/* roulang page: index */
:root{
  --bg-0:#060E17;
  --bg-1:#0A1725;
  --glass:rgba(18,42,62,.42);
  --line:rgba(120,200,220,.16);
  --primary:#2AD4C4;
  --primary-deep:#0E7C74;
  --accent:#FFB84D;
  --live:#FF4D5E;
  --text-1:#E6F1F5;
  --text-2:#9FB6C4;
  --text-3:#6B8598;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 40px rgba(0,0,0,.45);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,sans-serif;
  font-size:16px;
  line-height:28px;
  color:var(--text-1);
  background-color:var(--bg-0);
  background-image:
    radial-gradient(1100px 620px at 88% -12%, rgba(42,212,196,.12), transparent 62%),
    radial-gradient(900px 520px at 2% 6%, rgba(255,184,77,.06), transparent 60%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body.no-scroll{overflow:hidden}
img{max-width:100%;display:block;border:0}
a{text-decoration:none;color:inherit}
button,input{font-family:inherit;font-size:inherit}
h1,h2,h3,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- 状态条 ---------- */
.status-bar{
  height:36px;
  background:rgba(6,14,23,.9);
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--text-2);
  position:relative;
  z-index:60;
}
.status-inner{height:36px;display:flex;align-items:center;gap:10px}
.live-dot{
  width:8px;height:8px;border-radius:50%;background:var(--live);flex:none;
  box-shadow:0 0 0 0 rgba(255,77,94,.6);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,77,94,.55)}
  70%{box-shadow:0 0 0 10px rgba(255,77,94,0)}
  100%{box-shadow:0 0 0 0 rgba(255,77,94,0)}
}
.status-link{margin-left:auto;color:var(--accent);font-weight:600;transition:opacity .2s ease-out}
.status-link:hover{opacity:.8}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:55;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background .25s ease-out,border-color .25s ease-out,backdrop-filter .25s ease-out;
}
.site-header.is-stuck{
  background:rgba(8,18,30,.78);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;flex:none}
.brand-mark{
  width:38px;height:38px;flex:none;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,rgba(42,212,196,.28),rgba(14,124,116,.18));
  border:1px solid var(--line);
  color:var(--primary);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08);
}
.brand-mark svg{width:22px;height:22px}
.brand-text{
  font-size:17px;font-weight:800;letter-spacing:.02em;
  color:var(--text-1);white-space:nowrap;
}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:8px}
.nav-link{
  position:relative;display:inline-block;padding:8px 14px;
  font-size:15px;color:var(--text-2);border-radius:10px;
  transition:color .2s ease-out,background .2s ease-out;
}
.nav-link:hover{color:var(--text-1);background:rgba(42,212,196,.08)}
.nav-link.is-active{color:var(--primary);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(42,212,196,.7);
}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);background:var(--glass);color:var(--text-1);
  cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle span{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;background:currentColor;border-radius:2px;
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

.drawer{
  position:fixed;inset:0;z-index:80;
  background:rgba(6,14,23,.94);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  display:flex;flex-direction:column;
  padding:24px;
  transform:translateY(-100%);
  opacity:0;visibility:hidden;
  transition:transform .32s ease-out,opacity .32s ease-out,visibility .32s;
}
.drawer.open{transform:translateY(0);opacity:1;visibility:visible}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px}
.drawer-close{
  width:42px;height:42px;border-radius:12px;border:1px solid var(--line);
  background:transparent;color:var(--text-1);font-size:22px;line-height:1;cursor:pointer;
}
.drawer-nav{display:flex;flex-direction:column}
.drawer-nav a{
  font-size:18px;line-height:56px;color:var(--text-1);
  border-bottom:1px solid var(--line);
}
.drawer-nav a.is-active{color:var(--primary)}
.drawer-foot{margin-top:auto;padding-top:24px}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .2s ease-out,box-shadow .2s ease-out,background .2s ease-out,filter .2s ease-out,color .2s ease-out;
}
.btn:active{transform:translateY(1px)}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04191B;
  box-shadow:0 0 24px rgba(42,212,196,.35);
}
.btn-primary:hover{filter:brightness(1.08);transform:translateY(-2px);box-shadow:0 0 30px rgba(42,212,196,.5)}
.btn-amber{
  background:linear-gradient(135deg,#FFCE7A,var(--accent));
  color:#2A1B00;
  box-shadow:0 0 22px rgba(255,184,77,.32);
}
.btn-amber:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 30px rgba(255,184,77,.48)}
.btn-ghost{
  background:var(--glass);
  border-color:rgba(42,212,196,.35);
  color:var(--text-1);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.btn-ghost:hover{background:rgba(42,212,196,.12);transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-block{width:100%}

/* ---------- Hero ---------- */
.hero{padding:56px 0 88px;position:relative}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:48px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;
  font-size:13px;color:var(--primary);
  background:rgba(42,212,196,.1);
  border:1px solid rgba(42,212,196,.28);
  margin-bottom:20px;
}
.hero h1{
  font-size:40px;line-height:56px;font-weight:800;letter-spacing:-.01em;
  margin-bottom:18px;
}
.hero h1 em{font-style:normal;color:var(--primary)}
.hero-sub{font-size:17px;line-height:30px;color:var(--text-2);max-width:560px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-stats li{
  min-width:120px;padding:12px 18px;border-radius:14px;
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}
.hero-stats strong{display:block;font-size:20px;font-weight:800;color:var(--primary);line-height:28px}
.hero-stats span{font-size:13px;color:var(--text-3)}

.hero-media{display:flex;flex-direction:column;gap:18px}
.media-frame{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.08);
  aspect-ratio:16/9;
}
.media-frame img{width:100%;height:100%;object-fit:cover}
.media-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,14,23,.05),rgba(6,14,23,.55));
}
.live-badge{
  position:absolute;right:14px;bottom:14px;z-index:2;
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;
  background:rgba(255,77,94,.16);border:1px solid rgba(255,77,94,.55);
  color:#FFD9DE;font-size:12px;font-weight:700;letter-spacing:.08em;
  animation:breathe 2s ease-in-out infinite;
}
.live-badge i{width:7px;height:7px;border-radius:50%;background:var(--live);display:block}
@keyframes breathe{0%,100%{opacity:1}50%{opacity:.55}}

.countdown{
  border-radius:var(--radius);
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  padding:18px 20px;
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.08);
  transition:border-color .3s ease-out,box-shadow .3s ease-out;
}
.countdown.is-urgent{border-color:rgba(255,184,77,.55);box-shadow:0 0 28px rgba(255,184,77,.28)}
.cd-label{font-size:13px;color:var(--text-3);margin-bottom:10px}
.cd-clock{
  display:flex;align-items:center;gap:8px;
  font-variant-numeric:tabular-nums;
  font-family:"SFMono-Regular",Consolas,"Liberation Mono",monospace;
}
.cd-clock span{
  flex:1;text-align:center;padding:8px 0;border-radius:var(--radius-sm);
  background:rgba(6,14,23,.55);border:1px solid var(--line);
  font-size:32px;font-weight:700;line-height:1.2;color:var(--primary);
  transition:color .3s ease-out;
}
.cd-clock em{font-style:normal;color:var(--text-3);font-size:20px}
.countdown.is-urgent .cd-clock span{color:var(--accent)}
.cd-foot{margin-top:12px;font-size:13px;color:var(--text-2)}

/* ---------- 通用分区 ---------- */
.section{padding:88px 0}
.section.alt{background:linear-gradient(180deg,rgba(10,23,37,0),rgba(10,23,37,.85) 20%,rgba(10,23,37,.85) 80%,rgba(10,23,37,0))}
.section-head{
  display:flex;align-items:flex-end;justify-content:space-between;gap:24px;
  margin-bottom:36px;
}
.section-head h2{font-size:28px;line-height:38px;font-weight:700}
.section-sub{margin-top:8px;font-size:15px;color:var(--text-2);max-width:640px}
.link-more{font-size:14px;color:var(--primary);white-space:nowrap;transition:opacity .2s ease-out}
.link-more:hover{opacity:.78}

/* ---------- 预告流 ---------- */
.stream{display:flex;flex-direction:column;gap:20px}
.stream-card{
  display:grid;grid-template-columns:300px 1fr;gap:24px;
  padding:20px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.08);
  transition:transform .2s ease-out,border-color .2s ease-out,box-shadow .2s ease-out;
}
.stream-card:hover{transform:translateY(-4px);border-color:rgba(42,212,196,.45);box-shadow:0 24px 50px rgba(0,0,0,.5)}
.stream-card.feature{grid-template-columns:440px 1fr}
.sc-media{position:relative;border-radius:14px;overflow:hidden;aspect-ratio:4/3;border:1px solid var(--line)}
.stream-card.feature .sc-media{aspect-ratio:16/10}
.sc-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease-out}
.stream-card:hover .sc-media img{transform:scale(1.04)}
.chip{
  position:absolute;left:12px;top:12px;
  padding:5px 12px;border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(6,14,23,.72);border:1px solid var(--line);color:var(--text-1);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
}
.sc-body{display:flex;flex-direction:column;gap:12px;min-width:0}
.sc-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.badge{
  display:inline-block;padding:4px 12px;border-radius:999px;
  font-size:12px;font-weight:600;
  background:rgba(42,212,196,.12);border:1px solid rgba(42,212,196,.3);color:var(--primary);
}
.badge-amber{background:rgba(255,184,77,.12);border-color:rgba(255,184,77,.34);color:var(--accent)}
.count-pill{
  display:inline-block;padding:4px 12px;border-radius:999px;font-size:12px;
  color:var(--text-2);background:rgba(6,14,23,.5);border:1px solid var(--line);
  font-variant-numeric:tabular-nums;
}
.sc-body h3{font-size:20px;line-height:30px;font-weight:600}
.sc-body p{font-size:15px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.sc-foot{display:flex;gap:12px;flex-wrap:wrap;margin-top:auto}

/* ---------- 两栏：看点 + 提醒 ---------- */
.two-col{display:grid;grid-template-columns:7fr 5fr;gap:40px;align-items:start}
.two-col h2{font-size:28px;line-height:38px;font-weight:700;margin-bottom:24px}
.points li{
  display:flex;gap:16px;padding:16px 0;
  border-bottom:1px dashed var(--line);
}
.points li:last-child{border-bottom:0}
.points .num{
  flex:none;width:32px;height:32px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:var(--primary);
  border:1px solid rgba(42,212,196,.45);
}
.points h3{font-size:16px;font-weight:600;line-height:26px}
.points p{font-size:14px;color:var(--text-2);margin-top:4px}

.remind-card{
  position:sticky;top:96px;
  padding:28px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(18,42,62,.7),rgba(10,23,37,.6));
  border:1px solid var(--line);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.08);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}
.remind-card h3{font-size:20px;font-weight:600;margin-bottom:8px}
.remind-card .hint{font-size:14px;color:var(--text-2);margin-bottom:20px}
.field{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.field label{font-size:13px;color:var(--text-3)}
.field input{
  width:100%;padding:13px 16px;border-radius:var(--radius-sm);
  background:rgba(6,14,23,.55);border:1px solid var(--line);color:var(--text-1);
  transition:border-color .2s ease-out,box-shadow .2s ease-out;
}
.field input::placeholder{color:var(--text-3)}
.field input:focus{outline:none;border-color:rgba(42,212,196,.6);box-shadow:0 0 0 3px rgba(42,212,196,.14)}
.field.has-error input{border-color:rgba(255,77,94,.7)}
.err-msg{font-size:13px;color:#FF8A96;display:none}
.field.has-error .err-msg{display:block}
.form-tip{font-size:13px;color:var(--text-3);margin-top:14px;line-height:22px}
.form-success{
  display:none;align-items:center;gap:10px;
  padding:14px 16px;border-radius:var(--radius-sm);
  background:rgba(42,212,196,.12);border:1px solid rgba(42,212,196,.4);
  font-size:14px;color:var(--primary);
}
.form-success.show{display:flex}
.form-success svg{width:18px;height:18px;flex:none}

/* ---------- 最新信息 ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  display:flex;flex-direction:column;gap:12px;
  padding:22px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.08);
  transition:transform .2s ease-out,border-color .2s ease-out;
}
.news-card:hover{transform:translateY(-4px);border-color:rgba(42,212,196,.42)}
.news-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.news-top time{font-size:13px;color:var(--text-3)}
.news-card h3{font-size:17px;line-height:27px;font-weight:600}
.news-card h3 a{transition:color .2s ease-out}
.news-card h3 a:hover{color:var(--primary)}
.news-card p{
  font-size:14px;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;
}
.news-link{margin-top:auto;font-size:14px;color:var(--primary);font-weight:600}
.news-link:hover{opacity:.8}
.empty-state{
  padding:56px 24px;text-align:center;border-radius:var(--radius);
  background:rgba(10,23,37,.5);border:1px dashed var(--line);
}
.empty-state svg{width:36px;height:36px;color:var(--text-3);margin:0 auto 14px}
.empty-state p{font-size:15px;color:var(--text-2);margin-bottom:18px}

/* ---------- 价值区（左右交替） ---------- */
.value-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:72px}
.value-row:last-child{margin-bottom:0}
.value-row.reverse .value-media{order:2}
.value-media{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);aspect-ratio:16/10;
}
.value-media img{width:100%;height:100%;object-fit:cover}
.value-copy h2{font-size:26px;line-height:36px;font-weight:700;margin-bottom:14px}
.value-copy p{font-size:16px;color:var(--text-2)}
.value-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.tag{
  padding:5px 14px;border-radius:999px;font-size:13px;color:var(--text-2);
  background:rgba(6,14,23,.5);border:1px solid var(--line);
}

/* ---------- 回放横滑 ---------- */
.replay-track{
  display:grid;grid-auto-flow:column;grid-auto-columns:280px;gap:18px;
  overflow-x:auto;padding-bottom:12px;scroll-snap-type:x mandatory;
}
.replay-track::-webkit-scrollbar{height:6px}
.replay-track::-webkit-scrollbar-thumb{background:rgba(42,212,196,.35);border-radius:6px}
.replay-card{
  scroll-snap-align:start;
  border-radius:var(--radius);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.08);
  transition:transform .2s ease-out,border-color .2s ease-out;
}
.replay-card:hover{transform:translateY(-4px);border-color:rgba(42,212,196,.42)}
.replay-card img{width:100%;aspect-ratio:4/3;object-fit:cover}
.replay-body{padding:16px 18px 20px}
.replay-body h3{font-size:16px;font-weight:600;line-height:26px;margin-bottom:8px}
.replay-body p{font-size:13px;color:var(--text-3)}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px;margin:0 auto}
.faq-item{
  border-radius:var(--radius-sm);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  overflow:hidden;transition:border-color .2s ease-out;
}
.faq-item[open]{border-left:3px solid var(--primary)}
.faq-item summary{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;cursor:pointer;font-size:17px;font-weight:600;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-icon{
  flex:none;width:20px;height:20px;position:relative;transition:transform .25s ease-out;
}
.faq-icon::before,.faq-icon::after{
  content:"";position:absolute;background:var(--primary);border-radius:2px;
}
.faq-icon::before{left:0;top:9px;width:20px;height:2px}
.faq-icon::after{left:9px;top:0;width:2px;height:20px}
.faq-item[open] .faq-icon{transform:rotate(45deg)}
.faq-body{padding:0 22px 20px;font-size:15px;line-height:26px;color:var(--text-2)}

/* ---------- CTA ---------- */
.cta-band{
  padding:0 0 88px;
}
.cta-inner{
  position:relative;overflow:hidden;
  border-radius:24px;padding:56px 48px;
  background:
    linear-gradient(120deg,rgba(42,212,196,.16),rgba(14,124,116,.12) 55%,rgba(6,14,23,.2)),
    var(--bg-1);
  border:1px solid var(--line);
  box-shadow:var(--shadow),inset 0 1px 0 rgba(255,255,255,.08);
  text-align:center;
}
.cta-inner h2{font-size:28px;line-height:38px;font-weight:700;margin-bottom:14px}
.cta-inner p{font-size:16px;color:var(--text-2);max-width:640px;margin:0 auto 28px}
.cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}

/* ---------- 页脚 ---------- */
.site-footer{
  background:var(--bg-1);
  border-top:1px solid var(--line);
  padding-top:64px;
  position:relative;
}
.wave-sep{position:absolute;top:-1px;left:0;width:100%;height:2px;overflow:hidden}
.wave-sep svg{width:100%;height:2px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:40px;padding-bottom:48px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .brand-text{font-size:16px}
.footer-about{font-size:14px;color:var(--text-2);line-height:24px;max-width:320px}
.footer-col h4{font-size:15px;font-weight:600;margin-bottom:16px;color:var(--text-1)}
.footer-col li{margin-bottom:10px}
.footer-col a,.footer-col p{font-size:14px;color:var(--text-2);transition:color .2s ease-out}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  border-top:1px solid var(--line);
  padding:22px 0 28px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--primary)}

/* ---------- 滚动淡入 ---------- */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease-out,transform .6s ease-out}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important}
  .reveal{opacity:1;transform:none}
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-toggle{display:flex}
  .nav-actions .btn{display:none}
  .hero{padding:40px 0 64px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero h1{font-size:32px;line-height:44px}
  .stream-card,.stream-card.feature{grid-template-columns:1fr}
  .stream-card.feature .sc-media,.sc-media{aspect-ratio:16/9}
  .two-col{grid-template-columns:1fr;gap:32px}
  .remind-card{position:static}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .value-row{grid-template-columns:1fr;gap:28px;margin-bottom:56px}
  .value-row.reverse .value-media{order:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .status-text{display:none}
  .section{padding:56px 0}
  .section-head{flex-direction:column;align-items:flex-start;gap:12px}
  .hero h1{font-size:28px;line-height:38px}
  .hero-sub{font-size:16px;line-height:28px}
  .hero-stats li{min-width:0;flex:1 1 100%}
  .cd-clock span{font-size:24px}
  .news-grid{grid-template-columns:1fr}
  .replay-track{grid-auto-columns:240px}
  .cta-inner{padding:36px 22px}
  .cta-inner h2{font-size:22px;line-height:32px}
  .section-head h2,.two-col h2{font-size:22px;line-height:32px}
  .value-copy h2{font-size:22px;line-height:32px}
  .faq-item summary{font-size:16px;padding:16px 18px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
}

/* roulang page: article */
:root{
  --bg-0:#060E17;
  --bg-1:#0A1725;
  --glass:rgba(18,42,62,.42);
  --line:rgba(120,200,220,.16);
  --line-strong:rgba(42,212,196,.42);
  --primary:#2AD4C4;
  --primary-deep:#0E7C74;
  --accent:#FFB84D;
  --live:#FF4D5E;
  --text-1:#E6F1F5;
  --text-2:#9FB6C4;
  --text-3:#6B8598;
  --radius-card:18px;
  --radius-btn:999px;
  --shadow-card:0 18px 40px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.08);
  --shadow-soft:0 12px 28px rgba(0,0,0,.32);
  --ease:200ms cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 78% -6%, rgba(42,212,196,.12), transparent 62%),
    radial-gradient(760px 520px at 6% 6%, rgba(255,184,77,.07), transparent 60%),
    var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--ease),opacity var(--ease)}
a:hover{color:var(--primary)}
button{font:inherit;color:inherit}
input{font:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:transparent;
  border-bottom:1px solid transparent;
  transition:background var(--ease),border-color var(--ease),backdrop-filter var(--ease);
}
.site-header.is-scrolled{
  background:rgba(8,20,32,.86);
  backdrop-filter:blur(12px);
  border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px}
.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  color:var(--primary);
  background:linear-gradient(160deg,rgba(42,212,196,.20),rgba(42,212,196,.04));
  border:1px solid var(--line-strong);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.10);
}
.brand-mark svg{width:20px;height:20px}
.brand-text{font-size:17px;font-weight:700;letter-spacing:.4px;color:var(--text-1);white-space:nowrap}
.brand:hover .brand-text{color:var(--primary)}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 14px;border-radius:12px;
  font-size:15px;color:var(--text-2);
  transition:color var(--ease),background var(--ease);
}
.nav-link:hover{color:var(--text-1);background:rgba(42,212,196,.08)}
.nav-link.is-active{color:var(--text-1);font-weight:600}
.nav-link.is-active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--primary),rgba(42,212,196,.15));
  box-shadow:0 0 12px rgba(42,212,196,.55);
}
.nav-actions{display:flex;align-items:center;gap:12px;margin-left:12px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  border:1px solid transparent;border-radius:var(--radius-btn);
  padding:12px 24px;font-size:15px;font-weight:600;cursor:pointer;
  transition:transform var(--ease),box-shadow var(--ease),background var(--ease),color var(--ease),border-color var(--ease),filter var(--ease);
}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-primary{
  color:#04211F;
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  box-shadow:0 0 24px rgba(42,212,196,.35);
}
.btn-primary:hover{filter:brightness(1.08);box-shadow:0 0 30px rgba(42,212,196,.5);transform:translateY(-2px);color:#04211F}
.btn-primary:active{transform:translateY(1px)}
.btn-ghost{
  color:var(--text-1);background:var(--glass);border-color:var(--line-strong);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:rgba(42,212,196,.12);color:var(--primary);transform:translateY(-2px)}
.btn-accent{
  color:#3A2400;
  background:linear-gradient(135deg,#FFCE7A,var(--accent));
  box-shadow:0 0 22px rgba(255,184,77,.32);
}
.btn-accent:hover{filter:brightness(1.06);box-shadow:0 0 28px rgba(255,184,77,.46);transform:translateY(-2px);color:#3A2400}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;cursor:pointer;
  background:var(--glass);border:1px solid var(--line-strong);
  align-items:center;justify-content:center;
}
.nav-toggle span{position:relative;display:block;width:18px;height:2px;border-radius:2px;background:var(--text-1)}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text-1);
  transition:transform var(--ease);
}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}
.mobile-drawer{
  display:none;position:fixed;inset:72px 0 0 0;z-index:55;
  background:rgba(6,14,23,.94);backdrop-filter:blur(16px);
  padding:24px;
}
.mobile-drawer.is-open{display:block}
.mobile-drawer a{
  display:block;padding:0 4px;line-height:56px;font-size:18px;color:var(--text-2);
  border-bottom:1px solid var(--line);
}
.mobile-drawer a:hover,.mobile-drawer a.is-active{color:var(--primary)}
.mobile-drawer .drawer-cta{margin-top:24px}
.mobile-drawer .drawer-cta .btn{width:100%}

/* ---------- 通用区块 ---------- */
.section{padding:88px 0}
.section-tight{padding:56px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--primary);font-weight:600;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--primary);opacity:.7}
.h2{font-size:28px;line-height:1.36;font-weight:700;margin:12px 0 0}
.lead{color:var(--text-2);font-size:16px;line-height:1.85;margin-top:14px;max-width:720px}
.pill{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:var(--primary);background:rgba(42,212,196,.10);border:1px solid var(--line-strong);
}
.pill-live{color:#fff;background:rgba(255,77,94,.16);border-color:rgba(255,77,94,.5)}
.pill-live .dot{width:7px;height:7px;border-radius:50%;background:var(--live);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(255,77,94,.5)}50%{opacity:.55;box-shadow:0 0 0 7px rgba(255,77,94,0)}}
.pill-amber{color:var(--accent);background:rgba(255,184,77,.10);border-color:rgba(255,184,77,.45)}
.card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);backdrop-filter:blur(12px);
  transition:transform var(--ease),border-color var(--ease),box-shadow var(--ease);
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong)}

/* ---------- 面包屑 ---------- */
.crumb-bar{padding:26px 0 0}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3)}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--primary)}
.crumb .sep{opacity:.5}
.crumb .current{color:var(--text-3);max-width:420px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* ---------- 文章头部 ---------- */
.article-head{padding:26px 0 0}
.article-wrap{max-width:820px;margin:0 auto}
.article-title{
  font-size:38px;line-height:1.28;font-weight:800;letter-spacing:-.4px;
  margin:20px 0 0;color:var(--text-1);
}
.article-meta{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px 20px;
  margin-top:20px;padding-top:18px;border-top:1px dashed var(--line);
  font-size:13.5px;color:var(--text-3);
}
.article-meta .meta-item{display:inline-flex;align-items:center;gap:7px}
.article-meta svg{width:15px;height:15px;color:var(--primary)}
.article-cover{
  margin-top:28px;border-radius:var(--radius-card);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-card);position:relative;
}
.article-cover img{width:100%;aspect-ratio:16/8;object-fit:cover}
.article-cover::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,14,23,0),rgba(6,14,23,.55));
  pointer-events:none;
}

/* ---------- 正文 ---------- */
.article-body{
  max-width:780px;margin:0 auto;padding:44px 0 0;
  font-size:17px;line-height:2;color:#D5E3EA;
}
.article-body > *:first-child{margin-top:0}
.article-body p{margin:0 0 1.25em}
.article-body h2{
  position:relative;font-size:24px;line-height:1.5;font-weight:700;color:var(--text-1);
  margin:44px 0 16px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--primary),rgba(42,212,196,.2));
  box-shadow:0 0 14px rgba(42,212,196,.4);
}
.article-body h3{font-size:19.5px;line-height:1.6;font-weight:600;color:var(--text-1);margin:32px 0 12px}
.article-body h4{font-size:17px;font-weight:600;color:var(--text-1);margin:24px 0 10px}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(42,212,196,.35)}
.article-body a:hover{color:#7BE9DE;border-bottom-color:#7BE9DE}
.article-body ul,.article-body ol{margin:0 0 1.25em;padding-left:1.4em}
.article-body li{margin:.5em 0}
.article-body ul li::marker{color:var(--primary)}
.article-body ol li::marker{color:var(--primary);font-weight:700}
.article-body blockquote{
  margin:26px 0;padding:18px 22px;border-radius:14px;
  background:rgba(18,42,62,.5);border:1px solid var(--line);
  border-left:3px solid var(--primary);
  color:var(--text-2);font-size:16px;line-height:1.9;
}
.article-body blockquote p:last-child{margin-bottom:0}
.article-body img{border-radius:14px;margin:26px 0;border:1px solid var(--line)}
.article-body figure{margin:26px 0}
.article-body figcaption{font-size:13px;color:var(--text-3);text-align:center;margin-top:10px}
.article-body table{
  width:100%;border-collapse:collapse;margin:26px 0;font-size:15px;
  display:block;overflow-x:auto;white-space:nowrap;
}
.article-body th,.article-body td{padding:11px 16px;border:1px solid var(--line);text-align:left}
.article-body thead th{background:rgba(42,212,196,.10);color:var(--text-1);font-weight:600}
.article-body tbody tr:nth-child(even){background:rgba(255,255,255,.024)}
.article-body code{
  padding:2px 7px;border-radius:6px;font-size:14.5px;
  background:rgba(42,212,196,.10);color:#8FE9DF;border:1px solid var(--line);
}
.article-body pre{
  margin:26px 0;padding:18px 20px;border-radius:14px;overflow-x:auto;
  background:rgba(4,12,20,.85);border:1px solid var(--line);
}
.article-body pre code{background:none;border:none;padding:0;color:#BFE7E2}
.article-body hr{border:none;border-top:1px dashed var(--line);margin:36px 0}

/* ---------- 标签 / 分享 ---------- */
.article-foot{
  max-width:780px;margin:0 auto;padding:32px 0 0;
  border-top:1px dashed var(--line);
  display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;
}
.tag{
  display:inline-flex;align-items:center;padding:6px 14px;border-radius:999px;
  font-size:13px;color:var(--text-2);background:rgba(18,42,62,.5);border:1px solid var(--line);
}
.tag:hover{color:var(--primary);border-color:var(--line-strong);transform:translateY(-2px)}
.article-foot .foot-note{margin-left:auto;font-size:13px;color:var(--text-3)}

/* ---------- 提醒条 ---------- */
.remind-strip{
  max-width:780px;margin:44px auto 0;padding:26px 28px;border-radius:var(--radius-card);
  background:linear-gradient(135deg,rgba(42,212,196,.14),rgba(18,42,62,.55));
  border:1px solid var(--line-strong);box-shadow:var(--shadow-card);
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;
}
.remind-strip h3{margin:0;font-size:19px;font-weight:700;color:var(--text-1)}
.remind-strip p{margin:6px 0 0;font-size:14px;color:var(--text-2);line-height:1.7}
.remind-strip .rs-text{flex:1 1 320px;min-width:0}
.remind-strip .rs-action{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- 空态 ---------- */
.empty-state{
  max-width:780px;margin:34px auto 0;padding:56px 28px;text-align:center;
  border-radius:var(--radius-card);background:var(--glass);
  border:1px dashed var(--line-strong);box-shadow:var(--shadow-card);
}
.empty-state .es-icon{
  width:64px;height:64px;margin:0 auto 18px;border-radius:20px;display:grid;place-items:center;
  color:var(--primary);background:rgba(42,212,196,.10);border:1px solid var(--line-strong);
}
.empty-state .es-icon svg{width:30px;height:30px}
.empty-state h2{margin:0 0 10px;font-size:22px;font-weight:700}
.empty-state p{margin:0 0 22px;color:var(--text-2);font-size:15px}

/* ---------- 相关推荐 ---------- */
.related-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:26px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rel-card{overflow:hidden;display:flex;flex-direction:column}
.rel-card .rel-media{position:relative;overflow:hidden}
.rel-card .rel-media img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform 400ms ease-out}
.rel-card:hover .rel-media img{transform:scale(1.05)}
.rel-card .rel-badge{
  position:absolute;top:12px;left:12px;
  padding:4px 11px;border-radius:999px;font-size:12px;font-weight:600;
  color:#04211F;background:rgba(42,212,196,.92);
}
.rel-card .rel-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.rel-card h3{margin:0;font-size:17px;line-height:1.5;font-weight:600;color:var(--text-1)}
.rel-card p{margin:0;font-size:14px;line-height:1.75;color:var(--text-2);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-card .rel-foot{
  margin-top:auto;padding-top:12px;border-top:1px dashed var(--line);
  display:flex;align-items:center;justify-content:space-between;
  font-size:12.5px;color:var(--text-3);
}
.rel-card .rel-foot .arrow{color:var(--primary);font-weight:700}

/* ---------- CTA ---------- */
.cta-band{
  border-radius:24px;overflow:hidden;position:relative;
  border:1px solid var(--line-strong);box-shadow:var(--shadow-card);
  background:
    linear-gradient(115deg,rgba(6,14,23,.94) 8%,rgba(10,30,44,.82) 60%,rgba(14,124,116,.42) 100%),
    url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.cta-band .cta-inner{padding:56px 48px;display:flex;flex-wrap:wrap;align-items:center;gap:28px}
.cta-band h2{margin:0;font-size:28px;font-weight:700;line-height:1.4}
.cta-band p{margin:12px 0 0;color:var(--text-2);font-size:15.5px;line-height:1.8;max-width:560px}
.cta-band .cta-text{flex:1 1 420px}
.cta-band .cta-actions{display:flex;gap:14px;flex-wrap:wrap}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:96px;padding-top:8px;
  background:linear-gradient(180deg,rgba(10,23,37,0),rgba(6,14,23,.9) 40%);
  border-top:1px solid var(--line);
}
.wave-sep{line-height:0}
.wave-sep svg{width:100%;height:2px;display:block}
.footer-grid{
  display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;
  padding:56px 0 40px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-about{margin:0;color:var(--text-2);font-size:14px;line-height:1.9;max-width:340px}
.footer-col h4{margin:0 0 16px;font-size:15px;font-weight:700;color:var(--text-1)}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:10px}
.footer-col a,.footer-col p{margin:0;color:var(--text-2);font-size:14px;line-height:1.8}
.footer-col a:hover{color:var(--primary)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;align-items:center;
  padding:20px 0 34px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
  .nav-links{display:none}
  .nav-actions .btn{display:none}
  .nav-toggle{display:inline-flex}
  .nav-actions{margin-left:auto}
  .section{padding:64px 0}
  .article-title{font-size:30px}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .nav-inner{height:64px}
  .brand-text{font-size:15.5px}
  .mobile-drawer{inset:64px 0 0 0}
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .h2{font-size:22px}
  .article-title{font-size:26px;line-height:1.35}
  .article-body{font-size:16.5px;line-height:1.95;padding-top:34px}
  .article-body h2{font-size:21px;margin-top:36px}
  .article-cover img{aspect-ratio:16/10}
  .cta-band .cta-inner{padding:38px 24px}
  .cta-band h2{font-size:22px}
}
@media (max-width:520px){
  .cr.png{display:none}
  .related-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:44px 0 30px}
  .article-meta{gap:8px 14px}
  .remind-strip{padding:22px 20px}
  .remind-strip .rs-action .btn{width:100%}
  .article-title{font-size:23px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
}

/* roulang page: category1 */
:root{
  --bg-0:#060E17;
  --bg-1:#0A1725;
  --glass:rgba(18,42,62,.42);
  --line:rgba(120,200,220,.16);
  --primary:#2AD4C4;
  --primary-deep:#0E7C74;
  --accent:#FFB84D;
  --live:#FF4D5E;
  --text-1:#E6F1F5;
  --text-2:#9FB6C4;
  --text-3:#6B8598;
  --radius-card:18px;
  --radius-sm:12px;
  --shadow-card:0 18px 40px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.08);
  --shadow-soft:0 10px 26px rgba(0,0,0,.35);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(900px 520px at 78% -8%,rgba(42,212,196,.16),transparent 62%),
    radial-gradient(720px 480px at 6% 14%,rgba(14,124,116,.15),transparent 60%);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:.2px;}
p{margin:0;}
main{position:relative;z-index:1;}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0;}

/* 顶部状态条 */
.topbar{
  position:relative;z-index:70;
  height:36px;
  background:rgba(10,23,37,.92);
  border-bottom:1px solid var(--line);
  font-size:13px;
}
.topbar .container{height:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;}
.topbar-left{display:flex;align-items:center;gap:8px;color:var(--text-2);}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--live);box-shadow:0 0 0 0 rgba(255,77,94,.55);animation:pulse 2s infinite;}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,77,94,.5);}
  70%{box-shadow:0 0 0 8px rgba(255,77,94,0);}
  100%{box-shadow:0 0 0 0 rgba(255,77,94,0);}
}
.topbar-link{color:var(--accent);font-weight:600;}
.topbar-link:hover{text-decoration:underline;}

/* 导航 */
.site-header{
  position:sticky;top:0;z-index:60;
  border-bottom:1px solid transparent;
  background:transparent;
  transition:background .25s ease,border-color .25s ease,backdrop-filter .25s ease;
}
.site-header.is-scrolled{
  background:rgba(6,14,23,.82);
  backdrop-filter:blur(14px);
  border-bottom-color:var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:74px;}
.brand{display:flex;align-items:center;gap:10px;color:var(--text-1);font-weight:700;font-size:17px;letter-spacing:.3px;}
.brand-mark{display:inline-flex;width:34px;height:34px;align-items:center;justify-content:center;border-radius:11px;color:var(--primary);background:rgba(42,212,196,.12);border:1px solid var(--line);}
.brand-mark svg{width:20px;height:20px;}
.brand-text{white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:4px;}
.nav-link{
  position:relative;
  padding:10px 15px;
  font-size:15px;
  color:var(--text-2);
  border-radius:999px;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:var(--text-1);background:rgba(42,212,196,.08);}
.nav-link.is-active{color:var(--primary);}
.nav-link.is-active::after{
  content:"";position:absolute;left:15px;right:15px;bottom:2px;height:2px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(42,212,196,.75);
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;position:relative;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(18,42,62,.55);cursor:pointer;
}
.nav-toggle span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:18px;height:2px;border-radius:2px;background:var(--text-1);transition:background .2s ease;}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;border-radius:2px;background:var(--text-1);transition:transform .22s ease;}
.nav-toggle span::before{top:-6px;}
.nav-toggle span::after{top:6px;}
.nav-toggle.is-open span{background:transparent;}
.nav-toggle.is-open span::before{transform:translateY(6px) rotate(45deg);}
.nav-toggle.is-open span::after{transform:translateY(-6px) rotate(-45deg);}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 24px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:600;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn:active{transform:translateY(1px);}
.btn-sm{padding:9px 18px;font-size:14px;}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-deep));
  color:#04191B;
  box-shadow:0 0 24px rgba(42,212,196,.35);
}
.btn-primary:hover{
  filter:brightness(1.08);
  box-shadow:0 0 30px rgba(42,212,196,.5);
  transform:translateY(-2px);
}
.btn-ghost{
  background:var(--glass);
  border-color:rgba(42,212,196,.4);
  color:var(--text-1);
  backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:rgba(42,212,196,.14);transform:translateY(-2px);}
.btn-accent{
  background:linear-gradient(135deg,#FFC96B,var(--accent));
  color:#241502;
  box-shadow:0 0 22px rgba(255,184,77,.35);
}
.btn-accent:hover{filter:brightness(1.06);box-shadow:0 0 30px rgba(255,184,77,.5);transform:translateY(-2px);}
.btn:focus-visible,.nav-link:focus-visible,.nav-toggle:focus-visible,a:focus-visible,input:focus-visible,.faq-q:focus-visible{
  outline:2px solid var(--primary);outline-offset:3px;
}

/* 标签 */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 14px;border-radius:999px;font-size:13px;font-weight:600;
}
.badge-primary{background:rgba(42,212,196,.14);color:var(--primary);border:1px solid rgba(42,212,196,.34);}
.tag{
  display:inline-flex;align-items:center;padding:4px 12px;border-radius:999px;
  font-size:12.5px;color:var(--text-2);background:rgba(120,200,220,.1);border:1px solid var(--line);
}
.cd-pill{
  display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;
  font-size:12.5px;font-weight:600;color:var(--accent);
  background:rgba(255,184,77,.12);border:1px solid rgba(255,184,77,.32);
  font-variant-numeric:tabular-nums;
}

/* Hero */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line);padding:44px 0 72px;}
.hero-bg{
  position:absolute;inset:0;
  background-image:linear-gradient(180deg,rgba(6,14,23,.84),rgba(6,14,23,.96)),url("/assets/images/backpic/back-1.png");
  background-size:cover;background-position:center;
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(620px 320px at 82% 18%,rgba(42,212,196,.22),transparent 70%);
}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-3);margin-bottom:18px;}
.breadcrumb a{color:var(--text-2);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .current{color:var(--text-3);}
.hero-title{font-size:40px;line-height:1.24;font-weight:800;margin:16px 0 18px;letter-spacing:.3px;}
.hero-sub{font-size:17px;line-height:1.8;color:var(--text-2);max-width:520px;}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 24px;}
.hero-pills{display:flex;flex-wrap:wrap;gap:10px;}
.hero-pills li{
  font-size:13px;color:var(--text-2);padding:7px 14px;border-radius:999px;
  background:rgba(18,42,62,.5);border:1px solid var(--line);backdrop-filter:blur(8px);
}
.hero-side{display:grid;gap:18px;}
.hero-cover{position:relative;margin:0;border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card);aspect-ratio:16/9;background:var(--bg-1);}
.hero-cover img{width:100%;height:100%;object-fit:cover;}
.hero-cover::before{content:"";position:absolute;inset:0 0 auto 0;height:1px;background:rgba(255,255,255,.18);z-index:2;}
.live-badge{
  position:absolute;right:12px;bottom:12px;display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:999px;font-size:12.5px;font-weight:700;color:#fff;
  background:rgba(255,77,94,.9);animation:breathe 2s ease-in-out infinite;
}
.live-badge i{width:7px;height:7px;border-radius:50%;background:#fff;display:inline-block;}
@keyframes breathe{0%,100%{opacity:1;}50%{opacity:.7;}}
.countdown-card{
  padding:20px 22px;border-radius:var(--radius-card);border:1px solid var(--line);
  background:var(--glass);backdrop-filter:blur(12px);box-shadow:var(--shadow-card);
}
.countdown-label{font-size:13px;color:var(--text-2);margin-bottom:12px;}
.countdown{display:flex;gap:10px;margin-bottom:12px;}
.cd-block{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:10px 4px;border-radius:var(--radius-sm);
  background:rgba(6,14,23,.6);border:1px solid var(--line);
}
.cd-block b{font-size:32px;font-weight:700;font-variant-numeric:tabular-nums;color:var(--primary);letter-spacing:1px;line-height:1.1;}
.cd-block em{font-style:normal;font-size:12px;color:var(--text-3);}
.countdown.is-soon .cd-block b{color:var(--accent);}
.countdown.is-soon .cd-block{border-color:rgba(255,184,77,.4);box-shadow:0 0 18px rgba(255,184,77,.22);}
.countdown-note{font-size:13px;color:var(--text-3);}

/* 通用板块 */
.section{padding:88px 0;position:relative;}
.section-alt{background:linear-gradient(180deg,rgba(10,23,37,.7),rgba(10,23,37,.2));border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:720px;margin-bottom:44px;}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:2px;color:var(--primary);margin-bottom:12px;}
.section-head h2{font-size:28px;line-height:1.35;margin-bottom:14px;}
.section-head p{font-size:16px;color:var(--text-2);}
.section-head-center{margin-left:auto;margin-right:auto;text-align:center;}

/* 时间线 */
.timeline{position:relative;}
.timeline::before{
  content:"";position:absolute;left:118px;top:10px;bottom:10px;width:1px;
  background:linear-gradient(180deg,rgba(42,212,196,.5),rgba(120,200,220,.06));
}
.tl-item{position:relative;display:grid;grid-template-columns:118px 1fr;gap:0 40px;padding-bottom:22px;}
.tl-item::before{
  content:"";position:absolute;left:112px;top:26px;width:13px;height:13px;border-radius:50%;
  background:var(--bg-0);border:2px solid var(--primary);
  box-shadow:0 0 0 4px rgba(42,212,196,.12);
}
.tl-date{
  text-align:right;padding-top:22px;font-size:14px;font-weight:600;color:var(--text-2);
  font-variant-numeric:tabular-nums;
}
.tl-card{
  border-radius:var(--radius-card);border:1px solid var(--line);
  background:var(--glass);backdrop-filter:blur(10px);
  padding:22px 24px;box-shadow:var(--shadow-soft);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.tl-card:hover{transform:translateY(-4px);border-color:rgba(42,212,196,.4);box-shadow:0 22px 44px rgba(0,0,0,.5);}
.tl-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px;}
.tl-card h3{font-size:19px;line-height:1.5;margin-bottom:10px;font-weight:600;}
.tl-card p{font-size:15px;line-height:1.8;color:var(--text-2);}
.tl-foot{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;margin-top:18px;padding-top:16px;border-top:1px dashed rgba(120,200,220,.18);}
.tl-meta{font-size:13px;color:var(--text-3);}
.link-arrow{font-size:14px;font-weight:600;color:var(--primary);display:inline-flex;align-items:center;gap:6px;}
.link-arrow i{font-style:normal;transition:transform .2s ease;}
.link-arrow:hover i{transform:translateX(4px);}

/* 步骤 */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.step{
  padding:28px 24px;border-radius:var(--radius-card);border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(18,42,62,.55),rgba(10,23,37,.4));
  box-shadow:var(--shadow-soft);transition:transform .2s ease,border-color .2s ease;
}
.step:hover{transform:translateY(-4px);border-color:rgba(42,212,196,.35);}
.step-num{
  width:42px;height:42px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  font-weight:700;color:var(--primary);border:1px solid rgba(42,212,196,.45);background:rgba(42,212,196,.1);
  margin-bottom:18px;font-variant-numeric:tabular-nums;
}
.step h3{font-size:18px;margin-bottom:10px;}
.step p{font-size:15px;color:var(--text-2);}

/* 图文交替 */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;}
.feature-row + .feature-row{margin-top:72px;}
.feature-media{
  border-radius:var(--radius-card);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow-card);aspect-ratio:4/3;background:var(--bg-1);position:relative;
}
.feature-media img{width:100%;height:100%;object-fit:cover;}
.feature-copy h3{font-size:24px;margin-bottom:16px;}
.feature-copy p{font-size:16px;color:var(--text-2);margin-bottom:16px;}
.check-list{display:grid;gap:12px;margin-top:20px;}
.check-list li{display:flex;gap:12px;font-size:15px;color:var(--text-2);}
.check-list li::before{
  content:"";flex:0 0 18px;height:18px;margin-top:5px;border-radius:50%;
  background:rgba(42,212,196,.16);border:1px solid rgba(42,212,196,.5);
  box-shadow:inset 0 0 0 4px rgba(6,14,23,.9);
}

/* 数据条 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat{
  padding:22px 20px;border-radius:var(--radius-card);border:1px solid var(--line);
  background:rgba(18,42,62,.35);text-align:center;
}
.stat strong{display:block;font-size:15px;color:var(--primary);margin-bottom:6px;}
.stat span{font-size:13.5px;color:var(--text-2);}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:880px;}
.faq{
  border-radius:var(--radius-card);border:1px solid var(--line);
  background:var(--glass);backdrop-filter:blur(10px);overflow:hidden;
  transition:border-color .2s ease;
}
.faq[open]{border-color:rgba(42,212,196,.42);box-shadow:0 0 0 1px rgba(42,212,196,.12),var(--shadow-soft);}
.faq-q{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;font-size:17px;font-weight:600;cursor:pointer;list-style:none;
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q::after{
  content:"+";flex:0 0 auto;font-size:20px;color:var(--primary);transition:transform .22s ease;
}
.faq[open] .faq-q::after{transform:rotate(45deg);}
.faq-a{padding:0 22px 20px;font-size:15px;line-height:1.85;color:var(--text-2);border-left:3px solid transparent;}
.faq[open] .faq-a{border-left-color:var(--primary);padding-left:19px;}

/* 提醒表单 */
.remind-box{
  border-radius:22px;border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(18,42,62,.62),rgba(6,14,23,.7));
  box-shadow:var(--shadow-card);padding:40px;backdrop-filter:blur(12px);
}
.remind-inner{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.remind-inner h2{font-size:26px;margin-bottom:14px;}
.remind-inner p{font-size:15.5px;color:var(--text-2);}
.remind-form{display:flex;flex-wrap:wrap;gap:12px;}
.remind-form input{
  flex:1 1 240px;min-width:0;padding:13px 18px;border-radius:999px;
  background:rgba(6,14,23,.65);border:1px solid var(--line);color:var(--text-1);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.remind-form input::placeholder{color:var(--text-3);}
.remind-form input:focus{border-color:rgba(42,212,196,.6);box-shadow:0 0 0 4px rgba(42,212,196,.14);outline:none;}
.form-msg{flex:1 1 100%;font-size:13px;min-height:20px;color:var(--accent);}
.form-msg.is-error{color:var(--live);}
.form-success{
  display:flex;align-items:center;gap:12px;padding:14px 20px;border-radius:var(--radius-sm);
  background:rgba(42,212,196,.12);border:1px solid rgba(42,212,196,.4);font-size:15px;color:var(--text-1);
}
.form-success span{display:inline-flex;width:22px;height:22px;border-radius:50%;align-items:center;justify-content:center;background:var(--primary);color:#04191B;font-weight:700;font-size:13px;}

/* 页脚 */
.site-footer{position:relative;z-index:1;margin-top:24px;background:linear-gradient(180deg,rgba(10,23,37,.6),rgba(6,14,23,.98));border-top:1px solid var(--line);}
.wave-sep{width:100%;height:2px;opacity:.7;}
.wave-sep svg{width:100%;height:2px;display:block;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding:56px 0 36px;}
.footer-brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;margin-bottom:16px;}
.footer-about{font-size:14.5px;color:var(--text-2);max-width:340px;}
.footer-col h4{font-size:15px;margin-bottom:16px;color:var(--text-1);}
.footer-col ul{display:grid;gap:10px;}
.footer-col a,.footer-col p{font-size:14px;color:var(--text-2);}
.footer-col a:hover{color:var(--primary);}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  padding:20px 0 28px;border-top:1px solid var(--line);
  font-size:13px;color:var(--text-3);
}

/* 动效 */
.js .reveal{opacity:0;transform:translateY(12px);transition:opacity .55s ease,transform .55s ease;}
.js .reveal.is-visible{opacity:1;transform:none;}
@media (prefers-reduced-motion:reduce){
  .js .reveal{opacity:1;transform:none;transition:none;}
  .live-dot,.live-badge{animation:none;}
}

/* 响应式 */
@media (max-width:1023px){
  .nav-toggle{display:block;}
  .nav-links{
    position:fixed;inset:0;z-index:80;
    display:flex;flex-direction:column;justify-content:center;gap:6px;
    padding:110px 24px 40px;
    background:rgba(6,14,23,.97);backdrop-filter:blur(18px);
    transform:translateY(-10px);opacity:0;pointer-events:none;
    transition:opacity .22s ease,transform .22s ease;
  }
  .nav-links.is-open{opacity:1;transform:none;pointer-events:auto;}
  .nav-link{font-size:18px;line-height:58px;padding:0 18px;border-radius:14px;}
  .nav-link.is-active{background:rgba(42,212,196,.12);}
  .nav-link.is-active::after{display:none;}
  .hero-grid{grid-template-columns:1fr;gap:34px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .steps{grid-template-columns:1fr 1fr;}
  .stats{grid-template-columns:1fr 1fr;}
  .feature-row{grid-template-columns:1fr;gap:28px;}
  .feature-row.reverse .feature-media{order:-1;}
  .remind-inner{grid-template-columns:1fr;gap:26px;}
}
@media (max-width:820px){
  .timeline::before{left:7px;}
  .tl-item{grid-template-columns:1fr;gap:12px;padding-left:30px;padding-bottom:18px;}
  .tl-item::before{left:1px;top:6px;}
  .tl-date{text-align:left;padding-top:0;font-size:13.5px;}
}
@media (max-width:640px){
  .container{padding:0 16px;}
  .section{padding:56px 0;}
  .page-hero{padding:32px 0 56px;}
  .hero-title{font-size:28px;line-height:1.32;}
  .hero-sub{font-size:15.5px;}
  .section-head h2,.remind-inner h2{font-size:22px;}
  .feature-copy h3{font-size:20px;}
  .steps{grid-template-columns:1fr;}
  .stats{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;padding:40px 0 28px;}
  .remind-box{padding:26px 20px;}
  .cd-block b{font-size:26px;}
  .tl-card{padding:18px;}
}

/* roulang page: category2 */
:root{
  --bg-0:#060E17;
  --bg-1:#0A1725;
  --glass:rgba(18,42,62,.42);
  --line:rgba(120,200,220,.16);
  --primary:#2AD4C4;
  --primary-deep:#0E7C74;
  --accent:#FFB84D;
  --live:#FF4D5E;
  --text-1:#E6F1F5;
  --text-2:#9FB6C4;
  --text-3:#6B8598;
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 40px rgba(0,0,0,.45), inset 0 1px 0 rgba(255,255,255,.08);
  --shadow-soft:0 12px 28px rgba(0,0,0,.35);
  --ease:cubic-bezier(.2,.7,.3,1);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  background:var(--bg-0);
  color:var(--text-1);
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
body.nav-open{overflow:hidden;}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background:
    radial-gradient(900px 520px at 10% -10%, rgba(42,212,196,.13), transparent 62%),
    radial-gradient(680px 420px at 92% 4%, rgba(255,184,77,.07), transparent 60%);
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
ul,ol{list-style:none;margin:0;padding:0;}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.35;}
p{margin:0 0 14px;}
p:last-child{margin-bottom:0;}
:focus-visible{outline:2px solid var(--primary);outline-offset:3px;border-radius:8px;}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px;position:relative;}
.section{padding:76px 0;position:relative;z-index:1;}
.section-tight{padding:56px 0;position:relative;z-index:1;}
.content-block,.section{scroll-margin-top:96px;}

/* 顶部状态条 */
.status-bar{
  position:relative;
  z-index:75;
  background:rgba(6,14,23,.92);
  border-bottom:1px solid var(--line);
  font-size:13px;
  color:var(--text-2);
}
.status-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;height:36px;}
.status-left{display:flex;align-items:center;gap:9px;min-width:0;}
.live-dot{
  flex:0 0 8px;
  width:8px;height:8px;border-radius:50%;
  background:var(--live);
  animation:pulse 2s infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(255,77,94,.55);}
  70%{box-shadow:0 0 0 9px rgba(255,77,94,0);}
  100%{box-shadow:0 0 0 0 rgba(255,77,94,0);}
}
.status-text{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.status-link{color:var(--accent);font-weight:600;white-space:nowrap;transition:color .2s var(--ease);}
.status-link:hover{color:#FFD08A;}

/* 导航 */
.site-header{
  position:sticky;
  top:0;
  z-index:80;
  background:transparent;
  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(8,20,32,.8);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom-color:var(--line);
  box-shadow:0 12px 32px rgba(0,0,0,.38);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;height:72px;}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;}
.brand-mark{
  width:34px;height:34px;flex:0 0 34px;
  display:grid;place-items:center;
  border-radius:12px;
  color:var(--primary);
  background:linear-gradient(160deg,rgba(42,212,196,.22),rgba(14,124,116,.1));
  border:1px solid var(--line);
}
.brand-mark svg{width:20px;height:20px;}
.brand-text{font-size:17px;letter-spacing:.2px;white-space:nowrap;}
.nav-links{display:flex;align-items:center;gap:6px;}
.nav-link{
  position:relative;
  padding:9px 14px;
  border-radius:999px;
  font-size:15px;
  color:var(--text-2);
  transition:color .2s var(--ease),background .2s var(--ease);
}
.nav-link:hover{color:var(--text-1);background:rgba(42,212,196,.1);}
.nav-link.is-active{
  color:var(--primary);
  background:rgba(42,212,196,.12);
  box-shadow:inset 0 0 0 1px rgba(42,212,196,.24);
}
.nav-link.is-active::after{
  content:"";
  position:absolute;
  left:50%;bottom:2px;
  width:18px;height:2px;
  transform:translateX(-50%);
  border-radius:2px;
  background:var(--primary);
  box-shadow:0 0 10px rgba(42,212,196,.75);
}
.nav-actions{display:flex;align-items:center;gap:12px;}
.nav-toggle{
  display:none;
  position:relative;
  width:44px;height:44px;
  border-radius:12px;
  background:var(--glass);
  border:1px solid var(--line);
  cursor:pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after{
  position:absolute;left:50%;top:50%;
  width:18px;height:2px;border-radius:2px;
  background:var(--text-1);
  transition:transform .25s var(--ease),background .25s var(--ease);
}
.nav-toggle span{transform:translate(-50%,-50%);}
.nav-toggle span::before{content:"";transform:translate(-50%,-7px);}
.nav-toggle span::after{content:"";transform:translate(-50%,5px);}
body.nav-open .nav-toggle span{background:transparent;}
body.nav-open .nav-toggle span::before{transform:translate(-50%,-50%) rotate(45deg);}
body.nav-open .nav-toggle span::after{transform:translate(-50%,-50%) rotate(-45deg);}

/* 移动抽屉 */
.nav-drawer{
  position:fixed;inset:0;z-index:70;
  padding:104px 24px 32px;
  display:flex;flex-direction:column;gap:4px;
  background:rgba(6,14,23,.94);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  transform:translateY(-100%);
  opacity:0;pointer-events:none;
  transition:transform .35s var(--ease),opacity .3s var(--ease);
}
.nav-drawer.is-open{transform:translateY(0);opacity:1;pointer-events:auto;}
.nav-drawer a{
  font-size:18px;line-height:56px;
  color:var(--text-1);
  border-bottom:1px solid var(--line);
}
.nav-drawer a.is-active{color:var(--primary);}
.drawer-cta{margin-top:auto;padding-top:24px;border-bottom:none;}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:12px 22px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;font-weight:700;
  cursor:pointer;white-space:nowrap;
  transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s var(--ease),border-color .2s var(--ease),filter .2s var(--ease);
}
.btn-sm{padding:9px 16px;font-size:14px;}
.btn-block{width:100%;}
.btn-primary{
  background:linear-gradient(135deg,#2AD4C4,#0E7C74);
  color:#04201E;
  box-shadow:0 0 24px rgba(42,212,196,.35), inset 0 1px 0 rgba(255,255,255,.25);
}
.btn-primary:hover{
  filter:brightness(1.08);
  transform:translateY(-2px);
  color:#04201E;
  box-shadow:0 0 32px rgba(42,212,196,.5), inset 0 1px 0 rgba(255,255,255,.3);
}
.btn-primary:active{transform:translateY(1px);}
.btn-ghost{
  background:var(--glass);
  border-color:rgba(42,212,196,.4);
  color:var(--text-1);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.btn-ghost:hover{background:rgba(42,212,196,.14);transform:translateY(-2px);}
.btn-ghost:active{transform:translateY(1px);}
.btn-accent{
  background:linear-gradient(135deg,#FFB84D,#E08A1E);
  color:#2B1B02;
  box-shadow:0 0 22px rgba(255,184,77,.32), inset 0 1px 0 rgba(255,255,255,.3);
}
.btn-accent:hover{filter:brightness(1.06);transform:translateY(-2px);box-shadow:0 0 30px rgba(255,184,77,.45);}
.btn-accent:active{transform:translateY(1px);}

/* 内页首屏 */
.page-hero{
  position:relative;
  padding:84px 0 68px;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:linear-gradient(180deg,#081420,#060E17);
  z-index:1;
}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;
  background-position:center;
  opacity:.28;
}
.page-hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,14,23,.5) 0%,rgba(6,14,23,.86) 55%,rgba(6,14,23,1) 100%);
}
.page-hero-inner{position:relative;z-index:2;max-width:820px;}
.breadcrumb{
  display:flex;align-items:center;flex-wrap:wrap;gap:8px;
  font-size:13px;color:var(--text-3);
  margin-bottom:20px;
}
.breadcrumb a{color:var(--text-2);transition:color .2s var(--ease);}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{opacity:.55;}
.breadcrumb .current{color:var(--text-3);}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 13px;
  border-radius:999px;
  font-size:13px;
  color:var(--primary);
  background:rgba(42,212,196,.1);
  border:1px solid rgba(42,212,196,.28);
}
.tag.is-accent{
  color:var(--accent);
  background:rgba(255,184,77,.12);
  border-color:rgba(255,184,77,.35);
}
.page-title{
  font-size:clamp(28px,4.2vw,44px);
  font-weight:800;
  line-height:1.25;
  letter-spacing:-.4px;
  margin-bottom:18px;
}
.page-title .hl{color:var(--primary);}
.hero-lead{
  font-size:16px;
  line-height:1.95;
  color:var(--text-2);
  max-width:720px;
  margin-bottom:26px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:26px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;}
.fact-pill{
  display:flex;align-items:baseline;gap:9px;
  padding:10px 16px;
  border-radius:14px;
  background:var(--glass);
  border:1px solid var(--line);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.fact-num{font-size:16px;font-weight:800;color:var(--primary);font-variant-numeric:tabular-nums;}
.fact-label{font-size:13px;color:var(--text-2);}

/* 双栏布局 */
.layout-grid{display:grid;grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:40px;align-items:start;}
.layout-main{min-width:0;}
.content-block{
  padding:28px;
  margin-bottom:24px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(18,42,62,.34),rgba(10,23,37,.52));
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.content-block:hover{border-color:rgba(42,212,196,.24);}
.block-title{
  position:relative;
  padding-left:16px;
  font-size:23px;
  font-weight:700;
  margin-bottom:14px;
}
.block-title::before{
  content:"";
  position:absolute;left:0;top:7px;bottom:7px;
  width:4px;border-radius:4px;
  background:linear-gradient(180deg,var(--primary),var(--primary-deep));
  box-shadow:0 0 12px rgba(42,212,196,.5);
}
.block-text{color:var(--text-2);font-size:16px;line-height:1.95;}
.sub-title{font-size:17px;font-weight:600;color:var(--text-1);margin:22px 0 10px;}

/* 要点列表 */
.point-list{display:grid;gap:12px;margin-top:16px;}
.point-list li{
  display:flex;gap:13px;align-items:flex-start;
  padding:14px 16px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(10,23,37,.55);
  color:var(--text-2);
  font-size:15px;
  line-height:1.8;
}
.point-list li strong{color:var(--text-1);font-weight:600;}
.point-num{
  flex:0 0 26px;
  width:26px;height:26px;
  border-radius:50%;
  display:grid;place-items:center;
  font-size:13px;font-weight:700;
  color:var(--primary);
  background:rgba(42,212,196,.08);
  border:1px solid rgba(42,212,196,.45);
}

/* 看点卡片 */
.topic-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:20px;}
.topic-card{
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--glass);
  overflow:hidden;
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),border-color .22s var(--ease);
}
.topic-card:hover{
  transform:translateY(-4px);
  border-color:rgba(42,212,196,.45);
  box-shadow:0 22px 44px rgba(0,0,0,.5),0 0 0 1px rgba(42,212,196,.18);
}
.topic-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;}
.topic-thumb img{width:100%;height:100%;object-fit:cover;}
.topic-thumb::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(6,14,23,.05),rgba(6,14,23,.75));
}
.topic-body{padding:18px;}
.topic-body h3{font-size:17px;margin-bottom:8px;}
.topic-body p{font-size:14px;line-height:1.8;color:var(--text-2);margin:0;}

/* 步骤 */
.step-list{display:grid;gap:14px;margin-top:18px;position:relative;}
.step-item{
  display:flex;gap:16px;align-items:flex-start;
  padding:16px;
  border-radius:14px;
  border:1px solid var(--line);
  background:rgba(10,23,37,.5);
  transition:border-color .2s var(--ease),background .2s var(--ease);
}
.step-item:hover{border-color:rgba(42,212,196,.35);background:rgba(42,212,196,.06);}
.step-dot{
  flex:0 0 34px;
  width:34px;height:34px;
  border-radius:12px;
  display:grid;place-items:center;
  font-weight:800;font-size:15px;
  color:#04201E;
  background:linear-gradient(135deg,#2AD4C4,#0E7C74);
  box-shadow:0 0 16px rgba(42,212,196,.35);
}
.step-item h3{font-size:16px;margin-bottom:4px;}
.step-item p{font-size:14px;color:var(--text-2);margin:0;line-height:1.8;}

/* 信息卡 */
.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:20px;}
.stat-card{
  padding:20px;
  border-radius:16px;
  border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(42,212,196,.09),rgba(10,23,37,.6));
  transition:border-color .2s var(--ease),transform .2s var(--ease);
}
.stat-card:hover{border-color:rgba(42,212,196,.4);transform:translateY(-3px);}
.stat-value{font-size:17px;font-weight:800;color:var(--primary);}
.stat-label{font-size:12px;letter-spacing:1.2px;color:var(--text-3);margin-top:4px;}
.stat-desc{font-size:14px;color:var(--text-2);margin-top:12px;line-height:1.8;}

/* 侧栏目录 */
.layout-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;min-width:0;}
.toc-card{
  padding:22px;
  border-radius:var(--radius);
  border:1px solid var(--line);
  background:var(--glass);
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.toc-title{font-size:13px;letter-spacing:2px;color:var(--text-3);margin-bottom:14px;}
.toc-list{display:grid;gap:4px;}
.toc-list a{
  display:block;
  padding:9px 12px;
  border-radius:12px;
  border-left:2px solid transparent;
  font-size:14px;
  color:var(--text-2);
  transition:color .2s var(--ease),background .2s var(--ease),border-color .2s var(--ease);
}
.toc-list a:hover{color:var(--text-1);background:rgba(42,212,196,.08);}
.toc-list a.is-current{
  color:var(--primary);
  background:rgba(42,212,196,.12);
  border-left-color:var(--primary);
}
.aside-cta{
  padding:22px;
  border-radius:var(--radius);
  border:1px solid rgba(255,184,77,.28);
  background:linear-gradient(180deg,rgba(255,184,77,.13),rgba(10,23,37,.62));
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
}
.aside-cta h3{font-size:17px;margin-bottom:8px;}
.aside-cta p{font-size:14px;color:var(--text-2);line-height:1.8;margin-bottom:16px;}

/* FAQ */
.section-head{max-width:720px;margin-bottom:28px;}
.section-title{font-size:clamp(22px,3vw,30px);font-weight:700;margin-bottom:12px;}
.section-desc{font-size:15px;color:var(--text-2);line-height:1.9;}
.faq-list{display:grid;gap:14px;}
.faq-item{
  border-radius:16px;
  border:1px solid var(--line);
  background:var(--glass);
  overflow:hidden;
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  transition:border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.faq-item[open]{
  border-color:rgba(42,212,196,.4);
  box-shadow:0 18px 40px rgba(0,0,0,.42);
}
.faq-item summary{
  list-style:none;
  cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:18px 22px;
  font-size:17px;font-weight:600;
  color:var(--text-1);
  border-left:3px solid transparent;
  transition:border-color .25s var(--ease),color .2s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary:hover{color:var(--primary);}
.faq-item[open] summary{border-left-color:var(--primary);}
.faq-item summary::after{
  content:"";
  flex:0 0 10px;
  width:10px;height:10px;
  margin-right:4px;
  border-right:2px solid var(--primary);
  border-bottom:2px solid var(--primary);
  transform:rotate(45deg);
  transition:transform .25s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(-135deg);}
.faq-answer{padding:0 22px 20px;font-size:15px;line-height:1.9;color:var(--text-2);}

/* CTA */
.cta-band{
  position:relative;
  overflow:hidden;
  padding:46px 36px;
  border-radius:24px;
  border:1px solid rgba(42,212,196,.28);
  background:linear-gradient(120deg,rgba(42,212,196,.16),rgba(10,23,37,.92) 58%),var(--bg-1);
  box-shadow:var(--shadow);
  text-align:center;
}
.cta-band h2{font-size:clamp(22px,3vw,28px);margin-bottom:12px;}
.cta-band > p{font-size:15px;color:var(--text-2);line-height:1.9;max-width:620px;margin:0 auto 26px;}
.remind-form{display:flex;gap:12px;flex-wrap:wrap;max-width:540px;margin:0 auto;}
.remind-form input{
  flex:1 1 240px;
  padding:14px 20px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(10,23,37,.72);
  color:var(--text-1);
  font-size:15px;
  outline:none;
  transition:border-color .2s var(--ease),box-shadow .2s var(--ease);
}
.remind-form input::placeholder{color:var(--text-3);}
.remind-form input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(42,212,196,.18);}
.form-hint{font-size:13px;color:var(--text-3);margin-top:12px;}
.form-hint.is-error{color:var(--accent);}
.form-success{
  display:none;
  align-items:center;justify-content:center;gap:10px;
  max-width:540px;
  margin:0 auto;
  padding:14px 22px;
  border-radius:999px;
  font-size:15px;font-weight:600;
  color:var(--primary);
  background:rgba(42,212,196,.14);
  border:1px solid rgba(42,212,196,.4);
}
.form-success.is-visible{display:flex;}
.cta-links{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:24px;}

/* 页脚 */
.site-footer{
  position:relative;
  z-index:1;
  margin-top:32px;
  padding-bottom:28px;
  background:linear-gradient(180deg,rgba(10,23,37,.65),#050B12);
  border-top:1px solid var(--line);
}
.wave-sep{line-height:0;}
.wave-sep svg{display:block;width:100%;height:2px;}
.footer-grid{
  display:grid;
  grid-template-columns:1.7fr 1fr 1fr 1fr;
  gap:32px;
  padding:52px 0 36px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-about{font-size:14px;line-height:1.85;color:var(--text-2);max-width:340px;margin:0;}
.footer-col h4{font-size:15px;margin-bottom:14px;color:var(--text-1);}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:14px;color:var(--text-2);transition:color .2s var(--ease);}
.footer-col a:hover{color:var(--primary);}
.footer-col p{font-size:14px;color:var(--text-3);margin:0;}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;
  padding-top:22px;
  border-top:1px solid var(--line);
  font-size:13px;
  color:var(--text-3);
}

/* 动效 */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s var(--ease),transform .6s var(--ease);}
.reveal.is-visible{opacity:1;transform:none;}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .reveal{opacity:1;transform:none;}
}

/* 响应式 */
@media (max-width:1023px){
  .nav-links{display:none;}
  .nav-toggle{display:block;}
  .nav-actions .btn{display:none;}
  .layout-grid{display:flex;flex-direction:column;gap:24px;}
  .layout-aside{position:static;order:-1;}
  .toc-card{padding:16px;}
  .toc-title{margin-bottom:10px;}
  .toc-list{display:flex;gap:10px;overflow-x:auto;padding-bottom:4px;scrollbar-width:none;}
  .toc-list::-webkit-scrollbar{display:none;}
  .toc-list a{
    white-space:nowrap;
    padding:8px 16px;
    border-radius:999px;
    border:1px solid var(--line);
    border-left:1px solid var(--line);
  }
  .toc-list a.is-current{border-color:var(--primary);}
  .aside-cta{display:none;}
}
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px;padding:42px 0 28px;}
}
@media (max-width:768px){
  .section{padding:56px 0;}
  .section-tight{padding:44px 0;}
  .page-hero{padding:64px 0 52px;}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .content-block{padding:22px;}
  .cta-band{padding:34px 22px;}
}
@media (max-width:640px){
  .container{padding:0 16px;}
  .status-text{display:none;}
  .brand-text{font-size:15px;}
  .topic-grid{grid-template-columns:1fr;}
  .stat-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .hero-actions .btn{width:100%;}
  .remind-form input{flex:1 1 100%;}
  .remind-form .btn{width:100%;}
}