/* roulang page: index */
:root{
  --bg-deep:#030712;
  --bg-abyss:#081229;
  --bg-panel:rgba(15,23,42,.62);
  --bg-panel-solid:#0d1730;
  --brand-blue:#2563EB;
  --brand-cyan:#38BDF8;
  --brand-holo:#60A5FA;
  --text-main:#F8FAFC;
  --text-soft:#CBD5E1;
  --text-mute:#94A3B8;
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.38);
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow-glow:0 0 28px rgba(37,99,235,.35);
  --shadow-card:0 18px 46px -22px rgba(2,6,23,.9);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,'Segoe UI',sans-serif;
  background:var(--bg-deep);
  color:var(--text-main);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px}
.section{padding:70px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.85),rgba(3,7,18,.95))}
.section-head{max-width:800px;margin-bottom:38px}
.section-head.left{margin-left:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand-cyan);font-weight:600;
  padding:6px 12px;border-radius:999px;
  border:1px solid var(--line-strong);
  background:rgba(56,189,248,.08);
}
.section-title{font-size:clamp(24px,3vw,38px);margin:16px 0 14px}
.section-desc{color:var(--text-soft);font-size:16px;line-height:1.7;max-width:760px}
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

/* header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(3,7,18,.78);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  box-shadow:var(--shadow-glow);color:#04122b;font-weight:800;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-weight:700;font-size:15px;color:#fff}
.brand-sub{font-size:11px;color:var(--brand-cyan);letter-spacing:.08em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-size:14px;padding:9px 14px;border-radius:10px;
  color:var(--text-soft);font-weight:500;transition:.22s;
  border:1px solid transparent;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.1);border-color:var(--line)}
.nav-links a.active{color:#fff;background:rgba(37,99,235,.22);border-color:var(--line-strong)}
.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 22px;border-radius:12px;font-weight:600;font-size:14px;
  border:1px solid transparent;transition:.24s;line-height:1;
}
.btn-ghost{color:var(--brand-cyan);border-color:var(--line-strong);background:transparent}
.btn-ghost:hover{background:rgba(56,189,248,.12);color:#fff}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#04122b;font-weight:700;
  box-shadow:0 0 22px rgba(56,189,248,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,.6)}
.btn-outline{color:#fff;border-color:var(--line-strong);background:rgba(15,23,42,.5)}
.btn-outline:hover{background:rgba(56,189,248,.14)}
.btn-lg{padding:15px 30px;font-size:15px;border-radius:14px}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line-strong);color:#fff;width:44px;height:44px;border-radius:12px;font-size:18px}

/* hero */
.hero{
  position:relative;overflow:hidden;
  padding:0;
  border-bottom:1px solid var(--line);
}
.hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/c5f757112d123ec9.jpg') center/cover no-repeat;
  opacity:.34;
}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(3,7,18,.96) 0%,rgba(8,18,41,.86) 45%,rgba(3,7,18,.72) 100%);
}
.hero-inner{position:relative;z-index:2;padding:56px 0 60px}
.series-bar{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  padding:12px 16px;border-radius:14px;margin-bottom:34px;
  background:rgba(8,18,41,.7);border:1px solid var(--line);
  backdrop-filter:blur(10px);
}
.series-bar span{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-mute);font-weight:600}
.series-bar a{
  font-size:13px;padding:7px 14px;border-radius:999px;
  background:rgba(56,189,248,.1);border:1px solid var(--line);
  color:var(--text-soft);transition:.22s;font-weight:500;
}
.series-bar a:hover{background:rgba(56,189,248,.22);color:#fff;border-color:var(--line-strong)}
.hero-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(29px,4.1vw,52px);line-height:1.14;margin:18px 0 20px}
.hero h1 .hl{background:linear-gradient(120deg,#38BDF8,#60A5FA 55%,#2563EB);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lede{color:var(--text-soft);font-size:16.5px;line-height:1.72;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 32px}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;padding-top:24px;border-top:1px solid var(--line)}
.hero-stat strong{display:block;font-size:24px;color:#fff;font-weight:800}
.hero-stat span{font-size:12.5px;color:var(--text-mute)}

.hero-panel{
  background:var(--bg-panel);border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);padding:26px;
  backdrop-filter:blur(16px);box-shadow:var(--shadow-card);
}
.panel-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:6px}
.panel-sub{font-size:13px;color:var(--text-mute);margin-bottom:20px}
.spin-visual{
  border-radius:var(--radius);padding:20px;margin-bottom:20px;
  background:radial-gradient(circle at 50% 20%,rgba(37,99,235,.36),rgba(3,7,18,.9));
  border:1px solid var(--line);text-align:center;
}
.spin-reels{display:flex;justify-content:center;gap:10px;margin-bottom:16px}
.reel{
  width:62px;height:74px;border-radius:12px;
  display:grid;place-items:center;font-size:26px;
  background:rgba(8,18,41,.9);border:1px solid var(--line-strong);
}
.reel.scatter{border-color:#FACC15;box-shadow:0 0 18px rgba(250,204,21,.45)}
.panel-note{font-size:13px;color:var(--text-soft);line-height:1.6}
.panel-list{margin-top:18px;display:flex;flex-direction:column;gap:12px}
.panel-list li{display:flex;gap:12px;align-items:flex-start;font-size:13.5px;color:var(--text-soft)}
.panel-list i{color:var(--brand-cyan);margin-top:3px}

/* cards */
.card{
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;transition:.26s;
  backdrop-filter:blur(12px);height:100%;
}
.card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-card)}
.card-icon{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;
  background:rgba(37,99,235,.18);border:1px solid var(--line-strong);
  color:var(--brand-cyan);font-size:19px;margin-bottom:16px;
}
.card h3{font-size:17.5px;color:#fff;margin-bottom:10px}
.card p{color:var(--text-soft);font-size:14.5px;line-height:1.68}
.tag{
  display:inline-block;font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;font-weight:600;
  background:rgba(56,189,248,.12);border:1px solid var(--line);color:var(--brand-cyan);
}
.tag-gold{background:rgba(250,204,21,.12);border-color:rgba(250,204,21,.4);color:#FACC15}
.tag-red{background:rgba(244,63,94,.12);border-color:rgba(244,63,94,.4);color:#FB7185}

/* step timeline */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.step{padding:30px 26px;background:rgba(8,18,41,.6);border-right:1px solid var(--line);position:relative}
.step:last-child{border-right:none}
.step-num{
  font-size:34px;font-weight:800;line-height:1;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  -webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:14px;
}
.step h3{font-size:17px;color:#fff;margin-bottom:10px}
.step p{font-size:14px;color:var(--text-soft);line-height:1.68}

/* metric row */
.metric-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.metric{
  background:linear-gradient(160deg,rgba(37,99,235,.16),rgba(8,18,41,.7));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;
}
.metric strong{display:block;font-size:28px;font-weight:800;color:#fff;margin-bottom:6px}
.metric span{font-size:13px;color:var(--text-mute)}

/* strategy article blocks */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.split.reverse .split-media{order:2}
.split-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow-card)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.split h3{font-size:clamp(20px,2.3vw,27px);color:#fff;margin:14px 0 16px}
.split p{color:var(--text-soft);font-size:15px;line-height:1.72;margin-bottom:14px}
.check-list{display:flex;flex-direction:column;gap:12px;margin-top:18px}
.check-list li{display:flex;gap:12px;font-size:14.5px;color:var(--text-soft);align-items:flex-start}
.check-list i{color:var(--brand-cyan);margin-top:4px}

/* game showcase */
.game-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.game-card{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:var(--bg-panel);transition:.26s;position:relative;
}
.game-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-card)}
.game-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.game-thumb img{width:100%;height:100%;object-fit:cover;transition:.4s}
.game-card:hover .game-thumb img{transform:scale(1.06)}
.game-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(3,7,18,.92))}
.game-badge{
  position:absolute;top:12px;left:12px;z-index:2;
  font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;
}
.game-body{padding:18px 20px 22px}
.game-body h3{font-size:16.5px;color:#fff;margin-bottom:8px}
.game-body p{font-size:13.8px;color:var(--text-soft);line-height:1.62}

/* info band */
.info-band{
  border-radius:var(--radius-lg);border:1px solid var(--line-strong);
  background:linear-gradient(120deg,rgba(37,99,235,.2),rgba(8,18,41,.85));
  padding:38px 34px;
}
.info-band h3{font-size:clamp(20px,2.4vw,28px);color:#fff;margin-bottom:14px}
.info-band p{color:var(--text-soft);font-size:15px;line-height:1.72}

/* list + sidebar */
.news-layout{display:grid;grid-template-columns:1.55fr 1fr;gap:38px;align-items:start}
.news-item{
  display:flex;gap:18px;padding:18px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(8,18,41,.55);
  transition:.24s;margin-bottom:16px;
}
.news-item:hover{border-color:var(--line-strong);background:rgba(37,99,235,.12);transform:translateX(4px)}
.news-thumb{width:118px;height:88px;border-radius:12px;overflow:hidden;flex-shrink:0;border:1px solid var(--line)}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body h3{font-size:15.5px;color:#fff;margin:8px 0 7px;line-height:1.45}
.news-body p{font-size:13.5px;color:var(--text-mute);line-height:1.58}
.news-meta{display:flex;gap:12px;align-items:center;font-size:12px;color:var(--brand-cyan)}
.side-box{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(8,18,41,.6);padding:22px;margin-bottom:20px;
}
.side-box h4{font-size:15px;color:#fff;margin-bottom:14px}
.side-list li{padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--text-soft)}
.side-list li:last-child{border-bottom:none}
.side-list a:hover{color:var(--brand-cyan)}

/* faq */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:rgba(8,18,41,.55);overflow:hidden}
.faq-q{
  width:100%;text-align:left;background:transparent;border:none;color:#fff;
  padding:20px 22px;font-size:15.5px;font-weight:600;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-q i{color:var(--brand-cyan);transition:.25s}
.faq-a{padding:0 22px 20px;color:var(--text-soft);font-size:14.5px;line-height:1.72;display:none}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-q i{transform:rotate(180deg)}

/* tags cloud */
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
.tag-cloud a{
  font-size:13px;padding:8px 15px;border-radius:999px;
  border:1px solid var(--line);background:rgba(8,18,41,.6);color:var(--text-soft);transition:.22s;
}
.tag-cloud a:hover{color:#fff;border-color:var(--line-strong);background:rgba(37,99,235,.2)}

/* compare */
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table.compare{width:100%;border-collapse:collapse;min-width:720px}
table.compare th,table.compare td{padding:16px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--line)}
table.compare th{background:rgba(37,99,235,.16);color:#fff;font-weight:700;font-size:13.5px}
table.compare td{color:var(--text-soft)}
table.compare tr:last-child td{border-bottom:none}
table.compare td.hi{background:rgba(56,189,248,.09);color:#fff;font-weight:600}

/* cta band */
.cta-band{
  border-radius:var(--radius-lg);padding:46px 38px;text-align:center;
  background:linear-gradient(120deg,rgba(37,99,235,.3),rgba(8,18,41,.92));
  border:1px solid var(--line-strong);box-shadow:var(--shadow-glow);
}
.cta-band h2{font-size:clamp(22px,3vw,34px);color:#fff;margin-bottom:14px}
.cta-band p{color:var(--text-soft);font-size:15.5px;max-width:720px;margin:0 auto 26px;line-height:1.7}
.cta-actions{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}

/* footer */
.site-footer{background:#020617;border-top:1px solid var(--line);padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px;margin-bottom:38px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.02em}
.footer-col p,.footer-col li{font-size:13.5px;color:var(--text-mute);line-height:1.7}
.footer-col li{margin-bottom:10px}
.footer-col a:hover{color:var(--brand-cyan)}
.pay-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px}
.pay-badges span{
  font-size:11.5px;padding:6px 12px;border-radius:8px;font-weight:600;
  background:rgba(56,189,248,.1);border:1px solid var(--line);color:var(--text-soft);
}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:22px;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:var(--text-mute);
}
.age-badge{
  display:inline-grid;place-items:center;width:38px;height:38px;border-radius:50%;
  border:2px solid #FB7185;color:#FB7185;font-weight:800;font-size:13px;
}
.trust-row{display:flex;flex-wrap:wrap;gap:18px;align-items:center;font-size:12.5px;color:var(--text-mute)}
.trust-row i{color:var(--brand-cyan);margin-right:6px}

/* fab */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:18px;display:grid;place-items:center;
  background:rgba(3,7,18,.82);backdrop-filter:blur(12px);
  border:2px solid transparent;
  background-clip:padding-box;
  box-shadow:0 0 22px rgba(56,189,248,.45);
  color:#38BDF8;font-size:22px;opacity:.82;transition:.28s;
}
.fab::before{
  content:"";position:absolute;inset:-2px;border-radius:20px;z-index:-1;
  background:linear-gradient(135deg,#2563EB,#38BDF8,#EC4899);
}
.fab:hover{opacity:1;transform:scale(1.08);box-shadow:0 0 34px rgba(56,189,248,.75)}
.fab .dot{
  position:absolute;top:-3px;right:-3px;width:14px;height:14px;border-radius:50%;
  background:#EC4899;border:2px solid #030712;
}

/* responsive */
@media (max-width:1024px){
  .hero-layout{grid-template-columns:1fr;gap:36px}
  .split,.split.reverse{grid-template-columns:1fr;gap:28px}
  .split.reverse .split-media{order:0}
  .news-layout{grid-template-columns:1fr}
  .g4,.metric-row{grid-template-columns:repeat(2,1fr)}
  .game-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .nav-links{display:none}
  .nav-toggle{display:grid;place-items:center}
  .header-cta .btn-ghost{display:none}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .g3,.g2{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .step{border-right:none;border-bottom:1px solid var(--line)}
  .step:last-child{border-bottom:none}
  .hero-inner{padding:40px 0 48px}
  .hero h1{font-size:clamp(25px,7vw,34px)}
  .header-cta .btn-primary{padding:10px 16px;font-size:13px}
  .series-bar{overflow-x:auto;flex-wrap:nowrap}
}
@media (max-width:520px){
  .container{padding:0 15px}
  .g4,.metric-row,.game-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .info-band,.cta-band{padding:28px 20px}
  .news-item{flex-direction:column}
  .news-thumb{width:100%;height:160px}
  .hero-stats{gap:18px}
  .btn{width:100%}
  .hero-actions{flex-direction:column}
  .cta-actions .btn{width:100%}
}
.mobile-nav{
  display:none;border-top:1px solid var(--line);background:rgba(3,7,18,.97);
  padding:14px 20px 20px;
}
.mobile-nav.open{display:block}
.mobile-nav a{display:block;padding:12px 0;font-size:15px;color:var(--text-soft);border-bottom:1px solid var(--line)}
.mobile-nav a.active{color:var(--brand-cyan)}
.mobile-nav .m-cta{display:flex;gap:10px;margin-top:16px}
.mobile-nav .m-cta .btn{width:auto;flex:1}

/* roulang page: article */
:root{
  --bg-deep:#030712;
  --bg-abyss:#081229;
  --bg-panel:rgba(15,23,42,.62);
  --bg-panel-solid:#0d1730;
  --brand-blue:#2563EB;
  --brand-cyan:#38BDF8;
  --brand-holo:#60A5FA;
  --text-main:#F8FAFC;
  --text-soft:#CBD5E1;
  --text-mute:#94A3B8;
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.38);
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow-glow:0 0 28px rgba(37,99,235,.35);
  --shadow-card:0 18px 46px -22px rgba(2,6,23,.9);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,'Segoe UI',sans-serif;
  background:var(--bg-deep);
  color:var(--text-main);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.25}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px}
.section{padding:70px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.85),rgba(3,7,18,.95))}
.section-head{max-width:820px;margin-bottom:38px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand-cyan);font-weight:600;
  padding:6px 12px;border-radius:999px;
  border:1px solid var(--line-strong);
  background:rgba(56,189,248,.08);
}
.section-title{font-size:clamp(24px,3vw,36px);margin:16px 0 14px;color:#fff}
.section-desc{color:var(--text-soft);font-size:16px;line-height:1.72;max-width:780px}
.grid{display:grid;gap:22px}
/* header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(3,7,18,.78);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  box-shadow:var(--shadow-glow);color:#04122b;font-weight:800;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-weight:700;font-size:15px;color:#fff}
.brand-sub{font-size:11px;color:var(--brand-cyan);letter-spacing:.08em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-size:14px;padding:9px 14px;border-radius:10px;
  color:var(--text-soft);font-weight:500;transition:.22s;
  border:1px solid transparent;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.1);border-color:var(--line)}
.nav-links a.active{color:#fff;background:rgba(37,99,235,.22);border-color:var(--line-strong)}
.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 22px;border-radius:12px;font-weight:600;font-size:14px;
  border:1px solid transparent;transition:.24s;line-height:1;
}
.btn-ghost{color:var(--brand-cyan);border-color:var(--line-strong);background:transparent}
.btn-ghost:hover{background:rgba(56,189,248,.12);color:#fff}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#04122b;font-weight:700;
  box-shadow:0 0 22px rgba(56,189,248,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,.6)}
.btn-outline{color:#fff;border-color:var(--line-strong);background:rgba(15,23,42,.5)}
.btn-outline:hover{background:rgba(56,189,248,.14)}
.btn-lg{padding:15px 30px;font-size:15px;border-radius:14px}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line-strong);color:#fff;width:44px;height:44px;border-radius:12px;font-size:18px}
/* session bar */
.session-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:12px 18px;border-radius:14px;
  background:linear-gradient(90deg,rgba(37,99,235,.24),rgba(56,189,248,.12));
  border:1px solid var(--line-strong);
}
.session-bar .dot{width:9px;height:9px;border-radius:999px;background:#38BDF8;box-shadow:0 0 12px #38BDF8;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.session-bar strong{color:#fff;font-size:14px}
.session-bar span{font-size:13px;color:var(--text-soft)}
/* article hero */
.article-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  padding:48px 0 54px;
}
.article-hero .hero-img{
  position:absolute;inset:0;
  background:url('/assets/images/6cbd0c44b36b3eaa.jpg') center/cover no-repeat;
  opacity:.28;
}
.article-hero .hero-mask{
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(3,7,18,.96) 0%,rgba(8,18,41,.88) 50%,rgba(3,7,18,.74) 100%);
}
.article-hero-inner{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:12.5px;color:var(--text-mute);margin-bottom:18px}
.crumbs a{color:var(--brand-cyan);transition:.2s}
.crumbs a:hover{color:#fff}
.crumbs i{font-size:9px;color:var(--text-mute)}
.article-hero h1{font-size:clamp(26px,3.6vw,44px);line-height:1.2;margin:14px 0 18px;color:#fff}
.article-meta{display:flex;flex-wrap:wrap;gap:16px;align-items:center;font-size:13px;color:var(--text-mute)}
.article-meta .chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;border-radius:999px;
  border:1px solid var(--line);background:rgba(56,189,248,.08);color:var(--brand-holo);
  font-weight:500;
}
.article-hero .hero-figure{
  margin-top:26px;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow-card);
  max-width:960px;
}
.article-hero .hero-figure img{width:100%;object-fit:cover;max-height:380px}
/* article body layout */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
.article-body{
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:36px;
  backdrop-filter:blur(12px);box-shadow:var(--shadow-card);
}
.article-content{color:var(--text-soft);font-size:16px;line-height:1.8}
.article-content h2{font-size:24px;color:#fff;margin:34px 0 14px;padding-left:14px;border-left:3px solid var(--brand-cyan)}
.article-content h3{font-size:19px;color:#fff;margin:26px 0 12px}
.article-content p{margin:0 0 16px}
.article-content ul,.article-content ol{margin:0 0 18px;padding-left:22px;list-style:disc}
.article-content ol{list-style:decimal}
.article-content li{margin-bottom:9px;color:var(--text-soft)}
.article-content a{color:var(--brand-cyan);text-decoration:underline;text-underline-offset:3px}
.article-content a:hover{color:#fff}
.article-content img{border-radius:var(--radius);margin:20px 0;border:1px solid var(--line)}
.article-content blockquote{
  margin:24px 0;padding:20px 24px;border-left:3px solid var(--brand-cyan);
  background:rgba(56,189,248,.07);border-radius:0 var(--radius) var(--radius) 0;
  color:var(--text-main);font-size:17px;font-style:italic;
}
.article-content table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px}
.article-content th,.article-content td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.article-content th{background:rgba(37,99,235,.16);color:#fff}
.article-content strong{color:#fff}
/* fallback */
.no-article{
  text-align:center;padding:60px 24px;
  border:1px dashed var(--line-strong);border-radius:var(--radius-lg);
  background:rgba(15,23,42,.5);
}
.no-article i{font-size:40px;color:var(--brand-cyan);margin-bottom:16px}
.no-article h2{color:#fff;font-size:22px;margin-bottom:10px}
.no-article p{color:var(--text-soft);margin-bottom:22px}
/* sidebar */
.side-card{
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;margin-bottom:22px;
  backdrop-filter:blur(12px);
}
.side-card h3{font-size:16px;color:#fff;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.side-card h3 i{color:var(--brand-cyan)}
.side-list li{display:flex;gap:11px;padding:11px 0;border-bottom:1px dashed var(--line);font-size:14px;color:var(--text-soft)}
.side-list li:last-child{border-bottom:none}
.side-list i{color:var(--brand-holo);margin-top:4px;font-size:12px}
/* quote */
.pull-quote{
  margin:0;padding:34px 38px;border-radius:var(--radius-lg);
  background:linear-gradient(135deg,rgba(37,99,235,.24),rgba(56,189,248,.1));
  border:1px solid var(--line-strong);
  font-size:clamp(18px,2.2vw,23px);line-height:1.55;color:#fff;font-weight:600;
  position:relative;overflow:hidden;
}
.pull-quote i{color:var(--brand-cyan);opacity:.5;font-size:26px;margin-right:10px}
/* feature cards */
.feature-card{
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;transition:.26s;height:100%;
  backdrop-filter:blur(12px);
}
.feature-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-card)}
.step-index{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);color:#04122b;
  font-weight:800;font-size:15px;margin-bottom:14px;
}
/* stats */
.stat-card{
  background:rgba(15,23,42,.6);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;text-align:center;
}
.stat-card strong{display:block;font-size:26px;font-weight:800;color:#fff;background:linear-gradient(120deg,#38BDF8,#60A5FA);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-card span{font-size:13px;color:var(--text-mute)}
/* audience */
.audience-row{display:flex;gap:16px;align-items:flex-start;padding:18px 0;border-bottom:1px dashed var(--line)}
.audience-row:last-child{border-bottom:none}
.audience-row i{
  width:44px;height:44px;border-radius:12px;flex-shrink:0;display:grid;place-items:center;
  background:rgba(37,99,235,.18);border:1px solid var(--line-strong);color:var(--brand-cyan);font-size:17px;
}
.audience-row h4{color:#fff;font-size:15.5px;margin-bottom:5px}
.audience-row p{color:var(--text-soft);font-size:14px}
/* cta band */
.cta-band{
  border-radius:var(--radius-lg);padding:44px 38px;
  background:linear-gradient(135deg,rgba(37,99,235,.28),rgba(8,18,41,.9));
  border:1px solid var(--line-strong);text-align:center;
  box-shadow:var(--shadow-glow);
}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);color:#fff;margin-bottom:14px}
.cta-band p{color:var(--text-soft);max-width:680px;margin:0 auto 26px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
/* faq */
.faq-item{
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);margin-bottom:14px;overflow:hidden;
}
.faq-item summary{
  padding:18px 22px;font-size:15.5px;font-weight:600;color:#fff;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
  list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--brand-cyan);transition:.24s}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--text-soft);font-size:14.5px;line-height:1.72}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:999px;
  display:grid;place-items:center;
  background:rgba(7,7,13,.8);backdrop-filter:blur(12px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.85),rgba(7,7,13,.85)),linear-gradient(135deg,#38BDF8,#2563EB);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:#38BDF8;font-size:20px;
  box-shadow:0 0 20px rgba(56,189,248,.45);
  transition:.26s;opacity:.78;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(56,189,248,.7)}
.fab:active{transform:scale(.94)}
.fab .fab-dot{
  position:absolute;top:6px;right:6px;width:12px;height:12px;border-radius:999px;
  background:#EF4444;box-shadow:0 0 8px #EF4444;animation:pulse 1.4s infinite;
}
/* footer */
.site-footer{
  background:linear-gradient(180deg,rgba(8,18,41,.95),rgba(3,7,18,1));
  border-top:1px solid var(--line);padding:56px 0 26px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:11px}
.footer-col p{color:var(--text-mute);font-size:14px;line-height:1.7}
.footer-col h4{color:#fff;font-size:15px;margin-bottom:16px}
.footer-col ul li{margin-bottom:11px}
.footer-col ul a{color:var(--text-soft);font-size:14px;transition:.2s}
.footer-col ul a:hover{color:var(--brand-cyan)}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.pay-badges span{
  font-size:12px;padding:6px 12px;border-radius:8px;
  border:1px solid var(--line);background:rgba(56,189,248,.08);color:var(--brand-holo);
}
.footer-bottom{
  margin-top:40px;padding-top:24px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;
}
.trust-row{display:flex;flex-wrap:wrap;gap:18px;align-items:center;font-size:13px;color:var(--text-mute)}
.trust-row span{display:inline-flex;align-items:center;gap:7px}
.trust-row i{color:var(--brand-cyan)}
.age-badge{
  border:1px solid #EF4444;color:#FCA5A5;font-weight:700;
  padding:3px 9px;border-radius:999px;font-size:12px;
}
.footer-bottom > p{color:var(--text-mute);font-size:13px}
/* responsive */
@media (max-width:1024px){
  .hero-layout{grid-template-columns:1fr;gap:32px}
  .article-layout{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .nav-links{
    display:none;position:absolute;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(3,7,18,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 18px;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px}
  .nav-toggle{display:grid;place-items:center}
  .header-cta .btn-ghost{display:none}
  .section{padding:52px 0}
  .article-body{padding:24px}
  .cta-band{padding:32px 22px}
  .session-bar{padding:12px 14px;gap:10px}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .brand-name{font-size:13.5px}
  .article-hero{padding:36px 0 42px}
  .article-meta{gap:10px}
  .pull-quote{padding:24px 22px;font-size:17px}
  .btn{width:100%;justify-content:center}
  .hero-actions,.cta-actions{flex-direction:column}
}

/* roulang page: category1 */
:root{
  --bg-deep:#030712;
  --bg-abyss:#081229;
  --bg-panel:rgba(15,23,42,.62);
  --bg-panel-solid:#0d1730;
  --brand-blue:#2563EB;
  --brand-cyan:#38BDF8;
  --brand-holo:#60A5FA;
  --text-main:#F8FAFC;
  --text-soft:#CBD5E1;
  --text-mute:#94A3B8;
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.38);
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow-glow:0 0 28px rgba(37,99,235,.35);
  --shadow-card:0 18px 46px -22px rgba(2,6,23,.9);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,'Segoe UI',sans-serif;
  background:var(--bg-deep);
  color:var(--text-main);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
ul{list-style:none;margin:0;padding:0}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px}
.section{padding:70px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.85),rgba(3,7,18,.95))}
.section-head{max-width:820px;margin-bottom:38px}
.section-head.left{margin-left:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand-cyan);font-weight:600;
  padding:6px 12px;border-radius:999px;
  border:1px solid var(--line-strong);
  background:rgba(56,189,248,.08);
}
.section-title{font-size:clamp(24px,3vw,38px);margin:16px 0 14px}
.section-desc{color:var(--text-soft);font-size:16px;line-height:1.7;max-width:780px}
.grid{display:grid;gap:22px}
/* header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(3,7,18,.78);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  box-shadow:var(--shadow-glow);color:#04122b;font-weight:800;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-weight:700;font-size:15px;color:#fff}
.brand-sub{font-size:11px;color:var(--brand-cyan);letter-spacing:.08em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-size:14px;padding:9px 14px;border-radius:10px;
  color:var(--text-soft);font-weight:500;transition:.22s;
  border:1px solid transparent;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.1);border-color:var(--line)}
.nav-links a.active{color:#fff;background:rgba(37,99,235,.22);border-color:var(--line-strong)}
.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 22px;border-radius:12px;font-weight:600;font-size:14px;
  border:1px solid transparent;transition:.24s;line-height:1;
}
.btn:focus-visible{outline:2px solid var(--brand-cyan);outline-offset:2px}
.btn-ghost{color:var(--brand-cyan);border-color:var(--line-strong);background:transparent}
.btn-ghost:hover{background:rgba(56,189,248,.12);color:#fff}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#04122b;font-weight:700;
  box-shadow:0 0 22px rgba(56,189,248,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,.6)}
.btn-outline{color:#fff;border-color:var(--line-strong);background:rgba(15,23,42,.5)}
.btn-outline:hover{background:rgba(56,189,248,.14)}
.btn-lg{padding:15px 30px;font-size:15px;border-radius:14px}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line-strong);color:#fff;width:44px;height:44px;border-radius:12px;font-size:18px}
/* page hero */
.page-hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
}
.page-hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/6cbd0c44b36b3eaa.jpg') center/cover no-repeat;
  opacity:.3;
}
.page-hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(3,7,18,.97) 0%,rgba(8,18,41,.88) 48%,rgba(3,7,18,.74) 100%);
}
.page-hero-inner{position:relative;z-index:2;padding:60px 0 58px}
.crumb{font-size:13px;color:var(--text-mute);margin-bottom:16px;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.crumb a{color:var(--brand-cyan)}
.crumb a:hover{color:#fff}
.page-hero h1{font-size:clamp(27px,3.7vw,46px);line-height:1.16;margin:14px 0 18px;max-width:900px}
.page-hero h1 .hl{background:linear-gradient(120deg,#38BDF8,#60A5FA 55%,#2563EB);-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero-lede{color:var(--text-soft);font-size:16.5px;line-height:1.72;max-width:760px}
.page-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-metrics{display:flex;flex-wrap:wrap;gap:30px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line)}
.hero-metric strong{display:block;font-size:24px;font-weight:800;color:#fff}
.hero-metric span{font-size:12.5px;color:var(--text-mute)}
/* generic cards */
.card{
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;transition:.26s;
  backdrop-filter:blur(12px);height:100%;
}
.card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-card)}
.card-icon{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;
  background:rgba(37,99,235,.18);border:1px solid var(--line-strong);
  color:var(--brand-cyan);font-size:19px;margin-bottom:16px;
}
.card h3{font-size:17.5px;color:#fff;margin:0 0 10px}
.card p{color:var(--text-soft);font-size:14.5px;line-height:1.68;margin:0}
.tag{
  display:inline-block;font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;
  background:rgba(56,189,248,.1);border:1px solid var(--line);
  color:var(--brand-cyan);font-weight:600;
}
.card-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
/* pain list */
.pain-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pain-item{
  border-left:3px solid #f97316;
  background:rgba(249,115,22,.07);
  padding:20px 22px;border-radius:0 var(--radius) var(--radius) 0;
  transition:.24s;
}
.pain-item:hover{background:rgba(249,115,22,.12);transform:translateX(4px)}
.pain-item h3{font-size:16px;color:#fff;margin:0 0 8px;display:flex;gap:10px;align-items:center}
.pain-item h3 i{color:#fb923c}
.pain-item p{color:var(--text-soft);font-size:14px;line-height:1.65;margin:0}
/* solution split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.split-media{
  border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow-card);
  position:relative;
}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.split-media .float-badge{
  position:absolute;left:18px;bottom:18px;
  background:rgba(3,7,18,.82);border:1px solid var(--line-strong);
  border-radius:12px;padding:10px 16px;backdrop-filter:blur(10px);
  font-size:13px;color:var(--brand-cyan);font-weight:600;
}
.feature-list{display:flex;flex-direction:column;gap:18px;margin-top:26px}
.feature-row{display:flex;gap:16px;align-items:flex-start}
.feature-row .num{
  flex-shrink:0;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);color:#04122b;font-weight:800;font-size:15px;
}
.feature-row h3{font-size:16px;color:#fff;margin:0 0 6px}
.feature-row p{color:var(--text-soft);font-size:14px;line-height:1.65;margin:0}
/* steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{
  position:relative;
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px 22px;
  transition:.26s;
}
.step:hover{border-color:var(--line-strong);box-shadow:var(--shadow-card);transform:translateY(-4px)}
.step-num{
  font-size:13px;font-weight:800;letter-spacing:.1em;color:var(--brand-cyan);
  text-transform:uppercase;
}
.step h3{font-size:16.5px;color:#fff;margin:12px 0 10px}
.step p{color:var(--text-soft);font-size:14px;line-height:1.65;margin:0}
/* proof */
.proof-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.proof{padding:26px 22px;border-radius:var(--radius);background:var(--bg-panel);border:1px solid var(--line);text-align:left;transition:.26s}
.proof:hover{border-color:var(--line-strong);background:rgba(37,99,235,.12)}
.proof strong{display:block;font-size:clamp(26px,3vw,36px);font-weight:800;background:linear-gradient(120deg,#38BDF8,#60A5FA);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.proof span{display:block;margin-top:10px;color:var(--text-soft);font-size:14px;line-height:1.6}
/* scenario cards */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scene-card{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.26s;display:flex;flex-direction:column;
}
.scene-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-card)}
.scene-card img{width:100%;aspect-ratio:16/10;object-fit:cover;border-bottom:1px solid var(--line)}
.scene-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.scene-body h3{font-size:16.5px;color:#fff;margin:0}
.scene-body p{color:var(--text-soft);font-size:14px;line-height:1.65;margin:0}
.scene-meta{margin-top:auto;display:flex;gap:8px;flex-wrap:wrap;padding-top:10px}
/* testimonials */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.quote{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:.26s;
}
.quote:hover{border-color:var(--line-strong);box-shadow:var(--shadow-card)}
.quote i.q{color:var(--brand-cyan);font-size:20px;margin-bottom:12px;display:block}
.quote p{color:var(--text-soft);font-size:14.5px;line-height:1.72;margin:0 0 18px}
.quote-by{display:flex;align-items:center;gap:12px}
.quote-avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);color:#04122b;font-weight:800;font-size:15px;
}
.quote-by strong{display:block;color:#fff;font-size:14px}
.quote-by span{font-size:12.5px;color:var(--text-mute)}
/* faq */
.faq-wrap{display:flex;flex-direction:column;gap:14px;max-width:920px}
.faq-item{
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;transition:.24s;
}
.faq-item:hover{border-color:var(--line-strong)}
.faq-q{
  width:100%;background:transparent;border:0;color:#fff;
  display:flex;justify-content:space-between;align-items:center;gap:18px;
  padding:20px 22px;font-size:15.5px;font-weight:600;text-align:left;
}
.faq-q i{color:var(--brand-cyan);transition:.3s;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease;padding:0 22px}
.faq-item.open .faq-a{max-height:340px;padding-bottom:20px}
.faq-a p{color:var(--text-soft);font-size:14.5px;line-height:1.72;margin:0}
/* news list */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:.26s;display:flex;flex-direction:column;
}
.news-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-card)}
.news-card img{width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--line)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-meta{font-size:12px;color:var(--brand-cyan);text-transform:uppercase;letter-spacing:.08em;font-weight:600}
.news-body h3{font-size:16px;color:#fff;margin:0;line-height:1.45}
.news-body p{color:var(--text-soft);font-size:13.5px;line-height:1.65;margin:0}
.news-link{margin-top:auto;color:var(--brand-cyan);font-size:13.5px;font-weight:600;display:inline-flex;gap:7px;align-items:center}
.news-link:hover{color:#fff}
.news-empty{color:var(--text-mute);font-size:14px}
/* channel matrix */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.matrix-card{
  display:block;background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;transition:.26s;
}
.matrix-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-card)}
.matrix-card .tag{margin-bottom:14px}
.matrix-card h3{font-size:17px;color:#fff;margin:0 0 10px}
.matrix-card p{color:var(--text-soft);font-size:14px;line-height:1.65;margin:0 0 16px}
.matrix-card .arrow{color:var(--brand-cyan);font-size:14px;font-weight:600;display:inline-flex;gap:8px;align-items:center}
/* cta band */
.cta-band{
  border-radius:var(--radius-lg);
  border:1px solid var(--line-strong);
  background:linear-gradient(120deg,rgba(37,99,235,.22),rgba(56,189,248,.1));
  padding:44px;display:grid;grid-template-columns:1.3fr .7fr;gap:34px;align-items:center;
  box-shadow:var(--shadow-card);
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);margin:0 0 14px;color:#fff}
.cta-band p{color:var(--text-soft);font-size:15.5px;line-height:1.7;margin:0}
.cta-band-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
/* footer */
.site-footer{background:rgba(3,7,18,.94);border-top:1px solid var(--line);padding:58px 0 26px;margin-top:10px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.footer-col p{color:var(--text-mute);font-size:13.5px;line-height:1.7;margin:0 0 16px}
.footer-col h4{color:#fff;font-size:14.5px;margin:0 0 16px;letter-spacing:.04em;text-transform:uppercase}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul a{color:var(--text-mute);font-size:13.5px;transition:.22s}
.footer-col ul a:hover{color:var(--brand-cyan)}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px}
.pay-badges span{
  font-size:12px;font-weight:600;color:var(--brand-cyan);
  padding:5px 12px;border-radius:999px;
  background:rgba(56,189,248,.08);border:1px solid var(--line);
}
.footer-bottom{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;align-items:center}
.trust-row{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.trust-row span{display:inline-flex;gap:8px;align-items:center;font-size:13px;color:var(--text-mute)}
.trust-row i{color:var(--brand-cyan)}
.age-badge{
  font-size:12px;font-weight:700;color:#fff;padding:4px 10px;border-radius:8px;
  background:rgba(239,68,68,.18);border:1px solid rgba(239,68,68,.5);
}
.footer-bottom p{color:var(--text-mute);font-size:13px;margin:0}
/* fab */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;
  background:rgba(7,7,13,.82);backdrop-filter:blur(12px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.85),rgba(7,7,13,.85)),linear-gradient(135deg,#38BDF8,#2563EB);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--brand-cyan);font-size:20px;
  box-shadow:0 0 20px rgba(56,189,248,.45);
  transition:.26s;opacity:.78;
  animation:fabPulse 2.8s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(56,189,248,.7)}
.fab:active{transform:scale(.95)}
.fab .dot{
  position:absolute;top:-4px;right:-4px;width:13px;height:13px;border-radius:50%;
  background:#22d3ee;box-shadow:0 0 10px #22d3ee;border:2px solid #030712;
  animation:dotBlink 1.4s infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(56,189,248,.4)}50%{box-shadow:0 0 30px rgba(56,189,248,.7)}}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.3}}
/* responsive */
@media (max-width:1024px){
  .hero-metrics{gap:22px}
  .split{grid-template-columns:1fr;gap:32px}
  .pain-grid,.scene-grid,.quote-grid,.news-grid,.matrix{grid-template-columns:repeat(2,1fr)}
  .steps,.proof-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr;padding:34px}
  .cta-band-actions{justify-content:flex-start}
}
@media (max-width:860px){
  .nav-links{
    position:absolute;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(3,7,18,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;border-radius:10px}
  .nav-toggle{display:grid;place-items:center}
  .header-cta .btn-ghost{display:none}
}
@media (max-width:520px){
  .section{padding:52px 0}
  .page-hero-inner{padding:42px 0 44px}
  .pain-grid,.scene-grid,.quote-grid,.news-grid,.matrix,.steps,.proof-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-metrics{gap:16px}
  .header-cta{gap:8px}
  .btn{padding:11px 16px;font-size:13px}
  .btn-lg{padding:14px 22px}
  .fab{left:12px;bottom:88px}
}

/* roulang page: category3 */
:root{
  --bg-deep:#030712;
  --bg-abyss:#081229;
  --bg-panel:rgba(15,23,42,.62);
  --bg-panel-solid:#0d1730;
  --brand-blue:#2563EB;
  --brand-cyan:#38BDF8;
  --brand-holo:#60A5FA;
  --text-main:#F8FAFC;
  --text-soft:#CBD5E1;
  --text-mute:#94A3B8;
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.38);
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow-glow:0 0 28px rgba(37,99,235,.35);
  --shadow-card:0 18px 46px -22px rgba(2,6,23,.9);
}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,'Segoe UI',sans-serif;
  background:var(--bg-deep);
  color:var(--text-main);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
.container{width:100%;max-width:1220px;margin:0 auto;padding:0 20px}
.section{padding:70px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.85),rgba(3,7,18,.95))}
.section-head{max-width:800px;margin-bottom:38px}
.section-head.left{margin-left:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand-cyan);font-weight:600;
  padding:6px 12px;border-radius:999px;
  border:1px solid var(--line-strong);
  background:rgba(56,189,248,.08);
}
.section-title{font-size:clamp(24px,3vw,38px);margin:16px 0 14px}
.section-desc{color:var(--text-soft);font-size:16px;line-height:1.7;max-width:760px}
.grid{display:grid;gap:22px}
/* header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(3,7,18,.78);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  box-shadow:var(--shadow-glow);color:#04122b;font-weight:800;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-weight:700;font-size:15px;color:#fff}
.brand-sub{font-size:11px;color:var(--brand-cyan);letter-spacing:.08em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-size:14px;padding:9px 14px;border-radius:10px;
  color:var(--text-soft);font-weight:500;transition:.22s;
  border:1px solid transparent;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.1);border-color:var(--line)}
.nav-links a.active{color:#fff;background:rgba(37,99,235,.22);border-color:var(--line-strong)}
.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 22px;border-radius:12px;font-weight:600;font-size:14px;
  border:1px solid transparent;transition:.24s;line-height:1;
}
.btn-ghost{color:var(--brand-cyan);border-color:var(--line-strong);background:transparent}
.btn-ghost:hover{background:rgba(56,189,248,.12);color:#fff}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#04122b;font-weight:700;
  box-shadow:0 0 22px rgba(56,189,248,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,.6)}
.btn-outline{color:#fff;border-color:var(--line-strong);background:rgba(15,23,42,.5)}
.btn-outline:hover{background:rgba(56,189,248,.14)}
.btn-lg{padding:15px 30px;font-size:15px;border-radius:14px}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line-strong);color:#fff;width:44px;height:44px;border-radius:12px;font-size:18px}
/* breadcrumb */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-mute);padding:18px 0}
.crumb a{color:var(--text-soft);transition:.2s}
.crumb a:hover{color:var(--brand-cyan)}
.crumb i{font-size:10px;opacity:.6}
/* category hero */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.cat-hero-bg{position:absolute;inset:0;background:url('/assets/images/6cbd0c44b36b3eaa.jpg') center/cover no-repeat;opacity:.3}
.cat-hero-overlay{position:absolute;inset:0;background:linear-gradient(115deg,rgba(3,7,18,.97) 0%,rgba(8,18,41,.88) 48%,rgba(3,7,18,.7) 100%)}
.cat-hero-inner{position:relative;z-index:2;padding:52px 0 58px}
.cat-hero-layout{display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center}
.cat-hero h1{font-size:clamp(27px,3.6vw,46px);line-height:1.16;margin:16px 0 18px}
.cat-hero h1 .hl{background:linear-gradient(120deg,#38BDF8,#60A5FA 55%,#2563EB);-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-lede{color:var(--text-soft);font-size:16.5px;line-height:1.72;max-width:600px}
.cat-actions{display:flex;flex-wrap:wrap;gap:14px;margin:28px 0 26px}
.cat-quick{display:flex;flex-wrap:wrap;gap:24px;padding-top:22px;border-top:1px solid var(--line)}
.cat-quick strong{display:block;font-size:22px;color:#fff;font-weight:800}
.cat-quick span{font-size:12.5px;color:var(--text-mute)}
/* hero side panel */
.hero-panel{
  background:var(--bg-panel);border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);padding:26px;
  backdrop-filter:blur(16px);box-shadow:var(--shadow-card);
}
.panel-title{font-size:15px;font-weight:700;color:#fff;margin-bottom:6px}
.panel-sub{font-size:13px;color:var(--text-mute)}
.panel-list{margin-top:18px;display:flex;flex-direction:column;gap:12px;list-style:none;padding:0}
.panel-list li{display:flex;gap:12px;align-items:flex-start;font-size:13.5px;color:var(--text-soft)}
.panel-list i{color:var(--brand-cyan);margin-top:3px}
/* cards */
.card{
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:24px;transition:.26s;
  backdrop-filter:blur(12px);height:100%;
}
.card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-card)}
.card-icon{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;
  background:rgba(37,99,235,.18);border:1px solid var(--line-strong);
  color:var(--brand-cyan);font-size:19px;margin-bottom:16px;
}
.card h3{font-size:17.5px;color:#fff;margin-bottom:10px}
.card p{color:var(--text-soft);font-size:14.5px;line-height:1.68}
.tag{
  display:inline-block;font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;
  color:var(--brand-cyan);background:rgba(56,189,248,.1);
  border:1px solid var(--line-strong);font-weight:600;
}
.tag-red{color:#FCA5A5;background:rgba(220,38,38,.14);border-color:rgba(220,38,38,.4)}
/* step list */
.steps{display:flex;flex-direction:column;gap:18px}
.step{
  display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start;
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:22px;transition:.24s;
}
.step:hover{border-color:var(--line-strong);transform:translateX(4px)}
.step-num{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);color:#04122b;
  font-weight:800;font-size:20px;box-shadow:var(--shadow-glow);
}
.step h3{font-size:17px;color:#fff;margin:0 0 8px}
.step p{margin:0;color:var(--text-soft);font-size:14.5px}
/* data strip */
.data-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  background:linear-gradient(135deg,rgba(37,99,235,.16),rgba(56,189,248,.08));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);padding:32px;
}
.data-cell{text-align:left}
.data-cell strong{display:block;font-size:clamp(24px,3vw,34px);font-weight:800;color:#fff;line-height:1.1}
.data-cell span{display:block;margin-top:6px;font-size:13px;color:var(--text-soft)}
/* media block */
.media-block{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.media-img{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow-card)}
.media-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.check-list{list-style:none;padding:0;margin:22px 0 0;display:flex;flex-direction:column;gap:14px}
.check-list li{display:flex;gap:13px;align-items:flex-start;color:var(--text-soft);font-size:14.5px;line-height:1.68}
.check-list i{color:var(--brand-cyan);margin-top:4px;font-size:15px}
/* scenario tabs */
.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.scenario{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;transition:.26s;position:relative;overflow:hidden;
}
.scenario::before{content:"";position:absolute;inset:0 auto 0 0;width:4px;background:linear-gradient(180deg,#2563EB,#38BDF8);opacity:.7}
.scenario:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-card)}
.scenario h3{font-size:17px;color:#fff;margin:14px 0 10px}
.scenario p{color:var(--text-soft);font-size:14.5px;line-height:1.68;margin:0}
/* category matrix */
.cat-matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{
  display:block;background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;transition:.26s;
}
.cat-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-card)}
.cat-card .cat-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.cat-card h3{font-size:17.5px;color:#fff;margin:0 0 10px}
.cat-card p{color:var(--text-soft);font-size:14.5px;line-height:1.68;margin:0 0 16px}
.cat-more{color:var(--brand-cyan);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:8px;transition:.24s}
.cat-card:hover .cat-more{gap:13px}
/* cms list */
.post-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
  display:flex;flex-direction:column;height:100%;
  background:var(--bg-panel);border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;transition:.26s;
}
.post-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-card)}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--bg-abyss)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:.4s}
.post-card:hover .post-thumb img{transform:scale(1.06)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12px;color:var(--text-mute)}
.post-body h3{font-size:16px;color:#fff;margin:0;line-height:1.45}
.post-body h3 a:hover{color:var(--brand-cyan)}
.post-body p{margin:0;color:var(--text-soft);font-size:14px;line-height:1.65}
.post-foot{margin-top:auto;padding-top:12px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center}
.read-more{color:var(--brand-cyan);font-size:13.5px;font-weight:600;display:inline-flex;align-items:center;gap:7px;transition:.22s}
.read-more:hover{gap:12px}
.empty-note{color:var(--text-mute);font-size:15px;padding:30px;border:1px dashed var(--line-strong);border-radius:var(--radius);text-align:center}
/* faq */
.faq-list{display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;transition:.24s}
.faq-item:hover{border-color:var(--line-strong)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:20px 22px;background:transparent;border:none;color:#fff;
  font-size:16px;font-weight:600;text-align:left;
}
.faq-q i{color:var(--brand-cyan);transition:.3s;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease}
.faq-a p{margin:0;padding:0 22px 20px;color:var(--text-soft);font-size:14.5px;line-height:1.72}
.faq-item.open .faq-a{max-height:360px}
/* cta */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,rgba(37,99,235,.24),rgba(56,189,248,.12));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:46px;display:grid;grid-template-columns:1.2fr .8fr;gap:34px;align-items:center;
  box-shadow:var(--shadow-glow);
}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);color:#fff;margin:0 0 14px;line-height:1.2}
.cta-band p{margin:0;color:var(--text-soft);font-size:15.5px;line-height:1.7}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}
/* footer */
.site-footer{background:linear-gradient(180deg,#040914,#020617);border-top:1px solid var(--line);padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:linear-gradient(135deg,#2563EB,#38BDF8);color:#04122b;font-weight:800}
.footer-brand .brand-text{display:flex;flex-direction:column;line-height:1.2}
.footer-brand .brand-name{font-weight:700;font-size:15px;color:#fff}
.footer-brand .brand-sub{font-size:11px;color:var(--brand-cyan);letter-spacing:.06em;text-transform:uppercase}
.footer-col p{color:var(--text-soft);font-size:14px;line-height:1.7}
.footer-col h4{color:#fff;font-size:14.5px;margin:0 0 16px;letter-spacing:.02em}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:11px}
.footer-col ul a{color:var(--text-soft);font-size:14px;transition:.2s}
.footer-col ul a:hover{color:var(--brand-cyan)}
.pay-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.pay-badges span{
  font-size:11.5px;padding:5px 11px;border-radius:8px;
  background:rgba(56,189,248,.1);border:1px solid var(--line);
  color:var(--text-soft);font-weight:600;
}
.footer-bottom{margin-top:40px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center}
.trust-row{display:flex;flex-wrap:wrap;gap:18px;align-items:center;font-size:13px;color:var(--text-soft)}
.trust-row i{color:var(--brand-cyan);margin-right:6px}
.age-badge{display:inline-block;padding:4px 10px;border-radius:8px;border:1px solid var(--line-strong);color:var(--brand-cyan);font-weight:700;font-size:12px}
.footer-bottom p{margin:0;color:var(--text-mute);font-size:13px}
/* fab */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:999px;display:grid;place-items:center;
  background:rgba(7,7,13,.82);backdrop-filter:blur(10px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.9),rgba(7,7,13,.9)),linear-gradient(135deg,#38BDF8,#2563EB);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(56,189,248,.45);
  color:#38BDF8;font-size:20px;opacity:.8;transition:.26s;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(56,189,248,.7)}
.fab:active{transform:scale(.94)}
.fab .dot{position:absolute;top:4px;right:4px;width:11px;height:11px;border-radius:999px;background:#F43F5E;box-shadow:0 0 0 2px rgba(255,255,255,.8);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
/* responsive */
@media(max-width:1024px){
  .hero-layout,.cat-hero-layout,.media-block,.cta-band{grid-template-columns:1fr;gap:32px}
  .data-strip{grid-template-columns:repeat(2,1fr)}
  .scenario-grid,.cat-matrix,.post-list{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:860px){
  .nav-links{
    position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:rgba(3,7,18,.98);border-bottom:1px solid var(--line);padding:14px;
    gap:4px;display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 16px}
  .nav-toggle{display:grid;place-items:center}
}
@media(max-width:640px){
  .section{padding:52px 0}
  .scenario-grid,.cat-matrix,.post-list{grid-template-columns:1fr}
  .data-strip{grid-template-columns:1fr;gap:18px;padding:24px}
  .step{grid-template-columns:1fr;gap:14px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .header-cta .btn-ghost{display:none}
  .cat-hero-inner{padding:38px 0 44px}
  .cta-band{padding:30px}
  .fab{bottom:84px}
}

/* roulang page: category2 */
:root{
  --bg-deep:#030712;
  --bg-abyss:#081229;
  --bg-panel:rgba(15,23,42,.62);
  --bg-panel-solid:#0d1730;
  --brand-blue:#2563EB;
  --brand-cyan:#38BDF8;
  --brand-holo:#60A5FA;
  --text-main:#F8FAFC;
  --text-soft:#CBD5E1;
  --text-mute:#94A3B8;
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.38);
  --radius-sm:10px;
  --radius:16px;
  --radius-lg:24px;
  --shadow-glow:0 0 28px rgba(37,99,235,.35);
  --shadow-card:0 18px 46px -22px rgba(2,6,23,.9);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,'Segoe UI',sans-serif;
  background:var(--bg-deep);
  color:var(--text-main);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.24}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--brand-cyan);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:1220px!important;margin:0 auto;padding:0 20px}
.section{padding:72px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.88),rgba(3,7,18,.96))}
.section-head{max-width:820px;margin-bottom:38px}
.section-head.left{margin-left:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--brand-cyan);font-weight:600;
  padding:7px 13px;border-radius:999px;
  border:1px solid var(--line-strong);
  background:rgba(56,189,248,.08);
}
.section-title{font-size:clamp(24px,3vw,38px);margin:16px 0 14px;color:#fff}
.section-desc{color:var(--text-soft);font-size:16px;line-height:1.7;max-width:780px}
.grid{display:grid;gap:22px}

/* ===== Header / Nav ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(3,7,18,.8);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;flex-shrink:0;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  box-shadow:var(--shadow-glow);color:#04122b;font-weight:800;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-name{font-weight:700;font-size:15px;color:#fff}
.brand-sub{font-size:11px;color:var(--brand-cyan);letter-spacing:.08em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-size:14px;padding:9px 14px;border-radius:10px;
  color:var(--text-soft);font-weight:500;transition:.22s;
  border:1px solid transparent;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.1);border-color:var(--line)}
.nav-links a.active{color:#fff;background:rgba(37,99,235,.22);border-color:var(--line-strong)}
.header-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 22px;border-radius:12px;font-weight:600;font-size:14px;
  border:1px solid transparent;transition:.24s;line-height:1;
}
.btn i{font-size:14px}
.btn-ghost{color:var(--brand-cyan);border-color:var(--line-strong);background:transparent}
.btn-ghost:hover{background:rgba(56,189,248,.12);color:#fff}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#04122b;font-weight:700;
  box-shadow:0 0 22px rgba(56,189,248,.42);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.62)}
.btn-outline{color:#fff;border-color:var(--line-strong);background:rgba(15,23,42,.5)}
.btn-outline:hover{background:rgba(56,189,248,.14);transform:translateY(-2px)}
.btn-lg{padding:15px 28px;font-size:15px;border-radius:14px}
.nav-toggle{
  display:none;background:rgba(15,23,42,.6);border:1px solid var(--line-strong);
  color:#fff;width:44px;height:44px;border-radius:12px;font-size:18px;
}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-position:center;background-size:cover;background-repeat:no-repeat;opacity:.32}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(3,7,18,.97) 0%,rgba(8,18,41,.88) 46%,rgba(3,7,18,.74) 100%)}
.hero-inner{position:relative;z-index:2;padding:56px 0 62px}
.series-bar{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.hero-layout{display:grid;grid-template-columns:1.06fr .94fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(28px,4vw,50px);line-height:1.14;margin:0 0 20px;color:#fff}
.hero h1 .hl{background:linear-gradient(120deg,#38BDF8,#60A5FA 55%,#2563EB);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lede{color:var(--text-soft);font-size:16.5px;line-height:1.72;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 30px}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;padding-top:24px;border-top:1px solid var(--line)}
.hero-stat strong{display:block;font-size:24px;color:#fff;font-weight:800}
.hero-stat span{font-size:12.5px;color:var(--text-mute)}
.room-panel{
  background:var(--bg-panel);border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);padding:26px;
  backdrop-filter:blur(16px);box-shadow:var(--shadow-card);
}
.room-head{display:flex;align-items:center;justify-content:space-between;gap:14px}
.room-title{margin:0;font-size:12.5px;text-transform:uppercase;letter-spacing:.14em;color:var(--brand-cyan);font-weight:600}
.room-live{display:inline-flex;align-items:center;gap:8px;font-size:12px;color:var(--text-soft)}
.pulse-dot{width:8px;height:8px;border-radius:999px;background:#22C55E;animation:pulse 1.8s infinite}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(34,197,94,.75)}
  70%{box-shadow:0 0 0 11px rgba(34,197,94,0)}
  100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}
}
.room-count{font-size:36px;font-weight:800;color:#fff;margin:18px 0 6px;line-height:1.1}
.room-count span{font-size:15px;font-weight:500;color:var(--text-mute)}
.room-note{font-size:14px;color:var(--text-soft);line-height:1.7}
.room-bar{height:8px;border-radius:999px;background:rgba(148,163,184,.18);overflow:hidden;margin:18px 0 14px}
.room-bar i{display:block;height:100%;background:linear-gradient(90deg,#2563EB,#38BDF8);border-radius:999px}
.room-faces{display:flex;align-items:center;padding-left:8px}
.room-faces span{
  width:32px;height:32px;border-radius:999px;display:grid;place-items:center;
  font-size:11.5px;font-weight:700;background:#0d1730;border:1px solid var(--line-strong);
  color:var(--brand-cyan);margin-left:-8px;
}
.room-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
.room-meta strong{display:block;color:#fff;font-size:16px;font-weight:700}
.room-meta span{font-size:11.5px;color:var(--text-mute)}

/* ===== Pain ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split-top{grid-template-columns:.92fr 1.08fr;align-items:start}
.pain-list{display:flex;flex-direction:column;gap:14px}
.pain-item{
  display:flex;gap:14px;padding:20px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(15,23,42,.48);transition:.24s;
}
.pain-item:hover{border-color:var(--line-strong);background:rgba(37,99,235,.12)}
.pain-item i{color:#F43F5E;font-size:16px;margin-top:4px}
.pain-item h3{font-size:16px;color:#fff;margin:0 0 6px}
.pain-item p{font-size:14.5px;color:var(--text-soft)}
.media-frame{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow-card);
}
.media-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.media-frame.small img{aspect-ratio:16/9}
.media-tag{
  position:absolute;left:16px;bottom:16px;
  background:rgba(3,7,18,.8);border:1px solid var(--line-strong);
  border-radius:999px;padding:8px 15px;font-size:12.5px;color:var(--text-soft);
  backdrop-filter:blur(8px);
}
.chip-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{
  font-size:12.5px;padding:8px 14px;border-radius:999px;
  background:rgba(56,189,248,.1);border:1px solid var(--line);color:var(--text-soft);
}
.body-copy{color:var(--text-soft);font-size:15.5px;line-height:1.72}
.body-copy + .body-copy{margin-top:14px}

/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{position:relative;padding-top:30px;border-top:1px solid var(--line-strong)}
.step b{
  position:absolute;top:-17px;left:0;width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;font-size:14px;font-weight:800;
  background:linear-gradient(135deg,#2563EB,#38BDF8);color:#04122b;
}
.step h3{font-size:16.5px;color:#fff;margin:0 0 8px}
.step p{font-size:14.5px;color:var(--text-soft)}

/* ===== Symbol table ===== */
.sym-table{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:rgba(15,23,42,.42)}
.sym-row{
  display:grid;grid-template-columns:1.1fr 1fr 1.6fr;gap:16px;align-items:center;
  padding:16px 20px;border-bottom:1px solid var(--line);
  font-size:14.2px;color:var(--text-soft);
}
.sym-row:last-child{border-bottom:0}
.sym-row.head{
  background:rgba(37,99,235,.18);font-size:12px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--brand-cyan);font-weight:600;
}
.sym-row strong{color:#fff;font-weight:600}
.sym-row .mult{color:var(--brand-cyan);font-weight:700}

/* ===== Stats + table ===== */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:36px}
.stat{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;backdrop-filter:blur(10px);transition:.24s;
}
.stat:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.stat strong{display:block;font-size:28px;font-weight:800;color:#fff;line-height:1.2}
.stat span{font-size:13px;color:var(--text-mute)}
.table-scroll{overflow-x:auto;border-radius:var(--radius)}
.rate-table{width:100%;min-width:640px;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;font-size:14.2px}
.rate-table th{
  background:rgba(37,99,235,.18);color:var(--brand-cyan);text-align:left;
  font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;
  padding:14px 18px;
}
.rate-table td{padding:14px 18px;border-top:1px solid var(--line);color:var(--text-soft)}
.rate-table td:first-child{color:#fff;font-weight:600}
.table-note{margin-top:16px;font-size:13.5px;color:var(--text-mute);line-height:1.7}

/* ===== Quotes + fit ===== */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quote{
  background:var(--bg-panel);border:1px solid var(--line);border-left:3px solid var(--brand-cyan);
  border-radius:var(--radius);padding:22px;backdrop-filter:blur(10px);
}
.quote p{font-size:14.5px;color:var(--text-soft);font-style:italic;margin-bottom:18px}
.quote footer{display:flex;align-items:center;gap:12px}
.avatar{
  width:38px;height:38px;border-radius:999px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);color:#04122b;font-weight:800;font-size:15px;
}
.quote cite{font-style:normal;display:block;font-size:14px;color:#fff;font-weight:600}
.quote small{font-size:12px;color:var(--text-mute)}
.divider{height:1px;background:var(--line);margin:40px 0}
.fit-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.fit-col{padding:26px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(15,23,42,.44)}
.fit-col.ok{border-color:rgba(34,197,94,.32)}
.fit-col.no{border-color:rgba(244,63,94,.28)}
.fit-col h3{font-size:17px;color:#fff;margin:0 0 14px;display:flex;align-items:center;gap:10px}
.fit-col h3 i{font-size:15px}
.fit-col.ok h3 i{color:#22C55E}
.fit-col.no h3 i{color:#F43F5E}
.fit-col li{
  display:flex;gap:12px;font-size:14.5px;color:var(--text-soft);
  padding:10px 0;border-bottom:1px dashed rgba(148,163,184,.16);
}
.fit-col li:last-child{border-bottom:0}
.fit-col li i{margin-top:4px;font-size:12px;color:var(--brand-cyan)}

/* ===== CMS list ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
  display:flex;flex-direction:column;height:100%;overflow:hidden;
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  transition:.26s;backdrop-filter:blur(10px);
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-card)}
.post-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:#0d1730}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:.5s}
.post-card:hover .post-thumb img{transform:scale(1.06)}
.post-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;flex-wrap:wrap;gap:14px;font-size:12px;color:var(--text-mute)}
.post-meta i{margin-right:6px;color:var(--brand-cyan)}
.post-body h3{font-size:16px;line-height:1.45;color:#fff}
.post-body h3 a:hover{color:var(--brand-cyan)}
.post-body p{font-size:14px;color:var(--text-soft)}
.post-empty{
  padding:26px;border:1px dashed var(--line-strong);border-radius:var(--radius);
  color:var(--text-soft);font-size:14.5px;background:rgba(15,23,42,.4);
}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:rgba(15,23,42,.48);overflow:hidden;transition:.24s}
.faq-item[open]{border-color:var(--line-strong);background:rgba(37,99,235,.1)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 22px;display:flex;
  align-items:center;justify-content:space-between;gap:18px;
  font-size:15.5px;font-weight:600;color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--brand-cyan);transition:.25s;flex-shrink:0}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-item p{padding:0 22px 20px;color:var(--text-soft);font-size:14.6px;line-height:1.72}

/* ===== CTA ===== */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid var(--line-strong);padding:46px;
  background:linear-gradient(120deg,rgba(37,99,235,.3),rgba(3,7,18,.9));
  box-shadow:var(--shadow-card);
}
.cta-band h2{font-size:clamp(22px,2.7vw,33px);color:#fff;margin-bottom:14px;max-width:760px}
.cta-band p{color:var(--text-soft);max-width:660px;margin-bottom:26px;font-size:15.5px;line-height:1.72}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-note{margin-top:22px;font-size:13px;color:var(--text-mute)}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 18px;min-height:52px;border-radius:999px;
  color:#fff;font-size:13.5px;font-weight:600;
  background:
    linear-gradient(rgba(7,12,24,.92),rgba(7,12,24,.92)) padding-box,
    linear-gradient(120deg,#2563EB,#38BDF8) border-box;
  border:1.5px solid transparent;
  backdrop-filter:blur(14px);
  box-shadow:0 0 20px rgba(6,182,212,.42);
  opacity:.8;transition:.26s;
}
.fab:hover{opacity:1;transform:translateY(-2px);box-shadow:0 0 30px rgba(56,189,248,.65)}
.fab:active{transform:scale(.96)}
.fab i{font-size:16px;color:var(--brand-cyan);animation:flicker 3.2s infinite}
@keyframes flicker{
  0%,100%{opacity:1}
  46%{opacity:1}
  50%{opacity:.45}
  54%{opacity:1}
}
.fab-badge{
  position:absolute;top:-5px;right:-4px;font-size:9.5px;font-weight:800;letter-spacing:.06em;
  padding:3px 7px;border-radius:999px;background:linear-gradient(120deg,#F43F5E,#F97316);color:#fff;
}

/* ===== Footer ===== */
.site-footer{
  background:linear-gradient(180deg,rgba(3,7,18,.6),rgba(8,18,41,.95));
  border-top:1px solid var(--line);padding:56px 0 26px;margin-top:10px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.1fr 1.1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px}
.footer-brand .brand-text{display:flex;flex-direction:column;line-height:1.2}
.footer-col p{font-size:14px;color:var(--text-soft);line-height:1.72}
.footer-col h4{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--brand-cyan);margin-bottom:16px;font-weight:600}
.footer-col ul li{margin-bottom:10px}
.footer-col ul a{font-size:14px;color:var(--text-soft);transition:.22s}
.footer-col ul a:hover{color:#fff;padding-left:4px}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.pay-badges span{
  font-size:11.5px;padding:6px 11px;border-radius:8px;
  border:1px solid var(--line);background:rgba(56,189,248,.08);color:var(--text-soft);
}
.footer-bottom{margin-top:38px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between}
.trust-row{display:flex;flex-wrap:wrap;gap:18px;align-items:center;font-size:12.5px;color:var(--text-mute)}
.trust-row i{color:var(--brand-cyan);margin-right:7px}
.age-badge{
  display:inline-grid;place-items:center;min-width:34px;height:24px;padding:0 8px;
  border-radius:7px;border:1px solid var(--line-strong);color:#fff;font-weight:700;font-size:12px;
  background:rgba(37,99,235,.2);
}
.footer-bottom p{font-size:12.5px;color:var(--text-mute)}

/* ===== Responsive ===== */
@media (max-width:1080px){
  .hero-layout,.split,.split-top{grid-template-columns:1fr;gap:34px}
  .steps{grid-template-columns:repeat(2,1fr);gap:26px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .quotes,.post-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:900px){
  .nav-toggle{display:grid;place-items:center}
  .nav-links{display:none}
  .nav-links.open{
    display:flex;flex-direction:column;align-items:stretch;gap:4px;
    position:absolute;top:calc(100% + 8px);left:16px;right:16px;padding:14px;
    border-radius:var(--radius);background:rgba(6,12,28,.98);
    border:1px solid var(--line-strong);box-shadow:var(--shadow-card);
  }
  .nav-links.open a{padding:13px 14px;border-radius:12px}
  .header-inner{position:relative}
  .brand-sub{font-size:10.5px}
}
@media (max-width:768px){
  .section{padding:54px 0}
  .hero-inner{padding:44px 0 50px}
  .fit-grid{grid-template-columns:1fr}
  .cta-band{padding:32px 26px}
  .sym-row{grid-template-columns:1fr;gap:6px;padding:16px 18px}
  .sym-row.head{display:none}
  .sym-row strong::before{content:'';display:none}
  .room-meta{grid-template-columns:1fr 1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:560px){
  .container{padding:0 16px}
  .steps{grid-template-columns:1fr;gap:30px}
  .quotes,.post-grid{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:1fr 1fr;gap:12px}
  .stat{padding:18px}
  .stat strong{font-size:23px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .cta-actions .btn{width:100%}
  .btn{padding:11px 15px;font-size:13px}
  .btn-lg{padding:13px 18px;font-size:13.5px}
  .brand-name{font-size:13.5px}
  .brand-mark{width:38px;height:38px}
  .hero-stats{gap:18px}
  .fab{bottom:84px;padding:12px 15px;font-size:12.5px}
}