/* roulang page: index */
:root{
  --primary:#0F3D2E;
  --primary-dark:#0A2C21;
  --primary-soft:rgba(15,61,46,.08);
  --accent:#F5A623;
  --accent-dark:#D98C0C;
  --lime:#4CD97B;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --text:#1B2A24;
  --muted:#6B7C74;
  --border:rgba(15,61,46,.12);
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 6px 24px rgba(15,61,46,.08);
  --shadow-hover:0 10px 32px rgba(15,61,46,.14);
  --container:1200px;
  --space:80px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Helvetica Neue",Arial,sans-serif;
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  padding-bottom:0;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:radial-gradient(rgba(15,61,46,.055) 1px, transparent 1px);
  background-size:22px 22px;
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border-radius:var(--radius);}
a{color:var(--primary);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-dark);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(245,166,35,.55);outline-offset:2px;border-radius:6px;}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;line-height:1.25;letter-spacing:-.01em;color:var(--primary-dark);}
h1{font-size:clamp(28px,4.2vw,50px);}
h2{font-size:clamp(23px,2.8vw,34px);}
h3{font-size:clamp(18px,1.7vw,23px);font-weight:700;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;position:relative;z-index:1;}
main{position:relative;z-index:1;}
.section{padding:var(--space) 0;}
.section--tight{padding:56px 0;}
.section--dark{background:var(--primary);color:#EAF3EE;}
.section--dark h2,.section--dark h3{color:#fff;}
.section--paper{background:#fff;}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-dark);margin-bottom:12px;}
.section-head p{color:var(--muted);font-size:16px;margin:0;}
.section--dark .section-head p{color:rgba(234,243,238,.78);}
.section--dark .eyebrow{color:var(--lime);}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(247,245,240,.88);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.nav-wrap{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  height:68px;
}
.brand{display:flex;align-items:center;gap:11px;color:var(--primary-dark);font-weight:800;}
.brand:hover{color:var(--primary-dark);}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:linear-gradient(135deg,var(--primary) 0%,#17624A 100%);
  display:grid;place-items:center;color:var(--accent);font-size:17px;
  box-shadow:0 4px 14px rgba(15,61,46,.22);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text strong{font-size:18px;letter-spacing:-.01em;}
.brand-text span{font-size:11.5px;font-weight:600;color:var(--muted);letter-spacing:.06em;}
.nav-main{display:flex;align-items:center;gap:4px;}
.nav-main a{
  position:relative;
  padding:10px 13px;
  font-size:15px;
  font-weight:500;
  color:#3B4C45;
  border-radius:8px;
}
.nav-main a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:4px;height:2px;
  background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-main a:hover{color:var(--primary);background:var(--primary-soft);}
.nav-main a:hover::after{transform:scaleX(1);}
.nav-main a.active{color:var(--primary);font-weight:700;}
.nav-main a.active::after{transform:scaleX(1);}
.nav-cta{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--accent);color:#2A1A00;font-weight:700;font-size:15px;
  padding:11px 20px;border-radius:var(--radius-sm);white-space:nowrap;
  box-shadow:0 4px 16px rgba(245,166,35,.32);
}
.nav-cta:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);}
.nav-cta{transition:transform .2s ease,background .2s ease,color .2s ease;}
.mobile-top-actions{display:none;align-items:center;gap:14px;}
.icon-btn{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--border);background:#fff;
  display:grid;place-items:center;color:var(--primary);font-size:16px;
}
.icon-btn:hover{background:var(--primary);color:#fff;}

/* ===== Hero ===== */
.hero{
  position:relative;
  padding:64px 0 72px;
  overflow:hidden;
}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(100deg,rgba(10,44,33,.94) 0%,rgba(15,61,46,.88) 45%,rgba(15,61,46,.62) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
  z-index:0;
}
.hero-grid{
  display:grid;
  grid-template-columns:6fr 4fr;
  gap:48px;
  align-items:center;
  position:relative;
  z-index:1;
}
.hero-copy{color:#EAF3EE;}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(76,217,123,.16);
  border:1px solid rgba(76,217,123,.42);
  color:var(--lime);
  font-size:13px;font-weight:700;letter-spacing:.04em;
  padding:7px 15px;border-radius:999px;margin-bottom:20px;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(76,217,123,.2);}
.hero h1{color:#fff;margin-bottom:18px;font-size:clamp(30px,4.4vw,52px);line-height:1.2;}
.hero h1 em{font-style:normal;color:var(--accent);}
.hero-sub{
  font-size:17.5px;line-height:1.8;color:rgba(234,243,238,.86);
  max-width:540px;margin-bottom:30px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:15.5px;font-weight:700;padding:13px 26px;border-radius:var(--radius-sm);
  border:1px solid transparent;transition:all .2s ease;line-height:1.2;
}
.btn-primary{background:var(--accent);color:#2A1A00;box-shadow:0 6px 20px rgba(245,166,35,.32);}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 28px rgba(245,166,35,.4);}
.btn-outline{background:transparent;border-color:rgba(255,255,255,.5);color:#fff;}
.btn-outline:hover{background:#fff;color:var(--primary);border-color:#fff;transform:translateY(-2px);}
.btn-ghost{background:var(--primary-soft);color:var(--primary);border-color:transparent;}
.btn-ghost:hover{background:var(--primary);color:#fff;transform:translateY(-2px);}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:34px;
  border-top:1px solid rgba(255,255,255,.18);padding-top:26px;
}
.hero-stats .stat b{display:block;font-size:26px;color:#fff;font-weight:800;line-height:1.1;}
.hero-stats .stat span{font-size:13.5px;color:rgba(234,243,238,.7);}
.hero-visual{position:relative;}
.hero-card{
  background:#fff;border-radius:18px;padding:14px;box-shadow:0 18px 48px rgba(5,26,19,.36);
}
.hero-card img{aspect-ratio:16/11;object-fit:cover;border-radius:12px;width:100%;}
.hero-card-body{padding:14px 6px 6px;}
.hero-card-body .tag{display:inline-block;background:var(--primary-soft);color:var(--primary);font-size:12px;font-weight:700;padding:4px 10px;border-radius:999px;margin-bottom:8px;}
.hero-card-body h3{font-size:17px;margin-bottom:6px;}
.hero-card-body p{font-size:14px;color:var(--muted);margin:0;}
.hero-float{
  position:absolute;left:-26px;bottom:-22px;
  background:var(--primary-dark);border-radius:14px;padding:14px 18px;
  box-shadow:0 14px 34px rgba(5,26,19,.4);color:#fff;min-width:170px;
}
.hero-float b{display:block;font-size:22px;color:var(--lime);line-height:1.2;}
.hero-float span{font-size:12.5px;color:rgba(234,243,238,.72);}

/* ===== 指标条 ===== */
.metrics{background:#fff;border-bottom:1px solid var(--border);}
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);}
.metric{padding:26px 22px;border-right:1px solid var(--border);}
.metric:last-child{border-right:0;}
.metric i{color:var(--accent);font-size:18px;margin-bottom:8px;display:block;}
.metric b{display:block;font-size:27px;font-weight:800;color:var(--primary);line-height:1.15;}
.metric span{font-size:13.5px;color:var(--muted);}

/* ===== 品牌理念 ===== */
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;}
.story-media{position:relative;}
.story-media img{aspect-ratio:4/3;object-fit:cover;box-shadow:var(--shadow-hover);width:100%;}
.story-media::after{
  content:"";position:absolute;right:-16px;bottom:-16px;width:120px;height:120px;border-radius:18px;
  background:repeating-linear-gradient(45deg,var(--accent) 0 8px,rgba(245,166,35,.25) 8px 16px);
  z-index:-1;
}
.story-copy p{color:#41544C;font-size:16.5px;}
.idea-list{display:grid;gap:14px;margin-top:28px;}
.idea{
  display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease;
}
.idea:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.idea i{
  width:40px;height:40px;flex:0 0 40px;border-radius:11px;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);font-size:16px;
}
.idea h3{font-size:16.5px;margin-bottom:3px;}
.idea p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.65;}

/* ===== 精选内容 ===== */
.feature-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;}
.card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease;
  display:flex;flex-direction:column;height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.card-media{position:relative;overflow:hidden;}
.card-media img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;transition:transform .5s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.badge-cat{
  position:absolute;top:12px;left:12px;background:rgba(10,44,33,.88);color:#fff;
  font-size:12px;font-weight:700;padding:5px 12px;border-radius:999px;backdrop-filter:blur(4px);
}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:19px;margin-bottom:10px;}
.card-body p{color:var(--muted);font-size:15px;margin-bottom:16px;}
.card-meta{
  margin-top:auto;display:flex;align-items:center;justify-content:space-between;
  font-size:13.5px;color:var(--muted);border-top:1px dashed var(--border);padding-top:13px;
}
.card-meta .more{font-weight:700;color:var(--primary);}
.card-meta .more:hover{color:var(--accent-dark);}
.card--lead .card-body h3{font-size:24px;}
.card--lead .card-media img{aspect-ratio:16/10;}
.mini-stack{display:grid;gap:24px;grid-template-rows:1fr 1fr;}

/* ===== 分类入口 ===== */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.cat-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:24px 22px;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;height:100%;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(245,166,35,.6);}
.cat-card i{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:var(--primary);color:var(--accent);font-size:19px;margin-bottom:16px;
}
.cat-card h3{font-size:18px;margin-bottom:8px;}
.cat-card p{font-size:14.5px;color:var(--muted);margin-bottom:18px;}
.cat-card .link{margin-top:auto;font-size:14px;font-weight:700;color:var(--primary);}
.cat-card:hover .link{color:var(--accent-dark);}

/* ===== 最新信息列表 ===== */
.news-layout{display:grid;grid-template-columns:1.05fr 1fr;gap:32px;align-items:start;}
.news-lead{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease;
}
.news-lead:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.news-lead img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.news-lead-body{padding:22px 24px 24px;}
.news-lead-body h3{font-size:22px;margin-bottom:10px;}
.news-lead-body p{color:var(--muted);font-size:15px;margin-bottom:14px;}
.news-list{display:grid;gap:12px;}
.news-item{
  display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.news-item:hover{transform:translateX(4px);box-shadow:var(--shadow-hover);border-color:rgba(245,166,35,.5);}
.news-item .idx{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:var(--primary-soft);color:var(--primary);font-weight:800;font-size:14px;
}
.news-item h4{margin:0 0 5px;font-size:16.5px;font-weight:700;line-height:1.45;}
.news-item h4 a{color:var(--primary-dark);}
.news-item h4 a:hover{color:var(--accent-dark);}
.news-item p{margin:0 0 8px;font-size:14px;color:var(--muted);line-height:1.6;}
.news-item .meta{display:flex;flex-wrap:wrap;gap:12px;font-size:12.5px;color:var(--muted);}
.news-item .meta .chip{background:var(--primary-soft);color:var(--primary);font-weight:700;padding:2px 10px;border-radius:999px;}
.empty-state{
  background:#fff;border:1px dashed var(--border);border-radius:var(--radius);
  padding:44px 24px;text-align:center;color:var(--muted);box-shadow:var(--shadow);
}
.empty-state i{font-size:26px;color:var(--accent);margin-bottom:12px;display:block;}
.empty-state strong{display:block;color:var(--primary-dark);font-size:17px;margin-bottom:6px;}

/* ===== 信任背书 ===== */
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.trust-card{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);
  border-radius:var(--radius);padding:26px 24px;
  transition:background .2s ease,transform .2s ease;
}
.trust-card:hover{background:rgba(255,255,255,.1);transform:translateY(-3px);}
.trust-card i{color:var(--lime);font-size:20px;margin-bottom:14px;display:block;}
.trust-card b{display:block;font-size:30px;font-weight:800;color:#fff;line-height:1.1;margin-bottom:6px;}
.trust-card span{font-size:14px;color:rgba(234,243,238,.72);}
.timeline{display:grid;gap:0;margin-top:46px;border-top:1px solid rgba(255,255,255,.16);}
.tl-row{
  display:grid;grid-template-columns:130px 1fr;gap:26px;padding:20px 0;
  border-bottom:1px solid rgba(255,255,255,.12);align-items:baseline;
}
.tl-row b{color:var(--accent);font-size:14px;font-weight:800;letter-spacing:.05em;}
.tl-row p{margin:0;color:rgba(234,243,238,.82);font-size:15px;}

/* ===== FAQ ===== */
.faq-list{display:grid;gap:14px;max-width:880px;}
.faq-item{
  background:#fff;border:1px solid var(--border);border-left:4px solid var(--primary);
  border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;
  transition:box-shadow .2s ease,border-left-color .2s ease;
}
.faq-item:hover{box-shadow:var(--shadow-hover);}
.faq-item.open{border-left-color:var(--accent);}
.faq-q{
  width:100%;background:none;border:0;text-align:left;
  padding:19px 22px;font-size:16.5px;font-weight:700;color:var(--primary-dark);
  display:flex;align-items:center;justify-content:space-between;gap:16px;line-height:1.5;
}
.faq-q i{color:var(--accent);transition:transform .25s ease;font-size:14px;}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;
  background:#FBFAF7;padding:0 22px;
}
.faq-item.open .faq-a{max-height:420px;padding:16px 22px 22px;}
.faq-a p{margin:0;color:#48584F;font-size:15.5px;line-height:1.8;}

/* ===== CTA / 订阅 ===== */
.cta-box{
  background:linear-gradient(105deg,var(--primary) 0%,#155A42 100%);
  border-radius:22px;padding:52px 54px;color:#EAF3EE;display:grid;
  grid-template-columns:1.1fr 1fr;gap:44px;align-items:center;
  box-shadow:0 20px 50px rgba(15,61,46,.24);
}
.cta-box h2{color:#fff;margin-bottom:12px;}
.cta-box p{color:rgba(234,243,238,.84);margin:0;font-size:16px;}
.sub-form{display:flex;gap:12px;flex-wrap:wrap;}
.sub-form input[type="email"]{
  flex:1 1 220px;min-width:0;padding:14px 16px;border-radius:var(--radius-sm);
  border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.1);
  color:#fff;font-size:15px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.sub-form input[type="email"]::placeholder{color:rgba(234,243,238,.6);}
.sub-form input[type="email"]:focus{
  outline:none;border-color:var(--accent);background:rgba(255,255,255,.16);
  box-shadow:0 0 0 4px rgba(245,166,35,.2);
}
.sub-form input.error{border-color:#E8574A;box-shadow:0 0 0 4px rgba(232,87,74,.2);}
.sub-form input.success{border-color:var(--lime);box-shadow:0 0 0 4px rgba(76,217,123,.22);}
.form-msg{font-size:13.5px;margin-top:10px;min-height:20px;color:rgba(234,243,238,.78);}
.form-msg.err{color:#FFB4AC;}
.form-msg.ok{color:var(--lime);}
.cta-side{display:flex;flex-direction:column;gap:14px;}
.cta-side .btn{width:100%;}

/* ===== 页脚 ===== */
.site-footer{background:var(--primary-dark);color:rgba(234,243,238,.76);padding:60px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:11px;color:#fff;font-weight:800;font-size:18px;margin-bottom:14px;}
.footer-brand .brand-mark{background:linear-gradient(135deg,var(--accent) 0%,#D98C0C 100%);color:#2A1A00;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:700;}
.footer-col li{margin-bottom:9px;}
.footer-col a{color:rgba(234,243,238,.74);font-size:14.5px;}
.footer-col a:hover{color:var(--accent);}
.footer-about p{font-size:14.5px;line-height:1.8;margin-bottom:16px;}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:rgba(234,243,238,.6);
}
.footer-bottom a{color:rgba(234,243,238,.6);}
.footer-bottom a:hover{color:var(--accent);}

/* ===== 移动底部 Tab ===== */
.mobile-tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:80;
  background:rgba(255,255,255,.97);backdrop-filter:blur(12px);
  border-top:1px solid var(--border);
  padding-bottom:env(safe-area-inset-bottom);
  box-shadow:0 -6px 22px rgba(15,61,46,.08);
}
.mobile-tabbar ul{display:flex;}
.mobile-tabbar li{flex:1;}
.mobile-tabbar a{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
  height:60px;font-size:11.5px;color:var(--muted);font-weight:600;
}
.mobile-tabbar a i{font-size:17px;}
.mobile-tabbar a.active{color:var(--primary);}
.mobile-tabbar a.active i{color:var(--accent);}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  :root{--space:56px;}
  .nav-main{display:none;}
  .nav-cta{display:none;}
  .mobile-top-actions{display:flex;}
  .hero{padding:48px 0 56px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero-float{position:static;margin-top:16px;display:inline-block;}
  .metrics-grid{grid-template-columns:repeat(2,1fr);}
  .metric:nth-child(2){border-right:0;}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--border);}
  .story-grid{grid-template-columns:1fr;gap:38px;}
  .feature-grid{grid-template-columns:1fr;}
  .cat-grid{grid-template-columns:repeat(2,1fr);}
  .news-layout{grid-template-columns:1fr;}
  .trust-grid{grid-template-columns:1fr;}
  .cta-box{grid-template-columns:1fr;padding:40px 32px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .mobile-tabbar{display:block;}
  body{padding-bottom:60px;}
}
@media (max-width:640px){
  :root{--space:40px;}
  .container{padding:0 16px;}
  body{font-size:16px;}
  .brand-text span{display:none;}
  .hero-actions .btn{width:100%;}
  .hero-stats{gap:22px;}
  .hero-stats .stat b{font-size:22px;}
  .metrics-grid{grid-template-columns:1fr;}
  .metric{border-right:0;border-bottom:1px solid var(--border);padding:18px 4px;}
  .cat-grid{grid-template-columns:1fr;}
  .tl-row{grid-template-columns:1fr;gap:6px;}
  .cta-box{padding:32px 22px;border-radius:18px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .card--lead .card-body h3{font-size:20px;}
  .faq-q{font-size:15.5px;padding:16px 16px;}
  .faq-a{padding:0 16px;}
  .faq-item.open .faq-a{padding:14px 16px 18px;}
}

/* roulang page: article */
:root{
  --brand:#0F3D2E;
  --brand-2:#15563F;
  --brand-3:#0B2C21;
  --accent:#F5A623;
  --accent-dark:#D98A0B;
  --lime:#4CD97B;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --text:#182420;
  --text-soft:#42524B;
  --muted:#6C7B74;
  --border:rgba(15,61,46,.12);
  --border-soft:rgba(15,61,46,.07);
  --radius-card:14px;
  --radius-lg:20px;
  --radius-btn:10px;
  --shadow:0 6px 24px rgba(15,61,46,.08);
  --shadow-hover:0 10px 32px rgba(15,61,46,.14);
  --container:1180px;
  --read-width:820px;
  --section:80px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.32;letter-spacing:-.01em}
p{margin:0}
button,input{font:inherit;color:inherit}
:focus-visible{outline:3px solid rgba(245,166,35,.75);outline-offset:2px;border-radius:8px}
.container{width:min(100% - 40px,var(--container));margin-inline:auto}
.section{padding:var(--section) 0}
.section-sm{padding:56px 0}
.bg-soft{background:linear-gradient(180deg,#FFFFFF 0%,#F7F5F0 100%)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--brand);background:rgba(15,61,46,.08);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.eyebrow i{color:var(--accent)}
.section-head{max-width:720px;margin-bottom:36px}
.section-head h2{font-size:clamp(24px,3vw,34px);margin-bottom:12px}
.section-head p{color:var(--muted);font-size:16px}
.divider{height:1px;background:var(--border-soft);border:0;margin:0}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;border:1.5px solid transparent;
  cursor:pointer;transition:all .2s ease;white-space:nowrap;
}
.btn-primary{background:var(--accent);color:#1E241F;box-shadow:0 4px 14px rgba(245,166,35,.28)}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-dark{background:var(--brand);color:#fff}
.btn-dark:hover{background:var(--brand-2);transform:translateY(-2px);box-shadow:var(--shadow-hover)}
.btn-ghost{background:transparent;border-color:rgba(15,61,46,.24);color:var(--brand)}
.btn-ghost:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px)}
.btn-ghost-light{background:transparent;border-color:rgba(255,255,255,.42);color:#fff}
.btn-ghost-light:hover{background:#fff;border-color:#fff;color:var(--brand);transform:translateY(-2px)}
.btn-block{width:100%}
.btn-sm{padding:9px 16px;font-size:14px}

/* ===== 顶部导航 ===== */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,240,.9);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;gap:20px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:800;color:var(--brand);white-space:nowrap}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%);
  color:#fff;display:grid;place-items:center;font-size:16px;
  box-shadow:var(--shadow);
}
.brand-mark i{color:var(--accent)}
.nav-main{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:wrap}
.nav-main a{
  position:relative;padding:9px 13px;border-radius:9px;
  font-size:15px;font-weight:600;color:var(--text-soft);
}
.nav-main a:hover{color:var(--brand);background:rgba(15,61,46,.06)}
.nav-main a.active{color:var(--brand)}
.nav-main a.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  background:var(--accent);border-radius:2px;
}
.header-cta{margin-left:10px}
.header-icon{
  display:none;width:42px;height:42px;border-radius:11px;
  border:1px solid var(--border);background:#fff;color:var(--brand);
  place-items:center;margin-left:auto;font-size:16px;
}
.header-icon:hover{background:var(--brand);color:#fff;border-color:var(--brand)}

/* ===== 文章头部 ===== */
.article-hero{
  position:relative;overflow:hidden;color:#fff;
  padding:52px 0 96px;
  background:var(--brand-3) url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(circle at 88% 18%, rgba(76,217,123,.24), transparent 46%),
    linear-gradient(112deg, rgba(11,44,33,.97) 0%, rgba(15,61,46,.88) 52%, rgba(21,86,63,.74) 100%);
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.7);margin-bottom:20px}
.breadcrumb a{color:rgba(255,255,255,.88)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb .sep{opacity:.45}
.breadcrumb .current{color:rgba(255,255,255,.72)}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 14px;border-radius:999px;
  font-size:13px;font-weight:700;
  background:rgba(255,255,255,.13);color:#fff;
  border:1px solid rgba(255,255,255,.18);
}
.chip-accent{background:var(--accent);color:#20261F;border-color:transparent}
.chip-lime{background:rgba(76,217,123,.2);color:#C8F7D8;border-color:rgba(76,217,123,.35)}
.article-title{
  font-size:clamp(26px,3.6vw,42px);line-height:1.28;
  color:#fff;max-width:900px;margin-bottom:18px;
}
.article-lead{max-width:760px;color:rgba(255,255,255,.8);font-size:16.5px}
.meta-row{display:flex;flex-wrap:wrap;gap:22px;margin-top:26px;font-size:14px;color:rgba(255,255,255,.78)}
.meta-row span{display:inline-flex;align-items:center;gap:8px}
.meta-row i{color:var(--lime)}

/* ===== 正文 ===== */
.article-shell{
  max-width:var(--read-width);margin:-56px auto 0;position:relative;z-index:3;
  background:var(--card);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:46px 50px 50px;
  border:1px solid var(--border-soft);
}
.read-hint{
  display:flex;gap:12px;align-items:flex-start;
  background:rgba(76,217,123,.09);border-left:4px solid var(--lime);
  border-radius:0 12px 12px 0;padding:14px 18px;margin-bottom:30px;
  font-size:14.5px;color:var(--text-soft);
}
.read-hint i{color:var(--brand);margin-top:4px}
.article-body{font-size:17px;line-height:1.9;color:#26332D;word-break:break-word}
.article-body p{margin:0 0 20px}
.article-body h2{
  font-size:clamp(21px,2.4vw,26px);margin:42px 0 16px;
  padding-left:15px;border-left:4px solid var(--accent);color:var(--brand);
}
.article-body h3{font-size:20px;margin:32px 0 12px;color:var(--brand-2)}
.article-body h4{font-size:17.5px;margin:24px 0 10px;color:var(--text)}
.article-body ul{list-style:disc;padding-left:24px;margin:0 0 20px}
.article-body ol{list-style:decimal;padding-left:24px;margin:0 0 20px}
.article-body li{margin-bottom:10px}
.article-body blockquote{
  margin:26px 0;padding:18px 24px;background:rgba(15,61,46,.05);
  border-left:4px solid var(--brand);border-radius:0 12px 12px 0;
  color:var(--text-soft);font-size:16.5px;
}
.article-body img{border-radius:12px;margin:26px 0;box-shadow:var(--shadow)}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13.5px;color:var(--muted);text-align:center;margin-top:10px}
.article-body a{color:var(--brand);text-decoration:underline;text-decoration-color:rgba(245,166,35,.85);text-underline-offset:3px}
.article-body a:hover{color:var(--accent-dark)}
.article-body strong{font-weight:800;color:var(--brand-3)}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15.5px;box-shadow:var(--shadow);border-radius:12px;overflow:hidden}
.article-body th{background:var(--brand);color:#fff;text-align:left;padding:12px 14px;font-weight:700}
.article-body td{padding:12px 14px;border-bottom:1px solid var(--border-soft);background:#fff}
.article-body tr:last-child td{border-bottom:0}
.article-body code{background:rgba(15,61,46,.08);padding:2px 7px;border-radius:6px;font-size:.92em}
.article-body pre{background:var(--brand-3);color:#E6F3EC;padding:20px;border-radius:12px;overflow-x:auto;margin:24px 0;font-size:14.5px}
.article-body pre code{background:none;padding:0;color:inherit}
.article-body hr{border:0;height:1px;background:var(--border);margin:36px 0}
.empty-state{
  text-align:center;padding:56px 20px;
  background:rgba(15,61,46,.04);border-radius:var(--radius-lg);
  border:1px dashed var(--border);
}
.empty-state i{font-size:34px;color:var(--muted);margin-bottom:16px;display:block}
.empty-state h2{font-size:22px;margin-bottom:10px;color:var(--brand)}
.empty-state p{color:var(--muted);margin-bottom:22px}

/* ===== 相关推荐 ===== */
.card{
  background:var(--card);border-radius:var(--radius-card);
  box-shadow:var(--shadow);border:1px solid var(--border-soft);
  overflow:hidden;display:flex;flex-direction:column;height:100%;
  transition:transform .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:rgba(15,61,46,.08)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.card:hover .card-media img{transform:scale(1.05)}
.card-media .badge{
  position:absolute;top:12px;left:12px;
  background:var(--accent);color:#20261F;font-size:12px;font-weight:800;
  padding:5px 11px;border-radius:999px;
}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:17.5px;line-height:1.45}
.card-body h3 a:hover{color:var(--accent-dark)}
.card-body p{font-size:14.5px;color:var(--muted);line-height:1.7}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);padding-top:6px}
.card-foot a{color:var(--brand);font-weight:700;display:inline-flex;align-items:center;gap:6px}
.card-foot a:hover{color:var(--accent-dark);gap:9px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}

/* ===== 订阅 / CTA ===== */
.cta-band{
  background:linear-gradient(120deg,var(--brand-3) 0%,var(--brand) 58%,var(--brand-2) 100%);
  color:#fff;border-radius:var(--radius-lg);padding:48px;
  display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;
  box-shadow:var(--shadow-hover);position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,166,35,.35),transparent 68%);
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;color:#fff}
.cta-band p{color:rgba(255,255,255,.78);font-size:15.5px;margin-bottom:20px}
.cta-list{display:flex;flex-wrap:wrap;gap:14px;font-size:14px;color:rgba(255,255,255,.85)}
.cta-list span{display:inline-flex;align-items:center;gap:8px}
.cta-list i{color:var(--lime)}
.cta-form{position:relative;z-index:2;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:16px;padding:26px}
.cta-form label{display:block;font-size:14px;font-weight:700;margin-bottom:10px;color:#fff}
.field-row{display:flex;gap:10px;flex-wrap:wrap}
.field-row input{
  flex:1 1 200px;min-width:0;padding:12px 15px;border-radius:var(--radius-btn);
  border:1.5px solid rgba(255,255,255,.28);background:rgba(255,255,255,.96);color:var(--text);
}
.field-row input::placeholder{color:#8A968F}
.field-row input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(245,166,35,.25)}
.field-note{font-size:13px;margin-top:12px;color:rgba(255,255,255,.72);display:block}
.field-note.is-error{color:#FFC9C0}
.field-note.is-success{color:#BDF3D1}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}

/* ===== 页脚 ===== */
.site-footer{background:var(--brand-3);color:rgba(255,255,255,.78);padding:60px 0 26px;margin-top:var(--section)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;font-size:18px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-about p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.68);max-width:340px}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:18px;letter-spacing:.02em}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col li{font-size:14.5px;color:rgba(255,255,255,.66)}
.footer-col a{color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.6);
}

/* ===== 移动端底部 Tab ===== */
.tabbar{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  display:none;background:rgba(255,255,255,.97);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-top:1px solid var(--border);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom));
}
.tabbar a{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
  font-size:11px;font-weight:600;color:var(--muted);padding:7px 2px;border-radius:10px;
}
.tabbar a i{font-size:17px}
.tabbar a.active{color:var(--brand);background:rgba(15,61,46,.05)}
.tabbar a.active i{color:var(--accent)}

/* ===== 响应式 ===== */
@media (max-width:1024px){
  :root{--section:56px}
  .nav-main a{padding:8px 10px;font-size:14.5px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-band{grid-template-columns:1fr;padding:40px}
  .grid-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  :root{--section:44px}
  body{padding-bottom:74px}
  .container{width:min(100% - 32px,var(--container))}
  .nav-main{display:none}
  .header-icon{display:grid}
  .header-cta{display:none}
  .article-hero{padding:36px 0 84px}
  .article-shell{margin-top:-52px;padding:28px 22px 32px;border-radius:16px}
  .article-body{font-size:16.5px}
  .grid-3{grid-template-columns:1fr}
  .tabbar{display:flex}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .site-footer{padding:44px 0 22px}
  .meta-row{gap:14px}
}
@media (max-width:520px){
  .brand{font-size:17px}
  .article-shell{padding:22px 16px 26px;margin-top:-44px}
  .cta-band{padding:28px 20px;border-radius:16px}
  .field-row input{flex:1 1 100%}
  .btn{width:100%}
  .header-icon .btn,.header-icon{width:42px}
  .meta-row{font-size:13px}
}

/* roulang page: category1 */
:root{
  --brand:#0F3D2E;
  --brand-2:#155C43;
  --brand-3:#0B2C21;
  --accent:#F5A623;
  --accent-dark:#D98A0C;
  --lime:#4CD97B;
  --bg:#F7F5F0;
  --surface:#FFFFFF;
  --text:#1B2420;
  --muted:#5C6B64;
  --line:#E4E0D6;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow:0 6px 24px rgba(15,61,46,.08);
  --shadow-lg:0 10px 32px rgba(15,61,46,.14);
  --section:80px;
  --font:"PingFang SC","Microsoft YaHei","Noto Sans SC","Hiragino Sans GB",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.75;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--radius-card);}
a{color:var(--brand-2);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--accent-dark);}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(245,166,35,.55);outline-offset:2px;border-radius:6px;}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;line-height:1.28;letter-spacing:-.01em;color:var(--brand-3);}
h1{font-size:clamp(30px,4.4vw,50px);}
h2{font-size:clamp(24px,2.7vw,34px);}
h3{font-size:clamp(18px,1.6vw,22px);}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:var(--section) 0;}
.section--tight{padding:56px 0;}
.section--dark{background:var(--brand);color:#EAF3EE;}
.section--dark h2,.section--dark h3{color:#fff;}
.section--dark p{color:#C9DCD3;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head p{color:var(--muted);font-size:17px;margin-bottom:0;}
.section--dark .section-head p{color:#C9DCD3;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--brand-2);background:rgba(76,217,123,.16);
  border:1px solid rgba(76,217,123,.35);
  padding:6px 14px;border-radius:var(--radius-pill);margin-bottom:16px;
}
.section--dark .eyebrow{color:#BFF3D2;background:rgba(76,217,123,.14);border-color:rgba(76,217,123,.35);}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(247,245,240,.9);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:var(--brand);white-space:nowrap;}
.brand:hover{color:var(--brand);}
.brand-mark{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(150deg,var(--brand) 0%,var(--brand-2) 100%);
  color:var(--accent);font-size:16px;box-shadow:var(--shadow);
}
.nav-main{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-main a{
  position:relative;padding:8px 12px;border-radius:8px;
  font-size:15px;font-weight:500;color:#33443C;transition:all .2s ease;
}
.nav-main a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:2px;height:2px;
  background:var(--brand);border-radius:2px;transform:scaleX(0);transition:transform .2s ease;
}
.nav-main a:hover{color:var(--brand);background:rgba(15,61,46,.06);}
.nav-main a:hover::after{transform:scaleX(1);}
.nav-main a.active{color:var(--brand);font-weight:700;}
.nav-main a.active::after{transform:scaleX(1);}
.header-cta{
  margin-left:8px;padding:10px 20px;border-radius:var(--radius-btn);
  background:var(--accent);color:#3A2600;font-weight:700;font-size:15px;
  box-shadow:0 6px 18px rgba(245,166,35,.35);transition:all .2s ease;
}
.header-cta:hover{background:var(--accent-dark);color:#2C1C00;transform:translateY(-2px);box-shadow:0 10px 26px rgba(245,166,35,.42);}
.nav-toggle{
  display:none;margin-left:auto;width:42px;height:42px;border-radius:10px;
  border:1px solid var(--line);background:#fff;color:var(--brand);font-size:17px;
  align-items:center;justify-content:center;cursor:pointer;
}
.mobile-drawer{display:none;}

/* ---------- 移动底部 Tab ---------- */
.tabbar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:70;
  background:rgba(255,255,255,.97);backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom));
  box-shadow:0 -6px 24px rgba(15,61,46,.08);
}
.tabbar ul{display:grid;grid-template-columns:repeat(5,1fr);}
.tabbar a{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  padding:6px 2px;font-size:11.5px;color:#6B7A73;font-weight:600;
}
.tabbar a i{font-size:17px;}
.tabbar a.active{color:var(--brand);}
.tabbar a.active i{color:var(--accent);}
.tabbar a:hover{color:var(--brand);}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--brand);padding:64px 0 72px;}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  opacity:.32;filter:saturate(110%);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(11,44,33,.94) 0%,rgba(15,61,46,.86) 48%,rgba(15,61,46,.62) 100%);
}
.hero-inner{position:relative;z-index:2;}
.hero-copy .eyebrow{color:#BFF3D2;background:rgba(76,217,123,.14);border-color:rgba(76,217,123,.4);}
.hero h1{color:#fff;margin-bottom:18px;max-width:15em;}
.hero-sub{color:#CDE1D8;font-size:17.5px;max-width:34em;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px;}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-btn);border:1px solid transparent;
  font-size:15.5px;font-weight:700;cursor:pointer;transition:all .2s ease;
  font-family:var(--font);
}
.btn-primary{background:var(--accent);color:#3A2600;box-shadow:0 8px 22px rgba(245,166,35,.34);}
.btn-primary:hover{background:var(--accent-dark);color:#2C1C00;transform:translateY(-2px);box-shadow:0 12px 30px rgba(245,166,35,.42);}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45);}
.btn-ghost:hover{background:#fff;color:var(--brand);border-color:#fff;transform:translateY(-2px);}
.btn-outline{background:#fff;color:var(--brand);border-color:var(--line);box-shadow:var(--shadow);}
.btn-outline:hover{background:var(--brand);color:#fff;border-color:var(--brand);transform:translateY(-2px);}
.hero-points{display:flex;flex-wrap:wrap;gap:12px 26px;}
.hero-points li{display:flex;align-items:center;gap:8px;color:#CFE3DA;font-size:14.5px;}
.hero-points i{color:var(--lime);}
.hero-card{
  background:rgba(255,255,255,.97);border-radius:18px;padding:16px;
  box-shadow:0 20px 50px rgba(0,0,0,.28);
}
.hero-card img{border-radius:12px;aspect-ratio:16/10;object-fit:cover;margin-bottom:14px;}
.hero-card .badge{margin-bottom:10px;}
.hero-card h3{font-size:19px;margin-bottom:6px;}
.hero-card p{font-size:14.5px;color:var(--muted);margin-bottom:14px;}
.hero-card-meta{
  display:flex;justify-content:space-between;align-items:center;
  border-top:1px dashed var(--line);padding-top:12px;font-size:13.5px;color:var(--muted);
}
.hero-card-meta strong{color:var(--brand);font-size:16px;}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  padding:5px 12px;border-radius:var(--radius-pill);
  background:rgba(15,61,46,.08);color:var(--brand);
}
.badge-accent{background:rgba(245,166,35,.18);color:#8A5500;}
.badge-lime{background:rgba(76,217,123,.2);color:#0D6B3A;}
.badge-dark{background:rgba(255,255,255,.14);color:#DFF0E8;}

/* ---------- 数据快照 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.stat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px;box-shadow:var(--shadow);transition:all .2s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:rgba(15,61,46,.2);}
.stat-card .stat-num{font-size:34px;font-weight:800;color:var(--brand);line-height:1.1;letter-spacing:-.02em;}
.stat-card .stat-num small{font-size:15px;font-weight:700;margin-left:3px;color:var(--brand-2);}
.stat-card .stat-label{font-size:14px;color:var(--muted);margin-top:6px;}
.stat-card i.stat-icon{color:var(--accent);font-size:18px;margin-bottom:10px;display:block;}

/* ---------- 时段表 / 图文列表 ---------- */
.shift-block{margin-bottom:26px;}
.shift-head{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  padding:0 4px 12px;border-bottom:2px solid var(--line);margin-bottom:6px;
}
.shift-head h3{margin:0;font-size:19px;}
.shift-head .shift-time{font-size:14px;font-weight:700;color:var(--accent-dark);background:rgba(245,166,35,.14);padding:4px 12px;border-radius:var(--radius-pill);}
.shift-head .shift-count{margin-left:auto;font-size:13.5px;color:var(--muted);}
.server-item{
  display:grid;grid-template-columns:96px 1fr auto;gap:18px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);
  padding:16px 20px;margin-top:12px;box-shadow:var(--shadow);transition:all .2s ease;
}
.server-item:hover{transform:translateX(4px);box-shadow:var(--shadow-lg);border-color:rgba(15,61,46,.22);}
.server-time{font-size:17px;font-weight:800;color:var(--brand);}
.server-time span{display:block;font-size:12.5px;font-weight:600;color:var(--muted);margin-top:2px;}
.server-main h4{margin:0 0 6px;font-size:16.5px;}
.server-main p{margin:0;font-size:14px;color:var(--muted);}
.server-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px;}
.server-tags .tag{
  font-size:12px;color:var(--brand-2);background:rgba(15,61,46,.06);
  padding:3px 10px;border-radius:var(--radius-pill);font-weight:600;
}
.server-action{text-align:right;}
.server-action .status{font-size:13px;font-weight:700;color:#0D6B3A;display:block;margin-bottom:8px;}
.server-action .status.pending{color:#8A5500;}
.server-action .status.done{color:#7A857E;}
.server-action a{font-size:14px;font-weight:700;color:var(--brand);white-space:nowrap;}
.server-action a:hover{color:var(--accent-dark);}
.server-action a i{font-size:12px;margin-left:4px;}

/* ---------- 建议卡片 ---------- */
.advice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.advice-card{
  background:var(--surface);border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);transition:all .2s ease;
  display:flex;flex-direction:column;
}
.advice-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);}
.advice-card img{aspect-ratio:16/9;object-fit:cover;border-radius:0;width:100%;}
.advice-body{padding:20px 22px 24px;}
.advice-body h3{font-size:18px;margin-bottom:8px;}
.advice-body p{font-size:14.5px;color:var(--muted);margin-bottom:14px;}
.advice-body ul li{
  font-size:14px;color:#3D4C45;padding-left:20px;position:relative;margin-bottom:6px;
}
.advice-body ul li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:var(--lime);
}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.step{
  position:relative;background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius-card);padding:24px 20px;transition:all .2s ease;
}
.step:hover{background:rgba(255,255,255,.12);transform:translateY(-4px);}
.step-num{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:var(--accent);color:#3A2600;font-weight:800;font-size:17px;margin-bottom:14px;
}
.step h3{font-size:17px;color:#fff;margin-bottom:8px;}
.step p{font-size:14px;color:#C4D8CE;margin:0;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.accordion{border:none;background:transparent;}
.accordion-item{
  background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--line);
  border-radius:var(--radius-card);margin-bottom:14px;box-shadow:var(--shadow);
  transition:all .2s ease;overflow:hidden;
}
.accordion-item.is-active{border-left-color:var(--accent);box-shadow:var(--shadow-lg);}
.accordion-title{
  font-size:16.5px;font-weight:700;color:var(--brand-3) !important;
  padding:18px 52px 18px 22px;border:none;position:relative;
}
.accordion-title::before{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:14px;color:var(--accent-dark);transition:transform .2s ease;
}
.accordion-item.is-active .accordion-title::before{content:"\f068";}
.accordion-title:hover{background:rgba(245,166,35,.06) !important;color:var(--brand) !important;}
.accordion-content{
  background:#FBFAF6 !important;border:none !important;
  padding:4px 22px 20px !important;color:var(--muted);font-size:15px;
}

/* ---------- CTA + 表单 ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--brand) 0%,var(--brand-2) 100%);
  border-radius:20px;padding:48px 44px;color:#fff;position:relative;overflow:hidden;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;
  border-radius:50%;background:radial-gradient(circle,rgba(76,217,123,.35),transparent 70%);
}
.cta-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;position:relative;z-index:2;}
.cta-band h2{color:#fff;margin-bottom:12px;}
.cta-band p{color:#CBE0D7;margin-bottom:0;}
.subscribe-form{display:flex;gap:10px;flex-wrap:wrap;}
.subscribe-form input[type="email"]{
  flex:1 1 200px;min-width:0;padding:14px 16px;border-radius:var(--radius-btn);
  border:1px solid rgba(255,255,255,.4);background:rgba(255,255,255,.12);
  color:#fff;font-size:15px;font-family:var(--font);transition:all .2s ease;
}
.subscribe-form input[type="email"]::placeholder{color:rgba(255,255,255,.65);}
.subscribe-form input[type="email"]:focus{
  outline:none;border-color:var(--accent);background:rgba(255,255,255,.2);
  box-shadow:0 0 0 4px rgba(245,166,35,.22);
}
.subscribe-form input.error{border-color:#FF7A7A;box-shadow:0 0 0 4px rgba(255,122,122,.2);}
.form-msg{width:100%;font-size:13.5px;margin-top:10px;min-height:20px;}
.form-msg.ok{color:#A8F0C6;}
.form-msg.err{color:#FFC2C2;}
.cta-links{display:flex;gap:12px;margin-top:22px;flex-wrap:wrap;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--brand-3);color:#BFD3C9;padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:800;color:#fff;margin-bottom:16px;}
.footer-brand .brand-mark{background:var(--accent);color:var(--brand-3);}
.footer-about p{font-size:14px;color:#9FB8AC;margin:0;max-width:32em;}
.footer-col h4{font-size:15px;color:#fff;margin-bottom:16px;font-weight:700;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a,.footer-col ul li{font-size:14px;color:#9FB8AC;transition:color .2s ease;}
.footer-col ul li a:hover{color:var(--accent);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12);padding-top:22px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13.5px;color:#8AA69A;
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1024px){
  :root{--section:56px;}
  .nav-main a{padding:8px 9px;font-size:14px;}
  .hero{padding:52px 0 58px;}
  .stats{grid-template-columns:repeat(2,1fr);}
  .advice-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .cta-grid{grid-template-columns:1fr;gap:26px;}
  .footer-grid{grid-template-columns:repeat(2,1fr);gap:28px;}
}
@media screen and (max-width:860px){
  .nav-main{display:none;}
  .nav-toggle{display:flex;}
  .header-cta{display:none;}
  .mobile-drawer{
    display:none;border-top:1px solid var(--line);background:#fff;padding:10px 0;
  }
  .mobile-drawer.open{display:block;}
  .mobile-drawer a{
    display:block;padding:13px 20px;font-size:15px;font-weight:600;color:#33443C;
    border-bottom:1px solid #F1EEE6;
  }
  .mobile-drawer a:last-child{border-bottom:none;}
  .mobile-drawer a.active{color:var(--brand);background:rgba(15,61,46,.05);}
}
@media screen and (max-width:768px){
  :root{--section:44px;}
  body{padding-bottom:72px;}
  .tabbar{display:block;}
  .hero-card{margin-top:26px;}
  .server-item{grid-template-columns:1fr;gap:10px;padding:16px 18px;}
  .server-action{text-align:left;}
  .server-action .status{margin-bottom:4px;}
  .advice-grid{grid-template-columns:1fr;}
  .cta-band{padding:34px 22px;}
}
@media screen and (max-width:520px){
  :root{--section:40px;}
  body{font-size:16px;}
  .stats{grid-template-columns:1fr 1fr;gap:12px;}
  .stat-card{padding:16px 14px;}
  .stat-card .stat-num{font-size:27px;}
  .steps{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category2 */
:root{
  --green-900:#0F3D2E;
  --green-800:#134A38;
  --green-700:#17583F;
  --green-500:#1E7A57;
  --lime:#4CD97B;
  --amber:#F5A623;
  --amber-dark:#D98C0C;
  --amber-soft:#FFF1D8;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --ink:#16241E;
  --ink-2:#4A5A52;
  --ink-3:#7C8B84;
  --line:#E4E1D8;
  --line-soft:#EFECE4;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow:0 6px 24px rgba(15,61,46,.08);
  --shadow-hover:0 10px 32px rgba(15,61,46,.14);
  --sp:80px;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  padding:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.78;
  color:var(--ink);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--green-700);text-decoration:none;transition:color .2s ease,background-color .2s ease;}
a:hover{color:var(--amber-dark);}
button{font-family:inherit;font-size:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;color:var(--green-900);letter-spacing:.2px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid rgba(245,166,35,.55);outline-offset:3px;border-radius:6px;}

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

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,240,.93);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 26px rgba(15,61,46,.10);}
.header-inner{display:flex;align-items:center;gap:22px;min-height:68px;}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto;}
.brand:hover{color:inherit;}
.brand-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(140deg,var(--green-900),var(--green-500));
  color:#fff;display:inline-flex;align-items:center;justify-content:center;
  font-size:17px;box-shadow:0 6px 16px rgba(15,61,46,.22);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-text b{font-size:18px;font-weight:800;color:var(--green-900);letter-spacing:.4px;}
.brand-text small{font-size:11px;color:var(--ink-3);letter-spacing:1.2px;font-weight:500;}

.nav-main{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-main a{
  position:relative;
  padding:9px 13px;border-radius:8px;
  font-size:15px;font-weight:500;color:var(--ink-2);
  white-space:nowrap;
}
.nav-main a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  background:var(--amber);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.nav-main a:hover{color:var(--green-900);background:var(--line-soft);}
.nav-main a:hover::after{transform:scaleX(1);}
.nav-main a.active{color:var(--green-900);font-weight:700;background:var(--line-soft);}
.nav-main a.active::after{transform:scaleX(1);}

.header-cta{margin-left:auto;flex:0 0 auto;}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;line-height:1.2;
  border:1.5px solid transparent;cursor:pointer;
  transition:transform .2s ease,background-color .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--amber);color:#241703;box-shadow:0 6px 18px rgba(245,166,35,.28);}
.btn-primary:hover{background:#FFB437;color:#1d1302;transform:translateY(-2px);box-shadow:0 12px 26px rgba(245,166,35,.38);}
.btn-outline{border-color:var(--green-900);color:var(--green-900);background:transparent;}
.btn-outline:hover{background:var(--green-900);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.btn-ghost{border-color:rgba(255,255,255,.52);color:#fff;background:transparent;}
.btn-ghost:hover{background:#fff;color:var(--green-900);border-color:#fff;transform:translateY(-2px);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-lg{padding:15px 30px;font-size:16px;}

/* ---------- Mobile tabbar ---------- */
.mobile-tabbar{display:none;}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--green-900);color:#fff;}
.hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.png");
  background-size:cover;background-position:center;
  opacity:.30;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(15,61,46,.94) 0%,rgba(15,61,46,.78) 48%,rgba(15,61,46,.52) 100%);
}
.hero-inner{
  position:relative;z-index:2;
  display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center;
  padding:92px 0 84px;
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(76,217,123,.16);color:var(--lime);
  border:1px solid rgba(76,217,123,.36);
  padding:6px 14px;border-radius:999px;
  font-size:13px;font-weight:700;letter-spacing:.6px;margin-bottom:20px;
}
.hero h1{
  font-size:clamp(34px,4.3vw,52px);
  font-weight:800;color:#fff;line-height:1.16;letter-spacing:.5px;
}
.hero h1 em{font-style:normal;color:var(--amber);}
.hero-sub{
  margin-top:18px;font-size:17.5px;line-height:1.8;color:rgba(255,255,255,.88);max-width:560px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:30px;font-size:14px;color:rgba(255,255,255,.72);}
.hero-points span{display:inline-flex;align-items:center;gap:7px;}
.hero-points i{color:var(--lime);font-size:13px;}

.hero-media{position:relative;}
.hero-media img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:18px;box-shadow:0 24px 60px rgba(0,0,0,.36);
  border:1px solid rgba(255,255,255,.14);
}
.float-card{
  position:absolute;left:-18px;bottom:-22px;
  background:#fff;color:var(--ink);
  border-radius:14px;padding:16px 20px;
  box-shadow:0 18px 40px rgba(0,0,0,.28);
  display:flex;align-items:center;gap:14px;min-width:210px;
}
.float-card .fc-num{font-size:26px;font-weight:800;color:var(--green-900);line-height:1;}
.float-card .fc-label{font-size:12.5px;color:var(--ink-3);line-height:1.5;}
.float-card .fc-dot{
  width:10px;height:10px;border-radius:50%;background:var(--lime);
  box-shadow:0 0 0 5px rgba(76,217,123,.2);flex:0 0 auto;
}

/* ---------- Sections ---------- */
.section{padding:var(--sp) 0;}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--amber-soft);color:#8a5a04;
  padding:5px 14px;border-radius:999px;
  font-size:13px;font-weight:700;letter-spacing:.6px;margin-bottom:16px;
}
.eyebrow.dark{background:rgba(76,217,123,.14);color:var(--lime);}
.section-title{font-size:clamp(25px,3vw,35px);letter-spacing:.3px;}
.section-desc{margin-top:14px;font-size:16.5px;color:var(--ink-2);line-height:1.85;}

/* ---------- Metrics ---------- */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.metric-card{
  background:var(--card);border-radius:var(--radius-card);
  padding:26px 24px;border:1px solid var(--line);
  box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#D7D2C5;}
.metric-num{font-size:31px;font-weight:800;color:var(--green-900);line-height:1.1;display:flex;align-items:baseline;gap:4px;}
.metric-num small{font-size:15px;font-weight:700;color:var(--green-500);}
.metric-label{margin-top:8px;font-size:14.5px;font-weight:700;color:var(--ink);}
.metric-note{margin-top:6px;font-size:13px;color:var(--ink-3);line-height:1.65;}

/* ---------- Rank layout ---------- */
.rank-layout{display:grid;grid-template-columns:258px minmax(0,1fr);gap:34px;align-items:start;}
.rank-index{
  position:sticky;top:96px;
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:24px 22px;
  box-shadow:var(--shadow);
}
.rank-index h3{font-size:17px;margin-bottom:6px;}
.rank-index p{font-size:13px;color:var(--ink-3);line-height:1.7;margin-bottom:16px;}
.index-list li+li{margin-top:6px;}
.index-list a{
  display:flex;align-items:center;gap:10px;
  padding:9px 12px;border-radius:9px;
  font-size:14.5px;font-weight:600;color:var(--ink-2);
  transition:background-color .2s ease,color .2s ease;
}
.index-list a i{
  width:22px;height:22px;border-radius:6px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--line-soft);color:var(--green-700);font-size:11px;
  flex:0 0 auto;transition:background-color .2s ease,color .2s ease;
}
.index-list a:hover{background:var(--green-900);color:#fff;}
.index-list a:hover i{background:var(--amber);color:#241703;}
.index-foot{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--ink-3);line-height:1.7;
}

.rank-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.rank-card{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  box-shadow:var(--shadow);
  display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.rank-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:#D7D2C5;}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--line-soft);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.rank-card:hover .card-media img{transform:scale(1.06);}
.card-badge{
  position:absolute;top:12px;left:12px;
  background:var(--amber);color:#241703;
  padding:4px 11px;border-radius:999px;
  font-size:12px;font-weight:800;letter-spacing:.4px;
  box-shadow:0 4px 12px rgba(0,0,0,.18);
}
.card-body{padding:18px 20px 20px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:17px;margin-bottom:8px;line-height:1.45;}
.card-body p{font-size:14px;color:var(--ink-2);line-height:1.75;}
.card-foot{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--ink-3);
}
.card-foot a{font-weight:700;font-size:13.5px;display:inline-flex;align-items:center;gap:6px;color:var(--green-700);}
.card-foot a i{transition:transform .2s ease;}
.card-foot a:hover i{transform:translateX(4px);}

/* ---------- Dark panel ---------- */
.dark-panel{
  background:radial-gradient(1100px 420px at 12% 0%,rgba(76,217,123,.16),transparent 62%),var(--green-900);
  color:#fff;border-radius:22px;
  padding:56px 48px;
  position:relative;overflow:hidden;
}
.dark-panel::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(255,255,255,.10) 1px,transparent 1px);
  background-size:22px 22px;opacity:.5;pointer-events:none;
}
.dark-panel > *{position:relative;z-index:2;}
.dark-panel h2{color:#fff;font-size:clamp(24px,2.8vw,33px);}
.dark-panel .lead{margin-top:14px;font-size:16px;color:rgba(255,255,255,.78);line-height:1.85;max-width:760px;}
.pulse-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:40px;}
.pulse-item{
  background:rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  border-radius:14px;padding:22px 20px;
  transition:background-color .22s ease,transform .22s ease,border-color .22s ease;
}
.pulse-item:hover{background:rgba(255,255,255,.13);transform:translateY(-4px);border-color:rgba(76,217,123,.45);}
.pulse-num{font-size:28px;font-weight:800;color:var(--lime);line-height:1.1;}
.pulse-label{margin-top:8px;font-size:14.5px;font-weight:700;color:#fff;}
.pulse-note{margin-top:6px;font-size:13px;color:rgba(255,255,255,.62);line-height:1.65;}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;counter-reset:step;}
.step-item{
  background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:28px 24px 24px;
  position:relative;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
}
.step-item:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);}
.step-num{
  width:40px;height:40px;border-radius:12px;
  background:linear-gradient(140deg,var(--green-900),var(--green-500));
  color:#fff;display:inline-flex;align-items:center;justify-content:center;
  font-weight:800;font-size:16px;margin-bottom:16px;
  box-shadow:0 8px 18px rgba(15,61,46,.22);
}
.step-item h3{font-size:17px;margin-bottom:9px;}
.step-item p{font-size:14.5px;color:var(--ink-2);line-height:1.78;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.faq-item{
  background:var(--card);border:1px solid var(--line);
  border-left:3px solid transparent;
  border-radius:12px;margin-bottom:14px;overflow:hidden;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{box-shadow:var(--shadow);}
.faq-item.open{border-left-color:var(--amber);box-shadow:var(--shadow);}
.faq-q{
  width:100%;background:transparent;border:0;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 24px;text-align:left;
  font-size:16.5px;font-weight:700;color:var(--green-900);
}
.faq-q i{
  color:var(--green-500);font-size:14px;flex:0 0 auto;
  transition:transform .25s ease,color .25s ease;
}
.faq-item.open .faq-q i{transform:rotate(180deg);color:var(--amber-dark);}
.faq-a{
  max-height:0;overflow:hidden;
  transition:max-height .32s ease;
}
.faq-a-inner{
  padding:0 24px 22px;font-size:15px;color:var(--ink-2);line-height:1.85;
  background:linear-gradient(180deg,rgba(247,245,240,0),rgba(247,245,240,.85));
}
.faq-item.open .faq-a{max-height:340px;}

/* ---------- CTA ---------- */
.cta-band{
  background:linear-gradient(135deg,var(--green-900) 0%,var(--green-700) 100%);
  border-radius:22px;padding:56px 48px;color:#fff;
  display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;
  border-radius:50%;background:radial-gradient(circle,rgba(245,166,35,.32),transparent 68%);
}
.cta-band > *{position:relative;z-index:2;}
.cta-band h2{color:#fff;font-size:clamp(24px,2.8vw,32px);}
.cta-band p{margin-top:14px;font-size:15.5px;color:rgba(255,255,255,.8);line-height:1.85;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.subscribe-form .form-row{display:flex;gap:12px;flex-wrap:wrap;}
.subscribe-form input[type="email"]{
  flex:1 1 220px;min-width:0;
  padding:14px 18px;border-radius:10px;
  background:rgba(255,255,255,.09);
  border:1.5px solid rgba(255,255,255,.26);
  color:#fff;font-size:15px;font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.subscribe-form input[type="email"]::placeholder{color:rgba(255,255,255,.55);}
.subscribe-form input[type="email"]:focus{
  outline:none;border-color:var(--lime);
  background:rgba(255,255,255,.14);
  box-shadow:0 0 0 4px rgba(76,217,123,.2);
}
.subscribe-form.is-error input[type="email"]{border-color:#FF7A6B;box-shadow:0 0 0 4px rgba(255,122,107,.18);}
.subscribe-form.is-success input[type="email"]{border-color:var(--lime);}
.form-hint{margin-top:12px;font-size:13px;color:rgba(255,255,255,.6);}
.form-msg{
  display:none;margin-top:14px;font-size:13.5px;font-weight:600;
  padding:11px 16px;border-radius:10px;
}
.form-msg.show{display:block;}
.form-msg.error{background:rgba(255,122,107,.16);color:#FFC3BB;border:1px solid rgba(255,122,107,.42);}
.form-msg.success{background:rgba(76,217,123,.16);color:#C8F7D8;border:1px solid rgba(76,217,123,.42);}

/* ---------- Footer ---------- */
.site-footer{
  background:var(--green-900);color:rgba(255,255,255,.76);
  padding:60px 0 26px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;}
.footer-brand{
  display:flex;align-items:center;gap:11px;
  color:#fff;font-size:19px;font-weight:800;letter-spacing:.4px;margin-bottom:16px;
}
.footer-brand .brand-mark{width:36px;height:36px;font-size:16px;background:linear-gradient(140deg,var(--green-500),var(--lime));color:#08281C;}
.footer-about p{font-size:14px;line-height:1.85;color:rgba(255,255,255,.68);max-width:380px;}
.footer-col h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.5px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:14px;color:rgba(255,255,255,.7);transition:color .2s ease,padding-left .2s ease;}
.footer-col ul li a:hover{color:var(--amber);padding-left:4px;}
.footer-col ul li span{font-size:14px;color:rgba(255,255,255,.62);}
.footer-bottom{
  margin-top:44px;padding-top:22px;
  border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.55);
}

/* ---------- Responsive ---------- */
@media (max-width:1080px){
  :root{--sp:64px;}
  .hero-inner{grid-template-columns:1fr;gap:44px;padding:72px 0 68px;}
  .hero-media{max-width:520px;}
  .float-card{left:0;}
  .rank-layout{grid-template-columns:1fr;gap:28px;}
  .rank-index{position:static;}
  .rank-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .metrics{grid-template-columns:repeat(2,1fr);}
  .pulse-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-band{grid-template-columns:1fr;gap:34px;padding:46px 40px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px;}
}

@media (max-width:900px){
  .nav-main,.header-cta{display:none;}
  .header-inner{min-height:60px;justify-content:space-between;}
  .mobile-tabbar{
    display:grid;grid-template-columns:repeat(5,1fr);
    position:fixed;left:0;right:0;bottom:0;z-index:90;
    background:rgba(255,255,255,.97);
    backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
    border-top:1px solid var(--line);
    box-shadow:0 -6px 22px rgba(15,61,46,.10);
    padding:6px 4px calc(6px + env(safe-area-inset-bottom,0px));
  }
  .tab-item{
    display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px;
    padding:7px 2px;border-radius:10px;
    font-size:11px;font-weight:600;color:var(--ink-3);
    transition:color .2s ease,background-color .2s ease;
  }
  .tab-item i{font-size:17px;color:#9AA8A1;transition:color .2s ease,transform .2s ease;}
  .tab-item:hover{color:var(--green-900);background:var(--line-soft);}
  .tab-item.active{color:var(--green-900);font-weight:800;}
  .tab-item.active i{color:var(--amber);transform:translateY(-1px);}
  body{padding-bottom:76px;}
}

@media (max-width:768px){
  :root{--sp:48px;}
  .container{padding:0 18px;}
  .hero-inner{padding:56px 0 58px;gap:36px;}
  .hero-media img{aspect-ratio:16/11;}
  .float-card{left:8px;bottom:-18px;padding:13px 16px;min-width:0;}
  .float-card .fc-num{font-size:22px;}
  .metrics{grid-template-columns:1fr 1fr;gap:14px;}
  .metric-card{padding:20px 18px;}
  .metric-num{font-size:25px;}
  .rank-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .pulse-grid{grid-template-columns:1fr;gap:14px;}
  .dark-panel{padding:36px 24px;border-radius:18px;}
  .cta-band{padding:36px 24px;border-radius:18px;}
  .section-head{margin-bottom:32px;}
  .faq-q{padding:17px 18px;font-size:15.5px;}
  .faq-a-inner{padding:0 18px 18px;font-size:14.5px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;text-align:left;}
}

@media (max-width:520px){
  body{font-size:15.5px;}
  .brand-text b{font-size:16.5px;}
  .brand-text small{display:none;}
  .metrics{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .subscribe-form .form-row{flex-direction:column;}
  .subscribe-form .btn{width:100%;}
  .cta-actions .btn{width:100%;}
  .card-body{padding:16px;}
}

/* roulang page: category4 */
:root{
  --brand:#0F3D2E;
  --brand-2:#14513C;
  --brand-soft:#E8F0EB;
  --accent:#F5A623;
  --accent-dark:#D98D0F;
  --lime:#4CD97B;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --text:#1C2621;
  --muted:#5C6B63;
  --border:#E3DED3;
  --radius-card:14px;
  --radius-btn:10px;
  --shadow:0 6px 24px rgba(15,61,46,.08);
  --shadow-hover:0 10px 32px rgba(15,61,46,.14);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:17px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  padding-bottom:0;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(245,166,35,.55);outline-offset:2px;border-radius:6px;}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.28;font-weight:800;color:var(--brand);letter-spacing:.2px;}
h1{font-size:clamp(28px,4vw,44px);}
h2{font-size:clamp(23px,3vw,33px);}
h3{font-size:clamp(18px,2vw,22px);}
p{margin:0 0 14px;}
ul{margin:0;padding:0;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px;}
.section{padding:80px 0;}
.section-sm{padding:56px 0;}
.section-alt{background:#FFFFFF;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head p{color:var(--muted);font-size:16px;margin:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:1.4px;
  color:var(--accent-dark);text-transform:uppercase;
  background:rgba(245,166,35,.13);
  padding:6px 14px;border-radius:999px;margin-bottom:16px;
}
.eyebrow.on-dark{background:rgba(245,166,35,.2);color:#FFD489;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(247,245,240,.92);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:68px;}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:20px;color:var(--brand);letter-spacing:.3px;}
.brand:hover{color:var(--brand-2);}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex:none;
  display:grid;place-items:center;
  background:linear-gradient(140deg,var(--brand),var(--brand-2));
  color:var(--accent);font-size:18px;box-shadow:0 6px 16px rgba(15,61,46,.22);
}
.nav-main{display:flex;align-items:center;gap:26px;}
.nav-main a{
  position:relative;font-size:15px;font-weight:500;color:#33463D;padding:6px 0;
}
.nav-main a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--brand);border-radius:2px;transition:width .22s ease;
}
.nav-main a:hover{color:var(--brand);}
.nav-main a:hover::after{width:100%;}
.nav-main a.active{color:var(--brand);font-weight:700;}
.nav-main a.active::after{width:100%;background:var(--accent);}
.header-cta{display:inline-flex;align-items:center;gap:8px;white-space:nowrap;}
.header-tools{display:none;align-items:center;gap:6px;}
.icon-btn{
  width:40px;height:40px;border-radius:11px;border:1px solid var(--border);
  background:#fff;color:var(--brand);display:grid;place-items:center;
  font-size:16px;cursor:pointer;transition:background .2s ease,color .2s ease,transform .2s ease;
}
.icon-btn:hover{background:var(--brand);color:#fff;transform:translateY(-2px);}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;border:1px solid transparent;
  cursor:pointer;transition:transform .2s ease,background-color .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--accent);color:#3A2A05;box-shadow:0 8px 20px rgba(245,166,35,.3);}
.btn-primary:hover{background:var(--accent-dark);color:#2A1E03;transform:translateY(-2px);box-shadow:0 12px 26px rgba(245,166,35,.36);}
.btn-ghost{background:transparent;border-color:rgba(15,61,46,.3);color:var(--brand);}
.btn-ghost:hover{background:var(--brand);color:#fff;border-color:var(--brand);transform:translateY(-2px);}
.btn-ghost.on-dark{border-color:rgba(255,255,255,.45);color:#fff;}
.btn-ghost.on-dark:hover{background:#fff;color:var(--brand);border-color:#fff;}
.btn-light{background:#fff;color:var(--brand);box-shadow:0 8px 20px rgba(0,0,0,.12);}
.btn-light:hover{background:var(--accent);color:#3A2A05;transform:translateY(-2px);}
.btn-sm{padding:10px 18px;font-size:14px;}

/* ---------- Hero ---------- */
.hero{
  position:relative;
  padding:76px 0 84px;
  color:#fff;
  background-image:linear-gradient(112deg,rgba(11,45,34,.95) 12%,rgba(15,61,46,.82) 55%,rgba(15,61,46,.62) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.09) 1px,transparent 1px);
  background-size:26px 26px;opacity:.5;
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.hero h1{color:#fff;margin-bottom:18px;}
.hero h1 em{font-style:normal;color:var(--accent);}
.hero-lead{font-size:17px;color:rgba(255,255,255,.86);max-width:560px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-crumb{font-size:13px;color:rgba(255,255,255,.66);margin-bottom:18px;}
.hero-crumb a{color:rgba(255,255,255,.8);}
.hero-crumb a:hover{color:var(--accent);}
.hero-crumb span{margin:0 8px;opacity:.55;}
.hero-figure{position:relative;}
.hero-figure img{
  width:100%;border-radius:20px;border:1px solid rgba(255,255,255,.22);
  box-shadow:0 24px 48px rgba(0,0,0,.34);object-fit:cover;aspect-ratio:4/3;
}
.hero-figure .float-card{
  position:absolute;left:-18px;bottom:-22px;
  background:#fff;color:var(--text);border-radius:14px;
  padding:16px 20px;box-shadow:0 18px 40px rgba(0,0,0,.28);
  min-width:200px;
}
.float-card .fc-label{font-size:12px;letter-spacing:1px;color:var(--muted);font-weight:700;}
.float-card .fc-value{font-size:26px;font-weight:800;color:var(--brand);line-height:1.2;}
.float-card .fc-note{font-size:12px;color:var(--muted);}

/* ---------- Metric strip ---------- */
.metric-strip{
  background:var(--brand);color:#fff;position:relative;z-index:3;
  margin-top:-46px;border-radius:18px;box-shadow:0 20px 44px rgba(15,61,46,.24);
  padding:28px 26px;
}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.metric{border-left:2px solid rgba(255,255,255,.16);padding-left:18px;}
.metric:first-child{border-left:0;padding-left:0;}
.metric .m-value{font-size:28px;font-weight:800;color:var(--accent);line-height:1.2;}
.metric .m-value small{font-size:14px;font-weight:600;color:rgba(255,255,255,.75);margin-left:4px;}
.metric .m-label{font-size:13px;color:rgba(255,255,255,.72);}

/* ---------- Cards ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;}
.card{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow);display:flex;flex-direction:column;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(15,61,46,.16);}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--brand-soft);}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.05);}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:700;letter-spacing:.4px;
  padding:5px 12px;border-radius:999px;
}
.badge-float{position:absolute;left:14px;top:14px;background:rgba(15,61,46,.9);color:#fff;backdrop-filter:blur(4px);}
.badge-accent{background:rgba(245,166,35,.16);color:var(--accent-dark);}
.badge-lime{background:rgba(76,217,123,.16);color:#1F8C4A;}
.badge-brand{background:var(--brand-soft);color:var(--brand);}
.card-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1;}
.card-body h3{font-size:19px;margin-bottom:10px;}
.card-body p{color:var(--muted);font-size:15px;margin-bottom:16px;flex:1;}
.card-meta{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px dashed var(--border);padding-top:14px;font-size:13px;color:var(--muted);
}
.card-link{font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.card-link i{transition:transform .2s ease;}
.card:hover .card-link i{transform:translateX(4px);}

/* ---------- Timeline ---------- */
.timeline-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:52px;align-items:start;}
.timeline{list-style:none;margin:0;padding:0;position:relative;}
.timeline::before{
  content:"";position:absolute;left:15px;top:10px;bottom:10px;width:2px;
  background:linear-gradient(180deg,var(--brand),rgba(15,61,46,.12));
}
.timeline-item{position:relative;padding:0 0 26px 56px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-dot{
  position:absolute;left:8px;top:20px;width:16px;height:16px;border-radius:50%;
  background:#fff;border:3px solid var(--brand);box-shadow:0 0 0 4px rgba(15,61,46,.07);
}
.timeline-item:nth-child(2) .timeline-dot{border-color:var(--accent);box-shadow:0 0 0 4px rgba(245,166,35,.14);}
.timeline-card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card);
  padding:18px 22px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
}
.timeline-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);}
.timeline-time{display:inline-block;font-size:13px;font-weight:800;color:var(--accent-dark);letter-spacing:.6px;margin-bottom:6px;}
.timeline-card h3{font-size:18px;margin-bottom:6px;}
.timeline-card p{margin:0;color:var(--muted);font-size:15px;}
.side-panel{
  background:#fff;border:1px solid var(--border);border-radius:18px;
  padding:28px;box-shadow:var(--shadow);
}
.side-panel h3{font-size:20px;}
.check-list{list-style:none;}
.check-list li{
  display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed var(--border);font-size:15px;color:#33463D;
}
.check-list li:last-child{border-bottom:0;padding-bottom:0;}
.check-list i{color:var(--lime);margin-top:5px;flex:none;}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{
  position:relative;background:#fff;border:1px solid var(--border);
  border-radius:var(--radius-card);padding:26px 22px 24px;overflow:hidden;
  box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.step-num{
  font-size:40px;font-weight:800;line-height:1;color:rgba(15,61,46,.1);
  margin-bottom:12px;
}
.step h3{font-size:18px;margin-bottom:8px;}
.step p{margin:0;font-size:15px;color:var(--muted);}
.step::after{
  content:"";position:absolute;left:0;top:0;height:4px;width:100%;
  background:linear-gradient(90deg,var(--accent),var(--lime));
  opacity:.85;
}

/* ---------- Split info ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.split-media{position:relative;border-radius:18px;overflow:hidden;box-shadow:var(--shadow);}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.info-list{list-style:none;margin-top:6px;}
.info-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--border);
}
.info-list li:last-child{border-bottom:0;}
.info-icon{
  width:42px;height:42px;flex:none;border-radius:12px;
  display:grid;place-items:center;background:var(--brand-soft);color:var(--brand);font-size:17px;
}
.info-list h4{font-size:17px;margin-bottom:4px;}
.info-list p{margin:0;font-size:15px;color:var(--muted);}

/* ---------- Trust ---------- */
.trust-block{background:var(--brand);color:#fff;border-radius:20px;padding:52px 44px;position:relative;overflow:hidden;}
.trust-block::before{
  content:"";position:absolute;right:-80px;top:-80px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,166,35,.35),transparent 68%);
}
.trust-block h2{color:#fff;position:relative;}
.trust-block > p{color:rgba(255,255,255,.8);max-width:660px;position:relative;}
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px;position:relative;}
.trust-item{
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
  border-radius:14px;padding:22px;
}
.trust-item .t-num{font-size:30px;font-weight:800;color:var(--accent);line-height:1.15;}
.trust-item .t-txt{font-size:14px;color:rgba(255,255,255,.76);margin-top:6px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:880px;margin:0 auto;}
.accordion{border:0;background:transparent;}
.accordion .accordion-item{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius-card)!important;
  margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow);
  transition:box-shadow .2s ease,border-color .2s ease;
}
.accordion .accordion-item.is-active{border-color:rgba(15,61,46,.24);border-left:4px solid var(--accent);}
.accordion .accordion-title{
  border:0!important;background:#fff!important;color:var(--brand)!important;
  font-size:16.5px;font-weight:700;padding:19px 54px 19px 22px;line-height:1.5;
}
.accordion .accordion-title:hover{background:#FBFAF6!important;color:var(--brand-2)!important;}
.accordion .accordion-title::before{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  color:var(--muted);font-size:13px;transition:transform .2s ease,color .2s ease;
  margin:0;float:none;
}
.accordion .is-active > .accordion-title::before{transform:translateY(-50%) rotate(180deg);color:var(--accent-dark);}
.accordion .accordion-content{
  border:0!important;background:#FBFAF6!important;color:#3C4A42;
  padding:4px 22px 22px;font-size:15.5px;line-height:1.8;
}
.accordion .accordion-content p:last-child{margin-bottom:0;}

/* ---------- CTA ---------- */
.cta-block{
  background-image:linear-gradient(120deg,rgba(11,45,34,.96),rgba(20,81,60,.86)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;background-position:center;
  color:#fff;border-radius:20px;padding:56px 44px;
  display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center;
}
.cta-block h2{color:#fff;}
.cta-block p{color:rgba(255,255,255,.82);margin-bottom:0;}
.subscribe-form{margin-top:12px;}
.field-row{display:flex;gap:12px;flex-wrap:wrap;}
.field-row input[type=email]{
  flex:1;min-width:220px;padding:14px 16px;border-radius:var(--radius-btn);
  border:1px solid rgba(255,255,255,.34);background:rgba(255,255,255,.12);
  color:#fff;font-size:15px;transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field-row input[type=email]::placeholder{color:rgba(255,255,255,.6);}
.field-row input[type=email]:focus{
  outline:none;border-color:var(--accent);background:rgba(255,255,255,.18);
  box-shadow:0 0 0 4px rgba(245,166,35,.22);
}
.form-note{font-size:13px;color:rgba(255,255,255,.6);margin-top:10px;}
.form-state{margin-top:12px;font-size:14px;font-weight:600;display:none;}
.form-state.ok{display:block;color:#7CEBA6;}
.form-state.err{display:block;color:#FFB3A7;}

/* ---------- Footer ---------- */
.site-footer{background:var(--brand);color:rgba(255,255,255,.78);padding:64px 0 26px;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;}
.footer-brand{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:800;color:#fff;margin-bottom:14px;}
.footer-about p{font-size:14.5px;color:rgba(255,255,255,.68);max-width:360px;margin:0;}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:14px;}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:10px;font-size:14.5px;color:rgba(255,255,255,.7);}
.footer-col a{color:rgba(255,255,255,.72);}
.footer-col a:hover{color:var(--accent);}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.14);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13.5px;color:rgba(255,255,255,.55);
}

/* ---------- Mobile tabs ---------- */
.mobile-tabs{
  position:fixed;left:0;right:0;bottom:0;z-index:80;display:none;
  background:rgba(255,255,255,.97);backdrop-filter:blur(12px);
  border-top:1px solid var(--border);
  padding:8px 6px calc(8px + env(safe-area-inset-bottom));
  box-shadow:0 -6px 24px rgba(15,61,46,.08);
}
.mobile-tabs a{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;
  font-size:11px;color:var(--muted);font-weight:600;padding:4px 2px;border-radius:10px;
}
.mobile-tabs a i{font-size:17px;}
.mobile-tabs a.active{color:var(--brand);background:var(--brand-soft);}
.mobile-tabs a.active i{color:var(--accent);}

/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .section{padding:56px 0;}
  .section-sm{padding:44px 0;}
  .nav-main{display:none;}
  .header-cta{display:none;}
  .header-tools{display:flex;}
  .mobile-tabs{display:flex;}
  body{padding-bottom:76px;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .hero{padding:56px 0 72px;}
  .hero-figure .float-card{left:12px;bottom:-18px;}
  .metric-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  .metric{border-left:0;padding-left:0;}
  .metric:nth-child(3),.metric:nth-child(4){border-top:1px solid rgba(255,255,255,.16);padding-top:16px;}
  .card-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
  .timeline-wrap{grid-template-columns:1fr;gap:32px;}
  .steps{grid-template-columns:repeat(2,1fr);}
  .split{grid-template-columns:1fr;gap:32px;}
  .trust-block{padding:40px 30px;}
  .trust-grid{grid-template-columns:1fr;gap:16px;}
  .cta-block{grid-template-columns:1fr;gap:30px;padding:42px 30px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:640px){
  body{font-size:16px;}
  .section{padding:40px 0;}
  .section-sm{padding:34px 0;}
  .container{padding:0 16px;}
  .header-inner{min-height:60px;}
  .brand{font-size:18px;}
  .brand-mark{width:36px;height:36px;font-size:16px;}
  .hero{padding:42px 0 64px;}
  .hero-lead{font-size:16px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn{width:100%;}
  .hero-figure .float-card{position:static;margin-top:16px;left:auto;bottom:auto;}
  .metric-strip{margin-top:-38px;padding:22px 18px;border-radius:16px;}
  .metric-grid{grid-template-columns:1fr;gap:14px;}
  .metric:nth-child(3),.metric:nth-child(4){padding-top:14px;}
  .card-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .trust-block{padding:32px 20px;border-radius:16px;}
  .cta-block{padding:34px 20px;border-radius:16px;}
  .cta-block .btn{width:100%;}
  .field-row{flex-direction:column;}
  .field-row input[type=email]{min-width:0;width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{flex-direction:column;gap:8px;}
  .accordion .accordion-title{font-size:15.5px;padding:16px 46px 16px 18px;}
  .accordion .accordion-title::before{right:18px;}
  .accordion .accordion-content{padding:2px 18px 18px;font-size:15px;}
}

/* roulang page: category3 */
:root{
  --ink:#0F3D2E;
  --ink-soft:#17543E;
  --ink-deep:#0A2C21;
  --accent:#F5A623;
  --accent-dark:#D98C0C;
  --lime:#4CD97B;
  --bg:#F7F5F0;
  --card:#FFFFFF;
  --text:#1B2320;
  --muted:#63706A;
  --line:#E4DFD5;
  --radius:14px;
  --radius-sm:10px;
  --radius-pill:999px;
  --shadow:0 6px 24px rgba(15,61,46,.08);
  --shadow-lg:0 10px 32px rgba(15,61,46,.14);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.26;letter-spacing:-.01em;color:var(--ink)}
h1{font-size:clamp(30px,4.6vw,46px)}
h2{font-size:clamp(24px,3vw,32px)}
h3{font-size:19px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(245,166,35,.65);outline-offset:2px;border-radius:6px}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 22px}
.section{padding:80px 0}
.section-sm{padding:56px 0}
.section-head{max-width:760px;margin-bottom:38px}
.section-head.centered{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;
  color:var(--accent-dark);background:rgba(245,166,35,.14);
  border-radius:var(--radius-pill);padding:6px 14px;margin-bottom:16px;
}
.section-head h2{margin-bottom:14px}
.section-head p{color:var(--muted);font-size:16.5px}
.rule{height:1px;background:var(--line);border:0;margin:0}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-sm);
  font-size:15.5px;font-weight:700;line-height:1;
  border:2px solid transparent;cursor:pointer;
  transition:transform .2s ease,background .2s ease,color .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--accent);color:#3A2A03;box-shadow:0 6px 18px rgba(245,166,35,.32)}
.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-2px);box-shadow:0 10px 26px rgba(245,166,35,.38)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-ghost:hover{background:var(--ink);color:#fff;transform:translateY(-2px)}
.btn-light{background:#fff;color:var(--ink);border-color:#fff}
.btn-light:hover{background:var(--accent);color:#3A2A03;border-color:var(--accent);transform:translateY(-2px)}
.btn-outline-light{background:transparent;color:#fff;border-color:rgba(255,255,255,.6)}
.btn-outline-light:hover{background:#fff;color:var(--ink);border-color:#fff;transform:translateY(-2px)}
.btn-sm{padding:10px 18px;font-size:14.5px}
.btn:active{transform:translateY(0)}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,245,240,.92);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 26px rgba(15,61,46,.10);background:rgba(247,245,240,.97)}
.header-inner{display:flex;align-items:center;gap:22px;height:70px}
.brand{display:flex;align-items:center;gap:11px;white-space:nowrap}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  background:linear-gradient(140deg,var(--ink),#1E6B4E);
  color:#fff;display:grid;place-items:center;font-size:16px;
  box-shadow:0 6px 16px rgba(15,61,46,.24);
}
.brand-text{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.brand-text small{display:block;font-size:11.5px;font-weight:500;color:var(--muted);letter-spacing:.06em;line-height:1.4}
.nav-main{display:flex;align-items:center;gap:2px;margin-left:auto}
.nav-main a{
  position:relative;padding:11px 13px;font-size:15px;font-weight:500;
  color:#3B4A44;border-radius:8px;transition:color .2s,background .2s;
}
.nav-main a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:5px;height:2px;
  background:var(--accent);border-radius:2px;transform:scaleX(0);transform-origin:left;
  transition:transform .22s ease;
}
.nav-main a:hover{color:var(--ink);background:rgba(15,61,46,.05)}
.nav-main a:hover::after{transform:scaleX(1)}
.nav-main a.active{color:var(--ink);font-weight:700}
.nav-main a.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px;flex:none}

/* 移动端底部 Tab */
.tab-bar{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(255,255,255,.96);backdrop-filter:blur(12px);
  border-top:1px solid var(--line);box-shadow:0 -6px 22px rgba(15,61,46,.10);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom,0px));
}
.tab-bar ul{display:flex;align-items:stretch;justify-content:space-around}
.tab-bar a{
  display:flex;flex-direction:column;align-items:center;gap:3px;
  font-size:11.5px;font-weight:600;color:var(--muted);
  padding:6px 8px;min-width:60px;border-radius:10px;transition:color .2s,background .2s;
}
.tab-bar a i{font-size:17px}
.tab-bar a.active{color:var(--ink);background:rgba(245,166,35,.14)}
.tab-bar a.active i{color:var(--accent-dark)}

/* 全宽 Banner */
.page-banner{position:relative;overflow:hidden;background:var(--ink);color:#fff;padding:76px 0 108px}
.page-banner .bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;opacity:.30;
}
.page-banner .veil{
  position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(10,44,33,.96) 6%,rgba(15,61,46,.78) 52%,rgba(15,61,46,.42) 100%);
}
.banner-inner{position:relative;z-index:2;max-width:800px}
.banner-inner h1{color:#fff;margin-bottom:18px}
.banner-inner .lead{font-size:18px;color:rgba(255,255,255,.86);max-width:660px;margin-bottom:26px}
.banner-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:var(--radius-pill);
  background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.22);
  font-size:13.5px;font-weight:600;color:#fff;
}
.chip i{color:var(--lime);font-size:12px}
.banner-cta{display:flex;flex-wrap:wrap;gap:14px}

/* 数据条 */
.stats-wrap{position:relative;z-index:5;margin-top:-58px}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
  background:var(--card);border-radius:var(--radius);padding:24px 22px;
  border:1px solid var(--line);box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.stat-card .num{font-size:34px;font-weight:800;color:var(--ink);line-height:1.1;letter-spacing:-.02em}
.stat-card .num span{font-size:16px;font-weight:700;color:var(--accent-dark);margin-left:3px}
.stat-card .label{font-size:14px;color:var(--muted);margin-top:8px;font-weight:600}
.stat-card .mini{font-size:13px;color:#8A958F;margin-top:4px}

/* 双列信息块 */
.split{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:start}
.split.rev{grid-template-columns:.85fr 1.15fr}
.panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
}
.panel.dark{background:var(--ink);border-color:var(--ink);color:#fff}
.panel.dark h3,.panel.dark h4{color:#fff}
.panel h3{margin-bottom:6px}
.panel .panel-sub{font-size:14px;color:var(--muted);margin-bottom:18px}
.panel.dark .panel-sub{color:rgba(255,255,255,.68)}

/* 横向媒体卡 */
.media-card{
  display:grid;grid-template-columns:210px 1fr;gap:20px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.media-card + .media-card{margin-top:18px}
.media-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#CFE0D6}
.media-thumb{position:relative;border-radius:var(--radius-sm);overflow:hidden;aspect-ratio:16/10;background:#E9E5DC}
.media-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.media-card:hover .media-thumb img{transform:scale(1.05)}
.badge{
  position:absolute;top:10px;left:10px;z-index:2;
  background:var(--accent);color:#3A2A03;font-size:12px;font-weight:800;
  padding:4px 11px;border-radius:var(--radius-pill);letter-spacing:.02em;
}
.badge.green{background:var(--lime);color:#08301A}
.media-body h3{font-size:18px;margin-bottom:8px}
.media-body p{font-size:14.5px;color:var(--muted);line-height:1.75}
.media-meta{display:flex;flex-wrap:wrap;gap:14px;margin-top:12px;font-size:13px;color:#8A958F}
.media-meta i{color:var(--accent-dark);margin-right:5px}
.media-link{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-size:14px;font-weight:700;color:var(--ink-soft)}
.media-link i{transition:transform .2s ease}
.media-card:hover .media-link i{transform:translateX(4px)}

/* 编号清单 */
.num-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line)}
.num-list li:last-child{border-bottom:0;padding-bottom:0}
.num-list .idx{
  flex:none;width:28px;height:28px;border-radius:9px;
  background:rgba(15,61,46,.08);color:var(--ink);
  display:grid;place-items:center;font-size:13.5px;font-weight:800;
}
.num-list b{display:block;font-size:15.5px;color:var(--ink);margin-bottom:2px}
.num-list span{font-size:14px;color:var(--muted);line-height:1.7}

/* 类型卡 2x2 */
.type-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.type-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.type-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:#D6E4DA}
.type-card .icon{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(76,217,123,.16);color:#1B7A45;font-size:16px;margin-bottom:13px;
}
.type-card h4{font-size:16.5px;margin-bottom:7px}
.type-card p{font-size:14px;color:var(--muted);line-height:1.72}
.type-tag{
  display:inline-block;margin-top:11px;font-size:12.5px;font-weight:700;
  padding:4px 11px;border-radius:var(--radius-pill);
  background:rgba(15,61,46,.07);color:var(--ink-soft);
}

/* 温馨提示列表 */
.tips li{
  display:flex;gap:12px;align-items:flex-start;
  padding:13px 0;border-bottom:1px solid rgba(255,255,255,.12);
  font-size:14.6px;color:rgba(255,255,255,.86);line-height:1.72;
}
.tips li:last-child{border-bottom:0}
.tips i{color:var(--accent);margin-top:5px;flex:none}

/* 流程步骤 */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;position:relative}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 18px;box-shadow:var(--shadow);position:relative;
  transition:transform .22s ease,box-shadow .22s ease;
}
.step:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.step .step-no{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;
  background:var(--ink);color:#fff;font-weight:800;font-size:14px;margin-bottom:14px;
}
.step h4{font-size:16px;margin-bottom:7px}
.step p{font-size:13.8px;color:var(--muted);line-height:1.7}
.step::after{
  content:"\f061";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:-14px;top:44%;color:#C9D5CD;font-size:13px;
}
.step:last-child::after{display:none}

/* 场景卡 */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.scene-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease;
}
.scene-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.scene-card .cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#E9E5DC}
.scene-card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.scene-card:hover .cover img{transform:scale(1.06)}
.scene-card .cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,44,33,0) 45%,rgba(10,44,33,.55) 100%);
}
.scene-card .body{padding:22px}
.scene-card h3{font-size:17.5px;margin-bottom:9px}
.scene-card p{font-size:14.5px;color:var(--muted);line-height:1.75}
.scene-card .foot{
  margin-top:15px;padding-top:14px;border-top:1px solid var(--line);
  font-size:13.5px;font-weight:700;color:var(--ink-soft);display:flex;align-items:center;gap:7px;
}

/* FAQ */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:14px;overflow:hidden;border-left:4px solid var(--line);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item[open]{border-left-color:var(--accent);box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 22px;
  display:flex;align-items:center;gap:14px;
  font-size:16.5px;font-weight:700;color:var(--ink);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .q{
  flex:none;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:rgba(245,166,35,.18);color:var(--accent-dark);font-size:13px;font-weight:800;
}
.faq-item summary .arrow{margin-left:auto;color:#9AA8A0;font-size:13px;transition:transform .25s ease}
.faq-item[open] summary .arrow{transform:rotate(180deg);color:var(--accent-dark)}
.faq-body{padding:0 22px 20px 62px;background:rgba(247,245,240,.75);font-size:15px;color:#4A564F;line-height:1.85}
.faq-body p + p{margin-top:10px}

/* CTA 订阅 */
.cta-panel{
  position:relative;overflow:hidden;background:var(--ink);border-radius:20px;
  padding:52px 46px;color:#fff;box-shadow:0 18px 48px rgba(15,61,46,.24);
}
.cta-panel .glow{
  position:absolute;width:420px;height:420px;right:-120px;top:-160px;border-radius:50%;
  background:radial-gradient(circle,rgba(76,217,123,.28),transparent 68%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.cta-inner h2{color:#fff;margin-bottom:12px}
.cta-inner p{color:rgba(255,255,255,.82);font-size:15.5px}
.subscribe-form{display:flex;gap:12px;flex-wrap:wrap}
.subscribe-form input[type=email]{
  flex:1 1 220px;min-width:0;height:52px;padding:0 16px;border-radius:var(--radius-sm);
  border:2px solid rgba(255,255,255,.24);background:rgba(255,255,255,.10);
  color:#fff;font-size:15px;transition:border-color .2s,background .2s,box-shadow .2s;
}
.subscribe-form input[type=email]::placeholder{color:rgba(255,255,255,.55)}
.subscribe-form input[type=email]:focus{
  outline:none;border-color:var(--accent);background:rgba(255,255,255,.16);
  box-shadow:0 0 0 4px rgba(245,166,35,.20);
}
.subscribe-form input.is-error{border-color:#FF7A6B;box-shadow:0 0 0 4px rgba(255,122,107,.18)}
.form-msg{margin-top:12px;font-size:14px;min-height:20px;font-weight:600}
.form-msg.error{color:#FFB0A6}
.form-msg.success{color:var(--lime)}
.cta-side{display:flex;flex-direction:column;gap:14px}
.cta-side .line{display:flex;align-items:center;gap:11px;font-size:14.5px;color:rgba(255,255,255,.86)}
.cta-side .line i{color:var(--lime)}

/* 面包屑 */
.crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:13.5px;color:rgba(255,255,255,.72);margin-bottom:18px}
.crumb a{color:rgba(255,255,255,.86);font-weight:600}
.crumb a:hover{color:var(--accent)}
.crumb i{font-size:9px;opacity:.7}

/* 页脚 */
.site-footer{background:var(--ink-deep);color:rgba(255,255,255,.78);padding:64px 0 30px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;font-size:19px;font-weight:800;color:#fff;margin-bottom:16px}
.footer-brand .brand-mark{background:linear-gradient(140deg,var(--accent),#E88B10);color:#2B1F01;box-shadow:none}
.footer-about p{font-size:14.5px;line-height:1.85;color:rgba(255,255,255,.68);max-width:340px}
.footer-col h4{color:#fff;font-size:15.5px;margin-bottom:16px;font-weight:700}
.footer-col ul li{margin-bottom:11px}
.footer-col ul li a,.footer-col ul li{font-size:14.5px;color:rgba(255,255,255,.70);transition:color .2s,padding-left .2s}
.footer-col ul li a:hover{color:var(--accent);padding-left:4px}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13.5px;color:rgba(255,255,255,.55);
}

/* 响应式 */
@media (max-width:1024px){
  .section{padding:56px 0}
  .section-sm{padding:44px 0}
  .nav-main{display:none}
  .header-actions .btn{display:none}
  .tab-bar{display:block}
  body{padding-bottom:74px}
  .split,.split.rev{grid-template-columns:1fr;gap:32px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .step::after{display:none}
  .scene-grid{grid-template-columns:repeat(2,1fr)}
  .cta-inner{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:repeat(2,1fr)}
  .page-banner{padding:60px 0 96px}
}
@media (max-width:640px){
  body{font-size:16px}
  .section{padding:40px 0}
  .section-sm{padding:34px 0}
  .container{padding:0 16px}
  .header-inner{height:62px;gap:12px}
  .brand-text{font-size:17px}
  .brand-text small{font-size:10.5px}
  .page-banner{padding:42px 0 88px}
  .banner-inner .lead{font-size:16px}
  .banner-cta .btn{width:100%}
  .stats-grid{grid-template-columns:1fr 1fr;gap:12px}
  .stat-card{padding:18px 16px}
  .stat-card .num{font-size:26px}
  .media-card{grid-template-columns:1fr;gap:14px}
  .media-thumb{aspect-ratio:16/9}
  .type-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:1fr}
  .cta-panel{padding:34px 22px;border-radius:16px}
  .subscribe-form input[type=email]{flex:1 1 100%}
  .subscribe-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .faq-body{padding:0 18px 18px 18px}
  .faq-item summary{padding:16px;font-size:15.5px}
}