/* roulang page: index */
:root{
  --bg:#0B0C0E;
  --bg-1:#14161A;
  --bg-2:#1C1F24;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --brand:#C6F53C;
  --brand-ink:#0B0C0E;
  --accent:#FF6B2C;
  --text:#F5F7F4;
  --text-2:#A7AEB6;
  --text-3:#6E757D;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-card:0 1px 0 rgba(255,255,255,.04);
  --shadow-hover:0 18px 40px -20px rgba(0,0,0,.8);
  --gap:24px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Noto Sans SC','HarmonyOS Sans','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

.wrap{width:100%;max-width:1280px;margin:0 auto;padding-left:16px;padding-right:16px}
@media(min-width:768px){.wrap{padding-left:24px;padding-right:24px}}
@media(min-width:1024px){.wrap{padding-left:32px;padding-right:32px}}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,12,14,.96);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:20px;height:56px}
@media(min-width:1024px){.nav-inner{height:64px;gap:28px}}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:9px;background:var(--brand);color:var(--brand-ink);
  display:grid;place-items:center;font-weight:900;font-size:14px;letter-spacing:-.04em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-size:16px;font-weight:800;letter-spacing:-.01em}
.brand-sub{font-size:11px;color:var(--text-3);letter-spacing:.08em}
.nav-links{display:none;align-items:center;gap:4px}
@media(min-width:1024px){.nav-links{display:flex}}
.nav-link{
  position:relative;padding:8px 12px;font-size:14.5px;color:var(--text-2);
  border-radius:8px;transition:color .16s ease-out,background-color .16s ease-out;
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05)}
.nav-link.active{color:var(--text)}
.nav-link.active::after{
  content:"";position:absolute;left:12px;right:12px;bottom:-2px;height:2px;
  background:var(--brand);border-radius:2px;
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-search{
  display:none;align-items:center;gap:8px;width:300px;
  border:1px solid var(--line);border-radius:999px;padding:7px 14px;background:#101215;
  transition:border-color .16s ease-out,box-shadow .16s ease-out;
}
@media(min-width:1180px){.nav-search{display:flex}}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(198,245,60,.16)}
.nav-search i{color:var(--text-3);font-size:13px}
.nav-search input{
  flex:1;background:transparent;border:0;outline:none;color:var(--text);font-size:13.5px;min-height:24px;
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-ghost-btn{
  display:none;font-size:14px;color:var(--text-2);padding:8px 6px;transition:color .16s ease-out;
}
@media(min-width:768px){.nav-ghost-btn{display:inline-flex}}
.nav-ghost-btn:hover{color:var(--brand)}
.hamburger{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;
  background:transparent;border:1px solid var(--line);border-radius:var(--r-btn);color:var(--text);
}
@media(min-width:1024px){.hamburger{display:none}}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:var(--bg-1);
}
.mobile-drawer.open{display:block}
.mobile-drawer .wrap{padding-top:12px;padding-bottom:18px}
.mobile-link{display:block;padding:12px 4px;border-bottom:1px solid var(--line);color:var(--text-2);font-size:15px}
.mobile-link:hover,.mobile-link.active{color:var(--brand)}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:12px 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:700;border:1px solid transparent;white-space:nowrap;
  transition:transform .16s ease-out,background-color .16s ease-out,border-color .16s ease-out,color .16s ease-out,filter .16s ease-out;
}
.btn-primary{background:var(--brand);color:var(--brand-ink)}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0);filter:brightness(.94)}
.btn-ghost{background:transparent;border-color:var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}
.btn-ghost:active{transform:translateY(0)}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;color:var(--brand);
  font-size:14.5px;font-weight:600;padding:8px 2px;
}
.btn-text i{transition:transform .16s ease-out}
.btn-text:hover i{transform:translateX(4px)}
.btn-sm{min-height:40px;padding:9px 18px;font-size:14px}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:62vh;display:flex;align-items:flex-end;
  background-color:#0B0C0E;
  background-image:
    linear-gradient(90deg,rgba(11,12,14,.94) 0%,rgba(11,12,14,.88) 38%,rgba(11,12,14,.15) 78%,rgba(11,12,14,0) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
@media(min-width:768px){.hero{min-height:66vh}}
@media(min-width:1024px){.hero{min-height:78vh}}
.hero-body{padding:56px 0 48px;max-width:680px}
@media(min-width:1024px){.hero-body{padding:88px 0 64px;max-width:700px}}
.hero-kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;color:var(--brand);
  border:1px solid rgba(198,245,60,.35);border-radius:999px;padding:5px 14px;margin-bottom:18px;
  background:rgba(11,12,14,.6);
}
.hero h1{
  font-size:clamp(28px,4.2vw,46px);font-weight:800;letter-spacing:-.01em;line-height:1.18;
}
.hero-sub{margin-top:16px;font-size:16.5px;color:var(--text-2);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-actions .btn{flex:1 1 100%}
@media(min-width:520px){.hero-actions .btn{flex:0 0 auto}}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;
  margin-top:36px;padding-top:24px;border-top:1px solid var(--line);
}
.hero-stat-num{font-size:22px;font-weight:800;color:var(--brand);font-variant-numeric:tabular-nums;line-height:1.2}
.hero-stat-label{font-size:13px;color:var(--text-3)}
.hero-chip{
  position:absolute;right:24px;bottom:24px;display:none;
  border:1px solid var(--line);border-radius:var(--r-card);padding:10px 16px;
  background:rgba(11,12,14,.72);font-size:13px;color:var(--text-2);
}
@media(min-width:1024px){.hero-chip{display:block}}
.hero-chip b{color:var(--brand);font-weight:700}

/* ---------- 通用板块 ---------- */
.section{padding:48px 0}
@media(min-width:1024px){.section{padding:84px 0}}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px}
.sec-title{
  display:flex;align-items:center;gap:12px;font-size:clamp(21px,2.4vw,30px);
  font-weight:700;line-height:1.3;letter-spacing:-.01em;
}
.sec-title::before{content:"";width:3px;height:18px;background:var(--brand);border-radius:2px;flex:0 0 auto}
.sec-desc{margin-top:10px;font-size:14.5px;color:var(--text-2);max-width:760px}

/* ---------- 卡片 ---------- */
.card{
  display:block;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-card);
  box-shadow:var(--shadow-card);overflow:hidden;
  transition:transform .32s ease-out,border-color .3s ease-out,box-shadow .3s ease-out;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.card-img{
  position:relative;aspect-ratio:16/10;overflow:hidden;
  background-color:#14161A;
  background-image:repeating-linear-gradient(135deg,rgba(198,245,60,.08) 0 8px,transparent 8px 16px);
}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease-out}
.card:hover .card-img img{transform:scale(1.04)}
.card-img::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:40%;
  background:linear-gradient(180deg,rgba(11,12,14,0) 0%,rgba(11,12,14,.85) 100%);
  pointer-events:none;
}
.card-badge{
  position:absolute;left:12px;top:12px;z-index:2;
  font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;
  background:rgba(11,12,14,.7);color:var(--brand);border:1px solid rgba(198,245,60,.3);
}
.card-index{
  position:absolute;right:12px;bottom:10px;z-index:2;
  font-size:13px;font-weight:700;color:var(--text);font-variant-numeric:tabular-nums;
  background:rgba(11,12,14,.7);border-radius:8px;padding:2px 8px;
}
.card-body{padding:16px}
.card-title{
  font-size:17.5px;font-weight:600;line-height:1.45;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card:hover .card-title{color:#fff}
.card-text{
  margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-meta{
  margin-top:14px;display:flex;align-items:center;gap:10px;
  font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;
}
.card-meta .dot{width:3px;height:3px;border-radius:50%;background:var(--text-3)}

/* ---------- 横滑轨道 ---------- */
.rail{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding-bottom:10px;scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none}
.rail > *{flex:0 0 220px;scroll-snap-align:start}
@media(min-width:768px){.rail > *{flex:0 0 264px;gap:20px}}

/* ---------- 主推区 ---------- */
.feature-lead{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);min-height:320px;display:flex;align-items:flex-end}
.feature-lead img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.feature-lead::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,12,14,.15) 0%,rgba(11,12,14,.92) 100%)}
.feature-lead-body{position:relative;z-index:2;padding:26px}
.feature-lead h3{font-size:22px;font-weight:800;line-height:1.35;margin-top:12px}
.feature-lead p{margin-top:10px;font-size:14.5px;color:var(--text-2);max-width:520px}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;
  padding:4px 12px;border-radius:999px;background:var(--brand);color:var(--brand-ink);
}
.tag-orange{background:transparent;color:var(--accent);border:1px solid rgba(255,107,44,.45)}
.mini-card{
  display:block;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--r-card);
  padding:18px;transition:transform .3s ease-out,border-color .3s ease-out,box-shadow .3s ease-out;height:100%;
}
.mini-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.mini-icon{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  background:rgba(198,245,60,.1);color:var(--brand);font-size:16px;margin-bottom:14px;
}
.mini-card h3{font-size:17px;font-weight:600;line-height:1.45}
.mini-card p{margin-top:8px;font-size:14px;color:var(--text-2);line-height:1.7}

/* ---------- 左图右列表 ---------- */
.split-list{display:grid;gap:20px}
.step-row{
  display:flex;gap:16px;padding:16px;border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--bg-2);transition:border-color .3s ease-out,transform .3s ease-out;align-items:flex-start;
}
.step-row:hover{border-color:var(--line-strong);transform:translateY(-2px)}
.step-num{
  font-size:26px;font-weight:800;color:var(--brand);line-height:1;
  font-variant-numeric:tabular-nums;flex:0 0 auto;letter-spacing:-.02em;
}
.step-row h3{font-size:17px;font-weight:600;line-height:1.45}
.step-row p{margin-top:6px;font-size:14px;color:var(--text-2);line-height:1.7}

/* ---------- 紧凑编号列表 ---------- */
.compact-item{
  display:flex;align-items:center;gap:16px;min-height:64px;padding:0 16px;
  border:1px solid var(--line);border-left:3px solid transparent;border-radius:var(--r-card);
  background:var(--bg-2);transition:background-color .2s ease-out,border-color .2s ease-out;margin-bottom:12px;
}
.compact-item:hover{background:#22262C;border-left-color:var(--brand)}
.compact-no{font-size:13px;color:var(--brand);font-weight:700;font-variant-numeric:tabular-nums;flex:0 0 32px}
.compact-title{font-size:15.5px;font-weight:600;flex:1 1 auto}
.compact-hint{display:none;font-size:13.5px;color:var(--text-3)}
@media(min-width:768px){.compact-hint{display:block}}
.compact-item i{color:var(--text-3);font-size:13px}

/* ---------- 资讯列表（CMS） ---------- */
.news-card{
  display:flex;flex-direction:column;height:100%;padding:20px;border:1px solid var(--line);
  border-radius:var(--r-card);background:var(--bg-2);box-shadow:var(--shadow-card);
  transition:transform .3s ease-out,border-color .3s ease-out,box-shadow .3s ease-out;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover)}
.news-top{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--text-3)}
.news-cat{padding:2px 10px;border-radius:999px;border:1px solid rgba(198,245,60,.3);color:var(--brand);font-weight:600}
.news-card h3{
  margin-top:12px;font-size:17.5px;font-weight:600;line-height:1.45;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-card:hover h3{color:#fff}
.news-card p{
  margin-top:10px;font-size:14px;color:var(--text-2);line-height:1.75;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  margin-top:auto;padding-top:16px;display:flex;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--text-3);border-top:1px solid var(--line);
}
.news-more{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-weight:600}
.news-more i{transition:transform .16s ease-out}
.news-card:hover .news-more i{transform:translateX(4px)}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 16px;border:1px dashed var(--line);border-radius:var(--r-card);background:var(--bg-2);
  color:var(--text-3);text-align:center;
}
.empty-state i{font-size:26px;color:var(--text-3)}

/* ---------- FAQ ---------- */
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-card);background:var(--bg-2);
  margin-bottom:12px;overflow:hidden;
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;background:transparent;border:0;color:var(--text);
  font-size:17px;font-weight:600;text-align:left;line-height:1.5;
}
.faq-q:hover{color:var(--brand)}
.faq-sign{color:var(--brand);font-size:20px;line-height:1;flex:0 0 auto}
.faq-a{
  display:none;margin:0 20px 18px 20px;padding-left:16px;border-left:2px solid var(--brand);
  color:var(--text-2);font-size:15px;line-height:1.8;
}
.faq-item.open .faq-a{display:block}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;background:var(--bg-1);border:1px solid var(--line);
  border-radius:20px;padding:32px 24px;
  display:flex;flex-direction:column;gap:24px;
}
@media(min-width:1024px){.cta-card{padding:44px 48px;flex-direction:row;align-items:center;justify-content:space-between}}
.cta-card::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:repeating-linear-gradient(115deg,rgba(198,245,60,.055) 0 2px,transparent 2px 26px);
}
.cta-body{position:relative;z-index:2;max-width:640px}
.cta-body h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.3}
.cta-body p{margin-top:12px;color:var(--text-2);font-size:15px}
.cta-actions{position:relative;z-index:2;display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg-1);padding:56px 0 32px;margin-top:16px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-title{font-size:14px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--text-3);margin-bottom:16px}
.footer-text{font-size:14px;color:var(--text-2);line-height:1.8;max-width:340px}
.footer-link{display:block;padding:6px 0;font-size:14px;color:var(--text-2);transition:color .16s ease-out}
.footer-link:hover{color:var(--brand)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-direction:column;gap:10px;font-size:13px;color:var(--text-3);
}
@media(min-width:768px){.footer-bottom{flex-direction:row;align-items:center;justify-content:space-between}}
.footer-bottom a{color:var(--text-2)}
.footer-bottom a:hover{color:var(--brand)}

@media (prefers-reduced-motion: reduce){
  *{transition:none!important;animation:none!important}
  .card:hover,.mini-card:hover,.news-card:hover,.btn:hover{transform:none!important}
  .card:hover .card-img img{transform:none!important}
}

/* roulang page: article */
:root{
  --bg:#0B0C0E;
  --bg-1:#14161A;
  --bg-2:#1C1F24;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --brand:#C6F53C;
  --brand-ink:#0B0C0E;
  --accent:#FF6B2C;
  --text:#F5F7F4;
  --text-2:#A7AEB6;
  --text-3:#6E757D;
  --radius-card:14px;
  --radius-btn:10px;
  --radius-img:12px;
  --shadow-card:0 18px 40px -20px rgba(0,0,0,.8);
  --ease:160ms ease-out;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Noto Sans SC','HarmonyOS Sans','PingFang SC','Microsoft YaHei',system-ui,sans-serif;font-size:16px;line-height:1.8;-webkit-font-smoothing:antialiased;}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;transition:color var(--ease),border-color var(--ease),background-color var(--ease);}
button,input{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4,p,ul,ol,figure,blockquote{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(198,245,60,.28);}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--bg-1);}
::-webkit-scrollbar-thumb{background:#2A2E35;border-radius:999px;}
::-webkit-scrollbar-thumb:hover{background:#3A3F47;}

.wrap{max-width:1280px;margin:0 auto;padding:0 32px;}
.brand-mark{width:34px;height:34px;border-radius:9px;background:var(--brand);color:var(--brand-ink);display:inline-flex;align-items:center;justify-content:center;font-weight:800;font-size:14px;letter-spacing:-.02em;flex:none;}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:15px;font-weight:700;color:var(--text);letter-spacing:-.01em;}
.brand-sub{font-size:12px;color:var(--text-3);letter-spacing:.06em;}

/* 导航 */
.site-header{position:sticky;top:0;z-index:60;background:rgba(11,12,14,.96);border-bottom:1px solid var(--line);}
.header-inner{display:flex;align-items:center;gap:28px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:none;}
.brand:hover .brand-name{color:var(--brand);}
.nav-links{display:flex;align-items:center;gap:26px;}
.nav-link{position:relative;font-size:15px;color:var(--text-2);padding:6px 0;transition:color var(--ease);}
.nav-link:hover{color:var(--text);}
.nav-link.active{color:var(--text);}
.nav-link.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--brand);border-radius:2px;}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.search-box{display:flex;align-items:center;gap:8px;width:min(280px,24vw);padding:9px 14px;border:1px solid var(--line);border-radius:999px;color:var(--text-3);transition:border-color var(--ease),box-shadow var(--ease);}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(198,245,60,.16);}
.search-box svg{flex:none;}
.search-box input{width:100%;background:transparent;border:0;outline:none;color:var(--text);font-size:14px;}
.search-box input::placeholder{color:var(--text-3);}

.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--brand);color:var(--brand-ink);font-weight:700;font-size:14px;padding:11px 22px;border-radius:var(--radius-btn);border:0;cursor:pointer;transition:transform var(--ease),filter var(--ease),box-shadow var(--ease);}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 12px 26px -14px rgba(198,245,60,.55);}
.btn-primary:active{transform:translateY(0);filter:brightness(.94);}
.btn-outline{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:transparent;border:1px solid var(--line);color:var(--text);font-size:14px;font-weight:500;padding:11px 22px;border-radius:var(--radius-btn);cursor:pointer;transition:border-color var(--ease),color var(--ease),transform var(--ease);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0);}
.btn-ghost{display:inline-flex;align-items:center;font-size:14px;color:var(--text-2);padding:10px 10px;border-radius:var(--radius-btn);}
.btn-ghost:hover{color:var(--text);background:rgba(255,255,255,.04);}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--brand);font-size:14px;font-weight:600;}
.link-arrow svg{transition:transform var(--ease);}
.link-arrow:hover svg{transform:translateX(4px);}

/* 移动端菜单 */
.menu-toggle{display:none;align-items:center;justify-content:center;width:44px;height:44px;border:1px solid var(--line);border-radius:var(--radius-btn);background:transparent;color:var(--text);cursor:pointer;transition:border-color var(--ease);}
.menu-toggle:hover{border-color:var(--brand);color:var(--brand);}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--bg);}
.mobile-drawer.open{display:block;}
.drawer-link{display:block;padding:15px 0;font-size:15px;color:var(--text-2);border-bottom:1px solid var(--line);}
.drawer-link:hover{color:var(--text);}
.drawer-cta{margin:18px 0 22px;width:100%;}

/* 文章主体 */
.article-shell{padding:26px 0 0;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);padding-bottom:22px;}
.breadcrumb a{color:var(--text-3);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb .sep{color:#3A3F47;}
.breadcrumb .current{color:var(--text-2);}
.article-head{padding:6px 0 26px;border-bottom:1px solid var(--line);max-width:820px;}
.article-title{font-size:clamp(28px,4.2vw,44px);font-weight:800;line-height:1.18;letter-spacing:-.01em;color:var(--text);}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:18px;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.badge{display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;background:rgba(198,245,60,.12);color:var(--brand);font-size:13px;font-weight:600;}
.badge-flame{background:rgba(255,107,44,.14);color:var(--accent);}
.meta-dot{width:4px;height:4px;border-radius:999px;background:#3A3F47;}
.article-body{max-width:780px;padding:38px 0 0;font-size:16.5px;line-height:1.9;color:var(--text-2);}
.article-body p{margin:0 0 1.4em;}
.article-body h2{position:relative;margin:40px 0 16px;padding-left:13px;font-size:clamp(21px,2.4vw,26px);font-weight:700;line-height:1.35;color:var(--text);}
.article-body h2::before{content:"";position:absolute;left:0;top:.28em;width:3px;height:18px;background:var(--brand);border-radius:2px;}
.article-body h3{margin:28px 0 12px;font-size:19px;font-weight:600;line-height:1.45;color:var(--text);}
.article-body strong{color:var(--text);font-weight:600;}
.article-body a{color:var(--brand);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{filter:brightness(1.1);}
.article-body ul{margin:0 0 1.4em;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:10px;}
.article-body ul li::before{content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:2px;background:var(--brand);}
.article-body ol{margin:0 0 1.4em;padding-left:22px;list-style:decimal;}
.article-body ol li{margin-bottom:10px;padding-left:4px;}
.article-body ol li::marker{color:var(--brand);font-weight:700;}
.article-body blockquote{margin:26px 0;padding:16px 22px;background:var(--bg-1);border-left:2px solid var(--brand);border-radius:0 12px 12px 0;color:var(--text-2);font-style:normal;}
.article-body img{width:100%;border-radius:var(--radius-img);margin:26px 0 10px;}
.article-body figure{margin:26px 0;}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px;}
.article-body table{width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;color:var(--text-2);}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;}
.article-body th{color:var(--text);font-weight:600;border-bottom-color:var(--line-strong);}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.03);}
.article-body code{background:var(--bg-2);color:var(--brand);padding:2px 7px;border-radius:6px;font-size:14px;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:36px 0;}

.empty-state{display:flex;flex-direction:column;align-items:center;gap:12px;padding:56px 24px;background:var(--bg-1);border:1px solid var(--line);border-radius:var(--radius-card);text-align:center;}
.empty-state svg{color:var(--text-3);}
.empty-title{font-size:18px;font-weight:600;color:var(--text);}
.empty-text{font-size:14px;color:var(--text-3);max-width:420px;}
.empty-state .btn-primary{margin-top:6px;}

.article-foot{display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;margin-top:56px;padding-top:26px;border-top:1px solid var(--line);}

/* 板块 */
.section{padding:80px 0;}
.section-tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;}
.section-title{position:relative;padding-left:13px;font-size:clamp(22px,2.6vw,30px);font-weight:700;line-height:1.3;color:var(--text);}
.section-title::before{content:"";position:absolute;left:0;top:.24em;width:3px;height:18px;background:var(--brand);border-radius:2px;}
.section-desc{margin-top:12px;font-size:15px;color:var(--text-2);max-width:640px;}

.card{display:flex;flex-direction:column;background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius-card);padding:16px;box-shadow:inset 0 1px 0 rgba(255,255,255,.04);transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-card);}
.card-img{position:relative;aspect-ratio:16/10;border-radius:var(--radius-img);overflow:hidden;background-color:var(--bg-1);background-image:repeating-linear-gradient(45deg,rgba(198,245,60,.08) 0 8px,transparent 8px 16px);}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease-out;}
.card:hover .card-img img{transform:scale(1.04);}
.card-tag{position:absolute;left:10px;top:10px;padding:4px 10px;border-radius:999px;background:rgba(11,12,14,.72);color:var(--brand);font-size:12px;font-weight:600;}
.card-title{margin-top:14px;font-size:17px;font-weight:600;line-height:1.45;color:var(--text);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card:hover .card-title{color:#fff;}
.card-text{margin-top:8px;font-size:14px;line-height:1.7;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{margin-top:14px;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);display:flex;align-items:center;justify-content:space-between;font-variant-numeric:tabular-nums;}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}

/* CTA */
.cta-band{padding:24px 0 96px;}
.cta-card{position:relative;overflow:hidden;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;background:var(--bg-1);border:1px solid var(--line);border-radius:20px;padding:40px;}
.cta-card::after{content:"";position:absolute;right:-40px;top:-60px;width:280px;height:280px;background:repeating-linear-gradient(115deg,rgba(198,245,60,.07) 0 6px,transparent 6px 18px);transform:rotate(8deg);pointer-events:none;}
.cta-title{font-size:clamp(20px,2.4vw,26px);font-weight:700;color:var(--text);line-height:1.35;}
.cta-text{margin-top:12px;font-size:15px;color:var(--text-2);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}

/* 页脚 */
.site-footer{border-top:1px solid var(--line);padding:56px 0 32px;background:var(--bg);}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:18px;}
.footer-text{font-size:14px;line-height:1.8;color:var(--text-3);max-width:360px;}
.footer-title{font-size:14px;font-weight:600;letter-spacing:.08em;color:var(--text);margin-bottom:16px;}
.footer-link{display:block;font-size:14px;color:var(--text-3);padding:6px 0;transition:color var(--ease),transform var(--ease);}
.footer-link:hover{color:var(--brand);transform:translateX(3px);}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;margin-top:44px;padding-top:22px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);}

@media (max-width:1023px){
  .wrap{padding:0 24px;}
  .nav-links{display:none;}
  .search-box{display:none;}
  .menu-toggle{display:inline-flex;}
  .section{padding:64px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .related-grid{grid-template-columns:repeat(2,1fr);gap:20px;}
}
@media (max-width:767px){
  .wrap{padding:0 16px;}
  .header-inner{height:56px;gap:12px;}
  .btn-ghost{display:none;}
  .brand-sub{display:none;}
  .article-body{font-size:16px;line-height:1.85;}
  .section{padding:48px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .related-grid{grid-template-columns:1fr;}
  .cta-card{padding:28px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-primary,.cta-actions .btn-outline{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .article-foot{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  .card:hover,.btn-primary:hover,.btn-outline:hover{transform:none;}
  .card:hover .card-img img{transform:none;}
}

/* roulang page: category1 */
:root{
  --bg:#0B0C0E;
  --bg-1:#14161A;
  --bg-2:#1C1F24;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --brand:#C6F53C;
  --brand-ink:#0B0C0E;
  --accent:#FF6B2C;
  --text:#F5F7F4;
  --text-2:#A7AEB6;
  --text-3:#6E757D;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --r-badge:999px;
  --shadow-hover:0 18px 40px -20px rgba(0,0,0,.8);
  --t:160ms ease-out;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Noto Sans SC','HarmonyOS Sans','PingFang SC','Microsoft YaHei',system-ui,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
button{background:none;border:0;cursor:pointer;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}
:root{scrollbar-color:rgba(255,255,255,.18) transparent;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--bg);}
::-webkit-scrollbar-thumb{background:rgba(255,255,255,.16);border-radius:999px;}
::-webkit-scrollbar-thumb:hover{background:rgba(255,255,255,.26);}

.wrap{max-width:1280px;margin:0 auto;padding:0 32px;}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(11,12,14,.96);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:22px;height:64px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:32px;height:32px;border-radius:9px;background:var(--brand);
  color:var(--brand-ink);font-weight:800;font-size:14px;
  display:flex;align-items:center;justify-content:center;letter-spacing:-.02em;
}
.brand-text{display:flex;flex-direction:column;line-height:1.1;}
.brand-name{font-size:16px;font-weight:800;letter-spacing:-.01em;}
.brand-sub{font-size:11px;color:var(--text-3);letter-spacing:.08em;}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  position:relative;padding:8px 12px;border-radius:8px;
  font-size:15px;color:var(--text-2);transition:color var(--t),background var(--t);
}
.nav-link:hover{color:var(--text);background:rgba(255,255,255,.05);}
.nav-link.active{color:var(--text);}
.nav-link.active::after{
  content:'';position:absolute;left:12px;right:12px;bottom:-1px;height:2px;background:var(--brand);border-radius:2px;
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.search-box{
  display:flex;align-items:center;gap:8px;
  width:230px;height:38px;padding:0 12px;
  border:1px solid var(--line);border-radius:999px;background:var(--bg-1);
  transition:border-color var(--t),box-shadow var(--t);
}
.search-box:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(198,245,60,.18);}
.search-box input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;font-size:13px;color:var(--text);
}
.search-box input::placeholder{color:var(--text-3);}
.search-box svg{width:15px;height:15px;stroke:var(--text-3);}
.search-box:focus-within svg{stroke:var(--brand);}
.nav-text-btn{font-size:14px;color:var(--text-2);padding:8px 6px;transition:color var(--t);}
.nav-text-btn:hover{color:var(--brand);}
.nav-toggle{
  display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;
  align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--text);margin:2px 0;border-radius:2px;}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:var(--bg-1);padding:12px 0 18px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer .wrap{display:flex;flex-direction:column;gap:6px;}
.mobile-drawer a{padding:12px 4px;font-size:15px;color:var(--text-2);border-bottom:1px solid var(--line);}
.mobile-drawer a.active{color:var(--brand);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:var(--r-btn);font-size:15px;font-weight:700;
  transition:transform var(--t),filter var(--t),border-color var(--t),color var(--t);
  border:1px solid transparent;min-height:44px;
}
.btn-sm{padding:8px 16px;font-size:14px;min-height:38px;}
.btn-primary{background:var(--brand);color:var(--brand-ink);}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);}
.btn-primary:active{transform:translateY(0);filter:brightness(.94);}
.btn-outline{background:transparent;border-color:var(--line-strong);color:var(--text);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0);}
.btn-ghost{color:var(--brand);font-weight:700;padding:8px 0;display:inline-flex;align-items:center;gap:6px;}
.btn-ghost span{transition:transform var(--t);}
.btn-ghost:hover span{transform:translateX(4px);}

/* ---------- 标签 / 徽章 ---------- */
.badge{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:var(--r-badge);
  background:rgba(11,12,14,.7);color:var(--brand);font-size:12px;font-weight:600;letter-spacing:.02em;
  border:1px solid rgba(198,245,60,.24);
}
.badge-plain{
  display:inline-flex;align-items:center;height:22px;padding:0 10px;border-radius:var(--r-badge);
  background:var(--bg-2);color:var(--text-2);font-size:12px;border:1px solid var(--line);
}
.badge-hot{background:rgba(255,107,44,.14);color:var(--accent);border-color:rgba(255,107,44,.3);}

/* ---------- 首屏 ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.page-hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;}
.page-hero::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,12,14,.95) 0%,rgba(11,12,14,.84) 46%,rgba(11,12,14,.42) 100%);
}
.page-hero-inner{
  position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1fr) 260px;
  gap:40px;align-items:end;padding:64px 0 56px;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;}
.crumb a:hover{color:var(--brand);}
.crumb em{font-style:normal;color:var(--text-2);}
h1.page-title{
  font-size:clamp(28px,4.2vw,46px);font-weight:800;line-height:1.18;letter-spacing:-.01em;max-width:20ch;
}
.page-lead{margin-top:16px;max-width:60ch;color:var(--text-2);font-size:16px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-chip{
  border:1px solid var(--line-strong);border-radius:var(--r-card);background:rgba(20,22,26,.75);
  padding:16px 18px;
}
.hero-chip .k{font-size:12px;color:var(--text-3);letter-spacing:.06em;}
.hero-chip .v{font-size:18px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;}
.hero-chip .s{font-size:13px;color:var(--text-2);margin-top:6px;}

/* ---------- 板块 ---------- */
.section{padding:72px 0;}
.section-sm{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px;}
.section-head h2{
  font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3;padding-left:14px;position:relative;
}
.section-head h2::before{
  content:'';position:absolute;left:0;top:.35em;width:3px;height:18px;border-radius:2px;background:var(--brand);
}
.section-head p{color:var(--text-3);font-size:14px;margin-top:8px;padding-left:14px;}
.hairline{height:1px;background:var(--line);}

/* ---------- 媒体占位 ---------- */
.media{
  background-color:#111316;
  background-image:repeating-linear-gradient(135deg,rgba(198,245,60,.08) 0 6px,transparent 6px 12px);
  overflow:hidden;
}
.media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms ease-out;}

/* ---------- 要点卡 ---------- */
.point-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.point-card{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-card);padding:22px;
  transition:transform var(--t),border-color var(--t);
}
.point-card:hover{transform:translateY(-4px);border-color:var(--line-strong);}
.point-card .idx{font-size:13px;color:var(--brand);font-weight:700;letter-spacing:.08em;font-variant-numeric:tabular-nums;}
.point-card h3{font-size:18px;font-weight:600;margin-top:10px;}
.point-card p{color:var(--text-2);font-size:15px;margin-top:8px;}

/* ---------- 分类布局 ---------- */
.cat-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:32px;align-items:start;}
.side-nav{position:sticky;top:88px;border:1px solid var(--line);border-radius:var(--r-card);background:var(--bg-1);padding:14px;}
.side-title{font-size:12px;color:var(--text-3);letter-spacing:.08em;padding:6px 10px 10px;}
.side-nav a{
  display:block;padding:10px 12px;border-radius:10px;font-size:14px;color:var(--text-2);
  border-left:2px solid transparent;transition:background var(--t),color var(--t),border-color var(--t);
}
.side-nav a:hover{background:var(--bg-2);color:var(--text);}
.side-nav a.active{color:var(--text);background:var(--bg-2);border-left-color:var(--brand);}
.side-note{margin-top:12px;padding:12px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);}

.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;}
.chip{
  padding:8px 16px;border-radius:var(--r-badge);border:1px solid var(--line);
  background:var(--bg-1);color:var(--text-2);font-size:14px;min-height:38px;
  transition:background var(--t),color var(--t),border-color var(--t);
}
.chip:hover{color:var(--text);border-color:var(--line-strong);}
.chip.active{background:var(--brand);border-color:var(--brand);color:var(--brand-ink);font-weight:700;}

.row-list{display:flex;flex-direction:column;gap:12px;}
.row-item{
  display:grid;grid-template-columns:96px minmax(0,1fr) auto;gap:16px;align-items:center;
  min-height:88px;padding:12px 16px;background:var(--bg-1);
  border:1px solid var(--line);border-radius:var(--r-card);
  transition:transform var(--t),border-color var(--t),background var(--t);
}
.row-item:hover{transform:translateY(-4px);border-color:var(--line-strong);background:var(--bg-2);}
.row-thumb{width:96px;height:64px;border-radius:10px;}
.row-item:hover .row-thumb img{transform:scale(1.04);}
.row-main{display:flex;flex-direction:column;gap:6px;min-width:0;}
.row-title{font-size:16px;font-weight:600;line-height:1.45;}
.row-desc{font-size:14px;color:var(--text-2);overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;}
.row-side{display:flex;align-items:center;gap:12px;color:var(--text-3);font-size:13px;white-space:nowrap;font-variant-numeric:tabular-nums;}
.row-arrow{color:var(--brand);transition:transform var(--t);}
.row-item:hover .row-arrow{transform:translateX(4px);}
.row-item[hidden]{display:none;}
.empty-state{
  border:1px dashed var(--line-strong);border-radius:var(--r-card);background:var(--bg-1);
  padding:56px 24px;text-align:center;color:var(--text-3);font-size:15px;
}
.empty-state .btn{margin-top:16px;}

/* ---------- 卡片流 ---------- */
.card-grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.topic-card{
  background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;transition:transform var(--t),border-color var(--t);
}
.topic-card:hover{transform:translateY(-4px);border-color:var(--line-strong);}
.topic-cover{position:relative;aspect-ratio:16/10;}
.topic-cover .badge{position:absolute;left:12px;top:12px;}
.topic-cover::after{
  content:'';position:absolute;inset:auto 0 0 0;height:40%;
  background:linear-gradient(180deg,rgba(11,12,14,0) 0%,rgba(11,12,14,.86) 100%);
}
.topic-body{padding:16px;}
.topic-body h3{font-size:18px;font-weight:600;line-height:1.45;}
.topic-body p{color:var(--text-2);font-size:14px;margin-top:8px;}
.topic-meta{display:flex;align-items:center;gap:10px;margin-top:14px;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}

/* ---------- 步骤 ---------- */
.step-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step{padding-top:18px;border-top:1px solid var(--line);}
.step-no{font-size:32px;font-weight:800;color:var(--brand);line-height:1;font-variant-numeric:tabular-nums;letter-spacing:-.02em;}
.step h3{font-size:17px;font-weight:600;margin-top:12px;}
.step p{font-size:14px;color:var(--text-2);margin-top:8px;}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
}
.stat-cell{background:var(--bg-1);padding:26px 22px;}
.stat-cell .num{font-size:30px;font-weight:800;color:var(--brand);line-height:1.1;font-variant-numeric:tabular-nums;}
.stat-cell .lab{font-size:13px;color:var(--text-3);margin-top:8px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{background:var(--bg-1);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;transition:border-color var(--t);}
.faq-item:hover{border-color:var(--line-strong);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;font-size:17px;font-weight:600;color:var(--text);
}
.faq-icon{color:var(--brand);font-size:20px;line-height:1;font-weight:700;}
.faq-icon::before{content:'+';}
.faq-item.open .faq-icon::before{content:'−';}
.faq-a{max-height:0;overflow:hidden;transition:max-height 260ms ease-out;}
.faq-item.open .faq-a{max-height:320px;}
.faq-a-inner{
  margin:0 20px 18px;padding-left:14px;border-left:2px solid var(--brand);
  color:var(--text-2);font-size:15px;line-height:1.8;
}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;border:1px solid var(--line);border-radius:20px;
  background:var(--bg-1);padding:40px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;
}
.cta-card::after{
  content:'';position:absolute;right:-60px;top:-40px;width:280px;height:220px;
  background:repeating-linear-gradient(115deg,rgba(198,245,60,.14) 0 2px,transparent 2px 14px);
  transform:skewX(-12deg);pointer-events:none;
}
.cta-card h2{font-size:clamp(20px,2.2vw,26px);font-weight:700;line-height:1.35;}
.cta-card p{color:var(--text-2);font-size:15px;margin-top:10px;max-width:60ch;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2;}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:80px;border-top:1px solid var(--line);background:var(--bg-1);padding:56px 0 32px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:32px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-text{font-size:14px;color:var(--text-3);line-height:1.8;max-width:38ch;}
.footer-title{font-size:13px;letter-spacing:.08em;color:var(--text-2);text-transform:uppercase;margin-bottom:14px;}
.footer-link{display:block;font-size:14px;color:var(--text-3);padding:6px 0;transition:color var(--t);}
.footer-link:hover{color:var(--brand);}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .wrap{padding:0 24px;}
  .cat-layout{grid-template-columns:1fr;}
  .side-nav{position:static;display:flex;gap:8px;overflow-x:auto;padding:10px;}
  .side-title,.side-note{display:none;}
  .side-nav a{white-space:nowrap;border-left:0;border-bottom:2px solid transparent;padding:10px 14px;}
  .side-nav a.active{border-left:0;border-bottom-color:var(--brand);}
  .nav-links{display:none;}
  .search-box{width:180px;}
  .point-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step-row{grid-template-columns:repeat(2,minmax(0,1fr));}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .page-hero-inner{grid-template-columns:1fr;gap:28px;padding:48px 0 44px;align-items:start;}
}
@media (max-width:768px){
  .wrap{padding:0 16px;}
  .search-box{display:none;}
  .nav-text-btn{display:none;}
  .nav-toggle{display:flex;}
  .section{padding:48px 0;}
  .section-sm{padding:40px 0;}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .point-grid{grid-template-columns:1fr;}
  .card-grid-2{grid-template-columns:1fr;}
  .step-row{grid-template-columns:1fr;}
  .stat-strip{grid-template-columns:1fr;}
  .row-item{grid-template-columns:72px minmax(0,1fr);gap:12px;padding:12px;}
  .row-thumb{width:72px;height:52px;}
  .row-side{grid-column:1 / -1;justify-content:space-between;}
  .cta-card{flex-direction:column;align-items:flex-start;padding:28px 22px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .hero-actions .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
  .btn:hover,.row-item:hover,.point-card:hover,.topic-card:hover{transform:none;}
  .media img{transition:none;}
}

/* roulang page: category2 */
:root{
  --bg:#0B0C0E;
  --bg-1:#14161A;
  --bg-2:#1C1F24;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --brand:#C6F53C;
  --brand-ink:#0B0C0E;
  --accent:#FF6B2C;
  --text:#F5F7F4;
  --text-2:#A7AEB6;
  --text-3:#6E757D;
  --r-card:14px;
  --r-btn:10px;
  --r-img:12px;
  --shadow-hover:0 18px 40px -20px rgba(0,0,0,.8);
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;font-size:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input{font-family:inherit;}
::selection{background:var(--brand);color:var(--brand-ink);}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px;}

.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 16px;}
@media (min-width:768px){.wrap{padding:0 24px;}}
@media (min-width:1280px){.wrap{padding:0 32px;}}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(11,12,14,.96);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:16px;height:56px;}
@media (min-width:1024px){.header-inner{height:64px;gap:24px;}}

.brand{display:inline-flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  flex:0 0 auto;width:34px;height:34px;border-radius:9px;
  background:var(--brand);color:var(--brand-ink);
  display:flex;align-items:center;justify-content:center;
  font-size:13px;font-weight:800;letter-spacing:0;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:16px;font-weight:800;color:var(--text);letter-spacing:.01em;}
.brand-sub{font-size:12px;color:var(--text-3);letter-spacing:.06em;}

.nav-links{display:none;align-items:center;gap:26px;}
@media (min-width:1024px){.nav-links{display:flex;}}
.nav-link{
  position:relative;display:inline-block;
  padding:6px 0;font-size:15px;color:var(--text-2);
  transition:color .16s ease-out;
}
.nav-link:hover{color:var(--text);}
.nav-link.active{color:#fff;font-weight:600;}
.nav-link.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-6px;
  height:2px;border-radius:2px;background:var(--brand);
}

.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto;}
.nav-search{
  display:none;align-items:center;gap:8px;
  width:280px;height:38px;padding:0 14px;
  border:1px solid var(--line);border-radius:999px;
  background:var(--bg-1);color:var(--text-3);
  transition:border-color .16s ease-out,box-shadow .16s ease-out;
}
@media (min-width:1200px){.nav-search{display:flex;}}
.nav-search:focus-within{border-color:var(--brand);box-shadow:0 0 0 3px rgba(198,245,60,.18);}
.nav-search input{
  flex:1;min-width:0;background:transparent;border:0;outline:none;
  color:var(--text);font-size:14px;
}
.nav-search input::placeholder{color:var(--text-3);}

.nav-toggle{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:var(--r-btn);
  border:1px solid var(--line);color:var(--text);background:var(--bg-1);
  transition:border-color .16s ease-out,color .16s ease-out;
}
.nav-toggle:hover{border-color:var(--line-strong);color:#fff;}
@media (min-width:1024px){.nav-toggle{display:none;}}

.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--bg-1);}
.mobile-drawer.open{display:block;}
.mobile-drawer .wrap{padding-top:8px;padding-bottom:18px;}
.drawer-link{
  display:block;padding:13px 0;font-size:16px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.drawer-link:hover{color:var(--brand);}
.drawer-link.active{color:var(--brand);font-weight:600;}
@media (min-width:1024px){.mobile-drawer{display:none !important;}}
.drawer-search{
  display:flex;align-items:center;gap:8px;margin-top:16px;
  height:44px;padding:0 16px;border:1px solid var(--line);
  border-radius:999px;background:var(--bg);color:var(--text-3);
}
.drawer-search input{flex:1;background:transparent;border:0;outline:none;color:var(--text);font-size:15px;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .16s ease-out,background-color .16s ease-out,border-color .16s ease-out,color .16s ease-out;
}
.btn-primary{background:var(--brand);color:var(--brand-ink);font-weight:700;}
.btn-primary:hover{background:#d3ff56;transform:translateY(-2px);}
.btn-primary:active{background:#b3e032;transform:translateY(0);}
.btn-line{background:transparent;border-color:var(--line);color:var(--text);}
.btn-line:hover{border-color:var(--brand);color:#fff;transform:translateY(-2px);}
.btn-line:active{transform:translateY(0);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}

.link-ghost{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--brand);font-size:15px;font-weight:600;
}
.link-ghost .arw{transition:transform .16s ease-out;}
.link-ghost:hover .arw{transform:translateX(4px);}

.link-arrow{
  display:inline-flex;align-items:center;gap:6px;margin-top:18px;
  color:var(--brand);font-size:14px;font-weight:600;
}
.link-arrow span{transition:transform .16s ease-out;}

/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;}
.hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,12,14,.94) 0%,rgba(11,12,14,.78) 46%,rgba(11,12,14,.28) 100%);
}
.hero-inner{
  position:relative;display:grid;gap:32px;
  padding-top:48px;padding-bottom:48px;
}
@media (min-width:1024px){
  .hero-inner{
    grid-template-columns:minmax(0,1.5fr) minmax(0,.9fr);
    align-items:end;gap:48px;
    padding-top:76px;padding-bottom:76px;
  }
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;}
.crumb a{transition:color .16s ease-out;}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:var(--text-3);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;letter-spacing:.1em;
  color:var(--brand);margin-bottom:14px;
}
.page-title{
  font-size:clamp(28px,4.2vw,46px);
  font-weight:800;line-height:1.18;letter-spacing:-.01em;color:#fff;
}
.hero-sub{
  margin-top:16px;max-width:540px;
  font-size:16px;line-height:1.8;color:var(--text-2);
}
@media (min-width:768px){.hero-sub{font-size:17px;}}
.hero-actions{display:flex;flex-direction:column;gap:12px;margin-top:30px;}
@media (min-width:520px){.hero-actions{flex-direction:row;flex-wrap:wrap;}}
@media (max-width:519px){.hero-actions .btn{width:100%;}}

.hero-panel{
  border:1px solid var(--line);border-radius:var(--r-card);
  background:rgba(20,22,26,.86);
  padding:22px;
}
.panel-title{font-size:13px;color:var(--text-3);letter-spacing:.1em;margin-bottom:6px;}
.panel-row{display:flex;align-items:baseline;gap:12px;padding:13px 0;border-top:1px solid var(--line);}
.panel-num{
  font-size:30px;font-weight:800;line-height:1;color:var(--brand);
  font-variant-numeric:tabular-nums;
}
.panel-label{font-size:14px;color:var(--text-2);}
.panel-foot{margin-top:12px;padding-top:14px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);}

/* ---------- sections ---------- */
.section{padding:48px 0;}
@media (min-width:1024px){.section{padding:88px 0;}}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.sec-title{
  position:relative;padding-left:14px;
  font-size:26px;font-weight:700;line-height:1.3;color:#fff;
}
@media (min-width:768px){.sec-title{font-size:30px;}}
.sec-title::before{
  content:"";position:absolute;left:0;top:.32em;
  width:3px;height:18px;border-radius:2px;background:var(--brand);
}
.sec-desc{margin-top:12px;max-width:780px;font-size:15px;line-height:1.8;color:var(--text-2);}

/* ---------- tag bar ---------- */
.tagbar{
  display:flex;gap:10px;overflow-x:auto;
  padding-bottom:6px;margin-bottom:26px;
  scrollbar-width:none;
}
.tagbar::-webkit-scrollbar{display:none;}
.tag{
  flex:0 0 auto;height:40px;padding:0 20px;border-radius:999px;
  border:1px solid var(--line);background:var(--bg-1);
  color:var(--text-2);font-size:14px;font-weight:600;white-space:nowrap;
  transition:background-color .16s ease-out,color .16s ease-out,border-color .16s ease-out;
}
.tag:hover{color:#fff;border-color:var(--line-strong);}
.tag.is-active{background:var(--brand);border-color:var(--brand);color:var(--brand-ink);}

/* ---------- group cards ---------- */
.group-list{display:grid;gap:24px;}
.group-card{
  display:grid;
  border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--bg-1);overflow:hidden;
  transition:transform .24s ease-out,border-color .24s ease-out,box-shadow .24s ease-out;
}
@media (min-width:1024px){.group-card{grid-template-columns:40% 60%;}}
.group-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.group-media{
  position:relative;min-height:200px;
  background-color:var(--bg-2);
  background-image:repeating-linear-gradient(135deg,rgba(198,245,60,.08) 0 12px,transparent 12px 24px);
}
@media (min-width:1024px){.group-media{min-height:100%;}}
.group-media img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .32s ease-out;
}
.group-card:hover .group-media img{transform:scale(1.04);}
.group-body{padding:22px;}
@media (min-width:1024px){.group-body{padding:32px 36px;}}
.group-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;}
.chip{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;background:rgba(198,245,60,.12);
  color:var(--brand);font-size:13px;font-weight:600;
}
.group-index{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums;}
.group-title{margin-top:14px;font-size:19px;font-weight:600;line-height:1.45;color:#fff;}
.group-text{margin-top:12px;font-size:15px;line-height:1.8;color:var(--text-2);}
.check-list{margin-top:16px;display:grid;gap:10px;}
.check-list li{position:relative;padding-left:20px;font-size:15px;line-height:1.75;color:var(--text-2);}
.check-list li::before{
  content:"";position:absolute;left:0;top:.66em;
  width:7px;height:7px;border-radius:2px;background:var(--brand);
}

/* ---------- steps ---------- */
.steps{display:grid;gap:28px;}
@media (min-width:768px){.steps{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr);gap:24px;}}
.step{position:relative;padding-top:26px;border-top:1px solid var(--line);}
.step:first-child{border-top-color:rgba(198,245,60,.5);}
.step::after{
  content:"";position:absolute;top:-1px;left:0;width:64px;height:1px;background:var(--brand);
}
.step-num{
  display:block;font-size:32px;font-weight:800;line-height:1;
  color:var(--brand);letter-spacing:-.02em;font-variant-numeric:tabular-nums;
}
.step-title{margin-top:14px;font-size:17px;font-weight:600;line-height:1.5;color:#fff;}
.step-text{margin-top:8px;font-size:14.5px;line-height:1.75;color:var(--text-2);}

/* ---------- self-check cards ---------- */
.check-grid{display:grid;gap:16px;}
@media (min-width:768px){.check-grid{grid-template-columns:repeat(3,1fr);gap:20px;}}
.check-card{
  padding:24px;border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--bg-2);
  transition:transform .24s ease-out,border-color .24s ease-out,box-shadow .24s ease-out;
}
.check-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-hover);}
.check-ico{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:10px;
  background:rgba(198,245,60,.12);color:var(--brand);
}
.check-card h3{margin-top:16px;font-size:17px;font-weight:600;color:#fff;}
.check-card p{margin-top:10px;font-size:14.5px;line-height:1.8;color:var(--text-2);}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-card);
  background:var(--bg-1);overflow:hidden;
  transition:border-color .16s ease-out;
}
.faq-item:hover{border-color:var(--line-strong);}
.faq-item.open{border-color:rgba(198,245,60,.32);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 20px;text-align:left;
  font-size:17px;font-weight:600;line-height:1.5;color:var(--text);
  transition:color .16s ease-out;
}
.faq-q:hover{color:#fff;}
.faq-icon{flex:0 0 auto;font-size:20px;font-weight:700;line-height:1;color:var(--brand);}
.faq-a{display:none;margin:0 20px 20px;padding-left:16px;border-left:2px solid var(--brand);font-size:15px;line-height:1.8;color:var(--text-2);}
.faq-item.open .faq-a{display:block;}

/* ---------- cta ---------- */
.cta-wrap{padding:0 0 72px;}
@media (min-width:1024px){.cta-wrap{padding:0 0 96px;}}
.cta-card{
  position:relative;overflow:hidden;
  border:1px solid var(--line);border-radius:20px;background:var(--bg-1);
  padding:32px 24px;
}
@media (min-width:1024px){.cta-card{padding:48px;display:flex;align-items:center;justify-content:space-between;gap:48px;}}
.cta-card::after{
  content:"";position:absolute;right:-40px;bottom:-70px;width:320px;height:220px;
  background:repeating-linear-gradient(115deg,rgba(198,245,60,.14) 0 3px,transparent 3px 22px);
  transform:skewX(-16deg);pointer-events:none;
}
.cta-body{position:relative;z-index:1;max-width:640px;}
.cta-body h2{font-size:24px;font-weight:700;line-height:1.35;color:#fff;}
@media (min-width:768px){.cta-body h2{font-size:28px;}}
.cta-body p{margin-top:12px;font-size:15px;line-height:1.8;color:var(--text-2);}
.cta-actions{position:relative;z-index:1;display:flex;flex-direction:column;gap:12px;margin-top:26px;}
@media (min-width:520px){.cta-actions{flex-direction:row;flex-wrap:wrap;}}
@media (min-width:1024px){.cta-actions{margin-top:0;flex:0 0 auto;}}
@media (max-width:519px){.cta-actions .btn{width:100%;}}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:var(--bg);padding:56px 0 32px;}
.footer-grid{display:grid;gap:32px;}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;}}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-title{font-size:14px;font-weight:700;letter-spacing:.08em;color:#fff;margin-bottom:14px;}
.footer-link{display:block;padding:5px 0;font-size:14px;color:var(--text-2);transition:color .16s ease-out;}
.footer-link:hover{color:var(--brand);}
.footer-text{max-width:360px;font-size:14px;line-height:1.8;color:var(--text-3);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

@media (prefers-reduced-motion: reduce){
  *{transition-duration:.001ms !important;animation-duration:.001ms !important;}
  .btn:hover,.group-card:hover,.check-card:hover{transform:none !important;}
  .group-card:hover .group-media img{transform:none !important;}
  .link-ghost:hover .arw,.link-arrow:hover span{transform:none !important;}
}