/* roulang page: index */
:root{
  --bg-900:#060B14;--bg-800:#0A1220;--bg-700:#101B2E;
  --primary:#17D6C4;--secondary:#7A5CFF;--accent:#FFB020;--hot:#FF5C7A;
  --text-1:#E8F1FA;--text-2:#A9BCD0;--text-3:#6E8499;
  --line:rgba(160,220,240,.14);
  --glass:linear-gradient(160deg,rgba(23,214,196,.06),rgba(122,92,255,.05));
  --radius-s:12px;--radius-m:16px;--radius-l:20px;
  --shadow-a:0 8px 24px -8px rgba(255,176,32,.55);
  --shadow-a-h:0 12px 32px -6px rgba(255,176,32,.62);
  --head-h:112px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;padding-top:var(--head-h);
  background:var(--bg-900);color:var(--text-1);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;line-height:1.85;letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(23,214,196,.09),transparent 62%),
    radial-gradient(760px 480px at 92% 4%,rgba(122,92,255,.09),transparent 60%),
    repeating-linear-gradient(135deg,rgba(160,220,240,.030) 0 1px,transparent 1px 14px);
}
img{max-width:100%;display:block;border:0}
a{color:var(--text-1);text-decoration:none;transition:color .2s ease-out,border-color .2s ease-out,background-color .2s ease-out}
a:hover{color:var(--primary)}
h1,h2,h3,h4{margin:0;letter-spacing:-.01em;font-weight:700;color:var(--text-1)}
h1{font-size:clamp(28px,4vw,44px);line-height:1.22}
h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3}
h3{font-size:19px;line-height:1.4;font-weight:600}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input{font-family:inherit;font-size:inherit}
time,.num{font-variant-numeric:tabular-nums}
::selection{background:rgba(23,214,196,.25);color:#fff}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(23,214,196,.35);border-radius:999px}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.container{position:relative;z-index:1;width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.section{padding:96px 0;position:relative}
.section--tight{padding:72px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:36px;flex-wrap:wrap}
.section-title{position:relative;padding-left:16px}
.section-title::before{content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:8px;border-radius:3px;background:linear-gradient(180deg,var(--primary),var(--secondary))}
.section-desc{margin-top:10px;color:var(--text-2);font-size:15px;max-width:640px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;letter-spacing:.14em;color:var(--primary);text-transform:uppercase;font-variant-numeric:tabular-nums}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--primary);opacity:.7}

/* ---------- header ---------- */
.site-header{position:fixed;top:0;left:0;right:0;z-index:120;background:rgba(6,11,20,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.header-top{display:flex;align-items:center;gap:22px;height:68px}
.brand{display:flex;align-items:baseline;gap:2px;font-size:19px;font-weight:700;white-space:nowrap}
.brand .seg-1{color:var(--primary)}
.brand .seg-2{color:var(--text-1)}
.main-nav{display:flex;align-items:center;gap:22px;margin-left:8px}
.main-nav a{position:relative;font-size:15px;color:var(--text-2);padding:6px 0}
.main-nav a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .2s ease-out}
.main-nav a:hover{color:var(--text-1)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--text-1)}
.main-nav a.is-active::after{transform:scaleX(1)}
.header-tools{display:flex;align-items:center;gap:12px;margin-left:auto}
.search-box{display:flex;align-items:center;gap:8px;height:40px;padding:0 14px;border-radius:12px;border:1px solid var(--line);background:var(--glass);min-width:200px}
.search-box i{color:var(--text-3);font-size:14px}
.search-box input{flex:1;min-width:0;background:transparent;border:0;color:var(--text-1);outline:none;font-size:14px}
.search-box input::placeholder{color:var(--text-3)}
.search-box:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px rgba(255,176,32,.18)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 26px;border-radius:12px;border:1px solid transparent;font-size:15px;font-weight:600;cursor:pointer;transition:transform .2s ease-out,box-shadow .2s ease-out,background-color .2s ease-out,border-color .2s ease-out,color .2s ease-out}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-accent{background:var(--accent);color:#1A1204;box-shadow:var(--shadow-a)}
.btn-accent:hover{color:#1A1204;transform:translateY(-2px);box-shadow:var(--shadow-a-h)}
.btn-ghost{background:var(--glass);color:var(--text-1);border-color:rgba(23,214,196,.55)}
.btn-ghost:hover{color:var(--text-1);border-color:var(--primary);box-shadow:0 0 0 4px rgba(23,214,196,.12)}
.menu-toggle{display:none;width:40px;height:40px;border-radius:12px;border:1px solid var(--line);background:var(--glass);color:var(--text-1);cursor:pointer}
.channel-bar{height:44px;border-top:1px solid var(--line);position:relative;overflow:hidden}
.channel-bar::after{content:"";position:absolute;top:0;right:0;bottom:0;width:70px;background:linear-gradient(90deg,transparent,rgba(6,11,20,.95));pointer-events:none}
.channel-scroll{display:flex;align-items:center;gap:10px;height:44px;overflow-x:auto;scroll-snap-type:x proximity;scrollbar-width:none;-ms-overflow-style:none}
.channel-scroll::-webkit-scrollbar{display:none}
.channel-pill{flex:0 0 auto;scroll-snap-align:start;display:inline-flex;align-items:center;height:30px;padding:0 15px;border-radius:999px;border:1px solid var(--line);background:rgba(16,27,46,.6);color:var(--text-2);font-size:13px;letter-spacing:.02em}
.channel-pill:hover{color:var(--text-1);border-color:rgba(23,214,196,.5)}
.channel-pill.is-active{background:var(--primary);border-color:var(--primary);color:#04201D;font-weight:600}
.drawer{position:fixed;top:0;left:0;bottom:0;width:280px;z-index:200;background:var(--bg-800);border-right:1px solid var(--line);transform:translateX(-100%);transition:transform .22s ease-out;padding:22px 20px;overflow-y:auto}
.drawer.is-open{transform:translateX(0)}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:var(--glass);color:var(--text-1);cursor:pointer;margin-bottom:18px}
.drawer-list li+li{margin-top:6px}
.drawer-list a{display:block;padding:12px 14px;border-radius:12px;color:var(--text-2);border:1px solid transparent}
.drawer-list a:hover,.drawer-list a.is-active{color:var(--text-1);border-color:var(--line);background:var(--glass)}
.drawer .btn{width:100%;margin-top:18px}
.backdrop{position:fixed;inset:0;background:rgba(4,8,14,.6);z-index:190;opacity:0;visibility:hidden;transition:opacity .2s ease-out}
.backdrop.is-open{opacity:1;visibility:visible}

/* ---------- hero ---------- */
.hero{position:relative;padding:72px 0 80px;background-image:url('/assets/images/backpic/back-1.webp');background-size:cover;background-position:center;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(6,11,20,.94) 0%,rgba(6,11,20,.80) 48%,rgba(6,11,20,.58) 100%)}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,.85fr);gap:40px;align-items:center}
.hero-panel{padding:40px;border-radius:var(--radius-l);border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,.06)}
.hero h1{margin:16px 0 18px}
.hero-sub{color:var(--text-2);font-size:17px;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line)}
.hero-stat span{display:block;font-size:13px;color:var(--text-3)}
.hero-stat strong{font-size:26px;font-weight:700;color:var(--primary);font-variant-numeric:tabular-nums;letter-spacing:-.01em}
.hero-cover{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);background:var(--bg-700)}
.hero-cover img{width:100%;aspect-ratio:3/4;object-fit:cover}
.hero-cover figcaption{padding:14px 16px;font-size:13px;color:var(--text-3);border-top:1px solid var(--line)}

/* ---------- cards ---------- */
.card{border-radius:var(--radius-m);border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(14px);box-shadow:inset 0 1px 0 rgba(255,255,255,.06);transition:border-color .2s ease-out,transform .2s ease-out;overflow:hidden}
.card:hover{border-color:rgba(23,214,196,.45);transform:translateY(-2px)}
.pill{display:inline-flex;align-items:center;height:24px;padding:0 11px;border-radius:999px;font-size:12px;letter-spacing:.04em;background:rgba(23,214,196,.12);color:var(--primary)}
.pill-hot{background:rgba(255,92,122,.12);color:var(--hot)}
.pill-top{background:transparent;border:1px solid rgba(255,176,32,.6);color:var(--accent)}
.pill-soft{background:rgba(122,92,255,.14);color:#B7A5FF}

.fast-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.fast-card{padding:26px 24px}
.fast-card i{display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:999px;border:1px solid rgba(23,214,196,.35);color:var(--primary);font-size:16px;margin-bottom:16px}
.fast-card h3{margin-bottom:8px}
.fast-card p{color:var(--text-2);font-size:14px}

.coll-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.coll-card{display:flex;flex-direction:column}
.coll-thumb{aspect-ratio:16/10;overflow:hidden;border-radius:14px;margin:14px 14px 0}
.coll-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s ease-out,filter .24s ease-out}
.coll-card:hover .coll-thumb img{transform:scale(1.03);filter:brightness(1.08)}
.coll-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.coll-body p{color:var(--text-2);font-size:14px}
.coll-meta{display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--text-3);margin-top:auto;padding-top:8px;font-variant-numeric:tabular-nums}
.coll-meta .arrow{color:var(--primary)}

.feature-grid{display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:24px;align-items:start}
.feature-main img{width:100%;aspect-ratio:16/9;object-fit:cover}
.feature-main .pad{padding:26px 26px 28px}
.feature-main h3{font-size:22px;margin:12px 0 12px}
.feature-main p{color:var(--text-2);font-size:15px}
.feature-main .meta{display:flex;align-items:center;gap:14px;margin-top:18px;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.timeline{position:relative;padding-left:6px}
.timeline li{position:relative;padding:0 0 22px 42px}
.timeline li::before{content:counter(tl);counter-increment:tl;position:absolute;left:0;top:2px;width:28px;height:28px;border-radius:999px;border:1px solid rgba(23,214,196,.55);color:var(--primary);font-size:12px;display:flex;align-items:center;justify-content:center;background:rgba(6,11,20,.7);font-variant-numeric:tabular-nums}
.timeline li::after{content:"";position:absolute;left:14px;top:34px;bottom:2px;width:1px;background:var(--line)}
.timeline li:last-child::after{display:none}
.timeline{counter-reset:tl}
.timeline a{display:block;font-size:15px;font-weight:600;line-height:1.5}
.timeline span{display:block;font-size:13px;color:var(--text-3);margin-top:6px;font-variant-numeric:tabular-nums}

.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.news-card{display:grid;grid-template-columns:170px minmax(0,1fr);gap:0}
.news-thumb{overflow:hidden}
.news-thumb img{width:100%;height:100%;min-height:150px;object-fit:cover}
.news-body{padding:20px 22px;display:flex;flex-direction:column;gap:10px}
.news-title{font-size:17px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-sum{color:var(--text-2);font-size:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;justify-content:space-between;margin-top:auto;font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.empty-state{padding:56px 20px;text-align:center;border-radius:var(--radius-m);border:1px dashed var(--line);background:var(--glass)}
.empty-state i{font-size:40px;color:var(--text-3)}
.empty-state p{margin:14px 0 18px;color:var(--text-2);font-size:14px}

.rail-wrap{position:relative}
.rail-wrap::before,.rail-wrap::after{content:"";position:absolute;top:0;bottom:0;width:60px;pointer-events:none;z-index:2}
.rail-wrap::before{left:0;background:linear-gradient(90deg,var(--bg-900),transparent)}
.rail-wrap::after{right:0;background:linear-gradient(270deg,var(--bg-900),transparent)}
.rail{display:flex;gap:18px;overflow-x:auto;scroll-snap-type:x proximity;padding:4px 2px 10px;scrollbar-width:none}
.rail::-webkit-scrollbar{display:none}
.rail-item{flex:0 0 260px;scroll-snap-align:start}
.rail-item img{width:100%;aspect-ratio:16/10;object-fit:cover}
.rail-item h3{font-size:15px;padding:14px 16px 16px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

.cta-strip{display:flex;align-items:center;justify-content:space-between;gap:26px;flex-wrap:wrap;padding:30px 34px;border-radius:var(--radius-l);border:1px solid var(--line);background:var(--glass);backdrop-filter:blur(14px)}
.cta-strip h2{font-size:22px;margin-bottom:6px}
.cta-strip p{color:var(--text-2);font-size:14px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn.is-done{background:rgba(23,214,196,.18);border-color:var(--primary);color:var(--primary);box-shadow:none}

.faq{display:flex;flex-direction:column;gap:12px}
.faq details{border-radius:var(--radius-m);border:1px solid var(--line);background:var(--glass);overflow:hidden;transition:border-color .2s ease-out}
.faq details[open]{border-left:3px solid var(--primary);border-color:rgba(23,214,196,.4)}
.faq summary{display:flex;align-items:center;gap:14px;padding:18px 22px;cursor:pointer;font-size:16px;font-weight:600;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary .q-ico{flex:0 0 auto;width:28px;height:28px;border-radius:999px;border:1px solid rgba(23,214,196,.5);color:var(--primary);display:flex;align-items:center;justify-content:center;font-size:13px}
.faq summary .caret{margin-left:auto;color:var(--text-3);transition:transform .2s ease-out}
.faq details[open] summary .caret{transform:rotate(90deg);color:var(--primary)}
.faq .answer{padding:0 22px 20px 64px;color:var(--text-3);font-size:14px;line-height:1.8}

/* ---------- footer ---------- */
.site-footer{position:relative;z-index:1;background:var(--bg-800);border-top:1px solid var(--line);margin-top:40px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding:64px 0 44px}
.footer-brand p{color:var(--text-3);font-size:14px;margin-top:14px;max-width:320px}
.socials{display:flex;gap:10px;margin-top:18px}
.socials a{width:36px;height:36px;border-radius:999px;border:1px solid var(--line);background:var(--glass);display:flex;align-items:center;justify-content:center;color:var(--text-2);font-size:14px}
.socials a:hover{color:var(--primary);border-color:rgba(23,214,196,.5)}
.footer-col h4{font-size:15px;margin-bottom:16px}
.footer-col li+li{margin-top:10px}
.footer-col a{color:var(--text-3);font-size:14px}
.footer-col a:hover{color:var(--primary)}
.footer-col .note{color:var(--text-3);font-size:14px;line-height:1.9}
.qr{width:96px;height:96px;border-radius:14px;border:1px solid var(--line);background:var(--glass);display:flex;align-items:center;justify-content:center;color:var(--text-3);font-size:12px;margin-top:12px;text-align:center;padding:8px}
.footer-bottom{border-top:1px solid var(--line);padding:20px 0 30px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--text-3);font-size:13px;font-variant-numeric:tabular-nums}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .coll-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .fast-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:1023px){
  :root{--head-h:100px}
  .container{padding:0 24px}
  .section{padding:76px 0}
  .main-nav{display:none}
  .search-box{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .header-top{height:56px}
  .channel-bar,.channel-scroll{height:44px}
  .brand{font-size:16px}
  .hero-grid{grid-template-columns:minmax(0,1fr)}
  .hero-cover{display:none}
  .feature-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:52px 0 36px}
}
@media (max-width:639px){
  .container{padding:0 16px}
  .section{padding:56px 0}
  .hero{padding:44px 0 56px}
  .hero-panel{padding:26px 20px}
  .hero-stats{gap:22px}
  .hero-stat strong{font-size:22px}
  .fast-grid,.coll-grid,.news-grid{grid-template-columns:minmax(0,1fr)}
  .news-card{grid-template-columns:minmax(0,1fr)}
  .news-thumb img{min-height:170px;max-height:200px}
  .cta-strip{padding:24px 20px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .faq .answer{padding-left:22px}
  .brand{font-size:14px}
}

/* roulang page: article */
:root{
  --bg-900:#060B14;
  --bg-800:#0A1220;
  --bg-700:#101B2E;
  --primary:#17D6C4;
  --secondary:#7A5CFF;
  --accent:#FFB020;
  --hot:#FF5C7A;
  --text-1:#E8F1FA;
  --text-2:#A9BCD0;
  --text-3:#6E8499;
  --line:rgba(160,220,240,.14);
  --line-strong:rgba(23,214,196,.45);
  --glass:linear-gradient(160deg,rgba(23,214,196,.06),rgba(122,92,255,.05));
  --glass-solid:rgba(16,27,46,.72);
  --r-lg:20px;
  --r-md:16px;
  --r-sm:12px;
  --shadow-card:0 18px 40px -28px rgba(0,0,0,.85), inset 0 1px 0 rgba(255,255,255,.06);
  --shadow-accent:0 8px 24px -8px rgba(255,176,32,.55);
  --header-h:112px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding-top:var(--header-h);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background:var(--bg-900);
  background-image:
    radial-gradient(900px 520px at 12% -8%, rgba(23,214,196,.10), transparent 62%),
    radial-gradient(760px 480px at 92% 4%, rgba(122,92,255,.10), transparent 60%);
  background-repeat:no-repeat;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block;border:0}
a{color:var(--primary);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease)}
a:hover{color:var(--text-1)}
h1,h2,h3,h4,h5,h6{margin:0;font-weight:700;letter-spacing:-.01em;color:var(--text-1);line-height:1.3}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;font-size:inherit;cursor:pointer}
input{font-family:inherit}
::selection{background:rgba(23,214,196,.25);color:#fff}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(160,220,240,.18);border-radius:999px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px}
.nums,.meta-item,.stat-num,.time{font-variant-numeric:tabular-nums}

/* ---------- 按钮与徽章 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 26px;border-radius:var(--r-sm);border:1px solid transparent;
  font-size:15px;font-weight:500;letter-spacing:.01em;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease),background-color .2s var(--ease);
}
.btn-primary{background:var(--accent);color:#17120A;font-weight:700;box-shadow:var(--shadow-accent)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 32px -6px rgba(255,176,32,.62);color:#17120A}
.btn-ghost{background:var(--glass);color:var(--primary);border-color:rgba(23,214,196,.45);backdrop-filter:blur(14px)}
.btn-ghost:hover{border-color:var(--primary);color:var(--text-1);box-shadow:0 0 0 4px rgba(23,214,196,.12)}
.btn-sm{height:40px;padding:0 18px;font-size:14px}
.btn-block{width:100%}
.pill{
  display:inline-flex;align-items:center;gap:6px;height:24px;padding:0 10px;
  border-radius:999px;font-size:12px;letter-spacing:.04em;line-height:1;
}
.pill-cat{background:rgba(23,214,196,.12);color:var(--primary)}
.pill-hot{background:rgba(255,92,122,.12);color:var(--hot)}
.pill-top{background:transparent;color:var(--accent);border:1px solid rgba(255,176,32,.5)}
.pill-glass{background:rgba(6,11,20,.6);color:var(--text-2);border:1px solid var(--line);backdrop-filter:blur(10px)}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(6,11,20,.86);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-top{height:68px;border-bottom:1px solid var(--line)}
.header-top-inner{
  display:flex;align-items:center;gap:20px;height:100%;
}
.brand{display:flex;align-items:baseline;font-size:19px;font-weight:700;letter-spacing:-.01em;flex-shrink:0}
.brand .seg-1{color:var(--primary)}
.brand .seg-2{color:var(--text-1)}
.main-nav{display:flex;align-items:center;gap:22px;margin-left:12px}
.main-nav a{
  position:relative;font-size:14.5px;color:var(--text-2);padding:6px 0;
}
.main-nav a::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .2s var(--ease);
}
.main-nav a:hover{color:var(--text-1)}
.main-nav a:hover::after,.main-nav a.is-active::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--text-1)}
.search-box{
  position:relative;display:flex;align-items:center;flex:1;max-width:280px;margin-left:auto;
}
.search-box i{position:absolute;left:14px;color:var(--text-3);font-size:13px;pointer-events:none}
.search-box input{
  width:100%;height:40px;padding:0 14px 0 34px;border-radius:var(--r-sm);
  background:var(--glass);border:1px solid var(--line);color:var(--text-1);font-size:14px;
  backdrop-filter:blur(14px);transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box input::placeholder{color:var(--text-3)}
.search-box input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,176,32,.16)}
.header-cta{flex-shrink:0}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-sm);
  background:var(--glass);border:1px solid var(--line);color:var(--text-1);
}
.header-channels{position:relative;height:44px}
.header-channels::after{
  content:"";position:absolute;top:0;right:0;bottom:0;width:64px;pointer-events:none;
  background:linear-gradient(90deg,rgba(6,11,20,0),rgba(6,11,20,.92));
}
.channel-scroll{
  display:flex;align-items:center;gap:10px;height:44px;
  overflow-x:auto;scroll-snap-type:x proximity;
  scrollbar-width:none;-ms-overflow-style:none;
}
.channel-scroll::-webkit-scrollbar{display:none}
.channel{
  scroll-snap-align:start;flex:0 0 auto;
  display:inline-flex;align-items:center;height:30px;padding:0 16px;border-radius:999px;
  font-size:14px;color:var(--text-2);background:rgba(16,27,46,.55);border:1px solid var(--line);
  transition:color .2s var(--ease),background-color .2s var(--ease),border-color .2s var(--ease);
}
.channel:hover{color:var(--text-1);border-color:rgba(23,214,196,.45)}
.channel.is-active{background:var(--primary);color:#04211E;border-color:transparent;font-weight:500}

/* ---------- 抽屉 ---------- */
.drawer{
  position:fixed;top:0;left:0;bottom:0;width:290px;z-index:200;
  background:var(--bg-800);border-right:1px solid var(--line);
  padding:22px 20px;transform:translateX(-102%);
  transition:transform .24s var(--ease);overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer .brand{font-size:17px;margin-bottom:20px}
.drawer h4{font-size:13px;color:var(--text-3);letter-spacing:.08em;margin:18px 0 10px}
.drawer-list li a{display:block;padding:10px 12px;border-radius:10px;color:var(--text-2);font-size:14.5px}
.drawer-list li a:hover{background:rgba(23,214,196,.08);color:var(--text-1)}
.drawer .btn{margin-top:22px}
.drawer-mask{
  position:fixed;inset:0;background:rgba(4,8,15,.6);z-index:150;opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:22px 0 0}
.breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--text-3)}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{color:rgba(110,132,153,.7)}
.breadcrumb .current{
  color:var(--text-2);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;
}

/* ---------- 文章标题区 ---------- */
.section{padding:56px 0}
.article-head{padding:26px 0 0}
.article-head h1{
  font-size:clamp(28px,4vw,44px);line-height:1.22;margin-bottom:18px;
  max-width:900px;
}
.article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:14px;font-size:13.5px;color:var(--text-3)}
.meta-item{display:inline-flex;align-items:center;gap:6px}
.article-toolbar{
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
  margin-top:22px;padding-top:20px;border-top:1px solid var(--line);
}
.author-line{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--text-2)}
.avatar{
  width:34px;height:34px;border-radius:999px;display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--line);color:var(--primary);font-size:13px;
}
.share-group{display:flex;align-items:center;gap:10px}
.icon-btn{
  display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 14px;
  border-radius:var(--r-sm);background:var(--glass);border:1px solid var(--line);
  color:var(--text-2);font-size:13.5px;backdrop-filter:blur(14px);
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.icon-btn:hover{border-color:var(--line-strong);color:var(--text-1);transform:translateY(-1px)}
.icon-btn.is-done{border-color:var(--primary);color:var(--primary)}
.icon-btn.is-active{border-color:var(--accent);color:var(--accent)}

/* ---------- 阅读区 ---------- */
.reading-section{padding:44px 0 0}
.grid-x{display:flex;flex-wrap:wrap}
.grid-x.grid-margin-x{margin-left:-.9375rem;margin-right:-.9375rem}
.grid-x.grid-margin-x>.cell{padding-left:.9375rem;padding-right:.9375rem}
.cell{flex:0 0 auto;min-width:0}
.small-12{width:100%}
@media screen and (min-width:1024px){
  .large-8{width:66.6667%}
  .large-4{width:33.3333%}
}
.article-body{
  max-width:760px;
  font-size:16px;line-height:1.9;color:var(--text-1);
  overflow-wrap:anywhere;
}
.article-body p{margin:0 0 1.6em}
.article-body h2{
  position:relative;font-size:clamp(22px,2.6vw,30px);line-height:1.3;
  margin:2.2em 0 .9em;padding-left:16px;font-weight:700;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:8px;border-radius:4px;
  background:linear-gradient(180deg,var(--primary),var(--secondary));
}
.article-body h3{font-size:18px;line-height:1.4;margin:1.7em 0 .7em;color:var(--text-1)}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(23,214,196,.35)}
.article-body a:hover{color:var(--text-1);border-bottom-color:var(--text-1)}
.article-body strong{color:#fff;font-weight:700}
.article-body ul,.article-body ol{margin:0 0 1.6em;padding-left:2px}
.article-body li{position:relative;padding-left:20px;margin-bottom:.6em;color:var(--text-2)}
.article-body li::before{
  content:"";position:absolute;left:2px;top:.72em;width:8px;height:8px;border-radius:2px;
  background:var(--primary);opacity:.85;
}
.article-body ol{counter-reset:li}
.article-body ol li::before{
  content:counter(li);counter-increment:li;
  left:0;top:0;width:auto;height:auto;background:none;color:var(--primary);font-size:13px;font-weight:700;
}
.article-body ol li{padding-left:24px}
.article-body blockquote{
  margin:0 0 1.6em;padding:18px 22px;border-left:3px solid var(--primary);border-radius:0 var(--r-sm) var(--r-sm) 0;
  background:var(--glass);backdrop-filter:blur(14px);color:var(--text-2);font-size:15px;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:12px;margin:0 0 10px}
.article-body figure{margin:0 0 1.6em}
.article-body figcaption{font-size:13px;color:var(--text-3);line-height:1.6}
.article-body table{
  display:block;width:100%;overflow-x:auto;border-collapse:collapse;
  border:1px solid var(--line);border-radius:var(--r-sm);background:var(--glass);
  backdrop-filter:blur(14px);margin:0 0 1.6em;font-size:14.5px;
}
.article-body th,.article-body td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;white-space:nowrap}
.article-body th{color:var(--primary);font-weight:500;background:rgba(23,214,196,.05)}
.article-body tr:last-child td{border-bottom:0}
.article-body hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}

/* ---------- 空态 ---------- */
.empty-state{
  display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;
  padding:64px 24px;border-radius:var(--r-md);border:1px dashed var(--line);background:var(--glass);
}
.empty-icon{font-size:40px;color:var(--text-3);line-height:1}
.empty-title{font-size:18px;font-weight:700;color:var(--text-1)}
.empty-desc{font-size:14px;color:var(--text-3);max-width:420px}

/* ---------- 文末 ---------- */
.article-foot{margin-top:44px;max-width:760px}
.tag-row{display:flex;align-items:center;flex-wrap:wrap;gap:10px;padding:22px 0;border-top:1px solid var(--line)}
.tag-row .label{font-size:13px;color:var(--text-3);margin-right:4px}
.tag{
  display:inline-flex;align-items:center;height:28px;padding:0 13px;border-radius:999px;
  background:rgba(23,214,196,.10);color:var(--primary);font-size:12.5px;border:1px solid rgba(23,214,196,.18);
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.tag:hover{border-color:var(--primary);color:#fff}
.pager-duo{display:flex;flex-wrap:wrap;gap:16px;margin:6px 0 30px}
.pager-card{
  flex:1 1 300px;display:block;padding:18px 20px;border-radius:var(--r-md);
  background:var(--glass);border:1px solid var(--line);backdrop-filter:blur(14px);
  box-shadow:var(--shadow-card);
  transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.pager-card:hover{border-color:var(--line-strong);transform:translateY(-2px)}
.pager-card .kicker{display:block;font-size:12.5px;color:var(--text-3);letter-spacing:.06em;margin-bottom:8px}
.pager-card .ttl{display:block;font-size:15.5px;color:var(--text-1);line-height:1.6}
.pager-card.next{text-align:right}
.back-channel{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;padding:18px 20px;border-radius:var(--r-md);background:var(--glass);border:1px solid var(--line)}
.back-channel span{font-size:14px;color:var(--text-2)}

/* ---------- 侧栏 ---------- */
.aside-sticky{position:sticky;top:128px;display:flex;flex-direction:column;gap:20px}
.toc-card,.aside-cta{
  border-radius:var(--r-md);border:1px solid var(--line);background:var(--glass);
  backdrop-filter:blur(14px);box-shadow:var(--shadow-card);padding:20px;
}
.toc-title,.aside-cta h3{
  position:relative;font-size:15px;font-weight:700;padding-left:13px;margin-bottom:14px;
}
.toc-title::before,.aside-cta h3::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:8px;border-radius:4px;background:var(--primary);
}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:420px;overflow-y:auto}
.toc-list a{
  display:block;padding:8px 10px 8px 12px;border-left:2px solid transparent;border-radius:0 8px 8px 0;
  font-size:13.5px;color:var(--text-2);line-height:1.5;
  transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease);
}
.toc-list a:hover{color:var(--text-1);background:rgba(23,214,196,.06)}
.toc-list a.is-current{color:var(--primary);border-left-color:var(--primary);background:rgba(23,214,196,.08)}
.toc-empty{font-size:13.5px;color:var(--text-3)}
.aside-cta p{font-size:13.5px;color:var(--text-3);margin-bottom:16px}

/* ---------- 相关推荐 ---------- */
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-bottom:26px}
.section-head h2{position:relative;font-size:clamp(22px,2.6vw,30px);padding-left:16px;font-weight:700}
.section-head h2::before{
  content:"";position:absolute;left:0;top:.16em;bottom:.16em;width:8px;border-radius:4px;
  background:linear-gradient(180deg,var(--primary),var(--secondary));
}
.section-head .sub{font-size:13.5px;color:var(--text-3)}
.rel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;max-width:760px}
.rel-card{
  display:block;border-radius:var(--r-md);border:1px solid var(--line);background:var(--glass);
  backdrop-filter:blur(14px);overflow:hidden;box-shadow:var(--shadow-card);
  transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.rel-card:hover{border-color:var(--line-strong);transform:translateY(-2px)}
.thumb{position:relative;width:100%;aspect-ratio:4/3;overflow:hidden;background:var(--bg-700)}
.thumb img{width:100%;height:100%;object-fit:cover;transition:transform .24s var(--ease),filter .24s var(--ease)}
.rel-card:hover .thumb img{transform:scale(1.03);filter:brightness(1.06)}
.rel-body{padding:14px 16px 16px}
.rel-body .ttl{
  font-size:14.5px;line-height:1.6;color:var(--text-1);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.rel-body .time{display:block;margin-top:10px;font-size:12.5px;color:var(--text-3)}

/* ---------- CTA 条 ---------- */
.cta-bar{
  border-radius:var(--r-lg);border:1px solid var(--line);background:var(--glass);
  backdrop-filter:blur(14px);box-shadow:var(--shadow-card);
  padding:30px 32px;display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.cta-bar h2{font-size:clamp(20px,2.2vw,26px);line-height:1.35;margin-bottom:8px}
.cta-bar p{font-size:14px;color:var(--text-3);max-width:560px}
.cta-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:88px;background:var(--bg-800);border-top:1px solid var(--line);
  padding:56px 0 0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px}
.footer-brand .brand{font-size:18px;margin-bottom:14px}
.footer-brand p{font-size:13.5px;color:var(--text-3);line-height:1.7;max-width:320px}
.socials{display:flex;gap:10px;margin-top:18px}
.socials a{
  width:38px;height:38px;border-radius:999px;display:grid;place-items:center;
  background:var(--glass);border:1px solid var(--line);color:var(--text-2);font-size:14px;
  transition:border-color .2s var(--ease),color .2s var(--ease),transform .2s var(--ease);
}
.socials a:hover{border-color:var(--line-strong);color:var(--primary);transform:translateY(-2px)}
.footer-col h4{font-size:14px;font-weight:700;margin-bottom:16px;color:var(--text-1)}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul a{font-size:13.5px;color:var(--text-3)}
.footer-col ul a:hover{color:var(--primary)}
.footer-col .note{font-size:13px;color:var(--text-3);line-height:1.7}
.qr{
  margin-top:14px;width:88px;height:88px;border-radius:12px;border:1px dashed var(--line);
  display:grid;place-items:center;font-size:12px;color:var(--text-3);background:rgba(6,11,20,.5);
}
.footer-bottom{
  margin-top:44px;padding:20px 0;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media screen and (max-width:1023px){
  :root{--header-h:100px}
  .container{padding:0 24px}
  .header-top{height:56px}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .main-nav{display:none}
  .search-box{display:none}
  .header-top-inner{gap:12px}
  .header-cta{height:36px;padding:0 14px;font-size:13.5px;margin-left:auto}
  .brand{font-size:16.5px}
  .section{padding:48px 0}
  .reading-section{padding:32px 0 0}
  .aside-sticky{position:static;margin-top:32px}
  .rel-grid{grid-template-columns:1fr;max-width:100%}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .site-footer{margin-top:64px;padding-top:44px}
  .breadcrumb .current{max-width:200px}
}
@media screen and (max-width:639px){
  .container{padding:0 16px}
  body{font-size:15.5px}
  .brand{font-size:15px}
  .article-head h1{margin-bottom:14px}
  .article-meta{gap:10px;font-size:12.5px}
  .article-toolbar{gap:14px}
  .icon-btn{padding:0 11px;font-size:13px}
  .pager-duo{flex-direction:column}
  .pager-card.next{text-align:left}
  .footer-grid{grid-template-columns:1fr}
  .cta-bar{padding:22px 18px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .back-channel{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --bg-900:#060B14;
  --bg-800:#0A1220;
  --bg-700:#101B2E;
  --primary:#17D6C4;
  --secondary:#7A5CFF;
  --accent:#FFB020;
  --hot:#FF5C7A;
  --text-1:#E8F1FA;
  --text-2:#A9BCD0;
  --text-3:#6E8499;
  --line:rgba(160,220,240,.14);
  --glass:linear-gradient(160deg,rgba(23,214,196,.06),rgba(122,92,255,.05));
  --radius:16px;
  --radius-lg:20px;
  --radius-sm:12px;
  --shadow-inset:inset 0 1px 0 rgba(255,255,255,.06);
  --header-h:112px;
  --max:1240px;
}

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

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

body{
  margin:0;
  padding:0;
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  color:var(--text-1);
  background-color:var(--bg-900);
  background-image:
    radial-gradient(900px 520px at 8% -8%, rgba(23,214,196,.10), transparent 62%),
    radial-gradient(780px 480px at 96% 2%, rgba(122,92,255,.10), transparent 60%);
  background-repeat:no-repeat;
}

h1,h2,h3,h4{letter-spacing:-.01em;margin:0;}
p{margin:0;}
a{color:var(--primary);text-decoration:none;}
a:hover{color:#5EE9DA;}
img{max-width:100%;display:block;}
ul,ol{margin:0;padding:0;list-style:none;}
button{font-family:inherit;}
input,button,select,textarea{font-family:inherit;font-size:inherit;}
.num,.entry-meta time,.stat-num,.pager a,.pager span{font-variant-numeric:tabular-nums;}

::selection{background:rgba(23,214,196,.25);color:#fff;}

::-webkit-scrollbar{width:8px;height:8px;}
::-webkit-scrollbar-track{background:transparent;}
::-webkit-scrollbar-thumb{background:rgba(160,220,240,.18);border-radius:8px;}
::-webkit-scrollbar-thumb:hover{background:rgba(23,214,196,.45);}
*{scrollbar-width:thin;scrollbar-color:rgba(160,220,240,.22) transparent;}

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

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

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(6,11,20,.9);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}

.topbar-inner{
  display:flex;
  align-items:center;
  gap:18px;
  height:68px;
}

.brand{
  display:inline-flex;
  align-items:center;
  font-size:19px;
  font-weight:700;
  line-height:1.2;
  white-space:nowrap;
  color:var(--text-1);
}
.brand .seg-1{color:var(--primary);}
.brand .seg-2{color:var(--text-1);}
.brand:hover .seg-1{color:#5EE9DA;}

.main-nav{
  display:flex;
  align-items:center;
  gap:22px;
  margin-left:auto;
}
.main-nav a{
  position:relative;
  padding:6px 0;
  font-size:14.5px;
  color:var(--text-2);
  transition:color .18s ease-out;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;
  right:100%;
  bottom:-2px;
  height:2px;
  background:var(--primary);
  border-radius:2px;
  transition:right .2s ease-out;
}
.main-nav a:hover{color:var(--text-1);}
.main-nav a:hover::after{right:0;}
.main-nav a.is-active{color:var(--text-1);font-weight:600;}
.main-nav a.is-active::after{right:0;}

.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  min-width:210px;
  padding:0 14px;
  border-radius:var(--radius-sm);
  background:rgba(16,27,46,.8);
  border:1px solid var(--line);
  color:var(--text-3);
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.search-box:focus-within{
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(23,214,196,.12);
}
.search-box input{
  flex:1;
  min-width:0;
  background:none;
  border:0;
  outline:0;
  color:var(--text-1);
  font-size:14px;
}
.search-box input::placeholder{color:var(--text-3);}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:var(--radius-sm);
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  line-height:1;
  white-space:nowrap;
  cursor:pointer;
  transition:transform .2s ease-out,box-shadow .2s ease-out,border-color .2s ease-out,background .2s ease-out;
}
.btn-primary{
  background:var(--accent);
  color:#231702;
  box-shadow:0 8px 24px -8px rgba(255,176,32,.55);
}
.btn-primary:hover{
  color:#231702;
  transform:translateY(-2px);
  box-shadow:0 10px 32px -6px rgba(255,176,32,.6);
}
.btn-ghost{
  background:var(--glass);
  border-color:rgba(23,214,196,.5);
  color:var(--text-1);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.btn-ghost:hover{
  color:var(--text-1);
  border-color:var(--primary);
  box-shadow:0 0 0 4px rgba(23,214,196,.12);
  transform:translateY(-2px);
}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}

.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:40px;
  height:40px;
  border-radius:var(--radius-sm);
  background:rgba(16,27,46,.8);
  border:1px solid var(--line);
  color:var(--text-1);
  cursor:pointer;
  transition:border-color .2s ease-out;
}
.nav-toggle:hover{border-color:rgba(23,214,196,.5);}

.channel-bar{
  position:relative;
  height:44px;
  border-top:1px solid var(--line);
  background:rgba(10,18,32,.6);
}
.channel-bar::after{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:72px;
  height:100%;
  pointer-events:none;
  background:linear-gradient(90deg,rgba(10,18,32,0),rgba(10,18,32,.95));
}
.channel-scroll{
  display:flex;
  align-items:center;
  gap:10px;
  height:44px;
  overflow-x:auto;
  scroll-snap-type:x proximity;
  scrollbar-width:none;
}
.channel-scroll::-webkit-scrollbar{display:none;}

.pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:30px;
  padding:0 15px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(16,27,46,.7);
  color:var(--text-2);
  font-size:13px;
  letter-spacing:.02em;
  white-space:nowrap;
  scroll-snap-align:start;
  transition:color .18s ease-out,border-color .18s ease-out,background .18s ease-out;
}
.pill:hover{color:var(--text-1);border-color:rgba(23,214,196,.45);}
.pill.is-active{
  background:var(--primary);
  border-color:transparent;
  color:#04212B;
  font-weight:600;
}
.pill.is-active:hover{color:#04212B;}

/* ============ 移动抽屉 ============ */
.drawer-mask{
  position:fixed;
  inset:0;
  z-index:80;
  background:rgba(3,7,13,.68);
  backdrop-filter:blur(2px);
  opacity:0;
  visibility:hidden;
  transition:opacity .2s ease-out,visibility .2s ease-out;
}
.drawer-mask.is-open{opacity:1;visibility:visible;}
.drawer{
  position:fixed;
  top:0;
  left:0;
  z-index:90;
  width:82%;
  max-width:340px;
  height:100%;
  padding:24px 20px;
  background:var(--bg-800);
  border-right:1px solid var(--line);
  transform:translateX(-102%);
  transition:transform .22s ease-out;
  overflow-y:auto;
}
.drawer.is-open{transform:translateX(0);}
.drawer h3{
  font-size:13px;
  letter-spacing:.14em;
  color:var(--text-3);
  margin:0 0 12px;
}
.drawer-nav{display:flex;flex-direction:column;gap:6px;margin-bottom:24px;}
.drawer-nav a{
  padding:12px 14px;
  border-radius:10px;
  border-left:3px solid transparent;
  color:var(--text-2);
  font-size:15px;
}
.drawer-nav a:hover{background:rgba(23,214,196,.08);color:var(--text-1);}
.drawer-nav a.is-active{
  border-left-color:var(--primary);
  background:rgba(23,214,196,.1);
  color:var(--text-1);
  font-weight:600;
}
.drawer .btn{width:100%;}

/* ============ 页头 ============ */
.page-hero{
  position:relative;
  padding:76px 0 60px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background-image:
    linear-gradient(180deg,rgba(6,11,20,.74),rgba(6,11,20,.94)),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;
  background-position:center;
}
.page-hero::before{
  content:"";
  position:absolute;
  top:-120px;
  right:-80px;
  width:420px;
  height:420px;
  border-radius:50%;
  border:1px solid rgba(23,214,196,.08);
  box-shadow:0 0 0 60px rgba(23,214,196,.02);
  pointer-events:none;
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  pointer-events:none;
  opacity:.06;
  background-image:repeating-linear-gradient(115deg,rgba(232,241,250,.9) 0 1px,transparent 1px 16px);
}
.page-hero .container{position:relative;z-index:1;}

.crumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:18px;
}
.crumb a{color:var(--text-3);}
.crumb a:hover{color:var(--primary);}
.crumb .sep{opacity:.5;}
.crumb .current{color:var(--text-2);}

.page-hero h1{
  font-size:clamp(28px,4vw,44px);
  line-height:1.22;
  font-weight:700;
  margin-bottom:16px;
  max-width:20em;
}
.page-hero h1 .hl{color:var(--primary);}
.page-hero .lead{
  max-width:60ch;
  font-size:16px;
  color:var(--text-2);
  line-height:1.85;
}

.stats{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-top:30px;
}
.stat{
  display:flex;
  flex-direction:column;
  gap:2px;
  min-width:150px;
  padding:14px 20px;
  border-radius:var(--radius);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-inset);
}
.stat-num{
  font-size:22px;
  font-weight:700;
  color:var(--primary);
  line-height:1.3;
}
.stat-label{font-size:13px;color:var(--text-3);}

/* ============ 目录主体 ============ */
.section{padding:88px 0;}
.section-tight{padding:64px 0;}

.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:32px;
}
.sec-head h2{
  position:relative;
  padding-left:18px;
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.3;
  font-weight:700;
}
.sec-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.22em;
  bottom:.22em;
  width:8px;
  border-radius:4px;
  background:linear-gradient(180deg,var(--primary),var(--secondary));
}
.sec-head .sec-note{font-size:13.5px;color:var(--text-3);}

.dir-layout{
  display:grid;
  grid-template-columns:272px minmax(0,1fr);
  gap:32px;
  align-items:start;
}

.dir-side{
  position:sticky;
  top:calc(var(--header-h) + 24px);
}
.dir-nav{
  padding:20px 18px;
  border-radius:var(--radius-lg);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-inset);
}
.dir-nav h2{
  font-size:13px;
  letter-spacing:.16em;
  color:var(--text-3);
  margin-bottom:14px;
  font-weight:600;
}
.dir-nav ul{display:flex;flex-direction:column;gap:4px;}
.dir-nav a{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:10px;
  padding:11px 12px;
  border-radius:10px;
  border-left:3px solid transparent;
  font-size:14.5px;
  color:var(--text-2);
  transition:background .2s ease-out,color .2s ease-out,border-color .2s ease-out;
}
.dir-nav a i{font-size:11px;opacity:.65;}
.dir-nav a:hover{background:rgba(23,214,196,.08);color:var(--text-1);}
.dir-nav a.is-current{
  border-left-color:var(--primary);
  background:rgba(23,214,196,.1);
  color:var(--text-1);
  font-weight:600;
}
.dir-nav .dir-foot{
  margin-top:16px;
  padding-top:14px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
  line-height:1.7;
}

.entry-list{display:flex;flex-direction:column;gap:16px;}

.entry{
  display:flex;
  gap:20px;
  padding:16px;
  border-radius:var(--radius);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-inset);
  color:inherit;
  transition:border-color .2s ease-out,transform .2s ease-out;
}
.entry:hover{
  color:inherit;
  border-color:rgba(23,214,196,.45);
  transform:translateY(-2px);
}
.entry-thumb{
  position:relative;
  flex:0 0 214px;
  aspect-ratio:4 / 3;
  border-radius:var(--radius-sm);
  overflow:hidden;
  background:var(--bg-700);
  border:1px solid var(--line);
}
.entry-thumb img{
  width:100%;
  height:100%;
  object-fit:cover;
  transition:transform .22s ease-out,filter .22s ease-out;
}
.entry:hover .entry-thumb img{transform:scale(1.03);filter:brightness(1.06);}
.entry-body{
  display:flex;
  flex-direction:column;
  min-width:0;
  flex:1;
}
.entry-body h3{
  font-size:18px;
  line-height:1.45;
  font-weight:600;
  margin-bottom:8px;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.entry-body p{
  font-size:14.5px;
  line-height:1.75;
  color:var(--text-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:12px;
}
.entry-meta{
  display:flex;
  align-items:center;
  gap:12px;
  margin-top:auto;
  font-size:13px;
  color:var(--text-3);
}
.entry-arrow{
  align-self:center;
  flex:0 0 auto;
  color:var(--text-3);
  font-size:14px;
  transition:color .2s ease-out,transform .2s ease-out;
}
.entry:hover .entry-arrow{color:var(--primary);transform:translateX(2px);}

.tag{
  display:inline-flex;
  align-items:center;
  height:22px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  letter-spacing:.04em;
  background:rgba(23,214,196,.12);
  color:var(--primary);
  white-space:nowrap;
}
.tag-hot{background:rgba(255,92,122,.12);color:var(--hot);}
.tag-top{
  background:transparent;
  border:1px solid rgba(255,176,32,.6);
  color:var(--accent);
}

/* ============ 分页 ============ */
.pager{
  display:flex;
  align-items:center;
  gap:8px;
  margin-top:32px;
  flex-wrap:wrap;
}
.pager a,.pager span{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:40px;
  height:40px;
  padding:0 14px;
  border-radius:var(--radius-sm);
  border:1px solid var(--line);
  background:rgba(16,27,46,.7);
  font-size:14px;
  color:var(--text-2);
  transition:border-color .2s ease-out,color .2s ease-out,background .2s ease-out;
}
.pager a:hover{border-color:rgba(23,214,196,.5);color:var(--text-1);}
.pager .is-current{
  background:var(--primary);
  border-color:transparent;
  color:#04212B;
  font-weight:600;
}
.pager .is-disabled{opacity:.45;cursor:not-allowed;}

/* ============ 入口速查（7/5） ============ */
.split{
  display:grid;
  grid-template-columns:7fr 5fr;
  gap:32px;
  align-items:start;
}
.steps{
  display:flex;
  flex-direction:column;
  gap:14px;
  margin-top:24px;
  counter-reset:step;
}
.step{
  position:relative;
  display:flex;
  gap:16px;
  padding:18px 20px;
  border-radius:var(--radius);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-inset);
  transition:border-color .2s ease-out;
}
.step:hover{border-color:rgba(23,214,196,.45);}
.step-idx{
  flex:0 0 34px;
  height:34px;
  border-radius:50%;
  border:1px solid rgba(23,214,196,.55);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:14px;
  font-weight:600;
  font-variant-numeric:tabular-nums;
}
.step h3{font-size:16.5px;margin-bottom:4px;}
.step p{font-size:14px;color:var(--text-2);line-height:1.75;}

.aside-card{
  padding:24px;
  border-radius:var(--radius-lg);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-inset);
}
.aside-card h3{
  font-size:17px;
  margin-bottom:16px;
  padding-bottom:12px;
  border-bottom:1px solid var(--line);
}
.compare{display:flex;flex-direction:column;gap:12px;}
.compare-row{
  display:flex;
  justify-content:space-between;
  gap:14px;
  font-size:14px;
  padding-bottom:12px;
  border-bottom:1px dashed rgba(160,220,240,.14);
}
.compare-row:last-child{border-bottom:0;padding-bottom:0;}
.compare-row span:first-child{color:var(--text-3);}
.compare-row span:last-child{color:var(--text-1);text-align:right;}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:12px;}
.faq-item{
  border-radius:var(--radius);
  background:var(--glass);
  border:1px solid var(--line);
  border-left:3px solid transparent;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-inset);
  transition:border-color .2s ease-out;
}
.faq-item[open]{border-left-color:var(--primary);}
.faq-item summary{
  display:flex;
  align-items:center;
  gap:12px;
  padding:18px 22px;
  cursor:pointer;
  list-style:none;
  font-size:16.5px;
  font-weight:600;
  color:var(--text-1);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-q{
  flex:0 0 26px;
  height:26px;
  border-radius:50%;
  background:rgba(23,214,196,.12);
  color:var(--primary);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:13px;
  font-weight:700;
}
.faq-arrow{
  margin-left:auto;
  color:var(--text-3);
  font-size:12px;
  transition:transform .2s ease-out,color .2s ease-out;
}
.faq-item[open] .faq-arrow{transform:rotate(90deg);color:var(--primary);}
.faq-a{
  padding:0 22px 20px 60px;
  font-size:14px;
  line-height:1.8;
  color:var(--text-3);
}

/* ============ CTA 条 ============ */
.cta-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  flex-wrap:wrap;
  padding:28px 32px;
  border-radius:var(--radius-lg);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-inset);
}
.cta-bar h3{font-size:20px;margin-bottom:6px;}
.cta-bar p{font-size:14px;color:var(--text-2);}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:40px;
  padding:64px 0 0;
  background:var(--bg-800);
  border-top:1px solid var(--line);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.2fr;
  gap:32px;
  padding-bottom:44px;
}
.footer-brand .brand{font-size:18px;margin-bottom:14px;}
.footer-brand p{font-size:13.5px;color:var(--text-3);line-height:1.8;max-width:34ch;}
.socials{display:flex;gap:10px;margin-top:18px;}
.socials a{
  width:38px;
  height:38px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  background:var(--glass);
  border:1px solid var(--line);
  color:var(--text-2);
  transition:border-color .2s ease-out,color .2s ease-out,transform .2s ease-out;
}
.socials a:hover{border-color:rgba(23,214,196,.45);color:var(--text-1);transform:translateY(-2px);}
.footer-col h4{
  font-size:14px;
  font-weight:600;
  color:var(--text-1);
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:13.5px;color:var(--text-2);transition:color .18s ease-out;}
.footer-col a:hover{color:var(--primary);}
.footer-col .note{font-size:13.5px;color:var(--text-3);line-height:1.8;}
.qr{
  margin-top:14px;
  width:104px;
  height:104px;
  border-radius:var(--radius-sm);
  border:1px dashed rgba(160,220,240,.28);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:12px;
  color:var(--text-3);
  background:rgba(16,27,46,.5);
}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  padding:20px 0 28px;
  border-top:1px solid var(--line);
  font-size:12.5px;
  color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1199px){
  .split{grid-template-columns:1fr;}
  .entry-thumb{flex:0 0 188px;}
}

@media (max-width:1023px){
  :root{--header-h:100px;}
  .container{padding:0 24px;}
  .main-nav,.search-box,.top-cta{display:none;}
  .nav-toggle{display:inline-flex;}
  .topbar-inner{height:56px;justify-content:space-between;}
  .brand{font-size:17px;}
  .dir-layout{display:block;}
  .dir-side{position:static;margin-bottom:24px;}
  .dir-nav{padding:14px;}
  .dir-nav h2{display:none;}
  .dir-nav ul{
    flex-direction:row;
    overflow-x:auto;
    gap:10px;
    scrollbar-width:none;
  }
  .dir-nav ul::-webkit-scrollbar{display:none;}
  .dir-nav a{
    border-left:0;
    border-bottom:3px solid transparent;
    border-radius:10px;
    white-space:nowrap;
    padding:9px 14px;
    font-size:14px;
  }
  .dir-nav a.is-current{border-left:0;border-bottom-color:var(--primary);}
  .dir-nav a i{display:none;}
  .dir-nav .dir-foot{display:none;}
  .page-hero{padding:56px 0 44px;}
  .section{padding:64px 0;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
}

@media (max-width:639px){
  .container{padding:0 16px;}
  .brand{font-size:15px;}
  .page-hero{padding:44px 0 36px;}
  .page-hero .lead{font-size:15px;}
  .stats{gap:10px;}
  .stat{min-width:0;flex:1 1 100%;padding:12px 16px;}
  .section{padding:56px 0;}
  .entry{flex-direction:column;gap:14px;}
  .entry-thumb{flex:none;width:100%;}
  .entry-arrow{display:none;}
  .faq-a{padding-left:22px;}
  .cta-bar{padding:22px 20px;}
  .cta-actions{width:100%;}
  .cta-actions .btn{flex:1 1 auto;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
:root{
  --bg-900:#060B14;
  --bg-800:#0A1220;
  --bg-700:#101B2E;
  --primary:#17D6C4;
  --secondary:#7A5CFF;
  --accent:#FFB020;
  --hot:#FF5C7A;
  --text-1:#E8F1FA;
  --text-2:#A9BCD0;
  --text-3:#6E8499;
  --line:rgba(160,220,240,.14);
  --glass:linear-gradient(160deg,rgba(23,214,196,.06),rgba(122,92,255,.05));
  --radius-s:10px;
  --radius:16px;
  --radius-l:20px;
  --header-h:112px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:128px}
body{
  margin:0;
  padding-top:var(--header-h);
  background:var(--bg-900);
  color:var(--text-1);
  font-family:"Noto Sans SC","Source Han Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:16px;
  line-height:1.85;
  letter-spacing:0;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(900px 480px at 88% -6%, rgba(23,214,196,.10), transparent 62%),
    radial-gradient(760px 460px at -8% 14%, rgba(122,92,255,.10), transparent 62%);
}
img{max-width:100%;display:block;border:0}
a{color:var(--text-2);text-decoration:none;transition:color .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease)}
a:hover{color:var(--primary)}
h1,h2,h3,h4{letter-spacing:-.01em;color:var(--text-1);font-weight:700}
p{margin:0 0 1em}
ul{margin:0;padding:0}
button{font-family:inherit}
::selection{background:rgba(23,214,196,.25);color:#04120F}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:rgba(160,220,240,.18);border-radius:8px}
::-webkit-scrollbar-thumb:hover{background:rgba(23,214,196,.45)}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:6px}
.num,.time,.stat-num{font-variant-numeric:tabular-nums}
.container{
  width:100%;
  max-width:1240px;
  margin:0 auto;
  padding:0 32px;
}
/* ============ header ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:60;
  background:rgba(6,11,20,.86);
  -webkit-backdrop-filter:blur(18px);
  backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.header-top{height:68px}
.header-top-inner{
  display:flex;
  align-items:center;
  gap:22px;
  height:100%;
}
.brand{
  display:inline-flex;
  align-items:baseline;
  font-size:19px;
  font-weight:700;
  letter-spacing:-.01em;
  white-space:nowrap;
  color:var(--text-1);
}
.brand .seg-1{color:var(--primary)}
.brand .seg-2{color:var(--text-1)}
.main-nav{display:flex;align-items:center;gap:24px;margin-left:14px}
.main-nav a{
  position:relative;
  font-size:15px;
  font-weight:500;
  color:var(--text-2);
  padding:6px 2px;
  white-space:nowrap;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-2px;
  height:2px;
  border-radius:2px;
  background:var(--primary);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .2s var(--ease);
}
.main-nav a:hover{color:var(--text-1)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--text-1)}
.main-nav a.is-active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
.search-box{
  display:flex;
  align-items:center;
  gap:8px;
  height:40px;
  padding:0 8px 0 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.search-box i{color:var(--text-3);font-size:13px}
.search-box input{
  width:150px;
  height:100%;
  border:0;
  outline:0;
  background:transparent;
  color:var(--text-1);
  font-size:14px;
  font-family:inherit;
}
.search-box input::placeholder{color:var(--text-3)}
.search-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px rgba(255,176,32,.16)}
.search-submit{
  width:30px;height:30px;
  border:0;border-radius:50%;
  background:rgba(23,214,196,.14);
  color:var(--primary);
  cursor:pointer;
  display:inline-flex;align-items:center;justify-content:center;
  transition:background-color .2s var(--ease),color .2s var(--ease);
}
.search-submit:hover{background:var(--primary);color:#04201E}
.nav-toggle{
  display:none;
  width:38px;height:38px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  cursor:pointer;
  padding:0;
  align-items:center;
  justify-content:center;
}
.nav-toggle span{
  display:block;
  width:16px;height:2px;
  border-radius:2px;
  background:var(--text-1);
  position:relative;
}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";
  position:absolute;left:0;
  width:16px;height:2px;
  border-radius:2px;
  background:var(--text-1);
}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.header-channels{
  position:relative;
  height:44px;
  border-top:1px solid var(--line);
  overflow:hidden;
}
.header-channels::after{
  content:"";
  position:absolute;
  top:0;right:0;bottom:0;
  width:64px;
  pointer-events:none;
  background:linear-gradient(90deg,rgba(6,11,20,0),rgba(6,11,20,.92));
}
.channel-track{
  display:flex;
  align-items:center;
  gap:8px;
  height:44px;
  overflow-x:auto;
  scroll-snap-type:x proximity;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.channel-track::-webkit-scrollbar{display:none}
.pill{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:32px;
  padding:0 16px;
  border-radius:999px;
  font-size:13px;
  letter-spacing:.04em;
  color:var(--text-2);
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  white-space:nowrap;
  cursor:pointer;
  scroll-snap-align:start;
  transition:transform .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease);
}
.pill:hover{color:var(--text-1);border-color:rgba(23,214,196,.45);transform:translateY(-1px)}
.pill.is-active{background:var(--primary);color:#04201E;border-color:transparent;font-weight:600}
/* buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:40px;
  padding:0 20px;
  border-radius:12px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:600;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s var(--ease),background-color .2s var(--ease),color .2s var(--ease);
}
.btn-lg{height:48px;padding:0 26px;font-size:16px}
.btn-sm{height:32px;padding:0 14px;font-size:13px}
.btn-primary{
  background:var(--accent);
  color:#1A1206;
  box-shadow:0 8px 24px -8px rgba(255,176,32,.55);
}
.btn-primary:hover{
  color:#1A1206;
  transform:translateY(-2px);
  box-shadow:0 8px 32px -6px rgba(255,176,32,.7);
}
.btn-ghost{
  background:var(--glass);
  background-color:rgba(16,27,46,.55);
  border-color:rgba(23,214,196,.45);
  color:var(--text-1);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.btn-ghost:hover{
  color:var(--text-1);
  border-color:var(--primary);
  transform:translateY(-2px);
  box-shadow:0 0 0 4px rgba(23,214,196,.12);
}
.btn.is-done{background:rgba(23,214,196,.18);border-color:rgba(23,214,196,.6);color:var(--primary);box-shadow:none}
/* drawer */
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(3,7,14,.62);
  opacity:0;visibility:hidden;
  transition:opacity .24s var(--ease),visibility .24s var(--ease);
  z-index:65;
}
.drawer-mask.is-open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;
  top:0;left:0;bottom:0;
  width:296px;
  max-width:86vw;
  z-index:70;
  padding:22px 20px 32px;
  overflow-y:auto;
  background:linear-gradient(180deg,#0A1220,#060B14);
  border-right:1px solid var(--line);
  transform:translateX(-102%);
  transition:transform .24s var(--ease);
}
.nav-drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.drawer-head .brand{font-size:16px}
.drawer-close{
  width:34px;height:34px;
  border-radius:50%;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--text-2);
  cursor:pointer;
}
.drawer-close:hover{color:var(--primary);border-color:rgba(23,214,196,.5)}
.drawer-nav{display:grid;gap:4px;margin:18px 0}
.drawer-nav a{
  display:block;
  padding:11px 14px;
  border-radius:12px;
  font-size:15px;
  color:var(--text-2);
  border-left:2px solid transparent;
}
.drawer-nav a:hover{background:rgba(255,255,255,.04);color:var(--text-1)}
.drawer-nav a.is-active{
  color:var(--primary);
  background:rgba(23,214,196,.10);
  border-left-color:var(--primary);
  font-weight:600;
}
.drawer-sub{display:grid;gap:8px;padding-top:16px;border-top:1px solid var(--line);margin-bottom:22px}
.drawer-sub span{font-size:12px;letter-spacing:.08em;color:var(--text-3)}
.drawer-sub a{font-size:14px;color:var(--text-2)}
.drawer-cta{width:100%}
/* ============ banner ============ */
.page-banner{
  position:relative;
  z-index:1;
  overflow:hidden;
  padding:46px 0 38px;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,rgba(16,27,46,.78),rgba(6,11,20,.35));
}
.banner-deco{
  position:absolute;
  inset:0;
  pointer-events:none;
  background-image:repeating-linear-gradient(115deg,rgba(23,214,196,.05) 0 1px,transparent 1px 13px);
}
.banner-deco::after{
  content:"";
  position:absolute;
  right:-110px;
  top:-140px;
  width:360px;height:360px;
  border-radius:50%;
  border:1px solid rgba(23,214,196,.08);
  box-shadow:0 0 0 46px rgba(23,214,196,.028), inset 0 0 70px rgba(23,214,196,.05);
}
.page-banner .container{position:relative;z-index:2}
.breadcrumb{
  display:flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  color:var(--text-3);
  margin-bottom:18px;
  flex-wrap:wrap;
}
.breadcrumb a{color:var(--text-3)}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb i{font-size:10px;color:var(--text-3)}
.breadcrumb span{color:var(--text-2)}
.page-banner h1{
  font-size:clamp(28px,4vw,44px);
  line-height:1.22;
  font-weight:700;
  margin:0 0 14px;
  max-width:900px;
}
.banner-sub{
  margin:0;
  max-width:760px;
  font-size:16px;
  line-height:1.8;
  color:var(--text-2);
}
.filter-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.banner-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:28px}
.stat{padding-left:14px;border-left:2px solid rgba(23,214,196,.4)}
.stat-num{display:block;font-size:22px;font-weight:700;color:var(--primary);line-height:1.3}
.stat-label{display:block;font-size:13px;color:var(--text-3)}
/* ============ section ============ */
.section{position:relative;z-index:1;padding:88px 0}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  flex-wrap:wrap;
  margin-bottom:34px;
}
.section-head h2{
  position:relative;
  margin:0;
  padding-left:16px;
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.3;
}
.section-head h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.16em;
  bottom:.16em;
  width:8px;
  border-radius:3px;
  background:linear-gradient(180deg,var(--primary),rgba(23,214,196,.2));
}
.section-head p{margin:0;font-size:14px;color:var(--text-3);max-width:520px}
/* ============ card grid ============ */
.card-grid{margin-left:-10px;margin-right:-10px}
.card-grid>.cell{padding:0 10px 20px}
.q-card{
  height:100%;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--glass);
  background-color:rgba(16,27,46,.62);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
  overflow:hidden;
  transition:transform .2s var(--ease),border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.q-card:hover{
  transform:translateY(-2px);
  border-color:rgba(23,214,196,.45);
  box-shadow:0 22px 44px -30px rgba(0,0,0,.95), inset 0 1px 0 rgba(255,255,255,.08);
}
.q-card-link{display:flex;flex-direction:column;height:100%;color:inherit}
.q-card-link:hover{color:inherit}
.thumb{
  position:relative;
  aspect-ratio:4/3;
  overflow:hidden;
  background:var(--bg-700);
}
.thumb img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .24s var(--ease),filter .24s var(--ease);
}
.q-card:hover .thumb img,.rail-card:hover .thumb img{transform:scale(1.03);filter:brightness(1.08)}
.corner-pill{
  position:absolute;
  top:10px;left:10px;
  display:inline-flex;
  align-items:center;
  height:24px;
  padding:0 10px;
  border-radius:999px;
  font-size:12px;
  letter-spacing:.04em;
  color:var(--primary);
  background:rgba(8,16,28,.72);
  border:1px solid rgba(23,214,196,.35);
  -webkit-backdrop-filter:blur(6px);
  backdrop-filter:blur(6px);
}
.corner-pill.is-hot{color:var(--hot);border-color:rgba(255,92,122,.4)}
.q-card-body{padding:15px 17px 17px;display:flex;flex-direction:column;gap:8px;flex:1}
.q-card h3{
  margin:0;
  font-size:17px;
  line-height:1.45;
  font-weight:600;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.q-card p{
  margin:0;
  font-size:13.5px;
  line-height:1.7;
  color:var(--text-2);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.q-card-foot{
  margin-top:auto;
  padding-top:12px;
  border-top:1px solid var(--line);
  display:flex;
  align-items:center;
  justify-content:space-between;
  font-size:13px;
  color:var(--text-3);
}
.q-card-foot i{color:var(--primary);font-size:12px;transition:transform .2s var(--ease)}
.q-card:hover .q-card-foot i{transform:translateX(3px)}
/* ============ rail ============ */
.rail-wrap{position:relative;z-index:1}
.rail-wrap::after{
  content:"";
  position:absolute;
  top:0;right:0;bottom:0;
  width:80px;
  pointer-events:none;
  background:linear-gradient(90deg,rgba(6,11,20,0),rgba(6,11,20,.94));
}
.rail{
  display:flex;
  gap:18px;
  padding:4px 0 18px;
  overflow-x:auto;
  scroll-snap-type:x proximity;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none}
.rail-card{
  flex:0 0 258px;
  scroll-snap-align:start;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--glass);
  background-color:rgba(16,27,46,.6);
  overflow:hidden;
  transition:transform .2s var(--ease),border-color .2s var(--ease);
}
.rail-card:hover{transform:translateY(-2px);border-color:rgba(23,214,196,.45)}
.rail-card .thumb{aspect-ratio:16/10}
.rail-card h3{
  margin:0;
  padding:14px 16px 16px;
  font-size:15px;
  line-height:1.5;
  font-weight:600;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
/* ============ panel / checklist ============ */
.panel{
  border-radius:var(--radius-l);
  border:1px solid var(--line);
  padding:36px;
  background:linear-gradient(150deg,rgba(16,27,46,.92),rgba(6,11,20,.74));
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.panel h2{
  position:relative;
  margin:0 0 14px;
  padding-left:16px;
  font-size:clamp(22px,2.6vw,30px);
  line-height:1.3;
}
.panel h2::before{
  content:"";
  position:absolute;
  left:0;top:.16em;bottom:.16em;
  width:8px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),rgba(23,214,196,.2));
}
.panel-lead{color:var(--text-2);font-size:15px;line-height:1.85;max-width:420px}
.check-list{list-style:none;display:grid;gap:12px;margin-top:4px}
.check-item{
  display:grid;
  grid-template-columns:minmax(0,1fr) 110px 88px;
  align-items:center;
  gap:14px;
  padding:12px 14px;
  border-radius:12px;
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
}
.check-name{font-size:15px;color:var(--text-1)}
.bar{height:6px;border-radius:999px;background:rgba(255,255,255,.07);overflow:hidden}
.bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--primary),rgba(122,92,255,.85))}
.tag{
  font-size:12px;
  letter-spacing:.04em;
  border-radius:999px;
  padding:3px 10px;
  text-align:center;
  white-space:nowrap;
}
.tag-ok{color:var(--primary);background:rgba(23,214,196,.12);border:1px solid rgba(23,214,196,.32)}
.tag-warn{color:var(--hot);background:rgba(255,92,122,.12);border:1px solid rgba(255,92,122,.32)}
/* ============ faq ============ */
.faq{display:grid;gap:12px}
.faq-item{
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--glass);
  background-color:rgba(16,27,46,.55);
  overflow:hidden;
  transition:border-color .2s var(--ease);
}
.faq-item.is-open{border-color:rgba(23,214,196,.45)}
.faq-item.is-open .faq-q{border-left:3px solid var(--primary)}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  gap:14px;
  padding:18px 20px;
  background:transparent;
  border:0;
  border-left:3px solid transparent;
  color:var(--text-1);
  font-size:16px;
  font-weight:600;
  text-align:left;
  cursor:pointer;
  transition:border-color .2s var(--ease),color .2s var(--ease);
}
.faq-q:hover{color:var(--primary)}
.q-icon{
  flex:0 0 28px;
  width:28px;height:28px;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid rgba(23,214,196,.45);
  color:var(--primary);
  font-size:13px;
}
.faq-q .arrow{margin-left:auto;color:var(--text-3);font-size:12px;transition:transform .2s var(--ease),color .2s var(--ease)}
.faq-item.is-open .arrow{transform:rotate(90deg);color:var(--primary)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .24s var(--ease)}
.faq-a p{
  margin:0;
  padding:0 22px 20px 62px;
  font-size:14px;
  line-height:1.8;
  color:var(--text-3);
}
.faq-item.is-open .faq-a{max-height:360px}
/* ============ cta ============ */
.cta-bar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:28px;
  flex-wrap:wrap;
  padding:32px 36px;
  border-radius:var(--radius-l);
  border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(23,214,196,.09),rgba(122,92,255,.07));
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.cta-bar h2{margin:0 0 8px;font-size:clamp(20px,2.4vw,26px);line-height:1.3}
.cta-bar p{margin:0;font-size:14px;color:var(--text-2);max-width:560px}
.cta-actions{display:flex;gap:12px;flex-wrap:wrap}
/* ============ footer ============ */
.site-footer{
  position:relative;
  z-index:1;
  margin-top:24px;
  padding-top:64px;
  background:var(--bg-800);
  border-top:1px solid var(--line);
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1.05fr 1.2fr;
  gap:40px;
}
.footer-brand .brand{font-size:19px}
.footer-brand p{margin:12px 0 18px;font-size:14px;line-height:1.8;color:var(--text-3);max-width:320px}
.socials{display:flex;gap:10px}
.socials a{
  width:36px;height:36px;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border:1px solid var(--line);
  background:rgba(255,255,255,.03);
  color:var(--text-2);
  font-size:14px;
  transition:transform .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.socials a:hover{color:var(--primary);border-color:rgba(23,214,196,.5);transform:translateY(-2px)}
.footer-col h4{margin:0 0 16px;font-size:15px;font-weight:600;color:var(--text-1)}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2)}
.footer-col a:hover{color:var(--primary)}
.footer-col .note{margin:0 0 14px;font-size:13px;line-height:1.8;color:var(--text-3)}
.qr{
  width:96px;height:96px;
  border-radius:12px;
  border:1px dashed var(--line);
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:12px;
  color:var(--text-3);
  background:rgba(255,255,255,.02);
}
.footer-bottom{
  margin-top:48px;
  padding:20px 0;
  border-top:1px solid var(--line);
  display:flex;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--text-3);
}
/* ============ responsive ============ */
@media (max-width:1023px){
  :root{--header-h:100px}
  .container{padding:0 24px}
  .header-top{height:56px}
  .main-nav,.search-box{display:none}
  .nav-toggle{display:inline-flex;order:-1}
  .brand{font-size:16px;margin-left:4px}
  .header-actions .btn-primary{display:none}
  .header-actions{margin-left:auto}
  .search-button-mobile{
    display:inline-flex;
    width:38px;height:38px;
    align-items:center;
    justify-content:center;
    border-radius:12px;
    border:1px solid var(--line);
    background:rgba(255,255,255,.03);
    color:var(--text-2);
    cursor:pointer;
  }
  .section{padding:64px 0}
  .panel{padding:28px}
  .check-item{grid-template-columns:minmax(0,1fr) 92px}
  .check-item .bar{display:none}
  .footer-grid{grid-template-columns:1fr 1fr;gap:34px}
  .page-banner{padding:36px 0 32px}
}
@media (min-width:1024px){
  .search-button-mobile{display:none}
}
@media (max-width:639px){
  :root{--header-h:100px}
  .container{padding:0 16px}
  .brand{font-size:13px}
  .section{padding:56px 0}
  .page-banner h1{font-size:26px}
  .banner-stats{gap:20px}
  .stat-num{font-size:19px}
  .section-head{margin-bottom:24px}
  .card-grid{margin-left:-8px;margin-right:-8px}
  .card-grid>.cell{padding:0 8px 16px}
  .cta-bar{padding:22px 18px}
  .cta-actions{width:100%}
  .cta-actions .btn{flex:1 1 auto}
  .faq-a p{padding:0 18px 18px}
  .faq-q{font-size:15px;padding:16px}
  .rail-card{flex:0 0 214px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-bottom{flex-direction:column;gap:8px}
  .panel{padding:20px}
  .check-item{grid-template-columns:minmax(0,1fr) auto;padding:10px 12px}
}