/* roulang page: index */
:root{
  --brand:#0F332D;
  --brand-2:#1B5147;
  --teal:#2E7D6E;
  --lime:#C8F26A;
  --sand:#E9A15B;
  --oat:#F7F4EC;
  --mint:#EEF2E8;
  --white:#FFFFFF;
  --ink:#171D1B;
  --muted:#66726D;
  --line:#D9D6CA;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(15,51,45,.08);
  --shadow-lg:0 18px 44px rgba(15,51,45,.14);
  --container:1180px;
  --gap:24px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--ink);
  background:var(--oat);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--teal);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand-2);}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:.01em;font-weight:700;color:var(--brand);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}
input,button,select,textarea{font-family:inherit;font-size:16px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:80px 0;}
.section--tight{padding:56px 0;}
.section--mint{background:var(--mint);}
.section-head{margin-bottom:36px;max-width:760px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--teal);text-transform:uppercase;margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);display:inline-block;}
.section-title{font-size:clamp(26px,3vw,34px);margin-bottom:12px;}
.section-desc{color:var(--muted);font-size:16px;margin:0;max-width:720px;}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:var(--radius-sm);
  font-size:15px;font-weight:600;line-height:1.2;
  border:1px solid transparent;transition:all .22s ease;
  min-height:46px;
}
.btn-primary{background:var(--brand-2);color:#F4FBF2;}
.btn-primary:hover{background:var(--teal);color:#fff;transform:translateY(-2px);box-shadow:0 12px 24px rgba(46,125,110,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--brand-2);color:var(--brand-2);}
.btn-ghost:hover{background:var(--mint);color:var(--brand);transform:translateY(-2px);}
.btn-lime{background:var(--lime);color:var(--brand);}
.btn-lime:hover{background:#d6f78a;color:var(--brand);transform:translateY(-2px);}
.btn-block{width:100%;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:3px solid var(--lime);outline-offset:3px;border-radius:6px;
}
/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:900;
  background:rgba(247,244,236,.96);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,background .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(15,51,45,.10);background:#FBF9F3;}
.topbar-inner{display:flex;align-items:center;gap:20px;min-height:72px;padding-top:10px;padding-bottom:10px;}
.brand{display:flex;align-items:center;gap:12px;flex:none;}
.brand-mark{
  width:40px;height:40px;border-radius:50%;
  border:2px solid var(--brand-2);position:relative;flex:none;
  display:flex;align-items:center;justify-content:center;
}
.brand-mark::before{content:"";position:absolute;inset:6px;border-radius:50%;border:1px solid var(--teal);}
.brand-mark::after{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 3px rgba(200,242,106,.28);}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:19px;font-weight:700;color:var(--brand);letter-spacing:.02em;}
.brand-sub{font-size:11px;color:var(--muted);letter-spacing:.16em;text-transform:uppercase;}
.top-search{flex:1;max-width:420px;margin-left:auto;}
.search-form{display:flex;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;}
.search-form:focus-within{border-color:var(--teal);box-shadow:0 0 0 3px rgba(200,242,106,.35);}
.search-form input{border:0;background:transparent;padding:0 14px;height:44px;flex:1;color:var(--ink);outline:none;min-width:0;}
.search-form input::placeholder{color:#9AA49F;}
.search-form button{
  border:0;background:transparent;color:var(--brand-2);
  height:44px;width:48px;display:flex;align-items:center;justify-content:center;
  font-size:15px;transition:color .2s ease;
}
.search-form button:hover{color:var(--teal);}
.top-actions{display:flex;align-items:center;gap:14px;flex:none;}
.top-link{font-size:14px;color:var(--muted);}
.top-link:hover{color:var(--teal);}
.nav-row{border-top:1px solid rgba(217,214,202,.65);}
.nav-inner{display:flex;align-items:center;gap:28px;min-height:54px;}
.nav-list{display:flex;align-items:center;gap:6px;flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;}
.nav-list::-webkit-scrollbar{display:none;}
.nav-list a{
  display:inline-flex;align-items:center;height:38px;padding:0 14px;
  border-radius:8px;font-size:15px;font-weight:500;color:var(--brand-2);
  white-space:nowrap;position:relative;transition:background .2s ease,color .2s ease;
}
.nav-list a:hover{background:var(--mint);color:var(--brand);}
.nav-list a.active{color:var(--brand);font-weight:700;}
.nav-list a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:3px;
  border-radius:3px;background:var(--lime);
}
.hot-words{display:flex;align-items:center;gap:10px;margin-left:auto;overflow-x:auto;scrollbar-width:none;}
.hot-words::-webkit-scrollbar{display:none;}
.hot-words span{font-size:12px;color:var(--muted);white-space:nowrap;}
.hot-words a{font-size:13px;color:var(--brand-2);white-space:nowrap;padding:4px 10px;border:1px solid var(--line);border-radius:999px;transition:all .2s ease;}
.hot-words a:hover{border-color:var(--teal);color:var(--teal);background:var(--white);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:var(--white);color:var(--brand);font-size:17px;align-items:center;justify-content:center;
}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:var(--white);
  padding:18px 0 24px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer .m-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:16px;}
.mobile-drawer .m-nav a{
  padding:13px 14px;border-radius:10px;font-size:16px;font-weight:500;color:var(--brand-2);
  min-height:44px;display:flex;align-items:center;
}
.mobile-drawer .m-nav a.active{background:var(--mint);color:var(--brand);font-weight:700;}
.mobile-hot{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px;}
.mobile-hot a{font-size:13px;padding:7px 12px;border:1px solid var(--line);border-radius:999px;color:var(--brand-2);}
/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    linear-gradient(120deg,rgba(15,51,45,.94) 0%,rgba(27,81,71,.86) 58%,rgba(15,51,45,.82) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:#EDF3EE;
  padding:76px 0 64px;
}
.hero::after{
  content:"";position:absolute;right:-140px;top:-120px;width:420px;height:420px;
  border-radius:50%;border:1px solid rgba(200,242,106,.24);pointer-events:none;
}
.hero::before{
  content:"";position:absolute;right:-40px;bottom:-180px;width:340px;height:340px;
  border-radius:50%;border:1px solid rgba(255,255,255,.12);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:48px;align-items:center;position:relative;z-index:2;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;
  background:rgba(200,242,106,.14);border:1px solid rgba(200,242,106,.4);
  color:#DDF7A9;font-size:13px;font-weight:600;
  padding:7px 14px;border-radius:999px;margin-bottom:20px;
}
.hero-badge i{font-size:11px;}
.hero h1{
  color:#FFFFFF;font-size:clamp(32px,4.1vw,52px);line-height:1.18;margin-bottom:20px;
  letter-spacing:.005em;
}
.hero h1 em{font-style:normal;color:var(--lime);}
.hero-lead{color:#CBD9D1;font-size:17px;line-height:1.8;max-width:560px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px;}
.hero-actions .btn-ghost{border-color:rgba(255,255,255,.5);color:#EDF3EE;}
.hero-actions .btn-ghost:hover{background:rgba(255,255,255,.12);color:#fff;border-color:#fff;}
.hero-facts{display:flex;flex-wrap:wrap;gap:14px 32px;padding-top:22px;border-top:1px solid rgba(255,255,255,.16);}
.hero-fact{display:flex;flex-direction:column;gap:2px;}
.hero-fact strong{font-size:20px;color:var(--lime);font-variant-numeric:tabular-nums;letter-spacing:.01em;}
.hero-fact span{font-size:13px;color:#A9BCB2;}
.hero-panel{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.18);
  border-radius:var(--radius);padding:18px;
}
.hero-panel figure{margin:0 0 14px;border-radius:12px;overflow:hidden;aspect-ratio:16/10;}
.hero-panel img{width:100%;height:100%;object-fit:cover;}
.hero-panel h2{color:#fff;font-size:17px;margin-bottom:6px;}
.hero-panel p{color:#B9C9C0;font-size:14px;margin:0 0 14px;line-height:1.7;}
.hero-panel .panel-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;border-top:1px solid rgba(255,255,255,.14);}
.hero-panel .panel-row span{font-size:13px;color:#A9BCB2;}
.hero-panel .panel-row a{font-size:14px;font-weight:600;color:var(--lime);}
.hero-panel .panel-row a:hover{color:#fff;}
/* ---------- Channel strip ---------- */
.channel-strip{background:var(--white);border-bottom:1px solid var(--line);}
.channel-inner{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:22px 0;}
.channel-card{
  display:flex;gap:12px;align-items:flex-start;
  padding:16px;border:1px solid var(--line);border-radius:12px;background:var(--oat);
  transition:all .22s ease;
}
.channel-card:hover{transform:translateY(-3px);border-color:var(--teal);box-shadow:var(--shadow);background:var(--white);}
.channel-icon{
  width:38px;height:38px;border-radius:10px;flex:none;
  background:var(--mint);color:var(--brand-2);
  display:flex;align-items:center;justify-content:center;font-size:15px;
}
.channel-card h3{font-size:15px;margin-bottom:2px;color:var(--brand);}
.channel-card p{font-size:13px;color:var(--muted);margin:0;line-height:1.6;}
/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.step-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 22px;position:relative;transition:all .22s ease;
}
.step-card:hover{transform:translateY(-3px);border-color:var(--teal);box-shadow:var(--shadow-lg);}
.step-num{
  font-size:13px;font-weight:700;color:var(--brand-2);letter-spacing:.14em;
  font-variant-numeric:tabular-nums;margin-bottom:14px;display:flex;align-items:center;gap:10px;
}
.step-num::after{content:"";flex:1;height:1px;background:var(--line);}
.step-card h3{font-size:19px;margin-bottom:8px;}
.step-card p{font-size:14px;color:var(--muted);margin:0 0 14px;line-height:1.7;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;padding:5px 11px;border-radius:999px;
  background:var(--mint);color:var(--brand-2);border:1px solid rgba(27,81,71,.12);
}
.badge--lime{background:rgba(200,242,106,.28);color:#2C5A28;border-color:rgba(200,242,106,.6);}
.badge--sand{background:rgba(233,161,91,.18);color:#8A5320;border-color:rgba(233,161,91,.42);}
/* ---------- Rewards asymmetric ---------- */
.reward-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:22px;}
.reward-main{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;transition:all .22s ease;
}
.reward-main:hover{transform:translateY(-3px);border-color:var(--teal);box-shadow:var(--shadow-lg);}
.reward-main figure{margin:0;aspect-ratio:21/10;overflow:hidden;}
.reward-main img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.reward-main:hover img{transform:scale(1.03);}
.reward-main .r-body{padding:24px 26px 26px;}
.reward-main h3{font-size:22px;margin:12px 0 10px;}
.reward-main p{color:var(--muted);font-size:15px;margin:0 0 16px;}
.reward-side{display:grid;grid-template-rows:repeat(3,1fr);gap:18px;}
.reward-mini{
  display:flex;gap:14px;background:var(--white);border:1px solid var(--line);
  border-radius:14px;padding:14px;transition:all .22s ease;
}
.reward-mini:hover{transform:translateY(-3px);border-color:var(--teal);box-shadow:var(--shadow);}
.reward-mini figure{margin:0;width:92px;flex:none;border-radius:10px;overflow:hidden;aspect-ratio:1/1;}
.reward-mini img{width:100%;height:100%;object-fit:cover;}
.reward-mini h4{font-size:16px;margin-bottom:6px;}
.reward-mini p{font-size:13px;color:var(--muted);margin:0 0 8px;line-height:1.6;}
.reward-mini .mini-link{font-size:13px;font-weight:600;color:var(--teal);}
/* ---------- Progress panel ---------- */
.progress-panel{
  background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%);
  border-radius:20px;padding:44px;color:#E9F1EA;position:relative;overflow:hidden;
}
.progress-panel::after{
  content:"";position:absolute;right:-90px;top:-90px;width:260px;height:260px;
  border-radius:50%;border:1px solid rgba(200,242,106,.22);
}
.progress-head{display:flex;flex-wrap:wrap;justify-content:space-between;gap:18px;align-items:flex-end;margin-bottom:32px;position:relative;z-index:2;}
.progress-head h2{color:#fff;font-size:clamp(24px,2.6vw,30px);margin-bottom:8px;}
.progress-head p{color:#B6C8BE;font-size:15px;margin:0;max-width:560px;}
.progress-track{height:6px;border-radius:999px;background:rgba(255,255,255,.16);margin-bottom:28px;overflow:hidden;position:relative;z-index:2;}
.progress-track span{display:block;height:100%;width:58%;border-radius:999px;background:linear-gradient(90deg,var(--lime),#8FD8B8);}
.progress-nodes{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative;z-index:2;}
.progress-node{
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.16);
  border-radius:14px;padding:18px;transition:background .22s ease,border-color .22s ease;
}
.progress-node:hover{background:rgba(255,255,255,.11);border-color:rgba(200,242,106,.45);}
.progress-node .n-index{font-size:12px;letter-spacing:.16em;color:#9FB6A9;margin-bottom:8px;font-variant-numeric:tabular-nums;}
.progress-node h3{font-size:16px;color:#fff;margin-bottom:6px;}
.progress-node p{font-size:13px;color:#AFC3B8;margin:0;line-height:1.65;}
/* ---------- CTA band ---------- */
.cta-band{
  background:var(--mint);border:1px solid var(--line);border-radius:20px;
  padding:34px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(22px,2.4vw,28px);margin-bottom:6px;}
.cta-band p{color:var(--muted);margin:0;font-size:15px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}
/* ---------- News / CMS ---------- */
.news-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:26px;}
.chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  font-size:13px;padding:7px 15px;border-radius:999px;border:1px solid var(--line);
  background:var(--white);color:var(--brand-2);font-weight:500;transition:all .2s ease;
}
.chip:hover{border-color:var(--teal);color:var(--teal);}
.chip.is-active{background:var(--brand-2);border-color:var(--brand-2);color:#EAF6EE;}
.news-layout{display:grid;grid-template-columns:1fr 1fr;gap:22px;align-items:start;}
.news-feature{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:all .22s ease;
}
.news-feature:hover{transform:translateY(-3px);border-color:var(--teal);box-shadow:var(--shadow-lg);}
.news-feature figure{margin:0;aspect-ratio:16/9;overflow:hidden;}
.news-feature img{width:100%;height:100%;object-fit:cover;}
.news-feature .nf-body{padding:24px 26px 26px;}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-bottom:12px;font-variant-numeric:tabular-nums;}
.news-feature h3{font-size:22px;margin-bottom:10px;}
.news-feature h3 a{color:var(--brand);}
.news-feature h3 a:hover{color:var(--teal);}
.news-feature p{color:var(--muted);font-size:15px;margin:0 0 14px;}
.news-list{display:flex;flex-direction:column;gap:14px;}
.news-row{
  display:block;background:var(--white);border:1px solid var(--line);border-radius:14px;
  padding:18px 20px;transition:all .22s ease;
}
.news-row:hover{transform:translateY(-3px);border-color:var(--teal);box-shadow:var(--shadow);}
.news-row h3{font-size:17px;margin-bottom:6px;}
.news-row h3 a{color:var(--brand);}
.news-row h3 a:hover{color:var(--teal);}
.news-row p{font-size:14px;color:var(--muted);margin:0 0 10px;line-height:1.65;}
.news-empty{
  background:var(--white);border:1px dashed var(--line);border-radius:var(--radius);
  padding:52px 24px;text-align:center;color:var(--muted);font-size:15px;
}
.news-empty i{display:block;font-size:26px;color:var(--teal);margin-bottom:12px;}
/* ---------- FAQ ---------- */
.faq{max-width:840px;margin:0 auto;border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;background:transparent;border:0;text-align:left;
  display:flex;align-items:center;gap:14px;justify-content:space-between;
  padding:22px 4px;font-size:17px;font-weight:600;color:var(--brand);
  transition:color .2s ease;min-height:56px;
}
.faq-q:hover{color:var(--teal);}
.faq-q .q-text{display:flex;align-items:center;gap:12px;}
.faq-q .q-text::before{content:"";width:3px;height:18px;border-radius:3px;background:var(--lime);flex:none;}
.faq-q i{font-size:14px;color:var(--teal);transition:transform .25s ease;flex:none;}
.faq-item.is-open .faq-q i{transform:rotate(45deg);}
.faq-a{display:none;padding:0 4px 24px 19px;}
.faq-item.is-open .faq-a{display:block;}
.faq-a p{color:var(--muted);font-size:15.5px;line-height:1.85;margin:0;}
/* ---------- Footer ---------- */
.site-footer{background:var(--brand);color:#BFD1C7;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px;}
.footer-brand .brand-name{color:#fff;}
.footer-brand .brand-mark{border-color:rgba(255,255,255,.55);}
.footer-brand .brand-mark::before{border-color:rgba(200,242,106,.55);}
.footer-brand p{font-size:14px;line-height:1.8;color:#A6BAB0;margin:16px 0 0;max-width:300px;}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px;letter-spacing:.02em;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:#AFC3B8;font-size:14px;transition:color .2s ease;}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px;}
.footer-col p{font-size:14px;color:#AFC3B8;margin:0 0 10px;line-height:1.75;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.14);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  font-size:13px;color:#8FA69B;
}
.footer-bottom .fb-links{display:flex;gap:18px;flex-wrap:wrap;}
.footer-bottom a{color:#9FB6A9;}
.footer-bottom a:hover{color:var(--lime);}
/* ---------- Responsive ---------- */
@media (max-width:1200px){
  .hero-grid{gap:34px;}
  .reward-grid{grid-template-columns:1.15fr 1fr;}
}
@media (max-width:992px){
  .top-search{display:none;}
  .top-actions .top-link{display:none;}
  .nav-row{display:none;}
  .nav-toggle{display:flex;}
  .topbar-inner{min-height:64px;}
  .hero{padding:56px 0 48px;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-panel{max-width:520px;}
  .channel-inner{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .reward-grid{grid-template-columns:1fr;}
  .reward-side{grid-template-rows:none;grid-template-columns:1fr;}
  .progress-nodes{grid-template-columns:repeat(2,1fr);}
  .news-layout{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .section{padding:60px 0;}
  .progress-panel{padding:32px;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .hero h1{font-size:clamp(28px,7vw,36px);}
  .hero-lead{font-size:15.5px;}
  .hero-actions .btn{flex:1 1 100%;}
  .hero-facts{gap:12px 22px;}
  .hero-fact strong{font-size:18px;}
  .channel-inner{grid-template-columns:1fr;gap:12px;padding:18px 0;}
  .steps{grid-template-columns:1fr;}
  .progress-nodes{grid-template-columns:1fr;}
  .news-feature h3{font-size:20px;}
  .reward-mini figure{width:80px;}
  .cta-band{padding:26px;flex-direction:column;align-items:flex-start;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:34px;}
  .section{padding:48px 0;}
  .section-head{margin-bottom:26px;}
  .faq-q{font-size:16px;padding:18px 2px;}
}
@media (max-width:520px){
  .brand-name{font-size:16.5px;}
  .brand-sub{font-size:10px;letter-spacing:.12em;}
  .brand-mark{width:34px;height:34px;}
  .hero{padding:44px 0 40px;}
  .hero-badge{font-size:12px;}
  .section-title{font-size:24px;}
  .news-feature .nf-body{padding:20px;}
  .progress-panel{padding:24px;}
  .reward-main .r-body{padding:20px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .step-card:hover,.reward-main:hover,.reward-mini:hover,.news-row:hover,.news-feature:hover,.channel-card:hover,.btn:hover{transform:none;}
}
/* Foundation overrides */
.button,.button.primary,.button.secondary{background:none;border:0;padding:0;margin:0;font-size:inherit;color:inherit;}
.menu,.menu a{background:none;}
.grid-container,.grid-x,.cell{margin:0;padding:0;}

/* roulang page: article */
:root{
  --ink-green:#0F332D;
  --deep-green:#1B5147;
  --brand-green:#2E7D6E;
  --lime:#C8F26A;
  --sand-orange:#E9A15B;
  --oat:#F7F4EC;
  --light-green:#EEF2E8;
  --white:#FFFFFF;
  --text:#171D1B;
  --muted:#66726D;
  --line:#D9D6CA;
  --radius-card:16px;
  --radius-btn:10px;
  --radius-pill:999px;
  --shadow-sm:0 4px 14px rgba(15,51,45,.06);
  --shadow-card:0 10px 30px rgba(15,51,45,.08);
  --shadow-hover:0 16px 38px rgba(15,51,45,.14);
  --space-section:88px;
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,sans-serif;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--oat);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--brand-green);text-decoration:none;transition:color .2s ease,border-color .2s ease;}
a:hover{color:var(--deep-green);}
p{margin:0 0 1em;}
ul,ol{margin:0 0 1em;padding-left:1.25em;}
h1,h2,h3,h4{margin:0;color:var(--ink-green);font-weight:700;line-height:1.28;letter-spacing:.01em;}
button{font-family:inherit;}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px;border-radius:6px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0;}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:var(--radius-btn);
  font-size:15px;font-weight:600;line-height:1;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,background-color .2s ease,color .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--deep-green);color:#F4F9F1;border-color:var(--deep-green);}
.btn-primary:hover{background:var(--brand-green);border-color:var(--brand-green);color:#FFFFFF;transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.btn-primary:active{transform:translateY(0);box-shadow:var(--shadow-sm);}
.btn-ghost{background:transparent;color:var(--deep-green);border-color:var(--brand-green);}
.btn-ghost:hover{background:var(--light-green);color:var(--ink-green);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:8px;}
.btn-block{width:100%;}
.link-arrow{display:inline-flex;align-items:center;gap:6px;font-weight:600;color:var(--brand-green);border-bottom:1px solid transparent;padding-bottom:2px;}
.link-arrow:hover{border-bottom-color:var(--brand-green);color:var(--deep-green);}

/* ---------- 品牌 ---------- */
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink-green);}
.brand:hover{color:var(--ink-green);}
.brand-mark{
  position:relative;width:38px;height:38px;flex:0 0 38px;border-radius:50%;
  background:radial-gradient(circle at 32% 30%,#2E7D6E 0%,#0F332D 72%);
  box-shadow:inset 0 0 0 2px rgba(200,242,106,.35);
}
.brand-mark::before{
  content:"";position:absolute;inset:8px 4px;border:1.5px solid rgba(200,242,106,.75);
  border-radius:50%;border-top-color:transparent;transform:rotate(-24deg);
}
.brand-mark::after{
  content:"";position:absolute;left:50%;top:50%;width:6px;height:6px;margin:-3px 0 0 -3px;
  border-radius:50%;background:var(--lime);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:19px;font-weight:800;letter-spacing:.02em;color:var(--ink-green);}
.brand-sub{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(247,244,236,.96);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease,padding .25s ease;
}
.site-header.is-stuck{box-shadow:0 8px 24px rgba(15,51,45,.12);}
.topbar{padding:14px 0 12px;transition:padding .25s ease;}
.site-header.is-stuck .topbar{padding:8px 0 7px;}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;}
.topbar-tools{display:flex;align-items:center;gap:14px;}
.search-mini{display:flex;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-pill);padding:3px 4px 3px 14px;transition:border-color .2s ease,box-shadow .2s ease;}
.search-mini:focus-within{border-color:var(--brand-green);box-shadow:0 0 0 3px rgba(200,242,106,.55);}
.search-mini input{
  border:0;background:transparent;height:32px;width:206px;font-size:14px;color:var(--text);
  outline:none;font-family:inherit;
}
.search-mini input::placeholder{color:#9AA49F;}
.search-mini button{
  height:32px;padding:0 14px;border:0;border-radius:var(--radius-pill);
  background:var(--light-green);color:var(--deep-green);font-size:13px;font-weight:600;cursor:pointer;
  transition:background-color .2s ease,color .2s ease;
}
.search-mini button:hover{background:var(--brand-green);color:#FFFFFF;}
.burger{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  background:var(--white);cursor:pointer;padding:0;align-items:center;justify-content:center;flex-direction:column;gap:5px;
}
.burger span{display:block;width:20px;height:2px;border-radius:2px;background:var(--deep-green);transition:transform .2s ease,opacity .2s ease;}
.burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0;}
.burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.navbar{border-top:1px solid var(--line);}
.navbar-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:52px;}
.nav-list{display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
.nav-list a{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  font-size:15px;font-weight:600;color:#39443F;border-radius:8px;
  transition:color .2s ease,background-color .2s ease;
}
.nav-list a:hover{color:var(--deep-green);background:var(--light-green);}
.nav-list a.active{color:var(--ink-green);background:transparent;}
.nav-list a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:6px;height:3px;border-radius:3px;
  background:linear-gradient(90deg,var(--brand-green),var(--lime));
}
.hot-links{display:flex;align-items:center;gap:12px;font-size:13px;color:var(--muted);white-space:nowrap;}
.hot-links a{color:var(--brand-green);font-weight:600;}
.hot-links a:hover{color:var(--deep-green);text-decoration:underline;text-underline-offset:4px;}
.drawer{display:none;border-top:1px solid var(--line);background:var(--white);padding:16px 0 22px;}
.drawer.is-open{display:block;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:14px;}
.drawer-nav a{display:flex;align-items:center;min-height:46px;padding:0 12px;border-radius:10px;font-weight:600;color:var(--ink-green);background:var(--light-green);}
.drawer-nav a:hover{background:#E3EBD9;}
.drawer-hot{font-size:13px;color:var(--muted);margin-bottom:16px;line-height:2;}
.drawer-hot a{margin-right:12px;color:var(--brand-green);font-weight:600;}

/* ---------- 面包屑 ---------- */
.crumbs-wrap{background:var(--white);border-bottom:1px solid var(--line);}
.crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:14px 0;font-size:13px;color:var(--muted);}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--brand-green);}
.crumbs .sep{color:#B6BEB9;}
.crumbs .current{color:var(--ink-green);font-weight:700;}

/* ---------- 文章头部 ---------- */
.article-head{padding:40px 0 8px;background:linear-gradient(180deg,#FFFFFF 0%,var(--oat) 100%);}
.eyebrow-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px;}
.tag-chip{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;border-radius:var(--radius-pill);
  background:var(--light-green);color:var(--deep-green);font-size:13px;font-weight:600;
}
.tag-chip.solid{background:var(--deep-green);color:#EFF6E6;}
.article-title{
  font-size:clamp(28px,4vw,46px);line-height:1.24;letter-spacing:.01em;
  max-width:900px;margin-bottom:18px;
}
.article-sub{
  font-size:17px;line-height:1.85;color:var(--muted);max-width:800px;margin-bottom:22px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;font-size:14px;color:var(--muted);padding-bottom:8px;}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px;font-variant-numeric:tabular-nums;}
.article-meta .dot{width:6px;height:6px;border-radius:50%;background:var(--brand-green);}
.cover-figure{
  margin:26px 0 0;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-card);background:var(--light-green);
}
.cover-figure img{width:100%;aspect-ratio:21/9;object-fit:cover;}
.cover-figure figcaption{font-size:13px;color:var(--muted);padding:10px 16px;background:var(--white);border-top:1px solid var(--line);}

/* ---------- 布局 ---------- */
.article-main{padding:52px 0 var(--space-section);}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:32px;align-items:start;}
.panel{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);padding:34px 38px;
}

/* ---------- 正文排版 ---------- */
.article-body{
  font-family:var(--font-serif);font-size:18px;line-height:1.9;color:#202623;
  word-break:break-word;
}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-family:var(--font-sans);font-size:28px;line-height:1.35;margin:44px 0 14px;
  padding-left:14px;border-left:4px solid var(--brand-green);
}
.article-body h3{
  font-family:var(--font-sans);font-size:21px;line-height:1.4;margin:32px 0 10px;color:var(--deep-green);
}
.article-body h4{font-family:var(--font-sans);font-size:18px;margin:24px 0 8px;color:var(--deep-green);}
.article-body p{margin:0 0 1.05em;}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.4em;}
.article-body li{margin-bottom:.5em;}
.article-body a{color:var(--brand-green);border-bottom:1px solid rgba(46,125,110,.35);}
.article-body a:hover{color:var(--deep-green);border-bottom-color:var(--deep-green);}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;border-left:4px solid var(--lime);
  background:var(--light-green);border-radius:0 12px 12px 0;color:var(--deep-green);font-size:17px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:14px;margin:22px 0;border:1px solid var(--line);}
.article-body figure{margin:22px 0;}
.article-body figcaption,.article-body .caption{font-family:var(--font-sans);font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.article-body table{
  width:100%;border-collapse:collapse;margin:24px 0;font-family:var(--font-sans);font-size:15px;line-height:1.7;
  border:1px solid var(--line);border-radius:12px;overflow:hidden;
}
.article-body thead th{background:var(--light-green);color:var(--ink-green);font-weight:700;text-align:left;}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);vertical-align:top;}
.article-body tbody tr:last-child td{border-bottom:0;}
.article-body tbody tr:hover{background:#FBF9F3;}
.article-body code{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:15px;
  background:var(--light-green);color:var(--deep-green);padding:2px 6px;border-radius:6px;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:24px 0;border-radius:12px;}

/* ---------- 文章底部 ---------- */
.article-foot{margin-top:34px;padding-top:24px;border-top:1px dashed var(--line);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;}
.article-foot .tags{display:flex;flex-wrap:wrap;gap:8px;}
.article-foot .tags span{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:var(--radius-pill);
  background:var(--light-green);color:var(--deep-green);font-size:13px;font-family:var(--font-sans);font-weight:600;
}
.empty-state{
  text-align:center;padding:56px 20px;
}
.empty-state .empty-icon{
  width:56px;height:56px;margin:0 auto 18px;border-radius:50%;
  border:2px dashed var(--brand-green);display:flex;align-items:center;justify-content:center;
  color:var(--brand-green);font-size:22px;font-weight:800;
}
.empty-state h2{font-family:var(--font-sans);font-size:22px;margin-bottom:10px;}
.empty-state p{color:var(--muted);font-family:var(--font-sans);font-size:15px;margin-bottom:22px;}
.empty-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}

/* ---------- 侧栏 ---------- */
.side{display:flex;flex-direction:column;gap:20px;position:sticky;top:112px;}
.side-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);padding:22px 22px 20px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.side-card:hover{transform:translateY(-3px);border-color:var(--brand-green);box-shadow:var(--shadow-hover);}
.side-card.dark{background:var(--deep-green);border-color:var(--deep-green);color:#E9F1E3;}
.side-card.dark h2{color:#FFFFFF;}
.side-card.dark p{color:#C9D8CF;}
.side-title{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-title::before{content:"";width:4px;height:16px;border-radius:3px;background:var(--brand-green);}
.side-card.dark .side-title::before{background:var(--lime);}
.meta-list{list-style:none;margin:0;padding:0;font-size:14px;}
.meta-list li{display:flex;justify-content:space-between;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);}
.meta-list li:last-child{border-bottom:0;padding-bottom:0;}
.meta-list .k{color:var(--muted);}
.meta-list .v{color:var(--ink-green);font-weight:600;text-align:right;font-variant-numeric:tabular-nums;}
.channel-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px;}
.channel-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:12px 14px;border-radius:10px;background:var(--light-green);color:var(--ink-green);
  font-size:14px;font-weight:600;transition:background-color .2s ease,transform .2s ease;
}
.channel-list a:hover{background:#E3EBD9;transform:translateX(3px);color:var(--deep-green);}
.channel-list a .arrow{color:var(--brand-green);font-size:15px;}
.side-card.dark .btn-primary{background:var(--lime);border-color:var(--lime);color:var(--ink-green);}
.side-card.dark .btn-primary:hover{background:#D8FA8B;border-color:#D8FA8B;color:var(--ink-green);}

/* ---------- CTA 条 ---------- */
.cta-band{background:var(--light-green);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:52px 0;}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-text h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:8px;}
.cta-text p{margin:0;color:var(--muted);font-size:15px;max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink-green);color:#D5E1D9;padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;border-bottom:1px solid rgba(213,225,217,.16);}
.site-footer .brand{margin-bottom:16px;}
.site-footer .brand-name{color:#FFFFFF;}
.site-footer .brand-sub{color:#93A79C;}
.site-footer .brand-mark{box-shadow:inset 0 0 0 2px rgba(200,242,106,.5);}
.footer-brand p{font-size:14px;line-height:1.85;color:#B4C6BC;margin:0;max-width:340px;}
.footer-col h4{font-size:15px;color:#FFFFFF;margin-bottom:14px;}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.footer-col li{font-size:14px;}
.footer-col a{color:#B4C6BC;border-bottom:1px solid transparent;padding-bottom:1px;}
.footer-col a:hover{color:var(--lime);border-bottom-color:var(--lime);}
.footer-col p{font-size:13.5px;line-height:1.8;color:#9FB3A8;margin:0 0 10px;}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:20px 0 26px;font-size:13px;color:#93A79C;}
.fb-links{display:flex;flex-wrap:wrap;align-items:center;gap:16px;}
.fb-links a{color:#B4C6BC;}
.fb-links a:hover{color:var(--lime);}
.fb-links span{color:#7E9288;letter-spacing:.04em;}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .article-layout{grid-template-columns:minmax(0,1fr) 280px;gap:26px;}
  .panel{padding:28px 28px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;}
  .footer-brand{grid-column:1 / -1;}
}
@media (max-width:992px){
  :root{--space-section:64px;}
  .nav-list{display:none;}
  .hot-links{display:none;}
  .navbar{display:none;}
  .burger{display:inline-flex;}
  .search-mini{display:none;}
  .article-layout{grid-template-columns:1fr;}
  .side{position:static;}
  .side-card:hover{transform:none;}
  .article-main{padding:40px 0 56px;}
  .panel{padding:26px 22px;}
  .article-body{font-size:17px;}
  .cta-band{padding:44px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:768px){
  .container{padding:0 18px;}
  .topbar{padding:12px 0;}
  .topbar-inner{gap:12px;}
  .brand-name{font-size:17px;}
  .brand-sub{font-size:10px;}
  .article-head{padding:28px 0 6px;}
  .article-title{font-size:clamp(24px,6vw,32px);}
  .article-sub{font-size:15.5px;}
  .cover-figure img{aspect-ratio:16/10;}
  .article-body h2{font-size:23px;margin-top:34px;}
  .article-body h3{font-size:19px;}
  .article-body{font-size:17px;line-height:1.85;}
  .article-foot{flex-direction:column;align-items:flex-start;}
  .empty-actions .btn{width:100%;}
  .cta-actions{width:100%;}
  .cta-actions .btn{width:100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{font-size:12.5px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .panel{padding:22px 16px;}
  .article-body{font-size:16.5px;}
  .article-body table{font-size:14px;}
  .article-meta{font-size:13px;gap:8px 14px;}
  .cta-band{padding:36px 0;}
  .site-footer{padding-top:48px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --ink-green:#0F332D;
  --deep-green:#1B5147;
  --brand:#2E7D6E;
  --lime:#C8F26A;
  --sand:#E9A15B;
  --oat:#F7F4EC;
  --mint:#EEF2E8;
  --white:#FFFFFF;
  --text:#171D1B;
  --muted:#66726D;
  --line:#D9D6CA;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 10px 30px rgba(15,51,45,.08);
  --shadow-hover:0 16px 38px rgba(15,51,45,.14);
  --container:1180px;
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--oat);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--deep-green);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--brand);}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.28;letter-spacing:.01em;color:var(--ink-green);font-weight:700;}
h1{font-size:clamp(34px,4.4vw,54px);}
h2{font-size:clamp(25px,3vw,34px);}
h3{font-size:clamp(18px,2vw,22px);}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid var(--lime);outline-offset:3px;border-radius:6px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:76px 0;}
.section--mint{background:var(--mint);}
.section--white{background:var(--white);}
.section-head{max-width:720px;margin-bottom:40px;}
.section-head p{color:var(--muted);margin:12px 0 0;font-size:16px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand);font-weight:600;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--lime);border-radius:2px;}
.tnum{font-variant-numeric:tabular-nums;}

/* ============ Header ============ */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(247,244,236,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.site-header.is-scrolled{
  border-bottom-color:var(--line);
  box-shadow:0 6px 20px rgba(15,51,45,.08);
  background:rgba(247,244,236,.98);
}
.header-top-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:14px;padding-bottom:12px;}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink-green);}
.brand:hover{color:var(--ink-green);}
.brand-mark{
  width:38px;height:38px;flex:0 0 38px;border-radius:50%;
  background:
    radial-gradient(circle at 50% 50%, var(--lime) 0 4px, transparent 4px 100%),
    conic-gradient(from 210deg, var(--deep-green) 0 65%, var(--brand) 65% 82%, var(--ink-green) 82% 100%);
  position:relative;
  box-shadow:inset 0 0 0 3px rgba(247,244,236,.9);
}
.brand-mark::after{
  content:"";position:absolute;inset:8px;border:1.5px solid rgba(247,244,236,.85);border-radius:50%;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:19px;font-weight:800;letter-spacing:.02em;}
.brand-sub{font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);}
.header-tools{display:flex;align-items:center;gap:14px;}
.header-search{display:flex;align-items:center;background:var(--white);border:1px solid var(--line);border-radius:999px;padding:4px 4px 4px 16px;transition:border-color .2s ease,box-shadow .2s ease;}
.header-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(200,242,106,.55);}
.header-search label{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);}
.header-search input{
  border:0;background:transparent;padding:6px 4px;width:170px;font-size:14px;color:var(--text);
}
.header-search input:focus{outline:none;}
.header-search button{
  border:0;background:var(--ink-green);color:var(--lime);
  width:34px;height:34px;border-radius:50%;cursor:pointer;display:grid;place-items:center;
  transition:background .2s ease,transform .2s ease;
}
.header-search button:hover{background:var(--brand);transform:translateY(-1px);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:600;line-height:1;
  padding:14px 24px;border-radius:var(--radius-sm);
  border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.btn-primary{background:var(--deep-green);color:#F4F9F0;box-shadow:0 8px 20px rgba(27,81,71,.18);}
.btn-primary:hover{background:var(--brand);color:#fff;transform:translateY(-2px);box-shadow:var(--shadow-hover);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(27,81,71,.2);}
.btn-ghost{background:transparent;color:var(--deep-green);border-color:var(--deep-green);}
.btn-ghost:hover{background:var(--mint);color:var(--ink-green);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{padding:11px 18px;font-size:14px;}
.btn-block{width:100%;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--white);cursor:pointer;padding:0;place-items:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink-green);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink-green);border-radius:2px;
  transition:transform .2s ease,top .2s ease;
}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.header-bottom{border-top:1px solid rgba(217,214,202,.7);}
.header-bottom-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:6px;padding-bottom:6px;}
.nav-list{display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
.nav-list a{
  display:inline-flex;align-items:center;min-height:44px;padding:0 16px;
  font-size:15px;font-weight:600;color:var(--muted);border-radius:10px;
  position:relative;transition:color .2s ease,background .2s ease;
}
.nav-list a:hover{color:var(--ink-green);background:var(--mint);}
.nav-list a.active{color:var(--ink-green);}
.nav-list a.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:2px;height:3px;border-radius:3px;background:var(--lime);
}
.hot-links{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--muted);min-width:0;}
.hot-links strong{font-weight:600;color:var(--ink-green);white-space:nowrap;}
.hot-links a{color:var(--muted);white-space:nowrap;}
.hot-links a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:var(--oat);
  padding:16px 24px 24px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer .nav-list{flex-direction:column;align-items:stretch;gap:4px;}
.mobile-drawer .nav-list a{padding:12px 14px;background:var(--white);border:1px solid var(--line);border-radius:12px;min-height:48px;}
.mobile-drawer .nav-list a.active{background:var(--mint);border-color:var(--brand);}
.mobile-drawer .nav-list a.active::after{display:none;}
.drawer-cta{margin-top:14px;display:grid;gap:10px;}
.drawer-hot{margin-top:16px;display:flex;flex-wrap:wrap;gap:10px;font-size:13px;}
.drawer-hot a{padding:6px 12px;background:var(--mint);border-radius:999px;color:var(--deep-green);}

/* ============ Breadcrumb ============ */
.breadcrumb{padding:22px 0 0;}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--muted);}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:var(--line);}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb [aria-current="page"]{color:var(--ink-green);font-weight:600;}

/* ============ Hero ============ */
.cat-hero{padding:26px 0 0;}
.cat-hero-inner{
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  background:var(--white);border:1px solid var(--line);border-radius:24px;
  box-shadow:var(--shadow);overflow:hidden;
}
.cat-hero-copy{padding:48px 8px 48px 44px;}
.channel-tag{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  background:var(--mint);color:var(--deep-green);font-size:13px;font-weight:600;margin-bottom:18px;
}
.channel-tag i{width:7px;height:7px;border-radius:50%;background:var(--brand);display:inline-block;}
.cat-hero h1{margin-bottom:16px;}
.cat-hero h1 span{color:var(--brand);}
.cat-hero .lead{font-size:17px;color:var(--muted);max-width:560px;margin-bottom:26px;}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cat-hero-media{position:relative;height:100%;min-height:340px;background:var(--ink-green);}
.cat-hero-media img{width:100%;height:100%;min-height:340px;object-fit:cover;aspect-ratio:4/3;}
.cat-hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(15,51,45,.55),rgba(15,51,45,.12) 45%,rgba(15,51,45,.02));
}
.hero-facts{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:28px;
}
.fact{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 20px 18px;box-shadow:var(--shadow);
}
.fact dt{font-size:12.5px;color:var(--muted);letter-spacing:.04em;margin-bottom:6px;}
.fact dd{margin:0;font-size:16px;font-weight:700;color:var(--ink-green);}
.fact dd small{display:block;font-weight:500;font-size:13px;color:var(--muted);margin-top:4px;}

/* ============ Timeline ============ */
.timeline{position:relative;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:29px;top:12px;bottom:12px;width:2px;
  background:linear-gradient(180deg,var(--brand),rgba(46,125,110,.15));
  border-radius:2px;
}
.step{
  position:relative;display:grid;grid-template-columns:60px 1fr;gap:22px;
  padding:0 0 30px;
}
.step:last-child{padding-bottom:0;}
.step-num{
  width:60px;height:60px;border-radius:50%;display:grid;place-items:center;
  background:var(--ink-green);color:var(--lime);font-weight:800;font-size:17px;
  box-shadow:0 0 0 6px var(--oat);
  font-variant-numeric:tabular-nums;
}
.section--mint .step-num{box-shadow:0 0 0 6px var(--mint);}
.step-body{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 26px;box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.step-body:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow-hover);}
.step-head{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:8px;}
.step-head h3{margin:0;}
.step-body p{color:var(--muted);margin:0 0 12px;}
.step-body p:last-child{margin-bottom:0;}
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  background:var(--mint);color:var(--deep-green);
}
.badge--lime{background:rgba(200,242,106,.45);color:#3B5A12;}
.badge--sand{background:rgba(233,161,91,.18);color:#8A5320;}
.badge--dark{background:var(--deep-green);color:#EDF6EA;}
.mini-list{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px;}
.mini-list li{font-size:13.5px;color:var(--muted);background:var(--oat);border:1px solid var(--line);border-radius:8px;padding:4px 10px;}

/* ============ Rules two column ============ */
.rules-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:start;}
.def-list{display:grid;gap:0;background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
.def-item{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:22px 26px;border-bottom:1px solid var(--line);}
.def-item:last-child{border-bottom:0;}
.def-item dt{font-weight:700;color:var(--ink-green);font-size:15.5px;}
.def-item dd{margin:0;color:var(--muted);font-size:15px;}
.def-item dd strong{color:var(--deep-green);}
.panel-dark{
  background:var(--deep-green);color:#DCEAE2;border-radius:var(--radius);padding:30px;
  box-shadow:var(--shadow);
}
.panel-dark h3{color:#F4FBF2;margin-bottom:12px;}
.panel-dark p{color:rgba(244,251,242,.78);font-size:15px;}
.check-list{display:grid;gap:12px;margin:18px 0 22px;}
.check-list li{display:flex;gap:10px;align-items:flex-start;font-size:15px;color:rgba(244,251,242,.9);}
.check-list li::before{
  content:"";flex:0 0 18px;width:18px;height:18px;margin-top:3px;border-radius:50%;
  background:var(--lime);
  -webkit-mask:radial-gradient(circle,transparent 0 4px,#000 4px 100%);
  mask:radial-gradient(circle,transparent 0 4px,#000 4px 100%);
  box-shadow:0 0 0 1px rgba(200,242,106,.4);
}
.panel-dark .btn-ghost{color:#EAF6E4;border-color:rgba(234,246,228,.5);}
.panel-dark .btn-ghost:hover{background:rgba(200,242,106,.14);color:#fff;}

/* ============ Notice rows ============ */
.notice-rows{display:grid;gap:14px;}
.notice-row{
  display:grid;grid-template-columns:56px 1fr auto;gap:20px;align-items:center;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;box-shadow:var(--shadow);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.notice-row:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow-hover);}
.notice-icon{
  width:56px;height:56px;border-radius:14px;display:grid;place-items:center;
  background:var(--mint);color:var(--deep-green);font-weight:800;font-size:15px;
}
.notice-row h3{margin:0 0 4px;font-size:18px;}
.notice-row p{margin:0;color:var(--muted);font-size:14.6px;}
.notice-row .badge{white-space:nowrap;}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:first-child{border-top:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;gap:14px;align-items:flex-start;
  padding:22px 40px 22px 20px;position:relative;
  font-size:17px;font-weight:600;color:var(--ink-green);
  transition:color .2s ease,background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";flex:0 0 4px;width:4px;height:20px;border-radius:3px;background:var(--lime);margin-top:3px;
}
.faq-item summary::after{
  content:"+";position:absolute;right:12px;top:50%;transform:translateY(-50%);
  font-size:22px;font-weight:500;color:var(--brand);line-height:1;
}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--brand);}
.faq-item .faq-body{padding:0 40px 24px 38px;color:var(--muted);font-size:15.5px;line-height:1.85;max-width:760px;}
.faq-item .faq-body p:last-child{margin-bottom:0;}

/* ============ CTA ============ */
.cta-band{
  background:var(--ink-green);border-radius:24px;padding:44px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden;
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  border:1px solid rgba(200,242,106,.28);
}
.cta-band::before{
  content:"";position:absolute;right:10px;bottom:-90px;width:200px;height:200px;border-radius:50%;
  border:1px solid rgba(200,242,106,.16);
}
.cta-band h2{color:#F4FBF2;margin-bottom:8px;font-size:clamp(22px,2.6vw,30px);}
.cta-band p{color:rgba(244,251,242,.76);margin:0;font-size:15.5px;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
.cta-band .btn-primary{background:var(--lime);color:#20340B;}
.cta-band .btn-primary:hover{background:#D7F98C;color:#182906;}
.cta-band .btn-ghost{color:#EAF6E4;border-color:rgba(234,246,228,.5);}
.cta-band .btn-ghost:hover{background:rgba(200,242,106,.14);color:#fff;}

/* ============ Footer ============ */
.site-footer{background:var(--ink-green);color:rgba(244,251,242,.76);padding:64px 0 0;margin-top:20px;}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:36px;padding-bottom:44px;}
.site-footer .brand{color:#F4FBF2;}
.site-footer .brand:hover{color:#fff;}
.site-footer .brand-sub{color:rgba(244,251,242,.55);}
.footer-brand p{font-size:14.5px;line-height:1.8;margin-top:16px;max-width:340px;}
.footer-col h4{color:#F4FBF2;font-size:15px;letter-spacing:.04em;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{color:rgba(244,251,242,.74);font-size:14.5px;}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px;}
.footer-col p{font-size:14px;line-height:1.8;margin:0 0 10px;}
.footer-bottom{
  border-top:1px solid rgba(244,251,242,.16);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:14px;
  align-items:center;justify-content:space-between;font-size:13.5px;color:rgba(244,251,242,.6);
}
.fb-links{display:flex;flex-wrap:wrap;gap:18px;align-items:center;}
.fb-links a{color:rgba(244,251,242,.7);}
.fb-links a:hover{color:var(--lime);}
.fb-links span{color:rgba(244,251,242,.45);}

/* ============ Responsive ============ */
@media (max-width:1200px){
  .cat-hero-copy{padding:40px 4px 40px 34px;}
}
@media (max-width:992px){
  .header-search{display:none;}
  .nav-toggle{display:grid;}
  .header-bottom{display:none;}
  .hot-links{display:none;}
  .cat-hero-inner{grid-template-columns:1fr;}
  .cat-hero-copy{padding:34px 28px 0;}
  .cat-hero-media{min-height:0;}
  .cat-hero-media img{aspect-ratio:16/9;min-height:0;}
  .cat-hero-media::after{background:linear-gradient(180deg,rgba(15,51,45,.1),rgba(15,51,45,.45));}
  .hero-facts{grid-template-columns:repeat(2,1fr);}
  .rules-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .section{padding:56px 0;}
}
@media (max-width:768px){
  .container{padding:0 16px;}
  .brand-name{font-size:17px;}
  .brand-sub{font-size:10px;}
  .cat-hero .lead{font-size:15.5px;}
  .cat-hero-actions .btn{flex:1 1 auto;}
  .step{grid-template-columns:46px 1fr;gap:14px;}
  .step-num{width:46px;height:46px;font-size:15px;box-shadow:0 0 0 4px var(--oat);}
  .section--mint .step-num{box-shadow:0 0 0 4px var(--mint);}
  .timeline::before{left:22px;}
  .step-body{padding:20px;}
  .def-item{grid-template-columns:1fr;gap:6px;padding:18px 20px;}
  .notice-row{grid-template-columns:44px 1fr;gap:14px;}
  .notice-icon{width:44px;height:44px;border-radius:12px;font-size:13px;}
  .notice-row .badge{grid-column:2;justify-self:start;}
  .cta-band{padding:32px 24px;border-radius:20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 100%;}
  .faq-item summary{padding:18px 36px 18px 16px;font-size:16px;}
  .faq-item .faq-body{padding:0 16px 20px 34px;font-size:15px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .header-tools .btn-sm{display:none;}
  .hero-facts{grid-template-columns:1fr;}
  .cat-hero-inner{border-radius:18px;}
  .brand-mark{width:32px;height:32px;flex-basis:32px;}
  h1{font-size:clamp(28px,8vw,36px);}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
  .step-body:hover,.notice-row:hover,.btn:hover{transform:none;}
}

/* roulang page: category2 */
:root{
  --ink-900:#0F332D;
  --ink-800:#1B5147;
  --brand:#2E7D6E;
  --lime:#C8F26A;
  --sand:#E9A15B;
  --oat:#F7F4EC;
  --oat-2:#EEF2E8;
  --white:#FFFFFF;
  --text:#171D1B;
  --muted:#66726D;
  --line:#D9D6CA;
  --radius-lg:16px;
  --radius-md:12px;
  --radius-sm:10px;
  --shadow-sm:0 4px 14px rgba(15,51,45,.06);
  --shadow-md:0 10px 30px rgba(15,51,45,.08);
  --shadow-lg:0 18px 44px rgba(15,51,45,.14);
  --sp-1:8px; --sp-2:12px; --sp-3:16px; --sp-4:24px; --sp-5:32px; --sp-6:48px; --sp-7:72px; --sp-8:96px;
  --font-sans:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-serif:"Noto Serif SC","Source Han Serif SC","Songti SC",Georgia,serif;
  --hero-img:url('/assets/images/backpic/back-1.webp');
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  font-family:var(--font-sans);
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--oat);
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--ink-800);}
h1,h2,h3,h4{margin:0 0 .5em;color:var(--ink-900);line-height:1.28;letter-spacing:.01em;font-weight:700;}
h1{font-size:clamp(32px,4.6vw,54px);}
h2{font-size:clamp(24px,2.8vw,34px);}
h3{font-size:clamp(18px,1.6vw,22px);}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px;}

.container{width:100%;max-width:1180px;margin:0 auto;padding:0 24px;}
.section{padding:var(--sp-7) 0;}
.section--tint{background:var(--oat-2);}
.section--dark{background:var(--ink-900);color:#E7EFE9;}
.section--dark h2,.section--dark h3{color:#F4F8F4;}
.section-head{max-width:760px;margin-bottom:var(--sp-5);}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head h2{margin-bottom:10px;}
.section-head p{color:var(--muted);margin:0;}
.section--dark .section-head p{color:#B9CCC4;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.08em;
  color:var(--ink-800);background:rgba(200,242,106,.35);
  border:1px solid rgba(46,125,110,.28);
  padding:5px 12px;border-radius:999px;margin-bottom:16px;
}
.section--dark .eyebrow{color:#E9F4E4;background:rgba(200,242,106,.14);border-color:rgba(200,242,106,.32);}
.lead{font-size:17px;color:var(--muted);line-height:1.85;}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(247,244,236,.95);
  backdrop-filter:saturate(160%) blur(10px);
  border-bottom:1px solid transparent;
  transition:box-shadow .25s ease,border-color .25s ease,background .25s ease;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 6px 22px rgba(15,51,45,.10);}
.header-top{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:14px 0 10px;
}
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink-900);}
.brand:hover{color:var(--ink-900);}
.brand-mark{
  width:38px;height:38px;border-radius:50%;flex:0 0 38px;position:relative;
  background:radial-gradient(circle at 30% 28%,#2E7D6E 0%,#0F332D 72%);
  box-shadow:inset 0 0 0 1px rgba(200,242,106,.45),0 6px 14px rgba(15,51,45,.24);
}
.brand-mark::before{
  content:"";position:absolute;inset:8px;border-radius:50%;
  border:1.5px solid rgba(200,242,106,.75);
  clip-path:polygon(0 0,100% 0,100% 62%,0 62%);
}
.brand-mark::after{
  content:"";position:absolute;left:50%;top:50%;width:4px;height:4px;border-radius:50%;
  background:var(--lime);transform:translate(-50%,-50%);
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:19px;font-weight:800;letter-spacing:.02em;}
.brand-sub{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);font-weight:600;}
.header-actions{display:flex;align-items:center;gap:12px;}
.search-mini{
  display:flex;align-items:center;gap:8px;
  background:var(--white);border:1px solid var(--line);border-radius:999px;
  padding:6px 8px 6px 14px;min-width:206px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.search-mini:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(200,242,106,.55);}
.search-mini i{color:var(--muted);font-size:13px;}
.search-mini input{
  border:0;background:transparent;outline:none;flex:1;min-width:0;
  font-size:14px;color:var(--text);height:30px;
}
.search-mini button{
  border:0;cursor:pointer;background:var(--ink-800);color:#EFF6EA;
  font-size:13px;font-weight:600;padding:6px 12px;border-radius:999px;
  transition:background .2s ease,transform .2s ease;
}
.search-mini button:hover{background:var(--brand);transform:translateY(-1px);}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:var(--white);color:var(--ink-900);
  cursor:pointer;align-items:center;justify-content:center;font-size:17px;
}
.nav-toggle:hover{border-color:var(--brand);color:var(--brand);}

.nav-bar{border-top:1px solid var(--line);}
.nav-bar .container{display:flex;align-items:center;justify-content:space-between;gap:20px;}
.nav-list{display:flex;align-items:center;gap:26px;padding:0;margin:0;}
.nav-list a{
  position:relative;display:inline-block;padding:14px 0;
  font-size:15px;font-weight:600;color:var(--ink-800);
  transition:color .2s ease;
}
.nav-list a::after{
  content:"";position:absolute;left:0;right:0;bottom:6px;height:2.5px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
}
.nav-list a:hover{color:var(--brand);}
.nav-list a:hover::after{transform:scaleX(1);}
.nav-list a.active{color:var(--ink-900);}
.nav-list a.active::after{transform:scaleX(1);background:var(--ink-900);}
.hot-words{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);white-space:nowrap;overflow:hidden;}
.hot-words span.hw-label{font-weight:700;color:var(--ink-800);}
.hot-words a{color:var(--muted);font-size:13px;padding:4px 10px;border-radius:999px;border:1px solid transparent;}
.hot-words a:hover{color:var(--ink-900);background:var(--white);border-color:var(--line);}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-size:15px;font-weight:700;line-height:1;
  padding:13px 22px;border-radius:var(--radius-sm);
  border:1px solid transparent;cursor:pointer;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  min-height:44px;
}
.btn-primary{background:var(--ink-800);color:#F2F8EE;box-shadow:var(--shadow-sm);}
.btn-primary:hover{background:var(--brand);color:#FFFFFF;transform:translateY(-2px);box-shadow:var(--shadow-md);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--ink-800);border-color:rgba(27,81,71,.42);}
.btn-ghost:hover{background:rgba(46,125,110,.10);border-color:var(--brand);color:var(--ink-900);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-lime{background:var(--lime);color:#123329;}
.btn-lime:hover{background:#D6F88A;color:#123329;transform:translateY(-2px);}
.btn-sm{padding:10px 16px;font-size:14px;min-height:40px;}
.btn-block{width:100%;}
.link-arrow{
  display:inline-flex;align-items:center;gap:6px;font-weight:700;font-size:14px;color:var(--ink-800);
  border-bottom:2px solid rgba(46,125,110,.35);padding-bottom:2px;text-underline-offset:4px;
}
.link-arrow:hover{border-bottom-color:var(--brand);color:var(--brand);}
.link-arrow i{font-size:12px;transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(3px);}

/* ---------- mobile drawer ---------- */
.drawer-mask{
  position:fixed;inset:0;background:rgba(15,51,45,.42);opacity:0;pointer-events:none;
  transition:opacity .25s ease;z-index:130;
}
.drawer-mask.open{opacity:1;pointer-events:auto;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(340px,86vw);
  background:var(--white);z-index:140;transform:translateX(105%);
  transition:transform .28s ease;display:flex;flex-direction:column;
  box-shadow:-16px 0 40px rgba(15,51,45,.18);overflow-y:auto;
}
.drawer.open{transform:translateX(0);}
.drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:16px 18px;border-bottom:1px solid var(--line);
}
.drawer-head .brand-name{font-size:16px;}
.drawer-close{
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:var(--white);color:var(--ink-900);cursor:pointer;font-size:16px;
}
.drawer-body{padding:16px 18px 28px;}
.drawer-body .drawer-nav{display:flex;flex-direction:column;gap:4px;margin-bottom:20px;}
.drawer-body .drawer-nav a{
  padding:12px 12px;border-radius:10px;font-weight:600;font-size:15px;color:var(--ink-800);
  min-height:44px;display:flex;align-items:center;
}
.drawer-body .drawer-nav a:hover,.drawer-body .drawer-nav a.active{background:var(--oat-2);color:var(--ink-900);}
.drawer-label{font-size:12px;font-weight:700;letter-spacing:.1em;color:var(--muted);margin:0 0 10px;}
.drawer-hw{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:22px;}
.drawer-hw a{
  font-size:13px;color:var(--ink-800);background:var(--oat);border:1px solid var(--line);
  padding:7px 12px;border-radius:999px;
}

/* ---------- breadcrumb ---------- */
.breadcrumb{
  padding:18px 0 0;font-size:13.5px;color:var(--muted);
}
.breadcrumb ol{display:flex;flex-wrap:wrap;align-items:center;gap:8px;}
.breadcrumb li{display:flex;align-items:center;gap:8px;}
.breadcrumb li+li::before{content:"/";color:#B9C2BB;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb strong{color:var(--ink-900);font-weight:700;}

/* ---------- page hero ---------- */
.page-hero{position:relative;overflow:hidden;padding:46px 0 56px;}
.page-hero::before{
  content:"";position:absolute;inset:0;background-image:var(--hero-img);
  background-size:cover;background-position:center;filter:saturate(.9);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(105deg,rgba(15,51,45,.94) 0%,rgba(15,51,45,.86) 46%,rgba(27,81,71,.62) 100%);
}
.page-hero .container{position:relative;z-index:2;}
.hero-grid{
  display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center;
}
.page-hero h1{color:#F6FAF3;margin-bottom:16px;}
.hero-desc{color:#CFE0D6;font-size:16.5px;line-height:1.85;max-width:560px;margin-bottom:24px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px;}
.hero-actions .btn-ghost{color:#EAF4E7;border-color:rgba(200,242,106,.5);}
.hero-actions .btn-ghost:hover{background:rgba(200,242,106,.14);color:#FFFFFF;border-color:var(--lime);}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;}
.hero-fact{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;color:#DCEAE1;background:rgba(255,255,255,.08);
  border:1px solid rgba(200,242,106,.26);padding:8px 14px;border-radius:999px;
}
.hero-fact i{color:var(--lime);font-size:12px;}
.hero-media{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(200,242,106,.3);box-shadow:0 24px 60px rgba(0,0,0,.32);
  aspect-ratio:16/11;background:var(--ink-800);
}
.hero-media img{width:100%;height:100%;object-fit:cover;}
.hero-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 16px;
  font-size:13px;color:#E7F1E9;
  background:linear-gradient(to top,rgba(15,51,45,.9),rgba(15,51,45,0));
}

/* ---------- activity cards ---------- */
.act-grid{
  display:grid;grid-template-columns:1.35fr 1fr;gap:24px;
}
.act-card{
  position:relative;display:flex;flex-direction:column;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.act-card:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow-md);}
.act-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--ink-800);}
.act-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.act-card:hover .thumb img{transform:scale(1.03);}
.act-card .body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.act-card h3{margin:0;font-size:20px;}
.act-card p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.8;}
.act-card .foot{margin-top:auto;padding-top:8px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.act-card--feature{grid-row:span 2;}
.act-card--feature .thumb{aspect-ratio:16/8.4;}
.act-card--feature .body{padding:26px;gap:12px;}
.act-card--feature h3{font-size:24px;}
.act-card--feature p{font-size:15.5px;}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:700;letter-spacing:.02em;
  padding:4px 11px;border-radius:999px;white-space:nowrap;
}
.badge--lime{background:rgba(200,242,106,.42);color:#22462F;border:1px solid rgba(46,125,110,.24);}
.badge--green{background:rgba(46,125,110,.12);color:var(--ink-800);border:1px solid rgba(46,125,110,.24);}
.badge--sand{background:rgba(233,161,91,.18);color:#8A5520;border:1px solid rgba(233,161,91,.42);}
.badge--outline{background:transparent;color:var(--muted);border:1px solid var(--line);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- stage table ---------- */
.table-wrap{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-sm);overflow:hidden;
}
.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.stage-table{width:100%;border-collapse:collapse;min-width:680px;font-size:14.5px;}
table.stage-table caption{
  text-align:left;padding:20px 22px 4px;font-size:13px;color:var(--muted);
}
table.stage-table th,table.stage-table td{
  padding:14px 20px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle;
}
table.stage-table thead th{
  background:var(--oat-2);color:var(--ink-800);font-size:13px;letter-spacing:.04em;
  font-weight:700;border-bottom:1px solid rgba(46,125,110,.24);white-space:nowrap;
}
table.stage-table tbody tr:last-child td{border-bottom:0;}
table.stage-table tbody tr:hover{background:rgba(238,242,232,.6);}
table.stage-table td.name{font-weight:700;color:var(--ink-900);}
table.stage-table td.muted{color:var(--muted);}

/* ---------- flow ---------- */
.flow-band{background:var(--ink-900);color:#E7EFE9;}
.flow{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
}
.flow-step{
  position:relative;padding:24px 22px;border-radius:var(--radius-lg);
  background:rgba(255,255,255,.055);border:1px solid rgba(200,242,106,.2);
  transition:background .24s ease,border-color .24s ease,transform .24s ease;
}
.flow-step:hover{background:rgba(255,255,255,.1);border-color:rgba(200,242,106,.5);transform:translateY(-3px);}
.flow-step .num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;
  background:var(--lime);color:#123329;font-weight:800;font-size:14px;margin-bottom:14px;
}
.flow-step h3{font-size:17px;margin-bottom:8px;color:#F4F8F4;}
.flow-step p{font-size:14px;color:#B9CCC4;margin:0;line-height:1.75;}
.flow-step::after{
  content:"";position:absolute;right:-13px;top:41px;width:8px;height:8px;
  border-right:2px solid rgba(200,242,106,.6);border-top:2px solid rgba(200,242,106,.6);
  transform:rotate(45deg);
}
.flow-step:last-child::after{display:none;}

/* ---------- notes two column ---------- */
.note-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.note-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow-sm);
  transition:border-color .22s ease,transform .22s ease,box-shadow .22s ease;
}
.note-card:hover{border-color:var(--brand);transform:translateY(-3px);box-shadow:var(--shadow-md);}
.note-card h3{display:flex;align-items:center;gap:10px;font-size:19px;margin-bottom:14px;}
.note-card h3 i{color:var(--brand);font-size:17px;}
.note-list li{
  position:relative;padding-left:20px;margin-bottom:11px;
  font-size:14.5px;color:var(--muted);line-height:1.8;
}
.note-list li::before{
  content:"";position:absolute;left:0;top:10px;width:7px;height:7px;border-radius:50%;
  background:var(--brand);opacity:.7;
}
.note-list li strong{color:var(--ink-900);font-weight:700;}

/* ---------- faq ---------- */
.faq-list{max-width:840px;margin:0 auto;background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item:last-child{border-bottom:0;}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px 20px 26px;font-size:16px;font-weight:700;color:var(--ink-900);
  position:relative;transition:background .2s ease,color .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;border-radius:0 4px 4px 0;
  background:var(--lime);opacity:0;transition:opacity .2s ease;
}
.faq-item summary:hover{background:var(--oat-2);}
.faq-item summary:hover::before,.faq-item[open] summary::before{opacity:1;}
.faq-item summary .chev{
  flex:0 0 28px;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;
  color:var(--ink-800);font-size:12px;transition:transform .24s ease,background .2s ease,border-color .2s ease;
}
.faq-item[open] summary .chev{transform:rotate(180deg);background:var(--lime);border-color:var(--lime);color:#123329;}
.faq-body{padding:0 26px 22px;color:var(--muted);font-size:15px;line-height:1.9;max-width:760px;}
.faq-body p:last-child{margin-bottom:0;}

/* ---------- cta band ---------- */
.cta-band{
  background:var(--oat-2);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:34px 36px;display:flex;align-items:center;justify-content:space-between;gap:28px;
  box-shadow:var(--shadow-sm);
}
.cta-band h2{font-size:clamp(22px,2.4vw,28px);margin-bottom:8px;}
.cta-band p{margin:0;color:var(--muted);font-size:15px;max-width:560px;}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:12px;flex:0 0 auto;}

/* ---------- quick links ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.quick-card{
  display:flex;flex-direction:column;gap:8px;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;box-shadow:var(--shadow-sm);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.quick-card:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow-md);}
.quick-card .qi{
  width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(46,125,110,.12);color:var(--ink-800);font-size:16px;margin-bottom:4px;
}
.quick-card h3{font-size:17px;margin:0;}
.quick-card p{margin:0;font-size:14px;color:var(--muted);line-height:1.75;}
.quick-card .link-arrow{margin-top:auto;padding-top:10px;font-size:13.5px;}

/* ---------- footer ---------- */
.site-footer{background:var(--ink-900);color:#C9DACF;padding:64px 0 0;margin-top:0;}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:44px;
}
.footer-brand .brand{color:#F2F8EE;margin-bottom:16px;}
.footer-brand .brand-name{color:#F2F8EE;}
.footer-brand .brand-sub{color:#8FAAA0;}
.footer-brand p{font-size:14px;line-height:1.85;color:#A9C0B6;margin:0;max-width:340px;}
.footer-col h4{
  color:#EAF4E7;font-size:14px;letter-spacing:.08em;margin:0 0 16px;font-weight:700;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col ul a{font-size:14px;color:#A9C0B6;display:inline-block;padding:2px 0;border-bottom:1px solid transparent;}
.footer-col ul a:hover{color:var(--lime);border-bottom-color:var(--lime);}
.footer-col p{font-size:13.5px;color:#95AFA4;line-height:1.85;margin:0 0 12px;}
.footer-bottom{
  border-top:1px solid rgba(200,242,106,.16);
  padding:20px 0 28px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:13px;color:#8FAAA0;
}
.footer-bottom .fb-links{display:flex;flex-wrap:wrap;align-items:center;gap:16px;}
.footer-bottom .fb-links a{color:#A9C0B6;}
.footer-bottom .fb-links a:hover{color:var(--lime);}
.footer-bottom .fb-links span{color:#6F8A80;}

/* ---------- responsive ---------- */
@media screen and (max-width:1199px){
  .container{padding:0 22px;}
  .hot-words{display:none;}
}
@media screen and (max-width:991px){
  .search-mini{display:none;}
  .nav-toggle{display:inline-flex;}
  .nav-bar{display:none;}
  .header-top{padding:12px 0 12px;}
  .hero-grid{grid-template-columns:1fr;gap:30px;}
  .hero-media{aspect-ratio:16/9;}
  .act-grid{grid-template-columns:1fr;}
  .act-card--feature{grid-row:auto;}
  .flow{grid-template-columns:repeat(2,1fr);}
  .flow-step::after{display:none;}
  .note-grid{grid-template-columns:1fr;}
  .quick-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .cta-band{flex-direction:column;align-items:flex-start;}
  .section{padding:var(--sp-6) 0;}
}
@media screen and (max-width:767px){
  body{font-size:15.5px;}
  .hero-desc{font-size:15.5px;}
  .page-hero{padding:34px 0 44px;}
  .quick-grid{grid-template-columns:1fr;}
  .flow{grid-template-columns:1fr;}
  .cta-band{padding:26px 22px;}
  .footer-grid{grid-template-columns:1fr;}
  .faq-item summary{font-size:15px;padding:16px 18px 16px 22px;line-height:1.6;}
  .faq-body{padding:0 18px 18px 22px;font-size:14.5px;}
  .btn-block-mobile{width:100%;}
  .hero-actions .btn{width:100%;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{width:100%;}
  table.stage-table th,table.stage-table td{padding:12px 14px;}
  table.stage-table caption{padding:16px 14px 2px;}
}
@media screen and (max-width:480px){
  .container{padding:0 16px;}
  .brand-name{font-size:16.5px;}
  .brand-mark{width:34px;height:34px;flex:0 0 34px;}
  .brand-sub{font-size:10px;letter-spacing:.12em;}
  .section{padding:var(--sp-5) 0;}
  .act-card .body{padding:18px;}
  .note-card{padding:20px;}
  .hero-fact{font-size:12.5px;padding:7px 12px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}

/* roulang page: category3 */
:root{
  --ink:#0F332D;
  --deep:#1B5147;
  --brand:#2E7D6E;
  --lime:#C8F26A;
  --sand:#E9A15B;
  --oat:#F7F4EC;
  --mint:#EEF2E8;
  --white:#FFFFFF;
  --text:#171D1B;
  --muted:#66726D;
  --line:#D9D6CA;
  --radius-card:16px;
  --radius-btn:10px;
  --shadow-sm:0 6px 18px rgba(15,51,45,.06);
  --shadow-md:0 10px 30px rgba(15,51,45,.08);
  --shadow-lg:0 18px 44px rgba(15,51,45,.14);
  --max:1180px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.75;
  color:var(--text);
  background:var(--oat);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block;border-style:none;}
a{color:var(--brand);text-decoration:none;transition:color .2s ease;}
a:hover{color:var(--deep);}
button{font:inherit;cursor:pointer;border:0;background:none;}
ul,ol{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{margin:0;line-height:1.26;letter-spacing:.01em;color:var(--ink);font-weight:800;}
p{margin:0;}
figure{margin:0;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px;}
.container{width:min(100% - 40px, var(--max));margin-inline:auto;}
.is-hidden{display:none !important;}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;min-height:46px;
  border-radius:var(--radius-btn);
  font-size:15px;font-weight:700;line-height:1.2;
  border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,color .18s ease,border-color .18s ease,box-shadow .18s ease;
}
.btn:hover{transform:translateY(-2px);}
.btn:active{transform:translateY(0);}
.btn-primary{background:var(--deep);color:#F3F8F4;box-shadow:0 8px 20px rgba(15,51,45,.18);}
.btn-primary:hover{background:var(--brand);color:#FFFFFF;box-shadow:0 12px 24px rgba(15,51,45,.22);}
.btn-ghost{background:transparent;border-color:var(--brand);color:var(--deep);}
.btn-ghost:hover{background:var(--mint);color:var(--ink);}
.btn-sm{padding:9px 16px;font-size:14px;min-height:40px;}
.btn-outline-light{border-color:rgba(200,242,106,.55);color:#EAF3E9;}
.btn-outline-light:hover{background:rgba(200,242,106,.14);color:#FFFFFF;}

/* ===== 品牌 ===== */
.brand{display:inline-flex;align-items:center;gap:12px;color:var(--ink);}
.brand:hover{color:var(--ink);}
.brand-mark{
  width:40px;height:40px;border-radius:50%;flex:none;
  background:radial-gradient(circle at 50% 50%,#0F332D 0 36%,#2E7D6E 37% 63%,#C8F26A 64% 100%);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.2);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15;}
.brand-name{font-size:18px;font-weight:800;letter-spacing:.01em;}
.brand-sub{font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:3px;}

/* ===== 头部导航 ===== */
.site-header{position:sticky;top:0;z-index:80;background:rgba(247,244,236,.96);border-bottom:1px solid transparent;transition:box-shadow .25s ease,border-color .25s ease;}
.site-header.scrolled{box-shadow:var(--shadow-sm);border-bottom-color:var(--line);}
.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px 0;}
.topbar-right{display:flex;align-items:center;gap:14px;}
.nav-search{display:flex;align-items:center;gap:8px;background:var(--mint);border:1px solid var(--line);border-radius:999px;padding:4px 6px 4px 14px;}
.nav-search input{border:0;background:transparent;outline:none;font-size:14px;width:158px;min-height:32px;color:var(--text);}
.nav-search input::placeholder{color:#8C9791;}
.nav-search button{width:32px;height:32px;border-radius:50%;background:var(--deep);color:#F3F8F4;display:grid;place-items:center;font-size:13px;transition:background .18s ease;}
.nav-search button:hover{background:var(--brand);}
.nav-toggle{display:none;flex-direction:column;justify-content:center;gap:5px;width:46px;height:46px;border-radius:12px;border:1px solid var(--line);background:#FFFFFF;padding:0 12px;}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--deep);transition:transform .22s ease,opacity .22s ease;}
.nav-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle.is-open span:nth-child(2){opacity:0;}
.nav-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.channelbar{background:#FFFFFF;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.channel-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;}
.nav-list{display:flex;align-items:center;gap:4px;}
.nav-list a{
  position:relative;display:inline-flex;align-items:center;
  padding:14px 16px;font-size:15px;font-weight:700;color:var(--deep);
  border-radius:10px;transition:background .18s ease,color .18s ease;
}
.nav-list a:hover{background:var(--mint);color:var(--ink);}
.nav-list a.active{color:var(--ink);}
.nav-list a.active::after{
  content:"";position:absolute;left:16px;right:16px;bottom:6px;height:2px;border-radius:2px;background:var(--brand);
}
.hot-links{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--muted);white-space:nowrap;}
.hot-links span{font-weight:700;color:var(--deep);}
.hot-links a{color:var(--muted);}
.hot-links a:hover{color:var(--brand);text-decoration:underline;text-underline-offset:4px;}

/* ===== 面包屑 ===== */
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px;}
.breadcrumb a{color:var(--muted);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#B9C2BC;}
.breadcrumb strong{color:var(--ink);font-weight:700;}

/* ===== Hero ===== */
.page-hero{
  padding:30px 0 66px;
  background:
    radial-gradient(1100px 380px at 8% -12%, #E4EBDC 0%, rgba(228,235,220,0) 62%),
    linear-gradient(180deg,var(--mint) 0%,var(--oat) 82%);
}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:44px;align-items:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:999px;background:#FFFFFF;border:1px solid var(--line);
  font-size:13px;font-weight:700;color:var(--deep);letter-spacing:.03em;
}
.eyebrow i{color:var(--brand);}
.page-hero h1{font-size:clamp(30px,4vw,50px);margin:20px 0 18px;}
.hero-sub{font-size:16.5px;line-height:1.85;color:var(--muted);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:32px;}
.hero-facts li{background:#FFFFFF;border:1px solid var(--line);border-radius:12px;padding:15px 16px;box-shadow:var(--shadow-sm);}
.hero-facts strong{display:block;font-size:15px;color:var(--ink);margin-bottom:2px;}
.hero-facts span{font-size:13px;color:var(--muted);line-height:1.6;display:block;}
.hero-figure{position:relative;border-radius:20px;overflow:hidden;box-shadow:var(--shadow-md);background:var(--deep);aspect-ratio:4/3;}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:34px 18px 16px;
  font-size:13px;color:#EAF3E9;
  background:linear-gradient(180deg,rgba(15,51,45,0) 0%,rgba(15,51,45,.88) 100%);
}

/* ===== 检索面板 ===== */
.search-wrap{padding:0 0 8px;}
.search-panel{
  background:#FFFFFF;border:1px solid var(--line);border-radius:20px;
  padding:26px 26px 22px;box-shadow:var(--shadow-md);
  margin-top:-36px;position:relative;z-index:3;
}
.search-panel h2{font-size:19px;margin-bottom:6px;}
.search-panel .search-lede{font-size:14px;color:var(--muted);margin-bottom:16px;}
.search-input-row{
  display:flex;align-items:center;gap:10px;
  border:1px solid var(--line);border-radius:12px;
  background:var(--oat);padding:6px 6px 6px 16px;
  transition:border-color .18s ease,box-shadow .18s ease;
}
.search-input-row:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(200,242,106,.55);}
.search-input-row > i{color:var(--brand);font-size:15px;}
.search-input-row input{
  flex:1;border:0;background:transparent;outline:none;
  font-size:16px;color:var(--text);min-height:46px;padding:0;
}
.search-input-row input::placeholder{color:#8C9791;}
.search-hint{font-size:13px;color:var(--muted);margin-top:12px;}
.search-hint a{font-weight:700;}

/* ===== 通用板块 ===== */
.section{padding:76px 0;}
.section--tint{background:var(--mint);}
.section-head{max-width:760px;margin-bottom:38px;}
.section-head h2{font-size:clamp(24px,2.6vw,34px);}
.section-head p{margin-top:12px;color:var(--muted);font-size:15.5px;}

/* ===== 主题分类卡 ===== */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.topic-card{
  display:flex;flex-direction:column;gap:10px;
  background:#FFFFFF;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:24px 22px;color:var(--text);box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.topic-card:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow-md);color:var(--text);}
.topic-icon{width:44px;height:44px;border-radius:12px;background:var(--mint);color:var(--deep);display:grid;place-items:center;font-size:18px;}
.topic-card h3{font-size:18px;}
.topic-card p{font-size:14px;color:var(--muted);line-height:1.7;}
.topic-more{margin-top:auto;padding-top:6px;font-size:14px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.topic-card:hover .topic-more{color:var(--deep);}

/* ===== FAQ 布局 ===== */
.faq-layout{display:grid;grid-template-columns:290px minmax(0,1fr);gap:36px;align-items:start;}
.faq-aside{
  position:sticky;top:112px;
  background:#FFFFFF;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:22px 20px;box-shadow:var(--shadow-sm);
}
.faq-aside h3{font-size:16px;margin-bottom:14px;}
.aside-list li + li{margin-top:4px;}
.aside-list a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:10px 12px;border-radius:10px;font-size:14px;font-weight:600;color:var(--deep);
  transition:background .18s ease,color .18s ease;
}
.aside-list a:hover{background:var(--mint);color:var(--ink);}
.aside-list .count{font-size:12px;color:var(--muted);font-variant-numeric:tabular-nums;}
.aside-tip{margin-top:18px;padding:14px;border-radius:12px;background:var(--mint);font-size:13px;color:var(--deep);line-height:1.7;}

.faq-group{margin-bottom:36px;}
.faq-group:last-child{margin-bottom:0;}
.faq-group h2{font-size:22px;display:flex;align-items:center;gap:10px;margin-bottom:6px;}
.faq-group h2::before{content:"";width:4px;height:20px;border-radius:2px;background:var(--brand);}
.faq-group .group-lede{font-size:14px;color:var(--muted);margin-bottom:10px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 4px;min-height:52px;text-align:left;
  font-size:17px;font-weight:700;color:var(--ink);
  transition:color .18s ease;
}
.faq-q:hover{color:var(--brand);}
.faq-icon{position:relative;width:22px;height:22px;flex:none;border-radius:50%;border:1px solid var(--line);background:#FFFFFF;}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  background:var(--brand);border-radius:2px;transition:opacity .22s ease;
}
.faq-icon::before{width:10px;height:2px;}
.faq-icon::after{width:2px;height:10px;}
.faq-item.open .faq-icon::after{opacity:0;}
.faq-item.open .faq-q{color:var(--deep);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease;}
.faq-item.open .faq-a{max-height:480px;}
.faq-a p{padding:0 4px 22px;font-size:15.5px;line-height:1.85;color:var(--muted);max-width:780px;}
.faq-empty{
  padding:22px 24px;border-radius:12px;background:var(--mint);
  border:1px dashed var(--line);font-size:15px;color:var(--deep);
}

/* ===== 快捷入口 ===== */
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quick-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:#FFFFFF;border:1px solid var(--line);border-radius:var(--radius-card);
  color:var(--text);box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.quick-card:hover{transform:translateY(-3px);border-color:var(--brand);box-shadow:var(--shadow-md);color:var(--text);}
.quick-card img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover;background:var(--deep);}
.quick-body{padding:20px 22px;display:flex;flex-direction:column;gap:8px;flex:1;}
.quick-body h3{font-size:18px;}
.quick-body p{font-size:14px;color:var(--muted);line-height:1.7;}
.quick-link{margin-top:auto;padding-top:8px;font-size:14px;font-weight:700;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.quick-card:hover .quick-link{color:var(--deep);}

/* ===== CTA ===== */
.cta-band{
  padding:66px 0;
  background:
    linear-gradient(120deg,rgba(15,51,45,.95) 0%,rgba(27,81,71,.92) 100%),
    url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  color:#EAF3E9;
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;}
.cta-band h2{color:#FFFFFF;font-size:clamp(24px,2.6vw,32px);}
.cta-band p{color:#C9DAD2;margin-top:10px;max-width:580px;font-size:15.5px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ===== 页脚 ===== */
.site-footer{background:var(--ink);color:#C9DAD2;padding:64px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.55fr 1fr 1fr 1.25fr;gap:36px;}
.footer-brand .brand{color:#FFFFFF;margin-bottom:16px;}
.footer-brand .brand-name{color:#FFFFFF;}
.footer-brand .brand-sub{color:#8FA79E;}
.footer-brand p{font-size:14px;line-height:1.85;color:#A7BDB4;}
.footer-col h4{color:#FFFFFF;font-size:15px;margin-bottom:14px;}
.footer-col ul li{margin-bottom:10px;}
.footer-col a{color:#B7CBC2;font-size:14px;}
.footer-col a:hover{color:var(--lime);text-decoration:underline;text-underline-offset:4px;}
.footer-col p{font-size:14px;color:#A7BDB4;line-height:1.8;margin-bottom:10px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid rgba(255,255,255,.12);margin-top:44px;padding-top:20px;
  font-size:13px;color:#8FA79E;
}
.fb-links{display:flex;gap:18px;flex-wrap:wrap;align-items:center;}
.fb-links a{color:#8FA79E;}
.fb-links a:hover{color:var(--lime);}

/* ===== 响应式 ===== */
@media (max-width:1200px){
  .nav-search input{width:120px;}
  .hot-links{gap:10px;}
}
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .hero-figure{max-width:640px;}
  .topic-grid{grid-template-columns:repeat(2,1fr);}
  .quick-grid{grid-template-columns:repeat(2,1fr);}
  .faq-layout{grid-template-columns:1fr;}
  .faq-aside{position:static;}
  .aside-list{display:grid;grid-template-columns:repeat(2,1fr);gap:4px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:992px){
  .nav-toggle{display:flex;}
  .channelbar{display:none;}
  .channelbar.open{display:block;}
  .channel-inner{flex-direction:column;align-items:stretch;gap:0;padding:12px 0 18px;}
  .nav-list{flex-direction:column;align-items:stretch;gap:2px;}
  .nav-list a{padding:14px 12px;font-size:16px;border-radius:10px;}
  .nav-list a.active{background:var(--mint);}
  .nav-list a.active::after{display:none;}
  .hot-links{flex-wrap:wrap;gap:12px;padding:14px 12px 0;margin-top:10px;border-top:1px solid var(--line);white-space:normal;}
  .nav-search{display:none;}
  .search-panel{margin-top:-24px;}
}
@media (max-width:768px){
  .container{width:min(100% - 32px, var(--max));}
  .section{padding:52px 0;}
  .page-hero{padding:24px 0 52px;}
  .hero-facts{grid-template-columns:1fr;}
  .hero-actions .btn{flex:1 1 auto;}
  .search-panel{padding:20px 18px 18px;}
  .search-input-row{flex-wrap:wrap;padding:10px 12px;}
  .search-input-row > i{display:none;}
  .search-input-row input{width:100%;flex:1 1 100%;}
  .search-input-row .btn{width:100%;}
  .topic-grid,.quick-grid{grid-template-columns:1fr;}
  .faq-group h2{font-size:20px;}
  .faq-q{font-size:16px;}
  .aside-list{grid-template-columns:1fr;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:480px){
  .brand-name{font-size:16px;}
  .brand-mark{width:34px;height:34px;}
  .page-hero h1{font-size:28px;}
  .hero-sub{font-size:15.5px;}
  .section-head h2{font-size:22px;}
  .btn{padding:11px 18px;font-size:14.5px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}