/* roulang page: index */
:root{
  --bg:#100D0B;
  --panel:#191512;
  --panel-2:#241E19;
  --line:#362D26;
  --line-soft:#2A241F;
  --primary:#FF5C2B;
  --primary-hover:#FF7A4D;
  --primary-active:#E0471A;
  --accent:#2FD0AE;
  --text:#F5EFE8;
  --text-2:#B7ABA1;
  --text-3:#8A7E74;
  --ok:#3FBF7F;
  --warn:#FFB020;
  --err:#E5484D;
  --radius-card:14px;
  --radius-img:10px;
  --radius-input:10px;
  --radius-tag:6px;
  --shadow-card:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 14px 34px rgba(255,92,43,.14);
  --rail:236px;
  --container:1280px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --bs-body-bg:#100D0B;
  --bs-body-color:#F5EFE8;
  --bs-border-color:#362D26;
  --bs-primary:#FF5C2B;
  --bs-link-color:#FF5C2B;
  --bs-link-hover-color:#FF7A4D;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);}
a:hover{color:var(--primary);}
button{font-family:inherit;}
input,button,textarea,select{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}
h1,h2,h3,h4{color:var(--text);font-weight:700;line-height:1.35;letter-spacing:0;margin:0;}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
ul{margin:0;padding:0;list-style:none;}
::selection{background:rgba(255,92,43,.28);}

/* ============ 左侧竖向导航 ============ */
.side-rail{
  position:fixed;left:0;top:0;bottom:0;width:var(--rail);
  background:var(--panel);
  border-right:1px solid var(--line);
  padding:24px 18px 20px;
  display:flex;flex-direction:column;
  z-index:1080;
  overflow-y:auto;
}
.brand{display:flex;align-items:center;gap:10px;margin-bottom:24px;padding:0 4px;}
.brand__mark{
  flex:0 0 auto;width:40px;height:40px;border-radius:12px;
  background:linear-gradient(140deg,var(--primary) 0%,var(--primary-active) 100%);
  color:#140B07;font-weight:800;font-size:14px;letter-spacing:.02em;
  display:flex;align-items:center;justify-content:center;
}
.brand__text{display:flex;flex-direction:column;line-height:1.25;min-width:0;}
.brand__text strong{font-size:14px;font-weight:700;color:var(--text);}
.brand__text em{font-style:normal;font-size:11px;color:var(--text-3);margin-top:3px;}
.rail-label{font-size:11px;font-weight:600;letter-spacing:.08em;color:var(--text-3);padding:0 4px;margin-bottom:10px;}
.rail-nav{display:flex;flex-direction:column;gap:4px;}
.rail-nav a{
  position:relative;display:flex;align-items:center;gap:10px;
  height:44px;padding:0 12px 0 16px;border-radius:10px;
  font-size:15px;color:var(--text-2);
}
.rail-nav a::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;border-radius:0 3px 3px 0;
  background:transparent;transition:background-color .2s var(--ease);
}
.rail-nav a:hover{background:var(--panel-2);color:var(--text);}
.rail-nav a.active{background:var(--panel-2);color:var(--primary);font-weight:600;}
.rail-nav a.active::before{background:var(--primary);}
.rail-nav .ico{width:18px;text-align:center;font-size:14px;color:inherit;opacity:.85;}
.rail-foot{margin-top:auto;padding-top:20px;display:flex;flex-direction:column;gap:10px;}
.rail-note{font-size:12px;color:var(--text-3);padding:0 4px;line-height:1.6;}
.rail-tools{display:flex;gap:8px;padding:0 4px;}
.icon-btn{
  width:40px;height:40px;border-radius:10px;background:var(--panel-2);
  border:1px solid var(--line);color:var(--text-2);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{border-color:rgba(255,92,43,.45);color:var(--primary);}

/* ============ 按钮 ============ */
.btn-main{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border:0;border-radius:999px;
  background:var(--primary);color:#140B07;font-weight:600;font-size:15px;
  cursor:pointer;transition:background-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-main:hover{background:var(--primary-hover);color:#140B07;transform:translateY(-1px);box-shadow:var(--shadow-hover);}
.btn-main:active{background:var(--primary-active);transform:translateY(0);}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;background:transparent;
  border:1px solid #5A4C44;color:var(--text);font-weight:600;font-size:15px;
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-1px);}
.btn-text{
  color:var(--text-2);font-size:14px;font-weight:600;
  text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px;
}
.btn-text:hover{color:var(--primary);}
.btn-block-m{width:100%;}

/* ============ 主体壳 ============ */
.page-shell{margin-left:var(--rail);min-height:100vh;}
.wrap{max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:72px 0;}
.section--tight{padding:52px 0;}
.section--alt{background:linear-gradient(180deg,rgba(25,21,18,.72) 0%,rgba(16,13,11,0) 100%);}
.sec-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap;}
.sec-head h2{
  position:relative;padding-left:14px;margin:0;
  font-size:clamp(22px,3vw,30px);font-weight:700;
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;background:var(--primary);border-radius:2px;
}
.sec-sub{font-size:14px;color:var(--text-2);margin-top:8px;}

/* ============ 顶部条（移动） ============ */
.topbar{
  display:none;position:fixed;top:0;left:0;right:0;height:56px;z-index:1060;
  background:var(--panel);border-bottom:1px solid var(--line);
  align-items:center;justify-content:space-between;padding:0 12px;
}
.topbar__brand{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--text);}
.topbar__brand .brand__mark{width:30px;height:30px;border-radius:9px;font-size:11px;}
.topbar .icon-btn{background:transparent;border-color:transparent;width:38px;height:38px;}
.rail-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.62);z-index:1070;}
.rail-overlay.open{display:block;}

/* ============ 搜索行 ============ */
.search-row{border-bottom:1px solid var(--line);background:var(--panel);}
.search-row[hidden]{display:none;}
.search-row .wrap{padding-top:14px;padding-bottom:14px;}
.search-form{display:flex;gap:10px;max-width:640px;}
.search-form input{
  flex:1;height:44px;padding:0 16px;border-radius:var(--radius-input);
  background:var(--panel-2);border:1px solid var(--line);color:var(--text);
}
.search-form input::placeholder{color:var(--text-3);}
.search-form input:focus{outline:2px solid var(--primary);outline-offset:0;border-color:var(--primary);}

/* ============ Hero ============ */
.hero{position:relative;overflow:hidden;min-height:clamp(420px,62vh,640px);display:flex;align-items:flex-end;}
.hero__bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-1.png') center/cover no-repeat;transform:scale(1.01);}
.hero__noise{position:absolute;inset:0;opacity:.04;background-image:radial-gradient(#F5EFE8 1px,transparent 1px);background-size:4px 4px;pointer-events:none;}
.hero__mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(16,13,11,.78) 0%,rgba(16,13,11,.42) 32%,rgba(16,13,11,.86) 76%,#100D0B 100%);
}
.hero__inner{position:relative;width:100%;padding-top:96px;padding-bottom:48px;display:flex;align-items:flex-end;justify-content:space-between;gap:40px;}
.hero__copy{max-width:660px;}
.hero__badge{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 12px;margin-bottom:18px;
  border-radius:999px;border:1px solid rgba(255,92,43,.45);background:rgba(255,92,43,.1);
  color:var(--primary);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.hero h1{
  font-size:clamp(28px,4.2vw,44px);font-weight:800;line-height:1.25;
  margin:0 0 16px;color:var(--text);text-shadow:0 2px 24px rgba(0,0,0,.5);
}
.hero__sub{font-size:16px;color:var(--text-2);max-width:520px;margin-bottom:26px;}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;}
.hero__stats{
  display:flex;flex-direction:column;gap:10px;align-items:flex-end;
  font-size:13px;color:var(--text-2);text-align:right;padding-bottom:6px;
}
.hero__stats span{display:inline-flex;align-items:center;gap:8px;}
.dot{width:6px;height:6px;border-radius:50%;background:var(--accent);display:inline-block;}
.dot--warn{background:var(--warn);}

/* ============ 入口速览条 ============ */
.quick-bar{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.quick-item{padding:22px 22px 22px 0;display:flex;gap:12px;align-items:flex-start;border-right:1px solid var(--line);}
.quick-item:first-child{padding-left:0;}
.quick-item:last-child{border-right:0;}
.quick-item__ico{
  flex:0 0 auto;width:36px;height:36px;border-radius:10px;background:rgba(47,208,174,.1);
  border:1px solid rgba(47,208,174,.25);color:var(--accent);
  display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;
}
.quick-item h3{font-size:15px;font-weight:600;margin-bottom:4px;}
.quick-item p{font-size:13px;color:var(--text-3);line-height:1.6;}

/* ============ 横滑片库 ============ */
.rail-shell{position:relative;}
.rail-arrows{display:flex;gap:8px;}
.rail-track{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:4px 2px 18px;scrollbar-width:thin;scrollbar-color:#3A302A transparent;
}
.rail-track::-webkit-scrollbar{height:8px;}
.rail-track::-webkit-scrollbar-track{background:#191512;border-radius:999px;}
.rail-track::-webkit-scrollbar-thumb{background:#3A302A;border-radius:999px;}
.rail-track::-webkit-scrollbar-thumb:hover{background:var(--primary);}
.rail-card{flex:0 0 200px;scroll-snap-align:start;}
.rail-card .thumb{
  position:relative;aspect-ratio:2/3;border-radius:var(--radius-card);overflow:hidden;
  background:linear-gradient(180deg,var(--panel-2) 0%,var(--panel) 100%);
  border:1px solid var(--line);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.rail-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.rail-card:hover .thumb{transform:translateY(-4px);border-color:rgba(255,92,43,.45);box-shadow:var(--shadow-hover);}
.rail-card:hover .thumb img{transform:scale(1.04);}
.rail-card .corner{
  position:absolute;left:10px;top:10px;height:22px;padding:0 8px;border-radius:6px;
  background:rgba(255,92,43,.9);color:#140B07;font-size:11px;font-weight:700;
  display:inline-flex;align-items:center;
}
.rail-card h3{font-size:14px;font-weight:600;margin:12px 0 4px;line-height:1.5;}
.rail-card span{font-size:12px;color:var(--text-3);}

/* ============ 热播推荐（非对称） ============ */
.featured-grid{display:grid;grid-template-columns:7fr 5fr;gap:24px;align-items:start;}
.feature-main{
  display:block;border-radius:var(--radius-card);overflow:hidden;background:var(--panel);
  border:1px solid var(--line);transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.feature-main:hover{border-color:rgba(255,92,43,.45);box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.feature-main__img{aspect-ratio:16/9;overflow:hidden;background:var(--panel-2);}
.feature-main__img img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.feature-main:hover .feature-main__img img{transform:scale(1.03);}
.feature-main__body{padding:20px;}
.feature-main__body h3{font-size:20px;font-weight:700;margin:10px 0 8px;}
.feature-main__body p{font-size:14px;color:var(--text-2);}
.feature-side{display:flex;flex-direction:column;gap:14px;}
.feature-item{
  display:flex;gap:14px;padding:12px;border-radius:var(--radius-card);
  background:var(--panel);border:1px solid var(--line);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.feature-item:hover{border-color:rgba(255,92,43,.45);box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.feature-item img{width:96px;height:64px;border-radius:var(--radius-img);object-fit:cover;flex:0 0 auto;background:var(--panel-2);}
.feature-item__txt{min-width:0;}
.feature-item__txt h3{font-size:15px;font-weight:600;margin-bottom:4px;line-height:1.5;}
.feature-item__txt p{font-size:13px;color:var(--text-3);line-height:1.6;margin-bottom:6px;}

/* ============ 标签 / 徽章 ============ */
.tag{
  display:inline-flex;align-items:center;height:22px;padding:0 8px;border-radius:var(--radius-tag);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:rgba(47,208,174,.12);color:var(--accent);
}
.tag--primary{background:rgba(255,92,43,.12);color:var(--primary);}
.tag--muted{background:rgba(183,171,161,.1);color:var(--text-2);}

/* ============ 内容卡片网格 ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.post-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);}
.post-card:hover{border-color:rgba(255,92,43,.45);box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.post-card__link{display:block;height:100%;color:inherit;}
.post-card__thumb{aspect-ratio:16/9;overflow:hidden;background:linear-gradient(180deg,var(--panel-2) 0%,var(--panel) 100%);}
.post-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.post-card:hover .post-card__thumb img{transform:scale(1.04);}
.post-card__body{padding:16px 18px 18px;}
.post-card__title{font-size:17px;font-weight:600;margin:10px 0 8px;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card__desc{font-size:14px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-card__meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px;
  font-size:12px;color:var(--text-3);border-top:1px solid var(--line-soft);padding-top:12px;}
.post-card__more{color:var(--primary);font-weight:600;}
.empty-state{
  grid-column:1/-1;text-align:center;padding:56px 20px;border:1px dashed var(--line);border-radius:var(--radius-card);
  background:var(--panel);
}
.empty-state__ico{
  width:48px;height:48px;margin:0 auto 14px;border-radius:50%;
  border:1px solid var(--line);display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:20px;
}
.empty-state p{font-size:13px;color:var(--text-3);margin-bottom:16px;}

/* ============ 分类入口网格 ============ */
.cat-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
.cat-tile{
  position:relative;display:block;overflow:hidden;border-radius:var(--radius-card);
  border:1px solid var(--line);background:var(--panel);min-height:280px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.cat-tile--wide{grid-column:span 7;min-height:340px;}
.cat-tile--narrow{grid-column:span 5;min-height:320px;}
.cat-tile:nth-child(3){grid-column:span 5;}
.cat-tile:nth-child(4){grid-column:span 7;}
.cat-tile:hover{border-color:rgba(255,92,43,.45);box-shadow:var(--shadow-hover);transform:translateY(-4px);}
.cat-tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.cat-tile:hover img{transform:scale(1.04);}
.cat-tile__mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(16,13,11,.15) 0%,rgba(16,13,11,.75) 58%,rgba(16,13,11,.96) 100%);}
.cat-tile__body{position:relative;height:100%;padding:22px;display:flex;flex-direction:column;justify-content:flex-end;}
.cat-tile__body h3{font-size:20px;font-weight:700;margin:10px 0 8px;}
.cat-tile__body p{font-size:14px;color:var(--text-2);max-width:420px;}
.cat-tile__foot{display:flex;align-items:center;justify-content:space-between;margin-top:14px;font-size:12px;color:var(--text-3);}
.cat-count{display:inline-flex;align-items:center;gap:6px;}

/* ============ 数据概览 ============ */
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.stat-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px;}
.stat-card .num{font-size:34px;font-weight:800;color:var(--accent);line-height:1.1;letter-spacing:-.01em;}
.stat-card .lbl{font-size:14px;font-weight:600;margin:10px 0 6px;}
.stat-card p{font-size:13px;color:var(--text-3);}
.bar{height:6px;border-radius:999px;background:var(--panel-2);overflow:hidden;margin-top:16px;}
.bar span{display:block;height:100%;background:linear-gradient(90deg,var(--primary) 0%,var(--primary-hover) 100%);border-radius:999px;}

/* ============ CTA 横幅 ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-card);border:1px solid var(--line);
  background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;
}
.cta-band__mask{position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,92,43,.72) 0%,rgba(224,71,26,.55) 48%,rgba(16,13,11,.72) 100%);}
.cta-band__inner{position:relative;padding:44px 40px;display:flex;align-items:center;justify-content:space-between;gap:28px;flex-wrap:wrap;}
.cta-band__inner h2{font-size:clamp(20px,2.6vw,28px);font-weight:800;color:#140B07;margin-bottom:8px;}
.cta-band__inner p{color:rgba(20,11,7,.78);font-size:14px;max-width:560px;}
.cta-band .btn-main{background:#140B07;color:var(--text);}
.cta-band .btn-main:hover{background:#241E19;color:var(--text);}

/* ============ FAQ ============ */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 2px;font-size:15px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"+";flex:0 0 auto;width:24px;height:24px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:var(--primary);font-size:16px;font-weight:700;line-height:1;
  background:rgba(255,92,43,.1);border:1px solid rgba(255,92,43,.25);
}
.faq-item[open] summary::after{content:"−";}
.faq-item summary:hover{color:var(--primary);}
.faq-body{padding:0 2px 22px;font-size:14px;line-height:1.7;color:var(--text-2);max-width:900px;}

/* ============ 页脚 ============ */
.footer{border-top:1px solid var(--line);background:var(--bg);padding:56px 0 24px;margin-top:24px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
.footer h4{font-size:14px;font-weight:700;margin-bottom:14px;color:var(--text);}
.footer ul li{margin-bottom:9px;}
.footer ul a{font-size:13px;color:var(--text-2);}
.footer ul a:hover{color:var(--primary);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand__text strong{color:var(--text);}
.footer p{font-size:13px;color:var(--text-3);line-height:1.8;}
.footer-bottom{
  margin-top:40px;padding-top:18px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3);}
.footer-bottom a:hover{color:var(--primary);}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  .featured-grid{grid-template-columns:1fr;}
  .feature-main__img{aspect-ratio:16/9;}
  .post-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:991px){
  .side-rail{transform:translateX(-100%);transition:transform .24s var(--ease);width:82vw;max-width:320px;box-shadow:0 0 40px rgba(0,0,0,.5);}
  .side-rail.open{transform:translateX(0);}
  .topbar{display:flex;}
  .page-shell{margin-left:0;padding-top:56px;}
  .wrap{padding:0 20px;}
  .section{padding:56px 0;}
  .quick-bar{grid-template-columns:repeat(2,1fr);}
  .quick-item{border-right:0;border-bottom:1px solid var(--line);padding:18px 16px 18px 0;}
  .quick-item:nth-child(even){padding-left:16px;border-left:1px solid var(--line);}
  .stat-row{grid-template-columns:1fr;}
  .hero__inner{flex-direction:column;align-items:flex-start;gap:24px;padding-top:72px;}
  .hero__stats{align-items:flex-start;text-align:left;}
  .rail-arrows{display:none;}
  .cta-band__inner{padding:32px 24px;}
}
@media (max-width:767px){
  .post-grid{grid-template-columns:1fr;}
  .cat-grid{grid-template-columns:1fr;}
  .cat-tile,.cat-tile--wide,.cat-tile--narrow{grid-column:span 1;min-height:240px;}
  .footer-grid{grid-template-columns:1fr;}
  .feature-item img{width:84px;height:58px;}
  .hero h1{font-size:clamp(26px,7vw,32px);}
  .btn-main,.btn-ghost{height:48px;}
}
@media (max-width:520px){
  .quick-bar{grid-template-columns:1fr;}
  .quick-item,.quick-item:nth-child(even){padding:16px 0;border-left:0;}
  .search-form{flex-direction:column;}
  .search-form .btn-main{width:100%;}
  .hero__cta{width:100%;}
  .hero__cta .btn-main,.hero__cta .btn-ghost{width:100%;}
}

/* roulang page: article */
:root{
  --bg:#100D0B;
  --panel:#191512;
  --panel-2:#241E19;
  --line:#362D26;
  --primary:#FF5C2B;
  --primary-h:#FF7A4D;
  --primary-a:#E0471A;
  --mint:#2FD0AE;
  --text:#F5EFE8;
  --muted:#B7ABA1;
  --dim:#8A7E74;
  --ok:#3FBF7F;
  --warn:#FFB020;
  --err:#E5484D;
  --r-card:14px;
  --r-img:10px;
  --r-input:10px;
  --r-tag:6px;
  --r-pill:999px;
  --sh-card:0 8px 24px rgba(0,0,0,.35);
  --sh-hover:0 14px 34px rgba(255,92,43,.14);
  --side:236px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
body.drawer-open{overflow:hidden;}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease);}
a:hover{color:var(--primary);}
button{font-family:inherit;}
h1,h2,h3,h4,h5{margin:0;color:var(--text);letter-spacing:0;}
p{margin:0 0 14px;}
ul,ol{padding-left:20px;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(255,92,43,.3);color:#fff;}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:#191512;}
::-webkit-scrollbar-thumb{background:#362D26;border-radius:999px;border:2px solid #191512;}
::-webkit-scrollbar-thumb:hover{background:#4A3D33;}
*{scrollbar-color:#362D26 #191512;scrollbar-width:thin;}

/* ============ 左侧导航 ============ */
.sidenav{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--side);
  background:var(--panel);
  border-right:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:16px;
  padding:22px 14px 18px;
  z-index:80;
  transform:translateX(-100%);
  transition:transform .24s var(--ease);
  overflow-y:auto;
}
.sidenav.is-open{transform:translateX(0);}
.brand{
  display:flex;
  align-items:center;
  gap:10px;
  padding:6px 8px 14px;
  border-bottom:1px solid var(--line);
}
.brand__mark{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:40px;
  height:30px;
  padding:0 9px;
  border-radius:8px;
  background:var(--primary);
  color:#140B07;
  font-weight:800;
  font-size:14px;
  letter-spacing:.02em;
  flex:none;
}
.brand__text{display:flex;flex-direction:column;min-width:0;}
.brand__text strong{font-size:14px;line-height:1.35;font-weight:700;color:var(--text);}
.brand__text em{font-style:normal;font-size:11.5px;line-height:1.4;color:var(--dim);}
.nav{display:flex;flex-direction:column;gap:4px;}
.nav__label{font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--dim);padding:2px 10px 6px;}
.nav__item{
  position:relative;
  display:block;
  padding:11px 12px 11px 16px;
  border-radius:10px;
  font-size:14.5px;
  color:var(--muted);
  transition:background .2s var(--ease),color .2s var(--ease);
}
.nav__item::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  width:3px;height:0;
  border-radius:2px;
  background:var(--primary);
  transform:translateY(-50%);
  transition:height .2s var(--ease);
}
.nav__item:hover{background:var(--panel-2);color:var(--text);}
.nav__item.is-active{background:var(--panel-2);color:var(--primary);font-weight:600;}
.nav__item.is-active::before{height:20px;}
.side-foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding-top:14px;border-top:1px solid var(--line);}
.side-note{font-size:12px;line-height:1.6;color:var(--dim);}
.side-tools{display:flex;align-items:center;gap:8px;}
.drawer-mask{
  position:fixed;
  inset:0;
  background:rgba(8,6,5,.62);
  opacity:0;
  visibility:hidden;
  transition:opacity .22s var(--ease),visibility .22s var(--ease);
  z-index:75;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ============ 移动端顶栏 ============ */
.topbar{
  position:sticky;
  top:0;
  z-index:70;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  height:56px;
  padding:0 14px;
  background:var(--panel);
  border-bottom:1px solid var(--line);
}
.topbar__brand{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14.5px;
  font-weight:700;
  color:var(--text);
  min-width:0;
  overflow:hidden;
  white-space:nowrap;
  text-overflow:ellipsis;
}
.topbar__brand .brand__mark{min-width:34px;height:26px;font-size:12.5px;padding:0 7px;}
.icon-btn{
  width:38px;height:38px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius:10px;
  background:transparent;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:15px;
  line-height:1;
  cursor:pointer;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
  flex:none;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(255,92,43,.45);background:var(--panel-2);}

/* ============ 主体容器 ============ */
.shell{min-height:100vh;display:flex;flex-direction:column;}
.main{
  flex:1 1 auto;
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:20px 16px 56px;
}
.search-row{
  max-height:0;
  overflow:hidden;
  opacity:0;
  transition:max-height .26s var(--ease),opacity .22s var(--ease),margin .26s var(--ease);
  margin-bottom:0;
}
.search-row.is-open{max-height:120px;opacity:1;margin-bottom:20px;}
.search-form{
  display:flex;
  gap:10px;
  align-items:center;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:12px;
  padding:10px 12px;
}
.search-form input{
  flex:1;
  min-width:0;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--r-input);
  color:var(--text);
  font-size:14.5px;
  padding:10px 12px;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-form input::placeholder{color:var(--dim);}
.search-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(255,92,43,.35);}

/* ============ 面包屑 ============ */
.crumbs{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:6px;
  font-size:13px;
  color:var(--muted);
  margin-bottom:18px;
}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--primary);}
.crumbs .sep{color:var(--dim);}
.crumbs .current{color:var(--dim);max-width:56vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章头 ============ */
.post__head{padding-bottom:20px;border-bottom:1px solid var(--line);margin-bottom:28px;}
.post__title{
  font-size:clamp(28px,4.2vw,44px);
  line-height:1.28;
  font-weight:800;
  margin-bottom:14px;
  overflow-wrap:anywhere;
}
.post__meta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  font-size:13px;
  color:var(--dim);
}
.post__meta .dot{color:var(--line);}
.tag{
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 9px;
  border-radius:var(--r-tag);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  background:rgba(255,92,43,.12);
  color:var(--primary);
  white-space:nowrap;
}
.tag--mint{background:rgba(47,208,174,.12);color:var(--mint);}

/* ============ 文章布局 ============ */
.post__layout{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:40px;
  align-items:start;
}
.article-body{
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  max-width:820px;
  overflow-wrap:anywhere;
}
.article-body>*:first-child{margin-top:0;}
.article-body p{margin:0 0 18px;}
.article-body h2{
  position:relative;
  font-size:clamp(22px,3vw,30px);
  line-height:1.4;
  font-weight:700;
  margin:40px 0 16px;
  padding-left:14px;
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:.36em;
  width:3px;height:1em;
  border-radius:2px;
  background:var(--primary);
}
.article-body h3{font-size:19px;font-weight:600;margin:28px 0 12px;}
.article-body h4{font-size:16.5px;font-weight:600;margin:22px 0 10px;color:var(--muted);}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;}
.article-body li{margin-bottom:8px;}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(255,92,43,.4);}
.article-body a:hover{color:var(--primary-h);border-bottom-color:var(--primary-h);}
.article-body strong{color:#fff;font-weight:600;}
.article-body blockquote{
  margin:22px 0;
  padding:16px 18px;
  background:var(--panel);
  border-left:3px solid var(--primary);
  border-radius:0 10px 10px 0;
  color:var(--muted);
}
.article-body blockquote p:last-child{margin-bottom:0;}
.article-body img{border-radius:12px;margin:20px 0 8px;width:auto;max-width:100%;height:auto;}
.article-body figure{margin:20px 0;}
.article-body figcaption{font-size:13px;color:var(--dim);margin-top:8px;}
.article-body hr{border:0;border-top:1px solid var(--line);margin:32px 0;}
.article-body code{
  background:var(--panel-2);
  border:1px solid var(--line);
  border-radius:6px;
  padding:1px 6px;
  font-size:14px;
  color:var(--mint);
}
.article-body pre{
  background:#141110;
  border:1px solid var(--line);
  border-radius:12px;
  padding:16px;
  overflow-x:auto;
  margin:20px 0;
}
.article-body pre code{background:none;border:0;padding:0;color:var(--text);}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:14.5px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:var(--panel-2);font-weight:600;}
.article-body tbody tr:nth-child(even) td{background:rgba(36,30,25,.5);}

/* ============ 侧栏 ============ */
.post__side{display:none;}
.side-card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:16px;
}
.side-card + .side-card{margin-top:16px;}
.side-card h3{
  font-size:15px;
  font-weight:600;
  margin:0 0 12px;
  padding-left:10px;
  position:relative;
}
.side-card h3::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  width:3px;height:15px;
  margin-top:-7.5px;
  border-radius:2px;
  background:var(--primary);
}
.side-list{list-style:none;margin:0;padding:0;}
.side-list li + li{border-top:1px solid var(--line);}
.side-list a{
  display:flex;
  gap:10px;
  padding:10px 0;
  font-size:14px;
  line-height:1.55;
  color:var(--muted);
}
.side-list a:hover{color:var(--primary);}
.side-list .num{color:var(--primary);font-weight:700;font-size:13px;flex:none;min-width:16px;}

/* ============ 通用板块 ============ */
.section{margin-top:64px;}
.section__head{display:flex;align-items:center;gap:12px;margin-bottom:20px;}
.section__title{
  display:flex;
  align-items:center;
  gap:10px;
  font-size:clamp(20px,2.4vw,26px);
  font-weight:700;
  margin:0;
}
.section__title::before{
  content:"";
  width:3px;height:20px;
  border-radius:2px;
  background:var(--primary);
  flex:none;
}
.section__more{margin-left:auto;font-size:14px;color:var(--muted);white-space:nowrap;}
.section__more:hover{color:var(--primary);}

/* ============ 卡片 ============ */
.grid{display:grid;gap:20px;}
.grid--3{grid-template-columns:1fr;}
.card{
  display:flex;
  flex-direction:column;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--sh-card);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover{transform:translateY(-4px);box-shadow:var(--sh-hover);border-color:rgba(255,92,43,.45);}
.card__media{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:linear-gradient(180deg,var(--panel-2),var(--panel));
}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.card:hover .card__media img{transform:scale(1.04);}
.card__body{display:flex;flex-direction:column;gap:8px;padding:14px 16px 18px;flex:1;}
.card__title{
  font-size:16px;
  font-weight:600;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card__desc{
  font-size:14px;
  line-height:1.7;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.card__foot{
  display:flex;
  align-items:center;
  gap:10px;
  margin-top:auto;
  padding-top:4px;
  font-size:12.5px;
  color:var(--dim);
}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn--primary{background:var(--primary);color:#140B07;}
.btn--primary:hover{background:var(--primary-h);color:#140B07;transform:translateY(-1px);}
.btn--primary:active{background:var(--primary-a);transform:translateY(0);}
.btn--ghost{background:transparent;border-color:#5A4C44;color:var(--text);}
.btn--ghost:hover{border-color:var(--primary);color:var(--primary);}
.btn--sm{height:38px;padding:0 16px;font-size:14px;}
.btn--block{width:100%;}
.post__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:36px;}

/* ============ CTA 横幅 ============ */
.cta-band{
  position:relative;
  margin-top:64px;
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line);
  background-image:linear-gradient(90deg,rgba(255,92,43,.55),rgba(16,13,11,.92)),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
}
.cta-band__inner{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:20px;
  padding:28px 26px;
}
.cta-band__text{flex:1 1 320px;min-width:0;}
.cta-band__text h2{font-size:clamp(20px,2.6vw,26px);font-weight:700;margin-bottom:6px;}
.cta-band__text p{margin:0;font-size:14.5px;color:var(--muted);}

/* ============ 空态 ============ */
.empty-state{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:12px;
  padding:64px 20px;
  text-align:center;
  background:var(--panel);
  border:1px dashed var(--line);
  border-radius:var(--r-card);
}
.empty-state i{font-size:30px;color:var(--dim);}
.empty-state p{margin:0;font-size:14px;color:var(--muted);}

/* ============ 页脚 ============ */
.footer{
  background:var(--bg);
  border-top:1px solid var(--line);
  padding:48px 0 22px;
  margin-top:72px;
}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 16px;}
.footer-grid{display:grid;grid-template-columns:1fr;gap:28px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px;}
.footer-brand .brand__text strong{font-size:15px;}
.footer p{font-size:13.5px;line-height:1.8;color:var(--dim);margin:0;}
.footer h4{font-size:14px;font-weight:600;margin-bottom:12px;color:var(--text);}
.footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px;}
.footer ul a{font-size:13.5px;color:var(--muted);}
.footer ul a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:10px;
  margin-top:32px;
  padding-top:18px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--dim);
}

/* ============ 响应式 ============ */
@media (max-width:520px){
  .main{padding:16px 16px 48px;}
  .post__actions .btn{width:100%;}
  .cta-band__inner{padding:22px 18px;}
}
@media (min-width:768px){
  .main{padding:24px 24px 64px;}
  .wrap{padding:0 24px;}
  .grid--3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr;}
}
@media (min-width:992px){
  .topbar{display:none;}
  .drawer-mask{display:none;}
  .sidenav{transform:none;}
  .shell{margin-left:var(--side);}
  .main{padding:32px 32px 80px;}
  .wrap{padding:0 32px;}
  .grid--3{grid-template-columns:repeat(3,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1.8fr 1fr 1fr 1fr;}
  .section{margin-top:72px;}
}
@media (min-width:1200px){
  .post__layout{grid-template-columns:minmax(0,820px) 280px;gap:48px;}
  .post__side{display:block;position:sticky;top:32px;}
}

/* roulang page: category1 */
:root{
  --bg:#100D0B;
  --panel:#191512;
  --panel-2:#241E19;
  --line:#362D26;
  --line-soft:#5A4C44;
  --primary:#FF5C2B;
  --primary-hover:#FF7A4D;
  --primary-active:#E0471A;
  --accent:#2FD0AE;
  --text:#F5EFE8;
  --text-2:#B7ABA1;
  --text-3:#8A7E74;
  --ok:#3FBF7F;
  --warn:#FFB020;
  --err:#E5484D;
  --r-card:14px;
  --r-img:10px;
  --r-input:10px;
  --r-tag:6px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 14px 34px rgba(255,92,43,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sidebar:236px;
  --container:1280px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
a{color:var(--text-2);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:var(--primary);}
img{max-width:100%;display:block;}
button{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px;}
::selection{background:rgba(255,92,43,.35);color:var(--text);}
::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--panel);}
::-webkit-scrollbar-thumb{background:#3B312A;border-radius:999px;border:2px solid var(--panel);}
::-webkit-scrollbar-thumb:hover{background:#4C4038;}

/* ---------- 布局 ---------- */
.main{margin-left:var(--sidebar);min-height:100vh;display:flex;flex-direction:column;}
.wrap{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:72px 0;}
.section--tight{padding:52px 0;}
.section + .section{border-top:1px solid rgba(54,45,38,.55);}
.sec-head{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px;flex-wrap:wrap;}
.sec-head h2{display:flex;align-items:center;gap:12px;font-size:clamp(22px,3vw,30px);font-weight:700;line-height:1.35;}
.sec-head h2::before{content:"";width:3px;height:20px;border-radius:2px;background:var(--primary);flex:none;}
.sec-head .sec-sub{font-size:13px;color:var(--text-3);}

/* ---------- 品牌 / 侧栏 ---------- */
.brand{display:flex;align-items:center;gap:10px;}
.brand__mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;flex:none;border-radius:9px;
  background:linear-gradient(140deg,var(--primary),var(--primary-active));
  color:#140B07;font-weight:800;font-size:14px;letter-spacing:.02em;
}
.brand__text{display:flex;flex-direction:column;line-height:1.25;min-width:0;}
.brand__text strong{font-size:14px;font-weight:700;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand__text em{font-size:11px;font-style:normal;color:var(--text-3);white-space:nowrap;}

.sidebar{
  position:fixed;top:0;left:0;bottom:0;width:var(--sidebar);
  background:var(--panel);border-right:1px solid var(--line);
  display:flex;flex-direction:column;gap:22px;padding:24px 16px;
  z-index:80;overflow-y:auto;
}
.search-trigger{
  display:flex;align-items:center;gap:8px;width:100%;
  background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r-input);
  color:var(--text-3);font-size:13px;padding:9px 12px;cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.search-trigger:hover{border-color:rgba(255,92,43,.45);color:var(--text-2);}
.search-trigger kbd{
  margin-left:auto;background:transparent;border:1px solid var(--line);border-radius:4px;
  color:var(--text-3);font-size:11px;padding:1px 5px;font-family:inherit;
}
.nav__label{display:block;font-size:12px;font-weight:600;letter-spacing:.06em;color:var(--text-3);padding:0 12px 8px;text-transform:uppercase;}
.nav-list{display:flex;flex-direction:column;gap:4px;}
.nav-list a{
  position:relative;display:block;padding:10px 12px;border-radius:10px;
  font-size:14px;color:var(--text-2);transition:background .2s var(--ease),color .2s var(--ease);
}
.nav-list a::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;border-radius:2px;background:var(--primary);
  transition:height .2s var(--ease);
}
.nav-list a:hover{background:var(--panel-2);color:var(--text);}
.nav-list a.is-active{background:var(--panel-2);color:var(--primary);font-weight:600;}
.nav-list a.is-active::before{height:18px;}
.sidebar__foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:16px;border-top:1px solid var(--line);}
.text-link{font-size:13px;color:var(--text-2);border-bottom:1px solid rgba(183,171,161,.4);padding-bottom:1px;}
.text-link:hover{color:var(--primary);border-color:var(--primary);}

/* ---------- 顶栏（移动） ---------- */
.topbar{display:none;}
.backdrop{display:none;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;border:1px solid transparent;
  font-size:14px;font-weight:600;cursor:pointer;white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),transform .2s var(--ease),box-shadow .2s var(--ease);
}
.btn-primary{background:var(--primary);color:#140B07;}
.btn-primary:hover{background:var(--primary-hover);color:#140B07;transform:translateY(-1px);box-shadow:0 10px 24px rgba(255,92,43,.22);}
.btn-primary:active{background:var(--primary-active);transform:translateY(0);}
.btn-ghost{background:transparent;border-color:var(--line-soft);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);}
.btn-dark{background:#140B07;color:var(--text);}
.btn-dark:hover{background:#251610;color:var(--text);transform:translateY(-1px);}
.btn-block{width:100%;}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:var(--panel-2);color:var(--text-2);font-size:17px;cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.icon-btn:hover{border-color:rgba(255,92,43,.5);color:var(--primary);}

/* ---------- 搜索面板 ---------- */
.search-panel{background:var(--panel);border-bottom:1px solid var(--line);padding:18px 0;}
.search-form{display:flex;gap:12px;align-items:center;flex-wrap:wrap;}
.search-form input{
  flex:1 1 260px;height:44px;padding:0 16px;border-radius:var(--r-input);
  background:var(--panel-2);border:1px solid var(--line);color:var(--text);font-size:14px;
  transition:border-color .2s var(--ease);
}
.search-form input::placeholder{color:var(--text-3);}
.search-form input:focus{outline:2px solid var(--primary);outline-offset:2px;border-color:var(--primary);}

/* ---------- 条带式头部 ---------- */
.strip{
  position:relative;overflow:hidden;
  background-image:linear-gradient(90deg,rgba(16,13,11,.94) 0%,rgba(16,13,11,.72) 48%,rgba(16,13,11,.5) 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.strip__inner{min-height:250px;display:flex;flex-direction:column;justify-content:flex-end;gap:14px;padding:44px 0 40px;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);flex-wrap:wrap;}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:#4C4038;}
.crumb .now{color:var(--text-2);}
.strip h1{font-size:clamp(28px,4.2vw,42px);font-weight:800;line-height:1.25;max-width:22em;}
.strip p{font-size:15px;color:var(--text-2);max-width:44em;}

/* ---------- 筛选标签 ---------- */
.chips{display:flex;gap:10px;overflow-x:auto;padding:6px 2px 12px;scrollbar-width:thin;}
.chip{
  flex:none;height:36px;padding:0 16px;border-radius:999px;
  border:1px solid var(--line);background:transparent;color:var(--text-2);
  font-size:13px;font-weight:600;cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.chip:hover{border-color:var(--primary);color:var(--primary);}
.chip.is-on{background:var(--primary);border-color:var(--primary);color:#140B07;}

/* ---------- 卡片 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;}
.card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:rgba(255,92,43,.45);box-shadow:var(--shadow-hover);}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--panel-2),var(--panel));}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease);}
.card:hover .card__media img{transform:scale(1.04);}
.card__tag{
  position:absolute;left:12px;top:12px;padding:4px 10px;border-radius:var(--r-tag);
  background:rgba(47,208,174,.14);color:var(--accent);
  font-size:12px;font-weight:600;letter-spacing:.02em;backdrop-filter:blur(4px);
}
.card__body{display:flex;flex-direction:column;gap:10px;padding:16px 18px 20px;flex:1;}
.card__body h3{font-size:18px;font-weight:600;line-height:1.45;}
.card__body p{font-size:14px;color:var(--text-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card__meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:6px;font-size:12px;color:var(--text-3);}
.tag{display:inline-flex;align-items:center;padding:3px 9px;border-radius:var(--r-tag);font-size:12px;font-weight:600;background:rgba(255,92,43,.12);color:var(--primary-hover);}
.tag--accent{background:rgba(47,208,174,.12);color:var(--accent);}

/* ---------- 状态速览 ---------- */
.status-list{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;}
.status-row{
  display:grid;grid-template-columns:1.7fr 1fr .9fr .9fr;gap:14px;align-items:center;
  padding:16px 22px;border-bottom:1px solid var(--line);font-size:14px;
}
.status-row:last-child{border-bottom:0;}
.status-row--head{background:var(--panel-2);font-size:12px;font-weight:600;letter-spacing:.04em;color:var(--text-3);}
.status-row strong{font-weight:600;color:var(--text);}
.status-row span{color:var(--text-2);font-size:13px;}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--accent);margin-right:8px;vertical-align:middle;}
.dot--warn{background:var(--warn);}

/* ---------- 场景图文 ---------- */
.scene{display:grid;grid-template-columns:1.05fr 1fr;gap:34px;align-items:center;}
.scene__media{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--panel-2);}
.scene__media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.scene__list{display:flex;flex-direction:column;gap:16px;}
.scene__item{display:flex;gap:14px;padding:16px 18px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);transition:border-color .2s var(--ease);}
.scene__item:hover{border-color:rgba(255,92,43,.4);}
.scene__num{
  flex:none;display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:9px;background:rgba(255,92,43,.12);color:var(--primary);
  font-size:13px;font-weight:700;
}
.scene__item h3{font-size:16px;font-weight:600;margin-bottom:4px;}
.scene__item p{font-size:14px;color:var(--text-2);line-height:1.7;}

/* ---------- 步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.step{position:relative;padding:24px 22px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);transition:border-color .2s var(--ease),transform .2s var(--ease);}
.step:hover{border-color:rgba(255,92,43,.4);transform:translateY(-3px);}
.step__num{display:inline-block;font-size:13px;font-weight:700;color:var(--primary);letter-spacing:.08em;margin-bottom:12px;}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14px;color:var(--text-2);line-height:1.7;}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);}
.faq details{border-bottom:1px solid var(--line);}
.faq summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 0;font-size:15px;font-weight:600;color:var(--text);
  transition:color .2s var(--ease);
}
.faq summary::-webkit-details-marker{display:none;}
.faq summary:hover{color:var(--primary);}
.faq__sign{flex:none;color:var(--primary);font-size:20px;line-height:1;font-weight:600;width:20px;text-align:center;}
.faq__sign::before{content:"+";}
.faq details[open] .faq__sign::before{content:"−";}
.faq__body{padding:0 0 20px;font-size:14px;color:var(--text-2);line-height:1.75;max-width:62em;}

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:18px;
  background-image:linear-gradient(90deg,rgba(255,92,43,.94),rgba(224,71,26,.86)),url("/assets/images/backpic/back-3.png");
  background-size:cover;background-position:center;
  padding:38px 42px;display:flex;align-items:center;justify-content:space-between;gap:26px;
}
.cta-band h2{font-size:clamp(22px,3vw,28px);font-weight:800;color:#1A0E08;line-height:1.35;}
.cta-band p{margin-top:8px;font-size:14px;color:rgba(26,14,8,.78);max-width:34em;}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap;flex:none;}

/* ---------- 加载更多 ---------- */
.more-wrap{display:flex;justify-content:center;margin-top:34px;}
.btn[disabled]{opacity:.6;cursor:default;transform:none;}

/* ---------- 页脚 ---------- */
.footer{margin-top:auto;background:var(--bg);border-top:1px solid var(--line);padding:56px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand__text strong{font-size:15px;}
.footer p{font-size:13px;color:var(--text-3);line-height:1.8;max-width:30em;}
.footer h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:14px;}
.footer ul{display:flex;flex-direction:column;gap:9px;}
.footer ul a{font-size:13px;color:var(--text-2);}
.footer ul a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:991px){
  .topbar{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    position:fixed;top:0;left:0;right:0;height:56px;padding:0 14px;
    background:var(--panel);border-bottom:1px solid var(--line);z-index:90;
  }
  .topbar__brand{display:flex;align-items:center;gap:8px;font-size:14px;font-weight:700;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
  .main{margin-left:0;padding-top:56px;}
  .sidebar{transform:translateX(-100%);transition:transform .24s var(--ease);width:82vw;max-width:320px;padding-top:22px;}
  .sidebar.is-open{transform:translateX(0);}
  .backdrop{
    display:block;position:fixed;inset:0;background:rgba(9,7,6,.62);
    opacity:0;pointer-events:none;transition:opacity .24s var(--ease);z-index:70;
  }
  .backdrop.is-open{opacity:1;pointer-events:auto;}
  .scene{grid-template-columns:1fr;gap:24px;}
  .scene__media{order:-1;}
  .cta-band{flex-direction:column;align-items:flex-start;padding:30px 24px;}
  .cta-band .cta-actions{width:100%;}
  .cta-band .cta-actions .btn{flex:1 1 auto;}
  .status-row{grid-template-columns:1.5fr 1fr;row-gap:6px;}
  .status-row--head{display:none;}
}
@media (max-width:767px){
  .wrap{padding:0 16px;}
  .section{padding:52px 0;}
  .section--tight{padding:40px 0;}
  .grid-3,.grid-2,.steps{grid-template-columns:1fr;}
  .strip__inner{min-height:220px;padding:34px 0 30px;}
  .footer{padding:44px 0 22px;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px;}
}
@media (max-width:520px){
  .btn{height:48px;}
  .brand__text strong{font-size:13px;}
  .card__body h3{font-size:17px;}
  .cta-band{padding:26px 20px;border-radius:14px;}
}

/* roulang page: category2 */
:root{
  --bg:#100D0B;
  --panel:#191512;
  --panel-2:#241E19;
  --line:#362D26;
  --line-soft:rgba(54,45,38,.62);
  --primary:#FF5C2B;
  --primary-hover:#FF7A4D;
  --primary-active:#E0471A;
  --primary-soft:rgba(255,92,43,.12);
  --mint:#2FD0AE;
  --mint-soft:rgba(47,208,174,.12);
  --text:#F5EFE8;
  --text-2:#B7ABA1;
  --text-3:#8A7E74;
  --ok:#3FBF7F;
  --warn:#FFB020;
  --err:#E5484D;
  --r-card:14px;
  --r-img:10px;
  --r-input:10px;
  --r-tag:6px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-hover:0 14px 34px rgba(255,92,43,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sidebar:236px;
}
*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:0;
  padding-bottom:0;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  opacity:.035;
  background-image:radial-gradient(rgba(245,239,232,.9) 1px, transparent 1px);
  background-size:3px 3px;
}
img{max-width:100%;display:block;object-fit:cover;}
a{color:var(--text);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);}
a:hover{color:var(--primary);}
p{margin:0 0 14px;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:0;color:var(--text);}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
::selection{background:rgba(255,92,43,.3);color:#fff;}
::-webkit-scrollbar{height:8px;width:8px;}
::-webkit-scrollbar-track{background:#191512;}
::-webkit-scrollbar-thumb{background:#3d332b;border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:#544437;}

/* ---------- 布局 ---------- */
.shell{position:relative;z-index:1;}
.main{margin-left:var(--sidebar);min-height:100vh;}
.wrap{max-width:1280px;margin:0 auto;padding:0 32px;}
section{position:relative;}

/* ---------- 侧栏 ---------- */
.sidebar{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--sidebar);
  background:var(--panel);
  border-right:1px solid var(--line);
  padding:22px 16px 18px;
  display:flex;
  flex-direction:column;
  gap:22px;
  z-index:60;
  transition:transform .24s var(--ease);
}
.brand{display:flex;align-items:center;gap:10px;padding:0 6px;}
.brand__mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;flex:0 0 34px;
  border-radius:10px;
  background:var(--primary);
  color:#140B07;
  font-size:13px;font-weight:800;letter-spacing:.02em;
  text-transform:lowercase;
}
.brand__text{display:flex;flex-direction:column;line-height:1.3;min-width:0;}
.brand__text strong{font-size:14px;font-weight:700;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand__text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.04em;}
.sidebar__nav{display:flex;flex-direction:column;gap:4px;}
.nav-item{
  position:relative;
  display:block;
  padding:10px 12px 10px 14px;
  border-radius:10px;
  font-size:14px;
  color:var(--text-2);
  border:1px solid transparent;
}
.nav-item:hover{background:var(--panel-2);color:var(--text);}
.nav-item.is-active{
  background:var(--panel-2);
  color:var(--primary);
  border-color:var(--line);
  font-weight:600;
}
.nav-item.is-active::before{
  content:"";
  position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:18px;
  border-radius:0 3px 3px 0;
  background:var(--primary);
}
.sidebar__foot{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding:0 6px;}
.sidebar__tip{font-size:12px;color:var(--text-3);line-height:1.6;}

/* ---------- 顶部条（移动） ---------- */
.topbar{
  display:none;
  position:fixed;
  top:0;left:0;right:0;
  height:56px;
  align-items:center;
  justify-content:space-between;
  padding:0 12px;
  background:var(--panel);
  border-bottom:1px solid var(--line);
  z-index:70;
}
.topbar__brand{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--text);}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;
  border-radius:10px;
  background:transparent;
  border:1px solid var(--line);
  color:var(--text-2);
  font-size:17px;
  cursor:pointer;
  transition:all .2s var(--ease);
}
.icon-btn:hover{color:var(--primary);border-color:rgba(255,92,43,.45);background:var(--panel-2);}
.overlay{
  position:fixed;inset:0;
  background:rgba(8,6,5,.66);
  opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease);
  z-index:55;
}
.overlay.show{opacity:1;visibility:visible;}

/* ---------- 搜索行 ---------- */
.search-bar{
  display:none;
  border-bottom:1px solid var(--line);
  background:var(--panel);
}
.search-bar.open{display:block;}
.search-bar__inner{display:flex;gap:10px;padding:14px 0;}
.search-bar input{
  flex:1;
  height:44px;
  padding:0 14px;
  background:var(--panel-2);
  border:1px solid var(--line);
  border-radius:var(--r-input);
  color:var(--text);
  font-size:14px;
}
.search-bar input::placeholder{color:var(--text-3);}
.search-bar input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(255,92,43,.35);}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;
  padding:0 22px;
  border-radius:999px;
  font-size:14px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:all .2s var(--ease);
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#140B07;}
.btn-primary:hover{background:var(--primary-hover);color:#140B07;transform:translateY(-1px);}
.btn-primary:active{background:var(--primary-active);transform:translateY(0);}
.btn-ghost{background:transparent;border-color:#5A4C44;color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);}
.btn-sm{height:36px;padding:0 16px;font-size:13px;}
.btn-block{width:100%;}
.text-link{
  font-size:13px;color:var(--text-2);
  border-bottom:1px solid rgba(255,92,43,.4);
  padding-bottom:2px;
}
.text-link:hover{color:var(--primary);}

/* ---------- 条带头部 ---------- */
.banner{
  position:relative;
  min-height:260px;
  display:flex;align-items:flex-end;
  background-image:linear-gradient(180deg,rgba(16,13,11,.35) 0%,rgba(16,13,11,.86) 62%,#100D0B 100%),url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.banner__inner{padding:34px 0 30px;width:100%;}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:14px;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--primary);}
.crumb span.current{color:var(--text-3);}
.banner h1{
  font-size:clamp(28px,4.2vw,44px);
  font-weight:800;
  line-height:1.24;
  margin-bottom:14px;
  max-width:900px;
}
.banner__sub{font-size:15px;color:var(--text-2);max-width:680px;margin:0 0 18px;}
.banner__facts{display:flex;flex-wrap:wrap;gap:10px 22px;font-size:13px;color:var(--text-3);}
.banner__facts b{color:var(--text);font-weight:600;}

/* ---------- 筛选行 ---------- */
.filter-bar{
  border-bottom:1px solid var(--line);
  background:var(--panel);
  position:sticky;top:0;z-index:40;
}
.filter-row{
  display:flex;gap:10px;
  padding:16px 0;
  overflow-x:auto;
  scrollbar-width:none;
}
.filter-row::-webkit-scrollbar{display:none;}
.chip{
  flex:0 0 auto;
  height:36px;
  padding:0 16px;
  display:inline-flex;align-items:center;
  border-radius:999px;
  border:1px solid var(--line);
  background:transparent;
  color:var(--text-2);
  font-size:13px;font-weight:600;
  cursor:pointer;
  transition:all .2s var(--ease);
}
.chip:hover{border-color:rgba(255,92,43,.45);color:var(--text);}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#140B07;}

/* ---------- 板块标题 ---------- */
.sec{padding:64px 0;}
.sec--tight{padding:52px 0;}
.sec-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:26px;}
.sec-head__title{display:flex;align-items:center;gap:12px;font-size:clamp(22px,3vw,30px);font-weight:700;line-height:1.3;}
.sec-head__title .bar{display:inline-block;width:3px;height:22px;border-radius:2px;background:var(--primary);flex:0 0 3px;}
.sec-head__more{font-size:13px;color:var(--text-2);border-bottom:1px solid rgba(255,92,43,.4);padding-bottom:2px;}
.sec-head__more:hover{color:var(--primary);}
.sec-desc{font-size:14px;color:var(--text-2);max-width:760px;margin:-12px 0 26px;}

/* ---------- 数据卡 ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;}
.stat{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px;
  box-shadow:var(--shadow);
  transition:all .2s var(--ease);
}
.stat:hover{transform:translateY(-4px);border-color:rgba(255,92,43,.45);box-shadow:var(--shadow-hover);}
.stat__label{display:block;font-size:13px;color:var(--text-2);margin-bottom:10px;}
.stat__value{display:flex;align-items:baseline;gap:6px;margin-bottom:12px;}
.stat__num{font-size:30px;font-weight:800;line-height:1;color:var(--text);}
.stat__unit{font-size:13px;color:var(--text-3);}
.meter{height:6px;border-radius:999px;background:var(--panel-2);overflow:hidden;}
.meter i{display:block;height:100%;border-radius:999px;background:var(--mint);}
.stat__note{display:block;font-size:12px;color:var(--text-3);margin-top:10px;}

/* ---------- 线路条目 ---------- */
.route-list{display:flex;flex-direction:column;gap:16px;}
.route-item{
  display:grid;
  grid-template-columns:248px 1fr;
  gap:20px;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:16px;
  box-shadow:var(--shadow);
  transition:all .2s var(--ease);
}
.route-item:hover{transform:translateY(-4px);border-color:rgba(255,92,43,.45);box-shadow:var(--shadow-hover);}
.route-item__media{
  position:relative;
  border-radius:var(--r-img);
  overflow:hidden;
  aspect-ratio:16/9;
  background:linear-gradient(135deg,var(--panel-2),var(--panel));
}
.route-item__media img{width:100%;height:100%;transition:transform .24s var(--ease);}
.route-item:hover .route-item__media img{transform:scale(1.04);}
.route-item__body{display:flex;flex-direction:column;gap:10px;min-width:0;}
.route-item__meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--text-3);}
.route-item__body h3{font-size:18px;font-weight:600;line-height:1.4;}
.route-item__body h3 a{color:var(--text);}
.route-item__body h3 a:hover{color:var(--primary);}
.route-item__body p{font-size:14px;color:var(--text-2);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.route-item__foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;}

/* ---------- 标签 / 状态 ---------- */
.tag{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;
  border-radius:var(--r-tag);
  font-size:12px;font-weight:600;letter-spacing:.02em;
}
.tag--primary{background:var(--primary-soft);color:var(--primary);}
.tag--mint{background:var(--mint-soft);color:var(--mint);}
.tag--muted{background:rgba(183,171,161,.1);color:var(--text-2);}
.status{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:600;}
.status::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--mint);}
.status.is-ok{color:var(--ok);}
.status.is-ok::before{background:var(--ok);}
.status.is-slow{color:var(--warn);}
.status.is-slow::before{background:var(--warn);}
.status.is-off{color:var(--text-3);}
.status.is-off::before{background:var(--text-3);}

/* ---------- 流程 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;position:relative;}
.step{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 20px;
  position:relative;
  transition:all .2s var(--ease);
}
.step:hover{border-color:rgba(255,92,43,.45);transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.step__no{
  display:inline-flex;align-items:center;justify-content:center;
  width:30px;height:30px;border-radius:9px;
  background:var(--primary-soft);
  color:var(--primary);
  font-size:13px;font-weight:800;
  margin-bottom:14px;
}
.step h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.step p{font-size:14px;color:var(--text-2);margin:0;}
.step::after{
  content:"";
  position:absolute;right:-11px;top:50%;
  width:12px;height:1px;background:var(--line);
}
.step:last-child::after{display:none;}

/* ---------- 表格 ---------- */
.table-wrap{
  border:1px solid var(--line);
  border-radius:var(--r-card);
  background:var(--panel);
  overflow-x:auto;
}
.rt-table{width:100%;border-collapse:collapse;min-width:720px;}
.rt-table th,.rt-table td{
  padding:14px 18px;
  text-align:left;
  font-size:14px;
  border-bottom:1px solid var(--line);
  vertical-align:middle;
}
.rt-table thead th{
  background:var(--panel-2);
  color:var(--text-2);
  font-size:13px;
  font-weight:600;
  white-space:nowrap;
}
.rt-table tbody tr:last-child td{border-bottom:none;}
.rt-table tbody tr:hover{background:rgba(255,92,43,.05);}
.rt-table td strong{font-weight:600;color:var(--text);}
.rt-table .cell-rate{display:flex;align-items:center;gap:10px;min-width:150px;}
.rt-table .cell-rate .meter{flex:1;}
.rt-table .cell-rate span{font-size:13px;color:var(--text-2);min-width:44px;}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line);}
.faq__item{border-bottom:1px solid var(--line);}
.faq__item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 2px;
  font-size:15px;font-weight:600;color:var(--text);
  cursor:pointer;list-style:none;
  transition:color .2s var(--ease);
}
.faq__item summary::-webkit-details-marker{display:none;}
.faq__item summary:hover{color:var(--primary);}
.faq__icon{
  position:relative;flex:0 0 18px;width:18px;height:18px;
}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;left:50%;top:50%;
  background:var(--primary);border-radius:2px;
  transform:translate(-50%,-50%);
  transition:opacity .2s var(--ease);
}
.faq__icon::before{width:14px;height:2px;}
.faq__icon::after{width:2px;height:14px;}
.faq__item[open] .faq__icon::after{opacity:0;}
.faq__a{padding:0 2px 20px;}
.faq__a p{font-size:14px;line-height:1.7;color:var(--text-2);margin:0;max-width:840px;}

/* ---------- CTA ---------- */
.cta{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  border:1px solid var(--line);
  background-image:linear-gradient(90deg,rgba(255,92,43,.62) 0%,rgba(255,92,43,.34) 55%,rgba(16,13,11,.86) 100%),url('/assets/images/backpic/back-3.png');
  background-size:cover;
  background-position:center;
}
.cta__inner{
  display:flex;align-items:center;justify-content:space-between;gap:26px;
  padding:38px 40px;
}
.cta h2{font-size:clamp(20px,2.6vw,28px);font-weight:700;margin-bottom:8px;color:#FFF6F1;}
.cta p{font-size:14px;color:rgba(255,246,241,.86);margin:0;max-width:620px;}
.cta__actions{display:flex;gap:12px;flex:0 0 auto;flex-wrap:wrap;}
.cta .btn-ghost{border-color:rgba(255,246,241,.7);color:#FFF6F1;}
.cta .btn-ghost:hover{border-color:#FFF6F1;color:#FFF6F1;background:rgba(16,13,11,.25);}

/* ---------- 页脚 ---------- */
.footer{
  background:var(--bg);
  border-top:1px solid var(--line);
  padding:56px 0 24px;
  margin-top:24px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:32px;
  padding-bottom:32px;
  border-bottom:1px solid var(--line);
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer .brand__text strong{font-size:15px;}
.footer p{font-size:13px;color:var(--text-3);line-height:1.75;max-width:340px;}
.footer h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:14px;}
.footer ul{display:flex;flex-direction:column;gap:10px;}
.footer ul a{font-size:13px;color:var(--text-2);}
.footer ul a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:20px;
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr));}
  .step:nth-child(2)::after{display:none;}
}
@media (max-width:991px){
  .sidebar{
    transform:translateX(-100%);
    width:82vw;
    max-width:320px;
    box-shadow:0 0 40px rgba(0,0,0,.5);
    padding-top:24px;
  }
  .sidebar.open{transform:translateX(0);}
  .topbar{display:flex;}
  .main{margin-left:0;padding-top:56px;}
  .wrap{padding:0 20px;}
  .sec{padding:48px 0;}
  .cta__inner{flex-direction:column;align-items:flex-start;padding:28px 24px;}
  .cta__actions{width:100%;}
  .cta__actions .btn{flex:1;}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px;}
}
@media (max-width:768px){
  .route-item{grid-template-columns:1fr;}
  .route-item__media{aspect-ratio:16/9;}
  .banner{min-height:240px;}
  .banner__inner{padding:26px 0 24px;}
  .filter-bar{position:static;}
  .stat-grid{gap:14px;}
  .stat__num{font-size:26px;}
  .footer-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .wrap{padding:0 16px;}
  .stat-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .step::after{display:none;}
  .sec{padding:40px 0;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .banner h1{font-size:26px;}
  .btn{height:48px;}
  .route-item__foot{flex-direction:column;align-items:stretch;}
  .route-item__foot .btn{width:100%;}
  .cta__actions{flex-direction:column;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category3 */
:root{
  --bg:#100D0B;
  --panel:#191512;
  --panel-2:#241E19;
  --line:#362D26;
  --line-soft:#2A231E;
  --primary:#FF5C2B;
  --primary-hover:#FF7A4D;
  --primary-active:#E0471A;
  --primary-soft:rgba(255,92,43,.12);
  --accent:#2FD0AE;
  --accent-soft:rgba(47,208,174,.12);
  --text:#F5EFE8;
  --text-2:#B7ABA1;
  --text-3:#8A7E74;
  --ink:#140B07;
  --success:#3FBF7F;
  --warn:#FFB020;
  --danger:#E5484D;
  --r-card:14px;
  --r-img:10px;
  --r-input:10px;
  --r-tag:6px;
  --r-pill:999px;
  --shadow-1:0 8px 24px rgba(0,0,0,.35);
  --shadow-2:0 14px 34px rgba(255,92,43,.14);
  --ease:cubic-bezier(.2,.7,.3,1);
  --t:200ms;
  --topbar-h:56px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding-top:var(--topbar-h);
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.75;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body.no-scroll{overflow:hidden}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{list-style:none;padding:0}
a{color:inherit;text-decoration:none;transition:color var(--t) var(--ease),border-color var(--t) var(--ease),background-color var(--t) var(--ease)}
a:hover{color:var(--primary)}
img{display:block;max-width:100%;height:auto}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;background:none;border:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}
::selection{background:rgba(255,92,43,.32);color:var(--text)}
.wrap{width:100%;max-width:1280px;margin:0 auto;padding:0 32px}

/* ---------- 顶部栏 ---------- */
.topbar{
  position:fixed;top:0;left:0;right:0;z-index:80;
  height:var(--topbar-h);
  display:flex;align-items:center;justify-content:space-between;
  padding:0 clamp(16px,4vw,40px);
  background:rgba(25,21,18,.94);
  border-bottom:1px solid var(--line);
  backdrop-filter:saturate(140%) blur(10px);
}
.topbar__brand{
  display:inline-flex;align-items:center;gap:8px;
  font-size:15px;font-weight:600;color:var(--text);
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.brand__mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:28px;height:28px;flex:0 0 28px;
  border-radius:8px;
  background:var(--primary);
  color:var(--ink);
  font-size:12px;font-weight:800;letter-spacing:.02em;
  text-transform:lowercase;
}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;flex:0 0 36px;
  border:1px solid var(--line);border-radius:10px;
  background:transparent;color:var(--text-2);
  font-size:16px;line-height:1;
  transition:border-color var(--t) var(--ease),color var(--t) var(--ease),background-color var(--t) var(--ease);
}
.icon-btn:hover,.icon-btn:focus-visible{border-color:var(--primary);color:var(--primary);background:var(--panel-2)}

/* ---------- 搜索行 ---------- */
.search-line{display:none;background:var(--panel);border-bottom:1px solid var(--line);padding:12px 0}
.search-line.is-open{display:block}
.search-form{display:flex;gap:10px;align-items:center}
.search-form input{
  flex:1;height:44px;padding:0 16px;
  background:var(--bg);border:1px solid var(--line);border-radius:var(--r-input);
  color:var(--text);
}
.search-form input::placeholder{color:var(--text-3)}
.search-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px rgba(255,92,43,.35)}

/* ---------- 抽屉导航 ---------- */
.drawer{
  position:fixed;top:0;left:0;z-index:120;
  width:82vw;max-width:320px;height:100%;
  background:var(--panel);
  border-right:1px solid var(--line);
  transform:translateX(-102%);
  transition:transform 240ms var(--ease);
  display:flex;flex-direction:column;
  padding:14px 14px 24px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;gap:8px;padding:4px 4px 18px;border-bottom:1px solid var(--line);margin-bottom:14px}
.drawer__brand{font-size:14px;font-weight:600;color:var(--text);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.drawer__nav{display:grid;gap:4px;flex:1;align-content:start}
.drawer__nav a{
  display:block;padding:11px 14px;border-radius:10px;
  font-size:14px;color:var(--text-2);
  transition:background-color var(--t) var(--ease),color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.drawer__nav a:hover{background:var(--panel-2);color:var(--text)}
.drawer__nav a.is-active{
  background:var(--panel-2);color:var(--primary);
  box-shadow:inset 3px 0 0 var(--primary);
  font-weight:600;
}
.drawer__cta{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);display:grid;gap:12px}
.link-underline{font-size:13px;color:var(--text-3);text-decoration:underline;text-underline-offset:3px}
.link-underline:hover{color:var(--primary)}
.drawer-mask{
  position:fixed;inset:0;z-index:110;
  background:rgba(0,0,0,.62);
  opacity:0;visibility:hidden;
  transition:opacity 220ms var(--ease),visibility 220ms var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 22px;
  border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;
  transition:background-color var(--t) var(--ease),color var(--t) var(--ease),border-color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.btn--primary{background:var(--primary);color:var(--ink);border-color:var(--primary)}
.btn--primary:hover{background:var(--primary-hover);color:var(--ink);transform:translateY(-1px);box-shadow:0 10px 24px rgba(255,92,43,.28)}
.btn--primary:active{background:var(--primary-active);transform:translateY(0)}
.btn--ghost{background:transparent;color:var(--text);border-color:#5A4C44}
.btn--ghost:hover{color:var(--primary);border-color:var(--primary);transform:translateY(-1px)}
.btn--block{width:100%}

/* ---------- 分类页头部条 ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  min-height:266px;
  display:flex;align-items:flex-end;
  border-bottom:1px solid var(--line);
}
.cat-hero__bg{
  position:absolute;inset:0;
  background-image:url(/assets/images/backpic/back-2.webp);
  background-size:cover;background-position:center;
  filter:saturate(105%);
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(16,13,11,.95) 0%,rgba(16,13,11,.82) 46%,rgba(16,13,11,.42) 100%);
}
.cat-hero__inner{position:relative;z-index:2;padding-top:52px;padding-bottom:40px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:14px}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb em{font-style:normal;color:var(--text-2)}
.cat-hero h1{
  font-size:clamp(28px,4.2vw,44px);line-height:1.24;font-weight:800;
  color:var(--text);max-width:820px;
}
.cat-hero__sub{margin-top:14px;font-size:15px;color:var(--text-2);max-width:620px;line-height:1.7}

/* ---------- 筛选标签 ---------- */
.filters{
  display:flex;gap:10px;overflow-x:auto;padding:22px 0 4px;
  scrollbar-width:none;
}
.filters::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;
  padding:8px 16px;border-radius:var(--r-pill);
  border:1px solid var(--line);background:transparent;
  font-size:13px;font-weight:600;color:var(--text-2);
  transition:border-color var(--t) var(--ease),color var(--t) var(--ease),background-color var(--t) var(--ease);
}
.chip:hover{border-color:var(--primary);color:var(--primary)}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:var(--ink)}
.chip.is-active:hover{color:var(--ink)}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;margin:26px 0 0;
}
.stat{background:var(--panel);padding:20px 18px}
.stat__num{font-size:22px;font-weight:800;color:var(--primary);line-height:1.2}
.stat__label{margin-top:6px;font-size:13px;color:var(--text-3)}

/* ---------- 通用板块 ---------- */
.section{padding:56px 0 0}
.section--tight{padding-top:44px}
.section-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}
.section-title{display:flex;align-items:center;gap:12px;font-size:clamp(22px,3vw,30px);font-weight:700;line-height:1.3}
.section-title::before{content:"";display:block;width:3px;height:20px;border-radius:2px;background:var(--primary)}
.section-more{font-size:13px;color:var(--text-3);text-decoration:underline;text-underline-offset:3px;white-space:nowrap}
.section-more:hover{color:var(--primary)}
.section-lead{margin:-10px 0 24px;font-size:14px;color:var(--text-3);max-width:720px}

/* ---------- 错落卡片 ---------- */
.masonry{column-count:2;column-gap:24px}
.masonry > *{break-inside:avoid;display:inline-block;width:100%;margin:0 0 24px}
.card{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:transform var(--t) var(--ease),border-color var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:rgba(255,92,43,.45);box-shadow:var(--shadow-2)}
.card__link{display:block;height:100%}
.card__media{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,var(--panel-2),var(--panel));
}
.card__media--wide{aspect-ratio:16/9}
.card__media--mid{aspect-ratio:4/3}
.card__media--flat{aspect-ratio:3/1.6}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform 240ms var(--ease)}
.card:hover .card__media img{transform:scale(1.04)}
.card__body{padding:16px 18px 18px}
.card__tags{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.tag{
  display:inline-block;padding:3px 8px;border-radius:var(--r-tag);
  font-size:12px;font-weight:600;letter-spacing:.02em;line-height:1.5;
  background:var(--primary-soft);color:var(--primary);
}
.tag--accent{background:var(--accent-soft);color:var(--accent)}
.card__title{
  font-size:18px;font-weight:600;line-height:1.5;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__desc{
  margin-top:8px;font-size:14px;line-height:1.7;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__meta{
  margin-top:12px;display:flex;align-items:center;gap:8px;
  font-size:12px;color:var(--text-3);
}
.card__meta .dot{color:var(--line)}

/* ---------- 流程步骤 ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.step{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-card);
  padding:22px 20px;
  transition:border-color var(--t) var(--ease),transform var(--t) var(--ease),box-shadow var(--t) var(--ease);
}
.step:hover{border-color:rgba(255,92,43,.45);transform:translateY(-3px);box-shadow:var(--shadow-2)}
.step__no{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:var(--r-pill);
  background:var(--primary-soft);color:var(--primary);
  font-size:14px;font-weight:800;
}
.step__title{margin-top:14px;font-size:16px;font-weight:600;color:var(--text)}
.step__text{margin-top:8px;font-size:14px;line-height:1.7;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq{border-top:1px solid var(--line)}
.faq__item{border-bottom:1px solid var(--line)}
.faq__q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 4px;text-align:left;
  font-size:15px;font-weight:600;color:var(--text);
  transition:color var(--t) var(--ease);
}
.faq__q:hover{color:var(--primary)}
.faq__q::after{
  content:"+";flex:0 0 auto;font-size:18px;font-weight:600;color:var(--primary);line-height:1;
}
.faq__item.is-open .faq__q::after{content:"−"}
.faq__a{display:none;padding:0 4px 20px;font-size:14px;line-height:1.7;color:var(--text-2);max-width:860px}
.faq__item.is-open .faq__a{display:block}

/* ---------- CTA ---------- */
.cta{
  position:relative;overflow:hidden;border-radius:var(--r-card);
  margin-top:56px;
  background-image:linear-gradient(rgba(255,92,43,.62),rgba(224,71,26,.62)),url(/assets/images/backpic/back-3.png);
  background-size:cover;background-position:center;
  border:1px solid rgba(255,122,77,.5);
}
.cta__inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:34px 32px;
}
.cta h2{font-size:clamp(20px,2.6vw,26px);font-weight:700;color:#1B0E08;line-height:1.35}
.cta p{margin-top:6px;font-size:14px;color:rgba(27,14,8,.78)}
.cta .btn--primary{background:#140B07;border-color:#140B07;color:var(--text)}
.cta .btn--primary:hover{background:#2A160C;border-color:#2A160C;color:var(--text);box-shadow:0 10px 24px rgba(20,11,7,.35)}

/* ---------- 页脚 ---------- */
.footer{margin-top:72px;padding:64px 0 24px;background:var(--bg);border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.brand__text strong{display:block;font-size:15px;color:var(--text);font-weight:600}
.brand__text em{display:block;font-style:normal;font-size:12px;color:var(--text-3)}
.footer p{font-size:14px;line-height:1.7;color:var(--text-3);max-width:330px}
.footer h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:14px}
.footer ul{display:grid;gap:10px}
.footer ul a{font-size:14px;color:var(--text-3)}
.footer ul a:hover{color:var(--primary)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .wrap{padding:0 24px}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  body{font-size:15px}
  .wrap{padding:0 16px}
  .cat-hero{min-height:238px}
  .cat-hero__inner{padding-top:44px;padding-bottom:32px}
  .cat-hero::after{background:linear-gradient(180deg,rgba(16,13,11,.72) 0%,rgba(16,13,11,.94) 100%)}
  .masonry{column-count:1}
  .section{padding-top:44px}
  .section-head{align-items:flex-start;flex-direction:column;gap:8px}
  .cta__inner{flex-direction:column;align-items:stretch;padding:26px 20px;text-align:left}
  .cta .btn{width:100%}
  .footer{padding-top:48px;margin-top:56px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer p{max-width:none}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .steps{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr}
  .search-form{flex-direction:column;align-items:stretch}
  .search-form .btn{width:100%}
}

/* roulang page: category4 */
:root{
  --bg:#100D0B;
  --panel:#191512;
  --panel-2:#241E19;
  --line:#362D26;
  --line-soft:#2A231D;
  --primary:#FF5C2B;
  --primary-hover:#FF7A4D;
  --primary-active:#E0471A;
  --accent:#2FD0AE;
  --text:#F5EFE8;
  --text-2:#B7ABA1;
  --text-3:#8A7E74;
  --ok:#3FBF7F;
  --warn:#FFB020;
  --err:#E5484D;
  --r-card:14px;
  --r-pill:999px;
  --r-input:10px;
  --r-tag:6px;
  --sh-card:0 8px 24px rgba(0,0,0,.35);
  --sh-hover:0 14px 34px rgba(255,92,43,.14);
  --t:200ms cubic-bezier(.2,.7,.3,1);
  --sidenav-w:236px;
  --pad-x:32px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC","Source Han Sans SC",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:1;
  opacity:.035;
  background-image:radial-gradient(#F5EFE8 0.5px, transparent 0.6px);
  background-size:3px 3px;
}
img{display:block;max-width:100%;height:auto;}
a{color:inherit;text-decoration:none;transition:color var(--t),border-color var(--t),background-color var(--t);}
a:hover{color:var(--primary-hover);}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;padding:0;}
ul,ol{list-style:none;}
input,textarea,select{font:inherit;color:inherit;}
::selection{background:rgba(255,92,43,.32);color:var(--text);}

a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:6px;
}

::-webkit-scrollbar{width:10px;height:10px;}
::-webkit-scrollbar-track{background:var(--panel);}
::-webkit-scrollbar-thumb{background:#3B312A;border-radius:999px;border:2px solid var(--panel);}
::-webkit-scrollbar-thumb:hover{background:var(--primary);}

.wrap{max-width:1280px;margin:0 auto;padding:0 var(--pad-x);}

/* ============ 侧栏导航 ============ */
.sidenav{
  position:fixed;
  top:0;left:0;bottom:0;
  width:var(--sidenav-w);
  background:var(--panel);
  border-right:1px solid var(--line);
  display:flex;
  flex-direction:column;
  gap:22px;
  padding:24px 18px 20px;
  z-index:80;
  overflow-y:auto;
  transform:translateX(-100%);
  transition:transform 240ms cubic-bezier(.2,.7,.3,1);
}
.sidenav.is-open{transform:translateX(0);}
.sidenav__top{display:flex;align-items:center;justify-content:space-between;gap:8px;}
.brand{display:flex;align-items:center;gap:10px;}
.brand__mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;flex:0 0 38px;
  border-radius:11px;
  background:var(--primary);
  color:#140B07;
  font-weight:800;
  font-size:15px;
  letter-spacing:.02em;
}
.brand__text{display:flex;flex-direction:column;line-height:1.25;}
.brand__text strong{font-size:14px;font-weight:700;letter-spacing:0;}
.brand__text em{font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.02em;}

.icon-btn{
  width:38px;height:38px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:10px;
  border:1px solid var(--line);
  background:var(--panel-2);
  color:var(--text-2);
  font-size:16px;
  transition:all var(--t);
}
.icon-btn:hover{color:var(--primary);border-color:rgba(255,92,43,.45);}

.navlist{display:flex;flex-direction:column;gap:4px;}
.navlist__label{
  font-size:11px;font-weight:600;letter-spacing:.08em;
  color:var(--text-3);padding:0 10px 8px;
}
.navlink{
  position:relative;
  display:block;
  padding:10px 12px 10px 14px;
  border-radius:10px;
  font-size:14px;
  color:var(--text-2);
  transition:all var(--t);
}
.navlink::before{
  content:"";
  position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:0;
  border-radius:2px;
  background:var(--primary);
  transition:height var(--t);
}
.navlink:hover{background:var(--panel-2);color:var(--text);}
.navlink.is-active{background:var(--panel-2);color:var(--primary);font-weight:600;}
.navlink.is-active::before{height:20px;}

.sidenav__foot{margin-top:auto;display:flex;flex-direction:column;gap:12px;padding-top:18px;border-top:1px solid var(--line-soft);}
.sidenav__note{font-size:12px;line-height:1.6;color:var(--text-3);}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;
  border-radius:var(--r-pill);
  font-size:14px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;
  transition:all var(--t);
  white-space:nowrap;
}
.btn--primary{background:var(--primary);color:#140B07;}
.btn--primary:hover{background:var(--primary-hover);color:#140B07;transform:translateY(-1px);box-shadow:0 10px 26px rgba(255,92,43,.28);}
.btn--primary:active{background:var(--primary-active);transform:translateY(0);}
.btn--ghost{background:transparent;border-color:#5A4C44;color:var(--text);}
.btn--ghost:hover{border-color:var(--primary);color:var(--primary);}
.btn--block{width:100%;}
.btn--sm{height:38px;padding:0 16px;font-size:13px;}

.textlink{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;color:var(--text-2);
  border-bottom:1px solid transparent;
  text-decoration:underline;
  text-underline-offset:3px;
  text-decoration-thickness:1px;
}
.textlink:hover{color:var(--primary);}

/* ============ 顶栏（移动） ============ */
.topbar{
  display:none;
  position:fixed;top:0;left:0;right:0;height:56px;
  align-items:center;justify-content:space-between;
  padding:0 14px;
  background:var(--panel);
  border-bottom:1px solid var(--line);
  z-index:70;
}
.topbar__brand{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;}
.topbar .brand__mark{width:28px;height:28px;flex:0 0 28px;border-radius:8px;font-size:12px;}

.scrim{
  position:fixed;inset:0;
  background:rgba(9,7,6,.66);
  backdrop-filter:blur(2px);
  opacity:0;visibility:hidden;
  transition:opacity var(--t),visibility var(--t);
  z-index:75;
}
.scrim.is-open{opacity:1;visibility:visible;}

/* ============ 主内容 ============ */
.main{margin-left:var(--sidenav-w);position:relative;z-index:2;}

.searchbar{
  display:none;
  border-bottom:1px solid var(--line);
  background:var(--panel);
}
.searchbar.is-open{display:block;}
.searchbar__inner{
  max-width:1280px;margin:0 auto;padding:14px var(--pad-x);
  display:flex;gap:12px;align-items:center;
}
.searchbar input{
  flex:1;
  height:44px;
  padding:0 16px;
  border-radius:var(--r-input);
  border:1px solid var(--line);
  background:var(--panel-2);
  color:var(--text);
  font-size:14px;
}
.searchbar input::placeholder{color:var(--text-3);}
.searchbar input:focus{border-color:var(--primary);outline:2px solid rgba(255,92,43,.35);outline-offset:1px;}

/* ============ 条带头部 ============ */
.pagehead{
  position:relative;
  min-height:260px;
  display:flex;align-items:flex-end;
  padding:64px 0 34px;
  background-image:linear-gradient(180deg,rgba(16,13,11,.42) 0%,rgba(16,13,11,.88) 62%,#100D0B 100%),url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center 30%;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:14px;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--primary);}
.crumb span[aria-current]{color:var(--text-3);}
.pagehead h1{
  font-size:clamp(28px,4.2vw,44px);
  font-weight:800;
  line-height:1.25;
  letter-spacing:0;
  max-width:20em;
}
.pagehead__sub{
  margin-top:12px;
  font-size:15px;
  color:var(--text-2);
  max-width:44em;
}
.pagehead__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px;}

/* ============ 通用区块 ============ */
.section{padding:72px 0;}
.section--tight{padding:52px 0;}
.section--alt{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  margin-bottom:28px;
}
.section-head h2{
  position:relative;
  font-size:clamp(22px,3vw,30px);
  font-weight:700;
  line-height:1.35;
  padding-left:14px;
}
.section-head h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--primary);
}
.section-head p{font-size:14px;color:var(--text-3);margin-top:6px;padding-left:14px;}

/* ============ 筛选行 ============ */
.filters{
  display:flex;gap:10px;
  overflow-x:auto;
  padding-bottom:6px;
  scrollbar-width:thin;
}
.filters::-webkit-scrollbar{height:6px;}
.filters::-webkit-scrollbar-thumb{background:#3B312A;border-radius:999px;}
.chip{
  flex:0 0 auto;
  height:38px;
  padding:0 18px;
  display:inline-flex;align-items:center;
  border-radius:var(--r-pill);
  border:1px solid var(--line);
  background:transparent;
  color:var(--text-2);
  font-size:13px;font-weight:600;
  transition:all var(--t);
}
.chip:hover{border-color:rgba(255,92,43,.5);color:var(--text);}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#140B07;}
.chip.is-active:hover{background:var(--primary-hover);color:#140B07;}

/* ============ 数据条 ============ */
.stats{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:16px;
  margin-top:26px;
}
.stat{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:16px 18px;
}
.stat b{display:block;font-size:22px;font-weight:800;color:var(--accent);letter-spacing:.01em;}
.stat span{display:block;font-size:13px;color:var(--text-3);margin-top:2px;}

/* ============ 主体两栏 ============ */
.layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 320px;
  gap:32px;
  align-items:start;
}

.cardgrid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:22px;
}
.card{
  display:flex;flex-direction:column;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  transition:transform var(--t),box-shadow var(--t),border-color var(--t);
}
.card:hover{
  transform:translateY(-4px);
  box-shadow:var(--sh-hover);
  border-color:rgba(255,92,43,.45);
}
.card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#241E19;}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform 240ms cubic-bezier(.2,.7,.3,1);}
.card:hover .card__media img{transform:scale(1.04);}
.card__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(16,13,11,0) 40%,rgba(16,13,11,.72) 100%);
}
.card__badge{
  position:absolute;left:12px;top:12px;z-index:2;
  padding:4px 10px;
  border-radius:var(--r-tag);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:rgba(47,208,174,.14);
  color:var(--accent);
  border:1px solid rgba(47,208,174,.28);
}
.card__body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.card__body h3{font-size:18px;font-weight:600;line-height:1.45;}
.card__body p{font-size:14px;color:var(--text-2);line-height:1.7;}
.card__meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:6px;}
.tag{
  display:inline-flex;align-items:center;
  padding:3px 9px;
  border-radius:var(--r-tag);
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:rgba(255,92,43,.12);
  color:var(--primary);
}
.tag--accent{background:rgba(47,208,174,.12);color:var(--accent);}
.tag--muted{background:var(--panel-2);color:var(--text-3);}

/* ============ 推荐侧栏 ============ */
.aside{
  position:sticky;
  top:24px;
  display:flex;flex-direction:column;gap:20px;
}
.panelbox{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px;
}
.panelbox h3{
  font-size:16px;font-weight:700;margin-bottom:14px;
  padding-left:12px;position:relative;
}
.panelbox h3::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:16px;border-radius:2px;background:var(--primary);
}
.steplist{display:flex;flex-direction:column;gap:14px;}
.steplist li{display:flex;gap:12px;align-items:flex-start;}
.steplist .num{
  flex:0 0 24px;width:24px;height:24px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,92,43,.14);color:var(--primary);
  font-size:12px;font-weight:700;
}
.steplist strong{display:block;font-size:14px;font-weight:600;}
.steplist span{display:block;font-size:13px;color:var(--text-3);line-height:1.6;}

.linklist{display:flex;flex-direction:column;}
.linklist a{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:11px 0;
  font-size:14px;color:var(--text-2);
  border-bottom:1px solid var(--line-soft);
}
.linklist a:last-child{border-bottom:0;}
.linklist a:hover{color:var(--primary);}
.linklist a i{font-size:12px;color:var(--text-3);}
.linklist a:hover i{color:var(--primary);}

.helpbox{
  background:linear-gradient(150deg,var(--panel-2) 0%,var(--panel) 100%);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:20px;
}
.helpbox p{font-size:13px;color:var(--text-2);line-height:1.7;margin-bottom:14px;}

/* ============ 流程 ============ */
.flow{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:20px;
  counter-reset:flow;
}
.flow__item{
  position:relative;
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  padding:22px 20px;
  transition:border-color var(--t),transform var(--t);
}
.flow__item:hover{border-color:rgba(255,92,43,.45);transform:translateY(-3px);}
.flow__item::after{
  counter-increment:flow;
  content:"0" counter(flow);
  position:absolute;right:18px;top:16px;
  font-size:26px;font-weight:800;
  color:rgba(255,92,43,.18);
  letter-spacing:.02em;
}
.flow__item h3{font-size:17px;font-weight:600;margin-bottom:8px;}
.flow__item p{font-size:14px;color:var(--text-2);line-height:1.7;}

/* ============ 更新说明 ============ */
.update{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);
  gap:28px;
  align-items:center;
}
.update__text h2{
  position:relative;font-size:clamp(22px,3vw,30px);font-weight:700;
  padding-left:14px;margin-bottom:16px;line-height:1.35;
}
.update__text h2::before{
  content:"";position:absolute;left:0;top:50%;transform:translateY(-50%);
  width:3px;height:20px;border-radius:2px;background:var(--primary);
}
.update__text p{font-size:15px;color:var(--text-2);margin-bottom:14px;}
.notelist{display:flex;flex-direction:column;gap:12px;margin-top:20px;}
.notelist li{
  display:flex;gap:10px;align-items:flex-start;
  font-size:14px;color:var(--text-2);
}
.notelist i{color:var(--accent);font-size:13px;margin-top:5px;}
.update__media{
  border-radius:var(--r-card);
  overflow:hidden;
  border:1px solid var(--line);
  aspect-ratio:4/3;
  background:var(--panel-2);
}
.update__media img{width:100%;height:100%;object-fit:cover;}

/* ============ FAQ ============ */
.faq{border-top:1px solid var(--line);max-width:960px;}
.faq__item{border-bottom:1px solid var(--line);}
.faq__q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 4px;
  text-align:left;
  font-size:15px;font-weight:600;
  color:var(--text);
  transition:color var(--t);
}
.faq__q:hover{color:var(--primary);}
.faq__icon{
  flex:0 0 22px;width:22px;height:22px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--primary);font-size:18px;font-weight:600;line-height:1;
}
.faq__a{
  max-height:0;overflow:hidden;
  transition:max-height 260ms cubic-bezier(.2,.7,.3,1),opacity var(--t);
  opacity:0;
}
.faq__a p{
  padding:0 4px 22px;
  font-size:14px;line-height:1.75;color:var(--text-2);
  max-width:62em;
}
.faq__item.is-open .faq__a{opacity:1;}
.faq__item.is-open .faq__q{color:var(--primary);}

/* ============ CTA ============ */
.cta{
  position:relative;
  border-radius:18px;
  overflow:hidden;
  border:1px solid var(--line);
  background-image:linear-gradient(120deg,rgba(255,92,43,.82) 0%,rgba(224,71,26,.72) 52%,rgba(16,13,11,.86) 100%),url("/assets/images/backpic/back-3.png");
  background-size:cover;
  background-position:center;
}
.cta__inner{
  display:flex;align-items:center;justify-content:space-between;gap:28px;
  padding:38px 36px;
}
.cta h2{font-size:clamp(21px,2.8vw,28px);font-weight:800;line-height:1.35;color:#FFF6F1;}
.cta p{margin-top:10px;font-size:14px;color:rgba(255,246,241,.85);max-width:36em;}
.cta .btn--solid{
  background:#140B07;color:#F5EFE8;flex:0 0 auto;
}
.cta .btn--solid:hover{background:#241E19;color:var(--primary-hover);transform:translateY(-1px);}

/* ============ 页脚 ============ */
.footer{
  background:var(--bg);
  border-top:1px solid var(--line);
  padding:56px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:32px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand strong{display:block;font-size:14px;font-weight:700;}
.footer-brand em{display:block;font-style:normal;font-size:11px;color:var(--text-3);letter-spacing:.02em;}
.footer p{font-size:13px;color:var(--text-3);line-height:1.7;max-width:32em;}
.footer h4{font-size:14px;font-weight:600;margin-bottom:14px;color:var(--text);}
.footer ul{display:flex;flex-direction:column;gap:10px;}
.footer ul a{font-size:13px;color:var(--text-3);}
.footer ul a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  margin-top:38px;padding-top:20px;
  border-top:1px solid var(--line-soft);
  font-size:13px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (min-width:992px){
  .sidenav{transform:translateX(0);}
  .scrim{display:none;}
}
@media (max-width:1200px){
  .layout{grid-template-columns:minmax(0,1fr) 290px;gap:24px;}
}
@media (max-width:1080px){
  .layout{grid-template-columns:minmax(0,1fr);}
  .aside{position:static;}
  .stats{grid-template-columns:repeat(2,minmax(0,1fr));}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:991px){
  :root{--pad-x:20px;}
  .topbar{display:flex;}
  .main{margin-left:0;padding-top:56px;}
  .sidenav{width:82vw;max-width:320px;box-shadow:0 0 40px rgba(0,0,0,.5);}
  .pagehead{padding:44px 0 28px;min-height:230px;}
  .section{padding:52px 0;}
  .section--tight{padding:40px 0;}
  .update{grid-template-columns:minmax(0,1fr);}
}
@media (max-width:767px){
  .cardgrid{grid-template-columns:minmax(0,1fr);}
  .cta__inner{flex-direction:column;align-items:flex-start;gap:20px;padding:30px 22px;}
  .cta__inner .btn{width:100%;}
  .pagehead__actions .btn{flex:1 1 auto;}
}
@media (max-width:520px){
  :root{--pad-x:16px;}
  .stats{grid-template-columns:minmax(0,1fr);}
  .flow{grid-template-columns:minmax(0,1fr);}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:10px;}
  .pagehead h1{font-size:26px;}
  .card__body{padding:16px;}
}