/* roulang page: index */
:root{
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --ink:#17161C;
  --body:#3D3B47;
  --muted:#7A7785;
  --line:#E9E4DA;
  --brand:#FF4E2B;
  --brand-hover:#E03A18;
  --brand-active:#C62F10;
  --brand-soft:rgba(255,78,43,.12);
  --brand-line:rgba(255,78,43,.4);
  --lime:#B7F04A;
  --ok:#16A34A;
  --warn:#F59E0B;
  --err:#DC2626;
  --shadow-1:0 2px 10px rgba(23,22,28,.06);
  --shadow-2:0 12px 30px rgba(23,22,28,.10);
  --r-card:16px;
  --r-media:20px;
  --r-btn:999px;
  --r-input:12px;
  --r-panel:24px;
  --section:96px;
  --nav-h:68px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--body);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
  font-size:16px;line-height:1.9;font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .2s ease}
a:hover{color:var(--brand)}
h1,h2,h3,h4{margin:0;color:var(--ink);letter-spacing:-.2px}
h1{font-size:46px;line-height:1.22;font-weight:800}
h2{font-size:32px;line-height:1.3;font-weight:700}
h3{font-size:21px;line-height:1.4;font-weight:600}
h4{font-size:17px;line-height:1.5;font-weight:600}
p{margin:0 0 18px}
ul{margin:0;padding:0;list-style:none}
button{font:inherit;cursor:pointer;background:none;border:0;color:inherit}
input{font:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;box-shadow:0 0 0 4px rgba(255,78,43,.18)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}
.section{padding:var(--section) 0}
.section-tight{padding:64px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px}
.sec-head .sec-sub{margin:10px 0 0;color:var(--muted);font-size:15px;line-height:1.8}
.link-more{font-size:15px;font-weight:600;color:var(--brand);white-space:nowrap}
.link-more i{font-size:12px;margin-left:6px;transition:transform .2s ease}
.link-more:hover i{transform:translateX(4px)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);transition:box-shadow .2s ease;
}
.site-header.is-scrolled{box-shadow:var(--shadow-1)}
.nav-bar{display:flex;align-items:center;gap:28px;height:var(--nav-h);transition:height .2s ease}
.site-header.is-scrolled .nav-bar{height:60px}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{width:12px;height:12px;border-radius:3px;background:var(--lime);display:inline-block}
.brand-text{display:flex;align-items:baseline;gap:6px;line-height:1.1}
.brand-text b{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.4px}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:.5px}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px}
.main-nav a{position:relative;font-size:15px;font-weight:500;color:var(--body);padding:6px 0}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;border-radius:2px;
  background:var(--brand);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover{color:var(--brand)}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.main-nav a.active{color:var(--brand);font-weight:600}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:12px}
.command-search{position:relative;display:flex;align-items:center}
.command-search i{position:absolute;left:14px;font-size:13px;color:var(--muted)}
.command-search input{
  width:230px;height:42px;border-radius:var(--r-input);border:1px solid var(--line);
  background:#FBF8F3;padding:0 62px 0 36px;font-size:14px;color:var(--ink);
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.command-search input::placeholder{color:#A5A2AD}
.command-search input:focus{
  background:#fff;border-color:var(--brand);outline:none;
  box-shadow:0 0 0 4px rgba(255,78,43,.14);
}
.command-search kbd{
  position:absolute;right:10px;font-family:inherit;font-size:11px;color:var(--muted);
  border:1px solid var(--line);border-radius:6px;padding:2px 6px;background:#fff;
}
.icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--body);
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.icon-btn:hover{color:var(--brand);border-color:var(--brand-line);background:#FFF6F3}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);color:var(--ink)}
.nav-drawer{
  display:none;border-top:1px solid var(--line);background:#fff;padding:16px 0 24px;
}
.nav-drawer.open{display:block}
.nav-drawer .drawer-search{position:relative;margin-bottom:16px}
.nav-drawer .drawer-search i{position:absolute;left:14px;top:14px;font-size:13px;color:var(--muted)}
.nav-drawer .drawer-search input{width:100%;height:46px}
.nav-drawer a.drawer-link{
  display:block;padding:12px 4px;border-bottom:1px solid var(--line);
  font-size:16px;font-weight:500;color:var(--ink);
}
.nav-drawer a.drawer-link.active{color:var(--brand)}
.nav-drawer .drawer-cta{margin-top:18px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 6px 16px rgba(255,78,43,.24)}
.btn-primary:hover{background:var(--brand-hover);color:#fff;transform:translateY(-1px)}
.btn-primary:active{background:var(--brand-active)}
.btn-ghost{background:transparent;border-color:var(--ink);color:var(--ink)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);background:var(--brand-soft)}
.btn-ghost-light{background:transparent;border-color:rgba(250,247,242,.6);color:#FAF7F2}
.btn-ghost-light:hover{border-color:#FAF7F2;background:rgba(250,247,242,.12);color:#fff}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}

/* ---------- 标签 / 徽章 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:var(--r-btn);background:var(--brand-soft);color:var(--brand);
  font-size:13px;font-weight:600;line-height:1;
}
.tag-lime{background:rgba(183,240,74,.28);color:#4B6B0B}
.tag-mute{background:#F2EEE7;color:var(--body)}
.tag-ok{background:rgba(22,163,74,.12);color:var(--ok)}
.pill-row{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 28px}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(250,247,242,.94),rgba(250,247,242,.98)),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center;padding:72px 0 88px}
.hero-copy{max-width:560px}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--brand);margin-bottom:16px}
.hero-kicker::before{content:"";width:22px;height:2px;background:var(--brand);border-radius:2px}
.hero h1{margin-bottom:16px}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-lead{font-size:17px;line-height:1.85;color:var(--body);max-width:520px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:4px}
.hero-media{position:relative;height:460px}
.phone-card{
  position:absolute;border-radius:var(--r-media);overflow:hidden;background:var(--ink);
  box-shadow:var(--shadow-2);border:1px solid rgba(255,255,255,.16);
}
.phone-card img{width:100%;height:100%;object-fit:cover}
.phone-card .overlay{
  position:absolute;left:0;right:0;bottom:0;padding:16px;
  background:linear-gradient(180deg,rgba(23,22,28,0),rgba(23,22,28,.86));
  color:#fff;
}
.phone-card .overlay .cap{font-size:14px;font-weight:600;line-height:1.5;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.phone-card .overlay .meta{font-size:12px;color:rgba(255,255,255,.72);margin-top:4px}
.phone-main{left:0;top:0;width:248px;height:440px;z-index:3}
.phone-back-1{right:64px;top:32px;width:196px;height:348px;z-index:2;opacity:.96}
.phone-back-2{right:0;top:104px;width:172px;height:306px;z-index:1;opacity:.9}
.dur-badge{
  position:absolute;right:12px;top:12px;background:rgba(23,22,28,.72);color:#fff;
  font-size:12px;font-weight:600;padding:4px 10px;border-radius:999px;backdrop-filter:blur(4px);
}

/* ---------- 数据条 ---------- */
.stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:34px 0}
.stat{display:flex;flex-direction:column;gap:6px}
.stat .num{display:flex;align-items:center;gap:8px;font-size:30px;font-weight:800;color:var(--ink);letter-spacing:-.5px}
.stat .num::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--lime)}
.stat .lab{font-size:14px;color:var(--muted)}

/* ---------- 热门片段卡 ---------- */
.clip-scroll{
  display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 24px 22px;margin:0 -24px;
  -webkit-overflow-scrolling:touch;
}
.clip-scroll::-webkit-scrollbar{height:6px}
.clip-scroll::-webkit-scrollbar-thumb{background:var(--line);border-radius:6px}
.clip{
  position:relative;flex:0 0 220px;width:220px;aspect-ratio:3/4;border-radius:var(--r-media);
  overflow:hidden;scroll-snap-align:start;background:var(--ink);
  border:1px solid var(--line);box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.clip:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--brand-line)}
.clip img{width:100%;height:100%;object-fit:cover}
.clip .shade{
  position:absolute;inset:auto 0 0 0;padding:14px;
  background:linear-gradient(180deg,rgba(23,22,28,0),rgba(23,22,28,.9));
  color:#fff;
}
.clip .shade h3{color:#fff;font-size:15px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.clip .shade .row{display:flex;align-items:center;justify-content:space-between;margin-top:8px;font-size:12px;color:rgba(255,255,255,.76)}
.clip .play{
  position:absolute;left:50%;top:44%;transform:translate(-50%,-50%);
  width:46px;height:46px;border-radius:50%;background:rgba(250,247,242,.9);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-size:15px;
  transition:transform .2s ease,background .2s ease;
}
.clip:hover .play{transform:translate(-50%,-50%) scale(1.1);background:var(--lime)}
.clip .dur{
  position:absolute;right:10px;top:10px;background:rgba(23,22,28,.72);color:#fff;
  font-size:11px;font-weight:600;padding:3px 8px;border-radius:999px;
}
.clip .hot{color:var(--lime);font-weight:700}

/* ---------- 种草清单 ---------- */
.pick-list{border-top:1px solid var(--line)}
.pick{
  display:grid;grid-template-columns:72px 1fr auto;gap:20px;align-items:center;
  padding:22px 0;border-bottom:1px solid var(--line);
  transition:transform .2s ease,background .2s ease;
}
.pick:hover{transform:translateX(4px)}
.pick .idx{font-size:34px;font-weight:800;color:var(--brand);letter-spacing:-1px;line-height:1}
.pick:nth-child(even) .idx{color:#8FC52E}
.pick h3{font-size:18px;margin-bottom:6px}
.pick p{margin:0;font-size:14px;color:var(--muted);line-height:1.75}
.pick .side{display:flex;flex-direction:column;align-items:flex-end;gap:8px;font-size:13px;color:var(--muted)}

/* ---------- CMS 列表 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.post-card{
  display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-2);border-color:var(--brand-line)}
.post-thumb{position:relative;aspect-ratio:16/10;background:#F2EEE7;overflow:hidden}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post-card:hover .post-thumb img{transform:scale(1.04)}
.post-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-body .excerpt{margin:0;font-size:14px;line-height:1.75;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--muted)}
.empty-state{
  grid-column:1/-1;text-align:center;background:var(--card);border:1px dashed var(--line);
  border-radius:var(--r-card);padding:56px 24px;
}
.empty-state .ico{
  width:56px;height:56px;border-radius:50%;background:var(--brand-soft);color:var(--brand);
  display:inline-flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px;
}
.empty-state p{color:var(--muted);margin-bottom:20px}

/* ---------- 口碑跑马灯 ---------- */
.voice{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden}
.marquee{position:relative;overflow:hidden;padding:8px 0 22px;mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.marquee-track{display:flex;gap:16px;width:max-content;animation:slide 42s linear infinite}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}
.voice-card{
  width:320px;flex:0 0 320px;background:var(--bg);border:1px solid var(--line);
  border-radius:var(--r-card);padding:18px;box-shadow:var(--shadow-1);
}
.voice-head{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.avatar{
  width:40px;height:40px;border-radius:50%;flex:0 0 40px;
  display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--ink);
  background:linear-gradient(135deg,#FFE2D8,#EAF7C9);
}
.voice-head .name{font-size:14px;font-weight:600;color:var(--ink)}
.voice-head .stars{margin-left:auto;color:var(--brand);font-size:12px;letter-spacing:2px}
.voice-card p{margin:0 0 10px;font-size:14px;line-height:1.75;color:var(--body);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.voice-card .from{font-size:12px;color:var(--muted)}

/* ---------- 转化面板 ---------- */
.cta-panel{
  position:relative;background:#17161C;color:#FAF7F2;border-radius:var(--r-panel);
  overflow:hidden;display:grid;grid-template-columns:7fr 5fr;gap:32px;align-items:center;
  padding:56px 56px 56px 56px;
}
.cta-panel::before{
  content:"";position:absolute;left:56px;top:40px;width:64px;height:3px;border-radius:3px;background:var(--lime);
}
.cta-panel h2{color:#FAF7F2;margin-top:18px}
.cta-panel p{color:rgba(250,247,242,.74);max-width:560px;margin:16px 0 0}
.cta-actions{display:flex;gap:12px;margin-top:28px;flex-wrap:wrap}
.cta-visual{position:relative;border-radius:var(--r-media);overflow:hidden;aspect-ratio:3/4;max-height:340px}
.cta-visual img{width:100%;height:100%;object-fit:cover}
.cta-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,22,28,.1),rgba(23,22,28,.5))}

/* ---------- FAQ ---------- */
.faq-list{border-top:1px solid var(--line);max-width:900px}
.faq-item{border-bottom:1px solid var(--line);position:relative}
.faq-item::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;border-radius:4px;
  background:var(--brand);opacity:0;transform:translateX(-6px);transition:opacity .2s ease,transform .2s ease;
}
.faq-item.open::before{opacity:1;transform:translateX(0)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding:22px 8px 22px 18px;text-align:left;font-size:17px;font-weight:600;color:var(--ink);
}
.faq-q:hover{color:var(--brand)}
.faq-ico{
  width:28px;height:28px;flex:0 0 28px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--muted);font-size:14px;
  transition:transform .25s ease,color .2s ease,border-color .2s ease,background .2s ease;
}
.faq-item.open .faq-ico{transform:rotate(180deg);color:#fff;background:var(--brand);border-color:var(--brand)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a p{padding:0 48px 22px 18px;margin:0;font-size:15px;line-height:1.85;color:var(--body);max-width:760px}

/* ---------- 页脚 ---------- */
.site-footer{background:#17161C;color:#FAF7F2;border-top:1px solid var(--line);margin-top:var(--section)}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding:64px 0 44px}
.footer-brand .brand-text b{color:#FAF7F2}
.footer-brand .brand-text span{color:rgba(250,247,242,.6)}
.footer-brand p{margin:16px 0 0;font-size:14px;line-height:1.8;color:rgba(250,247,242,.66);max-width:320px}
.footer-col h4{color:#FAF7F2;font-size:15px;margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:rgba(250,247,242,.72);display:inline-block}
.footer-col a:hover{color:var(--brand);transform:translateX(2px)}
.socials{display:flex;gap:10px;margin-top:20px}
.socials a{
  width:32px;height:32px;border-radius:50%;border:1px solid rgba(250,247,242,.28);
  display:inline-flex;align-items:center;justify-content:center;font-size:13px;color:rgba(250,247,242,.8);
}
.socials a:hover{border-color:var(--brand);color:var(--brand);transform:none}
.footer-bottom{
  border-top:1px solid rgba(250,247,242,.14);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:rgba(250,247,242,.56);
}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  :root{--section:72px}
  h1{font-size:36px}
  h2{font-size:27px}
  .main-nav,.command-search,.nav-right .icon-btn,.nav-right .btn{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:40px;padding:48px 0 64px}
  .hero-media{height:400px;max-width:520px}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .stats-grid{grid-template-columns:repeat(2,1fr);gap:20px}
  .cta-panel{grid-template-columns:1fr;padding:40px}
  .cta-panel::before{left:40px;top:28px}
  .cta-visual{max-height:260px;aspect-ratio:16/10}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;padding:52px 0 36px}
}
@media (max-width:639px){
  :root{--section:56px}
  h1{font-size:30px;letter-spacing:-.3px}
  h2{font-size:23px}
  .container{padding:0 16px}
  .clip-scroll{padding:6px 16px 18px;margin:0 -16px}
  .clip{flex:0 0 168px;width:168px}
  .post-grid{grid-template-columns:1fr}
  .hero-media{height:330px}
  .phone-main{width:186px;height:330px}
  .phone-back-1{width:150px;height:266px;right:44px;top:24px}
  .phone-back-2{width:132px;height:236px;right:0;top:80px}
  .stats-grid{grid-template-columns:1fr 1fr;padding:26px 0}
  .stat .num{font-size:24px}
  .pick{grid-template-columns:52px 1fr;gap:14px}
  .pick .side{grid-column:2;align-items:flex-start;flex-direction:row;gap:10px}
  .pick .idx{font-size:26px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;margin-bottom:26px}
  .cta-panel{padding:28px;border-radius:18px}
  .cta-panel::before{left:28px;top:20px;width:48px}
  .cta-actions .btn{width:100%}
  .faq-q{font-size:16px;padding:18px 4px 18px 14px}
  .faq-a p{padding:0 12px 18px 14px}
  .footer-top{grid-template-columns:1fr;gap:28px;padding:44px 0 30px}
  .voice-card{width:272px;flex:0 0 272px}
  .marquee{mask-image:none}
}

/* roulang page: article */
:root{
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --dark:#17161C;
  --primary:#FF4E2B;
  --primary-hover:#E03A18;
  --primary-press:#C62F10;
  --accent:#B7F04A;
  --text:#17161C;
  --body:#3D3B47;
  --muted:#7A7785;
  --line:#E9E4DA;
  --success:#16A34A;
  --warn:#F59E0B;
  --radius:16px;
  --radius-lg:24px;
  --radius-sm:12px;
  --shadow-sm:0 2px 10px rgba(23,22,28,.06);
  --shadow-md:0 12px 28px rgba(23,22,28,.10);
  --section:96px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  color:var(--body);
  background:var(--bg);
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;}
h1,h2,h3,h4{margin:0;color:var(--text);font-weight:700;line-height:1.3;}
p{margin:0 0 18px;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;font-size:inherit;}
button{cursor:pointer;border:0;background:none;}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--primary);outline-offset:2px;box-shadow:0 0 0 4px rgba(255,78,43,.18);border-radius:8px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 按钮 / 徽章 ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  border:1px solid transparent;transition:all .2s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 18px rgba(255,78,43,.28);}
.btn-primary:hover{background:var(--primary-hover);color:#fff;transform:translateY(-1px);}
.btn-primary:active{background:var(--primary-press);transform:translateY(0);}
.btn-outline{background:transparent;color:var(--text);border-color:#17161C;}
.btn-outline:hover{border-color:var(--primary);color:var(--primary);background:rgba(255,78,43,.08);}
.btn-ghost{background:transparent;color:#FAF7F2;border-color:rgba(250,247,242,.55);}
.btn-ghost:hover{background:rgba(250,247,242,.12);border-color:#FAF7F2;color:#fff;}
.btn-sm{min-height:38px;padding:0 16px;font-size:14px;}
.badge{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 12px;
  border-radius:999px;font-size:13px;font-weight:600;
  background:rgba(255,78,43,.12);color:var(--primary);white-space:nowrap;
}
.badge-plain{background:#F3EFE7;color:var(--body);}
.badge-dot::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);display:block;}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:8px;
  background:#fff;border:1px solid var(--line);color:var(--body);font-size:13px;
}
.tag:hover{border-color:var(--primary);color:var(--primary);background:rgba(255,78,43,.06);}

/* ============ 导航 ============ */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:24px;height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:14px;height:14px;border-radius:4px;background:var(--accent);display:block;}
.brand-text{display:flex;align-items:baseline;gap:6px;font-size:19px;letter-spacing:-.3px;}
.brand-text b{font-weight:800;color:var(--text);}
.brand-text span{font-size:13px;font-weight:600;color:var(--muted);letter-spacing:0;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px;}
.main-nav a{
  position:relative;font-size:15px;font-weight:500;color:var(--body);padding:6px 0;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .2s ease;
}
.main-nav a:hover{color:var(--primary);}
.main-nav a:hover::after{transform:scaleX(1);}
.main-nav a.active{color:var(--text);font-weight:600;}
.main-nav a.active::after{transform:scaleX(1);}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto;}
.command-search{
  display:flex;align-items:center;gap:8px;height:40px;padding:0 12px;
  background:#F5F1E9;border:1px solid transparent;border-radius:var(--radius-sm);
  min-width:250px;transition:all .2s ease;
}
.command-search:focus-within{background:#fff;border-color:var(--primary);box-shadow:0 0 0 4px rgba(255,78,43,.14);}
.command-search i{color:var(--muted);font-size:14px;}
.command-search input{
  flex:1;border:0;background:transparent;outline:none;color:var(--text);font-size:14px;min-width:0;
}
.command-search input::placeholder{color:var(--muted);}
.command-search .kbd{
  font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:6px;
  padding:0 6px;line-height:18px;background:#fff;
}
.icon-btn{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--body);background:#fff;
}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  color:var(--text);background:#fff;align-items:center;justify-content:center;
}
.mobile-drawer{
  display:none;border-top:1px solid var(--line);background:#fff;padding:16px 24px 22px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer .command-search{width:100%;min-width:0;margin-bottom:14px;}
.mobile-drawer nav{display:flex;flex-direction:column;gap:2px;}
.mobile-drawer nav a{
  padding:12px 4px;font-size:16px;font-weight:500;color:var(--body);
  border-bottom:1px solid var(--line);
}
.mobile-drawer nav a:hover{color:var(--primary);}
.mobile-drawer .btn{width:100%;margin-top:16px;}

/* ============ 文章头部 ============ */
.page-shell{padding:36px 0 0;}
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);margin-bottom:22px;
}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb i{font-size:10px;color:#C9C3B6;}
.article-hero{padding-bottom:34px;border-bottom:1px solid var(--line);}
.article-title{
  font-size:46px;line-height:1.22;font-weight:800;letter-spacing:-.5px;
  margin:14px 0 16px;max-width:900px;
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:18px;font-size:13px;color:var(--muted);}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:6px;}
.article-meta i{font-size:13px;color:#B6B1A6;}

/* ============ 封面 ============ */
.cover-figure{margin:34px 0 0;}
.cover-figure img{
  width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius);
  border:1px solid var(--line);box-shadow:var(--shadow-sm);
}
.cover-figure figcaption{font-size:13px;color:var(--muted);margin-top:10px;}

/* ============ 正文布局 ============ */
.article-section{padding:var(--section) 0;}
.article-layout{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:40px;align-items:start;}
.article-main{min-width:0;}
.article-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:32px 34px;
}
.article-content{max-width:760px;font-size:17px;line-height:1.95;color:var(--body);}
.article-content > *:first-child{margin-top:0;}
.article-content p{margin:0 0 20px;}
.article-content h2{
  font-size:28px;line-height:1.35;margin:40px 0 14px;padding-left:14px;position:relative;
}
.article-content h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;background:var(--primary);
}
.article-content h3{font-size:21px;margin:30px 0 12px;}
.article-content h4{font-size:17px;margin:24px 0 10px;}
.article-content a{color:var(--primary);border-bottom:1px solid rgba(255,78,43,.35);}
.article-content a:hover{color:var(--primary-hover);border-color:var(--primary-hover);}
.article-content ul,.article-content ol{margin:0 0 20px;padding-left:6px;}
.article-content ul li,.article-content ol li{position:relative;padding-left:22px;margin-bottom:10px;}
.article-content ul li::before{
  content:"";position:absolute;left:0;top:12px;width:8px;height:8px;border-radius:2px;background:var(--accent);
}
.article-content ol{counter-reset:cmsol;}
.article-content ol li{counter-increment:cmsol;}
.article-content ol li::before{
  content:counter(cmsol);position:absolute;left:0;top:0;font-weight:800;color:var(--primary);font-size:15px;
}
.article-content blockquote{
  margin:24px 0;padding:20px 22px;background:#FDF7F3;border-left:4px solid var(--primary);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--body);
}
.article-content blockquote p:last-child{margin-bottom:0;}
.article-content img{border-radius:var(--radius-sm);margin:22px 0;}
.article-content figure{margin:24px 0;}
.article-content figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px;}
.article-content table{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;}
.article-content thead th{
  background:#F3EFE7;color:var(--text);font-weight:600;text-align:left;
  padding:12px 14px;border:0;
}
.article-content tbody td{padding:12px 14px;border:0;border-bottom:1px solid var(--line);}
.article-content tbody tr:nth-child(even){background:#FBF8F3;}
.article-content code{
  background:#F3EFE7;padding:2px 6px;border-radius:6px;font-size:15px;color:#A8351A;
}
.article-content hr{border:0;border-top:1px solid var(--line);margin:32px 0;}

.empty-article{text-align:center;padding:36px 8px;max-width:620px;margin:0 auto;}
.empty-article .empty-icon{
  width:60px;height:60px;border-radius:50%;background:rgba(255,78,43,.10);color:var(--primary);
  display:flex;align-items:center;justify-content:center;font-size:22px;margin:0 auto 18px;
}
.empty-article h2{font-size:24px;margin-bottom:12px;}
.empty-article p{margin-bottom:22px;}

/* ============ 侧栏 ============ */
.sidebar{display:grid;gap:20px;position:sticky;top:88px;}
.side-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);padding:22px;
}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3::before{content:"";width:8px;height:8px;border-radius:3px;background:var(--accent);display:block;}
.mini-list{display:grid;gap:14px;}
.mini-item{display:grid;grid-template-columns:64px minmax(0,1fr);gap:12px;align-items:center;}
.mini-item img{width:64px;height:64px;object-fit:cover;border-radius:12px;border:1px solid var(--line);}
.mini-item h4{
  font-size:14px;font-weight:600;line-height:1.5;margin:0 0 4px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.mini-item span{font-size:12px;color:var(--muted);}
.mini-item:hover h4{color:var(--primary);}
.link-list{display:grid;gap:6px;}
.link-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 14px;border-radius:12px;background:#FBF8F3;font-size:14px;color:var(--body);
  border:1px solid transparent;
}
.link-list a:hover{background:rgba(255,78,43,.08);border-color:rgba(255,78,43,.35);color:var(--primary);transform:translateX(2px);}
.link-list i{font-size:11px;color:var(--muted);}

/* ============ 标签 / 相关推荐 ============ */
.tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:28px;padding-top:22px;border-top:1px solid var(--line);}
.tag-row .label{font-size:13px;color:var(--muted);margin-right:4px;}
.related-block{margin-top:44px;}
.related-block h2{font-size:24px;margin-bottom:20px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.post-card{
  display:flex;flex-direction:column;overflow:hidden;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:rgba(255,78,43,.4);}
.post-card img{width:100%;aspect-ratio:16/10;object-fit:cover;}
.post-card .body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.post-card h3{
  font-size:17px;line-height:1.5;font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card p{
  font-size:14px;color:var(--muted);line-height:1.75;margin:0;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-card .foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:13px;color:var(--muted);}

/* ============ 转化面板 ============ */
.cta-wrap{padding:0 0 var(--section);}
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);background:var(--dark);
  color:#FAF7F2;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:32px;align-items:center;
  padding:52px 54px;
}
.cta-panel::before{
  content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:var(--accent);
}
.cta-panel h2{color:#fff;font-size:32px;line-height:1.3;margin-bottom:14px;}
.cta-panel p{color:rgba(250,247,242,.78);margin-bottom:26px;font-size:15px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-media{
  position:relative;border-radius:20px;overflow:hidden;aspect-ratio:9/12;max-height:300px;
  background-image:url('/assets/images/backpic/back-2.webp');background-size:cover;background-position:center;
}
.cta-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(23,22,28,.10),rgba(23,22,28,.62));}
.cta-media span{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:2;color:#fff;font-size:14px;font-weight:600;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}

/* ============ 页脚 ============ */
.site-footer{background:var(--dark);color:rgba(250,247,242,.72);border-top:1px solid var(--line);padding:64px 0 26px;}
.footer-top{display:grid;grid-template-columns:minmax(0,4fr) repeat(3,minmax(0,2.2fr));gap:36px;}
.footer-brand .brand-text{font-size:20px;margin-bottom:14px;display:flex;align-items:baseline;gap:6px;}
.footer-brand .brand-text b{color:#fff;font-weight:800;}
.footer-brand .brand-text span{color:rgba(250,247,242,.6);font-size:13px;font-weight:600;}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(250,247,242,.62);margin:0 0 18px;max-width:340px;}
.socials{display:flex;gap:10px;}
.socials a{
  width:32px;height:32px;border-radius:50%;border:1px solid rgba(250,247,242,.28);
  display:inline-flex;align-items:center;justify-content:center;color:rgba(250,247,242,.8);font-size:13px;
}
.socials a:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:14px;font-weight:600;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(250,247,242,.68);display:inline-block;}
.footer-col a:hover{color:var(--primary);transform:translateX(2px);}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(250,247,242,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;font-size:13px;color:rgba(250,247,242,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1023px){
  :root{--section:72px;}
  .main-nav,.command-search,.header-actions .icon-btn,.header-actions .btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .article-title{font-size:36px;}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:28px;}
  .sidebar{position:static;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-panel{grid-template-columns:minmax(0,1fr);padding:40px 34px;}
  .cta-media{max-height:240px;aspect-ratio:16/9;}
  .footer-top{grid-template-columns:repeat(2,minmax(0,1fr));gap:30px;}
}
@media (max-width:767px){
  .container{padding:0 16px;}
  .article-card{padding:22px 18px;}
  .article-content{font-size:16px;line-height:1.9;}
  .article-title{font-size:30px;}
  .article-content h2{font-size:22px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
}
@media (max-width:520px){
  :root{--section:56px;}
  .header-inner{height:62px;gap:12px;}
  .brand-text{font-size:17px;}
  .brand-text span{font-size:12px;}
  .article-meta{gap:12px;}
  .cta-panel{padding:30px 22px;border-radius:20px;}
  .cta-panel h2{font-size:24px;}
  .cta-actions .btn{width:100%;}
  .footer-top{grid-template-columns:minmax(0,1fr);}
  .footer-bottom{flex-direction:column;}
}

/* roulang page: category2 */
:root{
  --brand:#FF4E2B;
  --brand-hover:#E03A18;
  --brand-press:#C62F10;
  --lime:#B7F04A;
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --ink:#17161C;
  --body:#3D3B47;
  --muted:#7A7785;
  --line:#E9E4DA;
  --ok:#16A34A;
  --warn:#F59E0B;
  --radius-s:8px;
  --radius:16px;
  --radius-l:20px;
  --radius-panel:24px;
  --shadow-s:0 2px 10px rgba(23,22,28,.06);
  --shadow-m:0 10px 28px rgba(23,22,28,.10);
  --sec-desktop:96px;
  --sec-tablet:72px;
  --sec-mobile:56px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
body.no-scroll{overflow:hidden;}
img{max-width:100%;height:auto;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease,transform .2s ease;}
button{font-family:inherit;cursor:pointer;}
input,select,textarea{font-family:inherit;font-size:15px;}
h1,h2,h3,h4{margin:0;color:var(--ink);font-weight:700;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;box-shadow:0 0 0 4px rgba(255,78,43,.16);border-radius:6px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;letter-spacing:.2px;
  transition:background .2s ease,color .2s ease,border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--brand);color:#fff;box-shadow:0 8px 20px rgba(255,78,43,.24);}
.btn-primary:hover{background:var(--brand-hover);transform:translateY(-1px);color:#fff;}
.btn-primary:active{background:var(--brand-press);transform:translateY(0);}
.btn-outline{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-outline:hover{border-color:var(--brand);color:var(--brand);background:rgba(255,78,43,.08);}
.btn-ghost{background:transparent;color:#FAF7F2;border-color:rgba(250,247,242,.5);}
.btn-ghost:hover{border-color:var(--lime);color:var(--lime);background:rgba(183,240,74,.10);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 6px 22px rgba(23,22,28,.08);}
.header-inner{display:flex;align-items:center;gap:28px;min-height:68px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:14px;height:14px;border-radius:4px;background:var(--lime);flex:0 0 auto;}
.brand-text{display:flex;align-items:baseline;gap:6px;font-size:19px;line-height:1;color:var(--ink);font-weight:500;}
.brand-text b{font-weight:800;font-size:21px;letter-spacing:-.4px;}
.brand-text span{font-size:12px;color:var(--muted);letter-spacing:.6px;}
.main-nav{display:flex;align-items:center;gap:26px;flex:1 1 auto;}
.main-nav a{
  position:relative;padding:8px 0;font-size:15px;font-weight:500;color:var(--body);
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:100%;bottom:0;height:2px;background:var(--brand);
  transition:right .22s ease;
}
.main-nav a:hover{color:var(--brand);}
.main-nav a:hover::after{right:0;}
.main-nav a.active{color:var(--ink);font-weight:600;}
.main-nav a.active::after{right:0;}
.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;}
.command-search{
  display:flex;align-items:center;gap:8px;
  background:#F5F1EA;border:1px solid var(--line);border-radius:12px;
  padding:0 12px;height:42px;width:250px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.command-search:focus-within{border-color:var(--brand);background:#fff;box-shadow:0 0 0 4px rgba(255,78,43,.14);}
.command-search i{color:var(--muted);font-size:14px;}
.command-search input{
  border:0;background:transparent;outline:none;flex:1 1 auto;min-width:0;color:var(--ink);
  font-size:14px;line-height:1;padding:0;
}
.command-search input::placeholder{color:#A6A2AD;}
.command-search kbd{
  font-family:var(--font);font-size:11px;color:var(--muted);
  border:1px solid var(--line);background:#fff;border-radius:6px;padding:2px 6px;line-height:1;
}
.icon-btn{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:#fff;
  display:inline-flex;align-items:center;justify-content:center;color:var(--body);
}
.icon-btn:hover{color:var(--brand);border-color:rgba(255,78,43,.4);}
.menu-toggle{
  display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:#fff;color:var(--ink);align-items:center;justify-content:center;font-size:16px;
}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:#fff;padding:16px 0 22px;}
.mobile-drawer.open{display:block;}
.mobile-drawer .command-search{width:100%;margin-bottom:14px;}
.mobile-drawer nav{display:flex;flex-direction:column;}
.mobile-drawer nav a{
  padding:13px 2px;font-size:16px;font-weight:500;color:var(--body);border-bottom:1px solid var(--line);
}
.mobile-drawer nav a.active{color:var(--brand);font-weight:700;}
.mobile-drawer .btn{width:100%;margin-top:16px;}

/* ---------- 面包屑 ---------- */
.crumb-bar{border-bottom:1px solid var(--line);background:#fff;}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px 0;font-size:13px;color:var(--muted);}
.crumb a:hover{color:var(--brand);}
.crumb .sep{color:#CFC9BE;}
.crumb .now{color:var(--ink);font-weight:600;}

/* ---------- 标题带 Hero ---------- */
.hero-band{
  position:relative;overflow:hidden;
  background:linear-gradient(180deg,#FFFDFB 0%,#FAF7F2 100%);
  border-bottom:1px solid var(--line);
}
.hero-band::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.13;
}
.hero-band::after{
  content:"";position:absolute;right:-120px;top:-140px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,78,43,.18),rgba(255,78,43,0) 66%);
}
.band-inner{position:relative;z-index:2;padding:normal;}
.band-content{max-width:820px;padding:72px 0 66px;}
.band-tag{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:999px;
  background:rgba(255,78,43,.12);color:var(--brand);font-size:13px;font-weight:600;letter-spacing:.2px;
}
.band-tag i{font-size:11px;}
h1.band-title{
  font-size:46px;line-height:1.22;font-weight:800;letter-spacing:-.5px;margin:18px 0 16px;color:var(--ink);
}
h1.band-title em{font-style:normal;position:relative;white-space:nowrap;}
h1.band-title em::after{
  content:"";position:absolute;left:0;right:0;bottom:6px;height:10px;background:rgba(183,240,74,.55);
  border-radius:4px;z-index:-1;
}
.band-sub{max-width:720px;font-size:16px;line-height:1.9;color:var(--body);}
.band-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.chip{
  height:28px;display:inline-flex;align-items:center;padding:0 13px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--body);font-size:13px;font-weight:500;
}
.chip b{color:var(--brand);font-weight:700;margin-right:4px;}
.band-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px;}

/* ---------- 数据条 ---------- */
.stats-strip{border-bottom:1px solid var(--line);background:#fff;}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.stat{padding:26px 22px;border-right:1px solid var(--line);}
.stat:last-child{border-right:0;}
.stat .num{
  display:flex;align-items:baseline;gap:8px;font-size:34px;font-weight:800;color:var(--ink);
  letter-spacing:-1px;line-height:1;
}
.stat .num i{width:8px;height:8px;border-radius:50%;background:var(--lime);display:inline-block;}
.stat .num span{font-size:15px;font-weight:600;color:var(--muted);letter-spacing:0;}
.stat .lbl{margin-top:8px;font-size:13px;color:var(--muted);}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sec-desktop) 0;}
.section.tight{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:34px;}
.section-head h2{font-size:32px;line-height:1.3;font-weight:700;letter-spacing:-.3px;}
.section-head p{margin-top:10px;font-size:15px;color:var(--muted);max-width:640px;}
.text-link{font-size:14px;font-weight:600;color:var(--brand);display:inline-flex;align-items:center;gap:6px;}
.text-link:hover{color:var(--brand-hover);gap:10px;}

/* ---------- 顶部切换条 ---------- */
.tabs-bar{background:#fff;border-bottom:1px solid var(--line);position:relative;}
.tabs-inner{display:flex;align-items:center;gap:6px;overflow-x:auto;scrollbar-width:none;}
.tabs-inner::-webkit-scrollbar{display:none;}
.tab-item{
  position:relative;padding:17px 16px 15px;font-size:15px;font-weight:500;color:var(--body);white-space:nowrap;
}
.tab-item::after{
  content:"";position:absolute;left:16px;right:16px;bottom:0;height:2px;background:transparent;transition:background .2s ease;
}
.tab-item:hover{color:var(--brand);}
.tab-item.is-active{color:var(--brand);font-weight:700;}
.tab-item.is-active::after{background:var(--brand);}
.tab-count{
  margin-left:8px;font-size:12px;color:var(--muted);background:#F5F1EA;border-radius:999px;padding:1px 8px;
}

/* ---------- 三列等高卡 ---------- */
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow-s);display:flex;flex-direction:column;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-m);border-color:rgba(255,78,43,.4);}
.card-media{position:relative;aspect-ratio:16/10;overflow:hidden;background:#F0EBE3;}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card:hover .card-media img{transform:scale(1.04);}
.media-badge{
  position:absolute;left:12px;top:12px;height:26px;display:inline-flex;align-items:center;padding:0 11px;
  border-radius:999px;background:rgba(23,22,28,.72);color:#fff;font-size:12px;font-weight:600;backdrop-filter:blur(4px);
}
.media-hot{
  position:absolute;right:12px;bottom:12px;display:inline-flex;align-items:center;gap:6px;
  padding:5px 11px;border-radius:999px;background:rgba(255,255,255,.92);color:var(--brand);
  font-size:12px;font-weight:700;
}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1 1 auto;}
.card-body h3{
  font-size:17px;line-height:1.5;font-weight:600;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-body p{
  font-size:14px;line-height:1.85;color:var(--body);
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.card-foot{margin-top:18px;display:flex;align-items:center;justify-content:space-between;gap:12px;}
.badge{
  display:inline-flex;align-items:center;height:26px;padding:0 11px;border-radius:999px;
  font-size:12px;font-weight:600;background:rgba(255,78,43,.10);color:var(--brand);
}
.badge.blue{background:rgba(23,22,28,.07);color:var(--ink);}
.badge.green{background:rgba(22,163,74,.12);color:var(--ok);}
.badge.amber{background:rgba(245,158,11,.14);color:#B4740A;}
.meta{font-size:13px;color:var(--muted);}

/* ---------- 适用场景 / 两栏 ---------- */
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:48px;align-items:start;}
.split-intro h2{font-size:32px;line-height:1.3;letter-spacing:-.3px;margin-bottom:16px;}
.split-intro p{font-size:15px;color:var(--body);line-height:1.9;}
.split-intro .btn{margin-top:24px;}
.topic-list li{
  display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--line);transition:transform .2s ease;
}
.topic-list li:first-child{padding-top:0;}
.topic-list li:hover{transform:translateX(4px);}
.topic-icon{
  flex:0 0 auto;width:44px;height:44px;border-radius:12px;background:rgba(255,78,43,.10);color:var(--brand);
  display:flex;align-items:center;justify-content:center;font-size:17px;
}
.topic-list h3{font-size:17px;font-weight:600;line-height:1.5;margin-bottom:6px;}
.topic-list p{font-size:14px;line-height:1.85;color:var(--muted);}

/* ---------- 流程 ---------- */
.flow-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.flow-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:8px;}
.flow-step{
  background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;
  transition:border-color .2s ease,transform .2s ease;
}
.flow-step:hover{border-color:rgba(255,78,43,.4);transform:translateY(-4px);}
.flow-num{font-size:30px;font-weight:800;color:var(--brand);letter-spacing:-1px;line-height:1;}
.flow-step h3{font-size:17px;font-weight:600;margin:14px 0 8px;}
.flow-step p{font-size:14px;line-height:1.85;color:var(--muted);}

/* ---------- 特色图区 ---------- */
.feature-band{display:grid;grid-template-columns:minmax(0,6fr) minmax(0,6fr);gap:44px;align-items:center;}
.feature-media{position:relative;border-radius:var(--radius-l);overflow:hidden;box-shadow:var(--shadow-m);}
.feature-media img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.feature-media .float-card{
  position:absolute;left:18px;bottom:18px;background:rgba(255,255,255,.96);border-radius:14px;
  padding:14px 16px;box-shadow:var(--shadow-m);max-width:220px;
}
.feature-media .float-card strong{display:block;font-size:15px;color:var(--ink);margin-bottom:4px;}
.feature-media .float-card span{font-size:13px;color:var(--muted);line-height:1.6;}
.feature-copy h2{font-size:32px;line-height:1.3;letter-spacing:-.3px;margin-bottom:16px;}
.feature-copy p{font-size:15px;line-height:1.9;margin-bottom:16px;}
.feature-copy .check-list{display:grid;gap:12px;margin-top:22px;}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--body);}
.check-list i{color:var(--brand);margin-top:7px;font-size:13px;}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  position:relative;width:100%;background:transparent;border:0;text-align:left;
  padding:22px 44px 22px 18px;font-size:17px;font-weight:600;color:var(--ink);line-height:1.6;
  transition:color .2s ease;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:26px;bottom:26px;width:4px;border-radius:4px;
  background:var(--brand);transform:scaleY(0);transform-origin:top;transition:transform .22s ease;
}
.faq-item.open .faq-q::before{transform:scaleY(1);}
.faq-q:hover{color:var(--brand);}
.faq-icon{
  position:absolute;right:12px;top:50%;transform:translateY(-50%);width:26px;height:26px;border-radius:50%;
  background:#F5F1EA;color:var(--ink);display:flex;align-items:center;justify-content:center;font-size:13px;
  transition:transform .25s ease,background .2s ease,color .2s ease;
}
.faq-item.open .faq-icon{transform:translateY(-50%) rotate(180deg);background:var(--brand);color:#fff;}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-a p{max-width:760px;padding:0 18px 24px;font-size:15px;line-height:1.85;color:var(--body);}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;background:var(--ink);border-radius:var(--radius-panel);overflow:hidden;
  display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:32px;align-items:center;
  padding:52px 48px;
}
.cta-panel::before{
  content:"";position:absolute;left:48px;top:0;width:120px;height:3px;background:var(--lime);
}
.cta-panel h2{color:#FAF7F2;font-size:32px;line-height:1.3;letter-spacing:-.3px;margin-bottom:14px;}
.cta-panel p{color:rgba(250,247,242,.76);font-size:15px;line-height:1.9;max-width:520px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.cta-media{position:relative;border-radius:var(--radius-l);overflow:hidden;aspect-ratio:4/5;max-height:300px;}
.cta-media img{width:100%;height:100%;object-fit:cover;opacity:.92;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--ink);color:rgba(250,247,242,.72);border-top:1px solid var(--line);margin-top:96px;}
.footer-top{
  display:grid;grid-template-columns:minmax(0,2fr) repeat(3,minmax(0,1fr));gap:40px;padding:64px 0 44px;
}
.footer-brand .brand-text{color:#FAF7F2;margin-bottom:14px;}
.footer-brand .brand-text b{color:#FAF7F2;}
.footer-brand .brand-text span{color:rgba(250,247,242,.6);}
.footer-brand p{font-size:14px;line-height:1.85;max-width:320px;color:rgba(250,247,242,.66);}
.socials{display:flex;gap:10px;margin-top:20px;}
.socials a{
  width:32px;height:32px;border-radius:50%;border:1px solid rgba(250,247,242,.28);
  display:flex;align-items:center;justify-content:center;color:rgba(250,247,242,.8);font-size:13px;
}
.socials a:hover{color:var(--lime);border-color:var(--lime);transform:translateY(-2px);}
.footer-col h4{color:#FAF7F2;font-size:15px;font-weight:600;margin-bottom:16px;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:rgba(250,247,242,.7);display:inline-block;}
.footer-col a:hover{color:var(--brand);transform:translateX(2px);}
.footer-bottom{
  border-top:1px solid rgba(250,247,242,.14);padding:20px 0 28px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:13px;color:rgba(250,247,242,.55);
}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  .command-search{width:200px;}
  .main-nav{gap:20px;}
}
@media (max-width:1023px){
  .section{padding:var(--sec-tablet) 0;}
  .section.tight{padding:56px 0;}
  .main-nav,.command-search,.icon-btn{display:none;}
  .menu-toggle{display:flex;}
  .header-inner{justify-content:space-between;gap:14px;}
  .band-content{padding:56px 0 52px;}
  h1.band-title{font-size:38px;}
  .cards-grid{grid-template-columns:repeat(2,1fr);}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat{border-bottom:1px solid var(--line);}
  .stat:nth-child(2n){border-right:0;}
  .stat:nth-last-child(-n+2){border-bottom:0;}
  .split{grid-template-columns:1fr;gap:34px;}
  .feature-band{grid-template-columns:1fr;gap:32px;}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .cta-panel{grid-template-columns:1fr;padding:40px 32px;}
  .cta-media{max-height:240px;aspect-ratio:16/9;}
  .footer-top{grid-template-columns:repeat(2,1fr);gap:32px;padding:52px 0 36px;}
  .site-footer{margin-top:72px;}
}
@media (max-width:767px){
  .container{padding:0 18px;}
  .section{padding:var(--sec-mobile) 0;}
  h1.band-title{font-size:32px;margin:16px 0 14px;}
  .section-head{flex-direction:column;align-items:flex-start;gap:14px;}
  .section-head h2,.split-intro h2,.feature-copy h2,.cta-panel h2{font-size:25px;}
  .stats-grid{grid-template-columns:1fr 1fr;}
  .stat{padding:20px 16px;}
  .stat .num{font-size:28px;}
  .cards-grid{grid-template-columns:1fr;}
  .flow-grid{grid-template-columns:1fr;}
  .cta-panel{padding:32px 22px;border-radius:var(--radius-l);}
  .cta-actions .btn{width:100%;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;}
  .band-tag{height:26px;font-size:12px;}
}
@media (max-width:519px){
  h1.band-title{font-size:28px;}
  .brand-text{font-size:17px;}
  .brand-text b{font-size:19px;}
  .stats-grid{grid-template-columns:1fr;}
  .stat{border-right:0;}
  .stat:last-child{border-bottom:0;}
  .faq-q{font-size:16px;padding-right:40px;}
}

/* roulang page: category1 */
:root{
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --dark:#17161C;
  --primary:#FF4E2B;
  --primary-hover:#E03A18;
  --primary-active:#C62F10;
  --lime:#B7F04A;
  --ink:#17161C;
  --text:#3D3B47;
  --muted:#7A7785;
  --line:#E9E4DA;
  --ok:#16A34A;
  --warn:#F59E0B;
  --err:#DC2626;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:20px;
  --r-xl:24px;
  --r-pill:999px;
  --sh-1:0 1px 2px rgba(23,22,28,.06), 0 6px 18px rgba(23,22,28,.05);
  --sh-2:0 12px 32px rgba(23,22,28,.10);
  --container:1200px;
  --sec:96px;
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",sans-serif;
}
*,*::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:var(--font);
  font-size:16px;
  line-height:1.9;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0;}
a{color:inherit;text-decoration:none;transition:color .2s ease;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
button{font-family:inherit;}
input,button{font-size:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  box-shadow:0 0 0 4px rgba(255,78,43,.18);
  border-radius:var(--r-xs);
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.section{padding:var(--sec) 0;}
.section-tight{padding:64px 0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;letter-spacing:.06em;
  color:var(--primary);text-transform:uppercase;
}
.eyebrow::before{content:"";width:18px;height:2px;background:var(--primary);border-radius:2px;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;}
.sec-head h2{font-size:32px;line-height:1.3;font-weight:700;color:var(--ink);letter-spacing:-.3px;}
.sec-head p{color:var(--muted);font-size:15px;line-height:1.8;margin-top:10px;max-width:660px;}
.sec-link{font-size:15px;font-weight:600;color:var(--primary);white-space:nowrap;}
.sec-link:hover{color:var(--primary-hover);}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:#fff;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:var(--sh-1);}
.header-inner{
  display:flex;align-items:center;gap:28px;
  height:68px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:60px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.brand-mark{
  width:14px;height:14px;border-radius:4px;
  background:var(--lime);
  box-shadow:0 0 0 4px rgba(183,240,74,.28);
}
.brand-text{display:flex;align-items:baseline;gap:6px;color:var(--ink);letter-spacing:-.3px;}
.brand-text b{font-size:22px;font-weight:800;}
.brand-text span{font-size:13px;font-weight:500;color:var(--muted);letter-spacing:.04em;}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px;}
.main-nav a{
  position:relative;
  font-size:15px;font-weight:500;color:var(--text);
  padding:6px 0;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--primary);border-radius:2px;
  transform:scaleX(0);transform-origin:left;transition:transform .22s ease;
}
.main-nav a:hover{color:var(--primary);}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1);}
.main-nav a.active{color:var(--primary);font-weight:600;}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto;}
.command-search{
  position:relative;display:flex;align-items:center;
  width:260px;height:42px;
  background:#F6F2EC;
  border:1px solid var(--line);
  border-radius:var(--r-sm);
  padding:0 10px 0 34px;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.command-search:focus-within{
  background:#fff;border-color:var(--primary);box-shadow:0 0 0 4px rgba(255,78,43,.14);
}
.command-search i{position:absolute;left:12px;font-size:14px;color:var(--muted);}
.command-search input{
  width:100%;border:0;background:transparent;outline:none;
  font-size:14px;color:var(--ink);height:100%;
}
.command-search input::placeholder{color:var(--muted);}
.key-hint{
  flex-shrink:0;font-size:11px;color:var(--muted);
  border:1px solid var(--line);background:#fff;
  border-radius:6px;padding:2px 6px;line-height:1.4;
}
.icon-btn{
  width:42px;height:42px;flex-shrink:0;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);border-radius:var(--r-sm);
  color:var(--text);background:#fff;
  transition:all .2s ease;
}
.icon-btn:hover{border-color:rgba(255,78,43,.4);color:var(--primary);background:rgba(255,78,43,.06);}
.menu-toggle{
  display:none;width:42px;height:42px;
  align-items:center;justify-content:center;
  border:1px solid var(--line);background:#fff;border-radius:var(--r-sm);
  color:var(--ink);cursor:pointer;
}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:18px 0 24px;
}
.mobile-drawer.is-open{display:block;}
.mobile-drawer .m-search{margin-bottom:14px;}
.mobile-drawer .m-nav{display:flex;flex-direction:column;gap:2px;}
.mobile-drawer .m-nav a{
  padding:12px 4px;font-size:16px;font-weight:500;color:var(--text);
  border-bottom:1px solid var(--line);
}
.mobile-drawer .m-nav a.active{color:var(--primary);font-weight:700;}
.mobile-drawer .btn{width:100%;margin-top:18px;justify-content:center;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;padding:0 22px;
  font-size:15px;font-weight:600;
  border-radius:var(--r-pill);
  border:1px solid transparent;
  cursor:pointer;
  transition:all .2s ease;
  white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(255,78,43,.24);}
.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px);color:#fff;}
.btn-primary:active{background:var(--primary-active);transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{color:var(--primary);border-color:var(--primary);background:rgba(255,78,43,.08);}
.btn-outline-light{background:transparent;color:#FAF7F2;border-color:rgba(250,247,242,.55);}
.btn-outline-light:hover{color:#fff;border-color:var(--primary);background:rgba(255,78,43,.18);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}

/* ---------- badges ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 12px;
  font-size:13px;font-weight:600;
  color:var(--primary);
  background:rgba(255,78,43,.10);
  border-radius:var(--r-pill);
}
.badge-lime{color:#3E5C05;background:rgba(183,240,74,.35);}
.badge-plain{color:var(--muted);background:#F4F0E9;}
.badge-dot::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--lime);}

/* ---------- breadcrumb ---------- */
.crumb-bar{background:#fff;border-bottom:1px solid var(--line);}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:16px 0;font-size:13px;color:var(--muted);}
.crumb a{color:var(--muted);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:#C9C3B8;}
.crumb .now{color:var(--ink);font-weight:600;}

/* ---------- hero ---------- */
.page-hero{padding:64px 0 72px;background:#fff;border-bottom:1px solid var(--line);}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center;}
.hero-copy{max-width:560px;}
.hero-copy h1{
  font-size:44px;line-height:1.22;font-weight:800;letter-spacing:-.5px;
  color:var(--ink);margin:16px 0 18px;
}
.hero-copy h1 em{font-style:normal;color:var(--primary);}
.hero-copy .lead{font-size:17px;line-height:1.9;color:var(--text);margin-bottom:22px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.hero-actions .btn{min-width:132px;}
.hero-media{position:relative;display:flex;justify-content:center;}
.media-main{
  position:relative;width:100%;max-width:308px;aspect-ratio:9/16;
  border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh-2);
  border:1px solid var(--line);background:#F1ECE4;
}
.media-main img{width:100%;height:100%;object-fit:cover;}
.media-main .shade{
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(23,22,28,0) 42%,rgba(23,22,28,.78) 100%);
}
.media-main .media-foot{position:absolute;left:16px;right:16px;bottom:16px;color:#fff;}
.media-main .media-foot h3{font-size:16px;font-weight:600;line-height:1.5;margin-top:8px;}
.media-main .duration{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;padding:3px 10px;border-radius:var(--r-pill);
  background:rgba(23,22,28,.62);border:1px solid rgba(250,247,242,.25);
}
.media-sub{
  position:absolute;right:-14px;bottom:34px;width:132px;aspect-ratio:3/4;
  border-radius:var(--r-md);overflow:hidden;border:3px solid #fff;
  box-shadow:var(--sh-2);
}
.media-sub img{width:100%;height:100%;object-fit:cover;}
.hero-note{
  margin-top:18px;font-size:13px;color:var(--muted);
  display:flex;align-items:center;gap:8px;
}
.hero-note .pulse{width:8px;height:8px;border-radius:50%;background:var(--lime);box-shadow:0 0 0 4px rgba(183,240,74,.3);}

/* ---------- stats ---------- */
.stats{background:#fff;border-bottom:1px solid var(--line);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.stat{
  padding:30px 24px;border-right:1px solid var(--line);
  display:flex;flex-direction:column;gap:4px;
}
.stat:last-child{border-right:0;}
.stat .num{font-size:34px;font-weight:800;color:var(--ink);letter-spacing:-.5px;line-height:1.2;}
.stat .num span{color:var(--primary);font-size:22px;margin-left:2px;}
.stat .lbl{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:8px;}
.stat .lbl::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime);}

/* ---------- guides layout ---------- */
.guides-grid{display:grid;grid-template-columns:264px 1fr;gap:40px;align-items:start;}
.side-toc{
  position:sticky;top:96px;
  background:#fff;border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 20px;box-shadow:var(--sh-1);
}
.toc-title{
  font-size:13px;font-weight:700;color:var(--muted);letter-spacing:.08em;
  margin-bottom:12px;
}
.toc-list{margin-bottom:22px;}
.toc-list:last-child{margin-bottom:0;}
.toc-list li a{
  display:block;position:relative;
  padding:9px 0 9px 14px;
  font-size:15px;color:var(--text);border-radius:var(--r-xs);
}
.toc-list li a::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;
  border-radius:3px;background:transparent;transition:background .2s ease;
}
.toc-list li a:hover{color:var(--primary);}
.toc-list li a.is-current{color:var(--primary);font-weight:700;}
.toc-list li a.is-current::before{background:var(--primary);}
.toc-tip{
  margin-top:6px;padding:14px;border-radius:var(--r-sm);
  background:#F6F2EC;border:1px dashed var(--line);
  font-size:13px;line-height:1.75;color:var(--muted);
}

.card-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.guide-card{
  display:flex;gap:18px;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.guide-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,78,43,.4);}
.gc-thumb{
  flex:0 0 160px;width:160px;aspect-ratio:4/3;
  border-radius:var(--r-sm);overflow:hidden;background:#F1ECE4;
}
.gc-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;}
.guide-card:hover .gc-thumb img{transform:scale(1.05);}
.gc-body{min-width:0;display:flex;flex-direction:column;gap:10px;}
.gc-body h3{
  font-size:17px;line-height:1.5;font-weight:600;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.gc-body h3 a:hover{color:var(--primary);}
.gc-body .desc{
  font-size:14px;line-height:1.75;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.gc-meta{
  margin-top:auto;display:flex;align-items:center;gap:12px;
  font-size:13px;color:var(--muted);
}
.gc-meta .hot{color:var(--primary);font-weight:700;}

/* ---------- steps ---------- */
.steps-band{
  position:relative;
  background-image:linear-gradient(rgba(23,22,28,.9),rgba(23,22,28,.9)),url("/assets/images/backpic/back-1.webp");
  background-size:cover;background-position:center;
  color:#FAF7F2;
}
.steps-band .sec-head h2{color:#fff;}
.steps-band .sec-head p{color:rgba(250,247,242,.72);}
.steps-band .eyebrow{color:var(--lime);}
.steps-band .eyebrow::before{background:var(--lime);}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;}
.step{
  background:rgba(250,247,242,.05);
  border:1px solid rgba(250,247,242,.16);
  border-radius:var(--r-md);padding:24px 22px;
  transition:border-color .2s ease,transform .2s ease,background .2s ease;
}
.step:hover{transform:translateY(-4px);border-color:rgba(183,240,74,.6);background:rgba(250,247,242,.08);}
.step .no{
  font-size:15px;font-weight:800;color:var(--lime);
  letter-spacing:.08em;margin-bottom:12px;display:block;
}
.step h3{font-size:18px;font-weight:600;color:#fff;margin-bottom:10px;}
.step p{font-size:14px;line-height:1.8;color:rgba(250,247,242,.72);}

/* ---------- version block ---------- */
.version-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.version-media{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);}
.version-media img{width:100%;aspect-ratio:16/11;object-fit:cover;}
.check-list{display:flex;flex-direction:column;gap:18px;margin-top:26px;}
.check-list li{display:flex;gap:14px;align-items:flex-start;}
.check-list .tick{
  flex:0 0 24px;width:24px;height:24px;border-radius:var(--r-xs);
  background:rgba(183,240,74,.4);color:#3E5C05;
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;margin-top:5px;
}
.check-list strong{display:block;font-size:16px;font-weight:600;color:var(--ink);margin-bottom:4px;}
.check-list span{font-size:14px;line-height:1.8;color:var(--text);}

/* ---------- faq ---------- */
.faq-wrap{max-width:880px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:none;border:0;padding:22px 4px 22px 0;
  font-size:17px;font-weight:600;color:var(--ink);text-align:left;cursor:pointer;
  position:relative;
}
.faq-q::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:4px;
  border-radius:4px;background:var(--primary);
  transform:scaleY(0);transform-origin:center;transition:transform .25s ease;
}
.faq-q span{padding-left:0;transition:padding-left .25s ease;}
.faq-item.is-open .faq-q::before{transform:scaleY(1);}
.faq-item.is-open .faq-q span{padding-left:16px;}
.faq-q:hover{color:var(--primary);}
.faq-icon{
  flex:0 0 28px;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--line);color:var(--primary);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:14px;transition:transform .25s ease,background .2s ease,border-color .2s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg);background:rgba(255,78,43,.1);border-color:rgba(255,78,43,.4);}
.faq-a{display:none;padding:0 0 24px 16px;max-width:760px;}
.faq-item.is-open .faq-a{display:block;}
.faq-a p{font-size:15px;line-height:1.85;color:var(--text);}

/* ---------- cta ---------- */
.cta-panel{
  position:relative;overflow:hidden;
  background:var(--dark);color:#FAF7F2;
  border-radius:var(--r-xl);
  display:grid;grid-template-columns:1.6fr 1fr;gap:40px;align-items:center;
  padding:56px 56px;
}
.cta-panel::before{
  content:"";position:absolute;left:56px;top:34px;width:64px;height:3px;
  background:var(--lime);border-radius:3px;
}
.cta-panel h2{font-size:32px;line-height:1.3;font-weight:700;color:#fff;margin:22px 0 14px;letter-spacing:-.3px;}
.cta-panel p{font-size:15px;line-height:1.85;color:rgba(250,247,242,.72);max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.cta-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid rgba(250,247,242,.16);}
.cta-media img{width:100%;aspect-ratio:9/13;object-fit:cover;opacity:.92;}

/* ---------- footer ---------- */
.site-footer{background:var(--dark);color:#FAF7F2;border-top:1px solid var(--line);margin-top:0;}
.footer-top{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding:64px 0 44px;
}
.footer-brand .brand-text{color:#fff;}
.footer-brand .brand-text span{color:rgba(250,247,242,.6);}
.footer-brand p{font-size:14px;line-height:1.85;color:rgba(250,247,242,.66);margin:16px 0 20px;max-width:360px;}
.socials{display:flex;gap:10px;}
.socials a{
  width:32px;height:32px;border-radius:50%;
  border:1px solid rgba(250,247,242,.28);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:13px;color:rgba(250,247,242,.8);
  transition:all .2s ease;
}
.socials a:hover{color:var(--primary);border-color:var(--primary);transform:translateY(-2px);}
.footer-col h4{font-size:15px;font-weight:600;color:#fff;margin-bottom:16px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col li a{
  font-size:14px;color:rgba(250,247,242,.66);
  display:inline-block;transition:all .2s ease;
}
.footer-col li a:hover{color:var(--primary);transform:translateX(2px);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:20px 0 28px;border-top:1px solid rgba(250,247,242,.14);
  font-size:13px;color:rgba(250,247,242,.55);
}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .command-search{width:200px;}
  .main-nav{gap:20px;}
}
@media (max-width:1023px){
  :root{--sec:72px;}
  .main-nav,.command-search,.header-tools .icon-btn,.header-tools .btn{display:none;}
  .menu-toggle{display:inline-flex;}
  .hero-grid{grid-template-columns:1fr;gap:40px;}
  .hero-copy{max-width:100%;}
  .hero-copy h1{font-size:34px;}
  .hero-media{justify-content:flex-start;}
  .media-main{max-width:260px;}
  .guides-grid{grid-template-columns:1fr;gap:28px;}
  .side-toc{position:static;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat:nth-child(2){border-right:0;}
  .stat:nth-child(1),.stat:nth-child(2){border-bottom:1px solid var(--line);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .version-grid{grid-template-columns:1fr;gap:28px;}
  .cta-panel{grid-template-columns:1fr;padding:40px 32px;}
  .cta-panel::before{left:32px;}
  .cta-media{display:none;}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px;}
}
@media (max-width:767px){
  .card-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px;}
  .sec-head h2{font-size:26px;}
  .hero-copy h1{font-size:30px;}
  .cta-panel h2{font-size:24px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  :root{--sec:56px;}
  .page-hero{padding:44px 0 52px;}
  .hero-copy h1{font-size:27px;}
  .hero-copy .lead{font-size:16px;}
  .hero-actions .btn{width:100%;}
  .stats-grid{grid-template-columns:1fr;}
  .stat{border-right:0;border-bottom:1px solid var(--line);}
  .stat:last-child{border-bottom:0;}
  .guide-card{flex-direction:column;}
  .gc-thumb{flex:none;width:100%;aspect-ratio:16/9;}
  .media-main{max-width:100%;}
  .media-sub{display:none;}
  .faq-q{font-size:16px;}
  .cta-panel{padding:32px 20px;border-radius:var(--r-lg);}
  .cta-panel::before{left:20px;top:22px;}
  .cta-actions .btn{width:100%;}
  .footer-top{grid-template-columns:1fr;gap:28px;}
  .footer-bottom{flex-direction:column;gap:8px;}
}

/* roulang page: category3 */
:root{
  --bg:#FAF7F2;
  --card:#FFFFFF;
  --ink:#17161C;
  --body:#3D3B47;
  --muted:#7A7785;
  --line:#E9E4DA;
  --primary:#FF4E2B;
  --primary-h:#E03A18;
  --primary-p:#C62F10;
  --lime:#B7F04A;
  --dark:#17161C;
  --soft:#F5F1EA;
  --ok:#16A34A;
  --warn:#F59E0B;
  --r-sm:8px;
  --r-md:12px;
  --r-lg:16px;
  --r-xl:20px;
  --r-2xl:24px;
  --r-pill:999px;
  --sh-1:0 2px 8px rgba(23,22,28,.06);
  --sh-2:0 10px 28px rgba(23,22,28,.10);
  --font:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--body);
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  font-variant-numeric:tabular-nums;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5,h6{
  margin:0 0 12px;
  color:var(--ink);
  font-family:var(--font);
  font-weight:700;
  line-height:1.3;
}
h1{font-size:46px;line-height:1.22;font-weight:800;letter-spacing:-.5px;}
h2{font-size:32px;}
h3{font-size:21px;font-weight:600;}
h4{font-size:17px;font-weight:600;line-height:1.5;}
p{margin:0 0 18px;color:var(--body);font-size:16px;line-height:1.9;}
a{color:inherit;text-decoration:none;transition:color .2s ease,background-color .2s ease,border-color .2s ease,transform .2s ease;}
img{max-width:100%;display:block;height:auto;}
ul,ol{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;font-size:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;padding:0;}
a:focus-visible,button:focus-visible,input:focus-visible{
  outline:2px solid var(--primary);
  outline-offset:2px;
  border-radius:6px;
  box-shadow:0 0 0 4px rgba(255,78,43,.18);
}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:#fff;
  border-bottom:1px solid var(--line);
  transition:box-shadow .25s ease;
}
.site-header.is-scrolled{box-shadow:0 8px 24px rgba(23,22,28,.08);}
.header-inner{
  display:flex;
  align-items:center;
  gap:28px;
  height:68px;
  transition:height .25s ease;
}
.site-header.is-scrolled .header-inner{height:60px;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  width:14px;height:14px;border-radius:4px;
  background:var(--lime);
  display:inline-block;
  box-shadow:0 0 0 4px rgba(183,240,74,.22);
}
.brand-text{display:flex;align-items:baseline;gap:6px;white-space:nowrap;}
.brand-text b{font-size:20px;font-weight:800;color:var(--ink);letter-spacing:-.3px;}
.brand-text span{font-size:12.5px;color:var(--muted);letter-spacing:.5px;}
.main-nav{display:flex;align-items:center;gap:26px;flex:1 1 auto;}
.main-nav a{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--body);
  padding:6px 0;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;right:100%;
  bottom:0;
  height:2px;
  background:var(--primary);
  transition:right .22s ease;
}
.main-nav a:hover{color:var(--primary);}
.main-nav a:hover::after,.main-nav a.active::after{right:0;}
.main-nav a.active{color:var(--primary);font-weight:600;}
.header-tools{display:flex;align-items:center;gap:12px;flex:0 0 auto;margin-left:auto;}
.command-search{position:relative;display:flex;align-items:center;}
.command-search i{
  position:absolute;left:14px;
  color:var(--muted);font-size:14px;pointer-events:none;
}
.command-search input{
  width:230px;
  height:42px;
  padding:0 58px 0 38px;
  border:1px solid transparent;
  border-radius:var(--r-md);
  background:var(--soft);
  color:var(--ink);
  font-size:14px;
  transition:border-color .2s ease,background-color .2s ease,box-shadow .2s ease;
}
.command-search input::placeholder{color:var(--muted);}
.command-search input:focus{
  outline:none;
  border-color:var(--primary);
  background:#fff;
  box-shadow:0 0 0 4px rgba(255,78,43,.14);
}
.command-search .kbd{
  position:absolute;right:10px;
  font-size:11px;
  color:var(--muted);
  background:#fff;
  border:1px solid var(--line);
  border-radius:6px;
  padding:1px 6px;
  line-height:1.6;
}
.icon-btn{
  width:42px;height:42px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  color:var(--body);
  background:#fff;
}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);background:rgba(255,78,43,.06);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:44px;
  padding:0 22px;
  border-radius:var(--r-pill);
  font-size:15px;
  font-weight:600;
  line-height:1;
  border:1px solid transparent;
  transition:all .2s ease;
}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 6px 16px rgba(255,78,43,.24);}
.btn-primary:hover{background:var(--primary-h);transform:translateY(-1px);}
.btn-primary:active{background:var(--primary-p);transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--ink);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:rgba(255,78,43,.07);}
.btn-ghost-light{background:transparent;color:#FAF7F2;border-color:rgba(250,247,242,.5);}
.btn-ghost-light:hover{border-color:var(--lime);color:var(--lime);background:rgba(183,240,74,.12);}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px;}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--line);
  border-radius:var(--r-md);
  background:#fff;
  color:var(--ink);
  align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:var(--primary);color:var(--primary);}
.mobile-drawer{
  display:none;
  border-top:1px solid var(--line);
  background:#fff;
  padding:16px 24px 22px;
}
.mobile-drawer.open{display:block;}
.mobile-drawer .command-search{width:100%;margin-bottom:14px;}
.mobile-drawer .command-search input{width:100%;}
.mobile-drawer nav{display:flex;flex-direction:column;gap:2px;margin-bottom:16px;}
.mobile-drawer nav a{
  padding:12px 4px;
  font-size:15px;
  font-weight:500;
  color:var(--body);
  border-bottom:1px solid var(--line);
}
.mobile-drawer nav a.active{color:var(--primary);font-weight:600;}
.mobile-drawer nav a:hover{color:var(--primary);}

/* ============ 面包屑 ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:13px;color:var(--muted);
  padding:22px 0 0;
}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:#CFC9BE;}
.breadcrumb .cur{color:var(--ink);font-weight:600;}

/* ============ Hero（窄标题 + 右侧徽章统计） ============ */
.hero-lite{
  position:relative;
  padding:34px 0 72px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.hero-lite::before{
  content:"";
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center right;
  opacity:.10;
  pointer-events:none;
}
.hero-lite::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:0;
  height:1px;
  background:linear-gradient(90deg,var(--primary),rgba(255,78,43,0));
}
.hero-lite .container{position:relative;z-index:2;}
.hero-lite-grid{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:48px;
  align-items:end;
  margin-top:26px;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 14px;
  border-radius:var(--r-pill);
  background:rgba(255,78,43,.12);
  color:var(--primary);
  font-size:13px;
  font-weight:600;
  letter-spacing:.4px;
  margin-bottom:16px;
}
.eyebrow i{font-size:11px;}
.hero-lite h1{max-width:720px;margin-bottom:16px;}
.hero-lead{
  max-width:620px;
  font-size:16px;
  color:var(--body);
  margin-bottom:22px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}
.stat-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}
.stat-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:18px 20px;
  box-shadow:var(--sh-1);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,78,43,.4);}
.stat-card .num{
  display:flex;align-items:baseline;gap:6px;
  font-size:30px;font-weight:800;color:var(--ink);line-height:1.1;
}
.stat-card .num em{font-style:normal;font-size:14px;font-weight:600;color:var(--muted);}
.stat-card .lbl{
  display:flex;align-items:center;gap:6px;
  margin-top:8px;
  font-size:13px;
  color:var(--muted);
}
.stat-card .lbl::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--lime);
  flex:0 0 auto;
}

/* ============ 通用板块 ============ */
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:32px;
}
.section-head h2{margin-bottom:8px;}
.section-head p{margin:0;font-size:15px;color:var(--muted);max-width:640px;}
.section-head .more{
  font-size:14px;font-weight:600;color:var(--primary);
  display:inline-flex;align-items:center;gap:6px;
  white-space:nowrap;
}
.section-head .more:hover{color:var(--primary-h);gap:10px;}

/* ============ 序号清单 + 侧栏 布局 ============ */
.layout-8-4{
  display:grid;
  grid-template-columns:minmax(0,8fr) minmax(0,4fr);
  gap:40px;
  align-items:start;
}
.rank-list{
  border-top:1px solid var(--line);
}
.rank-item{border-bottom:1px solid var(--line);}
.rank-link{
  display:grid;
  grid-template-columns:58px 120px minmax(0,1fr) 24px;
  gap:18px;
  align-items:center;
  padding:20px 8px 20px 0;
  transition:transform .2s ease,background-color .2s ease;
}
.rank-link:hover{transform:translateX(4px);background:rgba(255,78,43,.04);}
.rank-no{
  font-size:26px;
  font-weight:800;
  color:var(--primary);
  letter-spacing:-.5px;
  line-height:1;
  text-align:center;
}
.rank-thumb{
  width:120px;height:82px;
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--soft);
  position:relative;
}
.rank-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease;}
.rank-link:hover .rank-thumb img{transform:scale(1.05);}
.rank-thumb .tag{
  position:absolute;left:8px;top:8px;
  height:22px;padding:0 8px;
  display:inline-flex;align-items:center;
  border-radius:var(--r-pill);
  background:rgba(23,22,28,.78);
  color:#fff;
  font-size:11px;
  font-weight:600;
  letter-spacing:.3px;
}
.rank-title{
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  line-height:1.5;
  margin:0 0 6px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rank-link:hover .rank-title{color:var(--primary);}
.rank-desc{
  margin:0 0 10px;
  font-size:14px;
  line-height:1.75;
  color:var(--muted);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.rank-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--muted);}
.badge{
  display:inline-flex;align-items:center;
  height:24px;padding:0 10px;
  border-radius:var(--r-pill);
  background:rgba(255,78,43,.10);
  color:var(--primary);
  font-size:12px;
  font-weight:600;
  font-style:normal;
  letter-spacing:.2px;
}
.badge-lime{background:rgba(183,240,74,.28);color:#4C6B10;}
.badge-dark{background:rgba(23,22,28,.07);color:var(--body);}
.rank-meta time{color:var(--muted);}
.rank-meta .hot{color:var(--primary);font-weight:700;}
.rank-arrow{
  font-size:16px;
  color:var(--line);
  transition:color .2s ease,transform .2s ease;
  text-align:right;
}
.rank-link:hover .rank-arrow{color:var(--primary);transform:translateX(2px);}

/* ============ 侧栏 ============ */
.side-col{display:flex;flex-direction:column;gap:24px;position:sticky;top:88px;}
.side-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px;
  box-shadow:var(--sh-1);
}
.side-card h3{
  font-size:17px;
  font-weight:700;
  margin-bottom:16px;
  display:flex;align-items:center;gap:8px;
}
.side-card h3::before{
  content:"";
  width:8px;height:8px;border-radius:3px;
  background:var(--primary);
}
.hot-list{display:flex;flex-direction:column;}
.hot-item{
  display:grid;
  grid-template-columns:56px minmax(0,1fr);
  gap:12px;
  align-items:center;
  padding:12px 0;
  border-bottom:1px solid var(--line);
}
.hot-item:last-child{border-bottom:0;padding-bottom:0;}
.hot-item:first-child{padding-top:0;}
.hot-thumb{
  width:56px;height:56px;
  border-radius:var(--r-md);
  overflow:hidden;
  border:1px solid var(--line);
  background:var(--soft);
}
.hot-thumb img{width:100%;height:100%;object-fit:cover;}
.hot-item h4{
  font-size:14px;
  font-weight:600;
  color:var(--ink);
  line-height:1.5;
  margin:0 0 4px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.hot-item:hover h4{color:var(--primary);}
.hot-item span{font-size:12.5px;color:var(--muted);}
.side-cta{
  position:relative;
  background:var(--dark);
  border-radius:var(--r-2xl);
  padding:26px 24px 24px;
  color:#FAF7F2;
  overflow:hidden;
}
.side-cta::before{
  content:"";
  position:absolute;left:24px;top:0;
  width:56px;height:3px;
  background:var(--lime);
  border-radius:0 0 3px 3px;
}
.side-cta h3{color:#FAF7F2;font-size:19px;margin:12px 0 10px;}
.side-cta p{color:rgba(250,247,242,.72);font-size:14px;line-height:1.8;margin-bottom:18px;}
.side-cta .btn{width:100%;}
.side-cta .btn + .btn{margin-top:10px;}

/* ============ 领取流程 ============ */
.flow-section{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.flow-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:24px;
}
.flow-card{
  position:relative;
  background:var(--bg);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px 22px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.flow-card:hover{transform:translateY(-4px);box-shadow:var(--sh-2);border-color:rgba(255,78,43,.4);}
.flow-card .step{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;
  border-radius:10px;
  background:var(--dark);
  color:var(--lime);
  font-size:14px;
  font-weight:800;
  margin-bottom:14px;
}
.flow-card h3{font-size:17px;margin-bottom:8px;}
.flow-card p{font-size:14px;color:var(--muted);line-height:1.8;margin:0;}
.flow-card::after{
  content:"";
  position:absolute;right:-14px;top:40px;
  width:28px;height:1px;
  background:var(--line);
  display:none;
}

/* ============ FAQ ============ */
.faq-wrap{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:22px 4px 22px 0;
  text-align:left;
  font-size:17px;
  font-weight:600;
  color:var(--ink);
  position:relative;
  transition:color .2s ease,padding-left .2s ease;
}
.faq-q::before{
  content:"";
  position:absolute;left:0;top:16px;bottom:16px;
  width:4px;border-radius:2px;
  background:var(--primary);
  transform:scaleY(0);
  transform-origin:center;
  transition:transform .22s ease;
}
.faq-q:hover{color:var(--primary);}
.faq-item.open .faq-q{color:var(--primary);padding-left:16px;}
.faq-item.open .faq-q::before{transform:scaleY(1);}
.faq-icon{
  flex:0 0 auto;
  width:28px;height:28px;
  display:inline-flex;align-items:center;justify-content:center;
  border-radius:50%;
  border:1px solid var(--line);
  color:var(--muted);
  font-size:13px;
  transition:transform .25s ease,color .2s ease,border-color .2s ease;
}
.faq-item.open .faq-icon{transform:rotate(180deg);color:var(--primary);border-color:rgba(255,78,43,.45);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a p{
  max-width:760px;
  font-size:15px;
  line-height:1.85;
  color:var(--body);
  padding:0 0 22px 16px;
  margin:0;
}

/* ============ CTA 面板 ============ */
.cta-panel{
  position:relative;
  background:var(--dark);
  border-radius:var(--r-2xl);
  overflow:hidden;
  display:grid;
  grid-template-columns:minmax(0,7fr) minmax(0,5fr);
  align-items:stretch;
}
.cta-copy{padding:52px 48px;position:relative;z-index:2;}
.cta-copy::before{
  content:"";
  position:absolute;left:48px;top:36px;
  width:64px;height:3px;
  border-radius:2px;
  background:var(--lime);
}
.cta-copy h2{color:#FAF7F2;font-size:32px;margin:22px 0 14px;}
.cta-copy p{color:rgba(250,247,242,.72);font-size:15px;max-width:520px;margin-bottom:26px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.cta-media{position:relative;min-height:280px;}
.cta-media img{width:100%;height:100%;object-fit:cover;opacity:.62;}
.cta-media::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(90deg,var(--dark) 0%,rgba(23,22,28,.35) 60%,rgba(23,22,28,.1) 100%);
}
.cta-strip{
  display:flex;flex-wrap:wrap;gap:10px;
  margin-top:24px;
  padding-top:20px;
  border-top:1px solid rgba(250,247,242,.14);
}
.cta-strip span{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13px;
  color:rgba(250,247,242,.7);
}
.cta-strip span::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--lime);
}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--dark);
  color:rgba(250,247,242,.72);
  border-top:1px solid var(--line);
  margin-top:0;
}
.footer-top{
  display:grid;
  grid-template-columns:minmax(0,1.6fr) repeat(3,minmax(0,1fr));
  gap:40px;
  padding:72px 0 48px;
}
.footer-brand .brand-text b{color:#FAF7F2;font-size:20px;font-weight:800;}
.footer-brand .brand-text span{color:rgba(250,247,242,.6);}
.footer-brand p{
  margin:16px 0 20px;
  font-size:14px;
  line-height:1.85;
  color:rgba(250,247,242,.62);
  max-width:340px;
}
.socials{display:flex;gap:10px;}
.socials a{
  width:32px;height:32px;
  display:inline-flex;align-items:center;justify-content:center;
  border:1px solid rgba(250,247,242,.28);
  border-radius:50%;
  color:rgba(250,247,242,.8);
  font-size:13px;
}
.socials a:hover{border-color:var(--primary);color:var(--primary);background:rgba(255,78,43,.12);}
.footer-col h4{
  color:#FAF7F2;
  font-size:15px;
  font-weight:700;
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{
  font-size:14px;
  color:rgba(250,247,242,.62);
  display:inline-block;
}
.footer-col a:hover{color:var(--primary);transform:translateX(2px);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:22px 0 28px;
  border-top:1px solid rgba(250,247,242,.12);
  font-size:13px;
  color:rgba(250,247,242,.5);
}

/* ============ 响应式 ============ */
@media (max-width:1279px){
  .layout-8-4{gap:32px;}
}
@media (max-width:1023px){
  h1{font-size:34px;}
  h2{font-size:26px;}
  .container{padding:0 20px;}
  .main-nav{display:none;}
  .command-search{display:none;}
  .header-tools .icon-btn{display:none;}
  .nav-toggle{display:inline-flex;}
  .header-inner{height:64px;}
  .hero-lite{padding:26px 0 56px;}
  .hero-lite-grid{grid-template-columns:minmax(0,1fr);gap:32px;align-items:start;}
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .layout-8-4{grid-template-columns:minmax(0,1fr);gap:32px;}
  .side-col{position:static;}
  .flow-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-panel{grid-template-columns:minmax(0,1fr);}
  .cta-media{min-height:200px;order:-1;}
  .cta-copy{padding:40px 32px;}
  .cta-copy::before{left:32px;top:28px;}
  .footer-top{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;padding:56px 0 40px;}
}
@media (max-width:767px){
  h1{font-size:30px;}
  .rank-link{
    grid-template-columns:44px 96px minmax(0,1fr);
    gap:14px;
    padding:18px 0;
  }
  .rank-no{font-size:22px;}
  .rank-thumb{width:96px;height:70px;}
  .rank-arrow{display:none;}
  .rank-title{font-size:16px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text b{font-size:18px;}
  .brand-text span{font-size:11.5px;}
  .hero-actions .btn{width:100%;}
  .stat-grid{grid-template-columns:minmax(0,1fr);}
  .flow-grid{grid-template-columns:minmax(0,1fr);}
  .rank-link{grid-template-columns:38px 84px minmax(0,1fr);gap:12px;}
  .rank-thumb{width:84px;height:64px;}
  .rank-no{font-size:19px;}
  .cta-copy{padding:34px 22px;}
  .cta-copy::before{left:22px;top:24px;}
  .cta-copy h2{font-size:24px;}
  .cta-actions .btn{width:100%;}
  .footer-top{grid-template-columns:minmax(0,1fr);gap:28px;padding:44px 0 32px;}
  .footer-bottom{flex-direction:column;}
  .section{padding:56px 0;}
}