/* roulang page: index */
:root{
  --ink-900:#0b0b0d;
  --ink-800:#141418;
  --ink-700:#1d1d23;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-hi:#f6f1ea;
  --text-mid:#a8a29b;
  --text-low:#6e6862;
  --brand:#ff6a1a;
  --brand-2:#ffab3d;
  --accent:#37c8a8;
  --paper:#f7f3ec;
  --r-card:14px;
  --r-cover:16px;
  --shadow-lift:0 20px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.22,.61,.36,1);
  --container:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--ink-900);color:var(--text-hi);
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font:inherit;background:none;border:none;color:inherit;cursor:pointer}
input{font:inherit}
h1,h2,h3,h4,p,figure{margin:0}
ul{margin:0;padding:0;list-style:none}
.mono{font-family:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;font-variant-numeric:tabular-nums}
:where(a,button,input,summary):focus-visible{outline:2px solid rgba(255,106,26,.65);outline-offset:3px;border-radius:10px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 40px}}

.section{padding:64px 0}
@media (min-width:1024px){.section{padding:96px 0}}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:30px}
.section-title{font-size:clamp(24px,3.2vw,38px);font-weight:700;line-height:1.25;letter-spacing:-.01em}
.section-title::after{content:"";display:block;width:38px;height:2px;background:var(--brand);margin-top:14px}
.section-note{color:var(--text-mid);font-size:15px;max-width:62ch}
.link-more{color:var(--text-mid);font-size:14px;letter-spacing:.04em;transition:color .24s var(--ease)}
.link-more:hover{color:var(--brand)}
.link-more::after{content:"→";margin-left:6px}

/* 导航 */
.dock-wrap{position:sticky;top:16px;z-index:60;padding:0 16px}
.dock{max-width:1180px;margin:0 auto;display:flex;align-items:center;gap:18px;
  padding:10px 14px 10px 20px;border-radius:999px;
  background:rgba(20,20,24,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid var(--line);box-shadow:0 16px 40px rgba(0,0,0,.45);
  transition:padding .28s var(--ease),background .28s var(--ease)}
.dock.is-compact{padding:6px 12px 6px 18px;background:rgba(20,20,24,.9)}
.brand{display:flex;flex-direction:column;line-height:1.1;flex:0 0 auto}
.brand-main{font-size:17px;font-weight:800;letter-spacing:-.01em}
.brand-main em{font-style:normal;color:var(--brand)}
.brand-sub{font-size:9px;letter-spacing:.12em;color:var(--text-low);text-transform:uppercase}
.dock-nav{display:none;align-items:center;gap:4px;margin-left:auto}
.dock-link{padding:8px 14px;border-radius:999px;font-size:14px;color:var(--text-mid);
  transition:background .24s var(--ease),color .24s var(--ease)}
.dock-link:hover{color:var(--text-hi);background:rgba(255,255,255,.05)}
.dock-link.is-active{color:var(--brand);background:rgba(255,106,26,.14)}
.dock-cta{display:none}
.dock-toggle{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;
  border-radius:999px;border:1px solid var(--line-strong);margin-left:auto}
.dock-toggle span{display:block;width:16px;height:2px;background:var(--text-hi);position:relative}
.dock-toggle span::before,.dock-toggle span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text-hi)}
.dock-toggle span::before{top:-5px}
.dock-toggle span::after{top:5px}
@media (min-width:1024px){
  .dock-nav{display:flex}
  .dock-cta{display:inline-flex}
  .dock-toggle{display:none}
}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease)}
.btn-primary{background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#1a0f06;
  border-radius:999px;padding:13px 26px;font-size:15px}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,106,26,.3)}
.btn-ghost{border-radius:12px;border:1px solid var(--line-strong);padding:12px 22px;
  color:var(--text-hi);font-size:15px;background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn-sm{padding:9px 18px;font-size:14px;border-radius:999px}

.drawer{position:fixed;inset:0;z-index:80;background:rgba(11,11,13,.98);
  display:none;flex-direction:column;padding:28px 24px 36px}
.drawer.is-open{display:flex}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:36px}
.drawer-close{width:42px;height:42px;border-radius:999px;border:1px solid var(--line-strong);
  display:inline-flex;align-items:center;justify-content:center;font-size:20px;color:var(--text-mid)}
.drawer a.drawer-link{display:block;padding:16px 4px;font-size:18px;color:var(--text-hi);
  border-bottom:1px solid var(--line)}
.drawer a.drawer-link.is-active{color:var(--brand)}
.drawer-foot{margin-top:auto;padding-top:28px}

/* Hero */
.hero{position:relative;min-height:86vh;display:flex;align-items:flex-end;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;background-color:var(--ink-700)}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,11,13,.96) 0%,rgba(11,11,13,.78) 46%,rgba(11,11,13,.35) 100%),
  linear-gradient(0deg,var(--ink-900) 0%,rgba(11,11,13,0) 58%)}
.hero-inner{position:relative;z-index:2;width:100%;padding:150px 0 48px}
.hero-tag{display:inline-flex;align-items:center;gap:8px;font-size:12px;letter-spacing:.16em;
  color:var(--text-mid);border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px}
.hero-tag i{width:6px;height:6px;border-radius:999px;background:var(--accent);display:block}
.hero h1{font-size:clamp(34px,5.4vw,62px);font-weight:800;line-height:1.08;letter-spacing:-.02em;
  margin-top:22px;max-width:19ch}
.hero h1 em{font-style:normal;color:var(--brand)}
.hero-sub{margin-top:20px;max-width:56ch;font-size:16px;color:var(--text-mid);line-height:1.9}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px;font-size:13px;color:var(--text-low);
  letter-spacing:.06em}
.hero-meta span{display:inline-flex;align-items:center;gap:10px}
.hero-meta span::after{content:"·";color:var(--text-low)}
.hero-meta span:last-child::after{content:""}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-thumbs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:44px;max-width:520px}
.thumb{position:relative;aspect-ratio:88/124;border-radius:12px;overflow:hidden;background:var(--ink-700);
  border:1px solid transparent;transition:border-color .24s var(--ease),transform .24s var(--ease)}
.thumb img{width:100%;height:100%;object-fit:cover;opacity:.66;transition:opacity .24s var(--ease)}
.thumb:hover img{opacity:1}
.thumb.is-current{border-color:var(--brand)}
.thumb.is-current img{opacity:1}
.thumb-cap{position:absolute;left:8px;bottom:6px;right:8px;font-size:10px;line-height:1.4;
  color:#f1ece5;text-shadow:0 1px 6px rgba(0,0,0,.8)}
@media (max-width:768px){
  .hero-thumbs{grid-template-columns:repeat(3,1fr);max-width:none}
  .thumb:nth-child(4){display:none}
}

/* 通用卡片 */
.cover{position:relative;overflow:hidden;border-radius:var(--r-cover);background:var(--ink-700);
  transition:box-shadow .28s var(--ease)}
.cover img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.cover::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(0,0,0,0) 42%,rgba(0,0,0,.62));opacity:.72;transition:opacity .28s var(--ease)}
.card{display:block;transition:transform .28s var(--ease)}
.card:hover{transform:translateY(-4px)}
.card:hover .cover{box-shadow:0 0 0 1px var(--brand),var(--shadow-lift)}
.card:hover .cover img{transform:scale(1.04)}
.card:hover .cover::after{opacity:1}
.card-title{margin-top:12px;font-size:15px;font-weight:600;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-sub{margin-top:6px;font-size:12.5px;color:var(--text-low);letter-spacing:.04em}
.badge{position:absolute;top:10px;right:10px;z-index:2;font-size:11px;padding:3px 8px;border-radius:6px;
  background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#1a0f06;font-weight:700}
.chip{display:inline-flex;align-items:center;font-size:12px;letter-spacing:.04em;padding:4px 11px;
  border-radius:999px;border:1px solid var(--line-strong);color:var(--text-mid)}
.chip-accent{border-color:rgba(55,200,168,.45);color:var(--accent)}
.chip.is-on{background:var(--brand);border-color:var(--brand);color:#1a0f06;font-weight:700}

/* 横滑轨道 */
.rail-wrap{position:relative}
.rail{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 0 14px;scrollbar-width:none;-ms-overflow-style:none}
.rail::-webkit-scrollbar{display:none}
.rail > *{flex:0 0 auto;scroll-snap-align:start}
.rail-card{width:230px}
.rail-card .cover{aspect-ratio:2/3}
@media (max-width:640px){.rail-card{width:62vw}}
.rail-arrows{display:none;gap:8px}
@media (min-width:1024px){.rail-arrows{display:flex}}
.rail-arrow{width:40px;height:40px;border-radius:999px;border:1px solid var(--line-strong);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-mid);
  transition:border-color .24s var(--ease),color .24s var(--ease)}
.rail-arrow:hover{border-color:var(--brand);color:var(--brand)}

/* 热播榜 */
.rank-grid{display:grid;gap:24px}
@media (min-width:1024px){.rank-grid{grid-template-columns:repeat(12,1fr)}}
.rank-feature{grid-column:span 12}
.rank-list{grid-column:span 12}
@media (min-width:1024px){
  .rank-feature{grid-column:span 6}
  .rank-list{grid-column:span 6}
}
.rank-feature .cover{aspect-ratio:16/11}
.rank-feature-body{padding-top:16px}
.rank-feature-body h3{font-size:20px;font-weight:700;line-height:1.45}
.rank-feature-body p{color:var(--text-mid);font-size:14.5px;margin-top:8px}
.rank-item{display:flex;align-items:center;gap:16px;padding:16px 14px;border-bottom:1px solid var(--line);
  position:relative;transition:background .24s var(--ease)}
.rank-item::before{content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;
  background:var(--brand);opacity:0;transition:opacity .24s var(--ease)}
.rank-item:hover{background:var(--ink-700)}
.rank-item:hover::before{opacity:1}
.rank-num{font-size:24px;font-weight:700;color:var(--text-low);width:44px;flex:0 0 auto;
  transition:color .24s var(--ease)}
.rank-item:hover .rank-num{color:var(--brand)}
.rank-title{font-size:15px;font-weight:600;line-height:1.6}
.rank-sub{font-size:12.5px;color:var(--text-low);margin-top:4px;letter-spacing:.04em}

/* 资讯时间线 */
.news-grid{display:grid;gap:28px}
@media (min-width:1024px){.news-grid{grid-template-columns:repeat(12,1fr)}}
.news-list{grid-column:span 12}
.news-side{grid-column:span 12}
@media (min-width:1024px){
  .news-list{grid-column:span 8}
  .news-side{grid-column:span 4}
}
.tl-item{border-bottom:1px solid var(--line)}
.tl-link{display:flex;gap:16px;padding:20px 6px;transition:background .24s var(--ease)}
.tl-link:hover{background:var(--ink-800)}
.tl-date{flex:0 0 64px;display:flex;flex-direction:column;align-items:flex-start}
.tl-day{font-size:15px;font-weight:700;color:var(--text-hi)}
.tl-year{font-size:11.5px;color:var(--text-low);letter-spacing:.06em}
.tl-line{width:1px;flex:1;min-height:16px;background:var(--line);margin-top:8px}
.tl-body{min-width:0;flex:1}
.tl-title{font-size:16px;font-weight:600;line-height:1.6;display:inline;
  background-image:linear-gradient(var(--brand),var(--brand));background-size:0 1px;
  background-repeat:no-repeat;background-position:0 100%;transition:background-size .28s var(--ease)}
.tl-link:hover .tl-title{background-size:100% 1px}
.tl-sum{margin-top:8px;color:var(--text-mid);font-size:14px;line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tl-meta{display:flex;align-items:center;gap:12px;margin-top:10px;font-size:12px;color:var(--text-low)}
.tl-thumb{flex:0 0 80px;width:80px;height:56px;border-radius:10px;overflow:hidden;background:var(--ink-700);display:none}
.tl-thumb img{width:100%;height:100%;object-fit:cover}
@media (min-width:640px){.tl-thumb{display:block}}
.tl-empty{min-height:220px;border:1px dashed var(--line-strong);border-radius:var(--r-card);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;text-align:center;
  color:var(--text-mid);padding:32px 20px}
.tl-empty i{width:38px;height:38px;border-radius:999px;border:1px solid var(--line-strong);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-low);font-style:normal}
.side-card{margin-bottom:20px}
.side-card .cover{aspect-ratio:3/4}
.side-card h3{font-size:15px;font-weight:600;margin-top:12px;line-height:1.6}
.side-card p{font-size:13px;color:var(--text-low);margin-top:6px}

/* 片单 A：2×2 方格 */
.grid-a{display:grid;gap:18px;grid-template-columns:repeat(2,1fr)}
@media (min-width:1024px){.grid-a{grid-template-columns:repeat(2,1fr)}}
.tile{position:relative;border-radius:var(--r-cover);overflow:hidden;background:var(--ink-700);
  aspect-ratio:16/10;transition:box-shadow .28s var(--ease),transform .28s var(--ease)}
.tile img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
.tile::after{content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(0,0,0,.82) 8%,rgba(0,0,0,.15) 72%)}
.tile:hover{transform:translateY(-4px);box-shadow:0 0 0 1px var(--brand),var(--shadow-lift)}
.tile:hover img{transform:scale(1.04)}
.tile-body{position:absolute;left:18px;right:18px;bottom:16px;z-index:2}
.tile-body h3{font-size:17px;font-weight:700}
.tile-body p{font-size:13px;color:var(--text-mid);margin-top:4px}

/* 片单 B：左右交错 */
.zig{display:grid;gap:22px}
@media (min-width:900px){.zig{grid-template-columns:repeat(2,1fr)}}
.zig-item{display:grid;gap:18px;align-items:center;padding:18px;border:1px solid var(--line);
  border-radius:var(--r-card);background:var(--ink-800);transition:border-color .24s var(--ease),transform .24s var(--ease)}
.zig-item:hover{border-color:rgba(255,106,26,.5);transform:translateY(-4px)}
@media (min-width:560px){.zig-item{grid-template-columns:180px 1fr}}
.zig-item .cover{aspect-ratio:4/3}
.zig-item h3{font-size:17px;font-weight:700;line-height:1.5}
.zig-item p{font-size:14px;color:var(--text-mid);margin-top:8px}
.zig-tag{margin-top:12px;display:inline-flex;gap:8px;flex-wrap:wrap}

/* 片单 C：紧凑横排 */
.filters{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.grid-c{display:grid;gap:16px;grid-template-columns:repeat(2,1fr)}
@media (min-width:1024px){.grid-c{grid-template-columns:repeat(4,1fr)}}
.mini-card{border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
  background:var(--ink-800);transition:border-color .24s var(--ease),transform .24s var(--ease)}
.mini-card:hover{border-color:rgba(255,106,26,.5);transform:translateY(-4px)}
.mini-card .cover{border-radius:0;aspect-ratio:16/10}
.mini-card .mini-body{padding:14px 15px 18px}
.mini-card h3{font-size:15px;font-weight:600;line-height:1.55;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.mini-card p{font-size:12.5px;color:var(--text-low);margin-top:6px}

/* CTA 反白区块 */
.cta-block{background:var(--paper);color:#1a1512;padding:64px 0}
@media (min-width:1024px){.cta-block{padding:80px 0}}
.cta-inner{display:grid;gap:28px;align-items:center}
@media (min-width:1024px){.cta-inner{grid-template-columns:1.1fr 1fr}}
.cta-block h2{font-size:clamp(24px,3vw,36px);font-weight:800;line-height:1.25;letter-spacing:-.01em}
.cta-block h2 em{font-style:normal;color:#d8541a}
.cta-block p{margin-top:14px;color:#5b524b;font-size:15.5px;max-width:52ch}
.sub-form{display:flex;gap:10px;flex-wrap:wrap}
.sub-form input{flex:1 1 220px;height:52px;border-radius:999px;border:1px solid rgba(26,21,18,.16);
  background:#fff;padding:0 20px;color:#1a1512;font-size:15px;transition:box-shadow .24s var(--ease),border-color .24s var(--ease)}
.sub-form input::placeholder{color:#8d8379}
.sub-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(255,106,26,.18)}
.sub-form .btn-primary{background:linear-gradient(120deg,#e35a12,#f79a2e);color:#fff}
.form-hint{margin-top:12px;font-size:12.5px;color:#857b72}

/* FAQ */
.faq-grid{display:grid;gap:26px}
@media (min-width:1024px){.faq-grid{grid-template-columns:repeat(12,1fr)}}
.faq-intro{grid-column:span 12}
.faq-list{grid-column:span 12}
@media (min-width:1024px){
  .faq-intro{grid-column:span 4}
  .faq-list{grid-column:span 8}
}
.faq-intro p{color:var(--text-mid);font-size:14.5px;margin-top:14px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:20px 4px;font-size:16px;font-weight:600;cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-mark{position:relative;width:16px;height:16px;flex:0 0 auto}
.faq-mark::before,.faq-mark::after{content:"";position:absolute;background:var(--text-mid);
  transition:transform .18s var(--ease),background .18s var(--ease)}
.faq-mark::before{left:0;top:7px;width:16px;height:1.5px}
.faq-mark::after{top:0;left:7px;width:1.5px;height:16px}
.faq-item[open] .faq-mark::after{transform:rotate(90deg);opacity:0}
.faq-item[open] .faq-mark::before{background:var(--brand)}
.faq-item[open] summary{color:var(--brand)}
.faq-body{padding:0 4px 22px;color:var(--text-mid);font-size:15px;line-height:1.85;max-width:66ch}

/* 页脚 */
.site-foot{background:var(--ink-900);border-top:1px solid var(--line);padding:60px 0 28px;margin-top:0}
.foot-grid{display:grid;gap:32px;grid-template-columns:1fr}
@media (min-width:640px){.foot-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr 1.3fr}}
.foot-brand-main{font-size:20px;font-weight:800;letter-spacing:-.01em}
.foot-brand-main em{font-style:normal;color:var(--brand)}
.foot-brand-sub{font-size:10px;letter-spacing:.12em;color:var(--text-low);text-transform:uppercase;margin-top:4px}
.foot-desc{margin-top:16px;color:var(--text-mid);font-size:14px;max-width:34ch}
.foot-social{display:flex;gap:10px;margin-top:18px}
.foot-social span{width:36px;height:36px;border-radius:999px;border:1px solid var(--line-strong);
  display:inline-flex;align-items:center;justify-content:center;font-size:12px;color:var(--text-low)}
.foot-title{font-size:13px;letter-spacing:.14em;color:var(--text-low);margin-bottom:16px}
.foot-links li{margin-bottom:11px}
.foot-links a{font-size:14.5px;color:var(--text-mid);display:inline-block;
  transition:color .24s var(--ease),box-shadow .24s var(--ease)}
.foot-links a:hover{color:var(--brand);box-shadow:0 2px 0 0 var(--brand)}
.foot-note{color:var(--text-mid);font-size:14px;line-height:1.9}
.foot-bottom{margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:13px;color:var(--text-low)}
.foot-bottom a:hover{color:var(--brand)}

/* 入场动画 */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none;transition:none}
  .reveal{opacity:1;transform:none}
}

/* roulang page: article */
:root{
  --ink-900:#0b0b0c;
  --ink-800:#141416;
  --ink-700:#1c1c1f;
  --line:rgba(255,255,255,.08);
  --text-hi:#f5f1ea;
  --text-mid:#a8a29a;
  --text-low:#6f6a64;
  --brand:#ff6a1f;
  --brand-2:#ffa42b;
  --accent:#2fbf9b;
  --paper:#f6f2ea;
  --radius-card:14px;
  --radius-cover:16px;
  --shadow-deep:0 20px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.22,.61,.36,1);
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--text-hi);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,select{font:inherit;color:inherit}
button{background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0}
p{margin:0}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{
  outline:2px solid rgba(255,106,31,.6);
  outline-offset:3px;
  border-radius:8px;
}
.container{max-width:1240px;margin:0 auto;padding:0 20px}
@media (min-width:768px){.container{padding:0 32px}}
@media (min-width:1280px){.container{padding:0 40px}}

/* ============ dock 导航 ============ */
.dock{
  position:sticky;
  top:16px;
  z-index:80;
  display:flex;
  align-items:center;
  gap:14px;
  width:min(1180px,calc(100% - 32px));
  margin:16px auto 0;
  padding:10px 14px 10px 22px;
  border-radius:999px;
  background:rgba(20,20,22,.82);
  border:1px solid var(--line);
  box-shadow:0 18px 40px rgba(0,0,0,.45);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:padding .28s var(--ease),background .28s var(--ease);
}
.dock.is-scrolled{padding:7px 12px 7px 18px;background:rgba(20,20,22,.95)}
.brand{display:flex;flex-direction:column;line-height:1.1;flex-shrink:0}
.brand-main{font-size:18px;font-weight:800;letter-spacing:-.01em}
.brand-main em{font-style:normal;color:var(--brand);margin:0 3px}
.brand-sub{
  font-size:9.5px;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--text-low);
  margin-top:4px;
}
.dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.dock-link{
  padding:8px 14px;
  border-radius:999px;
  font-size:14px;
  color:var(--text-mid);
  white-space:nowrap;
  transition:color .22s var(--ease),background .22s var(--ease);
}
.dock-link:hover{color:var(--text-hi);background:rgba(255,255,255,.06)}
.dock-link.is-active{color:var(--brand);background:rgba(255,106,31,.14)}
.dock-toggle{
  display:none;
  width:42px;height:42px;
  border-radius:999px;
  border:1px solid var(--line);
  align-items:center;
  justify-content:center;
}
.dock-toggle span{display:block;width:16px;height:2px;background:var(--text-hi);position:relative}
.dock-toggle span::before,.dock-toggle span::after{
  content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text-hi);
  transition:transform .22s var(--ease);
}
.dock-toggle span::before{top:-5px}
.dock-toggle span::after{top:5px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border-radius:999px;font-weight:600;border:1px solid transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease),background .22s var(--ease);
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:14px 30px;font-size:15px}
.btn-primary{background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#1a0f06;box-shadow:0 10px 24px rgba(255,106,31,.26)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(255,106,31,.38)}
.btn-ghost{border-radius:12px;border-color:var(--line);color:var(--text-hi);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:var(--brand);color:var(--brand);transform:translateY(-2px)}

@media (max-width:1023px){
  .dock{padding:10px 12px 10px 18px}
  .dock-toggle{display:inline-flex;margin-left:auto}
  .dock-cta{display:none}
  .dock-nav{
    display:none;
    position:absolute;
    top:calc(100% + 12px);
    left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:14px;
    border-radius:18px;
    background:rgba(16,16,18,.98);
    border:1px solid var(--line);
    box-shadow:var(--shadow-deep);
    backdrop-filter:blur(12px);
  }
  .dock.is-open .dock-nav{display:flex}
  .dock-link{font-size:17px;padding:13px 16px;color:var(--text-hi)}
  .dock.is-open .dock-toggle span{background:transparent}
  .dock.is-open .dock-toggle span::before{transform:translateY(5px) rotate(45deg)}
  .dock.is-open .dock-toggle span::after{transform:translateY(-5px) rotate(-45deg)}
}

/* ============ 面包屑 / 文章头 ============ */
.breadcrumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  padding:32px 0 0;
  font-size:13px;
  color:var(--text-low);
}
.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:rgba(255,255,255,.18)}
.breadcrumb .current{color:var(--text-mid);max-width:60vw;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.article-head{padding:26px 0 0}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 13px;border-radius:999px;
  font-size:12px;letter-spacing:.06em;
  color:var(--accent);
  background:rgba(47,191,155,.08);
  border:1px solid rgba(47,191,155,.42);
}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}
.article-title{
  margin-top:20px;
  font-size:clamp(30px,4.4vw,46px);
  font-weight:800;
  line-height:1.2;
  letter-spacing:-.02em;
  max-width:940px;
}
.article-lead{
  margin-top:20px;
  max-width:780px;
  font-size:17px;
  line-height:1.85;
  color:var(--text-mid);
}
.article-meta{
  display:flex;flex-wrap:wrap;gap:10px 20px;
  margin-top:22px;
  font-family:var(--mono);
  font-size:13px;
  color:var(--text-mid);
}
.article-meta span{display:inline-flex;align-items:center;gap:8px}
.article-meta span::before{content:"";width:4px;height:4px;border-radius:50%;background:var(--brand);opacity:.85}
.article-figure{margin:34px 0 0}

/* ============ 图片容器 ============ */
.media{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-card);
  background:var(--ink-700);
}
.media::before{content:"";display:block;padding-top:56.25%}
.media-3x4::before{padding-top:133.33%}
.media img{
  position:absolute;inset:0;width:100%;height:100%;
  object-fit:cover;
  transition:transform .3s var(--ease);
}
.media.is-fallback::after{
  content:"南宫28NG";
  position:absolute;inset:0;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;letter-spacing:.16em;color:var(--text-low);
}
figure{margin:0}
figcaption{margin-top:12px;font-size:13px;color:var(--text-low)}

/* ============ 正文 + 侧栏 ============ */
.article-layout{display:grid;gap:48px;margin-top:56px}
@media (min-width:1024px){
  .article-layout{grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:56px}
}
.article-body{
  max-width:720px;
  font-size:17px;
  line-height:1.9;
  color:#e7e2da;
}
.article-body p{margin:0 0 1.25em}
.article-body h2{
  margin:48px 0 18px;
  padding-left:16px;
  border-left:4px solid var(--brand);
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  line-height:1.32;
  color:var(--text-hi);
}
.article-body h3{margin:34px 0 14px;font-size:21px;font-weight:700;color:var(--text-hi)}
.article-body ul{margin:0 0 1.4em;padding-left:22px}
.article-body ul li{position:relative;margin-bottom:10px}
.article-body ul li::before{
  content:"";position:absolute;left:-14px;top:.75em;
  width:6px;height:6px;border-radius:50%;background:var(--brand);
}
.article-body ol{margin:0 0 1.4em;padding-left:24px;list-style:decimal}
.article-body ol li{margin-bottom:10px}
.article-body ol li::marker{color:var(--brand);font-weight:700}
.article-body blockquote{
  margin:28px 0;
  padding:18px 22px;
  background:var(--ink-800);
  border-left:3px solid var(--brand);
  border-radius:0 var(--radius-card) var(--radius-card) 0;
  color:var(--text-mid);
}
.article-body a{color:var(--brand);border-bottom:1px solid rgba(255,106,31,.4)}
.article-body a:hover{border-bottom-color:var(--brand)}
.article-body img{border-radius:var(--radius-card);margin:26px 0}
.article-body strong{color:var(--text-hi)}
.article-body table{
  display:block;width:100%;overflow-x:auto;
  border-collapse:collapse;margin:26px 0;font-size:15px;
}
.article-body th,.article-body td{border:1px solid var(--line);padding:12px 16px;text-align:left}
.article-body th{background:var(--ink-700);font-weight:600}
.article-body code{
  font-family:var(--mono);font-size:14px;
  background:var(--ink-700);padding:2px 6px;border-radius:6px;
}
.article-empty{
  min-height:260px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;
  text-align:center;
  padding:44px 26px;
  border:1px dashed rgba(255,255,255,.18);
  border-radius:var(--radius-card);
  color:var(--text-mid);
}
.article-empty h2{
  margin:0;padding:0;border:0;
  font-size:22px;color:var(--text-hi);
}
.article-empty p{font-size:15px;max-width:420px;margin:0}

.article-foot{margin-top:52px;padding-top:28px;border-top:1px solid var(--line)}
.tag-row{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  padding:7px 14px;border-radius:999px;
  border:1px solid var(--line);
  font-size:13px;color:var(--text-mid);
  transition:color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.tag:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px)}
.share-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:24px}
.share-label{font-size:13px;color:var(--text-low);letter-spacing:.06em}
.share-btn{
  width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--line);
  font-size:13px;color:var(--text-mid);
  transition:color .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.share-btn:hover{color:var(--brand);border-color:var(--brand);transform:translateY(-2px)}
.share-btn.is-done{color:var(--brand);border-color:var(--brand)}
.source-card{
  margin-top:26px;padding:20px 22px;
  background:var(--ink-800);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
}
.source-card h3{font-size:15px;margin-bottom:8px}
.source-card p{font-size:14px;line-height:1.8;color:var(--text-mid)}

.side{display:flex;flex-direction:column;gap:20px}
@media (min-width:1024px){
  .side{position:sticky;top:112px;align-self:start}
}
.side-box{
  background:var(--ink-800);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:22px;
}
.side-title{
  font-size:13px;letter-spacing:.12em;color:var(--text-low);
  margin-bottom:14px;
}
.toc a{
  display:block;
  padding:10px 12px;
  font-size:14px;
  color:var(--text-mid);
  border-left:2px solid transparent;
  border-radius:0 10px 10px 0;
  transition:color .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease);
}
.toc a:hover{color:var(--text-hi);background:rgba(255,255,255,.05)}
.toc a.is-current{color:var(--brand);border-left-color:var(--brand);background:rgba(255,106,31,.08)}
.side-cta{
  padding:22px;
  border-radius:var(--radius-card);
  border:1px solid rgba(255,106,31,.34);
  background:linear-gradient(150deg,rgba(255,106,31,.13),rgba(255,164,43,.03));
}
.side-cta h3{font-size:16px;margin-bottom:8px}
.side-cta p{font-size:14px;line-height:1.8;color:var(--text-mid);margin-bottom:16px}

.sub-form{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.sub-form input{
  flex:1 1 150px;min-width:0;height:44px;padding:0 16px;
  border-radius:999px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line);
  font-size:14px;
}
.sub-form input::placeholder{color:var(--text-low)}
.sub-form input:focus{border-color:transparent;box-shadow:0 0 0 2px rgba(255,106,31,.4);outline:none}

/* ============ 通用板块 ============ */
.section{padding:72px 0 0}
@media (max-width:767px){.section{padding:56px 0 0}}
.sec-head{
  display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;
  gap:16px;margin-bottom:32px;
}
.sec-title{font-size:clamp(24px,3vw,34px);font-weight:700;letter-spacing:-.01em}
.sec-rule{width:38px;height:2px;background:var(--brand);margin-top:14px}
.sec-note{font-size:14px;color:var(--text-mid);max-width:460px;margin-top:10px}
.sec-link{font-size:14px;color:var(--text-mid);transition:color .22s var(--ease)}
.sec-link:hover{color:var(--brand)}

.rec-grid{display:grid;gap:24px}
@media (min-width:640px){.rec-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.rec-grid{grid-template-columns:repeat(3,1fr)}}
.rec-card{
  display:block;
  border-radius:var(--radius-card);
  background:var(--ink-800);
  border:1px solid var(--line);
  overflow:hidden;
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.rec-card:hover{transform:translateY(-4px);border-color:rgba(255,106,31,.7);box-shadow:var(--shadow-deep)}
.rec-card .media{border-radius:0}
.rec-card:hover .media img{transform:scale(1.04)}
.rec-body{padding:18px 20px 22px}
.rec-body h3{font-size:16px;font-weight:600;line-height:1.55}
.rec-body p{font-size:13px;color:var(--text-mid);margin-top:8px;line-height:1.75}
.rec-tag{font-size:12px;color:var(--accent);letter-spacing:.06em}

.back-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;
  gap:18px;
  margin-top:64px;
  padding:22px 26px;
  border-radius:var(--radius-card);
  border:1px solid rgba(255,106,31,.3);
  background:linear-gradient(120deg,rgba(255,106,31,.14),rgba(255,164,43,.04));
}
.back-bar h2{font-size:18px;font-weight:700}
.back-bar p{font-size:14px;color:var(--text-mid);margin-top:6px}

/* ============ 页脚 ============ */
.site-foot{
  margin-top:96px;
  padding-top:64px;
  background:var(--ink-900);
  border-top:1px solid var(--line);
}
.foot-grid{display:grid;gap:36px}
@media (min-width:640px){.foot-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.foot-grid{grid-template-columns:1.4fr 1fr 1fr 1.4fr}}
.foot-brand-main{font-size:18px;font-weight:800}
.foot-brand-main em{font-style:normal;color:var(--brand);margin:0 3px}
.foot-brand-sub{
  font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--text-low);margin-top:6px;
}
.foot-desc{margin-top:16px;font-size:14px;line-height:1.8;color:var(--text-mid);max-width:280px}
.foot-social{display:flex;gap:10px;margin-top:18px}
.foot-social span{
  width:36px;height:36px;border-radius:50%;
  display:grid;place-items:center;
  border:1px solid var(--line);
  font-size:13px;color:var(--text-mid);
  transition:color .22s var(--ease),border-color .22s var(--ease);
}
.foot-social span:hover{color:var(--brand);border-color:var(--brand)}
.foot-title{font-size:14px;letter-spacing:.1em;color:var(--text-hi);margin-bottom:16px}
.foot-links li{margin-bottom:10px}
.foot-links a{
  font-size:14px;color:var(--text-mid);
  border-bottom:2px solid transparent;
  padding-bottom:2px;
  transition:color .22s var(--ease),border-color .22s var(--ease);
}
.foot-links a:hover{color:var(--text-hi);border-bottom-color:var(--brand)}
.foot-note{font-size:13px;line-height:1.8;color:var(--text-low)}
.foot-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  margin-top:48px;padding:22px 0;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--text-low);
}
.foot-bottom a{color:var(--text-mid);transition:color .22s var(--ease)}
.foot-bottom a:hover{color:var(--brand)}

/* ============ 动效 ============ */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  html{scroll-behavior:auto}
  .reveal{opacity:1;transform:none}
}
@media (max-width:520px){
  .article-lead{font-size:16px}
  .breadcrumb{padding-top:22px}
  .article-layout{margin-top:40px;gap:36px}
  .back-bar{padding:20px}
}

/* roulang page: category1 */
:root{
  --ink-900:#0b0b0d;
  --ink-800:#121215;
  --ink-700:#1a1a1f;
  --line:rgba(255,255,255,.08);
  --text-hi:#f6f1ea;
  --text-mid:#a8a29e;
  --text-low:#6f6a66;
  --brand:#ff7a18;
  --brand-2:#ffb020;
  --accent:#3dd6b0;
  --paper:#f7f3ec;
  --r-card:14px;
  --r-img:16px;
  --shadow:0 20px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--text-hi);
  font-family:'PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
a:hover{color:var(--brand)}
img{display:block;max-width:100%}
button,input,select{font:inherit;color:inherit}
::selection{background:rgba(255,122,24,.35)}
:focus-visible{outline:2px solid rgba(255,122,24,.45);outline-offset:2px;border-radius:6px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media(min-width:768px){.container{padding:0 40px}}

/* ---------- 浮动 Dock 导航 ---------- */
.dock{
  position:sticky;
  top:16px;
  z-index:60;
  width:calc(100% - 32px);
  max-width:1180px;
  margin:16px auto 0;
  display:flex;
  align-items:center;
  gap:18px;
  padding:10px 14px 10px 22px;
  border-radius:999px;
  background:rgba(18,18,21,.82);
  border:1px solid var(--line);
  box-shadow:0 18px 40px rgba(0,0,0,.5);
  backdrop-filter:blur(11px);
  -webkit-backdrop-filter:blur(11px);
  transition:padding .28s var(--ease),background .28s var(--ease);
}
.dock.is-scrolled{padding:6px 12px 6px 20px;background:rgba(14,14,17,.92)}
.brand{display:flex;flex-direction:column;line-height:1.15;flex:0 0 auto}
.brand-main{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--text-hi)}
.brand-main em{font-style:normal;color:var(--brand);margin:0 2px}
.brand-sub{font-size:9px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-low);margin-top:3px}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.dock-link{
  padding:8px 14px;border-radius:999px;font-size:14px;color:var(--text-mid);
  transition:background .22s var(--ease),color .22s var(--ease);
  white-space:nowrap;
}
.dock-link:hover{color:var(--text-hi);background:rgba(255,255,255,.05)}
.dock-link.is-active{background:rgba(255,122,24,.14);color:var(--brand)}
.dock-cta{flex:0 0 auto}
.dock-toggle{
  display:none;width:40px;height:40px;border-radius:999px;border:1px solid var(--line);
  background:transparent;cursor:pointer;position:relative;flex:0 0 auto;
}
.dock-toggle span,.dock-toggle span::before,.dock-toggle span::after{
  position:absolute;left:50%;width:16px;height:1.5px;background:var(--text-hi);content:"";
  transform:translateX(-50%);transition:transform .24s var(--ease);
}
.dock-toggle span{top:50%;margin-top:-.75px}
.dock-toggle span::before{top:-5px}
.dock-toggle span::after{top:5px}
.dock-toggle[aria-expanded="true"] span{background:transparent}
.dock-toggle[aria-expanded="true"] span::before{transform:translateX(-50%) rotate(45deg);top:0}
.dock-toggle[aria-expanded="true"] span::after{transform:translateX(-50%) rotate(-45deg);top:0}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:999px;cursor:pointer;
  font-size:15px;font-weight:600;padding:13px 26px;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
}
.btn-sm{font-size:13.5px;padding:9px 18px}
.btn-primary{
  background:linear-gradient(120deg,var(--brand),var(--brand-2));
  color:#181410;box-shadow:0 10px 24px rgba(255,122,24,.24);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px rgba(255,122,24,.3);color:#181410}
.btn-ghost{border-color:var(--line);color:var(--text-hi);background:rgba(255,255,255,.02)}
.btn-ghost:hover{border-color:rgba(255,122,24,.6);color:var(--brand);transform:translateY(-2px)}
.btn-accent{border-color:rgba(61,214,176,.5);color:var(--accent)}
.btn-accent:hover{background:rgba(61,214,176,.1);color:var(--accent)}

/* ---------- 页面头 ---------- */
.page-hero{position:relative;margin-top:26px;padding:78px 0 62px;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-2.png');background-size:cover;background-position:center;filter:saturate(.9)}
.page-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(11,11,13,.96) 6%,rgba(11,11,13,.78) 42%,rgba(11,11,13,.42) 72%,rgba(11,11,13,.9) 100%);
}
.page-hero .container{position:relative;z-index:2}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;font-size:11.5px;letter-spacing:.16em;
  color:var(--text-mid);text-transform:uppercase;margin-bottom:20px;
}
.eyebrow .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(61,214,176,.14)}
.crumb{display:flex;align-items:center;gap:9px;font-size:13px;color:var(--text-low);margin-bottom:22px}
.crumb a{color:var(--text-low)}
.crumb a:hover{color:var(--brand)}
.crumb .sep{color:rgba(255,255,255,.18)}
.crumb .now{color:var(--text-mid)}
.page-title{
  font-size:clamp(34px,5vw,60px);font-weight:800;line-height:1.08;letter-spacing:-.02em;
  margin:0 0 22px;max-width:16em;
}
.page-title em{font-style:normal;color:var(--brand)}
.lede{max-width:62ch;font-size:16.5px;line-height:1.9;color:var(--text-mid);margin:0}
.hero-stat{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:40px;max-width:760px}
.hero-stat-item{border-left:2px solid rgba(255,122,24,.5);padding-left:14px}
.hero-stat-num{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:26px;font-weight:700;color:var(--text-hi);letter-spacing:-.01em}
.hero-stat-label{font-size:12.5px;color:var(--text-low);letter-spacing:.06em}

/* ---------- 筛选条 ---------- */
.filter-bar{
  position:sticky;top:92px;z-index:40;
  background:rgba(11,11,13,.92);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.filter-inner{display:flex;align-items:center;gap:16px;padding:14px 0;flex-wrap:wrap}
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;flex:1 1 auto}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:0 0 auto;padding:8px 16px;border-radius:999px;font-size:13.5px;
  border:1px solid var(--line);color:var(--text-mid);background:transparent;
  transition:all .22s var(--ease);white-space:nowrap;cursor:pointer;
}
.chip:hover{color:var(--text-hi);border-color:rgba(255,255,255,.2)}
.chip.is-on{background:var(--brand);border-color:var(--brand);color:#181410;font-weight:600}
.sort-box{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.sort-box label{font-size:12.5px;color:var(--text-low);letter-spacing:.06em}
.sort-select{
  background:var(--ink-800);border:1px solid var(--line);border-radius:999px;
  padding:8px 16px;font-size:13.5px;color:var(--text-hi);cursor:pointer;
  appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--text-mid) 50%),linear-gradient(135deg,var(--text-mid) 50%,transparent 50%);
  background-position:calc(100% - 18px) 52%,calc(100% - 13px) 52%;
  background-size:5px 5px,5px 5px;background-repeat:no-repeat;
  padding-right:34px;
}
.sort-select:hover{border-color:rgba(255,122,24,.5)}

/* ---------- 板块标题 ---------- */
.section{padding:60px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:30px;flex-wrap:wrap}
.h2{font-size:clamp(24px,3vw,34px);font-weight:700;letter-spacing:-.01em;margin:0;line-height:1.2}
.rule{display:block;width:38px;height:2px;background:var(--brand);margin-top:14px;border-radius:2px}
.section-note{font-size:14.5px;color:var(--text-mid);margin:10px 0 0;max-width:56ch}

/* ---------- 四列竖版卡网格 ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.story-card{
  display:flex;flex-direction:column;background:var(--ink-800);border:1px solid var(--line);
  border-radius:var(--r-card);overflow:hidden;
  transition:transform .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
}
.story-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,122,24,.45)}
.story-thumb{
  position:relative;display:block;aspect-ratio:2/3;overflow:hidden;
  background:var(--ink-700);
}
.story-thumb::after{
  content:"▷";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-size:26px;color:rgba(255,255,255,.16);
}
.story-thumb img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  transition:transform .32s var(--ease),filter .32s var(--ease);
}
.story-card:hover .story-thumb img{transform:scale(1.04);filter:brightness(.82)}
.thumb-badge{
  position:absolute;top:12px;left:12px;z-index:3;
  font-size:11px;letter-spacing:.05em;padding:5px 10px;border-radius:6px;
  background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#181410;font-weight:700;
}
.thumb-play{
  position:absolute;right:12px;bottom:12px;z-index:3;width:38px;height:38px;border-radius:50%;
  border:1px solid rgba(255,255,255,.4);background:rgba(11,11,13,.55);
  display:flex;align-items:center;justify-content:center;color:#fff;font-size:13px;
  opacity:0;transform:translateY(6px);transition:opacity .26s var(--ease),transform .26s var(--ease);
}
.story-card:hover .thumb-play{opacity:1;transform:translateY(0)}
.story-thumb::before{
  content:"";position:absolute;inset:0;z-index:2;
  background:linear-gradient(180deg,rgba(11,11,13,.05) 40%,rgba(11,11,13,.72) 100%);
}
.story-body{padding:16px 16px 18px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.story-title{font-size:16.5px;font-weight:700;line-height:1.5;margin:0;letter-spacing:-.005em}
.story-title a{display:block}
.story-title a:hover{color:var(--brand);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}
.story-desc{font-size:13.8px;line-height:1.75;color:var(--text-mid);margin:0;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.story-meta{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  font-size:12px;color:var(--text-low);letter-spacing:.04em;
  font-family:ui-monospace,Menlo,Consolas,monospace;
}
.story-meta .tag{
  padding:3px 9px;border-radius:999px;border:1px solid rgba(61,214,176,.45);color:var(--accent);
  font-family:'PingFang SC','Microsoft YaHei',sans-serif;letter-spacing:.03em;
}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:46px;flex-wrap:wrap}
.pager-btn{
  width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  border:1px solid var(--line);color:var(--text-mid);font-size:14px;background:transparent;cursor:pointer;
  transition:all .22s var(--ease);font-family:ui-monospace,Menlo,Consolas,monospace;
}
.pager-btn:hover{border-color:rgba(255,122,24,.6);color:var(--brand)}
.pager-btn.is-current{background:var(--brand);border-color:var(--brand);color:#181410;font-weight:700}
.pager-btn.is-disabled{opacity:.35;cursor:not-allowed}
.pager-gap{color:var(--text-low);padding:0 2px}

/* ---------- 横向 CTA 条 ---------- */
.cta-bar{
  display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
  padding:24px 28px;border-radius:var(--r-card);
  background:linear-gradient(120deg,rgba(255,122,24,.14),rgba(255,176,32,.06));
  border:1px solid rgba(255,122,24,.28);
}
.cta-bar h3{margin:0;font-size:19px;font-weight:700;letter-spacing:-.005em}
.cta-bar p{margin:6px 0 0;font-size:14px;color:var(--text-mid)}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:44px}
.faq-list{border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:20px;
  background:transparent;border:0;cursor:pointer;text-align:left;
  padding:20px 4px;font-size:16px;font-weight:600;color:var(--text-hi);line-height:1.6;
  transition:color .2s var(--ease);
}
.faq-q:hover{color:var(--brand)}
.faq-sign{
  flex:0 0 auto;width:22px;height:22px;position:relative;border-radius:50%;
  border:1px solid var(--line);
}
.faq-sign::before,.faq-sign::after{
  content:"";position:absolute;left:50%;top:50%;background:var(--text-mid);
  transform:translate(-50%,-50%);transition:transform .18s var(--ease),opacity .18s var(--ease);
}
.faq-sign::before{width:9px;height:1.5px}
.faq-sign::after{width:1.5px;height:9px}
.faq-item.is-open .faq-sign::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0}
.faq-item.is-open .faq-q{color:var(--brand)}
.faq-a{
  max-height:0;overflow:hidden;transition:max-height .28s var(--ease);
}
.faq-a p{margin:0 4px 20px;font-size:15px;line-height:1.85;color:var(--text-mid);padding-top:2px}
.faq-item.is-open .faq-a{max-height:340px}

/* ---------- 页脚 ---------- */
.site-foot{margin-top:70px;border-top:1px solid var(--line);background:var(--ink-900);padding:58px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.foot-brand-main{font-size:18px;font-weight:800;color:var(--text-hi)}
.foot-brand-main em{font-style:normal;color:var(--brand);margin:0 2px}
.foot-brand-sub{font-size:9px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-low);margin-top:5px}
.foot-desc{font-size:14px;color:var(--text-mid);margin:16px 0 0;line-height:1.8;max-width:30ch}
.foot-social{display:flex;gap:10px;margin-top:18px}
.foot-social span{
  width:34px;height:34px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12.5px;color:var(--text-mid);transition:all .22s var(--ease);cursor:pointer;
}
.foot-social span:hover{border-color:rgba(255,122,24,.6);color:var(--brand)}
.foot-title{font-size:13px;letter-spacing:.1em;color:var(--text-low);margin:0 0 16px;font-weight:600}
.foot-links{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.foot-links a{font-size:14.5px;color:var(--text-mid);transition:color .2s var(--ease)}
.foot-links a:hover{color:var(--brand);text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:4px}
.foot-note{font-size:13.5px;color:var(--text-low);line-height:1.75;margin:0}
.sub-form{display:flex;gap:9px}
.sub-form input{
  flex:1 1 auto;min-width:0;height:44px;border-radius:999px;border:1px solid var(--line);
  background:var(--ink-800);padding:0 16px;font-size:13.5px;color:var(--text-hi);
}
.sub-form input::placeholder{color:var(--text-low)}
.sub-form input:focus{border-color:rgba(255,122,24,.6);outline:2px solid rgba(255,122,24,.25);outline-offset:1px}
.foot-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--text-low);
}
.foot-bottom a{color:var(--text-low)}
.foot-bottom a:hover{color:var(--brand)}

/* ---------- 入场动效 ---------- */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.is-in{opacity:1;transform:none}

/* ---------- 响应式 ---------- */
@media(max-width:1180px){
  .dock-nav{gap:0}
  .dock-link{padding:8px 11px;font-size:13.5px}
}
@media(max-width:1024px){
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
  .faq-wrap{grid-template-columns:1fr;gap:26px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
  .hero-stat{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
  .dock-cta{display:none}
  .dock-nav{
    position:fixed;left:16px;right:16px;top:76px;flex-direction:column;align-items:stretch;
    background:rgba(12,12,15,.98);border:1px solid var(--line);border-radius:20px;
    padding:18px;gap:4px;box-shadow:0 26px 50px rgba(0,0,0,.6);
    display:none;
  }
  .dock-nav.is-open{display:flex}
  .dock-link{padding:13px 16px;font-size:17px;border-radius:12px}
  .dock-toggle{display:block;margin-left:auto}
}
@media(max-width:640px){
  .container{padding:0 18px}
  .page-hero{padding:56px 0 44px}
  .page-title{font-size:clamp(28px,8vw,38px)}
  .lede{font-size:15.5px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
  .story-body{padding:13px 12px 15px}
  .story-title{font-size:15px}
  .story-desc{font-size:13px;-webkit-line-clamp:2}
  .filter-bar{top:78px}
  .sort-box{width:100%}
  .sort-select{flex:1 1 auto}
  .cta-bar{padding:20px;flex-direction:column;align-items:flex-start}
  .foot-grid{grid-template-columns:1fr 1fr}
  .sub-form{flex-direction:column}
  .sub-form input{height:46px}
  .sub-form .btn{width:100%}
  .foot-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .brand-main{font-size:15.5px}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* roulang page: category3 */
:root{
    --ink-900:#0d0c0b;
    --ink-800:#161513;
    --ink-700:#1f1d1a;
    --line:rgba(255,255,255,.08);
    --line-strong:rgba(255,255,255,.16);
    --text-hi:#f5f1ea;
    --text-mid:#a8a29a;
    --text-low:#6f6a63;
    --brand:#e8622a;
    --brand-2:#f59e2c;
    --accent:#2fbfa0;
    --paper:#f6f2ea;
    --radius-card:14px;
    --radius-img:16px;
    --radius-pill:999px;
    --shadow:0 20px 40px rgba(0,0,0,.45);
    --ease:cubic-bezier(.22,.61,.36,1);
    --font-sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
    --font-mono:"SFMono-Regular",Consolas,"Liberation Mono",Menlo,monospace;
  }

  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--ink-900);
    color:var(--text-hi);
    font-family:var(--font-sans);
    font-size:16.5px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;}
  a{color:inherit;text-decoration:none;transition:color .24s var(--ease),border-color .24s var(--ease),background-color .24s var(--ease);}
  button,input,select{font:inherit;color:inherit;}
  button{background:none;border:none;cursor:pointer;}
  h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.2;}
  p{margin:0;}
  ul{margin:0;padding:0;list-style:none;}
  :focus-visible{outline:2px solid rgba(232,98,42,.45);outline-offset:2px;border-radius:6px;}

  .container{
    width:100%;
    max-width:1240px;
    margin:0 auto;
    padding:0 20px;
  }

  /* ---------- 浮动 dock 导航 ---------- */
  .dock{
    position:sticky;
    top:16px;
    z-index:60;
    width:calc(100% - 32px);
    max-width:1180px;
    margin:16px auto 0;
    display:flex;
    align-items:center;
    gap:18px;
    padding:10px 14px 10px 20px;
    border-radius:var(--radius-pill);
    border:1px solid var(--line);
    background:rgba(22,21,19,.82);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    box-shadow:0 14px 34px rgba(0,0,0,.4);
    transition:padding .28s var(--ease),background-color .28s var(--ease);
  }
  .brand{display:flex;flex-direction:column;line-height:1.05;flex:0 0 auto;}
  .brand-main{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--text-hi);}
  .brand-main em{color:var(--brand);font-style:normal;margin:0 2px;}
  .brand-sub{
    margin-top:3px;
    font-size:9.5px;
    letter-spacing:.12em;
    text-transform:uppercase;
    color:var(--text-low);
  }
  .dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;}
  .dock-link{
    padding:9px 14px;
    font-size:14.5px;
    color:var(--text-mid);
    border-radius:var(--radius-pill);
    white-space:nowrap;
  }
  .dock-link:hover{color:var(--text-hi);background:rgba(255,255,255,.05);}
  .dock-link.is-active{color:var(--brand);background:rgba(232,98,42,.14);}
  .dock-cta{flex:0 0 auto;}
  .dock-toggle{
    display:none;
    width:42px;height:42px;
    border-radius:50%;
    border:1px solid var(--line-strong);
    align-items:center;
    justify-content:center;
    flex:0 0 auto;
  }
  .dock-toggle span{display:block;width:16px;height:2px;background:var(--text-hi);position:relative;}
  .dock-toggle span::before,
  .dock-toggle span::after{
    content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text-hi);
    transition:transform .24s var(--ease);
  }
  .dock-toggle span::before{top:-5px;}
  .dock-toggle span::after{top:5px;}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    padding:13px 26px;
    font-size:15px;font-weight:600;
    border-radius:var(--radius-pill);
    border:1px solid transparent;
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
  }
  .btn-sm{padding:9px 18px;font-size:13.5px;}
  .btn-primary{
    background:linear-gradient(120deg,var(--brand),var(--brand-2));
    color:#1a1109;
    box-shadow:0 10px 26px rgba(232,98,42,.26);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px rgba(232,98,42,.34);}
  .btn-ghost{
    border-color:var(--line-strong);
    color:var(--text-hi);
    border-radius:12px;
  }
  .btn-ghost:hover{border-color:var(--brand);color:var(--brand);}
  .btn-outline-pill{
    border:1px solid rgba(232,98,42,.55);
    color:var(--brand);
    border-radius:var(--radius-pill);
  }
  .btn-outline-pill:hover{background:rgba(232,98,42,.12);}

  /* ---------- 页面头 ---------- */
  .page-head{
    position:relative;
    margin-top:-88px;
    padding:170px 0 66px;
    overflow:hidden;
    border-bottom:1px solid var(--line);
  }
  .page-head-bg{position:absolute;inset:0;z-index:0;}
  .page-head-bg img{width:100%;height:100%;object-fit:cover;opacity:.34;}
  .page-head-bg::after{
    content:"";position:absolute;inset:0;
    background:
      linear-gradient(90deg,rgba(13,12,11,.96) 0%,rgba(13,12,11,.78) 46%,rgba(13,12,11,.42) 100%),
      linear-gradient(180deg,rgba(13,12,11,.72) 0%,rgba(13,12,11,.58) 42%,var(--ink-900) 100%);
  }
  .page-head-inner{position:relative;z-index:1;}
  .crumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-low);margin-bottom:22px;}
  .crumb a:hover{color:var(--brand);}
  .crumb-cur{color:var(--text-mid);}
  .eyebrow{
    font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;
    color:var(--accent);margin-bottom:14px;
  }
  .page-head h1{
    font-size:clamp(30px,4.4vw,52px);
    font-weight:800;
    line-height:1.12;
    letter-spacing:-.02em;
    max-width:920px;
    margin-bottom:20px;
  }
  .page-head h1 em{font-style:normal;color:var(--brand);margin:0 6px;}
  .lead{
    max-width:800px;
    color:var(--text-mid);
    font-size:16.5px;
    line-height:1.9;
  }
  .head-meta{
    display:flex;flex-wrap:wrap;gap:10px 22px;
    margin-top:26px;
    font-family:var(--font-mono);
    font-size:13px;
    letter-spacing:.04em;
    color:var(--text-low);
  }
  .head-meta span{display:inline-flex;align-items:center;gap:8px;}
  .head-meta span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);}

  /* ---------- 数据条 ---------- */
  .section{padding:72px 0;}
  .section-tight{padding:48px 0;}
  .stats{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:20px;
    margin-top:-34px;
    position:relative;
    z-index:2;
  }
  .stat{
    background:var(--ink-800);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    padding:22px 24px;
    box-shadow:var(--shadow);
  }
  .stat-num{font-family:var(--font-mono);font-size:28px;font-weight:700;color:var(--brand);letter-spacing:-.01em;}
  .stat-label{margin-top:6px;font-size:13.5px;color:var(--text-mid);letter-spacing:.04em;}

  /* ---------- 筛选条 ---------- */
  .filter-bar{
    position:sticky;
    top:96px;
    z-index:40;
    margin-top:8px;
    padding:14px 18px;
    border:1px solid var(--line);
    border-radius:var(--radius-pill);
    background:rgba(22,21,19,.9);
    backdrop-filter:blur(10px);
    -webkit-backdrop-filter:blur(10px);
    display:flex;
    align-items:center;
    gap:14px;
    flex-wrap:wrap;
  }
  .chips{display:flex;gap:10px;flex-wrap:wrap;flex:1 1 auto;}
  .chip{
    padding:8px 16px;
    font-size:13.5px;
    border-radius:var(--radius-pill);
    border:1px solid var(--line-strong);
    color:var(--text-mid);
    transition:all .24s var(--ease);
    white-space:nowrap;
  }
  .chip:hover{color:var(--text-hi);border-color:rgba(232,98,42,.5);}
  .chip.is-active{
    background:var(--brand);
    border-color:var(--brand);
    color:#1a1109;
    font-weight:600;
  }
  .sort-select{
    padding:9px 16px;
    font-size:13.5px;
    color:var(--text-hi);
    background:var(--ink-700);
    border:1px solid var(--line-strong);
    border-radius:var(--radius-pill);
    appearance:none;
    cursor:pointer;
  }
  .sort-select:hover{border-color:var(--brand);}

  /* ---------- 板块标题 ---------- */
  .block-head{
    display:flex;align-items:flex-end;justify-content:space-between;
    gap:20px;flex-wrap:wrap;margin-bottom:34px;
  }
  .block-head h2{
    font-size:clamp(24px,3vw,36px);
    font-weight:700;
    letter-spacing:-.01em;
  }
  .block-head h2::after{
    content:"";display:block;width:38px;height:2px;margin-top:14px;background:var(--brand);
  }
  .block-note{font-size:14.5px;color:var(--text-mid);max-width:520px;}

  /* ---------- 错落两栏口碑 ---------- */
  .voice-columns{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:24px;
    align-items:start;
  }
  .voice-col{display:flex;flex-direction:column;gap:24px;}
  .voice-col-offset{padding-top:64px;}

  .voice-card{
    background:var(--ink-800);
    border:1px solid var(--line);
    border-radius:var(--radius-card);
    overflow:hidden;
    transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
  }
  .voice-card:hover{
    transform:translateY(-4px);
    border-color:rgba(232,98,42,.55);
    box-shadow:var(--shadow);
  }
  .thumb{
    position:relative;
    width:100%;
    aspect-ratio:16/9;
    background:var(--ink-700);
    overflow:hidden;
  }
  .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease);}
  .voice-card:hover .thumb img{transform:scale(1.04);}
  .thumb::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(180deg,rgba(13,12,11,0) 34%,rgba(13,12,11,.72) 100%);
  }
  .thumb-tag{
    position:absolute;left:14px;top:14px;z-index:2;
    padding:4px 10px;
    font-size:11px;letter-spacing:.06em;
    border-radius:6px;
    background:linear-gradient(120deg,var(--brand),var(--brand-2));
    color:#1a1109;font-weight:700;
  }
  .thumb-score{
    position:absolute;right:14px;bottom:14px;z-index:2;
    font-family:var(--font-mono);font-size:13px;
    padding:4px 10px;border-radius:var(--radius-pill);
    border:1px solid rgba(47,191,160,.6);
    background:rgba(13,12,11,.6);
    color:var(--accent);
  }
  .voice-body{padding:22px 22px 24px;}
  .voice-title{font-size:18.5px;font-weight:700;line-height:1.45;margin-bottom:12px;}
  .voice-text{font-size:15px;color:var(--text-mid);line-height:1.85;}
  .voice-tags{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px;}
  .tag{
    font-size:12px;padding:4px 10px;border-radius:var(--radius-pill);
    border:1px solid rgba(47,191,160,.42);
    color:var(--accent);
  }
  .voice-foot{
    display:flex;align-items:center;justify-content:space-between;gap:12px;
    margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
    font-family:var(--font-mono);font-size:12.5px;color:var(--text-low);
  }
  .meter{
    position:relative;height:4px;width:100%;max-width:150px;
    background:var(--ink-700);border-radius:var(--radius-pill);overflow:hidden;
  }
  .meter i{position:absolute;left:0;top:0;height:100%;display:block;background:linear-gradient(90deg,var(--brand),var(--brand-2));}

  /* ---------- 分页 ---------- */
  .pager{
    display:flex;align-items:center;justify-content:center;gap:10px;
    margin-top:56px;
  }
  .pager a,.pager span{
    display:inline-flex;align-items:center;justify-content:center;
    min-width:40px;height:40px;padding:0 12px;
    border-radius:50%;
    border:1px solid var(--line-strong);
    font-family:var(--font-mono);font-size:13.5px;
    color:var(--text-mid);
    transition:all .24s var(--ease);
  }
  .pager a:hover{border-color:var(--brand);color:var(--brand);}
  .pager .is-current{
    background:var(--brand);border-color:var(--brand);color:#1a1109;font-weight:700;
  }
  .pager .pager-wide{border-radius:var(--radius-pill);padding:0 18px;}

  /* ---------- FAQ ---------- */
  .faq-grid{
    display:grid;
    grid-template-columns:4fr 8fr;
    gap:48px;
    align-items:start;
  }
  .faq-intro h2{font-size:clamp(24px,3vw,34px);font-weight:700;}
  .faq-intro h2::after{content:"";display:block;width:38px;height:2px;margin-top:14px;background:var(--brand);}
  .faq-intro p{margin-top:18px;font-size:15px;color:var(--text-mid);line-height:1.9;}
  .faq-list{border-top:1px solid var(--line);}
  .faq-item{border-bottom:1px solid var(--line);}
  .faq-q{
    width:100%;
    display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:20px 4px;
    font-size:16px;font-weight:600;text-align:left;
    color:var(--text-hi);
  }
  .faq-q:hover{color:var(--brand);}
  .faq-sign{
    position:relative;flex:0 0 auto;
    width:18px;height:18px;
  }
  .faq-sign::before,.faq-sign::after{
    content:"";position:absolute;left:50%;top:50%;background:var(--brand);
    transform:translate(-50%,-50%);
    transition:transform .18s var(--ease);
  }
  .faq-sign::before{width:14px;height:2px;}
  .faq-sign::after{width:2px;height:14px;}
  .faq-item.is-open .faq-sign::after{transform:translate(-50%,-50%) rotate(90deg);opacity:0;}
  .faq-a{
    max-height:0;overflow:hidden;
    transition:max-height .3s var(--ease);
  }
  .faq-item.is-open .faq-a{max-height:300px;}
  .faq-a p{
    padding:0 4px 22px;
    font-size:15px;line-height:1.85;color:var(--text-mid);
  }

  /* ---------- 横向 CTA 条 ---------- */
  .cta-bar{
    display:flex;align-items:center;justify-content:space-between;gap:24px;
    padding:26px 30px;
    border-radius:var(--radius-card);
    border:1px solid rgba(232,98,42,.35);
    background:linear-gradient(120deg,rgba(232,98,42,.16),rgba(245,158,44,.06));
    flex-wrap:wrap;
  }
  .cta-bar p{font-size:16.5px;font-weight:600;}
  .cta-bar small{display:block;margin-top:6px;font-size:13.5px;color:var(--text-mid);font-weight:400;}

  /* ---------- 页脚 ---------- */
  .site-foot{
    margin-top:88px;
    border-top:1px solid var(--line);
    background:var(--ink-900);
    padding:64px 0 30px;
  }
  .foot-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr 1.2fr;
    gap:40px;
  }
  .foot-brand-main{font-size:19px;font-weight:800;letter-spacing:-.01em;}
  .foot-brand-main em{font-style:normal;color:var(--brand);margin:0 2px;}
  .foot-brand-sub{
    margin-top:6px;font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-low);
  }
  .foot-desc{margin-top:18px;font-size:14px;color:var(--text-mid);line-height:1.85;max-width:280px;}
  .foot-social{display:flex;gap:10px;margin-top:20px;}
  .foot-social span{
    width:36px;height:36px;border-radius:50%;
    border:1px solid var(--line-strong);
    display:inline-flex;align-items:center;justify-content:center;
    font-size:13px;color:var(--text-mid);
    transition:all .24s var(--ease);
  }
  .foot-social span:hover{border-color:var(--brand);color:var(--brand);}
  .foot-title{font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--text-hi);margin-bottom:18px;}
  .foot-links li{margin-bottom:12px;}
  .foot-links a{
    font-size:14.5px;color:var(--text-mid);
    border-bottom:2px solid transparent;
    padding-bottom:2px;
  }
  .foot-links a:hover{color:var(--brand);border-bottom-color:var(--brand);}
  .foot-note{font-size:13.5px;color:var(--text-mid);line-height:1.8;}
  .sub-form{display:flex;gap:10px;flex-wrap:wrap;}
  .sub-form input{
    flex:1 1 150px;min-width:0;
    height:44px;padding:0 16px;
    border-radius:var(--radius-pill);
    border:1px solid var(--line-strong);
    background:var(--ink-800);
    color:var(--text-hi);
    font-size:14px;
  }
  .sub-form input::placeholder{color:var(--text-low);}
  .sub-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,98,42,.18);}
  .foot-bottom{
    display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
    margin-top:52px;padding-top:22px;
    border-top:1px solid var(--line);
    font-size:13px;color:var(--text-low);
  }
  .foot-bottom a{color:var(--text-mid);border-bottom:2px solid transparent;}
  .foot-bottom a:hover{color:var(--brand);border-bottom-color:var(--brand);}

  /* ---------- 图片回退 ---------- */
  .img-broken{opacity:0;}
  .thumb-fallback{position:relative;}
  .thumb-fallback::before{
    content:"▧";
    position:absolute;inset:0;
    display:flex;align-items:center;justify-content:center;
    font-size:26px;color:var(--text-low);
    background:var(--ink-700);
  }

  /* ---------- 入场动画 ---------- */
  .reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease);}
  .reveal.is-in{opacity:1;transform:none;}

  /* ---------- 响应式 ---------- */
  @media (max-width:1024px){
    .stats{grid-template-columns:repeat(2,1fr);}
    .foot-grid{grid-template-columns:1.3fr 1fr 1fr;gap:32px;}
    .faq-grid{grid-template-columns:1fr;gap:28px;}
  }
  @media (max-width:900px){
    .voice-columns{grid-template-columns:1fr;}
    .voice-col-offset{padding-top:0;}
  }
  @media (max-width:860px){
    .dock{padding:10px 12px 10px 16px;gap:12px;}
    .dock-nav{
      position:fixed;
      inset:78px 16px auto 16px;
      flex-direction:column;
      align-items:stretch;
      gap:6px;
      padding:22px 18px 26px;
      border-radius:20px;
      border:1px solid var(--line);
      background:rgba(22,21,19,.98);
      backdrop-filter:blur(12px);
      -webkit-backdrop-filter:blur(12px);
      box-shadow:var(--shadow);
      display:none;
      margin-left:0;
    }
    body.nav-open .dock-nav{display:flex;}
    .dock-link{font-size:18px;padding:14px 12px;}
    .dock-cta{display:none;}
    .dock-toggle{display:inline-flex;margin-left:auto;}
    .filter-bar{top:84px;border-radius:18px;}
  }
  @media (max-width:640px){
    body{font-size:16px;}
    .page-head{padding:140px 0 52px;}
    .stats{grid-template-columns:1fr;}
    .section{padding:56px 0;}
    .voice-body{padding:18px 18px 20px;}
    .voice-title{font-size:17px;}
    .cta-bar{padding:22px 20px;}
    .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
    .foot-bottom{flex-direction:column;align-items:flex-start;}
  }
  @media (max-width:520px){
    .foot-grid{grid-template-columns:1fr;}
    .chips{gap:8px;}
    .chip{padding:7px 13px;font-size:13px;}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none !important;transition:none !important;}
    .reveal{opacity:1;transform:none;}
    html{scroll-behavior:auto;}
  }

/* roulang page: category2 */
:root{
    --ink-900:#0a0908;
    --ink-800:#131110;
    --ink-700:#1c1917;
    --line:rgba(255,255,255,.08);
    --line-strong:rgba(255,255,255,.16);
    --text-hi:#f4efe9;
    --text-mid:#a8a29a;
    --text-low:#6e6862;
    --brand:#e2622a;
    --brand-2:#f2a03d;
    --accent:#2fbfa0;
    --paper:#f6f2ec;
    --r-card:14px;
    --r-cover:16px;
    --shadow:0 20px 40px rgba(0,0,0,.45);
    --ease:cubic-bezier(.22,.61,.36,1);
    --sans:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
    --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:var(--ink-900);
    color:var(--text-hi);
    font-family:var(--sans);
    font-size:16px;
    line-height:1.8;
    letter-spacing:.01em;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block}
  a{color:inherit;text-decoration:none}
  button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
  input,select{font-family:inherit;font-size:15px}
  h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.01em}
  p{margin:0}
  ul{margin:0;padding:0;list-style:none}
  :focus-visible{outline:2px solid rgba(226,98,42,.6);outline-offset:3px;border-radius:6px}
  ::selection{background:rgba(226,98,42,.35)}
  .container{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
  @media(min-width:768px){.container{padding:0 32px}}
  @media(min-width:1024px){.container{padding:0 40px}}

  /* ---------- 浮动 Dock 导航 ---------- */
  .dock{
    position:sticky;
    top:16px;
    z-index:70;
    max-width:1180px;
    margin:16px auto 0;
    display:flex;
    align-items:center;
    gap:18px;
    padding:10px 14px 10px 20px;
    border-radius:999px;
    background:rgba(19,17,16,.84);
    border:1px solid var(--line);
    box-shadow:0 18px 38px rgba(0,0,0,.42);
    backdrop-filter:blur(12px);
    -webkit-backdrop-filter:blur(12px);
    transition:padding .25s var(--ease), box-shadow .25s var(--ease);
  }
  .dock.is-shrunk{padding:7px 12px 7px 18px;box-shadow:0 14px 30px rgba(0,0,0,.5)}
  .brand{display:flex;flex-direction:column;line-height:1.15;flex-shrink:0}
  .brand-main{font-size:17px;font-weight:800;letter-spacing:-.01em;color:var(--text-hi);white-space:nowrap}
  .brand-main em{color:var(--brand);font-style:normal;margin:0 3px}
  .brand-sub{font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:var(--text-low);margin-top:2px}
  .dock-nav{display:flex;align-items:center;gap:4px;margin-left:auto;flex-wrap:nowrap}
  .dock-link{
    padding:8px 14px;border-radius:999px;font-size:14px;color:var(--text-mid);
    white-space:nowrap;transition:color .2s var(--ease),background .2s var(--ease);
  }
  .dock-link:hover{color:var(--text-hi);background:rgba(255,255,255,.05)}
  .dock-link.is-active{color:var(--brand);background:rgba(226,98,42,.14)}
  .dock-cta{flex-shrink:0}
  .dock-toggle{display:none;width:40px;height:40px;border-radius:999px;border:1px solid var(--line);align-items:center;justify-content:center}
  .dock-toggle span{display:block;width:16px;height:2px;background:var(--text-hi);position:relative;border-radius:2px}
  .dock-toggle span::before,.dock-toggle span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text-hi);border-radius:2px}
  .dock-toggle span::before{top:-5px}
  .dock-toggle span::after{top:5px}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    border-radius:999px;font-size:15px;font-weight:600;
    padding:13px 26px;transition:transform .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
  }
  .btn-sm{padding:9px 18px;font-size:14px}
  .btn-primary{background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#1a0d05}
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 26px rgba(226,98,42,.32)}
  .btn-ghost{border:1px solid var(--line-strong);color:var(--text-hi);border-radius:12px}
  .btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
  .btn-outline{border:1px solid var(--line-strong);color:var(--text-hi);border-radius:999px}
  .btn-outline:hover{border-color:var(--accent);color:var(--accent)}

  /* ---------- 页面头 ---------- */
  .sp-hero{position:relative;margin-top:24px;border-radius:22px;overflow:hidden;border:1px solid var(--line)}
  .sp-hero-media{position:absolute;inset:0}
  .sp-hero-media img{width:100%;height:100%;object-fit:cover;opacity:.5}
  .sp-hero-media::after{
    content:"";position:absolute;inset:0;
    background:linear-gradient(100deg,rgba(10,9,8,.96) 8%,rgba(10,9,8,.78) 46%,rgba(10,9,8,.42) 100%);
  }
  .sp-hero-inner{position:relative;padding:56px 26px 44px}
  @media(min-width:768px){.sp-hero-inner{padding:74px 48px 56px}}
  @media(min-width:1024px){.sp-hero-inner{padding:88px 64px 64px;max-width:900px}}
  .eyebrow{font-size:11px;letter-spacing:.22em;text-transform:uppercase;color:var(--brand-2);margin-bottom:16px}
  .sp-hero h1{
    font-size:clamp(30px,4.6vw,54px);font-weight:800;line-height:1.15;letter-spacing:-.02em;
    max-width:20ch;
  }
  .sp-hero h1 em{font-style:normal;color:var(--brand)}
  .sp-lead{margin-top:20px;color:var(--text-mid);font-size:16px;line-height:1.9;max-width:62ch}
  .sp-facts{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:34px;max-width:640px}
  .fact{border-left:2px solid var(--brand);padding-left:14px}
  .fact b{display:block;font-family:var(--mono);font-size:24px;font-weight:700;color:var(--text-hi);letter-spacing:-.02em}
  .fact span{font-size:12px;letter-spacing:.08em;color:var(--text-low)}

  /* ---------- 筛选条 ---------- */
  .filterbar{
    position:sticky;top:96px;z-index:50;
    display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px;
    justify-content:space-between;
    margin-top:28px;padding:12px 16px;
    background:rgba(19,17,16,.92);
    border:1px solid var(--line);border-radius:var(--r-card);
    backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  }
  .chips{display:flex;flex-wrap:wrap;gap:8px}
  .chip{
    padding:7px 15px;border-radius:999px;font-size:13px;color:var(--text-mid);
    border:1px solid var(--line-strong);transition:all .2s var(--ease);
  }
  .chip:hover{color:var(--text-hi);border-color:var(--brand)}
  .chip.is-on{background:var(--brand);border-color:var(--brand);color:#1a0d05;font-weight:600}
  .sort-wrap{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-low)}
  .sort-wrap select{
    background:var(--ink-700);color:var(--text-hi);
    border:1px solid var(--line-strong);border-radius:10px;
    padding:8px 12px;font-size:13px;
  }
  .sort-wrap select:hover{border-color:var(--brand)}

  /* ---------- 内容区：左图右文横向大卡 ---------- */
  .sp-section{margin-top:34px}
  .sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:22px}
  .sec-head h2{font-size:clamp(22px,2.6vw,32px);font-weight:700}
  .sec-head h2::after{content:"";display:block;width:38px;height:2px;background:var(--brand);margin-top:12px;border-radius:2px}
  .sec-head p{color:var(--text-mid);font-size:14px;max-width:46ch}
  .sp-list{display:flex;flex-direction:column;gap:16px}
  .sp-row{
    display:grid;grid-template-columns:320px 1fr;gap:24px;
    padding:18px;border:1px solid var(--line);border-radius:var(--r-card);
    background:var(--ink-800);
    transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease),background .28s var(--ease);
  }
  .sp-row:hover{transform:translateY(-4px);border-color:rgba(226,98,42,.55);box-shadow:var(--shadow);background:var(--ink-700)}
  .sp-thumb{position:relative;border-radius:12px;overflow:hidden;aspect-ratio:16/10;background:var(--ink-700)}
  .sp-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
  .sp-row:hover .sp-thumb img{transform:scale(1.04)}
  .sp-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0) 45%,rgba(0,0,0,.45));opacity:.6;transition:opacity .28s var(--ease)}
  .sp-row:hover .sp-thumb::after{opacity:.85}
  .sp-dur{
    position:absolute;left:10px;bottom:10px;z-index:2;
    font-family:var(--mono);font-size:11px;letter-spacing:.06em;
    padding:3px 8px;border-radius:6px;background:rgba(10,9,8,.72);color:var(--text-hi);
  }
  .sp-body{display:flex;flex-direction:column;gap:10px;padding:6px 4px 6px 0;min-width:0}
  .sp-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
  .tag{
    font-size:12px;letter-spacing:.06em;padding:4px 10px;border-radius:6px;
    border:1px solid rgba(47,191,160,.5);color:var(--accent);
  }
  .sp-top .year{font-family:var(--mono);font-size:12px;color:var(--text-low)}
  .sp-body h3{font-size:20px;font-weight:700;line-height:1.4}
  .sp-body h3 a:hover{color:var(--brand)}
  .sp-desc{color:var(--text-mid);font-size:15px;line-height:1.8}
  .sp-meta{font-family:var(--mono);font-size:12px;color:var(--text-low);letter-spacing:.05em}
  .sp-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap;padding-top:6px;border-top:1px solid var(--line)}
  .sp-foot .mini{font-size:13px;color:var(--text-mid)}
  .sp-foot .link{font-size:13px;color:var(--brand);transition:transform .2s var(--ease)}
  .sp-row:hover .sp-foot .link{transform:translateX(3px)}

  /* 空态回落（图片加载失败） */
  .img-fallback{background:var(--ink-700);display:flex;align-items:center;justify-content:center;color:var(--text-low);font-size:12px;letter-spacing:.1em}

  /* ---------- 分页 ---------- */
  .pager{display:flex;align-items:center;justify-content:center;gap:10px;margin-top:40px;flex-wrap:wrap}
  .pager a,.pager span{
    display:inline-flex;align-items:center;justify-content:center;
    width:40px;height:40px;border-radius:999px;font-family:var(--mono);font-size:14px;
    border:1px solid var(--line-strong);color:var(--text-mid);
    transition:all .2s var(--ease);
  }
  .pager a:hover{border-color:var(--brand);color:var(--brand)}
  .pager .is-current{background:var(--brand);border-color:var(--brand);color:#1a0d05;font-weight:700}
  .pager .pager-next{width:auto;padding:0 20px;font-family:var(--sans)}

  /* ---------- FAQ ---------- */
  .faq-block{margin-top:64px;display:grid;grid-template-columns:4fr 8fr;gap:32px}
  .faq-intro h2{font-size:clamp(22px,2.6vw,32px);font-weight:700}
  .faq-intro h2::after{content:"";display:block;width:38px;height:2px;background:var(--brand);margin-top:12px;border-radius:2px}
  .faq-intro p{margin-top:16px;color:var(--text-mid);font-size:14px;line-height:1.9}
  .faq-list{border-top:1px solid var(--line)}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
    padding:20px 0;text-align:left;font-size:16px;font-weight:600;color:var(--text-hi);
    transition:color .2s var(--ease);
  }
  .faq-q:hover{color:var(--brand)}
  .faq-ico{position:relative;flex-shrink:0;width:16px;height:16px}
  .faq-ico::before,.faq-ico::after{content:"";position:absolute;background:var(--brand);border-radius:2px;transition:transform .18s var(--ease),opacity .18s var(--ease)}
  .faq-ico::before{left:0;top:7px;width:16px;height:2px}
  .faq-ico::after{top:0;left:7px;width:2px;height:16px}
  .faq-item.is-open .faq-ico::after{transform:rotate(90deg);opacity:0}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .3s var(--ease)}
  .faq-a p{padding:0 40px 20px 0;color:var(--text-mid);font-size:15px;line-height:1.85}

  /* ---------- 横向 CTA 条 ---------- */
  .cta-bar{
    margin-top:72px;display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
    padding:26px 28px;border-radius:var(--r-card);
    background:linear-gradient(120deg,rgba(226,98,42,.16),rgba(242,160,61,.08));
    border:1px solid rgba(226,98,42,.32);
  }
  .cta-bar strong{display:block;font-size:20px;font-weight:700}
  .cta-bar span{display:block;margin-top:8px;color:var(--text-mid);font-size:14px;max-width:64ch}

  /* ---------- 页脚 ---------- */
  .site-foot{margin-top:88px;border-top:1px solid var(--line);background:var(--ink-900);padding:56px 0 26px}
  .foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.4fr;gap:34px}
  .foot-brand-main{font-size:18px;font-weight:800;color:var(--text-hi)}
  .foot-brand-main em{font-style:normal;color:var(--brand);margin:0 3px}
  .foot-brand-sub{font-size:9px;letter-spacing:.2em;text-transform:uppercase;color:var(--text-low);margin-top:4px}
  .foot-desc{margin-top:16px;color:var(--text-mid);font-size:14px;line-height:1.85;max-width:34ch}
  .foot-social{display:flex;gap:10px;margin-top:18px}
  .foot-social span{
    width:36px;height:36px;border-radius:999px;border:1px solid var(--line-strong);
    display:inline-flex;align-items:center;justify-content:center;
    font-size:13px;color:var(--text-mid);transition:all .2s var(--ease);
  }
  .foot-social span:hover{border-color:var(--brand);color:var(--brand)}
  .foot-title{font-size:14px;font-weight:700;color:var(--text-hi);margin-bottom:16px;letter-spacing:.04em}
  .foot-links li{margin-bottom:11px}
  .foot-links a{color:var(--text-mid);font-size:14px;transition:color .2s var(--ease),border-color .2s var(--ease);border-bottom:2px solid transparent;padding-bottom:2px}
  .foot-links a:hover{color:var(--text-hi);border-bottom-color:var(--brand)}
  .foot-note{color:var(--text-mid);font-size:13px;line-height:1.8}
  .sub-form{display:flex;gap:10px;flex-wrap:wrap}
  .sub-form input{
    flex:1 1 160px;min-width:0;height:46px;padding:0 16px;border-radius:999px;
    background:var(--ink-800);border:1px solid var(--line-strong);color:var(--text-hi);
    transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
  }
  .sub-form input::placeholder{color:var(--text-low)}
  .sub-form input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(226,98,42,.22);outline:none}
  .foot-bottom{
    margin-top:44px;padding-top:20px;border-top:1px solid var(--line);
    display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
    font-size:13px;color:var(--text-low);
  }
  .foot-bottom a{color:var(--text-mid);border-bottom:2px solid transparent;transition:all .2s var(--ease)}
  .foot-bottom a:hover{color:var(--brand);border-bottom-color:var(--brand)}

  /* ---------- 入场动效 ---------- */
  .reveal{opacity:0;transform:translateY(16px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
  .reveal.is-in{opacity:1;transform:none}

  /* ---------- 滚动条隐藏（如需横向轨道） ---------- */
  .no-bar{scrollbar-width:none;-ms-overflow-style:none}
  .no-bar::-webkit-scrollbar{display:none}

  /* ---------- 响应式 ---------- */
  @media(max-width:1023px){
    .faq-block{grid-template-columns:1fr;gap:22px}
    .sp-row{grid-template-columns:270px 1fr;gap:20px}
    .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  }
  @media(max-width:860px){
    .dock{padding:10px 12px;gap:10px}
    .dock-nav{
      position:fixed;left:14px;right:14px;top:84px;
      flex-direction:column;align-items:stretch;gap:6px;
      background:var(--ink-800);border:1px solid var(--line);
      border-radius:18px;padding:16px;display:none;
      box-shadow:0 26px 50px rgba(0,0,0,.55);
    }
    body.menu-open .dock-nav{display:flex}
    .dock-link{font-size:17px;padding:13px 14px;border-radius:12px}
    .dock-cta{display:none}
    .dock-toggle{display:inline-flex;margin-left:auto}
    .brand-sub{display:none}
  }
  @media(max-width:767px){
    .sp-row{grid-template-columns:1fr;gap:16px;padding:14px}
    .sp-thumb{aspect-ratio:16/9}
    .sp-body h3{font-size:18px}
    .sp-facts{grid-template-columns:1fr 1fr;gap:12px}
    .filterbar{top:88px;padding:10px 12px}
    .sp-hero{border-radius:18px}
    .cta-bar{padding:22px 20px}
    .foot-grid{grid-template-columns:1fr;gap:26px}
  }
  @media(max-width:520px){
    .sp-facts{grid-template-columns:1fr}
    .pager a,.pager span{width:36px;height:36px;font-size:13px}
    .pager .pager-next{width:auto;padding:0 14px}
    .cta-bar{padding:20px 16px}
    .cta-bar .btn{width:100%}
  }
  @media(prefers-reduced-motion:reduce){
    *{transition:none!important;animation:none!important}
    html{scroll-behavior:auto}
    .reveal{opacity:1;transform:none}
  }

/* roulang page: category4 */
:root{
    --ink-900:#0b0a09;
    --ink-800:#131110;
    --ink-700:#1c1917;
    --line:rgba(255,255,255,.08);
    --line-strong:rgba(255,255,255,.16);
    --text-hi:#f5f1ea;
    --text-mid:#a8a29b;
    --text-low:#6f6a64;
    --brand:#e8663a;
    --brand-2:#f0a04b;
    --brand-soft:rgba(232,102,58,.14);
    --accent:#3fae9c;
    --paper:#f7f3ec;
    --r-card:14px;
    --r-cover:16px;
    --r-pill:999px;
    --shadow-lg:0 20px 40px rgba(0,0,0,.45);
    --shadow-sm:0 8px 20px rgba(0,0,0,.35);
    --ease:cubic-bezier(.22,.61,.36,1);
    --container:1240px;
    --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,"Courier New",monospace;
  }
  *,*::before,*::after{box-sizing:border-box}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
  body{
    margin:0;
    background:
      radial-gradient(900px 520px at 82% -6%, rgba(232,102,58,.14), transparent 60%),
      radial-gradient(680px 420px at 4% 12%, rgba(63,174,156,.08), transparent 62%),
      var(--ink-900);
    color:var(--text-hi);
    font-family:-apple-system,"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
    font-size:17px;
    line-height:1.85;
    letter-spacing:.005em;
    -webkit-font-smoothing:antialiased;
  }
  img{max-width:100%;display:block;border:0}
  a{color:inherit;text-decoration:none;transition:color .24s var(--ease),background-color .24s var(--ease),border-color .24s var(--ease),transform .24s var(--ease)}
  button,input,select{font:inherit;color:inherit}
  h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.18;letter-spacing:-.01em}
  p{margin:0}
  ul{margin:0;padding:0;list-style:none}
  :focus-visible{outline:2px solid rgba(232,102,58,.55);outline-offset:2px}

  .container{width:100%;max-width:var(--container);margin:0 auto;padding:0 40px}
  .eyebrow{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--text-low)}
  .mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
  .reveal{opacity:0;transform:translateY(16px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
  .reveal.is-in{opacity:1;transform:none}

  /* ---------- 浮动 Dock 导航 ---------- */
  .dock{
    position:sticky;top:16px;z-index:80;
    width:calc(100% - 40px);max-width:1180px;
    margin:16px auto 0;
    display:flex;align-items:center;gap:14px;
    padding:10px 12px 10px 22px;
    border:1px solid var(--line);
    border-radius:var(--r-pill);
    background:rgba(19,17,16,.82);
    backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    box-shadow:var(--shadow-sm);
    transition:padding .28s var(--ease),background-color .28s var(--ease),box-shadow .28s var(--ease);
  }
  .dock.is-scrolled{padding:7px 10px 7px 20px;background:rgba(19,17,16,.93);box-shadow:var(--shadow-lg)}
  .brand{display:flex;flex-direction:column;line-height:1.1;flex:0 0 auto;padding-right:6px}
  .brand-main{font-size:17px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
  .brand-main em{font-style:normal;color:var(--brand);margin:0 2px}
  .brand-sub{font-size:9px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-low);margin-top:3px}
  .dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto;flex-wrap:nowrap}
  .dock-link{
    padding:9px 14px;border-radius:var(--r-pill);
    font-size:14px;color:var(--text-mid);white-space:nowrap;
  }
  .dock-link:hover{color:var(--text-hi);background:rgba(255,255,255,.05)}
  .dock-link.is-active{color:var(--brand);background:var(--brand-soft)}
  .dock-cta{flex:0 0 auto}
  .dock-toggle{
    display:none;flex:0 0 auto;
    width:42px;height:42px;border-radius:50%;
    border:1px solid var(--line);background:rgba(255,255,255,.03);
    align-items:center;justify-content:center;cursor:pointer;
  }
  .dock-toggle span{display:block;width:16px;height:2px;background:var(--text-hi);position:relative}
  .dock-toggle span::before,.dock-toggle span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text-hi)}
  .dock-toggle span::before{top:-5px}
  .dock-toggle span::after{top:5px}

  /* ---------- 按钮 ---------- */
  .btn{
    display:inline-flex;align-items:center;justify-content:center;gap:8px;
    cursor:pointer;border:1px solid transparent;
    font-weight:600;letter-spacing:.01em;
    transition:transform .24s var(--ease),box-shadow .24s var(--ease),background-color .24s var(--ease),border-color .24s var(--ease),color .24s var(--ease);
  }
  .btn-primary{
    border-radius:var(--r-pill);
    background:linear-gradient(120deg,var(--brand) 0%,var(--brand-2) 100%);
    color:#1b0d06;padding:13px 26px;font-size:15px;
    box-shadow:0 10px 24px rgba(232,102,58,.24);
  }
  .btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(232,102,58,.34)}
  .btn-primary:active{transform:translateY(0)}
  .btn-ghost{
    border-radius:12px;border:1px solid var(--line-strong);
    color:var(--text-hi);background:rgba(255,255,255,.02);padding:13px 24px;font-size:15px;
  }
  .btn-ghost:hover{border-color:var(--brand);color:var(--brand)}
  .btn-sm{padding:10px 18px;font-size:14px}

  /* ---------- 页面头 ---------- */
  .cat-hero{position:relative;margin-top:26px;overflow:hidden;border-bottom:1px solid var(--line)}
  .cat-hero-bg{position:absolute;inset:0;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;opacity:.30}
  .cat-hero-mask{position:absolute;inset:0;background:linear-gradient(100deg,rgba(11,10,9,.96) 8%,rgba(11,10,9,.72) 52%,rgba(11,10,9,.95) 100%)}
  .cat-hero-inner{position:relative;padding:84px 0 76px;max-width:900px}
  .cat-hero h1{
    font-size:clamp(30px,4.2vw,52px);font-weight:800;line-height:1.12;letter-spacing:-.02em;
    margin:16px 0 0;
  }
  .cat-hero h1 span{color:var(--brand)}
  .cat-hero .lede{margin-top:22px;color:var(--text-mid);font-size:17px;line-height:1.9;max-width:760px}
  .hero-meta{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:28px;font-size:13px;color:var(--text-low)}
  .hero-meta b{color:var(--text-hi);font-family:var(--mono);font-weight:700;font-size:16px;margin-right:6px}

  /* ---------- 筛选条 ---------- */
  .filter-bar{
    position:sticky;top:92px;z-index:60;
    margin:28px 0 0;
    display:flex;flex-wrap:wrap;align-items:center;gap:14px;
    padding:12px 16px;border:1px solid var(--line);border-radius:18px;
    background:rgba(19,17,16,.9);
    backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  }
  .chips{display:flex;flex-wrap:wrap;gap:8px}
  .chip{
    padding:8px 15px;border-radius:var(--r-pill);border:1px solid var(--line);
    font-size:13px;color:var(--text-mid);background:transparent;cursor:pointer;
  }
  .chip:hover{color:var(--text-hi);border-color:var(--line-strong)}
  .chip.is-on{background:var(--brand);border-color:transparent;color:#1b0d06;font-weight:600}
  .sort-wrap{margin-left:auto;display:flex;align-items:center;gap:10px}
  .sort-wrap label{font-size:13px;color:var(--text-low)}
  .sort-select{
    appearance:none;-webkit-appearance:none;
    padding:9px 38px 9px 14px;border-radius:12px;
    border:1px solid var(--line);background:var(--ink-700);color:var(--text-hi);font-size:13.5px;cursor:pointer;
    background-image:linear-gradient(45deg,transparent 50%,var(--text-mid) 50%),linear-gradient(135deg,var(--text-mid) 50%,transparent 50%);
    background-position:calc(100% - 19px) 52%,calc(100% - 13px) 52%;
    background-size:6px 6px,6px 6px;background-repeat:no-repeat;
  }
  .sort-select:hover{border-color:var(--line-strong)}

  /* ---------- 时间轴内容区 ---------- */
  .tl-section{padding:56px 0 8px;scroll-margin-top:120px}
  .tl-head{display:flex;flex-wrap:wrap;align-items:flex-end;gap:16px;margin-bottom:34px}
  .tl-head h2{font-size:clamp(24px,2.8vw,34px);font-weight:700}
  .tl-head h2::after{content:"";display:block;width:38px;height:2px;background:var(--brand);margin-top:12px}
  .tl-head p{margin-left:auto;color:var(--text-low);font-size:14px;max-width:420px}

  .tl{position:relative}
  .tl-item{position:relative;padding-left:104px;padding-bottom:34px}
  .tl-item::before{
    content:"";position:absolute;left:83px;top:14px;bottom:-4px;width:1px;background:var(--line);
  }
  .tl-item:last-child::before{display:none}
  .tl-node{
    position:absolute;left:77px;top:16px;width:13px;height:13px;border-radius:50%;
    background:var(--ink-900);border:2px solid var(--brand);
  }
  .tl-date{
    position:absolute;left:0;top:6px;width:64px;text-align:right;
    font-family:var(--mono);font-size:15px;font-weight:700;color:var(--text-hi);line-height:1.25;
  }
  .tl-date small{display:block;font-size:11px;font-weight:400;color:var(--text-low);letter-spacing:.08em;margin-top:4px}

  .tl-card{
    display:grid;grid-template-columns:266px 1fr;gap:26px;
    padding:18px;border:1px solid var(--line);border-radius:var(--r-card);
    background:linear-gradient(180deg,rgba(28,25,23,.72) 0%,rgba(19,17,16,.72) 100%);
    transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
  }
  .tl-card:hover{transform:translateY(-4px);border-color:rgba(232,102,58,.55);box-shadow:var(--shadow-lg)}
  .tl-media{
    position:relative;overflow:hidden;border-radius:var(--r-cover);
    aspect-ratio:16/10;background:var(--ink-700);
  }
  .tl-media img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease)}
  .tl-card:hover .tl-media img{transform:scale(1.04)}
  .tl-media.is-empty::after{
    content:"▤";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
    color:var(--text-low);font-size:26px;
  }
  .tl-badge{
    position:absolute;left:12px;top:12px;z-index:2;
    padding:5px 10px;border-radius:6px;font-size:11px;font-weight:600;
    background:linear-gradient(120deg,var(--brand),var(--brand-2));color:#1b0d06;
  }
  .tl-body{display:flex;flex-direction:column;gap:12px;min-width:0}
  .tl-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:12.5px;color:var(--text-low)}
  .tag{
    padding:4px 11px;border-radius:var(--r-pill);border:1px solid rgba(63,174,156,.5);
    color:var(--accent);font-size:12px;
  }
  .tl-body h3{font-size:21px;line-height:1.42;font-weight:700}
  .tl-card:hover .tl-body h3{color:var(--brand-2)}
  .tl-body p{color:var(--text-mid);font-size:15px;line-height:1.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
  .tl-stats{display:flex;flex-wrap:wrap;gap:10px 26px;font-size:13px;color:var(--text-low)}
  .tl-stats b{font-family:var(--mono);color:var(--text-hi);font-size:16px;margin-right:6px}
  .tl-link{
    margin-top:auto;font-size:13.5px;color:var(--brand);font-weight:600;
    border-bottom:1px solid transparent;align-self:flex-start;
  }
  .tl-link:hover{border-bottom-color:var(--brand)}

  /* ---------- 分页 ---------- */
  .pager{display:flex;align-items:center;justify-content:center;gap:10px;padding:34px 0 0}
  .pager-btn{
    width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
    border:1px solid var(--line);color:var(--text-mid);font-size:14px;font-family:var(--mono);
  }
  .pager-btn:hover{border-color:var(--brand);color:var(--brand)}
  .pager-btn.is-on{background:var(--brand);border-color:transparent;color:#1b0d06;font-weight:700}
  .pager-btn.wide{width:auto;padding:0 18px;font-family:inherit;font-size:13.5px}

  /* ---------- FAQ ---------- */
  .faq-sec{padding:88px 0 0}
  .faq-grid{display:grid;grid-template-columns:4fr 8fr;gap:40px}
  .faq-side h2{font-size:clamp(24px,2.8vw,34px);font-weight:700}
  .faq-side h2::after{content:"";display:block;width:38px;height:2px;background:var(--brand);margin-top:12px}
  .faq-side p{margin-top:18px;color:var(--text-mid);font-size:15px;line-height:1.85}
  .faq-list{border-top:1px solid var(--line)}
  .faq-item{border-bottom:1px solid var(--line)}
  .faq-q{
    width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
    padding:20px 2px;background:none;border:0;cursor:pointer;text-align:left;
    font-size:16px;font-weight:600;color:var(--text-hi);
  }
  .faq-q:hover{color:var(--brand-2)}
  .faq-q i{
    flex:0 0 auto;font-style:normal;font-size:20px;line-height:1;color:var(--brand);
    transition:transform .18s var(--ease);
  }
  .faq-item.is-open .faq-q i{transform:rotate(45deg)}
  .faq-a{max-height:0;overflow:hidden;transition:max-height .28s var(--ease)}
  .faq-a p{padding:0 40px 20px 2px;margin-top:0;color:var(--text-mid);font-size:15px;line-height:1.85}
  .faq-item.is-open .faq-a{max-height:320px}

  /* ---------- 横向 CTA ---------- */
  .cta-strip{
    margin:88px auto 0;
    display:flex;flex-wrap:wrap;align-items:center;gap:18px;
    padding:26px 30px;border:1px solid rgba(232,102,58,.34);border-radius:18px;
    background:linear-gradient(120deg,rgba(232,102,58,.13),rgba(240,160,75,.05));
  }
  .cta-strip p{font-size:16px;color:var(--text-hi);margin-right:auto}
  .cta-strip p b{color:var(--brand-2)}

  /* ---------- 页脚 ---------- */
  .site-foot{margin-top:96px;border-top:1px solid var(--line);background:var(--ink-900);padding:64px 0 26px}
  .foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.4fr;gap:38px}
  .foot-brand-main{font-size:19px;font-weight:800}
  .foot-brand-main em{font-style:normal;color:var(--brand);margin:0 2px}
  .foot-brand-sub{font-size:9.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-low);margin-top:6px}
  .foot-desc{margin-top:18px;color:var(--text-mid);font-size:14px;line-height:1.8;max-width:280px}
  .foot-social{display:flex;gap:10px;margin-top:20px}
  .foot-social span{
    width:36px;height:36px;border-radius:50%;border:1px solid var(--line);
    display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--text-mid);
    transition:border-color .24s var(--ease),color .24s var(--ease);
  }
  .foot-social span:hover{border-color:var(--brand);color:var(--brand)}
  .foot-title{font-size:14px;font-weight:700;letter-spacing:.04em;color:var(--text-hi)}
  .foot-links{margin-top:18px;display:flex;flex-direction:column;gap:12px}
  .foot-links a{font-size:14px;color:var(--text-mid);border-bottom:1px solid transparent;align-self:flex-start}
  .foot-links a:hover{color:var(--brand);border-bottom-color:var(--brand)}
  .foot-note{color:var(--text-mid);font-size:14px;line-height:1.8}
  .sub-form{display:flex;gap:10px;flex-wrap:wrap}
  .sub-form input{
    flex:1 1 160px;min-width:0;height:44px;padding:0 16px;border-radius:var(--r-pill);
    border:1px solid var(--line);background:rgba(255,255,255,.03);color:var(--text-hi);font-size:14px;
  }
  .sub-form input::placeholder{color:var(--text-low)}
  .sub-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px rgba(232,102,58,.22)}
  .foot-bottom{
    margin-top:52px;padding-top:22px;border-top:1px solid var(--line);
    display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
    font-size:13px;color:var(--text-low);
  }
  .foot-bottom a{color:var(--text-low);border-bottom:1px solid transparent}
  .foot-bottom a:hover{color:var(--brand);border-bottom-color:var(--brand)}

  /* ---------- 断点 ---------- */
  @media (max-width:1180px){
    .dock-nav{gap:0}
    .dock-link{padding:9px 11px;font-size:13.5px}
  }
  @media (max-width:1024px){
    .container{padding:0 32px}
    .faq-grid{grid-template-columns:1fr;gap:26px}
    .foot-grid{grid-template-columns:1fr 1fr;gap:32px}
    .brand-sub{display:none}
  }
  @media (max-width:900px){
    .dock-toggle{display:flex;margin-left:auto}
    .dock{padding:8px 10px 8px 18px;top:10px;border-radius:20px}
    .dock-nav{
      display:none;order:5;width:100%;flex-direction:column;align-items:stretch;gap:2px;
      margin:8px 0 4px;padding-top:8px;border-top:1px solid var(--line);
    }
    .dock-nav.is-open{display:flex}
    .dock-link{font-size:16px;padding:12px 14px;border-radius:12px}
    .dock-cta{display:none}
    .filter-bar{top:78px;border-radius:16px}
    .sort-wrap{margin-left:0;width:100%}
    .sort-select{width:100%}
  }
  @media (max-width:768px){
    body{font-size:16px}
    .container{padding:0 20px}
    .cat-hero-inner{padding:56px 0 52px}
    .cat-hero .lede{font-size:15.5px}
    .tl-item{padding-left:0;padding-bottom:26px}
    .tl-item::before,.tl-node{display:none}
    .tl-date{position:static;width:auto;text-align:left;margin-bottom:12px}
    .tl-date small{display:inline;margin-left:8px}
    .tl-card{grid-template-columns:1fr;gap:16px;padding:14px}
    .tl-head p{margin-left:0;max-width:none}
    .cta-strip{margin-top:64px;padding:22px}
    .cta-strip p{margin-right:0;width:100%}
    .faq-sec{padding-top:64px}
  }
  @media (max-width:520px){
    .brand-main{font-size:15px}
    .cat-hero h1{font-size:28px}
    .foot-grid{grid-template-columns:1fr;gap:28px}
    .foot-bottom{flex-direction:column}
    .pager{gap:8px}
  }
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important}
    .reveal{opacity:1;transform:none}
    html{scroll-behavior:auto}
  }