/* roulang page: index */
:root{
  --c-brand:#FF5A1F;
  --c-brand-2:#FF8A3D;
  --c-grad:linear-gradient(135deg,#FF6A2B 0%,#FF3D5A 100%);
  --c-accent:#0FA37F;
  --c-ink:#171C21;
  --c-text:#333B43;
  --c-muted:#6C7681;
  --c-line:#E8E3DA;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-dark:#14181C;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 0 rgba(23,28,33,.04), 0 8px 24px rgba(23,28,33,.06);
  --sh-2:0 12px 32px rgba(23,28,33,.12);
  --ease:cubic-bezier(.2,.7,.3,1);

  --bs-primary:#FF5A1F;
  --bs-primary-rgb:255,90,31;
  --bs-body-bg:#FAF8F4;
  --bs-body-color:#333B43;
  --bs-border-color:#E8E3DA;
  --bs-border-radius:12px;
  --bs-border-radius-lg:14px;
  --bs-border-radius-sm:10px;
  --bs-link-color:#FF5A1F;
  --bs-link-hover-color:#D9450F;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  background:var(--c-bg);
  color:var(--c-text);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease),background-color .25s var(--ease),border-color .25s var(--ease);}
p{margin:0 0 18px;}
h1,h2,h3,h4{color:var(--c-ink);letter-spacing:-.3px;margin:0;}
ul,ol{margin:0;padding:0;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:8px;}

/* ---------- 布局骨架 ---------- */
.site-shell{display:flex;align-items:flex-start;max-width:1600px;margin:0 auto;}
.main-area{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;}
.content-wrap{width:100%;max-width:1000px;margin:0 auto;padding:0 24px;}

/* ---------- 左侧竖向导航 ---------- */
.sidebar{
  width:240px;flex:0 0 240px;position:sticky;top:0;height:100vh;
  background:var(--c-surface);border-right:1px solid var(--c-line);
  padding:22px 16px 18px;display:flex;flex-direction:column;z-index:40;
}
.brand{display:block;padding:2px 8px 14px;border-bottom:1px solid var(--c-line);}
.brand-main{display:flex;align-items:center;gap:8px;font-size:21px;font-weight:800;color:var(--c-ink);letter-spacing:-.6px;line-height:1.2;}
.brand-main::before{content:"";width:8px;height:22px;border-radius:4px;background:var(--c-grad);flex:0 0 8px;}
.brand-sub{display:block;font-size:12.5px;color:var(--c-muted);letter-spacing:.08em;margin-top:6px;}
.brand-note{font-size:12px;color:var(--c-muted);line-height:1.7;margin:10px 0 0;}
.side-nav{margin-top:14px;display:flex;flex-direction:column;gap:4px;}
.side-nav a{display:flex;align-items:center;gap:10px;height:44px;padding:0 10px;border-radius:var(--r-sm);font-size:14.5px;color:var(--c-text);position:relative;font-weight:500;}
.side-nav a:hover{background:#FFF1E8;color:var(--c-ink);}
.side-nav a.is-active{background:#FFF1E8;color:var(--c-ink);font-weight:700;}
.side-nav a.is-active::before{content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;border-radius:3px;background:var(--c-brand);}
.nav-num{font-size:12px;font-weight:700;color:var(--c-muted);width:20px;font-variant-numeric:tabular-nums;flex:0 0 20px;}
.side-nav a.is-active .nav-num{color:var(--c-brand);}
.nav-arrow{margin-left:auto;font-size:12px;color:var(--c-muted);transition:transform .25s var(--ease),color .25s var(--ease);}
.side-nav a:hover .nav-arrow{transform:translateX(3px);color:var(--c-brand);}
.side-foot{margin-top:auto;padding-top:14px;border-top:1px solid var(--c-line);}
.mini-stat{display:inline-flex;align-items:center;gap:8px;background:#EFFAF5;border:1px solid #CDEBE1;border-radius:var(--r-pill);padding:6px 12px;font-size:12px;color:#0B7A5F;}
.mini-stat b{font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.jump-link{display:inline-block;margin-top:12px;font-size:12.5px;font-weight:600;color:var(--c-brand);}
.jump-link:hover{color:#D9450F;}

/* ---------- 移动端顶部导航 ---------- */
.mobile-header{display:none;}
.topbar{display:none;}
.nav-toggle{width:44px;height:42px;border:1px solid var(--c-line);border-radius:var(--r-sm);background:#fff;display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;}
.nav-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);}
.mobile-nav{background:#fff;border-top:1px solid var(--c-line);padding:10px 14px 16px;max-height:72vh;overflow:auto;}
.mobile-nav a{display:flex;align-items:center;gap:10px;height:48px;padding:0 12px;border-radius:var(--r-sm);font-size:15px;color:var(--c-text);}
.mobile-nav a.is-active{background:#FFF1E8;color:var(--c-ink);font-weight:700;}
.mobile-nav a .nav-num{width:24px;}

/* ---------- 通用组件 ---------- */
.section{padding:46px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap;}
.sec-title{font-size:clamp(22px,2.4vw,30px);font-weight:700;line-height:1.3;position:relative;padding-left:14px;}
.sec-title::before{content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:3px;background:var(--c-grad);}
.sec-desc{font-size:14px;color:var(--c-muted);margin:8px 0 0;max-width:44em;}
.text-link{font-size:14px;font-weight:600;color:var(--c-brand);display:inline-flex;align-items:center;gap:6px;white-space:nowrap;}
.text-link:hover{color:#D9450F;}
.text-link:hover span{transform:translateX(3px);}
.text-link span{display:inline-block;transition:transform .25s var(--ease);}

.btn{--bs-btn-padding-x:24px;--bs-btn-padding-y:0;border-radius:12px;height:44px;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:15px;font-weight:600;border:1px solid transparent;transition:all .25s var(--ease);}
.btn-brand{background:var(--c-grad);color:#fff;box-shadow:0 8px 20px rgba(255,90,31,.28);}
.btn-brand:hover,.btn-brand:focus{color:#fff;filter:brightness(1.05);transform:translateY(-1px);}
.btn-brand:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,90,31,.26);}
.btn-line{background:#fff;border-color:var(--c-line);color:var(--c-text);}
.btn-line:hover,.btn-line:focus{border-color:var(--c-brand);color:var(--c-brand);background:#fff;}
.btn-ghost{background:transparent;border-color:rgba(255,255,255,.72);color:#fff;}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(255,255,255,.16);border-color:#fff;color:#fff;}

.eyebrow{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:600;color:var(--c-brand);background:#FFF1E8;border-radius:var(--r-pill);padding:5px 12px;letter-spacing:.04em;}

.stat-row{display:flex;flex-wrap:wrap;gap:10px;list-style:none;}
.stat{display:flex;align-items:baseline;gap:6px;background:#F1FBF7;border:1px solid #CDEBE1;border-radius:var(--r-pill);padding:6px 14px;}
.stat b{font-size:20px;font-weight:700;color:#0B7A5F;font-variant-numeric:tabular-nums;letter-spacing:-.5px;line-height:1.2;}
.stat span{font-size:12px;color:#2E7A66;}

.badge-cat{display:inline-block;background:#FFF1E8;color:var(--c-brand);font-size:12px;font-weight:600;border-radius:var(--r-pill);padding:3px 10px;line-height:1.6;}
.tag-count{display:inline-block;background:#F1FBF7;border:1px solid #CDEBE1;color:#0B7A5F;font-size:12px;font-weight:600;border-radius:var(--r-pill);padding:3px 10px;white-space:nowrap;line-height:1.6;}

/* ---------- Hero ---------- */
.hero{padding:38px 0 10px;}
.hero h1{font-size:clamp(28px,3.4vw,44px);font-weight:800;line-height:1.2;letter-spacing:-.5px;margin:16px 0 14px;}
.hero-sub{font-size:16.5px;color:var(--c-muted);margin:0 0 22px;max-width:32em;line-height:1.75;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:26px;}
.hero-figure{position:relative;margin:0;border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-1);aspect-ratio:4/3;background:#EFE9E0;}
.hero-figure img{width:100%;height:100%;object-fit:cover;}
.hero-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,rgba(255,106,43,.18),rgba(255,61,90,.05) 55%,rgba(23,28,33,.2));pointer-events:none;}
.float-badge{position:absolute;left:16px;bottom:16px;z-index:2;display:flex;align-items:center;gap:8px;background:rgba(255,255,255,.95);border-radius:var(--r-pill);padding:8px 14px;box-shadow:var(--sh-1);font-size:12px;color:var(--c-text);}
.float-badge b{font-size:16px;font-weight:700;color:var(--c-brand);font-variant-numeric:tabular-nums;}

/* ---------- 主题封面 ---------- */
.feature-cover{
  position:relative;border-radius:var(--r-lg);overflow:hidden;min-height:280px;
  display:flex;align-items:flex-end;box-shadow:var(--sh-1);
  background:#171C21 url('/assets/images/coverpic/cover-1.png') center/cover no-repeat;
}
.feature-cover::before{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,90,31,.86) 0%,rgba(255,61,90,.56) 58%,rgba(23,28,33,.34) 100%);}
.feature-inner{position:relative;z-index:2;padding:28px 30px;color:#fff;max-width:660px;}
.feature-inner h2{color:#fff;font-size:clamp(21px,2.2vw,27px);font-weight:800;line-height:1.3;margin-bottom:8px;}
.feature-inner p{font-size:14px;color:rgba(255,255,255,.9);margin:0 0 18px;max-width:32em;}

/* ---------- 合集目录 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:16px;}
.cat-card{grid-column:span 12;display:flex;align-items:center;gap:16px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:20px 22px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);}
.cat-num{font-size:28px;font-weight:800;color:rgba(255,90,31,.22);line-height:1;letter-spacing:-1px;font-variant-numeric:tabular-nums;flex:0 0 auto;transition:color .25s var(--ease);}
.cat-body{min-width:0;flex:1 1 auto;}
.cat-body h3{font-size:17px;font-weight:700;margin-bottom:4px;}
.cat-body p{font-size:13.5px;color:var(--c-muted);margin:0;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cat-meta{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.cat-meta .arrow{color:var(--c-muted);font-size:15px;transition:transform .25s var(--ease),color .25s var(--ease);}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFC9AE;}
.cat-card:hover .cat-num{color:var(--c-brand);}
.cat-card:hover .arrow{transform:translateX(4px);color:var(--c-brand);}
@media (min-width:768px){
  .cat-card:nth-child(odd){grid-column:span 7;}
  .cat-card:nth-child(even){grid-column:span 5;}
}

/* ---------- 精选条目 ---------- */
.pick-list{display:flex;flex-direction:column;gap:14px;}
.pick-item{display:flex;gap:18px;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);padding:14px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);}
.pick-thumb{flex:0 0 160px;width:160px;aspect-ratio:4/3;border-radius:var(--r-sm);overflow:hidden;background:#F1EBE2;}
.pick-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.pick-body{min-width:0;display:flex;flex-direction:column;gap:6px;padding:4px 4px 4px 0;}
.pick-body h3{font-size:17.5px;font-weight:700;line-height:1.45;}
.pick-body p{font-size:13.5px;color:var(--c-muted);margin:0;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.pick-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12.5px;color:var(--c-muted);margin-top:auto;}
.pick-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFC9AE;}
.pick-item:hover .pick-thumb img{transform:scale(1.03);}

/* ---------- 最新信息（CMS 区） ---------- */
.cms-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.cms-card{display:flex;flex-direction:column;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);}
.cms-cover{position:relative;aspect-ratio:16/9;background:#F1EBE2;overflow:hidden;}
.cms-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.cms-cover .badge-cat{position:absolute;left:12px;top:12px;background:rgba(255,255,255,.94);}
.cms-inner{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1 1 auto;}
.cms-inner h3{font-size:18px;font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-inner p{font-size:14px;color:var(--c-muted);margin:0;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.cms-foot{margin-top:auto;display:flex;align-items:center;gap:10px;font-size:12.5px;color:var(--c-muted);padding-top:4px;}
.cms-foot .cms-arrow{margin-left:auto;color:var(--c-muted);transition:transform .25s var(--ease),color .25s var(--ease);}
.cms-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFC9AE;}
.cms-card:hover .cms-cover img{transform:scale(1.03);}
.cms-card:hover .cms-arrow{transform:translateX(4px);color:var(--c-brand);}
.empty-state{background:#FFF7F0;border:1px dashed #FFD0B4;border-radius:var(--r-md);padding:40px 22px;text-align:center;}
.empty-state p{font-size:14.5px;color:var(--c-muted);margin:0 0 18px;}

/* ---------- 相关内容横向轨道 ---------- */
.track{display:flex;gap:16px;overflow-x:auto;padding:4px 4px 14px;scroll-snap-type:x mandatory;}
.track::-webkit-scrollbar{height:6px;}
.track::-webkit-scrollbar-thumb{background:#E0D8CC;border-radius:99px;}
.track::-webkit-scrollbar-track{background:transparent;}
.track-card{flex:0 0 260px;scroll-snap-align:start;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);}
.track-card .t-img{aspect-ratio:16/10;overflow:hidden;background:#F1EBE2;}
.track-card .t-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);}
.track-card .t-body{padding:14px 16px 16px;}
.track-card h3{font-size:15.5px;font-weight:700;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.track-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFC9AE;}
.track-card:hover .t-img img{transform:scale(1.03);}

/* ---------- CTA 大卡 ---------- */
.cta-card{position:relative;overflow:hidden;background:var(--c-dark);border-radius:var(--r-lg);padding:34px;color:#fff;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;}
.cta-card::before,.cta-card::after{content:"";position:absolute;border-radius:50%;border:1px solid rgba(255,255,255,.08);pointer-events:none;}
.cta-card::before{width:280px;height:280px;right:-70px;top:-110px;}
.cta-card::after{width:190px;height:190px;right:-20px;top:-60px;}
.cta-text{position:relative;z-index:2;max-width:34em;}
.cta-text h2{color:#fff;font-size:clamp(20px,2.2vw,26px);font-weight:800;line-height:1.35;margin-bottom:8px;}
.cta-text p{font-size:14px;color:rgba(255,255,255,.72);margin:0;line-height:1.8;}
.cta-actions{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- FAQ ---------- */
.faq .accordion-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md)!important;margin-bottom:12px;overflow:hidden;box-shadow:none;}
.faq .accordion-button{font-size:16px;font-weight:700;color:var(--c-ink);padding:18px 20px;background:#fff;box-shadow:none!important;border-radius:var(--r-md)!important;line-height:1.5;}
.faq .accordion-button:not(.collapsed){color:var(--c-brand);background:#FFF8F3;}
.faq .accordion-button:focus{box-shadow:none;outline:2px solid var(--c-brand);outline-offset:-2px;}
.faq .accordion-button::after{
  content:"";width:16px;height:16px;flex:0 0 16px;margin-left:auto;background-image:none;
  background:
    linear-gradient(var(--c-brand),var(--c-brand)) center/16px 2px no-repeat,
    linear-gradient(var(--c-brand),var(--c-brand)) center/2px 16px no-repeat;
  transition:transform .25s var(--ease);
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.faq .accordion-body{padding:0 20px 20px;font-size:14px;line-height:1.8;color:var(--c-muted);background:#fff;}
.faq .accordion-body strong{color:var(--c-text);font-weight:700;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:#fff;margin-top:56px;}
.footer-inner{max-width:1240px;margin:0 auto;padding:52px 24px 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-col p,.footer-col a{display:block;font-size:14px;line-height:2.2;color:rgba(255,255,255,.7);margin:0;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px;text-decoration-color:var(--c-brand);}
.f-logo{display:flex;align-items:center;gap:8px;font-size:19px;font-weight:800;color:#fff;letter-spacing:-.4px;margin-bottom:10px;}
.f-logo::before{content:"";width:7px;height:20px;border-radius:4px;background:var(--c-grad);}
.footer-desc{font-size:13.5px!important;line-height:1.9!important;color:rgba(255,255,255,.62)!important;max-width:24em;}
.footer-stat{display:inline-flex;align-items:center;gap:8px;margin-top:14px;background:rgba(15,163,127,.16);border:1px solid rgba(15,163,127,.4);border-radius:var(--r-pill);padding:5px 12px;font-size:12px;color:#7FE3C6;}
.footer-stat b{font-size:14px;font-weight:700;color:#9BF0D6;font-variant-numeric:tabular-nums;}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:36px;padding:18px 0 24px;font-size:12.5px;color:rgba(255,255,255,.5);display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;line-height:1.9;}
.footer-bottom span{max-width:100%;}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:26px;}
  .footer-col:last-child{grid-column:span 3;}
}
@media (max-width:991.98px){
  .sidebar{display:none;}
  .mobile-header{display:block;position:sticky;top:0;z-index:1030;background:#fff;border-bottom:1px solid var(--c-line);box-shadow:0 4px 16px rgba(23,28,33,.05);}
  .topbar{display:flex;height:60px;align-items:center;justify-content:space-between;padding:0 16px;background:#fff;}
  .topbar .brand-main{font-size:18px;}
  .topbar .brand-main::before{height:19px;}
  .content-wrap{padding:0 20px;}
  .section{padding:38px 0;}
  .cms-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-col:last-child{grid-column:span 2;}
  .site-footer{margin-top:44px;}
}
@media (max-width:767.98px){
  .hero{padding:26px 0 4px;}
  .hero-actions{margin-bottom:20px;}
  .feature-cover{min-height:230px;}
  .feature-inner{padding:22px 20px;}
  .cta-card{padding:26px 22px;}
  .pick-item{gap:14px;}
  .pick-thumb{flex:0 0 116px;width:116px;}
  .picker-body{padding-right:0;}
  .track-card{flex:0 0 78%;}
}
@media (max-width:575.98px){
  body{font-size:15.5px;}
  .content-wrap{padding:0 16px;}
  .section{padding:32px 0;}
  .stat{padding:5px 12px;}
  .stat b{font-size:18px;}
  .cat-card{flex-wrap:wrap;gap:12px;padding:16px 18px;}
  .cat-meta{width:100%;justify-content:space-between;}
  .cat-num{font-size:24px;}
  .pick-item{flex-direction:column;padding:12px;}
  .pick-thumb{flex:0 0 auto;width:100%;aspect-ratio:16/10;}
  .cms-grid{grid-template-columns:1fr;}
  .hero-actions .btn{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-col:last-child{grid-column:span 1;}
  .footer-bottom{font-size:12px;}
  .track-card{flex:0 0 80%;}
}

/* roulang page: category1 */
:root{
  --c-brand:#FF5A1F;
  --c-brand-2:#FF8A3D;
  --c-grad:linear-gradient(135deg,#FF6A2B 0%,#FF3D5A 100%);
  --c-accent:#0FA37F;
  --c-ink:#171C21;
  --c-text:#333B43;
  --c-muted:#6C7681;
  --c-line:#E8E3DA;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-dark:#14181C;
  --c-tint:#FFF3EC;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 0 rgba(23,28,33,.04),0 8px 24px rgba(23,28,33,.06);
  --sh-2:0 12px 32px rgba(23,28,33,.12);
  --ease:.25s cubic-bezier(.2,.7,.3,1);

  --bs-body-bg:#FAF8F4;
  --bs-body-color:#333B43;
  --bs-primary:#FF5A1F;
  --bs-link-color:#FF5A1F;
  --bs-link-hover-color:#DE4710;
  --bs-border-color:#E8E3DA;
  --bs-border-radius:12px;
  --bs-border-radius-lg:22px;
  --bs-border-radius-sm:10px;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-brand);text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease);}
a:hover{color:#DE4710;}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.5px;}
p{margin:0;}
ul,ol{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;}

/* ---------- 布局骨架 ---------- */
.layout{display:block;}
.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:240px;
  background:var(--c-surface);border-right:1px solid var(--c-line);
  padding:26px 16px 20px;z-index:40;
  display:flex;flex-direction:column;gap:20px;overflow-y:auto;
}
.content-wrap{margin-left:240px;min-height:100vh;}
.page-inner{max-width:1180px;margin:0 auto;padding:0 28px;}

/* ---------- 品牌字标 ---------- */
.brand{
  display:flex;flex-direction:column;gap:3px;
  padding:0 6px 16px;border-bottom:1px solid var(--c-line);
}
.brand-main{font-size:21px;font-weight:800;color:var(--c-ink);letter-spacing:-.6px;line-height:1.25;}
.brand-sub{font-size:12px;font-weight:600;color:var(--c-brand);letter-spacing:1px;}
.brand-note{font-size:11px;line-height:1.7;color:var(--c-muted);padding:0 6px;}

/* ---------- 左侧导航 ---------- */
.side-nav{display:flex;flex-direction:column;gap:4px;}
.side-nav a{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:10px;
  font-size:14px;font-weight:600;color:var(--c-text);
  transition:background var(--ease),color var(--ease);
}
.side-nav a:hover{background:var(--c-tint);color:var(--c-brand);}
.side-nav a.is-active{background:var(--c-tint);color:var(--c-brand);font-weight:700;}
.side-nav a.is-active::before{
  content:"";position:absolute;left:0;top:11px;bottom:11px;width:3px;
  border-radius:3px;background:var(--c-grad);
}
.nav-num{width:16px;font-size:11px;font-weight:700;color:var(--c-muted);font-variant-numeric:tabular-nums;}
.side-nav a.is-active .nav-num{color:var(--c-brand);}
.nav-arrow{margin-left:auto;font-size:15px;color:var(--c-muted);opacity:.55;transition:transform var(--ease),opacity var(--ease);}
.side-nav a:hover .nav-arrow{transform:translateX(4px);opacity:1;color:var(--c-brand);}
.side-foot{margin-top:auto;padding:16px 8px 0;border-top:1px solid var(--c-line);font-size:12px;color:var(--c-muted);line-height:1.7;}

/* ---------- 移动端顶栏 ---------- */
.mobile-bar{display:none;}
.mobile-toggle{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);
  background:#fff;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:4px;
  cursor:pointer;
}
.mobile-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);}
.brand-mobile{font-size:17px;font-weight:800;color:var(--c-ink);letter-spacing:-.4px;}
.mobile-nav{background:var(--c-surface);}
.mobile-nav .brand-main{font-size:18px;}
.mobile-nav .side-nav a{height:48px;}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:24px 0 6px;}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--c-muted);margin:0;}
.breadcrumb-item+.breadcrumb-item::before{content:"/";color:#C3BCB2;padding-right:8px;}
.breadcrumb a{color:var(--c-muted);}
.breadcrumb a:hover{color:var(--c-brand);}
.breadcrumb .active{color:var(--c-text);font-weight:600;}

/* ---------- 通用板块 ---------- */
.section{padding:40px 0;}
.section-tight{padding:28px 0;}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px;margin-bottom:26px;}
.sec-head h2{
  position:relative;font-size:clamp(22px,2.4vw,30px);line-height:1.3;padding-left:16px;font-weight:700;
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:3px;background:var(--c-grad);
}
.sec-head p{font-size:14px;color:var(--c-muted);line-height:1.8;}

/* ---------- 迷你 Hero ---------- */
.hero-mini{
  background:linear-gradient(180deg,#FFFFFF 0%,#FFF9F5 100%);
  border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:38px 34px;box-shadow:var(--sh-1);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:600;letter-spacing:.08em;
  color:var(--c-brand);background:var(--c-tint);
  border-radius:var(--r-pill);padding:5px 14px;margin-bottom:16px;
}
.hero-mini h1{font-size:clamp(28px,3.4vw,44px);line-height:1.2;font-weight:800;letter-spacing:-.5px;margin-bottom:14px;}
.hero-lead{font-size:16px;color:var(--c-muted);line-height:1.8;margin-bottom:24px;max-width:34em;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-figure{
  position:relative;margin:0;border-radius:var(--r-lg);overflow:hidden;
  box-shadow:var(--sh-1);background:#F3EDE6;
}
.hero-figure img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3;transition:transform .5s cubic-bezier(.2,.7,.3,1);}
.hero-figure:hover img{transform:scale(1.03);}
.hero-figure::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(200deg,rgba(255,90,31,.20) 0%,rgba(255,61,90,.02) 55%,rgba(23,28,33,.20) 100%);
  pointer-events:none;
}
.float-badge{
  position:absolute;left:16px;bottom:16px;z-index:2;
  display:inline-flex;align-items:baseline;gap:6px;
  background:rgba(255,255,255,.94);border:1px solid rgba(15,163,127,.28);
  color:var(--c-accent);border-radius:var(--r-pill);padding:7px 16px;
  font-size:12px;font-weight:600;backdrop-filter:blur(4px);
}
.float-badge b{font-size:20px;font-weight:700;letter-spacing:-.5px;font-variant-numeric:tabular-nums;}

/* ---------- 按钮 ---------- */
.btn{transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease);}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border:0;border-radius:12px;
  background:var(--c-grad);color:#fff;font-size:15px;font-weight:700;letter-spacing:.02em;
  box-shadow:0 8px 20px rgba(255,90,31,.28);
}
.btn-brand:hover,.btn-brand:focus{color:#fff;transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 12px 26px rgba(255,90,31,.34);}
.btn-brand:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,90,31,.28);}
.btn-outline-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;
  background:#fff;border:1px solid var(--c-line);color:var(--c-text);
  font-size:15px;font-weight:600;
}
.btn-outline-soft:hover,.btn-outline-soft:focus{border-color:var(--c-brand);color:var(--c-brand);transform:translateY(-1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;
  background:transparent;border:1px solid rgba(255,255,255,.6);color:#fff;
  font-size:15px;font-weight:600;
}
.btn-ghost:hover,.btn-ghost:focus{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;transform:translateY(-1px);}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:700;color:var(--c-brand);}
.link-more span{transition:transform var(--ease);}
.link-more:hover span{transform:translateX(4px);}

/* ---------- 步骤条 ---------- */
.step-track{
  display:grid;grid-template-columns:repeat(4,1fr);gap:28px;
  counter-reset:step;
}
.step-item{
  position:relative;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:24px 22px 22px;box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD6C2;}
.step-item::after{
  content:"→";position:absolute;right:-20px;top:50%;transform:translateY(-50%);
  color:var(--c-brand);font-size:16px;font-weight:700;line-height:1;
}
.step-item:last-child::after{display:none;}
.step-num{
  display:inline-block;font-size:28px;font-weight:700;letter-spacing:-1px;
  color:rgba(255,90,31,.28);font-variant-numeric:tabular-nums;line-height:1;margin-bottom:12px;
  transition:color var(--ease);
}
.step-item:hover .step-num{color:var(--c-brand);}
.step-item h3{font-size:17px;font-weight:700;margin-bottom:8px;}
.step-item p{font-size:14px;line-height:1.8;color:var(--c-muted);}

/* ---------- 图文块 ---------- */
.media-card{
  position:relative;height:100%;min-height:260px;border-radius:var(--r-lg);
  overflow:hidden;box-shadow:var(--sh-1);background:#F3EDE6;
}
.media-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s cubic-bezier(.2,.7,.3,1);}
.media-card:hover img{transform:scale(1.03);}
.media-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(23,28,33,0) 45%,rgba(23,28,33,.38) 100%);
  pointer-events:none;
}
.tag-float{
  position:absolute;left:14px;top:14px;z-index:2;
  background:rgba(255,255,255,.94);color:var(--c-brand);
  border-radius:var(--r-pill);padding:4px 13px;font-size:12px;font-weight:600;
}
.text-card{
  height:100%;background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);padding:28px 26px;box-shadow:var(--sh-1);
  display:flex;flex-direction:column;gap:14px;
}
.text-card h2{font-size:clamp(20px,2.1vw,24px);line-height:1.35;}
.text-card p{font-size:15px;line-height:1.85;color:var(--c-text);}
.dot-list{display:flex;flex-direction:column;gap:9px;margin:2px 0 4px;}
.dot-list li{position:relative;padding-left:20px;font-size:14px;line-height:1.8;color:var(--c-muted);}
.dot-list li::before{
  content:"";position:absolute;left:2px;top:.72em;width:6px;height:6px;border-radius:50%;
  background:var(--c-grad);
}
.text-card .link-more{margin-top:auto;}

/* ---------- 数据徽章条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);
  padding:26px 28px;box-shadow:var(--sh-1);
}
.stat-item{display:flex;align-items:baseline;gap:10px;}
.stat-item b{
  font-size:28px;font-weight:700;letter-spacing:-.5px;color:var(--c-accent);
  font-variant-numeric:tabular-nums;line-height:1;
}
.stat-item span{font-size:12px;color:var(--c-muted);line-height:1.6;}

/* ---------- CTA 大卡 ---------- */
.cta-card{
  position:relative;overflow:hidden;border-radius:var(--r-lg);
  background:var(--c-grad);padding:36px 34px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:22px;
  box-shadow:0 18px 40px rgba(255,61,90,.22);
}
.cta-card::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  border:2px solid rgba(255,255,255,.16);box-shadow:0 0 0 40px rgba(255,255,255,.06);
  pointer-events:none;
}
.cta-card h2{color:#fff;font-size:clamp(20px,2.2vw,26px);line-height:1.35;margin-bottom:8px;position:relative;z-index:1;}
.cta-card p{color:rgba(255,255,255,.88);font-size:14px;line-height:1.8;position:relative;z-index:1;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1;}

/* ---------- 相关分类条 ---------- */
.rel-strip{display:flex;gap:14px;overflow-x:auto;padding:4px 2px 10px;scrollbar-width:thin;}
.rel-item{
  flex:0 0 230px;display:flex;flex-direction:column;gap:6px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:18px 18px 16px;box-shadow:var(--sh-1);color:var(--c-text);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rel-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD6C2;color:var(--c-text);}
.rel-num{font-size:12px;font-weight:700;color:var(--c-brand);letter-spacing:.06em;font-variant-numeric:tabular-nums;}
.rel-name{font-size:16px;font-weight:700;color:var(--c-ink);}
.rel-desc{font-size:13px;color:var(--c-muted);line-height:1.7;}
.rel-arrow{margin-top:auto;font-size:15px;color:var(--c-brand);font-weight:700;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);margin-top:56px;}
.footer-inner{max-width:1180px;margin:0 auto;padding:56px 28px 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;padding-bottom:38px;}
.footer-col{display:flex;flex-direction:column;gap:4px;}
.f-logo{font-size:20px;font-weight:800;color:#fff;letter-spacing:-.4px;margin-bottom:10px;}
.footer-desc{font-size:13px;line-height:1.9;color:rgba(255,255,255,.6);margin-bottom:14px;}
.footer-stat{
  display:inline-flex;align-items:baseline;gap:6px;align-self:flex-start;
  border:1px solid rgba(15,163,127,.5);color:#5FD8BB;border-radius:var(--r-pill);
  padding:5px 14px;font-size:12px;font-weight:600;
}
.footer-stat b{font-size:16px;font-weight:700;font-variant-numeric:tabular-nums;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:12px;}
.footer-col a{
  font-size:14px;line-height:2.2;color:rgba(255,255,255,.7);
  text-decoration:none;width:fit-content;border-bottom:2px solid transparent;
}
.footer-col a:hover{color:#fff;border-bottom-color:var(--c-brand);}
.footer-col p{font-size:13px;line-height:2;color:rgba(255,255,255,.6);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  border-top:1px solid rgba(255,255,255,.08);padding:20px 0 24px;
  font-size:12px;color:rgba(255,255,255,.45);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .page-inner{padding:0 22px;}
  .footer-inner{padding:48px 22px 0;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px;}
  .footer-grid .footer-col:last-child{grid-column:1 / -1;}
}
@media (max-width:991px){
  .sidebar{display:none;}
  .content-wrap{margin-left:0;}
  .mobile-bar{
    display:flex;align-items:center;justify-content:space-between;
    position:sticky;top:0;z-index:40;height:60px;padding:0 16px;
    background:#fff;border-bottom:1px solid var(--c-line);
  }
  .hero-mini{padding:30px 24px;}
  .step-track{grid-template-columns:repeat(2,1fr);gap:20px;}
  .step-item::after{display:none;}
  .stat-strip{grid-template-columns:repeat(2,1fr);gap:20px;padding:22px;}
  .cta-card{padding:28px 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:575px){
  body{font-size:15px;}
  .page-inner{padding:0 16px;}
  .crumb-bar{padding:18px 0 4px;}
  .hero-mini{padding:24px 18px;border-radius:18px;}
  .hero-lead{font-size:15px;}
  .hero-actions{gap:10px;}
  .hero-actions .btn-brand,.hero-actions .btn-outline-soft{flex:1 1 100%;}
  .section{padding:28px 0;}
  .step-track{grid-template-columns:1fr;gap:16px;}
  .step-item{padding:20px 18px;}
  .stat-strip{grid-template-columns:repeat(2,1fr);gap:18px 12px;padding:20px 18px;}
  .stat-item b{font-size:24px;}
  .media-card{min-height:200px;}
  .text-card{padding:22px 18px;}
  .rel-item{flex:0 0 80%;}
  .cta-actions .btn-brand,.cta-actions .btn-ghost{flex:1 1 100%;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-inner{padding:40px 16px 0;}
  .footer-bottom{flex-direction:column;gap:6px;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: article */
:root{
  --c-brand:#FF5A1F;
  --c-brand-2:#FF8A3D;
  --c-grad:linear-gradient(135deg,#FF6A2B 0%,#FF3D5A 100%);
  --c-accent:#0FA37F;
  --c-ink:#171C21;
  --c-text:#333B43;
  --c-muted:#6C7681;
  --c-line:#E8E3DA;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-dark:#14181C;
  --c-soft:#FFF1E8;
  --c-warm:#FFF7F0;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 0 rgba(23,28,33,.04),0 8px 24px rgba(23,28,33,.06);
  --sh-2:0 12px 32px rgba(23,28,33,.12);
  --tr:.25s cubic-bezier(.2,.7,.3,1);

  --bs-primary:#FF5A1F;
  --bs-primary-rgb:255,90,31;
  --bs-body-bg:#FAF8F4;
  --bs-body-color:#333B43;
  --bs-border-color:#E8E3DA;
  --bs-border-radius:.75rem;
  --bs-border-radius-sm:.625rem;
  --bs-border-radius-lg:1.375rem;
  --bs-link-color:#FF5A1F;
  --bs-link-hover-color:#DC4812;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-brand);text-decoration:none;transition:color var(--tr),background var(--tr),border-color var(--tr),transform var(--tr);}
a:hover{color:#DC4812;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;}

/* ============ 布局骨架 ============ */
.layout{display:flex;align-items:flex-start;min-height:100vh;}
.main-col{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;}

/* ============ 左侧竖向导航 ============ */
.sidebar{
  width:240px;flex:0 0 240px;
  position:sticky;top:0;height:100vh;
  background:var(--c-surface);
  border-right:1px solid var(--c-line);
  padding:26px 16px 20px;
  display:flex;flex-direction:column;
  overflow-y:auto;
}
.side-brand{display:flex;flex-direction:column;text-decoration:none;line-height:1.25;}
.side-brand .brand-main{font-size:21px;font-weight:800;color:var(--c-ink);letter-spacing:-.5px;}
.side-brand .brand-sub{font-size:12px;color:var(--c-muted);letter-spacing:.06em;margin-top:4px;}
.side-note{font-size:12px;color:var(--c-muted);line-height:1.7;margin:10px 0 20px;}
.side-nav{display:flex;flex-direction:column;gap:4px;}
.side-nav a{
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;
  border-radius:var(--r-sm);
  color:var(--c-text);font-size:14px;font-weight:600;
  position:relative;
}
.side-nav a:hover{background:var(--c-soft);color:var(--c-brand);}
.side-nav a.is-active{background:var(--c-soft);color:var(--c-brand);font-weight:700;box-shadow:inset 3px 0 0 var(--c-brand);}
.nav-num{font-size:12px;color:var(--c-muted);width:16px;flex:0 0 16px;font-variant-numeric:tabular-nums;}
.side-nav a:hover .nav-num,.side-nav a.is-active .nav-num{color:var(--c-brand);}
.nav-arrow{margin-left:auto;font-size:15px;opacity:.35;transition:transform var(--tr),opacity var(--tr);}
.side-nav a:hover .nav-arrow{transform:translateX(3px);opacity:1;}
.side-foot{margin-top:auto;padding-top:22px;display:flex;flex-direction:column;gap:10px;}
.side-stat{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  padding:6px 12px;border-radius:var(--r-pill);
  background:#EDFAF5;border:1px solid #CBEEDF;
  font-size:12px;color:#0B7A60;font-weight:600;
}
.side-stat b{font-size:16px;font-weight:800;letter-spacing:-.5px;font-variant-numeric:tabular-nums;}
.side-more{font-size:12.5px;color:var(--c-muted);font-weight:600;}
.side-more:hover{color:var(--c-brand);}

/* ============ 移动端顶栏 ============ */
.topbar{
  display:none;align-items:center;justify-content:space-between;
  height:60px;padding:0 18px;background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  position:sticky;top:0;z-index:1030;
}
.topbar-logo{display:flex;flex-direction:column;line-height:1.2;}
.topbar-logo .t-main{font-size:17px;font-weight:800;color:var(--c-ink);letter-spacing:-.3px;}
.topbar-logo .t-sub{font-size:11px;color:var(--c-muted);margin-top:2px;}
.topbar-toggle{
  width:42px;height:42px;border:1px solid var(--c-line);border-radius:var(--r-sm);
  background:var(--c-surface);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  cursor:pointer;transition:border-color var(--tr),background var(--tr);
}
.topbar-toggle:hover{border-color:var(--c-brand);background:var(--c-soft);}
.topbar-toggle span{display:block;width:18px;height:2px;background:var(--c-ink);border-radius:2px;}
.mobile-nav{background:var(--c-surface);border-bottom:1px solid var(--c-line);}
.mobile-nav nav{padding:8px 12px 16px;display:flex;flex-direction:column;gap:2px;}
.mobile-nav a{
  display:flex;align-items:center;gap:10px;height:48px;padding:0 12px;
  border-radius:var(--r-sm);color:var(--c-text);font-size:15px;font-weight:600;
}
.mobile-nav a:hover,.mobile-nav a:focus{background:var(--c-soft);color:var(--c-brand);}

/* ============ 主内容容器 ============ */
.page{
  flex:1 0 auto;width:100%;max-width:1040px;margin:0 auto;
  padding:26px 32px 56px;
}

/* ============ 面包屑 ============ */
.crumb-wrap{margin-bottom:20px;}
.crumb{
  --bs-breadcrumb-divider:"/";
  margin:0;font-size:13px;flex-wrap:wrap;row-gap:4px;
}
.crumb .breadcrumb-item{color:var(--c-muted);}
.crumb .breadcrumb-item + .breadcrumb-item::before{color:#C9C2B6;padding:0 8px;}
.crumb .breadcrumb-item a{color:var(--c-muted);}
.crumb .breadcrumb-item a:hover{color:var(--c-brand);}
.crumb .breadcrumb-item.active{
  color:var(--c-text);font-weight:600;
  max-width:min(520px,60vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.crumb-cat{color:var(--c-brand);font-weight:600;}

/* ============ 文章头部 ============ */
.article-head{margin-bottom:26px;}
.head-cat{
  display:inline-block;font-size:13px;font-weight:700;color:var(--c-brand);
  background:var(--c-soft);border-radius:var(--r-pill);padding:4px 14px;margin-bottom:14px;
}
.article-head h1{
  font-size:clamp(26px,3.2vw,40px);
  font-weight:800;line-height:1.25;letter-spacing:-.5px;
  color:var(--c-ink);margin:0 0 16px;
}
.meta-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--c-muted);}
.meta-item{font-variant-numeric:tabular-nums;}
.meta-dot{width:4px;height:4px;border-radius:50%;background:#CFC8BC;display:inline-block;}
.badge-cat{
  display:inline-flex;align-items:center;
  background:var(--c-soft);color:var(--c-brand);
  font-size:12px;font-weight:600;padding:3px 12px;border-radius:var(--r-pill);
}

/* ============ 阅读区双栏 ============ */
.reading-grid{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:26px;align-items:start;}
.reading-card{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  padding:34px 34px 30px;
  min-width:0;
}

/* 正文排版 */
.article-body{font-size:16px;line-height:1.85;color:var(--c-text);}
.article-body > :first-child{margin-top:0;}
.article-body p{margin:0 0 18px;}
.article-body h2{
  position:relative;
  font-size:clamp(21px,2.2vw,24px);
  font-weight:700;color:var(--c-ink);line-height:1.4;
  margin:40px 0 16px;padding-left:15px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:2px;background:var(--c-grad);
}
.article-body h3{font-size:19px;font-weight:700;color:var(--c-ink);margin:28px 0 12px;line-height:1.5;}
.article-body h4{font-size:17px;font-weight:700;color:var(--c-ink);margin:22px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:1.4em;}
.article-body ul{list-style:none;padding-left:1.15em;}
.article-body ul > li{position:relative;padding-left:14px;}
.article-body ul > li::before{
  content:"";position:absolute;left:0;top:.72em;width:6px;height:6px;border-radius:50%;background:var(--c-brand);
}
.article-body ol{list-style:decimal;padding-left:1.6em;}
.article-body ol > li::marker{color:var(--c-brand);font-weight:700;font-variant-numeric:tabular-nums;}
.article-body li{margin-bottom:8px;}
.article-body strong{color:var(--c-ink);font-weight:700;}
.article-body a{color:var(--c-brand);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:#C63E0C;}
.article-body img{border-radius:var(--r-md);margin:6px auto 10px;}
.article-body figure{margin:0 0 20px;}
.article-body figcaption{font-size:13px;color:var(--c-muted);text-align:center;margin-top:8px;}
.article-body blockquote{
  margin:0 0 20px;padding:16px 20px;
  background:var(--c-warm);
  border-left:4px solid var(--c-brand);
  border-radius:0 12px 12px 0;
  color:#4A5158;font-size:15.5px;
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--c-line);padding:10px 14px;text-align:left;}
.article-body th{background:#FBF6EF;color:var(--c-ink);font-weight:700;}
.article-body code{
  background:#F4F1EB;border-radius:8px;padding:2px 7px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;color:#B0431A;
}
.article-body pre{
  background:#F4F1EB;border-radius:var(--r-sm);padding:16px 18px;overflow-x:auto;margin:0 0 20px;
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:14px;line-height:1.7;
}
.article-body pre code{background:transparent;padding:0;color:var(--c-text);}
.article-body hr{border:0;border-top:1px solid var(--c-line);margin:32px 0;}

/* 空态 */
.empty-box{
  text-align:center;background:var(--c-warm);
  border:1px dashed #F0D8C4;border-radius:var(--r-md);
  padding:48px 24px;
}
.empty-mark{
  width:52px;height:52px;border-radius:50%;margin:0 auto 16px;
  background:var(--c-grad);color:#fff;font-size:24px;font-weight:800;
  display:flex;align-items:center;justify-content:center;
}
.empty-title{font-size:20px;font-weight:700;color:var(--c-ink);margin-bottom:10px;}
.empty-box p{color:var(--c-muted);font-size:14.5px;margin:0 0 20px;}

/* ============ 侧栏 ============ */
.side-sticky{position:sticky;top:24px;display:flex;flex-direction:column;gap:18px;}
.side-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-1);padding:18px;
}
.side-card h3{
  font-size:14px;font-weight:700;color:var(--c-ink);
  margin:0 0 12px;display:flex;align-items:center;gap:8px;
}
.side-card h3::before{
  content:"";width:4px;height:14px;border-radius:2px;background:var(--c-grad);display:inline-block;
}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:340px;overflow-y:auto;}
.toc-list a{
  display:block;font-size:13.5px;line-height:1.55;color:var(--c-muted);
  padding:7px 10px;border-radius:8px;
}
.toc-list a:hover{background:var(--c-soft);color:var(--c-brand);}
.toc-list a.active{background:var(--c-soft);color:var(--c-brand);font-weight:700;box-shadow:inset 3px 0 0 var(--c-brand);}
.mini-list{display:flex;flex-direction:column;gap:6px;}
.mini-card{display:flex;gap:12px;align-items:center;padding:8px;border-radius:var(--r-sm);color:var(--c-text);}
.mini-card:hover{background:var(--c-soft);}
.mini-card img{width:72px;height:72px;object-fit:cover;border-radius:10px;flex:0 0 72px;}
.mini-card .mini-title{
  font-size:13.5px;font-weight:600;line-height:1.5;color:var(--c-ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mini-card:hover .mini-title{color:var(--c-brand);}
.mini-tag{font-size:11.5px;color:var(--c-accent);font-weight:600;margin-top:4px;display:block;}

/* ============ 文末操作区 ============ */
.action-bar{
  margin-top:26px;background:var(--c-warm);
  border:1px solid #F6E3D2;border-radius:var(--r-md);
  padding:20px 22px;
  display:flex;align-items:center;justify-content:space-between;
  gap:14px;flex-wrap:wrap;
}
.action-bar .action-text{font-size:14px;color:var(--c-muted);line-height:1.7;}
.action-bar .action-text b{display:block;font-size:16px;color:var(--c-ink);margin-bottom:2px;}
.action-group{display:flex;gap:10px;flex-wrap:wrap;}

/* ============ 按钮 ============ */
.btn{transition:transform var(--tr),box-shadow var(--tr),background var(--tr),color var(--tr),border-color var(--tr);}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  height:44px;padding:0 24px;border-radius:12px;border:0;
  background:var(--c-grad);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 8px 20px rgba(255,90,31,.28);cursor:pointer;
}
.btn-brand:hover{color:#fff;filter:brightness(1.06);transform:translateY(-1px);}
.btn-brand:active{transform:translateY(0);box-shadow:0 4px 12px rgba(255,90,31,.24);}
.btn-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  height:44px;padding:0 22px;border-radius:12px;
  background:var(--c-surface);border:1px solid var(--c-line);
  color:var(--c-text);font-size:15px;font-weight:600;cursor:pointer;
}
.btn-soft:hover{border-color:var(--c-brand);color:var(--c-brand);background:var(--c-surface);transform:translateY(-1px);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  height:40px;padding:0 20px;border-radius:12px;
  background:transparent;border:1px solid rgba(255,255,255,.6);color:#fff;
  font-size:14px;font-weight:600;
}
.btn-ghost:hover{background:#fff;color:var(--c-ink);border-color:#fff;}

/* ============ 相关推荐 ============ */
.section-block{margin-top:40px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px;}
.section-head h2{
  position:relative;font-size:clamp(19px,2vw,23px);font-weight:700;color:var(--c-ink);
  margin:0;padding-left:14px;line-height:1.35;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:2px;background:var(--c-grad);
}
.section-head .head-link{font-size:13.5px;font-weight:600;color:var(--c-muted);}
.section-head .head-link:hover{color:var(--c-brand);}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;}
.rel-card{
  display:flex;flex-direction:column;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);overflow:hidden;box-shadow:var(--sh-1);
  color:var(--c-text);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);color:var(--c-text);}
.rel-card .rel-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#F1EBE1;}
.rel-card .rel-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--tr);}
.rel-card:hover .rel-media img{transform:scale(1.03);}
.rel-card .rel-body{padding:16px 16px 18px;}
.rel-card h3{font-size:16px;font-weight:700;color:var(--c-ink);line-height:1.5;margin:0 0 8px;}
.rel-card:hover h3{color:var(--c-brand);}
.rel-card .rel-desc{
  font-size:13.5px;color:var(--c-muted);line-height:1.7;margin:0 0 10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-card .rel-meta{font-size:12.5px;color:var(--c-muted);display:flex;align-items:center;gap:8px;}
.dot-sep{width:3px;height:3px;border-radius:50%;background:#CFC8BC;}

.back-wrap{display:flex;justify-content:center;margin-top:34px;}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);margin-top:64px;padding-top:54px;}
.footer-inner{max-width:1240px;margin:0 auto;padding:0 32px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:40px;}
.f-logo{font-size:20px;font-weight:800;color:#fff;letter-spacing:-.3px;}
.footer-desc{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.62);margin:12px 0 16px;max-width:320px;}
.footer-stat{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);color:#fff;font-size:12px;font-weight:600;
}
.footer-stat b{color:#8FE3CC;font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin:0 0 14px;}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.7);line-height:2.2;}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-brand);text-decoration-thickness:2px;text-underline-offset:4px;}
.footer-col p{margin:0 0 4px;font-size:13.5px;color:rgba(255,255,255,.6);line-height:2;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  padding:18px 0;display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .page{max-width:960px;}
  .reading-grid{grid-template-columns:minmax(0,1fr) 280px;gap:22px;}
}
@media (max-width:991.98px){
  .topbar{display:flex;}
  .sidebar{display:none;}
  .mobile-nav{display:block;}
  .page{padding:20px 22px 44px;}
  .reading-grid{grid-template-columns:minmax(0,1fr);}
  .side-sticky{position:static;flex-direction:row;flex-wrap:wrap;gap:16px;}
  .side-card{flex:1 1 260px;}
  .reading-card{padding:26px 22px 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (min-width:992px){
  .mobile-nav{display:none !important;}
}
@media (max-width:767.98px){
  body{font-size:15.5px;}
  .rel-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
  .crumb .breadcrumb-item.active{max-width:70vw;}
  .article-body h2{margin-top:32px;}
}
@media (max-width:575.98px){
  .page{padding:16px 16px 36px;}
  .reading-card{padding:22px 16px;}
  .rel-grid{grid-template-columns:minmax(0,1fr);}
  .side-sticky{flex-direction:column;}
  .action-bar{padding:18px 16px;}
  .action-group{width:100%;}
  .action-group .btn-brand,.action-group .btn-soft{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-inner{padding:0 20px;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .meta-row{font-size:12.5px;gap:8px;}
  .article-head h1{font-size:24px;}
}

/* roulang page: category2 */
:root{
  --c-brand:#FF5A1F;
  --c-brand-2:#FF8A3D;
  --c-grad:linear-gradient(135deg,#FF6A2B 0%,#FF3D5A 100%);
  --c-accent:#0FA37F;
  --c-ink:#171C21;
  --c-text:#333B43;
  --c-muted:#6C7681;
  --c-line:#E8E3DA;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-dark:#14181C;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 0 rgba(23,28,33,.04),0 8px 24px rgba(23,28,33,.06);
  --sh-2:0 12px 32px rgba(23,28,33,.12);
  --bs-primary:#FF5A1F;
  --bs-body-bg:#FAF8F4;
  --bs-body-color:#333B43;
  --bs-border-color:#E8E3DA;
  --bs-border-radius:.875rem;
  --bs-border-radius-lg:1.375rem;
  --bs-link-color:#FF5A1F;
  --bs-link-hover-color:#E0450E;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  color:var(--c-text);
  background:var(--c-bg);
  font-weight:400;
}
h1,h2,h3,h4,h5{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.2px}
p{margin:0 0 16px}
p:last-child{margin-bottom:0}
a{color:inherit;text-decoration:none;transition:color .25s cubic-bezier(.2,.7,.3,1),background-color .25s cubic-bezier(.2,.7,.3,1),border-color .25s cubic-bezier(.2,.7,.3,1),transform .25s cubic-bezier(.2,.7,.3,1)}
img{max-width:100%;display:block;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:8px}

/* ---------- 布局骨架 ---------- */
.app{display:flex;min-height:100vh;align-items:stretch}
.sidebar{display:none}
.main-area{flex:1 1 auto;min-width:0;display:flex;flex-direction:column}
.wrap{width:100%;max-width:1000px;margin:0 auto;padding:0 20px}
@media (min-width:992px){
  .sidebar{
    display:flex;flex-direction:column;gap:18px;
    flex:0 0 240px;width:240px;
    background:var(--c-surface);
    border-right:1px solid var(--c-line);
    position:sticky;top:0;height:100vh;
    padding:26px 18px 22px;
    overflow-y:auto;
  }
}

/* ---------- 侧栏品牌与导航 ---------- */
.brand-block{display:block}
.brand-mark{
  display:block;font-size:22px;font-weight:800;letter-spacing:-.5px;color:var(--c-ink);line-height:1.25;
}
.brand-mark span{color:var(--c-brand)}
.brand-sub{display:block;font-size:12px;color:var(--c-muted);margin-top:6px;letter-spacing:.12em}
.brand-note{font-size:12px;color:var(--c-muted);line-height:1.7;margin-top:12px;padding-top:12px;border-top:1px dashed var(--c-line)}
.side-nav{display:flex;flex-direction:column;gap:4px}
.side-nav a{
  display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:var(--r-sm);
  font-size:15px;color:var(--c-text);position:relative;
}
.side-nav a:hover{background:#FFF3EC;color:var(--c-brand)}
.side-nav a.is-active{background:#FFF1EA;color:var(--c-brand);font-weight:700}
.side-nav a.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:3px;background:var(--c-grad);
}
.nav-num{font-size:12px;font-weight:700;color:var(--c-muted);font-variant-numeric:tabular-nums;min-width:16px}
.side-nav a.is-active .nav-num{color:var(--c-brand)}
.nav-arrow{margin-left:auto;color:#B9C0C7;font-size:16px;line-height:1;transition:transform .25s cubic-bezier(.2,.7,.3,1),color .25s}
.side-nav a:hover .nav-arrow{transform:translateX(4px);color:var(--c-brand)}
.side-foot{margin-top:auto;padding-top:16px;border-top:1px solid var(--c-line);display:flex;flex-direction:column;gap:10px}
.side-badge{
  display:inline-flex;align-items:center;gap:6px;align-self:flex-start;
  font-size:12px;color:#0B8065;background:#E9F8F3;border:1px solid #CCEDE3;
  padding:5px 12px;border-radius:var(--r-pill);font-weight:600;
}
.side-badge b{font-size:14px;font-variant-numeric:tabular-nums}
.side-jump{font-size:13px;font-weight:600;color:var(--c-brand);display:inline-flex;align-items:center;gap:6px}
.side-jump:hover{color:#E0450E}
.side-jump svg,.side-jump .arw{transition:transform .25s}
.side-jump:hover .arw{transform:translateX(3px)}

/* ---------- 移动端顶栏 ---------- */
.topbar{
  position:sticky;top:0;z-index:1035;
  display:flex;align-items:center;justify-content:space-between;
  height:60px;padding:0 16px;
  background:var(--c-surface);border-bottom:1px solid var(--c-line);
  box-shadow:0 2px 12px rgba(23,28,33,.04);
}
.topbar-brand{font-size:18px;font-weight:800;letter-spacing:-.4px;color:var(--c-ink)}
.topbar-brand span{color:var(--c-brand)}
.menu-btn{
  width:42px;height:42px;border:1px solid var(--c-line);background:#fff;border-radius:12px;
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;
  cursor:pointer;transition:border-color .25s,background-color .25s;
}
.menu-btn span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:background-color .25s}
.menu-btn:hover{border-color:var(--c-brand);background:#FFF3EC}
.menu-btn:hover span{background:var(--c-brand)}
@media (min-width:992px){.topbar{display:none}}

.offcanvas{border:0;max-width:320px}
.offcanvas-header{border-bottom:1px solid var(--c-line);padding:18px 20px}
.offcanvas-title{font-size:18px;font-weight:800;letter-spacing:-.4px}
.offcanvas-title span{color:var(--c-brand)}
.offcanvas-body{padding:18px 16px}
.offcanvas .side-nav a{height:48px;font-size:16px}

/* ---------- 面包屑 ---------- */
.crumbs{padding:26px 0 0}
.breadcrumb{
  --bs-breadcrumb-divider:"/";
  margin:0;font-size:13px;color:var(--c-muted);
  display:flex;flex-wrap:wrap;align-items:center;gap:2px;
}
.breadcrumb .breadcrumb-item{color:var(--c-muted)}
.breadcrumb .breadcrumb-item a{color:var(--c-muted)}
.breadcrumb .breadcrumb-item a:hover{color:var(--c-brand)}
.breadcrumb .breadcrumb-item.active{color:var(--c-text);font-weight:600}
.breadcrumb-item+.breadcrumb-item::before{color:#C7CDD3;padding:0 6px}

/* ---------- 迷你 Hero ---------- */
.hero-band{
  margin-top:16px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:32px 26px 28px;
  box-shadow:var(--sh-1);
  position:relative;overflow:hidden;
}
.hero-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:200px;height:200px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.10) 0%,rgba(255,90,31,0) 70%);
  pointer-events:none;
}
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--c-brand);
  background:#FFF1EA;border-radius:var(--r-pill);padding:5px 14px;margin-bottom:16px;
}
.kicker i{width:6px;height:6px;border-radius:50%;background:var(--c-brand);display:inline-block}
h1{
  font-size:clamp(28px,3.4vw,44px);
  line-height:1.2;font-weight:800;letter-spacing:-.5px;
  margin-bottom:14px;
}
h1 em{font-style:normal;color:var(--c-brand)}
.hero-lead{font-size:16px;color:var(--c-muted);max-width:660px;margin-bottom:22px;line-height:1.9}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- 按钮 ---------- */
.btn-x{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 24px;border-radius:12px;
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,background-color .25s,border-color .25s,color .25s,filter .25s;
  white-space:nowrap;line-height:1.2;
}
.btn-x-primary{background:var(--c-grad);color:#fff;box-shadow:0 8px 20px rgba(255,90,31,.28)}
.btn-x-primary:hover{transform:translateY(-1px);filter:brightness(1.06);color:#fff}
.btn-x-primary:active{transform:translateY(0);filter:brightness(.98)}
.btn-x-soft{background:#fff;border-color:var(--c-line);color:var(--c-text)}
.btn-x-soft:hover{border-color:var(--c-brand);color:var(--c-brand);transform:translateY(-1px)}
.btn-x-ghost{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.72);color:#fff}
.btn-x-ghost:hover{background:rgba(255,255,255,.18);border-color:#fff;color:#fff;transform:translateY(-1px)}

/* ---------- 通用板块 ---------- */
.section{padding:44px 0 0}
@media (min-width:768px){.section{padding:60px 0 0}}
.sec-head{margin-bottom:22px}
.sec-title{
  position:relative;padding-left:16px;
  font-size:clamp(22px,2.4vw,30px);line-height:1.3;font-weight:700;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.2em;bottom:.2em;width:4px;border-radius:4px;background:var(--c-grad);
}
.sec-sub{margin-top:10px;font-size:15px;color:var(--c-muted);max-width:720px}

/* ---------- 数据徽章条 ---------- */
.stat-row{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media (min-width:768px){.stat-row{grid-template-columns:repeat(4,1fr);gap:14px}}
.stat-pill{
  background:#fff;border:1px solid #D6EDE6;border-radius:var(--r-md);
  padding:14px 16px;display:flex;flex-direction:column;gap:2px;
}
.stat-pill b{
  font-size:22px;font-weight:700;color:var(--c-accent);line-height:1.2;
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.stat-pill span{font-size:12px;color:var(--c-muted);line-height:1.6}

/* ---------- 时间线 ---------- */
.timeline{position:relative;padding-left:34px;margin-top:8px}
.timeline::before{
  content:"";position:absolute;left:10px;top:10px;bottom:10px;width:2px;
  background:var(--c-line);border-radius:2px;
}
.tl-item{position:relative;margin-bottom:18px}
.tl-item:last-child{margin-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:24px;width:14px;height:14px;border-radius:50%;
  background:var(--c-brand);box-shadow:0 0 0 4px #fff,0 0 0 6px rgba(255,90,31,.14);
}
.tl-item.is-latest::before{background:var(--c-accent);box-shadow:0 0 0 4px #fff,0 0 0 6px rgba(15,163,127,.18)}
.tl-card{
  display:block;background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:20px 22px;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s;
}
.tl-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD3BF}
.tl-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.date-badge{
  display:inline-flex;align-items:center;gap:6px;
  background:#FFF1EA;color:var(--c-brand);font-size:13px;font-weight:700;
  padding:5px 12px;border-radius:var(--r-pill);
  font-variant-numeric:tabular-nums;letter-spacing:0;
}
.date-badge.fresh{background:#E9F8F3;color:#0B8065}
.tag{
  display:inline-block;font-size:12px;font-weight:600;padding:3px 10px;border-radius:var(--r-pill);
  background:#F3F1EC;color:#5B646D;
}
.tag-brand{background:#FFF1EA;color:var(--c-brand)}
.tl-title{font-size:18px;font-weight:700;line-height:1.55;margin-bottom:8px;color:var(--c-ink)}
.tl-desc{font-size:14px;color:var(--c-muted);line-height:1.85;margin:0 0 14px}
.tl-foot{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--c-muted)}
.tl-foot .sep{color:#D6CFC5}
.link-more{
  margin-left:auto;display:inline-flex;align-items:center;gap:6px;
  font-size:14px;font-weight:700;color:var(--c-brand);
}
.link-more .arw{transition:transform .25s cubic-bezier(.2,.7,.3,1)}
.tl-card:hover .link-more{color:#E0450E}
.tl-card:hover .link-more .arw{transform:translateX(4px)}

/* ---------- 双栏说明 ---------- */
.split{display:grid;grid-template-columns:1fr;gap:20px;align-items:start}
@media (min-width:992px){.split{grid-template-columns:1.45fr 1fr;gap:24px}}
.check-list{display:flex;flex-direction:column;gap:12px}
.check-item{
  display:flex;gap:14px;background:#fff;border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:16px 18px;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s;
}
.check-item:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#FFD3BF}
.check-num{
  font-size:20px;font-weight:700;line-height:1.3;color:rgba(255,90,31,.32);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;min-width:28px;
  transition:color .25s;
}
.check-item:hover .check-num{color:var(--c-brand)}
.check-body h3{font-size:16px;font-weight:700;margin-bottom:4px}
.check-body p{font-size:14px;color:var(--c-muted);line-height:1.8;margin:0}
.figure-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-lg);padding:12px;box-shadow:var(--sh-1)}
.figure-card img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:14px}
.figure-card figcaption{font-size:13px;color:var(--c-muted);text-align:center;padding:12px 6px 4px;line-height:1.7}

/* ---------- 提示条 ---------- */
.notice-strip{
  display:flex;gap:14px;align-items:flex-start;
  background:#F1FAF7;border-radius:var(--r-md);padding:16px 20px;
  border-left:4px solid var(--c-accent);margin-top:22px;
}
.notice-strip strong{display:block;font-size:15px;color:#0B8065;margin-bottom:2px}
.notice-strip p{font-size:14px;color:#3F5C55;line-height:1.8;margin:0}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px}
.faq-item{background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);overflow:hidden;transition:border-color .25s,box-shadow .25s}
.faq-item:hover{border-color:#FFD3BF}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  background:transparent;border:0;padding:18px 20px;text-align:left;
  font-size:16px;font-weight:700;color:var(--c-ink);cursor:pointer;line-height:1.6;
}
.faq-q:hover{color:var(--c-brand)}
.faq-icon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:#FFF1EA;color:var(--c-brand);font-size:16px;font-weight:700;line-height:1;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),background-color .25s;
}
.faq-q[aria-expanded="true"] .faq-icon{transform:rotate(45deg);background:var(--c-brand);color:#fff}
.faq-a{padding:0 20px 18px;font-size:14px;line-height:1.85;color:var(--c-muted);border-top:1px solid transparent}
.faq-q[aria-expanded="true"]{padding-bottom:10px}
.faq-a p{margin:0}

/* ---------- CTA ---------- */
.cta-card{
  margin-top:8px;border-radius:var(--r-lg);padding:34px 26px;
  background-image:linear-gradient(135deg,rgba(255,61,90,.94) 0%,rgba(255,106,43,.90) 100%),url(/assets/images/backpic/back-3.webp);
  background-size:cover;background-position:center;
  color:#fff;position:relative;overflow:hidden;
  display:flex;flex-direction:column;gap:22px;
}
@media (min-width:768px){
  .cta-card{flex-direction:row;align-items:center;justify-content:space-between;padding:38px 34px;gap:30px}
}
.cta-card::after{
  content:"";position:absolute;right:-70px;bottom:-90px;width:230px;height:230px;border-radius:50%;
  border:26px solid rgba(255,255,255,.12);pointer-events:none;
}
.cta-text h2{color:#fff;font-size:clamp(20px,2.2vw,26px);line-height:1.35;margin-bottom:8px}
.cta-text p{color:rgba(255,255,255,.86);font-size:14px;line-height:1.8;margin:0;max-width:520px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;position:relative;z-index:1}

/* ---------- 相关分类 ---------- */
.rel-grid{display:grid;grid-template-columns:1fr;gap:12px}
@media (min-width:576px){.rel-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:992px){.rel-grid{grid-template-columns:repeat(3,1fr)}}
.rel-card{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  background:#fff;border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:15px 18px;font-size:15px;font-weight:600;color:var(--c-ink);
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s,color .25s;
}
.rel-card small{display:block;font-size:12px;font-weight:400;color:var(--c-muted);margin-top:2px}
.rel-card:hover{transform:translateY(-2px);box-shadow:var(--sh-2);border-color:#FFD3BF;color:var(--c-brand)}
.rel-card .arw{color:#B9C0C7;transition:transform .25s,color .25s;flex:0 0 auto}
.rel-card:hover .arw{transform:translateX(4px);color:var(--c-brand)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:#fff;margin-top:64px}
.footer-inner{max-width:1180px;margin:0 auto;padding:46px 20px 0}
.footer-grid{display:grid;grid-template-columns:1fr;gap:28px}
@media (min-width:768px){.footer-grid{grid-template-columns:repeat(2,1fr);gap:32px}}
@media (min-width:992px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr}}
.f-logo{font-size:20px;font-weight:800;letter-spacing:-.4px;margin-bottom:12px}
.footer-desc{font-size:14px;line-height:1.9;color:rgba(255,255,255,.62);margin:0 0 14px}
.footer-stat{
  display:inline-flex;align-items:baseline;gap:4px;
  font-size:12px;color:#5FE0BC;background:rgba(15,163,127,.14);
  border:1px solid rgba(15,163,127,.42);border-radius:var(--r-pill);padding:4px 12px;
}
.footer-stat b{font-size:14px;font-weight:700;font-variant-numeric:tabular-nums}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin:0 0 10px}
.footer-col a{display:block;font-size:14px;color:rgba(255,255,255,.68);line-height:2.2}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px;text-decoration-color:var(--c-brand)}
.footer-col p{font-size:14px;color:rgba(255,255,255,.58);line-height:2.2;margin:0}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  margin-top:34px;padding:16px 0 24px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:rgba(255,255,255,.45);
}

/* 小屏微调 */
@media (max-width:575px){
  .hero-band{padding:24px 18px 22px}
  .tl-card{padding:16px 16px}
  .timeline{padding-left:28px}
  .tl-item::before{left:-24px;top:20px}
  .timeline::before{left:8px}
  .link-more{margin-left:0;width:100%}
  .tl-foot{gap:8px}
  .figure-card figcaption{text-align:left}
  .footer-inner{padding:36px 16px 0}
}

/* roulang page: category3 */
:root{
  --c-brand:#FF5A1F;
  --c-brand-2:#FF8A3D;
  --c-brand-soft:#FFF1E9;
  --c-grad:linear-gradient(135deg,#FF6A2B 0%,#FF3D5A 100%);
  --c-accent:#0FA37F;
  --c-accent-soft:#E6F6F1;
  --c-ink:#171C21;
  --c-text:#333B43;
  --c-muted:#6C7681;
  --c-line:#E8E3DA;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-dark:#14181C;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 0 rgba(23,28,33,.04),0 8px 24px rgba(23,28,33,.06);
  --sh-2:0 12px 32px rgba(23,28,33,.12);
  --ease:.25s cubic-bezier(.2,.7,.3,1);

  --bs-primary:#FF5A1F;
  --bs-primary-rgb:255,90,31;
  --bs-body-bg:#FAF8F4;
  --bs-body-color:#333B43;
  --bs-border-color:#E8E3DA;
  --bs-border-radius:14px;
  --bs-border-radius-sm:10px;
  --bs-border-radius-lg:22px;
  --bs-link-color:#FF5A1F;
  --bs-link-hover-color:#E04A12;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),box-shadow var(--ease),transform var(--ease);}
p{margin:0 0 16px;}
ul,ol{margin:0;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{
  outline:2px solid var(--c-brand);
  outline-offset:2px;
  border-radius:6px;
}

/* ---------- 布局骨架 ---------- */
.shell{min-height:100vh;}
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:240px;
  background:var(--c-surface);
  border-right:1px solid var(--c-line);
  padding:26px 16px 20px;
  display:flex;
  flex-direction:column;
  gap:16px;
  overflow-y:auto;
  z-index:60;
}
.main-wrap{
  margin-left:240px;
  min-height:100vh;
  display:flex;
  flex-direction:column;
}
.container-wide{
  width:100%;
  max-width:1100px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 品牌与侧栏导航 ---------- */
.brand{display:block;padding:4px 8px 14px;border-bottom:1px solid var(--c-line);}
.brand-mark{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:22px;
  font-weight:800;
  letter-spacing:-.5px;
  color:var(--c-ink);
  line-height:1.2;
}
.brand-mark::before{
  content:"";
  width:10px;height:22px;
  border-radius:4px;
  background:var(--c-grad);
  display:inline-block;
}
.brand-sub{
  display:block;
  font-size:13px;
  font-weight:600;
  color:var(--c-muted);
  letter-spacing:.12em;
  margin-top:6px;
  padding-left:18px;
}
.brand-note{
  font-size:12px;
  color:var(--c-muted);
  margin:10px 8px 0;
  letter-spacing:.04em;
}
.side-nav{display:flex;flex-direction:column;gap:4px;}
.side-nav a{
  display:flex;
  align-items:center;
  gap:10px;
  height:44px;
  padding:0 12px;
  border-radius:10px;
  font-size:14.5px;
  font-weight:500;
  color:var(--c-text);
  box-shadow:inset 0 0 0 0 transparent;
}
.side-nav a:hover{background:var(--c-brand-soft);color:#C8400C;}
.side-nav a.is-active{
  background:var(--c-brand-soft);
  color:var(--c-brand);
  font-weight:700;
  box-shadow:inset 3px 0 0 var(--c-brand);
}
.nav-num{
  font-size:12px;
  font-weight:700;
  color:var(--c-muted);
  font-variant-numeric:tabular-nums;
  letter-spacing:0;
  min-width:20px;
}
.side-nav a.is-active .nav-num{color:var(--c-brand);}
.nav-arrow{
  margin-left:auto;
  font-size:17px;
  line-height:1;
  color:#B9B2A7;
  transition:transform var(--ease),color var(--ease);
}
.side-nav a:hover .nav-arrow{transform:translateX(3px);color:var(--c-brand);}
.nav-foot{
  margin-top:auto;
  padding-top:16px;
  border-top:1px solid var(--c-line);
  display:flex;
  flex-direction:column;
  gap:10px;
  align-items:flex-start;
}
.nav-stat{
  display:inline-flex;
  align-items:baseline;
  gap:6px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:var(--c-accent-soft);
  border:1px solid rgba(15,163,127,.22);
  font-size:12px;
  font-weight:600;
  color:#0B7C60;
}
.nav-stat b{
  font-size:16px;
  font-weight:800;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.5px;
}
.nav-jump{
  font-size:12.5px;
  font-weight:600;
  color:var(--c-brand);
  padding:2px 4px;
}
.nav-jump:hover{color:#C8400C;text-decoration:underline;text-underline-offset:4px;}

/* ---------- 移动端顶部导航 ---------- */
.mobile-header{
  display:none;
  position:sticky;
  top:0;
  z-index:80;
  background:var(--c-surface);
  border-bottom:1px solid var(--c-line);
  box-shadow:0 2px 10px rgba(23,28,33,.05);
}
.mh-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  height:60px;
  padding:0 16px;
}
.brand-mini{
  font-size:17px;
  font-weight:800;
  letter-spacing:-.3px;
  color:var(--c-ink);
  display:inline-flex;
  align-items:center;
  gap:8px;
}
.brand-mini::before{
  content:"";
  width:8px;height:18px;
  border-radius:3px;
  background:var(--c-grad);
  display:inline-block;
}
.menu-btn{
  width:42px;height:42px;
  border:1px solid var(--c-line);
  border-radius:11px;
  background:#fff;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  gap:4px;
  padding:0;
  cursor:pointer;
}
.menu-btn span{
  display:block;
  width:18px;height:2px;
  border-radius:2px;
  background:var(--c-ink);
  transition:background var(--ease);
}
.menu-btn:hover{border-color:var(--c-brand);}
.menu-btn:hover span{background:var(--c-brand);}
.mobile-nav{
  padding:8px 12px 16px;
  border-top:1px solid var(--c-line);
  background:var(--c-surface);
  display:flex;
  flex-direction:column;
  gap:2px;
}
.mobile-nav a{
  display:flex;
  align-items:center;
  gap:10px;
  height:48px;
  padding:0 12px;
  border-radius:10px;
  font-size:15px;
  font-weight:500;
  color:var(--c-text);
}
.mobile-nav a:hover{background:var(--c-brand-soft);}
.mobile-nav a.is-active{
  background:var(--c-brand-soft);
  color:var(--c-brand);
  font-weight:700;
  box-shadow:inset 3px 0 0 var(--c-brand);
}
.mobile-nav a.is-active .nav-num{color:var(--c-brand);}

/* ---------- 页面首屏 ---------- */
.page-hero{
  position:relative;
  padding:44px 0 40px;
  border-bottom:1px solid var(--c-line);
  background-image:linear-gradient(180deg,rgba(255,246,240,.94) 0%,rgba(250,248,244,.98) 100%),url("/assets/images/backpic/back-2.png");
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::after{
  content:"";
  position:absolute;
  right:-90px;top:-70px;
  width:320px;height:320px;
  border-radius:50%;
  background:radial-gradient(circle,rgba(255,90,31,.16),rgba(255,90,31,0) 68%);
  pointer-events:none;
}
.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--c-muted);
  margin-bottom:18px;
  flex-wrap:wrap;
}
.crumb a{color:var(--c-muted);}
.crumb a:hover{color:var(--c-brand);}
.crumb .sep{color:#C7C0B5;}
.crumb .is-current{color:var(--c-text);font-weight:600;}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px;
  border-radius:var(--r-pill);
  background:var(--c-brand-soft);
  color:var(--c-brand);
  font-size:12.5px;
  font-weight:700;
  letter-spacing:.06em;
  margin-bottom:16px;
}
.page-hero h1{
  font-size:clamp(28px,3.4vw,42px);
  font-weight:800;
  line-height:1.24;
  letter-spacing:-.5px;
  max-width:820px;
  position:relative;
  z-index:1;
}
.lede{
  margin:16px 0 0;
  font-size:16.5px;
  line-height:1.85;
  color:var(--c-muted);
  max-width:700px;
  position:relative;
  z-index:1;
}
.stat-strip{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:26px;
  position:relative;
  z-index:1;
}
.stat{
  display:inline-flex;
  align-items:baseline;
  gap:6px;
  padding:8px 16px;
  border-radius:var(--r-pill);
  background:var(--c-accent-soft);
  border:1px solid rgba(15,163,127,.22);
  font-size:12px;
  font-weight:600;
  color:#0B7C60;
  letter-spacing:.02em;
}
.stat b{
  font-size:20px;
  font-weight:800;
  color:var(--c-accent);
  font-variant-numeric:tabular-nums;
  letter-spacing:-.5px;
  line-height:1;
}

/* ---------- 板块 ---------- */
.section{padding:64px 0;}
.section--alt{
  background:#FFFDF9;
  border-top:1px solid var(--c-line);
  border-bottom:1px solid var(--c-line);
}
.sec-head{max-width:760px;margin-bottom:28px;}
.sec-head h2,.feature-copy h2{
  position:relative;
  padding-left:16px;
  font-size:clamp(22px,2.4vw,30px);
  font-weight:700;
  line-height:1.32;
  letter-spacing:-.4px;
}
.sec-head h2::before,.feature-copy h2::before{
  content:"";
  position:absolute;
  left:0;top:.2em;bottom:.2em;
  width:4px;
  border-radius:4px;
  background:var(--c-grad);
}
.sec-desc{
  margin:12px 0 0;
  font-size:15px;
  line-height:1.85;
  color:var(--c-muted);
}

/* ---------- 双栏对比卡 ---------- */
.compare-card{
  display:flex;
  flex-direction:column;
  height:100%;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  box-shadow:var(--sh-1);
  overflow:hidden;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.compare-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD3BE;}
.cc-bar{height:6px;background:var(--c-grad);}
.compare-card--handle .cc-bar{background:linear-gradient(135deg,#15BC93 0%,#0FA37F 100%);}
.cc-body{padding:24px 22px 26px;display:flex;flex-direction:column;gap:16px;}
.cc-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;}
.cc-tag{
  display:inline-flex;
  align-items:center;
  padding:4px 12px;
  border-radius:var(--r-pill);
  background:var(--c-brand-soft);
  color:var(--c-brand);
  font-size:12px;
  font-weight:700;
  letter-spacing:.06em;
}
.cc-tag--green{background:var(--c-accent-soft);color:#0B7C60;}
.cc-head h3{font-size:19px;font-weight:700;letter-spacing:-.2px;}
.cc-list{list-style:none;padding:0;margin:0;display:grid;gap:12px;}
.cc-list li{
  background:#FBF8F3;
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:14px 16px;
  transition:background var(--ease),border-color var(--ease);
}
.cc-list li:hover{background:#FFF7F2;border-color:#FFD9C6;}
.cc-list b{
  display:block;
  font-size:15px;
  font-weight:700;
  color:var(--c-ink);
  margin-bottom:2px;
  line-height:1.5;
}
.cc-list span{
  display:block;
  font-size:14px;
  line-height:1.75;
  color:var(--c-muted);
}

/* ---------- 编号清单 ---------- */
.step-list{list-style:none;padding:0;margin:0;display:grid;gap:14px;}
.step-list li{
  display:flex;
  align-items:flex-start;
  gap:18px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:20px 22px;
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.step-list li:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD3BE;}
.step-list .num{
  font-size:28px;
  font-weight:800;
  line-height:1.05;
  letter-spacing:-1px;
  color:rgba(255,90,31,.22);
  font-variant-numeric:tabular-nums;
  min-width:44px;
  transition:color var(--ease);
}
.step-list li:hover .num{color:var(--c-brand);}
.sl-text{flex:1;min-width:0;}
.sl-text h3{font-size:17px;font-weight:700;margin-bottom:4px;letter-spacing:-.2px;}
.sl-text p{margin:0;font-size:14.5px;line-height:1.8;color:var(--c-muted);}
.sl-arrow{
  margin-left:auto;
  align-self:center;
  font-size:20px;
  line-height:1;
  color:#B9B2A7;
  transition:transform var(--ease),color var(--ease);
}
.step-list li:hover .sl-arrow{transform:translateX(4px);color:var(--c-brand);}

/* ---------- 图文块 ---------- */
.feature-row{align-items:center;}
.figure-card{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  background:#F3EDE4;
}
.figure-card img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  transition:transform .5s var(--ease);
}
.figure-card:hover img{transform:scale(1.03);}
.fig-badge{
  position:absolute;
  left:14px;top:14px;
  padding:5px 12px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.94);
  color:var(--c-brand);
  font-size:12px;
  font-weight:700;
  letter-spacing:.04em;
  box-shadow:0 4px 12px rgba(23,28,33,.1);
}
.feature-copy p{font-size:15px;line-height:1.9;color:var(--c-text);margin:14px 0 0;}
.tick-list{list-style:none;padding:0;margin:18px 0 24px;display:grid;gap:10px;}
.tick-list li{
  position:relative;
  padding-left:24px;
  font-size:14.5px;
  line-height:1.75;
  color:var(--c-text);
}
.tick-list li::before{
  content:"";
  position:absolute;
  left:0;top:.62em;
  width:9px;height:9px;
  border-radius:50%;
  background:var(--c-accent);
  box-shadow:0 0 0 3px rgba(15,163,127,.14);
}

/* ---------- 按钮 ---------- */
.btn-brand,.btn-outline-brand,.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:12px;
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  cursor:pointer;
  border:1px solid transparent;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease),filter var(--ease);
}
.btn-brand{
  background:var(--c-grad);
  color:#fff;
  box-shadow:0 8px 20px rgba(255,90,31,.28);
}
.btn-brand:hover{filter:brightness(1.06);transform:translateY(-1px);color:#fff;}
.btn-brand:active{transform:translateY(0);filter:brightness(.98);}
.btn-outline-brand{
  background:var(--c-surface);
  border-color:var(--c-line);
  color:var(--c-text);
}
.btn-outline-brand:hover{border-color:var(--c-brand);color:var(--c-brand);transform:translateY(-1px);}
.btn-ghost{
  background:transparent;
  border-color:rgba(255,255,255,.55);
  color:#fff;
}
.btn-ghost:hover{background:rgba(255,255,255,.14);border-color:#fff;color:#fff;transform:translateY(-1px);}
.btn-solid-light{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:12px;
  background:#fff;
  color:var(--c-ink);
  font-size:15px;
  font-weight:700;
  border:1px solid #fff;
  cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),color var(--ease);
}
.btn-solid-light:hover{transform:translateY(-1px);color:var(--c-brand);box-shadow:0 10px 24px rgba(0,0,0,.24);}

/* ---------- FAQ ---------- */
.accordion{
  --bs-accordion-bg:#fff;
  --bs-accordion-border-color:#E8E3DA;
  --bs-accordion-btn-color:#171C21;
  --bs-accordion-active-bg:#FFF7F2;
  --bs-accordion-active-color:#FF5A1F;
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-body-padding-y:0;
}
.faq-col{max-width:880px;}
.accordion-item{
  background:var(--c-surface);
  border:1px solid var(--c-line) !important;
  border-radius:var(--r-md) !important;
  margin-bottom:12px;
  overflow:hidden;
  box-shadow:var(--sh-1);
}
.accordion-button{
  position:relative;
  width:100%;
  padding:18px 64px 18px 20px;
  font-size:16px;
  font-weight:700;
  line-height:1.6;
  color:var(--c-ink);
  background:var(--c-surface);
  box-shadow:none !important;
  border-radius:var(--r-md) !important;
}
.accordion-button:not(.collapsed){
  color:var(--c-brand);
  background:#FFF7F2;
}
.accordion-button::after{
  content:"+";
  background-image:none !important;
  position:absolute;
  right:18px;
  top:50%;
  margin-top:-14px;
  width:28px;
  height:28px;
  border-radius:50%;
  background:var(--c-brand-soft);
  color:var(--c-brand);
  font-size:19px;
  font-weight:700;
  line-height:1;
  display:grid;
  place-items:center;
  transition:transform var(--ease),background var(--ease);
}
.accordion-button:not(.collapsed)::after{
  transform:rotate(45deg);
  background:#FFE3D4;
}
.accordion-body{
  padding:2px 20px 22px !important;
  font-size:14.5px;
  line-height:1.85;
  color:var(--c-text);
}
.accordion-body p:last-child{margin-bottom:0;}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;
  overflow:hidden;
  border-radius:var(--r-lg);
  background:var(--c-dark);
  color:#fff;
  padding:40px;
  display:flex;
  flex-wrap:wrap;
  gap:26px;
  align-items:center;
  justify-content:space-between;
  box-shadow:var(--sh-2);
}
.cta-card::after{
  content:"";
  position:absolute;
  right:-70px;
  top:-70px;
  width:280px;
  height:280px;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.1);
  box-shadow:0 0 0 30px rgba(255,255,255,.045),0 0 0 64px rgba(255,255,255,.028);
  pointer-events:none;
}
.cta-copy{position:relative;z-index:1;max-width:620px;}
.cta-card h2{
  color:#fff;
  font-size:clamp(20px,2.2vw,27px);
  font-weight:800;
  letter-spacing:-.4px;
  line-height:1.32;
  margin-bottom:10px;
}
.cta-card p{
  margin:0;
  font-size:14.5px;
  line-height:1.85;
  color:rgba(255,255,255,.72);
}
.cta-actions{
  position:relative;
  z-index:1;
  display:flex;
  flex-wrap:wrap;
  gap:12px;
}

/* ---------- 相关分类 ---------- */
.rel-grid{
  display:grid;
  gap:14px;
  grid-template-columns:repeat(2,minmax(0,1fr));
}
.rel-card{
  display:flex;
  flex-direction:column;
  gap:6px;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-md);
  padding:18px 18px 16px;
  box-shadow:var(--sh-1);
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD3BE;}
.rel-card .rc-num{
  font-size:13px;
  font-weight:800;
  color:var(--c-brand);
  letter-spacing:.08em;
  font-variant-numeric:tabular-nums;
}
.rel-card .rc-name{
  font-size:16px;
  font-weight:700;
  color:var(--c-ink);
  letter-spacing:-.2px;
}
.rel-card .rc-desc{
  font-size:13px;
  line-height:1.7;
  color:var(--c-muted);
}
.rel-card .rc-go{
  margin-top:4px;
  font-size:13px;
  font-weight:700;
  color:var(--c-brand);
  display:inline-flex;
  align-items:center;
  gap:4px;
}
.rel-card:hover .rc-go{text-decoration:underline;text-underline-offset:4px;}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:auto;
  background:var(--c-dark);
  color:rgba(255,255,255,.72);
  padding:56px 0 0;
}
.footer-inner{
  max-width:1240px;
  margin:0 auto;
  padding:0 24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:32px;
}
.f-logo{
  font-size:20px;
  font-weight:800;
  color:#fff;
  letter-spacing:-.3px;
  margin-bottom:12px;
  display:inline-flex;
  align-items:center;
  gap:9px;
}
.f-logo::before{
  content:"";
  width:9px;height:20px;
  border-radius:4px;
  background:var(--c-grad);
  display:inline-block;
}
.footer-desc{
  font-size:14px;
  line-height:1.9;
  color:rgba(255,255,255,.6);
  margin:0 0 14px;
}
.footer-stat{
  display:inline-flex;
  align-items:baseline;
  gap:6px;
  padding:6px 14px;
  border-radius:var(--r-pill);
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.1);
  font-size:12px;
  font-weight:600;
  color:rgba(255,255,255,.8);
}
.footer-stat b{
  font-size:16px;
  font-weight:800;
  color:var(--c-brand-2);
  font-variant-numeric:tabular-nums;
}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:#fff;
  margin-bottom:14px;
  letter-spacing:.04em;
}
.footer-col a{
  display:block;
  font-size:14px;
  line-height:2.2;
  color:rgba(255,255,255,.7);
  width:fit-content;
}
.footer-col a:hover{
  color:#fff;
  text-decoration:underline;
  text-decoration-color:var(--c-brand);
  text-decoration-thickness:2px;
  text-underline-offset:4px;
}
.footer-col p{
  font-size:14px;
  line-height:2.2;
  margin:0;
  color:rgba(255,255,255,.7);
}
.footer-bottom{
  margin-top:40px;
  border-top:1px solid rgba(255,255,255,.08);
  padding:20px 0 28px;
  display:flex;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:10px;
  font-size:13px;
  color:rgba(255,255,255,.5);
}

/* ---------- 响应式 ---------- */
@media (min-width:768px){
  .rel-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
}
@media (min-width:1200px){
  .rel-grid{grid-template-columns:repeat(5,minmax(0,1fr));}
}
@media (max-width:1199.98px){
  .container-wide{max-width:980px;}
}
@media (max-width:991.98px){
  .sidebar{display:none;}
  .main-wrap{margin-left:0;}
  .mobile-header{display:block;}
  .section{padding:48px 0;}
  .page-hero{padding:34px 0 34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-card{padding:32px;}
}
@media (max-width:767.98px){
  .step-list li{padding:18px 16px;gap:14px;}
  .step-list .num{font-size:24px;min-width:38px;}
  .cc-body{padding:20px 18px 22px;}
  .cta-card{padding:28px 22px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-ghost,.cta-actions .btn-solid-light{flex:1 1 auto;}
}
@media (max-width:575.98px){
  body{font-size:15.5px;}
  .container-wide{padding:0 16px;}
  .section{padding:32px 0;}
  .page-hero{padding:26px 0 30px;}
  .page-hero h1{font-size:26px;}
  .lede{font-size:15px;}
  .stat{padding:7px 13px;}
  .stat b{font-size:18px;}
  .rel-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:24px;}
  .footer-inner{padding:0 16px;}
  .accordion-button{font-size:15px;padding:16px 56px 16px 16px;}
  .accordion-body{padding:0 16px 18px !important;}
  .step-list li{flex-wrap:nowrap;}
  .sl-arrow{display:none;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
}

/* roulang page: category4 */
:root{
  --c-brand:#FF5A1F;
  --c-brand-2:#FF8A3D;
  --c-grad:linear-gradient(135deg,#FF6A2B 0%,#FF3D5A 100%);
  --c-accent:#0FA37F;
  --c-accent-soft:#EAF8F3;
  --c-ink:#171C21;
  --c-text:#333B43;
  --c-muted:#6C7681;
  --c-line:#E8E3DA;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-dark:#14181C;
  --c-warm:#FFF7EE;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 0 rgba(23,28,33,.04),0 8px 24px rgba(23,28,33,.06);
  --sh-2:0 12px 32px rgba(23,28,33,.12);
  --sp:4px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-primary:#FF5A1F;
  --bs-body-bg:#FAF8F4;
  --bs-body-color:#333B43;
  --bs-border-radius:12px;
  --bs-border-radius-lg:22px;
  --bs-border-radius-sm:10px;
  --bs-border-color:#E8E3DA;
  --bs-link-color:#FF5A1F;
  --bs-link-hover-color:#FF8A3D;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:var(--c-brand);text-decoration:none;transition:color .25s var(--ease);}
a:hover{color:var(--c-brand-2);}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(255,90,31,.18);color:var(--c-ink);}

/* ---------- 布局骨架 ---------- */
.layout{
  display:grid;
  grid-template-columns:240px minmax(0,1fr);
  min-height:100vh;
}
.sidebar{
  position:sticky;
  top:0;
  align-self:start;
  height:100vh;
  display:flex;
  flex-direction:column;
  gap:18px;
  padding:26px 16px 22px;
  background:var(--c-surface);
  border-right:1px solid var(--c-line);
  overflow-y:auto;
}
.brand{display:block;padding:0 8px;}
.brand-line{display:flex;align-items:baseline;gap:6px;flex-wrap:wrap;}
.brand-main{
  font-size:23px;font-weight:800;letter-spacing:-.5px;color:var(--c-ink);line-height:1.1;
}
.brand-main i{
  font-style:normal;
  background:var(--c-grad);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.brand-sub{display:block;font-size:12.5px;font-weight:600;color:var(--c-brand);letter-spacing:.16em;margin-top:6px;}
.brand-note{display:block;font-size:11.5px;color:var(--c-muted);line-height:1.6;margin-top:8px;padding:0 8px;}
.side-nav{display:flex;flex-direction:column;gap:4px;}
.side-nav a{
  position:relative;
  display:flex;
  align-items:center;
  gap:10px;
  height:44px;
  padding:0 12px;
  border-radius:var(--r-sm);
  font-size:14.5px;
  font-weight:500;
  color:var(--c-text);
  transition:background .25s var(--ease),color .25s var(--ease),padding .25s var(--ease);
}
.side-nav a:hover{background:#FFF1E8;color:var(--c-brand);}
.side-nav a.is-active{background:#FFF1E8;color:var(--c-brand);font-weight:700;}
.side-nav a.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:2px;background:var(--c-grad);
}
.nav-num{
  width:18px;font-size:12px;font-weight:600;color:var(--c-muted);
  font-variant-numeric:tabular-nums;letter-spacing:0;
}
.side-nav a:hover .nav-num,.side-nav a.is-active .nav-num{color:var(--c-brand);}
.nav-arrow{margin-left:auto;font-size:15px;opacity:.35;transition:transform .25s var(--ease),opacity .25s var(--ease);}
.side-nav a:hover .nav-arrow{transform:translateX(3px);opacity:1;}
.side-foot{margin-top:auto;padding:14px 10px;border-radius:var(--r-md);background:var(--c-warm);border:1px solid var(--c-line);}
.side-foot b{display:block;font-size:20px;font-weight:800;color:var(--c-accent);font-variant-numeric:tabular-nums;letter-spacing:-.5px;line-height:1.2;}
.side-foot span{font-size:12px;color:var(--c-muted);}
.side-foot a{display:inline-block;margin-top:8px;font-size:12.5px;font-weight:600;}

/* ---------- 移动端顶部导航 ---------- */
.mobile-bar{
  display:none;
  position:sticky;top:0;z-index:1035;
  height:60px;align-items:center;justify-content:space-between;
  padding:0 16px;background:var(--c-surface);border-bottom:1px solid var(--c-line);
}
.mbar-brand{font-size:17px;font-weight:800;color:var(--c-ink);letter-spacing:-.3px;}
.mbar-brand i{font-style:normal;color:var(--c-brand);}
.mbar-toggle{
  width:42px;height:42px;border:1px solid var(--c-line);border-radius:12px;background:var(--c-surface);
  display:inline-flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;cursor:pointer;
}
.mbar-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);}
.mobile-panel{
  background:var(--c-surface);border-bottom:1px solid var(--c-line);
  padding:8px 12px 16px;box-shadow:var(--sh-1);
}
.mobile-panel .side-nav a{height:48px;}

/* ---------- 内容区 ---------- */
.main-area{min-width:0;}
.content-wrap{max-width:1000px;margin:0 auto;padding:28px 28px 72px;}
.breadcrumb-trail{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--c-muted);margin-bottom:20px;
}
.breadcrumb-trail a{color:var(--c-muted);}
.breadcrumb-trail a:hover{color:var(--c-brand);}
.breadcrumb-trail .sep{color:#C9C2B7;}
.breadcrumb-trail .current{color:var(--c-text);font-weight:600;}

/* ---------- Hero ---------- */
.hero{
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:38px 36px 34px;
  box-shadow:var(--sh-1);
  position:relative;
  overflow:hidden;
}
.hero::after{
  content:"";position:absolute;right:-90px;top:-90px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle at 30% 30%, rgba(255,90,31,.14), rgba(255,90,31,0) 68%);
  pointer-events:none;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.12em;color:var(--c-brand);
  background:#FFF1E8;border-radius:var(--r-pill);padding:5px 14px;margin-bottom:18px;
}
.eyebrow b{font-variant-numeric:tabular-nums;font-weight:800;}
.hero h1{
  font-size:clamp(28px,3.4vw,42px);
  font-weight:800;
  line-height:1.22;
  letter-spacing:-.5px;
  color:var(--c-ink);
  max-width:22ch;
}
.hero h1 em{font-style:normal;color:var(--c-brand);}
.hero-lead{margin-top:16px;font-size:16.5px;color:var(--c-text);max-width:60ch;}
.hero-lead strong{color:var(--c-ink);font-weight:700;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;border:1px solid transparent;
  background-image:var(--c-grad);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 8px 20px rgba(255,90,31,.28);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),filter .25s var(--ease);
  cursor:pointer;
}
.btn-brand:hover{color:#fff;transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 12px 26px rgba(255,90,31,.34);}
.btn-brand:active{transform:translateY(0);}
.btn-outline-soft{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;
  background:var(--c-surface);border:1px solid var(--c-line);color:var(--c-text);
  font-size:15px;font-weight:600;
  transition:border-color .25s var(--ease),color .25s var(--ease),transform .25s var(--ease),box-shadow .25s var(--ease);
}
.btn-outline-soft:hover{color:var(--c-brand);border-color:var(--c-brand);transform:translateY(-1px);box-shadow:var(--sh-1);}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;
  border:1px solid rgba(255,255,255,.62);color:#fff;font-size:15px;font-weight:600;
  background:transparent;transition:background .25s var(--ease),border-color .25s var(--ease),transform .25s var(--ease);
}
.btn-ghost-light:hover{background:rgba(255,255,255,.14);color:#fff;border-color:#fff;transform:translateY(-1px);}

.stat-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.stat-pill{
  display:inline-flex;align-items:baseline;gap:6px;
  padding:8px 16px;border-radius:var(--r-pill);
  background:var(--c-accent-soft);border:1px solid rgba(15,163,127,.28);
  font-size:12px;color:#0B7C61;font-weight:600;
}
.stat-pill b{
  font-size:19px;font-weight:800;letter-spacing:-.5px;color:var(--c-accent);
  font-variant-numeric:tabular-nums;line-height:1;
}

/* ---------- 通用板块 ---------- */
.section{margin-top:56px;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:22px;}
.section-title{
  position:relative;padding-left:16px;
  font-size:clamp(22px,2.4vw,28px);font-weight:700;line-height:1.3;letter-spacing:-.3px;color:var(--c-ink);
}
.section-title::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:3px;background:var(--c-grad);
}
.section-desc{font-size:14.5px;color:var(--c-muted);max-width:62ch;margin-top:10px;padding-left:16px;}
.link-more{font-size:14px;font-weight:600;color:var(--c-brand);display:inline-flex;align-items:center;gap:6px;}
.link-more span{transition:transform .25s var(--ease);}
.link-more:hover span{transform:translateX(4px);}

/* ---------- 图文错位块 ---------- */
.media-block{
  display:grid;
  grid-template-columns:5fr 7fr;
  gap:36px;
  align-items:center;
  background:var(--c-surface);
  border:1px solid var(--c-line);
  border-radius:var(--r-lg);
  padding:28px;
  box-shadow:var(--sh-1);
  transition:box-shadow .25s var(--ease);
}
.media-block + .media-block{margin-top:24px;}
.media-block:hover{box-shadow:var(--sh-2);}
.media-block.reverse{grid-template-columns:7fr 5fr;}
.media-fig{position:relative;border-radius:var(--r-md);overflow:hidden;}
.media-fig img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--r-md);transition:transform .45s var(--ease);}
.media-block:hover .media-fig img{transform:scale(1.03);}
.fig-tag{
  position:absolute;left:12px;top:12px;
  background:rgba(255,255,255,.94);color:var(--c-brand);
  font-size:12px;font-weight:700;padding:4px 12px;border-radius:var(--r-pill);
  box-shadow:0 4px 12px rgba(23,28,33,.12);
}
.media-body h3{font-size:20px;font-weight:700;color:var(--c-ink);line-height:1.4;letter-spacing:-.2px;}
.media-body p{margin-top:12px;font-size:15.5px;color:var(--c-text);}
.mini-list{margin-top:16px;display:flex;flex-direction:column;gap:10px;}
.mini-list li{
  position:relative;padding-left:20px;font-size:14.5px;color:var(--c-text);line-height:1.75;
}
.mini-list li::before{
  content:"";position:absolute;left:0;top:.68em;width:7px;height:7px;border-radius:50%;
  background:var(--c-brand);opacity:.85;
}

/* ---------- 安全提示条 ---------- */
.safety-note{
  display:flex;gap:16px;align-items:flex-start;
  margin-top:24px;padding:22px 24px;
  background:var(--c-warm);
  border:1px solid var(--c-line);
  border-left:4px solid var(--c-accent);
  border-radius:var(--r-md);
}
.safety-note .sn-mark{
  flex:0 0 auto;width:38px;height:38px;border-radius:50%;
  background:var(--c-accent-soft);border:1px solid rgba(15,163,127,.28);
  display:flex;align-items:center;justify-content:center;
  color:var(--c-accent);font-size:17px;font-weight:800;
}
.safety-note h3{font-size:16.5px;font-weight:700;color:var(--c-ink);}
.safety-note p{margin-top:8px;font-size:14.5px;color:var(--c-text);}

/* ---------- 自查清单 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:20px 22px;box-shadow:var(--sh-1);
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD6C2;}
.check-num{
  flex:0 0 auto;font-size:24px;font-weight:800;letter-spacing:-.5px;line-height:1.1;
  color:rgba(255,90,31,.28);font-variant-numeric:tabular-nums;
  transition:color .25s var(--ease);
}
.check-item:hover .check-num{color:var(--c-brand);}
.check-item h3{font-size:16.5px;font-weight:700;color:var(--c-ink);line-height:1.45;}
.check-item p{margin-top:6px;font-size:14px;color:var(--c-muted);line-height:1.8;}

/* ---------- 相关分类 ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;}
.cat-card{
  display:flex;flex-direction:column;gap:6px;
  background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-md);
  padding:20px;box-shadow:var(--sh-1);position:relative;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.cat-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD6C2;}
.cat-card .cc-num{font-size:12px;font-weight:700;color:var(--c-muted);letter-spacing:.14em;font-variant-numeric:tabular-nums;}
.cat-card h3{font-size:16.5px;font-weight:700;color:var(--c-ink);}
.cat-card p{font-size:13.5px;color:var(--c-muted);line-height:1.7;}
.cat-card .cc-arrow{
  margin-top:6px;font-size:14px;font-weight:600;color:var(--c-brand);
  display:inline-flex;align-items:center;gap:5px;
}
.cat-card .cc-arrow span{transition:transform .25s var(--ease);}
.cat-card:hover .cc-arrow span{transform:translateX(4px);}

/* ---------- CTA 深色卡 ---------- */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--c-dark);
  border-radius:var(--r-lg);
  padding:40px 38px;
  display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;
}
.cta-card::before{
  content:"";position:absolute;right:-60px;bottom:-120px;width:320px;height:320px;border-radius:50%;
  border:1px solid rgba(255,255,255,.10);
  box-shadow:0 0 0 34px rgba(255,255,255,.045),0 0 0 68px rgba(255,255,255,.03);
  pointer-events:none;
}
.cta-card h2{
  font-size:clamp(21px,2.2vw,26px);font-weight:800;color:#fff;line-height:1.35;letter-spacing:-.3px;
}
.cta-card p{margin-top:10px;font-size:14.5px;color:rgba(255,255,255,.72);max-width:46ch;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);margin-top:64px;}
.footer-inner{max-width:1240px;margin:0 auto;padding:56px 28px 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;}
.f-logo{font-size:20px;font-weight:800;color:#fff;letter-spacing:-.3px;}
.footer-desc{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.62);margin-top:12px;max-width:30ch;}
.footer-stat{
  display:inline-flex;align-items:baseline;gap:6px;margin-top:16px;
  padding:7px 14px;border-radius:var(--r-pill);
  border:1px solid rgba(15,163,127,.5);background:rgba(15,163,127,.14);
  font-size:12px;color:#7EE0C4;font-weight:600;
}
.footer-stat b{font-size:17px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-col a{display:block;font-size:14px;line-height:2.2;color:rgba(255,255,255,.70);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-brand);text-decoration-thickness:2px;text-underline-offset:4px;}
.footer-col p{font-size:13.5px;line-height:2.1;color:rgba(255,255,255,.60);}
.footer-bottom{
  margin-top:44px;padding:20px 0;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:13px;color:rgba(255,255,255,.50);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .content-wrap{padding:24px 24px 64px;}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}
@media (max-width:991.98px){
  .layout{grid-template-columns:1fr;}
  .sidebar{display:none;}
  .mobile-bar{display:flex;}
  .content-wrap{padding:20px 18px 56px;}
  .hero{padding:28px 22px 26px;border-radius:18px;}
  .media-block,.media-block.reverse{grid-template-columns:1fr;gap:22px;padding:22px;}
  .media-block.reverse .media-body{order:2;}
  .media-block.reverse .media-fig{order:1;}
  .cta-card{padding:30px 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767.98px){
  .check-grid{grid-template-columns:1fr;}
  .section{margin-top:44px;}
  .section-title{padding-left:14px;}
  .section-desc{padding-left:14px;}
}
@media (max-width:575.98px){
  body{font-size:15.5px;}
  .hero h1{max-width:none;font-size:26px;}
  .hero-lead{font-size:15.5px;}
  .hero-actions .btn-brand,.hero-actions .btn-outline-soft{width:100%;}
  .stat-pill{flex:1 1 calc(50% - 5px);justify-content:center;}
  .cat-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-inner{padding:44px 18px 0;}
  .footer-bottom{flex-direction:column;gap:6px;}
  .cta-actions{width:100%;}
  .cta-actions .btn-brand,.cta-actions .btn-ghost-light{width:100%;}
}

/* roulang page: category5 */
:root{
  --c-brand:#FF5A1F;
  --c-brand-2:#FF8A3D;
  --c-grad:linear-gradient(135deg,#FF6A2B 0%,#FF3D5A 100%);
  --c-accent:#0FA37F;
  --c-ink:#171C21;
  --c-text:#333B43;
  --c-muted:#6C7681;
  --c-line:#E8E3DA;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-dark:#14181C;
  --c-soft:#FFF3EC;
  --c-mint:#EAF7F3;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 0 rgba(23,28,33,.04),0 8px 24px rgba(23,28,33,.06);
  --sh-2:0 12px 32px rgba(23,28,33,.12);
  --ease:.25s cubic-bezier(.2,.7,.3,1);
  --bs-primary:#FF5A1F;
  --bs-primary-rgb:255,90,31;
  --bs-body-bg:#FAF8F4;
  --bs-body-color:#333B43;
  --bs-border-color:#E8E3DA;
  --bs-border-radius:14px;
  --bs-border-radius-lg:22px;
  --bs-border-radius-sm:10px;
  --bs-link-color:#FF5A1F;
  --bs-link-hover-color:#E24A12;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--c-bg);
  color:var(--c-text);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease);}
a:hover{color:var(--c-brand);}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.3px;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:6px;}

/* ============ 布局骨架 ============ */
.layout{display:flex;min-height:100vh;align-items:stretch;}
.sidebar{
  width:240px;flex:0 0 240px;
  position:sticky;top:0;height:100vh;
  background:var(--c-surface);
  border-right:1px solid var(--c-line);
  padding:26px 18px 20px;
  display:flex;flex-direction:column;
  overflow-y:auto;
}
.brand{display:block;padding:0 6px 18px;border-bottom:1px solid var(--c-line);margin-bottom:18px;}
.brand-mark{
  display:block;font-size:22px;font-weight:800;line-height:1.25;
  letter-spacing:-.6px;color:var(--c-ink);
}
.brand-mark em{font-style:normal;color:var(--c-brand);}
.brand-sub{
  display:block;margin-top:6px;font-size:12px;font-weight:600;
  letter-spacing:2px;color:var(--c-muted);
}
.brand-note{margin-top:10px;font-size:11.5px;line-height:1.6;color:var(--c-muted);}
.side-nav{display:flex;flex-direction:column;gap:4px;}
.side-nav a{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:var(--r-sm);
  font-size:14px;color:var(--c-text);font-weight:500;
}
.side-nav a:hover{background:var(--c-soft);color:var(--c-brand);}
.side-nav a.is-active{
  background:var(--c-soft);color:var(--c-brand);font-weight:700;
}
.side-nav a.is-active::before{
  content:"";position:absolute;left:0;top:10px;bottom:10px;width:3px;
  border-radius:2px;background:var(--c-grad);
}
.nav-num{
  font-size:11px;font-weight:700;color:var(--c-muted);
  font-variant-numeric:tabular-nums;min-width:18px;letter-spacing:-.5px;
}
.side-nav a.is-active .nav-num{color:var(--c-brand);}
.nav-arrow{margin-left:auto;font-size:15px;color:#C6BFB4;transition:transform var(--ease),color var(--ease);}
.side-nav a:hover .nav-arrow{transform:translateX(3px);color:var(--c-brand);}
.side-foot{margin-top:auto;padding-top:18px;}
.side-stat{
  display:inline-flex;align-items:baseline;gap:6px;
  padding:8px 14px;border-radius:var(--r-pill);
  background:var(--c-mint);border:1px solid rgba(15,163,127,.25);
  font-size:12px;color:#0B7A5F;font-weight:600;
}
.side-stat b{font-size:16px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.side-jump{
  display:inline-flex;align-items:center;gap:6px;margin-top:12px;
  font-size:13px;font-weight:600;color:var(--c-brand);
}
.side-jump:hover{gap:10px;}

.main-wrap{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;}
main{flex:1 1 auto;}
.container-x{max-width:1000px;margin:0 auto;padding:0 28px;}

/* ============ 移动端顶栏 ============ */
.mobile-bar{
  display:none;align-items:center;justify-content:space-between;
  height:60px;padding:0 18px;background:var(--c-surface);
  border-bottom:1px solid var(--c-line);position:sticky;top:0;z-index:1030;
}
.m-brand{font-size:17px;font-weight:800;letter-spacing:-.5px;color:var(--c-ink);}
.m-brand em{font-style:normal;color:var(--c-brand);}
.m-toggle{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--c-line);
  background:var(--c-surface);display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:4px;cursor:pointer;
  transition:border-color var(--ease),background var(--ease);
}
.m-toggle span{display:block;width:18px;height:2px;border-radius:2px;background:var(--c-ink);transition:background var(--ease);}
.m-toggle:hover{border-color:var(--c-brand);background:var(--c-soft);}
.m-toggle:hover span{background:var(--c-brand);}

.nav-drawer{--bs-offcanvas-width:300px;background:var(--c-surface);}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--c-line);padding:18px 20px;}
.nav-drawer .offcanvas-title{font-size:17px;font-weight:800;letter-spacing:-.4px;}
.nav-drawer .offcanvas-body{padding:16px 14px;}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-nav a{
  display:flex;align-items:center;gap:10px;height:48px;padding:0 12px;
  border-radius:var(--r-sm);font-size:15px;color:var(--c-text);font-weight:500;
}
.drawer-nav a:hover{background:var(--c-soft);color:var(--c-brand);}
.drawer-nav a.is-active{background:var(--c-soft);color:var(--c-brand);font-weight:700;}

/* ============ 窄幅 Hero ============ */
.page-hero{
  background:linear-gradient(180deg,#FFF6F0 0%,#FAF8F4 100%);
  border-bottom:1px solid var(--c-line);
  padding:34px 0 30px;
}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);margin-bottom:14px;}
.crumb a{color:var(--c-muted);}
.crumb a:hover{color:var(--c-brand);}
.crumb .sep{color:#C6BFB4;}
.crumb .cur{color:var(--c-text);font-weight:600;}
.page-hero h1{
  font-size:clamp(26px,3.2vw,38px);font-weight:800;line-height:1.24;letter-spacing:-.6px;
}
.page-hero h1 em{font-style:normal;color:var(--c-brand);}
.hero-lead{margin-top:12px;font-size:15.5px;color:var(--c-muted);max-width:760px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:6px 14px;
  border-radius:var(--r-pill);background:var(--c-surface);
  border:1px solid var(--c-line);font-size:12.5px;font-weight:600;color:var(--c-text);
}
.tag i{width:6px;height:6px;border-radius:50%;background:var(--c-brand);font-style:normal;}

/* ============ 区块通用 ============ */
.section{padding:52px 0;}
.section + .section{padding-top:0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px;flex-wrap:wrap;}
.section-title{position:relative;padding-left:14px;font-size:clamp(21px,2.3vw,27px);font-weight:700;line-height:1.3;}
.section-title::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:4px;
  border-radius:3px;background:var(--c-grad);
}
.section-sub{margin-top:8px;font-size:14px;color:var(--c-muted);padding-left:14px;}
.section-link{font-size:14px;font-weight:600;color:var(--c-brand);display:inline-flex;align-items:center;gap:6px;}
.section-link:hover{gap:10px;color:#E24A12;}

/* ============ 常见问题分组 ============ */
.faq-group + .faq-group{margin-top:40px;}
.faq-group-head{display:flex;align-items:center;gap:12px;margin-bottom:16px;}
.faq-group-idx{
  display:inline-flex;align-items:center;justify-content:center;
  min-width:38px;height:38px;border-radius:12px;
  background:rgba(255,90,31,.1);color:var(--c-brand);
  font-size:15px;font-weight:800;font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.faq-group-head h2{font-size:20px;font-weight:700;letter-spacing:-.3px;}
.faq-group-head .cnt{
  margin-left:auto;font-size:12.5px;font-weight:600;color:#0B7A5F;
  background:var(--c-mint);border:1px solid rgba(15,163,127,.22);
  padding:4px 12px;border-radius:var(--r-pill);
}
.accordion{--bs-accordion-border-width:0;--bs-accordion-bg:transparent;}
.accordion-item{
  background:var(--c-surface);border:1px solid var(--c-line) !important;
  border-radius:var(--r-md) !important;overflow:hidden;
  margin-bottom:12px;box-shadow:0 2px 0 rgba(23,28,33,.02);
  transition:border-color var(--ease),box-shadow var(--ease);
}
.accordion-item:hover{border-color:#F6C9AF !important;box-shadow:var(--sh-1);}
.accordion-header{margin:0;}
.accordion-button{
  font-size:16px;font-weight:700;color:var(--c-ink);
  background:var(--c-surface);padding:17px 20px;line-height:1.5;
  box-shadow:none !important;border-radius:var(--r-md) !important;
  letter-spacing:0;
}
.accordion-button:not(.collapsed){
  background:#FFF6F0;color:var(--c-brand);
}
.accordion-button::after{
  content:"+";background-image:none !important;
  width:28px;height:28px;flex:0 0 28px;
  display:flex;align-items:center;justify-content:center;
  font-size:19px;font-weight:600;line-height:1;color:var(--c-brand);
  background:rgba(255,90,31,.1) !important;border-radius:50%;
  transition:transform var(--ease),background var(--ease);
  transform:none !important;margin-left:14px;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg) !important;background:rgba(255,90,31,.16) !important;}
.accordion-button:focus{box-shadow:inset 0 0 0 2px rgba(255,90,31,.35) !important;}
.accordion-body{
  padding:0 20px 20px;font-size:14.5px;line-height:1.85;color:var(--c-text);
}
.accordion-body p + p{margin-top:10px;}
.accordion-body a{color:var(--c-brand);font-weight:600;text-decoration:underline;text-underline-offset:3px;}

/* ============ 未解决提示卡 ============ */
.faq-note{
  margin:40px 0 0;display:flex;align-items:center;gap:20px;flex-wrap:wrap;
  background:#FFF9F4;border:1px solid #F6DCC9;border-radius:var(--r-lg);
  padding:24px 26px;position:relative;overflow:hidden;
}
.faq-note::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;
  background:var(--c-grad);
}
.faq-note-body{flex:1 1 320px;min-width:0;padding-left:6px;}
.faq-note-body h3{font-size:17px;font-weight:700;margin-bottom:6px;}
.faq-note-body p{font-size:14px;color:var(--c-muted);}

/* ============ 按钮 ============ */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;border:0;
  background:var(--c-grad);color:#fff;font-size:15px;font-weight:700;
  box-shadow:0 8px 20px rgba(255,90,31,.28);
  transition:transform var(--ease),box-shadow var(--ease),filter var(--ease);
  cursor:pointer;
}
.btn-main:hover{color:#fff;filter:brightness(1.05);transform:translateY(-1px);box-shadow:0 12px 26px rgba(255,90,31,.34);}
.btn-main:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,90,31,.26);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;
  background:var(--c-surface);border:1px solid var(--c-line);
  color:var(--c-text);font-size:15px;font-weight:600;
  transition:border-color var(--ease),color var(--ease),background var(--ease),transform var(--ease);
}
.btn-ghost:hover{border-color:var(--c-brand);color:var(--c-brand);background:#FFF9F5;transform:translateY(-1px);}

/* ============ 相关分类 ============ */
.rel-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px;}
.rel-card{
  display:flex;flex-direction:column;gap:6px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);padding:18px 18px 16px;
  transition:transform var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#F6C9AF;}
.rel-card .rnum{
  font-size:13px;font-weight:800;color:rgba(255,90,31,.42);
  font-variant-numeric:tabular-nums;letter-spacing:-.5px;
}
.rel-card:hover .rnum{color:var(--c-brand);}
.rel-card h3{font-size:16px;font-weight:700;}
.rel-card p{font-size:13px;color:var(--c-muted);line-height:1.7;}
.rel-card .rgo{margin-top:auto;font-size:13px;font-weight:600;color:var(--c-brand);display:inline-flex;align-items:center;gap:5px;}
.rel-card:hover .rgo{gap:9px;}

/* ============ CTA 大卡 ============ */
.cta-card{
  position:relative;overflow:hidden;
  background:var(--c-dark);border-radius:var(--r-lg);
  padding:38px 40px;display:flex;align-items:center;gap:26px;flex-wrap:wrap;
  box-shadow:var(--sh-1);
}
.cta-card::after{
  content:"";position:absolute;right:-70px;top:-70px;width:260px;height:260px;
  border-radius:50%;border:1px solid rgba(255,255,255,.10);
  box-shadow:0 0 0 34px rgba(255,255,255,.04),0 0 0 68px rgba(255,255,255,.025);
  pointer-events:none;
}
.cta-body{flex:1 1 340px;min-width:0;position:relative;z-index:1;}
.cta-body h2{color:#fff;font-size:clamp(20px,2.3vw,26px);font-weight:800;letter-spacing:-.4px;}
.cta-body p{margin-top:8px;font-size:14px;color:rgba(255,255,255,.72);max-width:520px;}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:1;}
.btn-ghost-light{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;
  background:transparent;border:1px solid rgba(255,255,255,.42);
  color:#fff;font-size:15px;font-weight:600;
  transition:background var(--ease),border-color var(--ease),transform var(--ease);
}
.btn-ghost-light:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;transform:translateY(-1px);}

/* ============ 页脚 ============ */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);margin-top:56px;padding:52px 0 0;}
.footer-inner{max-width:1000px;margin:0 auto;padding:0 28px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:38px;}
.f-logo{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.4px;}
.footer-desc{margin-top:12px;font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.62);max-width:300px;}
.footer-stat{
  display:inline-flex;align-items:baseline;gap:6px;margin-top:16px;
  padding:6px 14px;border-radius:var(--r-pill);
  border:1px solid rgba(255,255,255,.18);font-size:12px;color:rgba(255,255,255,.78);
}
.footer-stat b{font-size:15px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;}
.footer-col a{display:block;font-size:14px;line-height:2.2;color:rgba(255,255,255,.7);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-color:var(--c-brand);text-decoration-thickness:2px;text-underline-offset:4px;}
.footer-col p{font-size:13.5px;line-height:2.0;color:rgba(255,255,255,.58);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:18px 0 22px;font-size:12.5px;color:rgba(255,255,255,.46);
}

/* ============ 响应式 ============ */
@media (max-width:1199.98px){
  .sidebar{width:220px;flex:0 0 220px;}
}
@media (max-width:991.98px){
  .sidebar{display:none;}
  .mobile-bar{display:flex;}
  .page-hero{padding:26px 0 24px;}
  .section{padding:40px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}
@media (max-width:767.98px){
  .container-x{padding:0 18px;}
  .footer-inner{padding:0 18px;}
  .accordion-button{font-size:15px;padding:15px 16px;}
  .accordion-button::after{width:26px;height:26px;flex:0 0 26px;font-size:17px;margin-left:10px;}
  .accordion-body{padding:0 16px 18px;font-size:14px;}
  .faq-note{padding:20px;gap:14px;}
  .cta-card{padding:28px 22px;border-radius:18px;}
  .rel-grid{grid-template-columns:1fr 1fr;gap:12px;}
  .rel-card{padding:15px 14px;}
  .footer-grid{grid-template-columns:1fr;gap:24px;padding-bottom:28px;}
  .site-footer{padding-top:38px;margin-top:40px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:6px;}
}
@media (max-width:519.98px){
  .hero-tags{gap:6px;}
  .tag{font-size:12px;padding:5px 12px;}
  .rel-grid{grid-template-columns:1fr;}
  .cta-actions .btn-main,.cta-actions .btn-ghost-light{width:100%;}
  .faq-group-head{flex-wrap:wrap;}
  .faq-group-head .cnt{margin-left:50px;}
}

/* roulang page: category6 */
:root{
  --c-brand:#FF5A1F;
  --c-brand-2:#FF8A3D;
  --c-grad:linear-gradient(135deg,#FF6A2B 0%,#FF3D5A 100%);
  --c-accent:#0FA37F;
  --c-ink:#171C21;
  --c-text:#333B43;
  --c-muted:#6C7681;
  --c-line:#E8E3DA;
  --c-bg:#FAF8F4;
  --c-surface:#FFFFFF;
  --c-dark:#14181C;
  --r-lg:22px;
  --r-md:14px;
  --r-sm:10px;
  --r-pill:999px;
  --sh-1:0 2px 0 rgba(23,28,33,.04),0 8px 24px rgba(23,28,33,.06);
  --sh-2:0 12px 32px rgba(23,28,33,.12);
  --bs-body-bg:#FAF8F4;
  --bs-body-color:#333B43;
  --bs-border-radius:14px;
  --bs-border-radius-lg:22px;
  --bs-primary:#FF5A1F;
  --bs-link-color:#FF5A1F;
  --bs-link-hover-color:#E04A12;
  --bs-font-sans-serif:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}

*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:.02em;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--c-brand);text-decoration:none;transition:color .25s cubic-bezier(.2,.7,.3,1);}
a:hover{color:#E04A12;}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;color:var(--c-ink);font-weight:700;letter-spacing:-.3px;}
p{margin:0;}
:focus-visible{outline:2px solid var(--c-brand);outline-offset:2px;border-radius:6px;}

/* ---------- 布局骨架 ---------- */
.site-shell{display:flex;align-items:flex-start;min-height:100vh;}
.main-wrap{flex:1 1 auto;min-width:0;display:flex;flex-direction:column;min-height:100vh;}
.container-x{width:100%;max-width:1040px;margin:0 auto;padding:0 20px;}

/* ---------- 左侧竖栏 ---------- */
.site-sidebar{display:none;}
@media (min-width:992px){
  .site-sidebar{
    display:flex;flex-direction:column;
    width:240px;flex:0 0 240px;
    position:sticky;top:0;height:100vh;
    padding:26px 18px 20px;
    background:var(--c-surface);
    border-right:1px solid var(--c-line);
    overflow-y:auto;
  }
}
.brand{display:block;padding:0 6px 20px;border-bottom:1px dashed var(--c-line);margin-bottom:18px;}
.brand-main{display:block;font-size:22px;font-weight:800;color:var(--c-ink);line-height:1.2;letter-spacing:-.5px;}
.brand-main em{font-style:normal;color:var(--c-brand);}
.brand-sub{display:block;margin-top:6px;font-size:12.5px;font-weight:600;color:var(--c-brand);letter-spacing:.06em;}
.brand-note{margin-top:10px;font-size:12px;line-height:1.6;color:var(--c-muted);}

.side-nav{display:flex;flex-direction:column;gap:4px;}
.side-nav a{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px;border-radius:10px;
  font-size:14.5px;font-weight:500;color:var(--c-text);
  transition:background .25s cubic-bezier(.2,.7,.3,1),color .25s cubic-bezier(.2,.7,.3,1),font-weight .25s;
}
.side-nav a:hover{background:#FFF1E8;color:var(--c-brand);}
.side-nav a.is-active{background:#FFF1E8;color:var(--c-brand);font-weight:700;}
.side-nav a.is-active::before{
  content:"";position:absolute;left:0;top:9px;bottom:9px;width:3px;border-radius:3px;background:var(--c-brand);
}
.nav-num{
  flex:0 0 18px;font-size:11px;font-weight:700;color:var(--c-muted);
  font-variant-numeric:tabular-nums;letter-spacing:0;
}
.side-nav a.is-active .nav-num,
.side-nav a:hover .nav-num{color:var(--c-brand);}
.nav-arrow{margin-left:auto;font-size:15px;color:var(--c-muted);opacity:.45;transition:transform .25s,opacity .25s;}
.side-nav a:hover .nav-arrow,
.side-nav a.is-active .nav-arrow{opacity:1;transform:translateX(2px);color:var(--c-brand);}

.side-foot{margin-top:auto;padding-top:22px;}
.side-stat{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 12px;border-radius:var(--r-pill);
  background:#EAF7F3;border:1px solid #C7EADF;
  font-size:12px;color:#0B7C61;font-weight:600;
}
.side-stat b{font-size:16px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:-.5px;}
.side-link{display:inline-block;margin-top:12px;font-size:13px;font-weight:600;color:var(--c-brand);}
.side-link:hover{text-decoration:underline;text-underline-offset:3px;}

/* ---------- 移动端顶栏 ---------- */
.mobile-bar{
  position:sticky;top:0;z-index:1030;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  height:60px;padding:0 16px;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(8px);
  border-bottom:1px solid var(--c-line);
}
.mobile-bar .brand-mini{font-size:15.5px;font-weight:800;color:var(--c-ink);letter-spacing:-.4px;white-space:nowrap;}
.menu-btn{
  width:40px;height:40px;flex:0 0 40px;border-radius:10px;
  border:1px solid var(--c-line);background:#fff;color:var(--c-ink);
  display:grid;place-items:center;font-size:17px;cursor:pointer;
  transition:background .25s,border-color .25s,color .25s;
}
.menu-btn:hover{background:#FFF1E8;border-color:#FFD2B8;color:var(--c-brand);}
@media (min-width:992px){.mobile-bar{display:none;}}

.offcanvas{--bs-offcanvas-width:296px;background:var(--c-surface);}
.offcanvas-header{border-bottom:1px solid var(--c-line);padding:18px 20px;}
.offcanvas-body{padding:18px 16px;}
.offcanvas .brand-sub{margin-top:4px;}
.offcanvas .btn-close{--bs-btn-close-focus-shadow:0 0 0 3px rgba(255,90,31,.25);}

/* ---------- 面包屑 ---------- */
.crumb-nav{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--c-muted);padding-top:20px;}
.crumb-nav a{color:var(--c-muted);}
.crumb-nav a:hover{color:var(--c-brand);}
.crumb-nav .sep{color:#C9C2B7;}
.crumb-nav .current{color:var(--c-text);font-weight:600;}

/* ---------- Hero ---------- */
.page-hero{padding:22px 0 10px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:var(--r-pill);
  background:#FFF1E8;color:var(--c-brand);
  font-size:12.5px;font-weight:700;letter-spacing:.04em;
  margin-bottom:16px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--c-brand);}
.page-hero h1{
  font-size:clamp(27px,3.4vw,42px);
  font-weight:800;line-height:1.22;letter-spacing:-.6px;
  max-width:16em;
}
.hero-lead{margin-top:14px;font-size:16px;line-height:1.8;color:var(--c-muted);max-width:34em;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:7px 14px;border-radius:var(--r-pill);
  background:#fff;border:1px solid var(--c-line);
  font-size:12.5px;font-weight:600;color:var(--c-text);
  box-shadow:var(--sh-1);
}
.chip i{color:var(--c-accent);font-size:12px;}
.chip.brand i{color:var(--c-brand);}

/* ---------- 板块 ---------- */
.section{padding:40px 0;}
@media (min-width:992px){.section{padding:60px 0;}}
.section-head{margin-bottom:26px;}
.sec-title{
  position:relative;padding-left:16px;
  font-size:clamp(21px,2.4vw,29px);font-weight:700;line-height:1.35;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.16em;width:4px;height:.92em;border-radius:2px;background:var(--c-grad);
}
.sec-desc{margin-top:10px;padding-left:16px;font-size:14.5px;color:var(--c-muted);line-height:1.8;max-width:44em;}

/* ---------- 联系通道 ---------- */
.contact-list{display:grid;gap:14px;}
.contact-card{
  display:flex;gap:14px;padding:20px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-1);
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s;
}
.contact-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD2B8;}
.c-icon{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;
  display:grid;place-items:center;
  background:#FFF1E8;color:var(--c-brand);font-size:17px;
}
.c-icon.teal{background:#EAF7F3;color:var(--c-accent);}
.c-label{display:block;font-size:12px;font-weight:600;color:var(--c-muted);letter-spacing:.06em;}
.c-value{display:block;margin:3px 0 5px;font-size:16px;font-weight:700;color:var(--c-ink);letter-spacing:-.2px;}
.c-note{font-size:13px;line-height:1.7;color:var(--c-muted);}

/* ---------- 表单卡 ---------- */
.form-card{
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-lg);box-shadow:var(--sh-1);
  padding:22px;
}
@media (min-width:768px){.form-card{padding:30px;}}
.form-card .form-title{font-size:19px;font-weight:700;color:var(--c-ink);}
.form-card .form-sub{margin-top:6px;font-size:13.5px;color:var(--c-muted);line-height:1.7;}
.form-label{font-size:14px;font-weight:600;color:var(--c-ink);margin-bottom:7px;}
.form-label .req{color:var(--c-brand);margin-left:2px;}
.form-control,.form-select{
  height:44px;border-radius:12px;border:1px solid var(--c-line);
  background:#FDFBF8;font-size:15px;color:var(--c-text);
  padding:0 14px;box-shadow:none;
  transition:border-color .25s,box-shadow .25s,background .25s;
}
.form-control:focus,.form-select:focus{
  border-color:var(--c-brand);background:#fff;
  box-shadow:0 0 0 4px rgba(255,90,31,.13);
}
.form-control::placeholder{color:#A8A296;}
textarea.form-control{height:auto;min-height:132px;padding:12px 14px;line-height:1.75;resize:vertical;}
.form-hint{font-size:12.5px;color:var(--c-muted);line-height:1.7;margin-top:8px;}

.btn-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border:0;border-radius:12px;
  background:var(--c-grad);color:#fff;font-size:15px;font-weight:600;
  box-shadow:0 8px 20px rgba(255,90,31,.28);
  cursor:pointer;
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,filter .25s;
}
.btn-brand:hover{color:#fff;transform:translateY(-1px);filter:brightness(1.05);box-shadow:0 12px 26px rgba(255,90,31,.34);}
.btn-brand:active{transform:translateY(0);box-shadow:0 6px 14px rgba(255,90,31,.26);}
.btn-outline-brand{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;
  background:#fff;border:1px solid var(--c-line);color:var(--c-text);
  font-size:15px;font-weight:600;
  transition:border-color .25s,color .25s,background .25s,transform .25s;
}
.btn-outline-brand:hover{border-color:var(--c-brand);color:var(--c-brand);background:#FFF9F5;transform:translateY(-1px);}

.form-note{
  margin-top:16px;padding:12px 14px;
  background:#FAF8F4;border:1px solid var(--c-line);border-radius:var(--r-sm);
  font-size:12.5px;line-height:1.75;color:var(--c-muted);
}
.form-alert{
  display:none;margin-top:14px;padding:12px 14px;
  border-radius:var(--r-sm);
  background:#EAF7F3;border:1px solid #C7EADF;border-left:4px solid var(--c-accent);
  font-size:13.5px;color:#0B7C61;line-height:1.7;
}
.form-alert.show{display:block;}

/* ---------- 三步说明 ---------- */
.steps{display:grid;gap:16px;grid-template-columns:1fr;}
@media (min-width:768px){.steps{grid-template-columns:repeat(3,1fr);}}
.step-card{
  position:relative;padding:22px 20px 20px;
  background:var(--c-surface);border:1px solid var(--c-line);
  border-radius:var(--r-md);box-shadow:var(--sh-1);
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s;
}
.step-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD2B8;}
.step-num{
  display:block;font-size:28px;font-weight:700;line-height:1;
  color:rgba(255,90,31,.22);font-variant-numeric:tabular-nums;letter-spacing:-1px;
  transition:color .25s;
}
.step-card:hover .step-num{color:var(--c-brand);}
.step-card h3{margin-top:10px;font-size:17px;font-weight:700;}
.step-card p{margin-top:8px;font-size:13.5px;line-height:1.8;color:var(--c-muted);}

/* ---------- FAQ ---------- */
.faq .accordion-item{
  border:1px solid var(--c-line);border-radius:var(--r-md);
  background:var(--c-surface);margin-bottom:12px;
  overflow:hidden;box-shadow:var(--sh-1);
}
.faq .accordion-item:last-child{margin-bottom:0;}
.faq .accordion-button{
  padding:18px 20px;font-size:16px;font-weight:700;color:var(--c-ink);
  background:transparent;box-shadow:none;
  transition:background .25s,color .25s;
}
.faq .accordion-button:hover{background:#FFF9F5;}
.faq .accordion-button:not(.collapsed){color:var(--c-brand);background:#FFF6F0;box-shadow:none;}
.faq .accordion-button::after{
  content:"+";background-image:none;
  width:22px;height:22px;flex:0 0 22px;
  display:grid;place-items:center;
  font-size:20px;font-weight:600;line-height:1;color:var(--c-brand);
  transform:none;transition:transform .25s cubic-bezier(.2,.7,.3,1);
}
.faq .accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.faq .accordion-button:focus{box-shadow:none;}
.faq .accordion-body{
  padding:0 20px 20px;font-size:14px;line-height:1.85;color:var(--c-text);
}
.faq .accordion-body p + p{margin-top:10px;}

/* ---------- 相关分类 ---------- */
.rel-grid{display:grid;gap:14px;grid-template-columns:1fr;}
@media (min-width:576px){.rel-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.rel-grid{grid-template-columns:repeat(3,1fr);}}
.rel-card{
  display:flex;align-items:center;gap:12px;
  padding:18px;background:var(--c-surface);
  border:1px solid var(--c-line);border-radius:var(--r-md);
  box-shadow:var(--sh-1);color:var(--c-text);
  transition:transform .25s cubic-bezier(.2,.7,.3,1),box-shadow .25s,border-color .25s,color .25s;
}
.rel-card:hover{transform:translateY(-3px);box-shadow:var(--sh-2);border-color:#FFD2B8;color:var(--c-brand);}
.rel-num{
  font-size:14px;font-weight:700;color:var(--c-brand);
  font-variant-numeric:tabular-nums;flex:0 0 auto;
}
.rel-name{font-size:15px;font-weight:600;}
.rel-card .nav-arrow{margin-left:auto;opacity:.5;}
.rel-card:hover .nav-arrow{opacity:1;transform:translateX(3px);color:var(--c-brand);}

/* ---------- CTA ---------- */
.cta-card{
  position:relative;overflow:hidden;
  border-radius:var(--r-lg);
  background:var(--c-dark);
  padding:32px 24px;
  color:#fff;
}
@media (min-width:768px){.cta-card{padding:42px 40px;}}
.cta-card::after{
  content:"";position:absolute;right:-90px;top:-90px;
  width:280px;height:280px;border-radius:50%;
  border:1px solid rgba(255,255,255,.10);
  box-shadow:0 0 0 40px rgba(255,255,255,.035),0 0 0 84px rgba(255,255,255,.022);
  pointer-events:none;
}
.cta-card h2{color:#fff;font-size:clamp(21px,2.4vw,28px);position:relative;z-index:1;}
.cta-card p{margin-top:10px;font-size:14.5px;line-height:1.8;color:rgba(255,255,255,.72);position:relative;z-index:1;max-width:40em;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;position:relative;z-index:1;}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:12px;
  background:transparent;border:1px solid rgba(255,255,255,.42);color:#fff;
  font-size:15px;font-weight:600;
  transition:background .25s,border-color .25s,color .25s,transform .25s;
}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;color:#fff;transform:translateY(-1px);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--c-dark);color:rgba(255,255,255,.72);margin-top:48px;}
.footer-inner{max-width:1040px;margin:0 auto;padding:48px 20px 0;}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;}
@media (min-width:576px){.footer-grid{grid-template-columns:repeat(2,1fr);}}
@media (min-width:992px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:36px;}}
.f-logo{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.4px;}
.footer-desc{margin-top:12px;font-size:13.5px;line-height:1.85;color:rgba(255,255,255,.62);max-width:22em;}
.footer-stat{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  padding:6px 13px;border-radius:var(--r-pill);
  background:rgba(15,163,127,.14);border:1px solid rgba(15,163,127,.42);
  font-size:12px;font-weight:600;color:#5FD9B8;
}
.footer-stat b{font-size:15px;font-weight:700;font-variant-numeric:tabular-nums;}
.footer-col h4{font-size:14px;font-weight:700;color:#fff;margin-bottom:14px;letter-spacing:.02em;}
.footer-col a{display:block;font-size:14px;line-height:2.2;color:rgba(255,255,255,.70);}
.footer-col a:hover{color:#fff;text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px;text-decoration-color:var(--c-brand);}
.footer-col p{font-size:13.5px;line-height:2.1;color:rgba(255,255,255,.58);}
.footer-bottom{
  margin-top:38px;padding:20px 0 26px;
  border-top:1px solid rgba(255,255,255,.08);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:12.5px;color:rgba(255,255,255,.45);
}

/* ---------- 响应式微调 ---------- */
@media (max-width:575px){
  .page-hero{padding-top:16px;}
  .hero-meta{gap:8px;}
  .chip{font-size:12px;padding:6px 12px;}
  .form-card{padding:20px 16px;}
  .cta-actions .btn-brand,.cta-actions .btn-ghost{width:100%;}
  .footer-bottom{flex-direction:column;gap:8px;}
}