6px 24px rgba(198, 164, 92, 0.35);
    transition: all 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}
.btn-cta-lg:hover {
    background: #d4b56a;
    color: #062B21;
    transform: translateY(-2px);
    box-shadow: 0 10px 32px rgba(198, 164, 92, 0.45);
}
.btn-cta-lg:hover i { transform: translateX(5px); }
.cta-safety-tip {
    margin-top: 20px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.5);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}
.cta-safety-tip i { color: var(--safety); }

.site-footer {
    background: var(--bg-dark);
    padding: 80px 0 0;
    color: var(--text-dark-sub);
    font-size: 14px;
    line-height: 1.8;
}
.site-footer .row { margin-bottom: 48px; }
.footer-brand-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark-main);
    margin-bottom: 14px;
}
.footer-brand-logo i { color: var(--accent); }
.footer-desc {
    font-size: 14px;
    color: var(--text-dark-sub);
    max-width: 300px;
}
.footer-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-dark-main);
    margin-bottom: 18px;
    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 {
    list-style: none;
    padding: 0;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
    color: var(--text-dark-sub);
    font-size: 14px;
    transition: color var(--trans), padding-left var(--trans);
}
.footer-links a:hover {
    color: var(--accent);
    padding-left: 4px;
}
.footer-safety-box {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    padding: 20px;
    font-size: 13px;
    line-height: 1.7;
    color: var(--text-dark-sub);
}
.footer-safety-box i {
    color: var(--accent);
    font-size: 18px;
    margin-bottom: 8px;
    display: block;
}
.footer-bottom {
    border-top: 1px solid var(--border-dark);
    padding: 20px 0;
}
.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
}

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 1023px) {
    .site-header { height: 64px; }
    .header-inner { padding: 0 20px; }
    .site-nav { display: none; }
    .burger { display: flex; }
    .header-actions .btn-nav-cta { display: none; }
    .header-search { width: 38px; height: 38px; }
    .related-grid { grid-template-columns: repeat(2, 1fr); }
    .related-card:last-child { grid-column: span 2; max-width: 100%; }
}
@media (max-width: 767px) {
    body { font-size: 15px; }
    .container { padding: 0 20px; }
    .article-banner { padding: 130px 0 50px; }
    .article-card { padding: 28px 20px; border-radius: var(--radius-md); }
    .article-content { font-size: 15px; line-height: 1.85; }
    .article-content h2 { font-size: 22px; }
    .article-content h3 { font-size: 19px; }
    .article-content blockquote { padding: 16px 18px; }
    .related-grid { grid-template-columns: 1fr; }
    .related-card:last-child { grid-column: auto; }
    .section-head { flex-direction: column; align-items: flex-start; gap: 12px; }
    .cta-return { padding: 64px 0; }
    .btn-cta-lg { width: 100%; max-width: 320px; }
    .footer-bottom-inner { flex-direction: column; text-align: center; }
    .site-footer .row > .columns { margin-bottom: 36px; }
}

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

a:focus-visible, button:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
    border-radius: 4px;
}

.mobile-menu {
    position: fixed;
    inset: 0;
    background: var(--bg-dark);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.35s ease, visibility 0.35s ease;
}
.mobile-menu.open { opacity: 1; visibility: visible; }
.mobile-menu-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 24px;
    width: 100%;
    max-width: 360px;
}
.mobile-link {
    font-size: 28px;
    font-weight: 600;
    color: var(--text-dark-main);
    padding: 12px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    width: 100%;
    text-align: center;
    transition: color var(--trans);
}
.mobile-link:hover { color: var(--accent); }
.btn-mobile-cta {
    width: 100%;
    background: var(--accent);
    color: #062B21;
    font-size: 16px;
    font-weight: 700;
    padding: 14px 24px;
    border-radius: 999px;
}
.btn-mobile-cta:hover { background: #d4b56a; color: #062B21; }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --primary: #0B4F3A;
            --primary-light: #127A5C;
            --accent: #C6A45C;
            --accent-light: rgba(198, 164, 92, 0.18);
            --bg-light: #F7F4EE;
            --bg-dark: #062B21;
            --bg-card: #FFFFFF;
            --text-main: #1A2B25;
            --text-sub: #5A6B64;
            --text-weak: #8A9A93;
            --text-darker: #0E1F19;
            --text-dark-main: #F2EFE7;
            --text-dark-sub: #A8B8A8;
            --border: #E3DCCE;
            --border-dark: rgba(255, 255, 255, 0.12);
            --safe-green: #2D9C6A;
            --warning: #C07C2B;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow-sm: 0 1px 3px rgba(6, 43, 33, 0.06), 0 4px 14px rgba(6, 43, 33, 0.04);
            --shadow-md: 0 8px 24px rgba(6, 43, 33, 0.12);
            --shadow-lg: 0 16px 40px rgba(6, 43, 33, 0.16);
            --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
            --font-sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-serif: Georgia, "Times New Roman", serif;
        }

        /* ===== Reset & Base ===== */
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--text-main);
            background: var(--bg-light);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.2s ease;
        }
        img {
            max-width: 100%;
            width: 100%;
            height: auto;
            display: block;
        }
        button {
            background: none;
            border: none;
            cursor: pointer;
            font-family: inherit;
        }
        ul,
        li {
            list-style: none;
        }
        :focus-visible {
            outline: 2px solid var(--accent);
            outline-offset: 3px;
            border-radius: 4px;
        }

        /* ===== 通用容器 ===== */
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }
        .row {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
        }
        .container .row {
            max-width: 100%;
            margin-left: -10px;
            margin-right: -10px;
        }

        /* ===== 板块标题 ===== */
        .section-head {
            text-align: center;
            margin-bottom: 56px;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.08em;
            text-transform: uppercase;
            color: var(--accent);
            margin-bottom: 12px;
            position: relative;
            padding: 6px 18px;
            border: 1px solid rgba(198, 164, 92, 0.4);
            border-radius: 999px;
            background: rgba(198, 164, 92, 0.05);
        }
        .section-label::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--accent);
            display: inline-block;
        }
        .section-head h2 {
            font-size: clamp(28px, 3.5vw, 44px);
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.5px;
            color: var(--text-darker);
            margin-bottom: 8px;
        }
        .section-head p {
            font-size: 16px;
            color: var(--text-sub);
            max-width: 520px;
            margin: 0 auto;
            line-height: 1.7;
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            min-height: 48px;
            padding: 0 32px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 0.02em;
            transition: all var(--transition);
            border: 1px solid transparent;
            line-height: 1;
            white-space: nowrap;
        }
        .btn i {
            transition: transform var(--transition);
        }
        .btn:hover i {
            transform: translateX(4px);
        }
        .btn-primary {
            background: var(--primary);
            color: #fff;
            box-shadow: 0 4px 16px rgba(11, 79, 58, 0.25);
        }
        .btn-primary:hover {
            background: var(--primary-light);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(11, 79, 58, 0.35);
            color: #fff;
        }
        .btn-outline {
            background: transparent;
            border-color: var(--accent);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: var(--accent-light);
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(198, 164, 92, 0.2);
            color: var(--primary);
        }
        .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, 0.6);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 6px 18px rgba(0, 0, 0, 0.2);
        }
        .btn-cta {
            background: var(--accent);
            color: var(--text-darker);
            min-height: 60px;
            padding: 0 48px;
            font-size: 17px;
            box-shadow: 0 4px 24px rgba(198, 164, 92, 0.4);
        }
        .btn-cta:hover {
            background: #D4B36E;
            transform: translateY(-3px);
            box-shadow: 0 12px 32px rgba(198, 164, 92, 0.5);
            color: var(--text-darker);
        }
        .btn-nav-cta {
            min-height: 40px;
            padding: 0 22px;
            background: var(--primary);
            color: #fff;
            font-size: 14px;
            border-radius: 999px;
        }
        .btn-nav-cta:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
            box-shadow: 0 4px 12px rgba(11, 79, 58, 0.3);
            color: #fff;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: 72px;
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(18px) saturate(180%);
            -webkit-backdrop-filter: blur(18px) saturate(180%);
            border-bottom: 1px solid rgba(255, 255, 255, 0.14);
            transition: background 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
        }
        .site-header.scrolled {
            background: rgba(247, 244, 238, 0.95);
            border-color: var(--border);
            box-shadow: 0 4px 20px rgba(6, 43, 33, 0.08);
        }
        .header-inner {
            max-width: 1200px;
            height: 100%;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .site-logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            letter-spacing: -0.3px;
            color: #fff;
            transition: color 0.3s ease;
            flex-shrink: 0;
        }
        .site-logo i {
            font-size: 22px;
            color: var(--accent);
        }
        .site-header.scrolled .site-logo {
            color: var(--text-darker);
        }
        .site-header.scrolled .site-logo i {
            color: var(--primary);
        }
        .site-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }
        .site-nav a {
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            padding: 6px 2px;
            position: relative;
            transition: color 0.25s ease;
        }
        .site-nav a::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: width 0.3s ease;
            border-radius: 2px;
        }
        .site-nav a:hover {
            color: #fff;
        }
        .site-nav a.active {
            color: var(--accent);
            font-weight: 600;
        }
        .site-nav a.active::after {
            width: 100%;
        }
        .site-header.scrolled .site-nav a {
            color: var(--text-main);
        }
        .site-header.scrolled .site-nav a:hover {
            color: var(--primary);
        }
        .site-header.scrolled .site-nav a.active {
            color: var(--primary);
        }
        .site-header.scrolled .site-nav a::after {
            background: var(--primary);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-shrink: 0;
        }
        .header-search {
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: rgba(255, 255, 255, 0.85);
            font-size: 16px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: all 0.25s ease;
        }
        .header-search:hover {
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
        }
        .site-header.scrolled .header-search {
            color: var(--text-main);
            border-color: var(--border);
        }
        .site-header.scrolled .header-search:hover {
            background: rgba(11, 79, 58, 0.06);
            color: var(--primary);
            border-color: var(--primary);
        }
        .burger {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            justify-content: center;
            align-items: center;
            border-radius: 8px;
            border: 1px solid rgba(255, 255, 255, 0.25);
            transition: all 0.25s ease;
        }
        .burger span {
            display: block;
            width: 18px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: transform 0.3s ease, opacity 0.3s ease;
        }
        .site-header.scrolled .burger {
            border-color: var(--border);
        }
        .site-header.scrolled .burger span {
            background: var(--text-main);
        }
        .burger:hover {
            border-color: var(--accent);
        }

        /* 移动导航面板 */
        @media (max-width: 900px) {
            .site-header {
                height: 60px;
            }
            .burger {
                display: flex;
            }
            .site-nav {
                position: fixed;
                top: 0;
                right: 0;
                bottom: 0;
                width: 100%;
                height: 100vh;
                background: rgba(6, 43, 33, 0.98);
                flex-direction: column;
                justify-content: center;
                align-items: center;
                gap: 28px;
                transform: translateX(100%);
                transition: transform 0.4s cubic-bezier(0.77, 0, 0.175, 1);
                z-index: 999;
                backdrop-filter: blur(10px);
            }
            .site-nav.nav-open {
                transform: translateX(0);
            }
            .site-nav a {
                font-size: 28px;
                color: #fff !important;
            }
            .site-nav a.active {
                color: var(--accent) !important;
            }
            .site-nav a::after {
                bottom: -4px;
                background: var(--accent);
            }
            .header-actions .btn-nav-cta {
                display: none;
            }
            .header-actions .header-search {
                display: none;
            }
            body.nav-locked {
                overflow: hidden;
            }
        }

        /* ===== 分类 Hero ===== */
        .category-hero {
            position: relative;
            padding: 180px 0 120px;
            background: var(--bg-dark);
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .category-hero .hero-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            animation: heroZoom 20s ease-in-out infinite alternate;
        }
        @keyframes heroZoom {
            0% {
                transform: scale(1);
            }
            100% {
                transform: scale(1.06);
            }
        }
        .category-hero .hero-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(6, 43, 33, 0.96) 0%, rgba(6, 43, 33, 0.82) 50%, rgba(6, 43, 33, 0.7) 100%);
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-inner {
            max-width: 780px;
            padding: 40px 0;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 0.06em;
            color: var(--accent);
            border: 1px solid rgba(198, 164, 92, 0.5);
            border-radius: 999px;
            padding: 8px 20px;
            margin-bottom: 28px;
            background: rgba(198, 164, 92, 0.08);
        }
        .hero-badge i {
            font-size: 14px;
        }
        .hero-inner h1 {
            font-size: clamp(40px, 6vw, 68px);
            font-weight: 700;
            line-height: 1.15;
            letter-spacing: -0.5px;
            color: var(--text-dark-main);
            margin-bottom: 20px;
        }
        .hero-inner h1 .accent-text {
            color: var(--accent);
            font-family: var(--font-serif);
            font-style: italic;
            font-weight: 600;
        }
        .hero-subtitle {
            font-size: 18px;
            line-height: 1.7;
            color: var(--text-dark-sub);
            max-width: 560px;
            margin-bottom: 36px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 16px;
            margin-bottom: 32px;
        }
        .hero-safety {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(168, 184, 168, 0.8);
        }
        .hero-safety i {
            color: var(--safe-green);
            font-size: 15px;
        }

        /* ===== 简介条 ===== */
        .category-intro {
            padding: 96px 0;
            background: var(--bg-light);
        }
        .category-intro .intro-label {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.08em;
            margin-bottom: 12px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .category-intro .intro-label::before {
            content: "";
            width: 28px;
            height: 1px;
            background: var(--accent);
        }
        .category-intro h2 {
            font-size: clamp(26px, 3vw, 36px);
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-darker);
            margin-bottom: 16px;
        }
        .category-intro .intro-desc p {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-sub);
            margin-bottom: 20px;
        }
        .category-intro .intro-desc p:last-child {
            margin-bottom: 0;
        }

        /* ===== 卡片阵列 ===== */
        .card-array {
            padding: 96px 0;
            background: #fff;
        }
        .card-array .card-col {
            margin-bottom: 24px;
        }
        .card-item {
            background: var(--bg-card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .card-item:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(11, 79, 58, 0.2);
        }
        .card-cover {
            position: relative;
            overflow: hidden;
            aspect-ratio: 16/9;
        }
        .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease, filter 0.4s ease;
        }
        .card-item:hover .card-cover img {
            transform: scale(1.03);
            filter: brightness(0.95);
        }
        .card-tag {
            position: absolute;
            top: 16px;
            left: 16px;
            display: inline-block;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 12px;
            font-weight: 600;
            letter-spacing: 0.08em;
            background: rgba(6, 43, 33, 0.75);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.2);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            z-index: 1;
        }
        .card-body {
            padding: 28px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-body h3 {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text-darker);
            margin-bottom: 12px;
            transition: color 0.25s ease;
        }
        .card-item:hover .card-body h3 {
            color: var(--primary);
        }
        .card-body p {
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-sub);
            flex: 1;
            margin-bottom: 16px;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: gap 0.25s ease;
        }
        .card-link:hover {
            gap: 12px;
            color: var(--primary-light);
        }
        .card-narrow .card-body {
            padding: 32px 24px;
            justify-content: flex-start;
        }
        .card-narrow .card-body h3 {
            font-size: 20px;
        }
        .card-narrow .card-tag {
            position: static;
            display: inline-block;
            width: fit-content;
            margin-bottom: 14px;
            background: var(--accent-light);
            color: var(--primary);
            border-color: rgba(198, 164, 92, 0.4);
            font-size: 11px;
            font-weight: 700;
        }

        /* ===== 关联推荐 ===== */
        .related-section {
            padding: 96px 0;
            background: var(--bg-light);
        }
        .related-card {
            display: flex;
            align-items: center;
            gap: 24px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 32px;
            box-shadow: var(--shadow-sm);
            transition: all var(--transition);
            height: 100%;
        }
        .related-card:hover {
            box-shadow: var(--shadow-md);
            transform: translateY(-4px);
            border-color: rgba(11, 79, 58, 0.2);
        }
        .related-icon {
            width: 64px;
            height: 64px;
            border-radius: 16px;
            background: var(--accent-light);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 26px;
            color: var(--primary);
            flex-shrink: 0;
        }
        .related-content {
            flex: 1;
        }
        .related-content h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-darker);
            margin-bottom: 4px;
        }
        .related-content p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.6;
            margin-bottom: 8px;
        }
        .link-arrow {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: gap 0.25s ease;
        }
        .link-arrow i {
            transition: transform 0.25s ease;
        }
        .related-card:hover .link-arrow {
            gap: 10px;
        }
        .related-card:hover .link-arrow i {
            transform: translateX(3px);
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: 96px 0;
            background: #fff;
        }
        .faq-list {
            background: var(--bg-light);
            border-radius: var(--radius-lg);
            padding: 24px 36px;
            border: 1px solid var(--border);
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
        }
        .faq-item:last-child {
            border-bottom: none;
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 24px 8px;
            font-size: 17px;
            font-weight: 600;
            color: var(--text-darker);
            text-align: left;
            transition: color 0.2s ease;
        }
        .faq-question:hover {
            color: var(--primary);
        }
        .faq-icon {
            width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 300;
            color: var(--accent);
            border: 1px solid rgba(198, 164, 92, 0.5);
            transition: transform 0.3s ease, background 0.3s ease, color 0.3s ease;
            flex-shrink: 0;
            line-height: 1;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--accent);
            color: #fff;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s ease, padding 0.4s ease;
            padding: 0 16px 0 56px;
        }
        .faq-item.open .faq-answer {
            max-height: 300px;
            padding-bottom: 24px;
        }
        .faq-answer p {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-sub);
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            padding: 96px 0;
            background: var(--bg-dark);
            text-align: center;
            overflow: hidden;
        }
        .cta-section .cta-bg {
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.15;
        }
        .cta-section .container {
            position: relative;
            z-index: 1;
        }
        .cta-section h2 {
            font-size: clamp(28px, 3.5vw, 44px);
            font-weight: 700;
            line-height: 1.2;
            color: var(--text-dark-main);
            margin-bottom: 16px;
            letter-spacing: -0.5px;
        }
        .cta-section h2 .accent-text {
            color: var(--accent);
        }
        .cta-section p {
            font-size: 16px;
            color: var(--text-dark-sub);
            max-width: 480px;
            margin: 0 auto 36px;
            line-height: 1.7;
        }
        .cta-safety {
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(168, 184, 168, 0.7);
            margin-top: 20px;
        }
        .cta-safety i {
            color: var(--safe-green);
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--bg-dark);
            padding-top: 72px;
            color: var(--text-dark-sub);
        }
        .site-footer .container {
            max-width: 1200px;
        }
        .site-footer .row {
            margin-bottom: 48px;
        }
        .site-footer .columns {
            margin-bottom: 32px;
        }
        .footer-brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark-main);
            margin-bottom: 16px;
        }
        .footer-brand-logo i {
            color: var(--accent);
            font-size: 24px;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-dark-sub);
            max-width: 320px;
        }
        .footer-title {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-dark-main);
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 32px;
            height: 2px;
            border-radius: 2px;
            background: var(--accent);
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            font-size: 14px;
            color: var(--text-dark-sub);
            transition: color 0.25s ease, padding-left 0.25s ease;
            display: inline-block;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-safety-box {
            display: flex;
            gap: 12px;
            font-size: 13px;
            line-height: 1.7;
            color: var(--text-dark-sub);
            background: rgba(255, 255, 255, 0.05);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            padding: 18px;
        }
        .footer-safety-box i {
            color: var(--safe-green);
            font-size: 18px;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding: 24px 0;
        }
        .footer-bottom-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 8px;
            font-size: 13px;
            color: rgba(168, 184, 168, 0.6);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1023px) {
            .category-hero {
                padding: 140px 0 80px;
                min-height: 420px;
            }
            .category-intro,
            .card-array,
            .related-section,
            .faq-section,
            .cta-section {
                padding: 72px 0;
            }
            .faq-list {
                padding: 8px 20px;
            }
            .faq-answer {
                padding-left: 48px;
            }
        }
        @media (max-width: 767px) {
            .header-inner {
                padding: 0 16px;
            }
            .category-hero {
                padding: 100px 0 60px;
                min-height: 380px;
            }
            .category-hero .hero-inner h1 {
                font-size: 36px;
                line-height: 1.2;
            }
            .hero-subtitle {
                font-size: 16px;
            }
            .hero-actions {
                flex-direction: column;
                gap: 12px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .category-intro,
            .card-array,
            .related-section,
            .faq-section,
            .cta-section {
                padding: 56px 0;
            }
            .section-head {
                margin-bottom: 36px;
            }
            .section-head h2 {
                font-size: 26px;
            }
            .card-body {
                padding: 20px;
            }
            .card-narrow .card-body {
                padding: 24px 20px;
            }
            .card-body h3 {
                font-size: 18px;
            }
            .card-body p {
                font-size: 14px;
                line-height: 1.7;
            }
            .related-card {
                flex-direction: column;
                align-items: flex-start;
                gap: 16px;
                padding: 24px;
            }
            .faq-list {
                padding: 4px 12px;
            }
            .faq-question {
                font-size: 15px;
                padding: 18px 4px;
                gap: 12px;
            }
            .faq-answer {
                padding-left: 44px;
            }
            .btn-cta {
                width: 100%;
                padding: 0 24px;
            }
            .footer-bottom-inner {
                flex-direction: column;
                text-align: center;
                gap: 4px;
            }
        }
        @media (max-width: 520px) {
            .category-hero .hero-inner h1 {
                font-size: 30px;
            }
            .hero-badge {
                font-size: 12px;
                padding: 6px 14px;
                margin-bottom: 20px;
            }
            .hero-actions .btn {
                min-height: 44px;
            }
            .section-label {
                font-size: 12px;
                padding: 5px 14px;
            }
            .card-col {
                margin-bottom: 16px;
            }
            .faq-icon {
                width: 28px;
                height: 28px;
                font-size: 16px;
                flex-shrink: 0;
            }
            .faq-answer {
                padding-left: 40px;
            }
        }

        /* ===== 动效与可访问性 ===== */
        @keyframes floatY {
            0%,
            100% {
                transform: translateY(0);
            }
            50% {
                transform: translateY(-8px);
            }
        }
        @media (prefers-reduced-motion: reduce) {
            * {
                animation-duration: 0.01ms !important;
                transition-duration: 0.01ms !important;
            }
            .category-hero .hero-bg {
                animation: none;
            }
        }

        /* Foundation 补强 */
        .columns {
            margin-bottom: 0;
        }
        .card-array .row,
        .related-section .row,
        .footer .row {
            display: flex;
            flex-wrap: wrap;
        }
        .card-col .columns {
            float: left;
        }

/* roulang page: category3 */
:root {
            --primary: #0B4F3A;
            --primary-light: #127A5C;
            --accent: #C6A45C;
            --accent-soft: rgba(198, 164, 92, 0.2);
            --bg: #F7F4EE;
            --dark: #062B21;
            --card-bg: #FFFFFF;
            --text: #1A2B25;
            --text-light: #5A6B64;
            --text-lighter: #8A9A93;
            --text-dark: #F2EFE7;
            --text-dark-sub: #A8B8A8;
            --border: #E3DCCE;
            --border-dark: rgba(255, 255, 255, 0.12);
            --success: #2D9C6A;
            --warning: #C07C2B;
            --radius-lg: 16px;
            --radius-md: 12px;
            --radius-sm: 8px;
            --shadow: 0 1px 3px rgba(6, 43, 33, 0.06), 0 4px 14px rgba(6, 43, 33, 0.04);
            --shadow-hover: 0 8px 24px rgba(6, 43, 33, 0.12);
            --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
            --serif: Georgia, "Times New Roman", serif;
            --sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--sans);
            font-size: 16px;
            line-height: 1.8;
            background: var(--bg);
            color: var(--text);
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color var(--transition);
        }
        ul,
        ol {
            list-style: none;
        }
        button {
            font-family: inherit;
            border: none;
            cursor: pointer;
            background: none;
            color: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
        }
        .section-padding {
            padding: 96px 0;
        }
        .text-center {
            text-align: center;
        }
        .gold-text {
            color: var(--accent);
        }

        /* ===== Header Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: 72px;
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(18px) saturate(180%);
            -webkit-backdrop-filter: blur(18px) saturate(180%);
            border-bottom: 1px solid rgba(255, 255, 255, 0.14);
            transition: all var(--transition);
        }
        .site-header.scrolled {
            background: rgba(247, 244, 238, 0.95);
            border-bottom-color: var(--border);
            box-shadow: 0 4px 20px rgba(6, 43, 33, 0.06);
            height: 68px;
        }
        .header-inner {
            max-width: 1320px;
            height: 100%;
            margin: 0 auto;
            padding: 0 32px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 24px;
        }
        .site-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 0.02em;
            white-space: nowrap;
            transition: color var(--transition);
        }
        .site-logo i {
            color: var(--accent);
            font-size: 22px;
        }
        .site-header.scrolled .site-logo {
            color: var(--text);
        }
        .site-header.scrolled .site-logo i {
            color: var(--primary);
        }
        .site-nav {
            display: flex;
            gap: 8px;
            align-items: center;
        }
        .site-nav a {
            position: relative;
            padding: 8px 18px;
            font-size: 15px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.85);
            border-radius: 999px;
            transition: all var(--transition);
        }
        .site-nav a:hover {
            color: #fff;
            background: rgba(255, 255, 255, 0.1);
        }
        .site-nav a.active {
            color: var(--accent);
            background: rgba(198, 164, 92, 0.12);
        }
        .site-nav a.active::after {
            content: '';
            position: absolute;
            bottom: 2px;
            left: 50%;
            transform: translateX(-50%);
            width: 18px;
            height: 3px;
            border-radius: 3px;
            background: var(--accent);
        }
        .site-header.scrolled .site-nav a {
            color: var(--text-light);
        }
        .site-header.scrolled .site-nav a:hover {
            color: var(--primary);
            background: rgba(11, 79, 58, 0.06);
        }
        .site-header.scrolled .site-nav a.active {
            color: var(--primary);
            background: rgba(11, 79, 58, 0.08);
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .header-search {
            width: 40px;
            height: 40px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            color: rgba(255, 255, 255, 0.9);
            transition: all var(--transition);
        }
        .header-search:hover {
            background: rgba(255, 255, 255, 0.1);
            color: var(--accent);
        }
        .site-header.scrolled .header-search {
            color: var(--text-light);
        }
        .site-header.scrolled .header-search:hover {
            background: rgba(11, 79, 58, 0.06);
            color: var(--primary);
        }
        .btn-nav-cta {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 24px;
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            background: var(--primary);
            border-radius: 999px;
            transition: all var(--transition);
            box-shadow: 0 2px 10px rgba(11, 79, 58, 0.25);
        }
        .btn-nav-cta:hover {
            background: var(--primary-light);
            transform: translateY(-1px);
            box-shadow: 0 4px 16px rgba(11, 79, 58, 0.32);
        }
        .site-header.scrolled .btn-nav-cta {
            background: var(--primary);
            color: #fff;
        }
        .burger {
            display: none;
            flex-direction: column;
            gap: 6px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            background: rgba(255, 255, 255, 0.12);
        }
        .burger span {
            display: block;
            width: 20px;
            height: 2px;
            border-radius: 2px;
            background: #fff;
            transition: all var(--transition);
        }
        .site-header.scrolled .burger {
            background: rgba(11, 79, 58, 0.08);
        }
        .site-header.scrolled .burger span {
            background: var(--text);
        }
        .burger.open span:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }
        .burger.open span:nth-child(2) {
            opacity: 0;
        }
        .burger.open span:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }

        /* ===== Category Hero ===== */
        .category-hero {
            background: linear-gradient(to bottom, rgba(6, 43, 33, 0.82), rgba(6, 43, 33, 0.92)), url(/assets/images/backpic/back-1.png) center/cover no-repeat;
            min-height: 520px;
            display: flex;
            align-items: center;
            padding: 140px 0 80px;
            position: relative;
            overflow: hidden;
        }
        .hero-badge-row {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
            margin-bottom: 20px;
        }
        .tag-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            font-size: 12px;
            font-weight: 500;
            letter-spacing: 0.08em;
            color: var(--accent);
            border: 1px solid rgba(198, 164, 92, 0.45);
            border-radius: 999px;
            background: rgba(198, 164, 92, 0.08);
        }
        .category-hero h1 {
            font-size: clamp(40px, 6vw, 64px);
            font-weight: 700;
            line-height: 1.2;
            letter-spacing: -0.5px;
            color: var(--text-dark);
            margin-bottom: 18px;
        }
        .category-hero .hero-sub {
            font-size: 18px;
            line-height: 1.7;
            color: rgba(242, 239, 231, 0.8);
            max-width: 640px;
            margin-bottom: 32px;
        }
        .hero-meta-row {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            align-items: center;
            margin-top: 24px;
        }
        .hero-meta-item {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: rgba(242, 239, 231, 0.6);
        }
        .hero-meta-item i {
            color: var(--accent);
        }

        /* ===== Category Intro ===== */
        .category-intro {
            background: var(--bg);
            padding: 80px 0;
        }
        .intro-badge {
            margin-bottom: 16px;
        }
        .intro-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.3;
            color: var(--text);
            margin-bottom: 16px;
        }
        .intro-desc {
            font-size: 16px;
            line-height: 1.9;
            color: var(--text-light);
        }
        .intro-desc strong {
            color: var(--primary);
            font-weight: 600;
        }

        /* ===== Category Cards ===== */
        .category-cards {
            background: var(--card-bg);
            padding: 96px 0;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 48px;
            flex-wrap: wrap;
        }
        .section-head-left {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .section-num {
            font-family: var(--serif);
            font-size: 28px;
            font-weight: 700;
            color: var(--accent);
            line-height: 1;
        }
        .section-line {
            width: 48px;
            height: 1px;
            background: var(--accent);
            flex-shrink: 0;
        }
        .section-head h2 {
            font-size: clamp(28px, 3.5vw, 40px);
            font-weight: 700;
            line-height: 1.25;
            color: var(--text);
            letter-spacing: -0.3px;
        }
        .section-head .section-sub {
            font-size: 14px;
            color: var(--text-lighter);
            max-width: 320px;
            text-align: right;
            line-height: 1.6;
        }
        .card-item {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: all var(--transition);
            display: flex;
            flex-direction: column;
            margin-bottom: 24px;
        }
        .card-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-4px);
        }
        .card-item.wide {
            min-height: 360px;
        }
        .card-item.narrow {
            min-height: 300px;
        }
        .card-media {
            position: relative;
            overflow: hidden;
        }
        .card-media.wide-media {
            aspect-ratio: 16/9;
        }
        .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease, filter 0.5s ease;
        }
        .card-item:hover .card-media img {
            transform: scale(1.03);
            filter: brightness(0.95);
        }
        .card-media .media-tag {
            position: absolute;
            top: 14px;
            left: 14px;
            z-index: 2;
            padding: 4px 14px;
            font-size: 12px;
            font-weight: 500;
            color: #fff;
            background: rgba(6, 43, 33, 0.75);
            border: 1px solid rgba(255, 255, 255, 0.25);
            border-radius: 999px;
            backdrop-filter: blur(6px);
        }
        .card-body {
            padding: 28px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }
        .card-body h3 {
            font-size: 22px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--text);
            margin-bottom: 12px;
            transition: color var(--transition);
        }
        .card-item:hover .card-body h3 {
            color: var(--primary);
        }
        .card-body p {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-light);
            margin-bottom: 16px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .card-link {
            margin-top: auto;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            transition: all var(--transition);
        }
        .card-link i {
            transition: transform var(--transition);
        }
        .card-link:hover {
            color: var(--accent);
        }
        .card-link:hover i {
            transform: translateX(4px);
        }
        .narrow-card-num {
            font-family: var(--serif);
            font-size: 14px;
            color: var(--accent);
            letter-spacing: 0.1em;
            margin-bottom: 8px;
        }

        /* ===== Related Pages ===== */
        .related-pages {
            background: var(--dark);
            padding: 96px 0;
            position: relative;
            overflow: hidden;
        }
        .related-pages::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: linear-gradient(135deg, rgba(198, 164, 92, 0.05) 0%, transparent 40%);
            pointer-events: none;
        }
        .related-pages .section-head h2 {
            color: var(--text-dark);
        }
        .related-pages .section-head .section-sub {
            color: var(--text-dark-sub);
        }
        .related-card {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-lg);
            padding: 36px 32px;
            height: 100%;
            display: flex;
            flex-direction: column;
            transition: all var(--transition);
        }
        .related-card:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
        }
        .related-card .related-icon {
            width: 48px;
            height: 48px;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 12px;
            background: var(--accent-soft);
            color: var(--accent);
            font-size: 20px;
            margin-bottom: 20px;
        }
        .related-card h3 {
            font-size: 20px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 10px;
        }
        .related-card p {
            font-size: 14px;
            color: var(--text-dark-sub);
            line-height: 1.7;
            margin-bottom: 20px;
            flex: 1;
        }
        .related-card .related-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--accent);
            display: inline-flex;
            align-items: center;
            gap: 8px;
            transition: gap var(--transition);
        }
        .related-card .related-link:hover {
            gap: 12px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg);
            padding: 96px 0;
        }
        .faq-list {
            max-width: 860px;
            margin: 0 auto;
        }
        .faq-item {
            border-bottom: 1px solid var(--border);
            padding: 8px 0;
        }
        .faq-item:first-child {
            border-top: 1px solid var(--border);
        }
        .faq-question {
            display: flex;
            align-items: center;
            gap: 20px;
            padding: 22px 8px;
            cursor: pointer;
            text-align: left;
            width: 100%;
            background: none;
            border: none;
            font-size: 17px;
            font-weight: 600;
            color: var(--text);
            transition: color var(--transition);
        }
        .faq-question:hover,
        .faq-question.active {
            color: var(--primary);
        }
        .faq-icon {
            width: 32px;
            height: 32px;
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            border-radius: 50%;
            border: 1px solid var(--accent);
            color: var(--accent);
            font-size: 16px;
            font-weight: 400;
            transition: all var(--transition);
        }
        .faq-question.active .faq-icon {
            transform: rotate(45deg);
            background: var(--accent);
            color: var(--dark);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        }
        .faq-answer-inner {
            padding: 0 40px 24px 60px;
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-light);
        }
        .faq-answer-inner a {
            color: var(--primary);
            font-weight: 600;
        }
        .faq-answer-inner a:hover {
            color: var(--accent);
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background: linear-gradient(to bottom, rgba(6, 43, 33, 0.7), rgba(6, 43, 33, 0.85)), url(/assets/images/backpic/back-3.png) center/cover no-repeat;
            padding: 120px 0;
            text-align: center;
            overflow: hidden;
        }
        .cta-section h2 {
            font-size: clamp(32px, 4vw, 52px);
            font-weight: 700;
            color: var(--text-dark);
            line-height: 1.3;
            letter-spacing: -0.5px;
            margin-bottom: 20px;
        }
        .cta-section h2 .gold-text {
            color: var(--accent);
        }
        .cta-section .cta-sub {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(242, 239, 231, 0.7);
            max-width: 520px;
            margin: 0 auto 36px;
        }
        .btn-cta-gold {
            display: inline-flex;
            align-items: center;
            gap: 12px;
            padding: 18px 48px;
            font-size: 18px;
            font-weight: 700;
            color: var(--dark);
            background: var(--accent);
            border-radius: 999px;
            box-shadow: 0 6px 30px rgba(198, 164, 92, 0.35);
            transition: all var(--transition);
            cursor: pointer;
            border: 2px solid transparent;
        }
        .btn-cta-gold:hover {
            background: transparent;
            color: var(--accent);
            border-color: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 10px 36px rgba(198, 164, 92, 0.25);
        }
        .btn-cta-gold i {
            transition: transform var(--transition);
        }
        .btn-cta-gold:hover i {
            transform: translateX(6px);
        }
        .cta-safety {
            margin-top: 24px;
            font-size: 14px;
            color: rgba(242, 239, 231, 0.45);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .cta-safety i {
            color: var(--success);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            padding: 80px 0 0;
            color: var(--text-dark-sub);
            font-size: 14px;
            line-height: 1.8;
        }
        .site-footer .row {
            margin-bottom: 48px;
        }
        .footer-brand-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 22px;
            font-weight: 700;
            color: var(--text-dark);
            margin-bottom: 16px;
        }
        .footer-brand-logo i {
            color: var(--accent);
            font-size: 24px;
        }
        .footer-desc {
            font-size: 14px;
            line-height: 1.8;
            color: var(--text-dark-sub);
            max-width: 280px;
            margin-bottom: 20px;
        }
        .footer-title {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-dark);
            margin-bottom: 20px;
            letter-spacing: 0.04em;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: var(--text-dark-sub);
            font-size: 14px;
            transition: all var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 4px;
        }
        .footer-safety-box {
            background: rgba(255, 255, 255, 0.04);
            border: 1px solid var(--border-dark);
            border-radius: var(--radius-md);
            padding: 20px;
            display: flex;
            gap: 12px;
            font-size: 13px;
            line-height: 1.7;
            color: var(--text-dark-sub);
        }
        .footer-safety-box i {
            color: var(--accent);
            font-size: 18px;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .footer-bottom {
            border-top: 1px solid var(--border-dark);
            padding: 24px 0;
        }
        .footer-bottom-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
            font-size: 13px;
            color: rgba(168, 184, 168, 0.6);
        }
        .footer-bottom-inner a {
            color: rgba(168, 184, 168, 0.6);
        }
        .footer-bottom-inner a:hover {
            color: var(--accent);
        }

        /* ===== Scroll Animation ===== */
        .scroll-animate {
            opacity: 0;
            transform: translateY(24px);
            transition: opacity 0.6s ease, transform 0.6s ease;
        }
        .scroll-animate.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* ===== Mobile Nav Drawer ===== */
        .mobile-menu {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 998;
            background: var(--dark);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 24px;
            opacity: 0;
            visibility: hidden;
            transition: all 0.4s ease;
            padding: 40px 24px;
        }
        .mobile-menu.open {
            opacity: 1;
            visibility: visible;
        }
        .mobile-menu a {
            font-size: 36px;
            font-weight: 700;
            color: var(--text-dark);
            padding: 8px 20px;
            transition: color var(--transition);
        }
        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--accent);
        }
        .mobile-menu .btn-nav-cta {
            margin-top: 24px;
            font-size: 16px;
            padding: 14px 36px;
        }

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

        /* ===== Responsive ===== */
        @media screen and (max-width: 1023px) {
            .site-nav {
                display: none;
            }
            .header-search {
                display: none;
            }
            .burger {
                display: flex;
            }
            .section-head .section-sub {
                text-align: left;
            }
            .card-item.wide {
                min-height: 320px;
            }
            .card-item.narrow {
                min-height: 260px;
            }
        }
        @media screen and (max-width: 767px) {
            .container {
                padding: 0 16px;
            }
            .section-padding {
                padding: 64px 0;
            }
            .site-header {
                height: 60px;
            }
            .site-header.scrolled {
                height: 58px;
            }
            .header-inner {
                padding: 0 16px;
            }
            .site-logo {
                font-size: 17px;
            }
            .site-logo i {
                font-size: 18px;
            }
            .btn-nav-cta {
                padding: 8px 16px;
                font-size: 13px;
            }
            .category-hero {
                min-height: 460px;
                padding: 100px 0 50px;
            }
            .category-hero h1 {
                font-size: 38px;
            }
            .category-hero .hero-sub {
                font-size: 16px;
            }
            .hero-meta-row {
                gap: 12px;
            }
            .category-intro {
                padding: 56px 0;
            }
            .intro-title {
                font-size: 26px;
            }
            .category-cards {
                padding: 64px 0;
            }
            .section-head {
                flex-direction: column;
                align-items: flex-start;
                margin-bottom: 32px;
            }
            .section-head-left {
                flex-wrap: wrap;
            }
            .card-body {
                padding: 20px;
            }
            .card-body h3 {
                font-size: 18px;
            }
            .card-body p {
                font-size: 13px;
                -webkit-line-clamp: 3;
            }
            .related-pages {
                padding: 64px 0;
            }
            .related-card {
                padding: 24px;
                margin-bottom: 16px;
            }
            .faq-section {
                padding: 64px 0;
            }
            .faq-question {
                font-size: 15px;
                padding: 18px 4px;
                gap: 14px;
            }
            .faq-answer-inner {
                padding: 0 16px 20px 50px;
                font-size: 13px;
            }
            .cta-section {
                padding: 80px 0;
            }
            .cta-section h2 {
                font-size: 30px;
            }
            .btn-cta-gold {
                padding: 14px 32px;
                font-size: 16px;
                width: 100%;
                max-width: 320px;
                justify-content: center;
            }
            .site-footer {
                padding-top: 56px;
            }
            .footer-bottom-inner {
                flex-direction: column;
                text-align: center;
            }
            .mobile-menu a {
                font-size: 30px;
            }
        }
        @media screen and (min-width: 768px) and (max-width: 1023px) {
            .category-cards .columns {
                margin-bottom: 16px;
            }
        }

/* roulang page: category2 */
/* ============ 设计变量 ============ */
:root {
  --primary: #0B4F3A;
  --primary-light: #127A5C;
  --accent: #C6A45C;
  --light-bg: #F7F4EE;
  --dark-bg: #062B21;
  --card-bg: #FFFFFF;
  --text-main: #1A2B25;
  --text-secondary: #5A6B64;
  --text-muted: #8A9A93;
  --text-on-dark: #F2EFE7;
  --text-on-dark-secondary: #A8B8A8;
  --border-light: #E3DCCE;
  --border-dark: rgba(255,255,255,0.12);
  --safety-green: #2D9C6A;
  --warning: #C07C2B;
  --radius-large: 16px;
  --radius-small: 12px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 3px rgba(6,43,33,0.06), 0 4px 14px rgba(6,43,33,0.04);
  --shadow-hover: 0 8px 24px rgba(6,43,33,0.12);
  --space-section: 96px;
  --space-section-mobile: 64px;
  --font-sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
}

/* ============ 基础重置 ============ */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  background: var(--light-bg);
  color: var(--text-main);
  font-size: 16px;
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .3s ease, background .3s ease, border-color .3s ease, box-shadow .3s ease; }
button { font-family: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.row { max-width: 1200px; margin: 0 auto; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* ============ 滚动渐入 ============ */
.fade-in-section { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.fade-in-section.visible { opacity: 1; transform: translateY(0); }

/* ============ 导航 ============ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: 72px;
  background: rgba(255,255,255,0.08);
  -webkit-backdrop-filter: blur(18px) saturate(180%);
  backdrop-filter: blur(18px) saturate(180%);
  border-bottom: 1px solid rgba(255,255,255,0.14);
  transition: background .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.site-header.scrolled {
  background: rgba(247,244,238,0.95);
  border-color: var(--border-light);
  box-shadow: 0 4px 20px rgba(6,43,33,0.08);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.site-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.3px;
  transition: color .3s ease;
}
.site-logo i { color: var(--accent); font-size: 20px; }
.site-header.scrolled .site-logo { color: var(--text-main); }
.site-nav { display: flex; align-items: center; gap: 28px; }
.site-nav a {
  font-size: 15px;
  color: rgba(255,255,255,0.85);
  padding: 8px 2px;
  border-bottom: 2px solid transparent;
  line-height: 1.5;
}
.site-nav a:hover { color: #fff; }
.site-nav a.active { color: var(--accent); border-bottom-color: var(--accent); }
.site-header.scrolled .site-nav a { color: var(--text-secondary); }
.site-header.scrolled .site-nav a:hover { color: var(--primary); }
.site-header.scrolled .site-nav a.active { color: var(--primary); }
.header-actions { display: flex; align-items: center; gap: 14px; }
.header-search {
  width: 36px; height: 36px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.3);
  background: transparent;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  transition: all .3s ease;
}
.site-header.scrolled .header-search { border-color: var(--border-light); color: var(--text-main); }
.header-search:hover { background: rgba(255,255,255,0.12); border-color: var(--accent); color: var(--accent); }
.site-header.scrolled .header-search:hover { background: rgba(11,79,58,0.06); border-color: var(--accent); color: var(--primary); }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: var(--radius-pill);
  font-weight: 600;
  border: none;
  line-height: 1;
  letter-spacing: 0.02em;
  transition: all .3s cubic-bezier(0.22, 1, 0.36, 1);
}
.btn-nav-cta {
  height: 38px;
  padding: 0 20px;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
}
.btn-nav-cta:hover {
  background: var(--primary-light);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(11,79,58,0.3);
  color: #fff;
}
.site-header.scrolled .btn-nav-cta { background: var(--primary); color: #fff; }

/* 汉堡按钮 */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: none;
  padding: 8px;
  z-index: 1002;
}
.burger span {
  width: 22px;
  height: 2px;
  background: #fff;
  transition: transform .3s ease, opacity .3s ease;
}
.site-header.scrolled .burger span { background: var(--text-main); }
.burger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.active span:nth-child(2) { opacity: 0; }
.burger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* 移动导航面板 */
.mobile-nav {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: 16px;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: var(--dark-bg);
  padding: 48px 40px;
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s ease, visibility .35s ease;
}
.mobile-nav.open { opacity: 1; visibility: visible; }
.mobile-nav a {
  font-size: 40px;
  font-weight: 700;
  color: var(--text-on-dark);
  padding: 12px 0;
  border-bottom: 1px solid rgba(255,255,255,0.12);
  width: 100%;
  line-height: 1.3;
}
.mobile-nav a:hover, .mobile-nav a.active { color: var(--accent); }
.mobile-nav .btn-mobile-cta {
  margin-top: 20px;
  height: 48px;
  background: var(--accent);
  color: var(--dark-bg);
  font-size: 16px;
  width: 100%;
  border-radius: var(--radius-pill);
}

/* ============ 分类 Hero ============ */
.cat-hero {
  position: relative;
  min-height: 440px;
  display: flex;
  align-items: center;
  background: var(--dark-bg);
  overflow: hidden;
  padding: 160px 0 100px;
}
.cat-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity: 0.35;
  animation: heroZoom 20s ease-in-out infinite alternate;
}
.cat-hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(6,43,33,0.92) 0%, rgba(6,43,33,0.72) 100%);
}
@keyframes heroZoom {
  from { transform: scale(1); }
  to { transform: scale(1.06); }
}
.cat-hero .container { position: relative; z-index: 2; }
.cat-hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--accent);
  border-radius: var(--radius-pill);
  color: var(--accent);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-bottom: 24px;
}
.cat-hero-title {
  font-size: clamp(40px, 6vw, 68px);
  font-weight: 700;
  color: var(--text-on-dark);
  line-height: 1.15;
  letter-spacing: -0.5px;
  margin: 0 0 20px;
}
.cat-hero-sub {
  font-size: 18px;
  color: var(--text-on-dark-secondary);
  line-height: 1.8;
  max-width: 560px;
  margin-bottom: 40px;
}
.cat-hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
}
.cat-hero-stat {
  padding-right: 24px;
  border-right: 1px solid rgba(255,255,255,0.14);
}
.cat-hero-stat:last-child { border-right: none; padding-right: 0; }
.cat-hero-stat .stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 32px;
  color: var(--accent);
  line-height: 1.2;
}
.cat-hero-stat .stat-label {
  font-size: 14px;
  color: var(--text-on-dark-secondary);
}

/* ============ 分类说明简介条 ============ */
.cat-intro {
  padding: var(--space-section) 0;
  background: var(--light-bg);
  border-bottom: 1px solid var(--border-light);
}
.section-title {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.3;
  letter-spacing: -0.3px;
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 20px;
}
.sec-no {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--accent);
  letter-spacing: 0.02em;
}
.section-title::after {
  content: '';
  flex: 0 0 60px;
  height: 1px;
  background: var(--border-light);
}
.cat-intro .intro-text {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 2;
  margin-bottom: 28px;
}
.intro-points {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
.intro-points li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-main);
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-small);
  padding: 10px 14px;
  transition: border-color .3s ease, box-shadow .3s ease;
}
.intro-points li:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}
.intro-points i { color: var(--primary); }

/* ============ 分类卡片阵列 ============ */
.cat-cards {
  padding: var(--space-section) 0;
  background: #fff;
}
.cat-cards .section-head {
  margin-bottom: 48px;
}
.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  max-width: 640px;
  margin-top: 8px;
}
.card-row { margin-bottom: 24px; }
.card-item {
  background: var(--card-bg);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-large);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  height: 100%;
  display: flex;
  flex-direction: column;
  transition: box-shadow .3s ease, transform .3s ease;
}
.card-item:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.card-cover {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 9;
}
.card-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .5s ease, filter .3s ease;
}
.card-item:hover .card-cover img {
  transform: scale(1.03);
  filter: brightness(0.95);
}
.card-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  padding: 6px 14px;
  background: rgba(6,43,33,0.78);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  color: var(--text-on-dark);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  border-radius: var(--radius-pill);
  z-index: 2;
}
.card-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card-title {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text-main);
  margin: 0 0 12px;
  transition: color .3s ease;
}
.card-item:hover .card-title { color: var(--primary); }
.card-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin: 0 0 20px;
  flex: 1;
}
.card-link-wrap {
  margin-top: auto;
  padding-top: 16px;
  border-top: 1px solid var(--border-light);
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
}
.card-link i { transition: transform .3s ease; }
.card-link:hover { color: var(--primary-light); }
.card-link:hover i { transform: translateX(4px); }

/* ============ 关联推荐区 ============ */
.cat-related {
  padding: var(--space-section) 0;
  background: var(--light-bg);
}
.related-card {
  background: #fff;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-large);
  padding: 36px;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .3s ease, transform .3s ease;
}
.related-card:hover {
  box-shadow: var(--shadow-hover);
  transform: translateY(-4px);
}
.related-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(11,79,58,0.08);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
}
.related-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-main);
  margin: 0 0 12px;
}
.related-desc {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 24px;
  flex: 1;
}
.btn-outline-gold {
  height: 44px;
  padding: 0 24px;
  background: transparent;
  border: 1px solid var(--accent);
  color: var(--primary);
  font-size: 14px;
}
.btn-outline-gold:hover {
  background: rgba(198,164,92,0.18);
  border-color: var(--accent);
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-outline-gold i { transition: transform .3s ease; }
.btn-outline-gold:hover i { transform: translateX(4px); }

/* ============ FAQ ============ */
.cat-faq {
  padding: var(--space-section) 0;
  background: #fff;
}
.cat-faq .faq-wrap {
  margin-top: 40px;
}
.faq-item {
  border-bottom: 1px solid var(--border-light);
}
.faq-item:first-child {
  border-top: 1px solid var(--border-light);
}
.faq-question {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 24px 4px;
  background: transparent;
  border: none;
  font-size: 17px;
  font-weight: 700;
  color: var(--text-main);
  text-align: left;
  transition: color .3s ease;
  line-height: 1.5;
}
.faq-question:hover { color: var(--primary); }
.faq-icon {
  width: 30px;
  height: 30px;
  border: 1px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
  font-size: 15px;
  flex-shrink: 0;
  transition: transform .3s ease, background .3s ease;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--accent);
  color: #fff;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .35s ease;
}
.faq-answer-inner {
  padding: 0 4px 26px;
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.9;
  max-width: 720px;
}

/* ============ CTA ============ */
.cat-cta {
  position: relative;
  background: var(--dark-bg);
  text-align: center;
  padding: var(--space-section) 0;
  overflow: hidden;
}
.cat-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-3.png') center/cover no-repeat;
  opacity: 0.22;
}
.cat-cta::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(6,43,33,0.88) 0%, rgba(6,43,33,0.68) 100%);
}
.cat-cta .container { position: relative; z-index: 2; }
.cta-title {
  font-size: clamp(30px, 4vw, 48px);
  font-weight: 700;
  color: var(--text-on-dark);
  line-height: 1.3;
  margin: 0 0 16px;
  letter-spacing: -0.3px;
}
.cta-sub {
  font-size: 16px;
  color: var(--text-on-dark-secondary);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.8;
}
.btn-cta-gold {
  height: 60px;
  padding: 0 44px;
  background: var(--accent);
  color: var(--dark-bg);
  font-size: 17px;
  font-weight: 700;
  box-shadow: 0 8px 30px rgba(198,164,92,0.25);
}
.btn-cta-gold:hover {
  transform: translateY(-3px);
  background: #D4B878;
  box-shadow: 0 12px 36px rgba(198,164,92,0.35);
}
.btn-cta-gold i { transition: transform .3s ease; }
.btn-cta-gold:hover i { transform: translateX(4px); }
.cta-safety {
  margin-top: 24px;
  font-size: 14px;
  color: var(--text-on-dark-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.cta-safety i { color: var(--safety-green); }

/* ============ 页脚 ============ */
.site-footer {
  background: var(--dark-bg);
  color: var(--text-on-dark-secondary);
  padding: 72px 0 28px;
  font-size: 14px;
}
.site-footer .row { max-width: 1200px; }
.footer-brand-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 700;
  color: var(--text-on-dark);
  margin-bottom: 14px;
}
.footer-brand-logo i { color: var(--accent); font-size: 22px; }
.footer-desc {
  color: var(--text-on-dark-secondary);
  line-height: 1.9;
  margin-bottom: 24px;
}
.footer-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-on-dark);
  margin-bottom: 18px;
  letter-spacing: 0.04em;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: var(--text-on-dark-secondary);
  transition: color .3s ease;
}
.footer-links a:hover { color: var(--accent); }
.footer-safety-box {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-small);
  padding: 18px;
  display: flex;
  gap: 12px;
  align-items: flex-start;
  color: var(--text-on-dark-secondary);
  line-height: 1.8;
}
.footer-safety-box i {
  color: var(--safety-green);
  font-size: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}
.site-footer .columns { margin-bottom: 32px; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 32px;
  padding-top: 24px;
}
.footer-bottom-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  color: var(--text-on-dark-secondary);
  font-size: 13px;
}

/* ============ 响应式 ============ */
@media (min-width: 768px) and (max-width: 1023px) {
  .site-nav { gap: 18px; }
  .site-nav a { font-size: 14px; }
  .intro-points { grid-template-columns: repeat(2, 1fr); }
  .card-row { margin-bottom: 16px; }
}

@media (max-width: 767px) {
  .site-header { height: 60px; }
  .header-inner { padding: 0 16px; }
  .site-logo { font-size: 17px; }
  .site-logo i { font-size: 17px; }
  .site-nav { display: none; }
  .header-search { display: none; }
  .btn-nav-cta { display: none; }
  .burger { display: flex; }
  .header-actions { gap: 8px; }

  .space-section { padding: var(--space-section-mobile) 0; }
  .cat-hero { min-height: 380px; padding: 120px 0 64px; }
  .cat-hero-title { font-size: 40px; }
  .cat-hero-sub { font-size: 16px; }
  .cat-hero-meta { gap: 16px; }
  .cat-hero-stat { padding-right: 16px; }

  .cat-intro, .cat-cards, .cat-related, .cat-faq, .cat-cta { padding: var(--space-section-mobile) 0; }
  .section-title { font-size: 28px; flex-wrap: wrap; }
  .intro-points { grid-template-columns: repeat(2, 1fr); }
  .card-row .columns { margin-bottom: 20px; }
  .card-body { padding: 22px; }
  .card-title { font-size: 18px; }
  .card-desc { font-size: 14px; }

  .related-card { padding: 26px; }
  .related-card + .related-card { margin-top: 20px; }
  .cta-title { font-size: 30px; }
  .btn-cta-gold { height: 52px; padding: 0 32px; font-size: 15px; }

  .mobile-nav a { font-size: 32px; }
  .footer-bottom-inner { flex-direction: column; align-items: center; text-align: center; }
  .site-footer { padding: 56px 0 20px; }
}

/* ============ 减少动效偏好 ============ */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .fade-in-section { opacity: 1; transform: none; }
  .cat-hero::before { animation: none; }
}