/* roulang page: index */
:root{
  --bg-0:#060A13;
  --bg-1:#0A111F;
  --bg-2:#101A2E;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.09);
  --line:rgba(255,255,255,.10);
  --line-soft:rgba(255,255,255,.08);
  --c-main:#2FD8FF;
  --c-main-700:#0E8FB5;
  --c-main-soft:rgba(47,216,255,.12);
  --c-violet:#7C5CFF;
  --c-lime:#B4FF39;
  --c-hot:#FF6A88;
  --tx-1:#EAF2FF;
  --tx-2:#9FB0C8;
  --tx-3:#6B7C96;
  --tx-inv:#05121C;
  --glow:0 10px 30px rgba(47,216,255,.28);
  --glow-strong:0 0 0 1px rgba(47,216,255,.40),0 14px 40px rgba(47,216,255,.35);
  --r-card:18px;
  --r-thumb:14px;
  --r-pill:999px;
  --r-input:12px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 18px 44px rgba(0,0,0,.5);
  --sh-3:0 24px 60px rgba(0,0,0,.6);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--tx-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{color:var(--c-main);text-decoration:none;transition:color .2s var(--ease);}
a:hover{color:#7FE7FF;}
h1,h2,h3,h4{margin:0;color:var(--tx-1);letter-spacing:-.01em;}
p{margin:0;color:var(--tx-2);}
ul{margin:0;padding:0;list-style:none;}
button,input{font-family:inherit;}
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:6px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

.site-container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px;}

/* ---------- 通用按钮 ---------- */
.btn-glow,.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 24px;border-radius:var(--r-pill);
  font-size:15px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;transition:all .22s var(--ease);white-space:nowrap;
}
.btn-glow{
  background:linear-gradient(120deg,var(--c-main) 0%,#59C8FF 55%,var(--c-violet) 100%);
  color:var(--tx-inv);box-shadow:var(--glow);
}
.btn-glow:hover{color:var(--tx-inv);filter:brightness(1.06);box-shadow:var(--glow-strong);}
.btn-glow:active{transform:translateY(1px);}
.btn-ghost{
  background:var(--glass);color:var(--tx-1);
  border-color:var(--line);backdrop-filter:blur(18px) saturate(140%);
}
.btn-ghost:hover{color:var(--tx-1);border-color:rgba(47,216,255,.45);background:var(--glass-2);transform:translateY(-2px);}
.btn-sm{height:38px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- 徽章 / 标签 ---------- */
.chip{
  display:inline-flex;align-items:center;gap:6px;
  height:24px;padding:0 11px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1;letter-spacing:.01em;
}
.chip-cat{background:var(--c-main-soft);color:var(--c-main);border:1px solid rgba(47,216,255,.28);}
.chip-lime{background:rgba(180,255,57,.14);color:var(--c-lime);border:1px solid rgba(180,255,57,.35);}
.chip-hot{background:rgba(255,106,136,.14);color:var(--c-hot);border:1px solid rgba(255,106,136,.3);}
.chip-soft{background:var(--glass);color:var(--tx-2);border:1px solid var(--line);}
.chip-dur{position:absolute;right:10px;bottom:10px;background:rgba(6,10,19,.78);color:var(--tx-1);border:1px solid var(--line);backdrop-filter:blur(8px);}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  height:68px;display:flex;align-items:center;
  transition:background .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(6,10,19,.76);
  backdrop-filter:blur(18px) saturate(140%);
  border-bottom-color:var(--line-soft);
  box-shadow:var(--sh-1);
}
.nav-wrap{display:flex;align-items:center;gap:20px;width:100%;}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto;}
.brand-mark{
  position:relative;width:26px;height:26px;border-radius:50%;
  border:2px solid var(--c-main);box-shadow:0 0 12px rgba(47,216,255,.6),inset 0 0 8px rgba(47,216,255,.45);
}
.brand-mark::after{
  content:"";position:absolute;inset:6px;border-radius:50%;
  background:var(--c-lime);box-shadow:0 0 10px rgba(180,255,57,.7);
}
.brand-text{font-size:17px;font-weight:800;color:var(--tx-1);letter-spacing:-.01em;white-space:nowrap;}
.brand-text span{color:var(--c-main);}
.nav-channels{display:flex;align-items:center;gap:4px;margin-left:14px;}
.nav-channel{
  position:relative;display:inline-flex;align-items:center;
  height:38px;padding:0 14px;border-radius:var(--r-pill);
  font-size:15px;color:var(--tx-2);transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-channel:hover{color:var(--tx-1);background:var(--glass);}
.nav-channel.active{color:var(--tx-1);font-weight:600;}
.nav-channel.active::after{
  content:"";position:absolute;left:50%;bottom:-2px;transform:translateX(-50%);
  width:22px;height:2px;border-radius:2px;background:var(--c-main);box-shadow:0 0 8px var(--c-main);
}
.nav-right{display:flex;align-items:center;gap:12px;margin-left:auto;}
.nav-search{
  position:relative;width:240px;
}
.nav-search input{
  width:100%;height:40px;padding:0 16px 0 40px;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-pill);
  color:var(--tx-1);font-size:14px;transition:all .22s var(--ease);
}
.nav-search input::placeholder{color:var(--tx-3);}
.nav-search input:focus{
  outline:none;border-color:rgba(47,216,255,.5);
  box-shadow:0 0 0 3px rgba(47,216,255,.14);
}
.nav-search i{position:absolute;left:15px;top:50%;transform:translateY(-50%);color:var(--tx-3);font-size:14px;}
.nav-login{font-size:15px;color:var(--tx-2);padding:6px 4px;}
.nav-login:hover{color:var(--tx-1);}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;
  background:var(--glass);border:1px solid var(--line);color:var(--tx-1);
  align-items:center;justify-content:center;font-size:16px;cursor:pointer;
}
.mobile-drawer{
  position:fixed;top:0;right:0;bottom:0;width:82%;max-width:340px;z-index:1060;
  background:rgba(10,17,31,.96);backdrop-filter:blur(20px) saturate(140%);
  border-left:1px solid var(--line);padding:86px 22px 32px;
  transform:translateX(102%);transition:transform .3s var(--ease);
}
.mobile-drawer.is-open{transform:translateX(0);}
.mobile-drawer a{
  display:flex;align-items:center;height:48px;padding-left:14px;
  color:var(--tx-2);font-size:16px;border-radius:10px;position:relative;
}
.mobile-drawer a.active{color:var(--tx-1);font-weight:600;background:var(--glass);}
.mobile-drawer a.active::before{
  content:"";position:absolute;left:0;top:12px;bottom:12px;width:3px;
  border-radius:3px;background:var(--c-main);box-shadow:0 0 10px var(--c-main);
}
.drawer-mask{
  position:fixed;inset:0;background:rgba(6,10,19,.6);z-index:1050;
  opacity:0;visibility:hidden;transition:.3s var(--ease);
}
.drawer-mask.is-open{opacity:1;visibility:visible;}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:78vh;display:flex;align-items:flex-end;
  padding:150px 0 72px;overflow:hidden;
  background:url('/assets/images/backpic/back-1.webp') center right/cover no-repeat;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(6,10,19,.96) 0%,rgba(6,10,19,.82) 40%,rgba(6,10,19,.28) 100%),
    linear-gradient(0deg,rgba(6,10,19,.98) 0%,rgba(6,10,19,.1) 58%,rgba(6,10,19,.55) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:760px;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.hero h1{
  font-size:clamp(34px,4.4vw,56px);font-weight:800;line-height:1.15;letter-spacing:-.02em;
  max-width:14em;
}
.hero-sub{margin-top:20px;font-size:17px;line-height:1.85;color:var(--tx-2);max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px;}
.hero-meta{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:30px;
  font-size:13px;color:var(--tx-3);
}
.hero-meta span{display:inline-flex;align-items:center;gap:7px;}
.hero-meta i{color:var(--c-main);font-size:12px;}
.hero-float{
  position:absolute;right:24px;bottom:72px;z-index:3;
  width:236px;padding:18px 20px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);box-shadow:var(--sh-3);
}
.hero-float .fl-label{font-size:12px;color:var(--tx-3);letter-spacing:.02em;}
.hero-float .fl-value{
  margin-top:6px;font-size:30px;font-weight:800;color:var(--c-main);
  letter-spacing:.02em;line-height:1.1;
}
.hero-float .fl-foot{
  margin-top:10px;padding-top:10px;border-top:1px solid var(--line-soft);
  font-size:12px;color:var(--tx-2);display:flex;align-items:center;gap:8px;
}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:var(--c-hot);box-shadow:0 0 8px var(--c-hot);}

/* ---------- 区块通用 ---------- */
.section{padding:96px 0;}
.section-alt{background:var(--bg-1);}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;
  gap:24px;margin-bottom:30px;flex-wrap:wrap;
}
.section-head h2{font-size:clamp(26px,3vw,36px);font-weight:700;line-height:1.25;}
.section-head .sec-desc{margin-top:8px;font-size:14px;color:var(--tx-3);}
.sec-actions{display:flex;align-items:center;gap:14px;}
.link-more{font-size:14px;font-weight:600;color:var(--c-main);display:inline-flex;align-items:center;gap:6px;}
.link-more:hover{text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
.rail-nav{display:flex;gap:8px;}
.rail-btn{
  width:38px;height:38px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:var(--glass);border:1px solid var(--line);color:var(--tx-2);cursor:pointer;transition:.2s var(--ease);
}
.rail-btn:hover:not(:disabled){color:var(--c-main);border-color:rgba(47,216,255,.45);box-shadow:var(--glow);}
.rail-btn:disabled{opacity:.35;cursor:not-allowed;}

/* ---------- 横滑轨道 ---------- */
.rail{
  display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 22px;scrollbar-width:none;-ms-overflow-style:none;
}
.rail::-webkit-scrollbar{display:none;}
.rail-card{flex:0 0 240px;scroll-snap-align:start;}
.poster-card{display:block;color:inherit;}
.poster-thumb{
  position:relative;aspect-ratio:3/4;border-radius:var(--r-thumb);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-2);box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.poster-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.poster-thumb .chip-cat{position:absolute;left:10px;top:10px;}
.poster-card:hover .poster-thumb{transform:translateY(-6px);border-color:rgba(47,216,255,.4);box-shadow:var(--sh-2);}
.poster-card:hover .poster-thumb img{transform:scale(1.04);}
.card-title{
  margin-top:14px;font-size:15px;font-weight:600;line-height:1.5;color:var(--tx-1);
  transition:color .2s var(--ease);
}
.poster-card:hover .card-title{color:var(--c-main);}
.clamp2{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.clamp1{display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden;}
.card-meta{margin-top:8px;font-size:13px;color:var(--tx-3);}
.card-meta .hot{color:var(--c-hot);font-weight:600;}

/* ---------- 热播推荐 ---------- */
.hot-grid{display:grid;grid-template-columns:1.62fr 1fr;gap:24px;}
.hot-main{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-1);}
.hot-main-img{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2);}
.hot-main-img img{width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease);}
.hot-main-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(6,10,19,.95) 0%,rgba(6,10,19,.35) 45%,rgba(6,10,19,0) 100%);
}
.hot-main-overlay{position:absolute;left:0;right:0;bottom:0;padding:24px;z-index:2;}
.hot-main-overlay h3{font-size:22px;font-weight:700;line-height:1.35;}
.hot-main-overlay p{margin-top:8px;font-size:14px;color:var(--tx-2);}
.hot-main-body{padding:20px 24px 24px;background:var(--bg-1);}
.hot-main-body .card-title{margin-top:0;font-size:19px;}
.hot-main-body p{margin-top:10px;font-size:14px;line-height:1.75;}
.hot-main-body .row-foot{
  display:flex;align-items:center;justify-content:space-between;gap:16px;margin-top:18px;
  padding-top:16px;border-top:1px solid var(--line-soft);font-size:13px;color:var(--tx-3);
}
.hot-main:hover .hot-main-img img{transform:scale(1.03);}
.hot-side{
  display:flex;flex-direction:column;justify-content:center;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);padding:8px 20px;
  backdrop-filter:blur(18px) saturate(140%);
}
.hot-side-item{display:flex;gap:14px;padding:18px 0;border-bottom:1px solid var(--line-soft);color:inherit;}
.hot-side-item:last-child{border-bottom:0;}
.hot-side-thumb{
  flex:0 0 96px;width:96px;aspect-ratio:3/2;border-radius:12px;overflow:hidden;
  border:1px solid var(--line);background:var(--bg-2);
}
.hot-side-thumb img{width:100%;height:100%;object-fit:cover;}
.hot-side-body{min-width:0;}
.hot-side-body h3{margin-top:8px;font-size:15px;font-weight:600;line-height:1.5;}
.hot-side-item:hover h3{color:var(--c-main);}
.hot-side-body .tm{margin-top:6px;font-size:12px;color:var(--tx-3);}

/* ---------- 片单分区 ---------- */
.tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px;}
.tab-pill{
  height:38px;padding:0 20px;border-radius:var(--r-pill);
  background:var(--glass);border:1px solid var(--line);color:var(--tx-2);
  font-size:14px;font-weight:600;cursor:pointer;transition:.2s var(--ease);
}
.tab-pill:hover{color:var(--tx-1);border-color:rgba(47,216,255,.35);}
.tab-pill.active{
  background:var(--c-main-soft);border-color:rgba(47,216,255,.55);
  color:var(--c-main);box-shadow:0 0 0 1px rgba(47,216,255,.18);
}
.tab-panel{display:none;}
.tab-panel.active{display:block;animation:fadeIn .16s var(--ease);}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}
.slate-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.slate-card{
  position:relative;display:block;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-2);box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.slate-card:hover{transform:translateY(-6px);border-color:rgba(47,216,255,.4);box-shadow:var(--sh-2);}
.slate-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;}
.slate-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.slate-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(6,10,19,.88),rgba(6,10,19,0) 62%);}
.slate-card:hover .slate-thumb img{transform:scale(1.04);}
.slate-index{
  position:absolute;left:12px;top:12px;z-index:2;
  min-width:32px;height:26px;padding:0 9px;border-radius:8px;
  display:inline-flex;align-items:center;justify-content:center;
  background:rgba(6,10,19,.62);border:1px solid rgba(47,216,255,.5);
  color:var(--c-main);font-size:12px;font-weight:700;letter-spacing:.06em;
  font-variant-numeric:tabular-nums;
}
.slate-info{position:absolute;left:0;right:0;bottom:0;padding:16px;z-index:2;}
.slate-info h3{font-size:15px;font-weight:600;line-height:1.45;}
.slate-info .card-meta{margin-top:6px;font-size:12px;color:var(--tx-3);}

/* ---------- 资讯列表（CMS 位） ---------- */
.news-grid{display:grid;grid-template-columns:1.9fr 1fr;gap:24px;align-items:start;}
.news-list{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  padding:6px 8px;backdrop-filter:blur(18px) saturate(140%);min-height:240px;
}
.news-row{
  position:relative;display:flex;align-items:center;gap:16px;
  padding:18px 16px;border-radius:12px;color:inherit;
  border-bottom:1px solid var(--line-soft);transition:background .2s var(--ease);
}
.news-row:last-child{border-bottom:0;}
.news-row::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:2px;border-radius:2px;
  background:var(--c-main);opacity:0;transition:opacity .2s var(--ease);
}
.news-row:hover{background:var(--glass-2);}
.news-row:hover::before{opacity:1;}
.news-row:hover .news-title{color:var(--c-main);}
.news-main{min-width:0;flex:1 1 auto;display:flex;flex-direction:column;}
.news-title{font-size:16px;font-weight:600;color:var(--tx-1);transition:color .2s var(--ease);}
.news-desc{margin-top:6px;font-size:13px;color:var(--tx-3);}
.news-time{flex:0 0 auto;font-size:13px;color:var(--tx-3);font-variant-numeric:tabular-nums;}
.news-arrow{color:var(--tx-3);font-size:13px;}
.news-row:hover .news-arrow{color:var(--c-main);}
.news-empty{
  min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;
  gap:12px;color:var(--tx-3);font-size:15px;text-align:center;padding:40px 20px;
}
.news-empty i{font-size:28px;color:var(--tx-3);opacity:.7;}
.news-feature{
  display:block;background:var(--glass);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;backdrop-filter:blur(18px) saturate(140%);color:inherit;
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.news-feature:hover{transform:translateY(-6px);border-color:rgba(47,216,255,.4);box-shadow:var(--sh-2);color:inherit;}
.news-feature-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--bg-2);}
.news-feature-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease);}
.news-feature:hover .news-feature-thumb img{transform:scale(1.04);}
.news-feature-body{padding:20px;}
.news-feature-body h3{margin-top:12px;font-size:18px;font-weight:700;line-height:1.45;}
.news-feature-body p{margin-top:10px;font-size:14px;line-height:1.75;color:var(--tx-2);}
.news-feature-body .tm{display:block;margin-top:14px;font-size:12px;color:var(--tx-3);font-variant-numeric:tabular-nums;}

/* ---------- 数据条 ---------- */
.stats-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  padding:28px;border-radius:var(--r-card);
  background:linear-gradient(120deg,rgba(47,216,255,.08),rgba(124,92,255,.06));
  border:1px solid var(--line);
}
.stat-item{text-align:left;}
.stat-item .sv{font-size:30px;font-weight:800;color:var(--c-main);line-height:1.2;font-variant-numeric:tabular-nums;}
.stat-item .sl{margin-top:6px;font-size:13px;color:var(--tx-3);}

/* ---------- 订阅 CTA ---------- */
.subscribe{
  position:relative;overflow:hidden;border-radius:22px;
  padding:44px 44px;display:flex;align-items:center;justify-content:space-between;gap:36px;
  background:
    linear-gradient(120deg,rgba(47,216,255,.10),rgba(124,92,255,.04) 55%,rgba(6,10,19,0)),
    url('/assets/images/backpic/back-2.png') right center/cover no-repeat;
  border:1px solid var(--line);
  box-shadow:inset 1px 0 0 rgba(47,216,255,.35),inset -1px 0 0 rgba(47,216,255,.35),var(--sh-1);
}
.subscribe::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg,rgba(6,10,19,.92) 0%,rgba(6,10,19,.6) 55%,rgba(6,10,19,.25) 100%);
}
.subscribe-text{position:relative;z-index:2;max-width:560px;}
.subscribe-text h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3;}
.subscribe-text p{margin-top:12px;font-size:15px;color:var(--tx-2);}
.subscribe-form{position:relative;z-index:2;display:flex;gap:12px;flex:0 0 auto;align-items:flex-start;}
.subscribe-form input{
  width:280px;height:48px;padding:0 18px;border-radius:var(--r-input);
  background:rgba(6,10,19,.6);border:1px solid var(--line);color:var(--tx-1);font-size:14px;
  transition:.2s var(--ease);
}
.subscribe-form input::placeholder{color:var(--tx-3);}
.subscribe-form input:focus{outline:none;border-color:var(--c-main);box-shadow:0 0 0 3px rgba(47,216,255,.15);}
.subscribe-form .form-hint{display:block;margin-top:8px;font-size:12px;color:var(--tx-3);}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px;margin:0 auto;}
.faq-wrap .accordion-item{
  background:var(--glass);border:1px solid var(--line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;
}
.faq-wrap .accordion-button{
  background:transparent;color:var(--tx-1);font-size:16px;font-weight:600;
  padding:18px 20px;border:0;box-shadow:none;display:flex;align-items:center;gap:14px;
}
.faq-wrap .accordion-button::after{
  content:"";flex:0 0 auto;width:12px;height:12px;margin-left:auto;
  background-image:linear-gradient(var(--c-main),var(--c-main)),linear-gradient(var(--c-main),var(--c-main));
  background-size:12px 2px,2px 12px;background-position:center;background-repeat:no-repeat;
  transition:transform .18s var(--ease);
}
.faq-wrap .accordion-button:not(.collapsed){
  color:var(--c-main);background:var(--glass-2);box-shadow:inset 3px 0 0 var(--c-main);
}
.faq-wrap .accordion-button:not(.collapsed)::after{transform:rotate(135deg);}
.faq-wrap .accordion-button:focus{box-shadow:inset 3px 0 0 var(--c-main);}
.faq-wrap .accordion-body{padding:0 20px 20px;font-size:15px;line-height:1.85;color:var(--tx-2);}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line-soft);padding:64px 0 0;margin-top:96px;}
.footer-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1.2fr;gap:36px;}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--tx-3);line-height:1.8;max-width:320px;}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--tx-1);}
.footer-col li{margin-bottom:10px;}
.footer-col a{font-size:14px;color:var(--tx-3);}
.footer-col a:hover{color:var(--c-main);}
.footer-contact li{font-size:14px;color:var(--tx-3);margin-bottom:10px;display:flex;gap:8px;align-items:flex-start;}
.footer-contact i{color:var(--c-main);font-size:13px;margin-top:6px;}
.footer-bottom{
  margin-top:44px;padding:20px 0;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:13px;color:var(--tx-3);
}
.footer-bottom a{color:var(--tx-3);}
.footer-bottom a:hover{color:var(--c-main);}

/* ---------- 响应式 ---------- */
@media (max-width:1399px){
  .site-container{max-width:1140px;}
  .hero{min-height:74vh;}
}
@media (max-width:1199px){
  .site-container{max-width:960px;}
  .hot-grid{grid-template-columns:1.5fr 1fr;}
  .rail-card{flex:0 0 200px;}
  .nav-search{width:200px;}
  .slate-grid{grid-template-columns:repeat(4,1fr);gap:18px;}
}
@media (max-width:991px){
  .site-container{max-width:100%;padding:0 20px;}
  .nav-channels,.nav-search,.nav-login{display:none;}
  .nav-toggle{display:inline-flex;}
  .site-header{height:60px;}
  .hero{padding:120px 0 56px;min-height:62vh;}
  .hero-float{display:none;}
  .section{padding:72px 0;}
  .hot-grid{grid-template-columns:1fr;}
  .news-grid{grid-template-columns:1fr;}
  .slate-grid{grid-template-columns:repeat(2,1fr);}
  .subscribe{flex-direction:column;align-items:flex-start;padding:34px 28px;}
  .subscribe-form{width:100%;flex-direction:column;}
  .subscribe-form input{width:100%;}
  .subscribe-form .btn-glow{width:100%;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .stats-strip{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:767px){
  .section{padding:56px 0;}
  .hero h1{font-size:clamp(28px,7vw,36px);max-width:none;}
  .hero-sub{font-size:15px;}
  .hero-actions .btn-glow,.hero-actions .btn-ghost{flex:1 1 auto;}
  .rail-card{flex:0 0 62vw;}
  .rail{gap:16px;}
  .slate-grid{grid-template-columns:1fr;gap:16px;}
  .hot-side{padding:6px 14px;}
  .news-row{flex-wrap:wrap;gap:10px;}
  .news-time{order:3;}
  .site-footer{padding-top:48px;margin-top:56px;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (max-width:575px){
  .site-container{padding:0 16px;}
  .section{padding:56px 0;}
  .brand-text{font-size:15px;}
  .stats-strip{grid-template-columns:1fr;padding:22px;}
  .stat-item .sv{font-size:26px;}
  .subscribe{padding:28px 20px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --bg-0:#060A13;
  --bg-1:#0A111F;
  --bg-2:#101A2E;
  --bg-3:#16233C;
  --glass-bg:rgba(255,255,255,.05);
  --glass-bg-strong:rgba(255,255,255,.08);
  --glass-border:rgba(255,255,255,.10);
  --c-main:#2FD8FF;
  --c-main-700:#0E8FB5;
  --c-main-soft:rgba(47,216,255,.12);
  --c-violet:#7C5CFF;
  --c-lime:#B4FF39;
  --c-hot:#FF6A88;
  --text:#EAF2FF;
  --text-2:#9FB0C8;
  --text-3:#6B7C96;
  --text-body:#C7D6EC;
  --line:rgba(255,255,255,.08);
  --glow:0 10px 30px rgba(47,216,255,.28);
  --glow-strong:0 0 0 1px rgba(47,216,255,.40),0 14px 40px rgba(47,216,255,.35);
  --shadow-1:0 8px 24px rgba(0,0,0,.35);
  --shadow-2:0 18px 44px rgba(0,0,0,.5);
  --shadow-3:0 24px 60px rgba(0,0,0,.6);
  --r-card:18px;
  --r-thumb:14px;
  --r-input:12px;
  --ease:cubic-bezier(.2,.7,.3,1);
  --header-h:68px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  background:var(--bg-0);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(760px 420px at 12% -6%, rgba(47,216,255,.10), transparent 62%),
    radial-gradient(680px 380px at 92% 4%, rgba(124,92,255,.09), transparent 60%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-main);text-decoration:none;transition:color .22s var(--ease),opacity .22s var(--ease)}
a:hover{color:#7BE9FF}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{margin:0;font-weight:700;line-height:1.28}
button,input,select,textarea{font-family:inherit;font-size:inherit;color:inherit}
button{cursor:pointer;border:0;background:none}
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

.site-container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 24px;
  position:relative;
  z-index:1;
}

/* ============ 顶部导航 ============ */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1000;
  height:var(--header-h);
  display:flex;
  align-items:center;
  background:rgba(6,10,19,.58);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid transparent;
  transition:background .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled{
  background:rgba(8,13,24,.92);
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px rgba(0,0,0,.45);
}
.nav-wrap{display:flex;align-items:center;gap:32px;width:100%;height:var(--header-h)}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  position:relative;
  width:24px;height:24px;
  border-radius:50%;
  border:2px solid var(--c-main);
  box-shadow:0 0 12px rgba(47,216,255,.55),inset 0 0 8px rgba(47,216,255,.45);
  flex-shrink:0;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:5px;
  border-radius:50%;
  background:var(--c-main);
  opacity:.88;
}
.brand-text{
  font-size:18px;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--text);
  white-space:nowrap;
}
.brand-text span{color:var(--c-main)}
.nav-channels{display:flex;align-items:center;gap:6px;flex:1 1 auto;min-width:0}
.nav-channel{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:38px;
  padding:0 14px;
  border-radius:999px;
  font-size:15px;
  color:var(--text-2);
  white-space:nowrap;
  transition:color .22s var(--ease),background .22s var(--ease);
}
.nav-channel:hover{color:var(--text);background:var(--glass-bg)}
.nav-channel.active{color:var(--text);font-weight:600}
.nav-channel.active::after{
  content:"";
  position:absolute;
  left:50%;
  bottom:2px;
  transform:translateX(-50%);
  width:22px;height:2px;
  border-radius:2px;
  background:var(--c-main);
  box-shadow:0 0 10px rgba(47,216,255,.75);
}
.nav-right{display:flex;align-items:center;gap:14px;margin-left:auto;flex-shrink:0}
.nav-search{
  position:relative;
  display:flex;
  align-items:center;
  gap:8px;
  width:240px;
  height:40px;
  padding:0 16px;
  border-radius:999px;
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-search i{font-size:13px;color:var(--text-3)}
.nav-search input{
  flex:1;
  min-width:0;
  height:100%;
  background:none;
  border:0;
  outline:none;
  font-size:14px;
  color:var(--text);
}
.nav-search input::placeholder{color:var(--text-3)}
.nav-search:focus-within{border-color:rgba(47,216,255,.55);box-shadow:0 0 0 3px rgba(47,216,255,.12)}
.nav-login{
  font-size:15px;
  color:var(--text-2);
  padding:0 4px;
  white-space:nowrap;
}
.nav-login:hover{color:var(--text)}
.btn-glow{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  height:42px;
  padding:0 22px;
  border-radius:999px;
  background:linear-gradient(120deg,var(--c-main) 0%,var(--c-violet) 120%);
  color:#05121C;
  font-size:14px;
  font-weight:700;
  letter-spacing:.01em;
  box-shadow:var(--glow);
  transition:filter .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
  white-space:nowrap;
}
.btn-glow:hover,.btn-glow:focus-visible{
  color:#05121C;
  filter:brightness(1.06);
  box-shadow:var(--glow-strong);
  transform:translateY(-1px);
}
.btn-glow:active{transform:translateY(1px)}
.btn-glow.btn-sm{height:38px;padding:0 18px;font-size:13.5px}
.nav-toggle{
  display:none;
  align-items:center;
  justify-content:center;
  width:40px;height:40px;
  border-radius:12px;
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  color:var(--text);
  font-size:16px;
}
.nav-toggle:hover{border-color:rgba(47,216,255,.5);color:var(--c-main)}
.nav-drawer{
  position:fixed;
  top:0;right:0;
  z-index:1200;
  width:min(320px,84vw);
  height:100%;
  padding:88px 20px 28px;
  background:rgba(10,17,31,.97);
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  border-left:1px solid var(--glass-border);
  transform:translateX(102%);
  transition:transform .28s var(--ease);
  display:flex;
  flex-direction:column;
  gap:4px;
  overflow-y:auto;
}
.nav-drawer.open{transform:translateX(0)}
.nav-drawer a{
  display:flex;
  align-items:center;
  height:48px;
  padding:0 14px;
  border-radius:12px;
  color:var(--text-2);
  font-size:16px;
  border-left:3px solid transparent;
}
.nav-drawer a:hover{background:var(--glass-bg);color:var(--text)}
.nav-drawer a.active{
  color:var(--text);
  background:var(--c-main-soft);
  border-left-color:var(--c-main);
  font-weight:600;
}
.nav-mask{
  position:fixed;
  inset:0;
  z-index:1100;
  background:rgba(4,7,14,.66);
  opacity:0;
  visibility:hidden;
  transition:opacity .28s var(--ease),visibility .28s var(--ease);
}
.nav-mask.open{opacity:1;visibility:visible}

/* ============ 文章主体 ============ */
.page-shell{padding-top:calc(var(--header-h) + 32px);position:relative;z-index:1}
.breadcrumb-line{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:10px;
  font-size:13.5px;
  color:var(--text-3);
  margin-bottom:26px;
}
.breadcrumb-line a{color:var(--text-3)}
.breadcrumb-line a:hover{color:var(--c-main)}
.breadcrumb-line .sep{
  width:1px;height:12px;
  background:rgba(255,255,255,.18);
  display:inline-block;
}
.breadcrumb-line .current{color:var(--c-main)}

.article-grid{
  display:grid;
  grid-template-columns:minmax(0,2fr) minmax(0,1fr);
  gap:48px;
  align-items:start;
}
.article-col{min-width:0}

.article-head{margin-bottom:28px}
.badge-cat{
  display:inline-flex;
  align-items:center;
  gap:6px;
  height:28px;
  padding:0 14px;
  border-radius:999px;
  background:var(--c-main-soft);
  border:1px solid rgba(47,216,255,.35);
  color:var(--c-main);
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.02em;
}
.article-head h1{
  margin:16px 0 20px;
  font-size:clamp(26px,3.2vw,40px);
  font-weight:800;
  line-height:1.26;
  letter-spacing:-.02em;
  color:var(--text);
  overflow-wrap:anywhere;
  word-break:break-word;
}
.meta-row{
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:8px 18px;
  padding-bottom:20px;
  border-bottom:1px solid var(--line);
  font-size:13.5px;
  color:var(--text-3);
}
.meta-row .meta-item{display:inline-flex;align-items:center;gap:7px}
.meta-row .meta-item i{color:var(--c-main-700);font-size:12.5px}
.meta-row .num{font-variant-numeric:tabular-nums}
.share-group{display:flex;align-items:center;gap:8px;margin-left:auto}
.share-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;height:36px;
  border-radius:50%;
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  color:var(--text-2);
  font-size:14px;
  transition:all .22s var(--ease);
}
.share-btn:hover{
  color:var(--c-main);
  border-color:rgba(47,216,255,.5);
  box-shadow:var(--glow);
  transform:translateY(-2px);
}

.toc-anchor{height:1px;overflow:hidden}

/* 正文排版 */
.article-body{
  max-width:760px;
  font-size:17px;
  line-height:1.9;
  color:var(--text-body);
  overflow-wrap:anywhere;
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.15em;color:var(--text-body)}
.article-body strong{color:var(--text);font-weight:600}
.article-body h2{
  position:relative;
  margin:38px 0 16px;
  padding-left:14px;
  font-size:clamp(21px,2.4vw,26px);
  font-weight:700;
  line-height:1.4;
  color:var(--text);
}
.article-body h2::before{
  content:"";
  position:absolute;
  left:0;top:.28em;
  width:4px;height:1em;
  border-radius:2px;
  background:var(--c-main);
  box-shadow:0 0 12px rgba(47,216,255,.7);
}
.article-body h3{
  margin:28px 0 12px;
  font-size:20px;
  font-weight:600;
  color:var(--text);
}
.article-body h4{
  margin:22px 0 10px;
  font-size:17px;
  font-weight:600;
  color:var(--text);
}
.article-body ul,.article-body ol{
  margin:0 0 1.2em;
  padding-left:22px;
  color:var(--text-body);
}
.article-body ul li{list-style:disc;margin-bottom:8px}
.article-body ol li{list-style:decimal;margin-bottom:8px}
.article-body li::marker{color:var(--c-main-700)}
.article-body blockquote{
  margin:24px 0;
  padding:18px 22px;
  background:var(--glass-bg);
  border-left:3px solid var(--c-main);
  border-radius:0 14px 14px 0;
  color:var(--text-2);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{
  margin:24px auto;
  border-radius:var(--r-thumb);
  box-shadow:var(--shadow-1);
  height:auto;
}
.article-body figure{margin:24px 0}
.article-body figcaption{
  margin-top:10px;
  font-size:13px;
  color:var(--text-3);
  text-align:center;
}
.article-body a{
  color:var(--c-main);
  text-decoration:underline;
  text-underline-offset:4px;
  text-decoration-thickness:1px;
}
.article-body a:hover{text-decoration-thickness:2px}
.article-body table{
  width:100%;
  margin:24px 0;
  border-collapse:collapse;
  font-size:15px;
  border-radius:var(--r-thumb);
  overflow:hidden;
}
.article-body th{
  background:var(--bg-3);
  color:var(--text);
  font-weight:600;
  text-align:left;
}
.article-body th,.article-body td{
  padding:12px 14px;
  border:1px solid var(--line);
}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.03)}
.article-body hr{
  margin:32px 0;
  border:0;
  height:1px;
  background:var(--line);
}

.empty-article{
  padding:64px 24px;
  text-align:center;
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  border-radius:var(--r-card);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
}
.empty-article i{font-size:34px;color:var(--c-main-700);margin-bottom:16px;display:block}
.empty-article p{font-size:17px;color:var(--text-2);margin-bottom:20px}

.article-foot{margin-top:36px;max-width:760px}
.tag-group{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:24px}
.tag{
  display:inline-flex;
  align-items:center;
  height:30px;
  padding:0 14px;
  border-radius:999px;
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  font-size:13px;
  color:var(--text-2);
  transition:all .22s var(--ease);
}
.tag:hover{color:var(--c-main);border-color:rgba(47,216,255,.45);background:var(--c-main-soft)}
.disclaimer{
  padding:16px 18px;
  border-radius:var(--r-thumb);
  background:rgba(255,255,255,.03);
  border:1px solid var(--line);
  font-size:12.5px;
  line-height:1.8;
  color:var(--text-3);
  margin-bottom:24px;
}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  gap:8px;
  height:44px;
  padding:0 24px;
  border-radius:999px;
  background:var(--glass-bg);
  border:1px solid rgba(47,216,255,.35);
  color:var(--c-main);
  font-size:14.5px;
  font-weight:600;
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  transition:all .22s var(--ease);
}
.btn-ghost:hover{
  color:var(--text);
  border-color:var(--c-main);
  background:var(--c-main-soft);
  box-shadow:var(--glow);
  transform:translateY(-1px);
}
.btn-ghost:active{transform:translateY(1px)}

/* 侧栏 */
.article-side{min-width:0}
.sticky-side{position:sticky;top:calc(var(--header-h) + 28px)}
.side-card{
  padding:22px;
  border-radius:var(--r-card);
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  margin-bottom:20px;
  box-shadow:var(--shadow-1);
}
.side-card h3{
  font-size:15px;
  font-weight:700;
  color:var(--text);
  margin-bottom:16px;
  padding-left:10px;
  position:relative;
}
.side-card h3::before{
  content:"";
  position:absolute;
  left:0;top:.32em;
  width:3px;height:1em;
  border-radius:2px;
  background:var(--c-main);
  box-shadow:0 0 10px rgba(47,216,255,.6);
}
.side-list li + li{border-top:1px solid var(--line)}
.side-list a{
  display:flex;
  align-items:center;
  gap:10px;
  padding:11px 0;
  font-size:14.5px;
  color:var(--text-2);
  transition:all .22s var(--ease);
}
.side-list a i{font-size:12px;color:var(--c-main-700);flex-shrink:0}
.side-list a:hover{color:var(--c-main);padding-left:4px}
.side-tip{
  font-size:13px;
  line-height:1.8;
  color:var(--text-3);
}
.side-cta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:16px 18px;
  border-radius:var(--r-thumb);
  background:linear-gradient(120deg,rgba(47,216,255,.14),rgba(124,92,255,.10));
  border:1px solid rgba(47,216,255,.25);
}
.side-cta span{font-size:13.5px;color:var(--text-2);line-height:1.6}
.side-cta a{
  display:inline-flex;
  align-items:center;
  height:34px;
  padding:0 16px;
  border-radius:999px;
  background:var(--c-main);
  color:#05121C;
  font-size:13px;
  font-weight:700;
  white-space:nowrap;
  transition:all .22s var(--ease);
}
.side-cta a:hover{filter:brightness(1.08);box-shadow:var(--glow);color:#05121C}

/* 相关推荐 */
.related{margin-top:72px}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:20px;
  margin-bottom:26px;
}
.section-head h2{
  font-size:clamp(22px,2.6vw,30px);
  font-weight:700;
  color:var(--text);
}
.section-head p{margin:6px 0 0;font-size:13.5px;color:var(--text-3)}
.section-head a{
  font-size:14px;
  color:var(--c-main);
  white-space:nowrap;
}
.section-head a:hover{text-decoration:underline;text-underline-offset:4px}
.related-track{
  display:flex;
  gap:24px;
  overflow-x:auto;
  scroll-snap-type:x mandatory;
  padding-bottom:8px;
  scrollbar-width:none;
  -ms-overflow-style:none;
}
.related-track::-webkit-scrollbar{display:none}
.related-card{
  flex:0 0 300px;
  scroll-snap-align:start;
  border-radius:var(--r-card);
  background:var(--glass-bg);
  border:1px solid var(--glass-border);
  overflow:hidden;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.related-card:hover{
  transform:translateY(-6px);
  border-color:rgba(47,216,255,.4);
  box-shadow:var(--shadow-2);
}
.related-thumb{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  background:var(--bg-2);
}
.related-thumb img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .3s var(--ease);
}
.related-card:hover .related-thumb img{transform:scale(1.04)}
.related-thumb .badge-cat{
  position:absolute;
  left:12px;top:12px;
  background:rgba(6,10,19,.72);
  backdrop-filter:blur(8px);
  border-color:rgba(47,216,255,.35);
}
.related-info{padding:16px 18px 20px}
.related-info h3{
  font-size:15.5px;
  font-weight:600;
  line-height:1.5;
  color:var(--text);
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
  margin-bottom:10px;
}
.related-card:hover .related-info h3{color:var(--c-main)}
.related-meta{font-size:12.5px;color:var(--text-3);display:flex;gap:12px}
.related-meta .num{font-variant-numeric:tabular-nums}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:96px;
  background:var(--bg-1);
  border-top:1px solid var(--line);
  position:relative;
  z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.3fr;
  gap:40px;
  padding:64px 0 40px;
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{
  font-size:13.5px;
  line-height:1.85;
  color:var(--text-3);
  margin:0;
  max-width:320px;
}
.footer-col h4{
  font-size:14px;
  font-weight:700;
  color:var(--text);
  margin-bottom:18px;
  letter-spacing:.02em;
}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{
  font-size:13.5px;
  color:var(--text-3);
}
.footer-col ul a:hover{color:var(--c-main)}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:9px;
  font-size:13px;
  line-height:1.7;
  color:var(--text-3);
  margin-bottom:11px;
}
.footer-contact i{margin-top:4px;color:var(--c-main-700);font-size:12px}
.footer-bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  flex-wrap:wrap;
  gap:12px;
  padding:20px 0 32px;
  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(--c-main)}

/* ============ 响应式 ============ */
@media (max-width:1399px){
  .site-container{max-width:1140px}
}
@media (max-width:1199px){
  .site-container{max-width:960px}
  .nav-wrap{gap:20px}
  .nav-channel{padding:0 11px;font-size:14.5px}
  .nav-search{width:200px}
  .article-grid{gap:36px}
}
@media (max-width:991px){
  .site-container{max-width:100%;padding:0 20px}
  .nav-channels,.nav-search,.nav-login{display:none}
  .nav-toggle{display:inline-flex}
  .article-grid{grid-template-columns:1fr;gap:0}
  .article-side{margin-top:48px}
  .sticky-side{position:static}
  .article-body{max-width:100%;font-size:16px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:36px;padding:52px 0 32px}
  .related{margin-top:56px}
  .related-card{flex:0 0 260px}
}
@media (max-width:767px){
  .page-shell{padding-top:calc(var(--header-h) + 20px)}
  .article-head h1{font-size:24px;margin:12px 0 16px}
  .article-body{font-size:15.5px;line-height:1.85}
  .article-body h2{margin-top:32px;font-size:20px}
  .article-body h3{font-size:18px}
  .article-body table{display:block;overflow-x:auto;white-space:nowrap}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px}
  .related-card{flex:0 0 78vw}
  .share-group{margin-left:0;width:100%}
  .article-foot{max-width:100%}
}
@media (max-width:575px){
  .site-container{padding:0 16px}
  :root{--header-h:60px}
  .brand-text{font-size:16px}
  .btn-glow.btn-sm{height:36px;padding:0 14px;font-size:13px}
  .article-head h1{font-size:22px}
  .footer-grid{grid-template-columns:1fr;gap:30px;padding:44px 0 26px}
  .footer-brand p{max-width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .empty-article{padding:48px 18px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

/* roulang page: category1 */
:root{
  --bg-0:#060A13;
  --bg-1:#0A111F;
  --bg-2:#101A2E;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.08);
  --glass-bd:rgba(255,255,255,.10);
  --c-main:#2FD8FF;
  --c-main-700:#0E8FB5;
  --c-main-soft:rgba(47,216,255,.12);
  --c-violet:#7C5CFF;
  --c-lime:#B4FF39;
  --c-hot:#FF6A88;
  --tx:#EAF2FF;
  --tx-2:#9FB0C8;
  --tx-3:#6B7C96;
  --tx-inv:#05121C;
  --line:rgba(255,255,255,.08);
  --r-card:18px;
  --r-thumb:14px;
  --r-chip:999px;
  --r-input:12px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 18px 44px rgba(0,0,0,.5);
  --sh-3:0 24px 60px rgba(0,0,0,.6);
  --glow:0 10px 30px rgba(47,216,255,.28);
  --glow-strong:0 0 0 1px rgba(47,216,255,.40),0 14px 40px rgba(47,216,255,.35);
  --ease:cubic-bezier(.2,.7,.3,1);
}

*{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--tx);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--c-main);text-decoration:none;transition:color .2s var(--ease),text-decoration-color .2s var(--ease);}
a:hover{color:#7FE6FF;text-decoration:underline;text-underline-offset:4px;text-decoration-thickness:2px;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;color:var(--tx);font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
input,button{outline:none;}
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:6px;}
::selection{background:var(--c-main);color:var(--tx-inv);}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

.site-container{
  width:100%;
  max-width:1280px;
  margin:0 auto;
  padding:0 24px;
}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;
  top:0;left:0;right:0;
  z-index:1040;
  height:68px;
  display:flex;
  align-items:center;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease),backdrop-filter .28s var(--ease);
}
.site-header.scrolled{
  background:rgba(10,17,31,.78);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom-color:var(--line);
  box-shadow:0 12px 32px rgba(0,0,0,.45);
}
.nav-wrap{
  display:flex;
  align-items:center;
  gap:28px;
  width:100%;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:10px;
  flex-shrink:0;
  text-decoration:none !important;
}
.brand-mark{
  width:24px;height:24px;
  border-radius:50%;
  border:2px solid var(--c-main);
  box-shadow:0 0 12px rgba(47,216,255,.7),inset 0 0 8px rgba(47,216,255,.55);
  position:relative;
}
.brand-mark::after{
  content:"";
  position:absolute;
  inset:5px;
  border-radius:50%;
  background:var(--c-main);
  box-shadow:0 0 10px rgba(47,216,255,.9);
}
.brand-text{
  font-size:18px;
  font-weight:800;
  color:var(--tx);
  letter-spacing:.01em;
  white-space:nowrap;
}
.brand-text span{
  color:var(--c-main);
  margin-left:2px;
}
.nav-channels{
  display:flex;
  align-items:center;
  gap:6px;
  flex:1 1 auto;
}
.nav-channel{
  position:relative;
  padding:8px 14px;
  border-radius:var(--r-chip);
  color:var(--tx-2);
  font-size:15px;
  font-weight:500;
  text-decoration:none !important;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-channel:hover{color:var(--tx);background:var(--glass);}
.nav-channel.active{color:var(--tx);font-weight:700;}
.nav-channel.active::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:0;
  height:2px;
  border-radius:2px;
  background:var(--c-main);
  box-shadow:0 0 10px rgba(47,216,255,.8);
}
.nav-right{
  display:flex;
  align-items:center;
  gap:16px;
  flex-shrink:0;
}
.nav-search{
  position:relative;
  display:flex;
  align-items:center;
  width:240px;
  height:40px;
  padding:0 14px;
  gap:10px;
  border:1px solid var(--glass-bd);
  border-radius:var(--r-chip);
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search i{color:var(--tx-3);font-size:13px;}
.nav-search input{
  flex:1;
  min-width:0;
  border:0;
  background:transparent;
  color:var(--tx);
  font-size:14px;
}
.nav-search input::placeholder{color:var(--tx-3);}
.nav-search:focus-within{border-color:rgba(47,216,255,.55);box-shadow:var(--glow);}
.nav-login{
  color:var(--tx-2);
  font-size:15px;
  text-decoration:none !important;
}
.nav-login:hover{color:var(--c-main);}
.btn-glow{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border:0;
  border-radius:var(--r-chip);
  background:linear-gradient(100deg,var(--c-main) 0%,#4FE3FF 42%,var(--c-violet) 130%);
  color:var(--tx-inv);
  font-size:15px;
  font-weight:700;
  letter-spacing:.02em;
  text-decoration:none !important;
  cursor:pointer;
  box-shadow:var(--glow);
  transition:transform .2s var(--ease),box-shadow .22s var(--ease),filter .2s var(--ease);
}
.btn-glow:hover{filter:brightness(1.06);box-shadow:var(--glow-strong);color:var(--tx-inv);text-decoration:none;}
.btn-glow:active{transform:translateY(1px);}
.btn-glow.btn-sm{padding:9px 20px;font-size:14px;}
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 26px;
  border-radius:var(--r-chip);
  border:1px solid rgba(47,216,255,.42);
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  color:var(--tx);
  font-size:15px;
  font-weight:600;
  text-decoration:none !important;
  cursor:pointer;
  transition:border-color .2s var(--ease),background .2s var(--ease),transform .2s var(--ease),box-shadow .22s var(--ease);
}
.btn-ghost:hover{border-color:var(--c-main);background:rgba(47,216,255,.10);color:var(--tx);text-decoration:none;box-shadow:var(--glow);}
.btn-ghost:active{transform:translateY(1px);}
.nav-toggle{
  display:none;
  width:40px;height:40px;
  border-radius:12px;
  border:1px solid var(--glass-bd);
  background:var(--glass);
  color:var(--tx);
  font-size:16px;
  cursor:pointer;
}
.nav-drawer{
  position:fixed;
  inset:0 0 0 auto;
  width:min(86vw,340px);
  background:rgba(10,17,31,.94);
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  border-left:1px solid var(--line);
  padding:22px 20px;
  transform:translateX(102%);
  transition:transform .3s var(--ease);
  z-index:1060;
  display:flex;
  flex-direction:column;
  gap:18px;
}
.nav-drawer.open{transform:translateX(0);}
.drawer-head{display:flex;align-items:center;justify-content:space-between;}
.drawer-close{
  width:36px;height:36px;
  border-radius:10px;
  border:1px solid var(--glass-bd);
  background:var(--glass);
  color:var(--tx);
  cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column;gap:4px;}
.drawer-link{
  position:relative;
  padding:14px 16px;
  border-radius:12px;
  color:var(--tx-2);
  font-size:16px;
  text-decoration:none !important;
  transition:background .2s var(--ease),color .2s var(--ease);
}
.drawer-link:hover{background:var(--glass);color:var(--tx);}
.drawer-link.active{color:var(--tx);background:var(--c-main-soft);font-weight:700;}
.drawer-link.active::before{
  content:"";
  position:absolute;
  left:0;top:12px;bottom:12px;
  width:3px;
  border-radius:3px;
  background:var(--c-main);
  box-shadow:0 0 10px rgba(47,216,255,.9);
}
.drawer-mask{
  position:fixed;inset:0;
  background:rgba(3,6,12,.62);
  opacity:0;visibility:hidden;
  transition:opacity .28s var(--ease),visibility .28s var(--ease);
  z-index:1050;
}
.drawer-mask.open{opacity:1;visibility:visible;}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;
  min-height:78vh;
  display:flex;
  align-items:flex-end;
  padding:150px 0 72px;
  overflow:hidden;
  background:url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
}
.page-hero::before{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(6,10,19,.95) 0%,rgba(6,10,19,.74) 42%,rgba(6,10,19,.32) 100%),
             linear-gradient(0deg,rgba(6,10,19,.97) 0%,rgba(6,10,19,0) 62%);
}
.hero-inner{
  position:relative;
  z-index:2;
  max-width:760px;
}
.hero-badges{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:20px;
}
.chip{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:6px 14px;
  border-radius:var(--r-chip);
  font-size:12px;
  font-weight:600;
  letter-spacing:.02em;
  border:1px solid var(--glass-bd);
  background:var(--glass);
  color:var(--tx-2);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
}
.chip-main{background:var(--c-main-soft);border-color:rgba(47,216,255,.36);color:var(--c-main);}
.chip-lime{background:rgba(180,255,57,.12);border-color:rgba(180,255,57,.4);color:var(--c-lime);}
.chip-hot{background:rgba(255,106,136,.12);border-color:rgba(255,106,136,.36);color:var(--c-hot);}
.page-hero h1{
  font-size:clamp(34px,4.4vw,56px);
  font-weight:800;
  line-height:1.15;
  letter-spacing:-.02em;
  margin-bottom:20px;
}
.page-hero h1 em{
  font-style:normal;
  background:linear-gradient(96deg,var(--c-main) 0%,#9BF0FF 55%,var(--c-violet) 130%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-sub{
  max-width:600px;
  font-size:17px;
  line-height:1.9;
  color:var(--tx-2);
  margin-bottom:30px;
}
.hero-actions{
  display:flex;
  flex-wrap:wrap;
  gap:14px;
  margin-bottom:28px;
}
.hero-meta{
  display:flex;
  flex-wrap:wrap;
  gap:22px;
  font-size:13px;
  color:var(--tx-3);
}
.hero-meta b{color:var(--tx-2);font-weight:600;}
.hero-float{
  position:absolute;
  right:24px;
  bottom:96px;
  z-index:3;
  width:212px;
  padding:18px 20px;
  border-radius:var(--r-card);
  border:1px solid var(--glass-bd);
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--sh-3);
}
.hero-float .fig{
  font-size:30px;
  font-weight:800;
  color:var(--c-main);
  letter-spacing:-.01em;
}
.hero-float .lab{
  font-size:12px;
  color:var(--tx-3);
  margin-top:2px;
}
.hero-float .bar{
  margin-top:12px;
  height:6px;
  border-radius:6px;
  background:rgba(255,255,255,.10);
  overflow:hidden;
}
.hero-float .bar i{
  display:block;
  height:100%;
  width:74%;
  border-radius:6px;
  background:linear-gradient(90deg,var(--c-lime),var(--c-main));
}
.hero-float .tip{
  margin-top:10px;
  font-size:12px;
  color:var(--tx-3);
}

/* ---------- 面包屑 ---------- */
.crumb-bar{
  border-bottom:1px solid var(--line);
  background:var(--bg-1);
}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:10px;
  padding:16px 0;
  font-size:13px;
  color:var(--tx-3);
}
.crumb a{color:var(--tx-3);text-decoration:none !important;}
.crumb a:hover{color:var(--c-main);}
.crumb .sep{width:1px;height:12px;background:var(--line);display:inline-block;}
.crumb .cur{color:var(--c-main);font-weight:600;}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;}
.section.tight{padding:72px 0;}
.section-alt{background:var(--bg-1);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.sec-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  margin-bottom:32px;
  flex-wrap:wrap;
}
.sec-head h2{
  font-size:clamp(26px,3vw,36px);
  line-height:1.25;
  margin-bottom:8px;
}
.sec-head .lead{
  font-size:15px;
  color:var(--tx-2);
  max-width:640px;
}
.sec-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:14px;
  font-weight:600;
  color:var(--c-main);
  text-decoration:none !important;
  white-space:nowrap;
}
.sec-link:hover{gap:12px;}

/* ---------- 频道亮点 ---------- */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
}
.feature-card{
  position:relative;
  padding:28px 24px;
  border-radius:var(--r-card);
  border:1px solid var(--glass-bd);
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.feature-card:hover{
  transform:translateY(-6px);
  border-color:rgba(47,216,255,.42);
  box-shadow:var(--sh-2),0 0 0 1px rgba(47,216,255,.28);
}
.feature-icon{
  width:46px;height:46px;
  display:flex;align-items:center;justify-content:center;
  border-radius:14px;
  background:var(--c-main-soft);
  border:1px solid rgba(47,216,255,.30);
  color:var(--c-main);
  font-size:18px;
  margin-bottom:18px;
}
.feature-card h3{font-size:19px;margin-bottom:10px;}
.feature-card p{font-size:14px;color:var(--tx-2);line-height:1.85;}

/* ---------- 场次网格 ---------- */
.filter-row{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:28px;
}
.pill{
  padding:8px 18px;
  border-radius:var(--r-chip);
  border:1px solid var(--glass-bd);
  background:var(--glass);
  color:var(--tx-2);
  font-size:14px;
  font-weight:600;
  cursor:pointer;
  transition:all .2s var(--ease);
}
.pill:hover{color:var(--tx);border-color:rgba(47,216,255,.4);}
.pill.active{
  background:var(--c-main-soft);
  border-color:rgba(47,216,255,.55);
  color:var(--c-main);
}
.match-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:24px;
}
.match-card{
  display:flex;
  flex-direction:column;
  border-radius:var(--r-card);
  border:1px solid var(--glass-bd);
  background:var(--bg-2);
  overflow:hidden;
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.match-card:hover{
  transform:translateY(-6px);
  border-color:rgba(47,216,255,.42);
  box-shadow:var(--sh-2),0 0 0 1px rgba(47,216,255,.28);
}
.thumb{
  position:relative;
  aspect-ratio:16/10;
  overflow:hidden;
  background:var(--bg-1);
}
.thumb img{
  width:100%;height:100%;
  object-fit:cover;
  transition:transform .35s var(--ease);
}
.match-card:hover .thumb img{transform:scale(1.04);}
.thumb::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(6,10,19,.82) 0%,rgba(6,10,19,.05) 58%);
}
.thumb .tag{
  position:absolute;
  top:12px;left:12px;
  z-index:2;
}
.thumb .clock{
  position:absolute;
  right:12px;bottom:12px;
  z-index:2;
  font-size:12px;
  font-weight:600;
  padding:4px 10px;
  border-radius:var(--r-chip);
  background:rgba(6,10,19,.72);
  color:var(--tx-2);
  border:1px solid var(--line);
}
.match-body{
  padding:18px 20px 22px;
  display:flex;
  flex-direction:column;
  gap:10px;
  flex:1;
}
.match-body h3{
  font-size:17px;
  line-height:1.5;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.match-body .desc{
  font-size:13px;
  color:var(--tx-2);
  line-height:1.8;
  display:-webkit-box;
  -webkit-line-clamp:2;
  -webkit-box-orient:vertical;
  overflow:hidden;
}
.match-foot{
  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:13px;
  color:var(--tx-3);
}
.match-foot .hot{color:var(--c-hot);font-weight:600;}
.more-wrap{display:flex;justify-content:center;margin-top:40px;}

/* ---------- 流程 ---------- */
.flow-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  position:relative;
}
.flow-card{
  position:relative;
  padding:28px 24px 26px;
  border-radius:var(--r-card);
  border:1px solid var(--glass-bd);
  background:linear-gradient(180deg,rgba(47,216,255,.06) 0%,rgba(255,255,255,.02) 100%);
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),border-color .22s var(--ease);
}
.flow-card:hover{transform:translateY(-6px);border-color:rgba(47,216,255,.4);}
.flow-no{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:38px;height:38px;
  border-radius:12px;
  border:1px solid rgba(47,216,255,.45);
  background:rgba(47,216,255,.08);
  color:var(--c-main);
  font-weight:800;
  font-size:14px;
  margin-bottom:16px;
}
.flow-card h3{font-size:17px;margin-bottom:8px;}
.flow-card p{font-size:14px;color:var(--tx-2);line-height:1.85;}

/* ---------- 场景 8/4 ---------- */
.scene-wrap{
  display:grid;
  grid-template-columns:8fr 4fr;
  gap:32px;
  align-items:start;
}
.scene-list{
  display:flex;
  flex-direction:column;
  gap:14px;
}
.scene-item{
  display:flex;
  gap:16px;
  padding:20px 22px;
  border-radius:var(--r-thumb);
  border:1px solid var(--glass-bd);
  background:var(--glass);
  transition:background .22s var(--ease),border-color .22s var(--ease),transform .22s var(--ease);
}
.scene-item:hover{
  background:var(--glass-2);
  border-color:rgba(47,216,255,.36);
  transform:translateX(4px);
}
.scene-item i{
  flex-shrink:0;
  width:38px;height:38px;
  display:flex;align-items:center;justify-content:center;
  border-radius:11px;
  background:var(--c-main-soft);
  color:var(--c-main);
  font-size:15px;
}
.scene-item h3{font-size:16px;margin-bottom:6px;}
.scene-item p{font-size:14px;color:var(--tx-2);line-height:1.8;}
.side-card{
  padding:26px 24px;
  border-radius:var(--r-card);
  border:1px solid var(--glass-bd);
  background:linear-gradient(160deg,rgba(124,92,255,.16) 0%,rgba(47,216,255,.06) 62%,rgba(255,255,255,.02) 100%);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--sh-1);
  position:sticky;
  top:96px;
}
.side-card h3{font-size:18px;margin-bottom:14px;}
.side-stats{display:flex;flex-direction:column;gap:14px;margin-bottom:20px;}
.side-stat{
  display:flex;align-items:baseline;justify-content:space-between;
  padding-bottom:12px;
  border-bottom:1px dashed var(--line);
}
.side-stat:last-child{border-bottom:0;padding-bottom:0;}
.side-stat .v{font-size:24px;font-weight:800;color:var(--c-main);}
.side-stat .k{font-size:13px;color:var(--tx-3);}
.side-note{font-size:13px;color:var(--tx-3);line-height:1.8;}

/* ---------- 数据带 ---------- */
.stat-band{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:24px;
  padding:38px 32px;
  border-radius:var(--r-card);
  border:1px solid var(--glass-bd);
  background:linear-gradient(120deg,rgba(47,216,255,.10) 0%,rgba(124,92,255,.08) 55%,rgba(255,255,255,.02) 100%);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--sh-1);
}
.stat-item{text-align:center;}
.stat-item .v{
  font-size:clamp(28px,3.4vw,40px);
  font-weight:800;
  color:var(--tx);
  letter-spacing:-.02em;
  line-height:1.2;
}
.stat-item .v em{font-style:normal;color:var(--c-main);font-size:.6em;margin-left:2px;}
.stat-item .k{font-size:13px;color:var(--tx-3);margin-top:6px;}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px;margin:0 auto;}
.faq-item{
  border-radius:var(--r-thumb);
  border:1px solid var(--glass-bd);
  background:var(--glass);
  overflow:hidden;
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.faq-item:hover{border-color:rgba(47,216,255,.32);}
.faq-q{
  width:100%;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  background:transparent;
  border:0;
  color:var(--tx);
  font-size:16px;
  font-weight:600;
  text-align:left;
  cursor:pointer;
}
.faq-q .ico{
  flex-shrink:0;
  width:26px;height:26px;
  display:flex;align-items:center;justify-content:center;
  border-radius:8px;
  border:1px solid rgba(47,216,255,.4);
  background:rgba(47,216,255,.08);
  color:var(--c-main);
  font-size:13px;
  transition:transform .22s var(--ease);
}
.faq-item.open{border-color:rgba(47,216,255,.5);background:rgba(47,216,255,.06);}
.faq-item.open .ico{transform:rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s var(--ease);
}
.faq-a .inner{
  padding:0 22px 22px 25px;
  border-left:3px solid var(--c-main);
  margin-left:22px;
  font-size:15px;
  color:var(--tx-2);
  line-height:1.9;
}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;
  border-radius:var(--r-card);
  border-left:1px solid rgba(47,216,255,.42);
  border-right:1px solid rgba(47,216,255,.42);
  border-top:1px solid var(--glass-bd);
  border-bottom:1px solid var(--glass-bd);
  background:linear-gradient(104deg,rgba(47,216,255,.12) 0%,rgba(6,10,19,0) 58%),
             rgba(255,255,255,.035);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  padding:44px 40px;
  display:grid;
  grid-template-columns:1fr auto;
  gap:32px;
  align-items:center;
  box-shadow:var(--sh-3);
}
.cta-band h2{font-size:clamp(24px,2.6vw,32px);margin-bottom:10px;}
.cta-band p{font-size:15px;color:var(--tx-2);max-width:560px;}
.cta-form{display:flex;gap:12px;align-items:center;}
.cta-input{
  display:flex;
  align-items:center;
  gap:10px;
  width:300px;
  height:50px;
  padding:0 16px;
  border-radius:var(--r-input);
  border:1px solid var(--glass-bd);
  background:rgba(6,10,19,.5);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cta-input i{color:var(--tx-3);font-size:14px;}
.cta-input input{
  flex:1;min-width:0;
  border:0;background:transparent;
  color:var(--tx);font-size:15px;
}
.cta-input input::placeholder{color:var(--tx-3);}
.cta-input:focus-within{border-color:var(--c-main);box-shadow:var(--glow);}
.cta-tip{font-size:12px;color:var(--tx-3);margin-top:10px;}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-1);
  border-top:1px solid var(--line);
  padding:72px 0 0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1.3fr;
  gap:40px;
  padding-bottom:48px;
}
.footer-brand .brand{margin-bottom:16px;}
.footer-brand p{font-size:14px;color:var(--tx-2);line-height:1.9;max-width:340px;}
.footer-col h4{
  font-size:15px;
  font-weight:700;
  color:var(--tx);
  margin-bottom:18px;
}
.footer-col ul{display:flex;flex-direction:column;gap:12px;}
.footer-col a{
  font-size:14px;
  color:var(--tx-2);
  text-decoration:none !important;
}
.footer-col a:hover{color:var(--c-main);}
.footer-contact li{
  display:flex;
  align-items:flex-start;
  gap:10px;
  font-size:14px;
  color:var(--tx-2);
  line-height:1.7;
}
.footer-contact i{color:var(--c-main);margin-top:5px;font-size:13px;}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:22px 0;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
  font-size:13px;
  color:var(--tx-3);
}
.footer-bottom a{color:var(--tx-3);text-decoration:none !important;}
.footer-bottom a:hover{color:var(--c-main);}

/* ---------- 响应式 ---------- */
@media (max-width:1399px){
  .site-container{max-width:1140px;}
  .page-hero{min-height:74vh;}
}
@media (max-width:1199px){
  .site-container{max-width:960px;}
  .nav-search{width:200px;}
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .flow-grid{grid-template-columns:repeat(2,1fr);}
  .match-grid{grid-template-columns:repeat(2,1fr);}
  .scene-wrap{grid-template-columns:1fr;}
  .side-card{position:static;}
  .stat-band{grid-template-columns:repeat(2,1fr);gap:28px 24px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:991px){
  .site-header{height:60px;}
  .nav-channels,.nav-search,.nav-login{display:none;}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .page-hero{min-height:62vh;padding:120px 0 56px;align-items:center;}
  .hero-float{position:static;width:100%;max-width:320px;margin-top:26px;}
  .hero-inner{max-width:100%;}
  .section{padding:72px 0;}
  .cta-band{grid-template-columns:1fr;padding:34px 26px;}
  .cta-form{flex-direction:column;align-items:stretch;}
  .cta-input{width:100%;}
}
@media (max-width:767px){
  .site-container{padding:0 20px;}
  .feature-grid,.flow-grid,.match-grid{grid-template-columns:1fr;}
  .stat-band{grid-template-columns:1fr;padding:30px 22px;text-align:center;}
  .footer-grid{grid-template-columns:1fr;gap:32px;}
  .section{padding:56px 0;}
  .sec-head{margin-bottom:24px;}
}
@media (max-width:575px){
  .site-container{padding:0 16px;}
  .section{padding:56px 0;}
  .hero-actions{flex-direction:column;align-items:stretch;}
  .hero-actions .btn-glow,.hero-actions .btn-ghost{width:100%;}
  .page-hero h1{font-size:clamp(28px,7vw,36px);}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: category2 */
:root{
  --bg-0:#060A13; --bg-1:#0A111F; --bg-2:#101A2E;
  --glass:rgba(255,255,255,.05); --glass-2:rgba(255,255,255,.08);
  --line:rgba(255,255,255,.10); --line-soft:rgba(255,255,255,.08);
  --c-main:#2FD8FF; --c-main-700:#0E8FB5; --c-main-soft:rgba(47,216,255,.12);
  --c-violet:#7C5CFF; --c-lime:#B4FF39; --c-hot:#FF6A88;
  --tx-1:#EAF2FF; --tx-2:#9FB0C8; --tx-3:#6B7C96; --tx-inv:#05121C;
  --r-lg:18px; --r-md:14px; --r-sm:12px; --r-pill:999px;
  --sh-1:0 8px 24px rgba(0,0,0,.35);
  --sh-2:0 18px 44px rgba(0,0,0,.5);
  --sh-3:0 24px 60px rgba(0,0,0,.6);
  --glow:0 10px 30px rgba(47,216,255,.28);
  --glow-strong:0 0 0 1px rgba(47,216,255,.40),0 14px 40px rgba(47,216,255,.35);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg-0);
  color:var(--tx-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16px;line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--c-main);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:#7FE7FF;text-decoration:underline;text-underline-offset:4px}
button,input{font:inherit}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;color:var(--tx-1);font-weight:700}
p{margin:0;color:var(--tx-2)}
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px;border-radius:6px}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 容器 ---------- */
.site-container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  background:transparent;
  transition:background .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(10,17,31,.82);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom-color:var(--line-soft);
  box-shadow:0 12px 32px rgba(0,0,0,.45);
}
.nav-wrap{height:68px;display:flex;align-items:center;gap:28px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--tx-1);text-decoration:none;flex:0 0 auto}
.brand:hover{text-decoration:none;color:var(--tx-1)}
.brand-mark{
  width:24px;height:24px;border-radius:50%;
  border:2px solid var(--c-main);
  box-shadow:0 0 12px rgba(47,216,255,.65),inset 0 0 8px rgba(47,216,255,.45);
  position:relative;
}
.brand-mark::after{
  content:"";position:absolute;inset:5px;border-radius:50%;
  background:linear-gradient(135deg,var(--c-main),var(--c-violet));
}
.brand-text{font-size:18px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.brand-text span{color:var(--c-main);margin-left:2px}
.nav-channels{display:flex;align-items:center;gap:6px;flex:1 1 auto}
.nav-channel{
  position:relative;display:inline-flex;align-items:center;
  height:38px;padding:0 14px;border-radius:var(--r-pill);
  color:var(--tx-2);font-size:15px;font-weight:500;white-space:nowrap;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-channel:hover{color:var(--tx-1);background:var(--glass);text-decoration:none}
.nav-channel.active{color:var(--tx-1);font-weight:700}
.nav-channel.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:-14px;height:2px;
  border-radius:2px;background:var(--c-main);box-shadow:0 0 10px rgba(47,216,255,.8);
}
.nav-right{display:flex;align-items:center;gap:14px;flex:0 0 auto}
.nav-search{
  display:flex;align-items:center;gap:8px;width:240px;height:40px;padding:0 14px;
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-pill);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search i{color:var(--tx-3);font-size:13px}
.nav-search input{
  background:transparent;border:0;outline:none;color:var(--tx-1);width:100%;font-size:14px;
}
.nav-search input::placeholder{color:var(--tx-3)}
.nav-search:focus-within{border-color:rgba(47,216,255,.5);box-shadow:0 0 0 3px rgba(47,216,255,.12)}
.nav-login{color:var(--tx-2);font-size:15px;padding:0 4px}
.nav-login:hover{color:var(--tx-1);text-decoration:none}
.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:0;border-radius:var(--r-pill);padding:12px 24px;
  background:linear-gradient(120deg,var(--c-main),var(--c-violet));
  color:var(--tx-inv);font-weight:700;font-size:15px;
  box-shadow:var(--glow);cursor:pointer;
  transition:filter .22s var(--ease),box-shadow .22s var(--ease),transform .22s var(--ease);
}
.btn-glow:hover{color:var(--tx-inv);filter:brightness(1.06);box-shadow:var(--glow-strong);text-decoration:none}
.btn-glow:active{transform:translateY(1px)}
.btn-glow:disabled{opacity:.45;box-shadow:none;cursor:not-allowed}
.btn-glow.btn-sm{padding:9px 18px;font-size:14px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid var(--line);border-radius:var(--r-pill);padding:12px 24px;
  background:var(--glass);color:var(--tx-1);font-weight:600;font-size:15px;
  backdrop-filter:blur(18px) saturate(140%);
  transition:border-color .22s var(--ease),background .22s var(--ease),transform .22s var(--ease);
}
.btn-ghost:hover{border-color:rgba(47,216,255,.55);background:var(--glass-2);color:var(--tx-1);text-decoration:none;transform:translateY(-2px)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:var(--r-pill);
  background:var(--glass);border:1px solid var(--line);color:var(--tx-1);
  place-items:center;cursor:pointer;
}

/* ---------- 分类横幅 ---------- */
.page-banner{
  position:relative;padding:150px 0 72px;overflow:hidden;
  background-image:
    linear-gradient(90deg,rgba(6,10,19,.96) 0%,rgba(6,10,19,.78) 46%,rgba(6,10,19,.42) 100%),
    linear-gradient(180deg,rgba(6,10,19,.55) 0%,rgba(6,10,19,.92) 100%),
    url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.banner-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;gap:40px;align-items:flex-end;justify-content:space-between}
.banner-copy{max-width:720px}
.crumbs{display:flex;align-items:center;flex-wrap:wrap;gap:10px;font-size:13px;color:var(--tx-3);margin-bottom:18px}
.crumbs a{color:var(--tx-3)}
.crumbs a:hover{color:var(--c-main);text-decoration:none}
.crumbs .sep{width:1px;height:12px;background:var(--line);display:inline-block}
.crumbs .current{color:var(--c-main)}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:var(--r-pill);font-size:12px;font-weight:600;line-height:1.6;
}
.pill-main{background:var(--c-main-soft);color:var(--c-main);border:1px solid rgba(47,216,255,.32)}
.pill-lime{background:var(--c-lime);color:var(--tx-inv);border:1px solid transparent}
.pill-soft{background:var(--glass);color:var(--tx-2);border:1px solid var(--line)}
.banner-copy h1{
  font-size:clamp(34px,4.4vw,56px);font-weight:800;letter-spacing:-.02em;line-height:1.15;
  max-width:16em;
}
.banner-copy h1 em{font-style:normal;color:var(--c-main)}
.banner-lead{margin-top:16px;font-size:16px;color:var(--tx-2);max-width:34em}
.banner-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.stat-chip{
  display:flex;align-items:center;gap:10px;
  padding:10px 16px;border-radius:var(--r-pill);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  font-size:13px;color:var(--tx-2);
}
.stat-chip b{color:var(--tx-1);font-size:15px;font-weight:700}
.count-card{
  min-width:260px;padding:22px 24px;border-radius:var(--r-lg);
  background:rgba(255,255,255,.06);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--sh-3);
}
.count-card .label{font-size:12px;color:var(--tx-3);letter-spacing:.04em}
.count-card .value{
  font-size:clamp(30px,3.4vw,42px);font-weight:800;color:var(--c-main);
  letter-spacing:.02em;line-height:1.2;margin-top:6px;
  font-variant-numeric:tabular-nums;
  text-shadow:0 0 24px rgba(47,216,255,.45);
}
.count-card .tip{font-size:13px;color:var(--tx-2);margin-top:8px}
.count-card .live{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--c-hot);
}
.count-card .live i{font-size:8px}
.count-card .live i.pulse{animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- 区块 ---------- */
.section{padding:96px 0}
.section.alt{background:var(--bg-1)}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:32px}
.section-head h2{font-size:clamp(26px,3vw,36px);font-weight:700;line-height:1.25;letter-spacing:-.01em}
.section-head .sub{margin-top:10px;font-size:15px;color:var(--tx-2)}
.link-more{font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:6px;white-space:nowrap}

/* ---------- 筛选胶囊 ---------- */
.filter-bar{
  display:flex;align-items:center;gap:12px;flex-wrap:wrap;
  padding:18px 20px;border-radius:var(--r-lg);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  margin-bottom:44px;
}
.filter-bar .label{font-size:13px;color:var(--tx-3);margin-right:4px}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:8px 16px;border-radius:var(--r-pill);font-size:14px;font-weight:500;
  background:var(--glass);border:1px solid var(--line);color:var(--tx-2);
  cursor:pointer;transition:all .2s var(--ease);
}
.chip:hover{color:var(--tx-1);border-color:rgba(47,216,255,.4)}
.chip.active{background:var(--c-main-soft);color:var(--c-main);border-color:rgba(47,216,255,.55);font-weight:700}

/* ---------- 时间轴列表 ---------- */
.timeline{position:relative;padding-left:36px}
.timeline::before{
  content:"";position:absolute;left:8px;top:10px;bottom:10px;width:1px;
  background:linear-gradient(180deg,rgba(47,216,255,.55),rgba(47,216,255,.18) 55%,rgba(47,216,255,.03));
}
.tl-item{position:relative;margin-bottom:24px}
.tl-item:last-child{margin-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-33px;top:38px;width:11px;height:11px;border-radius:50%;
  background:var(--bg-0);border:2px solid rgba(47,216,255,.5);
  transition:all .2s var(--ease);
}
.tl-item.is-current::before{
  background:var(--c-main);border-color:var(--c-main);
  box-shadow:0 0 0 4px rgba(47,216,255,.16),0 0 18px rgba(47,216,255,.85);
}
.tl-card{
  display:grid;grid-template-columns:200px 1fr;gap:24px;align-items:center;
  padding:20px;border-radius:var(--r-lg);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.tl-card:hover{transform:translateY(-6px);box-shadow:var(--sh-2);border-color:rgba(47,216,255,.4)}
.tl-cover{
  position:relative;width:100%;aspect-ratio:5/3;border-radius:var(--r-md);overflow:hidden;
  background:var(--bg-2);
}
.tl-cover img{width:100%;height:100%;object-fit:cover;transition:transform .22s var(--ease)}
.tl-card:hover .tl-cover img{transform:scale(1.04)}
.tl-cover .tag{
  position:absolute;left:10px;top:10px;
  padding:4px 10px;border-radius:var(--r-pill);font-size:12px;font-weight:600;
  background:rgba(6,10,19,.72);color:var(--c-main);border:1px solid rgba(47,216,255,.4);
  backdrop-filter:blur(8px);
}
.tl-body h3{font-size:20px;font-weight:700;line-height:1.4;margin-bottom:8px}
.tl-card:hover .tl-body h3{color:#FFFFFF}
.tl-body p{font-size:15px;color:var(--tx-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.tl-meta{display:flex;align-items:center;flex-wrap:wrap;gap:14px;margin-top:14px;font-size:13px;color:var(--tx-3)}
.tl-meta .time{color:var(--tx-3);font-variant-numeric:tabular-nums}
.tl-meta .hot{color:var(--c-hot);font-variant-numeric:tabular-nums}
.tl-meta .sub-link{margin-left:auto;font-size:13px;font-weight:600}

/* ---------- 关键数据 ---------- */
.data-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.data-card{
  padding:26px 24px;border-radius:var(--r-lg);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--sh-1);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.data-card:hover{transform:translateY(-6px);border-color:rgba(47,216,255,.4);box-shadow:var(--sh-2)}
.data-card .k{font-size:13px;color:var(--tx-3)}
.data-card .v{
  font-size:clamp(28px,3vw,38px);font-weight:800;color:var(--tx-1);
  margin-top:10px;line-height:1.2;font-variant-numeric:tabular-nums;
}
.data-card .v small{font-size:14px;color:var(--tx-2);font-weight:600;margin-left:4px}
.data-card .d{font-size:13px;color:var(--tx-2);margin-top:10px}
.data-card.accent .v{color:var(--c-main)}
.data-card.accent{border-color:rgba(47,216,255,.35)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px}
.accordion{--bs-accordion-bg:transparent;--bs-accordion-border-color:transparent;--bs-accordion-btn-focus-box-shadow:none;}
.accordion-item{
  background:var(--glass) !important;border:1px solid var(--line) !important;
  border-radius:var(--r-md) !important;margin-bottom:12px;overflow:hidden;
  backdrop-filter:blur(18px) saturate(140%);
  transition:border-color .2s var(--ease);
}
.accordion-item:hover{border-color:rgba(47,216,255,.32) !important}
.accordion-button{
  background:transparent !important;color:var(--tx-1) !important;
  font-size:16px;font-weight:600;padding:18px 58px 18px 22px;
  border-left:3px solid transparent;box-shadow:none !important;
}
.accordion-button:not(.collapsed){
  color:#FFFFFF !important;border-left-color:var(--c-main);
  background:rgba(47,216,255,.07) !important;
}
.accordion-button::after{
  content:"+";display:grid;place-items:center;
  width:26px;height:26px;border-radius:50%;
  border:1px solid rgba(255,255,255,.18);
  background-image:none !important;
  color:var(--c-main);font-size:16px;line-height:1;
  position:absolute;right:22px;top:50%;transform:translateY(-50%);
  transition:transform .18s var(--ease),background .18s var(--ease),color .18s var(--ease);
}
.accordion-button:not(.collapsed)::after{
  content:"−";background:var(--c-lime);color:var(--tx-inv);
  border-color:transparent;transform:translateY(-50%) rotate(180deg);
}
.accordion-body{padding:4px 22px 22px 22px;color:var(--tx-2);font-size:15px;line-height:1.85}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;border-radius:var(--r-lg);
  padding:44px;overflow:hidden;
  background:
    linear-gradient(120deg,rgba(47,216,255,.12),rgba(124,92,255,.06) 60%,rgba(6,10,19,0) 100%),
    var(--glass);
  border:1px solid rgba(47,216,255,.28);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--sh-2);
  display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap;
}
.cta-band h2{font-size:clamp(24px,2.6vw,32px);font-weight:700;line-height:1.3}
.cta-band .desc{font-size:15px;color:var(--tx-2);margin-top:10px;max-width:32em}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;align-items:center;min-width:340px}
.cta-form input{
  flex:1 1 220px;min-width:200px;height:48px;padding:0 18px;
  background:rgba(255,255,255,.06);border:1px solid var(--line);border-radius:var(--r-sm);
  color:var(--tx-1);outline:none;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.cta-form input::placeholder{color:var(--tx-3)}
.cta-form input:focus{border-color:rgba(47,216,255,.6);box-shadow:0 0 0 4px rgba(47,216,255,.14)}
.cta-form .form-tip{flex:1 1 100%;font-size:12px;color:var(--tx-3)}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-1);border-top:1px solid var(--line-soft);padding:64px 0 28px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:40px}
.footer-brand p{font-size:14px;color:var(--tx-2);margin-top:16px;max-width:28em}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:18px;color:var(--tx-1)}
.footer-col li{margin-bottom:12px}
.footer-col a{font-size:14px;color:var(--tx-2)}
.footer-col a:hover{color:var(--c-main);text-decoration:none}
.footer-contact li{font-size:14px;color:var(--tx-2);display:flex;gap:10px;align-items:flex-start}
.footer-contact i{color:var(--c-main);margin-top:5px;font-size:13px}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-soft);
  font-size:13px;color:var(--tx-3);
}
.footer-bottom a{color:var(--tx-3)}
.footer-bottom a:hover{color:var(--c-main);text-decoration:none}

/* ---------- 响应式 ---------- */
@media (max-width:1399.98px){
  .site-container{max-width:1140px}
}
@media (max-width:1199.98px){
  .site-container{max-width:960px}
  .nav-search{width:190px}
  .data-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  .site-container{padding:0 20px}
  .section{padding:72px 0}
  .page-banner{padding:120px 0 56px}
  .nav-toggle{display:grid}
  .nav-search{display:none}
  .nav-login{display:none}
  .nav-channels{
    position:fixed;top:0;right:0;height:100vh;width:min(300px,86vw);
    flex-direction:column;align-items:stretch;gap:4px;
    padding:90px 20px 28px;margin:0;
    background:rgba(10,17,31,.97);
    backdrop-filter:blur(20px) saturate(140%);
    border-left:1px solid var(--line);
    transform:translateX(105%);
    transition:transform .26s var(--ease);
    z-index:210;
    overflow-y:auto;
  }
  .nav-channels.is-open{transform:none}
  .nav-channel{height:48px;padding:0 16px;border-radius:10px;border-left:3px solid transparent}
  .nav-channel.active{background:var(--c-main-soft);border-left-color:var(--c-main)}
  .nav-channel.active::after{display:none}
  .timeline{padding-left:30px}
  .tl-item::before{left:-27px}
  .tl-card{grid-template-columns:170px 1fr;gap:18px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-band{padding:32px}
}
@media (max-width:767.98px){
  .section{padding:56px 0}
  .page-banner{padding:104px 0 48px}
  .banner-inner{flex-direction:column;align-items:flex-start;gap:28px}
  .count-card{min-width:0;width:100%}
  .tl-card{grid-template-columns:1fr;gap:16px}
  .tl-cover{aspect-ratio:16/9}
  .data-grid{grid-template-columns:1fr;gap:16px}
  .tl-item::before{top:30px}
  .tl-meta .sub-link{margin-left:0}
  .cta-form{min-width:0;width:100%}
  .cta-form input{flex:1 1 100%}
  .cta-form .btn-glow{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
}
@media (max-width:575.98px){
  .site-container{padding:0 16px}
  .nav-wrap{height:60px;gap:14px}
  .brand-text{font-size:16px}
  .banner-copy h1{font-size:30px}
  .section-head{margin-bottom:24px}
  .filter-bar{padding:14px;gap:8px}
  .chip{font-size:13px;padding:7px 12px}
  .tl-card{padding:16px}
  .btn-glow,.btn-ghost{padding:11px 20px;font-size:14px}
  .cta-band{padding:24px}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;transition-duration:.001ms !important}
}

/* roulang page: category3 */
:root{
  --bg-0:#060A13;
  --bg-1:#0A111F;
  --bg-2:#101A2E;
  --glass:rgba(255,255,255,.05);
  --glass-2:rgba(255,255,255,.08);
  --glass-line:rgba(255,255,255,.10);
  --line:rgba(255,255,255,.08);
  --c-main:#2FD8FF;
  --c-main-700:#0E8FB5;
  --c-main-soft:rgba(47,216,255,.12);
  --c-violet:#7C5CFF;
  --c-lime:#B4FF39;
  --c-hot:#FF6A88;
  --t-1:#EAF2FF;
  --t-2:#9FB0C8;
  --t-3:#6B7C96;
  --t-inv:#05121C;
  --r-card:18px;
  --r-thumb:14px;
  --r-pill:999px;
  --r-input:12px;
  --sd-1:0 8px 24px rgba(0,0,0,.35);
  --sd-2:0 18px 44px rgba(0,0,0,.5);
  --sd-3:0 24px 60px rgba(0,0,0,.6);
  --glow:0 10px 30px rgba(47,216,255,.28);
  --glow-strong:0 0 0 1px rgba(47,216,255,.40),0 14px 40px rgba(47,216,255,.35);
  --ease:cubic-bezier(.2,.7,.3,1);
  --sec-gap:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--t-1);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.8;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:var(--c-main);text-decoration:none;transition:color .2s var(--ease)}
a:hover{color:#7fe6ff;text-decoration:underline;text-underline-offset:4px}
button,input{font:inherit}
button{cursor:pointer}
h1,h2,h3,h4{margin:0;color:var(--t-1);line-height:1.25;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--c-lime);outline-offset:2px}
.num{font-variant-numeric:tabular-nums}

.site-container{width:100%;max-width:1280px;margin:0 auto;padding:0 24px}
@media(max-width:1399.98px){.site-container{max-width:1140px}}
@media(max-width:1199.98px){.site-container{max-width:960px}}
@media(max-width:991.98px){.site-container{max-width:100%;padding:0 20px}}
@media(max-width:575.98px){.site-container{padding:0 16px}}

/* ---------- 导航 ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  border-bottom:1px solid transparent;
  transition:background .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.site-header.scrolled{
  background:rgba(10,17,31,.82);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom-color:var(--line);
  box-shadow:0 10px 30px rgba(0,0,0,.35);
}
.nav-wrap{display:flex;align-items:center;gap:26px;height:68px}
.brand{display:inline-flex;align-items:center;gap:10px;color:var(--t-1);font-weight:800;flex:none}
.brand:hover{color:var(--t-1);text-decoration:none}
.brand-mark{
  width:24px;height:24px;border-radius:50%;flex:none;position:relative;
  border:2px solid var(--c-main);
  box-shadow:0 0 12px rgba(47,216,255,.7),inset 0 0 8px rgba(47,216,255,.45);
}
.brand-mark::after{content:"";position:absolute;inset:5px;border-radius:50%;background:var(--c-main);opacity:.85}
.brand-text{font-size:17px;letter-spacing:.01em}
.brand-text span{color:var(--c-main)}
.nav-channels{display:flex;align-items:center;gap:6px;margin-left:6px}
.nav-channel{
  position:relative;display:inline-flex;align-items:center;height:36px;padding:0 14px;
  border-radius:var(--r-pill);color:var(--t-2);font-size:15px;
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-channel:hover{color:var(--t-1);background:var(--glass);text-decoration:none}
.nav-channel.active{color:var(--t-1);font-weight:600;background:var(--c-main-soft)}
.nav-channel.active::after{
  content:"";position:absolute;left:50%;bottom:-2px;transform:translateX(-50%);
  width:22px;height:2px;border-radius:2px;background:var(--c-main);
  box-shadow:0 0 10px rgba(47,216,255,.8);
}
.nav-right{margin-left:auto;display:flex;align-items:center;gap:14px}
.nav-search{
  display:flex;align-items:center;gap:8px;width:240px;height:40px;padding:0 14px;
  border-radius:var(--r-pill);background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(140%);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.nav-search:focus-within{border-color:rgba(47,216,255,.5);box-shadow:0 0 0 3px rgba(47,216,255,.14)}
.nav-search i{color:var(--t-3);font-size:14px}
.nav-search input{flex:1;min-width:0;background:none;border:0;outline:none;color:var(--t-1);font-size:14px}
.nav-search input::placeholder{color:var(--t-3)}
.nav-login{color:var(--t-2);font-size:15px}
.nav-login:hover{color:var(--t-1);text-decoration:none}
.btn-glow{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 24px;border-radius:var(--r-pill);border:0;
  color:var(--t-inv);font-weight:700;font-size:15px;
  background:linear-gradient(100deg,var(--c-main),var(--c-violet));
  box-shadow:var(--glow);
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),filter .2s var(--ease);
}
.btn-glow:hover{filter:brightness(1.06);box-shadow:var(--glow-strong);color:var(--t-inv);text-decoration:none}
.btn-glow:active{transform:translateY(1px)}
.btn-glow[disabled]{opacity:.45;box-shadow:none;cursor:not-allowed}
.btn-sm{height:38px;padding:0 18px;font-size:14px}
.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:44px;padding:0 22px;border-radius:var(--r-pill);
  background:var(--glass);border:1px solid var(--glass-line);color:var(--t-1);
  font-weight:600;font-size:15px;backdrop-filter:blur(18px) saturate(140%);
  transition:transform .2s var(--ease),border-color .2s var(--ease),color .2s var(--ease);
}
.btn-ghost:hover{border-color:rgba(47,216,255,.5);color:var(--t-1);text-decoration:none;transform:translateY(-1px)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:50%;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--t-1);
  align-items:center;justify-content:center;
}
.nav-toggle:hover{border-color:rgba(47,216,255,.45);color:var(--c-main)}

/* ---------- 分类横幅 ---------- */
.cat-banner{position:relative;padding:150px 0 60px;overflow:hidden;background:var(--bg-0)}
.cat-banner-bg{
  position:absolute;inset:0;
  background:url("/assets/images/backpic/back-1.webp") center/cover no-repeat;
  opacity:.55;
}
.cat-banner::after{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(6,10,19,.96) 0%,rgba(6,10,19,.78) 46%,rgba(6,10,19,.34) 100%),
    linear-gradient(0deg,var(--bg-0) 2%,rgba(6,10,19,0) 62%);
}
.cat-banner .site-container{position:relative;z-index:2}
.cat-banner-inner{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:40px;align-items:end}
.tag-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.badge-pill{
  display:inline-flex;align-items:center;gap:6px;height:28px;padding:0 14px;
  border-radius:var(--r-pill);font-size:12px;font-weight:600;letter-spacing:.02em;
}
.badge-main{background:var(--c-main-soft);color:var(--c-main);border:1px solid rgba(47,216,255,.35)}
.badge-lime{background:var(--c-lime);color:var(--t-inv);border:1px solid var(--c-lime)}
.badge-soft{background:var(--glass-2);color:var(--t-2);border:1px solid var(--glass-line)}
.badge-hot{background:rgba(255,106,136,.14);color:var(--c-hot);border:1px solid rgba(255,106,136,.32)}
.cat-banner h1{
  font-size:clamp(34px,4.4vw,56px);
  font-weight:800;letter-spacing:-.02em;line-height:1.15;max-width:760px;
}
.cat-lead{color:var(--t-2);font-size:17px;line-height:1.9;margin-top:20px;max-width:660px}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.stat-row{display:flex;flex-wrap:wrap;gap:36px;margin-top:36px}
.stat-row li{display:flex;flex-direction:column;gap:2px}
.stat-row strong{font-size:26px;font-weight:800;color:var(--c-main);line-height:1.2}
.stat-row span{font-size:13px;color:var(--t-3)}
.countdown-card{
  border-radius:var(--r-card);padding:24px;align-self:end;
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(140%);
  box-shadow:var(--sd-2);
}
.cd-label{display:block;font-size:13px;color:var(--t-3);letter-spacing:.04em}
.cd-time{display:flex;align-items:baseline;gap:6px;margin:14px 0 10px}
.cd-unit{display:flex;align-items:baseline;gap:2px}
.cd-unit b{font-size:34px;font-weight:800;color:var(--t-1);letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.cd-unit i{font-style:normal;font-size:12px;color:var(--t-3)}
.cd-sep{color:var(--c-main);font-size:22px;font-weight:700;opacity:.7}
.cd-note{font-size:13px;color:var(--t-2);border-top:1px solid var(--line);padding-top:14px}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--t-3);padding:22px 0 0}
.crumb a{color:var(--t-3)}
.crumb a:hover{color:var(--c-main)}
.crumb .sep{width:1px;height:12px;background:var(--glass-line);display:inline-block}
.crumb .current{color:var(--c-main)}

/* ---------- 板块 ---------- */
.section{padding:var(--sec-gap) 0 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:32px;flex-wrap:wrap}
.section-head h2{font-size:clamp(26px,3vw,36px);font-weight:700}
.section-sub{color:var(--t-2);font-size:15px;margin-top:10px;max-width:620px}
.section-tools{display:flex;align-items:center;gap:14px}
.link-more{color:var(--c-main);font-size:14px;font-weight:600}
.track-nav{display:flex;gap:10px}
.circle-btn{
  width:36px;height:36px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:var(--glass);border:1px solid var(--glass-line);color:var(--t-1);
  transition:border-color .2s var(--ease),color .2s var(--ease),background .2s var(--ease);
}
.circle-btn:hover{border-color:rgba(47,216,255,.45);color:var(--c-main);background:var(--glass-2)}
.circle-btn[disabled]{opacity:.35;cursor:not-allowed}

/* ---------- 横滑片库 ---------- */
.track-wrap{position:relative}
.track{
  display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;
  padding:6px 4px 18px;scrollbar-width:none;-ms-overflow-style:none;
}
.track::-webkit-scrollbar{display:none}
.track-card{
  flex:0 0 272px;scroll-snap-align:start;
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-card);
  padding:16px;backdrop-filter:blur(18px) saturate(140%);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.track-card:hover{transform:translateY(-6px);border-color:rgba(47,216,255,.4);box-shadow:var(--sd-2)}
.ratio{position:relative;overflow:hidden;border-radius:var(--r-thumb);background:var(--bg-2)}
.ratio-4x3{aspect-ratio:4/3}
.ratio-16x9{aspect-ratio:16/9}
.ratio-3x4{aspect-ratio:3/4}
.ratio img{width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
.track-card:hover .ratio img,
.mosaic-card:hover .ratio img,
.feature:hover .ratio img{transform:scale(1.04)}
.media-badge{
  position:absolute;left:10px;top:10px;height:24px;padding:0 10px;border-radius:var(--r-pill);
  font-size:12px;font-weight:700;display:inline-flex;align-items:center;
  background:rgba(6,10,19,.72);border:1px solid rgba(47,216,255,.4);color:var(--c-main);
  backdrop-filter:blur(8px);
}
.media-tag{
  position:absolute;right:10px;bottom:10px;height:22px;padding:0 9px;border-radius:var(--r-pill);
  font-size:11px;display:inline-flex;align-items:center;
  background:rgba(6,10,19,.72);color:var(--t-2);border:1px solid var(--glass-line);
  backdrop-filter:blur(8px);
}
.track-card h3{font-size:19px;font-weight:700;margin:16px 0 8px;line-height:1.4}
.track-card p{color:var(--t-2);font-size:14px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line)}
.card-meta span{font-size:13px;color:var(--t-3)}
.card-meta .hot{color:var(--c-hot);font-weight:600}

/* ---------- 阶段推进 ---------- */
.stage-track{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px}
.stage-node{
  position:relative;padding:26px 20px 22px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(140%);
  transition:border-color .22s var(--ease),transform .22s var(--ease);
}
.stage-node:hover{border-color:rgba(47,216,255,.4);transform:translateY(-4px)}
.stage-node::before{
  content:"";position:absolute;left:20px;top:-11px;width:12px;height:12px;border-radius:50%;
  background:var(--c-main);box-shadow:0 0 14px rgba(47,216,255,.9);
}
.stage-node.alt::before{background:var(--c-lime);box-shadow:0 0 14px rgba(180,255,57,.75)}
.stage-index{font-size:12px;color:var(--t-3);letter-spacing:.08em;font-variant-numeric:tabular-nums}
.stage-node h3{font-size:18px;margin:10px 0 8px}
.stage-node p{font-size:14px;color:var(--t-2);line-height:1.75}

/* ---------- 编辑推荐大图 ---------- */
.feature{
  position:relative;border-radius:var(--r-card);overflow:hidden;
  border:1px solid var(--glass-line);box-shadow:var(--sd-1);aspect-ratio:16/9;
}
.feature img{width:100%;height:100%;object-fit:cover}
.feature-overlay{
  position:absolute;inset:0;padding:40px;display:flex;flex-direction:column;justify-content:flex-end;gap:14px;
  background:linear-gradient(0deg,rgba(6,10,19,.95) 0%,rgba(6,10,19,.62) 44%,rgba(6,10,19,.05) 100%);
}
.feature-overlay h3{font-size:clamp(22px,2.4vw,30px);font-weight:800;max-width:760px}
.feature-overlay p{color:var(--t-2);font-size:15px;max-width:660px;line-height:1.8}
.feature-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}

/* ---------- 错落两列 ---------- */
.mosaic{display:grid;grid-template-columns:1.35fr 1fr;gap:24px;align-items:start}
.mosaic-col{display:flex;flex-direction:column;gap:24px}
.mosaic-col.offset{margin-top:44px}
.mosaic-card{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:var(--r-card);
  padding:18px;backdrop-filter:blur(18px) saturate(140%);
  transition:transform .22s var(--ease),border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.mosaic-card:hover{transform:translateY(-6px);border-color:rgba(47,216,255,.4);box-shadow:var(--sd-2)}
.mosaic-card h3{font-size:20px;margin:16px 0 10px}
.mosaic-card p{font-size:14px;color:var(--t-2);line-height:1.8}
.mosaic-card.wide{display:grid;grid-template-columns:180px minmax(0,1fr);gap:18px;align-items:center}
.mosaic-card.wide .ratio{aspect-ratio:4/3}
.mosaic-card.wide h3{margin-top:0}
.data-card{
  border-radius:var(--r-card);padding:26px;
  background:linear-gradient(150deg,rgba(47,216,255,.12),rgba(124,92,255,.06) 60%,rgba(255,255,255,.02));
  border:1px solid rgba(47,216,255,.24);backdrop-filter:blur(18px) saturate(140%);
}
.data-card h3{font-size:17px;margin-bottom:18px;color:var(--t-1)}
.data-list li{display:flex;align-items:baseline;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px dashed var(--line)}
.data-list li:last-child{border-bottom:0;padding-bottom:0}
.data-list span{font-size:14px;color:var(--t-2)}
.data-list b{font-size:22px;font-weight:800;color:var(--c-main)}
.quote-card{
  border-radius:var(--r-card);padding:26px;
  background:var(--glass);border:1px solid var(--glass-line);
  border-left:3px solid var(--c-main);backdrop-filter:blur(18px) saturate(140%);
}
.quote-card p{color:var(--t-2);font-size:15px;line-height:1.9}
.quote-card cite{display:block;margin-top:14px;font-style:normal;font-size:13px;color:var(--t-3)}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px;align-items:start}
.faq-accordion .accordion-item{
  background:var(--glass);border:1px solid var(--glass-line);border-radius:14px;
  margin-bottom:12px;overflow:hidden;backdrop-filter:blur(18px) saturate(140%);
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(47,216,255,.35);
  box-shadow:inset 3px 0 0 var(--c-main);
}
.faq-accordion .accordion-button{
  position:relative;background:transparent;color:var(--t-1);
  font-size:16px;font-weight:600;padding:18px 52px 18px 20px;
  box-shadow:none;border:0;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--c-main);background:transparent;box-shadow:none}
.faq-accordion .accordion-button::after{display:none}
.faq-accordion .accordion-button::before{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:20px;line-height:1;color:var(--c-main);transition:transform .18s var(--ease);
}
.faq-accordion .accordion-button:not(.collapsed)::before{content:"−";transform:translateY(-50%) rotate(180deg)}
.faq-accordion .accordion-body{padding:0 20px 20px;color:var(--t-2);font-size:15px;line-height:1.85}

/* ---------- CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;padding:44px;
  display:grid;grid-template-columns:1.15fr 1fr;gap:36px;align-items:center;
  background:linear-gradient(115deg,rgba(47,216,255,.10),rgba(124,92,255,.06) 45%,rgba(255,255,255,0) 78%),var(--glass);
  border:1px solid var(--glass-line);
  backdrop-filter:blur(18px) saturate(140%);
}
.cta-band::before{
  content:"";position:absolute;left:0;top:18%;bottom:18%;width:1px;
  background:linear-gradient(180deg,rgba(47,216,255,0),rgba(47,216,255,.65),rgba(47,216,255,0));
}
.cta-band h2{font-size:clamp(24px,2.6vw,32px)}
.cta-band .cta-note{color:var(--t-2);font-size:15px;margin-top:14px;max-width:520px}
.subscribe-form{display:flex;gap:12px}
.subscribe-form input{
  flex:1;min-width:0;height:48px;padding:0 16px;border-radius:var(--r-input);
  background:rgba(255,255,255,.05);border:1px solid var(--glass-line);color:var(--t-1);
  outline:none;transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.subscribe-form input::placeholder{color:var(--t-3)}
.subscribe-form input:focus{border-color:var(--c-main);box-shadow:0 0 0 4px rgba(47,216,255,.14)}
.subscribe-form input.error{border-color:var(--c-hot);box-shadow:0 0 0 4px rgba(255,106,136,.14)}
.form-msg{font-size:12px;color:var(--t-3);margin-top:12px;min-height:18px}
.form-msg.error{color:var(--c-hot)}
.form-msg.ok{color:var(--c-lime)}

/* ---------- 页脚 ---------- */
.site-footer{margin-top:var(--sec-gap);background:var(--bg-1);border-top:1px solid var(--line);padding:64px 0 24px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.3fr;gap:36px}
.footer-brand p{color:var(--t-2);font-size:14px;line-height:1.85;margin-top:16px;max-width:330px}
.footer-col h4{font-size:16px;margin-bottom:18px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{color:var(--t-2);font-size:14px}
.footer-col ul li a:hover{color:var(--c-main)}
.footer-contact li{display:flex;gap:10px;color:var(--t-2);font-size:14px;line-height:1.7;margin-bottom:12px}
.footer-contact i{color:var(--c-main);margin-top:6px;flex:none}
.footer-bottom{
  margin-top:48px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  color:var(--t-3);font-size:13px;
}
.footer-bottom a{color:var(--t-3)}
.footer-bottom a:hover{color:var(--c-main)}

/* ---------- 响应式 ---------- */
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important;scroll-behavior:auto !important}
}

@media(max-width:1199.98px){
  .cat-banner-inner{grid-template-columns:minmax(0,1fr) 300px;gap:32px}
  .track-card{flex-basis:246px}
  .mosaic{grid-template-columns:1fr 1fr}
}

@media(max-width:991.98px){
  :root{--sec-gap:72px}
  .nav-channels{
    position:fixed;top:0;right:0;z-index:120;height:100vh;
    width:min(320px,84vw);margin:0;padding:88px 20px 32px;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(10,17,31,.94);
    backdrop-filter:blur(18px) saturate(140%);
    border-left:1px solid var(--glass-line);
    transform:translateX(100%);
    transition:transform .28s var(--ease);
    overflow-y:auto;
  }
  body.nav-open .nav-channels{transform:translateX(0)}
  .nav-channel{
    height:48px;width:100%;padding:0 16px;border-radius:12px;
    font-size:16px;justify-content:flex-start;
  }
  .nav-channel.active{background:var(--c-main-soft);box-shadow:inset 3px 0 0 var(--c-main)}
  .nav-channel.active::after{display:none}
  .nav-right{gap:10px}
  .nav-search{width:40px;padding:0;justify-content:center;cursor:pointer}
  .nav-search input{display:none}
  .nav-search i{font-size:15px}
  .nav-login,.nav-right .btn-glow{display:none}
  .nav-toggle{display:inline-flex}
  body.search-open .nav-search{
    position:fixed;top:66px;left:16px;right:16px;width:auto;height:48px;
    padding:0 16px;justify-content:flex-start;z-index:130;
    background:rgba(10,17,31,.96);
  }
  body.search-open .nav-search input{display:block}
  .cat-banner{padding:130px 0 48px}
  .cat-banner-inner{grid-template-columns:1fr;gap:28px;align-items:start}
  .countdown-card{max-width:420px}
  .stage-track{grid-template-columns:repeat(2,minmax(0,1fr))}
  .feature{aspect-ratio:4/3}
  .feature-overlay{padding:26px}
  .mosaic{grid-template-columns:1fr}
  .mosaic-col.offset{margin-top:0}
  .faq-grid{grid-template-columns:1fr;gap:0}
  .cta-band{grid-template-columns:1fr;gap:24px;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}

@media(max-width:767.98px){
  .track-card{flex-basis:62vw;padding:14px}
  .stat-row{gap:24px}
  .stat-row strong{font-size:22px}
  .mosaic-card.wide{grid-template-columns:1fr}
  .mosaic-card.wide .ratio{aspect-ratio:16/9}
}

@media(max-width:575.98px){
  :root{--sec-gap:56px}
  body{font-size:15px}
  .cat-banner{padding:116px 0 40px}
  .cat-banner h1{font-size:clamp(28px,8vw,34px)}
  .cat-lead{font-size:15px}
  .btn-row{flex-direction:column;align-items:stretch}
  .btn-row .btn-glow,.btn-row .btn-ghost{width:100%}
  .subscribe-form{flex-direction:column}
  .subscribe-form .btn-glow{width:100%}
  .stage-track{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .section-head{align-items:flex-start}
  .cd-unit b{font-size:28px}
}