/* roulang page: index */
:root{
  --bg:#070C11;
  --bg-2:#0B141B;
  --panel:#0F1B24;
  --primary:#12D1A3;
  --primary-deep:#0B9E7C;
  --accent:#FF7A2F;
  --text:#EAF2F6;
  --text-2:#A8BBC7;
  --text-3:#6C8291;
  --line:rgba(255,255,255,0.08);
  --line-glow:rgba(18,209,163,0.28);
  --glass:rgba(255,255,255,0.045);
  --radius-card:16px;
  --radius-panel:20px;
  --radius-btn:12px;
  --radius-img:14px;
  --shadow-card:0 8px 28px rgba(0,0,0,0.35);
  --shadow-hover:0 16px 44px rgba(0,0,0,0.45);
  --shadow-glow:0 0 0 1px rgba(18,209,163,0.5),0 10px 32px rgba(18,209,163,0.28);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"Inter","SFMono-Regular",Consolas,"Liberation Mono",monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--text);
  font-family:var(--font-cn);font-size:16px;line-height:1.9;font-weight:400;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(900px 520px at 12% -8%,rgba(18,209,163,.10),transparent 62%),
    radial-gradient(760px 460px at 96% 4%,rgba(255,122,47,.06),transparent 60%);
}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;position:relative;z-index:1}
.section{padding:96px 0;position:relative}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:44px;flex-wrap:wrap}
.section-title{font-size:clamp(22px,2.8vw,32px);line-height:1.3;font-weight:600;letter-spacing:.2px}
.section-title em{font-style:normal;color:var(--primary)}
.section-desc{color:var(--text-2);font-size:14px;max-width:560px;margin-top:10px}
.link-more{display:inline-flex;align-items:center;gap:8px;color:var(--primary);font-size:14px;font-weight:600;transition:.2s}
.link-more:hover{gap:12px}
.glass{
  background:var(--glass);backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.badge{
  display:inline-flex;align-items:center;gap:8px;height:30px;padding:0 14px;border-radius:999px;
  border:1px solid var(--line-glow);background:rgba(18,209,163,.08);color:var(--primary);
  font-size:13px;line-height:1;font-weight:600;letter-spacing:.4px;
}
.badge.orange{border-color:rgba(255,122,47,.32);background:rgba(255,122,47,.08);color:var(--accent)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;
  border-radius:var(--radius-btn);border:1px solid transparent;font-size:15px;font-weight:600;
  cursor:pointer;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease;white-space:nowrap;
}
.btn-primary{background:linear-gradient(180deg,var(--primary),var(--primary-deep));color:#03150F;box-shadow:var(--shadow-glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(18,209,163,.6),0 14px 44px rgba(18,209,163,.4)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:transparent;border-color:rgba(18,209,163,.45);color:var(--primary)}
.btn-ghost:hover{background:rgba(18,209,163,.12);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{height:40px;padding:0 16px;font-size:14px}
.btn-block{width:100%}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;height:72px;display:flex;align-items:center;
  background:rgba(7,12,17,.74);backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);transition:height .25s ease,background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{height:60px;background:rgba(6,10,14,.92);box-shadow:0 1px 0 rgba(18,209,163,.2)}
.nav-inner{display:flex;align-items:center;gap:22px;width:100%}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  position:relative;width:30px;height:30px;flex-shrink:0;border-radius:9px;
  background:linear-gradient(140deg,rgba(18,209,163,.3),rgba(255,255,255,.05));
  border:1px solid rgba(18,209,163,.38);
  clip-path:polygon(22% 0,100% 0,100% 78%,78% 100%,0 100%,0 22%);
}
.logo-mark::after{content:"";position:absolute;right:6px;top:6px;width:7px;height:7px;border-radius:50%;background:var(--primary);box-shadow:0 0 12px var(--primary)}
.logo-text{font-size:16px;font-weight:700;letter-spacing:.3px;white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:2px;margin-left:6px}
.main-nav a{position:relative;display:block;padding:10px 14px;font-size:15px;color:var(--text-2);border-radius:10px;transition:color .2s ease}
.main-nav a::after{
  content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;border-radius:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;transition:transform .25s ease;
}
.main-nav a:hover{color:var(--text)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--primary)}
.main-nav a.is-active::after{transform:scaleX(1)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:12px}
.mega{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;height:40px;padding:0 14px;border-radius:var(--radius-btn);
  background:transparent;border:1px solid var(--line);color:var(--text-2);font-size:14px;cursor:pointer;transition:.2s;
}
.mega-trigger:hover{color:var(--text);border-color:var(--line-glow)}
.mega-trigger .caret{transition:transform .2s}
.mega:hover .mega-trigger .caret,.mega:focus-within .mega-trigger .caret{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 12px);width:min(660px,86vw);padding:22px;
  display:grid;grid-template-columns:1fr 1fr 0.95fr;gap:22px;border-radius:18px;
  background:rgba(11,20,27,.96);backdrop-filter:blur(20px);border:1px solid var(--line);
  box-shadow:0 24px 60px rgba(0,0,0,.55);
  opacity:0;visibility:hidden;transform:translateY(6px);transition:opacity .2s ease,transform .2s ease,visibility .2s;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h4{font-size:13px;color:var(--text-3);font-weight:600;letter-spacing:.6px;margin-bottom:12px}
.mega-col a{display:block;padding:9px 0;font-size:14px;color:var(--text-2);border-bottom:1px solid rgba(255,255,255,.05);transition:.2s}
.mega-col a:last-child{border-bottom:0}
.mega-col a:hover{color:var(--primary);padding-left:4px}
.mega-col .mega-meta{display:block;font-size:12px;color:var(--text-3);margin-top:2px}
.mega-card{border-radius:14px;overflow:hidden;border:1px solid var(--line);background:var(--bg-2)}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.mega-card .mega-card-body{padding:14px}
.mega-card p{font-size:13px;color:var(--text-3);margin-bottom:12px}
.nav-toggle{
  display:none;align-items:center;justify-content:center;width:42px;height:40px;border-radius:var(--radius-btn);
  background:transparent;border:1px solid var(--line);cursor:pointer;
}
.nav-toggle span{display:block;width:16px;height:2px;background:var(--text);position:relative;border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:16px;height:2px;background:var(--text);border-radius:2px}
.nav-toggle span::before{top:-5px}
.nav-toggle span::after{top:5px}
.drawer{
  position:fixed;top:0;right:0;bottom:0;width:min(320px,86vw);z-index:120;padding:24px 22px;
  background:rgba(9,16,22,.97);border-left:1px solid var(--line);backdrop-filter:blur(20px);
  transform:translateX(102%);transition:transform .3s ease;overflow-y:auto;
}
.drawer.is-open{transform:translateX(0)}
.drawer-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.drawer-close{width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:transparent;cursor:pointer;font-size:18px;line-height:1}
.drawer-group{margin-bottom:22px}
.drawer-group h4{font-size:12px;letter-spacing:.8px;color:var(--text-3);margin-bottom:10px}
.drawer-group a{display:block;padding:12px 0;font-size:15px;color:var(--text-2);border-bottom:1px solid rgba(255,255,255,.06)}
.drawer-group a:hover{color:var(--primary)}
.drawer-mask{position:fixed;inset:0;background:rgba(3,7,10,.6);z-index:110;opacity:0;visibility:hidden;transition:.3s}
.drawer-mask.is-open{opacity:1;visibility:visible}

/* ---------- hero ---------- */
.hero{padding:72px 0 0;position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center}
.hero h1{font-size:clamp(28px,4.4vw,46px);line-height:1.24;font-weight:700;margin:20px 0 16px;letter-spacing:.2px}
.hero-sub{font-size:17px;line-height:1.85;color:var(--text-2);max-width:580px}
.hero-cta{display:flex;gap:14px;margin-top:30px;flex-wrap:wrap}
.scorebar{
  display:grid;grid-template-columns:repeat(4,1fr);margin-top:52px;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.scorebar > div{padding:20px 20px 22px;border-left:1px solid var(--line)}
.scorebar > div:first-child{border-left:0}
.score-num{font-family:var(--mono);font-size:26px;font-weight:700;color:var(--primary);font-variant-numeric:tabular-nums;line-height:1.2}
.score-num small{font-size:14px;color:var(--text-2);font-weight:600;margin-left:2px}
.score-label{display:block;font-size:13px;color:var(--text-3);margin-top:4px}
.hero-visual{
  position:relative;min-height:440px;border-radius:var(--radius-panel);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow-card);
  background-image:linear-gradient(180deg,rgba(7,12,17,.2) 0%,rgba(7,12,17,.55) 45%,rgba(7,12,17,.92) 100%),url('/assets/images/backpic/back-1.webp');
  background-size:cover;background-position:center;
}
.hero-visual::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(420px 260px at 80% 12%,rgba(18,209,163,.18),transparent 68%);
}
.hero-float{
  position:absolute;left:20px;bottom:20px;right:auto;width:min(280px,84%);padding:18px;border-radius:16px;
  background:rgba(9,16,22,.82);backdrop-filter:blur(16px);border:1px solid var(--line-glow);
  box-shadow:var(--shadow-card);
}
.hero-float h3{font-size:14px;font-weight:600;margin-bottom:12px;color:var(--text)}
.hero-float-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px solid rgba(255,255,255,.06)}
.hero-float-row:last-child{border-bottom:0;padding-bottom:0}
.hero-float-row span{font-size:13px;color:var(--text-3)}
.hero-float-row b{font-family:var(--mono);font-size:14px;color:var(--primary);font-variant-numeric:tabular-nums}

/* ---------- claims ---------- */
.claims{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.claims-item{padding:30px 26px;border-left:1px solid var(--line)}
.claims-item:first-child{border-left:0}
.claims-item strong{display:block;font-size:17px;font-weight:600;margin-bottom:8px}
.claims-item span{font-size:14px;line-height:1.8;color:var(--text-3)}

/* ---------- story ---------- */
.story-grid{display:grid;grid-template-columns:5fr 7fr;gap:52px;align-items:center}
.story-figure{position:relative;border-radius:var(--radius-panel);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-card)}
.story-figure img{width:100%;aspect-ratio:4/5;object-fit:cover}
.story-figure::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,12,17,0) 40%,rgba(7,12,17,.85) 100%)}
.story-figure-tag{position:absolute;left:18px;bottom:18px;z-index:2;font-size:13px;color:var(--text-2)}
.story-item{display:flex;gap:20px;padding-bottom:28px;margin-bottom:28px;border-bottom:1px solid var(--line)}
.story-item:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.story-num{font-family:var(--mono);font-size:15px;font-weight:700;color:var(--accent);padding-top:4px;flex-shrink:0}
.story-item h3{font-size:19px;font-weight:600;margin-bottom:8px}
.story-item p{font-size:15px;color:var(--text-2)}

/* ---------- pick cards ---------- */
.pick-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:24px}
.card{
  display:flex;flex-direction:column;border-radius:var(--radius-card);overflow:hidden;
  background:var(--glass);border:1px solid var(--line);
  box-shadow:var(--shadow-card);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:var(--line-glow)}
.card-thumb{position:relative;overflow:hidden;background:var(--bg-2)}
.card-thumb img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/9;transition:transform .5s ease}
.card:hover .card-thumb img{transform:scale(1.04)}
.card-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,12,17,0) 40%,rgba(7,12,17,.85) 100%)}
.card-body{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card-body h3{font-size:18px;font-weight:600;line-height:1.5;transition:color .25s}
.card:hover .card-body h3{color:var(--primary)}
.card-body p{font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:12px;border-top:1px solid rgba(255,255,255,.06)}
.card-foot time{font-size:13px;color:var(--text-3);font-variant-numeric:tabular-nums}
.card-arrow{font-size:14px;color:var(--primary);transition:transform .25s}
.card:hover .card-arrow{transform:translateX(4px)}
.pick-grid .card:nth-child(1){grid-column:1/7;grid-row:1/3}
.pick-grid .card:nth-child(2){grid-column:7/13}
.pick-grid .card:nth-child(3){grid-column:7/10}
.pick-grid .card:nth-child(4){grid-column:10/13}
.pick-grid .card:nth-child(1) .card-thumb{flex:1;min-height:280px;aspect-ratio:auto}
.pick-grid .card:nth-child(1) .card-thumb img{aspect-ratio:auto;height:100%;min-height:280px}
.pick-grid .card:nth-child(1) .card-body h3{font-size:22px}

/* ---------- cms latest ---------- */
.news-list{display:flex;flex-direction:column;gap:16px}
.news-row{
  position:relative;display:grid;grid-template-columns:220px 1fr;gap:22px;padding:18px;
  border-radius:var(--radius-card);background:var(--glass);border:1px solid var(--line);
  box-shadow:var(--shadow-card);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-row::before{
  content:"";position:absolute;left:-1px;top:14px;bottom:14px;width:3px;border-radius:3px;
  background:var(--primary);box-shadow:0 0 14px var(--primary);opacity:0;transition:opacity .25s;
}
.news-row:hover{transform:translateY(-3px);border-color:var(--line-glow);box-shadow:var(--shadow-hover)}
.news-row:hover::before{opacity:1}
.news-thumb{border-radius:var(--radius-img);overflow:hidden;background:var(--bg-2)}
.news-thumb img{width:100%;height:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .5s ease}
.news-row:hover .news-thumb img{transform:scale(1.04)}
.news-body{display:flex;flex-direction:column;min-width:0}
.news-body h3{font-size:18px;font-weight:600;line-height:1.55;margin-bottom:8px;transition:color .25s}
.news-row:hover .news-body h3{color:var(--primary)}
.news-body p{font-size:14px;color:var(--text-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:14px}
.news-meta{margin-top:auto;display:flex;align-items:center;gap:14px;flex-wrap:wrap;font-size:13px;color:var(--text-3)}
.news-meta .news-more{margin-left:auto;color:var(--primary);font-weight:600}
.empty-state{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;
  padding:56px 24px;border-radius:var(--radius-card);background:var(--glass);border:1px dashed var(--line);
  text-align:center;
}
.empty-shape{
  width:52px;height:52px;border-radius:14px;background:rgba(18,209,163,.1);border:1px solid var(--line-glow);
  clip-path:polygon(22% 0,100% 0,100% 78%,78% 100%,0 100%,0 22%);
}
.empty-state p{color:var(--text-2);font-size:15px}

/* ---------- trust ---------- */
.trust-grid{display:grid;grid-template-columns:6fr 6fr;gap:48px;align-items:start}
.trust-list{display:flex;flex-direction:column}
.trust-row{display:flex;gap:18px;align-items:flex-start;padding:18px 0;border-bottom:1px solid var(--line)}
.trust-row:first-child{padding-top:0}
.trust-idx{font-family:var(--mono);font-size:14px;font-weight:700;color:var(--accent);flex-shrink:0;padding-top:3px}
.trust-row b{display:block;font-size:16px;font-weight:600;margin-bottom:4px}
.trust-row span{font-size:14px;color:var(--text-3)}
.logo-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.logo-wall span{
  display:flex;align-items:center;justify-content:center;height:76px;padding:0 10px;text-align:center;
  font-size:13px;color:var(--text-2);border-radius:14px;background:var(--glass);border:1px solid var(--line);
  filter:grayscale(1);opacity:.62;transition:filter .3s,opacity .3s,transform .3s,border-color .3s;
}
.logo-wall span:hover{filter:grayscale(0);opacity:1;transform:translateY(-3px);border-color:var(--line-glow);color:var(--text)}
.promise{display:flex;flex-direction:column;gap:10px;margin-top:28px}
.promise-row{display:flex;gap:12px;font-size:14px;color:var(--text-2)}
.promise-row i{flex-shrink:0;width:6px;height:6px;margin-top:11px;border-radius:2px;background:var(--primary);display:block}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-card);background:var(--glass);margin-bottom:12px;overflow:hidden;transition:border-color .25s}
.faq-item.is-open{border-color:var(--line-glow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:64px;
  padding:0 22px;background:none;border:0;text-align:left;cursor:pointer;font-size:16px;font-weight:600;line-height:1.6;
}
.faq-q .chev{flex-shrink:0;color:var(--primary);transition:transform .3s ease}
.faq-item.is-open .chev{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-a-inner{
  margin:0 22px 22px;padding-left:16px;border-left:2px solid var(--primary);
  box-shadow:-1px 0 12px rgba(18,209,163,.35);color:var(--text-2);font-size:15px;
}

/* ---------- cta ---------- */
.cta-panel{
  display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;padding:48px;
  background:linear-gradient(150deg,rgba(18,209,163,.10),rgba(255,255,255,.03) 55%,rgba(255,122,47,.06));
  border:1px solid var(--line);box-shadow:var(--shadow-card);
  border-radius:var(--radius-panel);
  clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px);
}
.cta-panel h2{font-size:clamp(22px,2.8vw,30px);line-height:1.35;font-weight:600;margin-bottom:12px}
.cta-panel p{color:var(--text-2);font-size:15px}
.form-row{display:flex;gap:12px}
.input{
  flex:1;min-width:0;height:48px;padding:0 16px;border-radius:var(--radius-btn);
  background:rgba(7,12,17,.72);border:1px solid var(--line);color:var(--text);transition:.2s;
}
.input::placeholder{color:var(--text-3)}
.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 6px rgba(18,209,163,.16)}
.form-note{font-size:13px;color:var(--text-3);margin-top:12px}
.form-msg{margin-top:12px;font-size:13px;color:var(--primary);display:none}
.form-msg.is-show{display:block}

/* ---------- footer ---------- */
.site-footer{background:#060A0E;position:relative;margin-top:24px}
.site-footer::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,rgba(18,209,163,.5),rgba(255,122,47,.28),transparent)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.3fr;gap:40px;padding:64px 0 44px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand .logo-mark{width:26px;height:26px}
.footer-brand strong{font-size:16px;font-weight:700}
.footer-desc{font-size:14px;color:var(--text-3);max-width:320px;line-height:1.9}
.footer-col h4{font-size:14px;font-weight:600;margin-bottom:14px;color:var(--text)}
.footer-col a{display:inline-block;font-size:14px;line-height:34px;color:var(--text-2);transition:color .2s,transform .2s}
.footer-col a:hover{color:var(--primary);transform:translateX(2px)}
.footer-col p{font-size:14px;color:var(--text-2);line-height:2}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 28px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);
}
.footer-bottom a{color:var(--text-3)}
.footer-bottom a:hover{color:var(--primary)}

/* ---------- responsive ---------- */
@media (max-width:1180px){
  .pick-grid .card:nth-child(1){grid-column:1/8}
  .pick-grid .card:nth-child(2){grid-column:8/13}
  .pick-grid .card:nth-child(3){grid-column:1/7}
  .pick-grid .card:nth-child(4){grid-column:7/13}
  .trust-grid{grid-template-columns:1fr;gap:36px}
}
@media (max-width:1024px){
  .main-nav{display:none}
  .mega{display:none}
  .nav-toggle{display:inline-flex}
  .section{padding:72px 0}
  .hero{padding-top:56px}
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{min-height:340px}
  .story-grid{grid-template-columns:1fr;gap:32px}
  .story-figure img{aspect-ratio:16/9}
  .pick-grid{grid-template-columns:1fr 1fr}
  .pick-grid .card{grid-column:auto !important;grid-row:auto !important}
  .pick-grid .card:nth-child(1) .card-thumb{min-height:0;aspect-ratio:16/9}
  .pick-grid .card:nth-child(1) .card-thumb img{min-height:0;height:auto;aspect-ratio:16/9}
  .claims{grid-template-columns:1fr 1fr}
  .claims-item:nth-child(odd){border-left:0}
  .claims-item:nth-child(3),.claims-item:nth-child(4){border-top:1px solid var(--line)}
  .cta-panel{grid-template-columns:1fr;gap:28px;padding:36px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;padding:48px 0 32px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .hero-sub{font-size:16px}
  .scorebar{grid-template-columns:1fr 1fr}
  .scorebar > div:nth-child(3){border-left:0}
  .scorebar > div:nth-child(3),.scorebar > div:nth-child(4){border-top:1px solid var(--line)}
  .news-row{grid-template-columns:1fr;gap:16px}
  .news-thumb img{max-height:200px}
  .logo-wall{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .logo-text{font-size:15px}
  .hero-cta .btn{width:100%}
  .pick-grid{grid-template-columns:1fr}
  .claims{grid-template-columns:1fr}
  .claims-item{border-left:0;border-top:1px solid var(--line);padding:24px 18px}
  .claims-item:first-child{border-top:0}
  .form-row{flex-direction:column}
  .form-row .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .logo-wall{grid-template-columns:1fr}
  .cta-panel{padding:28px 22px}
}

/* roulang page: category1 */
:root{
  --bg:#070C11;
  --bg-2:#0B141B;
  --panel:#0F1B24;
  --primary:#12D1A3;
  --primary-d:#0B9E7C;
  --accent:#FF7A2F;
  --text:#EAF2F6;
  --text-2:#A8BBC7;
  --text-3:#6C8291;
  --line:rgba(255,255,255,.08);
  --line-glow:rgba(18,209,163,.28);
  --glass:rgba(255,255,255,.045);
  --r-card:16px;
  --r-panel:20px;
  --r-btn:12px;
  --r-img:14px;
  --sh-card:0 8px 28px rgba(0,0,0,.35);
  --sh-hover:0 16px 44px rgba(0,0,0,.45);
  --sh-btn:0 0 0 1px rgba(18,209,163,.5),0 10px 32px rgba(18,209,163,.28);
  --sec:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;line-height:1.9;font-weight:400;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(820px 420px at 82% -6%,rgba(18,209,163,.10),transparent 62%),
    radial-gradient(680px 380px at 4% 32%,rgba(255,122,47,.06),transparent 60%);
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none}
button,input{font:inherit;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px}

.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;position:relative;z-index:1}
.glass{
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--sh-card);
}
.block{padding-top:var(--sec)}
.section-head{max-width:760px;margin-bottom:40px}
.section-head h2{font-size:clamp(22px,2.8vw,32px);line-height:1.3;font-weight:600;letter-spacing:.2px}
.section-sub{margin-top:14px;color:var(--text-2);font-size:14px;line-height:1.8}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;border-radius:999px;font-size:12.5px;letter-spacing:.4px;
  color:var(--primary);border:1px solid var(--line-glow);background:rgba(18,209,163,.08);
}
.eyebrow::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 10px var(--primary)}
.badge{
  display:inline-flex;align-items:center;padding:5px 12px;border-radius:999px;
  font-size:12.5px;color:var(--primary);border:1px solid var(--line-glow);background:rgba(18,209,163,.08);
}
.tag{display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;font-size:12.5px;color:var(--text-2);border:1px solid var(--line);background:rgba(255,255,255,.04)}
.tag-accent{color:var(--accent);border-color:rgba(255,122,47,.35);background:rgba(255,122,47,.08)}

/* 按钮 */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);border:1px solid transparent;
  font-size:15px;font-weight:600;letter-spacing:.2px;cursor:pointer;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn-primary{background:linear-gradient(180deg,#16E0AF,#0B9E7C);color:#04241C;box-shadow:var(--sh-btn)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(18,209,163,.6),0 0 44px rgba(18,209,163,.42)}
.btn-ghost{background:transparent;border-color:var(--line-glow);color:var(--text)}
.btn-ghost:hover{background:rgba(18,209,163,.12);transform:translateY(-2px)}
.btn-text{background:none;border:none;color:var(--primary);padding:0;height:auto;font-size:14px;font-weight:600}
.btn-text:hover{text-decoration:underline;text-underline-offset:4px}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.btn:active{transform:scale(.98)}

/* 顶部导航 */
.site-header{
  position:sticky;top:0;z-index:90;height:72px;display:flex;align-items:center;
  background:rgba(7,12,17,.72);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:height .25s ease,background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{height:60px;background:rgba(6,10,14,.92);box-shadow:0 1px 0 rgba(18,209,163,.28)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:100%}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logo-mark{
  position:relative;width:26px;height:26px;flex:0 0 26px;
  background:linear-gradient(150deg,rgba(18,209,163,.95),rgba(11,158,124,.35));
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
  box-shadow:0 0 18px rgba(18,209,163,.35);
}
.logo-mark::after{content:"";position:absolute;right:4px;bottom:4px;width:6px;height:6px;border-radius:50%;background:#12D1A3;box-shadow:0 0 10px #12D1A3}
.logo-text{font-size:15px;font-weight:700;letter-spacing:.3px;white-space:nowrap;color:var(--text)}
.main-nav{display:flex;align-items:center;gap:24px}
.main-nav a{
  position:relative;font-size:14px;color:var(--text-2);padding:6px 0;white-space:nowrap;
  transition:color .2s ease;
}
.main-nav a::after{
  content:"";position:absolute;left:0;bottom:0;height:2px;width:0;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(18,209,163,.6);transition:width .25s ease;
}
.main-nav a:hover{color:var(--text)}
.main-nav a:hover::after{width:100%}
.main-nav a.is-active{color:var(--primary)}
.main-nav a.is-active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}

/* Mega 面板 */
.mega{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;height:40px;padding:0 14px;
  border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.03);
  font-size:14px;color:var(--text-2);cursor:pointer;transition:.2s ease;
}
.mega-trigger:hover{color:var(--text);border-color:var(--line-glow);background:rgba(18,209,163,.08)}
.caret{font-size:11px;transition:transform .2s ease}
.mega.is-open .caret{transform:rotate(180deg)}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:640px;
  padding:22px;display:grid;grid-template-columns:1fr 1fr 210px;gap:22px;
  background:rgba(12,20,27,.94);
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  border:1px solid var(--line);border-radius:var(--r-panel);
  box-shadow:0 24px 60px rgba(0,0,0,.55);
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel,.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0)}
.mega-col h4{font-size:13px;color:var(--text-3);font-weight:600;letter-spacing:.6px;margin-bottom:12px}
.mega-col a{display:block;font-size:14px;color:var(--text-2);padding:7px 0;transition:.2s ease}
.mega-col a:hover{color:var(--primary);transform:translateX(3px)}
.mega-meta{display:block;font-size:12.5px;color:var(--text-3);margin-top:2px}
.mega-card{border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:rgba(255,255,255,.04);display:flex;flex-direction:column}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.mega-card-body{padding:14px}
.mega-card-body p{font-size:13px;color:var(--text-2);line-height:1.7;margin-bottom:12px}

/* 移动端抽屉 */
.nav-toggle{
  display:none;width:42px;height:40px;border-radius:10px;border:1px solid var(--line);
  background:rgba(255,255,255,.03);cursor:pointer;position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;transform:translateX(-50%);width:18px;height:2px;border-radius:2px;background:var(--text);
  transition:.2s ease;
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{content:"";top:-6px;left:0;transform:none}
.nav-toggle span::after{content:"";top:6px;left:0;transform:none}
.nav-mask{
  position:fixed;inset:0;background:rgba(3,6,9,.65);backdrop-filter:blur(4px);
  opacity:0;visibility:hidden;transition:.25s ease;z-index:98;
}
.nav-mask.is-open{opacity:1;visibility:visible}
.nav-drawer{
  position:fixed;top:0;right:0;height:100%;width:min(360px,88vw);z-index:99;
  background:rgba(10,17,23,.97);
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  border-left:1px solid var(--line);
  padding:22px 22px 32px;overflow-y:auto;
  transform:translateX(102%);transition:transform .3s ease;
}
.nav-drawer.is-open{transform:translateX(0)}
.nav-drawer-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.drawer-close{width:36px;height:36px;border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.03);cursor:pointer;font-size:15px;color:var(--text-2)}
.drawer-close:hover{color:var(--primary);border-color:var(--line-glow)}
.drawer-nav{display:flex;flex-direction:column;padding:18px 0;border-bottom:1px solid var(--line)}
.drawer-nav a{padding:12px 0;font-size:15px;color:var(--text-2);border-bottom:1px dashed rgba(255,255,255,.05)}
.drawer-nav a:last-child{border-bottom:none}
.drawer-nav a.is-active{color:var(--primary)}
.drawer-group{padding:18px 0;border-bottom:1px solid var(--line)}
.drawer-group h4{font-size:13px;color:var(--text-3);letter-spacing:.6px;margin-bottom:10px}
.drawer-group a{display:block;padding:8px 0;font-size:14px;color:var(--text-2)}
.drawer-group a:hover{color:var(--primary)}
.nav-drawer .btn{margin-top:22px}

/* 页头 */
.page-hero{position:relative;overflow:hidden;padding:96px 0 84px;min-height:460px;display:flex;align-items:center}
.page-hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:0;z-index:0}
.page-hero-mask{
  position:absolute;inset:0;z-index:1;
  background:
    linear-gradient(180deg,rgba(7,12,17,.82) 0%,rgba(7,12,17,.86) 45%,rgba(7,12,17,.97) 100%),
    radial-gradient(760px 380px at 78% 20%,rgba(18,209,163,.16),transparent 65%);
}
.page-hero-inner{position:relative;z-index:2;max-width:840px}
.breadcrumb{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-3);margin-bottom:22px}
.breadcrumb a{color:var(--text-3);transition:color .2s ease}
.breadcrumb a:hover{color:var(--primary)}
.breadcrumb .sep{width:1px;height:12px;background:var(--line);display:inline-block}
.breadcrumb .current{color:var(--text-2)}
.page-hero h1{
  font-size:clamp(28px,4.4vw,46px);line-height:1.24;font-weight:700;letter-spacing:.4px;
  margin:18px 0 18px;
}
.page-hero-sub{font-size:16px;color:var(--text-2);max-width:680px}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-stats{
  display:flex;flex-wrap:wrap;gap:0;margin-top:38px;
  border-top:1px solid var(--line);
}
.hero-stat{padding:18px 28px 0 0;margin-right:28px;border-right:1px solid var(--line);min-width:130px}
.hero-stat:last-child{border-right:none;margin-right:0}
.hero-stat b{display:block;font-size:26px;font-family:Inter,"PingFang SC",sans-serif;font-variant-numeric:tabular-nums;color:var(--primary);letter-spacing:.5px}
.hero-stat span{font-size:13px;color:var(--text-3)}

/* 主体：左锚点 + 右条目 */
.entry-layout{display:grid;grid-template-columns:262px minmax(0,1fr);gap:32px;align-items:start}
.anchor-card{position:sticky;top:96px;padding:22px}
.anchor-title{font-size:14px;font-weight:600;color:var(--text);letter-spacing:.4px;margin-bottom:14px}
.anchor-list{display:flex;flex-direction:column;gap:2px;margin-bottom:18px}
.anchor-list a{
  display:block;padding:9px 12px;border-radius:10px;font-size:13.5px;color:var(--text-2);
  border-left:2px solid transparent;transition:.2s ease;
}
.anchor-list a:hover{color:var(--primary);background:rgba(18,209,163,.08);border-left-color:var(--primary);transform:translateX(2px)}
.anchor-note{font-size:12.5px;color:var(--text-3);line-height:1.7;padding-top:14px;border-top:1px solid var(--line);margin-top:6px}

.entry-list{display:flex;flex-direction:column;gap:18px}
.entry-row{
  position:relative;display:grid;grid-template-columns:58px 210px minmax(0,1fr);gap:22px;
  padding:20px;border-radius:var(--r-card);align-items:center;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--sh-card);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  scroll-margin-top:110px;overflow:hidden;
}
.entry-row::before{
  content:"";position:absolute;left:0;top:14px;bottom:14px;width:3px;border-radius:0 3px 3px 0;
  background:var(--primary);box-shadow:0 0 14px rgba(18,209,163,.6);
  opacity:0;transform:scaleY(.4);transition:.3s ease;
}
.entry-row:hover{transform:translateY(-4px);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--sh-hover);border-color:var(--line-glow)}
.entry-row:hover::before{opacity:1;transform:scaleY(1)}
.entry-num{
  font-family:Inter,"PingFang SC",sans-serif;font-variant-numeric:tabular-nums;
  font-size:28px;font-weight:700;color:var(--accent);letter-spacing:1px;line-height:1;
  text-shadow:0 0 22px rgba(255,122,47,.35);
}
.entry-thumb{border-radius:var(--r-img);overflow:hidden;border:1px solid var(--line);background:rgba(255,255,255,.04);aspect-ratio:16/9}
.entry-thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s ease}
.entry-row:hover .entry-thumb img{transform:scale(1.04)}
.entry-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:8px}
.entry-head h3{font-size:18px;font-weight:600;letter-spacing:.2px}
.entry-body p{font-size:14px;color:var(--text-2);line-height:1.85}
.entry-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:12px;font-size:12.5px;color:var(--text-3)}
.entry-meta span{display:inline-flex;align-items:center;gap:6px}
.entry-meta span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--primary);opacity:.7}

/* 准备清单条 */
.prepare-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.prepare-item{padding:30px 28px;border-right:1px solid var(--line);transition:background .25s ease}
.prepare-item:last-child{border-right:none}
.prepare-item:hover{background:rgba(18,209,163,.05)}
.prepare-num{font-family:Inter,sans-serif;font-size:13px;letter-spacing:2px;color:var(--accent);font-variant-numeric:tabular-nums}
.prepare-item h3{font-size:17px;font-weight:600;margin:10px 0 8px}
.prepare-item p{font-size:13.5px;color:var(--text-2);line-height:1.8}

/* 相关分类互链 */
.cross-links{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cross-link{
  display:flex;flex-direction:column;gap:8px;padding:22px;border-radius:var(--r-card);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--sh-card);
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.cross-link:hover{transform:translateY(-4px);border-color:var(--line-glow);box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--sh-hover)}
.cross-link strong{font-size:16px;font-weight:600}
.cross-link p{font-size:13.5px;color:var(--text-2);line-height:1.8}
.cross-link .arrow{font-size:13px;color:var(--primary);margin-top:4px}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  border-radius:var(--r-card);border:1px solid var(--line);
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06),var(--sh-card);
  overflow:hidden;transition:border-color .25s ease;
}
.faq-item.is-open{border-color:var(--line-glow)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  min-height:64px;padding:16px 22px;background:none;border:none;cursor:pointer;text-align:left;
  font-size:15.5px;font-weight:600;color:var(--text);transition:color .2s ease;
}
.faq-q:hover{color:var(--primary)}
.faq-arrow{
  flex:0 0 26px;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--primary);font-size:12px;transition:transform .3s ease;
}
.faq-item.is-open .faq-arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease}
.faq-a-inner{padding:0 22px 20px;border-left:2px solid transparent;position:relative}
.faq-item.is-open .faq-a-inner{border-left-color:var(--primary);box-shadow:inset 2px 0 12px -8px rgba(18,209,163,.9)}
.faq-a p{font-size:14px;color:var(--text-2);line-height:1.9;padding-left:14px}

/* CTA */
.cta-panel{
  position:relative;padding:44px;border-radius:var(--r-panel);
  background:linear-gradient(135deg,rgba(18,209,163,.10),rgba(255,255,255,.03) 45%,rgba(255,122,47,.06));
  border:1px solid var(--line-glow);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.08),var(--sh-card);
  clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px);
  display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;
}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);line-height:1.32;font-weight:600}
.cta-panel p{font-size:14px;color:var(--text-2);margin-top:12px}
.cta-form{display:flex;gap:12px}
.cta-form input{
  flex:1;min-width:0;height:48px;padding:0 16px;border-radius:var(--r-btn);
  background:rgba(255,255,255,.04);border:1px solid var(--line);color:var(--text);
  transition:border-color .25s ease,box-shadow .25s ease;
}
.cta-form input::placeholder{color:var(--text-3)}
.cta-form input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 4px rgba(18,209,163,.16),0 0 24px rgba(18,209,163,.24)}
.cta-tip{margin-top:12px;font-size:13px;color:var(--text-3)}
.cta-tip.is-ok{color:var(--primary)}
.cta-foot{grid-column:1 / -1;padding-top:22px;border-top:1px solid var(--line);font-size:12.5px;color:var(--text-3)}

/* 页脚 */
.site-footer{
  margin-top:var(--sec);background:#060A0E;position:relative;
  border-top:1px solid transparent;
  background-image:linear-gradient(#060A0E,#060A0E),linear-gradient(90deg,rgba(18,209,163,0),rgba(18,209,163,.55),rgba(255,122,47,.35),rgba(18,209,163,0));
  background-origin:border-box;background-clip:padding-box,border-box;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding:64px 0 40px}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand strong{font-size:15.5px;font-weight:700;letter-spacing:.3px}
.footer-desc{font-size:13.5px;color:var(--text-3);line-height:1.9;max-width:340px}
.footer-col h4{font-size:13.5px;font-weight:600;color:var(--text);margin-bottom:14px;letter-spacing:.4px}
.footer-col a{display:block;font-size:14px;color:var(--text-2);line-height:34px;position:relative;transition:color .2s ease,transform .2s ease}
.footer-col a::after{content:"";position:absolute;left:0;bottom:6px;height:1px;width:0;background:var(--primary);transition:width .25s ease}
.footer-col a:hover{color:var(--primary);transform:translateX(2px)}
.footer-col a:hover::after{width:100%}
.footer-col p{font-size:13.5px;color:var(--text-2);line-height:1.9;margin-bottom:8px}
.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);
}
.to-top{
  position:fixed;right:24px;bottom:24px;width:46px;height:46px;border-radius:14px;
  border:1px solid var(--line-glow);background:rgba(12,20,27,.85);color:var(--primary);
  cursor:pointer;display:grid;place-items:center;font-size:14px;z-index:70;
  backdrop-filter:blur(12px);transition:.25s ease;opacity:0;visibility:hidden;
}
.to-top.is-show{opacity:1;visibility:visible}
.to-top:hover{transform:translateY(-3px);box-shadow:0 0 24px rgba(18,209,163,.35)}

/* 响应式 */
@media (max-width:1180px){
  .entry-layout{grid-template-columns:230px minmax(0,1fr);gap:24px}
  .entry-row{grid-template-columns:52px 180px minmax(0,1fr);gap:18px}
}
@media (max-width:1024px){
  .main-nav{display:none}
  .mega{display:none}
  .nav-toggle{display:block}
  .entry-layout{grid-template-columns:1fr}
  .anchor-card{position:static}
  .anchor-list{flex-direction:row;flex-wrap:wrap;gap:8px}
  .anchor-list a{border-left:none;border:1px solid var(--line);border-radius:999px}
  .prepare-strip{grid-template-columns:1fr}
  .prepare-item{border-right:none;border-bottom:1px solid var(--line)}
  .prepare-item:last-child{border-bottom:none}
  .cross-links{grid-template-columns:repeat(2,1fr)}
  .cta-panel{grid-template-columns:1fr;padding:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;padding:52px 0 32px}
  :root{--sec:72px}
}
@media (max-width:768px){
  .container{padding:0 20px}
  .entry-row{grid-template-columns:1fr;gap:16px;padding:18px}
  .entry-thumb{order:-1}
  .entry-num{font-size:22px}
  .hero-stats{gap:18px}
  .hero-stat{border-right:none;margin-right:0;padding:12px 0 0}
  .cross-links{grid-template-columns:1fr}
  .page-hero{padding:72px 0 60px;min-height:auto}
  :root{--sec:56px}
}
@media (max-width:520px){
  .container{padding:0 18px}
  .logo-text{font-size:13.5px}
  .page-hero h1{font-size:26px}
  .section-head h2{font-size:21px}
  .entry-head h3{font-size:16.5px}
  .cta-form{flex-direction:column}
  .cta-form .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;gap:8px}
  .btn{height:46px;padding:0 18px;font-size:14.5px}
  .to-top{right:16px;bottom:16px}
}

/* roulang page: article */
:root{
  --bg:#070C11;
  --bg-2:#0B141B;
  --panel:#0F1B24;
  --primary:#12D1A3;
  --primary-deep:#0B9E7C;
  --accent:#FF7A2F;
  --text:#EAF2F6;
  --text-2:#A8BBC7;
  --text-3:#6C8291;
  --line:rgba(255,255,255,0.08);
  --line-glow:rgba(18,209,163,0.28);
  --glass:rgba(255,255,255,0.045);
  --radius-card:16px;
  --radius-panel:20px;
  --radius-btn:12px;
  --radius-img:14px;
  --shadow-card:0 8px 28px rgba(0,0,0,0.35);
  --shadow-hover:0 16px 44px rgba(0,0,0,0.45);
  --shadow-glow:0 0 0 1px rgba(18,209,163,0.5), 0 10px 32px rgba(18,209,163,0.28);
  --section-gap:100px;
}
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  font-size:16px;
  line-height:1.9;
  font-weight:400;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(760px 420px at 12% -6%, rgba(18,209,163,0.14), transparent 62%),
    radial-gradient(620px 380px at 92% 4%, rgba(255,122,47,0.08), transparent 60%),
    linear-gradient(180deg,#070C11 0%,#080F15 52%,#070C11 100%);
  z-index:-1;
  pointer-events:none;
}
img{max-width:100%;display:block;border-radius:var(--radius-img);}
a{color:inherit;text-decoration:none;}
button,input{font:inherit;color:inherit;}
h1,h2,h3,h4,p{margin:0;}
ul,ol{margin:0;padding:0;}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:4px;}
.container{width:100%;max-width:1240px;margin:0 auto;padding:0 32px;}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum";}

/* ============ 导航 ============ */
.site-header{
  position:sticky;
  top:0;
  z-index:90;
  background:rgba(9,16,22,0.72);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:height .28s ease,background .28s ease,border-color .28s ease;
}
.site-header::after{
  content:"";
  position:absolute;
  left:0;right:0;bottom:-1px;height:1px;
  background:linear-gradient(90deg,transparent,rgba(18,209,163,0.55),transparent);
  opacity:.5;
}
.site-header.is-scrolled{background:rgba(7,12,17,0.92);border-bottom-color:rgba(18,209,163,0.22);}
.nav-inner{
  display:flex;
  align-items:center;
  gap:26px;
  min-height:72px;
  transition:min-height .28s ease;
}
.site-header.is-scrolled .nav-inner{min-height:60px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:28px;height:28px;flex-shrink:0;position:relative;
  background:linear-gradient(135deg,rgba(18,209,163,0.35),rgba(255,255,255,0.06));
  border:1px solid var(--line-glow);
  border-radius:9px 3px 9px 3px;
  box-shadow:0 0 18px rgba(18,209,163,0.28);
}
.logo-mark::after{
  content:"";position:absolute;right:4px;top:4px;width:6px;height:6px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 10px var(--primary);
}
.logo-text{
  font-size:17px;font-weight:600;letter-spacing:.4px;white-space:nowrap;
  background:linear-gradient(92deg,#EAF2F6 20%,#12D1A3 130%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.main-nav{display:flex;align-items:center;gap:26px;margin-left:8px;}
.main-nav a{
  position:relative;
  font-size:14.5px;
  color:var(--text-2);
  padding:8px 2px;
  transition:color .22s ease;
  white-space:nowrap;
}
.main-nav a::after{
  content:"";
  position:absolute;left:0;bottom:0;height:2px;width:0;
  background:var(--primary);border-radius:2px;
  box-shadow:0 0 12px rgba(18,209,163,0.7);
  transition:width .24s ease;
}
.main-nav a:hover{color:var(--text);}
.main-nav a:hover::after{width:100%;}
.main-nav a.is-active{color:var(--primary);}
.main-nav a.is-active::after{width:100%;}
.nav-actions{display:flex;align-items:center;gap:14px;margin-left:auto;}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:46px;padding:0 22px;
  border-radius:var(--radius-btn);
  font-size:14.5px;font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(180deg,#17E0AE,#0B9E7C);
  color:#04140F;
  box-shadow:var(--shadow-glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(18,209,163,0.6),0 14px 44px rgba(18,209,163,0.4);}
.btn-primary:active{transform:scale(.98);}
.btn-ghost{
  background:rgba(255,255,255,0.03);
  border-color:var(--line-glow);
  color:var(--primary);
}
.btn-ghost:hover{background:rgba(18,209,163,0.12);transform:translateY(-2px);}
.btn-ghost:active{transform:scale(.98);}
.btn-sm{height:40px;padding:0 18px;font-size:14px;}
.btn-block{width:100%;}

.mega{position:relative;}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;
  height:40px;padding:0 16px;
  background:rgba(255,255,255,0.04);
  border:1px solid var(--line);
  border-radius:var(--radius-btn);
  font-size:14px;color:var(--text-2);cursor:pointer;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.mega-trigger:hover{color:var(--text);border-color:var(--line-glow);background:rgba(18,209,163,0.08);}
.caret{font-size:11px;transition:transform .24s ease;}
.mega:hover .caret,.mega.is-open .caret{transform:rotate(180deg);}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);
  width:660px;
  display:grid;grid-template-columns:1fr 1.15fr 0.95fr;gap:22px;
  padding:24px;
  background:rgba(11,20,27,0.94);
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  border:1px solid var(--line);
  border-radius:var(--radius-panel);
  box-shadow:var(--shadow-hover);
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel,.mega.is-open .mega-panel{opacity:1;visibility:visible;transform:translateY(0);}
.mega-col h4{font-size:13px;color:var(--text-3);font-weight:600;letter-spacing:1px;margin-bottom:12px;}
.mega-col a{
  display:block;font-size:14px;color:var(--text-2);padding:7px 0;
  border-bottom:1px dashed rgba(255,255,255,0.06);
  transition:color .2s ease,transform .2s ease;
}
.mega-col a:last-child{border-bottom:0;}
.mega-col a:hover{color:var(--primary);transform:translateX(3px);}
.mega-meta{display:block;font-size:12px;color:var(--text-3);margin-top:2px;}
.mega-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0;}
.mega-card-body{padding:14px;}
.mega-card-body p{font-size:13px;color:var(--text-2);line-height:1.7;margin-bottom:12px;}

.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;
  background:rgba(255,255,255,0.04);border:1px solid var(--line);cursor:pointer;
  position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;width:18px;height:2px;background:var(--text);border-radius:2px;
  transform:translateX(-50%);transition:transform .24s ease,opacity .24s ease;
}
.nav-toggle span{top:50%;margin-top:-1px;}
.nav-toggle span::before{content:"";left:0;transform:none;top:-6px;}
.nav-toggle span::after{content:"";left:0;transform:none;top:6px;}
.nav-toggle.is-open span{background:transparent;}
.nav-toggle.is-open span::before{transform:rotate(45deg);top:0;}
.nav-toggle.is-open span::after{transform:rotate(-45deg);top:0;}

/* ============ 面包屑 ============ */
.crumb-bar{padding:26px 0 0;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--text-3);}
.breadcrumb a{color:var(--text-3);transition:color .2s ease;}
.breadcrumb a:hover{color:var(--primary);}
.breadcrumb .sep{color:rgba(255,255,255,0.16);}
.breadcrumb .current{color:var(--text-2);max-width:min(560px,70vw);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}

/* ============ 文章布局 ============ */
.article-wrap{padding:26px 0 var(--section-gap);}
.article-layout{display:grid;grid-template-columns:minmax(0,760px) 300px;gap:56px;align-items:start;}
.article-main{min-width:0;}

.article-head{padding-bottom:22px;border-bottom:1px solid var(--line);}
.article-cat{
  display:inline-flex;align-items:center;gap:8px;
  padding:5px 14px;border-radius:999px;font-size:12.5px;
  color:var(--primary);border:1px solid var(--line-glow);background:rgba(18,209,163,0.07);
  margin-bottom:16px;
}
.article-cat::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--primary);box-shadow:0 0 10px var(--primary);}
.article-head h1{
  font-size:clamp(26px,3.6vw,40px);
  line-height:1.28;
  font-weight:700;
  letter-spacing:.4px;
  margin-bottom:14px;
}
.article-lead{font-size:15px;color:var(--text-2);line-height:1.85;max-width:700px;}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:18px;margin-top:18px;font-size:13px;color:var(--text-3);}
.article-meta .dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,0.2);}
.head-line{height:1px;margin-top:24px;background:linear-gradient(90deg,rgba(18,209,163,0.55),rgba(255,255,255,0.04) 60%,transparent);}

/* ============ 正文排版 ============ */
.article-body{padding-top:34px;font-size:16px;line-height:1.95;color:#DCE7EE;max-width:760px;}
.article-body > * + *{margin-top:18px;}
.article-body p{margin:0;color:#D8E4EB;}
.article-body h2{
  position:relative;
  font-size:clamp(20px,2.4vw,27px);
  line-height:1.4;font-weight:600;color:var(--text);
  margin:40px 0 6px;padding-left:16px;
}
.article-body h2::before{
  content:"";position:absolute;left:0;top:.28em;bottom:.28em;width:3px;border-radius:3px;
  background:linear-gradient(180deg,var(--primary),rgba(18,209,163,0.25));
  box-shadow:0 0 14px rgba(18,209,163,0.7);
}
.article-body h3{font-size:18px;font-weight:600;color:var(--text);margin:30px 0 4px;}
.article-body h4{font-size:16px;font-weight:600;color:var(--text-2);margin:22px 0 2px;}
.article-body a{color:var(--primary);border-bottom:1px solid rgba(18,209,163,0.35);transition:border-color .2s ease,color .2s ease;}
.article-body a:hover{border-bottom-color:var(--primary);}
.article-body strong{color:#fff;font-weight:600;}
.article-body ul{padding-left:0;list-style:none;}
.article-body ul li{position:relative;padding-left:22px;margin-top:10px;color:#D8E4EB;}
.article-body ul li::before{
  content:"";position:absolute;left:2px;top:.72em;width:7px;height:7px;border-radius:2px;
  background:var(--primary);box-shadow:0 0 10px rgba(18,209,163,0.6);
}
.article-body ol{counter-reset:olist;list-style:none;padding-left:0;}
.article-body ol li{position:relative;counter-increment:olist;padding-left:38px;margin-top:12px;color:#D8E4EB;}
.article-body ol li::before{
  content:counter(olist,decimal-leading-zero);
  position:absolute;left:0;top:.25em;
  width:24px;height:24px;border-radius:8px;
  display:flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:600;color:var(--primary);
  background:rgba(18,209,163,0.1);border:1px solid var(--line-glow);
}
.article-body blockquote{
  margin:26px 0;padding:20px 22px;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  border-left:3px solid var(--accent);
  border-radius:14px;
  color:var(--text-2);
  box-shadow:inset 0 1px 0 rgba(255,255,255,0.06);
}
.article-body blockquote p{color:var(--text-2);}
.article-body img{width:100%;border-radius:var(--radius-img);margin:26px 0 8px;}
.article-body figure{margin:26px 0;}
.article-body figcaption,.article-body .caption{
  text-align:center;font-size:12.5px;color:var(--text-3);margin-top:8px;
}
.article-body table{
  width:100%;border-collapse:separate;border-spacing:0;
  margin:26px 0;font-size:14.5px;
  background:rgba(255,255,255,0.02);
  border:1px solid var(--line);border-radius:14px;overflow:hidden;
}
.article-body th{
  text-align:left;font-weight:600;color:var(--text);
  padding:13px 16px;background:rgba(18,209,163,0.07);
  border-bottom:1px solid var(--line);font-size:13.5px;letter-spacing:.4px;
}
.article-body td{padding:13px 16px;color:var(--text-2);border-bottom:1px solid rgba(255,255,255,0.05);}
.article-body tr:last-child td{border-bottom:0;}
.article-body code{
  font-family:"SFMono-Regular",Consolas,monospace;font-size:13.5px;
  background:rgba(18,209,163,0.1);color:var(--primary);
  padding:2px 7px;border-radius:6px;
}
.article-body pre{
  background:rgba(0,0,0,0.34);border:1px solid var(--line);border-radius:14px;
  padding:18px;overflow-x:auto;line-height:1.7;
}
.article-body pre code{background:none;color:var(--text-2);padding:0;}
.article-body hr{border:0;height:1px;margin:34px 0;background:linear-gradient(90deg,transparent,rgba(255,255,255,0.16),transparent);}

/* ============ 空态 ============ */
.empty-state{
  margin-top:34px;padding:54px 28px;text-align:center;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);border-radius:var(--radius-panel);
  box-shadow:var(--shadow-card);
}
.empty-state .glyph{
  width:56px;height:56px;margin:0 auto 18px;border-radius:18px 6px 18px 6px;
  background:linear-gradient(135deg,rgba(18,209,163,0.24),rgba(255,255,255,0.04));
  border:1px solid var(--line-glow);position:relative;
}
.empty-state .glyph::after{
  content:"";position:absolute;inset:16px;border:2px solid rgba(18,209,163,0.55);border-radius:6px;
}
.empty-state h2{font-size:20px;font-weight:600;margin-bottom:10px;}
.empty-state p{color:var(--text-2);font-size:14.5px;margin-bottom:20px;}

/* ============ 侧栏 ============ */
.article-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px;}
.side-card{
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  padding:20px;
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,0.06);
}
.side-card h3{
  font-size:13px;letter-spacing:1.4px;color:var(--text-3);font-weight:600;margin-bottom:14px;
  display:flex;align-items:center;gap:8px;
}
.side-card h3::before{content:"";width:3px;height:12px;border-radius:2px;background:var(--primary);box-shadow:0 0 10px rgba(18,209,163,0.7);}
.toc-list{display:flex;flex-direction:column;gap:2px;max-height:260px;overflow:auto;}
.toc-list a{
  font-size:13.5px;color:var(--text-2);padding:6px 8px;border-radius:8px;
  border-left:2px solid transparent;transition:color .2s ease,background .2s ease,border-color .2s ease;
  display:block;line-height:1.6;
}
.toc-list a:hover{color:var(--primary);background:rgba(18,209,163,0.07);border-left-color:var(--primary);}
.toc-empty{font-size:13px;color:var(--text-3);line-height:1.7;}
.hot-item{
  display:flex;gap:12px;padding:10px 0;border-bottom:1px dashed rgba(255,255,255,0.07);
  transition:transform .2s ease;
}
.hot-item:last-child{border-bottom:0;}
.hot-item:hover{transform:translateX(3px);}
.hot-index{
  font-size:13px;font-weight:700;color:var(--accent);font-variant-numeric:tabular-nums;
  min-width:22px;padding-top:2px;
}
.hot-item span.txt{font-size:13.5px;color:var(--text-2);line-height:1.65;}
.hot-item:hover span.txt{color:var(--primary);}
.side-links{display:flex;flex-direction:column;gap:10px;}
.side-links a{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13.5px;color:var(--text-2);
  padding:11px 13px;border-radius:11px;
  background:rgba(255,255,255,0.03);border:1px solid var(--line);
  transition:color .2s ease,border-color .2s ease,background .2s ease,transform .2s ease;
}
.side-links a:hover{color:var(--primary);border-color:var(--line-glow);background:rgba(18,209,163,0.08);transform:translateY(-2px);}
.side-links a i{font-style:normal;color:var(--text-3);}

/* ============ 相关推荐 ============ */
.section{padding:var(--section-gap) 0 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:28px;}
.section-head h2{font-size:clamp(20px,2.6vw,30px);font-weight:600;line-height:1.3;}
.section-head p{font-size:14px;color:var(--text-2);margin-top:8px;}
.link-more{font-size:14px;color:var(--primary);display:inline-flex;align-items:center;gap:6px;transition:gap .2s ease;}
.link-more:hover{gap:10px;}

.rec-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;}
.card{
  display:flex;flex-direction:column;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  border-radius:var(--radius-card);
  overflow:hidden;
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,0.06);
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-glow);box-shadow:var(--shadow-hover);}
.thumb{position:relative;aspect-ratio:16/9;background:linear-gradient(140deg,rgba(18,209,163,0.14),rgba(255,255,255,0.03));overflow:hidden;}
.thumb img{width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .5s ease;}
.thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,12,17,0) 40%,rgba(7,12,17,0.85));}
.card:hover .thumb img{transform:scale(1.04);}
.card-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.badge{
  align-self:flex-start;
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12px;
  color:var(--primary);border:1px solid var(--line-glow);background:rgba(18,209,163,0.07);
}
.card-body h3{font-size:16.5px;font-weight:600;line-height:1.55;color:var(--text);transition:color .24s ease;}
.card:hover .card-body h3{color:var(--primary);}
.card-body p{font-size:13.5px;color:var(--text-2);line-height:1.75;}
.card-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-3);}
.card-foot .arrow{color:var(--primary);transition:transform .24s ease;}
.card:hover .card-foot .arrow{transform:translateX(4px);}

/* ============ 上下页 ============ */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:44px;}
.pager-link{
  display:flex;flex-direction:column;gap:8px;
  padding:18px 20px;border-radius:var(--radius-card);
  background:var(--glass);border:1px solid var(--line);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,0.06);
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.pager-link:hover{transform:translateY(-3px);border-color:var(--line-glow);box-shadow:var(--shadow-hover);}
.pager-link .tag{font-size:12.5px;color:var(--text-3);letter-spacing:1px;}
.pager-link .title{font-size:15px;font-weight:600;color:var(--text);line-height:1.6;}
.pager-link:hover .title{color:var(--primary);}
.pager-link.align-right{text-align:right;align-items:flex-end;}
.back-wrap{display:flex;justify-content:center;margin-top:26px;}

/* ============ 底部 CTA ============ */
.cta-panel{
  position:relative;
  margin-top:var(--section-gap);
  padding:44px 46px;
  border-radius:22px 20px 22px 20px;
  background:linear-gradient(120deg,rgba(18,209,163,0.16),rgba(255,255,255,0.035) 46%,rgba(255,122,47,0.09));
  backdrop-filter:blur(20px) saturate(140%);
  -webkit-backdrop-filter:blur(20px) saturate(140%);
  border:1px solid var(--line);
  box-shadow:var(--shadow-card);
  display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
}
.cta-panel::before{
  content:"";position:absolute;left:0;top:0;width:120px;height:2px;
  background:linear-gradient(90deg,var(--primary),transparent);border-radius:2px;
}
.cta-panel h2{font-size:clamp(20px,2.6vw,30px);font-weight:600;line-height:1.35;margin-bottom:10px;}
.cta-panel p{font-size:14.5px;color:var(--text-2);max-width:600px;}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;}

/* ============ 页脚 ============ */
.site-footer{
  margin-top:var(--section-gap);
  background:#060A0E;
  border-top:1px solid var(--line);
  position:relative;
}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(18,209,163,0.5),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:38px;padding:60px 0 42px;}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px;}
.footer-brand strong{font-size:16px;font-weight:600;letter-spacing:.3px;}
.footer-desc{font-size:13.5px;color:var(--text-3);line-height:1.9;max-width:330px;}
.footer-col h4{font-size:13px;color:var(--text-3);letter-spacing:1.2px;font-weight:600;margin-bottom:16px;}
.footer-col a{display:block;font-size:14px;color:var(--text-2);line-height:34px;position:relative;transition:color .2s ease,transform .2s ease;width:fit-content;}
.footer-col a::after{content:"";position:absolute;left:0;bottom:5px;height:1px;width:0;background:var(--primary);transition:width .24s ease;}
.footer-col a:hover{color:var(--primary);transform:translateX(2px);}
.footer-col a:hover::after{width:100%;}
.footer-col p{font-size:13.5px;color:var(--text-3);line-height:1.9;margin-bottom:8px;}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 30px;border-top:1px solid rgba(255,255,255,0.05);
  font-size:13px;color:var(--text-3);
}

/* ============ 响应式 ============ */
@media (max-width:1200px){
  :root{--section-gap:76px;}
  .article-layout{grid-template-columns:minmax(0,1fr);}
  .article-side{position:static;margin-top:44px;flex-direction:row;flex-wrap:wrap;}
  .side-card{flex:1 1 300px;}
}
@media (max-width:1024px){
  .container{padding:0 24px;}
  .nav-inner{gap:16px;}
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:min(320px,84vw);
    flex-direction:column;align-items:flex-start;gap:0;
    padding:96px 24px 32px;
    background:rgba(9,16,22,0.97);
    backdrop-filter:blur(22px) saturate(140%);
    -webkit-backdrop-filter:blur(22px) saturate(140%);
    border-left:1px solid var(--line);
    transform:translateX(102%);
    transition:transform .3s ease;
    z-index:95;margin-left:0;
    overflow-y:auto;
  }
  .main-nav.is-open{transform:translateX(0);}
  .main-nav a{width:100%;font-size:15px;padding:15px 0;border-bottom:1px solid rgba(255,255,255,0.06);}
  .main-nav a::after{display:none;}
  .main-nav a.is-active{color:var(--primary);}
  .nav-toggle{display:block;}
  .mega{display:none;}
  .rec-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;}
}
@media (max-width:768px){
  .section-head{flex-direction:column;align-items:flex-start;}
  .rec-grid{grid-template-columns:1fr;}
  .pager{grid-template-columns:1fr;}
  .pager-link.align-right{text-align:left;align-items:flex-start;}
  .cta-panel{padding:32px 24px;}
  .article-side{flex-direction:column;}
}
@media (max-width:640px){
  :root{--section-gap:56px;}
  .container{padding:0 18px;}
  .logo-text{font-size:15px;}
  .article-body{font-size:15.5px;line-height:1.9;}
  .article-body h2{margin-top:34px;padding-left:14px;}
  .footer-grid{grid-template-columns:1fr;padding:44px 0 30px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .btn{height:44px;padding:0 18px;font-size:14px;}
}

/* roulang page: category2 */
:root{
  --bg:#070C11;
  --bg-2:#0B141B;
  --panel:#0F1B24;
  --primary:#12D1A3;
  --primary-deep:#0B9E7C;
  --orange:#FF7A2F;
  --text:#EAF2F6;
  --text-2:#A8BBC7;
  --text-3:#6C8291;
  --line:rgba(255,255,255,.08);
  --line-soft:rgba(255,255,255,.05);
  --line-glow:rgba(18,209,163,.28);
  --glass:rgba(255,255,255,.045);
  --r-card:16px;
  --r-panel:20px;
  --r-btn:12px;
  --r-img:14px;
  --sh-1:0 8px 28px rgba(0,0,0,.35);
  --sh-2:0 16px 44px rgba(0,0,0,.45);
  --sh-glow:0 0 0 1px rgba(18,209,163,.5),0 10px 32px rgba(18,209,163,.28);
  --font-cn:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-cn);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 88% -12%,rgba(18,209,163,.10),transparent 62%),
    radial-gradient(760px 460px at -6% 8%,rgba(255,122,47,.06),transparent 60%);
  pointer-events:none;
  z-index:0;
}
img{max-width:100%;display:block;border-radius:var(--r-img)}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{max-width:1240px;margin:0 auto;padding:0 32px;width:100%}
.glass{
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--line);
  box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.num{font-variant-numeric:tabular-nums;font-feature-settings:"tnum"}

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 22px;border-radius:var(--r-btn);
  font-size:15px;font-weight:600;letter-spacing:.01em;
  transition:transform .2s ease,box-shadow .25s ease,background .2s ease,color .2s ease,border-color .2s ease;
  white-space:nowrap;
}
.btn-sm{height:38px;padding:0 16px;font-size:14px;border-radius:10px}
.btn-block{width:100%}
.btn-primary{background:linear-gradient(180deg,var(--primary),var(--primary-deep));color:#04140F;box-shadow:var(--sh-glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(18,209,163,.62),0 16px 44px rgba(18,209,163,.42)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{background:var(--glass);border:1px solid var(--line-glow);color:var(--primary)}
.btn-ghost:hover{background:rgba(18,209,163,.12);transform:translateY(-2px)}
.btn-text{color:var(--primary);font-size:14px;display:inline-flex;align-items:center;gap:6px;transition:gap .2s ease,color .2s ease}
.btn-text:hover{gap:10px;color:#5CE9C6}

/* ---------- 徽章 / 标签 ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 12px;border-radius:999px;font-size:12.5px;line-height:1.7;
  border:1px solid var(--line-glow);background:rgba(18,209,163,.08);color:var(--primary);
}
.badge-orange{border-color:rgba(255,122,47,.32);background:rgba(255,122,47,.1);color:#FFB183}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.06em;color:var(--text-3);margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--primary)}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(7,12,17,.72);
  backdrop-filter:blur(16px) saturate(140%);
  -webkit-backdrop-filter:blur(16px) saturate(140%);
  border-bottom:1px solid var(--line);
  transition:background .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  background:rgba(6,10,14,.93);
  box-shadow:0 1px 0 rgba(18,209,163,.32),0 12px 32px rgba(0,0,0,.45);
}
.nav-inner{display:flex;align-items:center;gap:20px;height:72px;transition:height .25s ease}
.site-header.is-scrolled .nav-inner{height:60px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;letter-spacing:.01em;flex:none}
.logo-mark{
  position:relative;flex:none;width:24px;height:24px;
  background:linear-gradient(160deg,rgba(18,209,163,.32),rgba(255,255,255,.05));
  border:1px solid rgba(18,209,163,.55);
  clip-path:polygon(7px 0,100% 0,100% calc(100% - 7px),calc(100% - 7px) 100%,0 100%,0 7px);
}
.logo-mark::after{
  content:"";position:absolute;right:4px;top:4px;width:6px;height:6px;border-radius:50%;
  background:var(--primary);box-shadow:0 0 10px var(--primary);
}
.logo-text{white-space:nowrap}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.main-nav a{
  position:relative;padding:9px 13px;font-size:14.5px;color:var(--text-2);
  border-radius:8px;transition:color .2s ease;white-space:nowrap;
}
.main-nav a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;
  background:var(--primary);transform:scaleX(0);transform-origin:left;
  transition:transform .25s ease;border-radius:2px;
}
.main-nav a:hover{color:var(--text)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--primary)}
.main-nav a.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px;flex:none}
.mega{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:7px;padding:8px 14px;border-radius:999px;
  border:1px solid var(--line);background:var(--glass);color:var(--text-2);font-size:14px;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.mega-trigger:hover,.mega.is-open .mega-trigger{color:var(--text);border-color:var(--line-glow);background:rgba(18,209,163,.08)}
.caret{font-size:11px;line-height:1}
.mega-panel{
  position:absolute;right:0;top:calc(100% + 14px);width:660px;
  display:grid;grid-template-columns:1fr 1fr 220px;gap:22px;padding:22px;
  border-radius:18px;background:rgba(11,20,27,.97);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  border:1px solid var(--line);box-shadow:var(--sh-2);
  opacity:0;visibility:hidden;transform:translateY(6px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;z-index:90;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel,.mega.is-open .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-col h4{font-size:12.5px;letter-spacing:.1em;color:var(--text-3);margin-bottom:10px;font-weight:500}
.mega-col a{
  display:flex;justify-content:space-between;align-items:center;gap:10px;
  font-size:14px;color:var(--text-2);padding:8px 0;transition:color .2s ease,transform .2s ease;
}
.mega-col a:hover{color:var(--primary);transform:translateX(2px)}
.mega-meta{font-size:12px;color:var(--text-3);white-space:nowrap}
.mega-card{border-radius:14px;overflow:hidden;background:var(--glass);border:1px solid var(--line)}
.mega-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0}
.mega-card-body{padding:12px}
.mega-card-body p{font-size:13px;color:var(--text-2);line-height:1.75;margin-bottom:10px}
.nav-toggle{display:none;position:relative;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:var(--glass)}
.nav-toggle span{position:absolute;left:12px;right:12px;top:50%;height:2px;background:var(--text);transform:translateY(-50%);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;right:0;height:2px;background:var(--text);border-radius:2px}
.nav-toggle span::before{top:-6px}
.nav-toggle span::after{top:6px}

/* ---------- 分类页头：左竖排标题 + 右三组说明 ---------- */
.cat-head{
  position:relative;overflow:hidden;
  padding:76px 0 60px;
  background:
    radial-gradient(900px 420px at 88% -14%,rgba(18,209,163,.16),transparent 64%),
    radial-gradient(680px 360px at 2% 112%,rgba(255,122,47,.10),transparent 62%),
    var(--bg-2);
  border-bottom:1px solid var(--line);
}
.cat-head::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.3;
  background-image:linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);
  background-size:132px 100%;
}
.cat-head-inner{position:relative;z-index:1;display:grid;grid-template-columns:56px minmax(0,1fr) 372px;gap:40px;align-items:start}
.cat-head-side{display:flex;justify-content:center;height:100%}
.v-label{
  writing-mode:vertical-rl;letter-spacing:.34em;font-size:13px;color:var(--text-3);
  padding:6px 0;border-left:1px solid rgba(18,209,163,.32);padding-left:12px;
}
.cat-head-main .cat-title{font-size:clamp(28px,4.4vw,46px);line-height:1.24;font-weight:700;letter-spacing:-.01em}
.cat-lead{font-size:15px;line-height:1.85;color:var(--text-2);max-width:620px;margin-top:16px}
.cat-head-facts{display:grid;gap:18px;padding-top:6px}
.fact{padding-left:16px;border-left:2px solid rgba(18,209,163,.35)}
.fact h3{font-size:15px;font-weight:600;margin-bottom:4px}
.fact p{font-size:13.5px;line-height:1.8;color:var(--text-3)}

/* ---------- 通用板块 ---------- */
.section{padding:96px 0;position:relative;z-index:1}
.section-tight{padding:72px 0}
.section-head{max-width:720px;margin-bottom:44px}
.section-head h2{font-size:clamp(22px,2.8vw,32px);line-height:1.3;font-weight:600;letter-spacing:-.005em}
.section-sub{margin-top:14px;font-size:15px;line-height:1.85;color:var(--text-2)}
.divider{height:1px;background:linear-gradient(90deg,rgba(18,209,163,.5),rgba(255,255,255,.04) 60%,transparent)}

/* ---------- 时间轴轨道 ---------- */
.timeline{position:relative;display:grid;gap:22px}
.timeline::before{
  content:"";position:absolute;left:9px;top:10px;bottom:10px;width:2px;border-radius:2px;
  background:linear-gradient(180deg,rgba(18,209,163,.72),rgba(18,209,163,.05));
}
.tl-item{position:relative;padding-left:46px}
.tl-node{
  position:absolute;left:2px;top:28px;width:16px;height:16px;border-radius:50%;
  background:var(--bg);border:2px solid var(--primary);
  box-shadow:0 0 16px rgba(18,209,163,.65);
}
.tl-body{
  border-radius:var(--r-card);padding:24px 26px;
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.tl-body:hover{border-color:var(--line-glow);transform:translateX(4px);box-shadow:var(--sh-1)}
.tl-index{font-size:12.5px;letter-spacing:.18em;color:var(--orange);font-weight:600}
.tl-body h3{font-size:19px;font-weight:600;margin:8px 0 10px}
.tl-body p{font-size:15px;line-height:1.9;color:var(--text-2)}
.tl-points{margin-top:14px;display:grid;gap:8px}
.tl-points li{position:relative;padding-left:18px;font-size:14.5px;line-height:1.85;color:var(--text-2)}
.tl-points li::before{
  content:"";position:absolute;left:0;top:.74em;width:6px;height:6px;border-radius:1px;
  background:var(--primary);box-shadow:0 0 8px rgba(18,209,163,.6);
}

/* ---------- 模块清单：左图右行卡 ---------- */
.module-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:36px;align-items:center}
.module-figure{position:relative;border-radius:var(--r-card);overflow:hidden;border:1px solid var(--line);background:var(--panel)}
.module-figure img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0}
.module-figure figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;font-size:13px;color:var(--text-2);
  background:linear-gradient(180deg,rgba(7,12,17,0),rgba(7,12,17,.9));
}
.module-list{display:grid;gap:14px}
.row-card{
  display:grid;grid-template-columns:44px minmax(0,1fr);gap:16px;align-items:start;
  padding:18px 20px;border-radius:14px;background:var(--glass);border:1px solid var(--line);
  transition:border-color .25s ease,transform .25s ease,background .25s ease;
}
.row-card:hover{border-color:var(--line-glow);transform:translateX(4px);background:rgba(18,209,163,.05)}
.row-num{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-size:14px;font-weight:700;color:var(--primary);background:rgba(18,209,163,.09);
  border:1px solid var(--line-glow);
}
.row-card h3{font-size:16.5px;font-weight:600;margin-bottom:4px}
.row-card p{font-size:14px;line-height:1.8;color:var(--text-2)}

/* ---------- 玻璃表格 ---------- */
.table-wrap{
  border-radius:var(--r-card);border:1px solid var(--line);background:var(--glass);
  overflow:hidden;box-shadow:inset 0 1px 0 rgba(255,255,255,.06);
}
.table-scroll{overflow-x:auto}
.glass-table{width:100%;border-collapse:collapse;min-width:640px}
.glass-table th{
  text-align:left;font-size:12.5px;letter-spacing:.08em;color:var(--text-3);font-weight:500;
  padding:14px 20px;border-bottom:1px solid var(--line);background:rgba(255,255,255,.02);
}
.glass-table td{
  padding:16px 20px;font-size:14.5px;color:var(--text-2);border-bottom:1px solid var(--line-soft);
  transition:background .2s ease,color .2s ease;
}
.glass-table tbody tr:last-child td{border-bottom:0}
.glass-table tbody tr:hover td{background:rgba(255,255,255,.03);color:var(--text)}

/* ---------- 互链横条 ---------- */
.link-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.link-chip{
  display:flex;flex-direction:column;gap:6px;padding:20px 22px;border-radius:14px;
  background:var(--glass);border:1px solid var(--line);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.link-chip:hover{border-color:var(--line-glow);transform:translateY(-4px);box-shadow:var(--sh-1)}
.link-chip span{font-size:12.5px;color:var(--text-3);letter-spacing:.06em}
.link-chip strong{font-size:16px;font-weight:600;color:var(--text)}
.link-chip em{font-style:normal;font-size:13.5px;color:var(--text-2);line-height:1.8}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px}
.faq-item{
  border:1px solid var(--line);background:var(--glass);border-radius:14px;
  margin-bottom:12px;overflow:hidden;transition:border-color .25s ease,background .25s ease;
}
.faq-item:hover{border-color:rgba(18,209,163,.22)}
.faq-item.is-open{border-color:var(--line-glow);background:rgba(18,209,163,.05)}
.faq-q{
  width:100%;min-height:64px;display:flex;align-items:center;justify-content:space-between;gap:18px;
  padding:18px 22px;text-align:left;font-size:16px;font-weight:600;line-height:1.6;
}
.faq-arrow{flex:none;color:var(--primary);font-size:12px;transition:transform .25s ease}
.faq-item.is-open .faq-arrow{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-item.is-open .faq-a{max-height:360px}
.faq-a-inner{
  margin:0 22px 20px;padding-left:16px;border-left:2px solid var(--primary);
  font-size:14.5px;line-height:1.9;color:var(--text-2);
  box-shadow:-1px 0 12px rgba(18,209,163,.25);
}

/* ---------- CTA ---------- */
.cta-panel{
  position:relative;display:grid;grid-template-columns:minmax(0,1fr) auto;gap:28px;align-items:center;
  padding:44px;border:1px solid var(--line-glow);
  background:linear-gradient(135deg,rgba(18,209,163,.16),rgba(255,255,255,.035) 46%,rgba(255,122,47,.09));
  clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px);
  box-shadow:var(--sh-1);
}
.cta-panel h2{font-size:clamp(21px,2.5vw,28px);line-height:1.35;font-weight:600}
.cta-panel p{margin-top:12px;font-size:14.5px;line-height:1.85;color:var(--text-2);max-width:620px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap}
.cta-note{margin-top:18px;font-size:13px;color:var(--text-3)}

/* ---------- 页脚 ---------- */
.site-footer{
  position:relative;z-index:1;background:#060A0E;margin-top:24px;padding-top:64px;
  border-top:1px solid transparent;
}
.site-footer::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(18,209,163,.6),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:36px;padding-bottom:44px}
.footer-brand{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:700;margin-bottom:16px}
.footer-desc{font-size:14px;line-height:1.9;color:var(--text-2);max-width:360px}
.footer-col h4{font-size:14px;font-weight:600;margin-bottom:14px}
.footer-col a{display:block;font-size:14px;line-height:34px;color:var(--text-2);transition:color .2s ease,transform .2s ease}
.footer-col a:hover{color:var(--primary);transform:translateX(2px)}
.footer-col p{font-size:13.5px;line-height:1.9;color:var(--text-3);margin-bottom:10px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  padding:20px 0 28px;border-top:1px solid var(--line);font-size:13px;color:var(--text-3);
}
.to-top{
  position:fixed;right:24px;bottom:28px;z-index:70;width:46px;height:46px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;font-size:15px;
  background:rgba(11,20,27,.9);border:1px solid var(--line);color:var(--text-2);
  backdrop-filter:blur(12px);opacity:0;visibility:hidden;transition:.25s ease;
}
.to-top.is-show{opacity:1;visibility:visible}
.to-top:hover{color:var(--primary);border-color:var(--line-glow);transform:translateY(-2px)}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .cat-head-inner{grid-template-columns:44px minmax(0,1fr);gap:28px}
  .cat-head-facts{grid-column:2;grid-template-columns:repeat(3,minmax(0,1fr));padding-top:8px}
  .module-grid{grid-template-columns:minmax(0,1fr);gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:1024px){
  .main-nav{
    position:fixed;top:0;right:0;height:100vh;width:min(330px,88vw);
    flex-direction:column;align-items:stretch;gap:6px;margin:0;
    padding:96px 24px 32px;background:rgba(9,17,23,.97);
    backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
    border-left:1px solid var(--line);transform:translateX(101%);
    transition:transform .28s ease;z-index:85;overflow-y:auto;
  }
  .main-nav.is-open{transform:none}
  .main-nav a{padding:14px 12px;font-size:15.5px;border-bottom:1px solid var(--line-soft)}
  .main-nav a::after{display:none}
  .main-nav a.is-active{background:rgba(18,209,163,.08);border-radius:10px}
  .nav-toggle{display:block;z-index:86}
  .mega{display:none}
  .section{padding:72px 0}
  .cta-panel{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:760px){
  .container{padding:0 18px}
  .nav-inner{height:64px;gap:12px}
  .site-header.is-scrolled .nav-inner{height:58px}
  .logo{font-size:15px}
  .logo-mark{width:21px;height:21px}
  .nav-actions .btn-primary{display:none}
  .cat-head{padding:52px 0 42px}
  .cat-head-inner{grid-template-columns:minmax(0,1fr);gap:22px}
  .cat-head-side{display:none}
  .cat-head-facts{grid-column:1;grid-template-columns:minmax(0,1fr);gap:14px}
  .section{padding:56px 0}
  .section-head{margin-bottom:32px}
  .link-strip{grid-template-columns:minmax(0,1fr)}
  .cta-panel{padding:28px 22px}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
  .tl-item{padding-left:34px}
  .tl-body{padding:20px 18px}
  .to-top{right:16px;bottom:18px}
}
@media (max-width:520px){
  .logo-text{font-size:14px;max-width:150px;overflow:hidden;text-overflow:ellipsis}
  .cat-title{font-size:26px}
  .row-card{grid-template-columns:36px minmax(0,1fr);gap:12px;padding:16px}
  .row-num{width:36px;height:36px;border-radius:10px;font-size:13px}
  .btn{height:46px;padding:0 18px}
  .cta-actions .btn{width:100%}
}

/* roulang page: category3 */
:root{
  --bg:#070C11;
  --bg-2:#0B141B;
  --panel:#0F1B24;
  --primary:#12D1A3;
  --primary-dark:#0B9E7C;
  --orange:#FF7A2F;
  --text:#EAF2F6;
  --text-2:#A8BBC7;
  --text-3:#6C8291;
  --border:rgba(255,255,255,.08);
  --border-glow:rgba(18,209,163,.28);
  --glass:rgba(255,255,255,.045);
  --radius-card:16px;
  --radius-panel:20px;
  --radius-btn:12px;
  --radius-img:14px;
  --shadow-card:0 8px 28px rgba(0,0,0,.35);
  --shadow-hover:0 16px 44px rgba(0,0,0,.45);
  --shadow-glow:0 0 0 1px rgba(18,209,163,.5),0 10px 32px rgba(18,209,163,.28);
  --font:"PingFang SC","HarmonyOS Sans SC","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  padding:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16px;
  line-height:1.9;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  background:
    radial-gradient(680px 420px at 12% -6%,rgba(18,209,163,.10),transparent 70%),
    radial-gradient(520px 380px at 92% 8%,rgba(255,122,47,.06),transparent 72%);
  z-index:0;
}
img{max-width:100%;display:block;border-radius:var(--radius-img)}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3,h4{line-height:1.3;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--primary);outline-offset:2px;border-radius:6px}
.container{max-width:1240px;margin:0 auto;padding:0 32px;position:relative;z-index:1}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  height:72px;
  display:flex;
  align-items:center;
  background:rgba(7,12,17,.72);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid var(--border);
  transition:height .25s ease,background .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.site-header.is-scrolled{
  height:60px;
  background:rgba(6,10,14,.9);
  border-bottom-color:var(--border-glow);
  box-shadow:0 10px 30px rgba(0,0,0,.45);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;width:100%}
.logo{display:flex;align-items:center;gap:12px;flex-shrink:0}
.logo-mark{
  width:26px;height:26px;flex-shrink:0;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  clip-path:polygon(8px 0,100% 0,100% calc(100% - 8px),calc(100% - 8px) 100%,0 100%,0 8px);
  position:relative;
  box-shadow:0 0 18px rgba(18,209,163,.45);
}
.logo-mark::after{
  content:"";
  position:absolute;
  right:4px;top:4px;
  width:6px;height:6px;border-radius:50%;
  background:#EAF2F6;
  box-shadow:0 0 10px rgba(234,242,246,.9);
}
.logo-text{
  font-size:17px;
  font-weight:700;
  letter-spacing:.4px;
  color:var(--text);
  white-space:nowrap;
}
.main-nav{display:flex;align-items:center;gap:6px}
.main-nav a{
  position:relative;
  display:inline-block;
  padding:8px 14px;
  font-size:15px;
  color:var(--text-2);
  border-radius:10px;
  transition:color .2s ease,background .2s ease;
  white-space:nowrap;
}
.main-nav a::after{
  content:"";
  position:absolute;
  left:14px;right:14px;bottom:2px;
  height:2px;
  background:var(--primary);
  border-radius:2px;
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .24s ease;
  box-shadow:0 0 10px rgba(18,209,163,.7);
}
.main-nav a:hover{color:var(--text);background:rgba(255,255,255,.04)}
.main-nav a:hover::after{transform:scaleX(1)}
.main-nav a.is-active{color:var(--primary)}
.main-nav a.is-active::after{transform:scaleX(1)}
.nav-actions{display:flex;align-items:center;gap:12px}

/* mega */
.mega{position:relative}
.mega-trigger{
  display:inline-flex;align-items:center;gap:6px;
  height:40px;padding:0 14px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);
  border-radius:10px;
  color:var(--text-2);
  font-size:14px;
  cursor:pointer;
  transition:color .2s ease,border-color .2s ease,background .2s ease;
}
.mega-trigger:hover{color:var(--text);border-color:var(--border-glow);background:rgba(18,209,163,.08)}
.mega-trigger .caret{font-size:11px;transition:transform .2s ease}
.mega.is-open .mega-trigger .caret{transform:rotate(180deg)}
.mega-panel{
  position:absolute;
  right:0;top:calc(100% + 14px);
  width:660px;
  display:grid;
  grid-template-columns:1fr 1.15fr 200px;
  gap:22px;
  padding:24px;
  background:rgba(11,20,27,.94);
  backdrop-filter:blur(20px) saturate(150%);
  -webkit-backdrop-filter:blur(20px) saturate(150%);
  border:1px solid var(--border);
  border-radius:18px;
  box-shadow:0 24px 60px rgba(0,0,0,.6);
  opacity:0;
  visibility:hidden;
  transform:translateY(6px);
  transition:opacity .2s ease,transform .2s ease,visibility .2s ease;
}
.mega:hover .mega-panel,.mega:focus-within .mega-panel,.mega.is-open .mega-panel{
  opacity:1;visibility:visible;transform:translateY(0);
}
.mega-col h4{
  font-size:13px;
  font-weight:600;
  color:var(--text-3);
  letter-spacing:1px;
  margin-bottom:12px;
}
.mega-col a{
  display:block;
  padding:8px 0;
  font-size:14px;
  color:var(--text-2);
  transition:color .2s ease,transform .2s ease;
}
.mega-col a:hover{color:var(--primary);transform:translateX(3px)}
.mega-meta{display:block;font-size:12px;color:var(--text-3);margin-top:2px}
.mega-card{
  background:var(--glass);
  border:1px solid var(--border);
  border-radius:14px;
  overflow:hidden;
}
.mega-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-radius:0}
.mega-card-body{padding:14px}
.mega-card-body p{font-size:12.5px;line-height:1.7;color:var(--text-2);margin-bottom:12px}
.nav-toggle{
  display:none;
  width:42px;height:42px;
  border:1px solid var(--border);
  border-radius:10px;
  background:rgba(255,255,255,.04);
  cursor:pointer;
  position:relative;
}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{
  position:absolute;left:50%;
  width:18px;height:2px;border-radius:2px;
  background:var(--text);
  transform:translateX(-50%);
  transition:transform .2s ease,opacity .2s ease;
}
.nav-toggle span{top:50%;margin-top:-1px}
.nav-toggle span::before{content:"";top:-6px}
.nav-toggle span::after{content:"";top:6px}
.nav-toggle.is-open span{background:transparent}
.nav-toggle.is-open span::before{transform:translateX(-50%) translateY(6px) rotate(45deg)}
.nav-toggle.is-open span::after{transform:translateX(-50%) translateY(-6px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:48px;padding:0 24px;
  border-radius:var(--radius-btn);
  font-size:15px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-primary{
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  color:#04140F;
  box-shadow:var(--shadow-glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(18,209,163,.55),0 16px 44px rgba(18,209,163,.38)}
.btn-primary:active{transform:scale(.98)}
.btn-ghost{
  background:rgba(255,255,255,.03);
  border-color:var(--border-glow);
  color:var(--primary);
}
.btn-ghost:hover{background:rgba(18,209,163,.12);transform:translateY(-2px)}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{height:40px;padding:0 16px;font-size:14px;border-radius:10px}
.btn-block{width:100%}

/* ---------- hero ---------- */
.cat-hero{
  position:relative;
  overflow:hidden;
  padding:86px 0 74px;
  border-bottom:1px solid var(--border);
}
.cat-hero-bg{
  position:absolute;inset:0;
  background-image:url("/assets/images/backpic/back-2.webp");
  background-size:cover;
  background-position:center;
  opacity:.32;
}
.cat-hero::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(7,12,17,.94) 0%,rgba(7,12,17,.78) 46%,rgba(7,12,17,.92) 100%);
}
.cat-hero .container{position:relative;z-index:2}
.cat-hero-grid{
  display:grid;
  grid-template-columns:minmax(280px,1fr) 1.35fr;
  gap:56px;
  align-items:start;
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 14px;
  border-radius:999px;
  background:rgba(18,209,163,.1);
  border:1px solid var(--border-glow);
  color:var(--primary);
  font-size:13px;
  letter-spacing:.6px;
  margin-bottom:22px;
}
.eyebrow::before{
  content:"";
  width:6px;height:6px;border-radius:50%;
  background:var(--primary);
  box-shadow:0 0 10px rgba(18,209,163,.9);
}
.cat-hero h1{
  font-size:clamp(28px,4.4vw,44px);
  font-weight:700;
  line-height:1.24;
  margin-bottom:18px;
}
.cat-hero h1 .hl{
  color:var(--primary);
  text-shadow:0 0 28px rgba(18,209,163,.35);
}
.hero-sub{
  font-size:16px;
  line-height:1.85;
  color:var(--text-2);
  max-width:520px;
}
.key-list{display:grid;gap:16px}
.key-item{
  display:grid;
  grid-template-columns:56px 1fr;
  gap:18px;
  padding:22px 24px;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.key-item:hover{transform:translateY(-4px);border-color:var(--border-glow);box-shadow:var(--shadow-hover)}
.key-num{
  font-size:22px;
  font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--orange);
  line-height:1.3;
}
.key-item h3{font-size:17px;font-weight:600;margin-bottom:6px}
.key-item p{font-size:14px;line-height:1.8;color:var(--text-2)}

/* ---------- section base ---------- */
.section{padding:96px 0}
.section-tight{padding:72px 0}
.section-head{margin-bottom:44px;max-width:720px}
.section-head .eyebrow{margin-bottom:16px}
.section-head h2{
  font-size:clamp(22px,2.8vw,32px);
  font-weight:600;
  margin-bottom:12px;
}
.section-head p{font-size:15px;color:var(--text-2)}

/* ---------- timeline ---------- */
.track{
  position:relative;
  padding-left:48px;
  max-width:900px;
}
.track::before{
  content:"";
  position:absolute;
  left:11px;top:10px;bottom:10px;
  width:2px;
  background:linear-gradient(180deg,rgba(18,209,163,.9),rgba(18,209,163,.16) 88%,rgba(18,209,163,0));
  box-shadow:0 0 14px rgba(18,209,163,.5);
}
.track-item{position:relative;padding-bottom:26px}
.track-item::before{
  content:"";
  position:absolute;
  left:-44px;top:26px;
  width:16px;height:16px;
  border-radius:50%;
  background:var(--bg);
  border:2px solid var(--primary);
  box-shadow:0 0 0 5px rgba(18,209,163,.1),0 0 16px rgba(18,209,163,.55);
}
.track-card{
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  padding:26px 28px;
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.06);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.track-card:hover{transform:translateX(6px);border-color:var(--border-glow);box-shadow:var(--shadow-hover)}
.track-top{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:10px}
.track-no{
  font-size:13px;
  font-weight:700;
  letter-spacing:1px;
  font-variant-numeric:tabular-nums;
  color:var(--orange);
  padding:3px 10px;
  border-radius:999px;
  border:1px solid rgba(255,122,47,.32);
  background:rgba(255,122,47,.08);
}
.track-card h3{font-size:19px;font-weight:600}
.track-card p{font-size:15px;line-height:1.9;color:var(--text-2);margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{
  font-size:12.5px;
  color:var(--text-2);
  padding:4px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.04);
  border:1px solid var(--border);
}
.chip-accent{color:var(--primary);border-color:var(--border-glow);background:rgba(18,209,163,.08)}

/* ---------- related ---------- */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rel-card{
  display:block;
  padding:22px 24px;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  box-shadow:var(--shadow-card);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--border-glow);box-shadow:var(--shadow-hover)}
.rel-card span{display:block;font-size:12.5px;color:var(--text-3);letter-spacing:.6px;margin-bottom:8px}
.rel-card strong{display:block;font-size:16px;font-weight:600;margin-bottom:6px;transition:color .2s ease}
.rel-card:hover strong{color:var(--primary)}
.rel-card em{font-style:normal;font-size:13.5px;color:var(--text-2);line-height:1.75}

/* ---------- faq ---------- */
.faq{max-width:900px;display:grid;gap:14px}
.faq-item{
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--border);
  border-radius:var(--radius-card);
  overflow:hidden;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.faq-item.is-open{border-color:var(--border-glow);box-shadow:0 0 0 1px rgba(18,209,163,.14),0 12px 34px rgba(0,0,0,.4)}
.faq-q{
  width:100%;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  min-height:64px;
  padding:12px 24px;
  background:none;border:0;
  color:var(--text);
  font-size:16px;
  font-weight:600;
  text-align:left;
  cursor:pointer;
}
.faq-q .arrow{
  flex-shrink:0;
  width:22px;height:22px;
  display:inline-flex;align-items:center;justify-content:center;
  color:var(--primary);
  font-size:12px;
  transition:transform .25s ease;
}
.faq-item.is-open .faq-q .arrow{transform:rotate(180deg)}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .3s ease;
}
.faq-a-inner{
  padding:0 24px 22px 24px;
  border-left:2px solid var(--primary);
  margin-left:0;
  box-shadow:inset 0 0 0 0 transparent;
}
.faq-a-inner p{
  font-size:15px;
  line-height:1.9;
  color:var(--text-2);
  padding-left:14px;
  border-left:2px solid rgba(18,209,163,.85);
  box-shadow:-4px 0 14px -8px rgba(18,209,163,.9);
}

/* ---------- cta ---------- */
.cta-panel{
  position:relative;
  display:grid;
  grid-template-columns:1.15fr 1fr;
  gap:40px;
  align-items:center;
  padding:48px 52px;
  background:linear-gradient(120deg,rgba(18,209,163,.1),rgba(255,255,255,.03) 55%,rgba(255,122,47,.07));
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border:1px solid var(--border);
  box-shadow:var(--shadow-card),inset 0 1px 0 rgba(255,255,255,.06);
  clip-path:polygon(26px 0,100% 0,100% calc(100% - 26px),calc(100% - 26px) 100%,0 100%,0 26px);
}
.cta-panel h2{font-size:clamp(22px,2.8vw,30px);font-weight:600;margin-bottom:12px}
.cta-panel p{font-size:15px;color:var(--text-2);max-width:520px}
.cta-actions{display:flex;gap:14px;flex-wrap:wrap;justify-content:flex-end}
.cta-note{margin-top:18px;font-size:13px;color:var(--text-3)}

/* ---------- footer ---------- */
.site-footer{
  background:#060A0E;
  border-top:1px solid transparent;
  border-image:linear-gradient(90deg,rgba(18,209,163,0),rgba(18,209,163,.55),rgba(255,122,47,.28),rgba(18,209,163,0)) 1;
  padding:68px 0 0;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1.1fr;
  gap:40px;
  padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand strong{font-size:16px;font-weight:700}
.footer-desc{font-size:14px;line-height:1.85;color:var(--text-2);max-width:340px}
.footer-col h4{font-size:14px;font-weight:600;color:var(--text);margin-bottom:16px;letter-spacing:.4px}
.footer-col a,.footer-col p{
  display:block;
  font-size:14px;
  color:var(--text-3);
  line-height:34px;
  transition:color .2s ease,transform .2s ease;
}
.footer-col a:hover{color:var(--primary);transform:translateX(-2px);text-decoration:underline;text-underline-offset:4px}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding:20px 0 26px;
  border-top:1px solid var(--border);
  font-size:13px;
  color:var(--text-3);
}

/* ---------- responsive ---------- */
@media (max-width:1280px){
  .container{padding:0 28px}
}
@media (max-width:1024px){
  .container{padding:0 24px}
  .section{padding:72px 0}
  .nav-toggle{display:block}
  .mega{display:none}
  .main-nav{
    position:fixed;
    top:0;right:0;
    width:min(320px,84vw);
    height:100vh;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:92px 20px 32px;
    background:rgba(8,14,19,.97);
    backdrop-filter:blur(20px) saturate(150%);
    -webkit-backdrop-filter:blur(20px) saturate(150%);
    border-left:1px solid var(--border);
    transform:translateX(105%);
    transition:transform .28s ease;
    overflow-y:auto;
    z-index:60;
  }
  .main-nav.is-open{transform:translateX(0)}
  .main-nav a{padding:14px 12px;font-size:15.5px;border-bottom:1px solid var(--border)}
  .main-nav a::after{display:none}
  .main-nav a.is-active{background:rgba(18,209,163,.08)}
  .nav-actions{position:relative;z-index:70}
  .cat-hero{padding:60px 0 56px}
  .cat-hero-grid{grid-template-columns:1fr;gap:36px}
  .rel-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .cta-panel{grid-template-columns:1fr;padding:38px 34px;gap:26px}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .section{padding:56px 0}
  .section-tight{padding:52px 0}
  .section-head{margin-bottom:30px}
  .logo-text{font-size:15px}
  .track{padding-left:36px}
  .track::before{left:7px}
  .track-item::before{left:-36px;top:24px}
  .track-card{padding:22px 20px}
  .faq-q{padding:12px 18px;font-size:15px}
  .faq-a-inner{padding:0 18px 20px}
  .faq-a-inner p{padding-left:12px}
  .cta-panel{padding:30px 22px;clip-path:polygon(20px 0,100% 0,100% calc(100% - 20px),calc(100% - 20px) 100%,0 100%,0 20px)}
  .footer-grid{grid-template-columns:1fr;gap:26px;padding-bottom:34px}
  .footer-bottom{font-size:12.5px}
}
@media (max-width:520px){
  .btn{width:100%;padding:0 18px}
  .btn-sm{width:auto}
  .nav-actions .btn-primary.btn-sm{display:none}
  .key-item{grid-template-columns:1fr;gap:8px;padding:20px}
  .cta-actions{width:100%}
  .cta-actions .btn{width:100%}
  .track{padding-left:30px}
  .track::before{left:5px}
  .track-item::before{left:-30px;width:14px;height:14px;top:22px}
}