/* roulang page: index */
:root{
  --ink-900:#0C1412;
  --ink-800:#101A17;
  --ink-700:#16211D;
  --brand:#C8F65A;
  --brand-bright:#D6FF6E;
  --violet:#7A63E8;
  --sand:#F2EDE4;
  --sand-70:rgba(242,237,228,.7);
  --sand-50:rgba(242,237,228,.5);
  --sand-35:rgba(242,237,228,.35);
  --sand-20:rgba(242,237,228,.2);
  --line:rgba(255,255,255,.08);
  --line-brand:rgba(200,246,90,.35);
  --r10:10px;
  --r14:14px;
  --r18:18px;
  --r24:24px;
  --pill:999px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-h:0 16px 40px rgba(0,0,0,.45);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--sand);
  font-family:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4,p,ul,ol,figure{margin:0;}
ul,ol{padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px;}
.container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 32px;
}
section{position:relative;}
.section{padding:96px 0;}
.section-tight{padding:64px 0;}
.divider{height:1px;background:var(--line);border:0;margin:0;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.12em;color:var(--brand);
  border:1px solid var(--line-brand);border-radius:var(--pill);
  padding:6px 14px;background:rgba(200,246,90,.06);
}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:32px;flex-wrap:wrap;
}
.section-head h2{
  font-size:clamp(26px,3vw,36px);
  line-height:1.3;font-weight:700;letter-spacing:0;
}
.section-head .sub{
  display:block;margin-top:10px;font-size:14px;color:var(--sand-50);
}
.head-tools{display:flex;align-items:center;gap:12px;}
.link-more{
  display:inline-flex;align-items:center;gap:6px;
  font-size:14px;color:var(--sand-70);transition:color .22s var(--ease);
}
.link-more i{transition:transform .22s var(--ease);font-size:12px;}
.link-more:hover{color:var(--brand);}
.link-more:hover i{transform:translateX(4px);}
.arrow-btn{
  width:40px;height:40px;border-radius:50%;
  border:1px solid var(--sand-20);
  background:rgba(255,255,255,.04);
  color:var(--sand);display:grid;place-items:center;
  cursor:pointer;transition:all .22s var(--ease);font-size:13px;
}
.arrow-btn:hover{border-color:var(--line-brand);color:var(--brand);background:rgba(200,246,90,.08);}
.arrow-btn:disabled{opacity:.3;cursor:default;}
.arrow-btn:disabled:hover{border-color:var(--sand-20);color:var(--sand);background:rgba(255,255,255,.04);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  cursor:pointer;transition:all .22s var(--ease);white-space:nowrap;
}
.btn-primary{background:var(--brand);color:var(--ink-900);}
.btn-primary:hover{background:var(--brand-bright);transform:translateY(-2px);box-shadow:0 10px 26px rgba(200,246,90,.28);}
.btn-primary:active{transform:translateY(0);}
.btn-ghost{background:transparent;color:var(--sand);border-color:var(--sand-35);}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(200,246,90,.4);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

/* 导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  height:72px;display:flex;align-items:center;
  background:rgba(12,20,18,.35);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  box-shadow:0 6px 26px rgba(0,0,0,.28);
  transition:height .24s var(--ease),background .24s var(--ease),border-color .24s var(--ease);
}
.site-header.is-solid{
  height:64px;background:rgba(12,20,18,.94);
  border-bottom-color:rgba(255,255,255,.12);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%;}
.logo{display:flex;align-items:baseline;gap:8px;flex-shrink:0;}
.logo-mark{font-size:20px;font-weight:800;letter-spacing:.01em;color:var(--sand);}
.logo-sub{font-size:12px;letter-spacing:.08em;color:var(--sand-50);}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  height:38px;padding:0 14px;border-radius:var(--pill);
  font-size:15px;color:var(--sand-70);transition:all .22s var(--ease);
}
.nav-link:hover{color:var(--sand);background:rgba(255,255,255,.06);}
.nav-link.is-active{color:var(--sand);}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:16px;height:2px;border-radius:2px;background:var(--brand);
}
.nav-actions{display:flex;align-items:center;gap:10px;}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;cursor:pointer;
  background:rgba(255,255,255,.05);border:1px solid var(--sand-20);
  color:var(--sand-70);transition:all .22s var(--ease);font-size:14px;
}
.icon-btn:hover{color:var(--brand);border-color:var(--line-brand);}
.nav-cta{height:40px;padding:0 20px;font-size:14px;}
.burger{
  display:none;width:40px;height:40px;border-radius:var(--r10);
  background:rgba(255,255,255,.05);border:1px solid var(--sand-20);
  color:var(--sand);cursor:pointer;place-items:center;font-size:15px;
}

/* Hero */
.hero{
  position:relative;min-height:min(92vh,860px);
  display:flex;align-items:center;
  padding:150px 0 90px;overflow:hidden;
}
.hero-media{position:absolute;inset:0;z-index:0;}
.hero-media img{width:100%;height:100%;object-fit:cover;object-position:center;}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(12,20,18,.95) 0%,rgba(12,20,18,.72) 42%,rgba(12,20,18,.15) 100%),
    linear-gradient(0deg,rgba(12,20,18,.97) 0%,rgba(12,20,18,0) 58%);
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:48px;align-items:center;}
.hero-copy{max-width:620px;}
.hero h1{
  margin:22px 0 18px;
  font-size:clamp(2.2rem,5vw,4rem);
  line-height:1.15;font-weight:800;letter-spacing:0;
}
.hero h1 em{font-style:normal;color:var(--brand);}
.hero-sub{font-size:clamp(16px,1.6vw,19px);line-height:1.8;color:var(--sand-70);max-width:540px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px;}
.hero-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:22px;font-size:13px;color:var(--sand-50);}
.hero-tags span.dot{width:3px;height:3px;border-radius:50%;background:var(--sand-35);}
.hero-posters{display:flex;gap:14px;justify-content:flex-end;align-items:center;}
.hero-poster{
  width:142px;aspect-ratio:3/4;border-radius:var(--r14);overflow:hidden;
  box-shadow:var(--shadow);border:1px solid var(--line);
  transition:transform .3s var(--ease);flex-shrink:0;
}
.hero-poster img{width:100%;height:100%;object-fit:cover;}
.hero-poster:nth-child(1){transform:rotate(-3deg) translateY(16px);}
.hero-poster:nth-child(2){transform:translateY(-6px);}
.hero-poster:nth-child(3){transform:rotate(3deg) translateY(22px);}
.hero-poster:hover{transform:translateY(-8px) rotate(0deg);}
.scroll-hint{
  position:absolute;left:50%;bottom:26px;transform:translateX(-50%);
  color:var(--sand-35);font-size:12px;display:flex;flex-direction:column;
  align-items:center;gap:6px;z-index:3;letter-spacing:.14em;
}
.scroll-hint i{animation:bob 2.4s infinite ease-in-out;}
@keyframes bob{0%,100%{transform:translateY(0);}50%{transform:translateY(5px);}}

/* 数据条 */
.stat-strip{
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--ink-800);
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);}
.stat-item{background:var(--ink-800);padding:28px 24px;}
.stat-num{font-size:22px;font-weight:700;color:var(--brand);font-variant-numeric:tabular-nums;}
.stat-label{font-size:12px;color:var(--sand-50);margin-top:4px;letter-spacing:.04em;}

/* 胶囊筛选 */
.chip-row{
  display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.chip-row::-webkit-scrollbar{display:none;}
.chip{
  flex-shrink:0;height:36px;padding:0 16px;border-radius:var(--pill);
  display:inline-flex;align-items:center;font-size:13px;
  color:var(--sand-70);border:1px solid var(--sand-20);
  background:transparent;cursor:pointer;transition:all .22s var(--ease);
}
.chip:hover{border-color:var(--line-brand);color:var(--sand);}
.chip.is-on{background:var(--brand);color:var(--ink-900);border-color:var(--brand);font-weight:600;}

/* 横滑卡片 */
.rail-wrap{position:relative;}
.rail{
  display:flex;gap:18px;overflow-x:auto;
  scroll-snap-type:x mandatory;padding:4px 0 12px;
  scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none;}
.poster-card{
  flex:0 0 auto;width:232px;scroll-snap-align:start;
  border-radius:var(--r14);overflow:hidden;position:relative;
  background:var(--ink-700);border:1px solid var(--line);
  box-shadow:var(--shadow);transition:all .22s var(--ease);
  display:block;
}
.poster-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-h);border-color:rgba(200,246,90,.3);}
.poster-media{position:relative;aspect-ratio:3/4;overflow:hidden;background:linear-gradient(135deg,var(--ink-700),var(--ink-800));}
.poster-media img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.poster-card:hover .poster-media img{transform:scale(1.03);}
.poster-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(12,20,18,.92) 0%,rgba(12,20,18,.1) 52%,rgba(12,20,18,0) 100%);
}
.poster-chip{
  position:absolute;top:10px;left:10px;z-index:2;
  font-size:11px;padding:4px 10px;border-radius:var(--pill);
  background:rgba(12,20,18,.55);border:1px solid rgba(200,246,90,.2);
  color:var(--sand);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.poster-go{
  position:absolute;right:12px;bottom:12px;z-index:2;
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;font-size:13px;
  background:rgba(200,246,90,.85);color:var(--ink-900);
  opacity:0;transform:translateY(6px);transition:all .22s var(--ease);
}
.poster-card:hover .poster-go{opacity:1;transform:translateY(0);}
.poster-body{padding:14px 14px 16px;}
.poster-title{
  font-size:15px;font-weight:600;line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.poster-meta{font-size:12px;color:var(--sand-50);margin-top:6px;}

/* 错位网格 */
.feature-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:22px;}
.feature-main{
  position:relative;border-radius:var(--r18);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  min-height:420px;display:flex;flex-direction:column;justify-content:flex-end;
  transition:all .22s var(--ease);
}
.feature-main:hover{box-shadow:var(--shadow-h);border-color:rgba(200,246,90,.3);}
.feature-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.feature-main:hover img{transform:scale(1.03);}
.feature-main::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(12,20,18,.96) 0%,rgba(12,20,18,.55) 45%,rgba(12,20,18,.1) 100%);
}
.feature-main .inner{position:relative;z-index:2;padding:32px;}
.feature-main h3{font-size:24px;font-weight:700;line-height:1.4;margin-bottom:10px;}
.feature-main p{font-size:14px;color:var(--sand-70);max-width:520px;}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.tag{
  font-size:12px;padding:5px 12px;border-radius:var(--pill);
  background:rgba(122,99,232,.18);border:1px solid rgba(122,99,232,.4);
  color:#CFC6FF;
}
.feature-side{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.feature-side .poster-card{width:100%;}

/* 主题片单 */
.playlist-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:22px;}
.playlist-col{display:grid;gap:22px;}
.playlist-card{
  position:relative;display:block;border-radius:var(--r18);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
  aspect-ratio:21/9;transition:all .22s var(--ease);
}
.playlist-col .playlist-card{aspect-ratio:21/9;}
.playlist-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.playlist-card:hover img{transform:scale(1.03);}
.playlist-card:hover{box-shadow:var(--shadow-h);border-color:rgba(200,246,90,.3);}
.playlist-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(12,20,18,.94) 0%,rgba(12,20,18,.25) 60%,rgba(12,20,18,0) 100%);
}
.playlist-card .inner{position:absolute;left:26px;bottom:24px;right:26px;z-index:2;}
.playlist-card h3{font-size:22px;font-weight:700;line-height:1.4;}
.playlist-card p{font-size:13px;color:var(--sand-70);margin-top:6px;}
.playlist-card .count{
  display:inline-flex;align-items:center;gap:6px;margin-top:12px;
  font-size:12px;color:var(--brand);border:1px solid var(--line-brand);
  padding:4px 12px;border-radius:var(--pill);background:rgba(200,246,90,.07);
}

/* 最新信息 */
.news-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.news-card{
  display:flex;flex-direction:column;
  background:var(--ink-700);border:1px solid var(--line);
  border-radius:var(--r14);padding:24px;
  transition:all .22s var(--ease);
}
.news-card:hover{
  border-color:rgba(200,246,90,.3);
  background:#1A2723;
  transform:translateY(-3px);
  box-shadow:var(--shadow);
}
.news-chip{
  align-self:flex-start;font-size:11px;padding:4px 11px;border-radius:var(--pill);
  color:var(--brand);border:1px solid var(--line-brand);background:rgba(200,246,90,.06);
}
.news-title{
  font-size:17px;font-weight:600;line-height:1.6;margin-top:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-sum{
  font-size:14px;line-height:1.7;color:var(--sand-50);margin-top:10px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-foot{
  display:flex;align-items:center;justify-content:space-between;
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  font-size:12px;color:var(--sand-50);font-variant-numeric:tabular-nums;
}
.news-arrow{color:var(--sand-50);transition:all .22s var(--ease);}
.news-card:hover .news-arrow{color:var(--brand);transform:translateX(4px);}
.news-empty{
  grid-column:1/-1;min-height:220px;border:1px dashed var(--sand-20);
  border-radius:var(--r18);display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:12px;
  color:var(--sand-50);font-size:15px;background:rgba(255,255,255,.02);
}
.news-empty i{font-size:30px;color:var(--sand-35);}

/* FAQ */
.faq-list{max-width:860px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r14);
  background:var(--ink-800);margin-bottom:10px;overflow:hidden;
  transition:border-color .22s var(--ease);
}
.faq-item:hover{border-color:rgba(200,246,90,.2);}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;
  gap:18px;padding:20px 24px;background:none;border:0;cursor:pointer;
  color:var(--sand);font-size:16px;font-weight:600;text-align:left;line-height:1.6;
}
.faq-icon{
  flex-shrink:0;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;font-size:12px;
  border:1px solid var(--sand-20);color:var(--sand-70);
  transition:all .2s var(--ease);
}
.faq-item.open .faq-icon{background:var(--brand);color:var(--ink-900);border-color:var(--brand);}
.faq-a{display:grid;grid-template-rows:0fr;transition:grid-template-rows .2s var(--ease);}
.faq-a>div{overflow:hidden;padding:0 24px;max-width:720px;}
.faq-a p{font-size:15px;line-height:1.8;color:var(--sand-70);}
.faq-item.open .faq-a{grid-template-rows:1fr;}
.faq-item.open .faq-a>div{padding-bottom:22px;}

/* CTA */
.cta-card{
  position:relative;border-radius:var(--r24);overflow:hidden;
  border:1px solid var(--line-brand);
  box-shadow:0 0 0 1px rgba(200,246,90,.08),0 24px 60px rgba(0,0,0,.5);
  padding:64px;
}
.cta-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;}
.cta-card::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(12,20,18,.95) 0%,rgba(12,20,18,.72) 55%,rgba(12,20,18,.4) 100%);
}
.cta-card .inner{position:relative;z-index:2;max-width:620px;}
.cta-card h2{font-size:clamp(24px,3vw,32px);font-weight:700;line-height:1.35;}
.cta-card p{font-size:15px;color:var(--sand-70);margin-top:12px;}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:26px;}

/* 页脚 */
.site-footer{background:#0A100F;border-top:1px solid var(--line);padding:64px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:44px;}
.footer-brand .logo-mark{font-size:19px;}
.footer-desc{font-size:13px;color:var(--sand-50);margin-top:14px;max-width:280px;line-height:1.8;}
.social-row{display:flex;gap:10px;margin-top:20px;}
.social-row span{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--sand-20);color:var(--sand-50);font-size:13px;
  transition:all .22s var(--ease);cursor:pointer;
}
.social-row span:hover{color:var(--brand);border-color:var(--line-brand);}
.footer-col h3{font-size:13px;letter-spacing:.06em;color:var(--sand);margin-bottom:16px;font-weight:600;}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--sand-50);transition:all .22s var(--ease);display:inline-block;}
.footer-col a:hover{color:var(--brand);transform:translateX(2px);}
.footer-col p{font-size:13px;color:var(--sand-50);line-height:1.9;}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0 26px;
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12px;color:var(--sand-35);
}
.footer-bottom a{color:var(--sand-35);}
.footer-bottom a:hover{color:var(--sand-70);}

/* 移动抽屉 */
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,10,9,.6);z-index:120;
  opacity:0;visibility:hidden;transition:opacity .24s var(--ease),visibility .24s;
  -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);
}
.drawer-mask.show{opacity:1;visibility:visible;}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:130;
  width:min(88vw,380px);background:rgba(16,26,23,.96);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border-left:1px solid var(--line);
  transform:translateX(100%);transition:transform .28s var(--ease);
  display:flex;flex-direction:column;padding:22px;
}
.drawer.show{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;padding-bottom:18px;border-bottom:1px solid var(--line);}
.drawer nav{display:flex;flex-direction:column;margin-top:14px;}
.drawer nav a{
  height:48px;display:flex;align-items:center;font-size:15px;
  color:var(--sand-70);border-radius:var(--r10);padding:0 12px;
  transition:all .2s var(--ease);
}
.drawer nav a:hover,.drawer nav a.is-active{background:rgba(255,255,255,.06);color:var(--sand);}
.drawer nav a.is-active{color:var(--brand);}
.drawer-cta{margin-top:auto;padding-top:18px;border-top:1px solid var(--line);}
.drawer-cta .btn{width:100%;}

/* 响应式 */
@media (max-width:1279px){
  .hero-grid{grid-template-columns:minmax(0,1fr) 320px;gap:32px;}
  .hero-poster{width:118px;}
}
@media (max-width:1023px){
  .container{padding:0 24px;}
  .section{padding:72px 0;}
  .nav-links{display:none;}
  .nav-cta{display:none;}
  .burger{display:grid;}
  .icon-btn{display:none;}
  .hero{min-height:auto;padding:130px 0 76px;}
  .hero-grid{grid-template-columns:1fr;}
  .hero-posters{display:none;}
  .hero-copy{max-width:100%;}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .feature-grid{grid-template-columns:1fr;}
  .feature-main{min-height:340px;}
  .playlist-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .cta-card{padding:40px 28px;}
  .scroll-hint{display:none;}
}
@media (max-width:639px){
  .container{padding:0 18px;}
  .section{padding:56px 0;}
  .hero{padding:118px 0 60px;}
  .hero h1{font-size:2.1rem;}
  .hero-actions .btn{width:100%;}
  .poster-card{width:168px;}
  .feature-side{grid-template-columns:1fr 1fr;gap:14px;}
  .playlist-card .inner{left:18px;right:18px;bottom:18px;}
  .playlist-card h3{font-size:18px;}
  .news-card{padding:20px;}
  .stat-item{padding:22px 18px;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .footer-bottom{font-size:11px;}
  .feature-main .inner{padding:22px;}
  .feature-main h3{font-size:20px;}
  .cta-actions .btn{width:100%;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none!important;animation:none!important;scroll-behavior:auto!important;}
}

/* roulang page: category1 */
/* ===== 设计变量 ===== */
:root{
  --ink-900:#0C1412;
  --ink-800:#101A17;
  --ink-700:#16211D;
  --brand:#C8F65A;
  --brand-bright:#D6FF6E;
  --violet:#7A63E8;
  --sand:#F2EDE4;
  --sand-70:rgba(242,237,228,.70);
  --sand-50:rgba(242,237,228,.50);
  --sand-35:rgba(242,237,228,.35);
  --sand-20:rgba(242,237,228,.20);
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.14);
  --brand-line:rgba(200,246,90,.35);
  --radius-10:10px;
  --radius-14:14px;
  --radius-18:18px;
  --radius-24:24px;
  --shadow-1:0 8px 24px rgba(0,0,0,.35);
  --shadow-2:0 16px 40px rgba(0,0,0,.45);
  --ease:220ms ease-out;
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Source Han Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}

/* ===== 基础重置 ===== */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--ink-900);
  color:var(--sand);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,p,ul,ol,li,figure,blockquote{margin:0;padding:0;}
ul,ol{list-style:none;}
a{color:inherit;text-decoration:none;transition:color var(--ease);}
img{display:block;max-width:100%;height:auto;}
button{font-family:inherit;cursor:pointer;}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px;}

/* ===== 容器 ===== */
.container{width:100%;max-width:1280px;margin:0 auto;padding:0 32px;}
@media (max-width:1024px){.container{padding:0 24px;}}
@media (max-width:640px){.container{padding:0 18px;}}

/* ===== 按钮系统 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;line-height:1;white-space:nowrap;
  transition:transform var(--ease),background var(--ease),color var(--ease),box-shadow var(--ease),border-color var(--ease);
}
.btn-primary{background:var(--brand);color:#0C1412;box-shadow:0 6px 18px rgba(200,246,90,.18);}
.btn-primary:hover{background:var(--brand-bright);transform:translateY(-2px);box-shadow:0 10px 26px rgba(200,246,90,.3);}
.btn-primary:active{transform:translateY(0);box-shadow:0 4px 12px rgba(200,246,90,.2);}
.btn-ghost{background:transparent;color:var(--sand);border-color:var(--sand-35);}
.btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(200,246,90,.4);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(0);}
.btn-sm{height:40px;padding:0 20px;font-size:14px;}
.btn[disabled],.btn.is-disabled{opacity:.45;pointer-events:none;filter:saturate(.4);}
.btn-link{display:inline-flex;align-items:center;gap:6px;color:var(--sand-70);font-size:14px;font-weight:600;}
.btn-link i{transition:transform var(--ease),color var(--ease);}
.btn-link:hover{color:var(--sand);}
.btn-link:hover i{transform:translateX(4px);color:var(--brand);}

/* ===== 站点头部导航 ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  display:flex;align-items:center;height:72px;
  background:rgba(12,20,18,.35);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:height 240ms ease,background 240ms ease,border-color 240ms ease,box-shadow 240ms ease;
}
.site-header.is-scrolled{
  height:64px;
  background:rgba(12,20,18,.94);
  border-bottom-color:var(--line-strong);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.header-inner{display:flex;align-items:center;gap:24px;width:100%;}
.logo{display:inline-flex;align-items:baseline;gap:8px;flex:none;}
.logo-mark{font-size:21px;font-weight:800;color:var(--sand);letter-spacing:0;}
.logo-sub{font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--brand);}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;}
.nav-link{
  position:relative;display:inline-flex;align-items:center;
  padding:8px 14px;border-radius:999px;font-size:15px;color:var(--sand-70);
  transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--sand);background:rgba(255,255,255,.06);}
.nav-link.is-active{color:var(--sand);}
.nav-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;width:16px;height:2px;border-radius:2px;
  background:var(--brand);transform:translateX(-50%);
}
.header-actions{margin-left:auto;display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:999px;
  border:1px solid var(--sand-20);background:rgba(255,255,255,.04);color:var(--sand);
  font-size:16px;align-items:center;justify-content:center;
  transition:border-color var(--ease),color var(--ease),background var(--ease);
}
.nav-toggle:hover{border-color:var(--brand-line);color:var(--brand);background:rgba(255,255,255,.08);}
@media (max-width:1023px){
  .nav-links{display:none;}
  .header-actions{display:none;}
  .nav-toggle{display:inline-flex;}
}

/* ===== 移动端抽屉 ===== */
.drawer-mask{
  position:fixed;inset:0;z-index:90;background:rgba(6,10,9,.66);
  opacity:0;pointer-events:none;transition:opacity var(--ease);
}
.drawer{
  position:fixed;top:0;right:0;bottom:0;z-index:95;width:min(88vw,380px);
  display:flex;flex-direction:column;gap:8px;padding:20px;
  background:rgba(12,20,18,.97);
  -webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);
  border-left:1px solid var(--line-strong);
  transform:translateX(102%);transition:transform 260ms ease;
}
body.drawer-open .drawer{transform:none;}
body.drawer-open .drawer-mask{opacity:1;pointer-events:auto;}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:4px 4px 16px;border-bottom:1px solid var(--line);margin-bottom:8px;}
.drawer-close{width:40px;height:40px;border-radius:999px;border:1px solid var(--sand-20);background:transparent;color:var(--sand);display:grid;place-items:center;font-size:15px;}
.drawer-close:hover{color:var(--brand);border-color:var(--brand-line);}
.drawer-link{display:flex;align-items:center;height:48px;padding:0 12px;border-radius:var(--radius-10);font-size:15px;color:var(--sand-70);transition:background var(--ease),color var(--ease);}
.drawer-link:hover,.drawer-link.is-active{color:var(--sand);background:rgba(255,255,255,.06);}
.drawer-cta{margin-top:auto;padding-top:16px;border-top:1px solid var(--line);}
.drawer-cta .btn{width:100%;}

/* ===== 分类页首屏 ===== */
.page-hero{position:relative;overflow:hidden;padding-top:72px;background:var(--ink-800);}
@media (max-width:1023px){.page-hero{padding-top:64px;}}
.page-hero-bg{position:absolute;inset:0;background:url('/assets/images/backpic/back-2.webp') center/cover no-repeat;}
.page-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(100deg,rgba(12,20,18,.96) 0%,rgba(12,20,18,.80) 48%,rgba(12,20,18,.34) 100%),
    linear-gradient(0deg,var(--ink-900) 0%,rgba(12,20,18,.12) 58%);
}
.page-hero-inner{
  position:relative;z-index:2;display:flex;flex-wrap:wrap;
  align-items:flex-end;justify-content:space-between;gap:32px;
  min-height:300px;padding:56px 0 48px;
}
.page-hero-copy{flex:1 1 520px;min-width:0;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--sand-50);margin-bottom:16px;}
.breadcrumb a{color:var(--sand-50);}
.breadcrumb a:hover{color:var(--brand);}
.breadcrumb i{font-size:10px;color:var(--sand-35);}
.breadcrumb span{color:var(--sand-35);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;height:28px;padding:0 14px;
  border-radius:999px;border:1px solid var(--brand-line);
  background:rgba(200,246,90,.08);color:var(--brand);
  font-size:12px;font-weight:600;margin-bottom:18px;
}
.page-hero h1{font-size:clamp(2rem,4vw,2.75rem);line-height:1.2;font-weight:800;margin-bottom:16px;}
.hero-desc{font-size:17px;line-height:1.8;color:var(--sand-70);max-width:620px;}
.hero-stats{
  display:flex;flex:none;overflow:hidden;
  border:1px solid var(--line-strong);border-radius:var(--radius-18);
  background:rgba(12,20,18,.55);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
}
.hero-stat{padding:16px 22px;border-right:1px solid var(--line);min-width:104px;}
.hero-stat:last-child{border-right:0;}
.hero-stat strong{display:block;font-size:22px;font-weight:700;line-height:1.3;color:var(--brand);font-variant-numeric:tabular-nums;}
.hero-stat span{display:block;font-size:12px;color:var(--sand-50);letter-spacing:.02em;}
@media (max-width:640px){
  .hero-stats{width:100%;}
  .hero-stat{flex:1 1 0;min-width:0;padding:14px 12px;text-align:center;}
  .hero-stat strong{font-size:19px;}
}

/* ===== 吸顶筛选条 ===== */
.filter-bar{
  position:sticky;top:64px;z-index:60;
  background:rgba(12,20,18,.94);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  backdrop-filter:blur(14px) saturate(140%);
  border-bottom:1px solid var(--line);
}
.filter-inner{display:flex;align-items:center;gap:10px;padding:12px 0;overflow-x:auto;scrollbar-width:none;}
.filter-inner::-webkit-scrollbar{display:none;}
.chip{
  flex:none;display:inline-flex;align-items:center;height:36px;padding:0 18px;
  border-radius:999px;border:1px solid var(--sand-20);
  font-size:14px;color:var(--sand-70);white-space:nowrap;
  transition:background var(--ease),color var(--ease),border-color var(--ease);
}
.chip:hover{border-color:var(--brand-line);color:var(--sand);background:rgba(255,255,255,.05);}
.chip.is-active{background:var(--brand);border-color:var(--brand);color:#0C1412;font-weight:600;}
.filter-count{margin-left:auto;flex:none;font-size:12px;color:var(--sand-35);white-space:nowrap;padding-left:12px;}

/* ===== 区块标题 ===== */
.section-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;}
.section-head h2{font-size:clamp(1.55rem,2.6vw,2.2rem);line-height:1.3;font-weight:700;}
.section-head .sub{margin-top:8px;font-size:14px;color:var(--sand-50);max-width:640px;}

/* ===== 海报卡片网格 ===== */
.entry-section{padding:84px 0 20px;}
.grid-posters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;}
@media (max-width:1279px){.grid-posters{grid-template-columns:repeat(3,minmax(0,1fr));}}
@media (max-width:1023px){.grid-posters{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;}}
@media (max-width:520px){.grid-posters{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}}

.poster-card{
  position:relative;overflow:hidden;border-radius:var(--radius-14);
  background:var(--ink-700);border:1px solid var(--line);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.poster-card:hover{transform:translateY(-4px);border-color:rgba(200,246,90,.32);box-shadow:var(--shadow-2);}
.poster-link{display:block;}
.poster-media{
  position:relative;aspect-ratio:3/4;overflow:hidden;
  background:linear-gradient(135deg,var(--ink-700),var(--ink-800));
}
.poster-media img{width:100%;height:100%;object-fit:cover;transition:transform var(--ease);}
.poster-card:hover .poster-media img{transform:scale(1.03);}
.poster-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(12,20,18,.94) 0%,rgba(12,20,18,.30) 46%,rgba(12,20,18,0) 72%);
}
.poster-chip{
  position:absolute;top:12px;left:12px;z-index:2;
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  font-size:11px;color:var(--sand);
  background:rgba(12,20,18,.62);border:1px solid rgba(200,246,90,.2);
  -webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);
}
.poster-enter{
  position:absolute;top:12px;right:12px;z-index:2;
  width:42px;height:42px;border-radius:999px;display:grid;place-items:center;
  background:rgba(200,246,90,.88);color:#0C1412;font-size:13px;
  transition:opacity var(--ease),transform var(--ease);
}
@media (hover:hover){
  .poster-enter{opacity:0;transform:scale(.9);}
  .poster-card:hover .poster-enter{opacity:1;transform:scale(1);}
}
.poster-caption{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:14px 16px 16px;}
.poster-title{
  font-size:15px;font-weight:600;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.poster-meta{margin-top:6px;font-size:12px;color:var(--sand-50);}

/* ===== 打开流程 ===== */
.flow-section{padding:80px 0 24px;}
.flow-list{border-top:1px solid var(--line);}
.flow-item{
  display:grid;grid-template-columns:96px minmax(0,1fr);gap:32px;
  padding:28px 0;border-bottom:1px solid var(--line);align-items:start;
}
.flow-index{font-size:28px;font-weight:700;line-height:1.2;color:rgba(200,246,90,.45);font-variant-numeric:tabular-nums;}
.flow-body h3{font-size:20px;font-weight:600;line-height:1.4;margin-bottom:6px;}
.flow-body p{font-size:15px;color:var(--sand-70);max-width:760px;}
@media (max-width:640px){
  .flow-item{grid-template-columns:56px minmax(0,1fr);gap:18px;padding:22px 0;}
  .flow-index{font-size:22px;}
  .flow-body h3{font-size:18px;}
}

/* ===== 适用场景 ===== */
.scene-section{padding:80px 0 24px;}
.scene-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center;}
@media (max-width:1023px){.scene-grid{grid-template-columns:1fr;gap:32px;}}
.scene-figure{
  position:relative;overflow:hidden;border-radius:var(--radius-18);
  border:1px solid var(--line-strong);box-shadow:var(--shadow-1);
  aspect-ratio:4/3;background:linear-gradient(135deg,var(--ink-700),var(--ink-800));
}
.scene-figure img{width:100%;height:100%;object-fit:cover;}
.scene-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;
  font-size:13px;color:var(--sand-70);
  background:linear-gradient(0deg,rgba(12,20,18,.92),rgba(12,20,18,0));
}
.check-list{display:grid;gap:14px;margin-top:24px;}
.check-item{
  display:flex;gap:14px;padding:16px 18px;border-radius:var(--radius-14);
  border:1px solid var(--line);background:var(--ink-800);
  transition:border-color var(--ease),transform var(--ease),background var(--ease);
}
.check-item:hover{border-color:var(--brand-line);transform:translateX(4px);background:var(--ink-700);}
.check-item i{color:var(--brand);font-size:15px;line-height:1.6;flex:none;}
.check-item strong{display:block;font-size:15px;font-weight:600;line-height:1.5;}
.check-item span{display:block;font-size:14px;color:var(--sand-50);margin-top:2px;}

/* ===== FAQ ===== */
.faq-section{padding:80px 0 24px;}
.faq-list{max-width:900px;}
.faq-item{
  background:var(--ink-800);border:1px solid var(--line);
  border-radius:var(--radius-14);margin-bottom:10px;
  transition:border-color var(--ease),background var(--ease);
}
.faq-item:hover{border-color:rgba(200,246,90,.2);}
.faq-item.is-open{border-color:var(--brand-line);background:var(--ink-700);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  width:100%;padding:20px 24px;background:none;border:0;text-align:left;
  color:var(--sand);font-size:16px;font-weight:600;line-height:1.6;
}
.faq-icon{
  position:relative;flex:none;width:20px;height:20px;border-radius:999px;
  border:1px solid var(--sand-35);transition:transform var(--ease),border-color var(--ease);
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;top:50%;left:50%;background:var(--sand-70);
  transform:translate(-50%,-50%);transition:background var(--ease),opacity var(--ease);
}
.faq-icon::before{width:9px;height:1.5px;}
.faq-icon::after{width:1.5px;height:9px;}
.faq-item.is-open .faq-icon{border-color:var(--brand);transform:rotate(180deg);}
.faq-item.is-open .faq-icon::before,.faq-item.is-open .faq-icon::after{background:var(--brand);}
.faq-item.is-open .faq-icon::after{opacity:0;}
.faq-a{display:none;padding:0 24px 22px;font-size:15px;line-height:1.8;color:var(--sand-70);max-width:720px;}
.faq-item.is-open .faq-a{display:block;animation:faqFade 200ms ease-out;}
@keyframes faqFade{from{opacity:0;transform:translateY(-4px);}to{opacity:1;transform:none;}}

/* ===== CTA ===== */
.cta-section{padding:80px 0 96px;}
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-24);
  border:1px solid rgba(200,246,90,.28);padding:56px 48px;
  background:var(--ink-800);
  box-shadow:0 0 0 1px rgba(200,246,90,.08),var(--shadow-1);
}
.cta-band::before{content:"";position:absolute;inset:0;background:url('/assets/images/backpic/back-3.png') center/cover no-repeat;opacity:.3;}
.cta-band::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,20,18,.96) 0%,rgba(12,20,18,.72) 56%,rgba(12,20,18,.42) 100%);}
.cta-inner{position:relative;z-index:2;max-width:640px;}
.cta-inner h2{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:700;line-height:1.3;margin-bottom:12px;}
.cta-inner p{font-size:15px;color:var(--sand-70);margin-bottom:26px;}
.cta-actions{display:flex;flex-wrap:wrap;align-items:center;gap:18px;}
@media (max-width:640px){.cta-band{padding:30px 24px;border-radius:var(--radius-18);}}

/* ===== 页脚 ===== */
.site-footer{background:#0A100F;border-top:1px solid var(--line);padding:72px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:32px;padding-bottom:52px;}
@media (max-width:1023px){.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;}}
@media (max-width:640px){.footer-grid{grid-template-columns:1fr;}}
.footer-brand .logo{margin-bottom:16px;}
.footer-desc{font-size:14px;line-height:1.75;color:var(--sand-50);max-width:280px;}
.social-row{display:flex;gap:10px;margin-top:18px;}
.social-row span{
  width:36px;height:36px;border-radius:999px;display:grid;place-items:center;
  border:1px solid var(--line-strong);color:var(--sand-50);font-size:14px;
  transition:color var(--ease),border-color var(--ease),background var(--ease);
}
.social-row span:hover{color:var(--brand);border-color:var(--brand-line);background:rgba(255,255,255,.05);}
.footer-col h3{font-size:15px;font-weight:700;color:var(--sand);margin-bottom:16px;line-height:1.5;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{display:inline-block;font-size:14px;color:rgba(242,237,228,.6);transition:color var(--ease),transform var(--ease);}
.footer-col a:hover{color:var(--brand);transform:translateX(2px);}
.footer-col p{font-size:14px;line-height:1.75;color:rgba(242,237,228,.6);}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding:20px 0 28px;border-top:1px solid var(--line);
  font-size:12px;color:var(--sand-35);
}

/* ===== 动效降级 ===== */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
  .poster-card:hover,.check-item:hover,.btn:hover{transform:none;}
}

/* roulang page: article */
:root {
      --ink-900: #0C1412;
      --ink-850: #0A100F;
      --ink-800: #101A17;
      --ink-700: #16211D;
      --brand: #C8F65A;
      --brand-bright: #D6FF6E;
      --violet: #7A63E8;
      --sand: #F2EDE4;
      --sand-80: rgba(242, 237, 228, .8);
      --sand-70: rgba(242, 237, 228, .7);
      --sand-60: rgba(242, 237, 228, .6);
      --sand-50: rgba(242, 237, 228, .5);
      --sand-40: rgba(242, 237, 228, .4);
      --sand-35: rgba(242, 237, 228, .35);
      --sand-20: rgba(242, 237, 228, .2);
      --line: rgba(255, 255, 255, .08);
      --line-brand: rgba(200, 246, 90, .35);
      --shadow-sm: 0 4px 20px rgba(0, 0, 0, .28);
      --shadow-md: 0 8px 24px rgba(0, 0, 0, .35);
      --shadow-lg: 0 16px 40px rgba(0, 0, 0, .45), 0 0 0 1px var(--line-brand);
      --radius-sm: 10px;
      --radius-md: 14px;
      --radius-lg: 18px;
      --radius-xl: 24px;
      --radius-pill: 999px;
      --container: 1280px;
      --ease: cubic-bezier(.2, .8, .2, 1);
    }

    *,
    *::before,
    *::after {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      -webkit-text-size-adjust: 100%;
    }

    .site-body {
      margin: 0;
      min-height: 100vh;
      overflow-x: hidden;
      font-family: "PingFang SC", "HarmonyOS Sans SC", "Source Han Sans SC", "Microsoft YaHei", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
      font-size: 16px;
      line-height: 1.7;
      color: var(--sand);
      background:
        radial-gradient(1100px 680px at 86% -12%, rgba(122, 99, 232, .16), transparent 60%),
        radial-gradient(900px 560px at -10% 8%, rgba(200, 246, 90, .07), transparent 55%),
        var(--ink-900);
      -webkit-font-smoothing: antialiased;
    }

    ::selection {
      color: var(--ink-900);
      background: var(--brand);
    }

    img {
      display: block;
      max-width: 100%;
      height: auto;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    button,
    input,
    textarea,
    select {
      font: inherit;
    }

    button {
      cursor: pointer;
    }

    :focus-visible {
      outline: 2px solid var(--brand);
      outline-offset: 3px;
    }

    .skip-link {
      position: fixed;
      top: 12px;
      left: 12px;
      z-index: 999;
      padding: 10px 16px;
      color: var(--ink-900);
      background: var(--brand);
      border-radius: var(--radius-sm);
      font-weight: 700;
      transform: translateY(-160%);
      transition: transform .2s var(--ease);
    }

    .skip-link:focus {
      transform: translateY(0);
    }

    .container {
      width: min(calc(100% - 64px), var(--container));
      margin-inline: auto;
    }

    .site-header {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 100;
      height: 64px;
      background: rgba(12, 20, 18, .94);
      border-bottom: 1px solid var(--line);
      box-shadow: 0 12px 30px rgba(0, 0, 0, .18);
      backdrop-filter: blur(16px) saturate(140%);
      -webkit-backdrop-filter: blur(16px) saturate(140%);
      transition: height .24s var(--ease), background-color .24s var(--ease);
    }

    .site-header.is-scrolled {
      height: 60px;
      background: rgba(12, 20, 18, .98);
    }

    .header-inner {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 24px;
      height: 64px;
      transition: height .24s var(--ease);
    }

    .site-header.is-scrolled .header-inner {
      height: 60px;
    }

    .logo {
      display: inline-flex;
      align-items: baseline;
      gap: 8px;
      color: var(--sand);
      line-height: 1;
      white-space: nowrap;
    }

    .logo-mark {
      color: var(--sand);
      font-size: 20px;
      font-weight: 800;
      letter-spacing: .01em;
      transition: color .22s var(--ease);
    }

    .logo-sub {
      color: var(--sand-60);
      font-size: 11px;
      font-weight: 500;
      letter-spacing: .08em;
    }

    .logo:hover .logo-mark {
      color: var(--brand);
    }

    .nav-links {
      display: flex;
      align-items: center;
      gap: 4px;
    }

    .nav-link {
      position: relative;
      display: inline-flex;
      align-items: center;
      height: 38px;
      padding: 0 14px;
      color: var(--sand-70);
      font-size: 15px;
      border-radius: var(--radius-pill);
      transition: color .22s var(--ease), background-color .22s var(--ease);
    }

    .nav-link:hover {
      color: var(--sand);
      background: rgba(255, 255, 255, .06);
    }

    .nav-link.is-active {
      color: var(--sand);
    }

    .nav-link.is-active::after {
      content: "";
      position: absolute;
      left: 50%;
      bottom: 1px;
      width: 16px;
      height: 2px;
      border-radius: 2px;
      background: var(--brand);
      transform: translateX(-50%);
    }

    .header-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .icon-btn,
    .menu-toggle,
    .drawer-close {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 42px;
      height: 42px;
      padding: 0;
      color: var(--sand-70);
      background: rgba(255, 255, 255, .02);
      border: 1px solid var(--line);
      border-radius: 50%;
      transition: color .22s var(--ease), border-color .22s var(--ease), background-color .22s var(--ease), transform .22s var(--ease);
    }

    .icon-btn:hover,
    .menu-toggle:hover,
    .drawer-close:hover {
      color: var(--brand);
      background: rgba(255, 255, 255, .06);
      border-color: var(--line-brand);
      transform: translateY(-1px);
    }

    .menu-toggle {
      display: none;
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 48px;
      padding: 0 26px;
      color: var(--ink-900);
      background: var(--brand);
      border: 1px solid transparent;
      border-radius: var(--radius-pill);
      font-size: 15px;
      font-weight: 700;
      line-height: 1;
      white-space: nowrap;
      transition: transform .22s var(--ease), background-color .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease), color .22s var(--ease);
    }

    .btn i {
      font-size: 13px;
    }

    .btn-primary {
      color: var(--ink-900);
      background: var(--brand);
      box-shadow: 0 8px 24px rgba(200, 246, 90, .14);
    }

    .btn-primary:hover {
      background: var(--brand-bright);
      transform: translateY(-2px);
      box-shadow: 0 14px 30px rgba(200, 246, 90, .22), 0 0 0 4px rgba(200, 246, 90, .08);
    }

    .btn-ghost {
      color: var(--sand);
      background: transparent;
      border-color: var(--sand-35);
    }

    .btn-ghost:hover {
      color: var(--sand);
      background: rgba(255, 255, 255, .08);
      border-color: var(--line-brand);
      transform: translateY(-2px);
    }

    .btn-sm {
      min-height: 40px;
      padding: 0 18px;
      font-size: 14px;
    }

    .btn:active {
      transform: translateY(0) scale(.99);
    }

    .btn:disabled,
    .btn.is-disabled {
      pointer-events: none;
      opacity: .4;
      filter: saturate(.4);
    }

    .text-link {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      color: var(--sand-70);
      font-size: 14px;
      font-weight: 600;
      transition: color .22s var(--ease);
    }

    .text-link i {
      font-size: 12px;
      transition: transform .22s var(--ease);
    }

    .text-link:hover {
      color: var(--brand);
    }

    .text-link:hover i {
      transform: translateX(4px);
    }

    .drawer-backdrop {
      position: fixed;
      inset: 0;
      z-index: 140;
      background: rgba(0, 0, 0, .58);
      backdrop-filter: blur(3px);
      -webkit-backdrop-filter: blur(3px);
      opacity: 0;
      visibility: hidden;
      transition: opacity .22s var(--ease), visibility .22s var(--ease);
    }

    .drawer-backdrop.is-open {
      opacity: 1;
      visibility: visible;
    }

    .site-drawer {
      position: fixed;
      top: 0;
      right: 0;
      z-index: 150;
      display: flex;
      flex-direction: column;
      width: min(88vw, 380px);
      height: 100dvh;
      padding: 22px;
      overflow-y: auto;
      background: rgba(12, 20, 18, .98);
      border-left: 1px solid var(--line);
      box-shadow: -24px 0 80px rgba(0, 0, 0, .5);
      transform: translateX(102%);
      transition: transform .26s var(--ease);
    }

    .site-drawer.is-open {
      transform: translateX(0);
    }

    .drawer-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      padding-bottom: 20px;
      border-bottom: 1px solid var(--line);
    }

    .drawer-head .logo {
      flex: 1;
      min-width: 0;
    }

    .drawer-nav {
      display: grid;
      gap: 6px;
      margin-top: 18px;
    }

    .drawer-nav a {
      display: flex;
      align-items: center;
      min-height: 48px;
      padding: 0 14px;
      color: var(--sand-80);
      font-size: 15px;
      border: 1px solid transparent;
      border-radius: 12px;
      transition: color .22s var(--ease), background-color .22s var(--ease), border-color .22s var(--ease);
    }

    .drawer-nav a:hover,
    .drawer-nav a[aria-current="page"] {
      color: var(--brand);
      background: rgba(255, 255, 255, .05);
      border-color: var(--line-brand);
    }

    .drawer-info {
      margin-top: 24px;
      padding: 16px;
      color: var(--sand-50);
      font-size: 13px;
      line-height: 1.75;
      background: rgba(255, 255, 255, .025);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
    }

    .drawer-footer {
      display: grid;
      gap: 12px;
      margin-top: auto;
      padding-top: 26px;
    }

    .search-panel {
      position: fixed;
      top: 78px;
      left: 50%;
      z-index: 120;
      width: min(92vw, 650px);
      padding: 22px;
      color: var(--sand);
      background: rgba(16, 26, 23, .98);
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-lg);
      opacity: 0;
      visibility: hidden;
      transform: translate(-50%, -10px);
      transition: opacity .22s var(--ease), visibility .22s var(--ease), transform .22s var(--ease);
    }

    .search-panel.is-open {
      opacity: 1;
      visibility: visible;
      transform: translate(-50%, 0);
    }

    .search-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
    }

    .search-head > span {
      color: var(--sand);
      font-size: 15px;
      font-weight: 700;
    }

    .search-head .drawer-close {
      width: 36px;
      height: 36px;
    }

    .search-form {
      margin-top: 14px;
    }

    .search-label {
      display: block;
      color: var(--sand-50);
      font-size: 13px;
    }

    .search-box {
      display: flex;
      align-items: center;
      gap: 10px;
      height: 50px;
      margin-top: 10px;
      padding: 0 8px 0 14px;
      background: var(--ink-800);
      border: 1px solid var(--sand-20);
      border-radius: var(--radius-sm);
      transition: border-color .22s var(--ease), box-shadow .22s var(--ease);
    }

    .search-box:focus-within {
      border-color: var(--brand);
      box-shadow: 0 0 0 3px rgba(200, 246, 90, .15);
    }

    .search-box > i {
      color: var(--sand-50);
      font-size: 14px;
    }

    .search-box input {
      flex: 1;
      min-width: 0;
      padding: 0;
      color: var(--sand);
      background: transparent;
      border: 0;
      outline: 0;
      font-size: 15px;
    }

    .search-box input::placeholder {
      color: var(--sand-40);
    }

    .search-tip {
      margin: 12px 0 0;
      color: var(--sand-50);
      font-size: 12px;
      line-height: 1.7;
    }

    main {
      padding-top: 64px;
    }

    .article-breadcrumb-band {
      padding: 20px 0;
      background: linear-gradient(180deg, rgba(22, 33, 29, .66), rgba(12, 20, 18, 0));
      border-bottom: 1px solid var(--line);
    }

    .breadcrumbs {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
      color: var(--sand-50);
      font-size: 13px;
      line-height: 1.6;
    }

    .breadcrumbs a {
      color: var(--sand-70);
      transition: color .22s var(--ease);
    }

    .breadcrumbs a:hover {
      color: var(--brand);
    }

    .breadcrumbs .sep {
      color: var(--sand-35);
    }

    .breadcrumbs .current {
      max-width: 62ch;
      overflow: hidden;
      color: var(--sand-40);
      text-overflow: ellipsis;
      white-space: nowrap;
    }

    .article-shell {
      padding-bottom: 10px;
    }

    .article-head {
      max-width: 960px;
      margin: 0 auto;
      padding-top: 38px;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      min-height: 28px;
      padding: 0 11px;
      color: var(--sand-60);
      background: rgba(255, 255, 255, .02);
      border: 1px solid var(--sand-20);
      border-radius: var(--radius-pill);
      font-size: 12px;
      letter-spacing: .02em;
      line-height: 1;
      transition: color .22s var(--ease), border-color .22s var(--ease), background-color .22s var(--ease);
    }

    .chip:hover {
      color: var(--brand);
      background: rgba(200, 246, 90, .06);
      border-color: var(--line-brand);
    }

    .chip-brand {
      color: var(--brand);
      background: rgba(200, 246, 90, .08);
      border-color: var(--line-brand);
    }

    .article-head h1 {
      max-width: 900px;
      margin: 18px 0 16px;
      color: var(--sand);
      font-size: clamp(2rem, 3.4vw, 2.75rem);
      font-weight: 800;
      line-height: 1.3;
      letter-spacing: 0;
      word-break: break-word;
    }

    .article-meta {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 10px;
      color: var(--sand-50);
      font-size: 13px;
      line-height: 1.6;
    }

    .article-meta i {
      margin-right: 4px;
      color: var(--brand);
      font-size: 12px;
    }

    .article-meta .dot {
      width: 4px;
      height: 4px;
      border-radius: 50%;
      background: var(--sand-35);
    }

    .article-cover {
      margin: 28px 0 0;
      overflow: hidden;
      border: 1px solid var(--line);
      border-radius: var(--radius-lg);
      aspect-ratio: 16 / 9;
      background:
        linear-gradient(135deg, rgba(22, 33, 29, .9), rgba(16, 26, 23, .95));
      box-shadow: var(--shadow-md);
    }

    .article-cover img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .28s var(--ease);
    }

    .article-cover:hover img {
      transform: scale(1.012);
    }

    .article-body {
      max-width: 860px;
      margin: 42px auto 0;
      padding-left: 28px;
      border-left: 1px solid rgba(200, 246, 90, .16);
    }

    .prose {
      max-width: 760px;
      color: var(--sand-80);
      font-size: 17px;
      line-height: 1.95;
      overflow-wrap: anywhere;
    }

    .prose > *:first-child {
      margin-top: 0;
    }

    .prose p {
      margin: 0 0 1.2em;
    }

    .prose h2 {
      position: relative;
      margin: 2.2em 0 .8em;
      padding-left: 16px;
      color: var(--sand);
      font-size: 30px;
      font-weight: 700;
      line-height: 1.35;
      letter-spacing: 0;
    }

    .prose h2::before {
      content: "";
      position: absolute;
      top: .28em;
      left: 0;
      width: 3px;
      height: 18px;
      border-radius: 3px;
      background: var(--brand);
    }

    .prose h3 {
      margin: 1.6em 0 .6em;
      color: var(--sand);
      font-size: 21px;
      font-weight: 600;
      line-height: 1.4;
    }

    .prose h4 {
      margin: 1.4em 0 .5em;
      color: var(--sand);
      font-size: 18px;
      font-weight: 600;
      line-height: 1.5;
    }

    .prose a {
      color: var(--sand);
      border-bottom: 1px dashed rgba(200, 246, 90, .6);
      transition: color .22s var(--ease), border-color .22s var(--ease);
    }

    .prose a:hover {
      color: var(--brand);
      border-bottom-style: solid;
      border-bottom-color: var(--brand);
    }

    .prose ul,
    .prose ol {
      margin: 0 0 1.4em;
      padding-left: 1.35em;
    }

    .prose li {
      margin: .35em 0;
      padding-left: .25em;
      line-height: 1.9;
    }

    .prose ul li::marker {
      color: var(--brand);
    }

    .prose ol li::marker {
      color: var(--brand);
      font-weight: 700;
    }

    .prose blockquote {
      margin: 1.8em 0;
      padding: 18px 22px;
      color: var(--sand-70);
      background: var(--ink-800);
      border-left: 3px solid var(--brand);
      border-radius: var(--radius-sm);
    }

    .prose blockquote > *:last-child {
      margin-bottom: 0;
    }

    .prose img {
      width: auto;
      max-width: 100%;
      margin: 1.8em auto;
      border: 1px solid var(--line);
      border-radius: 12px;
    }

    .prose figure {
      margin: 1.8em 0;
    }

    .prose figcaption {
      margin-top: 10px;
      color: var(--sand-40);
      font-size: 12px;
      line-height: 1.6;
      text-align: center;
    }

    .prose table {
      width: 100%;
      margin: 1.8em 0;
      overflow: hidden;
      border: 1px solid var(--line);
      border-collapse: collapse;
      border-radius: var(--radius-sm);
      font-size: 15px;
    }

    .prose th,
    .prose td {
      padding: 12px 14px;
      border-bottom: 1px solid var(--line);
      text-align: left;
      vertical-align: top;
    }

    .prose th {
      color: var(--sand);
      background: var(--ink-700);
      font-weight: 600;
    }

    .prose tr:nth-child(even) td {
      background: rgba(255, 255, 255, .02);
    }

    .prose code {
      padding: .15em .4em;
      color: var(--brand);
      background: var(--ink-800);
      border: 1px solid var(--line);
      border-radius: 6px;
      font-size: .9em;
    }

    .prose pre {
      margin: 1.8em 0;
      padding: 18px;
      overflow-x: auto;
      background: var(--ink-850);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
    }

    .prose pre code {
      padding: 0;
      color: var(--sand-70);
      background: transparent;
      border: 0;
      border-radius: 0;
    }

    .prose hr {
      margin: 2.5em 0;
      border: 0;
      border-top: 1px solid var(--line);
    }

    .prose iframe,
    .prose video {
      max-width: 100%;
      border: 0;
      border-radius: var(--radius-md);
    }

    .empty-state {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      min-height: 280px;
      padding: 36px 24px;
      text-align: center;
      background: rgba(255, 255, 255, .02);
      border: 1px dashed rgba(255, 255, 255, .18);
      border-radius: var(--radius-lg);
    }

    .empty-state > i {
      margin-bottom: 14px;
      color: var(--brand);
      font-size: 38px;
    }

    .empty-state h2 {
      margin: 0 0 8px;
      padding: 0;
      color: var(--sand);
      font-size: 24px;
      line-height: 1.4;
    }

    .empty-state h2::before {
      display: none;
    }

    .empty-state p {
      max-width: 470px;
      margin: 0 0 22px;
      color: var(--sand-60);
      font-size: 15px;
      line-height: 1.8;
    }

    .article-footer {
      max-width: 760px;
      margin: 48px 0 0;
      padding-top: 24px;
      border-top: 1px solid var(--line);
    }

    .article-tags {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 8px;
    }

    .tag-label {
      margin-right: 4px;
      color: var(--sand-40);
      font-size: 12px;
    }

    .article-actions {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      margin-top: 26px;
    }

    .section {
      position: relative;
      padding: 92px 0;
    }

    .section-tight {
      padding: 72px 0;
    }

    .eyebrow {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 10px;
      color: var(--brand);
      font-size: 12px;
      font-weight: 700;
      letter-spacing: .12em;
      line-height: 1;
    }

    .eyebrow::before {
      content: "";
      width: 18px;
      height: 1px;
      background: var(--brand);
    }

    .section-head {
      display: flex;
      align-items: flex-end;
      justify-content: space-between;
      gap: 24px;
      margin-bottom: 28px;
    }

    .section-head h2 {
      margin: 0;
      color: var(--sand);
      font-size: clamp(1.7rem, 2.7vw, 2.25rem);
      font-weight: 700;
      line-height: 1.3;
      letter-spacing: 0;
    }

    .section-desc {
      max-width: 720px;
      margin: 8px 0 0;
      color: var(--sand-50);
      font-size: 14px;
      line-height: 1.75;
    }

    .poster-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 22px;
    }

    .poster-card {
      position: relative;
      display: block;
      isolation: isolate;
      overflow: hidden;
      aspect-ratio: 3 / 4;
      color: var(--sand);
      background: var(--ink-700);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-md);
      transition: transform .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
    }

    .poster-card > img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: transform .25s var(--ease), filter .25s var(--ease);
    }

    .poster-overlay {
      position: absolute;
      inset: 0;
      z-index: 1;
      pointer-events: none;
      background: linear-gradient(180deg, rgba(12, 20, 18, .05) 18%, rgba(12, 20, 18, .92) 100%);
    }

    .poster-chip {
      position: absolute;
      top: 14px;
      left: 14px;
      z-index: 2;
      display: inline-flex;
      align-items: center;
      min-height: 25px;
      padding: 0 9px;
      color: var(--brand);
      background: rgba(12, 20, 18, .5);
      border: 1px solid rgba(200, 246, 90, .25);
      border-radius: var(--radius-pill);
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      font-size: 11px;
      line-height: 1;
    }

    .poster-enter {
      position: absolute;
      top: 50%;
      left: 50%;
      z-index: 3;
      display: grid;
      place-items: center;
      width: 52px;
      height: 52px;
      color: var(--ink-900);
      background: rgba(200, 246, 90, .92);
      border-radius: 50%;
      box-shadow: 0 12px 28px rgba(0, 0, 0, .3);
      opacity: 0;
      transform: translate(-50%, -50%) scale(.86);
      transition: opacity .22s var(--ease), transform .22s var(--ease);
      pointer-events: none;
    }

    .poster-info {
      position: absolute;
      right: 0;
      bottom: 0;
      left: 0;
      z-index: 2;
      display: block;
      padding: 18px;
    }

    .poster-info strong {
      display: -webkit-box;
      overflow: hidden;
      color: var(--sand);
      font-size: 16px;
      font-weight: 700;
      line-height: 1.4;
      -webkit-box-orient: vertical;
      -webkit-line-clamp: 2;
    }

    .poster-info small {
      display: block;
      margin-top: 6px;
      color: var(--sand-50);
      font-size: 12px;
      line-height: 1.5;
    }

    .poster-card:hover {
      border-color: var(--line-brand);
      box-shadow: var(--shadow-lg);
      transform: translateY(-4px);
    }

    .poster-card:hover > img {
      transform: scale(1.03);
    }

    .poster-card:hover .poster-enter,
    .poster-card:focus-visible .poster-enter {
      opacity: 1;
      transform: translate(-50%, -50%) scale(1);
    }

    .faq-layout {
      display: grid;
      grid-template-columns: minmax(0, .85fr) minmax(0, 1.3fr);
      gap: 48px;
      align-items: start;
    }

    .faq-intro h2 {
      margin: 0 0 12px;
      color: var(--sand);
      font-size: clamp(1.7rem, 2.7vw, 2.25rem);
      line-height: 1.3;
    }

    .faq-intro p {
      margin: 0 0 22px;
      color: var(--sand-50);
      font-size: 14px;
      line-height: 1.8;
    }

    .faq-list {
      display: grid;
      gap: 10px;
    }

    .faq-item {
      overflow: hidden;
      background: rgba(22, 33, 29, .72);
      border: 1px solid var(--line);
      border-radius: var(--radius-md);
      transition: border-color .22s var(--ease), background-color .22s var(--ease);
    }

    .faq-item:hover {
      border-color: rgba(200, 246, 90, .22);
      background: rgba(22, 33, 29, .94);
    }

    .faq-question {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 16px;
      width: 100%;
      min-height: 64px;
      padding: 18px 22px;
      color: var(--sand);
      background: transparent;
      border: 0;
      font-size: 16px;
      font-weight: 600;
      line-height: 1.5;
      text-align: left;
    }

    .faq-icon {
      display: grid;
      flex: 0 0 auto;
      place-items: center;
      width: 24px;
      height: 24px;
      color: var(--brand);
      font-size: 13px;
      transition: transform .2s var(--ease);
    }

    .faq-item.is-open .faq-icon {
      transform: rotate(45deg);
    }

    .faq-answer {
      max-height: 0;
      overflow: hidden;
      transition: max-height .2s var(--ease);
    }

    .faq-item.is-open .faq-answer {
      max-height: 360px;
    }

    .faq-answer-inner {
      max-width: 720px;
      padding: 0 22px 20px;
      color: var(--sand-70);
      font-size: 15px;
      line-height: 1.85;
    }

    .cta-band {
      position: relative;
      overflow: hidden;
      padding: 56px;
      background-image:
        linear-gradient(100deg, rgba(12, 20, 18, .94), rgba(12, 20, 18, .52)),
        url('/assets/images/backpic/back-3.png');
      background-position: center;
      background-size: cover;
      border: 1px solid var(--line-brand);
      border-radius: var(--radius-xl);
      box-shadow: 0 24px 80px rgba(0, 0, 0, .35);
    }

    .cta-band::before {
      content: "";
      position: absolute;
      inset: 0;
      pointer-events: none;
      background: radial-gradient(620px 300px at 15% 30%, rgba(200, 246, 90, .12), transparent 65%);
    }

    .cta-content {
      position: relative;
      z-index: 1;
      max-width: 640px;
    }

    .cta-content h2 {
      margin: 0 0 12px;
      color: var(--sand);
      font-size: clamp(1.7rem, 3vw, 2.35rem);
      font-weight: 700;
      line-height: 1.3;
    }

    .cta-content p {
      max-width: 560px;
      margin: 0 0 26px;
      color: var(--sand-70);
      font-size: 16px;
      line-height: 1.8;
    }

    .cta-actions {
      display: flex;
      align-items: center;
      flex-wrap: wrap;
      gap: 18px;
    }

    .site-footer {
      padding: 64px 0 24px;
      background: var(--ink-850);
      border-top: 1px solid var(--line);
    }

    .footer-grid {
      display: grid;
      grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
      gap: 32px;
    }

    .footer-brand .logo {
      margin-bottom: 16px;
    }

    .footer-brand .logo-mark {
      font-size: 22px;
    }

    .footer-desc {
      max-width: 300px;
      margin: 0;
      color: var(--sand-50);
      font-size: 14px;
      line-height: 1.8;
    }

    .social-row {
      display: flex;
      gap: 10px;
      margin-top: 20px;
    }

    .social-row span {
      display: grid;
      place-items: center;
      width: 36px;
      height: 36px;
      color: var(--sand-60);
      background: var(--ink-700);
      border: 1px solid var(--line);
      border-radius: 50%;
      transition: color .22s var(--ease), border-color .22s var(--ease), transform .22s var(--ease);
    }

    .social-row span:hover {
      color: var(--brand);
      border-color: var(--line-brand);
      transform: translateY(-2px);
    }

    .footer-col h3 {
      margin: 0 0 16px;
      color: var(--sand);
      font-size: 14px;
      font-weight: 700;
      line-height: 1.4;
    }

    .footer-col ul {
      display: grid;
      gap: 10px;
      margin: 0;
      padding: 0;
      list-style: none;
    }

    .footer-col a {
      display: inline-block;
      color: var(--sand-60);
      font-size: 14px;
      line-height: 1.6;
      transition: color .22s var(--ease), transform .22s var(--ease);
    }

    .footer-col a:hover {
      color: var(--brand);
      transform: translateX(2px);
    }

    .footer-col p {
      margin: 0;
      color: var(--sand-50);
      font-size: 14px;
      line-height: 1.8;
    }

    .footer-bottom {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 20px;
      margin-top: 44px;
      padding-top: 20px;
      color: var(--sand-35);
      border-top: 1px solid var(--line);
      font-size: 12px;
      line-height: 1.6;
    }

    @media (max-width: 1279px) {
      .container {
        width: min(calc(100% - 56px), var(--container));
      }
    }

    @media (max-width: 1023px) {
      .container {
        width: calc(100% - 48px);
      }

      .nav-links,
      .header-cta {
        display: none;
      }

      .menu-toggle {
        display: inline-flex;
      }

      .section {
        padding: 76px 0;
      }

      .section-tight {
        padding: 62px 0;
      }

      .poster-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .faq-layout {
        grid-template-columns: 1fr;
        gap: 28px;
      }

      .footer-grid {
        grid-template-columns: 1fr 1fr;
      }

      .article-body {
        padding-left: 0;
        border-left: 0;
      }

      .article-head {
        padding-top: 30px;
      }

      .cta-band {
        padding: 44px;
      }
    }

    @media (max-width: 640px) {
      .container {
        width: calc(100% - 36px);
      }

      .site-header {
        height: 60px;
      }

      .header-inner {
        height: 60px;
      }

      main {
        padding-top: 60px;
      }

      .logo-mark {
        font-size: 18px;
      }

      .logo-sub {
        font-size: 9.5px;
        letter-spacing: .06em;
      }

      .header-actions {
        gap: 8px;
      }

      .icon-btn,
      .menu-toggle {
        width: 38px;
        height: 38px;
      }

      .section {
        padding: 56px 0;
      }

      .section-head {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
      }

      .poster-grid {
        grid-template-columns: 1fr;
      }

      .article-breadcrumb-band {
        padding: 16px 0;
      }

      .breadcrumbs {
        font-size: 12px;
      }

      .breadcrumbs .current {
        display: -webkit-box;
        max-width: 100%;
        overflow: hidden;
        white-space: normal;
        -webkit-box-orient: vertical;
        -webkit-line-clamp: 1;
      }

      .article-head h1 {
        font-size: clamp(1.9rem, 9vw, 2.3rem);
      }

      .article-meta {
        gap: 8px;
        font-size: 12px;
      }

      .article-cover {
        margin-top: 22px;
        border-radius: var(--radius-md);
        aspect-ratio: 16 / 10;
      }

      .article-body {
        margin-top: 30px;
      }

      .prose {
        font-size: 16.5px;
        line-height: 1.9;
      }

      .prose h2 {
        padding-left: 14px;
        font-size: 25px;
      }

      .prose h3 {
        font-size: 19px;
      }

      .article-footer {
        margin-top: 36px;
      }

      .article-actions .btn {
        flex: 1 1 100%;
      }

      .cta-band {
        padding: 30px 22px;
        border-radius: var(--radius-lg);
      }

      .cta-actions {
        flex-direction: column;
        align-items: flex-start;
      }

      .faq-question {
        padding: 16px 18px;
        font-size: 15px;
      }

      .faq-answer-inner {
        padding: 0 18px 18px;
        font-size: 14px;
      }

      .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
      }

      .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
      }

      .search-panel {
        top: 68px;
        width: calc(100% - 24px);
        padding: 18px;
      }

      .search-box {
        height: 48px;
      }

      .search-box .btn {
        padding: 0 14px;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        scroll-behavior: auto !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
      }

      .poster-card:hover {
        transform: none;
      }
    }

/* roulang page: category2 */
:root{
    --ink-900:#0C1412;
    --ink-800:#101A17;
    --ink-700:#16211D;
    --brand:#C8F65A;
    --brand-hi:#D6FF6E;
    --violet:#7A63E8;
    --sand:#F2EDE4;
    --sand-70:rgba(242,237,228,.70);
    --sand-50:rgba(242,237,228,.50);
    --sand-35:rgba(242,237,228,.35);
    --sand-20:rgba(242,237,228,.20);
    --line:rgba(255,255,255,.08);
    --brand-line:rgba(200,246,90,.35);
    --r-sm:10px;
    --r-md:14px;
    --r-lg:18px;
    --r-xl:24px;
    --shadow:0 8px 24px rgba(0,0,0,.35);
    --shadow-hover:0 16px 40px rgba(0,0,0,.45);
    --ease:220ms ease-out;
  }
  *,*::before,*::after{box-sizing:border-box;}
  html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
  body{
    margin:0;
    background:var(--ink-900);
    color:var(--sand);
    font-family:'PingFang SC','HarmonyOS Sans SC','Source Han Sans SC','Microsoft YaHei',system-ui,sans-serif;
    font-size:16px;
    line-height:1.85;
    -webkit-font-smoothing:antialiased;
  }
  img{display:block;max-width:100%;height:auto;}
  a{color:inherit;text-decoration:none;transition:color var(--ease),background var(--ease),border-color var(--ease),transform var(--ease);}
  button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;}
  ul,ol{margin:0;padding:0;list-style:none;}
  h1,h2,h3,h4,p{margin:0;}
  :focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px;}

  .container{
    width:100%;
    max-width:1280px;
    margin:0 auto;
    padding-left:32px;
    padding-right:32px;
  }
  .section{padding:88px 0;}
  .section-tight{padding:64px 0;}
  .divider{height:1px;background:var(--line);border:0;margin:0;}

  /* ============ 顶部导航 ============ */
  .site-header{
    position:fixed;
    top:0;left:0;right:0;
    z-index:80;
    height:72px;
    background:rgba(12,20,18,.35);
    -webkit-backdrop-filter:blur(16px) saturate(140%);
    backdrop-filter:blur(16px) saturate(140%);
    border-bottom:1px solid var(--line);
    box-shadow:0 4px 20px rgba(0,0,0,.28);
    transition:height 240ms ease-out,background 240ms ease-out,border-color 240ms ease-out;
  }
  .site-header.is-scrolled{
    height:64px;
    background:rgba(12,20,18,.94);
    border-bottom-color:rgba(255,255,255,.12);
  }
  .header-inner{
    height:100%;
    display:flex;
    align-items:center;
    gap:28px;
  }
  .logo{
    display:inline-flex;
    align-items:baseline;
    gap:8px;
    flex-shrink:0;
  }
  .logo-mark{
    font-size:21px;
    font-weight:800;
    letter-spacing:0;
    color:var(--sand);
  }
  .logo-sub{
    font-size:12px;
    letter-spacing:.08em;
    color:var(--sand-50);
    font-weight:500;
  }
  .nav-links{
    display:flex;
    align-items:center;
    gap:26px;
    margin-left:8px;
  }
  .nav-link{
    position:relative;
    font-size:15px;
    color:var(--sand-70);
    padding:6px 10px;
    border-radius:999px;
    white-space:nowrap;
  }
  .nav-link:hover{
    color:var(--sand);
    background:rgba(255,255,255,.06);
  }
  .nav-link.is-active{color:var(--sand);}
  .nav-link.is-active::after{
    content:"";
    position:absolute;
    left:50%;
    bottom:-6px;
    transform:translateX(-50%);
    width:16px;height:2px;
    background:var(--brand);
    border-radius:2px;
  }
  .header-actions{
    margin-left:auto;
    display:flex;
    align-items:center;
    gap:12px;
  }
  .icon-btn{
    width:40px;height:40px;
    border-radius:999px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    border:1px solid var(--sand-20);
    color:var(--sand-70);
    transition:all var(--ease);
  }
  .icon-btn:hover{color:var(--brand);border-color:var(--brand-line);background:rgba(255,255,255,.06);}
  .btn-primary{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:48px;
    padding:0 26px;
    border-radius:999px;
    background:var(--brand);
    color:var(--ink-900);
    font-size:15px;
    font-weight:600;
    white-space:nowrap;
    transition:all var(--ease);
  }
  .btn-primary:hover{
    background:var(--brand-hi);
    transform:translateY(-2px);
    box-shadow:0 10px 28px rgba(200,246,90,.28);
  }
  .btn-primary:active{transform:translateY(0);}
  .btn-sm{height:40px;padding:0 18px;font-size:14px;}
  .btn-ghost{
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:8px;
    height:48px;
    padding:0 24px;
    border-radius:999px;
    border:1px solid var(--sand-35);
    color:var(--sand);
    font-size:15px;
    font-weight:500;
    transition:all var(--ease);
  }
  .btn-ghost:hover{background:rgba(255,255,255,.08);border-color:rgba(200,246,90,.4);}
  .menu-btn{
    display:none;
    width:42px;height:42px;
    border-radius:12px;
    border:1px solid var(--sand-20);
    align-items:center;
    justify-content:center;
    color:var(--sand);
    font-size:16px;
  }

  /* ============ 抽屉 ============ */
  .drawer-mask{
    position:fixed;inset:0;
    background:rgba(5,10,9,.6);
    -webkit-backdrop-filter:blur(4px);
    backdrop-filter:blur(4px);
    opacity:0;visibility:hidden;
    transition:opacity 240ms ease-out,visibility 240ms ease-out;
    z-index:90;
  }
  .drawer-mask.is-open{opacity:1;visibility:visible;}
  .drawer{
    position:fixed;
    top:0;right:0;bottom:0;
    width:min(88vw,380px);
    background:rgba(16,26,23,.96);
    -webkit-backdrop-filter:blur(18px);
    backdrop-filter:blur(18px);
    border-left:1px solid var(--line);
    z-index:95;
    transform:translateX(100%);
    transition:transform 260ms ease-out;
    display:flex;
    flex-direction:column;
    padding:24px 22px;
  }
  .drawer.is-open{transform:translateX(0);}
  .drawer-head{
    display:flex;
    align-items:center;
    justify-content:space-between;
    margin-bottom:20px;
  }
  .drawer-close{
    width:38px;height:38px;
    border-radius:10px;
    border:1px solid var(--sand-20);
    color:var(--sand);
    display:inline-flex;
    align-items:center;
    justify-content:center;
  }
  .drawer-nav{display:flex;flex-direction:column;gap:4px;}
  .drawer-link{
    height:48px;
    display:flex;
    align-items:center;
    padding:0 14px;
    border-radius:12px;
    color:var(--sand-70);
    font-size:15px;
  }
  .drawer-link:hover{background:rgba(255,255,255,.06);color:var(--sand);}
  .drawer-link.is-active{color:var(--brand);background:rgba(200,246,90,.08);}
  .drawer-cta{margin-top:auto;padding-top:20px;}

  /* ============ 页头带 ============ */
  .page-band{
    position:relative;
    overflow:hidden;
    background:var(--ink-800);
    border-bottom:1px solid var(--line);
    padding:calc(72px + 56px) 0 56px;
  }
  .page-band::after{
    content:"";
    position:absolute;
    right:0;top:0;bottom:0;
    width:min(48%,580px);
    background-image:
      linear-gradient(rgba(200,246,90,.16) 1px,transparent 1px),
      linear-gradient(90deg,rgba(200,246,90,.16) 1px,transparent 1px);
    background-size:32px 32px;
    -webkit-mask-image:linear-gradient(to left,#000,transparent);
    mask-image:linear-gradient(to left,#000,transparent);
    opacity:.55;
    pointer-events:none;
  }
  .band-inner{
    position:relative;
    z-index:1;
    display:grid;
    grid-template-columns:minmax(0,1fr) 220px;
    gap:36px;
    align-items:end;
  }
  .crumbs{
    display:flex;
    align-items:center;
    gap:8px;
    font-size:12.5px;
    color:var(--sand-35);
    margin-bottom:18px;
  }
  .crumbs a{color:var(--sand-50);}
  .crumbs a:hover{color:var(--brand);}
  .chip{
    display:inline-flex;
    align-items:center;
    height:32px;
    padding:0 14px;
    border-radius:999px;
    font-size:12.5px;
    letter-spacing:.02em;
    border:1px solid var(--sand-20);
    color:var(--sand-70);
    white-space:nowrap;
    transition:all var(--ease);
  }
  .chip:hover{border-color:var(--brand-line);color:var(--sand);}
  .chip-brand{
    border-color:rgba(200,246,90,.45);
    color:var(--brand);
    background:rgba(200,246,90,.08);
  }
  .chip.is-active{
    background:var(--brand);
    border-color:var(--brand);
    color:var(--ink-900);
    font-weight:600;
  }
  .band-title{
    font-size:clamp(1.7rem,3.2vw,2.5rem);
    line-height:1.25;
    font-weight:800;
    margin:16px 0 14px;
    letter-spacing:0;
  }
  .band-title span{color:var(--brand);}
  .band-desc{
    font-size:15px;
    line-height:1.85;
    color:var(--sand-70);
    max-width:660px;
  }
  .tag-row{
    display:flex;
    flex-wrap:wrap;
    gap:10px;
    margin-top:20px;
  }
  .band-stat{
    background:rgba(22,33,29,.9);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    padding:20px 18px;
    box-shadow:var(--shadow);
  }
  .stat-item + .stat-item{
    margin-top:16px;
    padding-top:16px;
    border-top:1px solid var(--line);
  }
  .stat-num{
    font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
    font-size:22px;
    font-weight:700;
    color:var(--brand);
    line-height:1.2;
  }
  .stat-label{
    font-size:12px;
    color:var(--sand-50);
    margin-top:4px;
  }

  /* ============ 筛选条 ============ */
  .chip-bar{
    display:flex;
    gap:10px;
    overflow-x:auto;
    padding:4px 2px 6px;
    margin-bottom:28px;
    scrollbar-width:none;
  }
  .chip-bar::-webkit-scrollbar{display:none;}

  /* ============ 榜单布局 ============ */
  .rank-layout{
    display:grid;
    grid-template-columns:minmax(0,1fr) 340px;
    gap:36px;
    align-items:start;
  }
  .rank-sub-title{
    display:flex;
    align-items:center;
    gap:10px;
    font-size:20px;
    font-weight:700;
    color:var(--sand);
    margin:32px 0 12px;
    line-height:1.4;
  }
  .rank-sub-title:first-child{margin-top:0;}
  .rank-sub-title::before{
    content:"";
    width:3px;height:18px;
    border-radius:2px;
    background:var(--brand);
    display:inline-block;
  }
  .rank-sub-title small{
    font-size:12.5px;
    font-weight:400;
    color:var(--sand-50);
    margin-left:2px;
  }
  .rank-list{
    border-top:1px solid var(--line);
  }
  .rank-row{
    display:grid;
    grid-template-columns:46px 96px minmax(0,1fr) 28px;
    align-items:center;
    gap:16px;
    padding:14px 10px;
    border-bottom:1px solid var(--line);
    transition:background var(--ease),transform var(--ease);
  }
  .rank-row:hover{
    background:var(--ink-800);
    transform:translateX(4px);
  }
  .rank-no{
    font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
    font-size:26px;
    font-weight:700;
    color:rgba(200,246,90,.45);
    line-height:1;
    text-align:center;
  }
  .rank-row:hover .rank-no{color:var(--brand);}
  .rank-thumb{
    width:96px;height:64px;
    border-radius:var(--r-sm);
    object-fit:cover;
    background:linear-gradient(135deg,var(--ink-700),var(--ink-800));
    border:1px solid var(--line);
  }
  .rank-body{min-width:0;}
  .rank-name{
    font-size:17px;
    font-weight:600;
    color:var(--sand);
    line-height:1.4;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
  }
  .rank-tags{
    display:flex;
    flex-wrap:wrap;
    gap:8px;
    margin:6px 0 4px;
  }
  .tag{
    font-size:12px;
    color:var(--sand-70);
    border:1px solid var(--sand-20);
    border-radius:999px;
    padding:1px 10px;
    line-height:1.7;
  }
  .rank-note{
    font-size:13px;
    color:var(--sand-50);
    line-height:1.7;
    overflow:hidden;
    text-overflow:ellipsis;
    white-space:nowrap;
  }
  .rank-arrow{
    color:var(--sand-35);
    font-size:14px;
    transition:all var(--ease);
  }
  .rank-row:hover .rank-arrow{color:var(--brand);transform:translateX(3px);}

  /* ============ 侧栏 ============ */
  .rank-side{
    position:sticky;
    top:88px;
    display:flex;
    flex-direction:column;
    gap:22px;
  }
  .side-card{
    background:var(--ink-800);
    border:1px solid var(--line);
    border-radius:var(--r-lg);
    padding:20px;
  }
  .side-title{
    font-size:15px;
    font-weight:700;
    color:var(--sand);
    margin-bottom:14px;
    display:flex;
    align-items:center;
    gap:8px;
  }
  .side-title i{color:var(--brand);font-size:13px;}
  .poster-card{
    display:block;
    border-radius:var(--r-md);
    overflow:hidden;
    border:1px solid var(--line);
    background:var(--ink-700);
    transition:all var(--ease);
  }
  .poster-card:hover{
    transform:translateY(-4px);
    border-color:rgba(200,246,90,.3);
    box-shadow:var(--shadow-hover);
  }
  .poster-thumb{
    position:relative;
    aspect-ratio:3/4;
    overflow:hidden;
  }
  .poster-thumb img{
    width:100%;height:100%;
    object-fit:cover;
    transition:transform var(--ease);
  }
  .poster-card:hover .poster-thumb img{transform:scale(1.03);}
  .poster-badge{
    position:absolute;
    top:10px;left:10px;
    font-size:11px;
    padding:2px 9px;
    border-radius:999px;
    color:var(--brand);
    background:rgba(12,20,18,.6);
    border:1px solid rgba(200,246,90,.3);
    -webkit-backdrop-filter:blur(8px);
    backdrop-filter:blur(8px);
  }
  .poster-info{
    padding:12px 12px 14px;
    border-top:1px solid var(--line);
  }
  .poster-name{
    font-size:15px;
    font-weight:600;
    color:var(--sand);
    line-height:1.45;
    display:-webkit-box;
    -webkit-line-clamp:1;
    -webkit-box-orient:vertical;
    overflow:hidden;
  }
  .poster-meta{
    font-size:12px;
    color:var(--sand-50);
    margin-top:4px;
  }
  .poster-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:14px;
  }
  .cloud{display:flex;flex-wrap:wrap;gap:9px;}
  .side-form{display:flex;flex-direction:column;gap:10px;}
  .side-input{
    height:48px;
    width:100%;
    border-radius:var(--r-sm);
    background:var(--ink-900);
    border:1px solid var(--sand-20);
    color:var(--sand);
    padding:0 14px;
    font-size:14px;
    transition:all var(--ease);
  }
  .side-input::placeholder{color:var(--sand-35);}
  .side-input:focus{
    outline:none;
    border-color:var(--brand);
    box-shadow:0 0 0 3px rgba(200,246,90,.15);
  }
  .side-hint{
    font-size:12px;
    color:var(--sand-35);
    line-height:1.7;
  }
  .btn-block{width:100%;}

  /* ============ CTA 细带 ============ */
  .cta-band{
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:24px;
    flex-wrap:wrap;
    border-radius:var(--r-lg);
    border:1px solid var(--brand-line);
    background:linear-gradient(120deg,rgba(122,99,232,.16),rgba(200,246,90,.10));
    padding:26px 30px;
  }
  .cta-band h2{
    font-size:22px;
    font-weight:700;
    line-height:1.4;
  }
  .cta-band p{
    font-size:14px;
    color:var(--sand-50);
    margin-top:6px;
  }

  /* ============ FAQ ============ */
  .faq-list{display:flex;flex-direction:column;gap:10px;max-width:820px;}
  .faq-item{
    border:1px solid var(--line);
    border-radius:var(--r-md);
    background:var(--ink-800);
    transition:border-color var(--ease);
  }
  .faq-item:hover{border-color:rgba(200,246,90,.2);}
  .faq-q{
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:16px;
    padding:18px 22px;
    text-align:left;
    font-size:16px;
    font-weight:600;
    color:var(--sand);
    line-height:1.6;
  }
  .faq-icon{
    flex-shrink:0;
    width:22px;height:22px;
    display:inline-flex;
    align-items:center;
    justify-content:center;
    color:var(--brand);
    font-size:13px;
    transition:transform 200ms ease-out;
  }
  .faq-item.is-open .faq-icon{transform:rotate(45deg);}
  .faq-a{
    max-height:0;
    overflow:hidden;
    transition:max-height 200ms ease-out;
  }
  .faq-a-inner{
    padding:0 22px 20px;
    font-size:14.5px;
    line-height:1.85;
    color:var(--sand-70);
    max-width:720px;
  }

  /* ============ 页脚 ============ */
  .site-footer{
    background:#0A100F;
    border-top:1px solid var(--line);
    padding:56px 0 28px;
  }
  .footer-grid{
    display:grid;
    grid-template-columns:1.4fr 1fr 1fr 1.2fr;
    gap:32px;
  }
  .footer-desc{
    font-size:14px;
    color:var(--sand-50);
    line-height:1.8;
    margin-top:14px;
    max-width:280px;
  }
  .social-row{
    display:flex;
    gap:10px;
    margin-top:18px;
  }
  .social-row span{
    width:36px;height:36px;
    border-radius:999px;
    border:1px solid var(--sand-20);
    display:inline-flex;
    align-items:center;
    justify-content:center;
    color:var(--sand-50);
    font-size:13px;
    transition:all var(--ease);
  }
  .social-row span:hover{color:var(--brand);border-color:var(--brand-line);}
  .footer-col h3{
    font-size:14px;
    font-weight:700;
    color:var(--sand);
    margin-bottom:14px;
    letter-spacing:.02em;
  }
  .footer-col ul{display:flex;flex-direction:column;gap:10px;}
  .footer-col li a,
  .footer-col p{
    font-size:14px;
    color:rgba(242,237,228,.6);
    line-height:1.8;
  }
  .footer-col li a:hover{color:var(--brand);transform:translateX(2px);display:inline-block;}
  .footer-bottom{
    margin-top:36px;
    padding-top:20px;
    border-top:1px solid var(--line);
    display:flex;
    justify-content:space-between;
    gap:16px;
    flex-wrap:wrap;
    font-size:12px;
    color:var(--sand-35);
  }

  @media (prefers-reduced-motion:reduce){
    *{transition:none !important;animation:none !important;scroll-behavior:auto !important;}
    .rank-row:hover{transform:none;}
    .poster-card:hover{transform:none;}
  }

  /* ============ 响应式 ============ */
  @media (max-width:1180px){
    .rank-layout{grid-template-columns:minmax(0,1fr) 300px;gap:26px;}
  }
  @media (max-width:1024px){
    .container{padding-left:24px;padding-right:24px;}
    .nav-links,.header-actions .icon-btn{display:none;}
    .menu-btn{display:inline-flex;}
    .header-actions{margin-left:auto;}
    .band-inner{grid-template-columns:minmax(0,1fr);gap:24px;align-items:start;}
    .band-stat{width:100%;display:grid;grid-template-columns:repeat(3,1fr);gap:0;}
    .stat-item + .stat-item{
      margin-top:0;
      padding-top:0;
      border-top:0;
      border-left:1px solid var(--line);
      padding-left:16px;
    }
    .rank-layout{grid-template-columns:minmax(0,1fr);}
    .rank-side{position:static;top:auto;}
    .section{padding:64px 0;}
    .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  }
  @media (max-width:767px){
    .rank-row{grid-template-columns:36px 72px minmax(0,1fr);gap:12px;padding:12px 6px;}
    .rank-arrow{display:none;}
    .rank-no{font-size:20px;}
    .rank-thumb{width:72px;height:52px;}
    .rank-name{font-size:15.5px;}
    .rank-note{display:none;}
    .poster-grid{grid-template-columns:1fr 1fr;gap:12px;}
  }
  @media (max-width:640px){
    .container{padding-left:18px;padding-right:18px;}
    .logo-mark{font-size:19px;}
    .logo-sub{font-size:11px;}
    .btn-sm{height:36px;padding:0 14px;font-size:13px;}
    .page-band{padding:calc(72px + 40px) 0 40px;}
    .band-title{font-size:1.6rem;}
    .band-desc{font-size:14px;}
    .band-stat{grid-template-columns:1fr;gap:14px;}
    .stat-item + .stat-item{border-left:0;padding-left:0;padding-top:14px;border-top:1px solid var(--line);}
    .section{padding:52px 0;}
    .cta-band{padding:22px;flex-direction:column;align-items:flex-start;}
    .cta-band h2{font-size:19px;}
    .footer-grid{grid-template-columns:1fr;gap:26px;}
    .footer-bottom{flex-direction:column;gap:8px;}
    .poster-grid{grid-template-columns:1fr 1fr;}
  }