/* roulang page: index */
:root {
  --primary: #13402B;
  --secondary: #1E7A55;
  --lime: #C7F94B;
  --orange: #FF9F1C;
  --bg: #F7F4ED;
  --dark: #0E2117;
  --text: #25332C;
  --text-weak: #75857E;
  --error: #E14B33;
  --success: #1FA971;
  --radius: 14px;
  --radius-btn: 10px;
  --radius-pill: 999px;
  --shadow: 0 8px 30px rgba(15,40,27,.08);
  --shadow-hover: 0 12px 36px rgba(15,40,27,.14);
  --container-w: 1200px;
  --space-xl: 96px;
  --space-lg: 64px;
  --space-md: 48px;
  --transition: .25s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  font-size: 18px;
  line-height: 1.8;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
input, select, textarea { font-family: inherit; font-size: 16px; }
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }
.section-padding { padding: var(--space-xl) 0; }
@media (max-width: 768px) {
  .section-padding { padding: var(--space-md) 0; }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 600;
  border-radius: var(--radius-btn);
  transition: all var(--transition);
  text-align: center;
  line-height: 1.4;
}
.btn-primary { background: var(--orange); color: #fff; border: 2px solid var(--orange); }
.btn-primary:hover { background: #e8900f; border-color: #e8900f; transform: translateY(-3px); box-shadow: 0 10px 24px rgba(255,159,28,.35); }
.btn-primary:active { transform: scale(.98); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-3px); box-shadow: var(--shadow); }
.btn-outline:active { transform: scale(.98); }
.btn-sm { padding: 10px 22px; font-size: 15px; }
.btn:focus-visible { outline: 3px solid var(--orange); outline-offset: 2px; }

/* Section Head */
.section-head { text-align: center; max-width: 720px; margin: 0 auto var(--space-lg); }
.section-tag {
  display: inline-block;
  background: rgba(199,249,75,.18);
  color: var(--secondary);
  font-size: 14px;
  font-weight: 600;
  padding: 5px 16px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.section-head h2 {
  font-size: 36px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--primary);
  margin-bottom: 14px;
}
.section-head p { color: var(--text-weak); font-size: 17px; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(247,244,237,.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(19,64,43,.06);
  transition: box-shadow .3s, background .3s;
}
.site-header.scrolled { background: #F7F4ED; box-shadow: 0 4px 20px rgba(15,40,27,.06); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.header-left { display: flex; align-items: center; gap: 40px; }
.logo {
  font-size: 20px;
  font-weight: 800;
  color: var(--primary);
  white-space: nowrap;
  letter-spacing: .5px;
  display: flex;
  align-items: center;
  gap: 2px;
}
.logo-accent { color: var(--lime); background: var(--primary); border-radius: 6px; padding: 1px 6px; font-size: 15px; font-weight: 800; margin: 0 2px; }
.main-nav { display: flex; gap: 28px; }
.nav-link {
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  padding: 6px 0;
  position: relative;
  transition: color .2s;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width .25s;
}
.nav-link:hover { color: var(--secondary); }
.nav-link:hover::after { width: 100%; }
.nav-link.active { color: var(--primary); font-weight: 700; }
.nav-link.active::after { width: 100%; }
.header-right { display: flex; align-items: center; gap: 16px; }
.search-box { display: flex; align-items: center; background: #fff; border: 1px solid #e2e0d8; border-radius: var(--radius-btn); overflow: hidden; transition: border-color .2s; }
.search-box:focus-within { border-color: var(--secondary); box-shadow: 0 0 0 4px rgba(30,122,85,.12); }
.search-box input { border: none; outline: none; padding: 8px 14px; width: 180px; font-size: 14px; color: var(--text); background: transparent; }
.search-box button { padding: 8px 14px; color: var(--text-weak); transition: color .2s; }
.search-box button:hover { color: var(--secondary); }
.menu-toggle { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.menu-toggle .bar { width: 22px; height: 2px; background: var(--primary); border-radius: 2px; transition: transform .3s, opacity .3s; }
.menu-toggle.active .bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active .bar:nth-child(2) { opacity: 0; }
.menu-toggle.active .bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-menu { display: none; }

/* Hero */
.hero {
  position: relative;
  background: var(--bg);
  min-height: 80vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  right: -8%;
  bottom: -15%;
  width: 55%;
  height: 75%;
  background-image:
    linear-gradient(rgba(30,122,85,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(30,122,85,.06) 1px, transparent 1px);
  background-size: 36px 36px;
  transform: rotate(-8deg);
  border-radius: 30px;
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 60px;
  align-items: center;
  width: 100%;
  padding: 48px 24px;
}
.hero-content { position: relative; z-index: 2; }
.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--secondary);
  background: rgba(199,249,75,.2);
  border: 1px solid rgba(30,122,85,.2);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 20px;
}
.hero-chip .dot { width: 6px; height: 6px; background: var(--secondary); border-radius: 50%; animation: pulse 1.6s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; transform: scale(1);} 50% { opacity: .5; transform: scale(1.4);} }
.hero h1 {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.3;
  color: var(--primary);
  margin-bottom: 20px;
}
.hero-sub { font-size: 18px; color: var(--text-weak); max-width: 520px; margin-bottom: 28px; line-height: 1.8; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 36px; }
.hero-trust { display: flex; gap: 28px; flex-wrap: wrap; }
.hero-trust span { font-size: 14px; color: var(--text-weak); display: flex; align-items: center; gap: 7px; }
.hero-trust i { color: var(--secondary); font-size: 15px; }
.hero-visual { position: relative; z-index: 2; }
.hero-visual-frame {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow);
  aspect-ratio: 4/3;
}
.hero-visual-frame img { width: 100%; height: 100%; object-fit: cover; }
.hero-frame-overlay { position: absolute; inset: 0; background: linear-gradient(160deg, rgba(19,64,43,.1) 0%, rgba(19,64,43,.35) 100%); }
.score-card {
  position: absolute;
  bottom: -36px;
  right: 8%;
  background: var(--dark);
  border-radius: var(--radius);
  padding: 20px 24px;
  min-width: 220px;
  box-shadow: 0 16px 48px rgba(14,33,23,.35);
  border: 1px solid rgba(199,249,75,.2);
  z-index: 5;
}
.score-card-header { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.live-dot { width: 8px; height: 8px; background: var(--lime); border-radius: 50%; animation: pulse 1.2s infinite; }
.score-card-title { font-size: 13px; color: var(--lime); font-weight: 600; letter-spacing: 1px; }
.score-card-main { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.team { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.team-name { font-size: 13px; color: rgba(255,255,255,.7); }
.team-score { font-size: 32px; font-weight: 800; color: var(--lime); font-variant-numeric: tabular-nums; line-height: 1; }
.score-vs { font-size: 14px; color: rgba(255,255,255,.5); font-weight: 700; }
.score-card-footer { display: flex; justify-content: space-between; font-size: 12px; color: rgba(255,255,255,.55); border-top: 1px solid rgba(255,255,255,.1); padding-top: 8px; }

/* Services */
.services { background: var(--bg); }
.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.service-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow);
  transition: box-shadow var(--transition), transform var(--transition);
  border: 1px solid rgba(19,64,43,.04);
}
.service-card:hover { box-shadow: var(--shadow-hover); transform: translateY(-3px); }
.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--primary);
  color: var(--lime);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
  transition: background var(--transition);
}
.service-card:hover .service-icon { background: var(--secondary); }
.service-card h3 { font-size: 24px; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.service-card p { font-size: 16px; color: var(--text-weak); margin-bottom: 16px; line-height: 1.7; }
.text-link { font-size: 15px; font-weight: 600; color: var(--secondary); display: inline-flex; align-items: center; gap: 6px; transition: gap .2s; }
.text-link:hover { gap: 10px; color: var(--primary); }
.text-link span { font-size: 16px; }

/* Stats Band */
.stats-band { background: var(--dark); padding: var(--space-lg) 0; position: relative; overflow: hidden; }
.stats-band::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 600px; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(199,249,75,.3), transparent);
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; text-align: center; }
.stat-num {
  font-size: 56px;
  font-weight: 800;
  color: var(--lime);
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
  display: block;
  margin-bottom: 8px;
}
.stat-label { font-size: 14px; color: rgba(255,255,255,.6); }

/* Cases */
.cases { background: var(--bg); }
.cases-scroll { display: flex; gap: 28px; overflow-x: auto; padding: 8px 4px 24px; scrollbar-width: thin; scrollbar-color: var(--secondary) transparent; }
.cases-scroll::-webkit-scrollbar { height: 6px; }
.cases-scroll::-webkit-scrollbar-thumb { background: var(--secondary); border-radius: 4px; }
.case-card { min-width: 320px; max-width: 340px; background: #fff; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); transition: transform var(--transition), box-shadow var(--transition); flex-shrink: 0; }
.case-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-hover); }
.case-img { position: relative; aspect-ratio: 16/9; overflow: hidden; }
.case-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.case-card:hover .case-img img { transform: scale(1.03); }
.case-tag { position: absolute; top: 12px; left: 12px; background: rgba(14,33,23,.85); color: var(--lime); font-size: 13px; font-weight: 600; padding: 4px 12px; border-radius: var(--radius-pill); backdrop-filter: blur(4px); }
.case-body { padding: 24px; }
.case-body h3 { font-size: 20px; font-weight: 700; color: var(--primary); margin-bottom: 8px; line-height: 1.4; }
.case-body p { font-size: 15px; color: var(--text-weak); line-height: 1.65; margin-bottom: 14px; }

/* Solutions */
.solutions { background: #fff; }
.solution-block {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 72px;
  position: relative;
}
.solution-block:last-child { margin-bottom: 0; }
.solution-block.reverse { direction: rtl; }
.solution-block.reverse > * { direction: ltr; }
.solution-label {
  display: inline-block;
  font-size: 14px;
  font-weight: 700;
  color: var(--secondary);
  background: rgba(30,122,85,.08);
  padding: 4px 14px;
  border-radius: var(--radius-pill);
  margin-bottom: 14px;
  letter-spacing: 1px;
}
.solution-text h3 { font-size: 28px; font-weight: 800; color: var(--primary); margin-bottom: 14px; line-height: 1.35; }
.solution-text p { font-size: 17px; color: var(--text-weak); line-height: 1.75; margin-bottom: 18px; }
.solution-list { margin-bottom: 24px; }
.solution-list li { position: relative; padding-left: 28px; font-size: 16px; color: var(--text); margin-bottom: 10px; line-height: 1.6; }
.solution-list li::before {
  content: '✓';
  position: absolute;
  left: 0; top: 0;
  color: var(--secondary);
  font-weight: 700;
  background: rgba(30,122,85,.1);
  width: 20px; height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}
.solution-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); aspect-ratio: 4/3; }
.solution-img img { width: 100%; height: 100%; object-fit: cover; }

/* News */
.news-section { background: var(--bg); }
.news-list { max-width: 900px; margin: 0 auto; }
.news-item { display: flex; gap: 24px; padding: 24px 0; border-bottom: 1px solid rgba(19,64,43,.08); transition: background .2s; }
.news-item:last-child { border-bottom: none; }
.news-thumb { flex-shrink: 0; width: 240px; height: 160px; border-radius: 12px; overflow: hidden; }
.news-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.news-thumb:hover img { transform: scale(1.05); }
.news-content { flex: 1; display: flex; flex-direction: column; }
.news-meta-top { margin-bottom: 6px; }
.badge {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  color: var(--secondary);
  border: 1px solid rgba(30,122,85,.3);
  background: rgba(199,249,75,.12);
  padding: 2px 12px;
  border-radius: var(--radius-pill);
}
.news-content h3 { font-size: 20px; font-weight: 700; color: var(--primary); line-height: 1.4; margin-bottom: 8px; }
.news-content h3 a { transition: color .2s; }
.news-content h3 a:hover { color: var(--secondary); }
.news-content p {
  font-size: 15px;
  color: var(--text-weak);
  line-height: 1.7;
  margin-bottom: 12px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.news-meta { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.news-date { font-size: 14px; color: var(--text-weak); }
.read-more { font-size: 14px; font-weight: 600; color: var(--secondary); display: inline-flex; align-items: center; gap: 5px; }
.read-more:hover { color: var(--primary); gap: 9px; }
.empty-state {
  border: 2px dashed rgba(19,64,43,.2);
  border-radius: var(--radius);
  padding: 60px 20px;
  text-align: center;
  color: var(--text-weak);
}
.empty-state .empty-icon { font-size: 42px; margin-bottom: 12px; color: var(--text-weak); }
.empty-state p { font-size: 16px; }

/* FAQ */
.faq-section { background: #fff; }
.faq-layout { display: grid; grid-template-columns: 320px 1fr; gap: 60px; align-items: start; }
.faq-head { position: sticky; top: 100px; }
.faq-head .section-tag { margin-bottom: 14px; }
.faq-head h2 { font-size: 36px; font-weight: 800; color: var(--primary); line-height: 1.3; }
.faq-list { border-top: 1px solid rgba(19,64,43,.1); }
.faq-item { border-bottom: 1px solid rgba(19,64,43,.1); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px 8px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  background: none;
  transition: color .2s;
  gap: 20px;
}
.faq-q:hover { color: var(--secondary); }
.faq-icon { position: relative; width: 18px; height: 18px; flex-shrink: 0; }
.faq-icon::before, .faq-icon::after {
  content: '';
  position: absolute;
  background: var(--secondary);
  border-radius: 2px;
  transition: transform .3s;
}
.faq-icon::before { top: 8px; left: 0; width: 18px; height: 2px; }
.faq-icon::after { top: 0; left: 8px; width: 2px; height: 18px; }
.faq-item.open .faq-icon::after { transform: rotate(90deg); opacity: 0; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.faq-a-inner { padding: 0 8px 20px; font-size: 16px; color: var(--text-weak); line-height: 1.7; }

/* CTA */
.cta-section { position: relative; padding: var(--space-xl) 0; background: var(--bg); overflow: hidden; }
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--primary);
  opacity: .92;
  z-index: 0;
}
.cta-section::after {
  content: '';
  position: absolute;
  top: 0; right: 0;
  width: 50%; height: 100%;
  background: url('/assets/images/backpic/back-2.png') no-repeat center center / cover;
  opacity: .15;
  z-index: 0;
}
.cta-wrap { position: relative; z-index: 2; display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.cta-left h2 { font-size: 36px; font-weight: 800; color: #fff; line-height: 1.3; margin-bottom: 16px; }
.cta-left p { font-size: 18px; color: rgba(255,255,255,.75); line-height: 1.7; }
.cta-form-wrap { background: #fff; border-radius: var(--radius); padding: 36px; box-shadow: 0 20px 60px rgba(14,23,17,.3); }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 14px; font-weight: 600; color: var(--text); margin-bottom: 6px; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  height: 46px;
  border: 1px solid #ddd;
  border-radius: var(--radius-btn);
  padding: 0 14px;
  font-size: 15px;
  color: var(--text);
  background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.form-group textarea { height: auto; padding: 12px 14px; resize: vertical; }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 4px rgba(30,122,85,.12);
}
.cta-form-wrap .btn { width: 100%; }

/* Footer */
.site-footer { background: var(--dark); color: rgba(255,255,255,.6); padding: 72px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 48px; padding-bottom: 48px; }
.footer-logo { font-size: 22px; font-weight: 800; color: #F7F4ED; margin-bottom: 14px; display: inline-block; }
.footer-brand p { font-size: 15px; line-height: 1.7; color: rgba(255,255,255,.5); max-width: 260px; }
.footer-col h4 { font-size: 16px; color: #F7F4ED; font-weight: 700; margin-bottom: 18px; }
.footer-col a { display: block; font-size: 15px; color: rgba(255,255,255,.55); padding: 5px 0; transition: color .2s; }
.footer-col a:hover { color: var(--lime); }
.footer-col span { display: block; font-size: 15px; color: rgba(255,255,255,.55); padding: 5px 0; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 20px 0; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; font-size: 14px; color: rgba(255,255,255,.4); }

/* Responsive */
@media (max-width: 1024px) {
  .hero h1 { font-size: 36px; }
  .hero-grid { gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .faq-layout { grid-template-columns: 1fr; gap: 36px; }
  .faq-head { position: static; }
  .search-box input { width: 140px; }
}
@media (max-width: 768px) {
  body { font-size: 17px; }
  .desktop-nav { display: none; }
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .header-right .search-box { display: none; }
  .header-right .btn { display: none; }
  .mobile-menu {
    display: block;
    position: fixed;
    top: 64px;
    left: 0; right: 0;
    background: #F7F4ED;
    box-shadow: 0 12px 32px rgba(15,40,27,.12);
    padding: 24px;
    z-index: 99;
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: transform .3s, opacity .3s;
  }
  .mobile-menu.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .mobile-nav { display: flex; flex-direction: column; gap: 4px; margin-bottom: 20px; }
  .mobile-nav a { font-size: 18px; font-weight: 600; color: var(--primary); padding: 12px 8px; border-bottom: 1px solid rgba(19,64,43,.06); }
  .mobile-nav a.active { color: var(--secondary); }
  .mobile-search { display: flex; gap: 8px; margin-bottom: 16px; }
  .mobile-search input {
    flex: 1;
    height: 44px;
    border: 1px solid #ddd;
    border-radius: var(--radius-btn);
    padding: 0 14px;
    font-size: 15px;
    background: #fff;
  }
  .mobile-search button {
    padding: 0 20px;
    border-radius: var(--radius-btn);
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 600;
  }
  .mobile-menu .btn { width: 100%; }
  .hero { min-height: auto; padding: 48px 0 80px; }
  .hero-grid { grid-template-columns: 1fr; gap: 48px; padding: 24px; }
  .hero h1 { font-size: 32px; }
  .hero-sub { font-size: 17px; }
  .hero-btns { flex-direction: column; }
  .hero-btns .btn { width: 100%; }
  .hero-trust { gap: 16px; }
  .hero-visual { margin-top: 8px; }
  .score-card { right: 4%; bottom: -28px; min-width: 190px; padding: 16px 18px; }
  .team-score { font-size: 26px; }
  .services-grid { grid-template-columns: 1fr; gap: 24px; }
  .section-head h2 { font-size: 30px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 32px 16px; }
  .stat-num { font-size: 42px; }
  .cases-scroll { flex-direction: column; overflow-x: visible; }
  .case-card { min-width: 100%; }
  .solution-block { grid-template-columns: 1fr; gap: 28px; margin-bottom: 56px; }
  .solution-block.reverse { direction: ltr; }
  .solution-text h3 { font-size: 24px; }
  .news-item { flex-direction: column; gap: 14px; }
  .news-thumb { width: 100%; height: auto; aspect-ratio: 16/9; }
  .faq-layout { grid-template-columns: 1fr; }
  .cta-wrap { grid-template-columns: 1fr; gap: 32px; }
  .cta-left h2 { font-size: 28px; }
  .cta-form-wrap { padding: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; align-items: center; text-align: center; }
}
@media (max-width: 520px) {
  .container { padding: 0 16px; }
  .logo { font-size: 18px; }
  .logo-accent { font-size: 13px; }
  .section-padding { padding: 40px 0; }
  .section-head h2 { font-size: 26px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-num { font-size: 36px; }
  .stat-label { font-size: 13px; }
  .news-content h3 { font-size: 18px; }
  .badge { font-size: 12px; }
  .news-date { font-size: 13px; }
  .form-group label { font-size: 13px; }
  .cta-form-wrap { padding: 20px; }
}

/* roulang page: article */
:root {
            --primary: #13402B;
            --secondary: #1E7A55;
            --accent: #C7F94B;
            --action: #FF9F1C;
            --bg: #F7F4ED;
            --dark: #0E2117;
            --text: #25332C;
            --weak-text: #75857E;
            --error: #E14B33;
            --success: #1FA971;
            --radius-card: 14px;
            --radius-btn: 10px;
            --radius-input: 10px;
            --radius-tag: 999px;
            --shadow-default: 0 8px 30px rgba(15, 40, 27, 0.08);
            --shadow-hover: 0 12px 36px rgba(15, 40, 27, 0.14);
            --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --container-width: 1200px;
            --space-lg: 96px;
            --space-md: 64px;
            --space-sm: 48px;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-family);
            font-size: 18px;
            line-height: 1.8;
            color: var(--text);
            background: var(--bg);
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }

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

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
        }

        button {
            font-family: var(--font-family);
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
        }

        input,
        select,
        textarea {
            font-family: var(--font-family);
            font-size: 16px;
            border-radius: var(--radius-input);
            border: 1px solid #DDE3DF;
            padding: 0 16px;
            height: 46px;
            background: #FFFFFF;
            color: var(--text);
            outline: none;
            transition: border-color 0.25s ease, box-shadow 0.25s ease;
        }

        input:focus,
        select:focus,
        textarea:focus {
            border-color: var(--secondary);
            box-shadow: 0 0 0 4px rgba(30, 122, 85, 0.15);
        }

        textarea {
            padding: 12px 16px;
            height: auto;
            resize: vertical;
            line-height: 1.7;
        }

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

        /* ===== Header & Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            height: 64px;
            background: rgba(19, 64, 43, 0.92);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            transition: background 0.3s ease, box-shadow 0.3s ease;
        }

        .site-header.scrolled {
            background: #FDFCF8;
            box-shadow: 0 1px 0 rgba(19, 64, 43, 0.12), 0 8px 30px rgba(15, 40, 27, 0.05);
        }

        .site-header .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 64px;
        }

        .header-left,
        .header-right {
            display: flex;
            align-items: center;
        }

        .site-logo {
            font-size: 22px;
            font-weight: 800;
            letter-spacing: 0.5px;
            color: #FFFFFF;
            margin-right: 44px;
            font-family: var(--font-family);
            white-space: nowrap;
        }

        .site-header.scrolled .site-logo {
            color: var(--primary);
        }

        .main-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }

        .nav-link {
            font-size: 16px;
            font-weight: 500;
            color: rgba(255, 255, 255, 0.88);
            padding: 6px 0;
            position: relative;
            border-bottom: 2px solid transparent;
            white-space: nowrap;
        }

        .nav-link:hover {
            color: #FFFFFF;
        }

        .site-header.scrolled .nav-link {
            color: var(--text);
        }

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

        .nav-link:hover::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .site-header.scrolled .nav-link:hover::after {
            background: var(--secondary);
        }

        .nav-link.active {
            color: var(--accent);
            font-weight: 700;
        }

        .nav-link.active::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background: var(--accent);
            border-radius: 2px;
        }

        .site-header.scrolled .nav-link.active {
            color: var(--primary);
        }

        .site-header.scrolled .nav-link.active::after {
            background: var(--secondary);
        }

        .header-right {
            gap: 16px;
        }

        .header-search {
            position: relative;
        }

        .search-toggle {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.12);
            color: #FFFFFF;
            font-size: 15px;
            transition: all 0.25s ease;
        }

        .site-header.scrolled .search-toggle {
            color: var(--primary);
            background: rgba(19, 64, 43, 0.08);
        }

        .search-toggle:hover {
            background: var(--action);
            color: #FFFFFF;
            transform: scale(1.05);
        }

        .search-box {
            display: none;
            position: absolute;
            right: 0;
            top: calc(100% + 10px);
            background: #FFFFFF;
            border-radius: 12px;
            box-shadow: 0 12px 40px rgba(15, 40, 27, 0.18);
            padding: 10px;
            width: 260px;
            z-index: 100;
        }

        .search-box.open {
            display: block;
            animation: fadeInDown 0.3s ease;
        }

        .search-box form {
            display: flex;
            gap: 8px;
        }

        .search-box input {
            flex: 1;
            height: 40px;
            font-size: 14px;
            padding: 0 12px;
            border-radius: 8px;
        }

        .search-box button {
            height: 40px;
            width: 40px;
            border-radius: 8px;
            background: var(--secondary);
            color: #FFFFFF;
            font-size: 14px;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }

        .search-box button:hover {
            background: var(--primary);
        }

        .header-cta {
            display: inline-block;
            background: var(--action);
            color: #FFFFFF;
            font-size: 15px;
            font-weight: 700;
            height: 38px;
            line-height: 38px;
            padding: 0 22px;
            border-radius: var(--radius-btn);
            text-align: center;
            white-space: nowrap;
            box-shadow: 0 4px 12px rgba(255, 159, 28, 0.3);
        }

        .header-cta:hover {
            background: #E68F12;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(255, 159, 28, 0.4);
        }

        .header-cta:active {
            transform: scale(0.98);
        }

        .header-cta:focus-visible,
        .search-toggle:focus-visible,
        .nav-link:focus-visible {
            outline: 3px solid var(--action);
            outline-offset: 2px;
        }

        .menu-toggle {
            display: none;
            width: 40px;
            height: 40px;
            background: none;
            border: none;
            border-radius: 8px;
            color: #FFFFFF;
            font-size: 20px;
            align-items: center;
            justify-content: center;
        }

        .site-header.scrolled .menu-toggle {
            color: var(--primary);
        }

        .mobile-menu {
            display: none;
            position: fixed;
            top: 64px;
            left: 0;
            right: 0;
            background: #FDFCF8;
            box-shadow: 0 12px 40px rgba(15, 40, 27, 0.18);
            padding: 24px;
            z-index: 999;
            border-radius: 0 0 16px 16px;
            max-height: calc(100vh - 64px);
            overflow-y: auto;
        }

        .mobile-menu.open {
            display: block;
            animation: fadeInDown 0.3s ease;
        }

        .mobile-menu .mobile-nav {
            display: flex;
            flex-direction: column;
            gap: 4px;
        }

        .mobile-menu .nav-link {
            color: var(--text);
            padding: 12px 16px;
            border-radius: 10px;
            border-bottom: none;
            font-size: 16px;
        }

        .mobile-menu .nav-link:hover {
            background: rgba(30, 122, 85, 0.08);
            color: var(--primary);
        }

        .mobile-menu .nav-link:hover::after,
        .mobile-menu .nav-link.active::after {
            display: none;
        }

        .mobile-menu .nav-link.active {
            color: var(--primary);
            background: rgba(30, 122, 85, 0.1);
            font-weight: 700;
        }

        .mobile-menu .mobile-cta {
            display: flex;
            gap: 12px;
            margin-top: 16px;
        }

        .mobile-menu .header-cta {
            flex: 1;
            text-align: center;
            line-height: 40px;
            height: 40px;
        }

        @keyframes fadeInDown {
            from {
                opacity: 0;
                transform: translateY(-8px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* ===== Article Page ===== */
        .article-page {
            padding: 48px 0 96px;
            background: var(--bg);
        }

        .article-breadcrumb {
            font-size: 14px;
            color: var(--weak-text);
            margin-bottom: 16px;
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 6px;
        }

        .article-breadcrumb a {
            color: var(--secondary);
            font-weight: 500;
        }

        .article-breadcrumb a:hover {
            color: var(--primary);
            text-decoration: underline;
        }

        .article-breadcrumb .sep {
            color: #B8C0BA;
        }

        .article-header {
            max-width: 860px;
            margin-bottom: 40px;
        }

        .article-header h1 {
            font-size: 36px;
            font-weight: 800;
            line-height: 1.35;
            color: var(--primary);
            letter-spacing: 0.5px;
            margin-bottom: 20px;
        }

        .article-meta {
            display: flex;
            align-items: center;
            flex-wrap: wrap;
            gap: 24px;
            font-size: 14px;
            color: var(--weak-text);
            padding-top: 16px;
            border-top: 1px solid rgba(19, 64, 43, 0.12);
        }

        .meta-item {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        .meta-category {
            display: inline-block;
            background: rgba(199, 249, 75, 0.2);
            color: var(--secondary);
            font-weight: 700;
            font-size: 13px;
            padding: 3px 14px;
            border-radius: var(--radius-tag);
            border: 1px solid rgba(30, 122, 85, 0.35);
        }

        .article-body-wrap {
            display: flex;
            gap: 48px;
            align-items: flex-start;
        }

        .article-content {
            flex: 1;
            max-width: 780px;
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            padding: 48px;
        }

        .article-content h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            margin: 1.6em 0 0.8em;
            padding-left: 16px;
            border-left: 4px solid var(--secondary);
            line-height: 1.4;
        }

        .article-content h3 {
            font-size: 22px;
            font-weight: 700;
            color: var(--primary);
            margin: 1.5em 0 0.6em;
            line-height: 1.5;
        }

        .article-content p {
            font-size: 17px;
            line-height: 1.9;
            margin-bottom: 1.2em;
            color: var(--text);
            text-align: left;
        }

        .article-content ul,
        .article-content ol {
            margin: 1em 0 1.2em;
            padding-left: 1.5em;
        }

        .article-content li {
            font-size: 17px;
            line-height: 1.9;
            margin-bottom: 0.4em;
        }

        .article-content img {
            border-radius: 14px;
            margin: 1.5em 0;
            width: 100%;
            object-fit: cover;
            box-shadow: var(--shadow-default);
        }

        .article-content blockquote {
            background: rgba(30, 122, 85, 0.06);
            border-left: 4px solid var(--secondary);
            padding: 20px 24px;
            margin: 1.5em 0;
            border-radius: 0 12px 12px 0;
            color: var(--text);
            font-style: normal;
        }

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

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5em 0;
            border-radius: 12px;
            overflow: hidden;
        }

        .article-content table th,
        .article-content table td {
            padding: 14px 18px;
            border-bottom: 1px solid rgba(19, 64, 43, 0.08);
            text-align: left;
            font-size: 15px;
        }

        .article-content table th {
            background: rgba(19, 64, 43, 0.06);
            font-weight: 700;
            color: var(--primary);
        }

        .article-content table tr:last-child td {
            border-bottom: none;
        }

        .article-content a {
            color: var(--secondary);
            font-weight: 600;
            border-bottom: 1px solid rgba(30, 122, 85, 0.3);
        }

        .article-content a:hover {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }

        .article-footer {
            margin-top: 40px;
            padding-top: 24px;
            border-top: 1px solid rgba(19, 64, 43, 0.1);
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
        }

        .back-btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: transparent;
            border: 1.5px solid var(--secondary);
            color: var(--secondary);
            font-size: 15px;
            font-weight: 600;
            padding: 10px 24px;
            border-radius: var(--radius-btn);
            transition: all 0.25s ease;
        }

        .back-btn:hover {
            background: var(--secondary);
            color: #FFFFFF;
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(30, 122, 85, 0.2);
        }

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

        .back-btn:focus-visible {
            outline: 3px solid var(--action);
            outline-offset: 2px;
        }

        /* 没有文章时的提示 */
        .article-empty {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            padding: 80px 40px;
            text-align: center;
        }

        .article-empty .empty-icon {
            width: 72px;
            height: 72px;
            background: rgba(30, 122, 85, 0.08);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--secondary);
            margin: 0 auto 20px;
        }

        .article-empty p {
            font-size: 18px;
            color: var(--weak-text);
            margin-bottom: 24px;
        }

        .article-empty .empty-link {
            display: inline-block;
            background: var(--action);
            color: #FFFFFF;
            font-weight: 700;
            font-size: 15px;
            padding: 12px 32px;
            border-radius: var(--radius-btn);
            box-shadow: 0 4px 14px rgba(255, 159, 28, 0.3);
        }

        .article-empty .empty-link:hover {
            background: #E68F12;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(255, 159, 28, 0.35);
        }

        /* ===== Related Posts ===== */
        .related-section {
            padding: 0 0 96px;
            background: var(--bg);
        }

        .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 36px;
        }

        .section-head h2 {
            font-size: 28px;
            font-weight: 800;
            color: var(--primary);
            position: relative;
            padding-left: 18px;
        }

        .section-head h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 50%;
            transform: translateY(-50%);
            width: 6px;
            height: 26px;
            background: var(--accent);
            border-radius: 3px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 32px;
        }

        .rel-card {
            background: #FFFFFF;
            border-radius: var(--radius-card);
            box-shadow: var(--shadow-default);
            overflow: hidden;
            transition: all 0.3s ease;
        }

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

        .rel-card .card-img {
            width: 100%;
            aspect-ratio: 16/9;
            overflow: hidden;
        }

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

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

        .rel-card .card-body {
            padding: 24px;
        }

        .rel-card .tag {
            display: inline-block;
            background: rgba(199, 249, 75, 0.15);
            color: var(--secondary);
            font-size: 12px;
            font-weight: 700;
            padding: 3px 12px;
            border-radius: var(--radius-tag);
            border: 1px solid rgba(30, 122, 85, 0.25);
            margin-bottom: 12px;
        }

        .rel-card h3 {
            font-size: 18px;
            font-weight: 700;
            line-height: 1.5;
            color: var(--primary);
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .rel-card .rel-date {
            font-size: 13px;
            color: var(--weak-text);
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark);
            padding: 72px 0 32px;
            color: rgba(255, 255, 255, 0.8);
        }

        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.4fr;
            gap: 48px;
            padding-bottom: 56px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        .footer-brand .footer-logo {
            font-size: 26px;
            font-weight: 800;
            color: #F7F4ED;
            letter-spacing: 0.5px;
            margin-bottom: 14px;
            display: inline-block;
        }

        .footer-brand p {
            font-size: 15px;
            line-height: 1.8;
            color: rgba(255, 255, 255, 0.6);
            max-width: 320px;
            margin-top: 12px;
        }

        .footer-col h4 {
            color: #FFFFFF;
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 20px;
            letter-spacing: 0.3px;
        }

        .footer-col a {
            display: block;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.65);
            padding: 5px 0;
            transition: color 0.25s ease, padding-left 0.25s ease;
        }

        .footer-col a:hover {
            color: var(--accent);
            padding-left: 6px;
        }

        .footer-col span {
            display: block;
            font-size: 15px;
            color: rgba(255, 255, 255, 0.65);
            padding: 5px 0;
        }

        .footer-bottom {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            padding-top: 24px;
            font-size: 14px;
            color: rgba(255, 255, 255, 0.5);
        }

        /* ===== Responsive ===== */
        @media (max-width: 1024px) {
            :root {
                --space-lg: 72px;
                --space-md: 52px;
            }

            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 40px;
            }

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

            .article-meta {
                gap: 16px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --space-lg: 48px;
                --space-md: 40px;
                --space-sm: 32px;
            }

            body {
                font-size: 16px;
                line-height: 1.75;
            }

            .container {
                padding: 0 16px;
            }

            .site-header {
                height: 56px;
            }

            .site-header .container {
                height: 56px;
            }

            .site-logo {
                font-size: 18px;
                margin-right: 0;
            }

            .main-nav,
            .header-search,
            .header-cta {
                display: none;
            }

            .menu-toggle {
                display: flex;
            }

            .article-page {
                padding: 32px 0 48px;
            }

            .article-header h1 {
                font-size: 26px;
                line-height: 1.4;
                margin-bottom: 16px;
            }

            .article-meta {
                gap: 10px;
                font-size: 13px;
            }

            .meta-item span {
                display: none;
            }

            .article-content {
                padding: 24px;
                border-radius: 10px;
            }

            .article-content h2 {
                font-size: 22px;
                padding-left: 12px;
                margin: 1.4em 0 0.6em;
            }

            .article-content h3 {
                font-size: 19px;
            }

            .article-content p {
                font-size: 16px;
                line-height: 1.85;
            }

            .article-content ul,
            .article-content ol {
                padding-left: 1.2em;
            }

            .article-content li {
                font-size: 16px;
            }

            .article-content blockquote {
                padding: 16px 20px;
                margin: 1.2em 0;
            }

            .article-content table {
                display: block;
                overflow-x: auto;
            }

            .article-content table th,
            .article-content table td {
                padding: 10px 14px;
                font-size: 14px;
                white-space: nowrap;
            }

            .article-body-wrap {
                flex-direction: column;
                gap: 0;
            }

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

            .related-section {
                padding: 0 0 48px;
            }

            .section-head h2 {
                font-size: 22px;
            }

            .rel-card .card-body {
                padding: 20px;
            }

            .rel-card h3 {
                font-size: 17px;
            }

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

        @media (max-width: 520px) {
            .article-header h1 {
                font-size: 24px;
            }

            .article-content {
                padding: 20px;
            }

            .footer-brand .footer-logo {
                font-size: 22px;
            }
        }

        @media (max-width: 480px) {
            .article-meta .meta-item:first-child {
                width: 100%;
                margin-bottom: 4px;
            }
        }

/* roulang page: category2 */
:root {
  --primary: #13402B;
  --primary-rgb: 19, 64, 43;
  --secondary: #1E7A55;
  --lime: #C7F94B;
  --action: #FF9F1C;
  --bg: #F7F4ED;
  --dark: #0E2117;
  --text: #25332C;
  --muted: #75857E;
  --error: #E14B33;
  --success: #1FA971;
  --border: #E2DCCF;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 8px 30px rgba(15, 40, 27, .08);
  --shadow-hover: 0 14px 36px rgba(15, 40, 27, .14);
  --font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --container-w: 1200px;
  --header-h: 64px;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul { list-style: none; }
.container { max-width: var(--container-w); margin: 0 auto; padding: 0 24px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  padding: 14px 28px;
  border-radius: 10px;
  border: 2px solid transparent;
  transition: transform .2s ease, box-shadow .2s ease, background-color .2s ease, border-color .2s ease, color .2s ease;
  cursor: pointer;
  text-align: center;
  white-space: nowrap;
}
.btn-primary { background: var(--action); color: #1A1A1A; box-shadow: 0 4px 14px rgba(255, 159, 28, .28); }
.btn-primary:hover { background: #e08c0a; transform: translateY(-2px); box-shadow: 0 8px 20px rgba(255, 159, 28, .35); }
.btn-primary:active { transform: scale(.97); }
.btn-primary:focus-visible { outline: 3px solid var(--action); outline-offset: 2px; }
.btn-outline { border-color: rgba(255,255,255,.8); color: #fff; background: transparent; }
.btn-outline:hover { background: rgba(255,255,255,.12); transform: translateY(-2px); }
.btn-outline:active { transform: scale(.97); }
.btn-outline:focus-visible { outline: 3px solid rgba(255,255,255,.6); outline-offset: 2px; }
.btn-dark { background: var(--primary); color: #fff; }
.btn-dark:hover { background: var(--secondary); transform: translateY(-2px); }
.btn-sm { padding: 10px 20px; font-size: 14px; border-radius: 8px; }

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--primary);
  height: var(--header-h);
  transition: background .3s ease, box-shadow .3s ease;
}
.site-header.scrolled {
  background: var(--bg);
  box-shadow: 0 1px 0 var(--border), 0 6px 24px rgba(15,40,27,.06);
}
.site-header.scrolled .logo,
.site-header.scrolled .nav-link,
.site-header.scrolled .search-toggle { color: var(--text); }
.site-header.scrolled .nav-link::after { background: var(--secondary); }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-h);
  gap: 24px;
}
.header-left { display: flex; align-items: center; gap: 32px; min-width: 0; }
.logo {
  font-size: 18px;
  font-weight: 800;
  color: #F7F4ED;
  letter-spacing: .5px;
  white-space: nowrap;
  transition: color .3s ease;
}
.logo em {
  font-style: normal;
  color: var(--lime);
}
.main-nav { display: flex; align-items: center; gap: 28px; }
.nav-link {
  position: relative;
  font-size: 15px;
  font-weight: 500;
  color: rgba(247,244,237,.82);
  padding: 6px 0;
  white-space: nowrap;
  transition: color .25s ease;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--lime);
  transition: width .3s ease;
}
.nav-link:hover::after,
.nav-link.active::after { width: 100%; }
.nav-link:hover,
.nav-link.active { color: #fff; }
.header-right { display: flex; align-items: center; gap: 14px; }
.search-toggle {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(247,244,237,.85);
  transition: background .2s ease, color .2s ease;
}
.search-toggle:hover { background: rgba(255,255,255,.1); color: #fff; }
.search-toggle svg { width: 19px; height: 19px; }
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  background: rgba(255,255,255,.08);
}
.nav-toggle span { display: block; width: 20px; height: 2px; background: #F7F4ED; border-radius: 2px; transition: transform .3s ease, opacity .3s ease; }
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.mobile-panel {
  display: none;
  position: fixed;
  top: var(--header-h);
  left: 0;
  right: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 16px 32px rgba(15,40,27,.1);
  padding: 20px 24px 28px;
  z-index: 99;
}
.mobile-panel.open { display: block; animation: slideDown .3s ease; }
@keyframes slideDown { from { opacity: 0; transform: translateY(-12px); } to { opacity: 1; transform: translateY(0); } }
.mobile-panel .mobile-nav { display: flex; flex-direction: column; gap: 4px; }
.mobile-panel .mobile-nav a {
  padding: 14px 12px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text);
  border-radius: 10px;
  transition: background .2s ease, color .2s ease;
}
.mobile-panel .mobile-nav a:hover,
.mobile-panel .mobile-nav a.active { background: rgba(30,122,85,.1); color: var(--secondary); }
.mobile-panel .mobile-cta {
  margin-top: 16px;
  display: flex;
  gap: 12px;
}

/* ===== Hero ===== */
.page-hero {
  position: relative;
  background: var(--primary);
  padding: 72px 0 84px;
  overflow: hidden;
}
.page-hero .hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: .18;
  z-index: 0;
}
.page-hero .hero-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(120deg, var(--primary) 40%, rgba(19,64,43,.6) 100%);
}
.page-hero .container { position: relative; z-index: 1; }
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(247,244,237,.55);
  margin-bottom: 24px;
}
.breadcrumb a { color: rgba(247,244,237,.7); transition: color .2s ease; }
.breadcrumb a:hover { color: var(--lime); }
.breadcrumb .sep { opacity: .5; }
.hero-title {
  font-size: 44px;
  font-weight: 800;
  line-height: 1.2;
  color: #F7F4ED;
  margin-bottom: 20px;
  letter-spacing: 1px;
}
.hero-title .highlight { color: var(--lime); }
.hero-sub {
  font-size: 18px;
  line-height: 1.8;
  color: rgba(247,244,237,.75);
  max-width: 760px;
  margin-bottom: 32px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-badges {
  display: flex;
  gap: 16px;
  margin-top: 40px;
  flex-wrap: wrap;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.14);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: 13px;
  color: rgba(247,244,237,.85);
}
.hero-badge svg { width: 15px; height: 15px; color: var(--lime); flex-shrink: 0; }

/* ===== Section general ===== */
.section { padding: 96px 0; }
.section-alt { background: #FDFCF8; }
.section-dark { background: var(--dark); }
.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 56px;
}
.section-head .section-tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(199, 249, 75, .12);
  color: var(--secondary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .5px;
  margin-bottom: 16px;
}
.section-head h2 {
  font-size: 36px;
  font-weight: 800;
  color: var(--text);
  line-height: 1.25;
  margin-bottom: 16px;
}
.section-head p {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.8;
}

/* ===== Login ways ===== */
.ways-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.way-card {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px 30px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.way-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.way-icon {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lime);
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 20px;
  transition: background .25s ease;
}
.way-card:hover .way-icon { background: var(--secondary); }
.way-card h3 { font-size: 20px; font-weight: 700; color: var(--text); margin-bottom: 10px; }
.way-card p { font-size: 15px; line-height: 1.75; color: var(--muted); }
.way-tag {
  display: inline-block;
  margin-top: 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--secondary);
  background: rgba(30,122,85,.08);
  padding: 4px 12px;
  border-radius: 999px;
}

/* ===== Steps ===== */
.steps-wrap { counter-reset: step; }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.step-item {
  position: relative;
  background: #fff;
  border-radius: var(--radius);
  padding: 32px 24px 28px;
  border-top: 4px solid var(--secondary);
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.step-item:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.step-num {
  font-size: 44px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  color: var(--lime);
  line-height: 1;
  margin-bottom: 16px;
}
.step-item h3 { font-size: 18px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.step-item p { font-size: 14px; color: var(--muted); line-height: 1.7; }
.step-line {
  position: absolute;
  top: 48px;
  right: -16px;
  width: 16px;
  height: 2px;
  background: var(--border);
}
.step-item:last-child .step-line { display: none; }

/* ===== Content cards ===== */
.content-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}
.content-card {
  display: flex;
  gap: 24px;
  background: #fff;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease;
}
.content-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-hover); }
.content-card .card-thumb {
  flex: 0 0 240px;
  min-height: 160px;
  max-width: 240px;
  overflow: hidden;
  position: relative;
}
.content-card .card-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.content-card:hover .card-thumb img { transform: scale(1.03); }
.content-card .card-body { flex: 1; padding: 24px 24px 24px 0; min-width: 0; }
.card-badge {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--secondary);
  border: 1px solid rgba(30,122,85,.3);
  background: rgba(199,249,75,.12);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 10px;
  letter-spacing: .3px;
}
.content-card h3 { font-size: 18px; font-weight: 700; color: var(--text); line-height: 1.4; margin-bottom: 8px; }
.content-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 12px;
}
.card-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 13px;
  color: #A0AAA4;
}
.card-meta .date { font-variant-numeric: tabular-nums; }
.card-arrow {
  margin-left: auto;
  color: var(--secondary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 600;
  font-size: 14px;
  transition: gap .2s ease, color .2s ease;
}
.card-arrow:hover { gap: 8px; color: var(--action); }

/* ===== Pagination ===== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-top: 48px;
}
.page-link,
.page-num {
  min-width: 44px;
  height: 44px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  background: #fff;
  border: 1px solid var(--border);
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.page-link:hover,
.page-num:hover { border-color: var(--secondary); color: var(--secondary); }
.page-num.current { background: var(--primary); color: #fff; border-color: var(--primary); }
.page-link.prev, .page-link.next { font-size: 13px; font-weight: 500; }
.page-link.disabled { opacity: .45; pointer-events: none; }

/* ===== Safety band ===== */
.safety-band { background: var(--dark); padding: 80px 0; position: relative; overflow: hidden; }
.safety-band::before {
  content: "";
  position: absolute;
  right: -120px;
  top: -120px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  border: 2px solid rgba(199,249,75,.15);
  pointer-events: none;
}
.safety-band .section-head h2 { color: #F7F4ED; }
.safety-band .section-head p { color: rgba(247,244,237,.55); }
.safety-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 48px;
}
.safety-item {
  background: rgba(255,255,255,.04);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: background .25s ease, border-color .25s ease;
}
.safety-item:hover { background: rgba(255,255,255,.08); border-color: rgba(199,249,75,.25); }
.safety-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(199,249,75,.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.safety-icon svg { width: 22px; height: 22px; color: var(--lime); }
.safety-item h3 { font-size: 17px; font-weight: 700; color: #F7F4ED; margin-bottom: 8px; }
.safety-item p { font-size: 14px; color: rgba(247,244,237,.55); line-height: 1.7; }

/* ===== FAQ ===== */
.faq-wrap {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 60px;
  align-items: start;
}
.faq-side .section-tag {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: rgba(199,249,75,.12);
  color: var(--secondary);
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 16px;
}
.faq-side h2 { font-size: 36px; font-weight: 800; color: var(--text); line-height: 1.25; margin-bottom: 16px; }
.faq-side p { font-size: 15px; color: var(--muted); line-height: 1.8; }
.faq-list { border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 4px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  text-align: left;
  transition: color .2s ease;
}
.faq-q:hover { color: var(--secondary); }
.faq-icon {
  flex-shrink: 0;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--secondary);
  transition: transform .3s ease, background .3s ease, color .3s ease;
  position: relative;
}
.faq-icon::after {
  content: "";
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--secondary);
  border-radius: 50%;
}
.faq-item.active .faq-icon {
  transform: rotate(45deg);
  background: var(--secondary);
  color: #fff;
  border-color: var(--secondary);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease;
}
.faq-a-inner { padding: 0 46px 24px 4px; font-size: 15px; color: var(--muted); line-height: 1.75; }

/* ===== CTA / Contact ===== */
.cta-section {
  position: relative;
  background: var(--primary);
  padding: 96px 0;
  overflow: hidden;
}
.cta-section .cta-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: .1;
  z-index: 0;
}
.cta-section::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(14,33,23,.55);
  z-index: 1;
}
.cta-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.cta-left h2 {
  font-size: 36px;
  font-weight: 800;
  color: #F7F4ED;
  line-height: 1.25;
  margin-bottom: 18px;
}
.cta-left h2 span { color: var(--lime); }
.cta-left p { font-size: 16px; color: rgba(247,244,237,.7); line-height: 1.8; margin-bottom: 28px; }
.cta-points { display: flex; flex-direction: column; gap: 12px; }
.cta-point { display: flex; align-items: center; gap: 10px; font-size: 15px; color: rgba(247,244,237,.85); }
.cta-point svg { width: 20px; height: 20px; color: var(--lime); flex-shrink: 0; }
.contact-form {
  background: #fff;
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: 0 16px 48px rgba(0,0,0,.2);
}
.contact-form h3 { font-size: 20px; font-weight: 700; color: var(--text); margin-bottom: 6px; }
.contact-form > p { font-size: 14px; color: var(--muted); margin-bottom: 24px; }
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 7px;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  height: 46px;
  border: 1px solid #D8D2C5;
  border-radius: var(--radius-sm);
  padding: 0 14px;
  font-size: 14px;
  font-family: inherit;
  color: var(--text);
  background: #FDFCF8;
  transition: border-color .2s ease, box-shadow .2s ease, background .2s ease;
}
.form-group textarea { height: 100px; padding: 12px 14px; resize: vertical; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 4px rgba(30,122,85,.12);
  background: #fff;
}
.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2375857E' stroke-width='3' stroke-linecap='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  cursor: pointer;
}
.form-btn { width: 100%; margin-top: 6px; }

/* ===== Footer ===== */
.site-footer {
  background: var(--dark);
  color: rgba(247,244,237,.7);
  padding: 72px 0 0;
  font-size: 14px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  padding-bottom: 48px;
}
.footer-logo {
  font-size: 20px;
  font-weight: 800;
  color: #F7F4ED;
  letter-spacing: .5px;
}
.footer-logo em { font-style: normal; color: var(--lime); }
.footer-brand p { margin-top: 16px; line-height: 1.8; color: rgba(247,244,237,.5); max-width: 260px; }
.footer-col h4 { font-size: 15px; font-weight: 700; color: #F7F4ED; margin-bottom: 20px; }
.footer-col a,
.footer-col span {
  display: block;
  font-size: 14px;
  color: rgba(247,244,237,.55);
  margin-bottom: 12px;
  transition: color .2s ease;
}
.footer-col a:hover { color: var(--lime); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 13px;
  color: rgba(247,244,237,.4);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .main-nav { gap: 18px; }
  .header-left { gap: 24px; }
  .content-card .card-thumb { flex-basis: 200px; max-width: 200px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .faq-wrap { grid-template-columns: 1fr; gap: 32px; }
  .cta-inner { grid-template-columns: 1fr; gap: 40px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
}
@media (max-width: 767px) {
  .container { padding: 0 20px; }
  .main-nav { display: none; }
  .nav-toggle { display: flex; }
  .search-toggle, .header-right .btn { display: none; }
  .page-hero { padding: 56px 0 64px; }
  .hero-title { font-size: 32px; }
  .hero-sub { font-size: 16px; }
  .section { padding: 64px 0; }
  .section-head h2 { font-size: 30px; }
  .ways-grid { grid-template-columns: 1fr; }
  .steps-grid { grid-template-columns: 1fr; }
  .step-line { display: none; }
  .content-cards-grid { grid-template-columns: 1fr; }
  .content-card { flex-direction: column; }
  .content-card .card-thumb { flex-basis: auto; max-width: 100%; width: 100%; min-height: 180px; }
  .content-card .card-body { padding: 20px; }
  .safety-grid { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .pagination { gap: 6px; }
  .page-link, .page-num { min-width: 38px; height: 38px; padding: 0 12px; }
  .cta-section { padding: 64px 0; }
  .cta-left h2 { font-size: 30px; }
  .contact-form { padding: 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}
@media (max-width: 520px) {
  .hero-actions .btn { flex: 1 1 100%; }
  .hero-badges { flex-direction: column; gap: 10px; }
  .safety-grid { grid-template-columns: 1fr; }
}

/* roulang page: category1 */
:root {
      --primary: #13402B;
      --primary-light: #1E7A55;
      --neon: #C7F94B;
      --accent: #FF9F1C;
      --bg: #F7F4ED;
      --dark: #0E2117;
      --text: #25332C;
      --muted: #75857E;
      --error: #E14B33;
      --success: #1FA971;
      --radius: 14px;
      --radius-sm: 10px;
      --shadow: 0 8px 30px rgba(15, 40, 27, .08);
      --shadow-hover: 0 14px 36px rgba(15, 40, 27, .14);
      --container: 1200px;
      --space: 96px;
      --space-md: 64px;
      --space-sm: 48px;
      --font: "PingFang SC", "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);
      background: var(--bg);
      color: var(--text);
      font-size: 18px;
      line-height: 1.8;
      -webkit-font-smoothing: antialiased;
      text-align: left;
    }

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

    a {
      color: inherit;
      text-decoration: none;
      transition: color .2s ease;
    }

    button,
    input,
    select,
    textarea {
      font-family: var(--font);
      font-size: 15px;
    }

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

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      border: none;
      border-radius: var(--radius-sm);
      font-weight: 700;
      font-size: 16px;
      padding: 12px 28px;
      cursor: pointer;
      transition: background .25s ease, transform .15s ease, box-shadow .25s ease, border-color .25s ease;
      text-decoration: none;
      line-height: 1.4;
    }

    .btn:active {
      transform: scale(.98);
    }

    .btn:focus-visible {
      outline: 3px solid var(--accent);
      outline-offset: 2px;
    }

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

    .btn-accent:hover {
      background: #eb8c0c;
      box-shadow: 0 8px 20px rgba(255, 159, 28, .28);
    }

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

    .btn-primary:hover {
      background: var(--primary-light);
      box-shadow: 0 8px 20px rgba(19, 64, 43, .22);
    }

    .btn-outline {
      background: transparent;
      border: 2px solid var(--primary);
      color: var(--primary);
    }

    .btn-outline:hover {
      background: rgba(19, 64, 43, .06);
      border-color: var(--primary-light);
      color: var(--primary-light);
    }

    .btn-sm {
      padding: 8px 18px;
      font-size: 14px;
      border-radius: 8px;
    }

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

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

    .section-title {
      font-size: 36px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.3;
      letter-spacing: -0.01em;
      margin-bottom: 12px;
    }

    .section-subtitle {
      font-size: 18px;
      color: var(--muted);
      max-width: 640px;
      line-height: 1.7;
      margin-bottom: 48px;
    }

    .text-center {
      text-align: center;
    }

    .badge {
      display: inline-block;
      padding: 4px 14px;
      border-radius: 999px;
      font-size: 13px;
      font-weight: 600;
      background: rgba(30, 122, 85, .08);
      color: var(--primary-light);
      border: 1px solid rgba(30, 122, 85, .3);
      letter-spacing: .02em;
    }

    /* ============== HEADER ============== */
    .site-header {
      position: sticky;
      top: 0;
      z-index: 1000;
      height: 64px;
      background: var(--bg);
      border-bottom: 1px solid transparent;
      transition: background .3s ease, box-shadow .3s ease, border-color .3s ease;
    }

    .site-header.scrolled {
      background: var(--bg);
      border-bottom: 1px solid rgba(19, 64, 43, .1);
      box-shadow: 0 6px 24px rgba(15, 40, 27, .06);
    }

    .header-inner {
      height: 64px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
    }

    .header-left {
      display: flex;
      align-items: center;
      gap: 40px;
      min-width: 0;
    }

    .logo {
      font-size: 21px;
      font-weight: 800;
      color: var(--primary);
      white-space: nowrap;
      letter-spacing: -0.01em;
    }

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

    .main-nav {
      display: flex;
      gap: 28px;
    }

    .main-nav .nav-link {
      font-size: 16px;
      font-weight: 500;
      color: var(--text);
      padding: 20px 0 14px;
      border-bottom: 2px solid transparent;
      white-space: nowrap;
      transition: color .2s ease, border-color .2s ease;
    }

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

    .main-nav .nav-link.active {
      color: var(--primary);
      border-bottom-color: var(--primary);
      font-weight: 700;
    }

    .header-right {
      display: flex;
      align-items: center;
      gap: 16px;
      flex-shrink: 0;
    }

    .search-toggle {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      border-radius: 10px;
      border: 1px solid rgba(19, 64, 43, .15);
      background: transparent;
      color: var(--primary);
      cursor: pointer;
      transition: background .2s ease, border-color .2s ease;
    }

    .search-toggle:hover {
      background: rgba(30, 122, 85, .08);
      border-color: var(--primary-light);
    }

    .nav-toggle {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 40px;
      height: 40px;
      border: none;
      background: transparent;
      cursor: pointer;
      padding: 0 8px;
    }

    .nav-toggle span {
      display: block;
      height: 2px;
      border-radius: 2px;
      background: var(--primary);
      transition: transform .3s ease, opacity .3s ease;
    }

    .nav-toggle.active span:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }

    .nav-toggle.active span:nth-child(2) {
      opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    .search-panel {
      position: absolute;
      top: 64px;
      left: 0;
      right: 0;
      background: var(--bg);
      border-bottom: 1px solid rgba(19, 64, 43, .1);
      max-height: 0;
      overflow: hidden;
      transition: max-height .3s ease;
      box-shadow: 0 10px 24px rgba(15, 40, 27, .05);
    }

    .search-panel.open {
      max-height: 100px;
    }

    .search-panel-inner {
      padding: 14px 0;
    }

    .search-panel input {
      width: 100%;
      height: 46px;
      border: 1px solid rgba(19, 64, 43, .18);
      border-radius: var(--radius-sm);
      padding: 0 16px;
      font-size: 16px;
      background: #fff;
      color: var(--text);
    }

    .search-panel input:focus {
      outline: none;
      border-color: var(--primary-light);
      box-shadow: 0 0 0 4px rgba(30, 122, 85, .1);
    }

    .mobile-menu {
      display: none;
      position: fixed;
      top: 64px;
      left: 0;
      right: 0;
      bottom: 0;
      background: var(--bg);
      z-index: 999;
      padding: 32px 24px;
      flex-direction: column;
      gap: 8px;
      overflow-y: auto;
    }

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

    .mobile-menu .nav-link {
      display: block;
      padding: 14px 0;
      font-size: 18px;
      font-weight: 600;
      color: var(--text);
      border-bottom: 1px solid rgba(19, 64, 43, .08);
    }

    .mobile-menu .nav-link.active {
      color: var(--primary);
    }

    .mobile-menu .btn {
      margin-top: 24px;
    }

    /* ============== PAGE HERO ============== */
    .page-hero {
      position: relative;
      padding: 64px 0 56px;
      background:
        linear-gradient(to bottom, rgba(247, 244, 237, .92), rgba(247, 244, 237, .97)),
        url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
      border-bottom: 1px solid rgba(19, 64, 43, .06);
      overflow: hidden;
    }

    .page-hero::after {
      content: '';
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(19, 64, 43, .03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(19, 64, 43, .03) 1px, transparent 1px);
      background-size: 42px 42px;
      pointer-events: none;
    }

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

    .breadcrumb {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 6px;
      font-size: 14px;
      color: var(--muted);
      margin-bottom: 16px;
    }

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

    .breadcrumb-sep {
      color: rgba(117, 133, 126, .6);
    }

    .page-hero h1 {
      font-size: 44px;
      font-weight: 800;
      color: var(--primary);
      letter-spacing: -0.02em;
      line-height: 1.25;
      margin-bottom: 20px;
    }

    .page-hero .lead {
      font-size: 18px;
      line-height: 1.8;
      color: var(--text);
      max-width: 680px;
      margin-bottom: 32px;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 32px;
    }

    .hero-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 12px;
    }

    .hero-badge {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      background: #fff;
      border: 1px solid rgba(19, 64, 43, .1);
      border-radius: 999px;
      padding: 8px 18px;
      font-size: 14px;
      font-weight: 600;
      color: var(--primary);
      box-shadow: var(--shadow);
    }

    .hero-badge .dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--neon);
      box-shadow: 0 0 0 3px rgba(199, 249, 75, .35);
    }

    /* ============== MATCHES / CARDS ============== */
    .matches-section {
      background: var(--bg);
    }

    .section-head {
      display: flex;
      flex-wrap: wrap;
      align-items: flex-end;
      justify-content: space-between;
      gap: 16px;
      margin-bottom: 36px;
    }

    .section-head .section-title {
      margin-bottom: 0;
    }

    .cards-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .entry-card {
      background: #fff;
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: transform .25s ease, box-shadow .25s ease;
      display: flex;
      flex-direction: column;
    }

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

    .card-media {
      aspect-ratio: 16 / 9;
      overflow: hidden;
      background: var(--primary);
    }

    .card-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .4s ease;
    }

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

    .card-body {
      padding: 22px 24px 24px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      flex: 1;
    }

    .card-body .badge {
      align-self: flex-start;
    }

    .card-body h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--text);
      line-height: 1.45;
    }

    .card-body p {
      font-size: 14px;
      line-height: 1.65;
      color: var(--muted);
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
      flex: 1;
    }

    .card-meta {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-size: 13px;
      color: var(--muted);
      padding-top: 4px;
      border-top: 1px solid rgba(19, 64, 43, .06);
      margin-top: 4px;
    }

    .card-link {
      display: inline-flex;
      align-items: center;
      gap: 4px;
      font-weight: 600;
      color: var(--primary-light);
      font-size: 14px;
    }

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

    .card-link svg {
      transition: transform .2s ease;
    }

    .card-link:hover svg {
      transform: translateX(3px);
    }

    /* Pagination */
    .pagination {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      align-items: center;
      gap: 8px;
      margin-top: 48px;
    }

    .page-link {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 40px;
      height: 40px;
      padding: 0 14px;
      border-radius: 8px;
      border: 1px solid rgba(19, 64, 43, .14);
      background: #fff;
      font-size: 14px;
      font-weight: 600;
      color: var(--text);
      transition: background .2s ease, color .2s ease, border-color .2s ease;
    }

    .page-link:hover {
      border-color: var(--primary-light);
      color: var(--primary-light);
    }

    .page-link.active {
      background: var(--primary);
      color: #fff;
      border-color: var(--primary);
    }

    .page-link.prev,
    .page-link.next {
      font-weight: 500;
      color: var(--muted);
    }

    .page-link.prev:hover,
    .page-link.next:hover {
      color: var(--primary);
    }

    /* ============== FEATURES ============== */
    .features-section {
      background: #fff;
      border-top: 1px solid rgba(19, 64, 43, .05);
      border-bottom: 1px solid rgba(19, 64, 43, .05);
    }

    .feature-grid {
      display: grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 24px;
    }

    .feature-card {
      background: var(--bg);
      border-radius: var(--radius);
      padding: 32px;
      border: 1px solid rgba(19, 64, 43, .06);
      transition: box-shadow .25s ease, transform .25s ease, background .25s ease;
    }

    .feature-card:hover {
      box-shadow: var(--shadow-hover);
      transform: translateY(-3px);
      background: #fff;
    }

    .feature-icon {
      width: 52px;
      height: 52px;
      border-radius: 50%;
      background: var(--primary);
      display: flex;
      align-items: center;
      justify-content: center;
      color: var(--neon);
      margin-bottom: 20px;
      transition: background .25s ease;
    }

    .feature-card:hover .feature-icon {
      background: var(--primary-light);
    }

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

    .feature-card h3 {
      font-size: 20px;
      font-weight: 700;
      color: var(--text);
      margin-bottom: 10px;
    }

    .feature-card p {
      font-size: 15px;
      line-height: 1.7;
      color: var(--muted);
    }

    /* ============== SCENES ============== */
    .scenes-section {
      background: var(--bg);
    }

    .scene-block {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 56px;
      align-items: center;
      margin-bottom: 72px;
    }

    .scene-block:last-child {
      margin-bottom: 0;
    }

    .scene-block.reverse .scene-media {
      order: 2;
    }

    .scene-block.reverse .scene-content {
      order: 1;
    }

    .scene-media {
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      aspect-ratio: 4 / 3;
      background: var(--primary);
    }

    .scene-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .4s ease;
    }

    .scene-media:hover img {
      transform: scale(1.02);
    }

    .scene-content .badge {
      margin-bottom: 14px;
    }

    .scene-content h3 {
      font-size: 24px;
      font-weight: 800;
      color: var(--primary);
      line-height: 1.4;
      margin-bottom: 14px;
    }

    .scene-content p {
      font-size: 16px;
      line-height: 1.8;
      color: var(--muted);
    }

    /* ============== STEPS ============== */
    .steps-section {
      background: var(--dark);
      color: #fff;
      position: relative;
      overflow: hidden;
    }

    .steps-section::before {
      content: '';
      position: absolute;
      right: -80px;
      bottom: -80px;
      width: 300px;
      height: 300px;
      border-radius: 50%;
      border: 2px solid rgba(199, 249, 75, .15);
    }

    .steps-section::after {
      content: '';
      position: absolute;
      right: 40px;
      bottom: 40px;
      width: 140px;
      height: 140px;
      border-radius: 50%;
      border: 1px solid rgba(199, 249, 75, .2);
    }

    .steps-section .container {
      position: relative;
      z-index: 2;
    }

    .steps-section .section-title {
      color: #fff;
    }

    .steps-section .section-subtitle {
      color: rgba(255, 255, 255, .7);
    }

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

    .step-card {
      background: rgba(255, 255, 255, .04);
      border: 1px solid rgba(255, 255, 255, .08);
      border-radius: var(--radius);
      padding: 32px 28px;
      transition: background .25s ease, transform .25s ease, border-color .25s ease;
    }

    .step-card:hover {
      background: rgba(255, 255, 255, .07);
      transform: translateY(-3px);
      border-color: rgba(199, 249, 75, .3);
    }

    .step-num {
      font-size: 52px;
      font-weight: 800;
      color: var(--neon);
      font-variant-numeric: tabular-nums;
      line-height: 1;
      margin-bottom: 18px;
      letter-spacing: -0.02em;
    }

    .step-card h3 {
      font-size: 18px;
      font-weight: 700;
      color: #fff;
      margin-bottom: 10px;
    }

    .step-card p {
      font-size: 14px;
      line-height: 1.7;
      color: rgba(255, 255, 255, .65);
    }

    /* ============== FAQ ============== */
    .faq-section {
      background: #fff;
    }

    .faq-layout {
      display: grid;
      grid-template-columns: 380px 1fr;
      gap: 64px;
      align-items: start;
    }

    .faq-layout .section-title {
      margin-bottom: 16px;
    }

    .faq-layout .section-subtitle {
      margin-bottom: 0;
    }

    .faq-list {
      border-top: 1px solid rgba(19, 64, 43, .1);
    }

    .faq-item {
      border-bottom: 1px solid rgba(19, 64, 43, .1);
    }

    .faq-q {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 20px;
      width: 100%;
      background: none;
      border: none;
      text-align: left;
      padding: 22px 0;
      font-size: 16px;
      font-weight: 600;
      color: var(--text);
      cursor: pointer;
      transition: color .2s ease;
    }

    .faq-q:hover {
      color: var(--primary);
    }

    .faq-icon {
      position: relative;
      width: 20px;
      height: 20px;
      flex-shrink: 0;
      transition: transform .3s ease;
    }

    .faq-icon::before,
    .faq-icon::after {
      content: '';
      position: absolute;
      background: var(--primary);
      border-radius: 2px;
      transition: background .2s ease;
    }

    .faq-icon::before {
      width: 16px;
      height: 2px;
      top: 9px;
      left: 2px;
    }

    .faq-icon::after {
      width: 2px;
      height: 16px;
      top: 2px;
      left: 9px;
    }

    .faq-q:hover .faq-icon::before,
    .faq-q:hover .faq-icon::after {
      background: var(--primary-light);
    }

    .faq-item.open .faq-icon {
      transform: rotate(45deg);
    }

    .faq-a {
      max-height: 0;
      overflow: hidden;
      transition: max-height .3s ease;
    }

    .faq-a-inner {
      padding-bottom: 22px;
      font-size: 16px;
      line-height: 1.7;
      color: var(--muted);
      padding-right: 32px;
    }

    /* ============== CTA ============== */
    .cta-section {
      position: relative;
      padding: var(--space) 0;
      background:
        linear-gradient(135deg, rgba(19, 64, 43, .97), rgba(14, 33, 23, .98)),
        url('/assets/images/backpic/back-2.png') center/cover no-repeat;
      color: #fff;
    }

    .cta-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      align-items: center;
    }

    .cta-left h2 {
      font-size: 36px;
      font-weight: 800;
      line-height: 1.3;
      margin-bottom: 20px;
      color: #fff;
    }

    .cta-left p {
      font-size: 16px;
      line-height: 1.8;
      color: rgba(255, 255, 255, .75);
      max-width: 440px;
    }

    .cta-form {
      background: rgba(255, 255, 255, .06);
      border: 1px solid rgba(255, 255, 255, .1);
      border-radius: var(--radius);
      padding: 36px;
      backdrop-filter: blur(4px);
    }

    .form-group {
      margin-bottom: 18px;
    }

    .form-group label {
      display: block;
      font-size: 14px;
      font-weight: 600;
      color: rgba(255, 255, 255, .85);
      margin-bottom: 6px;
    }

    .form-control {
      width: 100%;
      height: 46px;
      border: 1px solid rgba(255, 255, 255, .2);
      border-radius: var(--radius-sm);
      padding: 0 14px;
      font-size: 15px;
      background: rgba(255, 255, 255, .08);
      color: #fff;
      transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
    }

    .form-control::placeholder {
      color: rgba(255, 255, 255, .4);
    }

    .form-control:focus {
      outline: none;
      border-color: var(--neon);
      box-shadow: 0 0 0 4px rgba(199, 249, 75, .18);
      background: rgba(255, 255, 255, .12);
    }

    select.form-control {
      appearance: none;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M6 8 0 0h12z' fill='%23C7F94B'/%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: right 14px center;
    }

    select.form-control option {
      color: var(--text);
      background: #fff;
    }

    textarea.form-control {
      height: 110px;
      padding: 12px 14px;
      resize: vertical;
    }

    .cta-form .btn {
      width: 100%;
      margin-top: 8px;
    }

    /* ============== FOOTER ============== */
    .site-footer {
      background: var(--dark);
      color: rgba(255, 255, 255, .72);
      padding: 64px 0 0;
      font-size: 15px;
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1.2fr;
      gap: 48px;
      padding-bottom: 48px;
      border-bottom: 1px solid rgba(255, 255, 255, .08);
    }

    .footer-logo {
      display: inline-block;
      font-size: 22px;
      font-weight: 800;
      color: #F7F4ED;
      margin-bottom: 14px;
      letter-spacing: -0.01em;
    }

    .footer-logo:hover {
      color: var(--neon);
    }

    .footer-brand p {
      font-size: 14px;
      line-height: 1.8;
      color: rgba(255, 255, 255, .55);
      max-width: 280px;
    }

    .footer-col h4 {
      font-size: 15px;
      font-weight: 700;
      color: rgba(255, 255, 255, .9);
      margin-bottom: 16px;
      letter-spacing: .02em;
    }

    .footer-col a,
    .footer-col span {
      display: block;
      font-size: 14px;
      line-height: 2.2;
      color: rgba(255, 255, 255, .55);
      text-decoration: none;
      transition: color .2s ease;
    }

    .footer-col a:hover {
      color: var(--neon);
    }

    .footer-bottom {
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      align-items: center;
      gap: 12px;
      padding: 22px 0;
      font-size: 13px;
      color: rgba(255, 255, 255, .4);
    }

    /* ============== RESPONSIVE ============== */
    @media (max-width: 1024px) {
      .faq-layout {
        grid-template-columns: 1fr;
        gap: 32px;
      }

      .scenes-section .scene-block {
        gap: 32px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
      }

      .step-card {
        padding: 24px 20px;
      }
    }

    @media (max-width: 768px) {
      :root {
        --space: 64px;
        --space-md: 48px;
        --space-sm: 36px;
      }

      .main-nav {
        display: none;
      }

      .header-right .btn-sm {
        display: none;
      }

      .nav-toggle {
        display: flex;
      }

      .search-toggle {
        width: 38px;
        height: 38px;
      }

      .page-hero {
        padding: 44px 0 40px;
      }

      .page-hero h1 {
        font-size: 32px;
      }

      .page-hero .lead {
        font-size: 16px;
      }

      .section-title {
        font-size: 30px;
      }

      .cards-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .feature-grid {
        grid-template-columns: 1fr;
        gap: 20px;
      }

      .scene-block {
        grid-template-columns: 1fr;
        gap: 24px;
        margin-bottom: 56px;
      }

      .scene-block.reverse .scene-media {
        order: 1;
      }

      .scene-block.reverse .scene-content {
        order: 2;
      }

      .scene-block .scene-media {
        aspect-ratio: 16 / 10;
      }

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

      .cta-grid {
        grid-template-columns: 1fr;
        gap: 40px;
      }

      .cta-left h2 {
        font-size: 30px;
      }

      .cta-form {
        padding: 28px 24px;
      }

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

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

      .container {
        padding: 0 20px;
      }
    }

    @media (max-width: 520px) {
      body {
        font-size: 16px;
      }

      .page-hero h1 {
        font-size: 28px;
      }

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

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

      .hero-badges {
        gap: 8px;
      }

      .hero-badge {
        padding: 6px 14px;
        font-size: 13px;
      }

      .section-title {
        font-size: 26px;
      }

      .card-body {
        padding: 18px 18px 20px;
      }

      .card-body h3 {
        font-size: 18px;
      }

      .feature-card {
        padding: 24px 20px;
      }

      .pagination .page-link {
        min-width: 36px;
        height: 36px;
        padding: 0 10px;
        font-size: 13px;
      }

      .step-num {
        font-size: 42px;
      }

      .faq-q {
        font-size: 15px;
      }

      .btn {
        padding: 12px 22px;
      }
    }