/* roulang page: index */
:root {
  --primary: #0B3D2E;
  --primary-dark: #07291F;
  --primary-light: #14533E;
  --accent: #D4FF4F;
  --accent-hover: #E0FF70;
  --accent-light: #F0FFD8;
  --orange: #FF6B35;
  --orange-soft: #FFF1EB;
  --bg: #FAF9F6;
  --white: #FFFFFF;
  --text: #3F4A44;
  --text-light: #7A8A82;
  --border: #E2E8E4;
  --radius-lg: 20px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --radius-pill: 999px;
  --shadow-sm: 0 4px 20px rgba(11, 61, 46, 0.06);
  --shadow-md: 0 8px 30px rgba(11, 61, 46, 0.12);
  --transition: all 0.25s ease;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--primary-light); }
img { max-width: 100%; display: block; }
ul, ol { list-style-position: inside; }
button { font-family: inherit; cursor: pointer; }
input, textarea, select { font-family: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.row.no-padding { margin-left: -12px; margin-right: -12px; }

h1, .h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--primary);
}
h2, .h2 {
  font-size: clamp(1.5rem, 2.5vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--primary);
  margin-bottom: 16px;
}
h3, .h3 {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.4;
  color: var(--primary);
}
h4, .h4 { font-size: 1rem; font-weight: 600; color: var(--primary); }
p { margin-bottom: 1em; color: var(--text); }
.text-light { color: var(--text-light); }
.text-white { color: #fff; }

/* Nav */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 249, 246, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.site-header .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.brand-icon {
  width: 38px;
  height: 38px;
  min-width: 38px;
  border-radius: 10px;
  background: var(--primary);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 19px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.brand-text { font-size: 20px; font-weight: 700; color: var(--primary); letter-spacing: -0.01em; }
.brand-text small { font-size: 12px; font-weight: 400; color: var(--text-light); display: block; line-height: 1; margin-top: 2px; }

.main-nav ul { display: flex; align-items: center; list-style: none; gap: 8px; margin: 0; }
.main-nav a {
  display: inline-block;
  padding: 8px 16px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--text);
  line-height: 1.4;
  border: 1px solid transparent;
}
.main-nav a:hover { background: rgba(11, 61, 46, 0.06); color: var(--primary); }
.main-nav a.active {
  background: var(--primary);
  color: var(--accent);
  font-weight: 600;
}

.header-actions { display: flex; align-items: center; gap: 12px; }
.search-box {
  display: flex;
  align-items: center;
  background: #F3F4F6;
  border-radius: var(--radius-pill);
  padding: 0 14px;
  height: 42px;
  width: 220px;
  border: 1px solid transparent;
  transition: var(--transition);
}
.search-box:focus-within {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(11, 61, 46, 0.08);
}
.search-box i { color: var(--text-light); font-size: 14px; margin-right: 8px; }
.search-box input {
  border: none;
  outline: none;
  background: transparent;
  font-size: 13px;
  flex: 1;
  color: var(--text);
}
.search-box input::placeholder { color: var(--text-light); }
.search-kbd {
  font-size: 10px;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px 6px;
  color: var(--text-light);
  white-space: nowrap;
}
.quick-icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--text-light);
  font-size: 16px;
  border: 1px solid transparent;
  transition: var(--transition);
  cursor: pointer;
}
.quick-icon:hover { background: rgba(11, 61, 46, 0.05); color: var(--primary); }
.quick-icon.has-badge { position: relative; }
.quick-icon.has-badge::after {
  content: '';
  position: absolute;
  top: 7px;
  right: 8px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--orange);
  border: 2px solid var(--bg);
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 44px;
  padding: 10px 28px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  border: none;
  transition: var(--transition);
  cursor: pointer;
  line-height: 1.4;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary { background: var(--accent); color: var(--primary); }
.btn-primary:hover { background: var(--accent-hover); color: var(--primary); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(212, 255, 79, 0.4); }
.btn-primary:active { transform: translateY(0); }
.btn-secondary { background: transparent; color: var(--primary); border: 1.5px solid var(--primary); }
.btn-secondary:hover { background: var(--primary); color: #fff; transform: translateY(-2px); }
.btn-secondary:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: var(--primary); padding: 10px 16px; }
.btn-ghost:hover { background: rgba(11, 61, 46, 0.06); }
.btn-sm { min-height: 36px; padding: 6px 18px; font-size: 13px; }
.btn-lg { min-height: 52px; padding: 14px 40px; font-size: 16px; }
.btn-block { width: 100%; }

/* Hero */
.hero {
  position: relative;
  background: var(--primary-dark);
  background-image:
    linear-gradient(135deg, rgba(11, 61, 46, 0.94) 0%, rgba(7, 41, 31, 0.92) 60%, rgba(11, 61, 46, 0.88) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size: cover;
  background-position: center;
  color: #fff;
  min-height: 80vh;
  display: flex;
  align-items: center;
  padding: 140px 0 100px;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  right: -10%;
  top: -20%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(212, 255, 79, 0.08);
  filter: blur(80px);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; }
.hero-content { max-width: 580px; }
.hero h1 {
  color: #fff;
  margin-bottom: 20px;
}
.hero h1 .highlight {
  color: var(--accent);
}
.hero-sub {
  color: rgba(255, 255, 255, 0.8);
  font-size: 18px;
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 460px;
}
.hero-badges {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}
.hero-badge-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.75);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
}
.hero-badge-chip i { color: var(--accent); font-size: 12px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }
.trust-metrics {
  display: flex;
  gap: 36px;
  flex-wrap: wrap;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}
.trust-metric .metric-value {
  font-size: 30px;
  font-weight: 800;
  color: var(--accent);
  font-family: "DIN Alternate", "Inter", system-ui, sans-serif;
}
.trust-metric .metric-label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 2px;
  letter-spacing: 0.02em;
}
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-visual img {
  border-radius: var(--radius-lg);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
  transform: rotate(0deg) perspective(1200px) rotateY(-5deg);
  transition: transform 0.5s ease;
  width: 100%;
  max-width: 440px;
  object-fit: cover;
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.hero-float-card {
  position: absolute;
  bottom: -16px;
  left: -20px;
  background: var(--primary);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(8px);
  width: 220px;
}
.hero-float-card .float-icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 17px;
  flex-shrink: 0;
}
.hero-float-card .float-info small {
  display: block;
  color: rgba(255, 255, 255, 0.6);
  font-size: 11px;
  line-height: 1.3;
}
.hero-float-card .float-info span {
  color: #fff;
  font-size: 14px;
  font-weight: 600;
}
.scroll-indicator {
  position: absolute;
  bottom: 28px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
  gap: 6px;
  letter-spacing: 0.08em;
  z-index: 3;
}
.scroll-indicator i { font-size: 16px; animation: pulse-down 1.6s infinite; }
@keyframes pulse-down {
  0%, 100% { transform: translateY(0); opacity: 0.8; }
  50% { transform: translateY(6px); opacity: 0.4; }
}

/* Section common */
.section { padding: 80px 0; }
.section-lg { padding: 100px 0; }
.section-sm { padding: 40px 0; }
.section-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.section-head .section-kicker {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--primary);
  background: var(--accent-light);
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.04em;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.section-head h2 { margin-bottom: 4px; }
.section-head p { color: var(--text-light); font-size: 15px; margin: 0; max-width: 580px; }
.section-link { font-size: 14px; font-weight: 500; color: var(--text-light); white-space: nowrap; }
.section-link:hover { color: var(--primary); }

/* Directory */
.directory { background: var(--white); border-bottom: 1px solid var(--border); }
.directory-scroll {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 20px 0;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.directory-scroll::-webkit-scrollbar { display: none; }
.directory-items {
  display: flex;
  gap: 10px;
  min-width: max-content;
  margin: 0;
  padding: 0;
  list-style: none;
}
.dir-item a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  background: #F3F5F4;
  color: var(--primary);
  font-size: 14px;
  font-weight: 500;
  border: 1px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
}
.dir-item a:hover { background: rgba(11, 61, 46, 0.08); border-color: var(--border); }
.dir-item a.active-item { background: var(--primary); color: var(--accent); border-color: var(--primary); }
.dir-item .dir-num {
  font-family: "DIN Alternate", "Inter", system-ui, sans-serif;
  font-weight: 700;
  font-size: 12px;
  opacity: 0.7;
}

/* Feature cards */
.feature-card {
  display: flex;
  align-items: stretch;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px;
  gap: 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  margin-bottom: 20px;
}
.feature-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  border-color: rgba(11, 61, 46, 0.2);
  border-left: 4px solid var(--accent);
  padding-left: 25px;
}
.feature-card:last-child { margin-bottom: 0; }
.feature-num {
  font-family: "DIN Alternate", "Inter", system-ui, sans-serif;
  font-size: 42px;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  min-width: 56px;
  text-shadow: 0 2px 0 rgba(11, 61, 46, 0.2);
  display: flex;
  align-items: flex-start;
}
.feature-card-img {
  width: 200px;
  min-width: 200px;
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}
.feature-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.feature-card:hover .feature-card-img img { transform: scale(1.05); }
.feature-card-body { flex: 1; display: flex; flex-direction: column; align-items: flex-start; }
.feature-card-body h3 { margin-bottom: 8px; font-size: 19px; }
.feature-card-body p {
  color: var(--text-light);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 14px;
  flex: 1;
}
.feature-card-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 500;
  background: var(--orange-soft);
  color: var(--orange);
}
.badge-green { background: var(--accent-light); color: var(--primary); }
.badge-outline { background: transparent; border: 1px solid var(--border); color: var(--text-light); }
.meta-text { font-size: 13px; color: var(--text-light); display: inline-flex; align-items: center; gap: 5px; }
.card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  margin-top: auto;
  opacity: 0;
  transform: translateX(-6px);
  transition: var(--transition);
}
.feature-card:hover .card-arrow { opacity: 1; transform: translateX(0); }
.card-arrow i { font-size: 12px; color: var(--accent); }

/* Recommendation rail */
.rail-wrap { margin: 0 -12px; }
.rail-scroll {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding: 8px 12px 20px;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.rail-scroll::-webkit-scrollbar { height: 5px; }
.rail-scroll::-webkit-scrollbar-thumb { background: var(--border); border-radius: 10px; }
.rail-card {
  flex: 0 0 280px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
  position: relative;
}
.rail-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }
.rail-card-img { height: 140px; position: relative; overflow: hidden; }
.rail-card-img img { width: 100%; height: 100%; object-fit: cover; }
.rail-card-img .badge-featured {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--orange);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-pill);
  box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
}
.rail-card-body { padding: 18px; }
.rail-card-body h4 { font-size: 15px; line-height: 1.4; margin-bottom: 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.rail-card-meta { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--text-light); }
.rail-card-meta .tag { background: var(--accent-light); color: var(--primary); padding: 2px 8px; border-radius: 6px; font-size: 11px; font-weight: 500; }

/* Save / share CTA */
.save-share-wrap { text-align: center; }
.save-share-box {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--white);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 6px;
  box-shadow: var(--shadow-sm);
}
.save-share-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 500;
  color: var(--primary);
  background: transparent;
  border: none;
  transition: var(--transition);
  cursor: pointer;
}
.save-share-btn:hover { background: rgba(11, 61, 46, 0.05); }
.save-share-btn.is-saved { background: var(--accent-light); color: var(--primary); }
.save-share-btn.is-saved i { color: var(--orange); }
.save-share-divider { width: 1px; height: 22px; background: var(--border); }
#toast {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--primary);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius-pill);
  font-size: 14px;
  box-shadow: 0 12px 40px rgba(11, 61, 46, 0.3);
  z-index: 999;
  opacity: 0;
  transition: transform 0.35s ease, opacity 0.35s ease;
  pointer-events: none;
}
#toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* News / CMS list */
.news-section {
  background: var(--white);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.news-list { list-style: none; margin: 0; padding: 0; }
.news-item {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
  position: relative;
}
.news-item:hover { background: rgba(250, 249, 246, 0.6); padding-left: 12px; }
.news-item:last-child { border-bottom: none; }
.news-date {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-width: 64px;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--accent-light);
  border: 1px solid var(--border);
  flex-shrink: 0;
}
.news-date .day {
  font-family: "DIN Alternate", "Inter", system-ui, sans-serif;
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}
.news-date .month {
  font-size: 12px;
  color: var(--text-light);
  margin-top: 2px;
}
.news-content { flex: 1; min-width: 0; }
.news-content h3 { font-size: 17px; margin-bottom: 6px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.news-content h3 a { color: var(--primary); }
.news-content h3 a:hover { color: var(--primary-light); }
.news-content p {
  font-size: 14px;
  color: var(--text-light);
  margin-bottom: 8px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  line-height: 1.5;
}
.news-meta { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.news-meta .badge { font-size: 11px; padding: 3px 10px; }
.news-time { font-size: 12px; color: var(--text-light); }
.news-arrow {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  color: var(--primary);
  font-size: 16px;
  flex-shrink: 0;
  transition: var(--transition);
}
.news-item:hover .news-arrow { background: var(--accent); color: var(--primary); transform: translateX(4px); }
.news-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-light);
}
.news-empty i { font-size: 44px; display: block; margin-bottom: 12px; color: var(--border); }
.news-empty p { font-size: 15px; margin: 0; color: var(--text-light); }

/* FAQ */
.faq-item {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.is-active { box-shadow: var(--shadow-sm); border-color: rgba(11, 61, 46, 0.2); }
.faq-question {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  cursor: pointer;
  user-select: none;
}
.faq-q-icon {
  width: 34px;
  height: 34px;
  min-width: 34px;
  border-radius: 10px;
  background: var(--primary);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
}
.faq-q-title { flex: 1; font-size: 15px; font-weight: 600; color: var(--primary); line-height: 1.4; }
.faq-q-chevron {
  color: var(--text-light);
  font-size: 13px;
  transition: transform 0.25s ease;
}
.faq-q-chevron.open { transform: rotate(180deg); color: var(--primary); }
.faq-answer {
  padding: 0 24px 22px 74px;
  font-size: 14px;
  color: var(--text);
  line-height: 1.75;
  display: none;
}
.faq-answer.show { display: block; animation: fadeIn 0.25s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-4px); } to { opacity: 1; transform: translateY(0); } }

/* Final CTA */
.final-cta {
  padding: 80px 0;
}
.cta-box {
  background: linear-gradient(135deg, var(--accent) 0%, #A8E58A 100%);
  border-radius: var(--radius-lg);
  padding: 60px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(255, 255, 255, 0.15) 20px, rgba(255, 255, 255, 0.15) 21px);
  pointer-events: none;
}
.cta-box > * { position: relative; z-index: 2; }
.cta-box h2 { color: var(--primary); margin-bottom: 10px; }
.cta-box p { color: rgba(11, 61, 46, 0.75); max-width: 480px; margin: 0 auto 30px; font-size: 15px; }
.cta-box .btn { box-shadow: 0 8px 24px rgba(11, 61, 46, 0.2); }
.cta-note { margin-top: 20px; font-size: 13px; color: rgba(11, 61, 46, 0.6); display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; }
.cta-note i { font-size: 11px; }

/* Footer */
.site-footer {
  background: var(--primary-dark);
  color: rgba(255, 255, 255, 0.7);
  padding: 60px 0 0;
}
.footer-grid { padding-bottom: 40px; }
.footer-brand .brand-text { color: #fff; }
.footer-brand .brand-icon { background: var(--accent); color: var(--primary); }
.footer-desc {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.55);
  margin: 14px 0 0;
  line-height: 1.6;
  max-width: 260px;
}
.footer-title {
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.footer-links { list-style: none; margin: 0; padding: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 14px;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--accent); padding-left: 4px; }
.footer-contact { font-size: 14px; line-height: 2; color: rgba(255, 255, 255, 0.6); }
.footer-contact i { color: var(--accent); margin-right: 8px; font-size: 13px; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}
.footer-bottom .footer-domain { color: rgba(255, 255, 255, 0.35); }

/* Mobile nav */
.mobile-menu-toggle { display: none; background: none; border: none; font-size: 22px; color: var(--primary); width: 42px; height: 42px; border-radius: 10px; }
.mobile-menu-toggle:hover { background: rgba(11,61,46,0.05); }

/* Responsive */
@media (max-width: 1024px) {
  .main-nav { display: none; }
  .mobile-menu-toggle { display: flex; align-items: center; justify-content: center; }
  .search-box { width: 48px; padding: 0; justify-content: center; }
  .search-box input { display: none; }
  .search-kbd { display: none; }
  .hero { min-height: auto; padding: 120px 0 80px; }
  .hero-visual { margin-top: 40px; }
  .feature-card-img { width: 160px; min-width: 160px; }
  .section, .section-lg { padding: 60px 0; }
}
@media (max-width: 768px) {
  .feature-card { flex-direction: column; padding: 20px; }
  .feature-card:hover { padding-left: 20px; }
  .feature-num { font-size: 30px; min-width: 40px; }
  .feature-card-img { width: 100%; min-width: 0; height: 160px; }
  .feature-card-img img { height: 100%; }
  .hero h1 { font-size: 2rem; }
  .hero-sub { font-size: 16px; }
  .trust-metrics { gap: 24px; }
  .news-item { flex-wrap: wrap; gap: 14px; padding: 20px 0; }
  .news-content { width: calc(100% - 90px); }
  .news-arrow { display: none; }
  .cta-box { padding: 40px 24px; }
  .footer-grid .columns { margin-bottom: 32px; }
}
@media (max-width: 640px) {
  .section, .section-lg { padding: 40px 0; }
  .section-head { margin-bottom: 28px; flex-direction: column; align-items: flex-start; gap: 10px; }
  .hero { padding: 100px 0 60px; }
  .hero-badges { gap: 8px; }
  .hero-actions { gap: 10px; }
  .btn-lg { width: 100%; }
  .header-actions .quick-icon:nth-of-type(2) { display: none; }
  .rail-card { flex-basis: 240px; }
  .news-content p { -webkit-line-clamp: 1; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .save-share-box { flex-direction: column; padding: 12px 20px; }
  .save-share-divider { width: 100%; height: 1px; }
}

/* roulang page: category1 */
/* ===== Design Variables ===== */
        :root {
            --primary: #0B3D2E;
            --primary-light: #145244;
            --accent: #D4FF4F;
            --accent-hover: #E0FF70;
            --orange: #FF6B35;
            --bg: #FAF9F6;
            --card-bg: #FFFFFF;
            --text: #3F4A44;
            --text-light: #7A8A82;
            --border: #E2E8E4;
            --radius-lg: 20px;
            --radius-md: 12px;
            --radius-pill: 999px;
            --shadow-card: 0 4px 20px rgba(11, 61, 46, 0.06);
            --shadow-hover: 0 8px 30px rgba(11, 61, 46, 0.12);
            --transition: all 0.3s ease;
            --container-max: 1200px;
            --section-lg: 120px;
            --section-md: 80px;
            --section-sm: 40px;
        }

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

        /* ===== Container ===== */
        .container {
            max-width: var(--container-max);
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Buttons ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--accent);
            color: var(--primary);
            font-weight: 700;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            min-height: 48px;
            border: 2px solid transparent;
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-primary:hover {
            background: var(--accent-hover);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(212, 255, 79, 0.35);
            color: var(--primary);
        }
        .btn-primary:active {
            transform: translateY(0px);
            box-shadow: none;
        }
        .btn-secondary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            font-size: 1rem;
            padding: 14px 32px;
            border-radius: var(--radius-pill);
            min-height: 48px;
            border: 1.5px solid var(--primary);
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-secondary:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-secondary:active {
            transform: translateY(0px);
        }
        .btn-ghost {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: transparent;
            color: var(--primary);
            font-weight: 600;
            padding: 8px 16px;
            border-radius: var(--radius-pill);
            transition: var(--transition);
            cursor: pointer;
        }
        .btn-ghost:hover {
            background: rgba(11, 61, 46, 0.08);
            color: var(--primary);
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            background: rgba(250, 249, 246, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow 0.3s ease;
        }
        .site-header.scrolled {
            box-shadow: 0 4px 20px rgba(11, 61, 46, 0.06);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 16px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .brand-icon {
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: var(--accent);
            border-radius: 12px;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .brand-text {
            font-size: 20px;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
        }
        .brand-text small {
            display: block;
            font-size: 11px;
            font-weight: 500;
            color: var(--text-light);
            letter-spacing: 0.06em;
        }
        .main-nav {
            display: flex;
            align-items: center;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 4px;
        }
        .main-nav a {
            display: inline-block;
            padding: 10px 16px;
            font-size: 0.9375rem;
            font-weight: 500;
            color: var(--primary);
            border-radius: var(--radius-pill);
            transition: var(--transition);
        }
        .main-nav a:hover {
            background: rgba(11, 61, 46, 0.06);
        }
        .main-nav a.active {
            background: var(--primary);
            color: #fff;
            font-weight: 600;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .command-search {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #F3F4F6;
            border-radius: var(--radius-pill);
            padding: 0 14px;
            height: 42px;
            width: 220px;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .command-search:hover,
        .command-search:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 2px rgba(11, 61, 46, 0.08);
        }
        .command-search i {
            color: var(--text-light);
            font-size: 14px;
        }
        .command-search input {
            border: none;
            background: transparent;
            flex: 1;
            font-size: 14px;
            color: var(--text);
        }
        .command-search input::placeholder {
            color: var(--text-light);
        }
        .search-kbd {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 2px 6px;
            font-size: 11px;
            color: var(--text-light);
            font-weight: 600;
            white-space: nowrap;
        }
        .header-icon-btn {
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border-radius: 50%;
            color: var(--primary);
            font-size: 16px;
            transition: var(--transition);
            cursor: pointer;
            border: none;
        }
        .header-icon-btn:hover {
            background: rgba(11, 61, 46, 0.06);
        }
        .nav-toggle {
            display: none;
            flex-direction: column;
            justify-content: center;
            gap: 5px;
            width: 44px;
            height: 44px;
            padding: 10px;
            background: transparent;
            border-radius: 8px;
            cursor: pointer;
        }
        .nav-toggle span {
            display: block;
            height: 2px;
            width: 100%;
            background: var(--primary);
            border-radius: 2px;
            transition: var(--transition);
        }

        /* ===== Hero ===== */
        .category-hero {
            position: relative;
            background: var(--primary);
            color: #fff;
            padding: 160px 0 80px;
            overflow: hidden;
            min-height: 520px;
            display: flex;
            align-items: center;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            opacity: 0.35;
        }
        .category-hero::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11, 61, 46, 0.92) 0%, rgba(11, 61, 46, 0.55) 50%, rgba(11, 61, 46, 0.25) 100%);
            pointer-events: none;
        }
        .category-hero .container {
            position: relative;
            z-index: 2;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: rgba(212, 255, 79, 0.15);
            border: 1px solid rgba(212, 255, 79, 0.4);
            color: var(--accent);
            border-radius: var(--radius-pill);
            padding: 6px 16px;
            font-size: 0.8125rem;
            font-weight: 600;
            margin-bottom: 20px;
        }
        .category-hero h1 {
            font-size: clamp(2.25rem, 5vw, 3.5rem);
            font-weight: 800;
            line-height: 1.15;
            letter-spacing: -0.01em;
            margin-bottom: 18px;
            max-width: 680px;
        }
        .category-hero h1 .highlight {
            color: var(--accent);
        }
        .hero-subtitle {
            font-size: 1.125rem;
            line-height: 1.7;
            color: rgba(255, 255, 255, 0.88);
            max-width: 520px;
            margin-bottom: 30px;
        }
        .hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }
        .hero-metrics {
            display: flex;
            gap: 40px;
            flex-wrap: wrap;
        }
        .hero-metric {
            border-left: 2px solid rgba(212, 255, 79, 0.5);
            padding-left: 14px;
        }
        .hero-metric .metric-label {
            font-size: 0.8125rem;
            color: rgba(255, 255, 255, 0.65);
            display: block;
            margin-bottom: 4px;
        }
        .hero-metric .metric-value {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--accent);
        }

        /* ===== TOC Capsules ===== */
        .toc-section {
            background: var(--bg);
            padding: 60px 0;
            border-bottom: 1px solid var(--border);
        }
        .toc-capsules {
            display: flex;
            gap: 12px;
            overflow-x: auto;
            padding-bottom: 8px;
            scrollbar-width: none;
        }
        .toc-capsules::-webkit-scrollbar {
            display: none;
        }
        .toc-capsule {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 12px 22px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-pill);
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--primary);
            white-space: nowrap;
            transition: var(--transition);
            cursor: pointer;
        }
        .toc-capsule .capsule-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            background: rgba(11, 61, 46, 0.08);
            border-radius: 50%;
            font-size: 12px;
            font-weight: 700;
            color: var(--primary);
        }
        .toc-capsule:hover {
            border-color: var(--primary);
            transform: translateY(-2px);
        }
        .toc-capsule.active {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            box-shadow: 0 4px 14px rgba(11, 61, 46, 0.25);
        }
        .toc-capsule.active .capsule-num {
            background: var(--accent);
            color: var(--primary);
        }

        /* ===== Section Styles ===== */
        .section {
            padding: var(--section-lg) 0;
        }
        .section-header {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 44px;
            flex-wrap: wrap;
        }
        .section-header h2 {
            font-size: clamp(1.5rem, 2.5vw, 2.25rem);
            font-weight: 700;
            color: var(--primary);
            line-height: 1.2;
            margin: 0;
        }
        .section-header p {
            color: var(--text-light);
            max-width: 480px;
            font-size: 0.9375rem;
            margin: 0;
        }
        .section-header .more-link {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9375rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            border-bottom: 2px solid transparent;
            padding-bottom: 4px;
        }
        .section-header .more-link:hover {
            border-color: var(--accent);
        }

        /* ===== Content Cards (Wide) ===== */
        .content-list {
            display: flex;
            flex-direction: column;
            gap: 24px;
        }
        .content-card {
            display: grid;
            grid-template-columns: 320px 1fr;
            background: var(--card-bg);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border);
            transition: var(--transition);
            position: relative;
        }
        .content-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .content-card .card-media {
            position: relative;
            overflow: hidden;
            min-height: 200px;
        }
        .content-card .card-media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            position: absolute;
            top: 0;
            left: 0;
            transition: transform 0.5s ease;
        }
        .content-card:hover .card-media img {
            transform: scale(1.04);
        }
        .card-number {
            position: absolute;
            top: 16px;
            left: 16px;
            z-index: 2;
            font-size: 2.4rem;
            font-weight: 800;
            line-height: 1;
            color: var(--accent);
            text-shadow: 0 2px 12px rgba(0, 0, 0, 0.25);
            font-family: "Inter", "DIN Alternate", system-ui, sans-serif;
        }
        .content-card .card-body {
            padding: 30px 32px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .card-tags {
            display: flex;
            gap: 8px;
            flex-wrap: wrap;
            margin-bottom: 12px;
        }
        .tag {
            display: inline-flex;
            align-items: center;
            gap: 4px;
            padding: 4px 12px;
            border-radius: var(--radius-pill);
            font-size: 0.8125rem;
            font-weight: 600;
            background: rgba(255, 107, 53, 0.1);
            color: var(--orange);
        }
        .tag.green {
            background: rgba(11, 61, 46, 0.07);
            color: var(--primary);
        }
        .tag.accent-tag {
            background: rgba(212, 255, 79, 0.3);
            color: var(--primary);
        }
        .content-card h3 {
            font-size: 1.25rem;
            font-weight: 700;
            color: var(--primary);
            line-height: 1.4;
            margin-bottom: 10px;
        }
        .content-card p {
            font-size: 0.9375rem;
            color: var(--text);
            line-height: 1.65;
            margin-bottom: 16px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 16px;
            font-size: 0.8125rem;
            color: var(--text-light);
            flex-wrap: wrap;
        }
        .card-meta span {
            display: inline-flex;
            align-items: center;
            gap: 5px;
        }
        .card-arrow {
            position: absolute;
            top: 50%;
            right: 24px;
            transform: translateY(-50%) translateX(8px);
            width: 40px;
            height: 40px;
            background: var(--accent);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            opacity: 0;
            transition: var(--transition);
        }
        .content-card:hover .card-arrow {
            opacity: 1;
            transform: translateY(-50%) translateX(0);
        }

        /* ===== Data Strip ===== */
        .data-strip {
            background: var(--primary);
            border-radius: var(--radius-lg);
            padding: 50px 40px;
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            margin: 56px 0;
            position: relative;
            overflow: hidden;
        }
        .data-strip::before {
            content: "";
            position: absolute;
            inset: 0;
            background-image: url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            opacity: 0.12;
            pointer-events: none;
        }
        .data-item {
            text-align: center;
            padding: 20px 12px;
            position: relative;
            z-index: 1;
        }
        .data-item i {
            font-size: 2rem;
            color: var(--accent);
            margin-bottom: 14px;
            display: block;
        }
        .data-item .data-title {
            color: #fff;
            font-size: 1.125rem;
            font-weight: 700;
            margin-bottom: 8px;
        }
        .data-item .data-desc {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.875rem;
            line-height: 1.5;
        }

        /* ===== Related Categories ===== */
        .related-section {
            background: #fff;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .related-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .related-card {
            display: block;
            background: var(--bg);
            border: 1px solid var(--border);
            border-radius: var(--radius-lg);
            padding: 28px;
            transition: var(--transition);
        }
        .related-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
            border-color: var(--primary);
        }
        .related-card .related-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--primary);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            margin-bottom: 16px;
        }
        .related-card h3 {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .related-card p {
            font-size: 0.875rem;
            color: var(--text-light);
            line-height: 1.6;
            margin-bottom: 14px;
        }
        .related-card .link-btn {
            color: var(--primary);
            font-weight: 600;
            font-size: 0.9375rem;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .related-card:hover .link-btn {
            gap: 12px;
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--bg);
        }
        .faq-grid {
            max-width: 860px;
            margin: 0 auto;
        }
        .accordion-item {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius-md);
            margin-bottom: 16px;
            overflow: hidden;
            transition: var(--transition);
        }
        .accordion-item:hover {
            box-shadow: var(--shadow-card);
        }
        .accordion-item.is-active {
            border-color: var(--primary);
            box-shadow: var(--shadow-card);
        }
        .accordion-title {
            display: flex;
            align-items: center;
            gap: 16px;
            padding: 20px 24px;
            background: transparent;
            border-bottom: 1px solid transparent;
            cursor: pointer;
            transition: var(--transition);
        }
        .accordion-item.is-active .accordion-title {
            border-bottom-color: var(--border);
            background: rgba(255, 255, 255, 0.6);
        }
        .faq-num {
            display: flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            background: rgba(11, 61, 46, 0.07);
            color: var(--primary);
            border-radius: 50%;
            font-weight: 700;
            font-size: 14px;
            flex-shrink: 0;
            transition: var(--transition);
        }
        .accordion-item.is-active .faq-num {
            background: var(--primary);
            color: var(--accent);
        }
        .accordion-title .faq-question {
            flex: 1;
            font-size: 1.0625rem;
            font-weight: 600;
            color: var(--primary);
        }
        .accordion-title .faq-icon {
            color: var(--text-light);
            transition: transform 0.2s ease;
            font-size: 14px;
        }
        .accordion-item.is-active .accordion-title .faq-icon {
            transform: rotate(180deg);
            color: var(--primary);
        }
        .accordion-content {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.3s ease, padding 0.3s ease;
        }
        .accordion-item.is-active .accordion-content {
            padding: 20px 24px;
            max-height: 400px;
            background: rgba(250, 249, 246, 0.5);
            border-top: 1px solid var(--border);
            font-size: 0.9375rem;
            line-height: 1.7;
            color: var(--text);
            border-radius: 0 0 var(--radius-md) var(--radius-md);
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: 80px 0;
        }
        .cta-box {
            background: linear-gradient(135deg, #D4FF4F 0%, #E8FF9E 100%);
            border-radius: var(--radius-lg);
            padding: 60px 48px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .cta-box::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 200px;
            height: 200px;
            border: 2px solid rgba(11, 61, 46, 0.1);
            border-radius: 50%;
        }
        .cta-box::after {
            content: "";
            position: absolute;
            bottom: -40px;
            left: -40px;
            width: 120px;
            height: 120px;
            border: 2px solid rgba(11, 61, 46, 0.08);
            border-radius: 50%;
        }
        .cta-box h2 {
            font-size: clamp(1.75rem, 3vw, 2.5rem);
            font-weight: 800;
            color: var(--primary);
            line-height: 1.25;
            margin-bottom: 16px;
            position: relative;
            z-index: 1;
        }
        .cta-box p {
            color: var(--primary);
            opacity: 0.75;
            font-size: 1rem;
            max-width: 520px;
            margin: 0 auto 32px;
            position: relative;
            z-index: 1;
        }
        .cta-box .btn-primary {
            background: var(--primary);
            color: var(--accent);
            position: relative;
            z-index: 1;
        }
        .cta-box .btn-primary:hover {
            background: var(--primary-light);
            box-shadow: 0 8px 24px rgba(11, 61, 46, 0.3);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--primary);
            color: rgba(255, 255, 255, 0.85);
            padding: 80px 0 32px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.2fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 48px;
        }
        .footer-brand .brand-icon {
            background: var(--accent);
            color: var(--primary);
        }
        .footer-brand .brand-text {
            color: #fff;
        }
        .footer-brand .brand-text small {
            color: rgba(255, 255, 255, 0.5);
        }
        .footer-desc {
            color: rgba(255, 255, 255, 0.6);
            font-size: 0.9375rem;
            line-height: 1.7;
            margin-top: 16px;
            max-width: 320px;
        }
        .footer-title {
            color: #fff;
            font-size: 1.0625rem;
            font-weight: 700;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 10px;
        }
        .footer-title::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            width: 32px;
            height: 2px;
            background: var(--accent);
        }
        .footer-links {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-links a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9375rem;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: var(--accent);
            padding-left: 6px;
        }
        .footer-contact {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .footer-contact p {
            display: flex;
            align-items: center;
            gap: 10px;
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9375rem;
        }
        .footer-contact i {
            color: var(--accent);
            width: 18px;
            text-align: center;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 28px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            flex-wrap: wrap;
            font-size: 0.875rem;
            color: rgba(255, 255, 255, 0.45);
        }

        /* ===== Responsive ===== */
        @media screen and (max-width: 1024px) {
            .command-search {
                width: 150px;
            }
            .main-nav a {
                padding: 10px 12px;
                font-size: 0.875rem;
            }
            .footer-grid {
                grid-template-columns: 1fr 1fr;
            }
            .footer-brand {
                grid-column: 1 / -1;
            }
            .data-strip {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media screen and (max-width: 768px) {
            .section {
                padding: 60px 0;
            }
            .header-inner {
                height: 64px;
            }
            .main-nav {
                position: fixed;
                top: 64px;
                left: 0;
                right: 0;
                background: var(--bg);
                border-bottom: 1px solid var(--border);
                padding: 12px 24px;
                display: none;
                box-shadow: 0 8px 30px rgba(11, 61, 46, 0.08);
            }
            .main-nav.open {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 4px;
            }
            .main-nav a {
                display: block;
                padding: 12px 16px;
                font-size: 0.9375rem;
            }
            .command-search {
                display: none;
            }
            .nav-toggle {
                display: flex;
            }
            .header-icon-btn.search-mobile {
                display: flex;
            }
            .category-hero {
                padding: 120px 0 60px;
                min-height: auto;
            }
            .hero-metrics {
                gap: 16px;
            }
            .content-card {
                grid-template-columns: 1fr;
            }
            .content-card .card-media {
                min-height: 200px;
                position: relative;
            }
            .content-card .card-media img {
                position: relative;
            }
            .content-card .card-body {
                padding: 24px;
            }
            .card-arrow {
                display: none;
            }
            .data-strip {
                grid-template-columns: 1fr 1fr;
                padding: 32px 24px;
            }
            .related-grid {
                grid-template-columns: 1fr;
            }
            .cta-box {
                padding: 40px 24px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .footer-brand {
                grid-column: auto;
            }
            .footer-bottom {
                flex-direction: column;
                text-align: center;
            }
        }
        @media screen and (max-width: 520px) {
            .container {
                padding: 0 16px;
            }
            .category-hero h1 {
                font-size: 1.75rem;
                line-height: 1.2;
            }
            .hero-subtitle {
                font-size: 1rem;
            }
            .hero-actions {
                flex-direction: column;
                gap: 10px;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-secondary {
                width: 100%;
            }
            .section-header {
                flex-direction: column;
                align-items: flex-start;
                gap: 12px;
            }
            .data-strip {
                grid-template-columns: 1fr;
            }
            .data-item {
                padding: 16px;
            }
        }

/* roulang page: article */
:root {
    --primary: #0B3D2E;
    --primary-dark: #07291f;
    --accent: #D4FF4F;
    --accent-hover: #E0FF70;
    --energy: #FF6B35;
    --bg: #FAF9F6;
    --white: #FFFFFF;
    --text: #3F4A44;
    --text-light: #7A8A82;
    --border: #E2E8E4;
    --radius-lg: 20px;
    --radius-md: 12px;
    --radius-pill: 999px;
    --shadow: 0 4px 20px rgba(11,61,46,0.06);
    --shadow-hover: 0 8px 30px rgba(11,61,46,0.12);
    --font-main: "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
    font-family:var(--font-main);
    font-size:1rem;
    line-height:1.75;
    color:var(--text);
    background:var(--bg);
    -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--primary)}
button{background:none;border:none;cursor:pointer;font-family:inherit}
input,textarea{font-family:inherit;font-size:1rem}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.container-narrow{max-width:800px}
.section{padding:80px 0}
@media (max-width:640px){.section{padding:40px 0}}

.btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:14px 32px;border-radius:var(--radius-pill);
    font-weight:600;font-size:0.95rem;line-height:1;
    min-height:44px;transition:all .25s ease;white-space:nowrap;border:1.5px solid transparent;
}
.btn-primary{background:var(--accent);color:var(--primary)}
.btn-primary:hover{background:var(--accent-hover);color:var(--primary);transform:translateY(-2px);box-shadow:0 8px 24px rgba(212,255,79,0.35)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{border-color:var(--primary);color:var(--primary);background:transparent}
.btn-outline:hover{background:var(--primary);color:var(--white);transform:translateY(-1px)}
.btn-ghost{color:var(--primary);background:transparent}
.btn-ghost:hover{background:rgba(212,255,79,0.25)}
.btn-sm{padding:10px 20px;font-size:0.85rem;min-height:40px}

.site-header{
    position:fixed;top:0;left:0;right:0;z-index:100;
    background:rgba(250,249,246,0.85);
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--border);
}
.nav-container{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-icon{
    width:38px;height:38px;border-radius:10px;
    background:var(--primary);color:var(--accent);
    display:flex;align-items:center;justify-content:center;
    font-size:19px;font-weight:800;
}
.brand-text{font-size:1.1rem;font-weight:800;color:var(--primary);line-height:1.2}
.brand-text small{display:block;font-size:0.62rem;color:var(--text-light);font-weight:500;letter-spacing:0.08em}

.main-nav ul{display:flex;gap:4px;list-style:none;margin:0}
.main-nav a{
    display:inline-block;padding:8px 16px;border-radius:var(--radius-pill);
    color:var(--primary);font-weight:500;font-size:0.92rem;transition:all .2s;
}
.main-nav a:hover{background:rgba(212,255,79,0.3);color:var(--primary)}
.main-nav a.active{background:var(--primary);color:var(--accent);font-weight:700}

.nav-actions{display:flex;align-items:center;gap:12px}
.search-box{
    display:flex;align-items:center;gap:8px;
    background:#F3F4F6;border:1px solid transparent;border-radius:var(--radius-pill);
    padding:8px 14px;width:220px;transition:all .25s;
}
.search-box:focus-within{background:var(--white);border-color:var(--primary);box-shadow:0 0 0 3px rgba(212,255,79,0.4)}
.search-box i.fa-search{color:var(--text-light);font-size:0.85rem}
.search-box input{border:none;background:transparent;outline:none;width:100%;font-size:0.88rem;color:var(--primary)}
.search-box .kbd{
    font-size:0.72rem;background:var(--white);border:1px solid var(--border);
    border-radius:5px;padding:2px 6px;color:var(--text-light);white-space:nowrap;
}
.icon-btn{
    width:40px;height:40px;border-radius:50%;
    display:flex;align-items:center;justify-content:center;
    color:var(--primary);background:#F3F4F6;transition:all .2s;
}
.icon-btn:hover{background:rgba(212,255,79,0.5);transform:translateY(-2px)}
.nav-toggle{display:none;flex-direction:column;gap:5px;padding:10px}
.nav-toggle span{display:block;width:22px;height:2.5px;background:var(--primary);border-radius:2px;transition:all .3s}

.article-hero{
    background:var(--primary);
    padding:150px 0 80px;
    position:relative;overflow:hidden;
}
.article-hero::before{
    content:"";position:absolute;top:0;left:0;right:0;bottom:0;
    background-image:linear-gradient(rgba(212,255,79,0.04) 1px,transparent 1px),linear-gradient(90deg,rgba(212,255,79,0.04) 1px,transparent 1px);
    background-size:40px 40px;pointer-events:none;
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;align-items:center;gap:8px;margin-bottom:24px;flex-wrap:wrap}
.breadcrumb ol{display:flex;gap:8px;list-style:none;margin:0;padding:0;font-size:0.85rem}
.breadcrumb li a{color:rgba(255,255,255,0.7)}
.breadcrumb li a:hover{color:var(--accent)}
.breadcrumb li.current{color:var(--accent);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:240px}
.breadcrumb li+li::before{content:"/";color:rgba(255,255,255,0.4)}
.article-hero h1{
    font-size:clamp(1.8rem,3.6vw,2.75rem);
    font-weight:800;line-height:1.2;color:var(--white);
    max-width:760px;letter-spacing:-0.01em;margin-bottom:20px;
}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;margin-bottom:24px;font-size:0.88rem}
.article-meta span{display:inline-flex;align-items:center;gap:6px;color:rgba(255,255,255,0.75)}
.article-meta span i{color:var(--accent)}
.article-summary{
    background:rgba(255,255,255,0.07);border-left:4px solid var(--accent);
    padding:18px 24px;border-radius:0 var(--radius-md) var(--radius-md) 0;
    color:rgba(255,255,255,0.88);font-size:1.02rem;line-height:1.7;max-width:720px;
}

.article-content{padding:64px 0 32px}
.article-body{
    font-size:1.0625rem;line-height:1.85;color:var(--text);
}
.article-body > *{margin-bottom:1.5rem}
.article-body h2{font-size:1.55rem;color:var(--primary);font-weight:700;margin-top:2.5rem;margin-bottom:1rem;line-height:1.3}
.article-body h3{font-size:1.25rem;color:var(--primary);font-weight:600;margin-top:2rem;margin-bottom:0.8rem}
.article-body p{line-height:1.85;margin-bottom:1.5em}
.article-body ul,.article-body ol{padding-left:1.25rem;margin-bottom:1.5rem}
.article-body li{margin-bottom:0.55rem;line-height:1.75}
.article-body img{border-radius:var(--radius-md);box-shadow:var(--shadow);margin:1.5rem 0}
.article-body blockquote{
    border-left:4px solid var(--accent);background:rgba(212,255,79,0.12);
    padding:1rem 1.5rem;border-radius:0 var(--radius-md) var(--radius-md) 0;
    color:var(--primary);font-weight:500;
}
.article-body table{width:100%;border-collapse:collapse;margin:1.5rem 0;font-size:0.95rem}
.article-body th{background:var(--primary);color:var(--accent);padding:12px;text-align:left;font-weight:600}
.article-body td{padding:12px;border-bottom:1px solid var(--border);line-height:1.6}
.article-body tr:nth-child(even) td{background:#F7F9F6}
.article-body a{color:var(--primary);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--energy)}

.not-found{
    text-align:center;padding:80px 32px;background:var(--white);
    border-radius:var(--radius-lg);box-shadow:var(--shadow);border:1px solid var(--border);
}
.not-found i{font-size:3rem;color:var(--text-light);display:block;margin-bottom:16px}
.not-found p{font-size:1.2rem;color:var(--primary);font-weight:600;margin-bottom:24px}

.share-cta{padding:40px 0}
.share-cta-inner{
    display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
    background:rgba(212,255,79,0.12);border:1.5px solid var(--accent);
    border-radius:var(--radius-pill);padding:20px 32px;
}
.share-text{color:var(--primary);font-weight:600;font-size:0.98rem}
.share-actions{display:flex;gap:12px}

.related-posts{background:var(--white);padding:80px 0;border-top:1px solid var(--border)}
.section-head{margin-bottom:40px}
.section-head h2{font-size:clamp(1.5rem,2.5vw,2.25rem);color:var(--primary);font-weight:700;line-height:1.2;margin-bottom:6px}
.section-head p{color:var(--text-light);font-size:0.95rem}
.related-grid{row-gap:24px}
.related-card{
    display:flex;flex-direction:column;height:100%;
    background:var(--bg);border:1px solid var(--border);border-radius:var(--radius-lg);
    overflow:hidden;transition:all .3s ease;box-shadow:var(--shadow);
}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(212,255,79,0.6)}
.card-img{position:relative;overflow:hidden;aspect-ratio:16/10;background:#E8EDEA}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.related-card:hover .card-img img{transform:scale(1.05)}
.badge{
    position:absolute;top:12px;left:12px;background:var(--energy);color:#fff;
    font-size:0.72rem;font-weight:700;padding:4px 12px;border-radius:var(--radius-pill);
}
.card-body{padding:20px;display:flex;flex-direction:column;flex:1}
.card-body h3{font-size:1.05rem;color:var(--primary);font-weight:700;line-height:1.45;margin-bottom:10px}
.card-body p{font-size:0.9rem;color:var(--text-light);line-height:1.6;margin-bottom:16px;flex:1;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);border-top:1px solid var(--border);padding-top:12px}

.back-entry{padding:48px 0 80px;text-align:center}
.back-entry .btn{margin:0 8px 12px}

.site-footer{
    background:var(--primary);color:rgba(255,255,255,0.85);padding:64px 0 0;
    position:relative;
}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--accent),var(--energy));}
.footer-grid{padding-bottom:32px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-text{color:var(--accent)}
.footer-brand .brand-text small{color:rgba(255,255,255,0.5)}
.footer-desc{font-size:0.9rem;line-height:1.7;color:rgba(255,255,255,0.65);max-width:320px;margin-top:12px}
.footer-title{font-size:1rem;color:var(--accent);font-weight:700;margin-bottom:16px;letter-spacing:0.02em}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,0.7);font-size:0.9rem;transition:all .2s;display:inline-flex;align-items:center;gap:8px}
.footer-links a::before{content:"";width:0;height:2px;background:var(--accent);transition:width .2s}
.footer-links a:hover{color:var(--accent);padding-left:4px}
.footer-contact p{display:flex;align-items:center;gap:10px;font-size:0.9rem;color:rgba(255,255,255,0.7);margin-bottom:10px}
.footer-contact i{color:var(--accent);width:18px;text-align:center}
.footer-bottom{
    border-top:1px solid rgba(255,255,255,0.12);padding:20px 0;
    display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:8px;
    font-size:0.82rem;color:rgba(255,255,255,0.5);
}
.footer-domain{color:rgba(255,255,255,0.35)}

.toast{
    position:fixed;bottom:32px;left:50%;transform:translate(-50%,100px);
    background:var(--primary);color:var(--accent);padding:12px 28px;border-radius:var(--radius-pill);
    font-size:0.9rem;font-weight:600;box-shadow:0 12px 40px rgba(11,61,46,0.3);
    transition:transform .35s ease,opacity .35s ease;opacity:0;z-index:999;pointer-events:none;
}
.toast.show{transform:translate(-50%,0);opacity:1}

@media (max-width:1024px){
    .nav-actions .search-box{width:180px}
    .related-grid .columns{margin-bottom:24px}
}
@media (max-width:768px){
    .nav-container{height:64px}
    .main-nav{
        display:none;position:fixed;top:64px;left:0;right:0;
        background:rgba(250,249,246,0.98);backdrop-filter:blur(14px);
        border-bottom:1px solid var(--border);padding:12px 24px 20px;
    }
    .main-nav.open{display:block}
    .main-nav ul{flex-direction:column;gap:2px}
    .main-nav a{display:block;padding:12px 16px;border-radius:12px}
    .nav-actions{
        display:none;position:fixed;top:calc(64px + 280px);left:0;right:0;
        background:rgba(250,249,246,0.98);padding:8px 24px 20px;border-bottom:1px solid var(--border);
        flex-wrap:wrap;gap:8px;
    }
    .nav-actions.open{display:flex}
    .nav-actions .search-box{width:100%}
    .nav-toggle{display:flex}
    .article-hero{padding:120px 0 48px}
    .article-hero h1{font-size:1.65rem}
    .article-summary{font-size:0.95rem;padding:14px 18px}
    .article-content{padding:40px 0 24px}
    .share-cta-inner{border-radius:var(--radius-lg);flex-direction:column;align-items:flex-start;padding:24px}
    .share-actions{width:100%}
    .share-actions .btn{flex:1}
    .back-entry .btn{width:100%;margin:6px 0}
    .footer-bottom{flex-direction:column;text-align:center;gap:4px}
}
@media (max-width:520px){
    .container{padding:0 18px}
    .brand-text{font-size:1rem}
    .brand-icon{width:34px;height:34px;font-size:17px}
    .article-meta{gap:12px;font-size:0.8rem}
    .related-grid .columns{padding:0 12px}
}

/* roulang page: category2 */
:root{
  --primary:#0B3D2E;
  --primary-dark:#07291F;
  --primary-light:#14503D;
  --accent:#D4FF4F;
  --accent-hover:#E0FF70;
  --vibrant:#FF6B35;
  --bg:#FAF9F6;
  --card-bg:#FFFFFF;
  --text:#3F4A44;
  --text-light:#7A8A82;
  --border:#E2E8E4;
  --radius-lg:20px;
  --radius-md:12px;
  --radius-pill:999px;
  --shadow-card:0 4px 20px rgba(11,61,46,0.06);
  --shadow-hover:0 8px 30px rgba(11,61,46,0.12);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif;
  --font-num:Inter,"DIN Alternate",system-ui,sans-serif;
  --spacing-xl:120px;
  --spacing-lg:80px;
  --spacing-md:40px;
  --spacing-sm:20px;
}
*,*::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:1.75;font-size:16px;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.row{max-width:1200px}
ul{list-style:none}
h1,h2,h3,h4,h5,h6{color:var(--primary);font-weight:700;line-height:1.2}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:var(--radius-pill);padding:14px 28px;font-weight:600;font-size:1rem;line-height:1;cursor:pointer;border:none;transition:all .25s ease;min-height:44px;white-space:nowrap}
.btn-primary{background:var(--accent);color:var(--primary)}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 24px rgba(212,255,79,0.35)}
.btn-primary:active{transform:translateY(0);box-shadow:none}
.btn-outline{background:transparent;color:var(--primary);border:1.5px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff;transform:translateY(-2px);box-shadow:0 6px 20px rgba(11,61,46,0.2)}
.btn-ghost{background:transparent;color:var(--primary)}
.btn-ghost:hover{background:rgba(11,61,46,0.06)}
.btn-lg{padding:18px 40px;font-size:1.0625rem}
.btn-sm{padding:10px 20px;font-size:.875rem}
.btn:focus-visible{outline:2px solid var(--accent);outline-offset:3px}

.badge{display:inline-flex;align-items:center;padding:4px 14px;border-radius:var(--radius-pill);font-size:.75rem;font-weight:600;letter-spacing:.02em;gap:6px}
.badge-accent{background:rgba(212,255,79,.15);color:var(--primary)}
.badge-vibrant{background:rgba(255,107,53,.12);color:#d44a1f}
.badge-primary{background:var(--primary);color:var(--accent)}
.badge-outline{border:1px solid var(--border);color:var(--text-light);background:#fff}

.site-header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(250,249,246,.85);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-icon{width:40px;height:40px;border-radius:10px;background:var(--primary);color:var(--accent);display:flex;align-items:center;justify-content:center;font-weight:800;font-size:1.125rem;flex-shrink:0}
.brand-text{font-size:1.25rem;font-weight:800;color:var(--primary);line-height:1.1;display:flex;flex-direction:column}
.brand-text small{font-size:.625rem;font-weight:600;color:var(--text-light);letter-spacing:.08em}
.main-nav{flex:1;display:flex;justify-content:center}
.main-nav ul{display:flex;align-items:center;gap:4px;margin:0}
.main-nav li a{display:inline-block;padding:10px 18px;border-radius:var(--radius-pill);color:var(--text);font-weight:500;font-size:.9375rem;transition:all .2s ease}
.main-nav li a:hover{background:rgba(11,61,46,.06);color:var(--primary)}
.main-nav li a.active{background:var(--primary);color:#fff;font-weight:600}
.header-actions{display:flex;align-items:center;gap:14px;flex-shrink:0}
.search-box{display:flex;align-items:center;background:#F3F4F6;border-radius:var(--radius-pill);padding:0 8px 0 14px;height:44px;width:220px;border:1px solid transparent;transition:all .25s ease}
.search-box:hover{border-color:var(--border);background:#fff}
.search-box:focus-within{border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px rgba(212,255,79,.25)}
.search-box i{color:var(--text-light);font-size:.875rem;margin-right:8px}
.search-box input{border:none;outline:none;background:transparent;flex:1;font-size:.875rem;color:var(--text)}
.search-box input::placeholder{color:var(--text-light)}
.search-box kbd{background:#fff;border:1px solid var(--border);border-radius:6px;padding:2px 6px;font-size:.6875rem;color:var(--text-light);font-family:var(--font-num)}
.nav-toggle{display:none;background:none;border:none;font-size:1.25rem;color:var(--primary);cursor:pointer;padding:8px;border-radius:8px}
.nav-toggle:hover{background:rgba(11,61,46,.06)}

.page-hero{background:var(--primary);position:relative;overflow:hidden;padding:140px 0 90px;color:#fff}
.page-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);background-size:60px 60px}
.page-hero::after{content:"";position:absolute;right:-10%;top:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(212,255,79,.15) 0%,transparent 70%);border-radius:50%}
.hero-bg{position:absolute;inset:0;background-image:url(/assets/images/backpic/back-2.webp);background-size:cover;background-position:center;opacity:.18}
.hero-backdrop{position:absolute;left:0;top:0;bottom:0;width:100%;background:linear-gradient(90deg,var(--primary) 30%,rgba(11,61,46,.85) 60%,rgba(11,61,46,.4) 100%)}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff;font-size:clamp(2.25rem,5vw,3.5rem);font-weight:800;line-height:1.15;letter-spacing:-.01em;margin-bottom:20px;max-width:700px}
.page-hero h1 .highlight{color:var(--accent)}
.hero-subtitle{font-size:1.125rem;color:rgba(255,255,255,.8);max-width:560px;margin-bottom:32px;line-height:1.7}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.hero-metrics{display:flex;gap:40px;margin-top:52px}
.hero-metric{display:flex;align-items:center;gap:14px}
.metric-value{font-family:var(--font-num);font-size:1.5rem;font-weight:800;color:var(--accent);line-height:1}
.metric-label{font-size:.8125rem;color:rgba(255,255,255,.65)}

.chapter-nav{padding:32px 0 8px;background:var(--bg)}
.chapter-list{display:flex;gap:10px;overflow-x:auto;padding-bottom:12px;scrollbar-width:thin}
.chapter-list::-webkit-scrollbar{height:4px}
.chapter-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:4px}
.chapter-link{display:inline-flex;align-items:center;gap:8px;padding:10px 22px;border-radius:var(--radius-pill);background:#fff;border:1px solid var(--border);color:var(--primary);font-size:.875rem;font-weight:600;white-space:nowrap;transition:all .25s ease}
.chapter-link i{color:var(--text-light);font-size:.8125rem}
.chapter-link:hover{border-color:var(--primary);transform:translateY(-1px)}
.chapter-link.active{background:var(--primary);color:#fff;border-color:var(--primary)}
.chapter-link.active i{color:var(--accent)}

.section{padding:var(--spacing-lg) 0}
.section-sm{padding:var(--spacing-md) 0}
.section-head{margin-bottom:48px;display:flex;align-items:flex-end;justify-content:space-between;gap:24px}
.section-head-left{max-width:640px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--vibrant);font-size:.8125rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;margin-bottom:12px}
.section-head h2{font-size:clamp(1.75rem,3vw,2.375rem);font-weight:800;margin-bottom:12px}
.section-head p{color:var(--text-light);font-size:1rem;line-height:1.65}

.guide-list{display:flex;flex-direction:column;gap:24px}
.guide-card{display:flex;background:var(--card-bg);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-card);border:1px solid rgba(226,232,228,.6);transition:transform .3s ease,box-shadow .3s ease}
.guide-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.guide-card-media{flex:0 0 280px;position:relative;overflow:hidden;min-height:220px}
.guide-card-media img{width:100%;height:100%;object-fit:cover;position:absolute;top:0;left:0;transition:transform .6s ease}
.guide-card:hover .guide-card-media img{transform:scale(1.05)}
.guide-card-media::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 60%,rgba(11,61,46,.2))}
.guide-card-body{flex:1;padding:36px 36px 32px;display:flex;flex-direction:column;justify-content:center;position:relative}
.guide-num{position:absolute;top:20px;right:28px;font-family:var(--font-num);font-size:3rem;font-weight:800;color:var(--accent);line-height:1;opacity:.9}
.guide-meta{display:flex;align-items:center;gap:12px;margin-bottom:12px;flex-wrap:wrap}
.guide-title{font-size:1.375rem;font-weight:700;color:var(--primary);margin-bottom:10px}
.guide-desc{color:var(--text);font-size:.9375rem;line-height:1.7;margin-bottom:16px;max-width:520px}
.guide-tags{display:flex;gap:8px;flex-wrap:wrap}
.guide-link{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:600;font-size:.875rem;margin-top:18px;transition:gap .2s ease}
.guide-link:hover{gap:14px}
.guide-link i{color:var(--vibrant)}

.steps-section{background:var(--primary);padding:var(--spacing-lg) 0;position:relative;overflow:hidden}
.steps-section::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);background-size:48px 48px}
.steps-section .section-head h2{color:#fff}
.steps-section .section-head p{color:rgba(255,255,255,.6)}
.steps-section .section-head .eyebrow{color:var(--accent)}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.step-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:var(--radius-lg);padding:32px 24px;text-align:left;transition:background .3s ease,transform .3s ease}
.step-card:hover{background:rgba(255,255,255,.1);transform:translateY(-4px)}
.step-num{font-family:var(--font-num);font-size:2.5rem;font-weight:800;color:var(--accent);line-height:1;margin-bottom:16px}
.step-title{color:#fff;font-size:1.125rem;font-weight:700;margin-bottom:8px}
.step-desc{color:rgba(255,255,255,.65);font-size:.875rem;line-height:1.6}
.step-arrow{position:absolute;top:50%;right:-16px;transform:translateY(-50%);color:var(--accent);font-size:1.25rem;z-index:2;display:none}

.related-section{padding:var(--spacing-lg) 0;background:var(--bg)}
.related-card{display:flex;background:#fff;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-card);border:1px solid var(--border);transition:transform .3s ease,box-shadow .3s ease;height:100%}
.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.related-card img{width:200px;object-fit:cover;flex-shrink:0}
.related-content{padding:28px 28px;display:flex;flex-direction:column;justify-content:center}
.related-content h3{font-size:1.125rem;font-weight:700;color:var(--primary);margin:10px 0 8px}
.related-content p{color:var(--text-light);font-size:.875rem;line-height:1.6;margin-bottom:14px}
.related-more{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:.875rem}
.related-more i{color:var(--vibrant);transition:transform .2s ease}
.related-card:hover .related-more i{transform:translateX(4px)}

.faq-section{padding:var(--spacing-lg) 0;background:#fff}
.faq-wrap{max-width:860px;margin:0 auto}
.accordion{border:none;background:transparent;margin:0}
.accordion-item{background:var(--bg);border-radius:var(--radius-md);border:1px solid var(--border);margin-bottom:12px;overflow:hidden;transition:box-shadow .2s ease}
.accordion-item.is-active{box-shadow:var(--shadow-card);border-color:rgba(11,61,46,.15)}
.accordion-title{background:transparent;border:none;padding:20px 24px;font-size:1rem;font-weight:600;color:var(--primary);display:flex;align-items:center;gap:14px;min-height:64px}
.accordion-title:hover,.accordion-title:focus{background:rgba(212,255,79,.08);color:var(--primary)}
.faq-index{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:var(--primary);color:var(--accent);font-size:.8125rem;font-weight:700;flex-shrink:0}
.accordion-title::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;right:24px;color:var(--text-light);font-size:.875rem;transition:transform .25s ease}
.accordion-item.is-active .accordion-title::after{transform:rotate(180deg);color:var(--primary)}
.accordion-content{background:var(--bg);border:none;color:var(--text);font-size:.9375rem;line-height:1.75;padding:0 24px 24px 70px}

.cta-section{padding:var(--spacing-lg) 0;background:var(--bg)}
.cta-box{background:linear-gradient(135deg,var(--accent) 0%,#B8E633 60%,#D4FF4F 100%);border-radius:var(--radius-lg);padding:64px 48px;text-align:center;position:relative;overflow:hidden}
.cta-box::before{content:"";position:absolute;top:-40px;right:-40px;width:200px;height:200px;border:40px solid rgba(255,255,255,.15);border-radius:50%}
.cta-box::after{content:"";position:absolute;bottom:-60px;left:20%;width:180px;height:180px;border:36px solid rgba(11,61,46,.06);border-radius:50%}
.cta-box h2{color:var(--primary);font-size:clamp(1.75rem,3vw,2.375rem);font-weight:800;margin-bottom:12px;position:relative;z-index:1}
.cta-box p{color:rgba(11,61,46,.75);font-size:1rem;margin-bottom:32px;position:relative;z-index:1}
.cta-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;position:relative;z-index:1}
.cta-note{display:block;margin-top:20px;color:rgba(11,61,46,.6);font-size:.8125rem;position:relative;z-index:1}

.site-footer{background:var(--primary);color:rgba(255,255,255,.75);padding:64px 0 0;position:relative;overflow:hidden}
.site-footer::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:48px 48px}
.site-footer .container{position:relative;z-index:1}
.footer-grid{padding-bottom:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand .brand-icon{background:rgba(255,255,255,.12);color:var(--accent)}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-text small{color:rgba(255,255,255,.5)}
.footer-desc{color:rgba(255,255,255,.55);font-size:.875rem;line-height:1.7;max-width:300px}
.footer-title{color:#fff;font-size:1rem;font-weight:600;margin-bottom:20px;position:relative;padding-bottom:12px}
.footer-title::after{content:"";position:absolute;left:0;bottom:0;width:28px;height:2px;background:var(--accent);border-radius:2px}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.6);font-size:.875rem;transition:color .2s ease,padding-left .2s ease}
.footer-links a:hover{color:var(--accent);padding-left:6px}
.footer-contact p{margin-bottom:12px;font-size:.875rem;color:rgba(255,255,255,.6);display:flex;align-items:center;gap:10px}
.footer-contact i{color:var(--accent);width:18px;text-align:center}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:10px;font-size:.8125rem;color:rgba(255,255,255,.4)}
.footer-domain{font-family:var(--font-num)}

@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.fade-up{animation:fadeUp .7s ease both}

@media (max-width:1024px){
  .header-inner{height:64px}
  .search-box{width:170px}
  .main-nav li a{padding:10px 14px;font-size:.875rem}
  .guide-card-media{flex-basis:220px}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .step-arrow{display:none}
  .related-card img{width:160px}
}
@media (max-width:768px){
  :root{--spacing-xl:60px;--spacing-lg:48px;--spacing-md:28px;--spacing-sm:16px}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .main-nav{position:fixed;top:56px;left:0;width:100%;background:var(--bg);box-shadow:0 12px 32px rgba(11,61,46,.1);padding:16px 24px;transform:translateY(-120%);transition:transform .3s ease;border-bottom:1px solid var(--border);z-index:999}
  .main-nav.open{transform:translateY(0)}
  .main-nav ul{flex-direction:column;align-items:stretch;gap:4px}
  .main-nav li a{display:block;padding:12px 16px;border-radius:var(--radius-md)}
  .search-box{display:none}
  .page-hero{padding:120px 0 60px}
  .hero-actions .btn{width:100%}
  .hero-metrics{flex-direction:column;gap:20px;margin-top:40px}
  .guide-card{flex-direction:column}
  .guide-card-media{flex-basis:auto;height:200px}
  .guide-card-media img{position:absolute}
  .guide-card-media::after{background:linear-gradient(180deg,transparent 50%,rgba(11,61,46,.3))}
  .guide-card-body{padding:28px 24px}
  .guide-num{font-size:2.5rem}
  .steps-grid{grid-template-columns:1fr 1fr;gap:16px}
  .related-card{flex-direction:column}
  .related-card img{width:100%;height:140px}
  .cta-box{padding:44px 24px}
  .footer-grid .columns{margin-bottom:32px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .brand-text{font-size:1.125rem}
  .brand-icon{width:36px;height:36px;font-size:1rem}
  .header-actions .btn-sm{padding:10px 16px;font-size:.8125rem}
  .page-hero h1{font-size:2rem}
  .hero-subtitle{font-size:1rem}
  .section-head{flex-direction:column;align-items:flex-start}
  .steps-grid{grid-template-columns:1fr}
  .faq-accordion-title{padding-left:16px;padding-right:16px}
  .accordion-content{padding-left:16px}
  .footer-bottom{flex-direction:column;text-align:center;justify-content:center}
}

/* roulang page: category3 */
:root {
      --primary: #0B3D2E;
      --primary-dark: #072A20;
      --accent: #D4FF4F;
      --accent-light: #E0FF70;
      --orange: #FF6B35;
      --bg: #FAF9F6;
      --white: #FFFFFF;
      --text: #3F4A44;
      --text-light: #7A8A82;
      --border: #E2E8E4;
      --radius-lg: 20px;
      --radius-md: 12px;
      --radius-pill: 999px;
      --shadow: 0 4px 20px rgba(11, 61, 46, 0.06);
      --shadow-hover: 0 8px 30px rgba(11, 61, 46, 0.12);
      --transition: all 0.3s ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
      background: var(--bg);
      color: var(--text);
      line-height: 1.75;
      font-size: 1rem;
      -webkit-font-smoothing: antialiased;
    }

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

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

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

    button {
      font-family: inherit;
      cursor: pointer;
      border: none;
      background: none;
    }

    input {
      font-family: inherit;
      border: none;
      outline: none;
      background: #F3F4F6;
      border-radius: 12px;
      padding: 10px 16px;
      transition: var(--transition);
    }

    input:focus {
      background: var(--white);
      border: 1px solid var(--accent);
      box-shadow: 0 0 0 3px rgba(212, 255, 79, 0.3);
    }

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

    /* ===== Header Navigation ===== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(250, 249, 246, 0.85);
      backdrop-filter: blur(14px);
      -webkit-backdrop-filter: blur(14px);
      border-bottom: 1px solid var(--border);
    }

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

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

    .brand-icon {
      width: 40px;
      height: 40px;
      border-radius: 10px;
      background: var(--primary);
      color: var(--accent);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: 800;
    }

    .brand-text {
      font-size: 20px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.2;
      display: flex;
      flex-direction: column;
    }

    .brand-text small {
      font-size: 12px;
      font-weight: 500;
      color: var(--text-light);
      letter-spacing: 0.05em;
    }

    .main-nav ul {
      list-style: none;
      display: flex;
      gap: 6px;
      margin: 0;
      padding: 0;
    }

    .main-nav a {
      display: inline-block;
      padding: 8px 16px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 500;
      color: var(--text);
      transition: var(--transition);
    }

    .main-nav a:hover {
      background: rgba(11, 61, 46, 0.06);
      color: var(--primary);
    }

    .main-nav a.active {
      background: var(--primary);
      color: #fff;
      font-weight: 600;
    }

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

    .search-box {
      display: flex;
      align-items: center;
      gap: 8px;
      background: #F3F4F6;
      border-radius: 999px;
      padding: 8px 14px;
      min-width: 200px;
      color: var(--text-light);
      font-size: 14px;
      cursor: text;
      transition: var(--transition);
      border: 1px solid transparent;
    }

    .search-box:hover {
      border-color: var(--border);
    }

    .search-box kbd {
      font-size: 12px;
      background: var(--white);
      padding: 2px 6px;
      border-radius: 6px;
      border: 1px solid var(--border);
      color: var(--text-light);
      font-family: inherit;
      margin-left: auto;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 28px;
      border-radius: 999px;
      font-size: 15px;
      font-weight: 600;
      border: 1.5px solid transparent;
      transition: var(--transition);
      cursor: pointer;
      line-height: 1;
      min-height: 44px;
      text-align: center;
    }

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

    .btn-primary:hover {
      background: var(--accent-light);
      border-color: var(--accent-light);
      transform: translateY(-2px);
      box-shadow: 0 8px 20px rgba(212, 255, 79, 0.35);
      color: var(--primary);
    }

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

    .btn-secondary {
      background: transparent;
      color: var(--primary);
      border-color: var(--primary);
    }

    .btn-secondary:hover {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
      transform: translateY(-2px);
    }

    .btn-ghost {
      background: transparent;
      color: var(--primary);
      border: none;
    }

    .btn-ghost:hover {
      background: rgba(11, 61, 46, 0.08);
    }

    .btn-sm {
      padding: 10px 20px;
      font-size: 14px;
      min-height: 40px;
    }

    .nav-toggle {
      display: none;
      font-size: 22px;
      color: var(--primary);
      padding: 6px;
      border-radius: 8px;
    }

    .nav-toggle:hover {
      background: rgba(11, 61, 46, 0.06);
    }

    /* ===== Page Hero ===== */
    .page-hero {
      background: var(--primary);
      background-image: linear-gradient(120deg, rgba(11,61,46,0.92) 0%, rgba(11,61,46,0.75) 60%, rgba(11,61,46,0.65) 100%), url('/assets/images/backpic/back-2.webp');
      background-size: cover;
      background-position: center;
      color: #fff;
      padding: 100px 0 80px;
      position: relative;
      overflow: hidden;
    }

    .page-hero::after {
      content: '';
      position: absolute;
      inset: 0;
      background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
      background-size: 60px 60px;
      pointer-events: none;
    }

    .page-hero .container {
      position: relative;
      z-index: 2;
    }

    .page-hero .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: rgba(212, 255, 79, 0.15);
      color: var(--accent);
      border: 1px solid rgba(212, 255, 79, 0.3);
      padding: 6px 16px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 600;
      margin-bottom: 20px;
    }

    .page-hero h1 {
      font-size: clamp(2rem, 4vw, 3.2rem);
      line-height: 1.15;
      font-weight: 800;
      max-width: 760px;
      margin-bottom: 20px;
      letter-spacing: -0.01em;
    }

    .page-hero .hero-desc {
      font-size: 1.125rem;
      line-height: 1.7;
      max-width: 620px;
      color: rgba(255, 255, 255, 0.85);
      margin-bottom: 32px;
    }

    .hero-actions {
      display: flex;
      gap: 14px;
      flex-wrap: wrap;
      margin-bottom: 48px;
    }

    .hero-metrics {
      display: flex;
      gap: 40px;
      flex-wrap: wrap;
    }

    .hero-metrics .metric {
      display: flex;
      flex-direction: column;
    }

    .hero-metrics .metric-value {
      font-size: 1.75rem;
      font-weight: 800;
      color: var(--accent);
      line-height: 1.2;
    }

    .hero-metrics .metric-label {
      font-size: 0.875rem;
      color: rgba(255, 255, 255, 0.7);
      margin-top: 4px;
    }

    /* ===== Section Base ===== */
    .section {
      padding: 80px 0;
    }

    .section-tight {
      padding: 40px 0;
    }

    .section-title-wrap {
      margin-bottom: 40px;
    }

    .section-title-wrap .eyebrow {
      display: inline-block;
      background: rgba(212, 255, 79, 0.3);
      color: var(--primary);
      padding: 4px 14px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 700;
      margin-bottom: 12px;
      letter-spacing: 0.04em;
    }

    .section-title-wrap h2 {
      font-size: clamp(1.5rem, 2.5vw, 2.25rem);
      color: var(--primary);
      font-weight: 700;
      line-height: 1.25;
      margin-bottom: 10px;
    }

    .section-title-wrap p {
      font-size: 1rem;
      color: var(--text-light);
      max-width: 600px;
    }

    /* ===== Collection Index (Anchor Capsules) ===== */
    .topic-directory {
      background: var(--white);
      border-bottom: 1px solid var(--border);
      padding: 28px 0;
    }

    .dir-list {
      display: flex;
      gap: 10px;
      overflow-x: auto;
      padding-bottom: 6px;
      scrollbar-width: none;
      -ms-overflow-style: none;
    }

    .dir-list::-webkit-scrollbar {
      display: none;
    }

    .dir-item {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 20px;
      border-radius: 999px;
      background: #F0F4F1;
      color: var(--primary);
      font-size: 14px;
      font-weight: 600;
      white-space: nowrap;
      border: 1px solid transparent;
      transition: var(--transition);
    }

    .dir-item:hover {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
    }

    .dir-item .dir-num {
      font-size: 13px;
      font-weight: 700;
      color: var(--accent);
      background: var(--primary);
      width: 22px;
      height: 22px;
      border-radius: 50%;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    /* ===== Featured Entry Cards ===== */
    .featured-list {
      display: flex;
      flex-direction: column;
      gap: 24px;
    }

    .featured-card {
      background: var(--white);
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      display: flex;
      transition: var(--transition);
    }

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

    .featured-card .card-media {
      flex: 0 0 340px;
      position: relative;
      overflow: hidden;
    }

    .featured-card .card-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .featured-card:hover .card-media img {
      transform: scale(1.04);
    }

    .featured-card .card-media::after {
      content: '';
      position: absolute;
      inset: 0;
      background: linear-gradient(0deg, rgba(11, 61, 46, 0.15) 0%, transparent 40%);
    }

    .featured-card .card-body {
      flex: 1;
      padding: 28px 32px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .featured-card .card-num {
      font-size: 2rem;
      font-weight: 800;
      color: var(--accent);
      background: var(--primary);
      display: inline-block;
      padding: 4px 16px;
      border-radius: 8px;
      width: fit-content;
      margin-bottom: 16px;
      line-height: 1.3;
      letter-spacing: 0.02em;
    }

    .featured-card .card-tag {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(255, 107, 53, 0.12);
      color: var(--orange);
      padding: 4px 12px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 700;
      margin-bottom: 12px;
      width: fit-content;
    }

    .featured-card h3 {
      font-size: 1.375rem;
      color: var(--primary);
      font-weight: 700;
      margin-bottom: 10px;
      line-height: 1.3;
    }

    .featured-card p {
      color: var(--text);
      font-size: 0.9375rem;
      line-height: 1.7;
      margin-bottom: 16px;
    }

    .featured-card .card-meta {
      display: flex;
      align-items: center;
      gap: 16px;
      font-size: 13px;
      color: var(--text-light);
      margin-bottom: 16px;
    }

    .featured-card .card-meta i {
      margin-right: 4px;
      color: var(--primary);
    }

    .card-more {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-weight: 600;
      color: var(--primary);
      font-size: 14px;
    }

    .card-more i {
      transition: transform 0.3s ease;
    }

    .featured-card:hover .card-more i {
      transform: translateX(4px);
    }

    /* ===== Related Recommendation ===== */
    .related-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 24px;
    }

    .related-card {
      background: var(--white);
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 1px solid var(--border);
      box-shadow: var(--shadow);
      position: relative;
      transition: var(--transition);
    }

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

    .related-card .related-media {
      height: 220px;
      overflow: hidden;
    }

    .related-card .related-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.5s ease;
    }

    .related-card:hover .related-media img {
      transform: scale(1.04);
    }

    .related-card .related-body {
      padding: 22px 24px;
    }

    .related-card .related-badge {
      display: inline-block;
      background: var(--orange);
      color: #fff;
      font-size: 12px;
      font-weight: 700;
      padding: 3px 10px;
      border-radius: 999px;
      margin-bottom: 10px;
    }

    .related-card h3 {
      font-size: 1.25rem;
      color: var(--primary);
      font-weight: 700;
      margin-bottom: 8px;
    }

    .related-card p {
      font-size: 0.875rem;
      color: var(--text-light);
      line-height: 1.6;
      margin-bottom: 14px;
    }

    .related-card .related-meta {
      display: flex;
      gap: 12px;
      font-size: 13px;
      color: var(--text-light);
    }

    .related-card .related-meta i {
      color: var(--primary);
      margin-right: 4px;
    }

    /* ===== FAQ ===== */
    .faq-section {
      background: var(--white);
      border-top: 1px solid var(--border);
      border-bottom: 1px solid var(--border);
    }

    .faq-list {
      max-width: 820px;
      margin: 0 auto;
    }

    .faq-item {
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      margin-bottom: 14px;
      overflow: hidden;
      background: var(--bg);
      transition: var(--transition);
    }

    .faq-item.open {
      box-shadow: var(--shadow);
      border-color: rgba(11, 61, 46, 0.2);
    }

    .faq-question {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 18px 24px;
      cursor: pointer;
      font-weight: 600;
      color: var(--primary);
      font-size: 1rem;
      line-height: 1.4;
    }

    .faq-question .faq-num {
      background: var(--primary);
      color: var(--accent);
      width: 28px;
      height: 28px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 13px;
      font-weight: 700;
      flex-shrink: 0;
    }

    .faq-question .faq-icon {
      margin-left: auto;
      color: var(--primary);
      transition: transform 0.2s ease;
      font-size: 16px;
    }

    .faq-item.open .faq-icon {
      transform: rotate(180deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height 0.3s ease, padding 0.3s ease;
      padding: 0 24px;
      color: var(--text);
      font-size: 0.9375rem;
      line-height: 1.75;
    }

    .faq-item.open .faq-answer {
      max-height: 300px;
      padding: 0 24px 20px 68px;
    }

    /* ===== Final CTA ===== */
    .final-cta {
      padding: 60px 0;
    }

    .final-cta .cta-box {
      background: linear-gradient(135deg, var(--accent), #B5E84E);
      border-radius: var(--radius-lg);
      padding: 60px;
      text-align: center;
      position: relative;
      overflow: hidden;
    }

    .final-cta h2 {
      font-size: clamp(1.5rem, 2.5vw, 2.25rem);
      color: var(--primary);
      font-weight: 800;
      margin-bottom: 14px;
    }

    .final-cta p {
      color: rgba(11, 61, 46, 0.8);
      font-size: 1rem;
      max-width: 600px;
      margin: 0 auto 28px;
    }

    .final-cta .cta-actions {
      display: flex;
      gap: 12px;
      justify-content: center;
      flex-wrap: wrap;
      margin-bottom: 16px;
    }

    .final-cta .cta-note {
      font-size: 0.875rem;
      color: rgba(11, 61, 46, 0.65);
    }

    /* ===== Footer ===== */
    .site-footer {
      background: var(--primary-dark);
      color: rgba(255, 255, 255, 0.8);
      padding: 60px 0 20px;
    }

    .footer-grid {
      margin-bottom: 40px;
    }

    .footer-brand {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 14px;
    }

    .footer-brand .brand-icon {
      background: var(--accent);
      color: var(--primary);
    }

    .footer-brand .brand-text {
      color: #fff;
    }

    .footer-desc {
      font-size: 0.875rem;
      line-height: 1.6;
      color: rgba(255, 255, 255, 0.7);
      margin-bottom: 0;
      max-width: 300px;
    }

    .footer-title {
      color: #fff;
      font-size: 15px;
      font-weight: 700;
      margin-bottom: 16px;
    }

    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .footer-links li {
      margin-bottom: 8px;
    }

    .footer-links a {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.7);
      transition: var(--transition);
    }

    .footer-links a:hover {
      color: var(--accent);
      padding-left: 4px;
    }

    .footer-contact p {
      font-size: 14px;
      color: rgba(255, 255, 255, 0.7);
      margin-bottom: 8px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .footer-contact i {
      color: var(--accent);
      width: 18px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.12);
      padding-top: 20px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.5);
      flex-wrap: wrap;
      gap: 8px;
    }

    .footer-domain {
      font-family: "SF Mono", "DIN Alternate", "Inter", monospace;
      letter-spacing: 0.03em;
    }

    /* ===== Responsive ===== */
    @media (max-width: 1024px) {
      .main-nav {
        display: none;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: var(--bg);
        border-bottom: 1px solid var(--border);
        padding: 16px 24px;
        box-shadow: 0 10px 30px rgba(11, 61, 46, 0.1);
      }

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

      .main-nav ul {
        flex-direction: column;
        gap: 4px;
      }

      .main-nav a {
        display: block;
        padding: 12px 16px;
        font-size: 16px;
      }

      .nav-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
      }

      .search-box {
        display: none;
      }

      .header-inner {
        gap: 12px;
      }

      .featured-card .card-media {
        flex: 0 0 260px;
      }
    }

    @media (max-width: 768px) {
      .section {
        padding: 50px 0;
      }

      .page-hero {
        padding: 70px 0 60px;
      }

      .page-hero h1 {
        font-size: 1.875rem;
      }

      .hero-metrics {
        gap: 24px;
      }

      .featured-card {
        flex-direction: column;
      }

      .featured-card .card-media {
        flex: auto;
        height: 200px;
      }

      .featured-card .card-media img {
        height: 200px;
      }

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

      .final-cta .cta-box {
        padding: 40px 24px;
      }
    }

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

      .site-header .brand-text {
        font-size: 17px;
      }

      .brand-icon {
        width: 34px;
        height: 34px;
        font-size: 16px;
      }

      .header-inner {
        height: 62px;
      }

      .btn-sm {
        padding: 8px 14px;
        font-size: 13px;
      }

      .page-hero h1 {
        font-size: 1.6rem;
      }

      .hero-desc {
        font-size: 0.9375rem;
      }

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

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

      .faq-question {
        padding: 16px;
        font-size: 0.9375rem;
      }

      .faq-item.open .faq-answer {
        padding: 0 16px 16px 52px;
      }

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

    @media (max-width: 640px) {
      .featured-card .card-body {
        padding: 20px;
      }

      .featured-card .card-num {
        font-size: 1.5rem;
      }

      .final-cta .cta-actions {
        flex-direction: column;
      }

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