/* roulang page: index */
:root{
  --bg:#100D0B;
  --surface:#191412;
  --surface-2:#221A17;
  --line:rgba(255,255,255,.07);
  --line-strong:rgba(255,255,255,.16);
  --primary:#FF6B45;
  --primary-deep:#E8552F;
  --accent:#37D6B4;
  --accent-warm:#FFC857;
  --text:#F6EFE8;
  --muted:#A5978D;
  --muted-2:#7A6E66;
  --cream:#F3EAE1;
  --ink:#1A1512;
  --radius:14px;
  --radius-sm:6px;
  --shadow-1:0 6px 18px rgba(0,0,0,.28);
  --shadow-2:0 16px 40px rgba(0,0,0,.45);
  --container:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  font-weight:400;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--primary-deep);}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em;color:var(--text);}
p{margin:0;}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
.reveal{opacity:0;transform:translateY(12px);transition:opacity .28s var(--ease),transform .28s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  html{scroll-behavior:auto;}
}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(16,13,11,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.is-stuck{background:rgba(16,13,11,.96);box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;transition:padding .24s var(--ease);}
.site-header.is-stuck .header-inner{padding:7px 0;}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#fff;font-size:20px;font-weight:800;line-height:1;
  box-shadow:0 6px 16px rgba(255,107,69,.3);
  transition:width .24s var(--ease),height .24s var(--ease),font-size .24s var(--ease);
}
.site-header.is-stuck .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px;}
.brand-text strong{display:block;font-size:16px;font-weight:800;letter-spacing:-.01em;line-height:1.3;}
.brand-text em{display:block;font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.06em;}
.site-header.is-stuck .brand-text em{display:none;}
.header-tools{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--line);
  background:var(--surface);color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;
  font-size:14px;transition:all .18s var(--ease);
}
.icon-btn:hover{color:var(--primary);border-color:rgba(255,107,69,.5);}
.hot-chips{display:flex;align-items:center;gap:8px;}
.hot-chips a{
  font-size:13px;color:var(--muted);border:1px solid var(--line);border-radius:999px;
  padding:5px 12px;line-height:1.6;white-space:nowrap;transition:all .18s var(--ease);
}
.hot-chips a:hover{color:var(--primary);border-color:rgba(255,107,69,.5);background:rgba(255,107,69,.07);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .18s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#1A1512;box-shadow:0 6px 16px rgba(255,107,69,.28);}
.btn-primary:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:0 14px 32px rgba(232,85,47,.36);}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:13.5px;}
.btn-block{width:100%;}
.hamburger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer;align-items:center;justify-content:center;font-size:16px;}
.channel-bar{border-top:1px solid var(--line);}
.channel-scroll{display:flex;align-items:center;gap:4px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;padding-top:2px;padding-bottom:2px;}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel{
  position:relative;display:inline-flex;align-items:center;padding:11px 14px;font-size:14.5px;
  color:var(--muted);white-space:nowrap;transition:color .18s var(--ease);
}
.channel::after{
  content:"";position:absolute;left:14px;right:14px;bottom:1px;height:2px;border-radius:2px;
  background:var(--primary);opacity:0;transition:opacity .2s var(--ease);
}
.channel:hover{color:var(--text);}
.channel:hover::after{opacity:.5;}
.channel.is-active{color:var(--text);font-weight:600;}
.channel.is-active::after{opacity:1;}
.search-panel{position:absolute;left:0;right:0;top:100%;display:none;z-index:95;}
.search-panel.is-open{display:block;}
.search-inner{
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-2);padding:18px;margin-top:10px;
}
.search-row{display:flex;gap:10px;}
.search-row input{
  flex:1;height:44px;border-radius:10px;border:1px solid var(--line);background:var(--bg);
  color:var(--text);padding:0 14px;font-size:15px;
}
.search-row input::placeholder{color:var(--muted-2);}
.search-row input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,107,69,.16);outline:none;}
.search-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.search-tags a{font-size:12.5px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:4px 12px;}
.search-tags a:hover{color:var(--primary);border-color:rgba(255,107,69,.5);}

/* ===== Drawer ===== */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.62);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s;z-index:120;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,340px);background:var(--surface);
  border-left:1px solid var(--line);z-index:130;display:flex;flex-direction:column;
  transform:translateX(101%);transition:transform .32s var(--ease);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line);}
.drawer-head strong{font-size:15px;}
.drawer-links{padding:14px;display:grid;grid-template-columns:1fr 1fr;gap:8px;overflow-y:auto;}
.drawer-links a{
  min-height:48px;display:flex;align-items:center;padding:0 14px;border-radius:10px;
  background:var(--surface-2);color:var(--text);font-size:14px;border:1px solid var(--line);
}
.drawer-links a:hover{color:var(--primary);border-color:rgba(255,107,69,.5);}
.drawer-foot{margin-top:auto;padding:16px;border-top:1px solid var(--line);}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;padding:54px 0 68px;border-bottom:1px solid var(--line);}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/c52cd8e66317372b.webp') center/cover no-repeat;opacity:.24;}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(circle at 18% 8%,rgba(255,107,69,.22),transparent 52%),
    radial-gradient(circle at 88% 82%,rgba(55,214,180,.12),transparent 55%),
    linear-gradient(180deg,rgba(16,13,11,.68),rgba(16,13,11,.97));
}
.hero-grid-texture{
  position:absolute;inset:0;opacity:.05;
  background-image:radial-gradient(rgba(255,255,255,.9) 1px,transparent 1px);
  background-size:24px 24px;
}
.hero .container{position:relative;z-index:3;}
.hero-status{
  display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border-radius:999px;
  background:rgba(34,26,23,.8);border:1px solid var(--line);font-size:13px;color:var(--muted);
  margin-bottom:22px;
}
.hero-status .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(55,214,180,.16);animation:pulse 2.4s infinite;}
@keyframes pulse{0%,100%{box-shadow:0 0 0 3px rgba(55,214,180,.16);}50%{box-shadow:0 0 0 7px rgba(55,214,180,.04);}}
.hero h1{
  font-size:clamp(32px,4.6vw,54px);line-height:1.18;letter-spacing:-.015em;max-width:15em;
  margin-bottom:20px;
}
.hero h1 span{color:var(--primary);}
.hero-lead{max-width:820px;color:var(--muted);font-size:16px;line-height:1.9;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.hero-mini{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px;}
.hero-mini span{
  display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--muted);
  background:rgba(25,20,18,.8);border:1px solid var(--line);border-radius:999px;padding:6px 14px;
}
.hero-mini i{color:var(--accent);font-size:12px;}
.hero-icons{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:38px;
}
.hero-icon{
  display:flex;flex-direction:column;gap:10px;padding:18px;border-radius:var(--radius);
  background:rgba(25,20,18,.72);border:1px solid var(--line);color:var(--text);
  transition:all .2s var(--ease);
}
.hero-icon i{font-size:17px;color:var(--primary);}
.hero-icon span{font-size:14px;font-weight:600;}
.hero-icon:hover{transform:translateY(-3px);border-color:rgba(255,107,69,.4);box-shadow:var(--shadow-2);color:var(--primary);}

/* ===== Sections ===== */
.section{padding:88px 0;position:relative;}
.section--alt{background:var(--surface);}
.section--alt2{background:var(--surface-2);}
.section-head{max-width:780px;margin-bottom:42px;}
.section-head::before{content:"";display:block;width:80px;height:0;border-top:1px dashed rgba(255,255,255,.2);margin-bottom:18px;}
.section-head .eyebrow{display:inline-block;font-size:13px;letter-spacing:.08em;color:var(--accent);font-weight:600;margin-bottom:10px;}
.section-head h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:14px;}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.9;}
.section--cream{background:var(--cream);color:var(--ink);}
.section--cream h2,.section--cream h3{color:var(--ink);}
.section--cream .section-head::before{border-top-color:rgba(26,21,18,.28);}
.section--cream .section-head p{color:#5B4F47;}
.section--cream .eyebrow{color:#C2471F;}

/* ===== Stats ===== */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat-card{
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  transition:all .2s var(--ease);
}
.stat-card:hover{border-color:var(--primary);transform:translateY(-3px);box-shadow:var(--shadow-2);}
.stat-num{font-size:clamp(30px,3.4vw,44px);font-weight:800;line-height:1.1;color:var(--accent);font-feature-settings:"tnum";letter-spacing:-.02em;transition:transform .2s var(--ease);}
.stat-card:hover .stat-num{transform:translateY(-2px);}
.stat-card:nth-child(2) .stat-num{color:var(--accent-warm);}
.stat-card:nth-child(3) .stat-num{color:var(--primary);}
.stat-card:nth-child(4) .stat-num{color:#F6EFE8;}
.stat-unit{font-size:13.5px;color:var(--muted);margin-left:6px;font-weight:600;}
.stat-desc{font-size:13.5px;color:var(--muted);margin:10px 0 16px;line-height:1.8;}
.stat-bar{height:4px;border-radius:999px;background:rgba(255,255,255,.08);overflow:hidden;}
.stat-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),var(--accent));}

/* ===== Matrix ===== */
.matrix-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:20px;}
.m-card{
  grid-column:span 4;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;display:flex;flex-direction:column;gap:12px;transition:all .2s var(--ease);
}
.m-card.wide{grid-column:span 6;}
.m-card:hover{transform:translateY(-3px);border-color:rgba(255,107,69,.4);box-shadow:var(--shadow-2);}
.m-ico{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,107,69,.12);color:var(--primary);font-size:17px;
}
.m-card.wide .m-ico{background:rgba(55,214,180,.12);color:var(--accent);}
.m-card h3{font-size:18px;}
.m-card p{font-size:14px;color:var(--muted);line-height:1.85;flex:1;}
.m-link{font-size:13.5px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;}
.m-link:hover{text-decoration:underline;text-underline-offset:4px;}

/* ===== Compare ===== */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;position:relative;align-items:start;}
.compare-col{background:rgba(255,255,255,.55);border:1px solid rgba(26,21,18,.1);border-radius:var(--radius);padding:26px;}
.compare-col h3{font-size:18px;margin-bottom:16px;display:flex;align-items:center;gap:9px;}
.compare-col li{display:flex;gap:10px;font-size:15px;line-height:1.85;padding:9px 0;border-bottom:1px dashed rgba(26,21,18,.12);color:#3B322C;}
.compare-col li:last-child{border-bottom:none;}
.compare-col li i{font-size:13px;margin-top:6px;flex:0 0 auto;}
.compare-col.bad li i{color:#B4462B;}
.compare-col.good li i{color:#1E8A6F;}
.vs-badge{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:52px;height:52px;border-radius:50%;background:var(--ink);color:var(--cream);
  display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;letter-spacing:.04em;
  box-shadow:0 10px 24px rgba(26,21,18,.3);
}
.compare-cta{margin-top:28px;display:flex;justify-content:center;}
.compare-cta .btn{border-color:rgba(26,21,18,.25);color:var(--ink);}
.compare-cta .btn:hover{background:var(--ink);color:var(--cream);border-color:var(--ink);}

/* ===== Timeline ===== */
.timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;position:relative;margin-top:12px;}
.timeline::before{content:"";position:absolute;top:7px;left:6px;right:6px;height:2px;background:linear-gradient(90deg,var(--primary),rgba(255,107,69,.1));}
.tl-node{position:relative;padding-top:34px;}
.tl-dot{position:absolute;top:0;left:0;width:16px;height:16px;border-radius:50%;background:var(--primary);box-shadow:0 0 0 4px var(--bg);}
.tl-node.is-current .tl-dot{background:var(--accent);box-shadow:0 0 0 4px var(--bg),0 0 0 8px rgba(55,214,180,.18);}
.tl-year{font-size:13px;font-weight:700;color:var(--accent-warm);letter-spacing:.06em;font-feature-settings:"tnum";}
.tl-node h3{font-size:16px;margin:6px 0 8px;}
.tl-node p{font-size:13.5px;color:var(--muted);line-height:1.8;}

/* ===== Topics ===== */
.topic-wrap{display:grid;grid-template-columns:250px 1fr;gap:24px;align-items:start;}
.topic-nav{display:flex;flex-direction:column;gap:8px;}
.topic-nav a{
  padding:14px 16px;border-radius:10px;background:var(--surface);border:1px solid var(--line);
  color:var(--muted);font-size:14px;display:flex;align-items:center;justify-content:space-between;gap:8px;
}
.topic-nav a:hover,.topic-nav a.is-active{color:var(--primary);border-color:rgba(255,107,69,.45);background:rgba(255,107,69,.06);}
.topic-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.topic-card{
  position:relative;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:all .2s var(--ease);display:flex;flex-direction:column;
}
.topic-card:hover{transform:translateY(-3px);border-color:rgba(255,107,69,.4);box-shadow:var(--shadow-2);}
.topic-card.big{grid-column:span 2;}
.topic-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2);}
.topic-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.topic-card:hover .topic-thumb img{transform:scale(1.04);}
.topic-thumb .badge{position:absolute;left:12px;top:12px;}
.topic-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1;}
.topic-body h3{font-size:17px;}
.topic-body p{font-size:13.5px;color:var(--muted);line-height:1.85;flex:1;}
.topic-foot{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--muted-2);}
.badge{
  display:inline-flex;align-items:center;gap:5px;font-size:12px;letter-spacing:.02em;
  padding:3px 9px;border-radius:var(--radius-sm);background:var(--accent-warm);color:#2A2013;font-weight:600;
}
.badge-outline{background:transparent;border:1px solid var(--line-strong);color:var(--muted);}

/* ===== News ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;transition:all .2s var(--ease);
}
.news-card:hover{transform:translateY(-3px);border-color:rgba(255,107,69,.35);box-shadow:var(--shadow-2);}
.news-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2);}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.news-card:hover .news-thumb img{transform:scale(1.05);}
.news-thumb .badge{position:absolute;left:12px;top:12px;}
.news-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:9px;flex:1;}
.news-body h3{font-size:16.5px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-body h3 a{color:var(--text);}
.news-body h3 a:hover{color:var(--primary);}
.news-body p{font-size:13.5px;color:var(--muted);line-height:1.85;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1;}
.news-meta{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--muted-2);padding-top:6px;border-top:1px dashed var(--line);}
.news-meta a{font-weight:600;color:var(--primary);}
.news-meta a:hover{text-decoration:underline;text-underline-offset:4px;}
.empty-state{
  max-width:420px;margin:0 auto;text-align:center;padding:48px 20px;color:var(--muted);
}
.empty-state i{font-size:26px;color:var(--muted-2);margin-bottom:12px;display:block;}
.empty-state strong{display:block;color:var(--text);font-size:15.5px;margin-bottom:6px;}
.empty-state span{font-size:13.5px;color:var(--muted-2);}

/* ===== Rank ===== */
.rank-list{border-top:1px solid var(--line);}
.rank-item{display:flex;align-items:flex-start;gap:18px;padding:18px 14px;border-bottom:1px solid var(--line);transition:background .18s var(--ease);}
.rank-item:hover{background:var(--surface-2);}
.rank-no{font-size:26px;font-weight:800;line-height:1;color:var(--accent-warm);font-feature-settings:"tnum";flex:0 0 auto;width:44px;}
.rank-main{flex:1;min-width:0;}
.rank-main a{display:block;font-size:16px;color:var(--text);font-weight:600;line-height:1.5;}
.rank-main a:hover{color:var(--primary);}
.rank-meta{font-size:12.5px;color:var(--muted-2);margin-top:6px;display:block;}

/* ===== Trust ===== */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--surface);}
.trust-item{padding:26px 22px;border-right:1px solid var(--line);transition:background .18s var(--ease);}
.trust-item:last-child{border-right:none;}
.trust-item:hover{background:var(--surface-2);}
.trust-item i{font-size:18px;color:var(--accent);margin-bottom:12px;display:block;}
.trust-item h3{font-size:15.5px;margin-bottom:8px;letter-spacing:.02em;}
.trust-item p{font-size:13.5px;color:var(--muted);line-height:1.85;}

/* ===== Steps ===== */
.steps{display:flex;gap:16px;overflow-x:auto;scrollbar-width:none;padding-bottom:6px;}
.steps::-webkit-scrollbar{display:none;}
.step{
  flex:1 0 200px;position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;transition:all .2s var(--ease);
}
.step:hover{border-color:rgba(255,107,69,.4);transform:translateY(-2px);}
.step::after{content:"";position:absolute;right:-16px;top:40px;width:16px;border-top:1px dashed var(--line-strong);}
.step:last-child::after{display:none;}
.step-no{
  width:32px;height:32px;border-radius:999px;display:flex;align-items:center;justify-content:center;
  background:rgba(255,107,69,.14);color:var(--primary);font-weight:800;font-size:13.5px;margin-bottom:14px;
  font-feature-settings:"tnum";
}
.step h3{font-size:15.5px;margin-bottom:8px;}
.step p{font-size:13.5px;color:var(--muted);line-height:1.8;}

/* ===== Quick answers ===== */
.quick-list{display:flex;flex-direction:column;gap:14px;}
.quick-item{
  display:grid;grid-template-columns:1fr auto;gap:6px 20px;align-items:center;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 22px;
  transition:all .18s var(--ease);
}
.quick-item:hover{border-color:rgba(255,107,69,.35);}
.quick-q{font-size:15.5px;font-weight:600;color:var(--text);}
.quick-a{grid-column:1/2;font-size:14px;color:var(--muted);line-height:1.85;}
.quick-item .m-link{grid-row:1/3;grid-column:2/3;}
.quick-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-bottom:22px;}

/* ===== Accordion ===== */
.faq-wrap{max-width:860px;margin:0 auto;}
.accordion{background:transparent;border:none;margin:0;}
.accordion-item{border-bottom:1px solid var(--line);}
.accordion-title{
  background:transparent !important;border:none !important;border-top:1px solid var(--line) !important;
  color:var(--text) !important;padding:20px 46px 20px 0 !important;font-size:16px;font-weight:600;
  position:relative;transition:color .18s var(--ease);
}
.accordion-title:hover{color:var(--primary) !important;}
.accordion-title::before{
  content:"+";position:absolute;right:14px;top:50%;transform:translateY(-50%);
  color:var(--primary);font-size:20px;font-weight:400;line-height:1;
}
.accordion-item.is-active .accordion-title{color:var(--primary) !important;}
.accordion-item.is-active .accordion-title::before{content:"−";}
.accordion-content{
  background:transparent !important;border:none !important;padding:0 46px 20px 0 !important;
  color:var(--muted) !important;font-size:15.5px;line-height:1.9;
}

/* ===== Voices ===== */
.voice-track{display:flex;gap:20px;overflow-x:auto;scrollbar-width:none;padding-bottom:8px;scroll-snap-type:x mandatory;}
.voice-track::-webkit-scrollbar{display:none;}
.voice-card{
  flex:0 0 300px;scroll-snap-align:start;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;min-height:190px;
  transition:all .2s var(--ease);
}
.voice-card:hover{border-color:rgba(255,107,69,.35);transform:translateY(-2px);}
.voice-quote{font-size:34px;line-height:1;color:rgba(255,107,69,.35);font-weight:800;margin-bottom:6px;}
.voice-card p{font-size:14.5px;color:var(--text);line-height:1.85;flex:1;}
.voice-meta{display:flex;align-items:center;justify-content:space-between;margin-top:16px;font-size:12.5px;color:var(--muted-2);}

/* ===== Tags ===== */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;}
.tag-cloud a{
  font-size:13.5px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:7px 16px;
  background:transparent;transition:all .18s var(--ease);
}
.tag-cloud a:hover{color:var(--primary);border-color:rgba(255,107,69,.5);background:rgba(255,107,69,.07);}

/* ===== Apply ===== */
.apply-wrap{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start;}
.apply-left h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:16px;}
.apply-left p{color:var(--muted);font-size:15px;line-height:1.9;}
.apply-points{margin-top:22px;display:flex;flex-direction:column;gap:12px;}
.apply-points li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);line-height:1.8;}
.apply-points i{color:var(--accent);font-size:13px;margin-top:6px;}
.qr-box{
  margin-top:26px;width:180px;aspect-ratio:1/1;border-radius:16px;position:relative;
  background:linear-gradient(135deg,var(--surface-2),#2C221D);border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;overflow:hidden;
}
.qr-box::before,.qr-box::after{content:"";position:absolute;width:44px;height:44px;border:2px solid rgba(255,107,69,.6);border-radius:8px;}
.qr-box::before{left:14px;top:14px;border-right:none;border-bottom:none;}
.qr-box::after{right:14px;bottom:14px;border-left:none;border-top:none;}
.qr-box i{font-size:40px;color:rgba(255,107,69,.75);}
.qr-cap{margin-top:12px;font-size:12.5px;color:var(--muted-2);}
.apply-form{
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:28px;
}
.field{margin-bottom:16px;}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:7px;}
.field input,.field select,.field textarea{
  width:100%;height:44px;border-radius:10px;border:1px solid var(--line);
  background:var(--bg);color:var(--text);padding:0 14px;font-size:15px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.field textarea{height:96px;padding:12px 14px;line-height:1.8;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--muted-2);}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,107,69,.18);outline:none;
}
.check-row{display:flex;align-items:flex-start;gap:9px;font-size:13px;color:var(--muted);margin:6px 0 18px;line-height:1.7;}
.check-row input{width:16px;height:16px;margin-top:4px;accent-color:var(--primary);}
.form-tip{font-size:13px;color:var(--muted-2);margin-top:12px;min-height:20px;}
.form-tip.is-ok{color:var(--accent);}

/* ===== Footer ===== */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:36px;padding-bottom:44px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand .brand-mark{width:38px;height:38px;font-size:16px;border-radius:11px;}
.footer-brand strong{font-size:15.5px;}
.footer-about p{font-size:13.5px;color:var(--muted);line-height:1.9;max-width:400px;}
.footer-col h4{font-size:14px;color:var(--text);margin-bottom:16px;letter-spacing:.04em;}
.footer-col a{display:block;font-size:13.5px;color:var(--muted);padding:5px 0;}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0;display:flex;align-items:center;justify-content:space-between;
  gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--muted-2);
}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--primary);}

/* ===== Responsive ===== */
@media (max-width:1023px){
  .hot-chips{display:none;}
  .section{padding:64px 0;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .matrix-grid .m-card,.matrix-grid .m-card.wide{grid-column:span 6;}
  .compare-grid{grid-template-columns:1fr;gap:20px;}
  .vs-badge{position:static;transform:none;margin:0 auto;width:44px;height:44px;}
  .timeline{grid-template-columns:1fr;gap:0;}
  .timeline::before{top:0;bottom:0;left:7px;right:auto;width:2px;height:auto;background:linear-gradient(180deg,var(--primary),rgba(255,107,69,.1));}
  .tl-node{padding:0 0 26px 34px;}
  .tl-dot{top:6px;left:0;}
  .topic-wrap{grid-template-columns:1fr;}
  .topic-nav{flex-direction:row;overflow-x:auto;scrollbar-width:none;padding-bottom:4px;}
  .topic-nav::-webkit-scrollbar{display:none;}
  .topic-nav a{white-space:nowrap;flex:0 0 auto;}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .trust-grid{grid-template-columns:repeat(2,1fr);}
  .trust-item:nth-child(2){border-right:none;}
  .trust-item:nth-child(1),.trust-item:nth-child(2){border-bottom:1px solid var(--line);}
  .apply-wrap{grid-template-columns:1fr;gap:28px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .hero-icons{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767px){
  .hamburger{display:flex;}
  .header-tools .btn-sm{display:none;}
  .brand-text strong{font-size:14px;}
  .brand-text em{display:none;}
  .section{padding:48px 0;}
  .hero{padding:36px 0 48px;}
  .hero h1{font-size:clamp(28px,7vw,36px);}
  .hero-lead{font-size:15.5px;}
  .stat-grid{grid-template-columns:repeat(2,1fr);gap:14px;}
  .stat-card{padding:18px;}
  .matrix-grid .m-card,.matrix-grid .m-card.wide{grid-column:span 12;}
  .news-grid{grid-template-columns:1fr;}
  .topic-cards{grid-template-columns:1fr;}
  .topic-card.big{grid-column:span 1;}
  .trust-grid{grid-template-columns:1fr;}
  .trust-item{border-right:none;border-bottom:1px solid var(--line);}
  .trust-item:last-child{border-bottom:none;}
  .quick-item{grid-template-columns:1fr;}
  .quick-item .m-link{grid-row:auto;grid-column:1/2;margin-top:8px;}
  .footer-grid{grid-template-columns:1fr;}
  .apply-form{padding:22px;}
  .voice-card{flex:0 0 82%;}
  .accordion-content{padding-right:0 !important;}
}
@media (max-width:519px){
  .container{padding:0 16px;}
  .hero-icons{grid-template-columns:1fr 1fr;gap:10px;}
  .hero-icon{padding:14px;}
  .stat-num{font-size:28px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: article */
:root{
  --bg:#100D0B;
  --surface:#191412;
  --surface-2:#221A17;
  --line:rgba(255,255,255,.07);
  --line-strong:rgba(255,255,255,.16);
  --primary:#FF6B45;
  --primary-deep:#E8552F;
  --accent:#37D6B4;
  --accent-warm:#FFC857;
  --text:#F6EFE8;
  --muted:#A5978D;
  --muted-2:#7A6E66;
  --cream:#F3EAE1;
  --ink:#1A1512;
  --radius:14px;
  --radius-sm:6px;
  --shadow-1:0 6px 18px rgba(0,0,0,.28);
  --shadow-2:0 16px 40px rgba(0,0,0,.45);
  --container:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  font-weight:400;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,p,ul,ol,figure,blockquote{margin:0;}
img{max-width:100%;display:block;height:auto;}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--primary-deep);}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(16,13,11,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.is-stuck{background:rgba(16,13,11,.96);box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;transition:padding .24s var(--ease);}
.site-header.is-stuck .header-inner{padding:7px 0;}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#fff;font-size:20px;font-weight:800;line-height:1;flex:0 0 auto;
  box-shadow:0 6px 16px rgba(255,107,69,.3);
  transition:width .24s var(--ease),height .24s var(--ease),font-size .24s var(--ease);
}
.site-header.is-stuck .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px;}
.brand-text strong{display:block;font-size:16px;font-weight:800;letter-spacing:-.01em;line-height:1.3;}
.brand-text em{display:block;font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.06em;}
.site-header.is-stuck .brand-text em{display:none;}
.header-tools{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--line);
  background:var(--surface);color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;
  font-size:14px;transition:all .18s var(--ease);
}
.icon-btn:hover{color:var(--primary);border-color:rgba(255,107,69,.5);}
.hot-chips{display:flex;align-items:center;gap:8px;}
.hot-chips a{
  font-size:13px;color:var(--muted);border:1px solid var(--line);border-radius:999px;
  padding:5px 12px;line-height:1.6;white-space:nowrap;transition:all .18s var(--ease);
}
.hot-chips a:hover{color:var(--primary);border-color:rgba(255,107,69,.5);background:rgba(255,107,69,.07);}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .18s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#1A1512;box-shadow:0 6px 16px rgba(255,107,69,.28);}
.btn-primary:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:0 14px 32px rgba(232,85,47,.36);}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:13.5px;}
.btn-block{width:100%;}
.hamburger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer;align-items:center;justify-content:center;font-size:16px;}
.search-panel{position:absolute;left:0;right:0;top:100%;display:none;z-index:95;}
.search-panel.is-open{display:block;}
.search-inner{
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-2);padding:18px;margin-top:10px;
}
.search-row{display:flex;gap:10px;}
.search-row input{
  flex:1;height:44px;border-radius:10px;border:1px solid var(--line);background:var(--bg);
  color:var(--text);padding:0 14px;font-size:15px;
}
.search-row input::placeholder{color:var(--muted-2);}
.search-row input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,107,69,.16);outline:none;}
.search-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.search-tags a{font-size:12.5px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:4px 12px;}
.search-tags a:hover{color:var(--primary);border-color:rgba(255,107,69,.5);}
/* ===== Channel bar ===== */
.channel-bar{position:relative;background:rgba(25,20,18,.55);border-bottom:1px solid var(--line);}
.channel-scroll{
  display:flex;align-items:center;gap:2px;overflow-x:auto;white-space:nowrap;
  -ms-overflow-style:none;scrollbar-width:none;
}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel{
  position:relative;display:inline-flex;align-items:center;height:46px;padding:0 14px;
  font-size:14px;color:var(--muted);transition:color .18s var(--ease);
}
.channel::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:2px;border-radius:2px;
  background:var(--primary);opacity:0;transform:scaleX(.4);transition:all .2s var(--ease);
}
.channel:hover{color:var(--text);}
.channel:hover::after{opacity:.5;transform:scaleX(1);}
.channel.is-active{color:var(--text);font-weight:600;}
.channel.is-active::after{opacity:1;transform:scaleX(1);}
/* ===== Drawer ===== */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.62);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s;z-index:120;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,340px);background:var(--surface);
  border-left:1px solid var(--line);z-index:130;display:flex;flex-direction:column;
  transform:translateX(101%);transition:transform .32s var(--ease);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line);}
.drawer-head strong{font-size:15px;}
.drawer-links{padding:14px;display:grid;grid-template-columns:1fr 1fr;gap:8px;overflow-y:auto;}
.drawer-links a{
  min-height:48px;display:flex;align-items:center;padding:0 14px;border-radius:10px;
  background:var(--surface-2);color:var(--text);font-size:14px;border:1px solid var(--line);
}
.drawer-links a:hover{color:var(--primary);border-color:rgba(255,107,69,.5);}
.drawer-foot{margin-top:auto;padding:16px;border-top:1px solid var(--line);}
/* ===== Page head / crumbs ===== */
.page-head{background:var(--surface-2);border-bottom:1px solid var(--line);padding:22px 0 20px;}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted-2);margin-bottom:14px;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--primary);}
.crumbs i{font-size:10px;color:var(--muted-2);}
.crumbs .now{color:var(--muted);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.badge{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:var(--radius-sm);
  font-size:12px;letter-spacing:.02em;font-weight:600;line-height:1.7;
}
.badge-warm{background:var(--accent-warm);color:#2A1E0A;}
.badge-line{border:1px solid var(--line-strong);color:var(--muted);font-weight:500;}
/* ===== Article hero ===== */
.article-hero{padding:46px 0 34px;background:var(--bg);border-bottom:1px solid var(--line);}
.article-hero h1{
  font-size:clamp(26px,3.4vw,42px);line-height:1.28;font-weight:800;letter-spacing:-.01em;
  max-width:900px;margin-bottom:16px;
}
.lede{max-width:780px;color:var(--muted);font-size:16px;line-height:1.9;margin-bottom:20px;}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;font-size:13px;color:var(--muted-2);}
.meta-row span{display:inline-flex;align-items:center;gap:6px;}
.meta-row i{color:var(--primary);font-size:12px;}
.cover{
  margin-top:26px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:var(--surface-2);box-shadow:var(--shadow-1);
}
.cover img{width:100%;aspect-ratio:16/9;object-fit:cover;}
/* ===== Article layout ===== */
.article-wrap{padding:56px 0 72px;background:var(--bg);}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:48px;align-items:start;}
.article-main{min-width:0;max-width:780px;}
.article-body{font-size:16.5px;line-height:1.95;color:#EDE3DA;}
.article-body p{margin:0 0 1.3em;}
.article-body h2{
  position:relative;font-size:clamp(21px,2.1vw,27px);font-weight:800;line-height:1.35;
  color:var(--text);margin:2.1em 0 .9em;padding-left:15px;letter-spacing:-.01em;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.2em;width:4px;height:1.05em;border-radius:2px;background:var(--primary);
}
.article-body h3{font-size:clamp(17px,1.6vw,20px);font-weight:700;color:var(--text);margin:1.7em 0 .7em;}
.article-body ul,.article-body ol{padding-left:1.4em;margin:0 0 1.3em;line-height:1.85;}
.article-body li{margin:.35em 0;}
.article-body blockquote{
  margin:1.6em 0;padding:18px 22px;background:var(--surface-2);border-left:3px solid var(--primary);
  border-radius:0 10px 10px 0;color:var(--muted);
}
.article-body img{border-radius:12px;margin:1.6em 0;}
.article-body figure{margin:1.6em 0;}
.article-body figcaption{font-size:13px;color:var(--muted);margin-top:8px;text-align:center;}
.article-body a{color:var(--accent);text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:1px;}
.article-body a:hover{color:var(--primary);}
.article-body table{width:100%;border-collapse:collapse;font-size:15px;margin:1.5em 0;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;}
.article-body th{background:var(--surface-2);font-weight:600;}
.article-body hr{border:0;border-top:1px dashed var(--line-strong);margin:2em 0;}
/* empty state */
.empty-state{
  max-width:460px;margin:20px auto 0;text-align:center;padding:44px 24px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
}
.empty-state i{font-size:30px;color:var(--muted-2);margin-bottom:14px;display:block;}
.empty-state strong{display:block;font-size:17px;margin-bottom:6px;}
.empty-state p{color:var(--muted);font-size:14px;margin-bottom:18px;}
/* ===== Tips box ===== */
.block-gap{margin-top:44px;}
.block-title{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:800;margin-bottom:18px;letter-spacing:-.01em;}
.block-title::before{content:"";width:6px;height:18px;border-radius:3px;background:var(--primary);}
.tips-box{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-1);}
.tips-box h3{font-size:17px;font-weight:800;margin-bottom:14px;}
.tips-box ul{list-style:none;padding:0;margin:0;}
.tips-box li{position:relative;padding-left:26px;font-size:15px;line-height:1.9;color:var(--muted);margin-bottom:10px;}
.tips-box li:last-child{margin-bottom:0;}
.tips-box li i{position:absolute;left:0;top:6px;color:var(--accent);font-size:12px;}
/* ===== Related ===== */
.related-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;}
.r-card{
  display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.r-card:hover{transform:translateY(-3px);border-color:rgba(255,107,69,.35);box-shadow:var(--shadow-2);}
.r-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--surface-2);}
.r-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.r-card:hover .thumb img{transform:scale(1.04);}
.r-card .r-body{padding:14px 16px 16px;}
.r-card h4{font-size:15px;font-weight:700;line-height:1.55;color:var(--text);margin-bottom:8px;}
.r-card:hover h4{color:var(--primary);}
.r-card time{font-size:12.5px;color:var(--muted-2);}
/* ===== Prev next ===== */
.prev-next{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;margin-top:40px;padding-top:28px;border-top:1px dashed var(--line-strong);}
.pn-group{display:flex;flex-wrap:wrap;gap:12px;}
.pn-btn{
  display:inline-flex;align-items:center;gap:8px;height:42px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line-strong);color:var(--text);font-size:14px;transition:all .18s var(--ease);
}
.pn-btn:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);}
.back-link{font-size:14px;color:var(--muted);}
.back-link:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px;}
/* ===== Aside ===== */
.article-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px;}
.side-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow-1);}
.side-card h3{font-size:15px;font-weight:800;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--accent-warm);font-size:13px;}
.hot-list{list-style:none;padding:0;margin:0;}
.hot-list li{padding:10px 0;border-bottom:1px dashed var(--line);display:flex;gap:10px;align-items:flex-start;}
.hot-list li:last-child{border-bottom:0;padding-bottom:0;}
.hot-list .num{font-size:15px;font-weight:800;color:var(--accent-warm);line-height:1.6;flex:0 0 auto;font-feature-settings:"tnum";}
.hot-list a{font-size:14px;line-height:1.6;color:var(--text);}
.hot-list a:hover{color:var(--primary);}
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.tag-cloud a{
  font-size:12.5px;color:var(--muted);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:5px 11px;line-height:1.6;transition:all .18s var(--ease);
}
.tag-cloud a:hover{background:var(--surface-2);color:var(--primary);border-color:rgba(255,107,69,.4);}
.qr-card{background:linear-gradient(160deg,var(--surface-2),var(--surface));border:1px solid rgba(255,107,69,.28);}
.qr-box{
  aspect-ratio:1/1;border-radius:12px;background:var(--surface-2);border:1px dashed var(--line-strong);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;margin-bottom:14px;
}
.qr-box i{font-size:34px;color:var(--muted-2);}
.qr-box span{font-size:12.5px;color:var(--muted-2);}
.qr-card p{font-size:12.5px;color:var(--muted-2);line-height:1.8;margin:10px 0 0;}
/* ===== Footer info ===== */
.foot-block{padding:56px 0 64px;background:var(--surface);border-top:1px solid var(--line);}
.notice{font-size:13px;color:var(--muted-2);line-height:1.9;border-left:3px solid var(--line-strong);padding-left:14px;margin-bottom:34px;max-width:840px;}
.faq-list{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 4px;font-size:16px;font-weight:600;color:var(--text);transition:color .18s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.faq-item summary .ficon{
  flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--muted);
  transition:transform .22s var(--ease),color .18s var(--ease),border-color .18s var(--ease);
}
.faq-item[open] summary{color:var(--primary);}
.faq-item[open] summary .ficon{transform:rotate(180deg);color:var(--primary);border-color:rgba(255,107,69,.5);}
.faq-answer{padding:0 4px 20px;font-size:15.5px;line-height:1.9;color:var(--muted);max-width:800px;}
/* subscribe */
.subscribe{
  margin-top:38px;background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
}
.subscribe h3{font-size:18px;font-weight:800;margin-bottom:6px;}
.subscribe p{font-size:13.5px;color:var(--muted);}
.sub-form{display:flex;gap:10px;flex:1;min-width:280px;max-width:440px;}
.sub-form input{
  flex:1;height:44px;border-radius:999px;border:1px solid var(--line);background:var(--bg);
  color:var(--text);padding:0 18px;font-size:14px;
}
.sub-form input::placeholder{color:var(--muted-2);}
.sub-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,107,69,.16);outline:none;}
/* ===== Footer ===== */
.site-footer{background:var(--bg);border-top:1px solid var(--line);padding:56px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:36px;padding-bottom:34px;border-bottom:1px solid var(--line);}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:38px;height:38px;font-size:17px;border-radius:11px;}
.footer-brand strong{font-size:15.5px;font-weight:800;letter-spacing:-.01em;}
.footer-about p{font-size:13.5px;color:var(--muted);line-height:1.9;max-width:430px;}
.footer-col h4{font-size:14px;font-weight:700;margin-bottom:14px;color:var(--text);}
.footer-col a{display:block;font-size:13.5px;color:var(--muted);padding:5px 0;width:fit-content;}
.footer-col a:hover{color:var(--primary);text-decoration:underline;text-underline-offset:4px;}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-top:20px;font-size:12.5px;color:var(--muted-2);}
.footer-bottom a{color:var(--muted-2);}
.footer-bottom a:hover{color:var(--primary);}
/* ===== Responsive ===== */
@media (max-width:1279px){
  .article-grid{gap:36px;}
}
@media (max-width:1023px){
  .hot-chips{display:none;}
  .hamburger{display:inline-flex;}
  .header-tools .btn{display:none;}
  .article-grid{grid-template-columns:minmax(0,1fr);gap:34px;}
  .article-aside{position:static;}
  .article-main{max-width:none;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .footer-about{grid-column:1 / -1;}
  .article-hero{padding:34px 0 26px;}
  .article-wrap{padding:40px 0 56px;}
}
@media (max-width:639px){
  body{font-size:15.5px;}
  .container{padding:0 16px;}
  .brand-text strong{font-size:14px;}
  .brand-mark{width:38px;height:38px;font-size:17px;border-radius:11px;}
  .article-hero h1{font-size:clamp(22px,6.4vw,28px);}
  .lede{font-size:14.5px;}
  .article-body{font-size:16px;line-height:1.9;}
  .article-body h2{font-size:21px;}
  .related-grid{grid-template-columns:minmax(0,1fr);}
  .prev-next{flex-direction:column;align-items:stretch;}
  .pn-group{flex-direction:column;}
  .pn-btn{justify-content:center;}
  .back-link{text-align:center;}
  .subscribe{padding:20px;flex-direction:column;align-items:stretch;}
  .sub-form{flex-direction:column;max-width:none;}
  .sub-form input{width:100%;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;}
  .crumbs .now{max-width:200px;}
  .foot-block{padding:40px 0 48px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important;}
}

/* roulang page: category1 */
:root{
  --bg:#100D0B;
  --surface:#191412;
  --surface-2:#221A17;
  --line:rgba(255,255,255,.07);
  --line-strong:rgba(255,255,255,.16);
  --primary:#FF6B45;
  --primary-deep:#E8552F;
  --accent:#37D6B4;
  --accent-warm:#FFC857;
  --text:#F6EFE8;
  --muted:#A5978D;
  --muted-2:#7A6E66;
  --cream:#F3EAE1;
  --ink:#1A1512;
  --radius:14px;
  --radius-sm:6px;
  --shadow-1:0 6px 18px rgba(0,0,0,.28);
  --shadow-2:0 16px 40px rgba(0,0,0,.45);
  --container:1200px;
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Source Han Sans SC",sans-serif;
  font-size:16px;
  line-height:1.9;
  font-weight:400;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;line-height:1.25;letter-spacing:-.01em;font-weight:800;}
p{margin:0;}
img{max-width:100%;display:block;height:auto;}
ul,ol{margin:0;padding:0;list-style:none;}
a{color:var(--primary);text-decoration:none;transition:color .18s var(--ease);}
a:hover{color:var(--primary-deep);}
button{font-family:inherit;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:2px;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px;}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;}

/* ===== Buttons ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:999px;font-size:15px;font-weight:600;
  border:1px solid transparent;cursor:pointer;transition:all .18s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--primary);color:#1A1512;box-shadow:0 6px 16px rgba(255,107,69,.28);}
.btn-primary:hover{background:var(--primary-deep);color:#fff;transform:translateY(-2px);box-shadow:0 14px 32px rgba(232,85,47,.36);}
.btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text);}
.btn-ghost:hover{border-color:var(--primary);color:var(--primary);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:13.5px;}
.btn-block{width:100%;}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(16,13,11,.92);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .24s var(--ease),background .24s var(--ease);
}
.site-header.is-stuck{background:rgba(16,13,11,.97);box-shadow:var(--shadow-1);}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0;transition:padding .24s var(--ease);}
.site-header.is-stuck .header-inner{padding:7px 0;}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto;}
.brand:hover{color:var(--text);}
.brand-mark{
  width:44px;height:44px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#fff;font-size:20px;font-weight:800;line-height:1;
  box-shadow:0 6px 16px rgba(255,107,69,.3);
  transition:width .24s var(--ease),height .24s var(--ease),font-size .24s var(--ease);
}
.site-header.is-stuck .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px;}
.brand-text strong{display:block;font-size:16px;font-weight:800;letter-spacing:-.01em;line-height:1.3;}
.brand-text em{display:block;font-style:normal;font-size:12px;color:var(--muted);letter-spacing:.06em;}
.site-header.is-stuck .brand-text em{display:none;}
.header-tools{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:40px;height:40px;border-radius:999px;border:1px solid var(--line);
  background:var(--surface);color:var(--muted);cursor:pointer;display:flex;align-items:center;justify-content:center;
  font-size:14px;transition:all .18s var(--ease);
}
.icon-btn:hover{color:var(--primary);border-color:rgba(255,107,69,.5);}
.hot-chips{display:flex;align-items:center;gap:8px;}
.hot-chips a{
  font-size:13px;color:var(--muted);border:1px solid var(--line);border-radius:999px;
  padding:5px 12px;line-height:1.6;white-space:nowrap;transition:all .18s var(--ease);
}
.hot-chips a:hover{color:var(--primary);border-color:rgba(255,107,69,.5);background:rgba(255,107,69,.07);}
.hamburger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer;align-items:center;justify-content:center;font-size:16px;}

/* ===== Channel nav ===== */
.channel-bar{border-top:1px solid var(--line);}
.channel-scroll{
  display:flex;align-items:center;gap:4px;overflow-x:auto;overflow-y:hidden;
  scrollbar-width:none;-ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none;}
.channel{
  position:relative;display:inline-flex;align-items:center;height:46px;padding:0 12px;
  font-size:14px;color:var(--muted);white-space:nowrap;transition:color .18s var(--ease),height .24s var(--ease);
}
.channel::after{
  content:"";position:absolute;left:12px;right:12px;bottom:9px;height:2px;border-radius:2px;
  background:var(--primary);opacity:0;transform:scaleX(.35);transform-origin:center;
  transition:opacity .2s var(--ease),transform .2s var(--ease);
}
.channel:hover{color:var(--text);}
.channel:hover::after{opacity:.55;transform:scaleX(1);}
.channel.is-active{color:var(--text);font-weight:600;}
.channel.is-active::after{opacity:1;transform:scaleX(1);}
.site-header.is-stuck .channel{height:40px;}

/* ===== Search panel ===== */
.search-panel{position:absolute;left:0;right:0;top:100%;display:none;z-index:95;}
.search-panel.is-open{display:block;}
.search-inner{
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-2);padding:18px;margin-top:10px;
}
.search-row{display:flex;gap:10px;}
.search-row input{
  flex:1;height:44px;border-radius:10px;border:1px solid var(--line);background:var(--bg);
  color:var(--text);padding:0 14px;font-size:15px;
}
.search-row input::placeholder{color:var(--muted-2);}
.search-row input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,107,69,.16);outline:none;}
.search-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px;}
.search-tags a{font-size:12.5px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:4px 12px;}
.search-tags a:hover{color:var(--primary);border-color:rgba(255,107,69,.5);}

/* ===== Drawer ===== */
.drawer-mask{position:fixed;inset:0;background:rgba(0,0,0,.62);opacity:0;visibility:hidden;transition:opacity .3s var(--ease),visibility .3s;z-index:120;}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;height:100%;width:min(86vw,340px);background:var(--surface);
  border-left:1px solid var(--line);z-index:130;display:flex;flex-direction:column;
  transform:translateX(101%);transition:transform .32s var(--ease);
}
.drawer.is-open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding:16px 18px;border-bottom:1px solid var(--line);}
.drawer-head strong{font-size:15px;}
.drawer-links{padding:14px;display:grid;grid-template-columns:1fr 1fr;gap:8px;overflow-y:auto;}
.drawer-links a{
  min-height:48px;display:flex;align-items:center;padding:0 14px;border-radius:10px;
  background:var(--surface-2);color:var(--text);font-size:14px;border:1px solid var(--line);
}
.drawer-links a:hover{color:var(--primary);border-color:rgba(255,107,69,.5);}
.drawer-foot{margin-top:auto;padding:16px;border-top:1px solid var(--line);}

/* ===== Page head ===== */
.page-head{
  position:relative;background:var(--surface-2);border-bottom:1px solid var(--line);
  padding:22px 0 28px;overflow:hidden;
}
.page-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:radial-gradient(rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:24px 24px;opacity:.55;
}
.page-head .container{position:relative;z-index:1;}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted-2);flex-wrap:wrap;}
.crumbs a{color:var(--muted);}
.crumbs a:hover{color:var(--primary);}
.crumbs .current{color:var(--text);}
.page-head-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:end;margin-top:12px;}
.page-head h1{font-size:clamp(24px,3.2vw,36px);margin-bottom:8px;}
.head-lede{color:var(--muted);font-size:15.5px;max-width:660px;}
.head-metrics{display:flex;gap:10px;flex-wrap:wrap;}
.metric{
  background:var(--surface);border:1px solid var(--line);border-radius:10px;
  padding:8px 14px;min-width:112px;transition:border-color .18s var(--ease);
}
.metric:hover{border-color:rgba(255,107,69,.35);}
.metric span{display:block;font-size:11.5px;color:var(--muted-2);letter-spacing:.04em;}
.metric strong{display:block;font-size:13.5px;color:var(--text);font-weight:600;}

/* ===== Sections ===== */
.section{position:relative;padding:72px 0;}
.section + .section{border-top:1px solid var(--line);}
.section--alt{background:var(--surface);}
.section--alt2{background:var(--surface-2);}
.section-head{margin-bottom:26px;max-width:760px;}
.section-title{font-size:clamp(22px,2.4vw,30px);margin-bottom:8px;}
.section-sub{color:var(--muted);font-size:15px;}

/* ===== Filter bar ===== */
.filter-bar{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-bottom:26px;
}
.filter-chips{display:flex;gap:8px;flex-wrap:wrap;}
.chip{
  height:36px;padding:0 16px;border-radius:999px;font-size:13.5px;
  background:transparent;border:1px solid var(--line-strong);color:var(--muted);
  cursor:pointer;transition:all .18s var(--ease);
}
.chip:hover{color:var(--text);border-color:rgba(255,107,69,.5);}
.chip.is-active{background:var(--primary);border-color:var(--primary);color:#1A1512;font-weight:600;}
.sort-group{display:flex;align-items:center;gap:12px;}
.sort-label{font-size:12.5px;color:var(--muted-2);}
.sort-btn{
  background:none;border:none;padding:0;font-size:13.5px;color:var(--muted);cursor:pointer;
  transition:color .18s var(--ease);
}
.sort-btn:hover{color:var(--text);}
.sort-btn.is-active{color:var(--primary);font-weight:600;}

/* ===== List layout ===== */
.cat-layout{display:grid;grid-template-columns:minmax(0,1fr) 318px;gap:34px;align-items:start;}
.post-list{display:grid;gap:16px;}
.post-card{
  display:grid;grid-template-columns:198px minmax(0,1fr);gap:18px;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:16px;transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.post-card:hover{transform:translateY(-3px);border-color:rgba(255,107,69,.35);box-shadow:var(--shadow-1);}
.post-thumb{
  position:relative;display:block;border-radius:10px;overflow:hidden;
  aspect-ratio:200/130;background:linear-gradient(135deg,#2A211C,#1B1512);
  border:1px solid var(--line);
}
.thumb-fill{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  color:var(--muted-2);font-size:22px;
}
.thumb-tag{
  position:absolute;left:8px;top:8px;background:var(--accent-warm);color:var(--ink);
  font-size:11.5px;font-weight:700;padding:2px 8px;border-radius:var(--radius-sm);letter-spacing:.02em;
}
.post-body{min-width:0;display:flex;flex-direction:column;}
.post-top{display:flex;align-items:center;gap:8px;margin-bottom:6px;flex-wrap:wrap;}
.badge{
  display:inline-flex;align-items:center;background:var(--accent-warm);color:var(--ink);
  font-size:11.5px;font-weight:700;padding:2px 8px;border-radius:var(--radius-sm);letter-spacing:.02em;
}
.badge--line{background:transparent;border:1px solid var(--line-strong);color:var(--muted);font-weight:600;}
.post-title{font-size:18px;line-height:1.45;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-title a{color:var(--text);}
.post-title a:hover{color:var(--primary);}
.post-excerpt{
  color:var(--muted);font-size:14.5px;line-height:1.8;margin-bottom:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.post-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;font-size:13px;color:var(--muted-2);}
.meta{display:inline-flex;align-items:center;gap:6px;}
.read-more{font-size:13.5px;font-weight:600;color:var(--primary);}
.read-more:hover{text-decoration:underline;text-underline-offset:4px;}
.list-more{display:flex;justify-content:center;margin-top:26px;}

/* ===== Empty state ===== */
.empty-state{
  max-width:420px;margin:0 auto;text-align:center;padding:46px 20px;
  border:1px dashed var(--line-strong);border-radius:var(--radius);background:var(--surface-2);
}
.empty-state i{font-size:26px;color:var(--muted-2);margin-bottom:12px;display:block;}
.empty-state strong{display:block;font-size:16px;margin-bottom:6px;}
.empty-state p{font-size:14px;color:var(--muted);}

/* ===== Sidebar ===== */
.side-sticky{position:sticky;top:96px;display:grid;gap:16px;}
.side-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px;transition:border-color .2s var(--ease);
}
.side-card:hover{border-color:rgba(255,107,69,.28);}
.side-title{font-size:15px;margin-bottom:12px;display:flex;align-items:center;gap:8px;}
.side-title::before{content:"";width:3px;height:14px;border-radius:2px;background:var(--primary);}
.mini-rank li{padding:10px 0;border-bottom:1px dashed var(--line);display:flex;gap:10px;}
.mini-rank li:last-child{border-bottom:none;padding-bottom:0;}
.mini-rank .idx{font-size:13px;font-weight:800;color:var(--accent-warm);font-feature-settings:"tnum";flex:0 0 22px;}
.mini-rank a{color:var(--text);font-size:13.5px;line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.mini-rank a:hover{color:var(--primary);}
.side-empty{font-size:13px;color:var(--muted-2);line-height:1.8;}
.kw-cloud{display:flex;flex-wrap:wrap;gap:8px;}
.kw{
  display:inline-flex;align-items:center;font-size:13px;color:var(--muted);
  border:1px solid var(--line-strong);border-radius:999px;padding:5px 13px;
  transition:all .18s var(--ease);cursor:default;
}
.kw:hover{background:var(--surface-2);color:var(--primary);border-color:rgba(255,107,69,.5);}
.kw-cloud--lg .kw{font-size:13.5px;padding:7px 16px;}
.qr-slot{
  position:relative;aspect-ratio:1/1;border-radius:12px;background:linear-gradient(135deg,#2A211C,#191412);
  border:1px dashed var(--line-strong);display:flex;align-items:center;justify-content:center;
  color:var(--muted-2);font-size:12.5px;margin-bottom:14px;
}
.qr-slot::after{
  content:"";position:absolute;inset:16%;border:1px solid rgba(255,107,69,.25);border-radius:8px;
}
.side-cta p{font-size:13.5px;color:var(--muted);line-height:1.8;margin-bottom:14px;}

/* ===== Read section ===== */
.read-grid{display:grid;grid-template-columns:280px minmax(0,1fr);gap:36px;align-items:start;}
.read-aside h2{font-size:clamp(20px,2vw,26px);margin-bottom:14px;}
.read-figure{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:var(--surface-2);aspect-ratio:4/3;}
.read-figure img{width:100%;height:100%;object-fit:cover;}
.read-main p{color:var(--muted);font-size:16px;line-height:1.95;margin-bottom:1.2em;}
.read-main p:last-child{margin-bottom:0;}
.read-main strong{color:var(--text);font-weight:600;}
.quote{
  border-left:3px solid var(--primary);background:var(--surface-2);
  border-radius:0 10px 10px 0;padding:16px 20px;color:var(--text);font-size:15px;line-height:1.9;
  margin-top:20px;
}

/* ===== Rank list ===== */
.rank-list{display:grid;gap:0;}
.rank-list li{
  display:flex;align-items:flex-start;gap:16px;padding:16px 12px;border-bottom:1px solid var(--line);
  border-radius:10px;transition:background .18s var(--ease);
}
.rank-list li:last-child{border-bottom:none;}
.rank-list li:hover{background:var(--surface-2);}
.rank-num{
  font-size:26px;font-weight:800;color:var(--accent-warm);line-height:1;flex:0 0 44px;
  font-feature-settings:"tnum";letter-spacing:-.02em;
}
.rank-body{min-width:0;flex:1;}
.rank-name{font-size:16px;font-weight:600;color:var(--text);display:block;margin-bottom:4px;}
.rank-name:hover{color:var(--primary);}
.rank-sub{font-size:12.5px;color:var(--muted-2);display:flex;align-items:center;gap:10px;flex-wrap:wrap;}
.up-flag{
  display:inline-flex;align-items:center;gap:4px;font-size:11.5px;color:var(--accent);
  border:1px solid rgba(55,214,180,.35);border-radius:999px;padding:1px 8px;
}

/* ===== FAQ ===== */
.faq-wrap{max-width:860px;}
.faq-item{border-bottom:1px solid var(--line);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 0;font-size:15.5px;font-weight:600;color:var(--text);transition:color .18s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::marker{content:"";}
.faq-item summary:hover{color:var(--primary);}
.faq-icon{color:var(--muted);font-size:13px;transition:transform .2s var(--ease),color .2s var(--ease);}
.faq-item[open] summary{color:var(--primary);}
.faq-item[open] .faq-icon{transform:rotate(45deg);color:var(--primary);}
.faq-answer{padding:0 0 18px;color:var(--muted);font-size:15px;line-height:1.9;max-width:780px;}

/* ===== Subscribe ===== */
.sub-bar{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,440px);gap:26px;align-items:center;
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 26px;
}
.sub-copy h2{font-size:clamp(20px,2.2vw,26px);margin-bottom:8px;}
.sub-copy p{font-size:14.5px;color:var(--muted);}
.sub-form{display:flex;gap:10px;}
.sub-form input{
  flex:1;min-width:0;height:44px;border-radius:10px;border:1px solid var(--line);
  background:var(--bg);color:var(--text);padding:0 14px;font-size:14.5px;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
.sub-form input::placeholder{color:var(--muted-2);}
.sub-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(255,107,69,.16);}
.sub-form input.is-error{border-color:#FF7A6B;}
.sub-tip{font-size:12.5px;margin-top:10px;min-height:18px;color:var(--accent);}
.sub-tip.is-error{color:#FF7A6B;}

/* ===== Footer ===== */
.site-footer{background:var(--surface);border-top:1px solid var(--line);padding:56px 0 24px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:34px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-brand .brand-mark{width:36px;height:36px;font-size:16px;border-radius:10px;flex:0 0 36px;}
.footer-brand strong{font-size:15px;font-weight:800;}
.footer-about p{color:var(--muted);font-size:14px;line-height:1.85;}
.footer-col h4{font-size:14px;font-weight:700;margin-bottom:12px;letter-spacing:.02em;}
.footer-col a{display:block;color:var(--muted);font-size:14px;padding:4px 0;transition:color .18s var(--ease);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  border-top:1px solid var(--line);margin-top:34px;padding-top:18px;
  display:flex;flex-wrap:wrap;gap:8px;justify-content:space-between;
  color:var(--muted-2);font-size:13px;
}
.footer-bottom a{color:var(--muted);}
.footer-bottom a:hover{color:var(--primary);}

/* ===== Reveal ===== */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .3s var(--ease),transform .3s var(--ease);}
.reveal.is-in{opacity:1;transform:none;}

/* ===== Responsive ===== */
@media (max-width:1279px){
  .cat-layout{grid-template-columns:minmax(0,1fr) 290px;gap:26px;}
}
@media (max-width:1023px){
  .section{padding:64px 0;}
  .hot-chips{display:none;}
  .header-cta{display:none;}
  .hamburger{display:flex;}
  .cat-layout{grid-template-columns:minmax(0,1fr);}
  .side-sticky{position:static;}
  .read-grid{grid-template-columns:1fr;gap:22px;}
  .read-figure{aspect-ratio:16/9;}
  .page-head-inner{grid-template-columns:1fr;align-items:start;gap:16px;}
  .sub-bar{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;}
  .footer-about{grid-column:1 / -1;}
}
@media (max-width:767px){
  .section{padding:52px 0;}
  .post-card{grid-template-columns:1fr;padding:14px;}
  .post-thumb{aspect-ratio:16/9;}
  .brand-text strong{font-size:14.5px;}
  .page-head{padding:18px 0 22px;}
  .filter-bar{align-items:flex-start;flex-direction:column;gap:14px;}
  .rank-num{font-size:22px;flex:0 0 34px;}
  .footer-grid{grid-template-columns:1fr;}
  .sub-form{flex-direction:column;}
  .sub-form .btn{width:100%;}
  .footer-bottom{flex-direction:column;}
}
@media (max-width:519px){
  .container{padding:0 16px;}
  .head-metrics{gap:8px;}
  .metric{min-width:0;flex:1 1 calc(50% - 8px);}
  .post-title{font-size:16.5px;}
  .chip{height:34px;padding:0 13px;font-size:13px;}
  .search-tags{display:none;}
}
@media (prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none;}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important;}
}