/* roulang page: index */
:root{
  --brand:#FF6A2B;
  --brand-2:#FFA62B;
  --grad-brand:linear-gradient(135deg,#FF4D1C 0%,#FFA62B 100%);
  --deep:#0D2F26;
  --ink:#14181C;
  --text:#14181C;
  --text-2:#5A6157;
  --text-3:#8A9189;
  --lime:#C7F24A;
  --bg:#F7F4EE;
  --card:#FFFFFF;
  --line:#E8E2D6;
  --hover-bg:#FBF8F2;
  --r-lg:24px;
  --r-md:20px;
  --r-img:16px;
  --r-btn:12px;
  --sh-1:0 2px 8px rgba(20,24,28,.06);
  --sh-2:0 14px 32px rgba(20,24,28,.12);
  --side-w:236px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,li,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
img{max-width:100%;display:block;}
a{color:var(--brand);text-decoration:none;transition:color .25s var(--ease);}
a:hover{color:#E2551A;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:0;background:none;color:inherit;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px;}
.num{font-family:"Barlow","DIN Alternate",system-ui,sans-serif;font-variant-numeric:tabular-nums;}

/* ---------- 侧栏导航 ---------- */
.off-canvas-content{box-shadow:none;}
.side-nav{
  position:fixed;top:0;left:0;width:var(--side-w);height:100vh;
  background:var(--deep);border-right:1px solid rgba(247,244,238,.08);
  display:flex;flex-direction:column;z-index:60;overflow-y:auto;
}
.side-brand{padding:26px 20px 22px;border-bottom:1px solid rgba(247,244,238,.08);}
.side-brand .logo-lock{display:flex;align-items:center;gap:10px;}
.logo-mark{
  width:28px;height:28px;border-radius:9px;flex:0 0 auto;
  background:var(--grad-brand);position:relative;overflow:hidden;
}
.logo-mark::before{content:"";position:absolute;left:7px;top:6px;width:14px;height:16px;border:2.5px solid #FFF7F0;border-bottom:0;border-radius:8px 8px 0 0;}
.logo-mark::after{content:"";position:absolute;left:4px;bottom:5px;width:20px;height:8px;border-bottom:2.5px solid rgba(255,255,255,.85);border-radius:0 0 60% 60%;}
.side-brand .brand-name{color:#F7F4EE;font-size:17px;font-weight:700;line-height:1.25;letter-spacing:-.01em;}
.side-brand .brand-sub{color:rgba(247,244,238,.62);font-size:12px;letter-spacing:.08em;margin-top:2px;}
.side-menu{padding:16px 12px 8px;flex:1 1 auto;}
.side-group-title{
  font-size:12px;color:rgba(247,244,238,.5);letter-spacing:.06em;
  padding:14px 10px 8px;display:flex;align-items:center;gap:10px;
}
.side-group-title::after{content:"";flex:1 1 auto;height:1px;background:repeating-linear-gradient(90deg,rgba(247,244,238,.28) 0 4px,transparent 4px 8px);}
.side-link{
  display:flex;align-items:center;gap:11px;height:48px;padding:0 12px;border-radius:10px;
  color:rgba(247,244,238,.82);font-size:15px;position:relative;
  transition:background .25s var(--ease),transform .25s var(--ease),color .25s var(--ease);
}
.side-link i{width:20px;text-align:center;font-size:15px;opacity:.85;}
.side-link:hover{background:rgba(255,255,255,.06);color:#F7F4EE;transform:translateX(2px);}
.side-link.active{background:var(--grad-brand);color:#FFFFFF;font-weight:700;}
.side-link.active::before{content:"";position:absolute;left:-12px;top:9px;bottom:9px;width:3px;border-radius:3px;background:var(--lime);}
.side-foot{padding:18px 20px 24px;border-top:1px solid rgba(247,244,238,.08);}
.side-cta{
  display:block;text-align:center;padding:12px 14px;border-radius:999px;
  background:var(--grad-brand);color:#fff;font-weight:700;font-size:15px;
  box-shadow:0 8px 20px rgba(255,77,28,.28);transition:filter .25s var(--ease),transform .25s var(--ease);
}
.side-cta:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);}
.side-note{margin-top:12px;font-size:13px;color:rgba(247,244,238,.65);line-height:1.6;}

/* ---------- 移动顶栏 ---------- */
.mobile-topbar{
  position:sticky;top:0;z-index:70;height:56px;
  display:flex;align-items:center;justify-content:space-between;
  padding:0 14px;background:rgba(247,244,238,.96);
  border-bottom:1px solid var(--line);backdrop-filter:blur(8px);
}
.mobile-topbar .m-brand{display:flex;align-items:center;gap:9px;color:var(--ink);font-weight:700;font-size:16px;letter-spacing:-.01em;}
.mobile-topbar .m-brand .logo-mark{width:24px;height:24px;border-radius:8px;}
.mobile-topbar .m-brand .logo-mark::before{left:6px;top:5px;width:12px;height:14px;border-width:2px;}
.mobile-topbar .m-brand .logo-mark::after{left:3px;bottom:4px;width:18px;height:7px;}
.hamb{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;color:var(--ink);font-size:18px;
}
.hamb:hover{background:var(--hover-bg);}
#mobileNav{background:var(--deep);width:282px;}
.m-nav-brand{padding:20px 18px;border-bottom:1px solid rgba(247,244,238,.08);display:flex;align-items:center;gap:10px;color:#F7F4EE;font-weight:700;font-size:17px;}
.m-nav-close{position:absolute;right:10px;top:16px;width:38px;height:38px;border-radius:10px;color:rgba(247,244,238,.8);font-size:18px;}
.m-nav-body{padding:14px 12px;}
.m-link{
  display:flex;align-items:center;gap:11px;height:52px;padding:0 12px;border-radius:10px;
  color:rgba(247,244,238,.84);font-size:15.5px;position:relative;
}
.m-link:hover{background:rgba(255,255,255,.06);color:#fff;}
.m-link.active{color:#fff;font-weight:700;background:rgba(255,106,43,.14);}
.m-link.active::before{content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;border-radius:3px;background:var(--brand);}

/* ---------- 容器 ---------- */
.wrap{max-width:1200px;margin:0 auto;padding:0 24px;}
main{display:block;}
section{display:block;}
.sec{padding:76px 0;}
.sec-tight{padding:56px 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap;}
.sec-title{font-size:30px;line-height:1.3;font-weight:700;letter-spacing:-.01em;position:relative;padding-left:16px;}
.sec-title::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:3px;border-radius:3px 3px 3px 3px;background:var(--grad-brand);}
.sec-desc{color:var(--text-2);font-size:15px;max-width:660px;margin-top:8px;padding-left:16px;}
.sec-more{font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:6px;}
.sec-more i{transition:transform .25s var(--ease);}
.sec-more:hover i{transform:translateX(4px);}

/* ---------- Hero ---------- */
.hero{
  position:relative;color:#F7F4EE;overflow:hidden;
  background-image:linear-gradient(135deg,rgba(13,47,38,.95) 0%,rgba(13,47,38,.78) 46%,rgba(13,47,38,.42) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.055) 1px,transparent 1px);
  background-size:44px 44px;pointer-events:none;
}
.hero::after{
  content:"";position:absolute;left:-12%;right:-12%;bottom:-2px;height:72px;
  background:var(--bg);border-radius:50% 50% 0 0/100% 100% 0 0;
}
.hero-inner{position:relative;z-index:2;padding:84px 0 128px;}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;
  border:1px solid rgba(199,242,74,.5);background:rgba(199,242,74,.1);
  font-size:13px;letter-spacing:.02em;color:#EAF7C4;
}
.hero h1{
  font-size:44px;line-height:1.22;font-weight:800;letter-spacing:-.01em;
  max-width:660px;margin:20px 0 16px;
}
.hero-sub{
  font-size:18px;line-height:1.75;color:rgba(247,244,238,.8);max-width:600px;
}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px;}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;
  max-width:660px;margin-top:40px;
}
.stat-badge{
  background:rgba(20,24,28,.72);border:1px solid rgba(199,242,74,.45);
  border-radius:14px;padding:14px 16px;backdrop-filter:blur(4px);
}
.stat-badge .sv{font-size:26px;font-weight:700;line-height:1.1;color:#FFFFFF;letter-spacing:.02em;}
.stat-badge .sv small{font-size:13px;font-weight:500;margin-left:3px;color:rgba(247,244,238,.72);}
.stat-badge .sl{font-size:12px;color:rgba(247,244,238,.72);margin-top:4px;letter-spacing:.02em;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);
  font-size:15.5px;font-weight:700;letter-spacing:.01em;
  transition:filter .25s var(--ease),transform .25s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
}
.btn-primary{
  background:var(--grad-brand);color:#fff;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.34),0 10px 24px rgba(255,77,28,.26);
}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{border:1.5px solid rgba(247,244,238,.62);color:#F7F4EE;background:transparent;}
.btn-ghost:hover{background:rgba(247,244,238,.1);color:#fff;}
.btn-outline{border:1.5px solid var(--deep);color:var(--deep);background:transparent;}
.btn-outline:hover{background:rgba(13,47,38,.08);color:var(--deep);}
.btn-sm{height:42px;padding:0 18px;font-size:14.5px;}
.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px;}

/* ---------- 通道合辑卡 ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  position:relative;display:block;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);overflow:hidden;color:var(--text);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:#DFD7C6;color:var(--text);}
.card .cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:#EDE8DD;}
.card .cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease);}
.card:hover .cover img{transform:scale(1.03);}
.card .cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(13,47,38,0) 42%,rgba(13,47,38,.5) 100%);}
.card .body{padding:22px 24px 24px;}
.card h3{font-size:21px;line-height:1.45;font-weight:700;letter-spacing:-.01em;}
.card p{color:var(--text-2);font-size:15px;line-height:1.8;margin-top:10px;}
.card .meta{display:flex;align-items:center;gap:10px;margin-top:16px;flex-wrap:wrap;}
.tag{
  display:inline-block;padding:4px 12px;border-radius:999px;font-size:12.5px;
  background:rgba(255,106,43,.12);color:#C24A15;font-weight:600;letter-spacing:.02em;
}
.tag-lime{background:rgba(199,242,74,.24);color:#3F5A0C;}
.tag-dark{background:var(--ink);color:#F7F4EE;}
.time{font-size:13px;color:var(--text-3);}
.badge-no{
  position:absolute;right:16px;top:16px;z-index:3;
  min-width:34px;height:26px;padding:0 9px;border-radius:8px;
  background:var(--ink);border:1px solid var(--lime);color:#fff;
  font-size:13px;font-weight:700;letter-spacing:.02em;display:flex;align-items:center;justify-content:center;
}
.card-arrow{
  display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:10px;
  background:var(--hover-bg);border:1px solid var(--line);color:var(--deep);margin-left:auto;
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.card:hover .card-arrow{background:var(--brand);border-color:var(--brand);color:#fff;transform:translateX(4px);}

/* ---------- 步骤流 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 22px;box-shadow:var(--sh-1);position:relative;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease);
}
.step:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.step-no{
  width:38px;height:38px;border-radius:12px;background:var(--grad-brand);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;letter-spacing:.02em;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3);
}
.step h3{font-size:18px;font-weight:700;margin-top:16px;}
.step p{color:var(--text-2);font-size:14.5px;line-height:1.8;margin-top:8px;}

/* ---------- 精选条目 ---------- */
.feature{display:grid;grid-template-columns:2fr 1fr;gap:24px;align-items:stretch;}
.feature-side{display:grid;grid-template-rows:1fr 1fr;gap:24px;}
.mini{display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:16px;box-shadow:var(--sh-1);color:var(--text);transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s var(--ease);}
.mini:hover{transform:translateY(-4px);box-shadow:var(--sh-2);background:var(--hover-bg);color:var(--text);}
.mini .thumb{width:96px;height:96px;border-radius:var(--r-img);overflow:hidden;flex:0 0 auto;background:#EDE8DD;}
.mini .thumb img{width:100%;height:100%;object-fit:cover;}
.mini h3{font-size:16.5px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini p{font-size:13.5px;color:var(--text-2);margin-top:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.7;}
.feature-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:24px;}
.flat-card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;box-shadow:var(--sh-1);color:var(--text);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s var(--ease);
}
.flat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);background:var(--hover-bg);color:var(--text);}
.flat-card h3{font-size:17.5px;font-weight:700;line-height:1.5;margin-top:12px;}
.flat-card p{font-size:14.5px;color:var(--text-2);margin-top:8px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.flat-card .meta{margin-top:14px;display:flex;align-items:center;gap:10px;}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;}
.news-item{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 24px;box-shadow:var(--sh-1);color:var(--text);position:relative;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .3s var(--ease);
}
.news-item:hover{transform:translateY(-4px);box-shadow:var(--sh-2);background:var(--hover-bg);color:var(--text);}
.news-item h3{font-size:17.5px;font-weight:700;line-height:1.55;}
.news-item p{font-size:14.5px;color:var(--text-2);margin-top:10px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-item .meta{margin-top:16px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.empty{
  grid-column:1/-1;text-align:center;padding:56px 24px;background:var(--card);
  border:1px dashed var(--line);border-radius:var(--r-md);color:var(--text-2);
}
.empty .ico{font-size:30px;color:var(--brand);}
.empty p{margin-top:10px;font-size:15px;}

/* ---------- 数据信任带 ---------- */
.trust{background:var(--deep);position:relative;overflow:hidden;color:#F7F4EE;}
.trust::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad-brand);}
.trust::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:40px 40px;
}
.trust .wrap{position:relative;z-index:2;}
.trust-head{max-width:620px;margin-bottom:34px;}
.trust-head h2{font-size:30px;font-weight:700;letter-spacing:-.01em;}
.trust-head p{color:rgba(247,244,238,.72);font-size:15px;margin-top:10px;}
.trust-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.trust-card{
  background:rgba(255,255,255,.05);border:1px solid rgba(247,244,238,.16);
  border-radius:var(--r-md);padding:22px;transition:background .3s var(--ease),border-color .3s var(--ease);
}
.trust-card:hover{background:rgba(255,255,255,.08);border-color:rgba(199,242,74,.5);}
.trust-card .tv{font-size:30px;font-weight:700;line-height:1.1;color:#fff;letter-spacing:.02em;}
.trust-card .tv span{font-size:14px;font-weight:500;color:rgba(247,244,238,.72);margin-left:4px;}
.trust-card .tl{font-size:13px;color:rgba(247,244,238,.72);margin-top:8px;}

/* ---------- FAQ ---------- */
.faq{max-width:880px;}
.faq-item{background:var(--card);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;align-items:center;gap:14px;
  padding:22px 4px;font-size:17px;font-weight:700;color:var(--ink);
  transition:color .25s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::before{
  content:"";width:3px;align-self:stretch;border-radius:3px;background:transparent;
  transition:background .25s var(--ease);
}
.faq-item[open] summary::before{background:var(--grad-brand);}
.faq-item summary .chev{margin-left:auto;color:var(--text-3);font-size:15px;transition:transform .3s var(--ease),color .3s var(--ease);}
.faq-item[open] summary .chev{transform:rotate(45deg);color:var(--brand);}
.faq-item summary:hover{color:var(--brand);}
.faq-answer{padding:0 4px 24px 21px;max-width:720px;color:var(--text-2);font-size:15px;line-height:1.85;}

/* ---------- CTA 通栏 ---------- */
.cta-band{background:var(--deep);color:#F7F4EE;position:relative;overflow:hidden;}
.cta-band::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad-brand);}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center;padding:66px 0;}
.cta-inner h2{font-size:30px;font-weight:700;letter-spacing:-.01em;}
.cta-inner p{color:rgba(247,244,238,.72);font-size:15px;margin-top:12px;max-width:520px;}
.copy-box{display:flex;gap:12px;background:rgba(255,255,255,.06);border:1px solid rgba(247,244,238,.18);border-radius:14px;padding:10px;align-items:center;}
.copy-box input{
  flex:1 1 auto;height:48px;background:transparent;border:0;color:#F7F4EE;font-size:14.5px;padding:0 10px;
}
.copy-box input:focus{outline:none;}
.copy-box .btn{height:48px;padding:0 20px;}
.copy-tip{font-size:13px;color:rgba(247,244,238,.62);margin-top:12px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--deep);color:rgba(247,244,238,.72);border-top:1px solid rgba(247,244,238,.1);}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;padding:64px 0 44px;}
.foot-brand .logo-lock{display:flex;align-items:center;gap:10px;}
.foot-brand .brand-name{color:#F7F4EE;font-size:17px;font-weight:700;}
.foot-brand p{margin-top:16px;font-size:14px;line-height:1.85;color:rgba(247,244,238,.66);max-width:340px;}
.foot-col h4{font-size:13px;letter-spacing:.06em;color:rgba(247,244,238,.56);font-weight:600;margin-bottom:16px;}
.foot-col li{margin-bottom:10px;}
.foot-col a{color:rgba(247,244,238,.82);font-size:14.5px;display:inline-block;transition:color .25s var(--ease),transform .25s var(--ease);}
.foot-col a:hover{color:var(--lime);transform:translateX(2px);}
.foot-bottom{
  border-top:1px solid rgba(247,244,238,.1);padding:20px 0;display:flex;
  justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:rgba(247,244,238,.55);
}

/* ---------- 响应式 ---------- */
@media (min-width:1024px){
  .off-canvas-content{margin-left:var(--side-w);}
  .mobile-topbar{display:none;}
}
@media (max-width:1023px){
  .side-nav{display:none;}
  .hero h1{font-size:34px;}
  .sec{padding:56px 0;}
  .sec-title{font-size:25px;}
  .feature{grid-template-columns:1fr;}
  .feature-side{grid-template-rows:none;grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .trust-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{grid-template-columns:1fr;gap:26px;padding:52px 0;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;padding:48px 0 32px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .wrap{padding:0 18px;}
  .hero-inner{padding:56px 0 96px;}
  .hero h1{font-size:29px;line-height:1.32;}
  .hero-sub{font-size:16px;}
  .hero-stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;}
  .stat-badge{padding:11px 12px;}
  .stat-badge .sv{font-size:20px;}
  .grid-2,.grid-3,.news-grid,.feature-row{grid-template-columns:1fr;}
  .feature-side{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .trust-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .sec{padding:46px 0;}
  .sec-title{font-size:23px;}
  .btn{width:100%;}
  .btn-row .btn{width:100%;}
  .copy-box{flex-wrap:wrap;}
  .copy-box .btn{width:100%;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;}
}
@media (max-width:519px){
  .hero h1{font-size:25px;}
  .hero-stats{grid-template-columns:1fr;}
  .mini{flex-direction:column;}
  .mini .thumb{width:100%;height:150px;}
}

/* roulang page: article */
/* ============ 设计变量 ============ */
:root{
  --c-orange:#FF6A2B;
  --c-orange-2:#FFA62B;
  --c-grad:linear-gradient(135deg,#FF4D1C 0%,#FFA62B 100%);
  --c-green:#0D2F26;
  --c-green-2:#123B2F;
  --c-ink:#14181C;
  --c-lime:#C7F24A;
  --c-bg:#F7F4EE;
  --c-card:#FFFFFF;
  --c-line:#E8E2D6;
  --c-hover:#FBF8F2;
  --t-1:#14181C;
  --t-2:#5A6157;
  --t-3:#8A9189;
  --t-inv:#F7F4EE;
  --t-inv-2:rgba(247,244,238,.72);
  --ok:#2F9E5E;
  --warn:#E4B23C;
  --err:#D9483B;
  --r-xl:24px;
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --sh-1:0 2px 8px rgba(20,24,28,.06);
  --sh-2:0 14px 32px rgba(20,24,28,.12);
  --side-w:236px;
  --font-cn:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --font-num:"Barlow","DIN Alternate","Helvetica Neue",system-ui,sans-serif;
}
/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;padding:0;
  background:var(--c-bg);
  color:var(--t-1);
  font-family:var(--font-cn);
  font-size:16.5px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{margin:0;font-weight:700;letter-spacing:-.01em;line-height:1.35;color:var(--t-1);}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:inherit;text-decoration:none;transition:color .22s ease,background-color .22s ease,transform .22s ease;}
a:hover{color:var(--c-orange);}
img{max-width:100%;display:block;border-radius:var(--r-md);}
button{font-family:inherit;cursor:pointer;border:0;background:none;}
input{font-family:inherit;}
:focus-visible{outline:3px solid var(--c-lime);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(255,106,43,.22);}
/* 覆盖 Foundation 默认 */
body,button,input,select,textarea{font-family:var(--font-cn);}
a{color:inherit;}
.accordion,.accordion-title,.accordion-content{background:transparent;}
/* ============ 布局骨架 ============ */
.grid-x{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px;margin:0;}
.grid-x > .cell{min-width:0;width:auto;padding:0;}
.cell.large-4{grid-column:span 4;}
.cell.large-5{grid-column:span 5;}
.cell.large-6{grid-column:span 6;}
.cell.large-7{grid-column:span 7;}
.cell.large-8{grid-column:span 8;}
.cell.large-12{grid-column:span 12;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 28px;}
.app-shell{min-height:100vh;}
.app-main{margin-left:0;display:flex;flex-direction:column;min-height:100vh;}
.app-main > main{flex:1 1 auto;}
/* ============ 左侧竖向导航 ============ */
.sidebar{
  display:none;
  position:fixed;inset:0 auto 0 0;width:var(--side-w);
  background:var(--c-green);
  border-right:1px solid rgba(247,244,238,.08);
  padding:26px 16px 22px;
  overflow-y:auto;
  z-index:60;
  flex-direction:column;
}
.sidebar::-webkit-scrollbar{width:6px;}
.sidebar::-webkit-scrollbar-thumb{background:rgba(247,244,238,.16);border-radius:3px;}
.brand-lockup{display:flex;align-items:center;gap:10px;padding:4px 8px 22px;border-bottom:1px dashed rgba(247,244,238,.16);margin-bottom:20px;}
.logo-mark{
  width:26px;height:26px;flex:0 0 26px;border-radius:8px;
  background:var(--c-grad);
  position:relative;
  box-shadow:0 0 0 1px rgba(199,242,74,.45),0 6px 14px rgba(255,106,43,.28);
}
.logo-mark::before{
  content:"";position:absolute;left:6px;top:6px;width:14px;height:14px;
  border:2px solid rgba(20,24,28,.72);border-radius:4px 4px 3px 3px;border-bottom-color:transparent;
}
.logo-mark::after{
  content:"";position:absolute;left:3px;bottom:5px;width:20px;height:7px;
  border-top:2px solid rgba(20,24,28,.72);border-radius:50%;
}
.brand-text{display:flex;flex-direction:column;min-width:0;}
.brand-name{color:var(--t-inv);font-size:17px;font-weight:700;line-height:1.2;letter-spacing:-.01em;}
.brand-sub{color:rgba(247,244,238,.6);font-size:12px;letter-spacing:.08em;margin-top:3px;}
.side-group-title{
  font-size:12px;color:rgba(247,244,238,.52);letter-spacing:.08em;
  padding:0 10px 10px;margin:0;position:relative;
}
.side-group-title::after{
  content:"";position:absolute;left:76px;right:10px;top:9px;height:1px;
  border-top:1px dashed rgba(247,244,238,.18);
}
.side-menu{display:flex;flex-direction:column;gap:4px;}
.side-link{
  display:flex;align-items:center;gap:10px;
  height:48px;padding:0 12px;border-radius:10px;
  color:rgba(247,244,238,.78);font-size:15px;
  position:relative;transition:all .22s ease;
}
.side-link i{font-style:normal;font-size:11px;color:rgba(199,242,74,.7);}
.side-link:hover{background:rgba(255,255,255,.06);color:var(--t-inv);transform:translateX(2px);}
.side-link.active{
  background:var(--c-grad);
  color:#fff;font-weight:700;
  box-shadow:0 8px 18px rgba(255,77,28,.24);
}
.side-link.active i{color:rgba(255,255,255,.85);}
.side-link.active::before{
  content:"";position:absolute;left:-16px;top:12px;bottom:12px;width:3px;border-radius:0 3px 3px 0;background:var(--c-lime);
}
.sidebar-foot{margin-top:auto;padding-top:24px;display:flex;flex-direction:column;gap:10px;}
.side-cta{
  display:block;text-align:center;height:46px;line-height:46px;border-radius:12px;
  background:var(--c-grad);color:#fff;font-weight:700;font-size:15px;
  box-shadow:0 8px 18px rgba(255,77,28,.24);
}
.side-cta:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);}
.side-note{font-size:13px;color:rgba(247,244,238,.65);padding-left:10px;}
.side-note:hover{color:var(--c-lime);}
/* ============ 移动顶栏与抽屉 ============ */
.mobile-topbar{
  display:flex;align-items:center;justify-content:space-between;
  height:56px;padding:0 16px;
  background:var(--c-bg);
  border-bottom:1px solid var(--c-line);
  position:sticky;top:0;z-index:70;
  transition:box-shadow .25s ease;
}
.mobile-topbar.is-stuck{box-shadow:0 2px 10px rgba(20,24,28,.08);}
.mobile-brand{display:flex;align-items:center;gap:8px;min-width:0;}
.mobile-brand .logo-mark{width:22px;height:22px;flex:0 0 22px;border-radius:7px;}
.mobile-brand .logo-mark::before{left:5px;top:5px;width:12px;height:12px;}
.mobile-brand .logo-mark::after{left:2px;bottom:4px;width:18px;height:6px;}
.mobile-brand span{font-size:16px;font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.nav-toggle{
  width:44px;height:44px;border-radius:12px;border:1px solid var(--c-line);
  display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
  background:#fff;
}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-green);}
.nav-toggle:active{transform:scale(.96);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,24,28,.5);opacity:0;visibility:hidden;
  transition:opacity .25s ease,visibility .25s ease;z-index:80;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.mobile-drawer{
  position:fixed;top:0;left:0;bottom:0;width:284px;max-width:84vw;
  background:var(--c-green);
  transform:translateX(-102%);
  transition:transform .3s cubic-bezier(.2,.7,.3,1);
  z-index:90;display:flex;flex-direction:column;padding:18px 14px 22px;overflow-y:auto;
}
.mobile-drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:0 6px 16px;border-bottom:1px dashed rgba(247,244,238,.16);margin-bottom:16px;}
.drawer-head .brand-name{font-size:16px;}
.drawer-close{
  width:40px;height:40px;border-radius:10px;color:var(--t-inv);font-size:20px;
  background:rgba(255,255,255,.06);line-height:1;
}
.drawer-close:hover{background:rgba(255,255,255,.12);}
.drawer-menu .side-link{height:52px;}
.drawer-foot{margin-top:auto;padding-top:22px;}
/* ============ 文章头部 Banner ============ */
.article-hero{
  position:relative;
  background-image:linear-gradient(135deg,rgba(13,47,38,.94) 0%,rgba(13,47,38,.78) 100%),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  padding:34px 0 42px;
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--c-grad);
}
.crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:rgba(247,244,238,.66);margin-bottom:20px;}
.crumbs a{color:rgba(247,244,238,.78);}
.crumbs a:hover{color:var(--c-lime);}
.crumbs .sep{color:rgba(247,244,238,.38);}
.crumbs .current{color:rgba(247,244,238,.6);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  background:rgba(255,106,43,.16);
  border:1px solid rgba(199,242,74,.42);
  color:var(--c-lime);font-size:12px;font-weight:700;letter-spacing:.04em;
  margin-bottom:16px;
}
.article-hero h1{
  color:var(--t-inv);
  font-size:34px;line-height:1.32;letter-spacing:-.01em;
  max-width:900px;margin-bottom:18px;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;color:var(--t-inv-2);font-size:14px;}
.meta-row .dot{width:1px;height:13px;background:rgba(247,244,238,.28);display:inline-block;}
.meta-row .num{font-family:var(--font-num);font-weight:700;color:var(--t-inv);}
/* ============ 主体栅格 ============ */
.main-section{padding:40px 0 72px;}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 316px;gap:32px;align-items:start;}
.article-main{min-width:0;}
.article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:24px;}
/* ============ 卡片 ============ */
.card{
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:24px;
  transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s cubic-bezier(.2,.7,.3,1),border-color .3s ease;
}
.article-panel{
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-xl);
  box-shadow:var(--sh-1);
  padding:34px 38px 30px;
}
.side-card{
  background:var(--c-card);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:20px 22px;
}
.side-card h3{
  font-size:15px;margin-bottom:14px;padding-left:12px;position:relative;
}
.side-card h3::before{
  content:"";position:absolute;left:0;top:2px;bottom:2px;width:3px;border-radius:2px;background:var(--c-grad);
}
/* ============ 正文排版 ============ */
.article-body{max-width:760px;font-size:16.5px;line-height:1.85;color:#252A2F;}
.article-body > *:first-child{margin-top:0;}
.article-body p{margin:0 0 1.2em;}
.article-body h2{
  font-size:24px;margin:42px 0 18px;padding-left:16px;position:relative;color:var(--t-1);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:5px;bottom:5px;width:4px;border-radius:2px;background:var(--c-grad);
}
.article-body h3{
  font-size:19px;margin:30px 0 12px;padding-left:18px;position:relative;
}
.article-body h3::before{
  content:"";position:absolute;left:0;top:.6em;width:8px;height:8px;border-radius:2px;background:var(--c-orange);
}
.article-body strong{color:var(--t-1);font-weight:700;}
.article-body ul,.article-body ol{padding-left:4px;margin:0 0 1.2em;}
.article-body ul li{position:relative;padding-left:20px;margin-bottom:9px;}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;width:8px;height:8px;border-radius:50%;
  background:var(--c-lime);box-shadow:0 0 0 1px rgba(13,47,38,.22);
}
.article-body ol{list-style:decimal;padding-left:22px;}
.article-body ol li{margin-bottom:9px;}
.article-body blockquote{
  margin:26px 0;padding:16px 20px;border-radius:0 12px 12px 0;
  background:rgba(13,47,38,.05);border-left:4px solid var(--c-lime);
  color:var(--t-2);font-size:15px;font-style:italic;
}
.article-body img{margin:24px 0 10px;border-radius:var(--r-md);}
.article-body figure{margin:24px 0;}
.article-body figcaption{font-size:13px;color:var(--t-3);text-align:center;margin-top:8px;}
.article-body table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;border-radius:12px;overflow:hidden;}
.article-body thead th{background:var(--c-green);color:var(--t-inv);font-weight:600;text-align:left;padding:12px 14px;}
.article-body tbody td{padding:12px 14px;border-bottom:1px solid var(--c-line);}
.article-body tbody tr:nth-child(even){background:var(--c-hover);}
.article-body pre{
  background:var(--c-ink);color:var(--t-inv);border-radius:12px;padding:16px 18px;
  overflow-x:auto;font-size:14px;line-height:1.7;margin:22px 0;font-family:var(--font-num),monospace;
}
.article-body code{
  background:rgba(13,47,38,.07);border-radius:6px;padding:2px 6px;font-size:14.5px;
  font-family:var(--font-num),monospace;color:var(--c-green-2);
}
.article-body pre code{background:none;color:inherit;padding:0;}
.article-body hr{border:0;border-top:1px dashed var(--c-line);margin:34px 0;}
/* 空态 */
.article-empty{
  text-align:center;padding:56px 20px;border:1px dashed var(--c-line);border-radius:var(--r-lg);background:var(--c-hover);
}
.article-empty .ico{
  width:56px;height:56px;border-radius:50%;margin:0 auto 16px;
  background:rgba(255,106,43,.12);display:flex;align-items:center;justify-content:center;
  color:var(--c-orange);font-size:22px;
}
.article-empty h2{font-size:21px;margin-bottom:10px;}
.article-empty p{color:var(--t-2);font-size:15px;margin-bottom:22px;}
/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;border-radius:12px;font-size:15px;font-weight:700;
  transition:transform .2s ease,filter .2s ease,background-color .2s ease,box-shadow .2s ease,color .2s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--c-grad);color:#fff;
  box-shadow:0 8px 18px rgba(255,77,28,.24),inset 0 1px 0 rgba(255,255,255,.28);
}
.btn-primary:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:transparent;color:var(--c-green);border:1.5px solid var(--c-green);
}
.btn-ghost:hover{background:rgba(13,47,38,.08);color:var(--c-green);}
.btn-ghost-light{
  background:transparent;color:var(--t-inv);border:1.5px solid rgba(247,244,238,.45);
}
.btn-ghost-light:hover{background:rgba(247,244,238,.12);color:#fff;}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px;}
.btn-text{color:var(--c-orange);font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:6px;}
.btn-text i{transition:transform .22s ease;font-style:normal;}
.btn-text:hover i{transform:translateX(4px);}
/* ============ 徽章与标签 ============ */
.badge-dark{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--c-ink);border:1px solid var(--c-lime);color:#fff;
  border-radius:999px;padding:5px 12px;font-size:12px;font-weight:700;letter-spacing:.02em;
}
.badge-light{
  display:inline-flex;align-items:center;gap:6px;
  background:#fff;border:1px solid var(--c-line);border-left:3px solid var(--c-orange);
  border-radius:999px;padding:5px 14px;font-size:12px;font-weight:700;color:var(--t-2);
}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;}
.tag{
  display:inline-block;padding:6px 14px;border-radius:999px;font-size:13px;
  background:var(--c-hover);border:1px solid var(--c-line);color:var(--t-2);
}
.tag:hover{background:rgba(255,106,43,.1);border-color:rgba(255,106,43,.4);color:var(--c-orange);}
/* ============ 侧栏列表 ============ */
.mini-list{display:flex;flex-direction:column;}
.mini-item{
  display:block;padding:12px 0;border-bottom:1px solid var(--c-line);
  font-size:14.5px;line-height:1.6;color:var(--t-2);
}
.mini-item:last-child{border-bottom:0;padding-bottom:0;}
.mini-item strong{display:block;font-weight:600;color:var(--t-1);font-size:15px;margin-bottom:4px;transition:color .22s ease;}
.mini-item span{font-size:12.5px;color:var(--t-3);}
.mini-item:hover{color:var(--c-orange);}
.mini-item:hover strong{color:var(--c-orange);}
.toc-list{display:flex;flex-direction:column;gap:2px;}
.toc-list a{
  display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:10px;
  font-size:14px;color:var(--t-2);border-left:2px solid transparent;
}
.toc-list a:hover{background:var(--c-hover);color:var(--c-orange);border-left-color:var(--c-orange);}
.toc-list a .n{font-family:var(--font-num);font-size:12px;font-weight:700;color:var(--c-orange);width:18px;}
.side-cta-card{
  background:linear-gradient(135deg,rgba(13,47,38,.96),rgba(18,59,47,.96));
  border-radius:var(--r-lg);padding:22px;border:1px solid rgba(199,242,74,.24);
  color:var(--t-inv);
}
.side-cta-card h3{color:var(--t-inv);font-size:16px;margin-bottom:10px;padding:0;}
.side-cta-card h3::before{display:none;}
.side-cta-card p{font-size:13.5px;line-height:1.7;color:var(--t-inv-2);margin-bottom:16px;}
/* ============ 文末操作区 ============ */
.article-foot{border-top:1px dashed var(--c-line);margin-top:38px;padding-top:26px;}
.foot-label{font-size:13px;color:var(--t-3);letter-spacing:.04em;margin-bottom:12px;}
.action-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:22px;
  padding:16px 18px;background:var(--c-hover);border:1px solid var(--c-line);border-radius:var(--r-md);
}
.share-field{
  flex:1 1 240px;min-width:0;display:flex;align-items:center;gap:10px;
  background:#fff;border:1px solid var(--c-line);border-radius:12px;height:44px;padding:0 14px;
}
.share-field i{color:var(--t-3);font-size:14px;font-style:normal;}
.share-field input{
  flex:1;border:0;background:transparent;font-size:13.5px;color:var(--t-2);
  outline:none;min-width:0;text-overflow:ellipsis;
}
.share-field:focus-within{border-color:var(--c-orange);box-shadow:0 0 0 3px rgba(255,106,43,.18);}
/* ============ 相关推荐 ============ */
.section-block{padding:56px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;}
.section-head h2{font-size:26px;position:relative;padding-left:16px;color:var(--t-inv);}
.section-head h2::before{
  content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;border-radius:2px;background:var(--c-grad);
}
.section-head p{font-size:14px;color:var(--t-3);}
.rec-card{
  display:flex;flex-direction:column;overflow:hidden;background:var(--c-card);
  border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-1);
  transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s cubic-bezier(.2,.7,.3,1);
  height:100%;
}
.rec-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);}
.rec-card:hover .rec-title{color:var(--c-orange);}
.rec-thumb{aspect-ratio:16/9;overflow:hidden;border-radius:0;}
.rec-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s cubic-bezier(.2,.7,.3,1);}
.rec-card:hover .rec-thumb img{transform:scale(1.03);}
.rec-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.rec-title{font-size:16.5px;line-height:1.5;font-weight:700;transition:color .25s ease;}
.rec-desc{font-size:14px;color:var(--t-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.rec-meta{display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--t-3);margin-top:auto;}
/* ============ FAQ ============ */
.faq-wrap{background:var(--c-card);border:1px solid var(--c-line);border-radius:var(--r-xl);box-shadow:var(--sh-1);padding:10px 28px;}
.qa-accordion{margin:0;border:0;background:transparent;}
.qa-accordion .accordion-item{border-bottom:1px solid var(--c-line);}
.qa-accordion .accordion-item:last-child{border-bottom:0;}
.qa-accordion .accordion-title{
  position:relative;padding:20px 54px 20px 0;font-size:17px;font-weight:700;color:var(--t-1);
  border:0;background:transparent;line-height:1.55;transition:color .22s ease;
}
.qa-accordion .accordion-title:hover{color:var(--c-orange);}
.qa-accordion .accordion-title::before,
.qa-accordion .accordion-title::after{
  content:"";position:absolute;background:var(--c-orange);border-radius:2px;
}
.qa-accordion .accordion-title::before{right:20px;top:calc(50% - 1px);width:13px;height:2px;}
.qa-accordion .accordion-title::after{right:25.5px;top:calc(50% - 6.5px);width:2px;height:13px;transition:transform .25s ease,opacity .25s ease;}
.qa-accordion .accordion-item.is-active .accordion-title::after{transform:rotate(90deg);opacity:0;}
.qa-accordion .accordion-item.is-active .accordion-title{color:var(--c-orange);}
.qa-accordion .accordion-item.is-active .accordion-title::before{background:var(--c-orange);}
.qa-accordion .accordion-content{padding:0 60px 22px 0;border:0;background:transparent;color:var(--t-2);font-size:15px;line-height:1.8;}
.qa-accordion .accordion-content p{margin-bottom:10px;}
.qa-accordion .accordion-content p:last-child{margin-bottom:0;}
/* ============ CTA 通栏 ============ */
.cta-band{
  position:relative;background:var(--c-green);color:var(--t-inv);
  border-radius:var(--r-xl);overflow:hidden;
  padding:42px 44px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:26px;
}
.cta-band::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--c-grad);}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,43,.28),transparent 70%);
}
.cta-band h2{color:var(--t-inv);font-size:24px;margin-bottom:10px;position:relative;z-index:1;}
.cta-band p{color:var(--t-inv-2);font-size:14.5px;max-width:620px;position:relative;z-index:1;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}
/* ============ 页脚 ============ */
.site-footer{background:var(--c-green);color:var(--t-inv);padding:56px 0 0;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:40px;}
.foot-brand .logo-lock{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.foot-brand p{font-size:14px;line-height:1.8;color:var(--t-inv-2);}
.foot-col h4{font-size:13px;letter-spacing:.06em;color:rgba(247,244,238,.6);margin-bottom:16px;font-weight:600;}
.foot-col ul{display:flex;flex-direction:column;gap:11px;}
.foot-col li{font-size:14px;color:var(--t-inv-2);line-height:1.7;}
.foot-col a{color:var(--t-inv-2);display:inline-block;}
.foot-col a:hover{color:var(--c-lime);transform:translateX(2px);}
.foot-bottom{
  border-top:1px solid rgba(247,244,238,.12);
  padding:20px 0 26px;display:flex;flex-wrap:wrap;gap:12px;
  align-items:center;justify-content:space-between;
  font-size:13px;color:rgba(247,244,238,.6);
}
/* ============ 响应式 ============ */
@media (max-width:1199px){
  .article-grid{grid-template-columns:1fr;gap:28px;}
  .article-side{position:static;display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:18px;}
  .article-body{max-width:100%;}
}
@media (min-width:1024px){
  .sidebar{display:flex;}
  .mobile-topbar{display:none;}
  .mobile-drawer,.drawer-mask{display:none;}
  .app-main{margin-left:var(--side-w);}
  .article-hero{padding:40px 0 48px;}
  .article-hero h1{font-size:38px;}
}
@media (max-width:1023px){
  .app-main{margin-left:0;}
  .article-hero{padding:26px 0 34px;}
  .article-hero h1{font-size:26px;}
  .article-panel{padding:26px 22px 24px;}
  .section-block{padding:44px 0;}
  .section-head h2{font-size:22px;}
  .cta-band{padding:32px 26px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:26px;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .wrap{padding:0 18px;}
  .cell.large-4,.cell.large-6,.cell.large-8,.cell.large-12{grid-column:span 12;}
  .grid-x{gap:16px;}
  .article-hero h1{font-size:23px;}
  .meta-row{font-size:13px;gap:9px;}
  .crumbs .current{max-width:180px;}
  .article-panel{padding:22px 16px;border-radius:20px;}
  .article-body h2{font-size:21px;}
  .article-body h3{font-size:17.5px;}
  .faq-wrap{padding:6px 18px;}
  .qa-accordion .accordion-title{font-size:16px;padding-right:46px;}
  .qa-accordion .accordion-content{padding-right:0;}
  .cta-band{padding:26px 20px;border-radius:20px;}
  .cta-band h2{font-size:20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .foot-grid{grid-template-columns:1fr;gap:24px;}
  .foot-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:520px){
  .article-hero h1{font-size:21px;}
  .action-bar{padding:14px;}
  .share-field{height:42px;}
  .btn{height:44px;padding:0 18px;font-size:14.5px;}
}

/* roulang page: category1 */
:root{
  --orange:#FF6A2B;
  --orange-deep:#FF4D1C;
  --amber:#FFA62B;
  --grad-orange:linear-gradient(135deg,#FF4D1C 0%,#FFA62B 100%);
  --green-deep:#0D2F26;
  --graphite:#14181C;
  --lime:#C7F24A;
  --bg:#F7F4EE;
  --card:#FFFFFF;
  --line:#E8E2D6;
  --warm:#FBF8F2;
  --text:#14181C;
  --text-2:#5A6157;
  --text-3:#8A9189;
  --r-lg:24px;
  --r-md:20px;
  --r-img:16px;
  --r-btn:12px;
  --sh-1:0 2px 8px rgba(20,24,28,.06);
  --sh-2:0 14px 32px rgba(20,24,28,.12);
  --side:236px;
  --font:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  --num:"Barlow","DIN Alternate","Segoe UI",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;padding:0;
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border-radius:var(--r-img);object-fit:cover;background:#EFEAE0}
a{color:inherit;text-decoration:none;transition:color .25s ease}
a:hover{color:var(--orange)}
button{font-family:inherit;font-size:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
h1,h2,h3{letter-spacing:-0.01em}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:8px}
input,select,textarea{font-family:inherit;font-size:inherit}

/* ===== 布局骨架 ===== */
.side-menu{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--side);
  background:var(--green-deep);
  border-right:1px solid rgba(247,244,238,.08);
  padding:22px 16px 20px;
  display:flex;
  flex-direction:column;
  gap:16px;
  overflow-y:auto;
  z-index:90;
  transform:translateX(-100%);
  transition:transform .32s cubic-bezier(.2,.7,.3,1);
}
.side-menu.open{transform:translateX(0)}
.brand-lock{
  display:flex;
  align-items:center;
  gap:10px;
  padding:4px 8px 14px;
  border-bottom:1px solid rgba(247,244,238,.08);
}
.brand-lock:hover{color:#F7F4EE}
.logo-mark{
  flex:0 0 28px;
  width:28px;height:28px;
  border-radius:9px 9px 9px 3px;
  background:var(--grad-orange);
  position:relative;
  box-shadow:0 0 0 1px rgba(199,242,74,.5) inset;
}
.logo-mark::after{
  content:"";
  position:absolute;
  left:6px;right:6px;bottom:7px;
  height:8px;
  border-bottom:2px solid rgba(255,255,255,.9);
  border-radius:0 0 12px 12px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.3}
.brand-text strong{font-size:17px;font-weight:700;color:#F7F4EE;letter-spacing:-.01em}
.brand-text em{font-style:normal;font-size:12px;letter-spacing:.08em;color:rgba(247,244,238,.62)}
.side-group-title{
  font-size:12px;
  color:rgba(247,244,238,.5);
  margin:6px 10px 6px;
  letter-spacing:.06em;
  display:flex;
  align-items:center;
  gap:10px;
}
.side-group-title::after{
  content:"";
  flex:1;
  height:1px;
  border-top:1px dashed rgba(247,244,238,.22);
}
.side-link{
  display:flex;
  align-items:center;
  gap:10px;
  height:48px;
  padding:0 12px;
  border-radius:10px;
  font-size:15px;
  color:rgba(247,244,238,.82);
  position:relative;
  transition:background .25s ease,transform .25s ease,color .25s ease;
}
.side-link i{font-style:normal;font-size:12px;color:rgba(199,242,74,.7)}
.side-link:hover{
  background:rgba(255,255,255,.06);
  color:#F7F4EE;
  transform:translateX(2px);
}
.side-link.active{
  background:var(--grad-orange);
  color:#fff;
  font-weight:700;
  transform:none;
}
.side-link.active::before{
  content:"";
  position:absolute;
  left:-8px;top:12px;bottom:12px;
  width:3px;
  border-radius:3px;
  background:var(--lime);
}
.side-link.active i{color:#fff}
.side-foot{
  margin-top:auto;
  display:flex;
  flex-direction:column;
  gap:10px;
  padding-top:16px;
  border-top:1px solid rgba(247,244,238,.08);
}
.side-mini{
  font-size:13px;
  color:rgba(247,244,238,.65);
  text-align:center;
}
.side-mini:hover{color:var(--lime)}

.main-area{margin-left:0;padding-top:56px}
.wrap{max-width:1200px;margin:0 auto;padding:0 20px}
.sec{padding:56px 0}
.sec-head{margin-bottom:28px;max-width:760px}
.sec-head h2{
  font-size:26px;
  line-height:1.35;
  font-weight:700;
  position:relative;
  padding-left:16px;
}
.sec-head h2::before{
  content:"";
  position:absolute;
  left:0;top:4px;
  width:3px;height:24px;
  border-radius:3px;
  background:var(--grad-orange);
}
.sec-head .sec-sub{
  margin-top:12px;
  font-size:15.5px;
  color:var(--text-2);
}

/* ===== 移动顶栏 ===== */
.topbar{
  position:fixed;
  top:0;left:0;right:0;
  height:56px;
  z-index:80;
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding:0 14px;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.topbar-brand{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:16px;
  font-weight:700;
  color:var(--text);
}
.topbar-brand .logo-mark{flex:0 0 24px;width:24px;height:24px}
.nav-toggle{
  width:44px;height:44px;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:5px;
  border-radius:10px;
}
.nav-toggle span{
  display:block;
  width:20px;height:2px;
  border-radius:2px;
  background:var(--graphite);
  transition:transform .28s ease,opacity .28s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-mask{
  position:fixed;
  inset:0;
  background:rgba(13,47,38,.45);
  opacity:0;
  visibility:hidden;
  transition:opacity .28s ease,visibility .28s ease;
  z-index:85;
}
.nav-mask.show{opacity:1;visibility:visible}

/* ===== 面包屑 ===== */
.crumb{
  padding:18px 0 0;
  font-size:13px;
  color:var(--text-3);
}
.crumb a:hover{color:var(--orange)}
.crumb span{color:var(--text-3)}
.crumb .now{color:var(--text-2)}

/* ===== Hero ===== */
.cat-hero{
  position:relative;
  margin-top:18px;
  border-radius:var(--r-lg);
  overflow:hidden;
  min-height:360px;
  display:flex;
  align-items:center;
  background:var(--green-deep);
  box-shadow:var(--sh-1);
}
.hero-media{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-1.png');
  background-size:cover;
  background-position:center;
  transform:scale(1.02);
}
.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(135deg,rgba(13,47,38,.94) 0%,rgba(13,47,38,.62) 52%,rgba(13,47,38,.24) 100%),
    repeating-linear-gradient(0deg,rgba(255,255,255,.05) 0 1px,transparent 1px 6px);
}
.hero-inner{
  position:relative;
  z-index:2;
  width:100%;
  padding-top:48px;
  padding-bottom:48px;
  max-width:760px;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12.5px;
  letter-spacing:.08em;
  color:var(--lime);
  border:1px solid rgba(199,242,74,.45);
  border-radius:999px;
  padding:5px 14px;
  margin-bottom:18px;
}
.cat-hero h1{
  color:#F7F4EE;
  font-size:32px;
  line-height:1.28;
  font-weight:700;
  max-width:620px;
}
.hero-lead{
  margin-top:16px;
  max-width:600px;
  font-size:16px;
  line-height:1.85;
  color:rgba(247,244,238,.78);
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  margin-top:26px;
}
.hero-chips{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:24px;
}
.hero-chips li{
  font-size:13px;
  color:rgba(247,244,238,.82);
  border:1px solid rgba(247,244,238,.22);
  border-radius:999px;
  padding:5px 14px;
  background:rgba(255,255,255,.04);
}
.hero-badges{
  position:relative;
  z-index:2;
  display:none;
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:48px;
  padding:0 22px;
  border-radius:var(--r-btn);
  font-size:15px;
  font-weight:600;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease,filter .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:var(--grad-orange);
  color:#fff;
  box-shadow:0 1px 0 rgba(255,255,255,.28) inset,0 6px 18px rgba(255,77,28,.22);
}
.btn-primary:hover{
  color:#fff;
  filter:brightness(1.06);
  transform:translateY(-1px);
  box-shadow:0 1px 0 rgba(255,255,255,.3) inset,0 10px 24px rgba(255,77,28,.3);
}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  border:1.5px solid rgba(247,244,238,.6);
  color:#F7F4EE;
  background:transparent;
}
.btn-ghost:hover{
  background:rgba(247,244,238,.1);
  color:#fff;
  border-color:rgba(247,244,238,.9);
}
.btn-ghost-deep{
  border:1.5px solid var(--green-deep);
  color:var(--green-deep);
  background:transparent;
}
.btn-ghost-deep:hover{
  background:rgba(13,47,38,.08);
  color:var(--green-deep);
}
.btn-ghost-light{
  border:1.5px solid rgba(247,244,238,.5);
  color:#F7F4EE;
}
.btn-ghost-light:hover{
  background:rgba(247,244,238,.12);
  color:#fff;
}
.btn-line{
  height:48px;
  padding:0 16px;
  border-radius:var(--r-btn);
  background:rgba(255,255,255,.08);
  color:#F7F4EE;
  border:1px solid rgba(247,244,238,.24);
  font-size:14px;
}
.btn-line:hover{background:rgba(255,255,255,.16);color:#fff}
.btn-block{width:100%}
.btn-sm{height:38px;padding:0 14px;font-size:14px}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  font-size:14px;
  font-weight:600;
  color:var(--orange);
}
.link-arrow::after{content:"→";transition:transform .25s ease}
.link-arrow:hover::after{transform:translateX(4px)}

/* ===== 卡片 ===== */
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  box-shadow:var(--sh-1);
  transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s ease,border-color .3s ease;
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:#DCD5C5;
}
.tag{
  display:inline-flex;
  align-items:center;
  height:26px;
  padding:0 12px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.02em;
  background:rgba(255,106,43,.1);
  color:#C43F0D;
}
.tag-green{background:rgba(13,47,38,.08);color:var(--green-deep)}
.tag-lime{background:rgba(199,242,74,.28);color:#3B5A0E}

/* 数据徽章 */
.badge-dark{
  background:var(--graphite);
  border:1px solid rgba(199,242,74,.55);
  border-radius:16px;
  padding:14px 16px;
  color:#F7F4EE;
  display:flex;
  flex-direction:column;
  gap:2px;
  box-shadow:0 1px 0 rgba(255,255,255,.08) inset;
}
.badge-dark b{
  font-family:var(--num);
  font-size:24px;
  font-weight:700;
  letter-spacing:.02em;
  line-height:1.2;
}
.badge-dark b i{font-style:normal;font-size:13px;font-weight:600;margin-left:3px;color:rgba(247,244,238,.7)}
.badge-dark span{font-size:12px;color:rgba(247,244,238,.72);line-height:1.5}
.badge-light{
  background:var(--card);
  border:1px solid var(--line);
  border-left:3px solid var(--orange);
  border-radius:14px;
  padding:16px 18px;
  box-shadow:var(--sh-1);
}
.badge-light b{
  font-family:var(--num);
  font-size:22px;
  font-weight:700;
  display:block;
  line-height:1.2;
}
.badge-light span{font-size:12.5px;color:var(--text-3)}

/* ===== 要点卡片 ===== */
.points-grid{margin-left:-12px;margin-right:-12px}
.points-grid > .cell{padding:0 12px 24px}
.point-card{
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-left:3px solid var(--orange);
  border-radius:14px;
  padding:20px;
  box-shadow:var(--sh-1);
  transition:transform .28s ease,box-shadow .28s ease;
}
.point-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2)}
.point-card h3{font-size:17px;font-weight:700;margin-bottom:8px}
.point-card p{font-size:14.5px;color:var(--text-2);line-height:1.75}

/* ===== 长卡列表 ===== */
.cards-grid{margin-left:-12px;margin-right:-12px}
.cards-grid > .cell{padding:0 12px 24px}
.long-card{
  position:relative;
  display:flex;
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s ease,border-color .3s ease;
}
.long-card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-2);
  border-color:#DCD5C5;
}
.long-card .thumb{
  flex:0 0 158px;
  overflow:hidden;
  position:relative;
}
.long-card .thumb img{
  width:100%;height:100%;
  border-radius:0;
  transition:transform .45s cubic-bezier(.2,.7,.3,1);
}
.long-card:hover .thumb img{transform:scale(1.03)}
.long-card .body{
  padding:18px 20px 20px;
  display:flex;
  flex-direction:column;
  gap:9px;
  flex:1;
  min-width:0;
}
.long-card h3{
  font-size:17.5px;
  font-weight:700;
  line-height:1.45;
  padding-right:44px;
  transition:color .25s ease;
}
.long-card:hover h3{color:var(--orange)}
.long-card .desc{
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.75;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.long-card ul.mini{
  display:flex;
  flex-direction:column;
  gap:4px;
  margin-top:2px;
}
.long-card ul.mini li{
  font-size:13.5px;
  color:var(--text-2);
  padding-left:14px;
  position:relative;
}
.long-card ul.mini li::before{
  content:"";
  position:absolute;
  left:0;top:11px;
  width:5px;height:5px;
  border-radius:50%;
  background:var(--lime);
  box-shadow:0 0 0 1px rgba(13,47,38,.25);
}
.long-card .foot{
  margin-top:auto;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding-top:10px;
  border-top:1px solid var(--line);
  font-size:12.5px;
  color:var(--text-3);
}
.num-badge{
  position:absolute;
  top:14px;right:14px;
  width:38px;height:26px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:999px;
  background:var(--graphite);
  border:1px solid rgba(199,242,74,.6);
  color:#F7F4EE;
  font-family:var(--num);
  font-size:13px;
  font-weight:700;
  letter-spacing:.02em;
  z-index:2;
}

/* ===== 两栏：自查表 + FAQ 侧栏 ===== */
.two-col{
  display:grid;
  grid-template-columns:1fr;
  gap:28px;
}
.check-panel{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px 22px;
  box-shadow:var(--sh-1);
}
.check-panel h2{
  font-size:23px;
  font-weight:700;
  padding-left:16px;
  position:relative;
  margin-bottom:8px;
}
.check-panel h2::before{
  content:"";
  position:absolute;
  left:0;top:3px;
  width:3px;height:22px;
  border-radius:3px;
  background:var(--grad-orange);
}
.check-panel .panel-sub{
  font-size:14.5px;
  color:var(--text-2);
  margin-bottom:18px;
}
.check-row{
  display:grid;
  grid-template-columns:1fr;
  gap:6px;
  padding:16px 0;
  border-bottom:1px solid var(--line);
  transition:background .25s ease;
  border-radius:10px;
}
.check-row:last-child{border-bottom:0}
.check-row:hover{background:var(--warm)}
.check-row h3{
  font-size:15.5px;
  font-weight:700;
  display:flex;
  align-items:center;
  gap:8px;
}
.check-row h3 em{
  font-style:normal;
  font-family:var(--num);
  font-size:12px;
  font-weight:700;
  color:#3B5A0E;
  background:rgba(199,242,74,.35);
  border-radius:999px;
  padding:2px 9px;
}
.check-row p{font-size:14.5px;color:var(--text-2)}
.check-row .act{
  font-size:13.5px;
  color:#C43F0D;
  font-weight:600;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.check-row .act::before{
  content:"";
  width:6px;height:6px;
  border-radius:50%;
  background:var(--orange);
}

/* FAQ 侧栏 */
.faq-side{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px 20px;
  box-shadow:var(--sh-1);
  align-self:start;
}
.faq-side-title{
  font-size:19px;
  font-weight:700;
  margin-bottom:6px;
}
.faq-side-note{
  font-size:13px;
  color:var(--text-3);
  margin-bottom:10px;
}
.faq-item{
  border-bottom:1px solid var(--line);
  padding:6px 0;
}
.faq-item:last-of-type{border-bottom:0}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  font-size:15.5px;
  font-weight:700;
  padding:12px 26px 12px 12px;
  position:relative;
  line-height:1.6;
  border-radius:10px;
  transition:background .25s ease,color .25s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  position:absolute;
  right:8px;
  top:50%;
  transform:translateY(-50%);
  font-size:18px;
  color:var(--orange);
  transition:transform .28s ease;
}
.faq-item summary:hover{background:var(--warm)}
.faq-item[open] summary{color:var(--orange)}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item p{
  font-size:14.5px;
  color:var(--text-2);
  line-height:1.8;
  padding:0 12px 14px 15px;
  border-left:3px solid var(--orange);
  margin-left:0;
}
.faq-side .btn{margin-top:14px}

/* ===== 相关分类互链 ===== */
.relate-grid{margin-left:-12px;margin-right:-12px}
.relate-grid > .cell{padding:0 12px 24px}
.relate-card{
  display:block;
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .3s cubic-bezier(.2,.7,.3,1),box-shadow .3s ease;
}
.relate-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);color:inherit}
.relate-card .cover{
  height:150px;
  overflow:hidden;
}
.relate-card .cover img{width:100%;height:100%;border-radius:0;transition:transform .45s cubic-bezier(.2,.7,.3,1)}
.relate-card:hover .cover img{transform:scale(1.03)}
.relate-card .rc-body{padding:18px 20px 20px}
.relate-card h3{font-size:17px;font-weight:700;margin-bottom:8px;transition:color .25s ease}
.relate-card:hover h3{color:var(--orange)}
.relate-card p{font-size:14.5px;color:var(--text-2);line-height:1.75}

/* ===== CTA 通栏 ===== */
.cta-band{
  position:relative;
  background:var(--green-deep);
  border-top:3px solid transparent;
  border-image:var(--grad-orange) 1;
  margin-top:12px;
}
.cta-inner{
  padding-top:52px;
  padding-bottom:52px;
  display:grid;
  grid-template-columns:1fr;
  gap:26px;
}
.cta-inner h2{
  color:#F7F4EE;
  font-size:25px;
  line-height:1.4;
  font-weight:700;
}
.cta-inner p{
  margin-top:12px;
  font-size:15px;
  color:rgba(247,244,238,.72);
  max-width:560px;
}
.cta-actions{
  display:flex;
  flex-wrap:wrap;
  gap:12px;
  align-items:center;
}
.copy-row{
  display:flex;
  gap:10px;
  width:100%;
  max-width:420px;
  margin-top:4px;
}
.copy-row input{
  flex:1;
  height:48px;
  padding:0 14px;
  border-radius:var(--r-btn);
  border:1px solid rgba(247,244,238,.24);
  background:rgba(255,255,255,.06);
  color:rgba(247,244,238,.86);
  font-size:13.5px;
  min-width:0;
}
.copy-row input:focus{
  outline:none;
  border-color:var(--orange);
  box-shadow:0 0 0 3px rgba(255,106,43,.18);
}

/* ===== 页脚 ===== */
.site-footer{
  background:var(--green-deep);
  color:rgba(247,244,238,.72);
  padding:48px 0 0;
  margin-top:0;
}
.foot-grid{
  display:grid;
  grid-template-columns:1fr;
  gap:30px;
  padding-bottom:34px;
  border-bottom:1px solid rgba(247,244,238,.1);
}
.foot-brand .logo-lock{
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom:14px;
}
.foot-brand .brand-name{
  font-size:17px;
  font-weight:700;
  color:#F7F4EE;
}
.foot-brand p{font-size:14px;line-height:1.8;max-width:320px}
.foot-col h4{
  font-size:13px;
  letter-spacing:.06em;
  color:rgba(247,244,238,.55);
  font-weight:600;
  margin-bottom:14px;
}
.foot-col ul{display:flex;flex-direction:column;gap:10px}
.foot-col li{font-size:14px;line-height:1.7}
.foot-col a{
  color:rgba(247,244,238,.78);
  display:inline-block;
  transition:color .25s ease,transform .25s ease;
}
.foot-col a:hover{color:var(--lime);transform:translateX(2px)}
.foot-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:8px 18px;
  justify-content:space-between;
  align-items:center;
  padding:18px 0 24px;
  font-size:13px;
  color:rgba(247,244,238,.5);
}

/* ===== 响应式 ===== */
@media (min-width:576px){
  .wrap{padding:0 24px}
  .cat-hero h1{font-size:38px}
  .check-row{grid-template-columns:200px 1fr;align-items:start;column-gap:18px}
  .check-row .act{grid-column:2}
}
@media (min-width:768px){
  .sec{padding:72px 0}
  .sec-head h2{font-size:30px}
  .cat-hero{min-height:420px}
  .cat-hero h1{font-size:42px}
  .foot-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
  .cta-inner{grid-template-columns:1fr auto;align-items:center}
  .copy-row{margin-top:0}
  .relate-card .cover{height:170px}
}
@media (min-width:1024px){
  .side-menu{transform:none}
  .main-area{margin-left:var(--side);padding-top:0}
  .topbar{display:none}
  .nav-mask{display:none}
  .hero-badges{
    display:flex;
    flex-direction:column;
    gap:12px;
    margin-left:auto;
    padding-right:32px;
    min-width:210px;
  }
  .cat-hero{align-items:center}
  .hero-inner{padding-top:64px;padding-bottom:64px}
}
@media (min-width:1180px){
  .cta-inner{padding-top:64px;padding-bottom:64px}
}
@media (max-width:1023px){
  .side-menu{box-shadow:0 20px 48px rgba(0,0,0,.28)}
  .faq-side{position:static}
}
@media (max-width:567px){
  .long-card{flex-direction:column}
  .long-card .thumb{flex:0 0 160px;height:160px}
  .cat-hero h1{font-size:28px}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .sec-head h2{font-size:23px}
}

/* roulang page: category3 */
:root{
  --orange:#FF6A2B;
  --grad:linear-gradient(135deg,#FF4D1C 0%,#FFA62B 100%);
  --ink:#0D2F26;
  --graphite:#14181C;
  --lime:#C7F24A;
  --bg:#F7F4EE;
  --card:#FFFFFF;
  --line:#E8E2D6;
  --hover:#FBF8F2;
  --t1:#14181C;
  --t2:#5A6157;
  --t3:#8A9189;
  --ok:#2F9E5E;
  --warn:#E4B23C;
  --err:#D9483B;
  --r-lg:24px;
  --r:20px;
  --r-img:16px;
  --r-btn:12px;
  --sh1:0 2px 8px rgba(20,24,28,.06);
  --sh2:0 14px 32px rgba(20,24,28,.12);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--t1);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border-radius:var(--r-img);}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease),transform .25s var(--ease);}
a:hover{color:var(--orange);}
button{font-family:inherit;cursor:pointer;}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;line-height:1.3;font-weight:700;}
p{margin:0 0 1em;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:4px;}
.wrap{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}
.brand-name{font-weight:700;}

/* ============ 左侧竖向导航 ============ */
.side-menu{
  position:fixed;top:0;left:0;bottom:0;width:236px;
  background:var(--ink);color:#F7F4EE;
  display:flex;flex-direction:column;
  border-right:1px solid rgba(247,244,238,.08);
  overflow-y:auto;z-index:60;
}
.side-brand{display:flex;align-items:center;gap:10px;padding:24px 18px 20px;}
.logo-mark{
  width:30px;height:30px;border-radius:10px;background:var(--grad);flex:0 0 auto;position:relative;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.25);
}
.logo-mark::before{
  content:"";position:absolute;left:8px;right:8px;top:9px;bottom:9px;
  border:2px solid rgba(255,255,255,.92);border-bottom-color:transparent;border-radius:5px 5px 0 0;
}
.logo-mark::after{
  content:"";position:absolute;left:8px;right:8px;bottom:7px;height:6px;
  border-bottom:2px solid rgba(255,255,255,.92);border-radius:0 0 6px 6px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.25;}
.brand-text .brand-name{font-size:17px;color:#F7F4EE;}
.brand-text .brand-sub{font-size:12px;letter-spacing:.08em;color:rgba(247,244,238,.6);}
.side-group-title{
  display:flex;align-items:center;gap:10px;
  font-size:12px;color:rgba(247,244,238,.55);
  margin:10px 18px 10px;letter-spacing:.06em;
}
.side-group-title::after{content:"";flex:1;border-top:1px dashed rgba(247,244,238,.22);}
.side-link{
  display:flex;align-items:center;gap:10px;height:48px;
  margin:2px 12px;padding:0 12px;border-radius:10px;
  font-size:15px;color:rgba(247,244,238,.82);position:relative;
  transition:background .25s var(--ease),transform .25s var(--ease),color .25s var(--ease);
}
.side-link i{font-style:normal;font-size:11px;color:rgba(199,242,74,.75);}
.side-link:hover{background:rgba(255,255,255,.06);color:#fff;transform:translateX(2px);}
.side-link.active{background:var(--grad);color:#fff;font-weight:700;}
.side-link.active i{color:#fff;}
.side-link.active::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;
  border-radius:0 3px 3px 0;background:var(--lime);
}
.side-foot{margin-top:auto;padding:20px 18px 24px;}
.side-cta{
  display:flex;align-items:center;justify-content:center;gap:8px;
  height:44px;border-radius:999px;background:var(--grad);color:#fff;
  font-size:15px;font-weight:700;width:100%;border:none;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.28);
  transition:filter .25s var(--ease),transform .2s var(--ease);
}
.side-cta:hover{filter:brightness(1.06);color:#fff;transform:translateY(-1px);}
.side-cta:active{transform:translateY(1px);}
.side-note{margin-top:12px;font-size:12.5px;line-height:1.6;color:rgba(247,244,238,.6);}
.side-note a{color:rgba(247,244,238,.78);}
.side-note a:hover{color:var(--lime);}

/* ============ 移动顶栏 ============ */
.mobile-topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:70;
  background:rgba(247,244,238,.96);backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
  align-items:center;justify-content:space-between;padding:0 14px;
  transition:box-shadow .3s var(--ease);
}
.mobile-topbar.scrolled{box-shadow:0 2px 10px rgba(20,24,28,.08);}
.m-brand{display:flex;align-items:center;gap:8px;}
.m-brand .logo-mark{width:26px;height:26px;border-radius:8px;}
.m-brand .logo-mark::before{left:6px;right:6px;top:7px;bottom:8px;}
.m-brand .logo-mark::after{left:6px;right:6px;bottom:6px;height:5px;}
.m-brand span{font-size:16px;font-weight:700;color:var(--t1);}
.hamburger{
  width:44px;height:44px;border:none;background:transparent;border-radius:10px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;
  transition:background .25s var(--ease);
}
.hamburger:hover{background:rgba(13,47,38,.07);}
.hamburger span{display:block;width:20px;height:2px;border-radius:2px;background:var(--ink);}

/* ============ Off-canvas ============ */
.off-canvas{background:var(--ink);}
.m-nav{display:flex;flex-direction:column;height:100%;background:var(--ink);padding-bottom:24px;overflow-y:auto;}
.m-nav-head{padding:22px 18px 18px;border-bottom:1px solid rgba(247,244,238,.08);}
.m-nav-head .brand-name{font-size:17px;color:#F7F4EE;}
.m-nav-head .brand-sub{font-size:12px;letter-spacing:.08em;color:rgba(247,244,238,.6);}
.m-nav .side-group-title{margin-top:18px;}
.m-nav .side-link{height:52px;font-size:15.5px;}

/* ============ 主体框架 ============ */
main{display:block;}
.section{padding:76px 0;}
.section.tight{padding:56px 0;}
.section-head{margin-bottom:34px;}
.section-head .eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--orange);
  margin-bottom:12px;
}
.section-head .eyebrow::before{
  content:"";width:3px;height:14px;border-radius:2px;background:var(--grad);
}
.section-head h2{font-size:30px;margin-bottom:12px;}
.section-head p{max-width:720px;color:var(--t2);margin:0;}
.h3-block{font-size:21px;margin:0 0 10px;}

/* ============ Hero ============ */
.page-hero{position:relative;overflow:hidden;color:#F7F4EE;background:var(--graphite);}
.page-hero .hero-bg{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:0;
}
.page-hero .hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(13,47,38,.94) 0%,rgba(13,47,38,.78) 48%,rgba(13,47,38,.42) 100%);
}
.page-hero .hero-mask::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:44px 44px;
}
.hero-inner{position:relative;z-index:2;padding-top:64px;padding-bottom:64px;max-width:1200px;}
.crumbs{font-size:13px;color:rgba(247,244,238,.66);margin-bottom:20px;}
.crumbs a{color:rgba(247,244,238,.82);}
.crumbs a:hover{color:var(--lime);}
.crumbs span.sep{margin:0 8px;color:rgba(247,244,238,.4);}
.crumbs .cur{color:rgba(247,244,238,.6);}
.page-hero h1{font-size:44px;line-height:1.2;max-width:760px;margin-bottom:18px;color:#fff;}
.page-hero .hero-sub{font-size:17px;line-height:1.8;max-width:640px;color:rgba(247,244,238,.78);margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px;}
.hero-anchors{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;}
.anchor-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:9px 16px;border-radius:999px;font-size:14px;
  background:rgba(247,244,238,.1);border:1px solid rgba(247,244,238,.22);
  color:rgba(247,244,238,.9);
  transition:background .25s var(--ease),transform .25s var(--ease),border-color .25s var(--ease);
}
.anchor-pill:hover{background:rgba(247,244,238,.18);border-color:rgba(199,242,74,.6);color:#fff;transform:translateY(-2px);}
.hero-stats{display:flex;flex-wrap:wrap;gap:16px;}
.stat-badge{
  min-width:168px;padding:16px 18px;border-radius:var(--r-img);
  background:rgba(20,24,28,.72);border:1px solid rgba(199,242,74,.42);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.05);
}
.stat-badge .num{font-size:26px;font-weight:700;color:#fff;letter-spacing:.02em;line-height:1.2;}
.stat-badge .num em{font-style:normal;font-size:14px;font-weight:600;color:var(--lime);margin-left:4px;}
.stat-badge .lbl{font-size:12px;color:rgba(247,244,238,.72);margin-top:4px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);border:none;
  font-size:15.5px;font-weight:700;line-height:1;
  transition:filter .25s var(--ease),transform .2s var(--ease),background .25s var(--ease),color .25s var(--ease),border-color .25s var(--ease);
}
.btn-primary{
  background:var(--grad);color:#fff;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.3),var(--sh1);
}
.btn-primary:hover{filter:brightness(1.06);color:#fff;transform:translateY(-1px);box-shadow:inset 0 1px 0 rgba(255,255,255,.3),var(--sh2);}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:transparent;color:var(--ink);border:1.5px solid var(--ink);
}
.btn-ghost:hover{background:rgba(13,47,38,.08);color:var(--ink);transform:translateY(-1px);}
.btn-ghost-light{
  background:transparent;color:#F7F4EE;border:1.5px solid rgba(247,244,238,.5);
}
.btn-ghost-light:hover{background:rgba(247,244,238,.12);color:#fff;transform:translateY(-1px);}
.btn-line{
  background:transparent;color:var(--ink);border:1.5px solid var(--line);height:44px;padding:0 18px;font-size:14.5px;
}
.btn-line:hover{background:var(--hover);border-color:var(--orange);color:var(--orange);}
.btn-text{
  display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:700;color:var(--orange);
}
.btn-text::after{content:"→";transition:transform .25s var(--ease);}
.btn-text:hover::after{transform:translateX(4px);}

/* ============ 内容两栏 ============ */
.content-grid{margin-top:8px;}
.main-col{padding-right:8px;}
.side-col{padding-left:8px;}

/* ============ 图文块 ============ */
.figure-block{
  border-radius:var(--r-lg);overflow:hidden;background:var(--card);
  border:1px solid var(--line);box-shadow:var(--sh1);margin-bottom:36px;
}
.figure-block img{width:100%;height:280px;object-fit:cover;border-radius:0;}
.figure-cap{padding:16px 22px;font-size:13.5px;color:var(--t2);background:var(--card);}

/* ============ 时间轴 ============ */
.timeline{position:relative;padding-left:0;margin-top:8px;}
.timeline::before{
  content:"";position:absolute;left:29px;top:16px;bottom:28px;width:2px;
  background:linear-gradient(180deg,rgba(199,242,74,.9) 0%,rgba(232,226,214,.9) 100%);
}
.tl-item{position:relative;padding-left:78px;margin-bottom:30px;}
.tl-mark{
  position:absolute;left:8px;top:0;width:44px;height:44px;border-radius:14px;
  background:var(--graphite);border:1px solid var(--lime);
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 0 6px var(--bg);
}
.tl-num{font-size:13px;font-weight:700;letter-spacing:.02em;color:#fff;}
.tl-body{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:22px 24px;box-shadow:var(--sh1);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.tl-body:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:#DED6C6;}
.tl-body h3{font-size:21px;margin-bottom:10px;}
.tl-body p{color:var(--t2);font-size:15.5px;margin-bottom:12px;}
.tl-points{margin:0 0 14px;padding:0;}
.tl-points li{position:relative;padding-left:18px;font-size:15px;color:var(--t2);margin-bottom:8px;line-height:1.75;}
.tl-points li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:50%;
  background:var(--lime);box-shadow:0 0 0 3px rgba(199,242,74,.22);
}
.tl-tip{
  margin:0;padding:12px 16px;border-radius:12px;background:var(--hover);
  border-left:3px solid var(--orange);font-size:14px;color:var(--t2);
}
.tl-tip strong{color:var(--t1);margin-right:6px;}

/* ============ 适配清单 ============ */
.device-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.device-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:24px;box-shadow:var(--sh1);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.device-card:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:#DED6C6;}
.device-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px;}
.device-top h3{font-size:19px;}
.tag{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  font-size:12px;font-weight:700;letter-spacing:.02em;
  background:rgba(255,106,43,.1);color:#C7450F;border:1px solid rgba(255,106,43,.25);
}
.tag-lime{background:rgba(199,242,74,.22);color:#3F5A0B;border-color:rgba(199,242,74,.65);}
.device-list li{
  display:flex;gap:10px;font-size:14.5px;color:var(--t2);
  padding:9px 0;border-bottom:1px dashed var(--line);
}
.device-list li:last-child{border-bottom:none;}
.device-list li b{color:var(--t1);font-weight:600;flex:0 0 86px;}

/* ============ 折叠说明 ============ */
.acc-wrap{max-width:100%;}
.faq-acc{border:none;background:transparent;margin:0;}
.faq-acc .accordion-item{
  border:1px solid var(--line);border-radius:var(--r);background:var(--card);
  margin-bottom:14px;overflow:hidden;box-shadow:var(--sh1);
  transition:box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.faq-acc .accordion-item:hover{border-color:#DED6C6;}
.faq-acc .accordion-item.is-active{box-shadow:var(--sh2);}
.faq-acc .accordion-title{
  border:none;background:transparent;color:var(--t1);
  font-size:17px;font-weight:700;padding:18px 56px 18px 20px;position:relative;
  transition:background .25s var(--ease),box-shadow .3s var(--ease);
}
.faq-acc .accordion-title:hover{background:var(--hover);color:var(--t1);}
.faq-acc .accordion-title::before{content:"";display:none;}
.faq-acc .accordion-title::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:var(--orange);transition:transform .3s var(--ease);
}
.faq-acc .accordion-item.is-active .accordion-title{box-shadow:inset 3px 0 0 var(--orange);}
.faq-acc .accordion-item.is-active .accordion-title::after{transform:translateY(-50%) rotate(45deg);}
.faq-acc .accordion-content{
  border:none;background:transparent;color:var(--t2);
  font-size:15.5px;line-height:1.8;padding:0 22px 20px;
}
.faq-acc .accordion-content p:last-child{margin-bottom:0;}

/* ============ 侧栏 ============ */
.toc-card{
  position:sticky;top:24px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--sh1);margin-bottom:20px;
}
.toc-card h3{font-size:16px;margin-bottom:14px;padding-left:12px;position:relative;}
.toc-card h3::before{content:"";position:absolute;left:0;top:4px;bottom:4px;width:3px;border-radius:2px;background:var(--grad);}
.toc-list li{margin-bottom:6px;}
.toc-list a{
  display:block;padding:9px 12px;border-radius:10px;font-size:14.5px;color:var(--t2);
  transition:background .25s var(--ease),color .25s var(--ease),transform .25s var(--ease);
}
.toc-list a:hover{background:var(--hover);color:var(--orange);transform:translateX(2px);}
.side-note-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;box-shadow:var(--sh1);margin-bottom:20px;
}
.side-note-card h3{font-size:16px;margin-bottom:12px;}
.side-note-card p{font-size:14.5px;color:var(--t2);margin-bottom:14px;}
.side-links li{border-bottom:1px dashed var(--line);}
.side-links li:last-child{border-bottom:none;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 0;font-size:14.5px;color:var(--t2);
  transition:color .25s var(--ease),transform .25s var(--ease);
}
.side-links a::after{content:"→";color:var(--orange);opacity:.7;}
.side-links a:hover{color:var(--orange);transform:translateX(2px);}
.side-cta-card{
  background:var(--ink);border-radius:var(--r);padding:24px;color:#F7F4EE;
  box-shadow:0 1px 0 rgba(247,244,238,.06) inset,var(--sh1);
}
.side-cta-card h3{font-size:17px;color:#fff;margin-bottom:10px;}
.side-cta-card p{font-size:14px;color:rgba(247,244,238,.72);margin-bottom:16px;}
.side-cta-card .btn{width:100%;}

/* ============ CTA 通栏 ============ */
.cta-band{background:var(--ink);color:#F7F4EE;position:relative;padding:64px 0;margin-top:20px;}
.cta-band::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);
}
.cta-inner{display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;}
.cta-inner h2{font-size:28px;color:#fff;margin-bottom:10px;}
.cta-inner p{color:rgba(247,244,238,.74);font-size:15.5px;margin:0;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.copy-row{display:flex;gap:10px;width:100%;max-width:420px;margin-top:4px;}
.copy-row input{
  flex:1;height:44px;border-radius:var(--r-btn);border:1px solid rgba(247,244,238,.24);
  background:rgba(247,244,238,.06);color:rgba(247,244,238,.85);
  padding:0 14px;font-size:14px;font-family:inherit;
}
.copy-row input:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,106,43,.18);}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(247,244,238,.78);padding:56px 0 0;border-top:1px solid rgba(247,244,238,.08);}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px;padding-bottom:40px;}
.foot-brand .logo-lock{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.foot-brand .brand-name{font-size:17px;color:#F7F4EE;}
.foot-brand p{font-size:14px;line-height:1.8;color:rgba(247,244,238,.68);max-width:320px;}
.foot-col h4{font-size:13px;letter-spacing:.06em;color:rgba(247,244,238,.62);margin-bottom:14px;font-weight:700;}
.foot-col ul li{margin-bottom:10px;}
.foot-col ul li a,
.foot-col ul li span{font-size:14px;color:rgba(247,244,238,.78);}
.foot-col ul li a:hover{color:var(--lime);transform:translateX(2px);display:inline-block;}
.foot-bottom{
  border-top:1px solid rgba(247,244,238,.1);
  padding:18px 0;display:flex;flex-wrap:wrap;gap:10px;
  justify-content:space-between;font-size:13px;color:rgba(247,244,238,.55);
}

/* ============ 响应式 ============ */
@media (min-width:1024px){
  body{padding-left:236px;}
}
@media (max-width:1023px){
  .side-menu{display:none;}
  .mobile-topbar{display:flex;}
  body{padding-top:56px;}
  .off-canvas-content{box-shadow:none;}
  .page-hero h1{font-size:34px;}
  .page-hero .hero-sub{font-size:16px;}
  .hero-inner{padding-top:44px;padding-bottom:48px;}
  .section{padding:56px 0;}
  .section-head h2{font-size:25px;}
  .device-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .toc-card{position:static;}
  .main-col{padding-right:0;}
  .side-col{padding-left:0;margin-top:32px;}
  .cta-inner{flex-direction:column;align-items:flex-start;}
}
@media (max-width:767px){
  .wrap{padding:0 18px;}
  .page-hero h1{font-size:28px;}
  .hero-stats{gap:12px;}
  .stat-badge{min-width:0;flex:1 1 46%;padding:14px;}
  .stat-badge .num{font-size:22px;}
  .timeline::before{left:22px;}
  .tl-item{padding-left:60px;}
  .tl-mark{width:36px;height:36px;border-radius:12px;left:5px;}
  .tl-body{padding:18px;}
  .tl-body h3{font-size:18.5px;}
  .cta-inner h2{font-size:23px;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:575px){
  body{font-size:16px;}
  .page-hero h1{font-size:24px;}
  .hero-anchors{gap:8px;}
  .anchor-pill{font-size:13px;padding:8px 13px;}
  .btn{width:100%;}
  .hero-actions .btn{width:100%;}
  .copy-row{flex-direction:column;}
  .copy-row input{width:100%;}
}

/* roulang page: category2 */
:root{
  --brand:#FF6A2B;
  --brand-2:#FFA62B;
  --grad:linear-gradient(135deg,#FF4D1C 0%,#FFA62B 100%);
  --ink:#0D2F26;
  --graphite:#14181C;
  --lime:#C7F24A;
  --bg:#F7F4EE;
  --card:#FFFFFF;
  --line:#E8E2D6;
  --soft:#FBF8F2;
  --t1:#14181C;
  --t2:#5A6157;
  --t3:#8A9189;
  --ok:#2F9E5E;
  --warn:#E4B23C;
  --err:#D9483B;
  --r-xl:24px;
  --r-lg:20px;
  --r-md:16px;
  --r-btn:12px;
  --sh1:0 2px 8px rgba(20,24,28,.06);
  --sh2:0 14px 32px rgba(20,24,28,.12);
  --rail:236px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"Noto Sans SC","HarmonyOS Sans","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.8;
  color:var(--t1);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .22s var(--ease),background-color .22s var(--ease);}
a:hover{color:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;}
input{font-family:inherit;}
::selection{background:rgba(255,106,43,.22);}
:focus-visible{outline:3px solid var(--lime);outline-offset:2px;border-radius:6px;}

.wrap{width:100%;max-width:1160px;margin:0 auto;padding:0 28px;}
.grid-x{display:flex;flex-flow:row wrap;}
.cell{flex:0 0 auto;min-height:0;min-width:0;}

/* ============ 左侧竖向导航 ============ */
.side-rail{
  position:fixed;left:0;top:0;bottom:0;width:var(--rail);
  background:var(--ink);color:#F7F4EE;
  display:flex;flex-direction:column;
  border-right:1px solid rgba(247,244,238,.08);
  z-index:60;
}
.side-brand{padding:24px 20px 20px;border-bottom:1px solid rgba(247,244,238,.08);}
.logo-lock{display:flex;align-items:center;gap:10px;}
.logo-mark{
  position:relative;width:28px;height:28px;border-radius:9px;background:var(--grad);flex:0 0 auto;
  box-shadow:0 4px 12px rgba(255,77,28,.32);
}
.logo-mark::after{
  content:"";position:absolute;left:7px;right:7px;bottom:6px;height:9px;
  border-bottom:2px solid rgba(255,255,255,.9);border-radius:0 0 10px 10px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.2;}
.brand-name{font-size:17px;font-weight:700;letter-spacing:-.01em;color:#F7F4EE;}
.brand-sub{font-size:11px;letter-spacing:.1em;color:rgba(247,244,238,.55);margin-top:3px;}
.side-menu{padding:18px 14px 0;display:flex;flex-direction:column;gap:6px;overflow-y:auto;flex:1 1 auto;}
.side-group-title{
  font-size:12px;letter-spacing:.06em;color:rgba(247,244,238,.5);
  padding:4px 0 10px;margin:0 10px;position:relative;
}
.side-group-title::after{
  content:"";position:absolute;left:78px;right:0;top:14px;
  border-top:1px dashed rgba(247,244,238,.16);
}
.side-link{
  position:relative;display:flex;align-items:center;gap:10px;
  height:48px;padding:0 14px;border-radius:10px;
  font-size:15px;color:rgba(247,244,238,.78);
  transition:background-color .25s var(--ease),color .25s var(--ease),transform .25s var(--ease);
}
.side-link i{font-style:normal;font-size:11px;opacity:.7;}
.side-link:hover{background:rgba(255,255,255,.06);color:#fff;transform:translateX(2px);}
.side-link.active{
  background:var(--grad);color:#fff;font-weight:700;
  box-shadow:0 8px 20px rgba(255,77,28,.24);
}
.side-link.active i{opacity:1;}
.side-link.active::before{
  content:"";position:absolute;left:-14px;top:12px;bottom:12px;width:3px;border-radius:0 3px 3px 0;background:var(--lime);
}
.side-foot{padding:18px 20px 24px;border-top:1px solid rgba(247,244,238,.08);}
.side-cta{
  display:flex;align-items:center;justify-content:center;height:44px;
  border-radius:999px;background:var(--grad);color:#fff;font-size:14.5px;font-weight:700;
  box-shadow:0 8px 20px rgba(255,77,28,.26);
}
.side-cta:hover{filter:brightness(1.07);color:#fff;}
.side-note{font-size:12.5px;line-height:1.6;color:rgba(247,244,238,.55);margin-top:12px;}

/* ============ 移动顶栏 + 抽屉 ============ */
.mobile-bar{
  display:none;position:sticky;top:0;z-index:70;height:56px;
  align-items:center;justify-content:space-between;
  padding:0 16px;background:var(--bg);border-bottom:1px solid var(--line);
}
.mobile-bar .brand-name{font-size:16px;color:var(--graphite);}
.mobile-bar .logo-mark{width:24px;height:24px;border-radius:8px;}
.mobile-bar .logo-mark::after{left:6px;right:6px;bottom:5px;height:8px;}
.m-toggle{
  width:44px;height:44px;border:0;background:transparent;border-radius:10px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;
}
.m-toggle span{display:block;width:20px;height:2px;border-radius:2px;background:var(--graphite);transition:transform .3s var(--ease),opacity .3s var(--ease);}
.m-toggle.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.m-toggle.is-open span:nth-child(2){opacity:0;}
.m-toggle.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
.drawer-mask{
  position:fixed;inset:0;background:rgba(20,24,28,.52);z-index:85;
  opacity:0;visibility:hidden;transition:opacity .28s var(--ease),visibility .28s var(--ease);
}
.drawer-mask.open{opacity:1;visibility:visible;}
.mw-drawer{
  position:fixed;left:0;top:0;bottom:0;width:288px;max-width:86vw;
  background:var(--ink);color:#F7F4EE;z-index:90;
  transform:translateX(-102%);transition:transform .34s var(--ease);
  overflow-y:auto;padding-bottom:26px;
}
.mw-drawer.open{transform:translateX(0);}
.mw-drawer .side-brand{padding:22px 18px 18px;}
.mw-drawer .side-menu{padding:16px 16px 0;flex:none;overflow:visible;}
.mw-drawer .side-link{height:52px;}
.mw-drawer .side-link.active::before{left:-16px;top:14px;bottom:14px;}

/* ============ 页面主体 ============ */
.page{margin-left:var(--rail);min-height:100vh;display:flex;flex-direction:column;}
.page main{flex:1 1 auto;}

/* ============ Hero ============ */
.cat-hero{position:relative;overflow:hidden;background:var(--ink);color:#F7F4EE;isolation:isolate;}
.hero-bg{
  position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;background-position:center;opacity:.5;z-index:0;
}
.cat-hero::before{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(135deg,rgba(13,47,38,.95) 0%,rgba(13,47,38,.66) 58%,rgba(13,47,38,.42) 100%);
}
.cat-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:3px;background:var(--grad);z-index:3;
}
.hero-inner{position:relative;z-index:2;padding:76px 0 68px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  background:rgba(199,242,74,.14);border:1px solid rgba(199,242,74,.45);
  color:var(--lime);font-size:12.5px;letter-spacing:.06em;margin-bottom:20px;
}
.hero-inner h1{
  font-size:clamp(28px,3.6vw,44px);line-height:1.2;letter-spacing:-.01em;
  font-weight:800;max-width:640px;color:#F7F4EE;
}
.hero-sub{
  margin-top:18px;max-width:560px;font-size:16.5px;line-height:1.85;
  color:rgba(247,244,238,.76);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-chips span{
  font-size:12.5px;padding:5px 12px;border-radius:999px;
  border:1px solid rgba(247,244,238,.24);color:rgba(247,244,238,.8);
}
.hero-figure{
  border-radius:16px;overflow:hidden;position:relative;
  box-shadow:0 24px 48px rgba(0,0,0,.34);
  border:1px solid rgba(247,244,238,.14);
}
.hero-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.hero-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:26px 16px 12px;
  font-size:12.5px;color:rgba(247,244,238,.82);
  background:linear-gradient(to top,rgba(13,47,38,.92),rgba(13,47,38,0));
}

/* ============ 筛选标签条 ============ */
.filter-bar{
  position:sticky;top:0;z-index:35;background:#fff;border-bottom:1px solid var(--line);
  box-shadow:0 2px 10px rgba(20,24,28,.04);
}
.filter-inner{display:flex;align-items:center;gap:12px;height:64px;overflow-x:auto;}
.filter-label{
  font-size:12.5px;letter-spacing:.06em;color:var(--t3);white-space:nowrap;
  padding-right:12px;border-right:1px solid var(--line);flex:0 0 auto;
}
.chip{
  display:inline-flex;align-items:center;height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:#fff;color:var(--t2);font-size:14px;white-space:nowrap;
  transition:all .24s var(--ease);flex:0 0 auto;
}
.chip:hover{border-color:var(--brand);color:var(--brand);background:#FFF7F2;}
.chip.is-on{background:var(--grad);border-color:transparent;color:#fff;font-weight:700;box-shadow:0 6px 16px rgba(255,77,28,.22);}

/* ============ 板块 ============ */
.sec{padding:74px 0;}
.sec-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{max-width:800px;}
.sec-head h2{
  display:flex;align-items:center;gap:12px;
  font-size:clamp(23px,2.4vw,30px);line-height:1.3;letter-spacing:-.01em;font-weight:800;color:var(--graphite);
}
.sec-head h2::before{
  content:"";width:3px;height:26px;border-radius:3px;background:var(--grad);flex:0 0 auto;
}
.sec-head p{margin-top:14px;font-size:15.5px;line-height:1.85;color:var(--t2);}
.sec-index{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:44px;height:26px;padding:0 8px;border-radius:999px;
  background:var(--graphite);color:#fff;border:1px solid var(--lime);
  font-size:12.5px;font-weight:700;letter-spacing:.04em;
}

/* ============ 三行式条目卡 ============ */
.entry-list{display:flex;flex-direction:column;gap:14px;margin-top:32px;}
.entry{
  display:grid;grid-template-columns:52px 48px 1fr auto;gap:18px;align-items:center;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:20px 24px;box-shadow:var(--sh1);
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.entry:hover{transform:translateY(-4px);box-shadow:var(--sh2);border-color:#F3C6AE;}
.entry-no{
  display:flex;align-items:center;justify-content:center;
  width:48px;height:48px;border-radius:14px;
  background:var(--graphite);color:#fff;border:1px solid var(--lime);
  font-size:13px;font-weight:700;letter-spacing:.02em;
}
.entry-ico{
  display:flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;
  background:#FFF3EC;color:var(--brand);font-size:17px;
}
.entry-title{display:block;font-size:17px;font-weight:700;color:var(--graphite);line-height:1.5;}
.entry-desc{display:block;margin-top:5px;font-size:14.5px;line-height:1.72;color:var(--t2);}
.entry-meta{display:flex;flex-direction:column;align-items:flex-end;gap:7px;white-space:nowrap;}
.entry-time{font-size:12.5px;color:var(--t3);}
.entry-badge{
  font-size:12px;padding:3px 11px;border-radius:999px;
  background:#F4F7EC;color:#3E5B2C;border:1px solid #DDE8C8;
}

/* ============ 图文区块 ============ */
.split{display:grid;grid-template-columns:1.02fr 1fr;gap:48px;align-items:center;}
.split-rev .split-media{order:2;}
.split-media{border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh1);}
.split-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s var(--ease);}
.split-media:hover img{transform:scale(1.03);}
.split-body h2{
  display:flex;align-items:center;gap:12px;font-size:clamp(21px,2.1vw,26px);line-height:1.35;
  letter-spacing:-.01em;font-weight:800;color:var(--graphite);
}
.split-body h2::before{content:"";width:3px;height:24px;border-radius:3px;background:var(--grad);flex:0 0 auto;}
.split-body > p{margin-top:14px;font-size:15.5px;line-height:1.85;color:var(--t2);}
.step-list{margin-top:22px;display:flex;flex-direction:column;gap:12px;counter-reset:st;}
.step-list li{
  position:relative;padding:12px 16px 12px 52px;background:var(--soft);
  border:1px solid var(--line);border-radius:14px;font-size:14.8px;line-height:1.7;color:var(--t2);
}
.step-list li::before{
  counter-increment:st;content:counter(st,decimal-leading-zero);
  position:absolute;left:14px;top:50%;transform:translateY(-50%);
  width:26px;height:26px;border-radius:9px;background:var(--graphite);border:1px solid var(--lime);
  color:#fff;font-size:11.5px;font-weight:700;display:flex;align-items:center;justify-content:center;
}
.note-line{
  margin-top:20px;padding:14px 18px;border-radius:14px;background:#fff;
  border-left:4px solid var(--lime);font-size:14.5px;line-height:1.75;color:var(--t2);
}

/* ============ FAQ ============ */
.faq-wrap{margin-top:30px;max-width:880px;}
.accordion{background:transparent;border:0;margin:0;}
.accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:18px;
  margin-bottom:12px;overflow:hidden;box-shadow:var(--sh1);
  transition:box-shadow .3s var(--ease),border-color .3s var(--ease);
}
.accordion-item:hover{border-color:#F3C6AE;box-shadow:var(--sh2);}
.accordion-title{
  position:relative;display:block;padding:20px 56px 20px 22px;
  font-size:17px;font-weight:700;line-height:1.55;color:var(--graphite);
  background:transparent;border:0;transition:background-color .24s var(--ease);
}
.accordion-title:hover{background:var(--hover-soft,#FBF8F2);}
.accordion-title::before{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  color:var(--brand);font-size:13px;transition:transform .3s var(--ease);
}
.accordion-item.is-active .accordion-title{box-shadow:inset 3px 0 0 var(--brand);}
.accordion-item.is-active .accordion-title::before{transform:translateY(-50%) rotate(180deg);}
.accordion-content{
  padding:0 22px 22px;font-size:15px;line-height:1.85;color:var(--t2);
  background:transparent;border:0;max-width:760px;
}

/* ============ CTA 通栏 ============ */
.cta-band{position:relative;background:var(--ink);color:#F7F4EE;padding:66px 0 70px;overflow:hidden;}
.cta-band::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:var(--grad);}
.cta-band::after{
  content:"";position:absolute;right:-120px;bottom:-160px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,106,43,.22),rgba(255,106,43,0) 68%);
}
.cta-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr 1fr;gap:44px;align-items:center;}
.cta-grid h2{font-size:clamp(22px,2.3vw,29px);line-height:1.35;letter-spacing:-.01em;font-weight:800;color:#F7F4EE;}
.cta-grid p{margin-top:14px;font-size:15.5px;line-height:1.85;color:rgba(247,244,238,.72);max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px;}
.cta-copy{display:flex;gap:10px;margin-top:22px;flex-wrap:wrap;}
.cta-input{
  flex:1 1 260px;height:48px;padding:0 16px;border-radius:12px;
  border:1px solid rgba(247,244,238,.26);background:rgba(247,244,238,.07);
  color:rgba(247,244,238,.86);font-size:13.5px;
}
.cta-input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,106,43,.18);}
.copy-tip{font-size:12.5px;color:var(--lime);margin-top:10px;min-height:18px;}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  height:48px;padding:0 24px;border-radius:var(--r-btn);border:0;
  font-size:15px;font-weight:700;cursor:pointer;position:relative;
  transition:transform .24s var(--ease),filter .24s var(--ease),background-color .24s var(--ease),border-color .24s var(--ease);
}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 8px 20px rgba(255,77,28,.26);}
.btn-primary::before{
  content:"";position:absolute;left:1px;right:1px;top:1px;height:1px;border-radius:11px 11px 0 0;
  background:rgba(255,255,255,.5);
}
.btn-primary:hover{filter:brightness(1.06);transform:translateY(-1px);color:#fff;}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{background:transparent;border:1.5px solid rgba(247,244,238,.58);color:#F7F4EE;}
.btn-ghost:hover{background:rgba(247,244,238,.1);color:#F7F4EE;}
.btn-outline{background:transparent;border:1.5px solid var(--ink);color:var(--ink);}
.btn-outline:hover{background:rgba(13,47,38,.08);}
.btn i{font-size:13px;}

/* ============ 面包屑 ============ */
.crumb{background:#fff;border-bottom:1px solid var(--line);}
.crumb-inner{display:flex;align-items:center;gap:8px;height:52px;font-size:13px;color:var(--t3);overflow:hidden;}
.crumb-inner a{color:var(--t2);}
.crumb-inner a:hover{color:var(--brand);}
.crumb-inner .sep{color:var(--line);}
.crumb-inner .cur{color:var(--t3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}

/* ============ 页脚 ============ */
.site-footer{background:var(--ink);color:rgba(247,244,238,.72);padding:58px 0 0;margin-top:0;}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:34px;}
.foot-brand .logo-lock{margin-bottom:16px;}
.foot-brand p{font-size:14px;line-height:1.85;color:rgba(247,244,238,.66);max-width:320px;}
.foot-col h4{
  font-size:13px;letter-spacing:.06em;color:rgba(247,244,238,.55);
  font-weight:700;margin-bottom:16px;
}
.foot-col ul{display:flex;flex-direction:column;gap:10px;}
.foot-col li{font-size:14px;line-height:1.75;color:rgba(247,244,238,.72);}
.foot-col a{
  position:relative;display:inline-block;font-size:14px;color:rgba(247,244,238,.72);
  transition:color .22s var(--ease),transform .22s var(--ease);
}
.foot-col a:hover{color:var(--lime);transform:translateX(2px);}
.foot-bottom{
  margin-top:44px;padding:20px 0;border-top:1px solid rgba(247,244,238,.1);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:12.5px;color:rgba(247,244,238,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1180px){
  .wrap{max-width:100%;}
}
@media (max-width:1023px){
  .side-rail{display:none;}
  .mobile-bar{display:flex;}
  .page{margin-left:0;}
  .filter-bar{top:56px;}
  .hero-inner{padding:56px 0 52px;}
  .split{grid-template-columns:1fr;gap:28px;}
  .split-rev .split-media{order:0;}
  .cta-grid{grid-template-columns:1fr;gap:28px;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px;}
  .sec{padding:56px 0;}
}
@media (max-width:767px){
  body{font-size:16px;}
  .wrap{padding:0 18px;}
  .sec{padding:48px 0;}
  .entry{grid-template-columns:42px 1fr;gap:14px;padding:18px;}
  .entry-no{width:42px;height:42px;border-radius:12px;font-size:12px;}
  .entry-ico{display:none;}
  .entry-meta{grid-column:1 / -1;flex-direction:row;align-items:center;justify-content:space-between;width:100%;}
  .entry-title{font-size:16.2px;}
  .hero-figure{margin-top:26px;}
  .filter-inner{height:58px;}
  .filter-label{display:none;}
  .btn{height:46px;padding:0 20px;font-size:14.5px;}
  .cta-band{padding:52px 0 56px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .foot-grid{grid-template-columns:1fr;gap:26px;}
  .foot-bottom{flex-direction:column;}
}
@media (max-width:520px){
  .hero-inner h1{font-size:27px;}
  .hero-actions .btn{width:100%;}
  .entry{padding:16px;}
  .sec-head h2{font-size:22px;}
}