/* roulang page: index */
:root{
  --deep:#1a1f3d;
  --deep-2:#232a52;
  --deep-3:#0f1330;
  --gold:#ffb400;
  --gold-2:#ffd166;
  --cyan:#3fe0cf;
  --bg:#f4f6fb;
  --surface:#ffffff;
  --text:#1b2040;
  --muted:#616a8f;
  --line:#e4e7f3;
  --radius-lg:22px;
  --radius:14px;
  --radius-sm:9px;
  --shadow-sm:0 2px 10px rgba(20,26,64,.06);
  --shadow:0 14px 34px rgba(20,26,64,.10);
  --shadow-lg:0 26px 64px rgba(15,19,48,.20);
  --container:1180px;
  --sp:clamp(56px,7vw,96px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.75;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
h1,h2,h3,h4{margin:0;line-height:1.35;font-weight:800;letter-spacing:-.01em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:6px}
.container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
.section{padding:var(--sp) 0;position:relative}
.section-tint{background:linear-gradient(180deg,#ffffff 0%,#f7f8fd 100%)}
.section-white{background:#fff}
.section-dark{background:linear-gradient(160deg,#141936 0%,#1e2449 62%,#171c3a 100%);color:#fff}
.section-dark .section-head h2,.section-dark h2{color:#fff}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:#a9761a;background:rgba(255,180,0,.14);
  padding:6px 14px;border-radius:999px;
}
.section-dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.16)}
.section-head{max-width:760px;margin:0 auto 48px;text-align:center}
.section-head h2{font-size:clamp(23px,2.7vw,34px);margin:16px 0 0}
.section-head p{margin-top:16px;color:var(--muted);font-size:15.5px;line-height:1.85}
.section-head-left{margin:0 0 40px;text-align:left;max-width:720px}
.section-dark .section-head p{color:rgba(255,255,255,.68)}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(13,17,44,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:40px;height:40px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--gold-2),#ff9500);
  color:#1a1f3d;font-weight:900;font-size:19px;
  display:grid;place-items:center;
  box-shadow:0 8px 20px rgba(255,160,0,.35);
}
.brand-text strong{display:block;color:#fff;font-size:15.5px;line-height:1.25;letter-spacing:.01em}
.brand-text small{display:block;color:rgba(255,255,255,.46);font-size:11px;letter-spacing:.1em;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:8px 15px;border-radius:999px;font-size:14.5px;
  color:rgba(255,255,255,.72);transition:color .2s,background .2s;
  white-space:nowrap;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.is-active{
  color:#1a1f3d;font-weight:700;
  background:linear-gradient(135deg,var(--gold-2),#ffa41b);
  box-shadow:0 6px 18px rgba(255,160,0,.32);
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.live-badge{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;
  color:var(--cyan);border:1px solid rgba(63,224,207,.34);
  background:rgba(63,224,207,.09);padding:5px 11px;border-radius:999px;white-space:nowrap;
}
.live-badge i{width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:pulse 1.7s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.75)}}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.18);flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:.25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;transition:transform .22s,box-shadow .22s,background .22s,color .22s;
  text-align:center;line-height:1.3;
}
.btn-gold{background:linear-gradient(135deg,#ffc93c,#ff9c00);color:#20163a;box-shadow:0 12px 26px rgba(255,160,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,160,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.26);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--text)}
.btn-outline:hover{border-color:var(--gold);color:#8a5b00;background:#fffaea;transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:13.5px}

/* ---------- hero ---------- */
.hero{
  position:relative;isolation:isolate;overflow:hidden;color:#fff;
  padding:clamp(58px,8vw,102px) 0 clamp(52px,7vw,84px);
  background:
    radial-gradient(760px 460px at 10% 2%,rgba(96,120,255,.52),transparent 62%),
    radial-gradient(680px 420px at 90% 8%,rgba(255,180,0,.24),transparent 60%),
    radial-gradient(720px 520px at 52% 110%,rgba(63,224,207,.17),transparent 64%),
    linear-gradient(180deg,#0d1130 0%,#1a1f3d 56%,#161b36 100%);
}
.hero-bg{
  position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:url('/assets/images/577e9512c60e23d1.webp') center/cover no-repeat;
  opacity:.15;mix-blend-mode:screen;
}
.hero-inner{max-width:900px;margin:0 auto;text-align:center;position:relative;z-index:2}
.hero h1{font-size:clamp(27px,4.2vw,49px);line-height:1.22;margin:20px 0 0;font-weight:900}
.hero h1 em{font-style:normal;color:var(--gold-2);background:linear-gradient(135deg,#ffd166,#ffab00);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.hero-lead{
  max-width:760px;margin:24px auto 0;color:rgba(255,255,255,.78);
  font-size:16px;line-height:1.95;
}
.hero-points{
  display:grid;grid-template-columns:repeat(3,1fr);gap:14px;
  margin-top:34px;text-align:left;
}
.hero-points li{
  background:rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.13);
  border-radius:var(--radius);padding:18px 18px 16px;
  font-size:13.8px;color:rgba(255,255,255,.8);line-height:1.7;
  backdrop-filter:blur(6px);transition:transform .25s,border-color .25s,background .25s;
}
.hero-points li:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.42);background:rgba(255,255,255,.09)}
.hero-points strong{display:block;color:#fff;font-size:14.5px;margin-bottom:6px;font-weight:700}
.hero-points strong::before{content:"◆";color:var(--gold);margin-right:7px;font-size:11px;vertical-align:2px}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:34px}

/* ---------- stat band ---------- */
.statband{padding:clamp(40px,5vw,64px) 0;background:#fff;border-bottom:1px solid var(--line)}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
  background:linear-gradient(180deg,#fbfcff,#f3f5fc);
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;transition:transform .25s,box-shadow .25s,border-color .25s;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.4)}
.stat-num{display:block;font-size:clamp(30px,3.4vw,40px);font-weight:900;color:var(--deep);line-height:1.1;letter-spacing:-.02em}
.stat-num em{font-style:normal;font-size:16px;font-weight:700;color:#a9761a;margin-left:3px}
.stat-label{display:block;font-size:13.5px;font-weight:700;color:#2a3159;margin-top:8px}
.stat-card p{font-size:13.2px;color:var(--muted);line-height:1.7;margin-top:6px}

/* ---------- split ---------- */
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(28px,4vw,60px);align-items:start}
.split-intro h2{font-size:clamp(23px,2.7vw,33px);margin-top:16px}
.split-intro p{color:var(--muted);font-size:15.3px;line-height:1.9;margin-top:16px}
.claim-list{display:grid;gap:14px}
.claim-list li{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px 22px;box-shadow:var(--shadow-sm);
  display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;
  transition:transform .25s,box-shadow .25s;
}
.claim-list li:hover{transform:translateX(4px);box-shadow:var(--shadow)}
.claim-idx{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(255,180,0,.2),rgba(255,180,0,.08));
  color:#a9761a;font-weight:800;font-size:14px;
}
.claim-list h3{font-size:15.5px;margin-bottom:6px}
.claim-list p{font-size:13.8px;color:var(--muted);line-height:1.75}

/* ---------- checklist ---------- */
.check-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.check-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-sm);
  display:flex;gap:14px;align-items:flex-start;
  transition:transform .25s,box-shadow .25s,border-color .25s;
}
.check-item:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(63,224,207,.5)}
.check-dot{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:linear-gradient(135deg,#3fe0cf,#0fb8a6);color:#062a26;font-weight:900;font-size:13px;
}
.check-item h3{font-size:15px;margin-bottom:6px}
.check-item p{font-size:13.6px;color:var(--muted);line-height:1.75}

/* ---------- badge strip ---------- */
.badge-strip{background:var(--deep);color:#fff;padding:26px 0}
.badge-inner{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:center;align-items:center}
.badge-item{display:inline-flex;align-items:center;gap:8px;font-size:13.5px;color:rgba(255,255,255,.78)}
.badge-item i{
  width:20px;height:20px;border-radius:50%;display:grid;place-items:center;
  background:rgba(63,224,207,.18);color:var(--cyan);font-style:normal;font-size:11px;font-weight:900;
}

/* ---------- note box ---------- */
.note-box{
  background:linear-gradient(135deg,#fff8e6,#fffdf7);
  border:1px solid rgba(255,180,0,.4);
  border-radius:var(--radius-lg);
  padding:clamp(26px,3.4vw,42px);
  box-shadow:0 18px 40px rgba(255,180,0,.10);
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(22px,3vw,44px);
}
.note-box h2{font-size:clamp(21px,2.3vw,27px);color:#6d4a00}
.note-box > div > p{color:#7a6220;font-size:14.6px;line-height:1.9;margin-top:14px}
.note-list{display:grid;gap:12px;align-content:start}
.note-list li{
  background:#fff;border-radius:var(--radius-sm);border:1px solid rgba(255,180,0,.28);
  padding:14px 16px;font-size:13.6px;color:#5c4a1c;line-height:1.7;
}
.note-list li strong{color:#3d3010;display:block;margin-bottom:4px;font-size:14.2px}

/* ---------- topic grid ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.topic-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .28s,box-shadow .28s;
  display:flex;flex-direction:column;
}
.topic-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.topic-card figure{margin:0;aspect-ratio:16/10;overflow:hidden}
.topic-card img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.topic-card:hover img{transform:scale(1.06)}
.topic-body{padding:18px 20px 22px}
.topic-body h3{font-size:15.5px;margin-bottom:8px}
.topic-body p{font-size:13.5px;color:var(--muted);line-height:1.75}
.topic-tag{
  display:inline-block;font-size:11.5px;font-weight:700;color:#a9761a;
  background:rgba(255,180,0,.14);padding:3px 10px;border-radius:999px;margin-bottom:10px;
}

/* ---------- compare ---------- */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-card{
  border-radius:var(--radius-lg);padding:clamp(24px,3vw,34px);
  border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm);
}
.compare-card.is-good{background:linear-gradient(160deg,#1a1f3d,#262e5c);color:#fff;border-color:transparent;box-shadow:var(--shadow-lg)}
.compare-card.is-good h3{color:#fff}
.compare-card h3{font-size:18px;margin-bottom:6px}
.compare-card .compare-sub{font-size:13px;color:var(--muted);margin-bottom:20px}
.compare-card.is-good .compare-sub{color:rgba(255,255,255,.6)}
.compare-card ul{display:grid;gap:12px}
.compare-card li{font-size:13.9px;line-height:1.7;color:#404872;display:flex;gap:10px}
.compare-card.is-good li{color:rgba(255,255,255,.82)}
.compare-card li::before{
  content:"×";flex-shrink:0;width:20px;height:20px;border-radius:6px;
  display:grid;place-items:center;font-size:11px;font-weight:900;
  background:rgba(120,130,170,.14);color:#7c85ad;margin-top:3px;
}
.compare-card.is-good li::before{content:"✓";background:rgba(63,224,207,.18);color:var(--cyan)}
.compare-score{margin-top:22px;padding-top:18px;border-top:1px dashed var(--line);font-size:13.4px;color:var(--muted)}
.compare-card.is-good .compare-score{border-top-color:rgba(255,255,255,.16);color:rgba(255,255,255,.7)}
.compare-score strong{color:#a9761a;font-size:16px}
.compare-card.is-good .compare-score strong{color:var(--gold-2)}

/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.timeline::before{
  content:"";position:absolute;top:22px;left:6%;right:6%;height:2px;
  background:linear-gradient(90deg,rgba(255,180,0,.7),rgba(63,224,207,.6));
  border-radius:2px;
}
.time-item{position:relative;padding-top:56px}
.time-dot{
  position:absolute;top:12px;left:0;width:22px;height:22px;border-radius:50%;
  background:#fff;border:3px solid var(--gold);box-shadow:0 0 0 5px rgba(255,180,0,.16);
}
.time-item time{display:block;font-size:12.5px;font-weight:800;color:#a9761a;letter-spacing:.06em;margin-bottom:6px}
.time-item h3{font-size:15.5px;margin-bottom:7px}
.time-item p{font-size:13.5px;color:var(--muted);line-height:1.75}

/* ---------- channel wall ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel-card{
  position:relative;display:block;border-radius:var(--radius-lg);
  padding:30px 28px 26px;background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow-sm);overflow:hidden;
  transition:transform .28s,box-shadow .28s,border-color .28s;
}
.channel-card::after{
  content:"";position:absolute;right:-40px;top:-40px;width:130px;height:130px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.22),transparent 70%);
  transition:transform .4s;
}
.channel-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:rgba(255,180,0,.5)}
.channel-card:hover::after{transform:scale(1.4)}
.channel-num{font-size:12.5px;font-weight:900;letter-spacing:.14em;color:rgba(255,180,0,.85)}
.channel-card h3{font-size:19px;margin:10px 0 10px}
.channel-card p{font-size:14px;color:var(--muted);line-height:1.8}
.channel-link{display:inline-flex;align-items:center;gap:6px;margin-top:18px;font-size:13.5px;font-weight:800;color:#a9761a;transition:gap .25s}
.channel-card:hover .channel-link{gap:12px}

/* ---------- posts ---------- */
.post-layout{display:grid;grid-template-columns:1.65fr 1fr;gap:30px;align-items:start}
.post-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.post-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .28s,box-shadow .28s;
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.post-cover{display:block;aspect-ratio:16/10;overflow:hidden;background:#e9ecf6}
.post-cover img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.post-card:hover .post-cover img{transform:scale(1.06)}
.post-body{padding:16px 18px 20px;display:flex;flex-direction:column;flex:1}
.tag{
  display:inline-block;align-self:flex-start;font-size:11.5px;font-weight:700;
  color:#1d6d63;background:rgba(63,224,207,.16);padding:3px 10px;border-radius:999px;margin-bottom:10px;
}
.post-body h3{font-size:15px;line-height:1.5;margin-bottom:8px}
.post-body h3 a:hover{color:#a9761a}
.post-body p{font-size:13.2px;color:var(--muted);line-height:1.72;flex:1}
.post-body time{display:block;margin-top:12px;font-size:12px;color:#9aa2c2;letter-spacing:.04em}
.side-panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px 22px;box-shadow:var(--shadow-sm)}
.side-panel h3{font-size:16px;margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.side-list{display:grid;gap:14px}
.side-list li a{display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:start;padding:6px 0;transition:.2s}
.side-list li a:hover{transform:translateX(3px)}
.side-rank{
  width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  font-size:12px;font-weight:900;background:rgba(255,180,0,.14);color:#a9761a;
}
.side-list h4{font-size:13.8px;line-height:1.55;font-weight:700}
.side-list span{display:block;font-size:12px;color:#9aa2c2;margin-top:3px}
.empty-tip{
  background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
  padding:34px;text-align:center;color:var(--muted);font-size:14.5px;
}

/* ---------- trust ---------- */
.trust-band{background:linear-gradient(150deg,#141936,#20264b);color:#fff;position:relative;overflow:hidden}
.trust-band::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/72edadbb2ee6b965.webp') center/cover no-repeat;
  opacity:.1;mix-blend-mode:screen;
}
.trust-inner{position:relative;z-index:2}
.assure-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,180,0,.16);color:var(--gold-2);font-size:19px;font-weight:900;margin-bottom:14px;
}

/* ---------- voice ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.voice-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
  transition:transform .25s,box-shadow .25s;
}
.voice-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.voice-card p{font-size:14px;line-height:1.85;color:#3a4268;flex:1}
.voice-user{display:flex;align-items:center;gap:12px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line)}
.voice-avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,#2c3468,#4b5698);color:#fff;font-weight:800;font-size:14px;
}
.voice-user strong{display:block;font-size:13.6px}
.voice-user span{display:block;font-size:12px;color:#9aa2c2}

/* ---------- faq ---------- */
.faq-list{max-width:880px;margin:0 auto;display:grid;gap:12px}
.faq-item{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:0 22px;box-shadow:var(--shadow-sm);transition:border-color .25s,box-shadow .25s;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 30px 18px 0;position:relative;
  font-size:15.3px;font-weight:700;color:#242a4d;line-height:1.6;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:0;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:400;color:#a9761a;transition:transform .25s;
}
.faq-item[open] summary::after{content:"−"}
.faq-item p{font-size:14px;color:var(--muted);line-height:1.9;padding:0 0 20px}

/* ---------- subscribe ---------- */
.subscribe-box{
  background:linear-gradient(140deg,#1a1f3d 0%,#29305c 58%,#1d2348 100%);
  color:#fff;border-radius:var(--radius-lg);
  padding:clamp(30px,4vw,54px);
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,50px);align-items:center;
  box-shadow:var(--shadow-lg);position:relative;overflow:hidden;
}
.subscribe-box::after{
  content:"";position:absolute;right:-90px;bottom:-110px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.24),transparent 68%);
}
.subscribe-copy{position:relative;z-index:2}
.subscribe-copy h2{font-size:clamp(21px,2.5vw,30px);margin-bottom:14px}
.subscribe-copy p{font-size:14.6px;color:rgba(255,255,255,.72);line-height:1.9}
.sub-form{position:relative;z-index:2;display:grid;gap:12px}
.sub-form label{font-size:13px;color:rgba(255,255,255,.66)}
.sub-form input{
  width:100%;padding:14px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.22);
  background:rgba(255,255,255,.08);color:#fff;font-size:14.5px;transition:.22s;
}
.sub-form input::placeholder{color:rgba(255,255,255,.45)}
.sub-form input:focus{outline:none;border-color:var(--gold);background:rgba(255,255,255,.14)}
.sub-form .btn{width:100%}
.sub-hint{font-size:12.4px;color:rgba(255,255,255,.5);line-height:1.7}
.sub-msg{font-size:13.4px;color:var(--gold-2);min-height:20px}

/* ---------- footer ---------- */
.site-footer{background:#0d1130;color:rgba(255,255,255,.66);padding:clamp(46px,5vw,72px) 0 28px}
.footer-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:clamp(24px,4vw,52px);padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{color:#fff;font-size:16px}
.footer-top p{font-size:13.6px;line-height:1.85;color:rgba(255,255,255,.55);max-width:400px}
.footer-col h3{font-size:14.5px;color:#fff;margin-bottom:14px}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:13.6px;color:rgba(255,255,255,.6);transition:color .2s}
.footer-col a:hover{color:var(--gold-2)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  padding-top:22px;font-size:12.8px;color:rgba(255,255,255,.42);line-height:1.8;
}
.footer-bottom a:hover{color:var(--gold-2)}

/* ---------- responsive ---------- */
@media (max-width:1080px){
  .main-nav{
    position:absolute;top:74px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(13,17,44,.98);padding:16px 22px 22px;
    border-bottom:1px solid rgba(255,255,255,.1);
    display:none;
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:11px 16px;border-radius:12px;font-size:15px}
  .nav-link.is-active{box-shadow:none}
  .nav-toggle{display:flex}
  .header-actions .live-badge{display:none}
  .split{grid-template-columns:1fr}
  .note-box{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .timeline::before{display:none}
  .post-layout{grid-template-columns:1fr}
  .subscribe-box{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .check-grid{grid-template-columns:1fr 1fr}
  .channel-grid{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr}
  .compare-grid{grid-template-columns:1fr}
  .hero-points{grid-template-columns:1fr}
}
@media (max-width:768px){
  .container{width:calc(100% - 32px)}
  .header-inner{min-height:66px;gap:12px}
  .brand-text small{display:none}
  .main-nav{top:66px}
  .header-actions .btn-sm{display:none}
  .hero-lead{font-size:15px;line-height:1.9}
  .post-grid{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}
  .section-head{margin-bottom:34px}
}
@media (max-width:520px){
  .stat-grid{grid-template-columns:1fr}
  .check-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .brand-text strong{font-size:14px}
  .footer-bottom{flex-direction:column;gap:8px}
  .faq-item{padding:0 16px}
  .faq-item summary{font-size:14.4px;padding-right:26px}
}

/* roulang page: article */
:root{
 --deep:#1a1f3d;
 --deep-2:#232a52;
 --deep-3:#0f1330;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --cyan:#3fe0cf;
 --bg:#f4f6fb;
 --surface:#ffffff;
 --text:#1b2040;
 --muted:#616a8f;
 --line:#e4e7f3;
 --radius-lg:22px;
 --radius:14px;
 --radius-sm:9px;
 --shadow-sm:0 2px 10px rgba(20,26,64,.06);
 --shadow:0 14px 34px rgba(20,26,64,.10);
 --shadow-lg:0 26px 64px rgba(15,19,48,.20);
 --container:1180px;
 --sp:clamp(56px,7vw,96px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block;border:0}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,textarea{font:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{
 outline:3px solid rgba(255,180,0,.55);outline-offset:3px;border-radius:6px;
}
.container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
.section{padding:var(--sp) 0;position:relative}
.section-tint{background:linear-gradient(180deg,#ffffff 0%,#f7f8fd 100%)}
.section-white{background:#fff}
.section-dark{background:linear-gradient(160deg,#141936 0%,#1e2449 62%,#171c3a 100%);color:#fff}
.section-dark h2,.section-dark h3{color:#fff}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
 color:#a9761a;background:rgba(255,180,0,.14);
 padding:6px 14px;border-radius:999px;
}
.section-dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.16)}
.section-head{max-width:760px;margin:0 auto 48px;text-align:center}
.section-head h2{font-size:clamp(23px,2.7vw,34px);margin:16px 0 0;line-height:1.35}
.section-head p{margin-top:16px;color:var(--muted);font-size:15.5px;line-height:1.85}
.section-dark .section-head p{color:rgba(255,255,255,.68)}
.section-head-left{margin:0 0 40px;text-align:left;max-width:760px}
.section-head-left h2{font-size:clamp(22px,2.6vw,32px);margin:14px 0 0;line-height:1.35}
.section-head-left p{margin-top:14px;color:var(--muted);font-size:15.5px}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(13,17,44,.94);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:40px;height:40px;border-radius:12px;flex-shrink:0;
 background:linear-gradient(135deg,var(--gold-2),#ff9500);
 color:#1a1f3d;font-weight:900;font-size:19px;
 display:grid;place-items:center;
 box-shadow:0 8px 20px rgba(255,160,0,.35);
}
.brand-text strong{display:block;color:#fff;font-size:15.5px;line-height:1.25;letter-spacing:.01em}
.brand-text small{display:block;color:rgba(255,255,255,.46);font-size:11px;letter-spacing:.1em;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 padding:8px 15px;border-radius:999px;font-size:14.5px;
 color:rgba(255,255,255,.72);transition:color .2s,background .2s;
 white-space:nowrap;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.is-active{
 color:#1a1f3d;font-weight:700;
 background:linear-gradient(135deg,var(--gold-2),#ffa41b);
 box-shadow:0 6px 18px rgba(255,160,0,.32);
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.live-badge{
 display:inline-flex;align-items:center;gap:6px;font-size:12px;
 color:var(--cyan);border:1px solid rgba(63,224,207,.34);
 background:rgba(63,224,207,.09);padding:5px 11px;border-radius:999px;white-space:nowrap;
}
.live-badge i{width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:pulse 1.7s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.7)}}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:12px;
 border:1px solid rgba(255,255,255,.18);
 flex-direction:column;justify-content:center;align-items:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:.25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
 border:1px solid transparent;
 transition:transform .22s,box-shadow .22s,background .22s,color .22s,border-color .22s;
 text-align:center;line-height:1.3;
}
.btn-gold{background:linear-gradient(135deg,#ffc93c,#ff9c00);color:#20163a;box-shadow:0 12px 26px rgba(255,160,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,160,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.26);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--text)}
.btn-outline:hover{border-color:var(--gold);color:#8a5b00;background:#fffaea;transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:13.5px}

/* ---------- article hero ---------- */
.article-hero{
 position:relative;isolation:isolate;overflow:hidden;color:#fff;
 padding:clamp(34px,4.5vw,58px) 0 clamp(46px,6vw,78px);
 background:
  radial-gradient(720px 420px at 8% 0%,rgba(96,120,255,.46),transparent 62%),
  radial-gradient(620px 400px at 92% 6%,rgba(255,180,0,.22),transparent 60%),
  linear-gradient(180deg,#0d1130 0%,#1a1f3d 58%,#161b36 100%);
}
.article-hero-bg{
 position:absolute;inset:0;z-index:-1;pointer-events:none;
 background:url('/assets/images/72edadbb2ee6b965.webp') center/cover no-repeat;
 opacity:.16;mix-blend-mode:screen;
}
.breadcrumb{
 display:flex;flex-wrap:wrap;align-items:center;gap:8px;
 font-size:13px;color:rgba(255,255,255,.52);margin-bottom:26px;
}
.breadcrumb a{color:rgba(255,255,255,.72);transition:color .2s}
.breadcrumb a:hover{color:var(--gold-2)}
.breadcrumb span{color:rgba(255,255,255,.34)}
.article-hero-grid{
 display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.85fr);
 gap:clamp(28px,4vw,56px);align-items:center;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.tag{
 display:inline-flex;align-items:center;gap:6px;
 font-size:12.5px;font-weight:700;letter-spacing:.04em;
 padding:5px 13px;border-radius:999px;
}
.tag-gold{background:rgba(255,180,0,.18);color:var(--gold-2);border:1px solid rgba(255,180,0,.34)}
.tag-cyan{background:rgba(63,224,207,.13);color:var(--cyan);border:1px solid rgba(63,224,207,.3)}
.tag-plain{background:rgba(255,255,255,.07);color:rgba(255,255,255,.72);border:1px solid rgba(255,255,255,.16)}
.article-hero h1{
 font-size:clamp(25px,3.5vw,41px);line-height:1.28;font-weight:900;
 letter-spacing:-.01em;color:#fff;
}
.article-hero-lead{
 margin-top:20px;color:rgba(255,255,255,.76);font-size:15.5px;line-height:1.95;
 max-width:720px;
}
.article-meta{
 display:flex;flex-wrap:wrap;align-items:center;gap:12px;
 margin-top:26px;font-size:13px;color:rgba(255,255,255,.5);
}
.article-meta b{color:rgba(255,255,255,.82);font-weight:600}
.article-cover{
 position:relative;border-radius:var(--radius-lg);overflow:hidden;
 box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.12);
}
.article-cover img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.article-cover figcaption{
 position:absolute;left:0;right:0;bottom:0;
 padding:26px 18px 14px;font-size:12.5px;color:rgba(255,255,255,.82);
 background:linear-gradient(180deg,rgba(15,19,48,0),rgba(15,19,48,.88));
}

/* ---------- stats strip ---------- */
.stats-strip{
 background:linear-gradient(120deg,#171c3a,#222a55 58%,#171c3a);
 border-top:1px solid rgba(255,255,255,.07);
 border-bottom:1px solid rgba(255,255,255,.07);
 color:#fff;padding:26px 0;
}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
 padding:6px 16px;border-left:1px solid rgba(255,255,255,.12);
}
.stat:first-child{border-left:0;padding-left:0}
.stat b{display:block;font-size:clamp(20px,2.4vw,27px);font-weight:900;color:var(--gold-2);line-height:1.25}
.stat span{display:block;font-size:12.5px;color:rgba(255,255,255,.58);margin-top:4px;letter-spacing:.03em}

/* ---------- article body ---------- */
.article-wrap{max-width:880px;margin:0 auto}
.article-body{font-size:16.5px;line-height:2;color:var(--text)}
.article-body > *:first-child{margin-top:0}
.article-body h1,.article-body h2{
 font-size:clamp(21px,2.4vw,28px);line-height:1.42;
 margin:46px 0 18px;padding-left:16px;border-left:5px solid var(--gold);
 font-weight:800;letter-spacing:-.01em;
}
.article-body h3{font-size:19px;margin:34px 0 14px;font-weight:800;color:#232a52}
.article-body h4{font-size:16.5px;margin:26px 0 12px;font-weight:800;color:#232a52}
.article-body p{margin:0 0 18px;color:#2a3157}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 20px}
.article-body ul li{list-style:disc}
.article-body ol li{list-style:decimal}
.article-body li{margin-bottom:10px;color:#2a3157}
.article-body li::marker{color:var(--gold)}
.article-body blockquote{
 margin:26px 0;padding:18px 22px;background:#fff8e6;
 border-left:4px solid var(--gold);border-radius:0 12px 12px 0;color:#6b4b00;
}
.article-body blockquote p{color:#6b4b00;margin:0}
.article-body table{
 width:100%;border-collapse:collapse;margin:24px 0;font-size:14.5px;
 border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm);
}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.article-body th{background:#f1f3fb;font-weight:700;color:#232a52}
.article-body tr:nth-child(even) td{background:#fafbff}
.article-body img{border-radius:var(--radius);margin:24px auto;box-shadow:var(--shadow-sm)}
.article-body a{color:#b37300;text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:#8a5b00}
.article-body hr{border:0;height:1px;background:var(--line);margin:38px 0}
.article-body code{
 background:#f1f3fb;padding:2px 7px;border-radius:6px;
 font-size:14px;color:#3c2a8a;
}
.empty-state{
 text-align:center;padding:62px 26px;background:#fff;
 border:1px dashed var(--line);border-radius:var(--radius-lg);
 box-shadow:var(--shadow-sm);
}
.empty-state h2{font-size:22px;margin-bottom:12px}
.empty-state p{color:var(--muted);max-width:460px;margin:0 auto 24px;font-size:15px}

/* ---------- cards ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.mech-card{
 background:rgba(255,255,255,.05);
 border:1px solid rgba(255,255,255,.1);
 border-radius:var(--radius);padding:24px 22px;
 transition:transform .25s,border-color .25s,background .25s;
}
.mech-card:hover{transform:translateY(-4px);border-color:rgba(255,180,0,.45);background:rgba(255,255,255,.08)}
.mech-card .num{
 display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
 background:linear-gradient(135deg,var(--gold-2),#ff9500);color:#1a1f3d;
 font-weight:900;font-size:14px;margin-bottom:14px;
}
.mech-card h3{font-size:16.5px;margin-bottom:8px;line-height:1.4}
.mech-card p{font-size:14px;color:rgba(255,255,255,.62);line-height:1.85}
.check-list{display:grid;gap:16px}
.check-item{
 display:flex;gap:16px;align-items:flex-start;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:20px 22px;box-shadow:var(--shadow-sm);
 transition:transform .22s,box-shadow .22s,border-color .22s;
}
.check-item:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#f2dfae}
.check-item .dot{
 flex-shrink:0;width:30px;height:30px;border-radius:9px;
 display:grid;place-items:center;font-size:13px;font-weight:900;
 background:rgba(255,180,0,.16);color:#a67400;
}
.check-item h3{font-size:16px;margin-bottom:6px;color:#232a52}
.check-item p{font-size:14.5px;color:var(--muted);line-height:1.85;margin:0}

/* ---------- inline cta ---------- */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 padding:clamp(30px,4.4vw,50px);
 color:#fff;display:flex;flex-wrap:wrap;align-items:center;
 justify-content:space-between;gap:24px;
 background:
  radial-gradient(560px 300px at 88% 10%,rgba(255,180,0,.28),transparent 62%),
  linear-gradient(120deg,#151a3a,#262f5e 62%,#1a1f3d);
 box-shadow:var(--shadow-lg);
}
.cta-band h2{font-size:clamp(20px,2.5vw,28px);line-height:1.4;max-width:640px}
.cta-band p{margin-top:12px;color:rgba(255,255,255,.7);font-size:14.5px;max-width:560px}
.cta-band .cta-actions{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- faq ---------- */
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:14px}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);
}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;
 font-weight:700;font-size:15.5px;color:#232a52;
 display:flex;align-items:center;justify-content:space-between;gap:16px;
 transition:background .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";font-size:19px;font-weight:700;color:#a9761a;
 transition:transform .25s;flex-shrink:0;
}
.faq-item[open] summary{background:#fffaf0}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{background:#f8f9ff}
.faq-item .faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.9}

/* ---------- subscribe ---------- */
.subscribe-card{
 max-width:760px;margin:0 auto;text-align:center;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:clamp(30px,4vw,46px);box-shadow:var(--shadow);
}
.subscribe-card h2{font-size:clamp(21px,2.4vw,27px);margin-bottom:14px}
.subscribe-card p{color:var(--muted);font-size:14.5px;max-width:520px;margin:0 auto 24px}
.subscribe-form{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.subscribe-form input{
 flex:1 1 260px;max-width:340px;
 padding:13px 18px;border-radius:999px;border:1px solid var(--line);
 background:#f8f9ff;color:var(--text);font-size:14.5px;
 transition:border-color .2s,box-shadow .2s,background .2s;
}
.subscribe-form input::placeholder{color:#98a0c0}
.subscribe-form input:focus{
 border-color:var(--gold);background:#fff;
 box-shadow:0 0 0 4px rgba(255,180,0,.15);outline:none;
}
.form-tip{margin-top:16px;font-size:12.5px;color:#98a0c0}

/* ---------- footer ---------- */
.site-footer{
 background:var(--deep-3);color:rgba(255,255,255,.66);
 padding:clamp(46px,6vw,72px) 0 0;
 border-top:3px solid var(--gold);
}
.footer-top{
 display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:40px;
 padding-bottom:44px;
}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.footer-brand strong{color:#fff;font-size:16px;letter-spacing:.01em}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.6);max-width:520px}
.footer-col h3{color:#fff;font-size:14px;letter-spacing:.08em;margin-bottom:16px;font-weight:700}
.footer-col li{margin-bottom:10px}
.footer-col a{color:rgba(255,255,255,.64);font-size:14px;transition:color .2s,transform .2s;display:inline-block}
.footer-col a:hover{color:var(--gold-2);transform:translateX(3px)}
.footer-bottom{
 border-top:1px solid rgba(255,255,255,.1);
 padding:20px 0 28px;display:flex;justify-content:space-between;
 gap:14px;flex-wrap:wrap;font-size:12.5px;color:rgba(255,255,255,.45);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .main-nav{gap:0}
 .nav-link{padding:8px 11px;font-size:13.5px}
 .live-badge{display:none}
 .grid-4{grid-template-columns:repeat(2,1fr)}
 .grid-3{grid-template-columns:repeat(2,1fr)}
 .article-hero-grid{grid-template-columns:1fr;gap:30px}
 .article-cover{order:-1}
 .article-cover img{aspect-ratio:16/9}
}
@media (max-width:860px){
 .header-inner{flex-wrap:wrap;min-height:66px;gap:12px;padding:10px 0}
 .main-nav{
  display:none;order:3;width:100%;flex-direction:column;align-items:stretch;
  gap:6px;margin:6px 0 12px;padding-top:10px;
  border-top:1px solid rgba(255,255,255,.1);
 }
 .main-nav.is-open{display:flex}
 .nav-link{padding:11px 14px;border-radius:12px;font-size:14.5px}
 .nav-toggle{display:flex;margin-left:auto}
 .header-actions{margin-left:auto}
 .stats-grid{grid-template-columns:repeat(2,1fr);gap:22px}
 .stat:nth-child(3){border-left:0;padding-left:0}
 .footer-top{grid-template-columns:1fr 1fr;gap:32px}
 .footer-top > div:first-child{grid-column:1 / -1}
}
@media (max-width:768px){
 .container{width:min(var(--container),calc(100% - 32px))}
 .section-head,.section-head-left{text-align:left;margin-left:0;margin-right:0}
 .grid-3{grid-template-columns:1fr}
 .cta-band{flex-direction:column;align-items:flex-start}
 .article-body{font-size:16px;line-height:1.95}
 .article-body h2{margin-top:36px}
}
@media (max-width:520px){
 :root{--sp:clamp(40px,9vw,56px)}
 .grid-4{grid-template-columns:1fr}
 .stats-grid{grid-template-columns:1fr;gap:16px}
 .stat{border-left:0;padding:0 0 14px;border-bottom:1px solid rgba(255,255,255,.1)}
 .stat:last-child{border-bottom:0;padding-bottom:0}
 .footer-top{grid-template-columns:1fr}
 .subscribe-form input{max-width:100%;flex-basis:100%}
 .subscribe-form .btn{width:100%}
 .btn{width:100%}
 .cta-actions{width:100%}
 .cta-actions .btn{width:100%}
 .article-hero h1{font-size:24px}
 .article-meta{gap:8px;font-size:12.5px}
 .breadcrumb{font-size:12px}
 .faq-item summary{font-size:14.5px;padding:16px 16px}
 .faq-item .faq-body{padding:0 16px 18px}
}

/* roulang page: category1 */
:root{
 --deep:#1a1f3d;
 --deep-2:#232a52;
 --deep-3:#0f1330;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --cyan:#3fe0cf;
 --bg:#f4f6fb;
 --surface:#ffffff;
 --text:#1b2040;
 --muted:#616a8f;
 --line:#e4e7f3;
 --radius-lg:22px;
 --radius:14px;
 --radius-sm:9px;
 --shadow-sm:0 2px 10px rgba(20,26,64,.06);
 --shadow:0 14px 34px rgba(20,26,64,.10);
 --shadow-lg:0 26px 64px rgba(15,19,48,.20);
 --container:1180px;
 --sp:clamp(56px,7vw,96px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
.container{width:min(var(--container),calc(100% - 44px));margin:0 auto}
.section{padding:var(--sp) 0;position:relative}
.section-tint{background:linear-gradient(180deg,#ffffff 0%,#f7f8fd 100%)}
.section-white{background:#fff}
.section-dark{background:linear-gradient(160deg,#141936 0%,#1e2449 62%,#171c3a 100%);color:#fff}
.section-dark .section-head h2,.section-dark h2{color:#fff}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
 color:#a9761a;background:rgba(255,180,0,.14);
 padding:6px 14px;border-radius:999px;
}
.section-dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.16)}
.section-head{max-width:760px;margin:0 auto 48px;text-align:center}
.section-head h2{font-size:clamp(23px,2.7vw,34px);margin:16px 0 0;line-height:1.32}
.section-head p{margin-top:16px;color:var(--muted);font-size:15.5px;line-height:1.85}
.section-head-left{margin:0 0 40px;text-align:left;max-width:760px}
.section-dark .section-head p{color:rgba(255,255,255,.68)}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(13,17,44,.94);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:40px;height:40px;border-radius:12px;flex-shrink:0;
 background:linear-gradient(135deg,var(--gold-2),#ff9500);
 color:#1a1f3d;font-weight:900;font-size:19px;
 display:grid;place-items:center;
 box-shadow:0 8px 20px rgba(255,160,0,.35);
}
.brand-text strong{display:block;color:#fff;font-size:15.5px;line-height:1.25;letter-spacing:.01em}
.brand-text small{display:block;color:rgba(255,255,255,.46);font-size:11px;letter-spacing:.1em;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 padding:8px 15px;border-radius:999px;font-size:14.5px;
 color:rgba(255,255,255,.72);transition:color .2s,background .2s;
 white-space:nowrap;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.is-active{
 color:#1a1f3d;font-weight:700;
 background:linear-gradient(135deg,var(--gold-2),#ffa41b);
 box-shadow:0 6px 18px rgba(255,160,0,.32);
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.live-badge{
 display:inline-flex;align-items:center;gap:6px;font-size:12px;
 color:var(--cyan);border:1px solid rgba(63,224,207,.34);
 background:rgba(63,224,207,.09);padding:5px 11px;border-radius:999px;white-space:nowrap;
}
.live-badge i{width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:pulse 1.7s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.42;transform:scale(.72)}}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.18);flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:.25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
 border:1px solid transparent;transition:transform .22s,box-shadow .22s,background .22s,color .22s;
 text-align:center;line-height:1.3;
}
.btn-gold{background:linear-gradient(135deg,#ffc93c,#ff9c00);color:#20163a;box-shadow:0 12px 26px rgba(255,160,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,160,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.26);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--text)}
.btn-outline:hover{border-color:var(--gold);color:#8a5b00;background:#fffaea;transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:13.5px}
.btn:focus-visible,.nav-link:focus-visible,.nav-toggle:focus-visible,a:focus-visible,button:focus-visible,input:focus-visible{
 outline:3px solid rgba(63,224,207,.85);outline-offset:3px;border-radius:8px;
}
/* ---------- category hero ---------- */
.cat-hero{
 position:relative;isolation:isolate;overflow:hidden;color:#fff;
 padding:clamp(44px,6vw,78px) 0 clamp(48px,6vw,82px);
 background:
 radial-gradient(720px 440px at 8% 0%,rgba(96,120,255,.50),transparent 62%),
 radial-gradient(620px 380px at 92% 6%,rgba(255,180,0,.22),transparent 60%),
 linear-gradient(180deg,#0d1130 0%,#1a1f3d 58%,#161b36 100%);
}
.cat-hero-bg{
 position:absolute;inset:0;z-index:-1;pointer-events:none;
 background:url('/assets/images/72edadbb2ee6b965.webp') center/cover no-repeat;
 opacity:.14;mix-blend-mode:screen;
}
.cat-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,4vw,56px);align-items:start}
.cat-hero h1{font-size:clamp(26px,3.6vw,42px);line-height:1.26;margin:18px 0 0;font-weight:900;letter-spacing:-.01em}
.cat-hero h1 em{font-style:normal;color:var(--gold-2)}
.cat-hero-lead{margin-top:20px;color:rgba(255,255,255,.78);font-size:15.8px;line-height:1.95;max-width:640px}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.cat-hero-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.fact-chip{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.8px;color:rgba(255,255,255,.8);
 border:1px solid rgba(255,255,255,.16);background:rgba(255,255,255,.06);
 padding:6px 13px;border-radius:999px;
}
.fact-chip b{color:var(--gold-2);font-weight:800}
/* paper card */
.paper-card{
 background:linear-gradient(180deg,rgba(255,255,255,.97),rgba(244,246,251,.97));
 color:var(--text);border-radius:var(--radius-lg);
 box-shadow:var(--shadow-lg);overflow:hidden;
 border:1px solid rgba(255,255,255,.6);
}
.paper-cover{position:relative;aspect-ratio:16/9;overflow:hidden}
.paper-cover img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.paper-card:hover .paper-cover img{transform:scale(1.04)}
.paper-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,19,48,0) 34%,rgba(15,19,48,.72) 100%)}
.paper-tag{
 position:absolute;left:16px;top:16px;z-index:2;
 font-size:11.5px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
 color:#20163a;background:linear-gradient(135deg,var(--gold-2),#ffa41b);
 padding:5px 11px;border-radius:999px;
}
.paper-cover-cap{
 position:absolute;left:18px;right:18px;bottom:14px;z-index:2;
 color:#fff;font-size:13.5px;font-weight:700;line-height:1.5;
}
.paper-body{padding:20px 22px 24px}
.paper-body h2{font-size:15px;letter-spacing:.06em;color:var(--muted);font-weight:700;text-transform:uppercase;margin-bottom:12px}
.toc-list{display:grid;gap:9px}
.toc-list li{display:flex;gap:10px;font-size:13.8px;color:#333a63;line-height:1.6}
.toc-list span{
 flex-shrink:0;width:20px;height:20px;border-radius:6px;
 background:rgba(255,180,0,.16);color:#a9761a;
 font-size:11.5px;font-weight:800;display:grid;place-items:center;margin-top:1px;
}
.paper-foot{margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.paper-foot .btn{flex:1 1 auto}
.paper-note{font-size:12px;color:var(--muted);line-height:1.6;margin-top:10px}
/* ---------- stats board ---------- */
.board-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.13);
 border-radius:var(--radius);padding:22px 20px;
 transition:transform .25s,background .25s,border-color .25s;
}
.stat-card:hover{transform:translateY(-4px);background:rgba(255,255,255,.1);border-color:rgba(255,180,0,.42)}
.stat-label{font-size:12.5px;color:rgba(255,255,255,.62);letter-spacing:.06em}
.stat-value{
 font-size:clamp(26px,3vw,36px);font-weight:900;line-height:1.1;margin-top:10px;
 background:linear-gradient(135deg,#ffd166,#ffab00);
 -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.stat-sub{margin-top:8px;font-size:12.5px;color:rgba(255,255,255,.56);line-height:1.6}
.board-foot{
 margin-top:26px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
 padding-top:20px;border-top:1px solid rgba(255,255,255,.12);
 font-size:13px;color:rgba(255,255,255,.6);
}
/* ---------- mechanism grid ---------- */
.mech-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.mech-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 24px;box-shadow:var(--shadow-sm);
 transition:transform .25s,box-shadow .25s,border-color .25s;
 position:relative;overflow:hidden;
}
.mech-card::before{
 content:"";position:absolute;left:0;top:0;height:3px;width:100%;
 background:linear-gradient(90deg,var(--gold),var(--cyan));opacity:0;transition:opacity .25s;
}
.mech-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.4)}
.mech-card:hover::before{opacity:1}
.mech-index{
 font-size:12px;font-weight:800;letter-spacing:.14em;color:#a9761a;
 background:rgba(255,180,0,.13);padding:4px 10px;border-radius:999px;display:inline-block;
}
.mech-card h3{font-size:18px;margin:14px 0 10px;line-height:1.4}
.mech-card p{font-size:14.4px;color:var(--muted);line-height:1.85}
.mech-meta{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.tag{
 font-size:11.8px;color:#3d4571;background:#f2f4fc;border:1px solid var(--line);
 padding:3px 10px;border-radius:999px;
}
/* ---------- flow ---------- */
.flow-steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:flow}
.flow-step{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 20px;box-shadow:var(--shadow-sm);position:relative;
 transition:transform .25s,box-shadow .25s;
}
.flow-step:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.flow-no{
 font-size:12px;font-weight:900;letter-spacing:.12em;color:#fff;
 background:linear-gradient(135deg,#2a3160,#1a1f3d);
 padding:4px 11px;border-radius:999px;display:inline-block;
}
.flow-step h3{font-size:16.5px;margin:14px 0 8px}
.flow-step p{font-size:14px;color:var(--muted);line-height:1.8}
.flow-weight{margin-top:14px;font-size:12.5px;color:#a9761a;font-weight:700}
/* ---------- compare ---------- */
.compare-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm)}
table.compare{width:100%;border-collapse:collapse;min-width:640px}
table.compare caption{
 text-align:left;padding:18px 22px;font-size:14px;color:var(--muted);
 border-bottom:1px solid var(--line);background:#fbfcff;
}
table.compare th,table.compare td{padding:15px 22px;font-size:14.2px;text-align:left;border-bottom:1px solid var(--line)}
table.compare thead th{
 font-size:13px;letter-spacing:.06em;color:var(--muted);text-transform:uppercase;
 background:#f7f8fd;font-weight:800;
}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:hover{background:#fffdf5}
table.compare td.hi{color:#8a5b00;font-weight:800}
.compare-note{margin-top:16px;font-size:13px;color:var(--muted);line-height:1.8}
/* ---------- timeline ---------- */
.timeline{display:grid;gap:0;border-left:2px solid rgba(255,255,255,.16);margin-left:10px}
.tl-item{padding:0 0 30px 26px;position:relative}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
 content:"";position:absolute;left:-8px;top:6px;width:14px;height:14px;border-radius:50%;
 background:linear-gradient(135deg,var(--gold-2),#ff9c00);box-shadow:0 0 0 4px rgba(255,180,0,.16);
}
.tl-ver{font-size:12.5px;font-weight:800;letter-spacing:.1em;color:var(--gold-2)}
.tl-item h3{font-size:17px;margin:6px 0 8px;color:#fff}
.tl-item p{font-size:14.2px;color:rgba(255,255,255,.66);line-height:1.85}
.tl-metrics{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.tl-metrics span{
 font-size:12px;color:rgba(255,255,255,.76);border:1px solid rgba(255,255,255,.16);
 background:rgba(255,255,255,.06);padding:4px 11px;border-radius:999px;
}
/* ---------- posts ---------- */
.post-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 overflow:hidden;box-shadow:var(--shadow-sm);
 transition:transform .25s,box-shadow .25s,border-color .25s;
 display:flex;flex-direction:column;
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.4)}
.post-thumb{aspect-ratio:16/10;overflow:hidden;background:#e9ecf7}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .55s}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;flex-wrap:wrap;gap:8px;font-size:12px;color:var(--muted)}
.post-meta .pill{background:rgba(255,180,0,.14);color:#a9761a;font-weight:700;padding:2px 9px;border-radius:999px}
.post-body h3{font-size:16.5px;line-height:1.5}
.post-body h3 a{transition:color .2s}
.post-body h3 a:hover{color:#a9761a}
.post-body p{font-size:14px;color:var(--muted);line-height:1.8;flex:1}
.post-more{font-size:13.5px;font-weight:800;color:#a9761a;display:inline-flex;align-items:center;gap:6px}
.post-more:hover{color:#7d5300}
.empty-state{
 background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
 padding:44px 24px;text-align:center;color:var(--muted);font-size:14.5px;
}
.list-foot{margin-top:32px;text-align:center}
/* ---------- trust ---------- */
.trust-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.trust-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 24px;box-shadow:var(--shadow-sm);
}
.trust-card h3{font-size:17px;margin-bottom:12px;display:flex;align-items:center;gap:10px}
.trust-card h3 i{
 width:26px;height:26px;border-radius:8px;flex-shrink:0;
 background:rgba(63,224,207,.16);color:#157f74;
 display:grid;place-items:center;font-size:13px;font-style:normal;font-weight:900;
}
.check-list{display:grid;gap:10px}
.check-list li{font-size:14.2px;color:var(--muted);line-height:1.8;padding-left:20px;position:relative}
.check-list li::before{
 content:"";position:absolute;left:0;top:10px;width:8px;height:8px;border-radius:2px;
 background:linear-gradient(135deg,var(--gold),#ff9500);
}
.check-list li b{color:var(--text)}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:14px;max-width:900px;margin:0 auto}
details.faq{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:0;box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .25s,box-shadow .25s;
}
details.faq[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow)}
details.faq summary{
 list-style:none;cursor:pointer;padding:20px 56px 20px 22px;position:relative;
 font-size:15.6px;font-weight:800;line-height:1.6;color:var(--text);
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{
 content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
 width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
 background:#f2f4fc;color:#3d4571;font-size:17px;font-weight:700;transition:.25s;
}
details.faq[open] summary::after{content:"–";background:linear-gradient(135deg,var(--gold-2),#ffa41b);color:#20163a}
.faq-answer{padding:0 22px 22px;font-size:14.4px;color:var(--muted);line-height:1.9}
/* ---------- subscribe ---------- */
.subscribe-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(24px,4vw,52px);align-items:center}
.subscribe-copy h2{font-size:clamp(23px,2.8vw,32px);line-height:1.34}
.subscribe-copy p{margin-top:16px;color:rgba(255,255,255,.72);font-size:15.4px;line-height:1.9}
.subscribe-form{
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius-lg);padding:clamp(22px,3vw,32px);
 backdrop-filter:blur(8px);
}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;color:rgba(255,255,255,.72);margin-bottom:8px;font-weight:700;letter-spacing:.04em}
.field input{
 width:100%;padding:13px 16px;border-radius:var(--radius-sm);
 border:1px solid rgba(255,255,255,.2);background:rgba(9,12,30,.5);color:#fff;
 transition:border-color .2s,box-shadow .2s;
}
.field input::placeholder{color:rgba(255,255,255,.4)}
.field input:focus{border-color:var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.16);outline:none}
.form-hint{font-size:12.5px;color:rgba(255,255,255,.55);line-height:1.7;margin-top:12px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
/* ---------- footer ---------- */
.site-footer{background:linear-gradient(180deg,#0f1330,#131735);color:rgba(255,255,255,.72);padding:clamp(46px,6vw,72px) 0 26px}
.footer-top{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:clamp(24px,4vw,52px);padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{color:#fff;font-size:16px}
.site-footer p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.58)}
.footer-col h3{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.06em}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.64);transition:color .2s,padding-left .2s}
.footer-col a:hover{color:var(--gold-2);padding-left:4px}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
 padding-top:22px;font-size:12.5px;color:rgba(255,255,255,.42);line-height:1.7;
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .cat-hero-grid{grid-template-columns:1fr}
 .board-grid{grid-template-columns:repeat(2,1fr)}
 .mech-grid{grid-template-columns:repeat(2,1fr)}
 .flow-steps{grid-template-columns:repeat(2,1fr)}
 .post-list{grid-template-columns:repeat(2,1fr)}
 .subscribe-wrap{grid-template-columns:1fr}
 .footer-top{grid-template-columns:1fr 1fr}
 .live-badge{display:none}
 .main-nav{display:none;position:absolute;top:74px;left:0;right:0;
  flex-direction:column;align-items:stretch;gap:4px;padding:14px 22px 20px;
  background:rgba(13,17,44,.98);border-bottom:1px solid rgba(255,255,255,.1);
  box-shadow:0 22px 40px rgba(0,0,0,.36);margin-left:0;
 }
 .main-nav.is-open{display:flex}
 .nav-link{padding:12px 16px;border-radius:12px;font-size:15px}
 .nav-toggle{display:flex}
 .header-inner{position:relative}
 .header-actions{margin-left:auto}
}
@media (max-width:768px){
 .container{width:calc(100% - 32px)}
 .hero-points,.board-grid{grid-template-columns:1fr 1fr}
 .mech-grid,.post-list{grid-template-columns:1fr}
 .trust-grid{grid-template-columns:1fr}
 .form-row{grid-template-columns:1fr}
 .cat-hero-facts{gap:8px}
 .section-head{margin-bottom:34px}
 .header-actions .btn{display:none}
}
@media (max-width:520px){
 .brand-text small{display:none}
 .brand-text strong{font-size:14px}
 .board-grid,.flow-steps,.hero-points{grid-template-columns:1fr}
 .footer-top{grid-template-columns:1fr}
 .footer-bottom{flex-direction:column}
 .cat-hero-actions .btn{width:100%}
 table.compare th,table.compare td{padding:12px 14px;font-size:13.4px}
}

/* roulang page: category2 */
:root{
 --deep:#1a1f3d;
 --deep-2:#232a52;
 --deep-3:#0f1330;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --cyan:#3fe0cf;
 --bg:#f4f6fb;
 --surface:#ffffff;
 --text:#1b2040;
 --muted:#616a8f;
 --line:#e4e7f3;
 --radius-lg:22px;
 --radius:14px;
 --radius-sm:9px;
 --shadow-sm:0 2px 10px rgba(20,26,64,.06);
 --shadow:0 14px 34px rgba(20,26,64,.10);
 --shadow-lg:0 26px 64px rgba(15,19,48,.20);
 --container:1180px;
 --sp:clamp(56px,7vw,96px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit}
h1,h2,h3,h4,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(255,180,0,.75);outline-offset:3px;border-radius:6px}
.container{width:min(var(--container),calc(100% - 44px));margin:0 auto}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sp) 0;position:relative}
.section-white{background:#fff}
.section-tint{background:linear-gradient(180deg,#ffffff 0%,#f6f7fd 100%)}
.section-dark{
 color:#fff;
 background:
  radial-gradient(680px 420px at 88% 4%,rgba(255,180,0,.16),transparent 62%),
  radial-gradient(620px 460px at 6% 96%,rgba(63,224,207,.14),transparent 64%),
  linear-gradient(160deg,#141936 0%,#1e2449 62%,#171c3a 100%);
}
.section-dark h2,.section-dark h3{color:#fff}
.section-dark p{color:rgba(255,255,255,.72)}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:.14em;
 color:#a9761a;background:rgba(255,180,0,.14);
 padding:6px 14px;border-radius:999px;
}
.section-dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.16)}
.section-head{max-width:760px;margin:0 auto 48px;text-align:center}
.section-head h2{font-size:clamp(23px,2.7vw,34px);margin:16px 0 0;line-height:1.35}
.section-head p{margin-top:16px;color:var(--muted);font-size:15.5px;line-height:1.9}
.section-dark .section-head p{color:rgba(255,255,255,.68)}
.section-head-left{max-width:720px;margin:0 0 42px;text-align:left}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(13,17,44,.94);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:40px;height:40px;border-radius:12px;flex-shrink:0;
 background:linear-gradient(135deg,var(--gold-2),#ff9500);
 color:#1a1f3d;font-weight:900;font-size:19px;
 display:grid;place-items:center;
 box-shadow:0 8px 20px rgba(255,160,0,.35);
}
.brand-text strong{display:block;color:#fff;font-size:15.5px;line-height:1.25}
.brand-text small{display:block;color:rgba(255,255,255,.46);font-size:11px;letter-spacing:.1em;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 padding:8px 15px;border-radius:999px;font-size:14.5px;
 color:rgba(255,255,255,.72);transition:color .2s,background .2s;white-space:nowrap;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.is-active{
 color:#1a1f3d;font-weight:700;
 background:linear-gradient(135deg,var(--gold-2),#ffa41b);
 box-shadow:0 6px 18px rgba(255,160,0,.32);
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.live-badge{
 display:inline-flex;align-items:center;gap:6px;font-size:12px;
 color:var(--cyan);border:1px solid rgba(63,224,207,.34);
 background:rgba(63,224,207,.09);padding:5px 11px;border-radius:999px;white-space:nowrap;
}
.live-badge i{width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:pulse 1.7s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.75)}}
.nav-toggle{
 display:none;width:42px;height:42px;border-radius:12px;
 border:1px solid rgba(255,255,255,.18);
 flex-direction:column;justify-content:center;align-items:center;gap:5px;
}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:.25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- 按钮 ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
 border:1px solid transparent;line-height:1.3;text-align:center;
 transition:transform .22s,box-shadow .22s,background .22s,color .22s,border-color .22s;
}
.btn-gold{background:linear-gradient(135deg,#ffc93c,#ff9c00);color:#20163a;box-shadow:0 12px 26px rgba(255,160,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,160,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.26);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--text)}
.btn-outline:hover{border-color:var(--gold);color:#8a5b00;background:#fffaea;transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:13.5px}

/* ---------- 分类页 Hero ---------- */
.cat-hero{
 position:relative;isolation:isolate;overflow:hidden;color:#fff;
 padding:clamp(42px,6vw,74px) 0 clamp(52px,6.5vw,84px);
 background:
  radial-gradient(720px 440px at 84% 0%,rgba(255,180,0,.22),transparent 62%),
  radial-gradient(680px 460px at 6% 88%,rgba(96,120,255,.42),transparent 64%),
  radial-gradient(620px 420px at 52% 106%,rgba(63,224,207,.16),transparent 62%),
  linear-gradient(180deg,#0d1130 0%,#1a1f3d 58%,#161b36 100%);
}
.cat-hero-bg{
 position:absolute;inset:0;z-index:-1;pointer-events:none;
 background:url('/assets/images/72edadbb2ee6b965.webp') center/cover no-repeat;
 opacity:.13;mix-blend-mode:screen;
}
.crumbs{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.52);flex-wrap:wrap}
.crumbs a{color:rgba(255,255,255,.7);transition:color .2s}
.crumbs a:hover{color:var(--gold-2)}
.crumbs span{color:rgba(255,255,255,.32)}
.hero-grid{
 display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);
 gap:clamp(28px,4vw,54px);align-items:center;margin-top:26px;
}
.cat-hero h1{
 font-size:clamp(26px,3.6vw,44px);line-height:1.24;font-weight:900;margin:16px 0 0;letter-spacing:-.01em;
}
.cat-hero h1 em{
 font-style:normal;
 background:linear-gradient(135deg,#ffd166,#ffab00);
 -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-lead{margin-top:20px;color:rgba(255,255,255,.78);font-size:15.5px;line-height:1.95;max-width:600px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}
.tag-pill{
 font-size:12.5px;padding:6px 13px;border-radius:999px;
 color:rgba(255,255,255,.82);
 border:1px solid rgba(255,255,255,.2);
 background:rgba(255,255,255,.06);
 transition:background .2s,border-color .2s,color .2s;
}
.tag-pill:hover{background:rgba(255,180,0,.18);border-color:rgba(255,180,0,.5);color:#fff}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-media{
 position:relative;border-radius:var(--radius-lg);overflow:hidden;
 border:1px solid rgba(255,255,255,.16);
 box-shadow:var(--shadow-lg);
 aspect-ratio:4/3.1;
}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
 content:"";position:absolute;inset:0;
 background:linear-gradient(180deg,rgba(13,17,44,.05) 0%,rgba(13,17,44,.78) 100%);
}
.heat-badge{
 position:absolute;top:14px;left:14px;z-index:2;
 display:inline-flex;align-items:center;gap:6px;
 font-size:12px;font-weight:700;color:#20163a;
 background:linear-gradient(135deg,#ffd166,#ffa41b);
 padding:6px 13px;border-radius:999px;
 box-shadow:0 8px 20px rgba(255,160,0,.35);
}
.media-caption{
 position:absolute;left:16px;right:16px;bottom:14px;z-index:2;
 display:flex;align-items:flex-end;justify-content:space-between;gap:12px;
}
.media-caption b{display:block;font-size:15px;color:#fff}
.media-caption small{display:block;font-size:12px;color:rgba(255,255,255,.62);margin-top:3px}
.media-score{
 font-size:clamp(19px,2.2vw,25px);font-weight:900;color:var(--gold-2);white-space:nowrap;
}
.hero-stats{
 display:grid;grid-template-columns:repeat(4,1fr);gap:12px;
 margin-top:clamp(30px,4vw,46px);
}
.stat-box{
 background:rgba(255,255,255,.06);
 border:1px solid rgba(255,255,255,.12);
 border-radius:var(--radius);
 padding:16px 18px;
 transition:background .22s,transform .22s,border-color .22s;
}
.stat-box:hover{background:rgba(255,255,255,.11);border-color:rgba(255,180,0,.42);transform:translateY(-3px)}
.stat-box b{display:block;font-size:clamp(19px,2.2vw,25px);color:var(--gold-2);line-height:1.25;font-weight:900}
.stat-box span{display:block;font-size:12.5px;color:rgba(255,255,255,.62);margin-top:4px}

/* ---------- 玩法四段卡 ---------- */
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.phase-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 22px;box-shadow:var(--shadow-sm);
 transition:transform .25s,box-shadow .25s,border-color .25s;
 position:relative;overflow:hidden;
}
.phase-card::before{
 content:"";position:absolute;left:0;top:0;height:3px;width:100%;
 background:linear-gradient(90deg,var(--gold),var(--cyan));
 opacity:0;transition:opacity .25s;
}
.phase-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.42)}
.phase-card:hover::before{opacity:1}
.phase-num{
 display:inline-grid;place-items:center;width:38px;height:38px;border-radius:11px;
 background:linear-gradient(135deg,#fff2d0,#ffe0a3);color:#8a5b00;
 font-weight:900;font-size:15px;margin-bottom:16px;
}
.phase-card h3{font-size:17px;line-height:1.4}
.phase-card p{margin-top:10px;color:var(--muted);font-size:14px;line-height:1.85}
.phase-card .mini-tag{
 display:inline-block;margin-top:16px;font-size:12px;
 color:#8a5b00;background:rgba(255,180,0,.14);
 padding:4px 11px;border-radius:999px;font-weight:700;
}

/* ---------- 场景卡 ---------- */
.scene-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 overflow:hidden;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;
 transition:transform .25s,box-shadow .25s;
}
.scene-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.scene-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.scene-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.scene-card:hover .scene-thumb img{transform:scale(1.05)}
.scene-thumb .thumb-label{
 position:absolute;top:12px;left:12px;font-size:11.5px;font-weight:700;
 color:#20163a;background:rgba(255,209,102,.94);
 padding:4px 11px;border-radius:999px;
}
.scene-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.scene-body h3{font-size:17.5px}
.scene-body p{color:var(--muted);font-size:14px;line-height:1.88}
.scene-meta{margin-top:auto;padding-top:14px;border-top:1px dashed var(--line);display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted)}
.scene-meta b{color:#8a5b00}

/* ---------- 时间线 ---------- */
.timeline{position:relative;margin-top:8px;padding-left:0}
.timeline::before{
 content:"";position:absolute;left:19px;top:8px;bottom:8px;width:2px;
 background:linear-gradient(180deg,rgba(255,180,0,.7),rgba(63,224,207,.4),transparent);
}
.tl-item{position:relative;padding:0 0 30px 58px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
 position:absolute;left:8px;top:4px;width:24px;height:24px;border-radius:50%;
 background:rgba(255,180,0,.18);border:2px solid var(--gold);
 display:grid;place-items:center;font-size:11px;font-weight:900;color:var(--gold-2);
}
.tl-item h3{font-size:16.5px;line-height:1.45}
.tl-item p{margin-top:8px;font-size:14px;line-height:1.9;color:rgba(255,255,255,.72)}
.tl-note{
 display:inline-block;margin-top:10px;font-size:12px;
 color:var(--cyan);border:1px solid rgba(63,224,207,.32);
 background:rgba(63,224,207,.08);padding:4px 11px;border-radius:999px;
}

/* ---------- 参数对照条 ---------- */
.bar-list{display:grid;gap:16px;margin-top:6px}
.bar-row{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:18px 22px;box-shadow:var(--shadow-sm);
 transition:border-color .22s,box-shadow .22s;
}
.bar-row:hover{border-color:rgba(255,180,0,.4);box-shadow:var(--shadow)}
.bar-head{display:flex;justify-content:space-between;align-items:baseline;gap:14px;flex-wrap:wrap}
.bar-head strong{font-size:15.5px}
.bar-head span{font-size:13px;color:var(--muted)}
.bar-track{height:9px;border-radius:999px;background:#eef0f9;margin-top:12px;overflow:hidden}
.bar-fill{height:100%;border-radius:999px;background:linear-gradient(90deg,#ffc93c,#ff9c00)}
.bar-fill.is-cyan{background:linear-gradient(90deg,#5ff0e0,#22b8a8)}
.bar-fill.is-deep{background:linear-gradient(90deg,#7d8cff,#4b5ad6)}
.bar-row p{font-size:13.5px;color:var(--muted);margin-top:10px;line-height:1.8}

/* ---------- CMS 资讯列表 ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:22px;box-shadow:var(--shadow-sm);
 display:flex;flex-direction:column;gap:10px;
 transition:transform .25s,box-shadow .25s,border-color .25s;
}
.post-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.4)}
.post-card .post-tag{
 align-self:flex-start;font-size:11.5px;font-weight:700;color:#8a5b00;
 background:rgba(255,180,0,.15);padding:4px 11px;border-radius:999px;
}
.post-card h3{font-size:16px;line-height:1.55}
.post-card h3 a:hover{color:#8a5b00}
.post-card p{font-size:13.5px;color:var(--muted);line-height:1.85;flex:1}
.post-card .post-time{font-size:12px;color:#9aa2c1;border-top:1px dashed var(--line);padding-top:12px}
.empty-tip{
 text-align:center;color:var(--muted);font-size:14px;
 background:#fff;border:1px dashed var(--line);border-radius:var(--radius);
 padding:34px 20px;
}
.list-more{display:flex;justify-content:center;margin-top:34px}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;gap:14px;max-width:880px;margin:0 auto}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;
 transition:border-color .22s,box-shadow .22s;
}
.faq-item[open]{border-color:rgba(255,180,0,.45);box-shadow:var(--shadow)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;
 font-weight:700;font-size:15.5px;display:flex;align-items:center;gap:12px;
 transition:color .2s;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";margin-left:auto;font-size:20px;font-weight:400;color:#a9761a;
 transition:transform .25s;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{color:#8a5b00}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:14px;line-height:1.95}

/* ---------- 收口 CTA ---------- */
.cta-band{
 position:relative;overflow:hidden;
 border-radius:var(--radius-lg);
 padding:clamp(30px,4.4vw,56px);
 color:#fff;
 background:
  radial-gradient(520px 320px at 88% 10%,rgba(255,180,0,.3),transparent 62%),
  linear-gradient(135deg,#1a1f3d 0%,#232a52 55%,#10142e 100%);
 box-shadow:var(--shadow-lg);
 display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);
 gap:clamp(24px,4vw,48px);align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);line-height:1.34;margin-top:14px}
.cta-band p{margin-top:14px;color:rgba(255,255,255,.74);font-size:15px;line-height:1.9}
.form-card{
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);
 border-radius:var(--radius);padding:24px;
}
.form-card label{display:block;font-size:13px;color:rgba(255,255,255,.7);margin-bottom:8px}
.form-row{display:flex;gap:10px;flex-wrap:wrap}
.form-row input{
 flex:1 1 180px;min-width:0;padding:13px 16px;border-radius:999px;
 border:1px solid rgba(255,255,255,.22);background:rgba(255,255,255,.1);
 color:#fff;font-size:14.5px;transition:border-color .2s,background .2s;
}
.form-row input::placeholder{color:rgba(255,255,255,.42)}
.form-row input:focus{outline:none;border-color:var(--gold);background:rgba(255,255,255,.16)}
.form-tip{margin-top:14px;font-size:12.5px;color:rgba(255,255,255,.5);line-height:1.8}

/* ---------- footer ---------- */
.site-footer{background:#0f1330;color:rgba(255,255,255,.72);padding:clamp(44px,6vw,72px) 0 26px;margin-top:0}
.footer-top{display:grid;grid-template-columns:minmax(0,1.6fr) repeat(2,minmax(0,1fr));gap:clamp(24px,4vw,52px)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand strong{color:#fff;font-size:16px}
.footer-top p{font-size:13.5px;line-height:1.95;color:rgba(255,255,255,.55);max-width:520px}
.footer-col h3{color:#fff;font-size:14.5px;margin-bottom:16px;letter-spacing:.02em}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.6);transition:color .2s}
.footer-col a:hover{color:var(--gold-2)}
.footer-bottom{
 margin-top:clamp(30px,4vw,48px);padding-top:22px;
 border-top:1px solid rgba(255,255,255,.1);
 display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
 font-size:12.5px;color:rgba(255,255,255,.42);
}

/* ---------- 响应式 ---------- */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:34px}
 .hero-media{max-width:560px;aspect-ratio:16/9}
 .grid-4{grid-template-columns:repeat(2,1fr)}
 .post-grid{grid-template-columns:repeat(2,1fr)}
 .cta-band{grid-template-columns:1fr}
 .hero-stats{grid-template-columns:repeat(2,1fr)}
 .footer-top{grid-template-columns:1fr 1fr}
 .footer-top > div:first-child{grid-column:1 / -1}
}
@media (max-width:900px){
 .main-nav{
  position:absolute;top:100%;left:0;right:0;
  flex-direction:column;align-items:stretch;gap:4px;
  background:rgba(13,17,44,.98);
  padding:14px 22px 20px;
  border-bottom:1px solid rgba(255,255,255,.1);
  box-shadow:0 24px 46px rgba(0,0,0,.4);
  transform:translateY(-12px);opacity:0;visibility:hidden;
  transition:opacity .25s,transform .25s,visibility .25s;
  margin-left:0;
 }
 .main-nav.is-open{transform:translateY(0);opacity:1;visibility:visible}
 .nav-link{padding:12px 16px;border-radius:12px;font-size:15px}
 .nav-toggle{display:flex}
 .header-inner{min-height:66px;gap:12px}
 .live-badge{display:none}
 .header-actions .btn-sm{padding:8px 15px;font-size:13px}
}
@media (max-width:768px){
 .grid-3{grid-template-columns:1fr}
 .post-grid{grid-template-columns:1fr}
 .section-head{margin-bottom:36px}
 .cat-hero{padding-top:30px}
 .hero-cta .btn{flex:1 1 160px}
 .tl-item{padding-left:50px}
 .timeline::before{left:15px}
 .tl-dot{left:4px}
}
@media (max-width:520px){
 .container{width:calc(100% - 32px)}
 .grid-4{grid-template-columns:1fr}
 .hero-stats{grid-template-columns:1fr 1fr;gap:10px}
 .stat-box{padding:13px 14px}
 .brand-text strong{font-size:13.5px}
 .brand-text small{display:none}
 .brand-mark{width:36px;height:36px;font-size:17px}
 .header-actions .btn-sm{display:none}
 .footer-top{grid-template-columns:1fr}
 .bar-head{flex-direction:column;align-items:flex-start;gap:4px}
 .form-row .btn{width:100%}
 .media-caption{flex-direction:column;align-items:flex-start;gap:6px}
}

/* roulang page: category3 */
:root{
 --deep:#1a1f3d;
 --deep-2:#232a52;
 --deep-3:#0f1330;
 --gold:#ffb400;
 --gold-2:#ffd166;
 --cyan:#3fe0cf;
 --bg:#f4f6fb;
 --surface:#ffffff;
 --text:#1b2040;
 --muted:#616a8f;
 --line:#e4e7f3;
 --radius-lg:22px;
 --radius:14px;
 --radius-sm:9px;
 --shadow-sm:0 2px 10px rgba(20,26,64,.06);
 --shadow:0 14px 34px rgba(20,26,64,.10);
 --shadow-lg:0 26px 64px rgba(15,19,48,.20);
 --container:1180px;
 --sp:clamp(56px,7vw,96px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
 margin:0;
 font-family:"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
 background:var(--bg);
 color:var(--text);
 font-size:16px;
 line-height:1.75;
 -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input,select{font:inherit}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:800}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:3px solid rgba(255,180,0,.7);outline-offset:3px;border-radius:6px}
.container{width:min(var(--container),calc(100% - 44px));margin:0 auto}

/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(13,17,44,.94);
 backdrop-filter:blur(14px);
 -webkit-backdrop-filter:blur(14px);
 border-bottom:1px solid rgba(255,255,255,.08);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
 width:40px;height:40px;border-radius:12px;flex-shrink:0;
 background:linear-gradient(135deg,var(--gold-2),#ff9500);
 color:#1a1f3d;font-weight:900;font-size:19px;
 display:grid;place-items:center;
 box-shadow:0 8px 20px rgba(255,160,0,.35);
}
.brand-text strong{display:block;color:#fff;font-size:15.5px;line-height:1.25;letter-spacing:.01em}
.brand-text small{display:block;color:rgba(255,255,255,.46);font-size:11px;letter-spacing:.1em;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 padding:8px 15px;border-radius:999px;font-size:14.5px;
 color:rgba(255,255,255,.72);transition:color .2s,background .2s;
 white-space:nowrap;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.09)}
.nav-link.is-active{
 color:#1a1f3d;font-weight:700;
 background:linear-gradient(135deg,var(--gold-2),#ffa41b);
 box-shadow:0 6px 18px rgba(255,160,0,.32);
}
.header-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}
.live-badge{
 display:inline-flex;align-items:center;gap:6px;font-size:12px;
 color:var(--cyan);border:1px solid rgba(63,224,207,.34);
 background:rgba(63,224,207,.09);padding:5px 11px;border-radius:999px;white-space:nowrap;
}
.live-badge i{width:6px;height:6px;border-radius:50%;background:var(--cyan);animation:pulse 1.7s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.75)}}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;border:1px solid rgba(255,255,255,.18);flex-direction:column;justify-content:center;align-items:center;gap:5px}
.nav-toggle span{display:block;width:18px;height:2px;background:#fff;border-radius:2px;transition:.25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
 border:1px solid transparent;transition:transform .22s,box-shadow .22s,background .22s,color .22s,border-color .22s;
 text-align:center;line-height:1.3;
}
.btn-gold{background:linear-gradient(135deg,#ffc93c,#ff9c00);color:#20163a;box-shadow:0 12px 26px rgba(255,160,0,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(255,160,0,.44)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:rgba(255,255,255,.07);border-color:rgba(255,255,255,.26);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.16);transform:translateY(-2px)}
.btn-outline{background:#fff;border-color:var(--line);color:var(--text)}
.btn-outline:hover{border-color:var(--gold);color:#8a5b00;background:#fffaea;transform:translateY(-2px)}
.btn-sm{padding:9px 18px;font-size:13.5px}

/* ---------- section base ---------- */
.section{padding:var(--sp) 0;position:relative}
.section-white{background:#fff}
.section-tint{background:linear-gradient(180deg,#ffffff 0%,#f6f8fd 100%)}
.section-dark{background:linear-gradient(160deg,#141936 0%,#1e2449 62%,#171c3a 100%);color:#fff}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;
 font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
 color:#a9761a;background:rgba(255,180,0,.14);
 padding:6px 14px;border-radius:999px;
}
.section-dark .eyebrow{color:var(--gold-2);background:rgba(255,180,0,.16)}
.section-head{max-width:780px;margin:0 0 44px}
.section-head h2{font-size:clamp(23px,2.7vw,34px);margin:16px 0 0}
.section-head p{margin-top:16px;color:var(--muted);font-size:15.5px;line-height:1.85}
.section-dark .section-head p{color:rgba(255,255,255,.7)}
.section-head.is-center{margin-left:auto;margin-right:auto;text-align:center}

/* ---------- hero（本页变体：左文右数据面板） ---------- */
.hero{
 position:relative;isolation:isolate;overflow:hidden;color:#fff;
 padding:clamp(48px,6.5vw,88px) 0 clamp(52px,7vw,84px);
 background:
 radial-gradient(760px 460px at 8% 0%,rgba(96,120,255,.5),transparent 62%),
 radial-gradient(680px 420px at 92% 4%,rgba(255,180,0,.22),transparent 60%),
 radial-gradient(720px 520px at 50% 112%,rgba(63,224,207,.16),transparent 64%),
 linear-gradient(180deg,#0d1130 0%,#1a1f3d 56%,#161b36 100%);
}
.hero-bg{
 position:absolute;inset:0;z-index:-1;pointer-events:none;
 background:url('/assets/images/72edadbb2ee6b965.webp') center/cover no-repeat;
 opacity:.16;mix-blend-mode:screen;
}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:clamp(28px,4vw,58px);align-items:center}
.hero h1{font-size:clamp(26px,3.6vw,42px);line-height:1.25;font-weight:900;margin-top:18px}
.hero h1 span{color:var(--gold-2)}
.hero-lead{margin-top:22px;color:rgba(255,255,255,.78);font-size:15.5px;line-height:1.95;max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.tag{
 display:inline-flex;align-items:center;gap:6px;
 font-size:12.5px;padding:6px 13px;border-radius:999px;
 background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);
 color:rgba(255,255,255,.82);
}
.hero-panel{
 background:rgba(12,16,40,.62);
 border:1px solid rgba(255,255,255,.14);
 border-radius:var(--radius-lg);
 padding:24px 22px;
 box-shadow:var(--shadow-lg);
 backdrop-filter:blur(8px);
}
.hero-panel h2{font-size:14px;letter-spacing:.08em;color:rgba(255,255,255,.62);font-weight:700;margin-bottom:18px}
.hero-panel .panel-score{display:flex;align-items:baseline;gap:8px;margin-bottom:6px}
.hero-panel .panel-score b{font-size:clamp(30px,4vw,42px);color:var(--gold-2);line-height:1;letter-spacing:-.01em}
.hero-panel .panel-score small{font-size:13px;color:rgba(255,255,255,.55)}
.panel-rows{display:grid;gap:12px;margin-top:20px}
.panel-row{display:grid;grid-template-columns:78px 1fr 46px;align-items:center;gap:10px;font-size:12.5px;color:rgba(255,255,255,.7)}
.panel-row .bar{height:7px;border-radius:99px;background:rgba(255,255,255,.13);overflow:hidden}
.panel-row .bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#ffd166,#ff9c00)}
.panel-row:nth-child(3) .bar i{background:linear-gradient(90deg,#3fe0cf,#43a7ff)}
.panel-row:nth-child(4) .bar i{background:linear-gradient(90deg,#8f9bff,#5f6bff)}
.panel-foot{margin-top:18px;padding-top:16px;border-top:1px solid rgba(255,255,255,.12);font-size:12px;color:rgba(255,255,255,.5);line-height:1.7}

/* ---------- stat board ---------- */
.stat-board{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{
 background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
 padding:22px 20px;box-shadow:var(--shadow-sm);
 transition:transform .25s,box-shadow .25s,border-color .25s;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.5)}
.stat-card b{display:block;font-size:clamp(24px,2.6vw,32px);color:var(--deep);letter-spacing:-.02em;line-height:1.15}
.stat-card b em{font-style:normal;font-size:15px;color:var(--gold);margin-left:3px}
.stat-card span{display:block;margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.65}
.stat-card .mini-line{height:5px;border-radius:99px;background:#eef1fa;margin-top:14px;overflow:hidden}
.stat-card .mini-line i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--gold-2),#ff9c00)}

/* ---------- matrix ---------- */
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.matrix-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:28px 24px;box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
 transition:transform .25s,box-shadow .25s;
}
.matrix-card::after{
 content:"";position:absolute;left:0;top:0;height:4px;width:100%;
 background:linear-gradient(90deg,var(--gold-2),#ff9c00);
}
.matrix-card:nth-child(2)::after{background:linear-gradient(90deg,#3fe0cf,#43a7ff)}
.matrix-card:nth-child(3)::after{background:linear-gradient(90deg,#8f9bff,#5f6bff)}
.matrix-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}
.matrix-card .num{
 width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
 background:var(--deep);color:var(--gold-2);font-weight:800;font-size:14px;margin-bottom:16px;
}
.matrix-card h3{font-size:18px;margin-bottom:10px}
.matrix-card p{font-size:14.5px;color:var(--muted);line-height:1.85}
.matrix-card ul{margin-top:16px;display:grid;gap:8px}
.matrix-card li{position:relative;padding-left:18px;font-size:13.5px;color:#3d456b;line-height:1.7}
.matrix-card li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--gold)}

/* ---------- scene ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.scene-card{
 display:grid;grid-template-columns:132px 1fr;gap:18px;align-items:center;
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px;
 box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s,border-color .25s;
}
.scene-card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:rgba(63,224,207,.5)}
.scene-card img{width:132px;height:110px;object-fit:cover;border-radius:10px}
.scene-card h3{font-size:16.5px;margin-bottom:8px}
.scene-card p{font-size:13.8px;color:var(--muted);line-height:1.8}
.scene-card .mini-tag{
 display:inline-block;margin-top:10px;font-size:11.5px;padding:3px 10px;border-radius:999px;
 background:rgba(255,180,0,.14);color:#8c6000;font-weight:700;
}

/* ---------- compare ---------- */
.compare-wrap{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-col{
 border-radius:var(--radius-lg);padding:26px 24px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow-sm);
}
.compare-col.is-good{border-color:rgba(63,224,207,.55);background:linear-gradient(180deg,#f4fffd,#ffffff)}
.compare-col.is-risk{border-color:rgba(255,120,120,.4);background:linear-gradient(180deg,#fff7f5,#ffffff)}
.compare-col h3{font-size:18px;display:flex;align-items:center;gap:9px;margin-bottom:6px}
.dot{width:9px;height:9px;border-radius:50%;display:inline-block}
.dot.good{background:#20c2ae;box-shadow:0 0 0 4px rgba(32,194,174,.16)}
.dot.risk{background:#ff7a6b;box-shadow:0 0 0 4px rgba(255,122,107,.16)}
.compare-col .compare-sub{font-size:13px;color:var(--muted);margin-bottom:18px}
.compare-item{padding:13px 0;border-bottom:1px dashed var(--line)}
.compare-item:last-child{border-bottom:0;padding-bottom:0}
.compare-item .ci-top{display:flex;justify-content:space-between;gap:12px;font-size:14px;font-weight:700;color:#2a3157}
.compare-item .ci-top span{font-size:13px;color:var(--muted);font-weight:600}
.compare-item .ci-bar{height:8px;border-radius:99px;background:#eef1fa;margin-top:9px;overflow:hidden}
.compare-item .ci-bar i{display:block;height:100%;border-radius:99px}
.is-good .ci-bar i{background:linear-gradient(90deg,#3fe0cf,#20c2ae)}
.is-risk .ci-bar i{background:linear-gradient(90deg,#ffb3a8,#ff7a6b)}
.compare-item p{font-size:12.8px;color:var(--muted);margin-top:8px;line-height:1.7}

/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.tl-item{
 position:relative;padding:26px 22px 22px;border-radius:var(--radius);
 background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.13);
 transition:background .25s,transform .25s,border-color .25s;
}
.tl-item:hover{background:rgba(255,255,255,.1);transform:translateY(-4px);border-color:rgba(255,180,0,.45)}
.tl-item .tl-step{
 display:inline-flex;align-items:center;justify-content:center;
 font-size:12px;font-weight:800;letter-spacing:.1em;color:#20163a;
 background:linear-gradient(135deg,var(--gold-2),#ffa41b);
 padding:4px 12px;border-radius:999px;margin-bottom:14px;
}
.tl-item h3{font-size:16px;color:#fff;margin-bottom:10px}
.tl-item p{font-size:13.5px;color:rgba(255,255,255,.68);line-height:1.82}

/* ---------- latest list ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
 display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);
 border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-sm);
 transition:transform .25s,box-shadow .25s,border-color .25s;
}
.post-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(255,180,0,.55)}
.post-card .pc-thumb{height:158px;background:linear-gradient(135deg,#1a1f3d,#2c3468);position:relative;overflow:hidden}
.post-card .pc-thumb img{width:100%;height:100%;object-fit:cover;opacity:.92}
.post-card .pc-cat{
 position:absolute;left:12px;top:12px;font-size:11.5px;font-weight:700;
 background:rgba(13,17,44,.82);color:var(--gold-2);padding:4px 11px;border-radius:999px;
 border:1px solid rgba(255,255,255,.16);
}
.post-card .pc-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card h3{font-size:16px;line-height:1.5}
.post-card h3 a:hover{color:#8a5b00}
.post-card p{font-size:13.5px;color:var(--muted);line-height:1.8;flex:1}
.post-card .pc-meta{display:flex;justify-content:space-between;gap:10px;font-size:12.5px;color:#8b93b5;padding-top:6px;border-top:1px solid var(--line)}
.list-empty{
 padding:34px 26px;border-radius:var(--radius);border:1px dashed var(--line);
 background:#fbfcff;text-align:center;color:var(--muted);font-size:14.5px;
}

/* ---------- checklist / guarantee ---------- */
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.guard-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 20px;box-shadow:var(--shadow-sm);transition:transform .25s,box-shadow .25s;
}
.guard-item:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.guard-item .gi-icon{
 width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
 background:rgba(255,180,0,.15);color:#9a6b00;font-weight:900;font-size:15px;margin-bottom:14px;
}
.guard-item h3{font-size:15.5px;margin-bottom:8px}
.guard-item p{font-size:13.3px;color:var(--muted);line-height:1.78}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow-sm);overflow:hidden;transition:border-color .25s,box-shadow .25s;
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow)}
.faq-item summary{
 cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:15.5px;
 display:flex;align-items:center;justify-content:space-between;gap:16px;color:#222a52;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";flex-shrink:0;width:24px;height:24px;border-radius:8px;display:grid;place-items:center;
 background:rgba(255,180,0,.16);color:#8a5b00;font-weight:800;font-size:15px;transition:transform .25s;
}
.faq-item[open] summary::after{content:"−";transform:rotate(180deg)}
.faq-item .faq-answer{padding:0 22px 20px;font-size:14.3px;color:var(--muted);line-height:1.9}

/* ---------- cta / subscribe ---------- */
.cta-band{
 position:relative;overflow:hidden;border-radius:var(--radius-lg);
 padding:clamp(30px,4vw,52px);color:#fff;
 background:
 radial-gradient(600px 320px at 88% 0%,rgba(255,180,0,.3),transparent 62%),
 linear-gradient(140deg,#161c3c 0%,#232a52 60%,#171c3a 100%);
 box-shadow:var(--shadow-lg);
}
.cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,3.4vw,44px);align-items:center}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);line-height:1.35}
.cta-band p{margin-top:14px;color:rgba(255,255,255,.74);font-size:14.8px;line-height:1.9}
.cta-form{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:22px}
.cta-form label{display:block;font-size:12.5px;color:rgba(255,255,255,.66);margin-bottom:6px;font-weight:600}
.cta-form .field{margin-bottom:14px}
.cta-form input,.cta-form select{
 width:100%;padding:12px 14px;border-radius:10px;border:1px solid rgba(255,255,255,.2);
 background:rgba(10,14,36,.55);color:#fff;font-size:14px;transition:border-color .2s,box-shadow .2s;
}
.cta-form input::placeholder{color:rgba(255,255,255,.36)}
.cta-form input:focus,.cta-form select:focus{
 outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.22);
}
.cta-form .btn{width:100%}
.form-note{margin-top:12px;font-size:12px;color:rgba(255,255,255,.5);line-height:1.7}
.form-ok{margin-top:12px;font-size:13px;color:var(--cyan);display:none}
.form-ok.is-on{display:block}

/* ---------- footer ---------- */
.site-footer{background:#0d1130;color:rgba(255,255,255,.72);padding:clamp(44px,5vw,66px) 0 26px;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.5fr .8fr .8fr;gap:36px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand strong{color:#fff;font-size:16px}
.site-footer p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.58);max-width:460px}
.footer-col h3{color:#fff;font-size:14px;margin-bottom:14px;letter-spacing:.04em}
.footer-col ul{display:grid;gap:9px}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.62);transition:color .2s}
.footer-col a:hover{color:var(--gold-2)}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
 padding-top:22px;font-size:12.5px;color:rgba(255,255,255,.42);
}

/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-grid{grid-template-columns:1fr;gap:32px}
 .hero-panel{max-width:520px}
 .stat-board{grid-template-columns:repeat(2,1fr)}
 .matrix-grid{grid-template-columns:1fr}
 .scene-grid{grid-template-columns:1fr}
 .timeline{grid-template-columns:repeat(2,1fr)}
 .post-grid{grid-template-columns:repeat(2,1fr)}
 .guard-grid{grid-template-columns:repeat(2,1fr)}
 .compare-wrap{grid-template-columns:1fr}
 .cta-grid{grid-template-columns:1fr}
 .footer-top{grid-template-columns:1fr 1fr}
 .main-nav{gap:2px}
 .nav-link{padding:7px 11px;font-size:13.5px}
 .live-badge{display:none}
}
@media (max-width:860px){
 .header-inner{min-height:66px;gap:12px}
 .nav-toggle{display:flex}
 .main-nav{
  position:absolute;left:0;right:0;top:100%;
  flex-direction:column;align-items:stretch;gap:4px;
  background:rgba(11,15,38,.985);
  border-bottom:1px solid rgba(255,255,255,.1);
  padding:14px 22px 18px;margin:0;
  display:none;box-shadow:0 24px 44px rgba(0,0,0,.45);
 }
 .main-nav.is-open{display:flex}
 .nav-link{padding:11px 14px;font-size:14.5px;border-radius:10px}
 .header-actions{margin-left:auto}
 .brand-text small{display:none}
 .section-head{margin-bottom:32px}
}
@media (max-width:520px){
 .container{width:calc(100% - 32px)}
 .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
 .brand-text strong{font-size:13.5px}
 .hero{padding-top:36px}
 .hero h1{font-size:24px}
 .hero-actions .btn{width:100%}
 .stat-board{grid-template-columns:1fr}
 .scene-card{grid-template-columns:1fr}
 .scene-card img{width:100%;height:170px}
 .timeline{grid-template-columns:1fr}
 .post-grid{grid-template-columns:1fr}
 .guard-grid{grid-template-columns:1fr}
 .footer-top{grid-template-columns:1fr;gap:26px}
 .footer-bottom{flex-direction:column;gap:6px}
 .header-actions .btn-sm{display:none}
}