/* roulang page: index */
:root{
  --primary:#16a34a;
  --primary-dark:#15803d;
  --primary-deep:#14532d;
  --primary-soft:#dcfce7;
  --accent:#f97316;
  --accent-soft:#ffedd5;
  --ink:#111827;
  --text:#1f2937;
  --muted:#6b7280;
  --line:#e8e6e1;
  --bg:#f7f7f5;
  --surface:#ffffff;
  --radius:20px;
  --radius-sm:14px;
  --shadow:0 1px 3px rgba(16,32,24,.06),0 8px 24px -18px rgba(16,32,24,.12);
  --shadow-md:0 12px 32px -18px rgba(16,32,24,.18);
  --shadow-lg:0 24px 60px -28px rgba(11,23,18,.32);
  --header-h:76px;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:var(--font-sans);
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{list-style:none}
h1,h2,h3,h4,h5{color:var(--ink);font-weight:700;line-height:1.25;text-wrap:balance}
p{text-wrap:pretty}
:focus-visible{outline:3px solid rgba(22,163,74,.35);outline-offset:2px;border-radius:6px}

.page-container{
  max-width:1200px;
  margin-inline:auto;
  padding-inline:24px;
}
.section{padding-block:72px}
.section-alt{background:#fff}
.section-dark{background:#0a0f0d;color:#c7d2cd}
.section-dark h2{color:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:34px}
.section-tag{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--primary);background:var(--primary-soft);border-radius:999px;padding:6px 14px;margin-bottom:14px}
.section-tag::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--primary)}
.section-title{font-size:clamp(24px,3.4vw,34px);letter-spacing:-.01em}
.section-desc{margin-top:10px;color:var(--muted);font-size:16px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--primary);transition:gap .25s ease}
.link-arrow:hover{gap:14px}
.link-arrow::after{content:"→"}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:14px;font-weight:600;padding:13px 24px;line-height:1.2;
  transition:transform .18s, box-shadow .18s, background .18s;
  will-change:transform;
}
.btn:active{transform:scale(.95)}
.btn-primary{
  background:linear-gradient(135deg,#16a34a,#15803d);
  color:#fff;box-shadow:0 12px 26px -12px rgba(22,163,74,.7);
}
.btn-primary:hover{transform:translateY(-1px);box-shadow:0 16px 30px -12px rgba(22,163,74,.5);filter:brightness(1.03)}
.btn-ghost{
  background:rgba(255,255,255,.94);color:#111827;
  box-shadow:0 1px 2px rgba(0,0,0,.04),inset 0 0 0 1px rgba(17,24,39,.08);
}
.btn-ghost:hover{background-color:#fff;border-color:transparent;box-shadow:0 10px 28px -16px rgba(0,0,0,.28)}
.btn-accent{
  background:linear-gradient(135deg,#f97316,#ea580c);
  color:#fff;box-shadow:0 12px 24px -12px rgba(249,115,22,.75);
}
.btn-accent:hover{transform:translateY(-1px);filter:brightness(1.05)}

.chip{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;
  background:var(--primary-soft);color:var(--primary-dark);
  font-size:13px;font-weight:600;border-radius:999px;
}
.chip-hot{background:#fee2e2;color:#c2410c}
.chip-light{background:rgba(255,255,255,.16);color:#fff;border:1px solid rgba(255,255,255,.24)}

/*---------- header ----------*/
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,.92);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s, height .3s;
}
.site-header.is-scrolled{box-shadow:0 14px 34px -26px rgba(20,30,25,.4);border-bottom-color:transparent}
.header-inner{
  max-width:1200px;margin-inline:auto;padding-inline:20px;
  height:var(--header-h);
  display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.brand-badge{
  width:40px;height:40px;border-radius:13px;flex:0 0 auto;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#16a34a 0%,#14532d 100%);
  box-shadow:0 8px 16px -8px rgba(22,163,74,.6);
  color:#fff;font-weight:900;font-size:20px;
}
.brand-text{font-size:19px;font-weight:800;color:#111827;letter-spacing:-.02em}
.brand-text span{color:var(--primary)}
.main-nav{display:flex;align-items:center;gap:4px}
.main-nav a{
  position:relative;display:block;padding:9px 16px;border-radius:999px;
  font-size:15px;font-weight:600;color:#374151;transition:color .2s,background .2s;
}
.main-nav a:hover{color:var(--primary);background:#f0fdf4}
.main-nav a.active{color:var(--primary-dark);background:var(--primary-soft)}
.head-actions{display:flex;align-items:center;gap:12px}
.search-wrap{
  display:flex;align-items:center;gap:8px;background:#fff;
  border:1px solid var(--line);border-radius:999px;
  padding:8px 14px;width:210px;transition:border .2s,box-shadow .2s;
}
.search-wrap:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(22,163,74,.12)}
.search-wrap svg{width:17px;height:17px;color:#9ca3af;flex:0 0 auto}
.search-wrap input{
  border:0;outline:0;background:transparent;width:100%;
  font-size:14px;color:#111827;min-width:0;
}
.search-wrap input::placeholder{color:#9ca3af}
.nav-burger{display:none}
.mobile-nav{
  display:none;position:fixed;inset:var(--header-h) 0 auto 0;z-index:59;
  background:#fff;border-bottom:1px solid var(--line);
  padding:14px 22px 20px;box-shadow:0 24px 48px -24px rgba(0,0,0,.2);
}
.mobile-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:13px 12px;border-radius:12px;font-weight:600;color:#1f2937;
  border-bottom:1px solid #f3f4f6;
}
.mobile-nav a:last-child{border-bottom:0}
.mobile-nav a.active{color:var(--primary);background:var(--primary-soft)}
.mobile-nav.is-open{display:block}

@media(max-width:1024px){
  .main-nav{display:none}
  .nav-burger{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--line)}
  .nav-burger:hover{background:#f9fafb}
  .nav-burger svg{width:21px;height:21px}
  .search-wrap{width:170px}
}
@media(max-width:640px){
  .site-header{--header-h:66px}
  .header-inner{padding-inline:16px;gap:10px}
  .brand-text{font-size:17px}
  .search-wrap{display:none}
  .head-actions .btn{padding:10px 15px;font-size:14px}
  .page-container{padding-inline:18px}
  .section{padding-block:56px}
}

/*---------- hero ----------*/
.hero{
  position:relative;min-height:calc(100vh - var(--header-h));
  display:flex;align-items:center;
  color:#fff;overflow:hidden;
  background:linear-gradient(105deg,rgba(7,15,12,.88) 0%,rgba(10,28,20,.72) 46%,rgba(8,32,24,.42) 100%),
    url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
}
.hero-inner{position:relative;z-index:2;width:100%;padding-block:76px}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.24);border-radius:999px;
  padding:7px 14px;font-size:14px;font-weight:600;color:#f0fdf4;margin-bottom:24px;
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.hero-badge::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent)}
.hero h1{
  font-size:clamp(34px,6vw,62px);
  font-weight:900;letter-spacing:-.03em;line-height:1.12;color:#fff;
  max-width:870px;
}
.hero h1 .em{background:linear-gradient(90deg,#4ade80,#a3e635);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{
  margin-top:20px;max-width:620px;font-size:18px;line-height:1.8;color:#d1e7dd;
}
.hero-actions{margin-top:36px;display:flex;gap:14px;flex-wrap:wrap}
.hero-info{
  display:flex;align-items:center;gap:26px;flex-wrap:wrap;margin-top:52px;
  padding-top:22px;border-top:1px solid rgba(255,255,255,.16);
}
.hero-info-item{display:flex;align-items:center;gap:12px}
.hero-info-ico{
  width:34px;height:34px;border-radius:10px;background:rgba(255,255,255,.12);
  display:grid;place-items:center;color:#86efac;
}
.hero-info-item strong{display:block;font-size:17px;color:#fff;line-height:1.2}
.hero-info-item span{font-size:13px;color:#c7d2cd}

/*---------- rail scroller ----------*/
.rail-wrap{position:relative}
.rail-track{
  display:flex;gap:20px;overflow-x:auto;
  padding:8px 4px 26px;scroll-snap-type:x mandatory;
  scrollbar-width:none;
}
.rail-track::-webkit-scrollbar{display:none}
.rail-arrow{
  width:40px;height:40px;border-radius:50%;background:#fff;
  border:1px solid var(--line);display:grid;place-items:center;
  color:#374151;box-shadow:var(--shadow);transition:all .2s;
}
.rail-arrow:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.rail-arrow:active{transform:scale(.92)}
.rail-card{
  scroll-snap-align:start;
  flex:0 0 250px;
  background:#fff;border-radius:var(--radius);overflow:hidden;
  border:1px solid #f0efec;box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s;
}
@media(min-width:768px){
  .rail-card{flex-basis:280px}
  .rail-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
}
.rail-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.rail-card:hover .rail-thumb img{transform:scale(1.05)}
.rail-tag{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:5px 12px;font-size:12px;font-weight:700;border-radius:999px;
}
.rail-body{padding:14px 15px 18px}
.rail-body h3{font-size:16px;line-height:1.5;font-weight:700;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;min-height:48px}
.rail-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:12px;color:var(--muted);font-size:13px}
.rail-meta i{font-style:normal;font-weight:600;color:var(--primary);font-size:13px}
.rail-play{
  position:absolute;inset:0;display:grid;place-items:center;background:rgba(7,20,12,.2);
  opacity:0;transition:opacity .3s;
}
.rail-card:hover .rail-play{opacity:1}
.rail-play span{
  width:56px;height:56px;border-radius:50%;
  backdrop-filter:blur(5px);background:rgba(255,255,255,.22);
  border:1px solid rgba(255,255,255,.44);
  display:grid;place-items:center;color:#fff;
}

/*---------- picks grid ----------*/
.pick-grid{
  display:grid;grid-template-columns:repeat(4,1fr);
  gap:22px;
}
.pick-card{
  position:relative;border-radius:24px;overflow:hidden;min-height:250px;
  display:flex;align-items:flex-end;isolation:isolate;
  background:#0e1a16;
  box-shadow:var(--shadow);
  transition:transform .3s,box-shadow .3s;
}
.pick-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.pick-card::after{
  content:"";position:absolute;inset:0;z-index:0;
  background:linear-gradient(to top,rgba(4,10,8,.92) 8%,rgba(5,12,9,.2) 45%,rgba(5,12,9,.05) 65%);
}
.pick-card img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  filter:saturate(.88) brightness(.95);transition:transform .5s;
}
.pick-card:hover img{transform:scale(1.045)}
.pick-rank{
  position:absolute;top:18px;left:18px;z-index:3;
  font-size:13px;font-weight:800;color:#fff;
  background:rgba(0,0,0,.48);border:1px solid rgba(255,255,255,.2);
  border-radius:10px;padding:6px 12px;
  backdrop-filter:blur(6px);letter-spacing:.03em;
}
.pick-ico{
  position:absolute;top:15px;right:15px;z-index:3;
  color:#fdba74;font-size:18px;
}
.pick-body{position:relative;z-index:2;padding:22px 20px;width:100%}
.pick-body .chip{position:relative;z-index:2}
.pick-body h3{margin-top:8px;color:#fff;font-size:18px;line-height:1.5}
.pick-body p{margin-top:6px;color:#cbd8d1;font-size:14px;line-height:1.65;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.pick-foot{display:flex;justify-content:space-between;align-items:center;margin-top:14px;font-size:13px;color:#e5eee9}
.pick-foot .lnk{
  display:inline-flex;align-items:center;gap:6px;color:#86efac;font-weight:600;
}
.large{grid-column:span 2;grid-row:span 1;min-height:330px}
.large .pick-body h3{font-size:24px}

@media(max-width:1100px){
  .pick-grid{grid-template-columns:repeat(2,1fr)}
  .large{grid-column:span 2}
}
@media(max-width:640px){
  .pick-grid{grid-template-columns:1fr}
  .large{grid-column:span 1;min-height:340px}
}

/*---------- channel listing ----------*/
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.channel-card{
  background:#fff;border:1px solid #f0efec;border-radius:var(--radius);
  padding:22px 19px;position:relative;
  transition:all .28s;box-shadow:var(--shadow);
}
.channel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.channel-card::before{
  content:"";position:absolute;left:0;top:24px;bottom:24px;width:4px;border-radius:0 6px 6px 0;
  background:var(--primary);opacity:0;transition:opacity .25s;
}
.channel-card:hover::before{opacity:1}
.channel-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:13px}
.channel-ico{width:40px;height:40px;border-radius:13px;background:var(--primary-soft);display:grid;place-items:center;color:var(--primary)}
.channel-hot{font-size:12px;color:#b45309;background:var(--accent-soft);padding:4px 8px;border-radius:999px;font-weight:600}
.channel-card h3{font-size:18px;margin-bottom:5px}
.channel-card>p{font-size:14px;color:var(--muted);line-height:1.7;margin-bottom:16px}
.channel-topics{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:16px}
.channel-topics a{
  font-size:12px;padding:5px 9px;border-radius:8px;background:#f9fafb;color:#374151;
  border:1px solid #f3f4f6;transition:all .2s;
}
.channel-topics a:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.channel-go{font-size:14px;font-weight:700;color:var(--primary);display:inline-flex;gap:5px;align-items:center;transition:gap .2s}
.channel-go:hover{gap:10px}
.channel-go::after{content:"→"}

@media(max-width:1000px){.channel-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.channel-grid{grid-template-columns:1fr}}

/*---------- features editorial ----------*/
.feature-grid{display:flex;flex-direction:column;gap:34px}
.feature-row{
  display:grid;grid-template-columns:1.08fr 1fr;align-items:center;gap:46px;
  background:#fff;border-radius:28px;overflow:hidden;
  border:1px solid #f0efec;box-shadow:var(--shadow);
}
.feature-row.flip .feature-visual{order:2}
.feature-visual{min-height:300px;position:relative;overflow:hidden}
.feature-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.86)}
.feature-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(16,80,48,.12),transparent)}
.feature-content{padding:42px 20px 42px 0}
.flip .feature-content{padding:42px 0 42px 20px}
.feature-content h2{font-size:clamp(20px,2.4vw,28px);letter-spacing:-.01em;line-height:1.4}
.feature-content h2 em{font-style:normal;color:var(--primary)}
.feature-content>p{margin-top:16px;color:var(--muted)}
.feature-list{display:flex;flex-direction:column;gap:14px;margin-top:20px}
.feature-list li{display:flex;gap:11px;align-items:flex-start;font-size:15px;color:#334155}
.feature-list li::before{
  content:"";width:20px;height:20px;flex:0 0 auto;border-radius:7px;
  background:var(--primary-soft);position:relative;margin-top:1px;
}
.feature-list li::after{
  content:"";position:absolute;width:6px;height:6px;transform:translateX(7px) translateY(-14px);
  background:var(--primary);border-radius:50%;
}
.feature-list li span{position:relative;z-index:2}
.feature-list li em{font-style:normal;font-weight:600;color:#111827}

@media(max-width:900px){
  .feature-row{grid-template-columns:1fr}
  .feature-row.flip .feature-visual{order:0}
  .feature-visual{min-height:230px}
  .feature-content,.flip .feature-content{padding:26px 24px 32px}
}

/*---------- stat band ----------*/
.stat-band{
  background:linear-gradient(135deg,#0a1a13,#0d2b1b 48%,#155a35);
  border-radius:32px;padding:54px 48px;color:#fff;position:relative;overflow:hidden;
}
.stat-band::after{
  content:"";position:absolute;right:-100px;top:-100px;width:340px;height:340px;
  background:radial-gradient(circle,rgba(74,222,128,.14),transparent 68%);
}
.stat-band::before{
  content:"";position:absolute;left:-40px;bottom:-130px;width:260px;height:260px;
  border-radius:50%;border:1px solid rgba(163,230,53,.16);
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;z-index:1}
.stat-item{text-align:center;padding:14px 6px}
.stat-item b{font-size:clamp(34px,5vw,52px);line-height:1.1;font-weight:900;letter-spacing:-.02em;background:linear-gradient(#86efac,#fef08a);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-item span{display:block;margin-top:9px;color:#b6d5c8;font-size:15px}
@media(max-width:900px){.stat-band{padding:44px 24px}.stat-grid{grid-template-columns:repeat(2,1fr)}}

/*---------- news CMS ----------*/
.news-panel{
  background:#fff;border-radius:30px;border:1px solid #efeeea;
  box-shadow:var(--shadow);overflow:hidden;
}
.news-panel-top{
  display:flex;align-items:flex-end;justify-content:space-between;gap:15px;flex-wrap:wrap;
  padding:30px 32px 0;
}
.news-grid{display:grid;grid-template-columns:0.9fr 1.6fr;gap:0;margin-top:18px}
.news-spot{
  display:flex;flex-direction:column;justify-content:space-between;
  margin:8px 20px 24px 26px;border-radius:22px;overflow:hidden;
  background:linear-gradient(150deg,#111827,#18392a 80%,#1a5b32);
  padding:28px 24px;color:#fff;min-height:280px;position:relative;
}
.news-spot::before{
  content:"";position:absolute;zoom:.7;right:-60px;top:-60px;width:190px;height:190px;border-radius:50%;
  background:radial-gradient(circle,rgba(74,222,128,.22),transparent 70%);
}
.news-spot .chip-light{margin-bottom:12px;align-self:flex-start}
.news-spot h3{font-size:22px;color:#fff;line-height:1.45;margin-bottom:12px;max-width:420px}
.news-spot p{font-size:15px;color:#cbd5d1;max-width:400px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.news-spot-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:20px}
.news-spot-foot time{font-size:14px;color:#a7c4b4}
.news-feed{display:flex;flex-direction:column;margin:0 26px 24px 10px}
.news-items{border-bottom:1px solid #f3f4f6;padding:16px 2px;display:grid;grid-template-columns:1fr auto;align-items:start;gap:8px 12px;transition:background .2s}
.news-items:hover{background:#fafdfb}
.news-items h3{font-size:16px;line-height:1.5;font-weight:700;margin:7px 0 5px}
.news-items h3 a:hover{color:var(--primary)}
.news-items p{
  font-size:14px;color:var(--muted);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-item-meta{display:flex;gap:10px;align-items:center;font-size:13px;color:#9ca3af}
.news-item-meta time{font-style:normal}
.news-link-go{
  grid-column:1/-1;display:inline-flex;justify-content:flex-end;align-items:center;gap:6px;
  font-size:14px;font-weight:600;color:var(--primary);
}
.news-empty{
  display:grid;place-items:center;min-height:180px;margin-left:20px;text-align:center;
}
.news-empty-box{
  border:2px dashed #d1d5db;border-radius:18px;padding:34px 46px;color:#9ca3af;
}
.news-empty-ico{
  font-size:34px;line-height:1;color:#9ca3af;display:block;margin-bottom:10px;
}
@media(max-width:900px){
  .news-grid{grid-template-columns:1fr}
  .news-feed{margin-left:26px}
  .news-spot{min-height:220px}
  .news-empty{margin-left:28px}
}
@media(max-width:560px){
  .news-panel-top{padding:24px 18px 0}
  .news-spot{margin:12px 12px 16px}
  .news-feed{margin:0 14px 16px}
  .news-items{grid-template-columns:1fr}
}

/*---------- quote social ----------*/
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote-card{background:#fff;border:1px solid #f0efec;border-radius:var(--radius);padding:26px 24px;box-shadow:var(--shadow);position:relative}
.quote-card::before{
  content:"“";position:absolute;right:22px;top:14px;font-size:72px;
  font-family:Georgia,serif;line-height:1;color:#dcfce7;
}
.quote-card p{position:relative;z-index:1;font-size:15px;color:#374151;line-height:1.85}
.quote-person{display:flex;align-items:center;gap:12px;margin-top:22px;border-top:1px solid #f3f4f6;padding-top:16px}
.quote-avatar{width:40px;height:40px;border-radius:50%;background:var(--primary-soft);color:var(--primary-dark);display:grid;place-items:center;font-weight:800;flex:0 0 auto}
.quote-person strong{font-size:15px}
.quote-person span{display:block;font-size:13px;color:#9ca3af}
@media(max-width:900px){.quote-grid{grid-template-columns:1fr;max-width:620px}}

/*---------- FAQ ----------*/
.faq-wrap{
  display:grid;grid-template-columns:1fr 1fr;
  gap:18px;
}
.faq-item{
  background:#fff;border:1px solid #f0efec;border-radius:18px;
  padding:2px 2px 2px 2px;
  box-shadow:var(--shadow);overflow:hidden;
}
.faq-item summary{
  display:flex;align-items:center;gap:14px;cursor:pointer;list-style:none;
  padding:19px 22px;font-weight:700;color:#111827;font-size:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-q-ico{
  width:28px;height:28px;flex:0 0 auto;border-radius:9px;
  background:var(--primary-soft);color:var(--primary-dark);
  display:grid;place-items:center;font-weight:900;font-size:15px;
}
.faq-arrow{
  margin-left:auto;width:26px;height:26px;border-radius:50%;
  background:#f3f4f6;display:grid;place-items:center;
  transition:transform .3s;flex:0 0 auto;
}
.faq-arrow svg{width:14px;height:14px}
.faq-item details[open] .faq-arrow{transform:rotate(180deg)}
.faq-a{
  padding:0 22px 20px 64px;color:var(--muted);font-size:15px;line-height:1.85;
}
.faq-a a{color:var(--primary);font-weight:600}
.faq-item:hover{box-shadow:var(--shadow-md)}
@media(max-width:820px){.faq-wrap{grid-template-columns:1fr}}

/*---------- CTA ----------*/
.cta-banner{
  position:relative;border-radius:32px;overflow:hidden;color:#fff;
  padding:76px 50px;text-align:center;
  background:linear-gradient(120deg,rgba(6,14,10,.92),rgba(15,65,40,.76)),url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
}
.cta-banner h2{color:#fff;font-size:clamp(28px,4.2vw,44px);font-weight:900;letter-spacing:-.02em;max-width:760px;margin-inline:auto}
.cta-banner p{margin-top:14px;font-size:17px;color:#cce3d6;max-width:620px;margin-inline:auto}
.cta-actions{margin-top:30px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
@media(max-width:600px){.cta-banner{padding:58px 24px}}
/*---------- footer ----------*/
.site-footer{
  background:#0b100e;color:#9fbaae;font-size:14px;
  margin-top:90px;
}
.footer-top{height:5px;background:linear-gradient(90deg,var(--primary),#a3e635,var(--primary))}
.footer-inner{
  max-width:1200px;margin-inline:auto;padding-inline:24px;
  padding-top:64px;padding-bottom:40px;
  display:grid;grid-template-columns:1.25fr .85fr 1fr 1fr;gap:44px;
}
.footer-brand .brand-text{color:#fff}
.footer-brand .brand-text span{color:#86efac}
.footer-brand p{margin-top:18px;line-height:1.85;font-size:14px;color:#83a396;max-width:280px}
.footer-social{display:flex;gap:10px;margin-top:22px}
.footer-social a{
  width:34px;height:34px;border-radius:10px;
  border:1px solid rgba(255,255,255,.12);display:grid;place-items:center;color:#b5cdc2;
  transition:all .2s;
}
.footer-social a:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.footer-title{font-size:16px;font-weight:700;color:#fff;margin-bottom:18px;letter-spacing:.01em}
.footer-nav{display:flex;flex-direction:column;gap:11px}
.footer-nav a{color:#9fbaae;transition:all .2s;display:inline-flex;align-items:center;gap:5px}
.footer-nav a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  font-size:13px;
}
.footer-bottom-inner{
  max-width:1200px;margin-inline:auto;padding:22px 24px;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;color:#718d7e;
}
.footer-bottom-inner a{color:#9fbaae}
.footer-bottom-inner a:hover{color:#fff}
@media(max-width:900px){.footer-inner{grid-template-columns:1fr 1fr;gap:38px}}
@media(max-width:560px){.footer-inner{grid-template-columns:1fr;gap:34px}}

/* roulang page: article */
:root {
            --primary: #16A34A;
            --primary-dark: #15803D;
            --accent: #F97316;
            --bg: #F7F7F5;
            --card: #FFFFFF;
            --text: #1F2937;
            --text-soft: #4B5563;
            --text-muted: #6B7280;
            --border: #E8E6E1;
            --radius: 18px;
            --shadow: 0 6px 20px rgba(0, 0, 0, .06);
            --shadow-lg: 0 20px 45px rgba(0, 0, 0, .12);
        }
        *,
        *:before,
        *:after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
            background: var(--bg);
            color: var(--text);
            line-height: 1.65;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            display: block;
        }
        a {
            color: inherit;
            text-decoration: none;
        }
        .container {
            max-width: 1200px;
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }
        /* 顶部导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 60;
            background: rgba(255, 255, 255, .94);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--border);
            transition: box-shadow .3s;
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 72px;
            gap: 24px;
        }
        .brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-weight: 800;
            font-size: 20px;
            letter-spacing: -.5px;
            color: var(--text);
            white-space: nowrap;
        }
        .brand-badge {
            width: 38px;
            height: 38px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: linear-gradient(135deg, #0B1120 0%, #16A34A 100%);
            color: #fff;
            border-radius: 12px;
            font-size: 18px;
            font-weight: 900;
            flex: none;
        }
        .brand-text {
            line-height: 1.1;
        }
        .brand-text span {
            display: block;
            font-size: 12px;
            font-weight: 500;
            color: var(--text-muted);
            letter-spacing: 1px;
        }
        .main-nav {
            display: flex;
            align-items: center;
            gap: 4px;
        }
        .main-nav a {
            padding: 8px 14px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            color: var(--text-soft);
            position: relative;
            transition: color .25s, background .25s;
        }
        .main-nav a:hover {
            color: var(--primary);
            background: #EAFAF0;
        }
        .main-nav a.active {
            color: var(--primary-dark);
            background: #E3F5EB;
            font-weight: 700;
        }
        .header-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            width: 200px;
            height: 42px;
            padding: 0 14px;
            background: #F3F4F6;
            border: 1px solid transparent;
            border-radius: 999px;
            transition: border .3s, background .3s;
        }
        .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
        }
        .search-box input {
            border: none;
            outline: none;
            background: transparent;
            width: 100%;
            font-size: 14px;
            color: var(--text);
        }
        .search-box svg {
            flex: none;
            color: var(--text-muted);
        }
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            border-radius: 999px;
            font-weight: 600;
            font-size: 15px;
            border: none;
            cursor: pointer;
            transition: transform .25s, box-shadow .25s, background .25s, opacity .25s;
        }
        .btn:focus-visible,
        a:focus-visible {
            outline: 3px solid rgba(22, 163, 74, .35);
            outline-offset: 2px;
        }
        .btn-primary {
            background: linear-gradient(135deg, #16A34A, #15803D);
            color: #fff;
            padding: 10px 22px;
            box-shadow: 0 4px 14px rgba(22, 163, 74, .28);
        }
        .btn-primary:hover {
            transform: scale(1.02);
            box-shadow: 0 8px 20px rgba(22, 163, 74, .35);
            opacity: .96;
        }
        .btn-primary:active {
            transform: scale(.96);
        }
        .btn-light {
            background: #ffffff;
            color: #111827;
            padding: 10px 22px;
        }
        .btn-light:hover {
            background: #EEF2F0;
        }
        .btn-outline-light {
            border: 1px solid rgba(255, 255, 255, .7);
            color: #fff;
            background: transparent;
            padding: 9px 22px;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .14);
        }
        .mobile-toggle {
            display: none;
            width: 42px;
            height: 42px;
            border: 1px solid var(--border);
            border-radius: 10px;
            background: #fff;
            align-items: center;
            justify-content: center;
            cursor: pointer;
        }
        @media (max-width: 1023px) {
            .header-inner {
                gap: 12px;
            }
            .main-nav {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                flex-direction: column;
                align-items: stretch;
                padding: 16px 20px 24px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-lg);
                max-height: 0;
                overflow: hidden;
                opacity: 0;
                pointer-events: none;
                transition: max-height .35s, opacity .3s;
                border-radius: 0 0 20px 20px;
            }
            .main-nav.open {
                max-height: 420px;
                opacity: 1;
                pointer-events: auto;
            }
            .main-nav a {
                padding: 12px 14px;
                font-size: 16px;
            }
            .mobile-toggle {
                display: inline-flex;
            }
            .search-box {
                width: 150px;
            }
        }
        @media (max-width: 640px) {
            .search-box {
                display: none;
            }
            .header-inner {
                height: 64px;
            }
            .brand-text {
                font-size: 18px;
            }
            .btn-primary {
                padding: 8px 14px;
                font-size: 13px;
            }
        }

        /* 通用区块 */
        .page-hero {
            position: relative;
            background-size: cover;
            background-position: center;
            color: #fff;
            padding: 72px 0 90px;
        }
        .page-hero:before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(8, 15, 12, .82), rgba(10, 20, 14, .55));
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 800px;
        }
        .kicker {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: 1.5px;
            background: rgba(255, 255, 255, .15);
            padding: 6px 14px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, .2);
            margin-bottom: 16px;
        }
        .page-hero h1 {
            font-size: 44px;
            line-height: 1.2;
            margin: 0 0 14px;
            letter-spacing: -1px;
        }
        .page-hero p {
            font-size: 17px;
            color: rgba(255, 255, 255, .82);
            max-width: 640px;
            margin: 0 0 26px;
        }
        .breadcrumb {
            font-size: 13px;
            color: rgba(255, 255, 255, .6);
            margin-bottom: 12px;
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, .8);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: #fff;
        }
        @media (max-width: 767px) {
            .page-hero {
                padding: 44px 0 58px;
            }
            .page-hero h1 {
                font-size: 30px;
            }
            .page-hero p {
                font-size: 15px;
            }
        }

        .section-block {
            padding: 72px 0;
        }
        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 20px;
            margin-bottom: 32px;
            flex-wrap: wrap;
        }
        .section-head .subtitle {
            color: var(--text-muted);
            font-size: 14px;
            margin-top: 8px;
        }
        .sec-title {
            font-size: 30px;
            line-height: 1.25;
            font-weight: 800;
            letter-spacing: -.5px;
            margin: 0;
        }
        .sec-title::before {
            content: "";
            display: inline-block;
            width: 5px;
            height: 24px;
            background: var(--primary);
            border-radius: 6px;
            vertical-align: -3px;
            margin-right: 12px;
        }
        .more-link {
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 14px;
            white-space: nowrap;
            border-bottom: 1px solid transparent;
            transition: border-color .2s;
        }
        .more-link:hover {
            border-color: var(--primary-dark);
        }

        /* 卡片 */
        .info-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .info-card {
            background: #fff;
            border-radius: 20px;
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: transform .35s, box-shadow .35s;
            border: 1px solid rgba(232, 230, 225, .8);
        }
        .info-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-lg);
        }
        .info-card .media {
            aspect-ratio: 16 / 9;
            overflow: hidden;
            position: relative;
        }
        .info-card .media img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .6s;
        }
        .info-card:hover .media img {
            transform: scale(1.04);
        }
        .info-card .body {
            padding: 20px;
        }
        .card-meta {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 10px;
            font-size: 12px;
            color: var(--text-muted);
        }
        .tag {
            display: inline-block;
            background: #EFFAF3;
            color: var(--primary-dark);
            font-size: 12px;
            border-radius: 999px;
            padding: 3px 12px;
            font-weight: 600;
        }
        .hot-tag {
            background: #FFF4E8;
            color: #C2410C;
        }
        .info-card h3 {
            font-size: 18px;
            line-height: 1.4;
            margin: 0 0 10px;
            font-weight: 700;
        }
        .info-card p {
            color: var(--text-soft);
            font-size: 14px;
            margin: 0 0 16px;
            line-height: 1.65;
        }
        .card-link {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-weight: 600;
            color: var(--primary-dark);
            font-size: 14px;
            transition: gap .25s, color .2s;
        }
        .card-link:hover {
            gap: 12px;
            color: var(--primary);
        }
        @media (max-width: 1023px) {
            .info-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 640px) {
            .info-grid {
                grid-template-columns: 1fr;
            }
            .section-block {
                padding: 50px 0;
            }
            .sec-title {
                font-size: 24px;
            }
        }

        /* 特色大卡 */
        .feature-panel {
            background: #0D1A12;
            border-radius: 24px;
            overflow: hidden;
            box-shadow: var(--shadow-lg);
            max-width: 100%;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            color: #fff;
        }
        .feature-panel img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 320px;
        }
        .feature-copy {
            padding: 40px;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }
        .feature-copy h2 {
            font-size: 30px;
            line-height: 1.3;
            margin: 0 0 14px;
        }
        .feature-copy p {
            font-size: 15px;
            color: rgba(255, 255, 255, .72);
            margin: 0 0 22px;
            line-height: 1.7;
        }
        @media (max-width: 900px) {
            .feature-panel {
                grid-template-columns: 1fr;
            }
            .feature-copy {
                padding: 28px;
            }
        }

        /* chips */
        .chip-wrap {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }
        .chip {
            background: #fff;
            border: 1px solid #E5E7EB;
            border-radius: 999px;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text-soft);
            transition: all .25s;
        }
        .chip:hover {
            background: var(--primary);
            color: #fff;
            border-color: var(--primary);
            transform: translateY(-2px);
            box-shadow: 0 6px 16px rgba(22, 163, 74, .22);
        }

        /* 数据 */
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
            background: #fff;
            border-radius: 22px;
            padding: 28px;
            box-shadow: var(--shadow);
            border: 1px solid #ECEFEA;
            margin-top: -40px;
            position: relative;
            z-index: 3;
        }
        .stat-item {
            text-align: center;
            border-right: 1px solid #ECEFEA;
            padding: 8px;
        }
        .stat-item:last-child {
            border-right: none;
        }
        .stat-num {
            font-size: 34px;
            font-weight: 900;
            color: var(--primary-dark);
            letter-spacing: -1px;
        }
        .stat-label {
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 4px;
        }
        @media (max-width: 767px) {
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
                padding: 16px;
                margin-top: -30px;
                gap: 14px;
            }
            .stat-item:nth-child(2) {
                border-right: none;
            }
            .stat-item:nth-child(-n+2) {
                padding-bottom: 10px;
                border-bottom: 1px solid #ECEFEA;
            }
            .stat-num {
                font-size: 26px;
            }
        }

        /* FAQ */
        .faq-wrap {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: #fff;
            border: 1px solid #ECEFEA;
            border-radius: 16px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: box-shadow .25s;
        }
        .faq-item:hover {
            box-shadow: var(--shadow);
        }
        .faq-q {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            padding: 20px 22px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            color: var(--text);
            border: none;
            background: none;
            width: 100%;
            text-align: left;
            font-family: inherit;
        }
        .faq-q .q-icon {
            width: 28px;
            height: 28px;
            flex: none;
            background: #E8F7EF;
            border-radius: 50%;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--primary-dark);
            font-weight: 700;
            font-size: 14px;
        }
        .faq-q .arrow {
            margin-left: auto;
            transition: transform .3s;
            color: #9CA3AF;
            flex: none;
        }
        .faq-item.open .faq-q .arrow {
            transform: rotate(180deg);
        }
        .faq-a {
            max-height: 0;
            overflow: hidden;
            transition: max-height .4s ease;
            color: var(--text-soft);
            font-size: 15px;
            line-height: 1.75;
        }
        .faq-a-inner {
            padding: 0 22px 22px 50px;
        }
        .faq-item.open .faq-a {
            max-height: 400px;
        }

        /* CTA */
        .cta-band {
            background: linear-gradient(115deg, #0A0F0D 0%, #0F3D24 55%, #1B5E30 100%);
            border-radius: 28px;
            color: #fff;
            text-align: center;
            padding: 70px 30px;
            position: relative;
            overflow: hidden;
        }
        .cta-band h2 {
            font-size: 34px;
            margin: 0 0 14px;
            letter-spacing: -1px;
        }
        .cta-band p {
            color: rgba(255, 255, 255, .75);
            font-size: 16px;
            max-width: 620px;
            margin: 0 auto 30px;
        }
        @media (max-width: 640px) {
            .cta-band {
                padding: 44px 20px;
            }
            .cta-band h2 {
                font-size: 26px;
            }
        }

        /* footer */
        .site-footer {
            background: #0A0F0D;
            color: #A3B8AD;
            margin-top: 40px;
        }
        .footer-top {
            height: 4px;
            background: linear-gradient(90deg, #16A34A, #EAB308, #16A34A);
        }
        .footer-inner {
            max-width: 1200px;
            margin: auto;
            padding: 56px 24px 24px;
            display: grid;
            grid-template-columns: 1.6fr 1fr 1fr 1fr;
            gap: 40px;
        }
        .footer-brand p {
            max-width: 320px;
            color: #84978D;
            font-size: 14px;
            line-height: 1.75;
            margin: 18px 0;
        }
        .footer-social a {
            display: inline-flex;
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: rgba(255, 255, 255, .08);
            align-items: center;
            justify-content: center;
            color: #A3B8AD;
            margin-right: 8px;
            transition: all .25s;
        }
        .footer-social a:hover {
            background: var(--primary);
            color: #fff;
        }
        .footer-title {
            color: #E8EFEB;
            font-size: 15px;
            font-weight: 700;
            letter-spacing: .4px;
            margin-top: 0;
            margin-bottom: 20px;
        }
        .footer-nav a {
            display: block;
            font-size: 14px;
            color: #84978D;
            padding: 5px 0;
            transition: color .2s, padding-left .2s;
        }
        .footer-nav a:hover {
            color: #ffffff;
            padding-left: 6px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            font-size: 13px;
            color: #6F8579;
            padding: 22px 24px;
        }
        .footer-bottom-inner {
            max-width: 1200px;
            margin: auto;
            display: flex;
            justify-content: space-between;
            gap: 20px;
            flex-wrap: wrap;
        }
        @media (max-width: 900px) {
            .footer-inner {
                grid-template-columns: 1fr 1fr;
                padding-top: 36px;
            }
        }
        @media (max-width: 580px) {
            .footer-inner {
                grid-template-columns: 1fr;
            }
        }

        /* 返回顶部 */
        .back-top {
            position: fixed;
            right: 24px;
            bottom: 24px;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            border: none;
            box-shadow: 0 10px 24px rgba(22, 163, 74, .3);
            cursor: pointer;
            display: none;
            align-items: center;
            justify-content: center;
            z-index: 50;
        }
        .back-top.show {
            display: inline-flex;
        }
        @media (max-width: 640px) {
            .back-top {
                right: 14px;
                bottom: 14px;
                width: 38px;
                height: 38px;
            }
        }

/* roulang page: category2 */
:root {
    --color-primary: #16A34A;
    --color-primary-dark: #15803D;
    --color-primary-light: #4ADE80;
    --color-accent: #F97316;
    --color-bg: #F7F7F5;
    --color-surface: #FFFFFF;
    --color-text: #1F2937;
    --color-muted: #4B5563;
    --color-subtle: #6B7280;
    --color-border: #E8E6E1;
    --color-dark: #0B1120;
    --radius-xl: 18px;
    --radius-lg: 14px;
    --radius-md: 12px;
    --shadow-sm: 0 1px 2px rgba(16, 24, 40, .06), 0 1px 3px rgba(16, 24, 40, .1);
    --shadow-md: 0 6px 20px rgba(16, 24, 40, .08);
    --shadow-lg: 0 18px 40px rgba(16, 24, 40, .12);
    --container: 1200px;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    margin: 0;
    background: var(--color-bg);
    color: var(--color-text);
    font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
  }

  body.nav-lock {
    overflow: hidden;
  }

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

  a {
    color: inherit;
    text-decoration: none;
  }

  a:focus-visible {
    outline: 3px solid rgba(22, 163, 74, .45);
    outline-offset: 2px;
    border-radius: 4px;
  }

  button {
    font-family: inherit;
  }

  .container {
    max-width: var(--container);
    margin-inline: auto;
    padding-inline: 20px;
  }

  .section {
    padding: 72px 0;
  }

  .section-light {
    background: #fff;
  }

  .section-tint {
    background: linear-gradient(180deg, #F7F7F5 0%, #EEF4EE 100%);
  }

  .section-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 32px;
  }

  .section-heading h2 {
    font-size: 30px;
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.02em;
    margin: 0 0 6px;
  }

  .section-heading p {
    color: var(--color-subtle);
    margin: 0;
    font-size: 15px;
  }

  .heading-rule {
    display: flex;
    justify-content: center;
    gap: 7px;
    margin-top: 10px;
  }

  .heading-rule span {
    width: 34px;
    height: 4px;
    border-radius: 99px;
    background: var(--color-primary-light);
  }

  .heading-rule span:first-child {
    background: var(--color-primary);
    width: 54px;
  }

  .text-link {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    color: var(--color-primary-dark);
    font-weight: 700;
    font-size: 15px;
    transition: gap .25s ease, color .2s ease;
  }

  .text-link:hover {
    color: var(--color-primary);
    gap: 9px;
  }

  /* Buttons */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 12px;
    font-weight: 700;
    border: 0;
    cursor: pointer;
    transition: transform .22s ease, box-shadow .25s ease, background .25s ease, border-color .25s;
    text-align: center;
    padding: 12px 24px;
    font-size: 15px;
    line-height: 1.4;
  }

  .btn:active {
    transform: scale(.97);
  }

  .btn-primary {
    color: #fff;
    background: linear-gradient(135deg, #22C55E 0%, #15803D 100%);
    box-shadow: 0 8px 18px rgba(34, 197, 94, .22);
  }

  .btn-primary:hover {
    transform: translateY(-1px) scale(1.02);
    box-shadow: 0 12px 26px rgba(34, 197, 94, .3);
  }

  .btn-accent {
    color: #fff;
    background: linear-gradient(135deg, #FB923C, #EA580C);
    box-shadow: 0 10px 22px rgba(249, 115, 22, .22);
  }

  .btn-accent:hover {
    transform: translateY(-1px) scale(1.02);
    box-shadow: 0 14px 30px rgba(249, 115, 22, .3);
  }

  .btn-ghost {
    color: #fff;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .4);
    backdrop-filter: blur(8px);
  }

  .btn-ghost:hover {
    background: rgba(255, 255, 255, .2);
    border-color: rgba(255, 255, 255, .7);
  }

  .btn-light {
    background: #fff;
    color: var(--color-text);
    box-shadow: var(--shadow-sm);
  }

  .btn-light:hover {
    background: #f3f4f6;
  }

  .btn-sm {
    padding: 9px 16px;
    font-size: 14px;
  }

  .btn-lg {
    padding: 16px 32px;
    font-size: 17px;
    border-radius: 14px;
  }

  /* Header */
  .site-header {
    position: sticky;
    top: 0;
    z-index: 60;
    background: rgba(255, 255, 255, .96);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid #EAE8E3;
    box-shadow: 0 1px 2px rgba(0, 0, 0, .02);
    transition: box-shadow .3s ease;
  }

  .site-header.scrolled {
    box-shadow: var(--shadow-md);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    min-height: 70px;
    position: relative;
  }

  .brand {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    flex-shrink: 0;
  }

  .brand-badge {
    width: 42px;
    height: 42px;
    border-radius: 13px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 20px;
    color: #fff;
    background: linear-gradient(135deg, #22C55E 0%, #0B7A3B 100%);
    box-shadow: 0 5px 14px rgba(34, 197, 94, .28);
  }

  .brand-text {
    font-weight: 800;
    font-size: 20px;
    color: #111827;
    letter-spacing: -.02em;
  }

  .brand-text span {
    color: var(--color-primary);
  }

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

  .main-nav a {
    position: relative;
    padding: 10px 12px;
    font-size: 15px;
    font-weight: 600;
    color: #374151;
    border-radius: 9px;
    transition: color .2s, background .2s;
  }

  .main-nav a::after {
    content: "";
    position: absolute;
    left: 14px;
    right: 14px;
    bottom: 1px;
    height: 2px;
    border-radius: 99px;
    background: transparent;
    transition: background .25s;
  }

  .main-nav a:hover {
    color: var(--color-primary-dark);
    background: rgba(22, 163, 74, .06);
  }

  .main-nav a.active {
    color: var(--color-primary-dark);
    background: rgba(22, 163, 74, .08);
  }

  .main-nav a.active::after {
    background: var(--color-primary);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 6px;
  }

  .search-box {
    position: relative;
  }

  .search-box svg {
    position: absolute;
    left: 13px;
    top: 50%;
    transform: translateY(-50%);
    width: 16px;
    height: 16px;
    color: #9ca3af;
    pointer-events: none;
    transition: color .2s ease;
  }

  .search-box input {
    width: 208px;
    height: 40px;
    border: 1px solid #E5E7EB;
    border-radius: 99px;
    padding: 0 16px 0 38px;
    font-size: 14px;
    background: #F9FAFB;
    color: #111827;
    transition: border .2s, background .2s, box-shadow .2s, width .2s;
  }

  .search-box input::placeholder {
    color: #9CA3AF;
  }

  .search-box input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: #fff;
    box-shadow: 0 0 0 4px rgba(22, 163, 74, .12);
  }

  .nav-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: 1px solid #e5e7eb;
    border-radius: 11px;
    background: #fff;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: #1f2937;
  }

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

  .mobile-nav {
    display: none;
    background: #ffffff;
    border-top: 1px solid #F0EFEC;
    padding: 10px 16px 20px;
    flex-direction: column;
    gap: 6px;
    box-shadow: 0 16px 30px rgba(0,0,0,.06);
  }

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

  .mobile-nav a {
    padding: 13px 10px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 16px;
    color: #374151;
    border-bottom: 1px solid #f3f4f6;
  }

  .mobile-nav a.active {
    color: var(--color-primary-dark);
    background: #ECFDF3;
  }

  .mobile-nav a:last-child {
    border-bottom: 0;
  }

  /* Page banner */
  .page-banner {
    position: relative;
    min-height: 360px;
    display: flex;
    align-items: center;
    background-size: cover;
    background-position: center;
    padding: 68px 0 56px;
    overflow: hidden;
  }

  .page-banner::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(103deg, rgba(4, 10, 16, .92) 0%, rgba(4, 18, 14, .72) 55%, rgba(10, 60, 40, .45) 100%);
  }

  .page-banner::after {
    content: "";
    position: absolute;
    right: -80px;
    bottom: -120px;
    width: 420px;
    height: 420px;
    background: radial-gradient(circle, rgba(34, 197, 94, .36) 0%, transparent 68%);
    border-radius: 50%;
  }

  .page-banner-content {
    position: relative;
    z-index: 2;
    max-width: 640px;
  }

  .breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, .84);
    font-size: 14px;
    margin-bottom: 24px;
  }

  .breadcrumb a {
    color: #fff;
  }

  .breadcrumb .sep {
    color: rgba(255, 255, 255, .5);
  }

  .breadcrumb .current {
    color: #BEF264;
    font-weight: 500;
  }

  .page-banner h1 {
    font-size: 44px;
    line-height: 1.15;
    color: #fff;
    font-weight: 900;
    margin: 0 0 18px;
    letter-spacing: -.02em;
  }

  .page-banner h1 span {
    color: #84DD63;
  }

  .page-banner p {
    color: rgba(255, 255, 255, .86);
    font-size: 17px;
    line-height: 1.85;
    margin: 0 0 28px;
    max-width: 560px;
  }

  .banner-btns {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
  }

  .banner-metric {
    position: relative;
    z-index: 2;
    margin-left: auto;
    align-self: flex-end;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    width: 100%;
    max-width: 430px;
    margin-left: auto;
  }

  .page-banner + .hero-metric-strip {
    margin-top: -44px;
  }

  .stat-card {
    background: rgba(255, 255, 255, .98);
    border: 1px solid #EFF3F0;
    box-shadow: var(--shadow-md);
    border-radius: 18px;
    padding: 18px 12px;
    text-align: center;
  }

  .stat-num {
    font-size: 27px;
    font-weight: 900;
    letter-spacing: -0.02em;
    color: #111827;
    line-height: 1.2;
  }

  .stat-label {
    font-size: 13px;
    color: #4B5563;
    margin-top: 2px;
  }

  .banner-stats {
    position: relative;
    z-index: 3;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    max-width: 720px;
    margin-top: -44px;
    gap: 12px;
  }

  /* Cards */
  .card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
  }

  .media-card {
    background: #fff;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: transform .3s ease, box-shadow .3s ease, border-color .3s;
    border: 1px solid #F1F0ED;
    display: flex;
    flex-direction: column;
  }

  .media-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(22, 163, 74, .25);
  }

  .media-card .thumb {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #e5e7eb;
  }

  .media-card .thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: saturate(.85) brightness(.97);
    transition: transform .5s ease, filter .3s ease;
  }

  .media-card:hover .thumb img {
    transform: scale(1.05);
    filter: saturate(.95) brightness(1);
  }

  .thumb-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    display: inline-block;
    background: linear-gradient(135deg, #F97316, #EA580C);
    color: #fff;
    font-size: 12px;
    font-weight: 700;
    line-height: 1;
    padding: 7px 10px;
    border-radius: 999px;
    box-shadow: 0 6px 16px rgba(249, 115, 22, .32);
    letter-spacing: .02em;
  }

  .thumb-tag.green {
    background: linear-gradient(135deg, #22C55E, #15803D);
    box-shadow: 0 6px 16px rgba(34, 197, 94, .3);
  }

  .thumb-tag.dark {
    background: rgba(0, 0, 0, .68);
    backdrop-filter: blur(4px);
  }

  .thumb-meta {
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 12px;
    color: #fff;
    gap: 8px;
  }

  .chip-live {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(0, 0, 0, .55);
    padding: 5px 9px;
    border-radius: 999px;
    backdrop-filter: blur(5px);
  }

  .chip-live i {
    display: block;
    width: 7px;
    height: 7px;
    background: #ff3b30;
    border-radius: 50%;
    animation: blink 1.3s infinite;
  }

  .chip-live i::after {
    content: "";
    position: absolute;
    inset: -5px;
    border: 2px solid rgba(255, 59, 48, .4);
    border-radius: 50%;
    opacity: .4;
  }

  @keyframes blink {
    0%, 100% { opacity: 1; }
    50% { opacity: .3; }
  }

  .thumb-num {
    background: rgba(0,0,0,.5);
    border-radius: 999px;
    padding: 5px 10px;
    backdrop-filter: blur(4px);
  }

  .media-card .card-body {
    padding: 18px 18px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
  }

  .media-card h3 {
    margin: 0;
    font-size: 17px;
    line-height: 1.4;
    font-weight: 700;
    color: #111827;
  }

  .media-card h3 a:hover {
    color: var(--color-primary);
  }

  .media-card .card-desc {
    color: var(--color-muted);
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }

  .card-labels {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
  }

  .card-labels span {
    font-size: 12px;
    color: var(--color-primary-dark);
    background: #ECFDF3;
    border: 1px solid #D1FAE5;
    padding: 4px 9px;
    border-radius: 999px;
  }

  .card-foot {
    border-top: 1px solid #F2F2F0;
    margin-top: 14px;
    padding-top: 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: #6B7280;
  }

  .card-enter {
    font-weight: 700;
    color: var(--color-primary);
    display: inline-flex;
    align-items: center;
    gap: 4px;
  }

  .card-enter:hover {
    gap: 8px;
    transition: gap .2s;
  }

  /* Focus match block */
  .feature-panel {
    background: linear-gradient(135deg, #0B1120 0%, #0D2418 52%, #124D2C 100%);
    border-radius: 24px;
    overflow: hidden;
    position: relative;
    color: white;
    padding: 0;
    box-shadow: 0 22px 44px rgba(11, 17, 32, .28);
  }

  .feature-panel::before {
    content: "";
    position: absolute;
    right: -80px;
    top: -100px;
    width: 440px;
    height: 440px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(74, 222, 128, .3) 0%, transparent 65%);
  }

  .feature-inner {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.1fr .9fr;
    gap: 30px;
    align-items: center;
    padding: 34px;
  }

  .feature-title {
    font-size: 29px;
    line-height: 1.3;
    margin: 0 0 12px;
    font-weight: 800;
    letter-spacing: -0.01em;
  }

  .feature-sub {
    color: rgba(255, 255, 255, .74);
    margin: 0 0 16px;
    font-size: 15px;
    line-height: 1.8;
  }

  .feature-list {
    list-style: none;
    padding: 0;
    margin: 0 0 24px;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 14px;
  }

  .feature-list li {
    display: flex;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,.88);
    font-size: 14px;
    padding: 6px 0;
  }

  .feature-list li::before {
    content: "✓";
    width: 20px;
    height: 20px;
    flex: 0 0 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(34, 197, 94, .2);
    color: #86EFAC;
    border-radius: 99px;
    font-size: 12px;
  }

  .feature-image {
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    min-height: 300px;
  }

  .feature-image img {
    position: absolute;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 20px;
  }

  .feature-image .play-mask {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,.22);
    transition: background .3s;
  }

  .feature-image:hover .play-mask {
    background: rgba(0,0,0,.38);
  }

  /* Process */
  .process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 22px;
  }

  .process-item {
    border-radius: var(--radius-xl);
    background: #fff;
    border: 1px solid #EEF0EE;
    padding: 28px 22px 24px;
    text-align: center;
    position: relative;
    box-shadow: var(--shadow-sm);
    transition: transform .25s, box-shadow .25s;
  }

  .process-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
  }

  .process-num {
    width: 42px;
    height: 42px;
    margin: 0 auto 18px;
    border-radius: 13px;
    background: linear-gradient(135deg, #22C55E, #15803D);
    color: #fff;
    font-weight: 900;
    font-size: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 18px rgba(22, 163, 74, .25);
  }

  .process-item h3 {
    font-size: 17px;
    margin: 0 0 10px;
    color: #111827;
  }

  .process-item p {
    margin: 0;
    font-size: 14px;
    color: var(--color-muted);
    line-height: 1.75;
  }

  /* Chips */
  .chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
  }

  .chip {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 600;
    border-radius: 99px;
    border: 1px solid #E5E7EB;
    color: #374151;
    background: #fff;
    box-shadow: var(--shadow-sm);
    transition: all .2s ease;
  }

  .chip:hover {
    border-color: #22C55E;
    background: #F0FDF4;
    color: #15803D;
    transform: translateY(-2px);
  }

  .chip i {
    width: 7px;
    height: 7px;
    background: #22C55E;
    border-radius: 99px;
  }

  /* FAQ */
  .faq-grid {
    max-width: 860px;
    margin: 0 auto;
    display: grid;
    gap: 14px;
  }

  .faq-item {
    background: #fff;
    border: 1px solid #EDEcea;
    border-radius: 16px;
    box-shadow: var(--shadow-sm);
    padding: 6px 6px;
    transition: border-color .2s;
  }

  .faq-item:hover {
    border-color: #CDE8D5;
  }

  .faq-item summary {
    list-style: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 15px 16px;
    font-weight: 700;
    font-size: 16px;
    color: #111827;
  }

  .faq-item summary::-webkit-details-marker {
    display: none;
  }

  .faq-q {
    width: 30px;
    height: 30px;
    flex: 0 0 30px;
    border-radius: 10px;
    background: #F0FDF4;
    color: #15803D;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 900;
  }

  .faq-arrow {
    margin-left: auto;
    color: #9CA3AF;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform .25s ease, background .25s ease;
    width: 26px;
    height: 26px;
    border-radius: 8px;
    background: #F3F4F6;
    flex: 0 0 26px;
  }

  .faq-item[open] .faq-arrow {
    transform: rotate(180deg);
    background: #ECFDF3;
    color: #15803D;
  }

  .faq-body {
    padding: 0 16px 18px 60px;
    color: var(--color-muted);
    font-size: 15px;
    line-height: 1.85;
  }

  /* CTA */
  .cta-section {
    position: relative;
    background-size: cover;
    background-position: center;
    border-radius: 28px;
    overflow: hidden;
    padding: 76px 34px;
    text-align: center;
    color: #fff;
  }

  .cta-section::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(100deg, rgba(5, 10, 12, .9) 0%, rgba(5, 21, 18, .84) 55%, rgba(16, 84, 45, .66) 100%);
  }

  .cta-section > * {
    position: relative;
    z-index: 2;
  }

  .cta-section h2 {
    font-size: 38px;
    font-weight: 900;
    letter-spacing: -.02em;
    margin: 0 0 16px;
  }

  .cta-section p {
    color: rgba(255, 255, 255, .86);
    max-width: 560px;
    margin: 0 auto 30px;
    font-size: 16px;
    line-height: 1.8;
  }

  .cta-buttons {
    display: flex;
    gap: 14px;
    justify-content: center;
    flex-wrap: wrap;
  }

  /* Footer */
  .site-footer {
    background: #0A0F0D;
    color: rgba(255, 255, 255, .72);
    margin-top: 48px;
  }

  .footer-top {
    height: 4px;
    background: linear-gradient(90deg, #16A34A, #4ADE80 40%, #16A34A 80%);
    border: 0;
  }

  .footer-inner {
    max-width: var(--container);
    margin-inline: auto;
    padding: 52px 20px 36px;
    display: grid;
    grid-template-columns: 1.3fr 1fr 1fr .9fr;
    gap: 34px;
  }

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

  .footer-brand p {
    font-size: 14px;
    line-height: 1.85;
    margin: 18px 0 20px;
  }

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

  .footer-nav a {
    font-size: 14px;
    color: rgba(255, 255, 255, .68);
    transition: color .2s, transform .2s;
    display: inline-flex;
    align-items: center;
    gap: 4px;
  }

  .footer-nav a:hover {
    color: #86EFAC;
  }

  .footer-title {
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    margin: 0 0 17px;
  }

  .footer-social {
    display: flex;
    gap: 8px;
  }

  .footer-social a {
    width: 36px;
    height: 36px;
    border-radius: 10px;
    border: 1px solid rgba(255, 255, 255, .14);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: rgba(255,255,255,.72);
    transition: all .2s;
  }

  .footer-social a:hover {
    background: #16A34A;
    border-color: #16A34A;
    color: #fff;
  }

  .footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .12);
  }

  .footer-bottom-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 18px 20px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    font-size: 13px;
    color: rgba(255, 255, 255, .55);
  }

  /* Breadcrumb mobile overflow */
  @media (max-width: 991px) {
    .main-nav {
      display: none;
    }

    .nav-toggle {
      display: flex;
    }

    .search-box input {
      display: none;
    }

    .search-box svg {
      display: none;
    }

    .search-box {
      display: none;
    }

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

  @media (max-width: 767px) {
    .section {
      padding: 52px 0;
    }

    .page-banner {
      min-height: auto;
      padding: 52px 0 76px;
    }

    .page-banner h1 {
      font-size: 34px;
    }

    .page-banner p {
      font-size: 15px;
    }

    .banner-stats {
      margin-top: -38px;
      max-width: none;
    }

    .stat-num {
      font-size: 22px;
    }

    .card-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }

    .feature-inner {
      grid-template-columns: 1fr;
      padding: 24px 20px;
    }

    .feature-image {
      min-height: 240px;
    }

    .section-heading {
      flex-direction: column;
      align-items: flex-start;
      gap: 8px;
    }

    .section-heading h2 {
      font-size: 25px;
    }

    .process-grid {
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }

    .cta-section {
      padding: 52px 18px;
      border-radius: 22px;
    }

    .cta-section h2 {
      font-size: 29px;
    }

    .footer-inner {
      grid-template-columns: 1fr 1fr;
      gap: 30px;
      padding-top: 42px;
    }

    .footer-bottom-inner {
      justify-content: center;
      text-align: center;
    }
  }

  @media (max-width: 560px) {
    .header-inner {
      min-height: 62px;
    }

    .brand-text {
      font-size: 18px;
    }

    .brand-badge {
      width: 38px;
      height: 38px;
      font-size: 18px;
    }

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

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

    .page-banner h1 {
      font-size: 29px;
    }

    .banner-stats {
      grid-template-columns: repeat(3, 1fr);
      gap: 8px;
    }

    .stat-card {
      padding: 12px 6px;
    }

    .stat-num {
      font-size: 19px;
    }

    .stat-label {
      font-size: 12px;
    }

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

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

/* roulang page: category1 */
:root{
  --brand:#16a34a;
  --brand-dark:#15803d;
  --brand-deep:#14532d;
  --brand-ink:#0b1120;
  --accent:#f97316;
  --gold:#facc15;
  --bg:#f7f7f5;
  --card:#ffffff;
  --ink:#1f2937;
  --muted:#4b5563;
  --subtle:#6b7280;
  --line:#e8e6e1;
  --soft-line:#e2ebe4;
  --radius-lg:18px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-sm:0 6px 18px rgba(15,42,25,.06);
  --shadow-hover:0 24px 46px rgba(8,47,24,.16);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px}
body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;line-height:1.75}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(22,163,74,.35);outline-offset:3px;border-radius:6px}
.page-container{max-width:1240px;margin:0 auto;padding:0 24px}
@media(min-width:768px){.page-container{padding:0 32px}}

.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);padding:14px 0;transition:box-shadow .3s ease}
.site-header.header-scrolled{box-shadow:0 10px 30px rgba(2,18,10,.09)}
.header-inner{display:flex;align-items:center;gap:18px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-badge{width:40px;height:40px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,#22c55e,#14532d);color:#fff;font-weight:900;font-size:20px;box-shadow:0 8px 20px rgba(22,163,74,.28)}
.brand-text{display:flex;align-items:baseline;font-weight:900;font-size:21px;letter-spacing:.02em;color:var(--ink)}
.brand-text .brand-sub{margin-left:5px;font-size:12px;font-weight:700;color:var(--brand);letter-spacing:.08em}
.main-nav{display:flex;align-items:center;justify-content:center;gap:2px;margin-left:12px}
.main-nav a{display:inline-block;padding:10px 15px;border-radius:999px;font-size:15px;font-weight:600;color:#334155;line-height:1.2;transition:color .2s ease,background .2s ease,border-color .2s ease;border-bottom:2px solid transparent}
.main-nav a:hover{color:var(--brand);background:#f0faf3}
.main-nav a.active{color:var(--brand-dark);background:#e9f8ef;border-color:var(--brand)}
.header-actions{display:flex;align-items:center;justify-content:flex-end;gap:12px;margin-left:auto}
.header-search{display:flex;align-items:center;gap:8px;background:#f5f6f3;border:1px solid #ebebe6;border-radius:999px;padding:8px 14px;width:210px;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease}
.header-search:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(22,163,74,.12)}
.header-search svg{flex-shrink:0;color:#94a3b8}
.header-search input{border:0;background:transparent;width:100%;font-size:14px;outline:0;color:var(--ink)}
.btn-header{background:linear-gradient(135deg,#22c55e,#15803d);color:#fff!important;border-radius:12px;padding:9px 17px;font-size:14px;font-weight:700;line-height:1.2;box-shadow:0 8px 18px rgba(22,163,74,.28);transition:filter .2s ease,transform .2s ease;flex-shrink:0}
.btn-header:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn-header:active{transform:scale(.97)}
.menu-toggle{display:none;width:44px;height:44px;align-items:center;justify-content:center;border:0;border-radius:12px;background:#f2f4f0;color:var(--ink);cursor:pointer}
.menu-toggle.active{background:var(--brand);color:#fff}

.category-banner{position:relative;min-height:430px;background:#07150c;color:#fff;overflow:hidden;display:flex;align-items:center;isolation:isolate}
.banner-background{position:absolute;inset:0;background-position:center 28%;background-size:cover;transform:scale(1.03);z-index:-2}
.banner-background::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(2,10,5,.96) 8%,rgba(3,27,13,.82) 42%,rgba(14,58,29,.36) 78%,rgba(6,30,15,.5) 100%),linear-gradient(0deg,var(--brand-ink) 0%,transparent 45%)}
.category-breadcrumb{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:13px;color:rgba(255,255,255,.72)}
.category-breadcrumb a{color:rgba(255,255,255,.8);transition:color .2s}
.category-breadcrumb a:hover{color:#fff}
.category-breadcrumb .breadcrumb-current{color:#fff;font-weight:600}
.category-eyebrow{display:inline-flex;align-items:center;gap:8px;margin:22px 0 12px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);color:#d9ffe8;padding:6px 13px;border-radius:999px;font-size:13px;font-weight:600;backdrop-filter:blur(8px)}
.category-eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(250,204,21,.2)}
.category-banner h1{margin:0;font-size:clamp(34px,5.2vw,58px);font-weight:900;letter-spacing:-.03em;line-height:1.12}
.category-banner h1 span.color{color:#4ade80}
.category-banner .banner-lead{max-width:720px;font-size:17px;line-height:1.9;color:rgba(255,255,255,.86);margin:20px 0 34px}
.banner-actions{display:flex;flex-wrap:wrap;gap:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:14px;padding:12px 22px;font-weight:700;font-size:15px;transition:filter .2s ease,transform .2s ease,background .2s ease,border-color .2s ease;cursor:pointer}
.btn-primary{background:linear-gradient(135deg,#22c55e,#15803d);color:#fff!important;box-shadow:0 12px 26px rgba(4,82,34,.32)}
.btn-secondary{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.2);color:#fff;backdrop-filter:blur(8px)}
.btn-outline{background:transparent;border:1px solid rgba(22,163,74,.18);color:var(--brand-dark)}
.btn-primary:hover,.btn-secondary:hover,.btn-outline:hover{transform:translateY(-2px);filter:brightness(1.08)}
.btn-primary:active,.btn-secondary:active,.btn-outline:active{transform:scale(.97)}
@media(hover:none){.btn-primary:hover,.btn-secondary:hover,.btn-outline:hover{transform:none}}

.section{position:relative;padding:80px 0}
.section-alt{background:#f0f4ee;border-top:1px solid #e3ebe4;border-bottom:1px solid #e3ebe4}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:46px}
.section-head-left{display:flex;align-items:center;gap:13px}
.section-mark{width:8px;align-self:stretch;border-radius:999px;background:linear-gradient(180deg,#22c55e,#15803d)}
.section-eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;color:var(--brand);margin-bottom:6px}
.section-title{font-size:clamp(24px,3vw,36px);font-weight:900;margin:0;line-height:1.25;color:#101b14;letter-spacing:-.02em}
.section-subtitle{margin:10px 0 0;color:var(--muted);font-size:15px;max-width:680px}
.link-arrow{display:inline-flex;align-items:center;gap:4px;color:var(--brand-dark);font-weight:600;font-size:14px}
.link-arrow span{transition:transform .2s ease}
.link-arrow:hover span{transform:translateX(5px)}
.rail-actions{display:flex;gap:10px}
.rail-btn{width:42px;height:42px;border-radius:50%;border:1px solid #d9dfd9;background:#fff;color:var(--brand-dark);display:grid;place-items:center;cursor:pointer;transition:background .2s,color .2s,transform .2s}
.rail-btn:hover{background:var(--brand);color:#fff;border-color:var(--brand)}
@media(hover:none){.rail-btn:hover{background:#fff;color:var(--brand-dark);border-color:#d9dfd9}}

.fact-band{background:#08130c;color:#fff;margin:0;padding:0}
.fact-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.08)}
.fact-item{padding:30px 24px;text-align:center;position:relative;background:#08130c}
.fact-number{font-size:clamp(30px,3.8vw,46px);font-weight:900;color:#4ade80;line-height:1;display:block;letter-spacing:-.02em}
.fact-number em{font-style:normal;font-size:.7em;color:#bbf7d0;margin-left:3px;font-weight:700}
.fact-label{margin-top:10px;font-size:14px;color:rgba(255,255,255,.65)}

.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.info-card{position:relative;background:#fff;border:1px solid rgba(20,46,28,.05);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;transition:transform .3s ease,box-shadow .3s ease}
.info-card .media-wrap{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0e1c14}
.info-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;filter:saturate(.88) brightness(.96);transition:transform .5s ease,filter .5s ease}
.media-wrap::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 52%,rgba(3,18,8,.36) 100%)}
.pill{position:absolute;z-index:2;top:13px;left:13px;display:inline-flex;align-items:center;gap:6px;background:rgba(0,0,0,.55);backdrop-filter:blur(8px);color:#fff;font-size:12px;font-weight:600;border-radius:999px;padding:5px 11px;border:1px solid rgba(255,255,255,.18)}
.pill.hot{background:linear-gradient(90deg,#f97316,#ea580c);border:0}
.pill svg{flex-shrink:0}
.info-card .card-body{display:flex;flex-direction:column;gap:9px;padding:22px}
.card-overline{font-size:12px;color:var(--brand);font-weight:700;letter-spacing:.04em}
.info-card h3{font-size:17px;line-height:1.5;margin:0;font-weight:700;color:#111b15;transition:color .2s ease}
.info-card p{font-size:14px;line-height:1.75;color:var(--muted);margin:0;flex:1}
.card-foot{margin-top:6px;display:flex;align-items:center;justify-content:space-between;gap:10px}
.card-date{font-size:12px;color:#8b9690}
.card-link{color:var(--brand-dark);font-size:14px;font-weight:700;display:inline-flex;align-items:center;gap:4px}
.card-link span{transition:transform .2s ease}
@media(hover:hover){
  .info-card:hover{transform:translateY(-7px);box-shadow:var(--shadow-hover)}
  .info-card:hover img{transform:scale(1.06);filter:saturate(.95) brightness(1)}
  .info-card:hover h3{color:var(--brand-dark)}
  .info-card:hover .card-link span{transform:translateX(5px)}
}
.info-card.is-hidden{display:none}

.split-feature{display:grid;grid-template-columns:1.08fr .92fr;background:#0b1e13;border-radius:26px;color:#fff;overflow:hidden;box-shadow:0 24px 60px rgba(6,31,14,.2)}
.feat-image{position:relative;min-height:380px;overflow:hidden}
.feat-image img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.feat-image::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(6,25,12,.08),rgba(6,25,12,.7));}
.feat-body{padding:40px 42px;display:flex;flex-direction:column;gap:18px;justify-content:center}
.feat-tag{display:inline-flex;align-items:center;gap:8px;background:linear-gradient(90deg,#f97316,#fb923c);color:#fff;border-radius:999px;padding:6px 13px;font-size:12px;font-weight:700;width:fit-content}
.feat-body h2{margin:0;font-size:clamp(23px,2.6vw,32px);line-height:1.3;font-weight:900}
.feat-body p{margin:0;color:rgba(255,255,255,.78);font-size:15px;line-height:1.85}
.feat-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;border-top:1px solid rgba(255,255,255,.14);padding-top:18px}
.feat-meta-item{font-size:13px;color:#d0e6d7}
.feat-meta-item b{display:block;font-size:20px;font-weight:900;color:#4ade80;margin-bottom:4px}
.split-feature .btn{margin-top:6px}

.step-box{background:#fff;border-radius:24px;padding:34px;box-shadow:var(--shadow-sm);border:1px solid #edf1eb}
.step-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:36px;counter-reset:stepCounter;position:relative}
.step-item{position:relative;counter-increment:stepCounter}
.step-item::before{content:"0" counter(stepCounter);display:block;width:56px;height:56px;display:flex;align-items:center;justify-content:center;border-radius:17px;background:linear-gradient(135deg,#e7f9ed,#cdeeda);color:var(--brand-dark);font-size:20px;font-weight:900;margin-bottom:18px;box-shadow:inset 0 0 0 1px rgba(22,163,74,.12)}
.step-item:not(:last-child)::after{content:"→";position:absolute;right:-26px;top:8px;font-size:24px;font-weight:800;color:#bfd7c5}
.step-item h3{margin:0 0 8px;font-size:18px;color:#121b15;font-weight:800}
.step-item p{margin:0;font-size:14px;color:var(--muted);line-height:1.8}

.chip-panel{margin-top:64px;background:#fff;border-radius:22px;padding:26px 28px;border:1px solid #edf0ea;box-shadow:var(--shadow-sm)}
.chip-panel-label{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.chip-panel-label::before{content:"";width:7px;height:7px;background:var(--brand);border-radius:2px;transform:rotate(45deg)}
.chip-row{display:flex;flex-wrap:wrap;gap:10px}
.chip{border:1px solid #d7ded8;background:#fbfcfa;color:#334155;border-radius:999px;padding:7px 16px;font-size:13px;font-weight:600;cursor:pointer;transition:all .2s ease;line-height:1.4}
.chip:hover{border-color:var(--brand);color:var(--brand-dark);background:#f1faf4}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#fff}
@media(hover:none){.chip:hover{border-color:#d7ded8;color:#334155;background:#fbfcfa}}

.video-rail-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.video-card{position:relative;border-radius:20px;overflow:hidden;background:#000;min-height:216px;box-shadow:0 12px 30px rgba(6,31,14,.15);cursor:pointer}
.video-card .thumb{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.78;transition:opacity .4s ease,transform .6s ease}
.video-card::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(4,18,8,.08) 20%,rgba(4,24,10,.84) 100%)}
.video-card .video-body{position:absolute;z-index:2;right:20px;left:20px;bottom:18px;color:#fff}
.video-card .video-tag{display:inline-block;font-size:12px;background:rgba(255,255,255,.18);border:1px solid rgba(255,255,255,.2);padding:2px 10px;border-radius:999px;margin-bottom:8px;backdrop-filter:blur(6px)}
.video-card h3{margin:0 0 10px;font-size:17px;line-height:1.5;font-weight:700}
.video-card .play-round{width:38px;height:38px;border-radius:50%;background:#22c55e;display:grid;place-items:center;color:#fff;box-shadow:0 8px 18px rgba(8,35,18,.45);transition:transform .3s ease}
.video-card .play-round svg{width:18px;height:18px;margin-left:2px}
@media(hover:hover){
  .video-card:hover .thumb{transform:scale(1.08);opacity:.95}
  .video-card:hover .play-round{transform:scale(1.1)}
}
@media(hover:none){.video-card .thumb{opacity:.82}}

.faq-column{max-width:920px;margin:0 auto}
.faq-item{background:#fff;border:1px solid #e7ece6;border-radius:18px;margin-bottom:14px;box-shadow:0 6px 16px rgba(21,47,28,.04);overflow:hidden}
.faq-item summary{list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:19px 22px;cursor:pointer;font-weight:700;font-size:16px;color:#111b15;transition:background .2s ease}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:#f7fbf8}
.faq-q-mark{flex-shrink:0;width:30px;height:30px;border-radius:50%;background:#e6f8ec;color:var(--brand-dark);font-weight:900;display:grid;place-items:center;font-size:14px}
.faq-item summary .faq-arrow{flex-shrink:0;width:30px;height:30px;display:grid;place-items:center;border-radius:9px;background:#eef3ef;transition:transform .3s ease,background .2s ease}
.faq-item summary .faq-arrow span{display:block;width:8px;height:8px;border-right:2px solid #4b5563;border-bottom:2px solid #4b5563;transform:rotate(45deg);margin-top:-3px}
.faq-item[open] summary .faq-arrow{transform:rotate(180deg);background:var(--brand)}
.faq-item[open] summary .faq-arrow span{border-color:#fff}
.faq-item .faq-answer{padding:0 22px 22px 66px;color:var(--muted);font-size:14px;line-height:1.9}
.faq-item .faq-answer p{margin:0 0 8px}
.faq-item .faq-answer p:last-child{margin-bottom:0}

.cta-panel{position:relative;border-radius:28px;overflow:hidden;background:#06130b;color:#fff}
.cta-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.32}
.cta-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,rgba(4,18,8,.94) 14%,rgba(13,51,23,.72) 58%,rgba(22,163,74,.42))}
.cta-inner{position:relative;z-index:2;display:flex;justify-content:space-between;align-items:center;gap:28px;padding:56px 54px;flex-wrap:wrap}
.cta-left{max-width:640px}
.cta-eyebrow{color:#86efac;font-size:13px;font-weight:700;letter-spacing:.1em}
.cta-left h2{font-size:clamp(27px,3.6vw,41px);line-height:1.25;margin:12px 0 14px;font-weight:900;letter-spacing:-.01em}
.cta-left p{margin:0;color:rgba(255,255,255,.8);line-height:1.9;font-size:15px}
.cta-actions{display:flex;gap:13px;flex-wrap:wrap}

.site-footer{background:#08100b;color:#b7c8bd;position:relative}
.footer-top{height:5px;background:linear-gradient(90deg,#22c55e,#14b8a6,#14532d)}
.footer-inner{max-width:1240px;margin:0 auto;padding:56px 32px 42px;display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}
.footer-brand .brand{color:#fff;margin-bottom:16px}
.footer-brand .brand-text{color:#fff}
.footer-brand p{font-size:14px;line-height:1.9;margin:0 0 20px;color:#9aaf9f;max-width:320px}
.footer-social{display:flex;gap:8px;flex-wrap:wrap}
.footer-social a{width:38px;height:38px;border-radius:12px;border:1px solid rgba(255,255,255,.12);display:grid;place-items:center;color:#c7dbce;transition:all .2s ease}
.footer-social a:hover{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateY(-2px)}
.footer-title{color:#f1faf4;font-size:14px;font-weight:700;letter-spacing:.06em;margin:6px 0 18px}
.footer-nav{display:flex;flex-direction:column;gap:10px}
.footer-nav a{color:#afc2b4;font-size:13px;transition:color .2s ease,padding-left .2s ease}
.footer-nav a:hover{color:#fff;padding-left:4px}
.site-footer .footer-bottom{border-top:1px solid rgba(255,255,255,.09)}
.footer-bottom-inner{max-width:1240px;margin:0 auto;padding:18px 32px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;font-size:12px;color:#84a28e}
.footer-bottom-inner a{color:#9fc0aa}
.footer-bottom-inner a:hover{color:#eaffef}
@media(max-width:920px){
  .site-header{padding:10px 0}
  .main-nav{position:absolute;top:100%;left:0;right:0;margin:0;background:#fff;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line);box-shadow:0 16px 30px rgba(5,28,13,.12);max-height:0;overflow:hidden;visibility:hidden;opacity:0;transition:max-height .3s ease,opacity .25s ease,padding .25s ease;padding:0 16px;border-radius:0 0 18px 18px}
  .main-nav.open{max-height:520px;visibility:visible;opacity:1;padding:14px 16px}
  .main-nav a{display:block;padding:12px 16px;border-radius:13px;border-bottom:0;font-size:16px}
  .main-nav a.active{background:var(--brand);color:#fff}
  .menu-toggle{display:inline-flex}
  .header-search{width:160px}
  .header-actions{width:auto}
  .btn-header{padding:9px 13px;font-size:13px}
  .fact-grid{grid-template-columns:repeat(2,1fr)}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .split-feature{grid-template-columns:1fr}
  .feat-image{min-height:280px}
  .step-grid{grid-template-columns:1fr;gap:28px}
  .step-item:not(:last-child)::after{display:none}
  .video-rail-row{grid-template-columns:repeat(2,1fr)}
  .footer-inner{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;margin-bottom:30px}
  .feature-grid{grid-template-columns:1fr}
  .fact-grid{grid-template-columns:1fr 1fr}
  .video-rail-row{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr;padding-top:38px}
  .footer-bottom-inner{justify-content:center}
  .rails-scroll{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:14px;margin:0 -6px;padding:4px 6px 14px}
  .video-rail-row{display:flex;gap:14px}
  .video-card{flex:0 0 258px;scroll-snap-align:start}
  .header-search{display:none}
  .category-banner{min-height:500px}
  .banner-actions .btn{width:100%}
  .feat-body{padding:30px 24px}
  .step-box{padding:24px}
  .chip-panel{padding:20px}
  .cta-inner{padding:38px 24px}
}
@media(max-width:380px){
  .brand-text{font-size:17px}
  .brand-badge{width:34px;height:34px}
  .header-actions .btn-header{padding:8px 10px;font-size:12px}
  .fact-number{font-size:26px}
  .page-container{padding:0 16px}
}
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* roulang page: category4 */
:root {
      --primary: #16a34a;
      --primary-dark: #15803d;
      --primary-deep: #0b3b22;
      --lime: #a3e635;
      --accent: #f97316;
      --ink: #1f2937;
      --muted: #4b5563;
      --subtle: #6b7280;
      --bg: #f7f7f5;
      --surface: #ffffff;
      --line: #e8e6e1;
      --dark: #0a0f0d;
      --dark-soft: #111827;
      --radius-lg: 28px;
      --radius-md: 20px;
      --radius-sm: 12px;
      --shadow-sm: 0 4px 18px rgba(16, 24, 40, 0.05);
      --shadow-lg: 0 18px 48px rgba(16, 24, 40, 0.12);
      --transition: all 0.3s ease;
    }

    html {
      scroll-behavior: smooth;
    }

    * {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      background: var(--bg);
      color: var(--ink);
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, sans-serif;
      line-height: 1.7;
      -webkit-font-smoothing: antialiased;
    }

    h1, h2, h3, h4, h5, h6 {
      margin: 0 0 0.6em;
      line-height: 1.25;
      color: var(--ink);
      font-weight: 800;
      letter-spacing: -0.02em;
    }

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

    a {
      color: inherit;
      text-decoration: none;
    }

    ul, ol {
      margin: 0;
      padding: 0;
    }

    button, input, select, textarea {
      font-family: inherit;
      font-size: inherit;
    }

    a:focus-visible,
    button:focus-visible,
    input:focus-visible,
    summary:focus-visible {
      outline: 3px solid rgba(22, 163, 74, 0.35);
      outline-offset: 3px;
      border-radius: 8px;
    }

    .container {
      width: 100%;
      max-width: 1240px;
      margin: 0 auto;
      padding-left: 24px;
      padding-right: 24px;
    }

    @media (max-width: 768px) {
      .container {
        padding-left: 18px;
        padding-right: 18px;
      }
    }

    .section {
      padding-top: 84px;
      padding-bottom: 84px;
    }

    .section-white {
      background: var(--surface);
    }

    .section-soft {
      background: #f3f6f3;
    }

    @media (max-width: 768px) {
      .section {
        padding-top: 58px;
        padding-bottom: 58px;
      }
    }

    .header {
      position: sticky;
      top: 0;
      z-index: 100;
      background: rgba(255, 255, 255, 0.96);
      border-bottom: 1px solid var(--line);
      transition: var(--transition);
    }

    .header.is-scrolled {
      box-shadow: 0 8px 28px rgba(16, 24, 40, 0.08);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      min-height: 76px;
      gap: 16px;
    }

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

    .brand-badge {
      width: 40px;
      height: 40px;
      border-radius: 14px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 20px;
      font-weight: 900;
      color: #ffffff;
      background: linear-gradient(135deg, #a3e635 0%, #16a34a 55%, #065f46 100%);
      box-shadow: 0 8px 18px rgba(22, 163, 74, 0.24);
    }

    .brand-text {
      font-size: 21px;
      font-weight: 900;
      color: var(--ink);
      letter-spacing: -0.02em;
      white-space: nowrap;
    }

    .brand-text span {
      color: var(--primary);
      margin-left: 2px;
    }

    .main-nav {
      display: flex;
      align-items: center;
      gap: 4px;
    }

    .main-nav a {
      position: relative;
      padding: 10px 14px;
      font-size: 15px;
      font-weight: 600;
      color: var(--muted);
      border-radius: 10px;
      transition: var(--transition);
    }

    .main-nav a::after {
      content: "";
      position: absolute;
      left: 14px;
      right: 14px;
      bottom: 2px;
      height: 3px;
      border-radius: 99px;
      background: linear-gradient(90deg, var(--primary), var(--lime));
      opacity: 0;
      transform: scaleX(0.6);
      transition: var(--transition);
    }

    .main-nav a:hover {
      color: var(--primary);
      background: rgba(22, 163, 74, 0.06);
    }

    .main-nav a.active {
      color: var(--primary);
      background: rgba(22, 163, 74, 0.08);
    }

    .main-nav a.active::after {
      opacity: 1;
      transform: scaleX(1);
    }

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

    .search-form {
      display: flex;
      align-items: center;
      gap: 8px;
      width: 220px;
      height: 42px;
      padding: 0 10px 0 14px;
      background: var(--bg);
      border: 1px solid var(--line);
      border-radius: 40px;
      transition: var(--transition);
    }

    .search-form:focus-within {
      border-color: var(--primary);
      background: #fff;
      box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.1);
    }

    .search-form input {
      width: 100%;
      border: 0;
      outline: none;
      background: transparent;
      color: var(--ink);
      font-size: 14px;
    }

    .search-form button {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 34px;
      height: 34px;
      border: 0;
      border-radius: 50%;
      background: transparent;
      color: var(--muted);
      cursor: pointer;
      transition: var(--transition);
      flex-shrink: 0;
    }

    .search-form button:hover {
      background: rgba(22, 163, 74, 0.12);
      color: var(--primary);
    }

    .header-toggle {
      display: none;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      border: 1px solid var(--line);
      border-radius: 12px;
      background: #fff;
      color: var(--ink);
      cursor: pointer;
      transition: var(--transition);
    }

    .header-toggle:hover {
      color: var(--primary);
      border-color: var(--primary);
      background: rgba(22, 163, 74, 0.06);
    }

    .mobile-nav {
      display: none;
      background: #fff;
      border-top: 1px solid var(--line);
      padding: 10px 18px 18px;
    }

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

    .mobile-nav a {
      display: block;
      padding: 12px 14px;
      border-radius: 12px;
      font-size: 15px;
      font-weight: 600;
      color: var(--muted);
      transition: var(--transition);
    }

    .mobile-nav a:hover,
    .mobile-nav a.active {
      color: var(--primary);
      background: rgba(22, 163, 74, 0.08);
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 10px 20px;
      border-radius: 14px;
      border: 0;
      font-size: 15px;
      font-weight: 700;
      line-height: 1.2;
      cursor: pointer;
      transition: var(--transition);
      white-space: nowrap;
    }

    .btn-primary {
      background: linear-gradient(135deg, #16a34a 0%, #15803d 55%, #14532d 100%);
      color: #fff;
      box-shadow: 0 10px 22px rgba(22, 163, 74, 0.2);
    }

    .btn-primary:hover {
      transform: translateY(-1px) scale(1.02);
      box-shadow: 0 14px 30px rgba(22, 163, 74, 0.28);
      filter: brightness(1.05);
    }

    .btn-primary:active {
      transform: scale(0.97);
    }

    .btn-ghost {
      background: rgba(255, 255, 255, 0.16);
      color: #fff;
      border: 1px solid rgba(255, 255, 255, 0.3);
    }

    .btn-ghost:hover {
      background: rgba(255, 255, 255, 0.24);
      transform: translateY(-1px);
    }

    .btn-outline {
      background: #fff;
      color: var(--primary);
      border: 1px solid rgba(22, 163, 74, 0.4);
    }

    .btn-outline:hover {
      background: rgba(22, 163, 74, 0.08);
      transform: translateY(-1px);
      border-color: var(--primary);
    }

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

    .btn-light:hover {
      transform: translateY(-1px);
      background: #f2fff6;
      box-shadow: 0 16px 28px rgba(0, 0, 0, 0.18);
    }

    .header-cta {
      padding: 11px 20px;
      font-size: 14px;
    }

    @media (min-width: 1200px) {
      .header-cta {
        padding-left: 22px;
        padding-right: 22px;
      }
    }

    @media (max-width: 1080px) {
      .search-form {
        width: 170px;
      }

      .main-nav {
        gap: 0;
      }

      .main-nav a {
        padding: 10px 10px;
        font-size: 14px;
      }
    }

    @media (max-width: 960px) {
      .main-nav {
        display: none;
      }

      .header-toggle {
        display: inline-flex;
      }

      .search-form {
        width: 160px;
      }
    }

    @media (max-width: 620px) {
      .header-search-hidden {
        display: none;
      }

      .search-form {
        display: none;
      }

      .header-cta {
        padding: 9px 14px;
        font-size: 13px;
      }
    }

    .page-hero {
      position: relative;
      color: #ffffff;
      padding: 110px 0 120px;
      background:
        linear-gradient(100deg, rgba(4, 12, 8, 0.94) 0%, rgba(6, 28, 17, 0.86) 42%, rgba(9, 60, 31, 0.62) 100%),
        url("/assets/images/backpic/back-2.png") center / cover no-repeat;
      overflow: hidden;
    }

    .page-hero::after {
      content: "";
      position: absolute;
      right: -120px;
      top: -120px;
      width: 360px;
      height: 360px;
      border-radius: 50%;
      background: radial-gradient(circle, rgba(163, 230, 53, 0.16) 0%, transparent 70%);
      pointer-events: none;
    }

    .hero-inner {
      position: relative;
      z-index: 2;
      max-width: 960px;
    }

    .breadcrumb {
      display: inline-flex;
      align-items: center;
      gap: 10px;
      padding: 6px 14px;
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: 999px;
      font-size: 13px;
      color: #e5e7eb;
      margin-bottom: 24px;
    }

    .breadcrumb a {
      color: #fff;
      opacity: 0.78;
      transition: var(--transition);
    }

    .breadcrumb a:hover {
      opacity: 1;
      color: var(--lime);
    }

    .breadcrumb .current {
      color: var(--lime);
      font-weight: 600;
    }

    .page-hero h1 {
      margin: 0 0 18px;
      color: #fff;
      font-size: clamp(38px, 5vw, 62px);
      font-weight: 900;
      letter-spacing: -0.04em;
    }

    .hero-lead {
      max-width: 760px;
      margin: 0 0 30px;
      font-size: 18px;
      line-height: 1.9;
      color: rgba(255, 255, 255, 0.9);
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 48px;
    }

    .hero-metrics {
      display: flex;
      flex-wrap: wrap;
      gap: 16px;
    }

    .hero-metric {
      min-width: 168px;
      padding: 18px 20px;
      background: rgba(255, 255, 255, 0.08);
      border: 1px solid rgba(255, 255, 255, 0.14);
      border-radius: 20px;
      backdrop-filter: blur(12px);
    }

    .hero-metric strong {
      display: block;
      font-size: 32px;
      font-weight: 900;
      color: var(--lime);
      line-height: 1.1;
    }

    .hero-metric span {
      display: block;
      margin-top: 6px;
      font-size: 13px;
      color: rgba(255, 255, 255, 0.78);
    }

    @media (max-width: 640px) {
      .page-hero {
        padding: 80px 0 90px;
      }

      .page-hero h1 {
        font-size: 38px;
      }

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

      .hero-metric {
        flex: 1 1 100%;
      }
    }

    .section-head {
      max-width: 820px;
      margin-bottom: 44px;
    }

    .section-head.center {
      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: 0.08em;
      color: var(--primary);
      background: rgba(22, 163, 74, 0.1);
      padding: 6px 14px;
      border-radius: 999px;
      margin-bottom: 14px;
    }

    .eyebrow::before {
      content: "";
      width: 6px;
      height: 6px;
      border-radius: 2px;
      background: var(--accent);
    }

    .section-head h2 {
      font-size: clamp(27px, 3.4vw, 40px);
      margin-bottom: 12px;
    }

    .section-head p {
      margin: 0;
      font-size: 16px;
      color: var(--muted);
      line-height: 1.8;
    }

    .plans-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 26px;
    }

    .plan-card {
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: 28px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

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

    .plan-cover {
      position: relative;
      width: 100%;
      aspect-ratio: 16 / 8.4;
      overflow: hidden;
      background: #e8f1e9;
    }

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

    .plan-card:hover .plan-cover img {
      transform: scale(1.04);
    }

    .plan-tag {
      position: absolute;
      top: 14px;
      left: 14px;
      z-index: 2;
      display: inline-flex;
      align-items: center;
      gap: 4px;
      padding: 5px 11px;
      font-size: 12px;
      font-weight: 800;
      color: #fff;
      background: linear-gradient(135deg, #f97316, #ea580c);
      border-radius: 999px;
      box-shadow: 0 8px 16px rgba(249, 115, 22, 0.3);
    }

    .plan-card.featured {
      border: 2px solid var(--primary);
      box-shadow: 0 18px 40px rgba(22, 163, 74, 0.16);
    }

    .plan-body {
      padding: 26px;
    }

    .plan-name {
      display: inline-block;
      font-size: 21px;
      font-weight: 800;
      margin-bottom: 8px;
      color: var(--ink);
    }

    .plan-desc {
      margin: 0 0 20px;
      color: var(--muted);
      font-size: 14px;
    }

    .plan-list {
      list-style: none;
      display: grid;
      gap: 10px;
      margin-bottom: 26px;
    }

    .plan-list li {
      position: relative;
      padding-left: 27px;
      color: var(--ink);
      font-size: 14px;
    }

    .plan-list li::before {
      content: "";
      position: absolute;
      left: 0;
      top: 4px;
      width: 18px;
      height: 18px;
      border-radius: 6px;
      background: rgba(22, 163, 74, 0.12);
      background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath fill-rule='evenodd' clip-rule='evenodd' d='M12.8 4.7L7 10.6 3.9 7.5 2.8 8.6 7 12.8l6.8-6.8-1-1.3z' fill='%2316a34a'/%3E%3C/svg%3E") center / 14px no-repeat;
    }

    .plan-btn {
      width: 100%;
    }

    @media (max-width: 1050px) {
      .plans-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 680px) {
      .plans-grid {
        grid-template-columns: 1fr;
      }
    }

    .benefit-grid {
      display: grid;
      gap: 28px;
    }

    .benefit-row {
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      align-items: stretch;
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: 28px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

    .benefit-row:hover {
      box-shadow: var(--shadow-lg);
      transform: translateY(-3px);
    }

    .benefit-row.reverse .benefit-media {
      order: 2;
    }

    .benefit-media {
      min-height: 300px;
      overflow: hidden;
      background: #e5efe7;
    }

    .benefit-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
    }

    .benefit-copy {
      padding: 46px 40px;
      display: flex;
      flex-direction: column;
      justify-content: center;
    }

    .benefit-copy h3 {
      font-size: 27px;
      margin: 12px 0 16px;
    }

    .benefit-copy p {
      margin: 0 0 22px;
      color: var(--muted);
      line-height: 1.9;
      font-size: 15px;
    }

    .benefit-tag {
      display: inline-flex;
      align-self: flex-start;
      padding: 5px 12px;
      border-radius: 999px;
      background: rgba(22, 163, 74, 0.1);
      color: var(--primary);
      font-size: 13px;
      font-weight: 800;
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 5px;
      font-weight: 700;
      color: var(--primary);
      transition: var(--transition);
    }

    .text-link::after {
      content: "→";
      transition: transform 0.28s ease;
    }

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

    .text-link:hover::after {
      transform: translateX(4px);
    }

    @media (max-width: 900px) {
      .benefit-row {
        grid-template-columns: 1fr;
      }

      .benefit-row.reverse .benefit-media {
        order: 0;
      }

      .benefit-copy {
        padding: 32px 28px;
      }

      .benefit-media {
        min-height: 220px;
      }
    }

    .proof-panel {
      position: relative;
      background: radial-gradient(900px 420px at 88% -10%, rgba(22, 163, 74, 0.45), transparent 60%), linear-gradient(135deg, #0a0f0d 0%, #0d2418 100%);
      color: #ffffff;
      border-radius: 36px;
      padding: 56px 50px;
      overflow: hidden;
    }

    .proof-panel::after {
      content: "";
      position: absolute;
      right: -120px;
      bottom: -220px;
      width: 430px;
      height: 430px;
      border-radius: 50%;
      border: 60px solid rgba(163, 230, 53, 0.06);
    }

    .proof-panel h2 {
      color: #fff;
      font-size: clamp(28px, 3.4vw, 40px);
      max-width: 600px;
      margin-bottom: 12px;
    }

    .proof-panel > .proof-lead {
      color: rgba(255, 255, 255, 0.7);
      max-width: 680px;
      font-size: 16px;
    }

    .proof-stats {
      position: relative;
      z-index: 2;
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 18px;
      margin-top: 38px;
    }

    .proof-stat {
      padding: 24px 18px;
      border: 1px solid rgba(255, 255, 255, 0.12);
      border-radius: 24px;
      background: rgba(255, 255, 255, 0.06);
      text-align: center;
      transition: var(--transition);
    }

    .proof-stat:hover {
      background: rgba(255, 255, 255, 0.1);
      transform: translateY(-3px);
    }

    .proof-stat strong {
      display: block;
      font-size: 42px;
      line-height: 1.1;
      color: var(--lime);
      font-weight: 900;
    }

    .proof-stat span {
      display: block;
      margin-top: 8px;
      font-size: 14px;
      color: rgba(255, 255, 255, 0.78);
    }

    @media (max-width: 1000px) {
      .proof-panel {
        padding: 42px 30px;
      }

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

    @media (max-width: 520px) {
      .proof-panel {
        border-radius: 26px;
        padding: 34px 20px;
      }

      .proof-stats {
        grid-template-columns: 1fr 1fr;
        gap: 12px;
      }

      .proof-stat strong {
        font-size: 32px;
      }
    }

    .steps-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 22px;
      counter-reset: step;
    }

    .step-card {
      position: relative;
      background: var(--surface);
      border: 1px solid var(--line);
      border-radius: 24px;
      padding: 26px 24px 28px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }

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

    .step-number {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 54px;
      height: 54px;
      font-size: 20px;
      font-weight: 900;
      color: var(--primary);
      background: linear-gradient(135deg, rgba(22, 163, 74, 0.12), rgba(163, 230, 53, 0.12));
      border-radius: 18px;
      margin-bottom: 18px;
    }

    .step-card h3 {
      font-size: 20px;
      margin-bottom: 10px;
    }

    .step-card p {
      margin: 0;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.8;
    }

    @media (max-width: 1020px) {
      .steps-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 560px) {
      .steps-grid {
        grid-template-columns: 1fr;
      }
    }

    .dynamic-note {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px 18px;
      margin-top: 26px;
      padding: 14px 18px;
      border-radius: 18px;
      background: rgba(22, 163, 74, 0.06);
      border: 1px dashed rgba(22, 163, 74, 0.3);
      color: var(--muted);
      font-size: 14px;
    }

    .dynamic-note strong {
      color: var(--primary);
    }

    .faq-wrap {
      max-width: 900px;
      margin: 0 auto;
    }

    .faq-item {
      background: #fff;
      border: 1px solid var(--line);
      border-radius: 20px;
      margin-bottom: 14px;
      overflow: hidden;
      transition: var(--transition);
    }

    .faq-item:hover {
      border-color: rgba(22, 163, 74, 0.3);
    }

    .faq-item summary {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 20px 22px;
      cursor: pointer;
      font-weight: 700;
      font-size: 16px;
      list-style: none;
      transition: var(--transition);
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

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

    .faq-q-icon {
      flex-shrink: 0;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 32px;
      height: 32px;
      border-radius: 12px;
      background: rgba(22, 163, 74, 0.12);
      color: var(--primary);
      font-size: 15px;
      font-weight: 900;
    }

    .faq-chevron {
      margin-left: auto;
      flex-shrink: 0;
      width: 22px;
      height: 22px;
      color: var(--muted);
      transition: transform 0.3s ease;
    }

    .faq-item[open] .faq-chevron {
      transform: rotate(180deg);
      color: var(--primary);
    }

    .faq-item[open] summary {
      border-bottom: 1px solid var(--line);
      background: #fafffc;
    }

    .faq-answer {
      padding: 20px 22px 24px;
      background: #fafaf8;
      color: var(--muted);
      font-size: 15px;
      line-height: 1.9;
    }

    .cta-panel {
      position: relative;
      color: #fff;
      text-align: center;
      padding: 92px 30px;
      border-radius: 36px;
      overflow: hidden;
      background:
        linear-gradient(135deg, rgba(8, 20, 12, 0.94) 0%, rgba(18, 70, 38, 0.84) 60%, rgba(22, 163, 74, 0.72) 100%),
        url("/assets/images/backpic/back-1.webp") center / cover no-repeat;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
    }

    .cta-panel h2 {
      color: #fff;
      font-size: clamp(30px, 4.4vw, 48px);
      max-width: 760px;
      margin-bottom: 18px;
    }

    .cta-panel p {
      max-width: 640px;
      margin: 0 0 34px;
      color: rgba(255, 255, 255, 0.86);
      font-size: 17px;
      line-height: 1.9;
    }

    .cta-actions {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 14px;
    }

    @media (max-width: 560px) {
      .cta-panel {
        padding: 64px 20px;
        border-radius: 28px;
      }

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

    .site-footer {
      background: #0a0f0d;
      color: #cbd5d0;
      margin-top: 84px;
    }

    .footer-top {
      height: 4px;
      background: linear-gradient(90deg, var(--primary), var(--lime), var(--primary));
    }

    .footer-inner {
      display: grid;
      grid-template-columns: 1.5fr 0.8fr 0.8fr 1fr;
      gap: 46px;
      padding: 62px 24px 52px;
      max-width: 1240px;
      margin: 0 auto;
    }

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

    .footer-brand p {
      margin: 18px 0 20px;
      max-width: 320px;
      color: #9ca8a3;
      font-size: 14px;
      line-height: 1.9;
    }

    .footer-social {
      display: flex;
      gap: 10px;
    }

    .footer-social a {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 38px;
      height: 38px;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.07);
      border: 1px solid rgba(255, 255, 255, 0.08);
      color: #cbd5d0;
      transition: var(--transition);
    }

    .footer-social a:hover {
      color: #0a0f0d;
      background: var(--lime);
      transform: translateY(-2px);
    }

    .footer-title {
      color: #fff;
      font-size: 16px;
      margin-bottom: 18px;
      letter-spacing: 0.02em;
    }

    .footer-title::after {
      content: "";
      display: block;
      width: 28px;
      height: 2px;
      border-radius: 99px;
      background: var(--primary);
      margin-top: 7px;
    }

    .footer-nav {
      display: grid;
      gap: 12px;
    }

    .footer-nav a {
      color: #9ca8a3;
      font-size: 14px;
      transition: var(--transition);
      width: fit-content;
    }

    .footer-nav a:hover {
      color: var(--lime);
      transform: translateX(3px);
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
    }

    .footer-bottom-inner {
      max-width: 1240px;
      margin: 0 auto;
      display: flex;
      flex-wrap: wrap;
      justify-content: space-between;
      gap: 12px 30px;
      padding: 20px 24px;
      color: #7e8a85;
      font-size: 13px;
    }

    .footer-bottom-inner a {
      color: #7e8a85;
    }

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

    @media (max-width: 980px) {
      .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: 40px 26px;
        padding: 52px 24px;
      }
    }

    @media (max-width: 560px) {
      .footer-inner {
        grid-template-columns: 1fr;
        gap: 32px;
        padding: 42px 18px;
      }

      .footer-bottom-inner {
        flex-direction: column;
        padding: 18px;
      }
    }

    @media (hover: none) {
      a, button {
        -webkit-tap-highlight-color: transparent;
      }
    }

/* roulang page: category3 */
:root {
      --primary: #16a34a;
      --primary-light: #22c55e;
      --primary-dark: #15803d;
      --accent: #f97316;
      --accent-soft: #facc15;
      --bg: #f7f7f5;
      --surface: #ffffff;
      --ink: #1f2937;
      --muted: #4b5563;
      --soft: #6b7280;
      --line: #e8e6e1;
      --radius-lg: 20px;
      --radius-md: 12px;
      --radius-sm: 8px;
      --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
      --shadow-md: 0 12px 32px -16px rgba(15, 23, 42, 0.2);
      --shadow-lg: 0 24px 48px -22px rgba(15, 23, 42, 0.14);
      --ease: 0.3s ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, -apple-system, "Segoe UI", sans-serif;
      background: var(--bg);
      color: var(--ink);
      line-height: 1.65;
      -webkit-font-smoothing: antialiased;
    }

    ul,
    ol {
      list-style: none;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

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

    button,
    input {
      font-family: inherit;
      font-size: inherit;
      border: 0;
      outline: 0;
      background: transparent;
    }

    button {
      cursor: pointer;
    }

    :where(a, button, input, summary, textarea, select):focus-visible {
      outline: 3px solid rgba(22, 163, 74, 0.35);
      outline-offset: 2px;
      border-radius: 8px;
    }

    @media (hover: hover) {
      .topic-card:hover {
        transform: translateY(-6px);
        box-shadow: var(--shadow-lg);
      }
      .topic-card:hover .card-arrow {
        transform: translateX(4px);
      }
      .footer-social a:hover {
        background: rgba(255, 255, 255, 0.12);
        color: #ffffff;
      }
    }

    .wrap {
      width: 100%;
      max-width: 1240px;
      margin-inline: auto;
      padding-inline: 1rem;
    }

    @media (min-width: 768px) {
      .wrap {
        padding-inline: 1.5rem;
      }
    }

    .section {
      padding-block: 4.5rem;
    }

    @media (min-width: 768px) {
      .section {
        padding-block: 5.5rem;
      }
    }

    .section-bg {
      background: #ffffff;
    }

    .section-bg-soft {
      background: linear-gradient(180deg, #ffffff 0%, #f7f7f3 100%);
    }

    .section-head {
      display: flex;
      flex-direction: column;
      gap: 0.75rem;
      margin-bottom: 2.5rem;
    }

    @media (min-width: 1024px) {
      .section-head {
        flex-direction: row;
        align-items: flex-end;
        justify-content: space-between;
        gap: 2rem;
      }
      .section-head.has-more {
        margin-bottom: 1.5rem;
      }
    }

    .section-eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
      font-size: 0.8rem;
      letter-spacing: .16em;
      font-weight: 800;
      color: var(--primary);
      margin-bottom: 0.4rem;
      text-transform: uppercase;
    }

    .section-eyebrow::before {
      content: "";
      width: 28px;
      height: 3px;
      background: linear-gradient(90deg, var(--primary), var(--primary-light));
      border-radius: 6px;
    }

    .section-title {
      font-size: clamp(1.65rem, 3vw, 2.35rem);
      line-height: 1.25;
      font-weight: 800;
      color: #111827;
      letter-spacing: -0.02em;
      max-width: 640px;
    }

    .section-desc {
      color: var(--muted);
      max-width: 640px;
      font-size: 1rem;
    }

    .section-head-right {
      flex: 0 0 auto;
      max-width: 420px;
      color: var(--muted);
    }

    .site-header {
      position: sticky;
      top: 0;
      z-index: 60;
      background: #ffffff;
      border-bottom: 1px solid var(--line);
    }

    .site-header.scrolled {
      box-shadow: 0 8px 28px -18px rgba(15, 23, 42, 0.25);
    }

    .header-inner {
      height: 74px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
    }

    .brand {
      display: inline-flex;
      align-items: center;
      gap: 0.7rem;
      flex-shrink: 0;
      color: #111827;
    }

    .brand-badge {
      width: 44px;
      height: 44px;
      border-radius: 14px;
      background: linear-gradient(135deg, #0b1120 0%, #16a34a 100%);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: #ffffff;
      font-size: 1.2rem;
      font-weight: 900;
      letter-spacing: -0.05em;
    }

    .brand-text {
      font-size: 1.25rem;
      font-weight: 800;
      white-space: nowrap;
    }

    .brand-text span {
      color: var(--primary);
      font-weight: 800;
      margin-left: 2px;
    }

    .main-nav {
      display: none;
      align-items: center;
      gap: 1.1rem;
    }

    .main-nav a {
      position: relative;
      font-size: 0.95rem;
      font-weight: 600;
      color: var(--muted);
      padding: 28px 2px 24px;
      transition: color 0.25s ease;
      white-space: nowrap;
    }

    .main-nav a:hover {
      color: #111827;
    }

    .main-nav a.active {
      color: #111827;
    }

    .main-nav a.active::after {
      content: "";
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      height: 3px;
      border-radius: 3px 3px 0 0;
      background: linear-gradient(90deg, var(--primary), var(--primary-light));
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 0.8rem;
      flex-shrink: 0;
    }

    .search-form {
      display: none;
      width: 180px;
      height: 40px;
      border: 1px solid #e3e1dc;
      background: #f6f6f4;
      border-radius: 999px;
      align-items: center;
      padding: 0 0.5rem 0 1rem;
      transition: border 0.25s;
    }

    .search-form:focus-within {
      border-color: var(--primary);
      background: #ffffff;
      box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.08);
    }

    .search-form input {
      flex: 1;
      min-width: 0;
      background: transparent;
      font-size: 0.85rem;
      color: var(--ink);
    }

    .search-form input::placeholder {
      color: #9ca3af;
    }

    .search-submit {
      color: #4b5563;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 32px;
      height: 32px;
      border-radius: 50%;
    }

    .search-submit:hover {
      background: #e9f6ed;
      color: var(--primary);
    }

    .menu-toggle {
      display: inline-flex;
      width: 42px;
      height: 42px;
      border-radius: 12px;
      align-items: center;
      justify-content: center;
      border: 1px solid var(--line);
      color: #111827;
      transition: background 0.25s;
    }

    .menu-toggle:hover {
      background: #f1f0ed;
    }

    @media (min-width: 1025px) {
      .main-nav {
        display: flex;
      }
      .menu-toggle {
        display: none;
      }
      .search-form {
        display: flex;
      }
    }

    @media (max-width: 640px) {
      .search-form {
        display: none;
      }
      .brand-text {
        font-size: 1.05rem;
      }
    }

    .header-cta {
      height: 42px;
      padding: 0 1rem;
      font-size: 0.9rem;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      border-radius: var(--radius-md);
      font-weight: 700;
      padding: 0.85rem 1.4rem;
      line-height: 1;
      transition: transform 0.2s ease, box-shadow 0.25s ease, background 0.25s ease, filter 0.25s ease, border-color 0.25s;
      border: 1px solid transparent;
    }

    .btn:active {
      transform: scale(0.97);
    }

    .btn-primary {
      background: linear-gradient(135deg, #118c3d 0%, #22c55e 100%);
      color: #ffffff;
      box-shadow: 0 8px 20px -10px rgba(22, 163, 74, 0.7);
      border-color: rgba(255, 255, 255, 0.06);
    }

    @media (hover: hover) {
      .btn-primary:hover {
        filter: brightness(1.07);
        transform: translateY(-1px);
      }
      .btn-outline-light:hover {
        background: rgba(255, 255, 255, 0.15);
        border-color: rgba(255, 255, 255, 0.62);
        color: #ffffff;
      }
    }

    .btn-outline-light {
      background: rgba(255, 255, 255, 0.06);
      color: #ffffff;
      border: 1px solid rgba(255, 255, 255, 0.34);
    }

    .btn-outline-green {
      background: #ffffff;
      color: var(--primary-dark);
      border: 1px solid #d7f0dd;
      box-shadow: 0 4px 10px -8px rgba(15, 23, 42, 0.2);
    }

    @media (hover: hover) {
      .btn-outline-green:hover {
        background: #f0faf4;
        border-color: var(--primary-light);
      }
    }

    .site-header .wrap,
    .site-header {
      transition: box-shadow 0.3s ease, border-color 0.3s ease;
    }

    /* mobile menu */
    @media (max-width: 1024px) {
      .main-nav.is-open {
        display: flex;
        position: absolute;
        left: 0;
        right: 0;
        top: 74px;
        background: #ffffff;
        border-bottom: 1px solid var(--line);
        flex-direction: column;
        align-items: stretch;
        gap: 0;
        padding: 0.5rem 1rem 1rem;
        box-shadow: 0 20px 28px -24px rgba(15, 23, 42, 0.35);
      }
      .main-nav.is-open a {
        padding: 0.8rem 0.75rem;
        border-radius: 10px;
        border-bottom: 1px solid #f0efeb;
      }
      .main-nav.is-open a:last-child {
        border-bottom: 0;
      }
      .main-nav.is-open a:hover {
        background: #f4faf6;
        color: var(--primary-dark);
      }
      .main-nav.is-open a.active::after {
        display: none;
      }
      .main-nav.is-open a.active {
        color: var(--primary-dark);
        background: #e9f7ed;
      }
    }

    /* hero */
    .page-hero {
      position: relative;
      color: #ffffff;
      overflow: hidden;
      min-height: 540px;
      display: flex;
      align-items: center;
      background:
        linear-gradient(100deg, rgba(7, 10, 18, 0.94) 0%, rgba(11, 40, 28, 0.88) 44%, rgba(11, 17, 25, 0.42) 100%),
        url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
    }

    @media (max-width: 640px) {
      .page-hero {
        min-height: 640px;
        background:
          linear-gradient(160deg, rgba(7, 10, 18, 0.84) 0%, rgba(11, 40, 28, 0.94) 55%, rgba(11, 17, 25, 0.82) 100%),
          url('/assets/images/backpic/back-3.webp') center / cover no-repeat;
      }
    }

    .hero-wrap {
      padding-block: 4rem;
      position: relative;
      z-index: 2;
    }

    .hero-inner {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 3rem;
      align-items: center;
    }

    @media (max-width: 1024px) {
      .hero-inner {
        grid-template-columns: 1fr;
      }
    }

    .hero-kicker {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 14px;
      background: rgba(255, 255, 255, 0.12);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: 999px;
      font-size: 0.82rem;
      font-weight: 700;
      letter-spacing: 0.1em;
      margin-bottom: 1.4rem;
    }

    .hero-kicker::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--accent);
    }

    .hero-title {
      font-size: clamp(2.2rem, 5vw, 3.9rem);
      line-height: 1.12;
      font-weight: 900;
      letter-spacing: -0.03em;
      margin-bottom: 1.2rem;
      color: #ffffff;
    }

    .hero-title span {
      color: var(--primary-light);
    }

    .hero-copy {
      font-size: 1.08rem;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.92);
      max-width: 540px;
      margin-bottom: 1.8rem;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 0.8rem;
    }

    .hero-sign {
      display: flex;
      flex-wrap: wrap;
      gap: 0.6rem;
      margin-top: 1.7rem;
    }

    .hero-sign li {
      font-size: 0.83rem;
      color: rgba(255, 255, 255, 0.82);
      background: rgba(255, 255, 255, 0.1);
      border: 1px solid rgba(255, 255, 255, 0.18);
      padding: 0.45rem 0.85rem;
      border-radius: 999px;
    }

    .hero-feature-card {
      background: rgba(12, 18, 28, 0.32);
      border: 1px solid rgba(255, 255, 255, 0.2);
      border-radius: 26px;
      padding: 1.6rem;
      color: #ffffff;
      display: flex;
      flex-direction: column;
      gap: 1.2rem;
    }

    @media (min-width: 1025px) {
      .hero-feature-card {
        background: rgba(7, 14, 23, 0.45);
        max-width: 420px;
        margin-left: auto;
      }
    }

    .hero-feature-label {
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
      font-size: 0.88rem;
      color: #b8dac6;
      font-weight: 700;
    }

    .hero-feature-title {
      font-size: 1.5rem;
      line-height: 1.4;
      font-weight: 800;
    }

    .hero-feature-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
    }

    .hero-feature-chips span {
      background: var(--primary);
      border-radius: 999px;
      padding: 0.4rem 0.8rem;
      font-size: 0.82rem;
      font-weight: 700;
    }

    .hero-feature-meta {
      border-top: 1px solid rgba(255, 255, 255, 0.14);
      padding-top: 1rem;
      font-size: 0.85rem;
      color: rgba(255, 255, 255, 0.72);
      display: flex;
      justify-content: space-between;
      gap: 1rem;
      flex-wrap: wrap;
    }

    .hero-feature-meta strong {
      color: #ffffff;
      font-size: 1rem;
    }

    .breadcrumb {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 0.4rem;
      font-size: 0.82rem;
      color: var(--soft);
      margin-bottom: 1.2rem;
    }

    .breadcrumb a {
      transition: color 0.2s;
      font-weight: 500;
    }

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

    .breadcrumb .sep {
      color: #cbc8c1;
      margin: 0 0.1rem;
    }

    .breadcrumb .current {
      color: #111827;
      font-weight: 700;
    }

    /* feature grid */
    .feature-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 1.4rem;
    }

    @media (max-width: 1024px) {
      .feature-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }
      .feature-grid .col-span-2 {
        grid-column: span 1;
      }
    }

    @media (max-width: 700px) {
      .feature-grid {
        grid-template-columns: 1fr;
      }
      .feature-grid .col-span-2 {
        grid-column: span 1;
      }
    }

    .feature-grid .col-span-2 {
      grid-column: span 2;
    }

    .topic-card {
      display: flex;
      flex-direction: column;
      background: #ffffff;
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-sm);
      transition: transform 0.35s ease, box-shadow 0.35s ease;
      border: 1px solid #f1efe9;
    }

    .topic-card .topic-card-media {
      position: relative;
      overflow: hidden;
      aspect-ratio: 16 / 10;
      background: #e9e8e4;
    }

    .topic-card .topic-card-media img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform 0.6s ease;
    }

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

    .topic-card .card-badge {
      position: absolute;
      top: 14px;
      left: 14px;
      z-index: 2;
      background: rgba(12, 18, 28, 0.72);
      border: 1px solid rgba(255, 255, 255, 0.18);
      color: #ffffff;
      font-size: 0.74rem;
      font-weight: 700;
      padding: 0.35rem 0.7rem;
      border-radius: 999px;
      backdrop-filter: blur(4px);
      display: inline-flex;
      align-items: center;
      gap: 4px;
    }

    .topic-card .card-heat {
      position: absolute;
      top: 14px;
      right: 14px;
      background: linear-gradient(135deg, #f97316, #fb923c);
      color: #fff;
      font-weight: 800;
      font-size: 0.75rem;
      width: 34px;
      height: 34px;
      border-radius: 12px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
    }

    .topic-card-body {
      display: flex;
      flex-direction: column;
      flex: 1;
      padding: 1.3rem 1.35rem 1.2rem;
    }

    .card-tags {
      display: flex;
      gap: 0.5rem;
      flex-wrap: wrap;
      margin-bottom: 0.75rem;
    }

    .card-tags span {
      font-size: 0.78rem;
      padding: 0.3rem 0.7rem;
      background: #eff7f2;
      color: var(--primary-dark);
      border-radius: 999px;
      font-weight: 700;
    }

    .card-tags span.orange {
      background: #fff3e8;
      color: #d96606;
    }

    .topic-title {
      font-size: 1.12rem;
      line-height: 1.45;
      font-weight: 800;
      color: #111827;
      margin-bottom: 0.6rem;
      letter-spacing: -0.01em;
    }

    .topic-excerpt {
      font-size: 0.92rem;
      color: var(--muted);
      line-height: 1.75;
      margin-bottom: 1rem;
      display: -webkit-box;
      -webkit-line-clamp: 2;
      -webkit-box-orient: vertical;
      overflow: hidden;
    }

    .topic-card-foot {
      margin-top: auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      border-top: 1px solid #f2f1ee;
      padding-top: 1rem;
    }

    .topic-card-foot .foot-meta {
      font-size: 0.8rem;
      color: var(--soft);
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      font-weight: 700;
      font-size: 0.88rem;
      color: var(--primary);
      gap: 0.25rem;
      border-bottom: 1px solid transparent;
      transition: color 0.2s ease;
    }

    .text-link:hover {
      color: #118c3d;
    }

    .text-link .arrow {
      transition: transform 0.25s ease;
    }

    /* spotlight */
    .spotlight-banner {
      overflow: hidden;
      border-radius: 28px;
      background: linear-gradient(115deg, #0a1513 0%, #0d3a25 62%, #15803d 100%);
      display: grid;
      grid-template-columns: 1.05fr 0.95fr;
      box-shadow: var(--shadow-md);
    }

    .spotlight-content {
      padding: 2.5rem;
      color: #ffffff;
      display: flex;
      flex-direction: column;
      justify-content: center;
      gap: 1.4rem;
    }

    .spotlight-kicker {
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
      color: #b8dcc3;
      font-weight: 700;
      font-size: 0.85rem;
      letter-spacing: 0.08em;
    }

    .spotlight-kicker::before {
      content: "";
      width: 22px;
      height: 3px;
      background: var(--accent);
      border-radius: 3px;
    }

    .spotlight-title {
      font-size: clamp(1.5rem, 3vw, 2.3rem);
      font-weight: 800;
      line-height: 1.35;
      letter-spacing: -0.02em;
    }

    .spotlight-desc {
      color: rgba(255, 255, 255, 0.84);
      font-size: 1rem;
      line-height: 1.9;
      max-width: 540px;
    }

    .spotlight-meta {
      display: flex;
      flex-wrap: wrap;
      gap: 1.2rem;
      font-size: 0.86rem;
      color: rgba(255, 255, 255, 0.75);
      border-top: 1px solid rgba(255, 255, 255, 0.2);
      padding-top: 1rem;
    }

    .spotlight-media {
      min-height: 300px;
      position: relative;
    }

    .spotlight-media img {
      width: 100%;
      height: 100%;
      position: absolute;
      inset: 0;
      object-fit: cover;
    }

    @media (max-width: 900px) {
      .spotlight-banner {
        grid-template-columns: 1fr;
      }
      .spotlight-media {
        min-height: 260px;
        order: -1;
      }
      .spotlight-media img {
        position: relative;
        min-height: 260px;
      }
    }

    /* chips section */
    .topic-chip-grid {
      display: flex;
      flex-wrap: wrap;
      gap: 0.9rem;
    }

    .topic-chip {
      display: inline-flex;
      align-items: center;
      gap: 0.6rem;
      padding: 0.75rem 1.1rem;
      background: #ffffff;
      border: 1px solid #e4e3df;
      border-radius: 999px;
      color: #374151;
      font-weight: 700;
      font-size: 0.9rem;
      transition: all 0.25s ease;
      box-shadow: 0 2px 6px -8px rgba(15, 23, 42, 0.2);
    }

    .topic-chip::before {
      content: "";
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: #c4c2bc;
      transition: background 0.25s;
    }

    .topic-chip:hover {
      border-color: var(--primary);
      color: var(--primary-dark);
      background: #f5fcf8;
      transform: translateY(-2px);
      box-shadow: var(--shadow-sm);
    }

    .topic-chip:hover::before {
      background: var(--primary);
    }

    /* rank */
    .rank-zone {
      display: grid;
      grid-template-columns: 1.1fr 0.9fr;
      gap: 1.5rem;
    }

    @media (max-width: 1024px) {
      .rank-zone {
        grid-template-columns: 1fr;
      }
    }

    .rank-panel {
      background: #ffffff;
      border-radius: var(--radius-lg);
      padding: 1.8rem;
      box-shadow: var(--shadow-sm);
      border: 1px solid #f1efe9;
    }

    .rank-panel-head {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 1rem;
      margin-bottom: 1.5rem;
    }

    .rank-title {
      font-size: 1.35rem;
      font-weight: 800;
      color: #111827;
    }

    .rank-note {
      font-size: 0.85rem;
      color: var(--soft);
    }

    .rank-list .rank-item {
      display: grid;
      grid-template-columns: 42px 1fr auto;
      gap: 1rem;
      align-items: center;
      padding: 0.85rem 0.7rem;
      border-radius: 14px;
      transition: background 0.25s;
    }

    .rank-list .rank-item + .rank-item {
      border-top: 1px solid #f2f1ed;
    }

    .rank-list .rank-item:hover {
      background: #f8fbf9;
    }

    .rank-no {
      font-size: 1.6rem;
      font-weight: 900;
      color: #e1e4df;
      letter-spacing: -0.05em;
    }

    .rank-item:nth-child(-n + 3) .rank-no {
      color: var(--primary);
    }

    .rank-item-title {
      font-weight: 700;
      color: #111827;
      font-size: 0.96rem;
      line-height: 1.45;
    }

    .rank-item-cat {
      display: block;
      margin-top: 0.15rem;
      font-size: 0.78rem;
      color: var(--soft);
      font-weight: 500;
    }

    .rank-view {
      color: var(--soft);
      font-size: 0.8rem;
      white-space: nowrap;
      font-weight: 600;
      background: #f3f3f1;
      border-radius: 999px;
      padding: 0.35rem 0.7rem;
    }

    .sync-card {
      border-radius: var(--radius-lg);
      padding: 1.8rem;
      background: linear-gradient(160deg, #0b1120, #123a2a);
      color: #ffffff;
      display: flex;
      flex-direction: column;
      gap: 1rem;
      justify-content: center;
    }

    .sync-card h3 {
      font-size: 1.45rem;
      font-weight: 800;
      line-height: 1.5;
    }

    .sync-card p {
      color: rgba(255, 255, 255, 0.8);
      line-height: 1.8;
    }

    .sync-features {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
    }

    .sync-features span {
      font-size: 0.78rem;
      color: #d8f5e4;
      border: 1px solid rgba(255, 255, 255, 0.18);
      background: rgba(255, 255, 255, 0.06);
      padding: 0.35rem 0.75rem;
      border-radius: 999px;
    }

    /* learning path */
    .path-grid {
      display: grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 1.2rem;
    }

    @media (max-width: 1024px) {
      .path-grid {
        grid-template-columns: repeat(2, 1fr);
      }
    }

    @media (max-width: 560px) {
      .path-grid {
        grid-template-columns: 1fr;
      }
    }

    .path-item {
      background: #ffffff;
      border: 1px solid #eceae4;
      border-radius: 22px;
      padding: 1.5rem;
      position: relative;
      transition: all 0.25s ease;
    }

    .path-item:hover {
      border-color: #b7e6c8;
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
    }

    .path-index {
      font-size: 0.8rem;
      font-weight: 800;
      color: #ffffff;
      background: var(--primary);
      width: 30px;
      height: 30px;
      border-radius: 10px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 1rem;
    }

    .path-item:nth-child(2) .path-index {
      background: #16a34a;
    }

    .path-item:nth-child(3) .path-index {
      background: #f97316;
    }

    .path-item:nth-child(4) .path-index {
      background: #111827;
    }

    .path-item h3 {
      font-size: 1.02rem;
      font-weight: 800;
      margin-bottom: 0.45rem;
      color: #111827;
    }

    .path-item p {
      color: var(--muted);
      font-size: 0.9rem;
      line-height: 1.75;
    }

    /* FAQ */
    .faq-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 1.1rem;
    }

    @media (max-width: 860px) {
      .faq-grid {
        grid-template-columns: 1fr;
      }
    }

    .faq-item {
      background: #ffffff;
      border: 1px solid #eceae4;
      border-radius: 18px;
      overflow: hidden;
      box-shadow: 0 3px 10px -9px rgba(15, 23, 42, 0.2);
      transition: border-color 0.25s;
    }

    .faq-item:hover {
      border-color: #c7d9cd;
    }

    .faq-item summary {
      list-style: none;
      display: flex;
      align-items: center;
      gap: 0.8rem;
      padding: 1.1rem 1.3rem;
      font-weight: 700;
      cursor: pointer;
      color: #111827;
      font-size: 0.95rem;
    }

    .faq-item summary::-webkit-details-marker {
      display: none;
    }

    .faq-q {
      width: 32px;
      height: 32px;
      border-radius: 10px;
      background: #edf9f0;
      color: var(--primary-dark);
      font-weight: 900;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      flex-shrink: 0;
      font-size: 1rem;
    }

    .faq-icon {
      margin-left: auto;
      color: var(--primary);
      flex-shrink: 0;
      transition: transform 0.35s ease;
    }

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

    .faq-answer {
      padding: 0 1.3rem 1.2rem 4.2rem;
      color: var(--muted);
      font-size: 0.9rem;
      line-height: 1.8;
      background: #fcfcfb;
    }

    /* CTA */
    .cta-panel {
      background: linear-gradient(145deg, #0b1120 5%, #0d3b26 57%, #16a34a 130%);
      border-radius: 30px;
      padding: 3rem 1.8rem;
      color: #ffffff;
      position: relative;
      overflow: hidden;
    }

    .cta-panel::before {
      content: "";
      position: absolute;
      width: 320px;
      height: 320px;
      right: -100px;
      top: -120px;
      background: radial-gradient(circle, rgba(34, 197, 94, 0.5) 0%, transparent 68%);
    }

    .cta-panel::after {
      content: "";
      position: absolute;
      width: 260px;
      height: 260px;
      left: 10%;
      bottom: -180px;
      background: radial-gradient(circle, rgba(249, 115, 22, 0.5) 0%, transparent 70%);
    }

    .cta-content {
      position: relative;
      z-index: 2;
      text-align: center;
      max-width: 780px;
      margin: 0 auto;
    }

    .cta-content h2 {
      font-size: clamp(1.7rem, 4vw, 2.6rem);
      font-weight: 900;
      line-height: 1.3;
      margin-bottom: 0.9rem;
      color: #ffffff;
    }

    .cta-content p {
      font-size: 1rem;
      color: rgba(255, 255, 255, 0.82);
      margin-bottom: 2rem;
      line-height: 1.8;
    }

    .cta-actions {
      display: flex;
      justify-content: center;
      flex-wrap: wrap;
      gap: 0.8rem;
    }

    /* footer */
    .site-footer {
      background: #070c0f;
      color: rgba(255, 255, 255, 0.72);
      margin-top: 4rem;
    }

    .footer-top {
      height: 4px;
      background: linear-gradient(90deg, #16a34a 0%, #22c55e 50%, #f97316 100%);
    }

    .footer-inner {
      display: grid;
      grid-template-columns: 1.8fr 1fr 1fr 1fr;
      gap: 2.5rem;
      padding: 3.5rem 0 2.8rem;
    }

    @media (max-width: 1024px) {
      .footer-inner {
        grid-template-columns: 1fr 1fr;
      }
    }

    @media (max-width: 560px) {
      .footer-inner {
        grid-template-columns: 1fr;
        gap: 1.6rem;
      }
    }

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

    .footer-brand .brand-badge {
      background: linear-gradient(135deg, #0b1120 0%, #16a34a 100%);
    }

    .footer-brand p {
      margin-top: 1rem;
      font-size: 0.9rem;
      max-width: 340px;
      line-height: 1.8;
      color: rgba(255, 255, 255, 0.64);
    }

    .footer-title {
      color: #ffffff;
      font-size: 0.95rem;
      font-weight: 800;
      margin-bottom: 0.9rem;
      letter-spacing: 0.06em;
    }

    .footer-nav {
      display: flex;
      flex-direction: column;
      gap: 0.6rem;
    }

    .footer-nav a {
      color: rgba(255, 255, 255, 0.6);
      font-size: 0.88rem;
      transition: color 0.2s ease, padding-left 0.2s ease;
    }

    .footer-nav a:hover {
      color: #ffffff;
      padding-left: 3px;
    }

    .footer-social {
      display: flex;
      gap: 0.6rem;
      margin-top: 1.1rem;
    }

    .footer-social a {
      width: 38px;
      height: 38px;
      border-radius: 12px;
      border: 1px solid rgba(255, 255, 255, 0.16);
      display: inline-flex;
      align-items: center;
      justify-content: center;
      color: rgba(255, 255, 255, 0.7);
      transition: all 0.25s;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, 0.08);
      padding: 1.05rem 0;
    }

    .footer-bottom-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      flex-wrap: wrap;
      gap: 0.8rem;
      font-size: 0.8rem;
      color: rgba(255, 255, 255, 0.42);
    }

    .footer-bottom-inner a {
      color: rgba(255, 255, 255, 0.34);
      text-decoration: underline;
      text-underline-offset: 4px;
      transition: color 0.2s;
    }

    .footer-bottom-inner a:hover {
      color: rgba(255, 255, 255, 0.75);
    }