/* roulang page: index */
/* ===== 设计变量 ===== */
:root {
  --primary: #1F6E5E;
  --primary-dark: #163D35;
  --primary-darker: #0F2C26;
  --primary-light: #E8F2F0;
  --accent: #E76F51;
  --accent-light: #FDF0EC;
  --gold: #F4A261;
  --bg: #FAF8F4;
  --card-bg: #FFFFFF;
  --text: #2D3A35;
  --text-light: #6B7A75;
  --text-lighter: #9AA8A3;
  --border: #E8E0D6;
  --radius-lg: 20px;
  --radius-sm: 12px;
  --radius-pill: 999px;
  --shadow-sm: 0 4px 16px rgba(31,110,94,0.08);
  --shadow-md: 0 8px 24px rgba(31,110,94,0.12);
  --shadow-lg: 0 12px 32px rgba(31,110,94,0.14);
  --font-main: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --transition: 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ===== 基础 Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-main);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color 0.25s ease; }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
input, textarea { font-family: inherit; }
ul, ol { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; margin-bottom: 44px; }
.section-head h2 { font-size: 1.9rem; font-weight: 700; color: var(--text); letter-spacing: 0.01em; position: relative; }
.section-head h2::after { content: ''; display: block; width: 44px; height: 4px; border-radius: 4px; background: linear-gradient(90deg, var(--primary), var(--accent)); margin-top: 10px; }
.section-head .section-desc { color: var(--text-light); font-size: 0.95rem; margin-top: 8px; }
.more-link { color: var(--primary); font-weight: 600; font-size: 0.95rem; display: inline-flex; align-items: center; gap: 4px; transition: gap 0.25s ease; }
.more-link:hover { gap: 10px; color: var(--accent); }

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  padding: 13px 30px;
  border-radius: var(--radius-pill);
  transition: all var(--transition);
  line-height: 1.4;
  white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  color: #fff;
  box-shadow: 0 4px 18px rgba(222, 100, 76, 0.28);
}
.btn-primary:hover { filter: brightness(1.06); transform: translateX(3px); box-shadow: 0 6px 24px rgba(222, 100, 76, 0.36); }
.btn-primary:active { transform: translateX(3px) scale(0.97); }
.btn-outline {
  background: #fff;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: var(--shadow-sm); }
.btn-white { background: #fff; color: var(--primary-dark); box-shadow: 0 4px 18px rgba(0,0,0,0.12); }
.btn-white:hover { background: var(--primary-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.16); }
.btn-sm { padding: 9px 20px; font-size: 0.88rem; }
.btn-block { width: 100%; }

/* ===== 顶部导航 ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 1px 10px rgba(15,44,38,0.05);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; gap: 20px; }
.logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.logo-icon {
  width: 40px; height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  box-shadow: 0 4px 10px rgba(31,110,94,0.25);
}
.logo-icon svg { width: 22px; height: 22px; }
.logo-text { font-size: 1.28rem; font-weight: 800; color: var(--text); letter-spacing: 0.02em; }
.logo-text span { color: var(--primary); }

.main-nav { display: flex; gap: 30px; align-items: center; }
.nav-link {
  position: relative;
  padding: 8px 2px;
  font-size: 0.97rem;
  font-weight: 500;
  color: var(--text);
  transition: color 0.25s ease;
}
.nav-link:hover { color: var(--primary); }
.nav-link.active { color: var(--primary); font-weight: 600; }
.nav-link.active::after {
  content: '';
  position: absolute;
  left: 0; right: 0; bottom: -2px;
  height: 3px;
  border-radius: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}
.nav-link.active { background: linear-gradient(0deg, var(--primary-light) 0%, transparent 100%); border-radius: 8px 8px 0 0; }

.header-actions { display: flex; align-items: center; gap: 14px; flex-shrink: 0; }
.search-box {
  position: relative;
  display: flex;
  align-items: center;
  width: 190px;
}
.search-box .search-icon {
  position: absolute;
  left: 12px;
  color: var(--text-lighter);
  pointer-events: none;
  width: 16px; height: 16px;
}
.search-box input {
  width: 100%;
  padding: 9px 14px 9px 38px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--border);
  background: var(--bg);
  font-size: 0.88rem;
  color: var(--text);
  outline: none;
  transition: all 0.25s ease;
}
.search-box input::placeholder { color: var(--text-lighter); }
.search-box input:focus {
  border-color: var(--accent);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(231,111,81,0.12);
}

.hamburger {
  display: none;
  width: 42px; height: 42px;
  border-radius: 10px;
  align-items: center;
  justify-content: center;
  color: var(--text);
  transition: background 0.2s ease;
}
.hamburger:hover { background: var(--primary-light); }
.hamburger svg { width: 24px; height: 24px; }

/* ===== 移动端菜单 ===== */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: #fff;
  z-index: 999;
  padding: 90px 28px 40px;
  overflow-y: auto;
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}
.mobile-menu.open { opacity: 1; pointer-events: auto; }
.mobile-menu .mobile-nav { display: flex; flex-direction: column; gap: 8px; margin-bottom: 28px; }
.mobile-menu .mobile-nav a {
  padding: 14px 16px;
  font-size: 1.08rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  color: var(--text);
  transition: background 0.2s ease, color 0.2s ease;
}
.mobile-menu .mobile-nav a:hover { background: var(--primary-light); color: var(--primary); }
.mobile-menu .mobile-nav a.active { background: var(--primary-light); color: var(--primary); }
.mobile-menu .mobile-search { width: 100%; margin-bottom: 20px; }
.mobile-menu .mobile-search input { width: 100%; padding: 12px 16px; border-radius: var(--radius-sm); border: 1.5px solid var(--border); background: var(--bg); font-size: 0.95rem; outline: none; }
.mobile-menu .mobile-search input:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(31,110,94,0.12); }
.mobile-menu .btn { width: 100%; }
.mobile-menu-close {
  position: absolute;
  top: 18px; right: 22px;
  width: 42px; height: 42px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text);
  background: var(--bg);
}
.mobile-menu-close:hover { background: var(--primary-light); }

/* ===== Hero ===== */
.hero {
  position: relative;
  background: linear-gradient(135deg, #1F6E5E 0%, #163D35 45%, #0F2C26 100%);
  overflow: hidden;
  padding: 70px 0 40px;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('/assets/images/backpic/back-1.png') center/cover no-repeat;
  opacity: 0.18;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15,44,38,0.50) 0%, rgba(15,44,38,0.15) 50%, rgba(15,44,38,0.25) 100%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.14);
  border: 1px solid rgba(255,255,255,0.18);
  color: #EAF5F1;
  font-size: 0.85rem;
  font-weight: 500;
  padding: 7px 18px;
  border-radius: var(--radius-pill);
  margin-bottom: 24px;
  letter-spacing: 0.03em;
}
.hero-eyebrow .dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); display: inline-block; }
.hero h1 {
  font-size: clamp(1.8rem, 3.6vw, 2.6rem);
  font-weight: 800;
  color: #fff;
  line-height: 1.28;
  letter-spacing: 0.01em;
  margin-bottom: 18px;
}
.hero h1 .highlight { color: var(--gold); }
.hero-subtitle {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.86);
  line-height: 1.75;
  max-width: 480px;
  margin-bottom: 32px;
  font-weight: 400;
}
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 44px; }

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: var(--radius-lg);
  padding: 22px 14px;
  backdrop-filter: blur(6px);
}
.hero-stats .stat-item {
  text-align: center;
  padding: 4px 10px;
  border-right: 1px solid rgba(255,255,255,0.12);
}
.hero-stats .stat-item:last-child { border-right: none; }
.hero-stats .stat-number {
  display: block;
  font-size: 1.65rem;
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
}
.hero-stats .stat-number em { font-style: normal; color: var(--gold); }
.hero-stats .stat-label {
  display: block;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.72);
  margin-top: 4px;
  letter-spacing: 0.02em;
}

.hero-visual { position: relative; }
.hero-visual .hero-img-wrap {
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
  border: 4px solid rgba(255,255,255,0.18);
  transform: rotate(1deg);
  transition: transform 0.5s ease;
}
.hero-visual .hero-img-wrap:hover { transform: rotate(0deg) scale(1.02); }
.hero-visual .hero-img-wrap img { width: 100%; height: 380px; object-fit: cover; }
.hero-badge {
  position: absolute;
  background: rgba(255,255,255,0.94);
  border-radius: 14px;
  padding: 10px 18px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.2);
  display: flex;
  align-items: center;
  gap: 10px;
  backdrop-filter: blur(4px);
}
.hero-badge .badge-num { font-size: 1.5rem; font-weight: 800; color: var(--primary); line-height: 1.1; }
.hero-badge .badge-lbl { font-size: 0.78rem; color: var(--text-light); line-height: 1.3; }
.hero-badge.badge-1 { top: 30px; left: -16px; }
.hero-badge.badge-2 { bottom: 40px; right: -12px; }

/* ===== 热门服务 / 内容网格 ===== */
.services-section { background: var(--bg); }
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.service-card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.card-media { position: relative; overflow: hidden; aspect-ratio: 16/10; }
.card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.45s ease; }
.service-card:hover .card-media img { transform: scale(1.04); }
.card-tag {
  position: absolute;
  top: 14px; right: 14px;
  background: var(--accent);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  box-shadow: 0 4px 12px rgba(231,111,81,0.35);
}
.card-body { padding: 22px 22px 20px; display: flex; flex-direction: column; flex: 1; }
.card-body h3 {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--text);
  line-height: 1.4;
  margin-bottom: 10px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 48px;
}
.card-body p {
  font-size: 0.92rem;
  color: var(--text-light);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 16px;
  flex: 1;
}
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.card-footer .time { font-size: 0.82rem; color: var(--text-lighter); display: flex; align-items: center; gap: 5px; }
.card-footer .time svg { width: 14px; height: 14px; }
.card-footer .view-link { font-size: 0.88rem; font-weight: 600; color: var(--primary); display: inline-flex; align-items: center; gap: 4px; transition: gap 0.25s ease; }
.card-footer .view-link:hover { gap: 8px; color: var(--accent); }

/* ===== 分类入口条 ===== */
.categories-section { background: #fff; }
.cat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.cat-card {
  position: relative;
  border-radius: var(--radius-lg);
  min-height: 190px;
  padding: 34px 36px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.cat-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.cat-card.cat-guide {
  background: linear-gradient(135deg, #1F6E5E 0%, #397F70 60%, rgba(244,162,97,0.75) 100%);
  color: #fff;
}
.cat-card.cat-event {
  background: linear-gradient(135deg, #E76F51 0%, #F4A261 80%, rgba(31,110,94,0.75) 100%);
  color: #fff;
}
.cat-card::after {
  content: '';
  position: absolute;
  right: -40px;
  bottom: -40px;
  width: 140px;
  height: 140px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  transition: transform 0.4s ease;
}
.cat-card:hover::after { transform: scale(1.25); }
.cat-card .cat-icon {
  width: 46px; height: 46px;
  border-radius: 12px;
  background: rgba(255,255,255,0.18);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px;
  backdrop-filter: blur(4px);
}
.cat-card .cat-icon svg { width: 24px; height: 24px; }
.cat-card h3 { font-size: 1.35rem; font-weight: 700; margin-bottom: 8px; letter-spacing: 0.01em; }
.cat-card p { font-size: 0.92rem; line-height: 1.6; opacity: 0.92; max-width: 400px; margin-bottom: 20px; }
.cat-card .cat-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.95rem;
  color: #fff;
  background: rgba(255,255,255,0.16);
  padding: 8px 20px;
  border-radius: var(--radius-pill);
  transition: all 0.25s ease;
  align-self: flex-start;
  border: 1px solid rgba(255,255,255,0.25);
}
.cat-card .cat-link:hover { background: rgba(255,255,255,0.28); gap: 10px; }

/* ===== 最新资讯 CMS ===== */
.news-section { background: var(--bg); }
.news-list { display: flex; flex-direction: column; gap: 18px; }
.news-item {
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px 26px;
  transition: all var(--transition);
  box-shadow: 0 2px 10px rgba(31,110,94,0.04);
}
.news-item:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(31,110,94,0.25);
}
.news-date {
  flex-shrink: 0;
  width: 74px;
  height: 84px;
  border-radius: 14px;
  background: var(--primary-light);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: all 0.25s ease;
}
.news-item:hover .news-date { background: var(--primary); }
.news-date .news-day { font-size: 1.6rem; font-weight: 800; color: var(--primary); line-height: 1.1; transition: color 0.25s ease; }
.news-date .news-month { font-size: 0.8rem; color: var(--text-light); margin-top: 2px; transition: color 0.25s ease; }
.news-item:hover .news-day { color: #fff; }
.news-item:hover .news-month { color: rgba(255,255,255,0.8); }

.news-info { flex: 1; min-width: 0; }
.news-info h3 {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-bottom: 6px;
  transition: color 0.25s ease;
}
.news-item:hover .news-info h3 { color: var(--primary); }
.news-info p {
  font-size: 0.9rem;
  color: var(--text-light);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.news-meta { flex-shrink: 0; display: flex; align-items: center; gap: 16px; }
.news-cat {
  background: var(--accent-light);
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: var(--radius-pill);
  white-space: nowrap;
}
.news-link-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--primary);
  white-space: nowrap;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}
.news-link-link:hover { color: var(--accent); }
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-light);
  font-size: 1rem;
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  border: 1px dashed var(--border);
}

/* ===== 用户评价 ===== */
.reviews-section { background: #fff; }
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.review-card {
  position: relative;
  background: var(--bg);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 34px 28px 26px;
  transition: all var(--transition);
}
.review-card::before {
  content: '\201C';
  position: absolute;
  top: 14px;
  left: 22px;
  font-size: 4.2rem;
  color: rgba(31,110,94,0.1);
  font-family: Georgia, serif;
  line-height: 1;
}
.review-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); }
.review-stars { color: var(--gold); font-size: 1rem; letter-spacing: 2px; margin-bottom: 14px; }
.review-card blockquote {
  font-size: 0.96rem;
  line-height: 1.75;
  color: var(--text);
  margin-bottom: 22px;
  position: relative;
  z-index: 1;
}
.review-user { display: flex; align-items: center; gap: 14px; }
.review-avatar {
  width: 46px; height: 46px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  flex-shrink: 0;
}
.review-user .user-name { font-size: 0.95rem; font-weight: 700; color: var(--text); }
.review-user .user-role { font-size: 0.8rem; color: var(--text-lighter); margin-top: 2px; }

/* ===== 保障条 ===== */
.guarantee-section { background: var(--bg); }
.guarantee-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.guarantee-item {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 30px 24px;
  text-align: center;
  transition: all var(--transition);
}
.guarantee-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.guarantee-icon {
  width: 56px; height: 56px;
  border-radius: 16px;
  background: var(--primary-light);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 18px;
  transition: all 0.3s ease;
}
.guarantee-item:hover .guarantee-icon { background: var(--primary); color: #fff; }
.guarantee-icon svg { width: 26px; height: 26px; }
.guarantee-item h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.guarantee-item p { font-size: 0.86rem; color: var(--text-light); line-height: 1.5; }

/* ===== FAQ ===== */
.faq-section { background: #fff; }
.faq-list { max-width: 820px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border);
  border-radius: 14px;
  background: var(--bg);
  margin-bottom: 14px;
  overflow: hidden;
  transition: all 0.3s ease;
}
.faq-item:hover { border-color: rgba(31,110,94,0.3); }
.faq-item[open] { background: #fff; box-shadow: var(--shadow-sm); border-color: rgba(31,110,94,0.25); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 21px 26px;
  cursor: pointer;
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--text);
  list-style: none;
  transition: color 0.25s ease;
  user-select: none;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--primary); }
.faq-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 1.25rem;
  font-weight: 400;
  line-height: 1;
  flex-shrink: 0;
  transition: all 0.3s ease;
}
.faq-item[open] .faq-icon { transform: rotate(45deg); background: var(--accent); color: #fff; }
.faq-answer { padding: 0 26px 24px; }
.faq-answer p { font-size: 0.94rem; color: var(--text-light); line-height: 1.75; }

/* ===== CTA ===== */
.cta-section { padding: 90px 0; }
.cta-box {
  position: relative;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 70%, var(--accent) 130%);
  border-radius: 28px;
  padding: 60px 56px;
  color: #fff;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(31,110,94,0.25);
}
.cta-box::before {
  content: '';
  position: absolute;
  right: -60px;
  top: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: rgba(255,255,255,0.08);
}
.cta-box::after {
  content: '';
  position: absolute;
  right: 80px;
  bottom: -100px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
}
.cta-inner { position: relative; z-index: 2; max-width: 640px; }
.cta-inner h2 { font-size: 2rem; font-weight: 800; margin-bottom: 14px; line-height: 1.3; }
.cta-inner p { font-size: 1.02rem; opacity: 0.9; margin-bottom: 30px; line-height: 1.7; }
.cta-inner .btn-white { margin-bottom: 16px; }
.cta-note { font-size: 0.82rem; opacity: 0.65; }

/* ===== 页脚 ===== */
.site-footer { background: var(--primary-darker); color: rgba(255,255,255,0.72); padding: 64px 0 0; font-size: 0.9rem; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; margin-bottom: 48px; }
.footer-brand .logo { margin-bottom: 18px; }
.footer-brand .logo-text { color: #fff; }
.footer-brand .logo-icon { background: linear-gradient(135deg, var(--primary), var(--accent)); }
.footer-brand p { line-height: 1.7; font-size: 0.9rem; color: rgba(255,255,255,0.6); max-width: 280px; }
.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { color: rgba(255,255,255,0.6); transition: color 0.25s ease, padding-left 0.25s ease; }
.footer-col ul a:hover { color: var(--gold); padding-left: 4px; }
.footer-contact li { display: flex; align-items: flex-start; gap: 10px; margin-bottom: 14px; color: rgba(255,255,255,0.6); }
.footer-contact li svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 3px; color: var(--gold); }
.footer-contact a { color: rgba(255,255,255,0.6); }
.footer-contact a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 22px 0;
  text-align: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}
.footer-bottom a { color: rgba(255,255,255,0.5); }
.footer-bottom a:hover { color: var(--gold); }

/* ===== 响应式 ===== */
@media (max-width: 1024px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; }
  .hero-visual { max-width: 560px; margin: 0 auto; }
  .guarantee-grid { grid-template-columns: repeat(2, 1fr); }
  .main-nav { gap: 18px; }
  .search-box { width: 150px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 767px) {
  .container { padding: 0 18px; }
  .section { padding: 56px 0; }
  .section-head { margin-bottom: 30px; flex-direction: column; align-items: flex-start; gap: 8px; }
  .section-head h2 { font-size: 1.55rem; }
  .main-nav, .header-actions .search-box, .header-actions .btn { display: none; }
  .hamburger { display: flex; }
  .header-inner { height: 64px; }
  .card-grid { grid-template-columns: 1fr; }
  .cat-grid { grid-template-columns: 1fr; }
  .review-grid { grid-template-columns: 1fr; }
  .guarantee-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .news-item { flex-direction: column; align-items: flex-start; gap: 14px; padding: 20px; }
  .news-meta { width: 100%; justify-content: space-between; }
  .news-info h3 { white-space: normal; -webkit-line-clamp: 2; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; }
  .news-info p { white-space: normal; -webkit-line-clamp: 2; display: -webkit-box; -webkit-box-orient: vertical; overflow: hidden; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 14px; padding: 16px 10px; }
  .hero-stats .stat-item { border-right: none; border-bottom: 1px solid rgba(255,255,255,0.08); }
  .hero-stats .stat-item:nth-child(3), .hero-stats .stat-item:nth-child(4) { border-bottom: none; }
  .hero-stats .stat-number { font-size: 1.35rem; }
  .hero-buttons { flex-direction: column; align-items: stretch; }
  .hero-buttons .btn { width: 100%; }
  .cta-box { padding: 40px 24px; border-radius: 20px; }
  .cta-inner h2 { font-size: 1.6rem; }
  .footer-grid { grid-template-columns: 1fr; gap: 30px; }
  .hero-badge.badge-1 { left: 8px; top: 12px; }
  .hero-badge.badge-2 { right: 8px; bottom: 24px; }
  .mobile-menu { display: block; }
}

@media (max-width: 480px) {
  .guarantee-grid { grid-template-columns: 1fr; }
  .card-grid { gap: 20px; }
  .cat-card { padding: 26px 24px; }
  .cta-section { padding: 60px 0; }
}

/* ===== 无障碍焦点 ===== */
a:focus-visible, button:focus-visible, input:focus-visible, summary:focus-visible {
  outline: 3px solid rgba(231,111,81,0.35);
  outline-offset: 2px;
  border-radius: 4px;
}

/* roulang page: category1 */
:root {
            --primary: #1F6E5E;
            --primary-light: #3A8A7A;
            --primary-dark: #163D35;
            --accent: #E76F51;
            --warm: #F4A261;
            --bg: #FAF8F4;
            --card: #FFFFFF;
            --dark: #0F2C26;
            --text: #2B332F;
            --muted: #7A8580;
            --border: #E8E0D6;
            --radius-lg: 20px;
            --radius-sm: 12px;
            --radius-xs: 8px;
            --shadow-sm: 0 2px 8px rgba(31, 110, 94, 0.05);
            --shadow-md: 0 4px 16px rgba(31, 110, 94, 0.08);
            --shadow-lg: 0 12px 32px rgba(31, 110, 94, 0.14);
            --bg-gradient: linear-gradient(135deg, #1F6E5E 0%, #163D35 100%);
            --accent-gradient: linear-gradient(135deg, #E76F51 0%, #F4A261 100%);
            --section-space: clamp(3rem, 6vw, 5rem);
            --container-width: 1200px;
        }

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

        html {
            scroll-behavior: smooth;
            -webkit-text-size-adjust: 100%;
        }

        body {
            font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
            font-size: 1rem;
            line-height: 1.7;
            color: var(--text);
            background-color: var(--bg);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--primary);
            text-decoration: none;
            transition: color 0.25s ease, background-color 0.25s ease, box-shadow 0.25s ease;
        }

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

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

        button {
            cursor: pointer;
        }

        ul,
        ol {
            list-style: none;
        }

        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding-left: 24px;
            padding-right: 24px;
        }

        .section {
            padding: var(--section-space) 0;
        }

        .section-header {
            text-align: center;
            max-width: 680px;
            margin: 0 auto clamp(1.8rem, 3vw, 2.8rem);
        }

        .section-header h2 {
            font-size: clamp(1.5rem, 2.6vw, 2rem);
            font-weight: 700;
            color: var(--primary-dark);
            letter-spacing: 0.02em;
            margin-bottom: 0.5rem;
            position: relative;
        }

        .section-header h2::after {
            content: "";
            display: block;
            width: 48px;
            height: 3px;
            border-radius: 99px;
            background: var(--accent);
            margin: 10px auto 0;
        }

        .section-header p {
            color: var(--muted);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-top: 0.8rem;
        }

        /* ===== Header & Navigation ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 100;
            background: rgba(255, 255, 255, 0.96);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border);
            box-shadow: 0 2px 12px rgba(31, 110, 94, 0.04);
        }

        .header-inner {
            display: flex;
            align-items: center;
            gap: 24px;
            height: 72px;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--bg-gradient);
            color: #ffffff;
            flex-shrink: 0;
        }

        .logo-icon svg {
            width: 20px;
            height: 20px;
        }

        .logo-text {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary-dark);
            letter-spacing: 0.03em;
            white-space: nowrap;
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-left: 12px;
            flex: 1;
        }

        .nav-link {
            display: inline-flex;
            align-items: center;
            padding: 10px 16px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 500;
            color: var(--text);
            position: relative;
            transition: color 0.25s, background-color 0.25s;
        }

        .nav-link:hover {
            color: var(--primary);
            background: rgba(31, 110, 94, 0.06);
        }

        .nav-link.active {
            color: var(--primary);
            background: rgba(31, 110, 94, 0.1);
            font-weight: 600;
        }

        .nav-link.active::after {
            content: "";
            position: absolute;
            left: 16px;
            right: 16px;
            bottom: 4px;
            height: 2px;
            border-radius: 2px;
            background: var(--primary);
        }

        .header-actions {
            display: flex;
            align-items: center;
            gap: 14px;
            flex-shrink: 0;
        }

        .search-box {
            display: flex;
            align-items: center;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 7px 14px;
            width: 200px;
            transition: border-color 0.25s, box-shadow 0.25s;
        }

        .search-box:focus-within {
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(231, 111, 81, 0.12);
        }

        .search-box svg {
            width: 16px;
            height: 16px;
            stroke: var(--muted);
            margin-right: 8px;
            flex-shrink: 0;
        }

        .search-box input {
            border: none;
            background: transparent;
            font-size: 0.9rem;
            color: var(--text);
            width: 100%;
            height: 24px;
        }

        .search-box input::placeholder {
            color: var(--muted);
        }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            padding: 12px 28px;
            border-radius: 999px;
            font-size: 0.95rem;
            font-weight: 600;
            line-height: 1.2;
            border: 1px solid transparent;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--accent-gradient);
            color: #ffffff;
            box-shadow: 0 4px 14px rgba(231, 111, 81, 0.25);
        }

        .btn-primary:hover {
            transform: translateY(-2px) translateX(2px);
            box-shadow: 0 8px 22px rgba(231, 111, 81, 0.32);
            color: #ffffff;
        }

        .btn-outline {
            background: #ffffff;
            color: var(--primary);
            border-color: var(--primary);
        }

        .btn-outline:hover {
            background: rgba(31, 110, 94, 0.08);
            color: var(--primary);
        }

        .btn-lg {
            padding: 16px 40px;
            font-size: 1.05rem;
        }

        .btn-sm {
            padding: 9px 20px;
            font-size: 0.88rem;
        }

        .header-cta {
            flex-shrink: 0;
        }

        .menu-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--bg);
            border: 1px solid var(--border);
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .menu-toggle svg {
            width: 20px;
            height: 20px;
            stroke: var(--primary);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            background: #ffffff;
            border-bottom: 1px solid var(--border);
            box-shadow: 0 12px 28px rgba(15, 44, 38, 0.12);
            padding: 20px 24px 28px;
            z-index: 99;
            flex-direction: column;
            gap: 8px;
        }

        .mobile-menu.open {
            display: flex;
        }

        .mobile-menu .nav-link {
            padding: 14px 16px;
            font-size: 1rem;
            border-radius: 12px;
        }

        .mobile-menu .search-box {
            width: 100%;
            margin: 8px 0;
        }

        .mobile-menu .btn {
            margin-top: 6px;
        }

        /* ===== Hero ===== */
        .page-hero {
            position: relative;
            padding: clamp(3rem, 6vw, 5rem) 0;
            background: linear-gradient(135deg, rgba(31, 110, 94, 0.1), rgba(244, 162, 97, 0.08)),
                url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            border-bottom: 1px solid var(--border);
        }

        .page-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(250, 248, 244, 0.95) 0%, rgba(250, 248, 244, 0.82) 45%, rgba(250, 248, 244, 0.35) 100%);
            pointer-events: none;
        }

        .page-hero .container {
            position: relative;
            z-index: 2;
            display: flex;
            flex-direction: column;
            align-items: flex-start;
            gap: 18px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(31, 110, 94, 0.1);
            color: var(--primary);
            font-size: 0.85rem;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
        }

        .page-hero h1 {
            font-size: clamp(1.9rem, 3.6vw, 2.8rem);
            font-weight: 800;
            color: var(--primary-dark);
            line-height: 1.2;
            letter-spacing: 0.02em;
        }

        .page-hero p {
            max-width: 520px;
            font-size: 1rem;
            color: var(--muted);
            line-height: 1.8;
        }

        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-top: 6px;
        }

        .breadcrumb {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.85rem;
            color: var(--muted);
            background: rgba(255, 255, 255, 0.8);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 6px 18px;
            margin-bottom: 8px;
        }

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

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

        .breadcrumb .sep {
            color: var(--muted);
        }

        .breadcrumb .current {
            color: var(--text);
            font-weight: 500;
        }

        /* ===== Intro ===== */
        .intro-wrap {
            display: grid;
            grid-template-columns: 1.05fr 0.95fr;
            gap: clamp(1.5rem, 4vw, 3rem);
            align-items: center;
        }

        .intro-text h2 {
            font-size: clamp(1.4rem, 2.4vw, 1.8rem);
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 1rem;
            position: relative;
            padding-bottom: 0.6rem;
        }

        .intro-text h2::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 44px;
            height: 3px;
            border-radius: 99px;
            background: var(--accent);
        }

        .intro-text p {
            color: var(--muted);
            line-height: 1.9;
            margin-bottom: 1rem;
            font-size: 0.95rem;
        }

        .intro-text .intro-list {
            margin-top: 12px;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .intro-text .intro-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.94rem;
            color: var(--text);
        }

        .intro-text .intro-list li svg {
            width: 18px;
            height: 18px;
            stroke: var(--accent);
            flex-shrink: 0;
            margin-top: 3px;
        }

        .intro-visual {
            position: relative;
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-md);
        }

        .intro-visual img {
            width: 100%;
            height: 320px;
            object-fit: cover;
        }

        .intro-visual::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 80px;
            background: linear-gradient(to top, rgba(15, 44, 38, 0.5), transparent);
        }

        .intro-visual .visual-tag {
            position: absolute;
            bottom: 18px;
            left: 18px;
            z-index: 2;
            background: rgba(255, 255, 255, 0.92);
            backdrop-filter: blur(6px);
            color: var(--primary-dark);
            font-size: 0.8rem;
            font-weight: 600;
            padding: 6px 14px;
            border-radius: 999px;
            border: 1px solid rgba(31, 110, 94, 0.1);
        }

        /* ===== Direction Cards ===== */
        .direction-cards {
            background: #ffffff;
        }

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

        .card-item {
            background: var(--card);
            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;
        }

        .card-item:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }

        .card-media {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

        .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.4s ease;
        }

        .card-item:hover .card-media img {
            transform: scale(1.03);
        }

        .card-tag {
            position: absolute;
            top: 12px;
            right: 12px;
            background: var(--accent);
            color: #ffffff;
            font-size: 0.75rem;
            font-weight: 600;
            padding: 4px 12px;
            border-radius: 999px;
            box-shadow: 0 2px 8px rgba(231, 111, 81, 0.28);
        }

        .card-body {
            padding: 20px;
        }

        .card-body h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 8px;
            line-height: 1.4;
        }

        .card-body p {
            font-size: 0.9rem;
            color: var(--muted);
            line-height: 1.7;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .card-link {
            font-size: 0.88rem;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap 0.25s;
        }

        .card-link:hover {
            gap: 8px;
            color: var(--accent);
        }

        .card-link svg {
            width: 14px;
            height: 14px;
        }

        /* ===== Scenes ===== */
        .scenes-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .scene-card {
            display: flex;
            gap: 16px;
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 24px;
            box-shadow: var(--shadow-sm);
            transition: box-shadow 0.3s, transform 0.3s;
        }

        .scene-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }

        .scene-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: linear-gradient(135deg, rgba(31, 110, 94, 0.1), rgba(244, 162, 97, 0.12));
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .scene-icon svg {
            width: 22px;
            height: 22px;
            stroke: var(--primary);
        }

        .scene-content h3 {
            font-size: 1rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 6px;
        }

        .scene-content p {
            font-size: 0.9rem;
            color: var(--muted);
            line-height: 1.65;
        }

        /* ===== Process ===== */
        .process-section {
            background: linear-gradient(135deg, #163D35 0%, #0F2C26 100%);
            color: #F0EDE6;
        }

        .process-section .section-header h2 {
            color: #ffffff;
        }

        .process-section .section-header h2::after {
            background: var(--warm);
        }

        .process-section .section-header p {
            color: rgba(255, 255, 255, 0.7);
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            counter-reset: process;
        }

        .process-step {
            background: rgba(255, 255, 255, 0.06);
            border: 1px solid rgba(255, 255, 255, 0.1);
            border-radius: var(--radius-lg);
            padding: 28px 22px;
            position: relative;
            text-align: center;
            transition: background 0.3s, transform 0.3s;
        }

        .process-step:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateY(-4px);
        }

        .process-step::before {
            counter-increment: process;
            content: "0" counter(process);
            position: absolute;
            top: 16px;
            right: 18px;
            font-size: 2rem;
            font-weight: 800;
            color: rgba(244, 162, 97, 0.22);
            line-height: 1;
        }

        .process-step .step-icon {
            width: 44px;
            height: 44px;
            margin: 0 auto 14px;
            border-radius: 12px;
            background: var(--accent-gradient);
            display: flex;
            align-items: center;
            justify-content: center;
        }

        .process-step .step-icon svg {
            width: 20px;
            height: 20px;
            stroke: #ffffff;
        }

        .process-step h3 {
            font-size: 1rem;
            font-weight: 700;
            color: #ffffff;
            margin-bottom: 8px;
        }

        .process-step p {
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.7);
            line-height: 1.6;
        }

        /* ===== FAQ ===== */
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .faq-item {
            background: var(--card);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            box-shadow: var(--shadow-sm);
            overflow: hidden;
            transition: box-shadow 0.3s;
        }

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

        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            gap: 14px;
            padding: 20px 24px;
            background: transparent;
            font-size: 0.98rem;
            font-weight: 600;
            color: var(--text);
            text-align: left;
            transition: background 0.25s;
        }

        .faq-question:hover {
            background: rgba(31, 110, 94, 0.04);
        }

        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(31, 110, 94, 0.1);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 1rem;
            color: var(--primary);
            font-weight: 700;
            transition: transform 0.3s, background 0.3s;
        }

        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--primary);
            color: #ffffff;
        }

        .faq-answer {
            display: none;
            padding: 0 24px 22px 66px;
            font-size: 0.92rem;
            color: var(--muted);
            line-height: 1.85;
            background: #fff;
        }

        .faq-item.open .faq-answer {
            display: block;
            animation: fadeIn 0.3s ease;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(-6px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: calc(var(--section-space) * 0.8) 0;
        }

        .cta-box {
            background: var(--bg-gradient);
            border-radius: 28px;
            padding: clamp(2.5rem, 6vw, 4rem) clamp(1.5rem, 4vw, 3rem);
            text-align: center;
            position: relative;
            overflow: hidden;
        }

        .cta-box::before {
            content: "";
            position: absolute;
            right: -80px;
            top: -80px;
            width: 220px;
            height: 220px;
            border-radius: 50%;
            background: rgba(244, 162, 97, 0.18);
        }

        .cta-box::after {
            content: "";
            position: absolute;
            left: -50px;
            bottom: -60px;
            width: 160px;
            height: 160px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.06);
        }

        .cta-box h2 {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            color: #ffffff;
            margin-bottom: 12px;
            position: relative;
            z-index: 2;
        }

        .cta-box p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 0.98rem;
            max-width: 560px;
            margin: 0 auto 28px;
            position: relative;
            z-index: 2;
        }

        .cta-box .btn {
            position: relative;
            z-index: 2;
            background: #ffffff;
            color: var(--primary);
            box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
        }

        .cta-box .btn:hover {
            background: var(--bg);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            color: #B8C9C3;
            padding-top: 60px;
            margin-top: 0;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
            gap: clamp(2rem, 4vw, 3.5rem);
            padding-bottom: 40px;
        }

        .footer-brand .logo {
            margin-bottom: 16px;
        }

        .footer-brand .logo-text {
            color: #ffffff;
        }

        .footer-brand p {
            font-size: 0.9rem;
            line-height: 1.75;
            color: #9DB6AE;
            max-width: 280px;
        }

        .footer-col h4 {
            font-size: 1rem;
            font-weight: 600;
            color: #ffffff;
            margin-bottom: 16px;
            letter-spacing: 0.03em;
        }

        .footer-col ul {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }

        .footer-col ul li a {
            color: #9DB6AE;
            font-size: 0.9rem;
            transition: color 0.25s, padding-left 0.25s;
        }

        .footer-col ul li a:hover {
            color: var(--warm);
            padding-left: 4px;
        }

        .footer-contact li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 0.88rem;
            color: #9DB6AE;
            line-height: 1.5;
        }

        .footer-contact svg {
            width: 16px;
            height: 16px;
            stroke: var(--warm);
            flex-shrink: 0;
            margin-top: 3px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding: 18px 0;
            text-align: center;
            font-size: 0.82rem;
            color: rgba(255, 255, 255, 0.45);
        }

        .footer-bottom .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.6);
        }

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

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            .header-inner {
                gap: 16px;
            }

            .main-nav {
                gap: 4px;
            }

            .nav-link {
                padding: 8px 12px;
                font-size: 0.9rem;
            }

            .search-box {
                width: 160px;
            }

            .cards-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }

            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 767px) {
            .header-inner {
                height: 64px;
            }

            .main-nav {
                display: none;
            }

            .header-actions .search-box {
                display: none;
            }

            .header-actions .btn {
                display: none;
            }

            .menu-toggle {
                display: flex;
            }

            .page-hero {
                padding: 2.2rem 0 2.8rem;
            }

            .page-hero p {
                font-size: 0.92rem;
            }

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

            .intro-visual img {
                height: 220px;
            }

            .cards-grid {
                grid-template-columns: 1fr;
                gap: 18px;
            }

            .scenes-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .process-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }

            .faq-answer {
                padding-left: 24px;
            }

            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
                padding-bottom: 30px;
            }

            .footer-bottom .container {
                flex-direction: column;
                text-align: center;
            }

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

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

            .scene-card {
                flex-direction: column;
                padding: 18px;
            }

            .section-header p {
                font-size: 0.88rem;
            }

            .cta-box {
                border-radius: 20px;
                padding: 2rem 1.2rem;
            }
        }

        /* ===== Focus states ===== */
        a:focus-visible,
        button:focus-visible {
            outline: 3px solid rgba(231, 111, 81, 0.4);
            outline-offset: 2px;
        }

        input:focus-visible {
            outline: 3px solid rgba(231, 111, 81, 0.2);
        }

/* roulang page: article */
:root {
      --primary: #1F6E5E;
      --primary-dark: #163D35;
      --accent: #E76F51;
      --warm: #F4A261;
      --bg: #FAF8F4;
      --card: #FFFFFF;
      --text: #2B302E;
      --text-light: #6B7370;
      --border: #E8E0D6;
      --radius-lg: 20px;
      --radius-md: 12px;
      --shadow: 0 4px 16px rgba(31,110,94,0.08);
      --shadow-hover: 0 12px 32px rgba(31,110,94,0.14);
      --font: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
      --transition: all 0.3s ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: var(--font);
      background: var(--bg);
      color: var(--text);
      line-height: 1.6;
      font-size: 1rem;
      -webkit-font-smoothing: antialiased;
    }

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

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

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

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

    ul,
    ol {
      list-style: none;
    }

    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 32px;
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: #FFFFFF;
      border-bottom: 1px solid var(--border);
      box-shadow: 0 2px 12px rgba(31, 110, 94, 0.06);
    }

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

    .logo {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-shrink: 0;
    }

    .logo-icon {
      width: 42px;
      height: 42px;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      color: #FFFFFF;
      box-shadow: 0 4px 12px rgba(31, 110, 94, 0.25);
    }

    .logo-icon svg {
      width: 24px;
      height: 24px;
    }

    .logo-text {
      font-size: 1.25rem;
      font-weight: 700;
      color: var(--text);
      letter-spacing: 0.02em;
      white-space: nowrap;
    }

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

    .nav-link {
      position: relative;
      padding: 8px 2px;
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--text-light);
      white-space: nowrap;
    }

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

    .nav-link.active {
      color: var(--primary);
      font-weight: 600;
    }

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

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

    .search-box {
      position: relative;
    }

    .search-box svg {
      position: absolute;
      left: 14px;
      top: 50%;
      transform: translateY(-50%);
      width: 16px;
      height: 16px;
      color: var(--text-light);
      pointer-events: none;
    }

    .search-box input {
      width: 200px;
      height: 40px;
      border: 1px solid var(--border);
      border-radius: 999px;
      padding: 0 16px 0 38px;
      font-size: 0.875rem;
      background: var(--bg);
      transition: var(--transition);
    }

    .search-box input::placeholder {
      color: var(--text-light);
    }

    .search-box input:focus {
      border-color: var(--accent);
      background: #FFFFFF;
      box-shadow: 0 0 0 3px rgba(231, 111, 81, 0.15);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 6px;
      padding: 10px 24px;
      border-radius: 999px;
      font-size: 0.925rem;
      font-weight: 600;
      white-space: nowrap;
      cursor: pointer;
      transition: var(--transition);
      box-shadow: 0 4px 14px rgba(31, 110, 94, 0.12);
    }

    .btn-primary {
      background: linear-gradient(135deg, var(--primary), var(--accent));
      color: #FFFFFF;
    }

    .btn-primary:hover {
      transform: translateX(2px);
      filter: brightness(1.05);
      box-shadow: 0 6px 20px rgba(31, 110, 94, 0.28);
      color: #FFFFFF;
    }

    .btn-white {
      background: #FFFFFF;
      color: var(--primary);
    }

    .btn-white:hover {
      background: var(--warm);
      color: #FFFFFF;
      transform: translateX(2px);
    }

    .btn-outline-white {
      background: transparent;
      color: #FFFFFF;
      border: 2px solid rgba(255, 255, 255, 0.75);
      box-shadow: none;
    }

    .btn-outline-white:hover {
      background: rgba(255, 255, 255, 0.15);
      color: #FFFFFF;
    }

    .btn-sm {
      padding: 8px 18px;
      font-size: 0.875rem;
    }

    .nav-toggle {
      display: none;
      width: 40px;
      height: 40px;
      border-radius: 10px;
      align-items: center;
      justify-content: center;
      color: var(--text);
      transition: var(--transition);
    }

    .nav-toggle:hover {
      background: rgba(31, 110, 94, 0.08);
      color: var(--primary);
    }

    .nav-toggle svg {
      width: 22px;
      height: 22px;
    }

    .nav-toggle .close-icon {
      display: none;
    }

    .nav-toggle.active .menu-icon {
      display: none;
    }

    .nav-toggle.active .close-icon {
      display: block;
    }

    .breadcrumb {
      padding: 24px 0 4px;
      font-size: 0.85rem;
      color: var(--text-light);
    }

    .breadcrumb .sep {
      margin: 0 8px;
      color: #C9C0B6;
    }

    .breadcrumb a {
      color: var(--text-light);
    }

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

    .article-main {
      padding: 24px 0 60px;
    }

    .article-detail {
      max-width: 800px;
      margin: 0 auto;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      padding: 48px;
      box-shadow: var(--shadow);
    }

    .article-header h1 {
      font-size: clamp(1.7rem, 3.2vw, 2.4rem);
      line-height: 1.4;
      color: var(--text);
      margin-bottom: 20px;
      font-weight: 700;
    }

    .article-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 18px;
      margin-bottom: 28px;
      padding-bottom: 20px;
      border-bottom: 1px solid #F0EAE2;
    }

    .meta-item {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 0.85rem;
      color: var(--text-light);
    }

    .meta-item svg {
      width: 15px;
      height: 15px;
      color: var(--primary);
    }

    .article-excerpt {
      background: rgba(31, 110, 94, 0.06);
      border-left: 4px solid var(--primary);
      padding: 18px 20px;
      border-radius: 0 12px 12px 0;
      margin-bottom: 36px;
      font-size: 0.95rem;
      color: var(--text);
      line-height: 1.8;
    }

    .article-content {
      font-size: 1.02rem;
      line-height: 1.9;
      color: var(--text);
      letter-spacing: 0.02em;
    }

    .article-content h2 {
      font-size: 1.5rem;
      margin: 36px 0 16px;
      color: var(--text);
      line-height: 1.4;
    }

    .article-content h3 {
      font-size: 1.2rem;
      margin: 28px 0 12px;
      color: var(--text);
      line-height: 1.45;
    }

    .article-content p {
      margin: 0 0 20px;
    }

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

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

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

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

    .article-content blockquote {
      margin: 24px 0;
      padding: 16px 20px;
      background: rgba(31, 110, 94, 0.05);
      border-left: 4px solid var(--primary);
      border-radius: 0 12px 12px 0;
      color: var(--text);
    }

    .article-content blockquote p {
      margin: 0;
    }

    .article-content img {
      max-width: 100%;
      height: auto;
      border-radius: 16px;
      border: 1px solid #F0EAE2;
      margin: 24px 0;
    }

    .article-content code {
      background: #F5F1EA;
      padding: 2px 8px;
      border-radius: 6px;
      font-size: 0.9em;
      font-family: "SFMono-Regular", Consolas, monospace;
    }

    .article-content pre {
      background: #F5F1EA;
      padding: 16px 20px;
      border-radius: 12px;
      overflow-x: auto;
      margin: 24px 0;
    }

    .article-content pre code {
      background: none;
      padding: 0;
    }

    .article-content table {
      width: 100%;
      border-collapse: collapse;
      margin: 24px 0;
      font-size: 0.9rem;
    }

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

    .article-content th {
      background: rgba(31, 110, 94, 0.06);
      color: var(--primary-dark);
      font-weight: 600;
    }

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

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

    .article-footer {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      margin-top: 40px;
      padding-top: 24px;
      border-top: 1px solid #F0EAE2;
    }

    .article-tags {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .tag {
      display: inline-block;
      padding: 5px 14px;
      background: rgba(31, 110, 94, 0.08);
      color: var(--primary);
      border-radius: 999px;
      font-size: 0.8rem;
      font-weight: 500;
    }

    .article-share {
      display: flex;
      align-items: center;
      gap: 8px;
      font-size: 0.85rem;
      color: var(--text-light);
    }

    .share-btn {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--bg);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--primary);
      transition: var(--transition);
    }

    .share-btn:hover {
      background: var(--primary);
      color: #FFFFFF;
      transform: translateY(-2px);
    }

    .share-btn svg {
      width: 16px;
      height: 16px;
    }

    .article-notfound {
      text-align: center;
      padding: 48px 24px;
      background: var(--bg);
      border-radius: 16px;
    }

    .article-notfound h2 {
      font-size: 1.4rem;
      margin-bottom: 12px;
      color: var(--text);
    }

    .article-notfound p {
      color: var(--text-light);
      margin-bottom: 24px;
    }

    .related-section {
      background: #FFFFFF;
      padding: 70px 0;
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .section-head {
      margin-bottom: 32px;
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 16px;
    }

    .section-head h2 {
      font-size: 1.8rem;
      color: var(--text);
      position: relative;
      padding-bottom: 8px;
    }

    .section-head h2::after {
      content: "";
      position: absolute;
      left: 0;
      bottom: 0;
      width: 44px;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--accent));
      border-radius: 2px;
    }

    .section-head p {
      color: var(--text-light);
      font-size: 0.92rem;
    }

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

    .content-card {
      background: var(--card);
      border: 1px solid #F0EAE2;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: var(--transition);
    }

    .content-card:hover {
      transform: translateY(-6px);
      box-shadow: var(--shadow-hover);
    }

    .content-card .card-link {
      display: block;
      color: inherit;
    }

    .card-cover {
      position: relative;
      height: 180px;
      overflow: hidden;
    }

    .card-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.4s ease;
    }

    .content-card:hover .card-cover img {
      transform: scale(1.03);
    }

    .card-badge {
      position: absolute;
      top: 12px;
      right: 12px;
      background: var(--accent);
      color: #FFFFFF;
      font-size: 0.75rem;
      font-weight: 600;
      padding: 4px 12px;
      border-radius: 999px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
    }

    .card-body {
      padding: 20px;
    }

    .card-body h3 {
      font-size: 1.08rem;
      margin-bottom: 8px;
      line-height: 1.5;
      color: var(--text);
    }

    .card-body p {
      font-size: 0.89rem;
      color: var(--text-light);
      line-height: 1.7;
      margin-bottom: 14px;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .card-meta {
      display: flex;
      justify-content: space-between;
      font-size: 0.8rem;
      color: var(--text-light);
    }

    .card-meta .view-link {
      color: var(--primary);
      font-weight: 500;
    }

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

    .back-home a {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-weight: 600;
      color: var(--primary);
      padding: 10px 24px;
      border-radius: 999px;
      border: 1px solid var(--primary);
      transition: var(--transition);
    }

    .back-home a:hover {
      background: rgba(31, 110, 94, 0.08);
      color: var(--primary-dark);
    }

    .cta-band {
      background: linear-gradient(135deg, #163D35 0%, #1F6E5E 58%, #E76F51 120%);
      border-radius: 24px;
      margin: 60px auto;
      padding: 52px 48px;
      max-width: 1200px;
      position: relative;
      overflow: hidden;
    }

    .cta-band::after {
      content: "";
      position: absolute;
      right: -60px;
      top: -60px;
      width: 220px;
      height: 220px;
      background: rgba(244, 162, 97, 0.2);
      border-radius: 50%;
    }

    .cta-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 32px;
      position: relative;
      z-index: 1;
    }

    .cta-band h2 {
      color: #FFFFFF;
      font-size: 1.75rem;
      margin-bottom: 8px;
      font-weight: 700;
    }

    .cta-band p {
      color: rgba(255, 255, 255, 0.82);
      max-width: 520px;
      line-height: 1.7;
      font-size: 0.95rem;
    }

    .cta-actions {
      display: flex;
      gap: 14px;
      flex-shrink: 0;
    }

    .site-footer {
      background: #0F2C26;
      color: rgba(255, 255, 255, 0.7);
      padding-top: 60px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 40px;
      padding-bottom: 40px;
    }

    .footer-brand .logo {
      color: #FFFFFF;
    }

    .footer-brand .logo-text {
      color: #FFFFFF;
    }

    .footer-brand p {
      margin-top: 16px;
      font-size: 0.9rem;
      line-height: 1.8;
      max-width: 320px;
      color: rgba(255, 255, 255, 0.6);
    }

    .footer-col h4 {
      color: #FFFFFF;
      font-size: 1rem;
      margin-bottom: 16px;
      font-weight: 600;
    }

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

    .footer-col ul li a {
      color: rgba(255, 255, 255, 0.7);
      font-size: 0.9rem;
      transition: color 0.3s;
    }

    .footer-col ul li a:hover {
      color: var(--warm);
    }

    .footer-contact li {
      display: flex;
      align-items: center;
      gap: 10px;
      font-size: 0.9rem;
      color: rgba(255, 255, 255, 0.75);
    }

    .footer-contact svg {
      width: 18px;
      height: 18px;
      color: var(--warm);
      flex-shrink: 0;
    }

    .footer-contact li a {
      color: rgba(255, 255, 255, 0.75);
    }

    .footer-contact li a:hover {
      color: var(--warm);
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      padding: 20px 0;
    }

    .footer-bottom-inner {
      display: flex;
      justify-content: space-between;
      gap: 16px;
      flex-wrap: wrap;
      font-size: 0.85rem;
      color: rgba(255, 255, 255, 0.5);
    }

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

    @media (max-width: 1024px) {
      .container {
        padding: 0 24px;
      }

      .main-nav {
        gap: 20px;
      }

      .search-box input {
        width: 150px;
      }

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

      .card-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .cta-band {
        padding: 40px 32px;
      }
    }

    @media (max-width: 768px) {
      .header-inner {
        height: 64px;
        gap: 10px;
      }

      .main-nav {
        position: fixed;
        top: 64px;
        left: 16px;
        right: 16px;
        background: #FFFFFF;
        border: 1px solid var(--border);
        border-radius: 16px;
        box-shadow: 0 12px 40px rgba(31, 110, 94, 0.16);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 16px;
        display: none;
        z-index: 99;
      }

      .main-nav.open {
        display: flex;
      }

      .nav-link {
        padding: 13px 14px;
        border-radius: 10px;
        font-size: 0.98rem;
        border-bottom: 1px solid #F3EDE5;
      }

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

      .nav-link.active {
        background: rgba(31, 110, 94, 0.08);
        color: var(--primary);
      }

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

      .header-actions {
        gap: 8px;
      }

      .search-box {
        display: none;
      }

      .nav-toggle {
        display: flex;
      }

      .btn-nav {
        padding: 8px 16px;
        font-size: 0.85rem;
      }

      .article-detail {
        padding: 32px 24px;
        border-radius: 16px;
      }

      .article-header h1 {
        font-size: 1.65rem;
      }

      .article-meta {
        gap: 12px;
      }

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

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

      .cta-inner {
        flex-direction: column;
        align-items: flex-start;
      }

      .cta-band {
        border-radius: 18px;
        margin: 40px auto;
        padding: 36px 28px;
      }

      .cta-actions {
        flex-wrap: wrap;
      }
    }

    @media (max-width: 520px) {
      .container {
        padding: 0 16px;
      }

      .logo-text {
        font-size: 1.1rem;
      }

      .logo-icon {
        width: 38px;
        height: 38px;
      }

      .btn-nav {
        padding: 7px 14px;
        font-size: 0.8rem;
      }

      .breadcrumb {
        font-size: 0.78rem;
      }

      .article-detail {
        padding: 24px 18px;
      }

      .article-header h1 {
        font-size: 1.4rem;
        line-height: 1.45;
      }

      .article-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }

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

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

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .footer-bottom-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
      }

      .cta-band h2 {
        font-size: 1.4rem;
      }

      .cta-actions .btn {
        width: 100%;
      }
    }

/* roulang page: category2 */
:root {
  --primary: #1F6E5E;
  --primary-light: #2E8B78;
  --accent: #E76F51;
  --warm: #F4A261;
  --bg: #FAF8F4;
  --card: #FFFFFF;
  --dark: #163D35;
  --deep: #0F2C26;
  --border: #E8E0D6;
  --text: #2B2B2B;
  --muted: #8A7A6A;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 16px rgba(31,110,94,0.08);
  --shadow-hover: 0 12px 32px rgba(31,110,94,0.14);
  --transition: all 0.3s cubic-bezier(0.25, 0.8, 0.5, 1);
}
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background-color: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--primary);
  text-decoration: none;
  transition: var(--transition);
}
a:hover {
  color: var(--accent);
}
button {
  font-family: inherit;
  border: none;
  cursor: pointer;
  background: none;
}
input {
  font-family: inherit;
}
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section {
  padding: 80px 0;
}
.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px;
}
.section-head h2 {
  font-size: clamp(1.5rem, 2.8vw, 2rem);
  color: var(--dark);
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}
.section-head p {
  color: var(--muted);
  font-size: 1rem;
}
.text-primary {
  color: var(--primary);
}
.text-accent {
  color: var(--accent);
}

/* ========== Header ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(31, 110, 94, 0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.logo-icon {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(31, 110, 94, 0.25);
}
.logo-icon svg {
  width: 24px;
  height: 24px;
}
.logo-text {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--dark);
  letter-spacing: 0.02em;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-link {
  font-size: 0.96rem;
  font-weight: 600;
  color: var(--text);
  padding: 8px 4px;
  position: relative;
  white-space: nowrap;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 3px;
  border-radius: 999px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}
.nav-link:hover {
  color: var(--primary);
}
.nav-link:hover::after {
  transform: scaleX(1);
}
.nav-link.active {
  color: var(--primary);
  background: rgba(31, 110, 94, 0.08);
  padding: 8px 16px;
  border-radius: 999px;
}
.nav-link.active::after {
  display: none;
}
.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}
.search-box {
  display: flex;
  align-items: center;
  background: #F5F1EA;
  border-radius: 999px;
  padding: 0 16px;
  height: 40px;
  border: 1px solid transparent;
  transition: var(--transition);
  width: 210px;
}
.search-box:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(31, 110, 94, 0.15);
  background: #fff;
}
.search-box svg {
  width: 18px;
  height: 18px;
  color: var(--muted);
  flex-shrink: 0;
}
.search-box input {
  border: none;
  outline: none;
  background: transparent;
  width: 100%;
  padding: 0 10px;
  font-size: 0.88rem;
  color: var(--text);
}
.search-box input::placeholder {
  color: #B5A898;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  padding: 0 24px;
  height: 44px;
  transition: var(--transition);
  white-space: nowrap;
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  color: #fff;
  box-shadow: 0 4px 16px rgba(31, 110, 94, 0.3);
}
.btn-primary:hover {
  filter: brightness(1.08);
  transform: translateX(2px);
  box-shadow: 0 8px 24px rgba(31, 110, 94, 0.35);
  color: #fff;
}
.btn-outline {
  background: #fff;
  color: var(--primary);
  border: 2px solid var(--primary);
}
.btn-outline:hover {
  background: rgba(31, 110, 94, 0.08);
  color: var(--primary);
  transform: translateY(-2px);
}
.btn-white {
  background: #fff;
  color: var(--primary);
}
.btn-white:hover {
  background: var(--warm);
  color: #fff;
  transform: translateY(-2px);
}
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: 8px;
}
.mobile-toggle span {
  width: 22px;
  height: 2px;
  background: var(--dark);
  border-radius: 2px;
  transition: var(--transition);
}
.mobile-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}
.mobile-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ========== Hero ========== */
.cat-hero {
  position: relative;
  padding: 90px 0 80px;
  background: linear-gradient(135deg, rgba(22, 61, 53, 0.92), rgba(15, 44, 38, 0.88)), url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
  color: #fff;
  text-align: center;
  overflow: hidden;
}
.cat-hero::after {
  content: "";
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(231, 111, 81, 0.3), transparent 70%);
  top: -120px;
  right: -80px;
}
.cat-hero .container {
  position: relative;
  z-index: 2;
}
.cat-hero h1 {
  font-size: clamp(1.9rem, 4vw, 2.7rem);
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: 0.03em;
}
.cat-hero p {
  font-size: 1.08rem;
  max-width: 560px;
  margin: 0 auto 24px;
  color: rgba(255, 255, 255, 0.9);
}
.crumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.88rem;
  background: rgba(255, 255, 255, 0.14);
  padding: 8px 20px;
  border-radius: 999px;
  backdrop-filter: blur(4px);
}
.crumb a {
  color: rgba(255, 255, 255, 0.8);
}
.crumb a:hover {
  color: var(--warm);
}
.crumb .sep {
  color: rgba(255, 255, 255, 0.4);
}
.crumb .current {
  color: var(--warm);
  font-weight: 600;
}

/* ========== Intro ========== */
.intro-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.intro-copy h2 {
  font-size: clamp(1.4rem, 2.4vw, 1.8rem);
  color: var(--dark);
  margin-bottom: 20px;
}
.intro-copy p {
  color: var(--muted);
  margin-bottom: 16px;
  font-size: 0.98rem;
}
.intro-copy .tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}
.tag {
  display: inline-block;
  background: rgba(31, 110, 94, 0.1);
  color: var(--primary);
  font-size: 0.84rem;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 999px;
  transition: var(--transition);
}
.tag:hover {
  background: var(--primary);
  color: #fff;
}
.intro-media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-hover);
}
.intro-media img {
  width: 100%;
  height: 340px;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.intro-media:hover img {
  transform: scale(1.03);
}
.intro-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(15, 44, 38, 0.5));
}
.intro-media .media-badge {
  position: absolute;
  bottom: 20px;
  left: 20px;
  z-index: 2;
  background: rgba(255, 255, 255, 0.94);
  border-radius: var(--radius-md);
  padding: 12px 18px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 12px;
}
.media-badge .num {
  font-size: 1.7rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.media-badge .label {
  font-size: 0.82rem;
  color: var(--muted);
}

/* ========== Cards Grid ========== */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.content-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid #F0EAE2;
  box-shadow: var(--shadow);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.content-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
}
.card-media {
  position: relative;
  overflow: hidden;
  aspect-ratio: 16 / 10;
}
.card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.content-card:hover .card-media img {
  transform: scale(1.05);
}
.card-badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: var(--accent);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(231, 111, 81, 0.35);
  z-index: 2;
}
.card-body {
  padding: 22px 22px 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.card-body h3 {
  font-size: 1.12rem;
  font-weight: 700;
  color: var(--dark);
  margin-bottom: 8px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.card-body p {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}
.card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--muted);
  border-top: 1px solid #F5F1EA;
  padding-top: 14px;
}
.card-meta .meta-left {
  display: flex;
  align-items: center;
  gap: 10px;
}
.card-meta .view-link {
  font-weight: 600;
  color: var(--primary);
}
.card-meta .view-link:hover {
  color: var(--accent);
  transform: translateX(3px);
  display: inline-block;
}

/* ========== Process ========== */
.process-section {
  background: #fff;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  counter-reset: step;
}
.process-item {
  position: relative;
  text-align: center;
  padding: 8px 8px 0;
}
.process-item::before {
  counter-increment: step;
  content: "0" counter(step);
  display: block;
  font-size: 2.6rem;
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 2px var(--primary);
  line-height: 1;
  margin-bottom: 14px;
  opacity: 0.7;
}
.process-item strong {
  display: block;
  font-size: 1.05rem;
  color: var(--dark);
  margin-bottom: 6px;
}
.process-item p {
  font-size: 0.87rem;
  color: var(--muted);
  line-height: 1.6;
  max-width: 220px;
  margin: 0 auto;
}
.process-line {
  display: none;
}

/* ========== Stats ========== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
}
.stat-item {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 32px 20px;
  text-align: center;
  border: 1px solid #F0EAE2;
  box-shadow: var(--shadow);
  transition: var(--transition);
}
.stat-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.stat-item .num {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
}
.stat-item .label {
  font-size: 0.88rem;
  color: var(--accent);
  font-weight: 600;
  margin-top: 6px;
}

/* ========== FAQ ========== */
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: #fff;
  border: 1px solid #F0EAE2;
  border-radius: var(--radius-md);
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(31, 110, 94, 0.04);
  transition: var(--transition);
}
.faq-item:hover {
  border-color: rgba(31, 110, 94, 0.3);
}
.faq-item.open {
  border-color: var(--primary);
  box-shadow: 0 4px 20px rgba(31, 110, 94, 0.1);
}
.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--dark);
  text-align: left;
  gap: 16px;
}
.faq-question:hover {
  color: var(--primary);
}
.faq-icon {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: rgba(31, 110, 94, 0.1);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 400;
  flex-shrink: 0;
  transition: var(--transition);
}
.faq-item.open .faq-icon {
  background: var(--primary);
  color: #fff;
  transform: rotate(45deg);
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
  padding: 0 22px;
  color: var(--muted);
  font-size: 0.94rem;
  line-height: 1.8;
}
.faq-item.open .faq-answer {
  max-height: 300px;
  padding: 0 22px 20px;
}

/* ========== CTA ========== */
.cta-banner {
  position: relative;
  background: linear-gradient(135deg, var(--dark), var(--primary));
  border-radius: var(--radius-lg);
  padding: 64px 56px;
  text-align: center;
  color: #fff;
  overflow: hidden;
  margin: 0 24px;
}
.cta-banner::before {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(231, 111, 81, 0.4), transparent 70%);
  top: -100px;
  right: -50px;
}
.cta-banner::after {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(244, 162, 97, 0.3), transparent 70%);
  bottom: -80px;
  left: -40px;
}
.cta-banner h2 {
  font-size: clamp(1.4rem, 2.6vw, 2rem);
  margin-bottom: 12px;
  position: relative;
  z-index: 2;
}
.cta-banner p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 480px;
  margin: 0 auto 28px;
  position: relative;
  z-index: 2;
}
.cta-banner .btn-white {
  position: relative;
  z-index: 2;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

/* ========== Footer ========== */
.site-footer {
  background: var(--deep);
  color: #C9D6D2;
  padding: 70px 0 0;
  margin-top: 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-brand .logo {
  margin-bottom: 16px;
}
.footer-brand .logo-text {
  color: #fff;
}
.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.8;
  color: #8FA6A0;
  margin-top: 12px;
  max-width: 300px;
}
.footer-col h4 {
  font-size: 1rem;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.footer-col ul {
  list-style: none;
}
.footer-col ul li {
  margin-bottom: 10px;
}
.footer-col a {
  color: #8FA6A0;
  font-size: 0.9rem;
  transition: var(--transition);
}
.footer-col a:hover {
  color: var(--warm);
  padding-left: 4px;
}
.footer-contact li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: #8FA6A0;
}
.footer-contact svg {
  width: 18px;
  height: 18px;
  color: var(--accent);
  flex-shrink: 0;
}
.footer-contact a {
  color: #8FA6A0;
}
.footer-contact a:hover {
  color: var(--warm);
  padding-left: 0;
}
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 24px 0;
  text-align: center;
  font-size: 0.84rem;
  color: #6B807A;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  .header-inner {
    gap: 16px;
  }
  .main-nav {
    gap: 20px;
  }
  .search-box {
    width: 170px;
  }
  .intro-wrap {
    gap: 40px;
  }
  .process-steps {
    gap: 20px;
  }
}
@media (max-width: 767px) {
  .section {
    padding: 56px 0;
  }
  .header-inner {
    height: auto;
    padding: 12px 0;
    flex-wrap: wrap;
  }
  .logo {
    flex: 1;
  }
  .mobile-toggle {
    display: flex;
  }
  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 78%;
    max-width: 320px;
    height: 100vh;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    padding: 80px 32px 32px;
    gap: 6px;
    box-shadow: -4px 0 30px rgba(0, 0, 0, 0.1);
    transition: right 0.35s ease;
    z-index: 1000;
  }
  .main-nav.open {
    right: 0;
  }
  .main-nav .nav-link {
    width: 100%;
    font-size: 1rem;
    padding: 14px 0;
    border-bottom: 1px solid #F5F1EA;
  }
  .main-nav .nav-link.active {
    background: transparent;
    padding: 14px 0;
  }
  .header-actions {
    width: 100%;
    margin-top: 8px;
  }
  .search-box {
    flex: 1;
    width: auto;
  }
  .header-actions .btn-primary {
    display: none;
  }
  .cat-hero {
    padding: 64px 0 56px;
  }
  .intro-wrap {
    grid-template-columns: 1fr;
  }
  .intro-media img {
    height: 260px;
  }
  .grid-3 {
    grid-template-columns: 1fr;
  }
  .process-steps {
    grid-template-columns: 1fr 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr 1fr;
  }
  .cta-banner {
    padding: 44px 24px;
    margin: 0 0;
    border-radius: 0;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .cta-banner {
    margin: 0;
    border-radius: var(--radius-lg);
  }
}
@media (max-width: 520px) {
  .container {
    padding: 0 18px;
  }
  .process-steps {
    grid-template-columns: 1fr;
  }
  .stats-grid {
    grid-template-columns: 1fr;
  }
  .media-badge .num {
    font-size: 1.3rem;
  }
  .cat-hero h1 {
    font-size: 1.7rem;
  }
}