/* roulang page: index */
:root{
  --ink:#171310;--ink-2:#4A423B;--muted:#8A7F74;
  --paper:#FAF6EF;--paper-2:#F2ECE3;--line:#E2D9CC;
  --brand:#E2543B;--brand-dark:#B93B27;
  --accent:#24544A;--accent-soft:#DDE8E1;
  --gold:#C8A15A;--gold-soft:#E7D3AC;
  --radius-card:14px;--radius-btn:10px;--radius-chip:999px;
  --shadow:0 1px 0 rgba(23,19,16,.04),0 14px 30px -22px rgba(23,19,16,.28);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
.site{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:"Noto Serif SC","Songti SC",Georgia,"Times New Roman",serif;font-weight:700;letter-spacing:-.02em;line-height:1.3;margin:0}
.site p{margin:0 0 1.05em}
.site a{color:inherit;text-decoration:none}
.site img{display:block;max-width:100%}
.site button{font:inherit}
.site ul,.site ol{margin:0;padding:0;list-style:none}
.site :focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
@media(min-width:768px){.wrap{padding:0 32px}}
@media(min-width:1280px){.wrap{padding:0 48px}}
.sec{padding:clamp(52px,7vw,100px) 0;position:relative}
.sec--alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:clamp(24px,3.4vw,44px)}
.kicker{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.18em;color:var(--brand);margin-bottom:10px;font-weight:600}
.kicker::before{content:"";width:18px;height:1px;background:var(--brand)}
.sec-title{font-size:clamp(22px,2.4vw,32px)}
.sec-desc{color:var(--ink-2);font-size:15px;max-width:62ch;margin:10px 0 0}
.lead{font-size:16px;color:var(--ink-2)}

/* header */
.site-header{position:sticky;top:0;z-index:80;background:rgba(250,246,239,.94);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .2s ease-out,box-shadow .2s ease-out}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 12px 26px -24px rgba(23,19,16,.6)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:70px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:36px;height:36px;flex:none}
.brand-name{display:block;font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:18px;font-weight:700;line-height:1.15;letter-spacing:-.01em}
.brand-sub{display:block;font-size:11px;letter-spacing:.18em;color:var(--muted);line-height:1.3;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-link{position:relative;display:inline-flex;align-items:center;height:70px;padding:0 14px;font-size:15px;color:var(--ink-2);transition:color .18s ease-out}
.nav-link:hover{color:var(--ink)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:13px;height:2px;background:var(--brand)}
.nav-right{display:flex;align-items:center;gap:10px}
.nav-mega{position:relative}
.mega-trigger{display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;color:var(--ink-2);font-size:14px;cursor:pointer;transition:.18s ease-out}
.mega-trigger:hover{border-color:var(--brand);color:var(--ink)}
.mega-panel{position:absolute;right:0;top:calc(100% + 12px);width:min(720px,88vw);background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:22px;display:grid;grid-template-columns:1.1fr 1fr .95fr;gap:22px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .22s ease-out,transform .22s ease-out,visibility .22s}
.nav-mega:hover .mega-panel,.nav-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12px;letter-spacing:.16em;color:var(--muted);margin:0 0 10px;font-weight:600}
.mega-cat{display:flex;gap:10px;padding:9px 8px;border-radius:10px;transition:background .18s ease-out}
.mega-cat:hover{background:var(--paper-2)}
.mega-num{font-family:Georgia,serif;font-size:12px;color:var(--brand);padding-top:3px}
.mega-cat strong{display:block;font-size:14px;line-height:1.5}
.mega-cat em{display:block;font-style:normal;font-size:12px;color:var(--muted);line-height:1.5}
.mega-post{display:block;font-size:14px;line-height:1.6;padding:8px 8px;border-radius:10px;color:var(--ink-2);transition:background .18s ease-out,color .18s}
.mega-post:hover{background:var(--paper-2);color:var(--ink)}
.mega-empty{font-size:13px;color:var(--muted);margin:0}
.mega-cta{border-left:1px solid var(--line);padding-left:20px;display:flex;flex-direction:column;gap:10px}
.mega-cta p{font-size:13px;color:var(--ink-2);margin:0}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--paper);padding:16px 20px 22px}
.mobile-drawer.open{display:block}
.mobile-drawer a.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:46px;padding:0 10px;border-radius:10px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line)}
.mobile-drawer a.drawer-link:last-of-type{border-bottom:0}
.mobile-drawer a.drawer-link.is-active{color:var(--brand);font-weight:600}
@media(max-width:1023px){
  .nav-links{display:none}
  .nav-mega{display:none}
  .nav-toggle{display:inline-flex}
  .nav-right .btn{display:none}
}

/* buttons & chips */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .18s ease-out,color .18s ease-out,border-color .18s,transform .18s ease-out}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--paper-2)}
.btn-gold{background:var(--gold);color:#20180F}
.btn-gold:hover{background:var(--gold-soft);transform:translateY(-1px)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-quiet{background:transparent;border-color:rgba(250,246,239,.42);color:#F7F1E7}
.btn-quiet:hover{background:rgba(250,246,239,.12);border-color:rgba(250,246,239,.7)}
.chip{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-chip);background:var(--accent-soft);color:var(--accent);font-size:12px;letter-spacing:.02em;font-weight:600}
.chip--brand{background:#FBE6E1;color:var(--brand-dark)}
.chip--line{background:transparent;border:1px solid var(--line);color:var(--ink-2);font-weight:500}
.link-more{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;color:var(--brand);background-image:linear-gradient(var(--brand),var(--brand));background-repeat:no-repeat;background-position:0 100%;background-size:0 1px;transition:background-size .24s ease-out}
.link-more:hover{background-size:100% 1px}

/* hero */
.hero{position:relative;background:#171310;color:#F7F1E7;overflow:hidden;padding:clamp(44px,6vw,84px) 0 clamp(52px,7vw,96px)}
.hero::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/22ef449a2c0d68a0.webp');background-size:cover;background-position:center;opacity:.3;filter:grayscale(.35)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(92deg,rgba(23,19,16,.96) 0%,rgba(23,19,16,.82) 48%,rgba(23,19,16,.52) 100%)}
.hero .wrap{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(26px,4vw,54px);align-items:start}
.hero-tag{display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;border-radius:var(--radius-chip);border:1px solid rgba(200,161,90,.5);color:var(--gold-soft);font-size:12px;letter-spacing:.14em;margin-bottom:18px}
.hero-title{font-size:clamp(28px,4.2vw,50px);color:#FBF6EC;letter-spacing:-.02em}
.hero-lead{margin:18px 0 0;font-size:clamp(15px,1.4vw,17px);color:#DFD5C8;max-width:60ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-points span{font-size:13px;color:#C9BDAF;border-left:1px solid rgba(200,161,90,.45);padding-left:10px}
.hero-card{background:rgba(30,25,20,.86);border:1px solid rgba(200,161,90,.42);border-radius:18px;padding:24px;box-shadow:0 24px 60px -38px #000}
.hero-card-top{display:flex;align-items:center;gap:12px;padding-bottom:16px;border-bottom:1px solid rgba(200,161,90,.24)}
.hero-badge{width:52px;height:52px;border-radius:50%;border:1px solid var(--gold);display:flex;align-items:center;justify-content:center;font-family:Georgia,serif;font-size:15px;color:var(--gold-soft);background:rgba(200,161,90,.12)}
.hero-card-top strong{display:block;font-size:15px;color:#FBF6EC;font-family:"Noto Serif SC","Songti SC",Georgia,serif}
.hero-card-top em{display:block;font-style:normal;font-size:12px;color:#A99C8C;letter-spacing:.08em}
.hero-progress{margin:18px 0 6px;height:6px;border-radius:999px;background:rgba(250,246,239,.14);overflow:hidden}
.hero-progress i{display:block;height:100%;width:65%;background:var(--gold)}
.hero-progress-label{display:flex;justify-content:space-between;font-size:12px;color:#A99C8C;margin-bottom:16px}
.hero-benefits{display:grid;gap:9px;margin:0 0 18px}
.hero-benefits li{font-size:13.5px;color:#D9CDBE;display:flex;gap:9px;align-items:flex-start}
.hero-benefits li::before{content:"◆";color:var(--gold);font-size:9px;line-height:1.9}
.hero-card .btn{width:100%}
.hero-card small{display:block;margin-top:10px;font-size:12px;color:#9A8F82;text-align:center}

/* strip */
.strip{background:var(--paper);border-bottom:1px solid var(--line)}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr)}
.strip-item{padding:22px 20px;border-right:1px solid var(--line)}
.strip-item:last-child{border-right:0}
.strip-item dt{font-size:12px;letter-spacing:.14em;color:var(--muted);margin:0 0 4px}
.strip-item dd{margin:0;font-size:17px;font-weight:700;font-variant-numeric:tabular-nums;font-family:"Noto Serif SC","Songti SC",Georgia,serif}
.strip-item dd small{display:block;font-size:12px;font-weight:400;color:var(--muted);font-family:inherit;margin-top:2px}

/* entry / search */
.entry-box{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:clamp(20px,3vw,34px);box-shadow:var(--shadow)}
.search-form{display:flex;gap:10px;flex-wrap:wrap}
.search-form input{flex:1 1 260px;height:48px;padding:0 16px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;font-size:15px;color:var(--ink);transition:border-color .18s}
.search-form input:focus{outline:none;border-color:var(--brand)}
.search-form input::placeholder{color:var(--muted)}
.search-form .btn{height:48px}
.entry-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.entry-chips a{display:inline-flex;align-items:center;height:34px;padding:0 14px;border-radius:var(--radius-chip);border:1px solid var(--line);font-size:13.5px;color:var(--ink-2);transition:.18s ease-out}
.entry-chips a:hover{border-color:var(--brand);color:var(--brand-dark);background:#fff}
.search-hint{margin:12px 0 0;font-size:13px;color:var(--muted)}

/* category matrix */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.cat-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.cat-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.cat-thumb img{width:100%;height:100%;object-fit:cover}
.cat-thumb span{position:absolute;left:12px;top:12px;background:rgba(23,19,16,.78);color:#F7F1E7;font-size:11px;letter-spacing:.14em;padding:4px 10px;border-radius:var(--radius-chip)}
.cat-body{padding:20px;display:flex;flex-direction:column;gap:8px;flex:1}
.cat-body h3{font-size:19px}
.cat-body p{font-size:14px;color:var(--ink-2);margin:0}
.cat-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:12px}

/* feature grid */
.feature-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:18px}
.f-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;transition:border-color .18s ease-out,transform .18s ease-out;display:flex;flex-direction:column;gap:10px}
.f-card:hover{border-color:var(--brand);transform:translateY(-2px)}
.f-card h3{font-size:18px}
.f-card p{font-size:14px;color:var(--ink-2);margin:0}
.f-icon{width:38px;height:38px;border-radius:10px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700}
.f-big{grid-column:span 6;grid-row:span 2;padding:26px}
.f-big .f-figure{margin-top:auto;border-radius:10px;overflow:hidden;aspect-ratio:16/9}
.f-big .f-figure img{width:100%;height:100%;object-fit:cover}
.f-small{grid-column:span 3}
.f-wide{grid-column:span 6;flex-direction:row;align-items:center;gap:16px}
.f-wide h3{margin:0}
.f-wide p{flex:1}
@media(max-width:1023px){
  .f-big{grid-column:span 12;grid-row:auto}
  .f-small{grid-column:span 6}
  .f-wide{grid-column:span 12;flex-direction:column;align-items:flex-start}
}
@media(max-width:640px){
  .f-small{grid-column:span 12}
}

/* picks */
.pick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.pick-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;transition:border-color .18s,transform .18s,background .18s}
.pick-card:hover{border-color:var(--brand);transform:translateY(-2px);background:#fff}
.pick-num{font-family:Georgia,serif;font-size:13px;color:var(--brand);letter-spacing:.1em}
.pick-card h3{font-size:17px;margin:8px 0 6px}
.pick-card p{font-size:14px;color:var(--ink-2);margin:0}

/* cms list */
.post-list{display:grid;gap:14px}
.post-row{display:grid;grid-template-columns:200px 1fr;gap:18px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:14px;transition:border-color .18s,transform .18s}
.post-row:hover{border-color:var(--brand);transform:translateY(-2px)}
.post-row .thumb{aspect-ratio:4/3;border-radius:10px;overflow:hidden;background:var(--paper-2)}
.post-row .thumb img{width:100%;height:100%;object-fit:cover}
.post-row h3{font-size:17px;line-height:1.5;margin:6px 0 6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-row p{font-size:13.5px;color:var(--ink-2);margin:0 0 8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--muted);flex-wrap:wrap}
.empty-state{background:var(--paper);border:1px dashed var(--line);border-radius:var(--radius-card);padding:26px;text-align:center;color:var(--muted);font-size:14px}

/* timeline */
.timeline{display:grid;grid-template-columns:1fr 320px;gap:clamp(24px,4vw,48px);align-items:start}
.tl-list{position:relative;padding-left:26px}
.tl-list::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:1px;background:var(--line)}
.tl-item{position:relative;padding:0 0 26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-26px;top:8px;width:11px;height:11px;border-radius:50%;background:var(--brand);box-shadow:0 0 0 4px var(--paper)}
.tl-item h3{font-size:17px;margin-bottom:4px}
.tl-item p{font-size:14px;color:var(--ink-2);margin:0}
.tl-num{font-family:Georgia,serif;font-size:12px;color:var(--brand);letter-spacing:.12em;display:block;margin-bottom:4px}
.tl-aside{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px}
.tl-aside h3{font-size:16px;margin-bottom:8px}
.tl-aside p{font-size:13.5px;color:var(--ink-2);margin:0 0 10px}

/* stats */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.stat-cell{padding:clamp(20px,3vw,34px) 20px;border-right:1px solid var(--line)}
.stat-cell:last-child{border-right:0}
.stat-num{font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:clamp(30px,3.6vw,44px);color:var(--brand);line-height:1.1;font-variant-numeric:tabular-nums}
.stat-num small{font-size:15px;color:var(--ink-2);margin-left:4px}
.stat-cell p{font-size:13.5px;color:var(--ink-2);margin:8px 0 0}

/* flow */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.flow-step{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;position:relative;transition:border-color .18s,transform .18s}
.flow-step:hover{border-color:var(--brand);transform:translateY(-2px)}
.flow-step .num{font-family:Georgia,serif;font-size:13px;color:var(--brand);letter-spacing:.12em}
.flow-step h3{font-size:17px;margin:6px 0 8px}
.flow-step p{font-size:13.5px;color:var(--ink-2);margin:0}

/* scenes */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.scene-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:border-color .18s,transform .18s}
.scene-card:hover{border-color:var(--brand);transform:translateY(-2px)}
.scene-card .thumb{aspect-ratio:16/9;overflow:hidden}
.scene-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out}
.scene-card:hover .thumb img{transform:scale(1.03)}
.scene-body{padding:18px}
.scene-body h3{font-size:17px;margin:8px 0 6px}
.scene-body p{font-size:13.5px;color:var(--ink-2);margin:0}

/* rank */
.rank-wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(24px,4vw,44px);align-items:start}
.rank-list{border-top:1px solid var(--line)}
.rank-item{display:flex;gap:16px;align-items:flex-start;padding:16px 6px;border-bottom:1px solid var(--line);transition:background .18s}
.rank-item:hover{background:var(--paper-2)}
.rank-no{font-family:Georgia,serif;font-size:20px;color:var(--brand);min-width:34px;font-variant-numeric:tabular-nums}
.rank-body h3{font-size:16px;margin:0 0 4px}
.rank-body p{font-size:13px;color:var(--muted);margin:0}
.rank-aside{background:var(--ink);color:#F3EBDF;border-radius:var(--radius-card);padding:24px}
.rank-aside h3{font-size:17px;color:#FBF6EC;margin-bottom:10px}
.rank-aside p{font-size:13.5px;color:#C4B8A9;margin:0 0 14px}

/* resource */
.res-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.res-card{display:flex;gap:16px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;transition:border-color .18s,transform .18s}
.res-card:hover{border-color:var(--brand);transform:translateY(-2px)}
.res-card .f-icon{flex:none}
.res-card h3{font-size:17px;margin:0 0 6px}
.res-card p{font-size:13.5px;color:var(--ink-2);margin:0}

/* stories */
.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.story-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;transition:border-color .18s,transform .18s}
.story-card:hover{border-color:var(--brand);transform:translateY(-2px)}
.story-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.story-head img{width:48px;height:48px;border-radius:50%;object-fit:cover}
.story-head strong{display:block;font-size:15px;font-family:"Noto Serif SC","Songti SC",Georgia,serif}
.story-head em{display:block;font-style:normal;font-size:12px;color:var(--muted)}
.story-card blockquote{margin:0 0 12px;font-size:14.5px;color:var(--ink-2);line-height:1.8}

/* info two col */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,48px);align-items:start}
.check-col{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px}
.check-col h3{display:flex;align-items:center;gap:8px;font-size:17px;margin-bottom:14px}
.check-col ul{display:grid;gap:10px}
.check-col li{font-size:14px;color:var(--ink-2);display:flex;gap:10px;align-items:flex-start}
.check-col li::before{content:"✓";color:var(--accent);font-weight:700;font-size:13px;line-height:1.7}
.check-col.muted-col{background:var(--paper-2)}
.check-col.muted-col li::before{content:"—";color:var(--muted)}

/* faq */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:border-color .18s}
.faq-item[open]{border-color:var(--brand)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;font-size:16px;font-weight:600;font-family:"Noto Serif SC","Songti SC",Georgia,serif}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:20px;color:var(--brand);line-height:1;transition:transform .16s ease-out}
.faq-item[open] summary::after{content:"−"}
.faq-body{padding:0 20px 20px;font-size:14.5px;color:var(--ink-2)}
.faq-body p{margin:0 0 .9em}
.faq-body p:last-child{margin-bottom:0}

/* assurance */
.assure{background:var(--accent-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.assure-item{display:flex;gap:12px;align-items:flex-start;padding:6px 0}
.assure-item span{flex:none;width:34px;height:34px;border-radius:50%;background:#fff;color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:15px;font-weight:700}
.assure-item h3{font-size:15px;margin:0 0 4px}
.assure-item p{font-size:13px;color:var(--ink-2);margin:0}

/* cta form */
.cta-sec{background:var(--ink);color:#F5EEE3}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(26px,4vw,56px);align-items:start}
.cta-sec h2{color:#FBF6EC;font-size:clamp(22px,2.6vw,32px)}
.cta-sec p{color:#C9BDAF;font-size:14.5px}
.cta-list{display:grid;gap:9px;margin-top:16px}
.cta-list li{font-size:13.5px;color:#C9BDAF;display:flex;gap:9px}
.cta-list li::before{content:"◆";color:var(--gold);font-size:9px;line-height:1.9}
.form-card{background:rgba(250,246,239,.06);border:1px solid rgba(200,161,90,.36);border-radius:16px;padding:24px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;color:#C9BDAF;margin-bottom:6px}
.field input,.field select,.field textarea{width:100%;padding:11px 14px;border-radius:var(--radius-btn);border:1px solid rgba(250,246,239,.24);background:rgba(23,19,16,.5);color:#F7F1E7;font-size:14.5px;font-family:inherit;transition:border-color .18s}
.field input::placeholder,.field textarea::placeholder{color:#8E8377}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--brand)}
.field textarea{resize:vertical;min-height:88px}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:#B6AA9B;margin:6px 0 16px}
.check-line input{margin-top:4px;accent-color:var(--brand)}
.form-note{font-size:12px;color:#8E8377;margin:12px 0 0}
.form-msg{font-size:13px;color:var(--gold-soft);margin:12px 0 0;min-height:18px}

/* footer */
.site-footer{background:#12100D;color:#C9BDAF;padding:clamp(44px,6vw,72px) 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr .9fr .9fr .9fr;gap:clamp(22px,3vw,44px)}
.footer-brand .brand-name{color:#FBF6EC}
.footer-brand .brand-sub{color:#8E8377}
.footer-brand p{font-size:13.5px;color:#9C9082;margin:16px 0 0;max-width:38ch}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-tags span{font-size:11.5px;color:#B6AA9B;border:1px solid #322B23;border-radius:var(--radius-chip);padding:3px 10px}
.footer-col h3{font-size:13px;letter-spacing:.14em;color:#8E8377;margin:0 0 12px;font-family:inherit;font-weight:600}
.footer-col a{display:block;font-size:14px;color:#C9BDAF;padding:5px 0;transition:color .18s}
.footer-col a:hover{color:#FBF6EC}
.footer-bottom{margin-top:36px;padding-top:18px;border-top:1px solid #26211B;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;font-size:12.5px;color:#7E7367}
.footer-bottom p{margin:0}

/* fade up */
.fade-up{opacity:0;transform:translateY(16px);transition:opacity .6s ease-out,transform .6s ease-out}
.fade-up.in{opacity:1;transform:none}

@media(max-width:1023px){
  .hero-grid{grid-template-columns:1fr}
  .strip-grid{grid-template-columns:repeat(2,1fr)}
  .strip-item{border-bottom:1px solid var(--line)}
  .strip-item:nth-child(2n){border-right:0}
  .cat-grid,.pick-grid,.scene-grid,.story-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .stat-cell:nth-child(2n){border-right:0}
  .flow{grid-template-columns:repeat(2,1fr)}
  .rank-wrap{grid-template-columns:1fr}
  .res-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}
  .assure-grid{grid-template-columns:repeat(2,1fr)}
  .cta-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .cat-grid,.pick-grid,.scene-grid,.story-grid,.flow,.assure-grid{grid-template-columns:1fr}
  .strip-grid{grid-template-columns:1fr}
  .strip-item{border-right:0}
  .stat-grid{grid-template-columns:1fr}
  .stat-cell{border-right:0;border-bottom:1px solid var(--line)}
  .post-row{grid-template-columns:1fr}
  .post-row .thumb{aspect-ratio:16/9}
  .footer-grid{grid-template-columns:1fr}
  .hero-card{padding:20px}
  .nav{height:64px}
  .nav-link{height:64px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .fade-up{opacity:1;transform:none}
}

/* roulang page: article */
:root{
  --ink:#171310;--ink-2:#4A423B;--muted:#8A7F74;
  --paper:#FAF6EF;--paper-2:#F2ECE3;--line:#E2D9CC;
  --brand:#E2543B;--brand-dark:#B93B27;
  --accent:#24544A;--accent-soft:#DDE8E1;
  --gold:#C8A15A;--gold-soft:#E7D3AC;
  --radius-card:14px;--radius-btn:10px;--radius-chip:999px;
  --shadow:0 1px 0 rgba(23,19,16,.04),0 14px 30px -22px rgba(23,19,16,.28);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--paper);color:var(--ink);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{font-family:"Noto Serif SC","Songti SC",Georgia,serif;margin:0;letter-spacing:-.01em;line-height:1.35}
p{margin:0 0 1.1em}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit}
ul,ol{margin:0 0 1.1em;padding-left:1.3em}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
@media(min-width:1024px){.wrap{padding:0 32px}}
@media(min-width:1280px){.wrap{padding:0 48px}}
.sec-title{font-size:clamp(22px,2.4vw,32px)}
.lead{font-size:16px;color:var(--ink-2)}
.num{font-variant-numeric:tabular-nums}

/* ============ header ============ */
.site-header{
  position:sticky;top:0;z-index:80;background:rgba(250,246,239,.94);
  -webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);
  border-bottom:1px solid transparent;
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 12px 26px -24px rgba(23,19,16,.6)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;height:70px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;min-width:0}
.brand-mark{width:36px;height:36px;flex:none}
.brand-name{display:block;font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:16px;font-weight:700;line-height:1.2;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-sub{display:block;font-size:11px;letter-spacing:.18em;color:var(--muted);line-height:1.3;margin-top:2px}
.nav-links{display:none;align-items:center;gap:2px}
.nav-link{position:relative;display:inline-flex;align-items:center;height:70px;padding:0 14px;font-size:15px;color:var(--ink-2);transition:color .18s ease-out}
.nav-link:hover{color:var(--ink)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:13px;height:2px;background:var(--brand)}
.nav-right{display:flex;align-items:center;gap:10px}
.nav-mega{position:relative;display:none}
.mega-trigger{display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;color:var(--ink-2);font-size:14px;cursor:pointer;transition:border-color .18s ease-out,color .18s ease-out,background .18s ease-out}
.mega-trigger:hover{border-color:var(--brand);color:var(--ink)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:min(720px,88vw);
  background:var(--paper);border:1px solid var(--line);border-radius:18px;
  box-shadow:var(--shadow);padding:22px;
  display:grid;grid-template-columns:1.1fr 1fr .95fr;gap:22px;
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .22s ease-out,transform .22s ease-out,visibility .22s;
}
.nav-mega:hover .mega-panel,.nav-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12px;letter-spacing:.16em;color:var(--muted);margin:0 0 10px;font-weight:600;font-family:inherit}
.mega-cat{display:flex;gap:10px;padding:9px 8px;border-radius:10px;transition:background .18s ease-out}
.mega-cat:hover{background:var(--paper-2)}
.mega-num{font-family:Georgia,serif;font-size:12px;color:var(--brand);padding-top:3px}
.mega-cat strong{display:block;font-size:14px;line-height:1.5;font-weight:600}
.mega-cat em{display:block;font-style:normal;font-size:12px;color:var(--muted);line-height:1.5}
.mega-post{display:block;font-size:14px;line-height:1.6;padding:8px;border-radius:10px;color:var(--ink-2);transition:background .18s ease-out,color .18s ease-out}
.mega-post:hover{background:var(--paper-2);color:var(--ink)}
.mega-post span{display:block;font-size:12px;color:var(--muted)}
.mega-cta{border-left:1px solid var(--line);padding-left:20px;display:flex;flex-direction:column;gap:10px;justify-content:center}
.mega-cta p{font-size:13px;color:var(--ink-2);margin:0}
.nav-toggle{display:inline-flex;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;cursor:pointer;align-items:center;justify-content:center;transition:border-color .18s ease-out}
.nav-toggle:hover{border-color:var(--brand)}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative;transition:transform .18s ease-out,opacity .18s ease-out}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink);transition:transform .18s ease-out}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--paper);padding:16px 20px 22px}
.mobile-drawer.open{display:block}
.mobile-drawer a.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:46px;padding:0 10px;border-radius:10px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line)}
.mobile-drawer a.drawer-link:last-of-type{border-bottom:0}
.mobile-drawer a.drawer-link.is-active{color:var(--brand);font-weight:600}
@media(min-width:1024px){
  .nav-links{display:flex}
  .nav-mega{display:block}
  .nav-toggle{display:none}
  .mobile-drawer{display:none !important}
  .brand-name{font-size:18px}
}

/* ============ buttons & chips ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--paper-2)}
.btn-sm{padding:9px 16px;font-size:14px}
.chip{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-chip);background:var(--accent-soft);color:var(--accent);font-size:12px;letter-spacing:.02em;font-weight:600}
.chip--brand{background:#FBE6E1;color:var(--brand-dark)}
.chip--line{background:transparent;border:1px solid var(--line);color:var(--ink-2);font-weight:500}

/* ============ article head ============ */
.post-head{padding:clamp(28px,4vw,52px) 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:20px}
.crumb a{transition:color .18s ease-out}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:var(--line)}
.post-kicker{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.post-title{font-size:clamp(27px,4vw,46px);line-height:1.28;letter-spacing:-.02em;max-width:20em}
.post-sub{color:var(--ink-2);font-size:16px;max-width:44em;margin:18px 0 0}
.meta-bar{display:flex;flex-wrap:wrap;gap:14px 28px;padding:16px 0;margin-top:28px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}
.meta-bar .meta-item{display:inline-flex;align-items:center;gap:8px}
.meta-bar .meta-item b{color:var(--ink);font-weight:600}
.share-slot{margin-left:auto;display:inline-flex;gap:8px}
.share-slot .share-btn{display:inline-flex;align-items:center;justify-content:center;height:30px;padding:0 12px;border:1px solid var(--line);border-radius:var(--radius-chip);background:#fff;color:var(--ink-2);font-size:12px;cursor:pointer;transition:border-color .18s ease-out,color .18s ease-out}
.share-slot .share-btn:hover{border-color:var(--brand);color:var(--brand)}

/* ============ article body ============ */
.post-body{padding:clamp(32px,5vw,60px) 0 clamp(40px,6vw,72px)}
.post-grid{display:grid;grid-template-columns:1fr;gap:34px}
@media(min-width:1024px){
  .post-grid{grid-template-columns:262px minmax(0,1fr);gap:52px}
}
.toc{
  align-self:start;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow);
}
@media(min-width:1024px){.toc{position:sticky;top:92px}}
.toc h2{font-size:12px;letter-spacing:.16em;color:var(--muted);margin:0 0 12px;font-family:inherit;font-weight:600}
.toc ol{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:2px}
.toc ol a{display:flex;gap:10px;align-items:baseline;padding:8px 8px;border-radius:9px;font-size:14px;color:var(--ink-2);line-height:1.55;transition:background .18s ease-out,color .18s ease-out}
.toc ol a:hover{background:var(--paper-2);color:var(--ink)}
.toc .toc-num{font-family:Georgia,serif;font-size:12px;color:var(--brand);flex:none}
.toc-note{margin-top:16px;padding-top:14px;border-top:1px solid var(--line);font-size:12px;color:var(--muted);line-height:1.7}
.toc-note a{color:var(--brand);border-bottom:1px solid rgba(226,84,59,.35)}

.post-content{max-width:760px;font-size:16px;line-height:1.85}
.post-content > *:first-child{margin-top:0}
.post-content h2{font-size:clamp(20px,2.4vw,26px);margin:2em 0 .75em;padding-bottom:.45em;border-bottom:1px solid var(--line)}
.post-content h3{font-size:19px;margin:1.7em 0 .6em}
.post-content h4{font-size:16px;margin:1.4em 0 .5em;color:var(--ink-2)}
.post-content p{margin:0 0 1.1em;color:var(--ink-2)}
.post-content strong{color:var(--ink)}
.post-content ul,.post-content ol{padding-left:1.35em;margin:0 0 1.2em;color:var(--ink-2)}
.post-content li{margin:.42em 0}
.post-content ul>li::marker{color:var(--brand)}
.post-content ol>li::marker{color:var(--brand);font-family:Georgia,serif;font-weight:700}
.post-content a{color:var(--brand);border-bottom:1px solid rgba(226,84,59,.38);transition:border-color .18s ease-out,color .18s ease-out}
.post-content a:hover{color:var(--brand-dark);border-bottom-color:var(--brand-dark)}
.post-content blockquote{margin:1.6em 0;padding:16px 20px;border-left:3px solid var(--brand);background:var(--paper-2);border-radius:0 var(--radius-card) var(--radius-card) 0;color:var(--ink-2)}
.post-content blockquote p:last-child{margin-bottom:0}
.post-content img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-card);border:1px solid var(--line);margin:1.6em 0}
.post-content figure{margin:1.6em 0}
.post-content figcaption{font-size:13px;color:var(--muted);text-align:center;margin-top:8px}
.post-content table{width:100%;border-collapse:collapse;margin:1.6em 0;font-size:14px}
.post-content th,.post-content td{padding:10px 14px;border:1px solid var(--line);text-align:left;vertical-align:top}
.post-content th{background:var(--paper-2);font-weight:600;color:var(--ink)}
.post-content code{background:var(--paper-2);padding:2px 6px;border-radius:5px;font-size:.92em;color:var(--accent)}
.post-content hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.post-content .notice,.post-content .tip{
  background:var(--accent-soft);color:var(--accent);border-radius:var(--radius-card);
  padding:16px 20px;margin:1.6em 0;font-size:15px;
}
.post-content .notice p:last-child,.post-content .tip p:last-child{margin-bottom:0}

.empty-state{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow);padding:clamp(28px,5vw,52px);text-align:center;max-width:600px}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--ink-2);margin-bottom:22px}

/* ============ sections ============ */
.section{padding:clamp(48px,6vw,84px) 0}
.section--alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:clamp(24px,3.4vw,40px)}
.section-head h2{font-size:clamp(22px,2.4vw,30px)}
.section-head p{color:var(--ink-2);margin:8px 0 0;font-size:15px;max-width:44em}

/* key points */
.key-grid{display:grid;grid-template-columns:1fr;gap:14px}
@media(min-width:640px){.key-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.key-grid{grid-template-columns:repeat(4,1fr)}}
.key-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow);transition:border-color .18s ease-out,transform .18s ease-out}
.key-card:hover{border-color:var(--brand);transform:translateY(-2px)}
.key-card .key-num{font-family:Georgia,serif;font-size:13px;color:var(--brand);font-variant-numeric:tabular-nums}
.key-card h3{font-size:16px;margin:8px 0 6px}
.key-card p{font-size:14px;color:var(--ink-2);margin:0;line-height:1.75}

/* source / disclaimer */
.source-bar{display:flex;flex-wrap:wrap;gap:14px 26px;align-items:center;padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:13px;color:var(--muted);margin-top:36px}
.source-bar b{color:var(--ink-2);font-weight:600}
.disclaimer{margin-top:16px;font-size:13px;color:var(--muted);line-height:1.8;max-width:760px}

/* channel cards */
.channel-grid{display:grid;grid-template-columns:1fr;gap:18px}
@media(min-width:768px){.channel-grid{grid-template-columns:repeat(3,1fr)}}
.channel-card{
  display:flex;flex-direction:column;gap:10px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius-card);padding:24px;box-shadow:var(--shadow);
  transition:border-color .18s ease-out,transform .18s ease-out;
}
.channel-card:hover{border-color:var(--brand);transform:translateY(-2px)}
.channel-card .ch-idx{font-family:Georgia,serif;font-size:12px;color:var(--brand);font-variant-numeric:tabular-nums}
.channel-card h3{font-size:18px}
.channel-card p{font-size:14px;color:var(--ink-2);margin:0;line-height:1.75}
.channel-card .ch-more{margin-top:auto;padding-top:8px;font-size:14px;font-weight:600;color:var(--brand)}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:border-color .18s ease-out}
.faq-item[open]{border-color:var(--brand)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 22px;font-size:16px;font-weight:600;color:var(--ink)}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .plus{flex:none;width:22px;height:22px;position:relative;border-radius:50%;border:1px solid var(--line);transition:border-color .18s ease-out,transform .18s ease-out}
.faq-item summary .plus::before,.faq-item summary .plus::after{content:"";position:absolute;left:50%;top:50%;background:var(--brand);transform:translate(-50%,-50%)}
.faq-item summary .plus::before{width:10px;height:1.6px}
.faq-item summary .plus::after{width:1.6px;height:10px;transition:opacity .18s ease-out}
.faq-item[open] summary .plus::after{opacity:0}
.faq-item .faq-body{padding:0 22px 20px;color:var(--ink-2);font-size:15px;line-height:1.85}
.faq-item .faq-body p:last-child{margin-bottom:0}

/* cta band */
.cta-band{background:#171310;color:#F7F1E6;position:relative;overflow:hidden}
.cta-band::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/26bce2e42e576f14.webp');background-size:cover;background-position:center;opacity:.22;filter:grayscale(.4)}
.cta-band .wrap{position:relative;z-index:2}
.cta-inner{display:grid;grid-template-columns:1fr;gap:22px;align-items:center;padding:clamp(36px,5vw,60px) 0}
@media(min-width:900px){.cta-inner{grid-template-columns:1.4fr .9fr;gap:40px}}
.cta-inner h2{color:#FBF6EC;font-size:clamp(22px,2.8vw,32px);margin-bottom:10px}
.cta-inner p{color:rgba(247,241,230,.78);margin:0;font-size:15px;max-width:40em}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
@media(min-width:900px){.cta-actions{justify-content:flex-end}}
.btn-quiet{background:transparent;border-color:rgba(250,246,239,.42);color:#F7F1E7}
.btn-quiet:hover{background:rgba(250,246,239,.12);border-color:rgba(250,246,239,.7)}
.btn-gold{background:var(--gold);color:#20180F}
.btn-gold:hover{background:var(--gold-soft);transform:translateY(-1px)}

/* ============ footer ============ */
.site-footer{background:#171310;color:#EFE7DB;padding:clamp(44px,5.6vw,76px) 0 24px}
.footer-grid{display:grid;grid-template-columns:1fr;gap:32px}
@media(min-width:640px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px}}
.site-footer .brand-name{color:#FBF6EC;font-size:17px}
.site-footer .brand-sub{color:rgba(239,231,219,.55)}
.footer-brand p{color:rgba(239,231,219,.68);font-size:14px;margin:16px 0 0;line-height:1.8;max-width:34em}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-tags span{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-chip);border:1px solid rgba(239,231,219,.22);color:rgba(239,231,219,.72);font-size:12px}
.footer-col h3{font-size:13px;letter-spacing:.14em;color:rgba(239,231,219,.6);margin-bottom:14px;font-family:inherit;font-weight:600}
.footer-col a{display:block;font-size:14px;color:rgba(239,231,219,.82);padding:6px 0;transition:color .18s ease-out}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;margin-top:36px;padding-top:20px;border-top:1px solid rgba(239,231,219,.14);font-size:13px;color:rgba(239,231,219,.55)}
.footer-bottom p{margin:0}

/* reveal */
html.js .reveal{opacity:0;transform:translateY(16px);transition:opacity .55s ease-out,transform .55s ease-out}
html.js .reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  html.js .reveal{opacity:1;transform:none;transition:none}
  *{transition-duration:.01ms !important;animation-duration:.01ms !important}
}

/* roulang page: category1 */
:root{
  --ink:#171310;--ink-2:#4A423B;--muted:#8A7F74;
  --paper:#FAF6EF;--paper-2:#F2ECE3;--line:#E2D9CC;
  --brand:#E2543B;--brand-dark:#B93B27;
  --accent:#24544A;--accent-soft:#DDE8E1;
  --gold:#C8A15A;--gold-soft:#E7D3AC;
  --radius-card:14px;--radius-btn:10px;--radius-chip:999px;
  --shadow:0 1px 0 rgba(23,19,16,.04),0 14px 30px -22px rgba(23,19,16,.28);
  --wrap:1200px;
  --serif:"Noto Serif SC","Songti SC","Source Han Serif SC",Georgia,"Times New Roman",serif;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
h1,h2,h3,h4{font-family:var(--serif);font-weight:700;line-height:1.3;letter-spacing:-.02em;margin:0}
p{margin:0 0 1.1em}
p:last-child{margin-bottom:0}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:var(--gold-soft);color:var(--ink)}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
@media(min-width:1024px){.wrap{padding:0 32px}}
@media(min-width:1280px){.wrap{padding:0 48px}}
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 18px;border-radius:0 0 10px 0;z-index:200}
.skip:focus{left:0}

/* header */
.site-header{position:sticky;top:0;z-index:80;background:rgba(250,246,239,.94);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .2s ease-out,box-shadow .2s ease-out}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 12px 26px -24px rgba(23,19,16,.6)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:18px;height:70px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;min-width:0}
.brand-mark{width:36px;height:36px;flex:none}
.brand-txt{min-width:0}
.brand-name{display:block;font-family:var(--serif);font-size:17px;font-weight:700;line-height:1.2;letter-spacing:-.01em;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.brand-sub{display:block;font-size:11px;letter-spacing:.16em;color:var(--muted);line-height:1.3;margin-top:3px}
.nav-links{display:none}
@media(min-width:1024px){
  .nav-links{display:flex;align-items:center;gap:2px}
}
.nav-link{position:relative;display:inline-flex;align-items:center;height:70px;padding:0 13px;font-size:15px;color:var(--ink-2);white-space:nowrap;transition:color .18s ease-out}
.nav-link:hover{color:var(--ink)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:13px;right:13px;bottom:13px;height:2px;background:var(--brand)}
.nav-right{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-mega{position:relative;display:none}
@media(min-width:1024px){.nav-mega{display:block}}
.mega-trigger{display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;color:var(--ink-2);font-size:14px;cursor:pointer;transition:border-color .18s ease-out,color .18s ease-out}
.mega-trigger:hover{border-color:var(--brand);color:var(--ink)}
.mega-trigger svg{transition:transform .2s ease-out}
.nav-mega:hover .mega-trigger svg,.nav-mega:focus-within .mega-trigger svg{transform:rotate(180deg)}
.mega-panel{position:absolute;right:0;top:calc(100% + 12px);width:min(720px,86vw);background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:22px;display:grid;grid-template-columns:1.1fr 1fr .95fr;gap:22px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .22s ease-out,transform .22s ease-out,visibility .22s}
.nav-mega:hover .mega-panel,.nav-mega:focus-within .mega-panel,.nav-mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12px;letter-spacing:.16em;color:var(--muted);margin:0 0 10px;font-weight:600;font-family:var(--sans)}
.mega-cat{display:flex;gap:10px;padding:9px 8px;border-radius:10px;transition:background .18s ease-out}
.mega-cat:hover{background:var(--paper-2)}
.mega-num{font-family:Georgia,serif;font-size:12px;color:var(--brand);padding-top:3px;flex:none}
.mega-cat strong{display:block;font-size:14px;line-height:1.5}
.mega-cat em{display:block;font-style:normal;font-size:12px;color:var(--muted);line-height:1.5}
.mega-post{display:block;font-size:14px;line-height:1.6;padding:8px;border-radius:10px;color:var(--ink-2);transition:background .18s ease-out,color .18s ease-out}
.mega-post:hover{background:var(--paper-2);color:var(--ink)}
.mega-cta{border-left:1px solid var(--line);padding-left:20px;display:flex;flex-direction:column;gap:10px}
.mega-cta p{font-size:13px;color:var(--ink-2);margin:0}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;cursor:pointer}
@media(min-width:1024px){.nav-toggle{display:none}}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--paper);padding:14px 20px 22px}
.mobile-drawer.open{display:block}
@media(min-width:1024px){.mobile-drawer{display:none!important}}
.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:48px;padding:0 10px;border-radius:10px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line)}
.drawer-link:last-of-type{border-bottom:0}
.drawer-link.is-active{color:var(--brand);font-weight:600}
.drawer-note{font-size:13px;color:var(--muted);padding:12px 10px 0;line-height:1.7}

/* buttons & chips */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--paper-2)}
.btn-sm{padding:9px 16px;font-size:14px}
.chip{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-chip);background:var(--accent-soft);color:var(--accent);font-size:12px;letter-spacing:.02em;font-weight:600}
.chip--brand{background:#FBE6E1;color:var(--brand-dark)}
.chip--line{background:transparent;border:1px solid var(--line);color:var(--ink-2);font-weight:500}

/* page head */
.page-head{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:clamp(26px,4vw,46px) 0 clamp(30px,4.4vw,54px)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:16px}
.crumb a{transition:color .18s ease-out}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:#C9BFB1}
.page-head h1{font-size:clamp(26px,3.6vw,42px);max-width:24ch;letter-spacing:-.03em}
.page-lede{max-width:66ch;color:var(--ink-2);font-size:16px;margin-top:16px}
.page-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:22px}
.page-updated{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums;letter-spacing:.01em}

/* doc layout */
.doc-shell{display:grid;grid-template-columns:1fr;gap:28px;padding-top:clamp(34px,4.6vw,60px);padding-bottom:clamp(38px,5vw,68px)}
@media(min-width:1024px){
  .doc-shell{grid-template-columns:274px minmax(0,1fr);gap:52px;align-items:start}
  .doc-side{position:sticky;top:96px}
}
.index-card{border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;padding:20px 18px;box-shadow:var(--shadow)}
.index-title{font-size:15px;margin:0 0 4px}
.index-sub{font-size:12.5px;color:var(--muted);margin:0 0 14px;line-height:1.6}
.index-list{display:grid;grid-template-columns:1fr 1fr;gap:2px}
.index-list a{display:flex;align-items:baseline;gap:7px;padding:9px 8px;border-radius:9px;font-size:13.5px;color:var(--ink-2);line-height:1.45;transition:background .18s ease-out,color .18s ease-out}
.index-list a:hover{background:var(--paper-2);color:var(--ink)}
.idx{font-family:Georgia,serif;font-size:11px;color:var(--brand);flex:none}
.index-foot{margin-top:14px;padding-top:12px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted);line-height:1.65}

.doc-sec{padding:clamp(26px,3.4vw,40px) 0;border-top:1px solid var(--line)}
.doc-sec:first-child{border-top:0;padding-top:0}
.doc-sec > h2{font-size:clamp(20px,2.2vw,28px);margin-bottom:8px}
.sec-kicker{display:inline-block;font-family:Georgia,serif;font-size:12px;letter-spacing:.16em;color:var(--brand);margin-bottom:8px}
.sec-note{font-size:14.5px;color:var(--ink-2);max-width:64ch}

/* steps */
.step-row{display:grid;gap:18px;align-items:center;margin-top:24px}
@media(min-width:768px){
  .step-row{grid-template-columns:1.05fr .95fr;gap:30px}
  .step-row.rev .step-text{order:2}
  .step-row.rev .step-media{order:1}
}
.step-media{border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:var(--paper-2)}
.step-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease-out}
.step-media:hover img{transform:scale(1.03)}
.step-num{font-family:Georgia,serif;font-size:12.5px;letter-spacing:.16em;color:var(--brand)}
.step-text h3{font-size:clamp(18px,1.8vw,21px);margin:6px 0 10px}
.step-text p{font-size:15px;color:var(--ink-2)}
.step-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}

/* entry list */
.entry-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:12px}
.entry-list{margin-top:20px;border-top:1px solid var(--line)}
.entry{display:grid;grid-template-columns:auto minmax(0,1fr);gap:12px 14px;align-items:start;padding:18px 8px;border-bottom:1px solid var(--line);transition:background .18s ease-out}
.entry:hover{background:var(--paper-2)}
.entry-no{font-family:Georgia,serif;font-size:14px;color:var(--brand);padding-top:4px;font-variant-numeric:tabular-nums}
.entry h3{font-size:17px;margin-bottom:4px}
.entry p{font-size:14.5px;color:var(--ink-2);margin:0;max-width:62ch}
.entry-meta{grid-column:2;display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);font-variant-numeric:tabular-nums}
@media(min-width:768px){
  .entry{grid-template-columns:auto minmax(0,1fr) auto}
  .entry-meta{grid-column:3;flex-direction:column;align-items:flex-end;gap:6px;padding-top:2px}
}
.list-more{display:flex;justify-content:center;margin-top:26px}

/* version cards */
.ver-grid{display:grid;gap:16px;margin-top:24px}
@media(min-width:640px){.ver-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.ver-grid{grid-template-columns:repeat(2,1fr)}}
.vcard{border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;padding:20px 20px 14px;transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.vcard:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.vcard h3{font-size:16px;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.vrow{display:flex;align-items:baseline;justify-content:space-between;gap:14px;font-size:14px;color:var(--ink-2);padding:8px 0;border-bottom:1px dashed var(--line)}
.vrow:last-child{border-bottom:0}
.vrow b{font-family:var(--sans);font-weight:600;color:var(--ink);font-variant-numeric:tabular-nums;text-align:right}

/* faq */
.faq{margin-top:18px;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:16px 4px;cursor:pointer;font-size:16px;font-weight:600;line-height:1.6;list-style:none;transition:color .18s ease-out}
.faq summary:hover{color:var(--brand-dark)}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:Georgia,serif;font-size:20px;color:var(--brand);line-height:1;flex:none;padding-top:3px}
.faq details[open] summary::after{content:"−"}
.faq .ans{padding:0 4px 18px;font-size:15px;color:var(--ink-2);max-width:66ch}

/* channels */
.channels{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:clamp(42px,5.6vw,78px) 0}
.channels h2{font-size:clamp(22px,2.4vw,32px);margin-bottom:8px}
.channels .sec-note{max-width:60ch}
.chan-grid{display:grid;gap:16px;margin-top:28px}
@media(min-width:768px){.chan-grid{grid-template-columns:1fr 1fr}}
.chan-card{display:flex;flex-direction:column;gap:10px;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--paper);padding:24px 22px;transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.chan-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.chan-card h3{font-size:19px}
.chan-card p{font-size:14.5px;color:var(--ink-2);margin:0}
.chan-link{font-size:14px;font-weight:600;color:var(--brand-dark);display:inline-flex;align-items:center;gap:6px;margin-top:4px;background-image:linear-gradient(var(--brand),var(--brand));background-size:0% 1px;background-position:0 100%;background-repeat:no-repeat;transition:background-size .25s ease-out;width:max-content;padding-bottom:2px}
.chan-card:hover .chan-link{background-size:100% 1px}

/* safety strip */
.safety-strip{padding:clamp(32px,4.4vw,56px) 0}
.safety-box{background:var(--accent-soft);border:1px solid #CBDCD2;border-radius:var(--radius-card);padding:clamp(22px,3vw,32px)}
.safety-box h2{font-size:clamp(18px,2vw,22px);margin-bottom:14px}
.safety-grid{display:grid;gap:14px}
@media(min-width:640px){.safety-grid{grid-template-columns:1fr 1fr}}
@media(min-width:1024px){.safety-grid{grid-template-columns:repeat(4,1fr)}}
.safety-item{display:flex;gap:10px;align-items:flex-start;font-size:14px;line-height:1.7;color:#1F463E}
.safety-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);flex:none;margin-top:9px}
.safety-note{margin-top:18px;font-size:13px;color:#3C6459}

/* footer */
.site-footer{background:#171310;color:#D9D1C6;padding:clamp(44px,5.6vw,72px) 0 26px}
.footer-grid{display:grid;gap:32px}
@media(min-width:900px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}}
.footer-brand .brand-name{color:#FAF6EF;font-size:17px;white-space:normal}
.footer-brand .brand-sub{color:var(--gold);letter-spacing:.14em}
.footer-brand p{font-size:14px;color:#A79E92;max-width:38ch;margin-top:16px;line-height:1.8}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-tags span{font-size:12px;padding:4px 11px;border:1px solid rgba(250,246,239,.18);border-radius:var(--radius-chip);color:#B8AFA3}
.footer-col h3{font-size:14px;color:#FAF6EF;margin-bottom:12px;letter-spacing:.02em;font-family:var(--sans)}
.footer-col a{display:block;font-size:14px;color:#A79E92;padding:5px 0;transition:color .18s ease-out}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;border-top:1px solid rgba(250,246,239,.14);margin-top:36px;padding-top:18px;font-size:13px;color:#8A7F74}
.footer-bottom p{margin:0}

/* motion */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s ease-out,transform .5s ease-out}
.reveal.in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none;transition:none}
  .step-media:hover img{transform:none}
  *{animation-duration:.001ms!important;transition-duration:.001ms!important}
}

/* roulang page: category2 */
:root{
  --ink:#171310;--ink-2:#4A423B;--muted:#8A7F74;
  --paper:#FAF6EF;--paper-2:#F2ECE3;--line:#E2D9CC;
  --brand:#E2543B;--brand-dark:#B93B27;
  --accent:#24544A;--accent-soft:#DDE8E1;
  --gold:#C8A15A;--gold-soft:#E7D3AC;
  --radius-card:14px;--radius-btn:10px;--radius-chip:999px;
  --shadow:0 1px 0 rgba(23,19,16,.04),0 14px 30px -22px rgba(23,19,16,.28);
  --wrap:1200px;
  --font-serif:"Noto Serif SC","Songti SC","Source Han Serif SC",Georgia,"Times New Roman",serif;
  --font-sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-sans);font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;font-variant-numeric:tabular-nums}
h1,h2,h3,h4{margin:0;font-family:var(--font-serif);font-weight:700;letter-spacing:-.02em;line-height:1.28}
p{margin:0 0 1.1em}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
@media(min-width:768px){.wrap{padding:0 32px}}
@media(min-width:1280px){.wrap{padding:0 48px}}
.site a{color:inherit;text-decoration:none}
.sec-title{font-size:clamp(22px,2.4vw,32px)}
.lead{font-size:16px;color:var(--ink-2)}

/* header */
.site-header{position:sticky;top:0;z-index:80;background:rgba(250,246,239,.94);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .2s ease-out,box-shadow .2s ease-out}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 12px 26px -24px rgba(23,19,16,.6)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:70px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:36px;height:36px;flex:none}
.brand-name{display:block;font-family:var(--font-serif);font-size:18px;font-weight:700;line-height:1.15;letter-spacing:-.01em}
.brand-sub{display:block;font-size:11px;letter-spacing:.18em;color:var(--muted);line-height:1.3;margin-top:2px}
.nav-links{display:none;align-items:center;gap:2px}
.nav-link{position:relative;display:inline-flex;align-items:center;height:70px;padding:0 14px;font-size:15px;color:var(--ink-2);transition:color .18s ease-out}
.nav-link:hover{color:var(--ink)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:13px;height:2px;background:var(--brand)}
.nav-right{display:flex;align-items:center;gap:10px}
.nav-mega{display:none;position:relative}
.mega-trigger{display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;color:var(--ink-2);font-size:14px;cursor:pointer;transition:border-color .18s ease-out,color .18s ease-out}
.mega-trigger:hover{border-color:var(--brand);color:var(--ink)}
.mega-panel{position:absolute;right:0;top:calc(100% + 12px);width:min(720px,88vw);background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:22px;display:grid;grid-template-columns:1.1fr 1fr .95fr;gap:22px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .22s ease-out,transform .22s ease-out,visibility .22s}
.nav-mega:hover .mega-panel,.nav-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12px;letter-spacing:.16em;color:var(--muted);margin:0 0 10px;font-weight:600}
.mega-cat{display:flex;gap:10px;padding:9px 8px;border-radius:10px;transition:background .18s ease-out}
.mega-cat:hover{background:var(--paper-2)}
.mega-num{font-family:var(--font-serif);font-size:12px;color:var(--brand);padding-top:3px}
.mega-cat strong{display:block;font-size:14px;line-height:1.5;font-weight:600}
.mega-cat em{display:block;font-style:normal;font-size:12px;color:var(--muted);line-height:1.5}
.mega-post{display:block;font-size:14px;line-height:1.6;padding:8px;border-radius:10px;color:var(--ink-2);transition:background .18s ease-out,color .18s}
.mega-post:hover{background:var(--paper-2);color:var(--ink)}
.mega-empty{font-size:13px;color:var(--muted);margin:0}
.mega-cta{border-left:1px solid var(--line);padding-left:20px;display:flex;flex-direction:column;gap:10px}
.mega-cta p{font-size:13px;color:var(--ink-2);margin:0}
.nav-toggle{display:inline-flex;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--paper);padding:12px 20px 22px}
.mobile-drawer.open{display:block}
.mobile-drawer a.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:46px;padding:0 10px;border-radius:10px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line)}
.mobile-drawer a.drawer-link:last-of-type{border-bottom:0}
.mobile-drawer a.drawer-link.is-active{color:var(--brand);font-weight:600}
@media(min-width:1024px){
  .nav-links{display:flex}
  .nav-mega{display:block}
  .nav-toggle{display:none}
  .mobile-drawer{display:none!important}
}

/* buttons & chips */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .18s ease-out,color .18s ease-out,border-color .18s ease-out,transform .18s ease-out}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--paper-2)}
.btn-sm{padding:9px 16px;font-size:14px}
.chip{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-chip);background:var(--accent-soft);color:var(--accent);font-size:12px;letter-spacing:.02em;font-weight:600}
.chip--brand{background:#FBE6E1;color:var(--brand-dark)}
.chip--line{background:transparent;border:1px solid var(--line);color:var(--ink-2);font-weight:500}
.link-underline{position:relative;display:inline-block;font-weight:600;color:var(--brand-dark);padding-bottom:2px;background-image:linear-gradient(var(--brand),var(--brand));background-repeat:no-repeat;background-position:0 100%;background-size:0 2px;transition:background-size .24s ease-out}
.link-underline:hover{background-size:100% 2px}

/* page head */
.page-head{position:relative;overflow:hidden;padding:clamp(28px,4vw,48px) 0 clamp(40px,5.5vw,76px);border-bottom:1px solid var(--line);background:var(--paper)}
.page-head::before{content:"";position:absolute;inset:0;background-image:url('/assets/images/26bce2e42e576f14.webp');background-size:cover;background-position:center;opacity:.1}
.page-head::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(250,246,239,.86),rgba(250,246,239,.98))}
.page-head .wrap{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px;flex-wrap:wrap}
.crumb a:hover{color:var(--brand-dark)}
.crumb .sep{color:var(--line)}
.crumb-current{color:var(--ink-2)}
.head-grid{display:grid;gap:32px}
@media(min-width:1024px){.head-grid{grid-template-columns:1.6fr .9fr;gap:56px;align-items:start}}
.page-head h1{font-size:clamp(28px,3.6vw,44px);margin:14px 0 18px;letter-spacing:-.025em}
.head-lead{font-size:16px;color:var(--ink-2);max-width:60ch}
.head-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.infobox{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px 22px 10px;box-shadow:var(--shadow)}
.infobox-title{font-size:14px;letter-spacing:.12em;color:var(--muted);font-family:var(--font-sans);font-weight:600;margin:0 0 12px}
.infobox dl{margin:0}
.infobox dl>div{display:grid;grid-template-columns:88px 1fr;gap:12px;padding:10px 0;border-top:1px solid var(--line)}
.infobox dt{font-size:13px;color:var(--muted)}
.infobox dd{margin:0;font-size:14px;color:var(--ink-2);line-height:1.7}

/* sections */
.section{padding:clamp(52px,7vw,96px) 0}
.section--alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{max-width:68ch;margin-bottom:clamp(26px,3.4vw,44px)}
.eyebrow{display:inline-block;font-family:var(--font-serif);font-size:12px;letter-spacing:.22em;color:var(--brand);margin-bottom:12px}
.sec-head h2{font-size:clamp(22px,2.4vw,32px);margin-bottom:12px}
.sec-head p{color:var(--ink-2);margin:0}

/* scene grid */
.scene-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:640px){.scene-grid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.scene-grid{grid-template-columns:repeat(3,1fr)}}
.scene-card{display:flex;flex-direction:column;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.scene-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.scene-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--paper-2)}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease-out;loading:lazy}
.scene-card:hover .scene-thumb img{transform:scale(1.04)}
.scene-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:8px;flex:1}
.scene-body h3{font-size:19px}
.scene-body p{font-size:14px;color:var(--ink-2);line-height:1.8;margin:0}
.scene-body .chip{align-self:flex-start}

/* timeline */
.timeline{border-top:1px solid var(--line)}
.step{display:grid;grid-template-columns:1fr;gap:8px;padding:24px 0;border-bottom:1px solid var(--line)}
@media(min-width:768px){.step{grid-template-columns:88px 1fr;gap:24px;padding:28px 0}}
.step-num{font-family:var(--font-serif);font-size:26px;color:var(--brand);line-height:1;letter-spacing:.02em}
.step h3{font-size:19px;margin-bottom:6px}
.step p{font-size:15px;color:var(--ink-2);margin:0}

/* starter cards */
.start-grid{display:grid;gap:20px;grid-template-columns:1fr}
@media(min-width:768px){.start-grid{grid-template-columns:repeat(3,1fr)}}
.start-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:26px 24px;transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.start-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:var(--shadow)}
.start-card .big{font-family:var(--font-serif);font-size:34px;color:var(--accent);line-height:1;margin-bottom:14px;display:block}
.start-card h3{font-size:18px;margin-bottom:8px}
.start-card p{font-size:14px;color:var(--ink-2);margin:0;line-height:1.8}

/* rules */
.rules{display:grid;gap:22px;grid-template-columns:1fr}
@media(min-width:768px){.rules{grid-template-columns:1fr 1fr}}
.rule-col{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px}
.rule-col h3{font-size:18px;display:flex;align-items:center;gap:10px;margin-bottom:14px}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block;flex:none}
.dot--ok{background:var(--accent)}
.dot--no{background:var(--muted)}
.rule-col li{position:relative;padding-left:26px;font-size:15px;color:var(--ink-2);padding-top:8px;padding-bottom:8px;border-bottom:1px dashed var(--line);line-height:1.75}
.rule-col li:last-child{border-bottom:0}
.rule-col li::before{position:absolute;left:0;top:9px;font-size:13px}
.rule-col--ok li::before{content:"✓";color:var(--accent);font-weight:700}
.rule-col--no li::before{content:"×";color:var(--brand);font-weight:700}

/* post list */
.post-list{border-top:1px solid var(--line)}
.post-item{display:grid;gap:6px;padding:20px 6px;border-bottom:1px solid var(--line);transition:background .18s ease-out,padding-left .18s ease-out}
.post-item:hover{background:var(--paper);padding-left:14px}
.post-item .post-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12px;color:var(--muted)}
.post-item h3{font-size:18px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-item p{font-size:14px;color:var(--ink-2);margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.list-empty{font-size:15px;color:var(--muted);padding:26px 0;margin:0}

/* channel entries */
.channel-grid{display:grid;gap:18px;grid-template-columns:1fr}
@media(min-width:768px){.channel-grid{grid-template-columns:repeat(3,1fr)}}
.channel-card{display:flex;flex-direction:column;gap:10px;padding:24px;border:1px solid var(--line);border-radius:var(--radius-card);background:#fff;transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.channel-card:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.channel-card .num{font-family:var(--font-serif);font-size:13px;letter-spacing:.18em;color:var(--brand)}
.channel-card h3{font-size:19px}
.channel-card p{font-size:14px;color:var(--ink-2);margin:0;line-height:1.8}
.channel-card .go{font-size:13px;font-weight:600;color:var(--accent);margin-top:auto}

/* faq */
.faq{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{list-style:none;cursor:pointer;display:flex;align-items:flex-start;justify-content:space-between;gap:16px;padding:20px 4px;font-family:var(--font-serif);font-size:17px;font-weight:700;line-height:1.6;transition:color .18s ease-out}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{color:var(--brand-dark)}
.plus{flex:none;width:22px;height:22px;position:relative;margin-top:4px;transition:transform .16s ease-out}
.plus::before,.plus::after{content:"";position:absolute;background:var(--brand);border-radius:2px}
.plus::before{left:0;right:0;top:10px;height:2px}
.plus::after{top:0;bottom:0;left:10px;width:2px}
.faq-item[open] .plus{transform:rotate(45deg)}
.faq-body{padding:0 4px 22px;color:var(--ink-2);font-size:15px;max-width:76ch}
.faq-body p{margin-bottom:.8em}
.faq-body p:last-child{margin-bottom:0}

/* notice */
.notice{display:flex;gap:16px;align-items:flex-start;background:var(--accent-soft);border:1px solid #CBDCD2;border-radius:var(--radius-card);padding:24px}
.notice strong{display:block;font-family:var(--font-serif);font-size:17px;color:var(--accent);margin-bottom:6px}
.notice p{margin:0;font-size:14px;color:#2F5A50;line-height:1.8}
.notice .mark{flex:none;width:34px;height:34px;border-radius:50%;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px}

/* footer */
.site-footer{background:#171310;color:#EDE5D9;padding:clamp(44px,6vw,78px) 0 26px}
.footer-grid{display:grid;gap:34px;grid-template-columns:1fr}
@media(min-width:768px){.footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}}
.footer-brand .brand-name{color:#F7F1E7}
.footer-brand .brand-sub{color:#B8AA98}
.footer-brand p{font-size:14px;color:#B8AA98;max-width:36ch;margin-top:14px;line-height:1.8}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-tags span{font-size:12px;padding:4px 10px;border:1px solid rgba(237,229,217,.22);border-radius:var(--radius-chip);color:#D8CCBB}
.footer-col h3{font-family:var(--font-serif);font-size:14px;letter-spacing:.08em;color:#F7F1E7;margin-bottom:14px}
.footer-col a{display:block;font-size:14px;color:#B8AA98;padding:6px 0;transition:color .18s ease-out}
.footer-col a:hover{color:var(--brand)}
.footer-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:38px;padding-top:20px;border-top:1px solid rgba(237,229,217,.16);font-size:13px;color:#9C8F7F}
.footer-bottom p{margin:0}

/* motion */
.fade-up{transition:opacity .6s ease-out,transform .6s ease-out}
html.js-ready .fade-up{opacity:0;transform:translateY(16px)}
html.js-ready .fade-up.is-in{opacity:1;transform:none}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html.js-ready .fade-up{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
  --ink:#171310;--ink-2:#4A423B;--muted:#8A7F74;
  --paper:#FAF6EF;--paper-2:#F2ECE3;--line:#E2D9CC;
  --brand:#E2543B;--brand-dark:#B93B27;
  --accent:#24544A;--accent-soft:#DDE8E1;
  --gold:#C8A15A;--gold-soft:#E7D3AC;
  --radius-card:14px;--radius-btn:10px;--radius-chip:999px;
  --shadow:0 1px 0 rgba(23,19,16,.04),0 14px 30px -22px rgba(23,19,16,.28);
  --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:"Noto Serif SC","Songti SC",Georgia,serif;margin:0;line-height:1.34;letter-spacing:-.01em}
p{margin:0 0 1.1em}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 clamp(20px,4vw,48px)}
.band{padding:clamp(46px,6vw,86px) 0}
.band--alt{background:var(--paper-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-title{font-size:clamp(22px,2.4vw,32px)}
.lead{font-size:16px;color:var(--ink-2)}
.eyebrow{font-size:12px;letter-spacing:.18em;color:var(--muted);font-weight:600;margin:0 0 10px}
.fade-up{opacity:0;transform:translateY(16px);transition:opacity .55s ease-out,transform .55s ease-out}
.fade-up.in{opacity:1;transform:none}
/* header */
.site-header{position:sticky;top:0;z-index:80;background:rgba(250,246,239,.94);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .2s ease-out,box-shadow .2s ease-out}
.site-header.is-stuck{border-bottom-color:var(--line);box-shadow:0 12px 26px -24px rgba(23,19,16,.6)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;height:70px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:36px;height:36px;flex:none}
.brand-name{display:block;font-family:"Noto Serif SC","Songti SC",Georgia,serif;font-size:18px;font-weight:700;line-height:1.15;letter-spacing:-.01em}
.brand-sub{display:block;font-size:11px;letter-spacing:.18em;color:var(--muted);line-height:1.3;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:2px}
.nav-link{position:relative;display:inline-flex;align-items:center;height:70px;padding:0 14px;font-size:15px;color:var(--ink-2);transition:color .18s ease-out}
.nav-link:hover{color:var(--ink)}
.nav-link.is-active{color:var(--ink);font-weight:600}
.nav-link.is-active::after{content:"";position:absolute;left:14px;right:14px;bottom:13px;height:2px;background:var(--brand)}
.nav-right{display:flex;align-items:center;gap:10px}
.nav-mega{position:relative}
.mega-trigger{display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 14px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;color:var(--ink-2);font-size:14px;cursor:pointer;transition:.18s ease-out}
.mega-trigger:hover{border-color:var(--brand);color:var(--ink)}
.mega-panel{position:absolute;right:0;top:calc(100% + 12px);width:min(720px,88vw);background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:22px;display:grid;grid-template-columns:1.1fr 1fr .95fr;gap:22px;opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .22s ease-out,transform .22s ease-out,visibility .22s}
.nav-mega:hover .mega-panel,.nav-mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-title{font-size:12px;letter-spacing:.16em;color:var(--muted);margin:0 0 10px;font-weight:600}
.mega-cat{display:flex;gap:10px;padding:9px 8px;border-radius:10px;transition:background .18s ease-out}
.mega-cat:hover{background:var(--paper-2)}
.mega-num{font-family:Georgia,serif;font-size:12px;color:var(--brand);padding-top:3px}
.mega-cat strong{display:block;font-size:14px;line-height:1.5}
.mega-cat em{display:block;font-style:normal;font-size:12px;color:var(--muted);line-height:1.5}
.mega-post{display:block;font-size:14px;line-height:1.6;padding:8px;border-radius:10px;color:var(--ink-2);transition:background .18s ease-out,color .18s}
.mega-post:hover{background:var(--paper-2);color:var(--ink)}
.mega-empty{font-size:13px;color:var(--muted);margin:0}
.mega-cta{border-left:1px solid var(--line);padding-left:20px;display:flex;flex-direction:column;gap:10px}
.mega-cta p{font-size:13px;color:var(--ink-2);margin:0}
.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:var(--radius-btn);background:#fff;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle span{display:block;width:18px;height:2px;background:var(--ink);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--ink)}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{display:none;border-top:1px solid var(--line);background:var(--paper);padding:16px 20px 22px}
.mobile-drawer.open{display:block}
.mobile-drawer a.drawer-link{display:flex;align-items:center;justify-content:space-between;min-height:46px;padding:0 10px;border-radius:10px;font-size:15px;color:var(--ink-2);border-bottom:1px solid var(--line)}
.mobile-drawer a.drawer-link:last-of-type{border-bottom:0}
.mobile-drawer a.drawer-link.is-active{color:var(--brand);font-weight:600}
@media(max-width:1023px){
  .nav-links{display:none}
  .nav-mega{display:none}
  .nav-toggle{display:inline-flex}
}
/* buttons & chips */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:var(--radius-btn);font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;transition:background .18s ease-out,color .18s ease-out,border-color .18s,transform .18s ease-out}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);transform:translateY(-1px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-ghost:hover{background:var(--paper-2)}
.btn-sm{padding:9px 16px;font-size:14px}
.chip{display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:var(--radius-chip);background:var(--accent-soft);color:var(--accent);font-size:12px;letter-spacing:.02em;font-weight:600}
.chip--brand{background:#FBE6E1;color:var(--brand-dark)}
.chip--line{background:transparent;border:1px solid var(--line);color:var(--ink-2);font-weight:500}
/* category head */
.cathead{background:var(--paper-2);border-bottom:1px solid var(--line);padding:26px 0 clamp(38px,5vw,60px)}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px}
.crumb a:hover{color:var(--brand)}
.crumb span{opacity:.5}
.cathead-grid{display:grid;grid-template-columns:1.4fr .85fr;gap:clamp(26px,4vw,52px);align-items:start}
.cathead h1{font-size:clamp(28px,3.9vw,46px);letter-spacing:-.02em}
.cathead .cat-lead{font-size:16px;color:var(--ink-2);max-width:64ch;margin-top:16px}
.cat-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.cat-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:18px;font-size:13px;color:var(--muted)}
.infobox{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 22px;box-shadow:var(--shadow)}
.infobox h2{font-size:14px;letter-spacing:.1em;color:var(--muted);font-family:"PingFang SC","Microsoft YaHei",sans-serif;font-weight:600;margin:0 0 12px}
.info-row{display:flex;justify-content:space-between;gap:14px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:14px}
.info-row:last-of-type{border-bottom:0}
.info-row dt{color:var(--muted)}
.info-row dd{margin:0;font-weight:600;font-variant-numeric:tabular-nums}
/* manual layout */
.manual{display:grid;grid-template-columns:250px minmax(0,1fr);gap:clamp(28px,4vw,56px);align-items:start}
.toc{position:sticky;top:92px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:18px 18px 14px;box-shadow:var(--shadow)}
.toc h2{font-size:12px;letter-spacing:.16em;color:var(--muted);font-family:"PingFang SC","Microsoft YaHei",sans-serif;font-weight:600;margin:0 0 12px}
.toc a{display:flex;gap:10px;padding:8px 8px;border-radius:8px;font-size:14px;color:var(--ink-2);transition:background .16s ease-out,color .16s}
.toc a:hover{background:var(--paper-2);color:var(--ink)}
.toc .toc-num{font-family:Georgia,serif;font-size:12px;color:var(--brand);padding-top:3px}
.toc-note{margin:14px 0 0;font-size:12px;color:var(--muted);border-top:1px solid var(--line);padding-top:12px;line-height:1.7}
.entry{padding-top:clamp(26px,3.4vw,42px);margin-top:clamp(26px,3.4vw,42px);border-top:1px solid var(--line)}
.entry:first-child{margin-top:0;padding-top:0;border-top:0}
.entry-head{display:flex;align-items:baseline;gap:14px;margin-bottom:8px}
.entry-num{font-family:Georgia,serif;font-size:14px;color:var(--brand);font-variant-numeric:tabular-nums}
.entry h2{font-size:clamp(20px,2.2vw,26px)}
.entry .entry-sub{color:var(--ink-2);font-size:15px;margin:6px 0 20px}
/* checklist */
.checklist{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.check-item{display:flex;gap:12px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px;transition:border-color .18s ease-out,transform .18s ease-out}
.check-item:hover{border-color:var(--brand);transform:translateY(-2px)}
.check-box{width:20px;height:20px;flex:none;border-radius:6px;border:1.6px solid var(--brand);position:relative;margin-top:4px;background:#fff}
.check-box::after{content:"";position:absolute;left:5px;top:1px;width:6px;height:11px;border-right:2px solid var(--brand);border-bottom:2px solid var(--brand);transform:rotate(40deg)}
.check-item strong{display:block;font-size:15px;margin-bottom:2px}
.check-item p{margin:0;font-size:13.5px;color:var(--ink-2);line-height:1.7}
/* privacy cards */
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(238px,1fr));gap:16px}
.pcard{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.pcard:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.pcard h3{font-size:17px;margin-bottom:8px}
.pcard p{margin:0;font-size:14px;color:var(--ink-2);line-height:1.75}
.pcard .chip{margin-bottom:10px}
/* compare */
.compare{display:grid;grid-template-columns:1fr 1px 1fr;gap:clamp(20px,3vw,34px);align-items:start}
.compare-divider{background:var(--line);height:100%;min-height:180px}
.compare-col h3{display:flex;align-items:center;gap:8px;font-size:17px;margin-bottom:14px}
.dot{width:9px;height:9px;border-radius:50%;flex:none}
.dot-ok{background:var(--accent)}
.dot-warn{background:var(--brand)}
.compare-col li{position:relative;padding-left:20px;font-size:14.5px;color:var(--ink-2);line-height:1.8;margin-bottom:10px}
.compare-col li::before{content:"";position:absolute;left:2px;top:11px;width:6px;height:6px;border-radius:50%;background:var(--line)}
.compare-col.ok li::before{background:var(--accent)}
.compare-col.warn li::before{background:var(--brand)}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:20px 18px;position:relative}
.step-num{font-family:Georgia,serif;font-size:13px;color:var(--brand);font-weight:700;letter-spacing:.08em;display:block;margin-bottom:8px}
.step h3{font-size:16px;margin-bottom:6px}
.step p{margin:0;font-size:13.5px;color:var(--ink-2);line-height:1.7}
/* faq */
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer;padding:18px 4px;font-size:16px;font-weight:600;list-style:none;font-family:"Noto Serif SC","Songti SC",Georgia,serif}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-family:Georgia,serif;font-size:20px;color:var(--brand);transition:transform .16s ease-out}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-body{padding:0 4px 20px;color:var(--ink-2);font-size:14.5px;line-height:1.85}
.faq-body p:last-child{margin-bottom:0}
/* posts */
.post-list{display:grid;gap:14px}
.post-row{display:grid;grid-template-columns:96px minmax(0,1fr);gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:14px;transition:border-color .18s ease-out,transform .18s ease-out}
.post-row:hover{border-color:var(--brand);transform:translateY(-2px)}
.post-thumb{aspect-ratio:4/3;border-radius:10px;overflow:hidden;background:var(--paper-2)}
.post-thumb img{width:100%;height:100%;object-fit:cover}
.post-body h3{font-size:16.5px;line-height:1.5;margin-bottom:4px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-body p{margin:0;font-size:13.5px;color:var(--ink-2);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:8px;font-size:12px;color:var(--muted)}
.list-empty{background:#fff;border:1px dashed var(--line);border-radius:var(--radius-card);padding:28px;text-align:center;color:var(--ink-2);font-size:14.5px}
.list-foot{margin-top:22px}
/* channels */
.chan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.chan{display:flex;flex-direction:column;justify-content:space-between;background:#fff;border:1px solid var(--line);border-radius:var(--radius-card);padding:22px;min-height:172px;transition:border-color .18s ease-out,transform .18s ease-out,box-shadow .18s ease-out}
.chan:hover{border-color:var(--brand);transform:translateY(-2px);box-shadow:var(--shadow)}
.chan h3{font-size:17px;margin:10px 0 6px}
.chan p{margin:0;font-size:13.5px;color:var(--ink-2);line-height:1.7}
.chan .chan-more{margin-top:14px;font-size:13px;color:var(--brand);font-weight:600}
/* notice */
.notice{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;background:var(--accent-soft);border:1px solid #CBDCD3;border-radius:var(--radius-card);padding:22px}
.notice div strong{display:block;font-size:14.5px;margin-bottom:4px;color:var(--accent)}
.notice div p{margin:0;font-size:13px;color:#2F5850;line-height:1.7}
/* figure */
.figure{margin:0 0 22px;border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:#fff}
.figure img{width:100%;aspect-ratio:16/9;object-fit:cover}
.figure figcaption{font-size:12.5px;color:var(--muted);padding:10px 14px;border-top:1px solid var(--line)}
/* footer */
.site-footer{background:#171310;color:#D9D1C6;padding:clamp(40px,5vw,64px) 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:clamp(24px,3vw,44px)}
.site-footer .brand-name{color:#FAF6EF}
.site-footer .brand-sub{color:#9C9184}
.footer-brand p{font-size:14px;line-height:1.85;color:#B7ADA1;margin:16px 0 14px;max-width:38ch}
.footer-tags{display:flex;flex-wrap:wrap;gap:8px}
.footer-tags span{font-size:12px;padding:4px 10px;border:1px solid #3A322B;border-radius:var(--radius-chip);color:#B7ADA1}
.footer-col h3{font-family:"PingFang SC","Microsoft YaHei",sans-serif;font-size:13px;letter-spacing:.14em;color:#8E8377;margin-bottom:14px;font-weight:600}
.footer-col a{display:block;font-size:14px;color:#CFC6BA;padding:6px 0;transition:color .16s ease-out}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;border-top:1px solid #2C251F;margin-top:clamp(28px,4vw,44px);padding-top:18px;font-size:13px;color:#8E8377}
/* responsive */
@media(max-width:1023px){
  .cathead-grid{grid-template-columns:1fr}
  .manual{grid-template-columns:1fr}
  .toc{position:static}
  .steps{grid-template-columns:repeat(2,1fr)}
  .chan-grid{grid-template-columns:repeat(2,1fr)}
  .notice{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .checklist{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .compare-divider{display:none}
  .steps{grid-template-columns:1fr}
  .chan-grid{grid-template-columns:1fr}
  .notice{grid-template-columns:1fr}
  .post-row{grid-template-columns:1fr}
  .post-thumb{aspect-ratio:16/9}
  .footer-grid{grid-template-columns:1fr}
  .brand-name{font-size:16px}
  body{font-size:15.5px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .fade-up{opacity:1;transform:none}
  html{scroll-behavior:auto}
}