/* roulang page: index */
:root{
  --deep:#1a1f3d;
  --deep-2:#12162e;
  --deep-3:#0f1330;
  --gold:#ffb400;
  --gold-light:#ffc233;
  --gold-deep:#ff9d00;
  --cyan:#4de0d6;
  --violet:#5b6bd6;
  --bg:#f5f6fb;
  --bg-alt:#ffffff;
  --card:#ffffff;
  --text:#1c2033;
  --muted:#6b7280;
  --line:#e4e7f2;
  --radius:12px;
  --radius-lg:20px;
  --radius-pill:999px;
  --shadow:0 8px 28px rgba(20,24,60,.08);
  --shadow-hover:0 18px 42px rgba(20,24,60,.16);
  --container:1180px;
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:92px}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.78;
  color:var(--text);
  background:var(--bg);
  padding-bottom:74px;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border-radius:var(--radius)}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0 0 .55em;line-height:1.3;font-weight:800;letter-spacing:-.01em;color:#141830}
p{margin:0 0 1.05em}
ul,ol{margin:0 0 1em;padding:0;list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(16,20,44,.97);
  border-bottom:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(14px);
}
.header-inner{display:flex;align-items:center;gap:26px;min-height:74px}
.logo{display:flex;align-items:center;gap:11px;color:#fff;flex-shrink:0}
.logo-mark{
  display:grid;place-items:center;width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  color:#241705;font-size:13px;font-weight:900;letter-spacing:-.03em;
  box-shadow:0 6px 18px rgba(255,157,0,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;font-size:15px;font-weight:800;letter-spacing:.01em}
.logo-text em{font-style:normal;font-size:10.5px;letter-spacing:.2em;color:var(--gold);font-weight:700;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 13px;border-radius:8px;
  font-size:14.5px;color:rgba(255,255,255,.7);white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-link.is-active{color:#fff;font-weight:700}
.nav-link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--gold-light),var(--gold-deep));
}
.header-cta{
  padding:9px 20px;border-radius:var(--radius-pill);font-size:14px;font-weight:700;
  color:#241705;background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  box-shadow:0 8px 22px rgba(255,157,0,.28);white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease;
}
.header-cta:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,157,0,.4);color:#241705}
.header-cta:focus-visible{outline:2px solid #fff;outline-offset:3px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:var(--radius-pill);border:1px solid transparent;
  font-weight:800;font-size:15px;cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));color:#241705;box-shadow:0 10px 28px rgba(255,157,0,.34)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,157,0,.46);color:#241705}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-2px);color:#fff}
.btn-dark{background:var(--deep);color:#fff;box-shadow:var(--shadow)}
.btn-dark:hover{background:#232a52;transform:translateY(-2px)}
.btn:focus-visible{outline:2px solid var(--gold);outline-offset:3px}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;padding:74px 0 82px;background:linear-gradient(155deg,#12162e 0%,#1a1f3d 46%,#0f1330 100%)}
.hero-bg{position:absolute;inset:0;background:url(/assets/images/7b26718f81eb9f98.webp) center/cover no-repeat;opacity:.16}
.hero-bg::after{content:"";position:absolute;inset:0;background:radial-gradient(760px 360px at 80% -5%,rgba(255,180,0,.22),transparent 62%),radial-gradient(640px 340px at 4% 104%,rgba(77,224,214,.15),transparent 66%)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:start}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 14px;margin-bottom:20px;
  border-radius:var(--radius-pill);border:1px solid rgba(255,180,0,.42);
  background:rgba(255,180,0,.1);color:var(--gold-light);
  font-size:12.5px;font-weight:700;letter-spacing:.08em;
}
.hero-badge span{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold)}
.hero h1{font-size:clamp(30px,3.5vw,46px);line-height:1.22;color:#fff;margin-bottom:20px;letter-spacing:-.02em}
.hero h1 mark{background:none;color:var(--gold);padding:0}
.hero-lead{font-size:15.5px;line-height:1.95;color:rgba(255,255,255,.78);max-width:580px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px}
.hero-stat{
  padding:14px 20px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05);min-width:132px;
}
.hero-stat b{display:block;font-size:22px;color:var(--gold);line-height:1.2;letter-spacing:-.01em}
.hero-stat span{font-size:12.5px;color:rgba(255,255,255,.62);letter-spacing:.04em}

.quick-panel{
  border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.055);padding:22px;
  box-shadow:0 24px 60px rgba(0,0,0,.32);
}
.quick-title{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;font-size:13px;letter-spacing:.16em;color:rgba(255,255,255,.6);font-weight:700}
.quick-title b{color:var(--gold);letter-spacing:0}
.quick-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.quick-item{
  display:flex;flex-direction:column;gap:4px;padding:14px 15px;border-radius:var(--radius);
  background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.1);
  transition:background .2s ease,transform .2s ease,border-color .2s ease;
}
.quick-item:hover{background:rgba(255,180,0,.13);border-color:rgba(255,180,0,.42);transform:translateY(-2px)}
.quick-item b{font-size:14.5px;color:#fff;font-weight:700}
.quick-item span{font-size:12px;color:rgba(255,255,255,.55);line-height:1.5}
.quick-item:focus-visible{outline:2px solid var(--gold);outline-offset:2px}

/* ---------- sections ---------- */
.section{padding:76px 0}
.section--alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--deep{background:linear-gradient(160deg,#151a37,#101430);color:#fff}
.section--deep h2,.section--deep h3{color:#fff}
.section-head{max-width:760px;margin-bottom:42px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-block;margin-bottom:12px;padding:5px 13px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:800;letter-spacing:.14em;
  color:#8a5a00;background:rgba(255,180,0,.16);
}
.section--deep .eyebrow{color:var(--gold-light);background:rgba(255,180,0,.14)}
.section-head h2{font-size:clamp(23px,2.4vw,31px);margin-bottom:14px}
.section-head p{color:var(--muted);font-size:15.5px;margin:0}
.section--deep .section-head p{color:rgba(255,255,255,.7)}

/* ---------- cards & grids ---------- */
.grid{display:grid;gap:22px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#d6dbee}
.card h3{font-size:18px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px;margin:0}
.card-num{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:11px;
  background:rgba(91,107,214,.12);color:#3f4db0;font-weight:900;font-size:15px;margin-bottom:16px;
}
.card--dark{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.14);box-shadow:none}
.card--dark h3{color:#fff}
.card--dark p{color:rgba(255,255,255,.68)}
.card--dark:hover{background:rgba(255,180,0,.09);border-color:rgba(255,180,0,.38);box-shadow:0 18px 40px rgba(0,0,0,.3)}
.tag{
  display:inline-block;padding:4px 11px;border-radius:var(--radius-pill);
  font-size:11.5px;font-weight:800;letter-spacing:.06em;
  color:#3f4db0;background:rgba(91,107,214,.12);
}
.tag--gold{color:#8a5a00;background:rgba(255,180,0,.18)}
.tag--cyan{color:#0d6b64;background:rgba(77,224,214,.18)}

/* ---------- data strip ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-box{
  padding:26px 22px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);
  box-shadow:var(--shadow);text-align:center;
}
.stat-box b{display:block;font-size:29px;line-height:1.15;letter-spacing:-.02em;color:var(--deep);margin-bottom:6px}
.stat-box b i{font-style:normal;font-size:15px;color:var(--gold-deep);margin-left:2px}
.stat-box span{font-size:13px;color:var(--muted)}

/* ---------- feature list ---------- */
.feature{display:flex;gap:14px;align-items:flex-start}
.feature-ico{
  flex:0 0 42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(255,194,51,.24),rgba(255,157,0,.16));
  color:#8a5a00;font-weight:900;font-size:14px;
}

/* ---------- time cards ---------- */
.time-card{
  border-radius:var(--radius);border:1px solid var(--line);background:#fff;padding:24px;
  box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.time-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--gold-light),var(--gold-deep))}
.time-card b{display:block;font-size:16px;color:var(--deep);margin-bottom:6px}
.time-card em{font-style:normal;display:inline-block;font-size:12px;font-weight:800;color:#0d6b64;background:rgba(77,224,214,.16);padding:3px 10px;border-radius:var(--radius-pill);margin-bottom:10px}
.time-card p{color:var(--muted);font-size:14px;margin:0}

/* ---------- team ---------- */
.member{display:flex;gap:16px;align-items:flex-start;padding:24px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);transition:transform .22s ease,box-shadow .22s ease}
.member:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.avatar{
  flex:0 0 52px;height:52px;border-radius:16px;display:grid;place-items:center;
  font-weight:900;font-size:17px;color:#fff;
  background:linear-gradient(135deg,#3b4680,#1a1f3d);letter-spacing:-.02em;
}
.member b{display:block;font-size:16px;color:var(--deep)}
.member i{font-style:normal;font-size:12.5px;color:var(--gold-deep);font-weight:700;letter-spacing:.04em}
.member p{margin:8px 0 0;font-size:14px;color:var(--muted)}

/* ---------- split feature ---------- */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 22px 54px rgba(20,24,60,.2)}
.split-media img{width:100%;border-radius:0}
.split-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 22px;
  background:linear-gradient(180deg,transparent,rgba(10,13,32,.86));
  color:#fff;font-size:13.5px;line-height:1.6;
}
.check-list li{
  display:flex;gap:12px;align-items:flex-start;padding:13px 0;
  border-bottom:1px dashed var(--line);font-size:15px;color:#2c3150;
}
.check-list li:last-child{border-bottom:0}
.check-list li::before{
  content:"✓";flex:0 0 22px;height:22px;border-radius:50%;
  display:grid;place-items:center;font-size:12px;font-weight:900;
  color:#241705;background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  margin-top:4px;
}

/* ---------- reward ---------- */
.reward{position:relative;padding:28px 24px;border-radius:var(--radius);background:linear-gradient(165deg,#1c2247,#141834);color:#fff;border:1px solid rgba(255,255,255,.12);overflow:hidden;transition:transform .22s ease,box-shadow .22s ease}
.reward:hover{transform:translateY(-4px);box-shadow:0 20px 46px rgba(10,14,36,.42)}
.reward::after{content:"";position:absolute;right:-30px;top:-30px;width:104px;height:104px;border-radius:50%;background:radial-gradient(circle,rgba(255,180,0,.32),transparent 70%)}
.reward b{display:block;font-size:17px;margin-bottom:8px;color:#fff}
.reward span{display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.1em;color:var(--gold-light);margin-bottom:10px}
.reward p{color:rgba(255,255,255,.68);font-size:13.8px;margin:0}

/* ---------- timeline ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.tl-item{position:relative;padding:26px 22px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.tl-item::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:12px;font-weight:900;letter-spacing:.14em;color:var(--gold-deep);margin-bottom:10px;
}
.tl-item b{display:block;font-size:16px;color:var(--deep);margin-bottom:8px}
.tl-item p{font-size:14px;color:var(--muted);margin:0}

/* ---------- demo ---------- */
.demo{display:grid;grid-template-columns:.92fr 1.08fr;gap:0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
.demo-left{padding:38px 34px;background:linear-gradient(160deg,#f7f8fe,#eef1fb)}
.demo-left h3{font-size:20px;margin-bottom:12px}
.demo-left p{color:var(--muted);font-size:14.6px}
.demo-steps{margin-top:22px}
.demo-steps li{display:flex;gap:12px;align-items:flex-start;padding:10px 0;font-size:14.4px;color:#2c3150}
.demo-steps li b{
  flex:0 0 24px;height:24px;border-radius:8px;display:grid;place-items:center;
  background:var(--deep);color:var(--gold);font-size:12px;font-weight:900;margin-top:2px;
}
.demo-right{padding:38px 34px;background:linear-gradient(160deg,#151a37,#0f1330);color:#fff;display:flex;flex-direction:column;justify-content:center;gap:14px}
.demo-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:13px 16px;border-radius:10px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}
.demo-row span{font-size:13.5px;color:rgba(255,255,255,.66)}
.demo-row b{font-size:15.5px;color:var(--gold)}
.demo-meter{height:8px;border-radius:6px;background:rgba(255,255,255,.12);overflow:hidden;margin-top:6px}
.demo-meter i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,var(--gold-light),var(--gold-deep))}

/* ---------- compare ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-col{border-radius:var(--radius);padding:28px 26px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
.compare-col--accent{background:linear-gradient(165deg,#1b2145,#12162e);border-color:rgba(255,180,0,.34)}
.compare-col h3{font-size:17px;margin-bottom:16px}
.compare-col--accent h3{color:#fff}
.compare-col li{display:flex;gap:10px;align-items:flex-start;font-size:14.4px;padding:9px 0;color:#3a3f5c;border-bottom:1px dashed rgba(20,24,60,.09)}
.compare-col--accent li{color:rgba(255,255,255,.78);border-bottom-color:rgba(255,255,255,.12)}
.compare-col li:last-child{border-bottom:0}
.compare-col li i{font-style:normal;color:var(--gold-deep);font-weight:900}
.compare-col--accent li i{color:var(--gold)}

/* ---------- reviews ---------- */
.review{padding:26px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:14px}
.review-quote{font-size:15px;color:#2c3150;margin:0;line-height:1.85}
.review-who{display:flex;align-items:center;gap:12px;margin-top:auto}
.review-who .avatar{flex:0 0 40px;height:40px;border-radius:12px;font-size:14px}
.review-who b{display:block;font-size:14px;color:var(--deep)}
.review-who span{font-size:12.5px;color:var(--muted)}
.stars{color:var(--gold-deep);font-size:13px;letter-spacing:.16em}

/* ---------- news ---------- */
.news-layout{display:grid;grid-template-columns:1.55fr .95fr;gap:40px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:0}
.news-item{
  display:block;padding:22px 0;border-bottom:1px solid var(--line);
  transition:transform .2s ease;
}
.news-item:first-child{padding-top:0}
.news-item:hover{transform:translateX(4px)}
.news-item:hover h3{color:#3f4db0}
.news-meta{display:flex;align-items:center;gap:12px;margin-bottom:9px;font-size:12.5px;color:var(--muted)}
.news-item h3{font-size:17.5px;margin-bottom:8px;transition:color .2s ease}
.news-item p{color:var(--muted);font-size:14.4px;margin:0}
.news-side{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.news-side h3{font-size:16px;margin-bottom:16px}
.news-side figure{margin:0 0 20px;border-radius:var(--radius);overflow:hidden}
.news-side figure img{width:100%;border-radius:0}
.news-side figcaption{font-size:12.5px;color:var(--muted);padding:10px 2px 0}
.rank-list li{display:flex;gap:12px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14.2px}
.rank-list li:last-child{border-bottom:0;padding-bottom:0}
.rank-no{flex:0 0 24px;font-weight:900;font-size:12.5px;color:var(--gold-deep);margin-top:3px}
.rank-list a{color:#2c3150;line-height:1.6}
.rank-list a:hover{color:#3f4db0}
.empty-note{color:var(--muted);font-size:14.5px;padding:22px 0;margin:0}

/* ---------- category wall ---------- */
.cat-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{
  position:relative;display:block;padding:30px 26px;border-radius:var(--radius);
  background:linear-gradient(160deg,#1c2247,#131733);color:#fff;border:1px solid rgba(255,255,255,.12);
  overflow:hidden;transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.cat-card:hover{transform:translateY(-4px);box-shadow:0 22px 48px rgba(8,12,32,.45);border-color:rgba(255,180,0,.5)}
.cat-card span{display:inline-block;font-size:11.5px;font-weight:800;letter-spacing:.16em;color:var(--gold-light);margin-bottom:12px}
.cat-card b{display:block;font-size:19px;margin-bottom:10px}
.cat-card p{color:rgba(255,255,255,.68);font-size:14px;margin:0 0 16px}
.cat-card i{font-style:normal;font-size:13.5px;font-weight:800;color:var(--gold)}

/* ---------- faq ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);background:#fff;
  box-shadow:0 4px 16px rgba(20,24,60,.05);overflow:hidden;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:#d3d9ee;box-shadow:var(--shadow)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 54px 20px 24px;position:relative;
  font-weight:800;font-size:15.5px;color:#20264a;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);
  width:24px;height:24px;border-radius:50%;display:grid;place-items:center;
  background:rgba(255,180,0,.18);color:#8a5a00;font-weight:900;font-size:15px;
}
.faq-item[open] summary::after{content:"–"}
.faq-item summary:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}
.faq-item .faq-body{padding:0 24px 22px;color:var(--muted);font-size:14.8px;line-height:1.85}

/* ---------- form ---------- */
.form-wrap{
  display:grid;grid-template-columns:.95fr 1.05fr;gap:44px;align-items:center;
  padding:44px;border-radius:var(--radius-lg);
  background:linear-gradient(160deg,#1a1f3d,#101430);color:#fff;
  border:1px solid rgba(255,255,255,.1);box-shadow:0 26px 60px rgba(12,16,40,.34);
}
.form-wrap h2{color:#fff;font-size:clamp(22px,2.3vw,29px);margin-bottom:14px}
.form-wrap p{color:rgba(255,255,255,.7);font-size:15px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:700;letter-spacing:.06em;color:rgba(255,255,255,.72);margin-bottom:7px}
.field input,.field select{
  width:100%;padding:13px 16px;border-radius:10px;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);
  color:#fff;font-size:14.5px;transition:border-color .2s ease,background .2s ease;
}
.field input::placeholder{color:rgba(255,255,255,.4)}
.field input:focus,.field select:focus{outline:none;border-color:var(--gold);background:rgba(255,255,255,.11);box-shadow:0 0 0 3px rgba(255,180,0,.18)}
.field select option{color:#1c2033}
.form-note{font-size:12.8px;color:rgba(255,255,255,.55);margin:12px 0 0;min-height:20px}

/* ---------- guarantee ---------- */
.guarantee{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.g-item{display:flex;gap:12px;align-items:flex-start;padding:20px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:0 4px 16px rgba(20,24,60,.05)}
.g-item b{font-size:14.6px;color:var(--deep);display:block;margin-bottom:4px}
.g-item p{font-size:13.2px;color:var(--muted);margin:0}
.g-dot{flex:0 0 8px;height:8px;border-radius:50%;background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));margin-top:8px}

/* ---------- footer ---------- */
.site-footer{background:linear-gradient(170deg,#141834,#0d1128);color:rgba(255,255,255,.7);padding:60px 0 34px;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:44px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.6);margin:16px 0 0;max-width:400px;line-height:1.8}
.footer-col h4{font-size:13px;letter-spacing:.14em;color:rgba(255,255,255,.5);margin-bottom:16px;font-weight:800}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.72)}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;padding-top:26px;font-size:13px;color:rgba(255,255,255,.46)}
.footer-bottom a{color:rgba(255,255,255,.46)}
.footer-bottom a:hover{color:var(--gold)}

/* ---------- fixed cta ---------- */
.fixed-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(14,18,40,.96);backdrop-filter:blur(14px);
  border-top:1px solid rgba(255,180,0,.28);
  padding:12px 0;
}
.fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:20px}
.fixed-inner b{font-size:14.5px;color:#fff;display:block}
.fixed-inner span{font-size:12.5px;color:rgba(255,255,255,.58)}
.fixed-inner .btn{padding:11px 24px;font-size:14px}

/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .split{grid-template-columns:1fr;gap:32px}
  .news-layout{grid-template-columns:1fr;gap:32px}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .guarantee{grid-template-columns:repeat(2,1fr)}
  .form-wrap{grid-template-columns:1fr;gap:28px;padding:36px}
  .footer-top{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  body{padding-bottom:88px}
  .header-inner{flex-wrap:wrap;gap:10px;padding:12px 0}
  .main-nav{
    order:3;width:100%;margin-left:0;overflow-x:auto;gap:2px;
    padding-bottom:4px;scrollbar-width:none;
  }
  .main-nav::-webkit-scrollbar{display:none}
  .nav-link{padding:8px 12px;font-size:14px}
  .header-cta{margin-left:auto;padding:8px 16px;font-size:13px}
  .hero{padding:52px 0 58px}
  .hero-lead{font-size:15px}
  .hero-stats{gap:10px}
  .hero-stat{flex:1 1 46%;padding:12px 14px}
  .section{padding:54px 0}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .compare,.cat-wall,.timeline,.guarantee,.stat-strip{grid-template-columns:1fr}
  .demo{grid-template-columns:1fr}
  .demo-left,.demo-right{padding:28px 22px}
  .form-wrap{padding:28px 22px}
  .footer-top{grid-template-columns:1fr;gap:26px}
  .fixed-inner{flex-direction:column;align-items:stretch;text-align:center;gap:10px}
  .fixed-inner .btn{width:100%}
  .container{padding:0 18px}
  .quick-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
  .quick-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .hero h1{font-size:27px}
  .stat-box b{font-size:25px}
  .logo-text{font-size:13.5px}
  .logo-text em{font-size:9.5px;letter-spacing:.14em}
  .card,.member,.review,.time-card{padding:20px}
  .faq-item summary{padding:17px 46px 17px 18px;font-size:14.5px}
  .faq-item .faq-body{padding:0 18px 18px}
}

/* roulang page: category1 */
:root{
 --deep:#1a1f3d;
 --deep-2:#12162e;
 --deep-3:#0f1330;
 --gold:#ffb400;
 --gold-light:#ffc233;
 --gold-deep:#ff9d00;
 --cyan:#4de0d6;
 --violet:#5b6bd6;
 --bg:#f5f6fb;
 --bg-alt:#ffffff;
 --card:#ffffff;
 --text:#1c2033;
 --muted:#6b7280;
 --line:#e4e7f2;
 --radius:12px;
 --radius-lg:20px;
 --radius-pill:999px;
 --shadow:0 8px 28px rgba(20,24,60,.08);
 --shadow-hover:0 18px 42px rgba(20,24,60,.16);
 --container:1180px;
 --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:92px}
body{
 margin:0;
 font-family:var(--font);
 font-size:16px;
 line-height:1.78;
 color:var(--text);
 background:var(--bg);
 padding-bottom:74px;
 -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border-radius:var(--radius)}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.01em;color:var(--text)}
p{margin:0 0 1em}
p:last-child{margin-bottom:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(16,20,44,.97);
 border-bottom:1px solid rgba(255,255,255,.08);
 backdrop-filter:blur(14px);
}
.header-inner{display:flex;align-items:center;gap:26px;min-height:74px}
.logo{display:flex;align-items:center;gap:11px;color:#fff;flex-shrink:0}
.logo-mark{
 display:grid;place-items:center;width:36px;height:36px;border-radius:10px;
 background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
 color:#241705;font-size:13px;font-weight:900;letter-spacing:-.03em;
 box-shadow:0 6px 18px rgba(255,157,0,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;font-size:15px;font-weight:800;letter-spacing:.01em}
.logo-text em{font-style:normal;font-size:10.5px;letter-spacing:.2em;color:var(--gold);font-weight:700;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 position:relative;padding:9px 13px;border-radius:8px;
 font-size:14.5px;color:rgba(255,255,255,.7);white-space:nowrap;
 transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-link.is-active{color:#fff;font-weight:700}
.nav-link.is-active::after{
 content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;
 background:linear-gradient(90deg,var(--gold-light),var(--gold-deep));
}
.header-cta{
 padding:9px 20px;border-radius:var(--radius-pill);font-size:14px;font-weight:700;
 color:#241705;background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
 box-shadow:0 8px 22px rgba(255,157,0,.28);white-space:nowrap;
 transition:transform .2s ease,box-shadow .2s ease;
}
.header-cta:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,157,0,.4);color:#241705}
.header-cta:focus-visible{outline:2px solid #fff;outline-offset:3px}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:14px 30px;border-radius:var(--radius-pill);border:1px solid transparent;
 font-weight:800;font-size:15px;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));color:#241705;box-shadow:0 10px 28px rgba(255,157,0,.34)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,157,0,.46);color:#241705}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-2px);color:#fff}
.btn-dark{background:var(--deep);color:#fff;box-shadow:var(--shadow)}
.btn-dark:hover{background:#232a52;transform:translateY(-2px);color:#fff}
.btn:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;padding:74px 0 82px;background:linear-gradient(155deg,#12162e 0%,#1a1f3d 46%,#0f1330 100%)}
.hero-bg{position:absolute;inset:0;background:url(/assets/images/7b26718f81eb9f98.webp) center/cover no-repeat;opacity:.16}
.hero-bg::after{content:"";position:absolute;inset:0;background:radial-gradient(760px 360px at 80% -5%,rgba(255,180,0,.22),transparent 62%),radial-gradient(640px 340px at 4% 104%,rgba(77,224,214,.15),transparent 66%)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:52px;align-items:start}
.hero-badge{
 display:inline-flex;align-items:center;gap:8px;padding:6px 14px;margin-bottom:20px;
 border-radius:var(--radius-pill);border:1px solid rgba(255,180,0,.42);
 background:rgba(255,180,0,.1);color:var(--gold-light);
 font-size:12.5px;font-weight:700;letter-spacing:.08em;
}
.hero-badge span{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold)}
.hero h1{font-size:clamp(30px,3.5vw,46px);line-height:1.22;color:#fff;margin-bottom:20px;letter-spacing:-.02em}
.hero h1 mark{background:none;color:var(--gold);padding:0}
.hero-lead{font-size:15.5px;line-height:1.95;color:rgba(255,255,255,.78);max-width:580px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{display:flex;flex-wrap:wrap;gap:14px}
.hero-stat{
 padding:14px 20px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.14);
 background:rgba(255,255,255,.05);min-width:132px;
}
.hero-stat b{display:block;font-size:22px;color:var(--gold);line-height:1.2;letter-spacing:-.01em}
.hero-stat span{font-size:12.5px;color:rgba(255,255,255,.62);letter-spacing:.04em}
/* ---------- level card (hero aside) ---------- */
.level-card{
 position:relative;padding:26px 26px 24px;border-radius:var(--radius-lg);
 background:linear-gradient(165deg,rgba(255,255,255,.1),rgba(255,255,255,.03));
 border:1px solid rgba(255,180,0,.26);
 box-shadow:0 24px 60px rgba(0,0,0,.34);
}
.level-card::before{
 content:"";position:absolute;inset:0;border-radius:var(--radius-lg);pointer-events:none;
 background:radial-gradient(320px 160px at 100% 0%,rgba(255,180,0,.2),transparent 70%);
}
.level-head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px;position:relative}
.level-head h2{font-size:15px;color:#fff;letter-spacing:.02em}
.level-pill{
 display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--radius-pill);
 background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));color:#241705;
 font-size:12px;font-weight:900;letter-spacing:.06em;
}
.level-title{position:relative;font-size:26px;font-weight:900;color:#fff;line-height:1.24;margin-bottom:6px;letter-spacing:-.02em}
.level-sub{position:relative;font-size:13px;color:rgba(255,255,255,.6);margin-bottom:20px}
.level-bar{position:relative;height:8px;border-radius:var(--radius-pill);background:rgba(255,255,255,.12);overflow:hidden;margin-bottom:10px}
.level-bar i{display:block;height:100%;width:78%;border-radius:var(--radius-pill);background:linear-gradient(90deg,var(--gold-light),var(--cyan))}
.level-meta{position:relative;display:flex;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.55);margin-bottom:22px}
.level-list{position:relative;display:grid;gap:10px;margin-bottom:22px}
.level-list li{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:rgba(255,255,255,.78);line-height:1.6}
.level-list li b{color:var(--gold);font-weight:800}
.tick{
 flex:0 0 18px;width:18px;height:18px;margin-top:3px;border-radius:50%;
 display:grid;place-items:center;font-size:10px;font-weight:900;color:#241705;
 background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
}
.level-card .btn{position:relative;width:100%}
/* ---------- section ---------- */
.section{padding:78px 0;position:relative}
.section--alt{background:var(--bg-alt)}
.section--deep{background:linear-gradient(160deg,#141935,#1a1f3d 60%,#12162e);color:#fff}
.section--deep h2,.section--deep h3{color:#fff}
.eyebrow{
 display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:800;
 letter-spacing:.18em;color:var(--gold-deep);margin-bottom:14px;text-transform:uppercase;
}
.section--deep .eyebrow{color:var(--gold)}
.eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:currentColor}
.section-head{max-width:720px;margin-bottom:40px}
.section-head h2{font-size:clamp(24px,2.5vw,32px);line-height:1.32;margin-bottom:14px}
.section-head p{font-size:15px;line-height:1.9;color:var(--muted)}
.section--deep .section-head p{color:rgba(255,255,255,.72)}
.head-row{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;flex-wrap:wrap}
.head-row .section-head{margin-bottom:0}
/* ---------- snapshot ---------- */
.snapshot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:34px}
.snap-card{
 padding:24px 22px;border-radius:var(--radius);background:var(--card);
 border:1px solid var(--line);box-shadow:var(--shadow);
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.snap-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:rgba(255,180,0,.5)}
.snap-card b{display:block;font-size:30px;line-height:1.1;color:var(--deep);letter-spacing:-.03em;margin-bottom:6px}
.snap-card b em{font-style:normal;font-size:15px;color:var(--gold-deep);margin-left:3px;font-weight:800}
.snap-card span{display:block;font-size:13.5px;color:var(--muted);line-height:1.65}
.snap-card .tag{margin-bottom:14px}
.tag{
 display:inline-flex;align-items:center;padding:4px 11px;border-radius:var(--radius-pill);
 font-size:11.5px;font-weight:800;letter-spacing:.06em;
 background:rgba(91,107,214,.1);color:var(--violet);
}
.tag--gold{background:rgba(255,180,0,.16);color:#a76f00}
.tag--cyan{background:rgba(77,224,214,.16);color:#0f8b83}
/* ---------- node cards ---------- */
.node-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.node-card{
 position:relative;padding:28px 24px 26px;border-radius:var(--radius);background:var(--card);
 border:1px solid var(--line);box-shadow:var(--shadow);
 transition:transform .25s ease,box-shadow .25s ease;
}
.node-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.node-num{
 display:grid;place-items:center;width:42px;height:42px;border-radius:12px;margin-bottom:18px;
 font-size:15px;font-weight:900;color:#241705;
 background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
 box-shadow:0 10px 22px rgba(255,157,0,.3);
}
.node-card h3{font-size:17.5px;margin-bottom:10px}
.node-card p{font-size:14px;line-height:1.85;color:var(--muted);margin-bottom:16px}
.node-card .node-meta{display:flex;flex-wrap:wrap;gap:8px;font-size:12px}
.node-card .node-meta i{
 font-style:normal;padding:4px 10px;border-radius:var(--radius-pill);
 background:var(--bg);border:1px solid var(--line);color:#4b5169;font-weight:700;
}
/* ---------- split ---------- */
.split{display:grid;grid-template-columns:.95fr 1.05fr;gap:54px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 24px 60px rgba(14,18,44,.28)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-media .media-label{
 position:absolute;left:18px;bottom:18px;padding:8px 15px;border-radius:var(--radius-pill);
 background:rgba(16,20,44,.82);color:#fff;font-size:12.5px;font-weight:700;letter-spacing:.04em;
 backdrop-filter:blur(8px);
}
.checklist{display:grid;gap:16px;margin-top:28px}
.checklist li{
 display:flex;gap:14px;padding:18px 20px;border-radius:var(--radius);
 background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);
 transition:background .2s ease,border-color .2s ease;
}
.checklist li:hover{background:rgba(255,255,255,.09);border-color:rgba(255,180,0,.34)}
.checklist b{display:block;font-size:15px;color:#fff;margin-bottom:4px}
.checklist p{font-size:13.5px;line-height:1.8;color:rgba(255,255,255,.68);margin:0}
/* ---------- tier list ---------- */
.tier-list{display:grid;gap:14px;margin-top:34px}
.tier-item{
 display:grid;grid-template-columns:120px 1fr 150px;gap:24px;align-items:center;
 padding:22px 26px;border-radius:var(--radius);background:var(--card);
 border:1px solid var(--line);box-shadow:var(--shadow);
 transition:transform .22s ease,box-shadow .22s ease;
}
.tier-item:hover{transform:translateX(4px);box-shadow:var(--shadow-hover)}
.tier-name{font-size:15px;font-weight:900;color:var(--deep)}
.tier-name span{display:block;font-size:11.5px;color:var(--muted);font-weight:700;letter-spacing:.08em;margin-top:3px}
.tier-desc{font-size:14px;line-height:1.8;color:var(--muted)}
.tier-meter{height:8px;border-radius:var(--radius-pill);background:var(--bg);overflow:hidden}
.tier-meter i{display:block;height:100%;border-radius:var(--radius-pill);background:linear-gradient(90deg,var(--gold-light),var(--gold-deep))}
.tier-meter b{display:block;margin-top:8px;font-size:12px;color:#4b5169;text-align:right;font-weight:700}
/* ---------- table ---------- */
.split-table{display:grid;grid-template-columns:1.35fr .65fr;gap:40px;align-items:start}
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:var(--card);box-shadow:var(--shadow)}
table.compare{width:100%;border-collapse:collapse;min-width:520px}
table.compare thead th{
 background:var(--deep);color:#fff;font-size:13px;font-weight:800;letter-spacing:.05em;
 padding:15px 18px;text-align:left;white-space:nowrap;
}
table.compare tbody td{padding:15px 18px;font-size:14px;border-top:1px solid var(--line);color:#3c4257;vertical-align:top}
table.compare tbody tr:nth-child(even){background:#fafbff}
table.compare tbody td:first-child{font-weight:800;color:var(--deep);white-space:nowrap}
.aside-note{
 padding:24px;border-radius:var(--radius);background:var(--bg-alt);
 border:1px solid var(--line);box-shadow:var(--shadow);
}
.aside-note h3{font-size:16px;margin-bottom:12px}
.aside-note p{font-size:13.5px;line-height:1.85;color:var(--muted)}
.aside-note ul{display:grid;gap:10px;margin-top:16px}
.aside-note li{position:relative;padding-left:16px;font-size:13.5px;color:#3c4257;line-height:1.7}
.aside-note li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--gold)}
/* ---------- quotes ---------- */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:36px}
.quote-card{
 padding:26px 24px;border-radius:var(--radius);background:rgba(255,255,255,.055);
 border:1px solid rgba(255,255,255,.1);position:relative;
 transition:background .22s ease,transform .22s ease;
}
.quote-card:hover{background:rgba(255,255,255,.09);transform:translateY(-3px)}
.quote-card::before{
 content:"”";position:absolute;right:20px;top:6px;font-size:56px;line-height:1;
 color:rgba(255,180,0,.3);font-family:Georgia,serif;
}
.quote-card p{font-size:14px;line-height:1.9;color:rgba(255,255,255,.8);margin-bottom:18px;position:relative}
.quote-user{display:flex;align-items:center;gap:11px}
.quote-avatar{
 width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
 background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
 color:#241705;font-weight:900;font-size:13px;flex-shrink:0;
}
.quote-user b{display:block;font-size:13.5px;color:#fff;font-weight:800}
.quote-user span{display:block;font-size:12px;color:rgba(255,255,255,.55)}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;margin-top:34px;max-width:900px}
.faq-item{
 border-radius:var(--radius);background:var(--card);border:1px solid var(--line);
 box-shadow:var(--shadow);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-hover)}
.faq-item summary{
 display:flex;align-items:center;justify-content:space-between;gap:18px;
 padding:19px 24px;cursor:pointer;font-size:15.5px;font-weight:800;color:var(--deep);
 list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"+";flex-shrink:0;font-size:20px;font-weight:700;color:var(--gold-deep);
 transition:transform .22s ease;line-height:1;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}
.faq-body{padding:0 24px 22px;font-size:14px;line-height:1.9;color:var(--muted)}
/* ---------- form ---------- */
.form-wrap{
 display:grid;grid-template-columns:.85fr 1.15fr;gap:48px;align-items:start;
 padding:44px;border-radius:var(--radius-lg);background:var(--bg-alt);
 border:1px solid var(--line);box-shadow:var(--shadow);
}
.form-intro h2{font-size:clamp(22px,2.4vw,29px);line-height:1.34;margin-bottom:14px}
.form-intro p{font-size:14.5px;line-height:1.9;color:var(--muted)}
.form-intro .mini-stats{display:flex;gap:26px;margin-top:26px;flex-wrap:wrap}
.form-intro .mini-stats b{display:block;font-size:24px;color:var(--deep);letter-spacing:-.02em}
.form-intro .mini-stats span{font-size:12.5px;color:var(--muted)}
.record-form{display:grid;gap:16px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:13px;font-weight:800;color:var(--deep);letter-spacing:.02em}
.field input,.field select,.field textarea{
 width:100%;padding:12px 15px;border-radius:10px;border:1px solid var(--line);
 background:#fff;color:var(--text);font-size:14px;line-height:1.5;
 transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:104px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{
 outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(255,180,0,.18);
}
.form-note{font-size:12.5px;color:var(--muted);line-height:1.7}
.record-form .btn{width:100%}
/* ---------- cta band ---------- */
.cta-band{
 display:flex;align-items:center;justify-content:space-between;gap:34px;flex-wrap:wrap;
 padding:40px 44px;border-radius:var(--radius-lg);
 background:linear-gradient(135deg,#1a1f3d,#12162e 70%);
 box-shadow:0 24px 60px rgba(14,18,44,.3);position:relative;overflow:hidden;
}
.cta-band::after{
 content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
 background:radial-gradient(circle,rgba(255,180,0,.28),transparent 70%);
}
.cta-band h2{font-size:clamp(21px,2.3vw,28px);color:#fff;margin-bottom:8px;position:relative}
.cta-band p{font-size:14px;color:rgba(255,255,255,.7);margin:0;position:relative}
.cta-band .btn{position:relative;flex-shrink:0}
/* ---------- sticky bar ---------- */
.sticky-bar{
 position:fixed;left:0;right:0;bottom:0;z-index:90;
 background:rgba(15,19,48,.96);border-top:1px solid rgba(255,255,255,.1);
 backdrop-filter:blur(14px);
}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:66px;padding:10px 0}
.sticky-text{display:flex;flex-direction:column;line-height:1.4;min-width:0}
.sticky-text b{font-size:14px;color:#fff;font-weight:800}
.sticky-text span{font-size:12px;color:rgba(255,255,255,.55)}
.sticky-bar .btn{padding:10px 22px;font-size:13.5px;flex-shrink:0}
/* ---------- footer ---------- */
.site-footer{background:#0f1330;color:rgba(255,255,255,.7);padding:62px 0 26px;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:44px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.58);margin-top:16px;max-width:420px}
.footer-col h4{font-size:13px;color:#fff;letter-spacing:.14em;margin-bottom:16px;font-weight:800}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.62)}
.footer-col a:hover{color:var(--gold)}
.footer-col a:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.footer-bottom{
 display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
 padding-top:22px;font-size:12.5px;color:rgba(255,255,255,.42);
}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-inner{grid-template-columns:1fr;gap:40px}
 .hero-lead{max-width:none}
 .snapshot-grid{grid-template-columns:repeat(2,1fr)}
 .node-grid{grid-template-columns:1fr;gap:16px}
 .split{grid-template-columns:1fr;gap:34px}
 .split-table{grid-template-columns:1fr;gap:26px}
 .quote-grid{grid-template-columns:1fr;gap:16px}
 .form-wrap{grid-template-columns:1fr;gap:30px;padding:32px}
 .tier-item{grid-template-columns:100px 1fr;row-gap:12px}
 .tier-meter{grid-column:1 / -1}
 .footer-top{grid-template-columns:1fr 1fr;gap:32px}
 .footer-brand{grid-column:1 / -1}
 .main-nav{gap:0}
 .nav-link{padding:9px 10px;font-size:13.5px}
}
@media (max-width:768px){
 .header-inner{flex-wrap:wrap;gap:12px;padding:12px 0;min-height:auto}
 .logo{order:1}
 .header-cta{order:2;margin-left:auto;padding:8px 16px;font-size:13px}
 .main-nav{
   order:3;width:100%;margin-left:0;overflow-x:auto;
   padding-bottom:4px;border-top:1px solid rgba(255,255,255,.08);padding-top:8px;
   -webkit-overflow-scrolling:touch;
 }
 .main-nav::-webkit-scrollbar{height:0}
 .section{padding:56px 0}
 .hero{padding:52px 0 60px}
 .container{padding:0 18px}
 .snapshot-grid{grid-template-columns:1fr 1fr;gap:12px}
 .snap-card{padding:18px 16px}
 .snap-card b{font-size:24px}
 .form-grid{grid-template-columns:1fr}
 .cta-band{padding:30px 24px;gap:20px}
 .footer-top{grid-template-columns:1fr;gap:28px}
 .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
 .sticky-text span{display:none}
 .form-wrap{padding:24px}
 .faq-item summary{padding:16px 18px;font-size:14.5px}
 .faq-body{padding:0 18px 18px}
}
@media (max-width:520px){
 .hero h1{font-size:26px}
 .hero-actions .btn{width:100%}
 .hero-stat{flex:1 1 45%;min-width:0;padding:12px 14px}
 .snapshot-grid{grid-template-columns:1fr}
 .logo-text{font-size:13.5px}
 .logo-mark{width:32px;height:32px;font-size:12px}
 .node-card{padding:22px 18px}
 .tier-item{grid-template-columns:1fr;padding:18px}
 .sticky-inner{min-height:60px}
 .sticky-bar .btn{padding:9px 16px;font-size:12.5px}
 .section-head h2{font-size:22px}
}

/* roulang page: article */
:root{
  --deep:#1a1f3d;
  --deep-2:#12162e;
  --deep-3:#0f1330;
  --gold:#ffb400;
  --gold-light:#ffc233;
  --gold-deep:#ff9d00;
  --cyan:#4de0d6;
  --violet:#5b6bd6;
  --bg:#f5f6fb;
  --bg-alt:#ffffff;
  --card:#ffffff;
  --text:#1c2033;
  --muted:#6b7280;
  --line:#e4e7f2;
  --radius:12px;
  --radius-lg:20px;
  --radius-pill:999px;
  --shadow:0 8px 28px rgba(20,24,60,.08);
  --shadow-hover:0 18px 42px rgba(20,24,60,.16);
  --container:1180px;
  --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.8;
  color:var(--text);
  background:var(--bg);
  padding-bottom:92px;
  -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border-radius:var(--radius)}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin-top:0;line-height:1.28;font-weight:800;color:var(--text)}
p{margin-top:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(16,20,44,.97);
  border-bottom:1px solid rgba(255,255,255,.08);
  backdrop-filter:blur(14px);
}
.header-inner{display:flex;align-items:center;gap:26px;min-height:74px}
.logo{display:flex;align-items:center;gap:11px;color:#fff;flex-shrink:0}
.logo-mark{
  display:grid;place-items:center;width:36px;height:36px;border-radius:10px;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  color:#241705;font-size:13px;font-weight:900;letter-spacing:-.03em;
  box-shadow:0 6px 18px rgba(255,157,0,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;font-size:15px;font-weight:800;letter-spacing:.01em}
.logo-text em{font-style:normal;font-size:10.5px;letter-spacing:.2em;color:var(--gold);font-weight:700;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  position:relative;padding:9px 13px;border-radius:8px;
  font-size:14.5px;color:rgba(255,255,255,.7);white-space:nowrap;
  transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-link.is-active{color:#fff;font-weight:700}
.nav-link.is-active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--gold-light),var(--gold-deep));
}
.header-cta{
  padding:9px 20px;border-radius:var(--radius-pill);font-size:14px;font-weight:700;
  color:#241705;background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  box-shadow:0 8px 22px rgba(255,157,0,.28);white-space:nowrap;
  transition:transform .2s ease,box-shadow .2s ease;
}
.header-cta:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,157,0,.4);color:#241705}
.header-cta:focus-visible{outline:2px solid #fff;outline-offset:3px}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 28px;border-radius:var(--radius-pill);border:1px solid transparent;
  font-weight:800;font-size:15px;cursor:pointer;line-height:1.4;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));color:#241705;box-shadow:0 10px 28px rgba(255,157,0,.34)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,157,0,.46);color:#241705}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-2px);color:#fff}
.btn-dark{background:var(--deep);color:#fff;box-shadow:var(--shadow)}
.btn-dark:hover{background:#232a52;transform:translateY(-2px);color:#fff}
.btn:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
/* ---------- article hero ---------- */
.article-hero{
  position:relative;overflow:hidden;color:#fff;
  padding:58px 0 62px;
  background:linear-gradient(150deg,#12162e 0%,#1a1f3d 52%,#0f1330 100%);
}
.article-hero-bg{
  position:absolute;inset:0;
  background:url(/assets/images/01761f259f5c8bc0.webp) center/cover no-repeat;
  opacity:.14;
}
.article-hero-bg::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(720px 340px at 82% -8%,rgba(255,180,0,.22),transparent 62%),
             radial-gradient(620px 320px at 2% 108%,rgba(77,224,214,.14),transparent 68%);
}
.hero-grid{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:rgba(255,255,255,.55);margin-bottom:18px}
.breadcrumbs span.sep{color:rgba(255,255,255,.28)}
.breadcrumbs .current{color:rgba(255,255,255,.78);max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 13px;border-radius:var(--radius-pill);
  font-size:12.5px;font-weight:700;letter-spacing:.04em;
  background:rgba(255,180,0,.12);border:1px solid rgba(255,180,0,.4);color:var(--gold-light);
}
.tag.tag-cyan{background:rgba(77,224,214,.1);border-color:rgba(77,224,214,.36);color:var(--cyan)}
.article-hero h1{
  color:#fff;font-size:clamp(27px,3.2vw,43px);line-height:1.26;letter-spacing:-.02em;margin-bottom:18px;
}
.article-hero h1 mark{background:none;color:var(--gold);padding:0}
.article-lead{
  font-size:15px;line-height:1.95;color:rgba(255,255,255,.76);
  max-width:640px;margin-bottom:24px;
}
.meta-list{display:flex;flex-wrap:wrap;gap:10px 22px;list-style:none;margin:0 0 26px;padding:0;font-size:13px;color:rgba(255,255,255,.62)}
.meta-list li{display:flex;align-items:center;gap:8px}
.meta-list li::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--gold);opacity:.8}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-cover{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(255,255,255,.16);
  box-shadow:0 26px 60px rgba(6,9,28,.5);
  background:rgba(255,255,255,.04);
}
.hero-cover img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:0}
.hero-cover-cap{
  position:absolute;left:14px;bottom:14px;
  padding:6px 14px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:700;letter-spacing:.06em;color:#241705;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  box-shadow:0 8px 18px rgba(0,0,0,.3);
}
.hero-mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px}
.hero-mini-stats div{
  padding:10px 12px;border-radius:10px;text-align:center;
  background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);
}
.hero-mini-stats b{display:block;font-size:16px;color:var(--gold);line-height:1.3}
.hero-mini-stats span{font-size:11.5px;color:rgba(255,255,255,.6);letter-spacing:.04em}
/* ---------- sections ---------- */
.band{padding:62px 0}
.band-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:32px}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:.2em;
  color:var(--gold-deep);margin-bottom:10px;
}
.section-head h2{font-size:clamp(21px,2.4vw,30px);letter-spacing:-.01em;margin-bottom:12px}
.section-head p{color:var(--muted);font-size:15px;line-height:1.9;margin-bottom:0}
/* ---------- article body ---------- */
.article-wrap{max-width:900px;margin:0 auto}
.article-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);padding:38px 42px;
}
.article-body{font-size:16.5px;line-height:1.95;color:#262b45}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  font-size:23px;margin:36px 0 14px;padding-left:14px;
  border-left:4px solid var(--gold);letter-spacing:-.01em;
}
.article-body h3{font-size:18.5px;margin:26px 0 10px;color:var(--deep)}
.article-body h4{font-size:16.5px;margin:22px 0 8px;color:var(--deep)}
.article-body p{margin-bottom:16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin-bottom:8px}
.article-body strong{color:var(--deep);font-weight:800}
.article-body a{color:var(--violet);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--gold-deep)}
.article-body blockquote{
  margin:22px 0;padding:16px 22px;border-left:4px solid var(--violet);
  background:#f6f7ff;border-radius:0 var(--radius) var(--radius) 0;color:#3a3f5c;
}
.article-body img{border-radius:var(--radius);margin:20px 0;box-shadow:var(--shadow)}
.article-body .table-wrap{overflow-x:auto;margin:20px 0;border-radius:var(--radius);border:1px solid var(--line)}
.table-wrap{overflow-x:auto}
table.data-table{width:100%;border-collapse:collapse;font-size:14.5px;background:#fff;min-width:560px}
table.data-table th{
  background:var(--deep);color:#fff;text-align:left;font-weight:700;
  padding:12px 16px;white-space:nowrap;letter-spacing:.02em;
}
table.data-table td{padding:12px 16px;border-bottom:1px solid var(--line);color:#333850}
table.data-table tr:last-child td{border-bottom:0}
table.data-table tbody tr:hover{background:#fafbff}
.num{color:var(--gold-deep);font-weight:800}
.empty-state{
  text-align:center;padding:54px 24px;background:var(--card);
  border:1px dashed #d6daea;border-radius:var(--radius-lg);
}
.empty-state h2{font-size:22px;margin-bottom:10px}
.empty-state p{color:var(--muted);margin-bottom:22px}
/* ---------- stats ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;box-shadow:var(--shadow);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.stat-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#d2d8f0}
.stat-card b{display:block;font-size:27px;letter-spacing:-.02em;color:var(--deep);line-height:1.25;margin-bottom:4px}
.stat-card b em{font-style:normal;color:var(--gold-deep)}
.stat-card span{font-size:13px;color:var(--muted);letter-spacing:.04em}
.stat-card p{font-size:13.5px;color:var(--muted);margin:8px 0 0;line-height:1.72}
/* ---------- cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;align-items:center}
.info-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;box-shadow:var(--shadow);height:100%;
  transition:transform .2s ease,box-shadow .2s ease;
}
.info-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover)}
.info-card .card-index{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
  background:rgba(91,107,214,.1);color:var(--violet);font-weight:900;font-size:14px;margin-bottom:14px;
}
.info-card h3{font-size:17.5px;margin-bottom:10px}
.info-card p{font-size:14px;line-height:1.82;color:var(--muted);margin-bottom:0}
.info-card ul{margin:10px 0 0;padding-left:18px;font-size:14px;color:var(--muted)}
.info-card ul li{margin-bottom:6px}
/* ---------- steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;counter-reset:step}
.step-card{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--radius);padding:28px 24px 24px;box-shadow:var(--shadow);
}
.step-card::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;top:-16px;left:24px;
  display:grid;place-items:center;width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,var(--deep),#2a3160);color:var(--gold);
  font-size:13px;font-weight:900;box-shadow:0 8px 18px rgba(20,24,60,.25);
}
.step-card h3{font-size:17px;margin:16px 0 10px}
.step-card p{font-size:14px;color:var(--muted);margin-bottom:0;line-height:1.8}
.step-card .step-tag{
  display:inline-block;margin-top:14px;padding:4px 11px;border-radius:var(--radius-pill);
  font-size:12px;font-weight:700;color:var(--deep);background:#eef1fb;letter-spacing:.03em;
}
/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-hover)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:0}
.split-media .media-badge{
  position:absolute;top:14px;left:14px;padding:5px 12px;border-radius:var(--radius-pill);
  background:rgba(15,19,48,.82);color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.06em;
}
.check-list{list-style:none;margin:18px 0 0;padding:0}
.check-list li{
  position:relative;padding-left:30px;margin-bottom:13px;font-size:14.5px;
  color:#3a3f5c;line-height:1.78;
}
.check-list li::before{
  content:"";position:absolute;left:0;top:9px;width:14px;height:14px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  box-shadow:0 0 0 4px rgba(255,180,0,.14);
}
/* ---------- faq ---------- */
.faq-list{max-width:900px;margin:0 auto}
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:12px;box-shadow:var(--shadow);overflow:hidden;
}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-weight:800;font-size:15.5px;
  color:var(--deep);display:flex;align-items:center;justify-content:space-between;gap:16px;
  transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:700;color:var(--gold-deep);
  transition:transform .25s ease;line-height:1;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{background:#fafbff}
.faq-item summary:focus-visible{outline:2px solid var(--violet);outline-offset:-2px}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.88}
.faq-body p{margin-bottom:0}
/* ---------- cta / form ---------- */
.cta-panel{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  padding:44px 44px 40px;color:#fff;
  background:linear-gradient(140deg,#12162e 0%,#1a1f3d 55%,#0f1330 100%);
  border:1px solid rgba(255,255,255,.1);box-shadow:0 24px 60px rgba(10,14,40,.32);
}
.cta-panel::after{
  content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,180,0,.28),transparent 66%);
}
.cta-grid{position:relative;display:grid;grid-template-columns:.95fr 1.05fr;gap:40px;align-items:start}
.cta-panel h2{color:#fff;font-size:clamp(21px,2.3vw,28px);margin-bottom:12px}
.cta-panel p{color:rgba(255,255,255,.72);font-size:14.5px;line-height:1.9;margin-bottom:0}
.cta-points{list-style:none;margin:18px 0 0;padding:0}
.cta-points li{
  position:relative;padding-left:22px;font-size:13.5px;color:rgba(255,255,255,.66);margin-bottom:9px;
}
.cta-points li::before{content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:2px;background:var(--gold)}
.record-form{display:grid;grid-template-columns:1fr 1fr;gap:14px;position:relative}
.form-field{display:flex;flex-direction:column;gap:6px}
.form-field.full{grid-column:1/-1}
.form-field label{font-size:12.5px;font-weight:700;letter-spacing:.06em;color:rgba(255,255,255,.7)}
.form-field input,.form-field select,.form-field textarea{
  width:100%;padding:11px 14px;border-radius:10px;line-height:1.5;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);
  color:#fff;font-size:14px;transition:border-color .2s ease,background .2s ease,box-shadow .2s ease;
}
.form-field input::placeholder,.form-field textarea::placeholder{color:rgba(255,255,255,.38)}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  outline:none;border-color:var(--gold);background:rgba(255,255,255,.11);
  box-shadow:0 0 0 3px rgba(255,180,0,.18);
}
.form-field select option{color:#1c2033}
.record-form .btn{grid-column:1/-1;width:100%;margin-top:4px}
.form-note{
  grid-column:1/-1;margin:4px 0 0;font-size:13px;color:var(--gold-light);
  padding:10px 14px;border-radius:10px;background:rgba(255,180,0,.1);
  border:1px solid rgba(255,180,0,.3);
}
.form-note[hidden]{display:none}
/* ---------- footer ---------- */
.site-footer{background:var(--deep-3);color:rgba(255,255,255,.66);padding:56px 0 26px;font-size:14px}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.55);max-width:420px;margin-bottom:0}
.footer-col h4{color:#fff;font-size:14px;letter-spacing:.08em;margin-bottom:14px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.62);transition:color .2s ease,padding-left .2s ease}
.footer-col a:hover{color:var(--gold);padding-left:3px}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  padding-top:20px;font-size:12.5px;color:rgba(255,255,255,.42);letter-spacing:.02em;
}
/* ---------- sticky cta ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:90;
  background:rgba(15,19,48,.96);border-top:1px solid rgba(255,255,255,.12);
  backdrop-filter:blur(12px);padding:11px 0;
}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:18px}
.sticky-text{color:rgba(255,255,255,.76);font-size:13.5px;line-height:1.5}
.sticky-text b{color:var(--gold);font-weight:800}
.sticky-cta .btn{padding:10px 22px;font-size:14px}
/* ---------- responsive ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .article-hero{padding:46px 0 50px}
  .article-hero-bg{opacity:.12}
  .hero-cover{max-width:560px}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .grid-3,.steps{grid-template-columns:repeat(2,1fr)}
  .cta-grid{grid-template-columns:1fr;gap:28px}
  .footer-top{grid-template-columns:1fr 1fr;gap:30px}
  .footer-brand{grid-column:1/-1}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .header-inner{min-height:64px;gap:14px}
  .main-nav{
    margin-left:0;overflow-x:auto;flex:1;gap:2px;
    -ms-overflow-style:none;scrollbar-width:none;
  }
  .main-nav::-webkit-scrollbar{display:none}
  .nav-link{padding:8px 10px;font-size:13.5px}
  .logo-text{font-size:13.5px}
  .logo-mark{width:32px;height:32px;font-size:12px}
  .header-cta{padding:8px 14px;font-size:12.5px}
  .band{padding:44px 0}
  .article-card{padding:24px 20px}
  .article-body{font-size:15.5px}
  .article-body h2{font-size:20px;margin-top:28px}
  .article-body h3{font-size:17px}
  .grid-2,.split{grid-template-columns:1fr;gap:26px}
  .faq-item summary{padding:15px 16px;font-size:14.5px}
  .faq-body{padding:0 16px 16px;font-size:14px}
  .cta-panel{padding:30px 22px}
  .record-form{grid-template-columns:1fr}
  .sticky-text{font-size:12.5px}
  .sticky-text span.hide-sm{display:none}
}
@media (max-width:520px){
  body{padding-bottom:96px}
  .hero-mini-stats{grid-template-columns:1fr 1fr}
  .stats-grid,.grid-3,.steps{grid-template-columns:1fr}
  .article-hero h1{font-size:25px}
  .article-lead{font-size:14px}
  .hero-actions .btn{width:100%}
  .footer-top{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:6px}
  .sticky-inner{gap:10px}
  .sticky-cta .btn{padding:9px 14px;font-size:13px;white-space:nowrap}
  .logo-text em{letter-spacing:.1em}
  .header-cta{display:none}
}

/* roulang page: category2 */
:root{
 --deep:#1a1f3d;
 --deep-2:#12162e;
 --deep-3:#0f1330;
 --gold:#ffb400;
 --gold-light:#ffc233;
 --gold-deep:#ff9d00;
 --cyan:#4de0d6;
 --violet:#5b6bd6;
 --bg:#f5f6fb;
 --bg-alt:#ffffff;
 --card:#ffffff;
 --text:#1c2033;
 --muted:#6b7280;
 --line:#e4e7f2;
 --radius:12px;
 --radius-lg:20px;
 --radius-pill:999px;
 --shadow:0 8px 28px rgba(20,24,60,.08);
 --shadow-hover:0 18px 42px rgba(20,24,60,.16);
 --container:1180px;
 --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:92px}
body{
 margin:0;
 font-family:var(--font);
 font-size:16px;
 line-height:1.78;
 color:var(--text);
 background:var(--bg);
 padding-bottom:76px;
 -webkit-font-smoothing:antialiased;
}
img{display:block;max-width:100%;height:auto;border-radius:var(--radius)}
a{color:inherit;text-decoration:none;transition:color .2s ease}
h1,h2,h3,h4{margin:0 0 .6em;line-height:1.3;letter-spacing:-.01em}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.2em}
button,input,select,textarea{font-family:inherit;font-size:inherit}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(16,20,44,.97);
 border-bottom:1px solid rgba(255,255,255,.08);
 backdrop-filter:blur(14px);
}
.header-inner{display:flex;align-items:center;gap:26px;min-height:74px}
.logo{display:flex;align-items:center;gap:11px;color:#fff;flex-shrink:0}
.logo-mark{
 display:grid;place-items:center;width:36px;height:36px;border-radius:10px;
 background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
 color:#241705;font-size:13px;font-weight:900;letter-spacing:-.03em;
 box-shadow:0 6px 18px rgba(255,157,0,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;font-size:15px;font-weight:800;letter-spacing:.01em}
.logo-text em{font-style:normal;font-size:10.5px;letter-spacing:.2em;color:var(--gold);font-weight:700;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 position:relative;padding:9px 13px;border-radius:8px;
 font-size:14.5px;color:rgba(255,255,255,.7);white-space:nowrap;
 transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-link:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
.nav-link.is-active{color:#fff;font-weight:700}
.nav-link.is-active::after{
 content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;
 background:linear-gradient(90deg,var(--gold-light),var(--gold-deep));
}
.header-cta{
 padding:9px 20px;border-radius:var(--radius-pill);font-size:14px;font-weight:700;
 color:#241705;background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
 box-shadow:0 8px 22px rgba(255,157,0,.28);white-space:nowrap;
 transition:transform .2s ease,box-shadow .2s ease;
}
.header-cta:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,157,0,.4);color:#241705}
.header-cta:focus-visible{outline:2px solid #fff;outline-offset:3px}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:14px 30px;border-radius:var(--radius-pill);border:1px solid transparent;
 font-weight:800;font-size:15px;cursor:pointer;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));color:#241705;box-shadow:0 10px 28px rgba(255,157,0,.34)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,157,0,.46);color:#241705}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{background:rgba(255,255,255,.13);transform:translateY(-2px);color:#fff}
.btn-dark{background:var(--deep);color:#fff;box-shadow:var(--shadow)}
.btn-dark:hover{background:#232a52;transform:translateY(-2px);color:#fff}
.btn:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.btn-sm{padding:10px 22px;font-size:13.5px}
/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;color:#fff;padding:66px 0 78px;background:linear-gradient(155deg,#12162e 0%,#1a1f3d 46%,#0f1330 100%)}
.hero-bg{position:absolute;inset:0;background:url(/assets/images/7b26718f81eb9f98.webp) center/cover no-repeat;opacity:.15}
.hero-bg::after{content:"";position:absolute;inset:0;background:radial-gradient(720px 340px at 82% -8%,rgba(255,180,0,.22),transparent 62%),radial-gradient(600px 320px at 2% 106%,rgba(77,224,214,.14),transparent 66%)}
.hero-inner{position:relative;display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:start}
.hero-badge{
 display:inline-flex;align-items:center;gap:8px;padding:6px 14px;margin-bottom:20px;
 border-radius:var(--radius-pill);border:1px solid rgba(255,180,0,.42);
 background:rgba(255,180,0,.1);color:var(--gold-light);
 font-size:12.5px;font-weight:700;letter-spacing:.08em;
}
.hero-badge span{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold)}
.hero h1{font-size:clamp(28px,3.4vw,44px);line-height:1.24;color:#fff;margin-bottom:18px}
.hero h1 mark{background:none;color:var(--gold);padding:0}
.hero-lead{font-size:15.5px;line-height:1.95;color:rgba(255,255,255,.78);max-width:580px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px}
.hero-stat{
 padding:12px 18px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.14);
 background:rgba(255,255,255,.05);min-width:120px;
}
.hero-stat b{display:block;font-size:21px;color:var(--gold);line-height:1.2}
.hero-stat span{font-size:12.5px;color:rgba(255,255,255,.62);letter-spacing:.04em}
/* ---------- before / after ---------- */
.compare-shell{
 border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);
 background:linear-gradient(180deg,rgba(255,255,255,.09),rgba(255,255,255,.035));
 padding:22px;box-shadow:0 24px 60px rgba(0,0,0,.28);
}
.compare-cap{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px;font-size:13px;letter-spacing:.14em;color:rgba(255,255,255,.6);font-weight:700}
.compare-cap b{color:var(--gold);letter-spacing:0}
.ba-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ba-card{border-radius:var(--radius);padding:16px 15px;border:1px solid rgba(255,255,255,.1);background:rgba(255,255,255,.05)}
.ba-card.is-after{border-color:rgba(255,180,0,.42);background:linear-gradient(160deg,rgba(255,180,0,.16),rgba(255,180,0,.04))}
.ba-tag{display:inline-block;padding:3px 10px;border-radius:var(--radius-pill);font-size:11.5px;font-weight:800;letter-spacing:.1em;margin-bottom:10px}
.ba-card.is-before .ba-tag{background:rgba(255,255,255,.12);color:rgba(255,255,255,.72)}
.ba-card.is-after .ba-tag{background:rgba(255,180,0,.22);color:var(--gold-light)}
.ba-card h3{font-size:14.5px;color:#fff;margin-bottom:8px}
.ba-card ul{margin:0;padding-left:16px;font-size:13px;line-height:1.85;color:rgba(255,255,255,.74)}
.ba-card li{margin-bottom:2px}
.ba-card.is-after li{color:rgba(255,255,255,.86)}
/* ---------- sections ---------- */
.section{padding:70px 0;position:relative}
.section--alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--dark{background:linear-gradient(160deg,#151a35 0%,#0f1330 100%);color:#fff}
.section--dark .section-desc,.section--dark .card-text{color:rgba(255,255,255,.72)}
.section-head{max-width:780px;margin-bottom:38px}
.section-kicker{display:inline-block;font-size:12.5px;font-weight:800;letter-spacing:.18em;color:var(--gold-deep);margin-bottom:10px}
.section--dark .section-kicker{color:var(--gold)}
.section-title{font-size:clamp(23px,2.6vw,32px);color:var(--text);margin-bottom:12px}
.section--dark .section-title{color:#fff}
.section-desc{font-size:15.5px;color:var(--muted);margin:0;line-height:1.9}
/* ---------- grid & cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{
 background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 padding:26px 24px;box-shadow:var(--shadow);
 transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
 height:100%;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);border-color:#d6dbf0}
.card-ico{
 display:grid;place-items:center;width:42px;height:42px;border-radius:11px;margin-bottom:16px;
 background:linear-gradient(135deg,rgba(255,180,0,.22),rgba(255,180,0,.06));
 color:var(--gold-deep);font-weight:900;font-size:15px;letter-spacing:-.02em;
}
.card-title{font-size:17.5px;margin-bottom:8px;color:var(--text)}
.card-text{font-size:14.5px;color:var(--muted);line-height:1.86;margin:0}
.card-list{margin:14px 0 0;padding-left:17px;font-size:14px;color:var(--muted);line-height:1.86}
.card-num{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--gold-deep);margin-bottom:6px}
/* ---------- split ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-hover)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11;border-radius:0}
.split-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(15,19,48,0) 40%,rgba(15,19,48,.55) 100%)}
.split-media figcaption{
 position:absolute;left:18px;right:18px;bottom:14px;z-index:2;color:#fff;
 font-size:13px;letter-spacing:.04em;text-shadow:0 2px 10px rgba(0,0,0,.5)
}
/* ---------- timeline ---------- */
.timeline{list-style:none;margin:0;padding:0;position:relative}
.timeline::before{content:"";position:absolute;left:19px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--gold),rgba(255,180,0,.12))}
.tl-item{position:relative;padding:0 0 24px 56px}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
 position:absolute;left:8px;top:2px;width:24px;height:24px;border-radius:50%;
 display:grid;place-items:center;background:var(--deep);color:var(--gold);
 font-size:11.5px;font-weight:900;border:2px solid var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.12)
}
.tl-item h3{font-size:16.5px;margin-bottom:6px;color:var(--text)}
.tl-item p{margin:0;font-size:14.5px;color:var(--muted);line-height:1.86}
.tl-meta{display:inline-block;margin-bottom:6px;font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--gold-deep)}
/* ---------- stat strip ---------- */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}
.stat-cell{
 background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);
 border-radius:var(--radius);padding:20px 18px;
}
.stat-cell b{display:block;font-size:26px;color:var(--gold);line-height:1.2;letter-spacing:-.02em}
.stat-cell span{display:block;font-size:13px;color:rgba(255,255,255,.66);margin-top:4px;line-height:1.6}
.stat-cell em{display:block;font-style:normal;font-size:12px;color:rgba(255,255,255,.45);margin-top:8px}
/* ---------- table ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
.compare-table{width:100%;border-collapse:collapse;min-width:620px;font-size:14.5px;margin:0}
.compare-table th,.compare-table td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.compare-table thead th{background:#f0f2fa;font-size:13px;letter-spacing:.08em;color:var(--muted);font-weight:800;border-bottom:1px solid var(--line)}
.compare-table thead th:last-child{color:var(--deep);background:linear-gradient(180deg,#fff6e2,#ffeecb)}
.compare-table tbody th{font-weight:800;color:var(--text);width:20%}
.compare-table tbody td{color:var(--muted);line-height:1.8}
.compare-table tbody td:last-child{color:var(--text);background:#fffdf7;font-weight:600}
.compare-table tbody tr:last-child th,.compare-table tbody tr:last-child td{border-bottom:0}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;transition:border-color .2s ease,box-shadow .2s ease
}
.faq-item[open]{border-color:rgba(255,180,0,.55);box-shadow:var(--shadow-hover)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 22px;font-size:15.5px;font-weight:800;color:var(--text);
 display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"＋";font-size:17px;color:var(--gold-deep);font-weight:900;flex-shrink:0;transition:transform .2s ease}
.faq-item[open] summary::after{content:"－"}
.faq-item summary:focus-visible{outline:2px solid var(--gold);outline-offset:-2px}
.faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.9}
.faq-body p:last-child{margin-bottom:0}
/* ---------- form ---------- */
.form-shell{
 display:grid;grid-template-columns:.92fr 1.08fr;gap:36px;align-items:start;
}
.form-card{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
 padding:30px 28px;box-shadow:var(--shadow-hover);
}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:800;letter-spacing:.06em;color:var(--deep);margin-bottom:7px}
.field input,.field select,.field textarea{
 width:100%;padding:12px 14px;border-radius:10px;border:1px solid var(--line);
 background:#fafbff;color:var(--text);font-size:14.5px;line-height:1.6;
 transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.field input:hover,.field select:hover,.field textarea:hover{border-color:#cdd4ea}
.field input:focus,.field select:focus,.field textarea:focus{
 outline:none;background:#fff;border-color:var(--gold);
 box-shadow:0 0 0 3px rgba(255,180,0,.22);
}
.field textarea{resize:vertical;min-height:96px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.form-hint{font-size:12.5px;color:var(--muted);line-height:1.7;margin:14px 0 0}
.form-note{margin-top:18px;font-size:12.5px;color:var(--muted);line-height:1.75}
/* ---------- footer ---------- */
.site-footer{background:linear-gradient(170deg,#141936 0%,#0d1130 100%);color:rgba(255,255,255,.72);padding:56px 0 0;border-top:1px solid rgba(255,255,255,.08)}
.footer-top{display:grid;grid-template-columns:1.5fr .75fr .75fr;gap:38px;padding-bottom:38px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14px;line-height:1.92;color:rgba(255,255,255,.6);margin:0;max-width:440px}
.footer-col h4{font-size:13.5px;letter-spacing:.14em;color:var(--gold);margin-bottom:14px;font-weight:800}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:14px;color:rgba(255,255,255,.68);transition:color .2s ease,padding-left .2s ease}
.footer-col a:hover{color:var(--gold-light);padding-left:4px}
.footer-col a:focus-visible{outline:2px solid var(--gold);outline-offset:3px;border-radius:4px}
.footer-bottom{
 display:flex;flex-wrap:wrap;gap:10px 26px;justify-content:space-between;align-items:center;
 padding:18px 0 24px;border-top:1px solid rgba(255,255,255,.1);
 font-size:12.5px;color:rgba(255,255,255,.45);
}
/* ---------- fixed bar ---------- */
.fixed-bar{
 position:fixed;left:0;right:0;bottom:0;z-index:90;
 background:rgba(16,20,44,.97);border-top:1px solid rgba(255,180,0,.32);
 backdrop-filter:blur(14px);
}
.fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:76px;padding:10px 0}
.fixed-text{font-size:14px;color:rgba(255,255,255,.78);line-height:1.6;margin:0}
.fixed-text b{color:var(--gold);font-weight:800}
/* ---------- responsive ---------- */
@media (max-width:1024px){
 .hero-inner{grid-template-columns:1fr;gap:34px}
 .hero-lead{max-width:none}
 .split{grid-template-columns:1fr;gap:28px}
 .grid-3{grid-template-columns:1fr 1fr}
 .stat-strip{grid-template-columns:1fr 1fr}
 .form-shell{grid-template-columns:1fr;gap:26px}
 .footer-top{grid-template-columns:1fr 1fr;gap:28px}
 .footer-brand{grid-column:1 / -1}
}
@media (max-width:900px){
 .header-inner{flex-wrap:wrap;gap:10px;padding:12px 0;min-height:0}
 .main-nav{order:3;width:100%;margin-left:0;justify-content:flex-start;overflow-x:auto;gap:2px;padding-bottom:2px}
 .main-nav::-webkit-scrollbar{height:0}
 .header-cta{margin-left:auto}
 .section{padding:54px 0}
}
@media (max-width:768px){
 .container{padding:0 18px}
 .hero{padding:48px 0 58px}
 .ba-grid{grid-template-columns:1fr}
 .grid-3,.grid-2{grid-template-columns:1fr}
 .stat-strip{grid-template-columns:1fr 1fr}
 .footer-top{grid-template-columns:1fr}
 .fixed-inner{flex-wrap:wrap;justify-content:center;gap:10px;text-align:center;padding:12px 0}
 .fixed-text{font-size:13px}
 .section-title{font-size:23px}
}
@media (max-width:520px){
 .header-cta{display:none}
 .hero-stats{gap:10px}
 .hero-stat{flex:1 1 46%;min-width:0;padding:11px 14px}
 .hero-stat b{font-size:18px}
 .btn{width:100%;padding:13px 20px}
 .hero-actions{gap:10px}
 .stat-strip{grid-template-columns:1fr}
 .compare-table{min-width:540px;font-size:13.5px}
 .compare-table th,.compare-table td{padding:12px 13px}
 .form-card{padding:22px 18px}
 .field-row{grid-template-columns:1fr}
 .footer-bottom{flex-direction:column;align-items:flex-start;gap:8px}
 .logo-text{font-size:14px}
}

/* roulang page: category3 */
:root{
 --deep:#1a1f3d;
 --deep-2:#12162e;
 --deep-3:#0f1330;
 --gold:#ffb400;
 --gold-light:#ffc233;
 --gold-deep:#ff9d00;
 --cyan:#4de0d6;
 --violet:#5b6bd6;
 --bg:#f5f6fb;
 --bg-alt:#ffffff;
 --card:#ffffff;
 --text:#1c2033;
 --muted:#6b7280;
 --line:#e4e7f2;
 --radius:12px;
 --radius-lg:20px;
 --radius-pill:999px;
 --shadow:0 8px 28px rgba(20,24,60,.08);
 --shadow-hover:0 18px 42px rgba(20,24,60,.16);
 --container:1180px;
 --font:"Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
 margin:0;
 font-family:var(--font);
 font-size:16px;
 line-height:1.78;
 color:var(--text);
 background:var(--bg);
 padding-bottom:86px;
 -webkit-font-smoothing:antialiased;
}
body,h1,h2,h3,h4,h5,h6,p,ul,ol,li,figure{margin:0;padding:0}
h1,h2,h3,h4,h5,h6{font-family:var(--font);font-weight:800;line-height:1.35;color:var(--text)}
p{font-weight:400}
ul,ol{list-style:none}
img{display:block;max-width:100%;height:auto;border-radius:var(--radius)}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,select,textarea{font-family:inherit;font-size:inherit}
button{background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--gold);outline-offset:3px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}
/* ---------- header ---------- */
.site-header{
 position:sticky;top:0;z-index:80;
 background:rgba(16,20,44,.97);
 border-bottom:1px solid rgba(255,255,255,.08);
 backdrop-filter:blur(14px);
}
.header-inner{display:flex;align-items:center;gap:26px;min-height:74px}
.logo{display:flex;align-items:center;gap:11px;color:#fff;flex-shrink:0}
.logo-mark{
 display:grid;place-items:center;width:36px;height:36px;border-radius:10px;
 background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
 color:#241705;font-size:13px;font-weight:900;letter-spacing:-.03em;
 box-shadow:0 6px 18px rgba(255,157,0,.32);
}
.logo-text{display:flex;flex-direction:column;line-height:1.16;font-size:15px;font-weight:800;letter-spacing:.01em}
.logo-text em{font-style:normal;font-size:10.5px;letter-spacing:.2em;color:var(--gold);font-weight:700;margin-top:2px}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
 position:relative;padding:9px 13px;border-radius:8px;
 font-size:14.5px;color:rgba(255,255,255,.7);white-space:nowrap;
 transition:color .2s ease,background .2s ease;
}
.nav-link:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-link.is-active{color:#fff;font-weight:700}
.nav-link.is-active::after{
 content:"";position:absolute;left:13px;right:13px;bottom:2px;height:2px;border-radius:2px;
 background:linear-gradient(90deg,var(--gold-light),var(--gold-deep));
}
.header-cta{
 padding:9px 20px;border-radius:var(--radius-pill);font-size:14px;font-weight:700;
 color:#241705;background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
 box-shadow:0 8px 22px rgba(255,157,0,.28);white-space:nowrap;
 transition:transform .2s ease,box-shadow .2s ease;
}
.header-cta:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(255,157,0,.4);color:#241705}
/* ---------- buttons ---------- */
.btn{
 display:inline-flex;align-items:center;justify-content:center;gap:8px;
 padding:13px 28px;border-radius:var(--radius-pill);border:1px solid transparent;
 font-weight:800;font-size:15px;line-height:1.4;cursor:pointer;text-align:center;
 transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease,border-color .2s ease;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));color:#241705;box-shadow:0 10px 28px rgba(255,157,0,.34)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(255,157,0,.46);color:#241705}
.btn-ghost{background:rgba(255,255,255,.06);color:#fff;border-color:rgba(255,255,255,.28)}
.btn-ghost:hover{background:rgba(255,255,255,.14);transform:translateY(-2px);color:#fff}
.btn-dark{background:var(--deep);color:#fff;box-shadow:var(--shadow)}
.btn-dark:hover{background:#232a52;transform:translateY(-2px);color:#fff}
.btn-sm{padding:9px 20px;font-size:14px}
/* ---------- hero ---------- */
.page-hero{position:relative;overflow:hidden;color:#fff;padding:64px 0 70px;background:linear-gradient(155deg,#12162e 0%,#1a1f3d 48%,#0f1330 100%)}
.page-hero-bg{position:absolute;inset:0;background:url(/assets/images/41b670214d1d9fa5.webp) center/cover no-repeat;opacity:.15}
.page-hero-bg::after{content:"";position:absolute;inset:0;background:radial-gradient(700px 340px at 88% -10%,rgba(255,180,0,.22),transparent 64%),radial-gradient(620px 320px at 0% 106%,rgba(77,224,214,.16),transparent 66%)}
.page-hero .container{position:relative}
.crumb{display:flex;align-items:center;gap:9px;font-size:12.5px;color:rgba(255,255,255,.55);margin-bottom:22px;letter-spacing:.04em}
.crumb a:hover{color:var(--gold-light)}
.crumb span.dot{width:4px;height:4px;border-radius:50%;background:rgba(255,255,255,.35)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:start}
.hero-badge{
 display:inline-flex;align-items:center;gap:8px;padding:6px 14px;margin-bottom:20px;
 border-radius:var(--radius-pill);border:1px solid rgba(255,180,0,.42);
 background:rgba(255,180,0,.1);color:var(--gold-light);
 font-size:12.5px;font-weight:700;letter-spacing:.08em;
}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 10px var(--gold);display:block}
.page-hero h1{font-size:clamp(28px,3.3vw,44px);line-height:1.24;color:#fff;letter-spacing:-.02em;margin-bottom:18px}
.page-hero h1 mark{background:none;color:var(--gold);padding:0}
.hero-lead{font-size:15.5px;line-height:1.95;color:rgba(255,255,255,.78);max-width:590px;margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{display:flex;flex-wrap:wrap;gap:12px}
.hero-stat{
 padding:13px 18px;border-radius:var(--radius);border:1px solid rgba(255,255,255,.14);
 background:rgba(255,255,255,.05);min-width:126px;
}
.hero-stat b{display:block;font-size:21px;color:var(--gold);line-height:1.25;letter-spacing:-.01em}
.hero-stat span{font-size:12.5px;color:rgba(255,255,255,.62);letter-spacing:.04em}
/* 右侧档位标尺 */
.tier-ruler{
 border-radius:var(--radius-lg);border:1px solid rgba(255,255,255,.14);
 background:linear-gradient(165deg,rgba(255,255,255,.09),rgba(255,255,255,.03));
 padding:24px 24px 20px;box-shadow:0 22px 50px rgba(6,9,28,.45);
}
.tier-ruler h2{font-size:14px;color:#fff;letter-spacing:.12em;font-weight:700;margin-bottom:4px}
.tier-ruler .ruler-sub{font-size:12.5px;color:rgba(255,255,255,.55);margin-bottom:20px}
.ruler-row{padding:13px 0;border-top:1px dashed rgba(255,255,255,.14)}
.ruler-row:first-of-type{border-top:0;padding-top:0}
.ruler-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:8px}
.ruler-head b{font-size:14px;color:#fff;font-weight:700}
.ruler-head span{font-size:12.5px;color:var(--gold);font-weight:700;letter-spacing:.02em}
.ruler-bar{height:6px;border-radius:6px;background:rgba(255,255,255,.12);overflow:hidden}
.ruler-bar i{display:block;height:100%;border-radius:6px;background:linear-gradient(90deg,var(--cyan),var(--gold))}
.ruler-row p{font-size:12.5px;color:rgba(255,255,255,.6);margin-top:7px;line-height:1.7}
/* ---------- section ---------- */
.section{padding:78px 0}
.section--alt{background:var(--bg-alt)}
.section--light{background:var(--bg)}
.section--dark{background:linear-gradient(160deg,#12162e,#1a1f3d 62%,#0f1330);color:#fff}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;margin-bottom:38px}
.section-head .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:800;letter-spacing:.16em;color:var(--violet);text-transform:uppercase}
.section-head .eyebrow::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--gold),var(--gold-deep))}
.section-head h2{font-size:clamp(23px,2.5vw,32px);margin-top:10px;letter-spacing:-.01em}
.section-head p{color:var(--muted);max-width:520px;font-size:14.5px;line-height:1.9}
.section--dark .section-head h2{color:#fff}
.section--dark .section-head p{color:rgba(255,255,255,.66)}
.section--dark .section-head .eyebrow{color:var(--cyan)}
/* ---------- 档位总览 ---------- */
.tier-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.tier-card{
 position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
 padding:24px 22px 22px;box-shadow:var(--shadow);overflow:hidden;
 transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.tier-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:4px;background:linear-gradient(180deg,var(--gold-light),var(--gold-deep))}
.tier-card:nth-child(2)::before{background:linear-gradient(180deg,#6f7ee0,#4a56b8)}
.tier-card:nth-child(3)::before{background:linear-gradient(180deg,var(--cyan),#2aa79f)}
.tier-card:nth-child(4)::before{background:linear-gradient(180deg,#ff8f6b,#e2553a)}
.tier-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-hover);border-color:#d6dbf0}
.tier-card .tier-no{font-size:11.5px;font-weight:800;letter-spacing:.16em;color:var(--muted)}
.tier-card h3{font-size:17px;margin:8px 0 6px}
.tier-card .tier-range{font-size:13px;font-weight:700;color:var(--gold-deep);margin-bottom:12px}
.tier-card p{font-size:13.5px;color:var(--muted);line-height:1.85}
.tier-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}
.tag{
 display:inline-block;padding:3px 10px;border-radius:var(--radius-pill);
 font-size:11.5px;font-weight:700;letter-spacing:.02em;
 background:rgba(91,107,214,.09);color:#4a56b8;border:1px solid rgba(91,107,214,.18);
}
.tag--gold{background:rgba(255,180,0,.12);color:#a87100;border-color:rgba(255,180,0,.3)}
.tag--cyan{background:rgba(77,224,214,.12);color:#158f88;border-color:rgba(77,224,214,.32)}
/* ---------- 活动节奏 ---------- */
.rhythm-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start}
.rhythm-figure{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--line);position:relative}
.rhythm-figure img{width:100%;border-radius:0}
.rhythm-figure figcaption{
 position:absolute;left:0;right:0;bottom:0;padding:16px 20px;color:#fff;font-size:13px;line-height:1.7;
 background:linear-gradient(180deg,rgba(15,19,48,0),rgba(15,19,48,.9));
}
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:6px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--gold),rgba(91,107,214,.35))}
.timeline li{position:relative;padding:0 0 26px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{
 content:"";position:absolute;left:-26px;top:7px;width:12px;height:12px;border-radius:50%;
 background:#fff;border:2px solid var(--gold);box-shadow:0 0 0 4px rgba(255,180,0,.12);
}
.timeline h3{font-size:16px;margin-bottom:6px}
.timeline h3 span{font-size:12px;font-weight:700;color:var(--muted);letter-spacing:.08em;margin-left:8px}
.timeline p{font-size:14px;color:var(--muted);line-height:1.85}
/* ---------- 场景列表 ---------- */
.scene-list{display:grid;gap:14px}
.scene-row{
 display:grid;grid-template-columns:64px 1fr auto;gap:20px;align-items:center;
 padding:22px 26px;border-radius:var(--radius);
 border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.045);
 transition:background .25s ease,transform .25s ease,border-color .25s ease;
}
.scene-row:hover{background:rgba(255,255,255,.09);border-color:rgba(255,180,0,.4);transform:translateX(4px)}
.scene-no{font-size:26px;font-weight:900;color:var(--gold);letter-spacing:-.04em;line-height:1}
.scene-row h3{font-size:16.5px;color:#fff;margin-bottom:5px}
.scene-row p{font-size:13.8px;color:rgba(255,255,255,.66);line-height:1.8;max-width:640px}
.scene-meta{display:flex;flex-direction:column;gap:6px;align-items:flex-end;flex-shrink:0}
.scene-meta span{font-size:12px;font-weight:700;color:var(--cyan);letter-spacing:.04em}
/* ---------- 案例拆解 ---------- */
.case-grid{display:grid;grid-template-columns:.92fr 1.08fr;gap:52px;align-items:center}
.case-figure{border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-hover);border:1px solid var(--line)}
.case-body h2{font-size:clamp(22px,2.4vw,30px);margin-bottom:14px}
.case-body>p{font-size:14.6px;color:var(--muted);line-height:1.95;margin-bottom:24px}
.case-data{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:26px}
.case-item{padding:16px 18px;border-radius:var(--radius);background:#fff;border:1px solid var(--line);box-shadow:var(--shadow)}
.case-item b{display:block;font-size:20px;color:var(--deep);line-height:1.3;letter-spacing:-.01em}
.case-item b em{font-style:normal;font-size:12.5px;color:var(--muted);font-weight:700;margin-left:4px}
.case-item span{font-size:12.5px;color:var(--muted)}
.case-note{
 border-left:3px solid var(--gold);padding:14px 18px;border-radius:0 var(--radius) var(--radius) 0;
 background:rgba(255,180,0,.07);font-size:13.8px;color:#6a4c00;line-height:1.85;
}
/* ---------- 流程 ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{padding-top:20px;border-top:2px solid var(--line);transition:border-color .25s ease}
.step:hover{border-top-color:var(--gold)}
.step b{display:block;font-size:12.5px;font-weight:800;letter-spacing:.18em;color:var(--gold-deep);margin-bottom:10px}
.step h3{font-size:16px;margin-bottom:8px}
.step p{font-size:13.5px;color:var(--muted);line-height:1.85}
/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.faq-item{
 background:#fff;border:1px solid var(--line);border-radius:var(--radius);
 box-shadow:var(--shadow);overflow:hidden;transition:box-shadow .25s ease,border-color .25s ease;
}
.faq-item[open]{border-color:rgba(255,180,0,.5);box-shadow:var(--shadow-hover)}
.faq-item summary{
 list-style:none;cursor:pointer;padding:18px 48px 18px 22px;position:relative;
 font-size:15px;font-weight:700;color:var(--text);line-height:1.65;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
 content:"";position:absolute;right:22px;top:50%;width:9px;height:9px;
 border-right:2px solid var(--gold-deep);border-bottom:2px solid var(--gold-deep);
 transform:translateY(-70%) rotate(45deg);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq-item summary:hover{color:var(--gold-deep)}
.faq-body{padding:0 22px 20px;font-size:14px;color:var(--muted);line-height:1.9;border-top:1px dashed var(--line);padding-top:16px}
/* ---------- 记录表单 CTA ---------- */
.cta-band{
 border-radius:var(--radius-lg);padding:44px;color:#fff;
 background:linear-gradient(140deg,#1a1f3d,#12162e 58%,#0f1330);
 border:1px solid rgba(255,180,0,.22);box-shadow:0 24px 60px rgba(15,19,48,.35);
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.cta-band h2{color:#fff;font-size:clamp(22px,2.4vw,29px);margin-bottom:14px}
.cta-band p{font-size:14.5px;color:rgba(255,255,255,.72);line-height:1.92;margin-bottom:22px}
.cta-points li{display:flex;gap:10px;font-size:13.8px;color:rgba(255,255,255,.78);padding:7px 0}
.cta-points li::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--gold);margin-top:9px;flex-shrink:0}
.form-card{background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:24px}
.field{margin-bottom:15px}
.field label{display:block;font-size:12.5px;font-weight:700;letter-spacing:.06em;color:rgba(255,255,255,.66);margin-bottom:7px}
.field input,.field select,.field textarea{
 width:100%;padding:11px 14px;border-radius:10px;color:#fff;font-size:14px;
 background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.18);
 transition:border-color .2s ease,background .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:rgba(255,255,255,.38)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--gold);background:rgba(255,255,255,.12)}
.field select option{color:#1c2033}
.field textarea{resize:vertical;min-height:76px}
.form-card .btn{width:100%;margin-top:6px}
.form-tip{font-size:12px;color:rgba(255,255,255,.48);margin-top:11px;line-height:1.7;text-align:center}
/* ---------- 保障条 ---------- */
.guard-bar{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:22px}
.guard{
 display:flex;gap:12px;align-items:flex-start;padding:18px 20px;border-radius:var(--radius);
 background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);
}
.guard i{
 display:grid;place-items:center;width:30px;height:30px;border-radius:9px;flex-shrink:0;
 background:rgba(255,180,0,.14);color:var(--gold-deep);font-style:normal;font-weight:900;font-size:13px;
}
.guard b{display:block;font-size:14px;margin-bottom:3px}
.guard span{font-size:12.8px;color:var(--muted);line-height:1.75;display:block}
/* ---------- footer ---------- */
.site-footer{background:#0f1330;color:rgba(255,255,255,.7);padding:56px 0 26px;margin-top:0}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px;padding-bottom:34px;border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:13.5px;line-height:1.9;color:rgba(255,255,255,.55);max-width:400px}
.footer-col h4{font-size:13.5px;color:#fff;margin-bottom:14px;letter-spacing:.06em}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:rgba(255,255,255,.6)}
.footer-col a:hover{color:var(--gold-light)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;padding-top:22px;font-size:12.5px;color:rgba(255,255,255,.42)}
/* ---------- 固定转化条 ---------- */
.fixed-cta{
 position:fixed;left:0;right:0;bottom:0;z-index:70;
 background:rgba(15,19,48,.97);border-top:1px solid rgba(255,255,255,.12);
 backdrop-filter:blur(12px);box-shadow:0 -10px 30px rgba(6,9,28,.35);
}
.fixed-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px;padding-top:10px;padding-bottom:10px}
.fixed-inner p{font-size:13.5px;color:rgba(255,255,255,.7);line-height:1.6}
.fixed-inner p b{color:var(--gold);font-weight:800}
/* ---------- responsive ---------- */
@media (max-width:1080px){
 .hero-grid{gap:38px}
 .tier-grid{grid-template-columns:repeat(2,1fr)}
 .rhythm-grid,.case-grid,.cta-grid{gap:34px}
 .step-grid{grid-template-columns:repeat(2,1fr);gap:26px}
 .footer-top{gap:32px}
}
@media (max-width:860px){
 .header-inner{min-height:64px;gap:14px}
 .main-nav{margin-left:auto;gap:2px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}
 .main-nav::-webkit-scrollbar{display:none}
 .nav-link{padding:8px 10px;font-size:13.5px}
 .header-cta{display:none}
 .section{padding:58px 0}
 .hero-grid{grid-template-columns:1fr;gap:34px}
 .rhythm-grid,.case-grid,.cta-grid{grid-template-columns:1fr}
 .faq-grid{grid-template-columns:1fr}
 .guard-bar{grid-template-columns:1fr}
 .section-head{flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:28px}
 .section-head p{max-width:100%}
 .cta-band{padding:30px 22px}
 .scene-row{grid-template-columns:44px 1fr;gap:14px;padding:18px 18px}
 .scene-meta{display:none}
 .footer-top{grid-template-columns:1fr;gap:28px}
 .case-figure{order:-1}
}
@media (max-width:560px){
 .container{padding:0 18px}
 .logo-text{font-size:13.5px}
 .logo-text em{font-size:9.5px;letter-spacing:.16em}
 .page-hero{padding:44px 0 50px}
 .hero-stats{gap:10px}
 .hero-stat{flex:1 1 calc(50% - 10px);min-width:0;padding:12px 14px}
 .tier-grid{grid-template-columns:1fr}
 .step-grid{grid-template-columns:1fr;gap:20px}
 .case-data{grid-template-columns:1fr}
 .btn{width:100%}
 .hero-actions .btn{width:100%}
 .fixed-inner{flex-direction:column;align-items:stretch;gap:8px;padding-top:10px;padding-bottom:12px}
 .fixed-inner .btn{width:100%}
 body{padding-bottom:126px}
 .tier-ruler{padding:20px 18px 16px}
}