/* roulang page: index */
:root{
  --bs-primary:#22E0C0;
  --bs-body-bg:#0B0A12;
  --bs-body-color:#EDEAF6;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:18px;
  --bs-border-radius-lg:18px;
  --bs-border-radius-sm:12px;
  --bs-link-color:#22E0C0;
  --bs-link-hover-color:#FF9A6E;
  --bs-font-sans-serif:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;

  --bg-base:#0B0A12;
  --bg-deep:#07060D;
  --surface-1:#14121F;
  --surface-2:#1C1930;
  --surface-light:#F4F1FA;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#EDEAF6;
  --text-2:#9A94B8;
  --text-3:#6E6889;
  --text-invert-1:#171529;
  --text-invert-2:#5B5578;
  --primary:#22E0C0;
  --accent:#FF7A45;
  --violet:#6E4BFF;
  --radius-pill:999px;
  --radius-card:18px;
  --radius-poster:16px;
  --radius-block:28px;
  --shadow-1:0 12px 30px -16px rgba(0,0,0,.7);
  --shadow-2:0 24px 56px -22px rgba(0,0,0,.85);
  --container:1280px;
  --gutter:24px;
  --section-y:88px;
  --font-stack:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:var(--font-stack);
  font-size:16px;
  line-height:1.85;
  letter-spacing:-0.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .2s ease}
a:hover{color:var(--accent)}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.3;letter-spacing:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit;padding:0}
input{font-family:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

/* Bootstrap 皮肤覆盖 */
.btn{border-radius:var(--radius-pill);font-weight:600;border:0;box-shadow:none}
.btn-primary{background-color:var(--accent);color:#17110C}
.btn-primary:hover,.btn-primary:focus{background-color:var(--accent);filter:brightness(1.06);color:#17110C}
.card{background-color:var(--surface-1);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);color:var(--text-1)}
.navbar{background:transparent!important;border:0;box-shadow:none;padding:0}
.accordion-item{background:var(--surface-1);border:1px solid var(--line);color:var(--text-1)}
.form-control{background:var(--surface-2);border:1px solid var(--line);border-radius:14px;color:var(--text-1)}
.form-control::placeholder{color:var(--text-2)}
.form-control:focus{background:var(--surface-2);border-color:var(--primary);box-shadow:0 0 0 4px rgba(34,224,192,.18);color:var(--text-1)}

/* 容器与区块 */
.ui-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:var(--section-y) 0}
.section-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,2.6vw,34px);font-weight:700;position:relative;padding-left:22px}
.sec-title::before{content:"";position:absolute;left:0;top:.24em;width:8px;height:22px;border-radius:4px;background:var(--primary)}
.sec-sub{color:var(--text-2);font-size:15px;margin-top:8px}
.sec-head-left{max-width:720px}

/* 浮动 Dock 导航 */
.dock{position:fixed;top:16px;left:50%;transform:translateX(-50%);width:min(1180px,calc(100% - 32px));z-index:1000;transition:top .3s ease}
.dock-inner{display:flex;align-items:center;gap:18px;height:64px;padding:0 14px 0 20px;border-radius:var(--radius-pill);background:rgba(20,18,31,.72);backdrop-filter:blur(18px) saturate(140%);-webkit-backdrop-filter:blur(18px) saturate(140%);border:1px solid var(--line);box-shadow:var(--shadow-1);transition:height .3s ease,background .3s ease}
.dock.is-shrink .dock-inner{height:56px;background:rgba(20,18,31,.9)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;color:var(--text-1)}
.brand:hover{color:var(--text-1)}
.brand-mark{width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--violet));display:grid;place-items:center;color:#08120F;flex:0 0 auto}
.brand-text{font-size:18px;font-weight:700;white-space:nowrap;transition:color .2s ease}
.brand:hover .brand-text{color:var(--primary)}
.dock-nav{display:flex;align-items:center;gap:2px;flex:1 1 auto;justify-content:center}
.dock-link{position:relative;padding:8px 14px;border-radius:12px;font-size:15px;color:var(--text-2);white-space:nowrap;transition:background .2s ease,color .2s ease}
.dock-link:hover{background:rgba(255,255,255,.06);color:var(--text-1)}
.dock-link.is-active{color:var(--primary);font-weight:600}
.dock-link.is-active::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:1px;width:18px;height:3px;border-radius:2px;background:var(--primary)}
.dock-actions{display:flex;align-items:center;gap:10px;margin-left:auto;flex:0 0 auto}
.dock-search{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;border:1px solid var(--line);color:var(--text-2);transition:border-color .2s ease,color .2s ease}
.dock-search:hover{border-color:var(--primary);color:var(--primary)}
.dock-cta{height:40px;padding:0 20px;border-radius:var(--radius-pill);background:var(--accent);color:#17110C;font-weight:600;font-size:15px;display:inline-flex;align-items:center;transition:transform .2s ease,filter .2s ease,color .2s ease}
.dock-cta:hover{filter:brightness(1.06);transform:translateY(-2px);color:#17110C}
.dock-cta:active{transform:translateY(1px);filter:brightness(.96)}
.dock-burger{display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);place-items:center;gap:4px;flex-direction:column}
.dock-burger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text-1);transition:transform .24s ease,opacity .24s ease}
.dock-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.dock-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.dock-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}

.search-pop{position:absolute;top:calc(100% + 12px);left:0;right:0;background:var(--surface-1);border:1px solid var(--line);border-radius:20px;padding:18px;box-shadow:var(--shadow-2);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity .24s ease,transform .24s ease,visibility .24s}
.search-pop.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.search-field{display:flex;gap:10px}
.search-field input{flex:1;height:46px;border-radius:14px;background:var(--surface-2);border:1px solid var(--line);padding:0 14px;color:var(--text-1);font-size:15px}
.search-field input::placeholder{color:var(--text-2)}
.search-field input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(34,224,192,.18)}
.search-field .ui-btn{height:46px}
.search-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.search-tags a{font-size:13px;padding:6px 12px;border-radius:999px;background:var(--surface-2);color:var(--text-2);border:1px solid var(--line);transition:color .2s ease,border-color .2s ease}
.search-tags a:hover{color:var(--primary);border-color:rgba(34,224,192,.5)}

.drawer{position:fixed;top:16px;left:16px;right:16px;z-index:1100;background:var(--surface-1);border:1px solid var(--line);border-radius:24px;padding:14px;box-shadow:var(--shadow-2);transform:translateY(-150%);transition:transform .32s cubic-bezier(.22,.61,.36,1)}
.drawer.is-open{transform:translateY(0)}
.drawer a{display:flex;align-items:center;height:48px;padding:0 14px;color:var(--text-1);font-size:16px;border-bottom:1px solid var(--line)}
.drawer a:last-child{border-bottom:0}
.drawer a.is-active{color:var(--primary);font-weight:600}

/* 按钮 */
.ui-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:44px;padding:0 24px;border-radius:var(--radius-pill);font-size:15px;font-weight:600;white-space:nowrap;transition:transform .2s ease,background .2s ease,box-shadow .2s ease,color .2s ease,border-color .2s ease,filter .2s ease}
.ui-btn-lg{height:52px;padding:0 30px;font-size:16px}
.ui-btn-primary{background:var(--accent);color:#17110C;box-shadow:var(--shadow-1)}
.ui-btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);color:#17110C}
.ui-btn-primary:active{transform:translateY(1px);filter:brightness(.96)}
.ui-btn-ghost{background:transparent;color:var(--text-1);border:1px solid var(--line-strong)}
.ui-btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:rgba(34,224,192,.08)}
.ui-link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:15px;font-weight:600}
.ui-link-arrow svg{transition:transform .24s ease}
.ui-link-arrow:hover svg{transform:translateX(4px)}
.ui-link-arrow:hover{color:var(--primary)}

/* Hero */
.hero{position:relative;min-height:640px;height:88vh;display:flex;align-items:center;overflow:hidden;background:var(--surface-2)}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}
.hero-mask{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,10,18,.5) 0%,rgba(11,10,18,.75) 58%,var(--bg-base) 100%)}
.hero-mask::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,10,18,.82) 0%,rgba(11,10,18,.35) 52%,rgba(11,10,18,.6) 100%)}
.hero-inner{position:relative;z-index:3;padding-top:120px;padding-bottom:80px}
.hero-copy{max-width:780px}
.hero-eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.06em;color:var(--primary);border:1px solid rgba(34,224,192,.35);background:rgba(34,224,192,.08);padding:6px 14px;border-radius:999px}
.hero-title{font-size:clamp(30px,4.4vw,56px);font-weight:800;line-height:1.18;letter-spacing:.01em;margin-top:20px}
.hero-sub{margin-top:18px;font-size:18px;color:var(--text-2);max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px;margin-top:44px}
.stat{background:var(--surface-2);border:1px solid var(--line);border-radius:12px;padding:14px 20px;min-width:134px}
.stat b{display:block;font-size:22px;line-height:1.2;color:var(--primary);font-weight:800}
.stat span{display:block;margin-top:4px;font-size:13px;color:var(--text-2)}
.hero-dots{position:absolute;right:32px;bottom:52px;display:flex;gap:8px;z-index:4}
.hero-dots i{width:34px;height:3px;border-radius:2px;background:rgba(255,255,255,.22)}
.hero-dots i.is-on{background:var(--accent)}

/* 横滑片库 */
.rail-wrap{position:relative}
.rail{display:flex;gap:20px;overflow-x:auto;scroll-snap-type:x mandatory;padding:8px 0 20px;scrollbar-width:none;-ms-overflow-style:none}
.rail::-webkit-scrollbar{display:none}
.poster-card{flex:0 0 clamp(180px,22vw,260px);scroll-snap-align:start;display:block;color:inherit}
.poster-card:hover{color:inherit}
.poster-thumb{position:relative;display:block;aspect-ratio:3/4;border-radius:var(--radius-poster);overflow:hidden;background:var(--surface-2);border:1px solid var(--line);transition:transform .32s cubic-bezier(.22,.61,.36,1),border-color .32s ease}
.poster-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s cubic-bezier(.22,.61,.36,1),filter .32s ease}
.poster-play{position:absolute;right:12px;bottom:12px;width:38px;height:38px;border-radius:50%;background:rgba(23,17,12,.62);backdrop-filter:blur(6px);display:grid;place-items:center;color:var(--accent);opacity:0;transform:translateY(6px);transition:opacity .28s ease,transform .28s ease}
.poster-card:hover .poster-thumb{transform:translateY(-6px);border-color:rgba(34,224,192,.5)}
.poster-card:hover .poster-thumb img{transform:scale(1.04);filter:brightness(1.08)}
.poster-card:hover .poster-play{opacity:1;transform:translateY(0)}
.poster-title{display:block;margin-top:12px;font-size:16px;font-weight:600;color:var(--text-1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.poster-meta{display:block;margin-top:6px;font-size:13px;color:var(--text-2)}
.rail-btn{position:absolute;top:calc(50% - 22px);width:44px;height:44px;border-radius:50%;background:rgba(20,18,31,.88);border:1px solid var(--line-strong);color:var(--text-1);display:grid;place-items:center;z-index:5;transition:border-color .2s ease,color .2s ease,transform .2s ease}
.rail-btn:hover{border-color:var(--primary);color:var(--primary);transform:scale(1.05)}
.rail-prev{left:-6px}
.rail-next{right:-6px}

/* 热播推荐 */
.hot-grid{display:grid;grid-template-columns:55fr 45fr;gap:32px;align-items:start}
.hot-main{background:var(--surface-1);border:1px solid var(--line);border-radius:var(--radius-block);overflow:hidden;box-shadow:var(--shadow-1)}
.hot-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.hot-cover img{width:100%;height:100%;object-fit:cover;transition:transform .4s cubic-bezier(.22,.61,.36,1)}
.hot-main:hover .hot-cover img{transform:scale(1.03)}
.badge-hot{position:absolute;left:12px;top:12px;background:var(--accent);color:#17110C;font-size:12px;font-weight:700;padding:4px 12px;border-radius:999px}
.hot-body{padding:26px}
.hot-body h3{font-size:20px;font-weight:600}
.hot-body p{margin-top:10px;color:var(--text-2);font-size:15px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hot-body .ui-btn{margin-top:22px}
.hot-list{display:flex;flex-direction:column;gap:2px}
.hot-item a{display:flex;align-items:center;gap:16px;padding:13px 16px;border-radius:14px;color:inherit;transition:background .2s ease,transform .2s ease}
.hot-item a:hover{background:var(--surface-2);transform:translateX(4px);color:inherit}
.rank-num{font-size:28px;font-weight:800;line-height:1;color:transparent;-webkit-text-stroke:1px var(--primary);min-width:46px;text-align:center}
.hot-item:nth-child(-n+3) .rank-num{-webkit-text-stroke:1px var(--accent)}
.rank-body{min-width:0}
.rank-body b{display:block;font-size:16px;font-weight:600;color:var(--text-1);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-body em{font-style:normal;display:block;margin-top:2px;font-size:13px;color:var(--text-2)}

/* 专题片单分区 */
.topic-stack{display:flex;flex-direction:column;gap:26px}
.topic-block{position:relative;display:grid;grid-template-columns:300px 1fr;gap:32px;background:var(--surface-1);border:1px solid var(--line);border-radius:var(--radius-block);padding:28px;overflow:hidden}
.topic-block::before{content:"";position:absolute;left:0;top:28px;bottom:28px;width:4px;border-radius:0 4px 4px 0;background:var(--primary)}
.topic-block:nth-child(2)::before{background:var(--accent)}
.topic-block:nth-child(3)::before{background:var(--violet)}
.topic-num{font-size:14px;font-weight:700;letter-spacing:.14em;color:var(--primary)}
.topic-block:nth-child(2) .topic-num{color:var(--accent)}
.topic-block:nth-child(3) .topic-num{color:#A38CFF}
.topic-side h3{margin-top:10px;font-size:20px;font-weight:600}
.topic-side p{margin-top:12px;color:var(--text-2);font-size:15px}
.topic-side .ui-link-arrow{margin-top:18px}
.topic-covers{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.topic-item{position:relative;border-radius:var(--radius-poster);overflow:hidden;aspect-ratio:3/4;background:var(--surface-2);border:1px solid var(--line)}
.topic-item:first-child{grid-column:span 2;aspect-ratio:auto}
.topic-item img{width:100%;height:100%;object-fit:cover;transition:transform .32s cubic-bezier(.22,.61,.36,1)}
.topic-item:hover img{transform:scale(1.05)}
.topic-item span{position:absolute;left:12px;bottom:12px;font-size:13px;font-weight:600;color:var(--text-1);background:rgba(11,10,18,.72);padding:4px 10px;border-radius:999px}

/* 最新信息（浅色反转区） */
.light-band{background:var(--surface-light);color:var(--text-invert-1)}
.light-band .sec-title{color:var(--text-invert-1)}
.light-band .sec-title::before{background:var(--accent)}
.light-band .sec-sub{color:var(--text-invert-2)}
.light-band .ui-link-arrow{color:#0E8F79}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{display:block;background:#fff;border:1px solid rgba(23,21,41,.08);border-radius:var(--radius-card);padding:18px;color:var(--text-invert-1);box-shadow:0 10px 26px -20px rgba(23,21,41,.5);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.news-card:hover{transform:translateY(-4px);border-color:rgba(34,224,192,.6);color:var(--text-invert-1);box-shadow:0 18px 36px -22px rgba(23,21,41,.55)}
.news-grid > .news-card:first-child{grid-column:span 2}
.news-thumb{display:block;aspect-ratio:16/9;border-radius:14px;overflow:hidden;background:#E7E3F3;margin-bottom:14px}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s ease}
.news-card:hover .news-thumb img{transform:scale(1.03)}
.badge-cat{display:inline-block;background:#EDE9F7;color:#0E8F79;font-size:12px;font-weight:600;padding:4px 12px;border-radius:12px}
.news-card h3{margin-top:12px;font-size:18px;font-weight:600;color:var(--text-invert-1);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-card p{margin-top:10px;font-size:14px;color:var(--text-invert-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:block;margin-top:14px;font-size:13px;color:var(--text-invert-2)}
.empty-state{grid-column:1 / -1;text-align:center;padding:52px 20px;border:1px dashed rgba(23,21,41,.2);border-radius:var(--radius-card);background:rgba(255,255,255,.7)}
.empty-state svg{color:#0E8F79;opacity:.7}
.empty-state p{margin-top:14px;color:var(--text-invert-2);font-size:15px}
.empty-state .ui-btn{margin-top:22px}

/* FAQ（浅色反转区） */
.faq-wrap{max-width:900px;margin:0 auto}
.faq-item{background:#fff;border:1px solid rgba(23,21,41,.1);border-radius:16px;margin-bottom:12px;overflow:hidden;transition:border-color .24s ease,box-shadow .24s ease}
.faq-item.is-open{border-color:rgba(34,224,192,.6);box-shadow:0 14px 30px -24px rgba(23,21,41,.6)}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;text-align:left;padding:18px 20px;font-size:18px;font-weight:600;color:var(--text-invert-1)}
.faq-icon{position:relative;width:26px;height:26px;flex:0 0 auto;border-radius:50%;background:#EDE9F7;color:#0E8F79}
.faq-icon i{position:absolute;inset:0;display:grid;place-items:center;font-style:normal;font-size:16px;line-height:1;transition:opacity .24s ease,transform .28s ease}
.faq-icon .ic-minus{opacity:0;transform:rotate(-90deg)}
.faq-item.is-open .ic-plus{opacity:0;transform:rotate(90deg)}
.faq-item.is-open .ic-minus{opacity:1;transform:rotate(0)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease}
.faq-item.is-open .faq-a{max-height:420px}
.faq-a p{padding:0 20px 20px;color:var(--text-invert-2);line-height:1.8;font-size:15px}

/* CTA */
.cta-block{position:relative;overflow:hidden;background:var(--surface-1);border:1px solid var(--line);border-radius:var(--radius-block);padding:56px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:32px}
.cta-block::before{content:"";position:absolute;right:-90px;top:-110px;width:440px;height:440px;border-radius:50%;background:radial-gradient(circle,rgba(110,75,255,.32),rgba(34,224,192,.12) 55%,transparent 72%)}
.cta-copy{position:relative;max-width:620px}
.cta-block h2{font-size:clamp(24px,2.6vw,34px)}
.cta-block p{margin-top:12px;color:var(--text-2);font-size:16px}
.cta-actions{position:relative;display:flex;flex-wrap:wrap;gap:14px}

/* 页脚 */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.foot-brand p{margin-top:16px;color:var(--text-2);font-size:14px;max-width:280px}
.foot-col h4{font-size:15px;font-weight:600;color:var(--text-1);margin-bottom:14px}
.foot-col a{display:block;font-size:14px;color:var(--text-2);padding:6px 0;transition:color .2s ease,transform .2s ease}
.foot-col a:hover{color:var(--primary);transform:translateX(2px)}
.foot-bottom{margin-top:48px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3)}

@media (min-width:1400px){
  :root{--container:1320px}
  .poster-card{flex:0 0 clamp(200px,22vw,280px)}
}
@media (max-width:1199px){
  .topic-block{grid-template-columns:250px 1fr}
}
@media (max-width:991px){
  :root{--section-y:64px}
  .ui-container{padding:0 24px}
  .dock-nav{display:none}
  .dock-cta{display:none}
  .dock-burger{display:flex}
  .hot-grid{grid-template-columns:1fr}
  .topic-block{grid-template-columns:1fr;gap:22px}
  .topic-covers{grid-template-columns:repeat(3,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid > .news-card:first-child{grid-column:span 2}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .rail-btn{display:none}
  .hero{height:auto;min-height:560px}
  .hero-inner{padding-top:130px;padding-bottom:70px}
  .hero-dots{display:none}
  .cta-block{padding:40px 32px}
}
@media (max-width:767px){
  :root{--section-y:56px}
  body{font-size:15px;line-height:1.8}
  .ui-container{padding:0 18px}
  .hero-title{font-size:clamp(28px,7vw,40px)}
  .hero-sub{font-size:16px}
  .news-grid{grid-template-columns:1fr}
  .news-grid > .news-card:first-child{grid-column:span 1}
  .topic-covers{grid-template-columns:repeat(2,1fr)}
  .topic-item:first-child{grid-column:span 2}
  .cta-block{padding:32px 22px}
  .foot-grid{grid-template-columns:1fr;gap:24px}
  .hot-body{padding:20px}
  .rank-num{font-size:24px;min-width:38px}
}
@media (max-width:479px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .ui-btn{width:100%;height:48px}
  .hero-stats{flex-direction:column}
  .stat{width:100%}
  .brand-text{font-size:16px}
  .rail{gap:14px}
  .poster-card{flex:0 0 70%}
  .faq-q{font-size:16px;padding:16px}
  .faq-a p{padding:0 16px 16px}
}

/* roulang page: article */
:root{
  --bg-base:#0B0A12;
  --bg-deep:#07060D;
  --surface-1:#14121F;
  --surface-2:#1C1930;
  --surface-light:#F4F1FA;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#EDEAF6;
  --text-2:#9A94B8;
  --text-3:#6E6889;
  --text-invert-1:#171529;
  --text-invert-2:#5B5578;
  --primary:#22E0C0;
  --accent:#FF7A45;
  --violet:#6E4BFF;
  --radius-pill:999px;
  --radius-card:18px;
  --radius-poster:16px;
  --radius-block:28px;
  --shadow-1:0 12px 30px -16px rgba(0,0,0,.7);
  --shadow-2:0 24px 56px -22px rgba(0,0,0,.85);
  --container:1280px;
  --gutter:24px;
  --section-y:88px;
  --ease:cubic-bezier(.22,.61,.36,1);

  --bs-primary:#22E0C0;
  --bs-body-bg:#0B0A12;
  --bs-body-color:#EDEAF6;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:18px;
  --bs-border-radius-lg:22px;
  --bs-border-radius-sm:12px;
  --bs-link-color:#22E0C0;
  --bs-link-hover-color:#FF7A45;
  --bs-font-sans-serif:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:'Inter','PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:-0.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:var(--accent)}
button{font-family:inherit}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.3;color:var(--text-1);letter-spacing:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
::selection{background:rgba(34,224,192,.28);color:#fff}

.ui-container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 32px;
}

/* ============ Bootstrap 皮肤覆盖 ============ */
.btn{
  --bs-btn-border-radius:var(--radius-pill);
  --bs-btn-font-weight:600;
  border-radius:var(--radius-pill);
  box-shadow:none;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background-color .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.btn:focus,.btn:focus-visible{box-shadow:0 0 0 3px rgba(34,224,192,.28)}
.btn-primary{
  --bs-btn-bg:#FF7A45;
  --bs-btn-border-color:#FF7A45;
  --bs-btn-hover-bg:#ff8a5b;
  --bs-btn-hover-border-color:#ff8a5b;
  --bs-btn-active-bg:#e96a36;
  --bs-btn-active-border-color:#e96a36;
  --bs-btn-color:#17110C;
  --bs-btn-hover-color:#17110C;
  --bs-btn-active-color:#17110C;
  --bs-btn-disabled-bg:#FF7A45;
  --bs-btn-disabled-border-color:#FF7A45;
}
.btn-outline-light{
  --bs-btn-color:#EDEAF6;
  --bs-btn-border-color:rgba(255,255,255,.16);
  --bs-btn-hover-bg:rgba(34,224,192,.08);
  --bs-btn-hover-border-color:#22E0C0;
  --bs-btn-hover-color:#22E0C0;
  --bs-btn-active-bg:rgba(34,224,192,.14);
  --bs-btn-active-border-color:#22E0C0;
  --bs-btn-active-color:#22E0C0;
}
.card{background:var(--surface-1);border:1px solid var(--line);border-radius:var(--radius-card);box-shadow:var(--shadow-1);color:var(--text-1)}
.form-control,.form-select{
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:14px;
  color:var(--text-1);
  height:46px;
  padding:0 14px;
}
.form-control::placeholder{color:var(--text-2)}
.form-control:focus,.form-select:focus{
  background:var(--surface-2);
  border-color:var(--primary);
  color:var(--text-1);
  box-shadow:0 0 0 4px rgba(34,224,192,.18);
}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent;--bs-accordion-color:var(--text-invert-1)}

/* ============ 组件：按钮 / 徽章 ============ */
.ui-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:var(--radius-pill);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease),filter .22s var(--ease);
}
.ui-btn-primary{background:var(--accent);color:#17110C;box-shadow:var(--shadow-1)}
.ui-btn-primary:hover{background:var(--accent);filter:brightness(1.06);transform:translateY(-2px);color:#17110C}
.ui-btn-primary:active{transform:translateY(1px);filter:brightness(.96)}
.ui-btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text-1)}
.ui-btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:rgba(34,224,192,.08)}
.ui-btn-ghost:active{transform:translateY(1px)}
.ui-btn-lg{height:52px;padding:0 30px;font-size:16px}
.ui-link{
  display:inline-flex;align-items:center;gap:6px;
  color:var(--primary);font-size:14px;font-weight:600;
}
.ui-link i{transition:transform .24s var(--ease)}
.ui-link:hover i{transform:translateX(4px)}

.badge-tag{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--surface-2);
  color:var(--primary);
  border-radius:12px;
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  padding:5px 11px;
  line-height:1.4;
}
.badge-hot{
  display:inline-flex;align-items:center;
  background:var(--accent);color:#17110C;
  border-radius:var(--radius-pill);
  font-size:12px;font-weight:700;
  padding:5px 12px;
  line-height:1.4;
}
.meta-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  font-size:14px;color:var(--text-2);
}
.meta-row i{color:var(--primary);margin-right:6px}

/* ============ Dock 导航 ============ */
.site-header{
  position:fixed;
  top:16px;left:0;right:0;
  z-index:1040;
  display:flex;
  justify-content:center;
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  width:min(1180px,calc(100% - 32px));
  min-height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:8px 12px 8px 18px;
  border-radius:var(--radius-pill);
  background:rgba(20,18,31,.72);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  transition:min-height .28s var(--ease),background .28s var(--ease),padding .28s var(--ease);
}
.site-header.is-shrink .dock{min-height:56px;background:rgba(20,18,31,.6);padding-top:6px;padding-bottom:6px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text-1);font-weight:700;flex-shrink:0}
.brand:hover{color:var(--text-1)}
.brand-mark{
  width:32px;height:32px;border-radius:11px;
  display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--primary),var(--violet));
  color:#0B0A12;
  flex-shrink:0;
}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.01em;white-space:nowrap}
.brand:hover .brand-text{color:var(--primary)}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto;flex-wrap:nowrap}
.dock-link{
  position:relative;
  display:inline-flex;align-items:center;
  height:40px;
  padding:0 13px;
  border-radius:12px;
  font-size:14.5px;
  font-weight:500;
  color:var(--text-2);
  white-space:nowrap;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.dock-link:hover{background:rgba(255,255,255,.06);color:var(--text-1)}
.dock-link.is-active{color:var(--primary);font-weight:600}
.dock-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:16px;height:3px;border-radius:2px;background:var(--primary);
}
.dock-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.dock-icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:transparent;border:1px solid var(--line);
  color:var(--text-2);cursor:pointer;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.dock-icon-btn:hover{color:var(--primary);border-color:rgba(34,224,192,.5);background:rgba(34,224,192,.08)}
.dock-cta{height:42px;padding:0 20px;font-size:14.5px}
.dock-burger{
  display:none;
  width:42px;height:42px;border-radius:12px;
  background:transparent;border:1px solid var(--line);color:var(--text-1);
  align-items:center;justify-content:center;cursor:pointer;
}
.dock-burger:hover{border-color:var(--primary);color:var(--primary)}

.search-layer{
  position:fixed;inset:0;z-index:1050;
  background:rgba(7,6,13,.72);
  backdrop-filter:blur(6px);
  display:none;
  align-items:flex-start;justify-content:center;
  padding:120px 20px 40px;
}
.search-layer.is-open{display:flex}
.search-box{
  width:min(680px,100%);
  background:var(--surface-1);
  border:1px solid var(--line-strong);
  border-radius:20px;
  padding:22px;
  box-shadow:var(--shadow-2);
}
.search-box h4{font-size:16px;margin-bottom:12px}
.search-quick{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.search-quick a{
  font-size:13px;padding:6px 13px;border-radius:var(--radius-pill);
  background:var(--surface-2);color:var(--text-2);border:1px solid var(--line);
}
.search-quick a:hover{color:var(--primary);border-color:rgba(34,224,192,.5)}

.dock-drawer{
  pointer-events:auto;
  display:none;
  width:min(1180px,calc(100% - 32px));
  margin-top:10px;
  background:rgba(20,18,31,.94);
  border:1px solid var(--line);
  border-radius:24px;
  padding:10px;
  box-shadow:var(--shadow-2);
  backdrop-filter:blur(18px);
}
.dock-drawer.is-open{display:block}
.dock-drawer .dock-link{
  display:flex;width:100%;height:48px;border-radius:14px;font-size:15px;
  padding:0 16px;border-bottom:1px solid var(--line);
}
.dock-drawer .dock-link:last-child{border-bottom:none}
.dock-drawer .dock-link.is-active::after{display:none}
.dock-drawer .dock-link.is-active{background:rgba(34,224,192,.08)}

/* ============ 文章页顶部横幅 ============ */
.article-hero{
  position:relative;
  padding:150px 0 40px;
  background-image:linear-gradient(180deg,rgba(11,10,18,.82),rgba(11,10,18,.94)),url('/assets/images/backpic/back-3.webp');
  background-size:cover;
  background-position:center;
  border-bottom:1px solid var(--line);
}
.article-hero::after{
  content:"";
  position:absolute;left:0;right:0;bottom:0;height:120px;
  background:linear-gradient(180deg,transparent,var(--bg-base));
  pointer-events:none;
}
.article-hero .ui-container{position:relative;z-index:2}
.crumb{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:14px;color:var(--text-2);margin-bottom:18px;
}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--primary)}
.crumb i{font-size:10px;color:var(--primary)}
.crumb .current{color:var(--text-3);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

.article-title{
  font-size:clamp(26px,3.4vw,40px);
  font-weight:800;
  line-height:1.24;
  letter-spacing:.01em;
  max-width:920px;
  display:-webkit-box;
  -webkit-line-clamp:3;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.article-lead{
  margin-top:16px;
  font-size:16px;
  color:var(--text-2);
  max-width:760px;
  line-height:1.8;
}
.article-meta{margin-top:20px}

/* ============ 正文布局 ============ */
.article-section{padding:56px 0 var(--section-y)}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,760px) 250px;
  gap:56px;
  justify-content:center;
  align-items:start;
}
.article-main{min-width:0}

.article-body{
  font-size:16px;
  line-height:1.9;
  color:#DCD7EC;
}
.article-body > * + *{margin-top:1.2em}
.article-body p{margin:0 0 1.2em}
.article-body h2{
  position:relative;
  margin:2.4em 0 .9em;
  padding-left:18px;
  font-size:clamp(21px,2vw,26px);
  font-weight:700;
  line-height:1.4;
  color:var(--text-1);
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:4px;border-radius:3px;
  background:var(--primary);
}
.article-body h3{
  margin:1.9em 0 .6em;
  font-size:19px;
  font-weight:700;
  color:var(--text-1);
}
.article-body strong{color:var(--text-1);font-weight:700}
.article-body a{text-decoration:underline;text-decoration-color:rgba(34,224,192,.45);text-underline-offset:4px}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.35em}
.article-body li{margin-bottom:.55em;line-height:1.9}
.article-body ul li{list-style:none;position:relative;padding-left:16px}
.article-body ul li::before{
  content:"";position:absolute;left:0;top:.72em;
  width:6px;height:6px;border-radius:2px;background:var(--primary);
}
.article-body ol{list-style:decimal}
.article-body ol li::marker{color:var(--primary);font-weight:700}
.article-body blockquote{
  margin:1.8em 0;
  padding:18px 22px;
  background:var(--surface-1);
  border-left:4px solid var(--primary);
  border-radius:14px;
  color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{
  width:100%;
  border-radius:var(--radius-poster);
  background:var(--surface-2);
  margin:1.6em 0 .6em;
}
.article-body figure{margin:1.6em 0}
.article-body figcaption{
  font-size:13px;text-align:center;color:var(--text-2);margin-top:8px;
}
.article-body pre{
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:14px;
  padding:18px;
  overflow-x:auto;
  font-size:14px;
  line-height:1.75;
}
.article-body code{
  font-family:'JetBrains Mono',Consolas,Monaco,monospace;
  font-size:.92em;
  background:var(--surface-2);
  border-radius:6px;
  padding:2px 6px;
  color:var(--primary);
}
.article-body pre code{background:none;padding:0;color:#CFC9E6}
.article-body hr{
  border:none;height:1px;background:var(--line);margin:2.4em 0;
}
.article-body table{
  width:100%;border-collapse:collapse;margin:1.6em 0;font-size:15px;
}
.article-body th,.article-body td{
  border:1px solid var(--line);padding:11px 14px;text-align:left;
}
.article-body th{background:var(--surface-2);color:var(--text-1);font-weight:600}

/* 目录 */
.toc-panel{
  position:sticky;top:120px;
  background:var(--surface-1);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:18px 18px 14px;
  box-shadow:var(--shadow-1);
}
.toc-head{
  display:flex;align-items:center;justify-content:space-between;
  font-size:14px;font-weight:700;color:var(--text-1);margin-bottom:10px;
}
.toc-head span i{color:var(--primary);margin-right:7px}
.toc-toggle{
  display:none;background:none;border:none;color:var(--primary);
  font-size:13px;cursor:pointer;padding:4px 6px;border-radius:8px;
}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:60vh;overflow:auto}
.toc-list a{
  display:block;
  font-size:13.5px;
  line-height:1.6;
  color:var(--text-2);
  padding:7px 10px;
  border-radius:10px;
  border-left:2px solid transparent;
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.toc-list a:hover{background:rgba(255,255,255,.05);color:var(--text-1)}
.toc-list a.is-current{color:var(--primary);border-left-color:var(--primary);background:rgba(34,224,192,.08)}
.toc-list a.lvl-3{padding-left:22px;font-size:13px}
.toc-empty{font-size:13px;color:var(--text-3)}

/* 空态 */
.empty-state{
  text-align:center;
  padding:72px 28px;
  background:var(--surface-1);
  border:1px dashed var(--line-strong);
  border-radius:var(--radius-block);
}
.empty-state .empty-ico{
  width:64px;height:64px;border-radius:20px;margin:0 auto 18px;
  display:flex;align-items:center;justify-content:center;
  background:var(--surface-2);color:var(--primary);font-size:24px;
}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--text-2);font-size:15px;margin-bottom:22px}

/* 文末 */
.article-foot{
  margin-top:52px;padding-top:30px;border-top:1px solid var(--line);
}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-pill{
  display:inline-flex;align-items:center;gap:6px;
  font-size:13.5px;padding:8px 16px;
  background:var(--surface-2);color:var(--text-2);
  border:1px solid transparent;border-radius:var(--radius-pill);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.tag-pill:hover{color:var(--primary);border-color:rgba(34,224,192,.55);background:rgba(34,224,192,.07)}
.article-nav-btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* ============ 相关推荐横滑 ============ */
.related-section{padding:0 0 var(--section-y)}
.sec-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:20px;
  margin-bottom:32px;
}
.sec-title{
  position:relative;
  padding-left:18px;
  font-size:clamp(24px,2.6vw,34px);
  font-weight:700;
  line-height:1.3;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.22em;bottom:.22em;width:8px;
  border-radius:4px;background:var(--primary);
}
.sec-sub{margin-top:10px;color:var(--text-2);font-size:15px}

.rail-wrap{position:relative}
.rail{
  display:flex;gap:20px;
  overflow-x:auto;
  padding:6px 4px 18px;
  scroll-snap-type:x mandatory;
  scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.rail::-webkit-scrollbar{display:none}
.rail-card{
  flex:0 0 clamp(200px,22vw,266px);
  scroll-snap-align:start;
  background:var(--surface-1);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .32s var(--ease),border-color .32s var(--ease),box-shadow .32s var(--ease);
  display:block;
  color:inherit;
}
.rail-card:hover{transform:translateY(-6px);border-color:rgba(34,224,192,.5);box-shadow:var(--shadow-2);color:inherit}
.rail-thumb{
  position:relative;
  aspect-ratio:3/4;
  background:var(--surface-2);
  overflow:hidden;
}
.rail-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .32s var(--ease),filter .32s var(--ease)}
.rail-card:hover .rail-thumb img{transform:scale(1.05);filter:brightness(1.1)}
.rail-tag{
  position:absolute;left:12px;top:12px;z-index:2;
}
.rail-info{padding:14px 16px 18px}
.rail-info h3{
  font-size:16px;font-weight:600;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rail-info p{
  margin-top:8px;font-size:13px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rail-meta{margin-top:12px;font-size:13px;color:var(--text-3)}
.rail-arrow{
  position:absolute;top:38%;transform:translateY(-50%);
  width:42px;height:42px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(20,18,31,.9);border:1px solid var(--line-strong);
  color:var(--text-1);cursor:pointer;z-index:3;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.rail-arrow:hover{color:var(--primary);border-color:var(--primary);background:rgba(20,18,31,1)}
.rail-arrow.prev{left:-10px}
.rail-arrow.next{right:-10px}
.rail-mask-l,.rail-mask-r{
  position:absolute;top:0;bottom:18px;width:56px;pointer-events:none;z-index:2;
}
.rail-mask-l{left:0;background:linear-gradient(90deg,var(--bg-base),transparent)}
.rail-mask-r{right:0;background:linear-gradient(270deg,var(--bg-base),transparent)}

/* ============ CTA ============ */
.cta-section{padding:0 0 var(--section-y)}
.cta-block{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-block);
  background:var(--surface-1);
  border:1px solid var(--line);
  padding:56px clamp(22px,4vw,64px);
  box-shadow:var(--shadow-2);
}
.cta-block::before{
  content:"";position:absolute;inset:auto -12% -60% -12%;height:280px;
  background:radial-gradient(closest-side,rgba(110,75,255,.24),transparent 72%);
  pointer-events:none;
}
.cta-block::after{
  content:"";position:absolute;right:-90px;top:-110px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(34,224,192,.22),transparent 70%);
  pointer-events:none;
}
.cta-inner{position:relative;z-index:2;max-width:720px}
.cta-inner h2{font-size:clamp(23px,2.5vw,32px);line-height:1.35}
.cta-inner p{margin-top:14px;color:var(--text-2);font-size:15.5px;line-height:1.85}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}

/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-deep);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.foot-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr 1fr;
  gap:32px;
}
.foot-brand .brand{margin-bottom:16px}
.foot-brand p{color:var(--text-2);font-size:14px;line-height:1.8;max-width:300px}
.foot-col h4{
  font-size:14px;font-weight:700;color:var(--text-1);
  margin-bottom:16px;letter-spacing:.02em;
}
.foot-col a{
  display:block;
  font-size:14px;color:var(--text-2);
  padding:6px 0;
  transition:color .2s var(--ease),transform .2s var(--ease);
}
.foot-col a:hover{color:var(--primary);transform:translateX(2px)}
.foot-bottom{
  margin-top:44px;padding-top:20px;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (min-width:1400px){
  .ui-container{max-width:1320px}
}
@media (max-width:1199px){
  .article-layout{grid-template-columns:minmax(0,1fr);gap:28px}
  .toc-panel{position:static;order:-1;padding:14px 16px}
  .toc-toggle{display:inline-flex;align-items:center;gap:6px}
  .toc-list{display:none;max-height:none;margin-top:8px}
  .toc-panel.is-open .toc-list{display:flex}
  .dock-nav{display:none}
  .dock-burger{display:inline-flex}
  .dock{margin-left:auto;justify-content:space-between}
  .dock-actions{margin-left:auto}
  .rail-mask-l,.rail-mask-r{display:none}
}
@media (max-width:991px){
  :root{--section-y:64px}
  .ui-container{padding:0 24px}
  .article-hero{padding-top:132px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .rail-arrow{display:none}
  .cta-block{padding:40px 22px}
}
@media (max-width:767px){
  :root{--section-y:56px}
  body{font-size:15px;line-height:1.8}
  .ui-container{padding:0 18px}
  .brand-text{font-size:16px}
  .dock-cta{display:none}
  .article-hero{padding:118px 0 28px;background-position:center top}
  .article-lead{font-size:15px}
  .article-body{font-size:15px;line-height:1.85}
  .article-body h2{margin-top:2em}
  .sec-head{flex-direction:column;align-items:flex-start;gap:12px}
  .rail-card{flex:0 0 78vw}
  .foot-grid{grid-template-columns:1fr;gap:24px}
  .foot-bottom{flex-direction:column;gap:8px}
}
@media (max-width:480px){
  .ui-container{padding:0 14px}
  .brand-text{font-size:15px}
  .brand-mark{width:28px;height:28px;border-radius:10px}
  .dock{padding:6px 8px 6px 12px;min-height:58px}
  .article-title{font-size:clamp(23px,6.4vw,30px)}
  .article-section{padding-top:36px}
  .cta-actions .ui-btn{width:100%}
  .rail-card{flex:0 0 84vw}
}

/* roulang page: category1 */
:root{
  --bs-primary:#22E0C0;
  --bs-body-bg:#0B0A12;
  --bs-body-color:#EDEAF6;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:18px;
  --bs-border-radius-lg:18px;
  --bs-border-radius-sm:12px;
  --bs-link-color:#22E0C0;
  --bs-link-hover-color:#5CF0D6;
  --bs-font-sans-serif:'Inter','PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;

  --bg-base:#0B0A12;
  --bg-deep:#07060D;
  --surface-1:#14121F;
  --surface-2:#1C1930;
  --surface-light:#F4F1FA;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#EDEAF6;
  --text-2:#9A94B8;
  --text-3:#6E6889;
  --text-invert-1:#171529;
  --text-invert-2:#5B5578;
  --primary:#22E0C0;
  --primary-soft:rgba(34,224,192,.12);
  --accent:#FF7A45;
  --violet:#6E4BFF;
  --radius-pill:999px;
  --radius-card:18px;
  --radius-poster:16px;
  --radius-block:28px;
  --shadow-1:0 12px 30px -16px rgba(0,0,0,.7);
  --shadow-2:0 24px 56px -22px rgba(0,0,0,.85);
  --container:1280px;
  --gutter:24px;
  --section-y:88px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Inter','PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
  background:var(--bg-base);
  color:var(--text-1);
  font-size:16px;
  line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--primary);text-decoration:none;transition:color .24s var(--ease),transform .24s var(--ease)}
a:hover{color:#5CF0D6}
button,input{font:inherit}
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 var(--primary);outline-offset:2px;border-radius:6px}

.ui-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:var(--section-y) 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-title{font-size:clamp(24px,2.6vw,34px);line-height:1.3;display:flex;align-items:center;gap:14px}
.section-title::before{content:"";width:8px;height:22px;border-radius:3px;background:var(--primary);display:inline-block;flex:0 0 auto}
.section-sub{color:var(--text-2);font-size:15px;max-width:640px;margin-top:10px}
.eyebrow{color:var(--primary);font-size:13px;font-weight:600;letter-spacing:.16em;text-transform:uppercase}

/* ---------- Dock 导航 ---------- */
.dock-wrap{position:fixed;top:16px;left:0;right:0;z-index:1000;pointer-events:none}
.dock{
  pointer-events:auto;
  width:min(1180px,calc(100% - 32px));
  margin:0 auto;
  min-height:64px;
  display:flex;align-items:center;gap:18px;
  padding:8px 12px 8px 18px;
  border-radius:var(--radius-pill);
  background:rgba(20,18,31,.72);
  border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--shadow-1);
  transition:min-height .3s var(--ease),background .3s var(--ease),box-shadow .3s var(--ease);
}
.dock-wrap.is-compact .dock{min-height:56px;background:rgba(20,18,31,.9);box-shadow:var(--shadow-2)}
.brand{display:flex;align-items:center;gap:10px;color:var(--text-1);font-weight:700;font-size:18px;flex:0 0 auto}
.brand:hover{color:var(--text-1)}
.brand-mark{
  width:34px;height:34px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),var(--violet));
  color:#06120F;flex:0 0 auto;
}
.brand-text{white-space:nowrap}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.dock-link{
  position:relative;color:var(--text-2);font-size:15px;padding:8px 14px;border-radius:12px;
  transition:background .24s var(--ease),color .24s var(--ease);
  white-space:nowrap;
}
.dock-link:hover{background:rgba(255,255,255,.06);color:var(--text-1)}
.dock-link.is-active{color:var(--primary);font-weight:600}
.dock-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:16px;height:3px;border-radius:3px;background:var(--primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:44px;height:44px;border-radius:50%;
  border:1px solid var(--line);background:rgba(255,255,255,.03);
  color:var(--text-1);display:grid;place-items:center;cursor:pointer;
  transition:border-color .24s var(--ease),color .24s var(--ease),background .24s var(--ease);
}
.icon-btn:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.ui-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;cursor:pointer;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),background .24s var(--ease),color .24s var(--ease),border-color .24s var(--ease),filter .24s var(--ease);
}
.ui-btn-primary{background:var(--accent);color:#17110C}
.ui-btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-1);color:#17110C}
.ui-btn-primary:active{transform:translateY(1px);filter:brightness(.94)}
.ui-btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text-1)}
.ui-btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:var(--primary-soft)}
.ui-btn-lg{height:52px;padding:0 28px;font-size:16px}
.dock-cta{height:42px;padding:0 20px;font-size:14px}
.burger{display:none;width:44px;height:44px;border-radius:14px;border:1px solid var(--line);background:transparent;color:var(--text-1);cursor:pointer}
.burger span{display:block;width:18px;height:2px;background:currentColor;margin:3px auto;border-radius:2px}

.dock-search{
  pointer-events:auto;
  width:min(1180px,calc(100% - 32px));
  margin:12px auto 0;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:20px;
  padding:18px;
  box-shadow:var(--shadow-2);
  display:none;
}
.dock-search.is-open{display:block}
.search-row{display:flex;gap:12px;flex-wrap:wrap}
.form-control-ui{
  flex:1 1 260px;height:46px;border-radius:14px;padding:0 16px;
  background:var(--surface-1);border:1px solid var(--line);color:var(--text-1);
  transition:border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.form-control-ui::placeholder{color:var(--text-2)}
.form-control-ui:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(34,224,192,.18)}
.quick-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.tag-pill{display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:var(--radius-pill);background:var(--surface-1);border:1px solid var(--line);color:var(--text-2);font-size:13px}
.tag-pill:hover{border-color:var(--primary);color:var(--primary)}

.dock-drawer{
  pointer-events:auto;
  width:min(1180px,calc(100% - 32px));
  margin:12px auto 0;
  background:rgba(20,18,31,.96);
  border:1px solid var(--line);
  border-radius:24px;
  padding:10px 14px;
  display:none;
  box-shadow:var(--shadow-2);
  backdrop-filter:blur(18px);
}
.dock-drawer.is-open{display:block}
.drawer-link{display:flex;align-items:center;height:48px;color:var(--text-1);font-size:15px;border-bottom:1px solid var(--line);padding:0 6px}
.drawer-link:last-child{border-bottom:none}
.drawer-link.is-active{color:var(--primary)}

/* ---------- 顶部横幅 ---------- */
.cat-banner{
  position:relative;
  min-height:42vh;
  padding:150px 0 64px;
  display:flex;align-items:flex-end;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.cat-banner::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  opacity:.55;
}
.cat-banner::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,10,18,.72) 0%,rgba(11,10,18,.82) 45%,var(--bg-base) 100%);
}
.banner-inner{position:relative;z-index:2;width:100%}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2);margin-bottom:18px;flex-wrap:wrap}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:var(--primary)}
.crumb .current{color:var(--text-2);opacity:.85}
.cat-banner h1{font-size:clamp(30px,4.4vw,56px);line-height:1.18;font-weight:800;margin-bottom:18px}
.cat-banner h1 em{font-style:normal;color:var(--primary)}
.banner-lead{max-width:760px;color:var(--text-2);font-size:16px;line-height:1.85}
.banner-tags{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}
.banner-tags span{
  display:inline-flex;align-items:center;height:32px;padding:0 16px;border-radius:var(--radius-pill);
  background:rgba(34,224,192,.1);border:1px solid rgba(34,224,192,.35);color:var(--primary);font-size:13px;font-weight:600;
}

/* ---------- 榜单 ---------- */
.rank-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 32px}
.rank-item{
  display:grid;grid-template-columns:40px 56px 1fr auto;align-items:center;gap:16px;
  padding:12px 16px;border-radius:16px;border:1px solid transparent;
  transition:background .24s var(--ease),transform .24s var(--ease),border-color .24s var(--ease);
}
.rank-item:hover{background:var(--surface-2);border-color:rgba(34,224,192,.45);transform:translateX(4px)}
.rank-no{
  font-size:28px;font-weight:800;line-height:1;
  color:transparent;-webkit-text-stroke:1px var(--primary);
  font-variant-numeric:tabular-nums;
}
.rank-thumb{width:56px;height:74px;border-radius:12px;overflow:hidden;background:var(--surface-2);flex:0 0 auto}
.rank-thumb img{width:100%;height:100%;object-fit:cover}
.rank-main{min-width:0}
.rank-title{display:block;font-size:16px;font-weight:600;color:var(--text-1);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.rank-title:hover{color:var(--primary)}
.rank-meta{display:flex;align-items:center;gap:10px;margin-top:6px;flex-wrap:wrap}
.badge-cat{display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:12px;background:var(--surface-2);color:var(--primary);font-size:12px;font-weight:600}
.rank-heat{font-size:14px;color:var(--text-2);font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}
.trend{display:inline-block;margin-left:6px;font-size:12px;font-weight:700}
.trend.up{color:var(--accent)}
.trend.down{color:var(--text-3)}
.trend.flat{color:var(--text-3)}

/* ---------- 内容卡片网格（4 列紧排） ---------- */
.poster-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}
.content-card{
  display:flex;flex-direction:column;
  background:var(--surface-1);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);
  transition:transform .32s var(--ease),border-color .32s var(--ease),box-shadow .32s var(--ease);
}
.content-card:hover{transform:translateY(-4px);border-color:rgba(34,224,192,.5);box-shadow:var(--shadow-2)}
.card-cover{position:relative;aspect-ratio:3/4;overflow:hidden;background:var(--surface-2)}
.card-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.content-card:hover .card-cover img{transform:scale(1.04)}
.card-flag{position:absolute;top:12px;left:12px;height:26px;padding:0 12px;border-radius:var(--radius-pill);background:var(--accent);color:#17110C;font-size:12px;font-weight:700;display:inline-flex;align-items:center}
.card-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;line-height:1.4;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.content-card:hover h3{color:var(--primary)}
.card-desc{font-size:14px;color:var(--text-2);line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--text-3)}
.ghost-link{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-size:14px;font-weight:600}
.ghost-link svg{transition:transform .24s var(--ease)}
.ghost-link:hover svg{transform:translateX(4px)}

/* ---------- 数据条 ---------- */
.stat-strip{
  display:grid;grid-template-columns:1.05fr 1fr;gap:36px;align-items:center;
  background:var(--surface-1);border:1px solid var(--line);border-radius:var(--radius-block);
  padding:40px;box-shadow:var(--shadow-1);
}
.stat-strip h2{font-size:clamp(22px,2.2vw,30px);line-height:1.3;margin-bottom:14px}
.stat-strip p{color:var(--text-2);font-size:15px}
.stat-nums{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.stat-cell{background:var(--surface-2);border:1px solid var(--line);border-radius:16px;padding:20px 16px;text-align:center}
.stat-cell b{display:block;font-size:clamp(22px,2.4vw,30px);font-weight:800;color:var(--primary);line-height:1.2}
.stat-cell span{display:block;margin-top:8px;font-size:13px;color:var(--text-2)}

/* ---------- 浅色 FAQ ---------- */
.light-band{background:var(--surface-light);color:var(--text-invert-1);padding:var(--section-y) 0}
.light-band .section-title{color:var(--text-invert-1)}
.light-band .section-sub{color:var(--text-invert-2)}
.faq-list{max-width:880px;margin:0 auto}
.faq-item{border-bottom:1px solid rgba(23,21,41,.12)}
.faq-q{
  width:100%;background:none;border:none;text-align:left;cursor:pointer;
  padding:22px 44px 22px 0;position:relative;font-size:18px;font-weight:600;color:var(--text-invert-1);
}
.faq-q .mark{
  position:absolute;right:0;top:50%;transform:translateY(-50%);
  width:28px;height:28px;border-radius:50%;border:1px solid rgba(23,21,41,.2);
  display:grid;place-items:center;font-size:16px;color:#171529;
  transition:transform .3s var(--ease),background .3s var(--ease),color .3s var(--ease);
}
.faq-item.is-open .faq-q .mark{background:#171529;color:#F4F1FA;transform:translateY(-50%) rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s var(--ease)}
.faq-a p{padding:0 0 22px;color:var(--text-invert-2);font-size:15px;line-height:1.8;max-width:760px}

/* ---------- CTA ---------- */
.cta-block{
  position:relative;overflow:hidden;
  border-radius:var(--radius-block);
  background:var(--surface-1);
  border:1px solid var(--line);
  padding:56px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  box-shadow:var(--shadow-2);
}
.cta-block::before{
  content:"";position:absolute;inset:-40%;
  background:radial-gradient(circle at 25% 30%,rgba(110,75,255,.16),transparent 55%),
             radial-gradient(circle at 78% 70%,rgba(34,224,192,.16),transparent 55%);
  pointer-events:none;
}
.cta-text{position:relative;z-index:2;max-width:640px}
.cta-text h2{font-size:clamp(24px,2.8vw,34px);line-height:1.3;margin-bottom:12px}
.cta-text p{color:var(--text-2);font-size:15px}
.cta-actions{position:relative;z-index:2;display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 28px;margin-top:16px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.foot-brand p{color:var(--text-2);font-size:14px;margin-top:16px;max-width:280px;line-height:1.8}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text-1)}
.foot-col a{display:block;color:var(--text-2);font-size:14px;padding:6px 0;transition:color .24s var(--ease),transform .24s var(--ease)}
.foot-col a:hover{color:var(--primary);transform:translateX(2px)}
.foot-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  color:var(--text-3);font-size:13px;
}

/* ---------- 移动吸底 CTA ---------- */
.sticky-cta{display:none}

/* ---------- 响应式 ---------- */
@media (min-width:1400px){
  .ui-container{max-width:1320px}
}
@media (max-width:1199px){
  .poster-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .stat-strip{grid-template-columns:1fr;padding:34px}
}
@media (max-width:991px){
  :root{--section-y:64px}
  .dock-nav{display:none}
  .burger{display:block}
  .dock-cta{display:none}
  .poster-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .rank-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cat-banner{padding:130px 0 52px;min-height:36vh}
}
@media (max-width:767px){
  :root{--section-y:56px}
  .ui-container{padding:0 18px}
  .dock{width:calc(100% - 24px);padding:8px 6px 8px 14px}
  .brand-text{font-size:16px}
  .cat-banner{min-height:34vh;padding:120px 0 44px}
  .cat-banner h1{font-size:clamp(26px,7vw,34px)}
  .banner-lead{font-size:15px}
  .poster-grid{grid-template-columns:1fr}
  .stat-nums{grid-template-columns:1fr 1fr}
  .stat-cell:last-child{grid-column:span 2}
  .cta-block{padding:36px 24px}
  .rank-item{grid-template-columns:32px 48px 1fr;gap:12px}
  .rank-heat{grid-column:2 / -1;text-align:left}
  .rank-no{font-size:22px}
  .site-footer{padding-bottom:96px}
  .sticky-cta{
    display:flex;position:fixed;left:12px;right:12px;bottom:12px;z-index:900;
    align-items:center;justify-content:space-between;gap:12px;
    background:rgba(28,25,48,.94);border:1px solid var(--line);
    border-radius:var(--radius-pill);padding:10px 12px 10px 20px;
    backdrop-filter:blur(14px);box-shadow:var(--shadow-2);
  }
  .sticky-cta span{font-size:14px;color:var(--text-2)}
}
@media (max-width:480px){
  body{font-size:15px;line-height:1.8}
  .ui-container{padding:0 14px}
  .stat-nums{grid-template-columns:1fr}
  .stat-cell:last-child{grid-column:auto}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;gap:6px}
}

/* roulang page: category3 */
:root{
  --bg-base:#0B0A12;
  --bg-deep:#07060D;
  --surface-1:#14121F;
  --surface-2:#1C1930;
  --surface-light:#F4F1FA;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#EDEAF6;
  --text-2:#9A94B8;
  --text-3:#6E6889;
  --text-invert-1:#171529;
  --text-invert-2:#5B5578;
  --primary:#22E0C0;
  --accent:#FF7A45;
  --violet:#6E4BFF;
  --radius-pill:999px;
  --radius-card:18px;
  --radius-poster:16px;
  --radius-block:28px;
  --shadow-1:0 12px 30px -16px rgba(0,0,0,.7);
  --shadow-2:0 24px 56px -22px rgba(0,0,0,.85);
  --container:1280px;
  --gutter:24px;
  --section-y:88px;
  --font:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;

  --bs-primary:#22E0C0;
  --bs-body-bg:#0B0A12;
  --bs-body-color:#EDEAF6;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:18px;
  --bs-border-radius-lg:22px;
  --bs-border-radius-sm:12px;
  --bs-font-sans-serif:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
  --bs-link-color:#22E0C0;
  --bs-link-hover-color:#FF7A45;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:var(--font);
  font-size:16px;
  line-height:1.85;
  letter-spacing:-0.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s ease;}
button{font-family:inherit;border:0;background:none;cursor:pointer;color:inherit;}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:0.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;}

.ui-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px;}
.section{padding:var(--section-y) 0;}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;}
.sec-title{font-size:clamp(24px,2.6vw,34px);line-height:1.3;position:relative;padding-left:20px;}
.sec-title::before{content:"";position:absolute;left:0;top:8px;bottom:8px;width:6px;border-radius:6px;background:linear-gradient(180deg,var(--primary),var(--accent));}
.sec-desc{color:var(--text-2);font-size:15px;margin-top:10px;max-width:720px;}
.ghost-link{color:var(--primary);font-size:15px;font-weight:600;display:inline-flex;align-items:center;gap:8px;white-space:nowrap;}
.ghost-link svg{transition:transform .25s ease;}
.ghost-link:hover{color:var(--accent);}
.ghost-link:hover svg{transform:translateX(4px);}

/* ===== Dock 导航 ===== */
.dock-wrap{position:fixed;top:16px;left:0;right:0;z-index:1000;display:flex;justify-content:center;padding:0 16px;pointer-events:none;}
.dock-inner{
  pointer-events:auto;
  position:relative;
  width:min(1180px,100%);
  height:64px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:0 12px 0 18px;
  border-radius:var(--radius-pill);
  background:rgba(20,18,31,.72);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  transition:height .28s ease,background .28s ease;
}
body.is-scrolled .dock-inner{height:56px;background:rgba(20,18,31,.88);}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(34,224,192,.22),rgba(255,122,69,.22));border:1px solid var(--line-strong);color:var(--primary);}
.brand-text{font-size:18px;font-weight:700;letter-spacing:0.01em;}
.brand:hover .brand-text{color:var(--primary);}
.dock-nav{display:flex;align-items:center;gap:2px;}
.dock-link{
  position:relative;
  padding:9px 13px;
  border-radius:12px;
  font-size:15px;
  color:var(--text-2);
  white-space:nowrap;
  transition:background .22s ease,color .22s ease;
}
.dock-link:hover{background:rgba(255,255,255,.06);color:var(--text-1);}
.dock-link.is-active{color:var(--primary);font-weight:600;}
.dock-link.is-active::after{content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);width:16px;height:3px;border-radius:3px;background:var(--primary);}
.dock-side{display:flex;align-items:center;gap:8px;flex:0 0 auto;}
.icon-btn{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;color:var(--text-2);border:1px solid transparent;transition:.22s ease;}
.icon-btn:hover{color:var(--primary);border-color:var(--line-strong);background:rgba(255,255,255,.05);}
.burger{display:none;width:40px;height:40px;border-radius:14px;place-items:center;color:var(--text-1);border:1px solid var(--line);}
.burger:hover{border-color:var(--primary);color:var(--primary);}

.btn-act{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--radius-pill);
  background:var(--accent);color:#17110C;font-weight:600;font-size:15px;
  box-shadow:0 10px 24px -14px rgba(255,122,69,.9);
  transition:transform .2s ease,filter .2s ease,background .2s ease;
}
.btn-act:hover{filter:brightness(1.06);transform:translateY(-2px);color:#17110C;}
.btn-act:active{transform:translateY(1px);filter:brightness(.94);}
.btn-act.lg{height:52px;padding:0 30px;font-size:16px;}
.btn-line{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--radius-pill);
  border:1px solid var(--line-strong);color:var(--text-1);font-weight:600;font-size:15px;
  transition:.22s ease;background:transparent;
}
.btn-line:hover{border-color:var(--primary);color:var(--primary);background:rgba(34,224,192,.08);}
.btn-line.lg{height:52px;padding:0 30px;font-size:16px;}

.search-pop{
  pointer-events:auto;
  position:absolute;top:calc(100% + 12px);left:50%;
  transform:translateX(-50%) translateY(-8px);
  width:min(560px,100%);
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:20px;
  padding:16px;
  box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;
  transition:opacity .26s ease,transform .26s ease,visibility .26s;
}
.search-pop.is-open{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);}
.search-pop .sp-label{font-size:13px;color:var(--text-2);margin-bottom:10px;}
.field{
  width:100%;height:46px;padding:0 14px;border-radius:14px;
  background:var(--surface-1);border:1px solid var(--line);
  color:var(--text-1);font-size:15px;font-family:inherit;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.field::placeholder{color:var(--text-2);}
.field:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(34,224,192,.18);}
.sp-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.sp-tags span{padding:5px 12px;border-radius:var(--radius-pill);background:var(--surface-1);border:1px solid var(--line);font-size:13px;color:var(--text-2);}
.sp-tags span:hover{border-color:var(--primary);color:var(--primary);cursor:pointer;}

.dock-drawer{
  pointer-events:auto;
  position:absolute;top:calc(100% + 12px);left:16px;right:16px;
  background:var(--surface-1);border:1px solid var(--line);border-radius:24px;
  padding:8px;box-shadow:var(--shadow-2);
  display:none;
}
.dock-drawer.is-open{display:block;}
.dock-drawer a{display:flex;align-items:center;height:48px;padding:0 16px;border-radius:16px;font-size:16px;color:var(--text-2);border-bottom:1px solid var(--line);}
.dock-drawer a:last-child{border-bottom:0;}
.dock-drawer a:hover{background:var(--surface-2);color:var(--text-1);}
.dock-drawer a.is-active{color:var(--primary);font-weight:600;}

/* ===== Hero 横幅 ===== */
.page-hero{
  position:relative;
  min-height:42vh;
  display:flex;align-items:flex-end;
  padding:170px 0 64px;
  background-image:
    linear-gradient(105deg,rgba(11,10,18,.94) 0%,rgba(11,10,18,.72) 46%,rgba(11,10,18,.42) 100%),
    url('/assets/images/backpic/back-2.webp');
  background-size:cover,cover;
  background-position:center,center;
  overflow:hidden;
}
.page-hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:180px;
  background:linear-gradient(180deg,rgba(11,10,18,0) 0%,var(--bg-base) 100%);
  pointer-events:none;
}
.page-hero::before{
  content:"";position:absolute;top:-120px;right:-80px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(34,224,192,.22),rgba(34,224,192,0) 68%);
  pointer-events:none;
}
.hero-inner{position:relative;z-index:2;max-width:820px;}
.crumb{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-2);margin-bottom:18px;}
.crumb a:hover{color:var(--primary);}
.crumb .sep{color:var(--primary);}
.crumb .now{color:var(--text-3);}
.page-hero h1{font-size:clamp(30px,4.4vw,52px);line-height:1.18;font-weight:800;}
.hero-lead{margin-top:18px;font-size:16px;line-height:1.9;color:var(--text-2);max-width:700px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px;}
.hero-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.hero-chips span{padding:6px 14px;border-radius:var(--radius-pill);border:1px solid var(--line-strong);background:rgba(28,25,48,.7);font-size:13px;color:var(--text-2);}

/* ===== 标签云 ===== */
.tag-zone{padding-top:64px;}
.tag-row{display:flex;flex-wrap:wrap;gap:12px;}
.tag-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:var(--radius-pill);
  background:var(--surface-1);border:1px solid var(--line);
  font-size:14px;color:var(--text-2);
  transition:.24s ease;
}
.tag-chip b{color:var(--accent);font-weight:600;font-size:13px;}
.tag-chip:hover{border-color:var(--primary);color:var(--text-1);transform:translateY(-2px);background:var(--surface-2);}
.tag-chip.is-on{background:rgba(34,224,192,.12);border-color:rgba(34,224,192,.55);color:var(--primary);}

/* ===== 数据条 ===== */
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px;}
.stat-item{background:var(--surface-1);border:1px solid var(--line);border-radius:var(--radius-card);padding:20px;box-shadow:var(--shadow-1);}
.stat-num{font-size:26px;font-weight:800;color:var(--primary);line-height:1.2;}
.stat-label{font-size:13px;color:var(--text-2);margin-top:6px;}

/* ===== 左右交替双栏 ===== */
.split-wrap{display:flex;flex-direction:column;gap:34px;}
.split-row{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);
  gap:44px;align-items:center;
  background:var(--surface-1);
  border:1px solid var(--line);
  border-radius:var(--radius-block);
  padding:28px;
  box-shadow:var(--shadow-1);
  transition:border-color .3s ease,transform .3s ease;
}
.split-row:hover{border-color:rgba(34,224,192,.42);transform:translateY(-4px);}
.split-row.flip .split-media{order:2;}
.split-media{position:relative;border-radius:var(--radius-poster);overflow:hidden;background:var(--surface-2);aspect-ratio:16/9;}
.split-media img{width:100%;height:100%;object-fit:cover;transition:transform .42s cubic-bezier(.22,.61,.36,1);}
.split-row:hover .split-media img{transform:scale(1.04);}
.corner-flag{
  position:absolute;top:12px;left:12px;
  padding:5px 13px;border-radius:var(--radius-pill);
  background:var(--accent);color:#17110C;font-size:12px;font-weight:700;z-index:3;
}
.split-no{font-size:13px;font-weight:700;color:var(--accent);letter-spacing:.14em;margin-bottom:10px;}
.split-body h3{font-size:20px;line-height:1.4;margin-bottom:12px;}
.split-body p{color:var(--text-2);font-size:15px;}
.mini-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px;}
.mini-tags span{padding:4px 12px;border-radius:var(--radius-pill);background:var(--surface-2);border:1px solid var(--line);font-size:12px;color:var(--primary);}

/* ===== 领取流程 ===== */
.step-zone{background:linear-gradient(180deg,rgba(28,25,48,.35) 0%,rgba(11,10,18,0) 100%);}
.step-track{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative;}
.step-item{position:relative;background:var(--surface-1);border:1px solid var(--line);border-radius:var(--radius-card);padding:24px 20px;box-shadow:var(--shadow-1);transition:.28s ease;}
.step-item:hover{border-color:rgba(255,122,69,.5);transform:translateY(-4px);}
.step-idx{width:40px;height:40px;border-radius:14px;display:grid;place-items:center;font-weight:800;font-size:15px;color:#17110C;background:linear-gradient(135deg,var(--accent),#FFB08A);}
.step-item h3{font-size:17px;margin:16px 0 8px;}
.step-item p{font-size:14px;color:var(--text-2);}

/* ===== 横滑轨道 ===== */
.rail-wrap{position:relative;}
.rail{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x mandatory;padding:4px 2px 20px;scrollbar-width:none;-ms-overflow-style:none;}
.rail::-webkit-scrollbar{display:none;}
.rail-card{flex:0 0 clamp(200px,24vw,270px);scroll-snap-align:start;}
.poster{
  background:var(--surface-1);border:1px solid var(--line);border-radius:var(--radius-card);
  overflow:hidden;box-shadow:var(--shadow-1);height:100%;
  transition:transform .32s cubic-bezier(.22,.61,.36,1),border-color .32s ease;
}
.poster:hover{transform:translateY(-6px);border-color:rgba(34,224,192,.5);}
.poster-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2);}
.poster-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .42s cubic-bezier(.22,.61,.36,1);}
.poster:hover .poster-thumb img{transform:scale(1.04);}
.badge-cat{display:inline-block;padding:3px 11px;border-radius:12px;background:var(--surface-2);color:var(--primary);font-size:12px;font-weight:600;}
.poster-body{padding:16px 18px 20px;}
.poster-body h3{font-size:17px;line-height:1.45;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.poster-body p{font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.meta{margin-top:12px;display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);}
.meta svg{color:var(--primary);flex:0 0 auto;}
.rail-btn{
  position:absolute;top:38%;width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(28,25,48,.88);border:1px solid var(--line-strong);color:var(--text-1);
  z-index:5;transition:.22s ease;
}
.rail-btn:hover{color:var(--primary);border-color:var(--primary);}
.rail-btn.prev{left:-18px;}
.rail-btn.next{right:-18px;}

/* ===== 浅色反转区 ===== */
.light-zone{background:var(--surface-light);color:var(--text-invert-1);padding:var(--section-y) 0;}
.light-zone .sec-title{color:var(--text-invert-1);}
.light-zone .sec-desc{color:var(--text-invert-2);}
.faq-list{max-width:900px;}
.faq-item{background:#fff;border:1px solid rgba(23,21,41,.08);border-radius:var(--radius-card);margin-bottom:14px;overflow:hidden;box-shadow:0 10px 26px -20px rgba(23,21,41,.6);transition:border-color .26s ease;}
.faq-item:hover{border-color:rgba(34,224,192,.65);}
.faq-q{width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 22px;text-align:left;font-size:18px;font-weight:600;color:var(--text-invert-1);}
.faq-sign{position:relative;width:22px;height:22px;flex:0 0 auto;}
.faq-sign::before,.faq-sign::after{content:"";position:absolute;left:50%;top:50%;background:var(--primary);border-radius:2px;transition:transform .3s ease,opacity .3s ease;}
.faq-sign::before{width:14px;height:2px;transform:translate(-50%,-50%);}
.faq-sign::after{width:2px;height:14px;transform:translate(-50%,-50%);}
.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 .34s ease;}
.faq-a-inner{padding:0 22px 22px;font-size:15px;line-height:1.8;color:var(--text-invert-2);}

/* ===== CTA ===== */
.cta-block{
  position:relative;overflow:hidden;
  border-radius:var(--radius-block);
  border:1px solid var(--line-strong);
  background:
    radial-gradient(600px 260px at 18% 0%,rgba(110,75,255,.20),rgba(110,75,255,0) 70%),
    radial-gradient(520px 240px at 88% 110%,rgba(34,224,192,.18),rgba(34,224,192,0) 70%),
    var(--surface-1);
  padding:56px;
  display:flex;align-items:center;justify-content:space-between;gap:40px;flex-wrap:wrap;
  box-shadow:var(--shadow-2);
}
.cta-block h2{font-size:clamp(24px,2.6vw,34px);line-height:1.3;}
.cta-block p{margin-top:12px;color:var(--text-2);font-size:15px;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ===== 页脚 ===== */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 28px;}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;}
.foot-brand .brand{margin-bottom:16px;}
.foot-brand p{font-size:14px;color:var(--text-2);max-width:300px;}
.foot-col h4{font-size:15px;color:var(--text-1);margin-bottom:16px;font-weight:600;}
.foot-col a{display:block;font-size:14px;color:var(--text-2);margin-bottom:10px;transition:color .22s ease,transform .22s ease;}
.foot-col a:hover{color:var(--primary);transform:translateX(2px);}
.foot-bottom{margin-top:48px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;font-size:13px;color:var(--text-3);}

/* ===== 响应式 ===== */
@media (max-width:1399px){
  .ui-container{max-width:1240px;}
}
@media (max-width:1199px){
  .dock-link{padding:8px 10px;font-size:14px;}
  .btn-act.dock-cta{padding:0 18px;}
  .split-row{gap:32px;}
}
@media (max-width:991px){
  :root{--section-y:56px;}
  .dock-nav{display:none;}
  .burger{display:grid;}
  .btn-act.dock-cta{display:none;}
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .step-track{grid-template-columns:repeat(2,1fr);}
  .split-row{grid-template-columns:1fr;gap:22px;padding:22px;}
  .split-row.flip .split-media{order:0;}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .cta-block{padding:40px 28px;}
  .page-hero{padding:150px 0 52px;min-height:34vh;}
}
@media (max-width:767px){
  .ui-container{padding:0 18px;}
  .rail-btn{display:none;}
  .rail-card{flex:0 0 76%;}
  .search-pop{width:calc(100vw - 32px);}
  .brand-text{font-size:16px;}
  .poster-body h3{font-size:16px;}
}
@media (max-width:480px){
  body{font-size:15px;line-height:1.8;}
  .ui-container{padding:0 14px;}
  .stat-row{grid-template-columns:1fr;gap:12px;}
  .step-track{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .hero-actions .btn-act,.hero-actions .btn-line{width:100%;}
  .cta-block{padding:32px 20px;}
  .split-row{padding:16px;}
  .page-hero{padding:132px 0 44px;}
}

/* roulang page: category2 */
:root{
  --bg-base:#0B0A12;
  --bg-deep:#07060D;
  --surface-1:#14121F;
  --surface-2:#1C1930;
  --surface-light:#F4F1FA;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#EDEAF6;
  --text-2:#9A94B8;
  --text-3:#6E6889;
  --text-invert-1:#171529;
  --text-invert-2:#5B5578;
  --primary:#22E0C0;
  --primary-ink:#0E9C87;
  --accent:#FF7A45;
  --violet:#6E4BFF;
  --radius-pill:999px;
  --radius-card:18px;
  --radius-poster:16px;
  --radius-block:28px;
  --shadow-1:0 12px 30px -16px rgba(0,0,0,.7);
  --shadow-2:0 24px 56px -22px rgba(0,0,0,.85);
  --container:1280px;
  --gutter:32px;
  --section-y:88px;
  --bs-body-bg:#0B0A12;
  --bs-body-color:#EDEAF6;
  --bs-primary:#22E0C0;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:18px;
  --bs-link-color:#22E0C0;
  --bs-link-hover-color:#FF7A45;
  --bs-font-sans-serif:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  letter-spacing:-0.01em;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .25s ease,transform .25s ease}
a:hover{color:var(--primary)}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px}
.container,.container-fluid{max-width:var(--container)}
.btn,.card,.navbar,.accordion,.carousel,.form-control{border-radius:var(--radius-card)}
.ui-container{
  width:100%;
  max-width:var(--container);
  margin:0 auto;
  padding:0 var(--gutter);
}
/* ============ 浮动 Dock 导航 ============ */
.dock-wrap{
  position:fixed;
  top:16px;
  left:0;
  right:0;
  z-index:1000;
  display:flex;
  justify-content:center;
  padding:0 16px;
  pointer-events:none;
}
.dock-outer{
  position:relative;
  width:min(1180px,100%);
  pointer-events:none;
}
.dock{
  pointer-events:auto;
  width:100%;
  height:64px;
  display:flex;
  align-items:center;
  gap:18px;
  padding:0 14px 0 18px;
  border-radius:var(--radius-pill);
  background:rgba(20,18,31,.72);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  transition:height .3s ease,background .3s ease;
}
.dock.is-scrolled{height:56px;background:rgba(20,18,31,.88)}
.brand{display:inline-flex;align-items:center;gap:10px;flex:none;white-space:nowrap}
.brand-mark{
  width:30px;height:30px;border-radius:10px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--primary),var(--violet));
  color:#0B0A12;flex:none;
}
.brand-text{font-size:18px;font-weight:700;letter-spacing:.01em;transition:color .25s ease}
.brand:hover .brand-text{color:var(--primary)}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.dock-link{
  position:relative;
  padding:9px 12px;
  border-radius:12px;
  font-size:15px;
  color:var(--text-2);
  white-space:nowrap;
  transition:background .25s ease,color .25s ease;
}
.dock-link:hover{background:rgba(255,255,255,.06);color:var(--text-1)}
.dock-link.is-active{color:var(--primary)}
.dock-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:1px;
  transform:translateX(-50%);
  width:14px;height:3px;border-radius:2px;background:var(--primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:none;margin-left:auto}
.dock-nav + .dock-actions{margin-left:8px}
.icon-btn{
  width:38px;height:38px;border-radius:12px;
  display:grid;place-items:center;
  color:var(--text-2);
  background:rgba(255,255,255,.04);
  border:1px solid transparent;
  transition:.25s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(34,224,192,.4);background:rgba(34,224,192,.08)}
.hamburger{display:none}
.dock-drawer{
  pointer-events:auto;
  position:absolute;top:calc(100% + 10px);left:0;right:0;
  background:var(--surface-1);
  border:1px solid var(--line);
  border-radius:24px;
  padding:10px;
  box-shadow:var(--shadow-2);
  display:none;
}
.dock-drawer.is-open{display:block;animation:drawerIn .28s ease}
@keyframes drawerIn{from{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}
.dock-drawer a{
  display:flex;align-items:center;height:48px;padding:0 16px;
  border-radius:14px;color:var(--text-2);font-size:16px;
}
.dock-drawer a + a{border-top:1px solid var(--line)}
.dock-drawer a:hover{background:rgba(255,255,255,.06);color:var(--primary)}
.search-pop{
  pointer-events:auto;
  position:absolute;top:calc(100% + 10px);right:0;
  width:min(420px,100%);
  background:var(--surface-2);
  border:1px solid var(--line-strong);
  border-radius:20px;
  padding:16px;
  box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transform:translateY(-8px);
  transition:.25s ease;
}
.search-pop.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.search-input{
  width:100%;height:46px;border-radius:14px;
  background:var(--surface-1);
  border:1px solid var(--line);
  padding:0 14px;color:var(--text-1);font-size:15px;
}
.search-input::placeholder{color:var(--text-2)}
.search-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(34,224,192,.18)}
.search-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.search-tags a{
  padding:6px 12px;border-radius:var(--radius-pill);
  background:var(--surface-1);border:1px solid var(--line);
  font-size:13px;color:var(--text-2);
}
.search-tags a:hover{color:var(--primary);border-color:rgba(34,224,192,.5)}
/* ============ 按钮 ============ */
.ui-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;
  border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;
  border:1px solid transparent;
  white-space:nowrap;
  transition:transform .22s cubic-bezier(.22,.61,.36,1),box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease,filter .22s ease;
}
.ui-btn-primary{background:var(--accent);color:#17110C}
.ui-btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-1);color:#17110C}
.ui-btn-primary:active{transform:translateY(1px);filter:brightness(.96)}
.ui-btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text-1)}
.ui-btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:rgba(34,224,192,.08)}
.ui-btn-sm{height:38px;padding:0 18px;font-size:14px}
.ui-btn-lg{height:52px;padding:0 30px;font-size:16px}
.link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--primary);font-size:15px;font-weight:600;white-space:nowrap;
}
.link-arrow i{transition:transform .25s ease}
.link-arrow:hover i{transform:translateX(4px)}
/* ============ 顶部横幅 ============ */
.page-banner{
  position:relative;
  min-height:42vh;
  display:flex;
  align-items:flex-end;
  padding:152px 0 58px;
  overflow:hidden;
  isolation:isolate;
}
.banner-bg{
  position:absolute;inset:0;z-index:-2;
  background-size:cover;background-position:center;
}
.banner-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,10,18,.80) 0%,rgba(11,10,18,.88) 46%,var(--bg-base) 100%);
}
.page-banner::before{
  content:"";position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:radial-gradient(760px 340px at 8% 22%,rgba(34,224,192,.16),transparent 70%),
             radial-gradient(620px 320px at 90% 78%,rgba(255,122,69,.15),transparent 72%);
}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2);margin-bottom:18px}
.crumb span{color:var(--primary)}
.crumb em{font-style:normal;color:var(--text-3)}
.banner-tag{
  display:inline-block;padding:5px 14px;
  border-radius:var(--radius-pill);
  background:rgba(255,122,69,.14);
  border:1px solid rgba(255,122,69,.3);
  color:var(--accent);font-size:13px;font-weight:600;
}
.page-banner h1{
  font-size:clamp(30px,4.4vw,56px);
  line-height:1.18;font-weight:800;
  margin:16px 0 18px;max-width:16em;
}
.banner-lede{
  max-width:780px;color:var(--text-2);
  font-size:17px;line-height:1.9;margin-bottom:28px;
}
.banner-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.banner-stats{list-style:none;display:flex;flex-wrap:wrap;gap:12px}
.banner-stats li{
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:12px;padding:10px 16px;font-size:14px;color:var(--text-2);
}
.banner-stats strong{color:var(--primary);font-size:16px;margin-right:6px}
/* ============ 板块通用 ============ */
.section{padding:var(--section-y) 0}
.section-tight{padding:calc(var(--section-y) * .6) 0}
.sec-head{max-width:840px;margin-bottom:32px}
.sec-head h2{
  position:relative;
  font-size:clamp(24px,2.6vw,34px);
  line-height:1.3;font-weight:700;
  padding-left:22px;margin-bottom:14px;
}
.sec-head h2::before{
  content:"";position:absolute;left:0;top:.24em;
  width:8px;height:22px;border-radius:4px;background:var(--primary);
}
.sec-sub{color:var(--text-2);font-size:16px}
.sec-head.split{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;max-width:none;
}
/* ============ 时间轴 ============ */
.timeline{
  list-style:none;position:relative;
  display:grid;grid-template-columns:repeat(4,1fr);
}
.timeline::before{
  content:"";position:absolute;left:0;right:0;top:22px;height:2px;
  background:linear-gradient(90deg,var(--primary),rgba(255,122,69,.7),rgba(110,75,255,.55));
}
.tl-item{position:relative;padding-right:22px}
.tl-node{
  position:relative;z-index:1;
  display:inline-flex;align-items:center;justify-content:center;
  height:44px;padding:0 18px;margin-bottom:22px;
  border-radius:var(--radius-pill);
  background:var(--surface-1);
  border:1px solid rgba(34,224,192,.45);
  color:var(--primary);font-size:15px;font-weight:700;
}
.tl-body{
  background:var(--surface-1);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:20px;box-shadow:var(--shadow-1);
  transition:transform .3s cubic-bezier(.22,.61,.36,1),border-color .3s ease,box-shadow .3s ease;
}
.tl-item:hover .tl-body{transform:translateY(-4px);border-color:rgba(255,122,69,.5);box-shadow:var(--shadow-2)}
.tl-body h3{font-size:18px;font-weight:600;margin-bottom:8px}
.tl-body p{color:var(--text-2);font-size:15px;line-height:1.8}
/* ============ 卡片网格 ============ */
.launch-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.ui-card{
  display:flex;flex-direction:column;
  background:var(--surface-1);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-1);
  transition:transform .32s cubic-bezier(.22,.61,.36,1),border-color .32s ease,box-shadow .32s ease;
}
.ui-card:hover{transform:translateY(-4px);border-color:rgba(34,224,192,.5);box-shadow:var(--shadow-2)}
.card-media{position:relative;display:block;overflow:hidden;background:var(--surface-2)}
.ratio-16-9{aspect-ratio:16/9}
.ratio-3-4{aspect-ratio:3/4}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .32s cubic-bezier(.22,.61,.36,1),filter .32s ease}
.ui-card:hover .card-media img{transform:scale(1.04);filter:brightness(1.08)}
.badge-hot{
  position:absolute;top:12px;left:12px;
  padding:5px 12px;border-radius:var(--radius-pill);
  background:var(--accent);color:#17110C;
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.badge-new{
  position:absolute;top:12px;left:12px;
  padding:5px 12px;border-radius:var(--radius-pill);
  background:var(--primary);color:#0B1A17;
  font-size:12px;font-weight:700;letter-spacing:.02em;
}
.card-body{padding:20px;display:flex;flex-direction:column;gap:12px;flex:1}
.chip{
  align-self:flex-start;
  padding:4px 12px;border-radius:12px;
  background:var(--surface-2);color:var(--primary);
  font-size:12px;font-weight:600;
}
.card-body h3{
  font-size:19px;font-weight:600;line-height:1.4;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-body p{
  color:var(--text-2);font-size:15px;line-height:1.8;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.meta{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2);margin-top:auto}
.meta i{color:var(--accent)}
.launch-card.is-wide{grid-column:span 2;flex-direction:row}
.launch-card.is-wide .card-media{width:52%;aspect-ratio:auto;min-height:280px}
.launch-card.is-wide .card-body{width:48%;justify-content:center;padding:32px}
/* ============ 横滑轨道 ============ */
.rail-wrap{position:relative;padding:0 34px}
.rail{
  display:flex;gap:20px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding:6px 0 16px;
  scrollbar-width:none;
}
.rail::-webkit-scrollbar{display:none}
.rail-item{flex:0 0 clamp(180px,22vw,260px);scroll-snap-align:start}
.poster{
  position:relative;display:block;
  border-radius:var(--radius-poster);
  overflow:hidden;aspect-ratio:3/4;
  background:var(--surface-2);
  border:1px solid var(--line);
  transition:transform .32s cubic-bezier(.22,.61,.36,1),border-color .32s ease;
}
.poster img{width:100%;height:100%;object-fit:cover;transition:transform .32s cubic-bezier(.22,.61,.36,1)}
.rail-item:hover .poster{transform:translateY(-6px);border-color:rgba(34,224,192,.55)}
.rail-item:hover .poster img{transform:scale(1.05)}
.rail-name{
  margin-top:12px;font-size:15px;font-weight:600;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
}
.rail-name a:hover{color:var(--primary)}
.rail-meta{font-size:13px;color:var(--text-2);margin-top:2px}
.rail-btn{
  position:absolute;top:37%;
  width:42px;height:42px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(28,25,48,.92);
  border:1px solid var(--line-strong);
  color:var(--text-1);z-index:2;
  transition:.25s ease;
}
.rail-btn:hover{background:var(--primary);color:#0B0A12;border-color:var(--primary)}
.rail-btn.prev{left:-6px}
.rail-btn.next{right:-6px}
.rail-fade{
  position:absolute;top:0;bottom:16px;width:56px;pointer-events:none;z-index:1;
}
.rail-fade.left{left:0;background:linear-gradient(90deg,var(--bg-base),transparent)}
.rail-fade.right{right:0;background:linear-gradient(270deg,var(--bg-base),transparent)}
/* ============ 浅色 FAQ 区 ============ */
.section-light{
  background:var(--surface-light);
  color:var(--text-invert-1);
  padding:var(--section-y) 0;
}
.section-light .sec-head h2{color:var(--text-invert-1)}
.section-light .sec-head h2::before{background:var(--primary-ink)}
.section-light .sec-sub{color:var(--text-invert-2)}
.faq-list{display:grid;gap:14px;max-width:940px}
.faq-item{
  background:#fff;
  border:1px solid rgba(23,21,41,.1);
  border-radius:16px;
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item.is-open{border-color:rgba(14,156,135,.6);box-shadow:0 14px 30px -20px rgba(11,10,18,.5)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;text-align:left;
  font-size:18px;font-weight:600;color:var(--text-invert-1);
}
.faq-icon{
  width:28px;height:28px;flex:none;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(14,156,135,.12);
  color:var(--primary-ink);
  font-size:15px;line-height:1;
  transition:transform .3s ease;
}
.faq-item.is-open .faq-icon{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a p{padding:0 22px 20px;color:var(--text-invert-2);font-size:15px;line-height:1.8}
/* ============ CTA 条 ============ */
.cta-block{
  position:relative;overflow:hidden;
  border-radius:var(--radius-block);
  background:var(--surface-1);
  border:1px solid var(--line);
  padding:52px 48px;
  display:flex;align-items:center;justify-content:space-between;gap:36px;
  box-shadow:var(--shadow-2);
}
.cta-block::before{
  content:"";position:absolute;inset:-40% -10% auto -10%;height:130%;
  background:radial-gradient(620px 300px at 18% 0%,rgba(110,75,255,.24),transparent 70%),
             radial-gradient(540px 280px at 84% 100%,rgba(34,224,192,.18),transparent 72%);
  pointer-events:none;
}
.cta-block > *{position:relative}
.cta-copy h2{font-size:clamp(22px,2.4vw,30px);line-height:1.3;margin-bottom:12px}
.cta-copy p{color:var(--text-2);font-size:16px;max-width:52em}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;flex:none}
/* ============ 页脚 ============ */
.site-footer{
  background:var(--bg-deep);
  border-top:1px solid var(--line);
  padding:64px 0 28px;
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.foot-brand .brand{margin-bottom:14px}
.foot-brand p{color:var(--text-2);font-size:14px;line-height:1.8;max-width:24em}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text-1)}
.foot-col a{
  display:block;font-size:14px;color:var(--text-2);
  padding:5px 0;
  transition:color .22s ease,transform .22s ease;
}
.foot-col a:hover{color:var(--primary);transform:translateX(2px)}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;
  margin-top:44px;padding-top:22px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
/* ============ 响应式 ============ */
@media (max-width:1399px){
  :root{--container:1280px}
}
@media (max-width:1199px){
  :root{--gutter:24px}
  .dock-link{padding:9px 10px;font-size:14px}
  .rail-item{flex:0 0 clamp(180px,26vw,240px)}
}
@media (max-width:991px){
  .dock-nav{display:none}
  .hamburger{display:grid}
  .dock{padding-right:10px;gap:12px}
  .dock-actions{margin-left:auto}
  .page-banner{padding-top:132px}
  .timeline{grid-template-columns:1fr;gap:20px}
  .timeline::before{display:none}
  .tl-item{padding-right:0}
  .launch-grid{grid-template-columns:1fr}
  .launch-card.is-wide{grid-column:span 1;flex-direction:column}
  .launch-card.is-wide .card-media{width:100%;aspect-ratio:16/9;min-height:0}
  .launch-card.is-wide .card-body{width:100%;padding:20px}
  .cta-block{flex-direction:column;align-items:flex-start;padding:36px 28px}
  .foot-grid{grid-template-columns:1fr 1fr}
  .rail-btn{display:none}
  .rail-wrap{padding:0}
}
@media (max-width:767px){
  :root{--gutter:18px;--section-y:56px}
  body{font-size:15px;line-height:1.8}
  .dock-cta{display:none}
  .page-banner{min-height:34vh;padding:120px 0 42px}
  .banner-lede{font-size:15px}
  .banner-actions{gap:10px;margin-bottom:26px}
  .ui-btn{height:42px;padding:0 20px;font-size:14px}
  .ui-btn-lg{height:48px;padding:0 24px}
  .sec-head.split{flex-direction:column;align-items:flex-start;gap:14px}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .search-pop{width:100%}
}
@media (max-width:479px){
  .dock{height:58px}
  .brand-text{font-size:16px}
  .brand-mark{width:26px;height:26px}
  .page-banner h1{font-size:clamp(26px,7.6vw,34px)}
  .banner-stats li{font-size:13px;padding:8px 12px}
  .card-body{padding:16px}
  .rail-item{flex:0 0 74%}
}

/* roulang page: category4 */
:root{
  --bs-primary:#22E0C0;
  --bs-body-bg:#0B0A12;
  --bs-body-color:#EDEAF6;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:18px;
  --bs-font-sans-serif:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;

  --bg-base:#0B0A12;
  --bg-deep:#07060D;
  --surface-1:#14121F;
  --surface-2:#1C1930;
  --surface-light:#F4F1FA;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#EDEAF6;
  --text-2:#9A94B8;
  --text-3:#6E6889;
  --text-invert-1:#171529;
  --text-invert-2:#5B5578;
  --primary:#22E0C0;
  --accent:#FF7A45;
  --violet:#6E4BFF;
  --radius-pill:999px;
  --radius-card:18px;
  --radius-poster:16px;
  --radius-block:28px;
  --shadow-1:0 12px 30px -16px rgba(0,0,0,.7);
  --shadow-2:0 24px 56px -22px rgba(0,0,0,.85);
  --container:1280px;
  --gutter:24px;
  --section-y:88px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  letter-spacing:-0.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
button{border:0;background:none;cursor:pointer}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
::selection{background:rgba(34,224,192,.28)}

.ui-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:var(--section-y) 0}
.band-light{background:var(--surface-light);color:var(--text-invert-1)}

/* ============ 浮动 Dock 导航 ============ */
.dock-shell{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 16px 0;pointer-events:none}
.dock{
  pointer-events:auto;
  width:min(1180px,100%);
  margin:0 auto;
  height:64px;
  display:flex;
  align-items:center;
  gap:16px;
  padding:0 12px 0 18px;
  border-radius:var(--radius-pill);
  background:rgba(20,18,31,.72);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  transition:height .3s ease,background .3s ease;
}
.dock.is-compact{height:56px;background:rgba(20,18,31,.9)}
.brand{display:inline-flex;align-items:center;gap:10px;font-size:18px;font-weight:700;white-space:nowrap;flex:0 0 auto}
.brand-mark{
  width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--primary),#12a98f);
  color:#06231e;flex:0 0 32px;transition:box-shadow .25s;
}
.brand-text{transition:color .25s}
.brand:hover .brand-text{color:var(--primary)}
.brand:hover .brand-mark{box-shadow:0 0 0 3px rgba(34,224,192,.18)}
.dock-nav{display:flex;align-items:center;gap:2px;margin-left:auto}
.dock-link{
  position:relative;display:inline-block;padding:9px 14px;border-radius:12px;
  font-size:15px;color:var(--text-2);transition:background .22s,color .22s;white-space:nowrap;
}
.dock-link:hover{background:rgba(255,255,255,.06);color:var(--text-1)}
.dock-link.is-active{color:var(--primary);font-weight:600}
.dock-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:2px;transform:translateX(-50%);
  width:18px;height:3px;border-radius:var(--radius-pill);background:var(--primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  color:var(--text-2);border:1px solid transparent;transition:.22s;
}
.icon-btn:hover{color:var(--primary);border-color:var(--line-strong);background:rgba(255,255,255,.05)}
.menu-btn{display:none;width:42px;height:42px;border-radius:14px;border:1px solid var(--line-strong);color:var(--text-1);place-items:center}
.menu-btn:hover{color:var(--primary);border-color:var(--primary)}

.search-pop{
  pointer-events:none;position:absolute;top:88px;left:50%;
  width:min(560px,calc(100vw - 48px));
  transform:translateX(-50%) translateY(-10px);
  background:var(--surface-1);border:1px solid var(--line);border-radius:20px;
  box-shadow:var(--shadow-2);padding:18px;opacity:0;transition:opacity .28s,transform .28s;
}
.search-pop.is-open{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:auto}
.search-form input{
  width:100%;height:46px;border-radius:14px;padding:0 14px;
  background:var(--surface-2);border:1px solid var(--line);color:var(--text-1);
  transition:border-color .22s,box-shadow .22s;
}
.search-form input::placeholder{color:var(--text-2)}
.search-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(34,224,192,.18)}
.search-tags{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin-top:14px;font-size:13px;color:var(--text-3)}
.search-tags a{padding:5px 12px;border-radius:var(--radius-pill);background:var(--surface-2);color:var(--text-2);transition:.22s}
.search-tags a:hover{color:var(--primary)}

.mobile-drawer{
  display:none;pointer-events:auto;
  width:min(1180px,100%);margin:10px auto 0;
  background:var(--surface-1);border:1px solid var(--line);
  border-radius:24px;box-shadow:var(--shadow-2);
  max-height:0;overflow:hidden;transition:max-height .36s ease;
}
.mobile-drawer.is-open{max-height:560px}
.drawer-link{
  display:flex;align-items:center;justify-content:space-between;
  height:48px;padding:0 22px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid var(--line);transition:.22s;
}
.drawer-link:last-child{border-bottom:0}
.drawer-link:hover{color:var(--primary);background:rgba(255,255,255,.04)}
.drawer-link.is-active{color:var(--primary);font-weight:600}
.drawer-link i{font-size:12px;opacity:.6}

/* ============ 按钮 ============ */
.ui-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;border:1px solid transparent;
  transition:transform .22s,box-shadow .22s,background .22s,color .22s,border-color .22s,filter .22s;
}
.ui-btn-lg{height:52px;padding:0 30px;font-size:16px}
.ui-btn-primary{background:var(--accent);color:#17110C}
.ui-btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-1);color:#17110C}
.ui-btn-primary:active{transform:translateY(1px);filter:brightness(.96)}
.ui-btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text-1)}
.ui-btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:rgba(34,224,192,.08)}
.ui-btn-ghost:active{transform:translateY(1px)}
.ghost-link{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-weight:600;font-size:15px}
.ghost-link i{transition:transform .25s}
.ghost-link:hover i{transform:translateX(4px)}

/* ============ 面包屑 ============ */
.crumb{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--text-2);margin-bottom:16px;flex-wrap:wrap}
.crumb a{transition:color .22s}
.crumb a:hover{color:var(--primary)}
.crumb .sep{color:var(--primary);opacity:.8}
.crumb em{font-style:normal;color:var(--text-3)}

/* ============ 顶部横幅 ============ */
.topic-hero{
  position:relative;min-height:42vh;display:flex;align-items:flex-end;
  padding:160px 0 68px;
  background-image:url('/assets/images/backpic/back-2.webp');
  background-size:cover;background-position:center;
  overflow:hidden;
}
.topic-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,10,18,.88) 0%,rgba(11,10,18,.72) 46%,var(--bg-base) 100%);
}
.topic-hero::after{
  content:"";position:absolute;right:-160px;top:-120px;width:520px;height:520px;
  background:radial-gradient(circle,rgba(34,224,192,.16),transparent 66%);pointer-events:none;
}
.topic-hero .ui-container{position:relative;z-index:2}
.topic-hero h1{
  font-size:clamp(30px,4.4vw,52px);font-weight:800;line-height:1.18;
  letter-spacing:.01em;margin:0 0 20px;max-width:18em;
}
.hero-lead{
  max-width:760px;color:var(--text-2);font-size:16px;line-height:1.85;margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px}

/* ============ 区块标题 ============ */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;margin-bottom:32px;flex-wrap:wrap}
.sec-title{
  position:relative;font-size:clamp(24px,2.6vw,34px);font-weight:700;
  line-height:1.3;padding-left:18px;margin:0;
}
.sec-title::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:8px;
  border-radius:var(--radius-pill);background:var(--primary);
}
.sec-sub{color:var(--text-2);font-size:15px;margin-top:10px;max-width:720px}
.band-light .sec-title{color:var(--text-invert-1)}
.band-light .sec-sub{color:var(--text-invert-2)}

/* ============ 筛选标签条 ============ */
.filter-bar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  padding:16px;border:1px solid var(--line);background:var(--surface-1);
  border-radius:var(--radius-card);box-shadow:var(--shadow-1);margin-bottom:40px;
}
.filter-bar .bar-label{font-size:13px;color:var(--text-3);padding:0 8px 0 4px;letter-spacing:.02em}
.filter-chip{
  padding:8px 16px;border-radius:var(--radius-pill);border:1px solid var(--line-strong);
  color:var(--text-2);font-size:14px;transition:.25s;
}
.filter-chip:hover{color:var(--primary);border-color:var(--primary);background:rgba(34,224,192,.08)}
.filter-chip.is-active{background:var(--primary);color:#06231e;border-color:var(--primary);font-weight:600}

/* ============ 左图右文交替双栏 ============ */
.split-list{border-top:1px solid var(--line)}
.split-row{
  display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:center;
  padding:34px 0;border-bottom:1px solid var(--line);
}
.split-row.is-flip .split-media{order:2}
.split-media{
  position:relative;border-radius:var(--radius-poster);overflow:hidden;
  border:1px solid var(--line);background:var(--surface-2);box-shadow:var(--shadow-1);
}
.split-media img{
  width:100%;aspect-ratio:16/9;object-fit:cover;
  transition:transform .32s cubic-bezier(.22,.61,.36,1),filter .32s;
}
.split-row:hover .split-media{border-color:rgba(34,224,192,.5)}
.split-row:hover .split-media img{transform:scale(1.04);filter:brightness(1.12)}
.tag-corner{
  position:absolute;top:12px;left:12px;z-index:2;
  background:var(--accent);color:#17110C;font-size:12px;font-weight:600;
  padding:5px 12px;border-radius:var(--radius-pill);
}
.split-body h3{
  font-size:clamp(19px,1.7vw,23px);font-weight:600;line-height:1.4;
  margin:14px 0 12px;
}
.split-body p{color:var(--text-2);font-size:15.5px;line-height:1.85;margin-bottom:18px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  background:var(--surface-2);color:var(--primary);
  border:1px solid var(--line);border-radius:12px;
  font-size:12px;padding:4px 12px;letter-spacing:.02em;
}
.meta-row{display:flex;align-items:center;gap:20px;color:var(--text-3);font-size:14px;margin-bottom:16px;flex-wrap:wrap}
.meta-row i{color:var(--text-3);margin-right:6px;font-size:12px}

/* ============ 阶段列表 ============ */
.stage-list{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stage-item{
  position:relative;padding:26px 22px;background:var(--surface-1);
  border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-1);transition:transform .28s,border-color .28s;
}
.stage-item:hover{transform:translateY(-4px);border-color:rgba(34,224,192,.5)}
.stage-num{
  display:block;font-size:28px;font-weight:800;line-height:1;margin-bottom:14px;
  color:var(--primary);letter-spacing:.02em;
}
.stage-item h3{font-size:18px;font-weight:600;margin-bottom:8px}
.stage-item p{margin:0;color:var(--text-2);font-size:14.5px;line-height:1.75}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{
  background:#FFFFFF;border:1px solid rgba(23,21,41,.08);
  border-radius:var(--radius-card);overflow:hidden;
  transition:box-shadow .3s,border-color .3s;
}
.faq-item:hover{box-shadow:0 18px 40px -26px rgba(23,21,41,.45)}
.faq-item.is-open{border-color:rgba(34,224,192,.55)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;font-size:18px;font-weight:600;text-align:left;
  color:var(--text-invert-1);transition:color .22s;
}
.faq-q:hover{color:#0d7f6c}
.faq-icon{position:relative;width:14px;height:14px;flex:0 0 14px}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;
  transition:transform .3s,opacity .3s;
}
.faq-icon::before{top:6px;left:0;width:14px;height:2px}
.faq-icon::after{left:6px;top:0;width:2px;height:14px}
.faq-q[aria-expanded="true"] .faq-icon::after{transform:rotate(90deg);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .36s ease}
.faq-item.is-open .faq-a{max-height:340px}
.faq-a p{
  margin:0;padding:0 22px 20px;color:var(--text-invert-2);
  font-size:15px;line-height:1.8;
}

/* ============ CTA 条 ============ */
.cta-band{
  position:relative;border-radius:var(--radius-block);overflow:hidden;
  padding:56px 48px;background:var(--surface-1);
  border:1px solid var(--line);box-shadow:var(--shadow-2);
}
.cta-band::before{
  content:"";position:absolute;width:520px;height:520px;right:-140px;top:-240px;
  background:radial-gradient(circle,rgba(110,75,255,.26),transparent 66%);
}
.cta-band::after{
  content:"";position:absolute;width:420px;height:420px;left:-150px;bottom:-250px;
  background:radial-gradient(circle,rgba(34,224,192,.2),transparent 66%);
}
.cta-inner{position:relative;z-index:2;display:flex;gap:32px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta-band h2{font-size:clamp(22px,2.4vw,32px);font-weight:700;line-height:1.32;margin-bottom:12px}
.cta-band p{color:var(--text-2);font-size:15.5px;max-width:620px;margin:0}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ============ 页脚 ============ */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:64px 0 28px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.foot-brand p{color:var(--text-2);font-size:14px;line-height:1.7;margin-top:14px;max-width:280px}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text-1)}
.foot-col a{display:block;color:var(--text-2);font-size:14px;padding:6px 0;transition:color .22s,transform .22s}
.foot-col a:hover{color:var(--primary);transform:translateX(2px)}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:10px 28px;justify-content:space-between;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
  color:var(--text-3);font-size:13px;
}

/* ============ 响应式 ============ */
@media (max-width:1399px){
  :root{--container:1200px}
}
@media (max-width:1199px){
  :root{--section-y:76px}
  .ui-container{padding:0 24px}
  .dock-nav{gap:0}
  .dock-link{padding:9px 11px;font-size:14px}
  .split-row{gap:40px}
}
@media (max-width:991px){
  :root{--section-y:60px}
  .dock-nav{display:none}
  .dock-cta{display:none}
  .menu-btn{display:grid}
  .mobile-drawer{display:block}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px 24px}
  .split-row{grid-template-columns:1fr;gap:24px;padding:28px 0}
  .split-row.is-flip .split-media{order:0}
  .stage-list{grid-template-columns:repeat(2,1fr)}
  .cta-band{padding:44px 30px}
  .topic-hero{min-height:36vh;padding:140px 0 52px}
}
@media (max-width:767px){
  .ui-container{padding:0 18px}
  body{font-size:15px;line-height:1.8}
  .dock{height:60px;padding:0 10px 0 14px;gap:10px}
  .brand{font-size:16px;gap:8px}
  .brand-mark{width:28px;height:28px;flex:0 0 28px;border-radius:9px}
  .search-pop{top:80px;width:calc(100vw - 36px)}
  .topic-hero{min-height:34vh;padding:126px 0 44px}
  .topic-hero h1{font-size:clamp(26px,7vw,34px)}
  .hero-lead{font-size:15px;margin-bottom:22px}
  .filter-bar{padding:12px;gap:8px}
  .filter-chip{padding:7px 13px;font-size:13px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{justify-content:flex-start;gap:8px}
  .cta-actions{width:100%}
  .cta-actions .ui-btn{flex:1 1 auto}
}
@media (max-width:575px){
  :root{--section-y:52px}
  .stage-list{grid-template-columns:1fr}
  .cta-band{padding:34px 20px;border-radius:22px}
  .ui-btn{height:42px;padding:0 18px;font-size:14.5px}
  .ui-btn-lg{height:48px;font-size:15px}
  .split-body h3{font-size:18px}
  .faq-q{font-size:16px;padding:16px 18px}
  .faq-a p{padding:0 18px 18px}
}
@media (max-width:479px){
  .hero-actions{width:100%}
  .hero-actions .ui-btn{flex:1 1 100%}
  .filter-bar .bar-label{display:none}
}

/* roulang page: category5 */
:root{
  --bg-base:#0B0A12;
  --bg-deep:#07060D;
  --surface-1:#14121F;
  --surface-2:#1C1930;
  --surface-light:#F4F1FA;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);
  --text-1:#EDEAF6;
  --text-2:#9A94B8;
  --text-3:#6E6889;
  --text-invert-1:#171529;
  --text-invert-2:#5B5578;
  --primary:#22E0C0;
  --accent:#FF7A45;
  --violet:#6E4BFF;
  --radius-pill:999px;
  --radius-card:18px;
  --radius-poster:16px;
  --radius-block:28px;
  --shadow-1:0 12px 30px -16px rgba(0,0,0,.7);
  --shadow-2:0 24px 56px -22px rgba(0,0,0,.85);
  --container:1280px;
  --gutter:24px;
  --section-y:88px;
  --bs-primary:#22E0C0;
  --bs-body-bg:#0B0A12;
  --bs-body-color:#EDEAF6;
  --bs-border-color:rgba(255,255,255,.08);
  --bs-border-radius:18px;
  --bs-font-sans-serif:'PingFang SC','HarmonyOS Sans SC','Microsoft YaHei','Noto Sans SC',system-ui,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-base);
  color:var(--text-1);
  font-family:var(--bs-font-sans-serif);
  font-size:16px;
  line-height:1.85;
  letter-spacing:-0.01em;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,transform .22s ease}
button{font-family:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.3}
p{margin:0}
::selection{background:rgba(34,224,192,.3)}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:8px}
.ui-container{width:100%;max-width:var(--container);margin:0 auto;padding:0 32px}
.section{padding:var(--section-y) 0}
.section-tight{padding:64px 0}

/* ---------- 顶部 Dock 导航 ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:1200;pointer-events:none}
.dock-shell{
  pointer-events:auto;
  position:fixed;top:16px;left:50%;transform:translateX(-50%);
  width:min(1180px,calc(100% - 32px));
  height:64px;
  display:flex;align-items:center;gap:16px;
  padding:0 12px 0 18px;
  border-radius:var(--radius-pill);
  background:rgba(20,18,31,.72);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-1);
  transition:height .3s ease,background .3s ease;
}
.dock-shell.is-scrolled{height:56px;background:rgba(20,18,31,.88)}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(34,224,192,.9),rgba(110,75,255,.85));
  color:#07110E;
}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.01em;white-space:nowrap;transition:color .25s ease}
.brand:hover .brand-text{color:var(--primary)}
.dock-nav{display:flex;align-items:center;gap:2px;margin:0 auto}
.dock-link{
  position:relative;
  padding:8px 13px;border-radius:12px;
  font-size:15px;color:var(--text-2);white-space:nowrap;
}
.dock-link:hover{background:rgba(255,255,255,.06);color:var(--text-1)}
.dock-link.is-active{color:var(--primary);font-weight:600}
.dock-link.is-active::after{
  content:"";position:absolute;left:50%;bottom:-2px;transform:translateX(-50%);
  width:16px;height:3px;border-radius:3px;background:var(--primary);
}
.dock-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.icon-btn{
  width:40px;height:40px;border-radius:50%;
  display:grid;place-items:center;
  background:transparent;border:1px solid var(--line);color:var(--text-2);
  cursor:pointer;transition:all .22s ease;
}
.icon-btn:hover{color:var(--primary);border-color:rgba(34,224,192,.5);background:rgba(34,224,192,.08)}
.menu-toggle{display:none}

.ui-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--radius-pill);
  font-size:15px;font-weight:600;line-height:1;
  border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,border-color .22s ease,filter .22s ease;
}
.ui-btn-primary{background:var(--accent);color:#17110C}
.ui-btn-primary:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:var(--shadow-1)}
.ui-btn-primary:active{transform:translateY(1px);filter:brightness(.94)}
.ui-btn-ghost{background:transparent;border-color:var(--line-strong);color:var(--text-1)}
.ui-btn-ghost:hover{border-color:var(--primary);color:var(--primary);background:rgba(34,224,192,.08)}
.ui-btn-ghost:active{transform:translateY(1px)}
.ui-btn-lg{height:52px;padding:0 30px;font-size:16px}
.ui-btn:focus-visible{outline:2px solid var(--primary);outline-offset:2px}

.search-layer{
  pointer-events:auto;
  position:fixed;top:92px;left:50%;transform:translateX(-50%) translateY(-10px);
  width:min(680px,calc(100% - 32px));
  background:var(--surface-1);
  border:1px solid var(--line-strong);
  border-radius:20px;
  padding:18px;
  box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
  z-index:1210;
}
.search-layer.is-open{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.search-layer form{display:flex;gap:10px}
.ui-input{
  flex:1;height:46px;padding:0 14px;
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:14px;color:var(--text-1);font-size:15px;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.ui-input::placeholder{color:var(--text-2)}
.ui-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(34,224,192,.18)}
.quick-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.quick-tags a{
  font-size:13px;padding:5px 12px;border-radius:var(--radius-pill);
  background:var(--surface-2);color:var(--text-2);border:1px solid var(--line);
}
.quick-tags a:hover{color:var(--primary);border-color:rgba(34,224,192,.5)}

.mobile-drawer{
  pointer-events:auto;
  position:fixed;top:88px;left:16px;right:16px;
  background:var(--surface-1);border:1px solid var(--line-strong);
  border-radius:24px;padding:12px;
  box-shadow:var(--shadow-2);
  opacity:0;visibility:hidden;transform:translateY(-12px);
  transition:opacity .25s ease,transform .25s ease,visibility .25s;
  z-index:1210;
}
.mobile-drawer.is-open{opacity:1;visibility:visible;transform:translateY(0)}
.mobile-drawer a{
  display:flex;align-items:center;height:48px;padding:0 14px;
  border-radius:14px;font-size:15px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:last-child{border-bottom:0}
.mobile-drawer a.is-active{color:var(--primary);font-weight:600}
.mobile-drawer a:hover{background:var(--surface-2);color:var(--text-1)}

/* ---------- 分类横幅 ---------- */
.cat-hero{
  position:relative;
  min-height:42vh;
  display:flex;align-items:flex-end;
  padding:150px 0 60px;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  isolation:isolate;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(11,10,18,.86) 0%,rgba(11,10,18,.72) 40%,rgba(11,10,18,.94) 82%,var(--bg-base) 100%);
}
.crumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text-2);margin-bottom:20px;flex-wrap:wrap}
.crumb .sep{color:var(--primary);font-weight:700}
.crumb .current{color:var(--text-3)}
.cat-hero h1{
  font-size:clamp(30px,4.4vw,56px);font-weight:800;line-height:1.18;letter-spacing:.01em;
  max-width:16em;
}
.cat-hero .lead{
  margin-top:20px;max-width:820px;font-size:17px;line-height:1.8;color:var(--text-2);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-facts{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.fact{
  background:var(--surface-2);border:1px solid var(--line);
  border-radius:12px;padding:12px 18px;min-width:150px;
}
.fact b{display:block;font-size:22px;font-weight:800;color:var(--primary);line-height:1.3}
.fact span{font-size:13px;color:var(--text-2)}

/* ---------- 通用区块头 ---------- */
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.sec-title{display:flex;align-items:center;gap:14px}
.sec-title::before{
  content:"";width:8px;height:22px;border-radius:4px;
  background:linear-gradient(180deg,var(--primary),var(--violet));
  flex:0 0 auto;
}
.sec-title h2{font-size:clamp(24px,2.6vw,34px);font-weight:700}
.sec-desc{margin-top:12px;font-size:15px;color:var(--text-2);max-width:760px}
.link-arrow{display:inline-flex;align-items:center;gap:6px;color:var(--primary);font-weight:600;font-size:15px}
.link-arrow svg{transition:transform .25s ease}
.link-arrow:hover svg{transform:translateX(4px)}

/* ---------- 时间轴 ---------- */
.tl-head-row{display:flex;align-items:center;justify-content:space-between;gap:18px;margin-bottom:24px;flex-wrap:wrap}
.tl-nav{display:flex;gap:10px}
.tl-nav .icon-btn{width:38px;height:38px}
.timeline-track{
  display:flex;gap:18px;overflow-x:auto;padding:6px 4px 14px;
  scroll-snap-type:x mandatory;scrollbar-width:none;
  -webkit-overflow-scrolling:touch;
}
.timeline-track::-webkit-scrollbar{display:none}
.tl-node{
  flex:0 0 clamp(210px,22vw,250px);scroll-snap-align:start;
  background:var(--surface-1);border:1px solid var(--line);
  border-radius:var(--radius-card);padding:20px;
  position:relative;transition:transform .3s cubic-bezier(.22,.61,.36,1),border-color .3s ease;
}
.tl-node:hover{transform:translateY(-4px);border-color:rgba(34,224,192,.5)}
.tl-node::before{
  content:"";position:absolute;left:20px;top:0;width:36px;height:3px;border-radius:0 0 3px 3px;
  background:var(--accent);
}
.tl-date{font-size:24px;font-weight:800;color:var(--accent);letter-spacing:.01em;line-height:1.25}
.tl-week{font-size:13px;color:var(--text-3);margin-bottom:12px}
.tl-node h3{font-size:17px;font-weight:600;line-height:1.45;margin-bottom:8px}
.tl-node p{font-size:13.5px;color:var(--text-2);line-height:1.7;min-height:44px}
.tl-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.chip{
  font-size:12px;padding:4px 10px;border-radius:12px;
  background:var(--surface-2);color:var(--primary);
}
.chip-warm{background:rgba(255,122,69,.16);color:var(--accent)}

/* ---------- 图文交替 ---------- */
.feature-row{
  display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center;
  padding:36px 0;border-bottom:1px solid var(--line);
}
.feature-row:last-child{border-bottom:0}
.feature-row.is-reverse .feature-media{order:2}
.feature-media{border-radius:var(--radius-poster);overflow:hidden;background:var(--surface-2);border:1px solid var(--line)}
.feature-media img{width:100%;height:320px;object-fit:cover}
.feature-kicker{font-size:13px;font-weight:700;letter-spacing:.08em;color:var(--primary);margin-bottom:12px}
.feature-body h3{font-size:clamp(20px,2vw,26px);margin-bottom:14px}
.feature-body p{color:var(--text-2);font-size:15.5px;line-height:1.85}
.feature-list{margin:18px 0 0;padding:0;list-style:none;display:grid;gap:10px}
.feature-list li{position:relative;padding-left:20px;color:var(--text-2);font-size:14.5px}
.feature-list li::before{
  content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:2px;
  background:var(--primary);
}

/* ---------- 筛选标签 ---------- */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.filter-bar button{
  height:38px;padding:0 16px;border-radius:var(--radius-pill);
  background:var(--surface-1);border:1px solid var(--line);color:var(--text-2);
  font-size:14px;cursor:pointer;transition:all .22s ease;
}
.filter-bar button:hover{color:var(--text-1);border-color:var(--line-strong)}
.filter-bar button.is-active{color:var(--primary);border-color:rgba(34,224,192,.6);background:rgba(34,224,192,.1)}

/* ---------- 卡片网格 ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ui-card{
  background:var(--surface-1);border:1px solid var(--line);
  border-radius:var(--radius-card);overflow:hidden;
  transition:transform .32s cubic-bezier(.22,.61,.36,1),border-color .32s ease,box-shadow .32s ease;
}
.ui-card:hover{transform:translateY(-4px);border-color:rgba(34,224,192,.5);box-shadow:var(--shadow-2)}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .32s cubic-bezier(.22,.61,.36,1)}
.ui-card:hover .card-media img{transform:scale(1.04)}
.tag-hot{
  position:absolute;top:12px;left:12px;
  background:var(--accent);color:#17110C;
  font-size:12px;font-weight:700;padding:4px 11px;border-radius:var(--radius-pill);
}
.card-body{padding:18px 20px 20px}
.badge-cat{
  display:inline-flex;align-items:center;
  padding:3px 10px;border-radius:12px;
  background:var(--surface-2);color:var(--primary);
  font-size:12px;font-weight:600;margin-bottom:10px;
}
.card-body h3{
  font-size:18px;font-weight:600;line-height:1.45;margin-bottom:8px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card-body p{
  color:var(--text-2);font-size:14px;line-height:1.7;margin-bottom:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.meta{display:flex;align-items:center;gap:14px;font-size:13px;color:var(--text-3);flex-wrap:wrap}
.meta svg{vertical-align:-2px;margin-right:4px}

/* ---------- 节点速览列表 ---------- */
.node-list{border:1px solid var(--line);border-radius:var(--radius-card);overflow:hidden;background:var(--surface-1)}
.node-row{
  display:grid;grid-template-columns:132px 1fr 150px 128px 84px;
  gap:16px;align-items:center;
  padding:16px 20px;border-bottom:1px solid var(--line);
  transition:background .25s ease,transform .25s ease;
}
.node-row:last-child{border-bottom:0}
.node-row:hover{background:var(--surface-2);transform:translateX(4px)}
.node-date{font-size:15px;font-weight:700;color:var(--accent)}
.node-name{font-size:15.5px;font-weight:600;color:var(--text-1);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.node-plat{font-size:13.5px;color:var(--text-2)}
.node-state{font-size:12.5px;font-weight:600;padding:3px 10px;border-radius:var(--radius-pill);justify-self:start}
.state-open{background:rgba(34,224,192,.14);color:var(--primary)}
.state-soon{background:rgba(255,122,69,.16);color:var(--accent)}
.state-plan{background:var(--surface-2);color:var(--text-2)}
.node-link{font-size:13.5px;color:var(--primary);justify-self:end;font-weight:600}
.node-link:hover{text-decoration:underline}

/* ---------- FAQ 浅色区 ---------- */
.faq-band{background:var(--surface-light);color:var(--text-invert-1);padding:var(--section-y) 0}
.faq-band .sec-title::before{background:linear-gradient(180deg,#0FBFA3,var(--violet))}
.faq-band .sec-desc{color:var(--text-invert-2)}
.faq-wrap{max-width:900px}
.faq-item{
  background:#fff;border:1px solid rgba(23,21,41,.08);
  border-radius:16px;margin-bottom:14px;overflow:hidden;
  box-shadow:0 8px 22px -20px rgba(23,21,41,.6);
}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;background:none;border:0;cursor:pointer;
  font-size:18px;font-weight:600;color:var(--text-invert-1);text-align:left;
}
.faq-icon{
  flex:0 0 auto;width:28px;height:28px;border-radius:50%;
  display:grid;place-items:center;position:relative;
  background:rgba(34,224,192,.14);color:#0FBFA3;
  transition:transform .3s ease,background .3s ease;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:currentColor;border-radius:2px;
}
.faq-icon::before{width:12px;height:2px}
.faq-icon::after{width:2px;height:12px;transition:transform .3s ease,opacity .3s ease}
.faq-item.is-open .faq-icon{transform:rotate(180deg)}
.faq-item.is-open .faq-icon::after{transform:scaleY(0);opacity:0}
.faq-a{max-height:0;overflow:hidden;transition:max-height .38s ease}
.faq-item.is-open .faq-a{max-height:340px}
.faq-a p{padding:0 22px 20px;color:var(--text-invert-2);font-size:15px;line-height:1.8}

/* ---------- CTA 条 ---------- */
.cta-band{
  position:relative;overflow:hidden;text-align:center;
  border-radius:var(--radius-block);
  border:1px solid var(--line-strong);
  background:
    radial-gradient(600px 240px at 18% 0%,rgba(110,75,255,.22),transparent 70%),
    radial-gradient(520px 220px at 84% 100%,rgba(34,224,192,.18),transparent 70%),
    var(--surface-1);
  padding:60px 40px;
}
.cta-band h2{font-size:clamp(24px,2.8vw,36px);margin-bottom:14px}
.cta-band p{color:var(--text-2);font-size:16px;max-width:680px;margin:0 auto}
.cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px;margin-top:30px}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:72px 0 30px;margin-top:var(--section-y)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.foot-brand .brand{margin-bottom:16px}
.foot-brand p{color:var(--text-2);font-size:14px;line-height:1.8;max-width:300px}
.foot-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text-1)}
.foot-col a{display:block;font-size:14px;color:var(--text-2);margin-bottom:11px}
.foot-col a:hover{color:var(--primary);transform:translateX(2px)}
.foot-bottom{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  border-top:1px solid var(--line);margin-top:48px;padding-top:24px;
  font-size:13px;color:var(--text-3);
}

/* ---------- 吸底 CTA ---------- */
.dock-cta-bar{
  display:none;
  position:fixed;left:16px;right:16px;bottom:14px;z-index:1100;
  background:rgba(20,18,31,.92);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-pill);
  padding:10px 12px;
  backdrop-filter:blur(14px);
  box-shadow:var(--shadow-2);
  align-items:center;justify-content:space-between;gap:12px;
}
.dock-cta-bar span{font-size:13.5px;color:var(--text-2);padding-left:8px}
.dock-cta-bar .ui-btn{height:40px;padding:0 18px;font-size:14px}

/* ---------- 响应式 ---------- */
@media (min-width:1400px){
  :root{--container:1320px}
}
@media (max-width:1199px){
  .dock-link{padding:8px 10px;font-size:14px}
  .feature-row{gap:36px}
  .node-row{grid-template-columns:120px 1fr 130px 116px 74px}
}
@media (max-width:991px){
  :root{--section-y:72px}
  .dock-nav{display:none}
  .menu-toggle{display:grid}
  .dock-actions{gap:8px}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .feature-row{grid-template-columns:1fr;gap:26px}
  .feature-row.is-reverse .feature-media{order:0}
  .feature-media img{height:260px}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
  .node-row{grid-template-columns:110px 1fr 110px;grid-row-gap:8px}
  .node-plat{grid-column:2 / 3}
  .node-state{grid-column:3 / 4;justify-self:end}
  .node-link{display:none}
}
@media (max-width:767px){
  :root{--section-y:56px;--gutter:18px}
  .ui-container{padding:0 18px}
  body{font-size:15px;line-height:1.8}
  .brand-text{font-size:15px}
  .dock-shell{height:56px;padding:0 10px 0 14px}
  .dock-actions .ui-btn-primary{display:none}
  .cat-hero{min-height:34vh;padding:130px 0 48px}
  .cat-hero .lead{font-size:15.5px}
  .card-grid{grid-template-columns:1fr}
  .cta-band{padding:40px 22px}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .dock-cta-bar{display:flex}
  .site-footer{padding-bottom:96px}
  .feature-media img{height:210px}
  .node-row{grid-template-columns:1fr;gap:6px;padding:16px}
  .node-plat,.node-state{grid-column:auto;justify-self:start}
  .tl-node{flex:0 0 78%}
}
@media (max-width:479px){
  :root{--section-y:46px}
  .ui-container{padding:0 14px}
  .cat-hero h1{font-size:28px}
  .sec-title h2{font-size:22px}
  .ui-btn{height:42px;padding:0 18px;font-size:14px}
  .ui-btn-lg{height:46px;padding:0 22px;font-size:15px}
  .fact{min-width:0;flex:1 1 44%;padding:10px 12px}
  .tl-node{flex:0 0 86%}
}