/* roulang page: index */
:root{
  /* 视觉推导：入口登录类需求多在夜间、移动端快速浏览；站点为企业属性，需要秩序感与可信度；
     版式走沉浸式流媒体节奏。底色取暖调近黑，主色为电光墨紫表达平台科技度，
     辅色薄荷青绿承担「在线 / 数据」语义，强调色珊瑚橙专供入口类主 CTA。 */
  --bg:#0B0A12;
  --bg-soft:#12101B;
  --surface:#171522;
  --surface-2:#1F1C2D;
  --line:rgba(255,255,255,.08);
  --brand:#7A5CFF;
  --brand-600:#5E3DF2;
  --mint:#2BE0B0;
  --accent:#FF6A3D;
  --text:#F5F3FF;
  --text-2:#B4AFCB;
  --text-3:#7C7793;
  --grad-brand:linear-gradient(135deg,#7A5CFF 0%,#B14BFF 48%,#FF6A3D 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 24px 60px rgba(0,0,0,.5);
  --glow:0 0 0 1px rgba(122,92,255,.45),0 20px 48px rgba(122,92,255,.18);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:"HarmonyOS Sans","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;line-height:1.85;-webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p,figure{margin:0}
button,input{font:inherit;color:inherit}
a{color:var(--mint);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:#6cf3cd}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.num,time,.stat__num,.rank__no{font-variant-numeric:tabular-nums}

.wrap{width:100%;max-width:1240px;margin:0 auto;padding:0 20px}
@media(min-width:640px){.wrap{padding:0 32px}}
@media(min-width:1024px){.wrap{padding:0 48px}}
@media(min-width:1440px){.wrap{max-width:1360px}}

.section{padding:56px 0}
@media(min-width:900px){.section{padding:72px 0}}
@media(min-width:1200px){.section{padding:96px 0}}
.section__head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px 24px;margin-bottom:28px}
.section__title{position:relative;padding-top:16px;font-size:clamp(24px,2.4vw,34px);font-weight:700;line-height:1.25}
.section__title::before{content:"";position:absolute;top:0;left:0;width:46px;height:3px;border-radius:3px;background:var(--grad-brand)}
.section__desc{margin-top:8px;color:var(--text-2);font-size:14px;letter-spacing:.02em}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:50px;padding:0 26px;border:1px solid transparent;border-radius:999px;font-size:15px;font-weight:600;letter-spacing:.02em;cursor:pointer;white-space:nowrap;
  transition:transform .22s var(--ease),background .22s var(--ease),color .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
.btn--primary{background:var(--accent);color:#1A0D06;box-shadow:0 10px 26px rgba(255,106,61,.26)}
.btn--primary:hover{background:#FF8156;color:#1A0D06;transform:translateY(-2px);box-shadow:0 14px 34px rgba(255,106,61,.36)}
.btn--primary:active{transform:translateY(0);box-shadow:0 8px 20px rgba(255,106,61,.24)}
.btn--outline{background:transparent;color:var(--text);border-color:rgba(255,255,255,.18)}
.btn--outline:hover{border-color:var(--brand);background:rgba(122,92,255,.12);color:var(--text);transform:translateY(-2px)}
.btn--sm{height:42px;padding:0 20px;font-size:14px}
.btn--block{width:100%}
.btn-ghost{display:inline-flex;align-items:center;gap:6px;padding:0;border:0;background:none;color:var(--text-2);font-size:14px;font-weight:600;cursor:pointer}
.btn-ghost span{display:inline-block;transition:transform .22s var(--ease)}
.btn-ghost:hover{color:var(--text)}
.btn-ghost:hover span{transform:translateX(4px)}

.tag{display:inline-flex;align-items:center;height:26px;padding:0 12px;border:1px solid var(--line);border-radius:999px;background:rgba(255,255,255,.06);color:var(--text-2);font-size:12px;font-weight:600;letter-spacing:.02em}
.tag--brand{background:rgba(122,92,255,.16);border-color:rgba(122,92,255,.32);color:#CBBCFF}
.tag--solid{background:rgba(11,10,18,.72);backdrop-filter:blur(8px);border-color:rgba(255,255,255,.14);color:#EDE9FF}
.badge{display:inline-flex;align-items:center;gap:6px;height:26px;padding:0 10px;border-radius:999px;background:rgba(43,224,176,.12);color:var(--mint);font-size:12px;font-weight:600}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 3px rgba(43,224,176,.16)}

/* ---------- 头部 ---------- */
.site-header{position:relative;z-index:50}
.brandbar{background:var(--bg);border-bottom:1px solid var(--line)}
.brandbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--text)}
.logo:hover{color:var(--text)}
.logo__mark{width:38px;height:38px;border-radius:12px;background:var(--grad-brand);position:relative;flex:0 0 auto;box-shadow:0 8px 20px rgba(122,92,255,.32)}
.logo__mark::before,.logo__mark::after{content:"";position:absolute;background:#fff;border-radius:2px}
.logo__mark::before{left:11px;top:13px;width:16px;height:3px}
.logo__mark::after{left:11px;top:21px;width:10px;height:3px}
.logo__text{font-size:17px;font-weight:700;letter-spacing:.02em;white-space:nowrap}
.brandbar__right{display:flex;align-items:center;gap:14px}
.live-badge{display:none;align-items:center;gap:8px;height:32px;padding:0 14px;border:1px solid var(--line);border-radius:999px;background:rgba(43,224,176,.06);color:var(--text-2);font-size:12.5px}
.live-badge b{color:var(--mint);font-variant-numeric:tabular-nums;font-weight:700}
.live-badge__dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(43,224,176,.14)}
@media(min-width:900px){.live-badge{display:inline-flex}}
.nav-toggle{display:inline-flex;flex-direction:column;justify-content:center;gap:4px;width:42px;height:42px;padding:0 10px;border:1px solid var(--line);border-radius:12px;background:transparent;cursor:pointer}
.nav-toggle span{display:block;height:2px;border-radius:2px;background:var(--text)}
@media(min-width:900px){.nav-toggle{display:none}}

.channelbar{position:sticky;top:0;z-index:40;background:rgba(18,16,27,.86);border-bottom:1px solid var(--line);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}
.channelbar__inner{display:flex;align-items:center;gap:6px;height:52px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
  -webkit-mask-image:linear-gradient(90deg,transparent 0,#000 16px,#000 calc(100% - 16px),transparent 100%);
  mask-image:linear-gradient(90deg,transparent 0,#000 16px,#000 calc(100% - 16px),transparent 100%)}
.channelbar__inner::-webkit-scrollbar{display:none}
.channel{position:relative;flex:0 0 auto;padding:0 14px;line-height:52px;color:var(--text-2);font-size:14.5px;font-weight:600;letter-spacing:.02em}
.channel::after{content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--grad-brand);opacity:0;transition:opacity .22s var(--ease)}
.channel:hover{color:var(--text)}
.channel.is-active{color:var(--text)}
.channel.is-active::after{opacity:1}

.drawer{position:fixed;inset:0;z-index:80;padding:84px 24px 40px;background:rgba(11,10,18,.97);backdrop-filter:blur(14px);overflow-y:auto;opacity:0;visibility:hidden;transform:translateY(-12px);transition:opacity .24s var(--ease),transform .24s var(--ease),visibility .24s}
.drawer.is-open{opacity:1;visibility:visible;transform:none}
.drawer__close{position:absolute;top:20px;right:20px;width:42px;height:42px;border:1px solid var(--line);border-radius:12px;background:transparent;color:var(--text);font-size:18px;cursor:pointer}
.drawer__title{font-size:12.5px;letter-spacing:.16em;color:var(--text-3);text-transform:uppercase;margin-bottom:12px}
.drawer__nav{display:flex;flex-direction:column;gap:2px;margin-bottom:28px}
.drawer__nav a{display:flex;align-items:center;justify-content:space-between;padding:14px 4px;border-bottom:1px solid var(--line);color:var(--text);font-size:16px;font-weight:600}
.drawer__nav a.is-active{color:var(--mint)}
.drawer__foot{display:flex;flex-wrap:wrap;gap:12px 20px;margin-top:26px;font-size:13px;color:var(--text-3)}
@media(min-width:900px){.drawer{display:none}}

/* ---------- Hero ---------- */
.hero{position:relative;display:flex;align-items:flex-end;height:62vh;min-height:420px;max-height:720px;overflow:hidden;background:var(--bg-soft)}
@media(min-width:900px){.hero{height:min(78vh,720px);min-height:600px}}
.hero__media{position:absolute;inset:0}
.hero__img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center;opacity:0;transition:opacity .8s var(--ease)}
.hero__img.is-active{opacity:1}
.hero__shade{position:absolute;inset:0;background:
  linear-gradient(180deg,rgba(11,10,18,.10) 0%,rgba(11,10,18,.62) 58%,#0B0A12 100%),
  linear-gradient(90deg,rgba(11,10,18,.94) 0%,rgba(11,10,18,.62) 46%,rgba(11,10,18,0) 100%)}
.hero__inner{position:relative;z-index:2;width:100%;padding-top:72px;padding-bottom:44px}
.hero__tags{display:flex;flex-wrap:wrap;gap:8px}
.hero__title{position:relative;max-width:15em;margin-top:18px;font-size:clamp(28px,4.2vw,54px);font-weight:800;line-height:1.2}
.hero__title::after{content:"";display:block;width:96px;height:4px;margin-top:18px;border-radius:4px;background:var(--grad-brand)}
.hero__sub{max-width:36em;margin-top:16px;color:var(--text-2);font-size:clamp(15px,1.4vw,18px)}
.hero__cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero__cta .btn{width:100%}
@media(min-width:640px){.hero__cta .btn{width:auto}}
.hero__stats{display:flex;flex-wrap:wrap;gap:14px 34px;margin-top:34px;padding-top:22px;border-top:1px solid rgba(255,255,255,.12)}
.hero__stats li{display:flex;flex-direction:column;gap:2px}
.stat__num{font-size:20px;font-weight:700;color:var(--mint)}
.stat__label{font-size:12.5px;letter-spacing:.02em;color:var(--text-3)}
.hero__dots{position:absolute;right:24px;bottom:44px;z-index:3;display:none;gap:10px}
@media(min-width:900px){.hero__dots{display:flex}}
.hero__dot{width:10px;height:10px;padding:0;border:0;border-radius:50%;background:rgba(255,255,255,.28);cursor:pointer;transition:background .22s var(--ease),transform .22s var(--ease)}
.hero__dot.is-active{background:var(--accent);transform:scale(1.2)}

/* ---------- 横滑片库 ---------- */
.rail-outer{position:relative}
.rail-outer::before,.rail-outer::after{content:"";position:absolute;top:0;bottom:20px;width:36px;pointer-events:none;z-index:2}
.rail-outer::before{left:0;background:linear-gradient(90deg,var(--bg),rgba(11,10,18,0))}
.rail-outer::after{right:0;background:linear-gradient(270deg,var(--bg),rgba(11,10,18,0))}
.rail{display:flex;gap:20px;padding:4px 4px 24px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;-ms-overflow-style:none}
.rail::-webkit-scrollbar{display:none}
.rail-card{flex:0 0 auto;width:212px;scroll-snap-align:start}
@media(min-width:900px){.rail-card{width:262px}}
@media(min-width:1200px){.rail-card{width:292px}}
.rail-card__link{display:block;height:100%;border:1px solid var(--line);border-radius:20px;background:var(--surface);overflow:hidden;color:var(--text);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.rail-card__link:hover{transform:translateY(-6px);box-shadow:var(--sh-2),var(--glow);color:var(--text)}
.rail-card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.rail-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.rail-card__link:hover .rail-card__media img{transform:scale(1.05)}
.rail-card__pos{position:absolute;top:12px;left:12px;z-index:2}
.rail-card__score{position:absolute;top:12px;right:12px;z-index:2}
.rail-card__body{padding:16px 18px 20px}
.rail-card__title{font-size:17px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rail-card__meta{display:flex;align-items:center;gap:10px;margin-top:10px;color:var(--text-3);font-size:12.5px;letter-spacing:.02em}

/* ---------- 热播推荐 ---------- */
.feature-grid{margin:0 -12px}
.feature-grid > .cell{padding:0 12px;margin-bottom:24px}
@media(min-width:1024px){.feature-grid > .cell{margin-bottom:0}}
.fcard-main{position:relative;display:block;height:100%;min-height:400px;border:1px solid var(--line);border-radius:28px;overflow:hidden;color:var(--text);box-shadow:var(--sh-1);
  transition:transform .24s var(--ease),box-shadow .24s var(--ease)}
.fcard-main:hover{transform:translateY(-6px);box-shadow:var(--sh-2),var(--glow);color:var(--text)}
.fcard-main img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.fcard-main__shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,10,18,.05) 30%,rgba(11,10,18,.92) 100%)}
.fcard-main__body{position:relative;z-index:2;display:flex;flex-direction:column;justify-content:flex-end;height:100%;padding:28px;gap:14px}
.fcard-main__title{font-size:clamp(22px,2.2vw,30px);font-weight:700;line-height:1.3}
.fcard-main__desc{color:var(--text-2);font-size:14.5px;max-width:32em}
.fcard-main__row{display:flex;flex-wrap:wrap;align-items:center;gap:14px;margin-top:4px}
.fcard-side{display:flex;gap:16px;padding:16px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);color:var(--text);margin-bottom:20px;
  transition:transform .24s var(--ease),box-shadow .24s var(--ease),border-color .24s var(--ease)}
.fcard-side:last-child{margin-bottom:0}
.fcard-side:hover{transform:translateY(-4px);box-shadow:var(--sh-1),var(--glow);color:var(--text)}
.fcard-side__media{flex:0 0 40%;max-width:190px;aspect-ratio:16/11;border-radius:var(--r-md);overflow:hidden;background:var(--surface-2)}
.fcard-side__media img{width:100%;height:100%;object-fit:cover}
.fcard-side__body{display:flex;flex-direction:column;justify-content:center;gap:8px;min-width:0}
.fcard-side__title{font-size:17px;font-weight:600;line-height:1.4}
.fcard-side__desc{color:var(--text-2);font-size:13.5px;line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ---------- 片单分区 ---------- */
.playlist{padding:56px 0}
@media(min-width:900px){.playlist{padding:72px 0}}
@media(min-width:1200px){.playlist{padding:92px 0}}
.playlist--alt{background:var(--bg-soft)}
.playlist__split{display:grid;gap:28px}
@media(min-width:900px){.playlist__split{grid-template-columns:280px 1fr;gap:48px;align-items:start}}
.playlist__lead p{margin-top:12px;color:var(--text-2);font-size:14.5px}
.playlist__lead .btn-ghost{margin-top:18px}
.pgrid{display:grid;grid-template-columns:1fr;border-top:1px solid var(--line);border-left:1px solid var(--line)}
@media(min-width:640px){.pgrid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.pgrid--4{grid-template-columns:repeat(4,1fr)}}
.pcard{padding:22px 20px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);transition:background .22s var(--ease)}
.pcard:hover{background:var(--surface)}
.pcard__idx{font-size:12.5px;font-weight:700;letter-spacing:.08em;color:var(--brand)}
.pcard__title{margin-top:10px;font-size:18px;font-weight:600;line-height:1.45}
.pcard__desc{margin-top:8px;color:var(--text-2);font-size:14px;line-height:1.75}
.pcard__thumb{margin-top:14px;aspect-ratio:16/9;border-radius:var(--r-md);overflow:hidden;background:var(--surface-2)}
.pcard__thumb img{width:100%;height:100%;object-fit:cover}
.playlist__more{margin-top:22px}

/* ---------- 最新信息（CMS） ---------- */
.cms-list{display:grid;gap:22px;grid-template-columns:1fr}
@media(min-width:640px){.cms-list{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.cms-list{grid-template-columns:repeat(3,1fr)}}
.cms-item{display:flex}
.cms-item__link{display:flex;flex-direction:column;width:100%;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);overflow:hidden;color:var(--text);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease)}
.cms-item__link:hover{transform:translateY(-4px);box-shadow:var(--sh-1),var(--glow);color:var(--text)}
.cms-item__thumb{aspect-ratio:16/9;background:var(--surface-2);overflow:hidden}
.cms-item__thumb img{width:100%;height:100%;object-fit:cover}
.cms-item__body{display:flex;flex-direction:column;flex:1;padding:18px 20px 22px}
.cms-item__tag{align-self:flex-start;display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;background:rgba(122,92,255,.16);border:1px solid rgba(122,92,255,.3);color:#CBBCFF;font-size:12px;font-weight:600}
.cms-item__title{margin-top:12px;font-size:18px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-item__excerpt{margin-top:10px;color:var(--text-2);font-size:14px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.cms-item__meta{display:flex;align-items:center;gap:10px;margin-top:auto;padding-top:16px;color:var(--text-3);font-size:12.5px;letter-spacing:.02em}
.cms-empty{grid-column:1/-1;display:flex;flex-direction:column;align-items:center;gap:14px;padding:64px 20px;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface);text-align:center}
.cms-empty i{font-size:26px;color:var(--brand)}
.cms-empty p{color:var(--text-2);font-size:14.5px}

/* ---------- CTA ---------- */
.cta-banner{position:relative;border:1px solid var(--line);border-radius:var(--r-xl);overflow:hidden;background:var(--surface);box-shadow:var(--sh-1)}
.cta-banner__bg{position:absolute;inset:0;background:var(--grad-brand);opacity:.24}
.cta-banner__grid{position:absolute;inset:0;opacity:.28;background-image:linear-gradient(rgba(255,255,255,.10) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.10) 1px,transparent 1px);background-size:44px 44px}
.cta-banner__body{position:relative;z-index:2;padding:32px 24px;display:grid;gap:26px}
@media(min-width:900px){.cta-banner__body{padding:48px;grid-template-columns:1.15fr .85fr;align-items:center;gap:40px}}
.cta-banner__title{font-size:clamp(22px,2.2vw,32px);font-weight:700;line-height:1.3}
.cta-banner__desc{margin-top:12px;color:var(--text-2);font-size:15px;max-width:34em}
.cta-form{display:flex;flex-direction:column;gap:12px}
@media(min-width:640px){.cta-form{flex-direction:row}}
.cta-form input{flex:1;height:48px;padding:0 18px;border:1px solid var(--line);border-radius:999px;background:var(--surface-2);color:var(--text);font-size:15px;transition:border-color .2s var(--ease),box-shadow .2s var(--ease)}
.cta-form input::placeholder{color:var(--text-3)}
.cta-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(122,92,255,.18)}
.cta-form .btn{width:100%}
@media(min-width:640px){.cta-form .btn{width:auto}}
.cta-note{margin-top:10px;font-size:12.5px;color:var(--text-3)}
.cta-msg{margin-top:10px;font-size:13.5px;display:none}
.cta-msg.is-ok{display:block;color:var(--mint)}
.cta-msg.is-err{display:block;color:var(--accent)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq{border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);overflow:hidden;transition:background .22s var(--ease),border-color .22s var(--ease)}
.faq[open]{background:var(--surface-2);border-color:rgba(122,92,255,.35)}
.faq summary{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:56px;padding:10px 20px;font-size:16px;font-weight:600;cursor:pointer;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";flex:0 0 auto;font-size:22px;line-height:1;color:var(--brand);transition:transform .24s var(--ease)}
.faq[open] summary::after{content:"−"}
.faq__body{padding:0 20px 20px;color:var(--text-2);font-size:15px;line-height:1.8}

/* ---------- 页脚 ---------- */
.site-footer{position:relative;margin-top:20px;background:#07060D}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--grad-brand);opacity:.75}
.footer-top{display:flex;flex-wrap:wrap;gap:24px;align-items:center;justify-content:space-between;padding-top:48px;padding-bottom:34px;border-bottom:1px solid var(--line)}
.footer-brand__row{display:flex;align-items:center;gap:10px}
.footer-brand__desc{margin-top:12px;max-width:38em;color:var(--text-2);font-size:14px}
.footer-social{display:flex;gap:12px}
.footer-social a{display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;border:1px solid var(--line);border-radius:50%;background:var(--surface);color:var(--text-2);font-size:15px;transition:transform .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease)}
.footer-social a:hover{color:var(--text);border-color:var(--brand);transform:translateY(-2px)}
.footer-mid{display:grid;gap:32px;padding:40px 0;grid-template-columns:1fr}
@media(min-width:640px){.footer-mid{grid-template-columns:repeat(2,1fr)}}
@media(min-width:1024px){.footer-mid{grid-template-columns:repeat(4,1fr)}}
.footer-col h3{font-size:14px;font-weight:700;letter-spacing:.08em;color:var(--text)}
.footer-col ul{margin-top:16px;display:grid;gap:10px}
.footer-col a,.footer-col span{color:var(--text-2);font-size:14px}
.footer-col a:hover{color:var(--mint)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:10px 24px;align-items:center;justify-content:space-between;padding-top:22px;padding-bottom:32px;border-top:1px solid var(--line);color:var(--text-3);font-size:13px}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--mint)}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* roulang page: article */
/* ==========================================================================
   设计变量
   视觉推导：关键词指向“平台入口与账号通道”类需求，访问者多在夜间、移动端快速浏览；
   站点为企业属性，需要秩序与可信感；版式走沉浸式流媒体调性，
   因此底色采用暖调近黑而非冷蓝黑，主色取电光墨紫表达平台科技度，
   辅色薄荷青绿承担“在线 / 数据徽章”语义，珊瑚橙专供入口类主按钮。
   ========================================================================== */
:root{
  --bg:#0B0A12;
  --bg-soft:#12101B;
  --surface:#171522;
  --surface-2:#1F1C2D;
  --line:rgba(255,255,255,.08);
  --brand:#7A5CFF;
  --brand-600:#5E3DF2;
  --mint:#2BE0B0;
  --accent:#FF6A3D;
  --text:#F5F3FF;
  --text-2:#B4AFCB;
  --text-3:#7C7793;
  --grad-brand:linear-gradient(135deg,#7A5CFF 0%,#B14BFF 48%,#FF6A3D 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 24px 60px rgba(0,0,0,.5);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:220ms;
  --wrap:1240px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
a:hover{color:var(--mint)}
button,input{font:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.25;letter-spacing:.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
table{border-collapse:collapse}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}
::selection{background:rgba(122,92,255,.35);color:#fff}

.wrap{
  width:100%;
  max-width:var(--wrap);
  margin:0 auto;
  padding:0 20px;
}
.grid-container{max-width:var(--wrap);padding-left:20px;padding-right:20px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:0 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),color var(--dur) var(--ease);
  white-space:nowrap;
}
.btn-sm{min-height:40px;padding:0 18px;font-size:14px}
.btn-primary{background:var(--accent);color:#180A04}
.btn-primary:hover{background:#FF8158;color:#180A04;transform:translateY(-2px);box-shadow:0 14px 32px rgba(255,106,61,.28)}
.btn-primary:active{transform:translateY(0)}
.btn-outline{background:transparent;color:var(--text);border-color:rgba(255,255,255,.18)}
.btn-outline:hover{border-color:var(--brand);background:rgba(122,92,255,.12);color:var(--text);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:6px;color:var(--text-2);
  font-size:14px;font-weight:600;background:none;border:0;padding:6px 0;cursor:pointer;
}
.btn-ghost i{transition:transform var(--dur) var(--ease)}
.btn-ghost:hover{color:var(--text)}
.btn-ghost:hover i{transform:translateX(4px)}

/* ---------- 徽章 / 标签 ---------- */
.pill{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(122,92,255,.14);color:#C9BDFF;
  font-size:12px;letter-spacing:.02em;white-space:nowrap;
}
.pill-mint{background:rgba(43,224,176,.12);color:var(--mint)}
.badge-num{
  display:inline-flex;align-items:center;gap:6px;
  height:26px;padding:0 11px;border-radius:999px;
  background:rgba(43,224,176,.12);color:var(--mint);
  font-size:12px;font-variant-numeric:tabular-nums;
}
.badge-num::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--mint)}
.live-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:32px;padding:0 14px;border-radius:999px;
  background:rgba(43,224,176,.1);color:var(--text-2);font-size:12px;
}
.live-badge b{color:var(--mint);font-variant-numeric:tabular-nums;font-weight:600}
.live-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(43,224,176,.14)}

/* ---------- 头部：品牌行 + 频道行 ---------- */
.site-header{position:sticky;top:0;z-index:60}
.brandbar{background:rgba(11,10,18,.92);border-bottom:1px solid var(--line)}
.brandbar__inner{display:flex;align-items:center;justify-content:space-between;min-height:68px;gap:16px}
.logo{display:inline-flex;align-items:center;gap:10px;font-weight:800;letter-spacing:.01em}
.logo__mark{
  width:30px;height:30px;border-radius:10px;flex:0 0 auto;
  background:var(--grad-brand);
  position:relative;
}
.logo__mark::after{
  content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:11px;height:11px;border-radius:3px;background:rgba(11,10,18,.85);
}
.logo__text{font-size:16px;color:var(--text);white-space:nowrap}
.brandbar__right{display:flex;align-items:center;gap:12px}
.hamburger{
  display:none;width:44px;height:44px;border-radius:12px;
  background:var(--surface);border:1px solid var(--line);cursor:pointer;
  padding:0;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.hamburger span{display:block;width:18px;height:2px;border-radius:2px;background:var(--text)}
.hamburger:hover{border-color:var(--brand)}

.channelbar{background:var(--bg-soft);border-bottom:1px solid var(--line)}
.channelbar__inner{
  display:flex;align-items:stretch;gap:6px;
  min-height:52px;overflow-x:auto;scrollbar-width:none;
}
.channelbar__inner::-webkit-scrollbar{display:none}
.channel{
  position:relative;display:inline-flex;align-items:center;
  padding:0 16px;font-size:15px;color:var(--text-2);white-space:nowrap;
  transition:color var(--dur) var(--ease);
}
.channel::after{
  content:"";position:absolute;left:14px;right:14px;bottom:0;height:3px;border-radius:3px 3px 0 0;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;transition:transform var(--dur) var(--ease);
}
.channel:hover{color:var(--text)}
.channel.is-active{color:var(--text);font-weight:600}
.channel.is-active::after{transform:scaleX(1)}

/* ---------- 移动抽屉 ---------- */
.drawer{
  position:fixed;inset:0 0 0 auto;width:min(86vw,360px);z-index:90;
  background:var(--bg-soft);border-left:1px solid var(--line);
  padding:24px 22px 32px;overflow-y:auto;
  transform:translateX(102%);transition:transform 260ms var(--ease);
  box-shadow:var(--sh-2);
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer__close{width:40px;height:40px;border-radius:12px;background:var(--surface);border:1px solid var(--line);color:var(--text);cursor:pointer}
.drawer__list{display:flex;flex-direction:column;gap:4px;margin-bottom:22px}
.drawer__list a{padding:13px 14px;border-radius:var(--r-sm);color:var(--text-2);font-size:15px}
.drawer__list a:hover{background:var(--surface);color:var(--text)}
.drawer__list a.is-active{background:rgba(122,92,255,.14);color:var(--text);font-weight:600}
.drawer__cta{display:block;width:100%;text-align:center}
.drawer__foot{margin-top:26px;padding-top:18px;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:10px}
.drawer__foot a{font-size:13px;color:var(--text-3)}
.drawer__foot a:hover{color:var(--mint)}
.drawer-mask{position:fixed;inset:0;background:rgba(4,3,9,.6);z-index:80;opacity:0;visibility:hidden;transition:opacity var(--dur) var(--ease),visibility var(--dur) var(--ease)}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 面包屑 ---------- */
.crumb-outer{padding:24px 0 0}
.breadcrumb{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;color:var(--text-3);
}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--mint)}
.breadcrumb span{color:var(--text-3)}
.breadcrumb em{
  font-style:normal;color:var(--text-2);max-width:340px;
  overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}
.crumb-back{margin-left:auto}

/* ---------- 文章头部 ---------- */
.article-hero{
  position:relative;
  margin-top:20px;
  padding:56px 0 48px;
  background-image:linear-gradient(90deg,rgba(11,10,18,.94) 0%,rgba(11,10,18,.82) 46%,rgba(11,10,18,.6) 100%),
                   url('/assets/images/backpic/back-2.webp');
  background-size:cover;
  background-position:center;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  border-radius:0 0 var(--r-xl) var(--r-xl);
  overflow:hidden;
}
.article-hero::after{
  content:"";position:absolute;inset:auto 0 0 0;height:1px;background:var(--grad-brand);opacity:.5;
}
.article-hero h1{
  font-size:clamp(28px,3.6vw,46px);
  font-weight:800;
  line-height:1.2;
  max-width:900px;
  margin:18px 0 18px;
}
.article-hero h1::after{
  content:"";display:block;width:96px;height:4px;border-radius:999px;
  background:var(--grad-brand);margin-top:18px;
}
.article-head__desc{
  max-width:720px;color:var(--text-2);font-size:16px;
}
.article-meta{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:22px;
}
.meta-time,.meta-read{font-size:12px;color:var(--text-3);letter-spacing:.02em;font-variant-numeric:tabular-nums}

/* ---------- 文章布局 ---------- */
.article-section{padding:56px 0 88px}
.article-layout{
  display:grid;
  grid-template-columns:minmax(0,1fr) 268px;
  gap:56px;
  align-items:start;
}
.article-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:clamp(22px,3vw,42px);
  box-shadow:var(--sh-1);
}
.article-body{max-width:820px;color:#E7E4F5;font-size:16px;line-height:1.9}
.article-body>p{margin:0 0 1.2em}
.article-body h2{
  position:relative;font-size:clamp(21px,2.1vw,27px);font-weight:700;color:var(--text);
  margin:2em 0 .85em;padding-left:18px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:4px;border-radius:999px;background:var(--grad-brand);
}
.article-body h3{font-size:18px;font-weight:600;color:var(--text);margin:1.7em 0 .65em}
.article-body h4{font-size:16px;font-weight:600;color:var(--text-2);margin:1.4em 0 .5em}
.article-body a{color:var(--mint);border-bottom:1px dashed rgba(43,224,176,.45)}
.article-body a:hover{color:var(--mint);border-bottom-style:solid;text-decoration:none}
.article-body ul,.article-body ol{margin:0 0 1.3em;padding-left:1.35em}
.article-body ul{list-style:disc}
.article-body ol{list-style:decimal}
.article-body li{margin:.45em 0}
.article-body li::marker{color:var(--brand)}
.article-body blockquote{
  margin:1.6em 0;padding:16px 22px;background:var(--surface-2);
  border-left:3px solid var(--brand);border-radius:0 var(--r-md) var(--r-md) 0;color:var(--text-2);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body code{
  background:var(--surface-2);padding:2px 7px;border-radius:6px;
  font-size:14px;color:var(--mint);font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
}
.article-body pre{
  background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;overflow-x:auto;margin:1.6em 0;
}
.article-body pre code{background:none;padding:0;color:#E7E4F5}
.article-body table{
  width:100%;margin:1.6em 0;font-size:15px;border:1px solid var(--line);
  border-radius:var(--r-md);overflow:hidden;
}
.article-body th{background:var(--surface-2);color:var(--text);text-align:left;font-weight:600}
.article-body th,.article-body td{padding:12px 14px;border-bottom:1px solid var(--line)}
.article-body tbody tr:nth-child(odd){background:rgba(255,255,255,.02)}
.article-body tbody tr:last-child td{border-bottom:0}
.article-body img{
  width:100%;border-radius:16px;border:1px solid var(--line);margin:1.6em auto;
  object-fit:cover;
}
.article-body figure{margin:1.6em 0}
.article-body figcaption{
  text-align:center;font-size:12px;color:var(--text-3);margin-top:10px;
}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}

/* ---------- 目录 ---------- */
.article-toc{
  position:sticky;top:140px;
  background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:20px;box-shadow:var(--sh-1);
}
.article-toc h2{
  font-size:13px;letter-spacing:.14em;color:var(--text-3);
  font-weight:600;margin-bottom:14px;text-transform:uppercase;
}
.article-toc ol{display:flex;flex-direction:column;gap:2px;counter-reset:toc}
.article-toc a{
  display:block;padding:8px 10px 8px 14px;border-radius:10px;
  font-size:14px;color:var(--text-2);line-height:1.5;
  border-left:2px solid transparent;transition:all var(--dur) var(--ease);
}
.article-toc a:hover{background:var(--surface-2);color:var(--text)}
.article-toc a.is-current{
  color:var(--text);font-weight:600;background:rgba(122,92,255,.12);border-left-color:var(--brand);
}
.toc-help{
  margin-top:18px;padding-top:16px;border-top:1px solid var(--line);
  font-size:12px;color:var(--text-3);line-height:1.7;
}

/* ---------- 空态 ---------- */
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:14px;text-align:center;padding:64px 20px;
}
.empty-state i{font-size:34px;color:var(--text-3)}
.empty-state p{color:var(--text-2);font-size:15px}

/* ---------- 标签 / 分享 ---------- */
.article-foot{
  display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;
  margin-top:40px;padding-top:24px;border-top:1px solid var(--line);
}
.tag-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.tag{
  display:inline-flex;align-items:center;height:30px;padding:0 14px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface-2);
  font-size:13px;color:var(--text-2);transition:all var(--dur) var(--ease);
}
.tag:hover{border-color:var(--brand);color:var(--text);background:rgba(122,92,255,.12)}
.share-row{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3)}
.share-row a{
  width:36px;height:36px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-2);
  transition:all var(--dur) var(--ease);
}
.share-row a:hover{border-color:var(--mint);color:var(--mint);background:rgba(43,224,176,.1);transform:translateY(-2px)}

/* ---------- 上一篇 / 下一篇 ---------- */
.postnav{padding:0 0 8px}
.postnav__grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.postnav__card{
  display:flex;flex-direction:column;gap:8px;
  padding:20px 22px;border-radius:var(--r-lg);
  background:var(--surface);border:1px solid var(--line);
  transition:all var(--dur) var(--ease);
}
.postnav__card:hover{
  transform:translateY(-4px);
  box-shadow:0 0 0 1px rgba(122,92,255,.45),0 20px 48px rgba(122,92,255,.18);
  border-color:transparent;
}
.postnav__dir{font-size:12px;color:var(--text-3);letter-spacing:.08em}
.postnav__title{
  font-size:16px;font-weight:600;color:var(--text);line-height:1.5;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.postnav__card.is-next{text-align:right;align-items:flex-end}

/* ---------- 相关推荐 ---------- */
.rel-section{padding:72px 0 88px;background:var(--bg-soft);border-top:1px solid var(--line)}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:32px;flex-wrap:wrap}
.sec-head h2{font-size:clamp(24px,2.4vw,34px);font-weight:700}
.sec-head h2::after{content:"";display:block;width:64px;height:4px;border-radius:999px;background:var(--grad-brand);margin-top:12px}
.sec-head__note{color:var(--text-2);font-size:14px;margin-top:10px}
.rel-grid{display:flex;flex-wrap:wrap;margin-left:-12px;margin-right:-12px}
.rel-grid>.cell{padding-left:12px;padding-right:12px;margin-bottom:24px}
.rel-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;transition:transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.rel-card:hover{
  transform:translateY(-6px);
  border-color:transparent;
  box-shadow:0 0 0 1px rgba(122,92,255,.45),0 20px 48px rgba(122,92,255,.18);
}
.rel-card__media{position:relative;aspect-ratio:16/9;background:var(--surface-2);overflow:hidden}
.rel-card__media img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease)}
.rel-card:hover .rel-card__media img{transform:scale(1.05)}
.rel-card__media .pill{position:absolute;left:12px;top:12px;backdrop-filter:blur(6px)}
.rel-card__media .badge-num{position:absolute;right:12px;top:12px}
.rel-card__body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-card__title{
  font-size:18px;font-weight:600;line-height:1.45;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-card__excerpt{
  font-size:14px;color:var(--text-2);line-height:1.7;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-card__meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:6px;font-size:12px;color:var(--text-3);font-variant-numeric:tabular-nums}

/* ---------- CTA ---------- */
.cta-band{position:relative;padding:0 0 88px}
.cta-band__inner{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  border:1px solid var(--line);
  background:
    linear-gradient(0deg,rgba(11,10,18,.72),rgba(11,10,18,.72)),
    var(--grad-brand);
  padding:clamp(28px,4vw,52px);
  display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;
}
.cta-band__inner::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:44px 44px;opacity:.5;pointer-events:none;
}
.cta-band h2{font-size:clamp(22px,2.4vw,32px);position:relative}
.cta-band p{position:relative;color:var(--text-2);margin-top:12px;font-size:15px}
.cta-form{position:relative;display:flex;gap:12px;flex-wrap:wrap}
.cta-form input[type="email"]{
  flex:1 1 220px;min-height:48px;padding:0 18px;border-radius:999px;
  background:var(--surface-2);border:1px solid var(--line);color:var(--text);
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.cta-form input[type="email"]::placeholder{color:var(--text-3)}
.cta-form input[type="email"]:focus{
  outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(122,92,255,.22);
}
.form-tip{flex:1 1 100%;font-size:12px;color:var(--text-3);margin-top:4px}
.form-tip.is-ok{color:var(--mint)}
.form-tip.is-err{color:var(--accent)}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#07060D;
  border-top:1px solid transparent;
  position:relative;
  padding:56px 0 0;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,rgba(122,92,255,.9),rgba(255,106,61,.5),rgba(11,10,18,0));
}
.footer-top{
  display:flex;align-items:flex-start;justify-content:space-between;gap:32px;flex-wrap:wrap;
  padding-bottom:36px;border-bottom:1px solid var(--line);
}
.footer-brand__row{display:flex;align-items:center;gap:10px;font-weight:800;font-size:16px}
.footer-brand__desc{color:var(--text-3);font-size:14px;line-height:1.8;max-width:520px;margin-top:14px}
.footer-social{display:flex;gap:12px}
.footer-social a{
  width:40px;height:40px;border-radius:50%;border:1px solid var(--line);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text-2);
  transition:all var(--dur) var(--ease);
}
.footer-social a:hover{border-color:var(--brand);color:var(--text);background:rgba(122,92,255,.12);transform:translateY(-2px)}
.footer-mid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px;
  padding:36px 0;border-bottom:1px solid var(--line);
}
.footer-col h3{font-size:14px;font-weight:700;color:var(--text);letter-spacing:.06em;margin-bottom:14px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--text-3);transition:color var(--dur) var(--ease)}
.footer-col a:hover{color:var(--mint)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:22px 20px 28px;font-size:12px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--mint)}
.footer-bottom__links{display:flex;gap:16px;flex-wrap:wrap}
.footer-bottom__links a{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(43,224,176,.1);color:var(--mint);font-size:12px;
}

/* ---------- 响应式 ---------- */
@media (max-width:1200px){
  .article-layout{grid-template-columns:minmax(0,1fr)}
  .article-toc{position:static;display:none}
  .cta-band__inner{grid-template-columns:1fr}
}
@media (max-width:1023px){
  .article-section{padding:44px 0 64px}
  .rel-section{padding:56px 0 68px}
  .footer-mid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px 20px}
  .postnav__grid{grid-template-columns:1fr}
  .postnav__card.is-next{text-align:left;align-items:flex-start}
}
@media (max-width:900px){
  .live-badge{display:none}
  .hamburger{display:inline-flex}
  .brandbar__right .btn-primary{display:none}
  .article-hero{padding:40px 0 36px}
}
@media (max-width:640px){
  .wrap{padding:0 16px}
  .article-hero h1{font-size:28px}
  .article-panel{border-radius:var(--r-md);padding:20px 16px}
  .article-body{font-size:16px;line-height:1.85}
  .article-foot{flex-direction:column;align-items:flex-start}
  .cta-form input[type="email"],.cta-form .btn{width:100%;flex:0 0 auto}
  .footer-mid{grid-template-columns:1fr 1fr}
  .footer-top{flex-direction:column}
}
@media (max-width:480px){
  .brandbar__inner{min-height:62px}
  .logo__text{font-size:15px}
  .footer-mid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: category1 */
/* =========================================================
   设计变量：暖调近黑底 + 电光墨紫主色 + 薄荷青绿状态色 + 珊瑚橙主 CTA
   ========================================================= */
:root{
  --bg:#0B0A12;
  --bg-soft:#12101B;
  --surface:#171522;
  --surface-2:#1F1C2D;
  --line:rgba(255,255,255,.08);
  --brand:#7A5CFF;
  --brand-600:#5E3DF2;
  --mint:#2BE0B0;
  --accent:#FF6A3D;
  --text:#F5F3FF;
  --text-2:#B4AFCB;
  --text-3:#7C7793;
  --grad-brand:linear-gradient(135deg,#7A5CFF 0%,#B14BFF 48%,#FF6A3D 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 24px 60px rgba(0,0,0,.5);
  --ease:cubic-bezier(.2,.7,.3,1);
  --font-cn:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}

/* ============ 基础 reset ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.85;
  color:var(--text);
  background:var(--bg);
  overflow-x:hidden;
  font-variant-numeric:tabular-nums;
}
img{max-width:100%;display:block}
a{color:var(--text-2);text-decoration:none;transition:color .2s var(--ease)}
a:hover,a:focus{color:var(--mint)}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:6px}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;scroll-behavior:auto !important}
}

/* ============ 容器 ============ */
.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:640px){.wrap{padding-left:32px;padding-right:32px}}
@media (min-width:1200px){.wrap{padding-left:48px;padding-right:48px}}
@media (min-width:1440px){.wrap{max-width:1360px}}

.grid-container{max-width:1240px;padding-left:20px;padding-right:20px}
@media (min-width:640px){.grid-container{padding-left:32px;padding-right:32px}}
@media (min-width:1200px){.grid-container{max-width:1240px;padding-left:48px;padding-right:48px}}
@media (min-width:1440px){.grid-container{max-width:1360px}}

/* ============ 按钮 ============ */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:50px;
  padding:0 26px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  letter-spacing:.01em;
  border:1px solid transparent;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .22s var(--ease),background .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease),color .22s var(--ease);
}
.btn-primary{background:var(--accent);color:#1A0C06;box-shadow:0 10px 28px rgba(255,106,61,.28)}
.btn-primary:hover,.btn-primary:focus{background:#FF8259;color:#1A0C06;transform:translateY(-2px)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--text);border-color:rgba(255,255,255,.18)}
.btn-ghost:hover,.btn-ghost:focus{border-color:var(--brand);background:rgba(122,92,255,.12);color:var(--text)}
.btn-link{background:none;border:none;padding:0;height:auto;color:var(--text-2);font-weight:600;font-size:14px}
.btn-link i{transition:transform .22s var(--ease)}
.btn-link:hover i{transform:translateX(4px)}
.btn-sm{height:42px;padding:0 20px;font-size:14px}
.btn-block{width:100%}

/* ============ 品牌行 ============ */
.site-header{position:relative;z-index:60}
.brandbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  min-height:68px;
  padding-top:10px;
  padding-bottom:10px;
}
.logo{display:inline-flex;align-items:center;gap:12px;color:var(--text)}
.logo:hover,.logo:focus{color:var(--text)}
.logo__mark{
  width:34px;height:34px;flex:0 0 34px;border-radius:12px;
  background:var(--grad-brand);
  box-shadow:0 8px 22px rgba(122,92,255,.35);
  position:relative;
}
.logo__mark::after{
  content:"";position:absolute;inset:9px 10px;border-radius:4px;
  background:rgba(11,10,18,.72);
}
.logo__text{font-size:19px;font-weight:800;letter-spacing:.01em;line-height:1.2}
.brandbar__right{display:flex;align-items:center;gap:12px}
.live-badge{
  display:none;align-items:center;gap:8px;
  height:28px;padding:0 14px;border-radius:999px;
  background:rgba(43,224,176,.12);
  color:var(--mint);font-size:12px;letter-spacing:.02em;
}
.live-badge b{font-weight:700}
.live-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(43,224,176,.16)}
.menu-btn{
  width:44px;height:44px;border-radius:14px;
  background:var(--surface);border:1px solid var(--line);
  color:var(--text);display:inline-flex;align-items:center;justify-content:center;
  cursor:pointer;transition:border-color .2s var(--ease),background .2s var(--ease);
}
.menu-btn:hover{border-color:var(--brand);background:rgba(122,92,255,.12)}
@media (min-width:900px){
  .live-badge{display:inline-flex}
  .menu-btn{display:none}
  .brandbar{min-height:72px}
}

/* ============ 频道行 ============ */
.channelbar{
  position:sticky;top:0;z-index:50;
  background:var(--bg-soft);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(14px);
}
.channelbar__inner{
  display:flex;align-items:center;gap:6px;
  height:52px;overflow-x:auto;
  scrollbar-width:none;-ms-overflow-style:none;
}
.channelbar__inner::-webkit-scrollbar{display:none}
.channel{
  position:relative;
  flex:0 0 auto;
  padding:0 16px;
  height:52px;
  display:inline-flex;align-items:center;
  font-size:15px;font-weight:600;color:var(--text-2);
  white-space:nowrap;
  transition:color .2s var(--ease);
}
.channel::after{
  content:"";position:absolute;left:16px;right:16px;bottom:8px;height:3px;border-radius:999px;
  background:var(--grad-brand);opacity:0;transform:scaleX(.4);
  transition:opacity .22s var(--ease),transform .22s var(--ease);
}
.channel:hover{color:var(--text)}
.channel.is-active{color:var(--text)}
.channel.is-active::after{opacity:1;transform:scaleX(1)}

/* 移动端抽屉 */
.drawer{
  position:fixed;inset:0;z-index:120;
  background:rgba(11,10,18,.94);
  backdrop-filter:blur(10px);
  padding:24px 22px 32px;
  display:flex;flex-direction:column;gap:26px;
  transform:translateY(-100%);
  opacity:0;visibility:hidden;
  transition:transform .28s var(--ease),opacity .28s var(--ease),visibility .28s var(--ease);
}
.drawer.is-open{transform:translateY(0);opacity:1;visibility:visible}
.drawer__head{display:flex;align-items:center;justify-content:space-between}
.drawer__list{display:flex;flex-direction:column;gap:4px}
.drawer__list a{
  display:block;padding:14px 4px;font-size:17px;font-weight:600;color:var(--text);
  border-bottom:1px solid var(--line);
}
.drawer__list a.is-active{color:var(--mint)}
.drawer__foot{margin-top:auto;display:flex;flex-direction:column;gap:14px}
.drawer__foot .mini{display:flex;flex-wrap:wrap;gap:14px;font-size:13px;color:var(--text-3)}
@media (min-width:900px){.drawer{display:none}}

/* ============ 分类页头横幅 ============ */
.page-hero{
  position:relative;
  min-height:280px;
  display:flex;align-items:flex-end;
  padding:120px 0 40px;
  background-image:url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
  overflow:hidden;
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,10,18,.55) 0%,rgba(11,10,18,.88) 62%,var(--bg) 100%);
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,10,18,.9) 0%,rgba(11,10,18,.35) 68%,transparent 100%);
}
.page-hero .wrap{position:relative;z-index:2}
.crumbs{
  display:flex;align-items:center;gap:8px;flex-wrap:wrap;
  font-size:13px;letter-spacing:.02em;color:var(--text-3);margin-bottom:16px;
}
.crumbs a{color:var(--text-3)}
.crumbs a:hover{color:var(--mint)}
.crumbs span{color:var(--text-3)}
.page-hero h1{
  font-size:clamp(28px,3.4vw,46px);
  font-weight:800;line-height:1.2;letter-spacing:-.01em;
  max-width:820px;
}
.page-hero h1 em{
  font-style:normal;
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-hero p.lede{
  margin-top:14px;max-width:640px;
  font-size:16px;line-height:1.8;color:var(--text-2);
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  height:28px;padding:0 14px;border-radius:999px;
  background:rgba(122,92,255,.14);
  border:1px solid rgba(122,92,255,.28);
  color:#D6CCFF;font-size:12px;letter-spacing:.02em;
}
@media (min-width:900px){.page-hero{min-height:320px;padding:150px 0 56px}}

/* ============ 板块通用 ============ */
.section{padding:56px 0}
@media (min-width:900px){.section{padding:88px 0}}
@media (min-width:1200px){.section{padding:96px 0}}
.section--soft{background:var(--bg-soft)}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:20px;flex-wrap:wrap;margin-bottom:32px;
}
.section-head h2{
  font-size:clamp(24px,2.4vw,34px);
  font-weight:700;line-height:1.25;letter-spacing:-.01em;
  position:relative;padding-top:16px;
}
.section-head h2::before{
  content:"";position:absolute;top:0;left:0;width:56px;height:4px;border-radius:999px;background:var(--grad-brand);
}
.section-head .sub{margin-top:10px;font-size:15px;color:var(--text-2);max-width:620px}

/* ============ 筛选胶囊 ============ */
.filters{
  display:flex;gap:10px;flex-wrap:wrap;
  padding:6px 0 28px;
}
.filter{
  height:38px;padding:0 18px;border-radius:999px;
  background:var(--surface);border:1px solid var(--line);
  color:var(--text-2);font-size:14px;font-weight:600;
  display:inline-flex;align-items:center;gap:8px;cursor:pointer;
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.filter:hover{color:var(--text);border-color:rgba(122,92,255,.45);background:rgba(122,92,255,.1)}
.filter.is-on{background:rgba(122,92,255,.18);border-color:rgba(122,92,255,.55);color:var(--text)}

/* ============ 卡片网格 ============ */
.card-grid{margin-top:-12px}
.card{
  height:100%;
  display:flex;flex-direction:column;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.card:hover,.card:focus-within{
  transform:translateY(-6px);
  box-shadow:var(--sh-2),0 0 0 1px rgba(122,92,255,.45),0 20px 48px rgba(122,92,255,.18);
  border-color:rgba(122,92,255,.45);
}
.card__media{position:relative;aspect-ratio:16/9;background:var(--surface-2);overflow:hidden}
.card__media img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.card:hover .card__media img{transform:scale(1.05)}
.card__media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,10,18,.05) 40%,rgba(11,10,18,.7) 100%);
}
.card__chip{
  position:absolute;top:14px;left:14px;z-index:2;
  height:26px;padding:0 12px;border-radius:999px;
  display:inline-flex;align-items:center;
  background:rgba(11,10,18,.68);border:1px solid var(--line);
  color:#DCD6F6;font-size:12px;letter-spacing:.02em;backdrop-filter:blur(6px);
}
.card__badge{
  position:absolute;top:14px;right:14px;z-index:2;
  height:26px;padding:0 11px;border-radius:999px;
  display:inline-flex;align-items:center;gap:6px;
  background:rgba(43,224,176,.14);color:var(--mint);
  font-size:12px;letter-spacing:.02em;
}
.card__badge i{font-size:10px}
.card__body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:10px;flex:1 1 auto}
.card__body h3{
  font-size:19px;font-weight:600;line-height:1.45;color:var(--text);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__body p{
  font-size:14px;line-height:1.8;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.card__meta{
  margin-top:auto;padding-top:12px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12px;letter-spacing:.02em;color:var(--text-3);
}
.card__meta .cms-item__tag{
  display:inline-flex;align-items:center;height:24px;padding:0 10px;border-radius:999px;
  background:rgba(122,92,255,.14);color:#CFC5FF;font-size:12px;
}
.card__meta time{color:var(--text-3)}
.card__link{position:absolute;inset:0;z-index:3;font-size:0;text-indent:-9999px}

/* ============ 流程步骤 ============ */
.steps{display:grid;gap:16px;grid-template-columns:1fr}
@media (min-width:640px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.steps{grid-template-columns:repeat(4,1fr)}}
.step{
  position:relative;padding:24px 22px;border-radius:var(--r-lg);
  background:var(--surface);border:1px solid var(--line);
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.step:hover{border-color:rgba(122,92,255,.45);transform:translateY(-4px)}
.step__num{
  font-size:26px;font-weight:800;line-height:1;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.step h3{margin-top:14px;font-size:17px;font-weight:600;line-height:1.5}
.step p{margin-top:8px;font-size:14px;line-height:1.8;color:var(--text-2)}

/* ============ 数据条 ============ */
.stats{
  display:grid;gap:1px;grid-template-columns:1fr;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
}
@media (min-width:640px){.stats{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.stats{grid-template-columns:repeat(4,1fr)}}
.stat{background:var(--surface);padding:28px 24px}
.stat b{
  display:block;font-size:32px;font-weight:800;line-height:1;
  color:var(--mint);letter-spacing:-.01em;
}
.stat span{display:block;margin-top:10px;font-size:14px;color:var(--text-2)}
.stat em{display:block;margin-top:4px;font-style:normal;font-size:12px;color:var(--text-3);letter-spacing:.02em}

/* ============ 要点面板 ============ */
.panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 24px;
}
.panel h3{font-size:18px;font-weight:600;margin-bottom:14px}
.panel ul{display:flex;flex-direction:column;gap:12px}
.panel li{
  position:relative;padding-left:22px;font-size:14.5px;line-height:1.8;color:var(--text-2);
}
.panel li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:3px;
  background:var(--grad-brand);
}

/* ============ FAQ ============ */
.faq{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq details{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:background .22s var(--ease),border-color .22s var(--ease);
}
.faq details[open]{background:var(--surface-2);border-color:rgba(122,92,255,.4)}
.faq summary{
  min-height:56px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 20px;cursor:pointer;list-style:none;
  font-size:15.5px;font-weight:600;color:var(--text);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";flex:0 0 auto;font-size:20px;font-weight:400;color:var(--brand);line-height:1;
  transition:transform .22s var(--ease);
}
.faq details[open] summary::after{content:"−";transform:rotate(180deg)}
.faq .faq__a{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--text-2)}

/* ============ CTA ============ */
.cta{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);
  border:1px solid var(--line);
  background:var(--surface);
  padding:34px 24px;
}
.cta::before{
  content:"";position:absolute;inset:0;opacity:.20;background:var(--grad-brand);
}
.cta::after{
  content:"";position:absolute;inset:0;opacity:.16;
  background-image:linear-gradient(rgba(255,255,255,.16) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.16) 1px,transparent 1px);
  background-size:36px 36px;
}
.cta__inner{position:relative;z-index:2;display:grid;gap:26px}
.cta h2{font-size:clamp(22px,2.2vw,30px);font-weight:700;line-height:1.3}
.cta p{margin-top:10px;font-size:15px;color:var(--text-2);max-width:520px}
.cta__form{display:flex;flex-direction:column;gap:12px}
.cta__form input{
  height:48px;padding:0 18px;border-radius:999px;
  background:var(--surface-2);border:1px solid var(--line);
  color:var(--text);font-size:15px;width:100%;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cta__form input::placeholder{color:var(--text-3)}
.cta__form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(122,92,255,.18)}
.form-msg{margin-top:12px;font-size:14px;display:none}
.form-msg.ok{display:block;color:var(--mint)}
.form-msg.err{display:block;color:var(--accent)}
@media (min-width:900px){
  .cta{padding:48px 44px}
  .cta__inner{grid-template-columns:1.1fr .9fr;align-items:center}
  .cta__form{flex-direction:row}
  .cta__form input{flex:1 1 auto}
  .cta__form .btn{flex:0 0 auto}
}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:64px;
  background:#08070E;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,transparent,rgba(122,92,255,.85),transparent) 1;
  padding:56px 0 28px;
}
.footer-top{
  display:flex;justify-content:space-between;gap:28px;flex-wrap:wrap;
  padding-bottom:32px;border-bottom:1px solid var(--line);
}
.footer-brand__row{display:flex;align-items:center;gap:12px}
.footer-brand__row .logo__mark{width:30px;height:30px;flex:0 0 30px;border-radius:11px}
.footer-brand__row .logo__text{font-size:17px;font-weight:800}
.footer-brand__desc{margin-top:14px;max-width:460px;font-size:14px;color:var(--text-2);line-height:1.85}
.footer-social{display:flex;gap:12px}
.footer-social a{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);color:var(--text-2);
  transition:color .2s var(--ease),border-color .2s var(--ease),background .2s var(--ease);
}
.footer-social a:hover{color:var(--mint);border-color:rgba(43,224,176,.5);background:rgba(43,224,176,.1)}
.footer-mid{
  display:grid;gap:28px;grid-template-columns:1fr;
  padding:34px 0;
}
@media (min-width:640px){.footer-mid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1024px){.footer-mid{grid-template-columns:repeat(4,1fr)}}
.footer-col h3{
  font-size:14px;font-weight:700;letter-spacing:.06em;color:var(--text);margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--mint)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding-top:24px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--mint)}

/* roulang page: category3 */
/* =========================================================
   设计变量：暖调近黑底 + 电光墨紫主色 + 薄荷青绿数据色 + 珊瑚橙行动色
   场景为夜间移动端快速浏览，强调秩序与可信感，避免冷蓝科技套路
   ========================================================= */
:root{
  --bg:#0B0A12;
  --bg-soft:#12101B;
  --surface:#171522;
  --surface-2:#1F1C2D;
  --line:rgba(255,255,255,.08);
  --brand:#7A5CFF;
  --brand-600:#5E3DF2;
  --mint:#2BE0B0;
  --accent:#FF6A3D;
  --text:#F5F3FF;
  --text-2:#B4AFCB;
  --text-3:#7C7793;
  --grad-brand:linear-gradient(135deg,#7A5CFF 0%,#B14BFF 48%,#FF6A3D 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 24px 60px rgba(0,0,0,.5);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:220ms;
}

/* ---------- 基础 reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans SC","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.drawer-open{overflow:hidden}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:var(--mint);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:var(--text);text-decoration:underline}
img{max-width:100%;display:block}
button,input{font:inherit;color:inherit}
b,strong{font-weight:700}
time,.num{font-variant-numeric:tabular-nums}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px}

/* ---------- 容器 ---------- */
.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding-left:20px;
  padding-right:20px;
}
@media (min-width:640px){ .wrap{padding-left:32px;padding-right:32px} }
@media (min-width:1200px){ .wrap{max-width:1360px;padding-left:48px;padding-right:48px} }

/* ---------- 顶部品牌行 ---------- */
.site-header{position:relative;z-index:80;background:var(--bg)}
.brandbar__inner{
  min-height:68px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--text)}
.logo:hover{text-decoration:none;color:var(--text)}
.logo__mark{
  width:34px;height:34px;border-radius:12px;
  background:var(--grad-brand);
  position:relative;flex:0 0 34px;
  box-shadow:0 8px 20px rgba(122,92,255,.35);
}
.logo__mark::after{
  content:"";position:absolute;inset:9px;border-radius:6px;
  background:var(--bg);opacity:.82;
}
.logo__text{font-size:19px;font-weight:800;letter-spacing:.01em;white-space:nowrap}
.brandbar__actions{display:flex;align-items:center;gap:14px}

.badge-live{
  display:inline-flex;align-items:center;gap:8px;
  height:28px;padding:0 13px;
  border-radius:999px;
  background:rgba(43,224,176,.12);
  color:var(--mint);
  font-size:12px;letter-spacing:.02em;
  white-space:nowrap;
}
.badge-live i{width:7px;height:7px;border-radius:50%;background:var(--mint);display:block}
.badge-live b{font-variant-numeric:tabular-nums;font-weight:700}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;font-weight:600;
  cursor:pointer;
  text-decoration:none;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),filter var(--dur) var(--ease);
}
.btn:hover{text-decoration:none}
.btn--primary{background:var(--accent);color:#1B0D06;box-shadow:0 12px 28px rgba(255,106,61,.28)}
.btn--primary:hover{filter:brightness(1.08);transform:translateY(-2px);color:#1B0D06}
.btn--primary:active{transform:translateY(0)}
.btn--outline{background:transparent;border-color:rgba(255,255,255,.18);color:var(--text)}
.btn--outline:hover{border-color:var(--brand);background:rgba(122,92,255,.12);color:var(--text)}
.btn--ghost{background:none;border:0;color:var(--mint);padding:0;height:auto;font-weight:600}
.btn--ghost:hover{color:var(--text);text-decoration:none}
.btn--ghost i{transition:transform var(--dur) var(--ease)}
.btn--ghost:hover i{transform:translateX(4px)}
.btn--sm{height:40px;padding:0 18px;font-size:14px}
.btn:focus-visible{outline:2px solid var(--brand);outline-offset:3px}

.nav-toggle{
  display:none;
  width:44px;height:44px;border-radius:14px;
  background:var(--surface-2);border:1px solid var(--line);
  color:var(--text);cursor:pointer;align-items:center;justify-content:center;
}

/* ---------- 频道导航行 ---------- */
.channelbar{
  position:sticky;top:0;z-index:70;
  background:rgba(18,16,27,.88);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.channelbar__inner{
  display:flex;align-items:center;gap:6px;
  height:52px;
  overflow-x:auto;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.channelbar__inner::-webkit-scrollbar{display:none}
.channel{
  position:relative;
  display:inline-flex;align-items:center;
  height:52px;padding:0 16px;
  color:var(--text-2);
  font-size:14.5px;font-weight:500;
  white-space:nowrap;
  text-decoration:none;
  transition:color var(--dur) var(--ease);
}
.channel:hover{color:var(--text);text-decoration:none}
.channel::after{
  content:"";position:absolute;left:16px;right:16px;bottom:0;height:3px;
  border-radius:3px 3px 0 0;
  background:var(--grad-brand);
  transform:scaleX(0);transform-origin:left;
  transition:transform var(--dur) var(--ease);
}
.channel.is-active{color:var(--text);font-weight:700}
.channel.is-active::after{transform:scaleX(1)}

/* ---------- 移动端抽屉 ---------- */
.drawer{
  position:fixed;inset:0 0 0 auto;
  width:min(86vw,360px);
  background:var(--bg-soft);
  border-left:1px solid var(--line);
  transform:translateX(102%);
  transition:transform 260ms var(--ease);
  z-index:120;
  display:flex;flex-direction:column;
  padding:20px 22px 28px;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}
.drawer__close{
  width:40px;height:40px;border-radius:12px;background:var(--surface-2);
  border:1px solid var(--line);color:var(--text);cursor:pointer;
}
.drawer__title{font-size:13px;color:var(--text-3);letter-spacing:.08em;margin-bottom:8px}
.drawer__list li{margin-bottom:2px}
.drawer__list a{
  display:block;padding:13px 14px;border-radius:14px;
  color:var(--text-2);font-size:15px;
}
.drawer__list a:hover{background:var(--surface);color:var(--text);text-decoration:none}
.drawer__list a.is-active{background:rgba(122,92,255,.16);color:var(--text);font-weight:700}
.drawer__cta{margin-top:22px;display:grid;gap:12px}
.drawer__foot{margin-top:auto;padding-top:26px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3)}
.drawer__foot a{display:block;padding:6px 0;color:var(--text-2)}
.scrim{
  position:fixed;inset:0;background:rgba(5,4,10,.66);
  opacity:0;visibility:hidden;transition:opacity 220ms var(--ease),visibility 220ms var(--ease);
  z-index:110;
}
.scrim.is-open{opacity:1;visibility:visible}

/* ---------- 分类页头横幅 ---------- */
.page-hero{
  position:relative;
  min-height:280px;
  display:flex;align-items:flex-end;
  padding:64px 0 40px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
}
.page-hero__bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  transform:scale(1.02);
}
.page-hero__bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(11,10,18,.55) 0%,rgba(11,10,18,.86) 58%,#0B0A12 100%),
             linear-gradient(90deg,rgba(11,10,18,.92) 0%,rgba(11,10,18,.34) 62%,rgba(11,10,18,.7) 100%);
}
.page-hero__inner{position:relative;z-index:2;max-width:820px}
.crumbs{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--text-3);letter-spacing:.02em;
  margin-bottom:18px;
}
.crumbs a{color:var(--text-3)}
.crumbs a:hover{color:var(--mint)}
.crumbs span[aria-current]{color:var(--text-2)}
.page-hero h1{
  font-size:clamp(28px,3.6vw,46px);
  font-weight:800;line-height:1.2;letter-spacing:-.01em;
  margin-bottom:16px;
  max-width:22em;
}
.page-hero h1::after{
  content:"";display:block;width:88px;height:4px;border-radius:4px;
  background:var(--grad-brand);margin-top:18px;
}
.page-hero__lead{color:var(--text-2);font-size:clamp(15px,1.5vw,17px);max-width:52ch}

/* ---------- 通用板块 ---------- */
.section{padding:64px 0}
@media (min-width:640px){ .section{padding:80px 0} }
@media (min-width:1024px){ .section{padding:96px 0} }
.section--soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section__head{margin-bottom:36px;max-width:760px}
.section__head h2{
  font-size:clamp(24px,2.4vw,34px);
  font-weight:700;line-height:1.25;
  margin-bottom:12px;
}
.section__head h2::before{
  content:"";display:block;width:48px;height:3px;border-radius:3px;
  background:var(--grad-brand);margin-bottom:16px;
}
.section__head p{color:var(--text-2);font-size:15.5px}
.section__head--row{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  max-width:none;flex-wrap:wrap;
}

/* ---------- 本页要点信息卡 ---------- */
.panel-note{
  background:linear-gradient(140deg,rgba(122,92,255,.14) 0%,rgba(31,28,45,.9) 46%,var(--surface) 100%);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 26px 24px;
  box-shadow:var(--sh-1);
}
.panel-note h2{
  font-size:19px;font-weight:700;margin-bottom:14px;
  display:flex;align-items:center;gap:10px;
}
.panel-note h2 i{color:var(--mint)}
.panel-note ul{display:grid;gap:12px}
.panel-note li{
  position:relative;padding-left:20px;color:var(--text-2);font-size:15px;
}
.panel-note li::before{
  content:"";position:absolute;left:0;top:12px;width:8px;height:8px;border-radius:50%;
  background:var(--grad-brand);
}

/* ---------- 序号榜单 ---------- */
.rank-group + .rank-group{margin-top:64px}
.rank-group__title{
  display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;
  padding-bottom:16px;border-bottom:1px solid var(--line);margin-bottom:8px;
}
.rank-group__title h3{font-size:clamp(19px,1.8vw,23px);font-weight:700}
.rank-group__title span{font-size:13px;color:var(--text-3);letter-spacing:.02em}

.rank-list{display:block}
.rank-item{
  display:grid;
  grid-template-columns:104px 116px minmax(0,1fr);
  grid-template-areas:"num thumb body";
  gap:26px;
  align-items:center;
  padding:26px 4px;
  border-bottom:1px solid var(--line);
  transition:background var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.rank-item:hover{background:rgba(122,92,255,.06);transform:translateX(4px)}
.rank-item__num{
  grid-area:num;
  font-size:clamp(38px,4vw,52px);
  font-weight:800;line-height:1;
  font-variant-numeric:tabular-nums;
  background:var(--grad-brand);
  -webkit-background-clip:text;background-clip:text;
  color:transparent;
  letter-spacing:-.02em;
}
.rank-item__thumb{
  grid-area:thumb;
  width:116px;aspect-ratio:1/1;
  border-radius:var(--r-md);
  overflow:hidden;
  background:var(--surface-2);
  border:1px solid var(--line);
}
.rank-item__thumb img{width:100%;height:100%;object-fit:cover;transition:transform 320ms var(--ease)}
.rank-item:hover .rank-item__thumb img{transform:scale(1.06)}
.rank-item__body{grid-area:body;min-width:0}
.rank-item__body h4{font-size:18px;font-weight:600;margin-bottom:8px}
.rank-item__body p{color:var(--text-2);font-size:15px;line-height:1.8;max-width:64ch}
.rank-item__meta{
  margin-top:10px;display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-3);letter-spacing:.02em;
}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;
  border-radius:999px;
  background:rgba(122,92,255,.14);
  color:#C9BCFF;font-size:12px;letter-spacing:.02em;
  white-space:nowrap;
}
.tag--mint{background:rgba(43,224,176,.12);color:var(--mint)}

/* ---------- 定位流程 ---------- */
.flow{display:grid;gap:18px}
@media (min-width:900px){ .flow{grid-template-columns:repeat(4,1fr);gap:22px} }
.flow__step{
  position:relative;
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px 22px;
  box-shadow:var(--sh-1);
  transition:transform var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.flow__step:hover{
  transform:translateY(-6px);
  border-color:rgba(122,92,255,.45);
  box-shadow:0 20px 48px rgba(122,92,255,.18);
}
.flow__idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:12px;
  background:rgba(122,92,255,.16);color:#CFC3FF;
  font-weight:700;font-size:14px;margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.flow__step h3{font-size:17px;font-weight:600;margin-bottom:8px}
.flow__step p{color:var(--text-2);font-size:14.5px;line-height:1.78}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:900px}
.faq details{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  overflow:hidden;
  transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.faq details[open]{background:var(--surface-2);border-color:rgba(122,92,255,.35)}
.faq summary{
  list-style:none;cursor:pointer;
  min-height:56px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:14px 20px;
  font-size:16px;font-weight:600;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";font-size:22px;line-height:1;color:var(--mint);flex:0 0 auto;
  transition:transform var(--dur) var(--ease);
}
.faq details[open] summary::after{content:"−"}
.faq .faq__body{padding:0 20px 20px;color:var(--text-2);font-size:15px;line-height:1.8}

/* ---------- CTA 横幅 ---------- */
.cta{
  position:relative;
  border-radius:var(--r-xl);
  overflow:hidden;
  border:1px solid var(--line);
  background:
    linear-gradient(135deg,rgba(122,92,255,.28) 0%,rgba(177,75,255,.16) 48%,rgba(255,106,61,.22) 100%),
    var(--surface);
  padding:40px 26px;
  box-shadow:var(--sh-2);
}
.cta::before{
  content:"";position:absolute;inset:0;opacity:.28;
  background-image:
    linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:44px 44px;
  pointer-events:none;
}
.cta__inner{position:relative;z-index:2;display:grid;gap:26px}
@media (min-width:900px){
  .cta{padding:52px 48px}
  .cta__inner{grid-template-columns:1.05fr .95fr;align-items:center;gap:40px}
}
.cta h2{font-size:clamp(24px,2.4vw,32px);font-weight:800;line-height:1.28;margin-bottom:12px}
.cta p{color:var(--text-2);font-size:15.5px;max-width:46ch}
.cta__form{display:grid;gap:12px}
@media (min-width:640px){
  .cta__form{grid-template-columns:1fr auto;align-items:center}
}
.field{
  height:48px;width:100%;
  background:var(--surface-2);
  border:1px solid var(--line);
  border-radius:999px;
  padding:0 20px;
  color:var(--text);
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.field::placeholder{color:var(--text-3)}
.field:focus{
  outline:none;border-color:var(--brand);
  box-shadow:0 0 0 4px rgba(122,92,255,.18);
}
.cta__hint{font-size:12.5px;color:var(--text-3);margin-top:12px}
.cta__msg{margin-top:12px;font-size:14px;display:none}
.cta__msg.is-ok{display:block;color:var(--mint)}
.cta__msg.is-err{display:block;color:var(--accent)}

/* ---------- 页脚 ---------- */
.site-footer{
  background:#08070E;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,rgba(122,92,255,.8),rgba(255,106,61,.5),rgba(122,92,255,0)) 1;
  padding-top:56px;
}
.footer-top{
  display:flex;flex-wrap:wrap;gap:26px;
  justify-content:space-between;align-items:flex-start;
  padding-bottom:34px;border-bottom:1px solid var(--line);
}
.footer-brand__row{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand__desc{color:var(--text-2);font-size:14.5px;max-width:60ch}
.footer-social{display:flex;gap:12px}
.footer-social a{
  width:40px;height:40px;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--surface);border:1px solid var(--line);
  color:var(--text-2);font-size:15px;
  transition:transform var(--dur) var(--ease),color var(--dur) var(--ease),border-color var(--dur) var(--ease);
}
.footer-social a:hover{transform:translateY(-3px);color:var(--mint);border-color:rgba(43,224,176,.5);text-decoration:none}
.footer-mid{
  display:grid;gap:30px;
  padding:38px 0;
  grid-template-columns:1fr;
}
@media (min-width:640px){ .footer-mid{grid-template-columns:1fr 1fr} }
@media (min-width:1024px){ .footer-mid{grid-template-columns:1.4fr 1fr 1fr 1fr} }
.footer-col h3{font-size:14px;font-weight:700;letter-spacing:.06em;margin-bottom:16px;color:var(--text)}
.footer-col li{margin-bottom:10px}
.footer-col a{color:var(--text-2);font-size:14.5px}
.footer-col a:hover{color:var(--mint)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:14px;
  align-items:center;justify-content:space-between;
  padding:22px 0 34px;
  border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}
.footer-bottom ul{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom a{color:var(--text-3);font-size:13px}
.footer-bottom a:hover{color:var(--mint)}

/* ---------- 响应式 ---------- */
@media (max-width:1023px){
  .page-hero{min-height:250px;padding:56px 0 34px}
}
@media (max-width:899px){
  .nav-toggle{display:inline-flex}
  .brandbar__actions .btn--primary{display:none}
}
@media (max-width:767px){
  .rank-item{
    grid-template-columns:auto auto 1fr;
    grid-template-areas:
      "num thumb ."
      "body body body";
    gap:16px;
    padding:22px 0;
    align-items:center;
  }
  .rank-item__num{font-size:36px}
  .rank-item__thumb{width:88px}
}
@media (max-width:519px){
  .logo__text{font-size:16.5px}
  .badge-live span{display:none}
  .section{padding:56px 0}
  .page-hero{padding:48px 0 30px}
  .panel-note{padding:22px 18px}
  .btn{width:100%}
  .section__head--row .btn{width:auto}
  .footer-top{padding-bottom:26px}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
}

/* roulang page: category2 */
/* ===== 设计变量：暖调近黑基底，电光墨紫承载平台科技度，薄荷青绿承担在线状态语义，珊瑚橙专供主行动按钮 ===== */
:root{
  --bg:#0B0A12;
  --bg-soft:#12101B;
  --surface:#171522;
  --surface-2:#1F1C2D;
  --line:rgba(255,255,255,.08);
  --brand:#7A5CFF;
  --brand-600:#5E3DF2;
  --mint:#2BE0B0;
  --accent:#FF6A3D;
  --text:#F5F3FF;
  --text-2:#B4AFCB;
  --text-3:#7C7793;
  --grad-brand:linear-gradient(135deg,#7A5CFF 0%,#B14BFF 48%,#FF6A3D 100%);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-xl:32px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 24px 60px rgba(0,0,0,.5);
  --ease:cubic-bezier(.2,.7,.3,1);
  --dur:220ms;
  --sec:96px;
}

/* ===== 基础 reset ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"HarmonyOS Sans","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  font-size:16px;
  line-height:1.85;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,h6{margin:0;color:var(--text);font-weight:700;line-height:1.28;letter-spacing:.01em}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul,ol{margin:0;padding:0;list-style:none}
img{display:block;max-width:100%;height:auto}
a{color:var(--mint);text-decoration:none;transition:color var(--dur) var(--ease)}
a:hover{color:#fff}
button,input,textarea,select{font:inherit;color:inherit}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--brand);outline-offset:3px;border-radius:4px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.num{font-variant-numeric:tabular-nums}

/* ===== 容器 ===== */
.wrap{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 20px;
}
@media (min-width:640px){.wrap{padding:0 32px}}
@media (min-width:1024px){.wrap{padding:0 48px}}
@media (min-width:1440px){.wrap{max-width:1360px}}

/* ===== 顶部品牌行 ===== */
.site-header{position:relative;z-index:60}
.brandbar{background:rgba(11,10,18,.94);border-bottom:1px solid var(--line)}
.brandbar__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:68px}
.logo{display:inline-flex;align-items:center;gap:10px;color:var(--text);font-weight:800;font-size:17px;letter-spacing:.01em}
.logo:hover{color:var(--text);text-decoration:none}
.logo__mark{
  width:28px;height:28px;border-radius:9px;background:var(--grad-brand);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.18),0 6px 18px rgba(122,92,255,.35);
  flex:none;
}
.logo__text{white-space:nowrap}
.brand-actions{display:flex;align-items:center;gap:12px}
.live-badge{
  display:inline-flex;align-items:center;gap:8px;
  height:34px;padding:0 14px;border-radius:999px;
  background:rgba(43,224,176,.10);border:1px solid rgba(43,224,176,.26);
  color:var(--mint);font-size:12.5px;letter-spacing:.02em;font-variant-numeric:tabular-nums;
  white-space:nowrap;
}
.live-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--mint);box-shadow:0 0 0 4px rgba(43,224,176,.14);flex:none}
.brandbar .btn{height:44px;padding:0 22px;font-size:14.5px}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:var(--surface);color:var(--text);cursor:pointer;align-items:center;justify-content:center;
  transition:border-color var(--dur) var(--ease),background var(--dur) var(--ease);
}
.nav-toggle:hover{border-color:rgba(122,92,255,.5);background:var(--surface-2)}
.nav-toggle i{font-size:16px}

/* ===== 频道行 ===== */
.channelbar{
  position:sticky;top:0;z-index:55;
  background:var(--bg-soft);
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(14px);
}
.channelbar__inner{
  display:flex;align-items:stretch;gap:6px;height:52px;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.channelbar__inner::-webkit-scrollbar{display:none}
.channel{
  position:relative;display:inline-flex;align-items:center;
  padding:0 16px;color:var(--text-2);font-size:14.5px;white-space:nowrap;
  transition:color var(--dur) var(--ease);
}
.channel:hover{color:var(--text);text-decoration:none}
.channel::after{
  content:"";position:absolute;left:12px;right:12px;bottom:0;height:3px;border-radius:3px 3px 0 0;
  background:var(--grad-brand);transform:scaleX(0);transform-origin:left;
  transition:transform var(--dur) var(--ease);
}
.channel.is-active{color:var(--text);font-weight:600}
.channel.is-active::after{transform:scaleX(1)}

/* ===== 移动抽屉 ===== */
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,5,12,.72);backdrop-filter:blur(3px);
  opacity:0;visibility:hidden;transition:opacity var(--dur) var(--ease),visibility var(--dur) var(--ease);z-index:90;
}
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:min(86vw,360px);
  background:var(--bg-soft);border-right:1px solid var(--line);
  transform:translateX(-102%);transition:transform 260ms var(--ease);
  z-index:95;display:flex;flex-direction:column;padding:20px;
  overflow-y:auto;
}
body.drawer-open .drawer{transform:translateX(0)}
body.drawer-open .drawer-mask{opacity:1;visibility:visible}
.drawer__head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px}
.drawer__close{width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:transparent;color:var(--text);cursor:pointer}
.drawer__title{font-size:12px;color:var(--text-3);letter-spacing:.08em;margin:6px 0 10px}
.drawer__link{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 14px;border-radius:var(--r-md);color:var(--text-2);font-size:15px;
  border:1px solid transparent;transition:all var(--dur) var(--ease);
}
.drawer__link:hover,.drawer__link.is-active{background:var(--surface);border-color:var(--line);color:var(--text);text-decoration:none}
.drawer__link i{font-size:12px;color:var(--text-3)}
.drawer .btn{width:100%;justify-content:center;margin-top:20px}
.drawer__foot{margin-top:auto;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:12px}
.drawer__foot a{font-size:13px;color:var(--text-3)}
.drawer__foot a:hover{color:var(--mint);text-decoration:none}

@media (max-width:899px){
  .nav-toggle{display:inline-flex}
  .brand-actions .live-badge{display:none}
  .brand-actions .btn{display:none}
}

/* ===== 按钮 ===== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:50px;padding:0 26px;border-radius:999px;
  font-size:15px;font-weight:600;letter-spacing:.01em;
  border:1px solid transparent;cursor:pointer;text-decoration:none;white-space:nowrap;
  transition:transform var(--dur) var(--ease),background var(--dur) var(--ease),border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),filter var(--dur) var(--ease);
}
.btn:hover{text-decoration:none}
.btn--primary{background:var(--accent);color:#1B0A03;box-shadow:0 12px 30px rgba(255,106,61,.26)}
.btn--primary:hover{filter:brightness(1.07);transform:translateY(-2px);color:#1B0A03}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{background:transparent;border-color:rgba(255,255,255,.18);color:var(--text)}
.btn--ghost:hover{border-color:var(--brand);background:rgba(122,92,255,.12);color:var(--text);transform:translateY(-2px)}
.btn--ghost:active{transform:translateY(0)}
.btn--sm{height:42px;padding:0 20px;font-size:14px}
.btn--block{width:100%}

/* ===== 徽章 / 标签 ===== */
.badge{
  display:inline-flex;align-items:center;gap:7px;
  height:26px;padding:0 12px;border-radius:999px;
  background:rgba(43,224,176,.12);color:var(--mint);
  font-size:12px;letter-spacing:.02em;font-variant-numeric:tabular-nums;white-space:nowrap;
}
.badge .dot{width:6px;height:6px;border-radius:50%;background:var(--mint);flex:none}
.tag{
  display:inline-flex;align-items:center;height:26px;padding:0 12px;border-radius:999px;
  background:rgba(122,92,255,.14);color:#C9BAFF;font-size:12px;letter-spacing:.02em;white-space:nowrap;
  border:1px solid rgba(122,92,255,.22);
}

/* ===== 分类页头 ===== */
.cat-hero{position:relative;overflow:hidden;background:var(--bg);min-height:288px;display:flex;align-items:center}
.cat-hero__bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;background-position:center;
  opacity:.5;
}
.cat-hero__veil{
  position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(11,10,18,.96) 0%,rgba(11,10,18,.82) 45%,rgba(11,10,18,.55) 100%),
             linear-gradient(0deg,rgba(11,10,18,.98) 0%,rgba(11,10,18,0) 55%);
}
.cat-hero__inner{position:relative;z-index:2;padding:56px 0 52px;max-width:760px}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:16px;letter-spacing:.02em}
.crumbs a{color:var(--text-3)}
.crumbs a:hover{color:var(--mint);text-decoration:none}
.crumbs span.sep{opacity:.6}
.crumbs span.current{color:var(--text-2)}
.cat-hero h1{font-size:clamp(28px,3.6vw,44px);font-weight:800;line-height:1.22;margin-bottom:14px}
.cat-hero__lead{color:var(--text-2);font-size:16.5px;max-width:620px;margin-bottom:22px}
.cat-hero__meta{display:flex;flex-wrap:wrap;gap:10px}

/* ===== 通用板块 ===== */
.section{padding:var(--sec) 0}
.section--soft{background:var(--bg-soft)}
.section--tight{padding:64px 0}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.sec-head__text{max-width:700px}
.sec-head h2{font-size:clamp(24px,2.4vw,34px);font-weight:700;position:relative;padding-bottom:14px}
.sec-head h2::after{
  content:"";position:absolute;left:0;bottom:0;width:56px;height:3px;border-radius:3px;background:var(--grad-brand);
}
.sec-head p{color:var(--text-2);font-size:15px;margin-top:12px}
.ghost-link{display:inline-flex;align-items:center;gap:8px;color:var(--text-2);font-size:14.5px;font-weight:600}
.ghost-link i{transition:transform var(--dur) var(--ease);font-size:12px}
.ghost-link:hover{color:var(--mint);text-decoration:none}
.ghost-link:hover i{transform:translateX(4px)}

/* ===== 数据卡 ===== */
.stat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
@media (min-width:900px){.stat-grid{grid-template-columns:repeat(4,1fr);gap:20px}}
.stat-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease),transform var(--dur) var(--ease);
}
.stat-card:hover{border-color:rgba(122,92,255,.45);box-shadow:0 0 0 1px rgba(122,92,255,.45),0 20px 48px rgba(122,92,255,.18);transform:translateY(-4px)}
.stat-card__num{font-size:clamp(28px,3vw,38px);font-weight:800;line-height:1.1;color:var(--mint);font-variant-numeric:tabular-nums;display:block;margin-bottom:6px}
.stat-card__title{font-size:15.5px;font-weight:600;margin-bottom:6px}
.stat-card__desc{font-size:13.5px;color:var(--text-3);line-height:1.7}

/* ===== 筛选胶囊 ===== */
.pills{display:flex;gap:10px;overflow-x:auto;padding-bottom:6px;margin-bottom:26px;scrollbar-width:none}
.pills::-webkit-scrollbar{display:none}
.pill{
  display:inline-flex;align-items:center;height:38px;padding:0 18px;border-radius:999px;
  border:1px solid var(--line);background:var(--surface);color:var(--text-2);
  font-size:14px;white-space:nowrap;transition:all var(--dur) var(--ease);
}
.pill:hover{border-color:rgba(122,92,255,.5);color:var(--text);text-decoration:none;background:var(--surface-2)}
.pill.is-active{background:rgba(122,92,255,.16);border-color:rgba(122,92,255,.55);color:#D8CDFF;font-weight:600}

/* ===== 行列表（本页主版式） ===== */
.row-list{border-top:1px solid var(--line)}
.list-row{
  display:grid;grid-template-columns:1fr;gap:20px;
  padding:26px 0;border-bottom:1px solid var(--line);
  transition:background var(--dur) var(--ease);
}
@media (min-width:900px){
  .list-row{grid-template-columns:5fr 7fr;gap:36px;align-items:center;padding:28px 0}
}
.list-row:hover{background:rgba(122,92,255,.045)}
.list-row__media{position:relative;overflow:hidden;border-radius:var(--r-lg);background:var(--surface-2);aspect-ratio:16/9}
.list-row__media img{width:100%;height:100%;object-fit:cover;transition:transform 420ms var(--ease)}
.list-row:hover .list-row__media img{transform:scale(1.05)}
.list-row__badge{position:absolute;top:12px;left:12px}
.list-row__body{min-width:0}
.list-row__top{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.list-row h3{font-size:19px;font-weight:600;line-height:1.4;margin-bottom:10px}
.list-row:hover h3{color:#EDE7FF}
.list-row__excerpt{color:var(--text-2);font-size:15px;line-height:1.8;margin-bottom:12px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.list-row__meta{display:flex;flex-wrap:wrap;gap:16px;font-size:12.5px;color:var(--text-3);letter-spacing:.02em;font-variant-numeric:tabular-nums}
.list-row__meta i{margin-right:6px;font-size:11.5px;color:var(--text-3)}

/* ===== 流程时间线 ===== */
.steps{display:grid;grid-template-columns:1fr;gap:16px;counter-reset:step}
@media (min-width:768px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (min-width:1200px){.steps{grid-template-columns:repeat(5,1fr)}}
.step{
  position:relative;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:24px 20px 22px;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.step:hover{border-color:rgba(122,92,255,.45);transform:translateY(-4px);box-shadow:0 0 0 1px rgba(122,92,255,.4),0 20px 48px rgba(122,92,255,.16)}
.step__no{
  display:block;font-size:26px;font-weight:800;line-height:1;margin-bottom:14px;
  background:var(--grad-brand);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:16.5px;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--text-3);line-height:1.75}

/* ===== 图文对块 ===== */
.duo{display:grid;grid-template-columns:1fr;gap:20px}
@media (min-width:900px){.duo{grid-template-columns:repeat(2,1fr);gap:24px}}
.duo-card{
  display:grid;grid-template-columns:1fr;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  transition:border-color var(--dur) var(--ease),transform var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
@media (min-width:640px){.duo-card{grid-template-columns:200px 1fr}}
.duo-card:hover{border-color:rgba(122,92,255,.45);transform:translateY(-4px);box-shadow:0 0 0 1px rgba(122,92,255,.38),0 20px 48px rgba(122,92,255,.16)}
.duo-card__media{aspect-ratio:16/9;background:var(--surface-2);overflow:hidden}
@media (min-width:640px){.duo-card__media{aspect-ratio:auto;height:100%}}
.duo-card__media img{width:100%;height:100%;object-fit:cover}
.duo-card__body{padding:22px}
.duo-card__body h3{font-size:18px;margin:10px 0 10px}
.duo-card__body p{font-size:14px;color:var(--text-2);line-height:1.8}

/* ===== FAQ ===== */
.faq{display:grid;gap:14px;max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:var(--surface);overflow:hidden;transition:background var(--dur) var(--ease),border-color var(--dur) var(--ease)}
.faq-item[open]{background:var(--surface-2);border-color:rgba(122,92,255,.4)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:56px;padding:14px 20px;cursor:pointer;list-style:none;
  font-size:15.5px;font-weight:600;color:var(--text);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:none;width:26px;height:26px;border-radius:50%;
  display:grid;place-items:center;font-size:16px;font-weight:600;
  border:1px solid var(--line);color:var(--text-2);transition:all var(--dur) var(--ease);
}
.faq-item[open] summary::after{content:"−";background:rgba(122,92,255,.2);border-color:rgba(122,92,255,.5);color:#D8CDFF}
.faq-item__a{padding:0 20px 20px;color:var(--text-2);font-size:15px;line-height:1.8}

/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:var(--bg-soft);
}
.cta-band::before{
  content:"";position:absolute;inset:0;background:var(--grad-brand);opacity:.13;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:44px 44px;opacity:.5;
}
.cta-band__inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr;gap:28px;padding:72px 0}
@media (min-width:900px){.cta-band__inner{grid-template-columns:1.05fr .95fr;align-items:center;gap:48px;padding:80px 0}}
.cta-band h2{font-size:clamp(24px,2.6vw,34px);margin-bottom:14px}
.cta-band__desc{color:var(--text-2);font-size:15.5px;max-width:520px}
.cta-form{display:grid;gap:12px}
@media (min-width:640px){.cta-form{grid-template-columns:1fr auto}}
.cta-form input{
  height:52px;padding:0 18px;border-radius:999px;background:var(--surface-2);
  border:1px solid var(--line);color:var(--text);width:100%;
  transition:border-color var(--dur) var(--ease),box-shadow var(--dur) var(--ease);
}
.cta-form input::placeholder{color:var(--text-3)}
.cta-form input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px rgba(122,92,255,.22)}
.form-msg{grid-column:1/-1;font-size:13.5px;color:var(--mint);min-height:20px;margin:0}
.form-msg.is-error{color:var(--accent)}
.cta-note{grid-column:1/-1;font-size:12.5px;color:var(--text-3);margin:0}

/* ===== 页脚 ===== */
.site-footer{
  background:#08070E;border-top:1px solid var(--line);position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,var(--brand),var(--accent),transparent);opacity:.6;
}
.footer-top{
  display:flex;flex-wrap:wrap;gap:24px;align-items:flex-start;justify-content:space-between;
  padding-top:56px;padding-bottom:32px;
}
.footer-brand__row{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand__row .logo__mark{width:26px;height:26px;border-radius:8px}
.footer-brand__row .logo__text{font-weight:800;font-size:17px;color:var(--text)}
.footer-brand__desc{max-width:460px;color:var(--text-3);font-size:14px;line-height:1.8;margin:0}
.footer-social{display:flex;gap:12px}
.footer-social a{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--text-2);background:var(--surface);
  transition:all var(--dur) var(--ease);
}
.footer-social a:hover{border-color:rgba(122,92,255,.6);color:var(--text);background:rgba(122,92,255,.14);text-decoration:none;transform:translateY(-2px)}
.footer-mid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:28px;
  padding-top:24px;padding-bottom:36px;border-top:1px solid var(--line);
}
@media (min-width:900px){.footer-mid{grid-template-columns:repeat(4,1fr);gap:32px}}
.footer-col h3{font-size:14px;font-weight:700;letter-spacing:.06em;margin-bottom:16px;color:var(--text)}
.footer-col li{margin-bottom:10px}
.footer-col a{color:var(--text-3);font-size:14px}
.footer-col a:hover{color:var(--mint);text-decoration:none}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px 24px;align-items:center;justify-content:space-between;
  padding-top:22px;padding-bottom:34px;border-top:1px solid var(--line);
}
.footer-bottom p{margin:0;font-size:13px;color:var(--text-3)}
.footer-bottom ul{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom a{font-size:13px;color:var(--text-3)}
.footer-bottom a:hover{color:var(--mint);text-decoration:none}

/* ===== 空态 ===== */
.empty{
  display:grid;place-items:center;gap:12px;text-align:center;
  padding:64px 20px;border:1px dashed var(--line);border-radius:var(--r-lg);background:var(--surface);
}
.empty i{font-size:26px;color:var(--text-3)}

/* ===== 动效降级 ===== */
@media (prefers-reduced-motion: reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important}
}

/* ===== Foundation 覆盖 ===== */
body,button,input,select,textarea{font-family:"HarmonyOS Sans","PingFang SC","Noto Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
.grid-container,.grid-x{margin-left:0;margin-right:0;padding-left:0;padding-right:0;max-width:none}
.grid-x{display:block}
.grid-x > .cell{padding-left:0;padding-right:0}
.button{border-radius:999px}