/* roulang page: index */
:root{
  --bg:#050b18;
  --bg-2:#081222;
  --bg-3:#0c1a30;
  --glass:rgba(14,28,52,0.62);
  --glass-2:rgba(18,36,66,0.5);
  --line:rgba(96,165,250,0.18);
  --line-strong:rgba(96,165,250,0.4);
  --blue:#2563eb;
  --blue-2:#38bdf8;
  --cyan:#22d3ee;
  --text:#f1f5ff;
  --muted:#94a7c4;
  --muted-2:#6b7f9e;
  --gold:#fbbf24;
  --green:#34d399;
  --red:#f87171;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 18px 48px -20px rgba(6,20,45,0.9);
  --shadow-glow:0 0 28px rgba(56,189,248,0.28);
  --max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Be Vietnam Pro',-apple-system,'Segoe UI',sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(37,99,235,0.22), transparent 60%),
    radial-gradient(900px 500px at 5% 15%, rgba(34,211,238,0.12), transparent 55%),
    linear-gradient(180deg,#050b18 0%,#060f1f 40%,#050b18 100%);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
ul{list-style:none}
h1,h2,h3,h4{line-height:1.25;font-weight:800;letter-spacing:-0.01em}
p{line-height:1.65}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px}
section{position:relative}
.sec{padding:78px 0}
.sec-alt{background:linear-gradient(180deg,rgba(8,18,34,0.0),rgba(10,22,42,0.7),rgba(8,18,34,0.0))}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head.left{text-align:left}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:0.14em;text-transform:uppercase;font-weight:700;
  color:var(--blue-2);background:rgba(56,189,248,0.1);
  border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.sec-head h2{font-size:clamp(24px,3.4vw,38px);margin-bottom:14px}
.sec-head p{color:var(--muted);font-size:16px}
.tagline{color:var(--muted);font-size:15px}

/* Header */
header.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,11,24,0.82);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;height:70px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#2563eb,#22d3ee);
  display:grid;place-items:center;font-weight:800;font-size:15px;color:#031024;
  box-shadow:0 0 18px rgba(56,189,248,0.5);
}
.logo-text{font-size:15px;font-weight:800;line-height:1.15;max-width:230px}
.logo-text span{display:block;font-size:10.5px;font-weight:600;color:var(--blue-2);letter-spacing:0.08em;text-transform:uppercase}
nav.main-nav{margin-left:auto;display:flex;align-items:center;gap:4px}
nav.main-nav a{
  padding:9px 14px;border-radius:10px;font-size:14px;font-weight:600;color:var(--muted);
  transition:all .22s ease;white-space:nowrap;
}
nav.main-nav a:hover{color:var(--text);background:rgba(56,189,248,0.1)}
nav.main-nav a.active{color:#061024;background:linear-gradient(135deg,var(--blue-2),var(--cyan));box-shadow:0 0 16px rgba(56,189,248,0.4)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  font-size:13.5px;font-weight:700;color:var(--blue-2);
  border:1px solid var(--line-strong);background:transparent;
  padding:9px 16px;border-radius:10px;cursor:pointer;transition:all .22s ease;
}
.btn-login:hover{background:rgba(56,189,248,0.12);color:#fff;border-color:var(--cyan)}
.btn-signup{
  font-size:13.5px;font-weight:800;color:#031024;border:none;cursor:pointer;
  padding:10px 18px;border-radius:10px;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);
  box-shadow:0 0 18px rgba(56,189,248,0.45);
  transition:all .22s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 6px 26px rgba(56,189,248,0.6)}
.menu-toggle{
  display:none;background:transparent;border:1px solid var(--line-strong);color:var(--text);
  width:42px;height:42px;border-radius:10px;font-size:16px;cursor:pointer;
}
.mob-nav{display:none;padding:12px 22px 20px;border-top:1px solid var(--line);background:rgba(5,11,24,0.97)}
.mob-nav a{display:block;padding:12px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--muted)}
.mob-nav a.active{color:#061024;background:linear-gradient(135deg,var(--blue-2),var(--cyan))}
.mob-nav.open{display:block}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:14.5px;font-weight:700;padding:13px 26px;border-radius:12px;
  cursor:pointer;border:none;transition:all .25s ease;text-align:center;
}
.btn-primary{
  color:#031024;background:linear-gradient(135deg,#38bdf8,#2563eb);
  box-shadow:0 0 22px rgba(56,189,248,0.45);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(56,189,248,0.65)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:var(--text);background:rgba(56,189,248,0.06);border:1px solid var(--line-strong);
}
.btn-ghost:hover{background:rgba(56,189,248,0.16);border-color:var(--cyan)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

/* Hero */
.hero{
  padding:58px 0 66px;
  background-image:
    linear-gradient(180deg,rgba(5,11,24,0.86) 0%,rgba(6,14,28,0.94) 65%,rgba(5,11,24,1) 100%),
    url('/assets/images/9248f05eaf97bc03.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.hero-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px}
.chip{
  font-size:11.5px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;
  padding:6px 13px;border-radius:999px;border:1px solid var(--line-strong);
  color:var(--blue-2);background:rgba(56,189,248,0.08);
}
.chip.gold{color:var(--gold);border-color:rgba(251,191,36,0.4);background:rgba(251,191,36,0.1)}
.hero h1{
  font-size:clamp(27px,4.4vw,46px);max-width:960px;margin-bottom:18px;
  background:linear-gradient(120deg,#ffffff 15%,#7dd3fc 60%,#22d3ee 95%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-lead{max-width:800px;color:#c3d3ea;font-size:16.5px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  margin-top:30px;padding-top:26px;border-top:1px solid var(--line);
}
.strip-item{padding-left:16px;border-left:2px solid rgba(56,189,248,0.35)}
.strip-item strong{display:block;font-size:22px;font-weight:800;color:#fff}
.strip-item span{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:0.06em;font-weight:600}

/* Problem */
.problem-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:26px;align-items:stretch}
.problem-main{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.problem-main h2{font-size:clamp(21px,2.6vw,30px);margin-bottom:14px}
.problem-main p{color:var(--muted);margin-bottom:16px}
.problem-list li{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(96,165,250,0.16);color:#cbd8ee;font-size:14.6px}
.problem-list li:last-child{border-bottom:none}
.problem-list i{color:var(--red);margin-top:4px}
.problem-side{display:grid;gap:16px}
.mini-card{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;display:flex;gap:14px;align-items:flex-start;transition:all .25s ease;
}
.mini-card:hover{border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.mini-card i{font-size:19px;color:var(--blue-2);margin-top:3px}
.mini-card h4{font-size:15.5px;margin-bottom:6px}
.mini-card p{font-size:13.8px;color:var(--muted)}

/* Demo / steps */
.demo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step-card{
  background:linear-gradient(180deg,rgba(16,32,58,0.72),rgba(9,18,34,0.72));
  border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;
  transition:all .28s ease;position:relative;
}
.step-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.step-num{
  font-size:13px;font-weight:800;color:var(--blue-2);
  border:1px solid var(--line-strong);border-radius:9px;padding:3px 10px;
  display:inline-block;margin-bottom:14px;background:rgba(56,189,248,0.08);
}
.step-card h3{font-size:16.5px;margin-bottom:9px}
.step-card p{font-size:14px;color:var(--muted)}

/* Result preview */
.result-grid{display:grid;grid-template-columns:1fr 1.05fr;gap:30px;align-items:center}
.result-shot{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);position:relative;
}
.result-shot img{width:100%;height:100%;object-fit:cover;min-height:300px}
.result-shot::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,11,24,0) 40%,rgba(5,11,24,0.75) 100%);
}
.result-panel{display:grid;gap:14px}
.res-row{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;display:flex;justify-content:space-between;align-items:center;gap:16px;
  backdrop-filter:blur(12px);
}
.res-row h4{font-size:15px;margin-bottom:5px}
.res-row p{font-size:13.5px;color:var(--muted);max-width:420px}
.res-val{font-size:19px;font-weight:800;color:var(--green);white-space:nowrap}

/* Stuck points */
.stuck-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.stuck-card{
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  background:rgba(12,24,44,0.55);transition:all .25s ease;
}
.stuck-card:hover{border-color:var(--line-strong);background:rgba(16,32,58,0.7)}
.stuck-card h3{font-size:16px;margin-bottom:9px;display:flex;align-items:center;gap:9px}
.stuck-card h3 i{color:var(--gold);font-size:15px}
.stuck-card p{font-size:14px;color:var(--muted)}

/* Success path */
.path-wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.path-step{padding:28px 24px;background:rgba(10,20,38,0.6);border-right:1px solid var(--line);transition:background .25s ease}
.path-step:last-child{border-right:none}
.path-step:hover{background:rgba(19,38,68,0.8)}
.path-step .p-num{font-size:12px;font-weight:800;letter-spacing:0.14em;text-transform:uppercase;color:var(--cyan);margin-bottom:12px;display:block}
.path-step h3{font-size:17px;margin-bottom:10px}
.path-step p{font-size:14px;color:var(--muted)}

/* CMS news */
.news-wrap{display:grid;grid-template-columns:1.6fr 1fr;gap:26px;align-items:start}
.news-list{display:grid;gap:14px}
.news-item{
  display:flex;gap:16px;background:var(--glass-2);border:1px solid var(--line);
  border-radius:var(--radius);padding:16px;transition:all .25s ease;
}
.news-item:hover{border-color:var(--line-strong);transform:translateX(4px)}
.news-thumb{
  width:104px;height:78px;flex-shrink:0;border-radius:var(--radius-sm);overflow:hidden;
  border:1px solid var(--line);
}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body h3{font-size:15.5px;margin-bottom:7px;line-height:1.4}
.news-body p{font-size:13.5px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{margin-top:9px;display:flex;gap:14px;font-size:12px;color:var(--muted-2);font-weight:600}
.news-meta i{color:var(--blue-2);margin-right:5px}
.side-panel{
  background:linear-gradient(180deg,rgba(18,36,66,0.75),rgba(9,18,34,0.75));
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;
  backdrop-filter:blur(14px);
}
.side-panel h3{font-size:17px;margin-bottom:16px}
.side-list li{padding:12px 0;border-bottom:1px dashed rgba(96,165,250,0.16);font-size:14px;display:flex;gap:11px;color:#ccdaee}
.side-list li:last-child{border-bottom:none;padding-bottom:0}
.side-list i{color:var(--green);margin-top:4px}
.side-cta{margin-top:20px}
.empty-note{color:var(--muted);font-size:14px;padding:18px;border:1px dashed var(--line-strong);border-radius:var(--radius);text-align:center}

/* Data board */
.board-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.board-item{
  background:linear-gradient(160deg,rgba(20,42,76,0.8),rgba(8,17,33,0.8));
  border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;
  transition:all .28s ease;
}
.board-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow-glow);transform:translateY(-3px)}
.board-item i{font-size:20px;color:var(--blue-2);margin-bottom:14px;display:block}
.board-item strong{display:block;font-size:24px;font-weight:800;color:#fff;margin-bottom:4px}
.board-item span{font-size:13.5px;color:var(--muted)}

/* Category matrix */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line);min-height:230px;display:flex;flex-direction:column;justify-content:flex-end;
  padding:24px;transition:all .3s ease;
}
.cat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0;transition:transform .5s ease}
.cat-card::after{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(5,11,24,0.25) 0%,rgba(5,11,24,0.92) 78%)}
.cat-card:hover img{transform:scale(1.07)}
.cat-card:hover{border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.cat-card .cat-inner{position:relative;z-index:2}
.cat-card span.cat-tag{font-size:11.5px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:var(--cyan);display:block;margin-bottom:9px}
.cat-card h3{font-size:18px;margin-bottom:8px}
.cat-card p{font-size:13.6px;color:#b8c7de}
.cat-card .cat-link{margin-top:14px;font-size:13.5px;font-weight:700;color:var(--blue-2);display:inline-flex;align-items:center;gap:7px}

/* Payment */
.pay-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pay-item{
  background:rgba(12,24,44,0.6);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;text-align:center;transition:all .25s ease;
}
.pay-item:hover{border-color:var(--line-strong);background:rgba(18,36,66,0.8)}
.pay-item i{font-size:22px;color:var(--gold);margin-bottom:12px;display:block}
.pay-item strong{display:block;font-size:15px;margin-bottom:6px}
.pay-item span{font-size:13px;color:var(--muted)}

/* Trust */
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.trust-card{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:var(--glass-2);transition:all .25s ease}
.trust-card:hover{border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.trust-card i{font-size:22px;color:var(--green);margin-bottom:14px;display:block}
.trust-card h3{font-size:16.5px;margin-bottom:9px}
.trust-card p{font-size:14px;color:var(--muted)}

/* Timeline */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--cyan),rgba(56,189,248,0.05))}
.tl-item{position:relative;padding:0 0 26px 20px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-26px;top:6px;width:12px;height:12px;border-radius:50%;background:var(--bg);border:2px solid var(--cyan);box-shadow:0 0 12px rgba(34,211,238,0.7)}
.tl-item h4{font-size:15.5px;margin-bottom:6px}
.tl-item p{font-size:13.8px;color:var(--muted)}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--glass-2);overflow:hidden}
.faq-q{
  width:100%;text-align:left;background:transparent;border:none;cursor:pointer;
  padding:19px 22px;font-size:15.5px;font-weight:700;color:var(--text);
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-q i{color:var(--blue-2);transition:transform .25s ease;font-size:15px}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a p{padding:0 22px 20px;font-size:14.2px;color:var(--muted)}
.faq-item.open .faq-a{max-height:320px}

/* Convert */
.convert{
  background-image:linear-gradient(180deg,rgba(6,14,28,0.9),rgba(5,11,24,0.96)),url('/assets/images/87cf7dd8b99f2026.jpg');
  background-size:cover;background-position:center;border-top:1px solid var(--line);
}
.convert-box{
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);padding:40px;
  background:rgba(8,18,34,0.78);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  display:grid;grid-template-columns:1.3fr 1fr;gap:34px;align-items:center;
}
.convert-box h2{font-size:clamp(22px,2.8vw,32px);margin-bottom:14px}
.convert-box p{color:var(--muted);margin-bottom:20px}
.form-row{display:flex;gap:12px;flex-wrap:wrap}
.form-row input{
  flex:1;min-width:200px;background:rgba(5,11,24,0.8);border:1px solid var(--line-strong);
  border-radius:12px;padding:13px 16px;color:var(--text);font-size:14.5px;
}
.form-row input::placeholder{color:var(--muted-2)}
.form-note{font-size:12.5px;color:var(--muted-2);margin-top:12px}

/* Footer */
footer.site-footer{background:#040a16;border-top:1px solid var(--line);padding:56px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:30px;margin-bottom:38px}
.foot-brand p{font-size:13.8px;color:var(--muted);margin:16px 0}
.foot-col h4{font-size:14px;text-transform:uppercase;letter-spacing:0.08em;margin-bottom:16px;color:#dbe7f8}
.foot-col a,.foot-col li{display:block;font-size:13.8px;color:var(--muted);padding:6px 0;transition:color .22s ease}
.foot-col a:hover{color:var(--cyan)}
.foot-badge{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.foot-badge span{font-size:11.5px;font-weight:700;padding:5px 11px;border-radius:8px;border:1px solid var(--line);color:var(--muted)}
.foot-bottom{border-top:1px solid var(--line);padding-top:22px;display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;font-size:12.8px;color:var(--muted-2)}
.foot-bottom .age{color:var(--gold);font-weight:700}
.resp{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.resp span{font-size:11.5px;color:var(--muted-2);border:1px solid var(--line);border-radius:7px;padding:4px 10px}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:900;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:rgba(7,12,26,0.85);backdrop-filter:blur(10px);
  border:2px solid transparent;
  background-clip:padding-box;
  box-shadow:0 0 22px rgba(34,211,238,0.45);
  cursor:pointer;opacity:.82;transition:all .28s ease;
  animation:fabPulse 2.6s ease-in-out infinite;
}
.fab::before{
  content:"";position:absolute;inset:-2px;border-radius:50%;z-index:-1;
  background:linear-gradient(135deg,#22d3ee,#ec4899);
  filter:blur(1px);
}
.fab i{font-size:21px;color:#7dd3fc;transition:transform .4s ease}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 34px rgba(34,211,238,0.75)}
.fab:hover i{transform:rotate(360deg);color:#e0f2fe}
.fab:active{transform:scale(.94) translateY(2px)}
.fab .dot{
  position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:#e11d48;border:2px solid #050b18;animation:blink 1.5s infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(34,211,238,0.35)}50%{box-shadow:0 0 30px rgba(236,72,153,0.5)}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.35}}

/* Responsive */
@media(max-width:1024px){
  .problem-grid,.result-grid,.news-wrap,.convert-box{grid-template-columns:1fr}
  .demo-grid,.board-grid,.pay-grid{grid-template-columns:repeat(2,1fr)}
  .stuck-grid,.cat-grid,.trust-grid{grid-template-columns:repeat(2,1fr)}
  .path-wrap{grid-template-columns:1fr}
  .path-step{border-right:none;border-bottom:1px solid var(--line)}
  .path-step:last-child{border-bottom:none}
  .hero-strip{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:860px){
  nav.main-nav{display:none}
  .menu-toggle{display:grid;place-items:center}
  .nav-wrap{gap:14px}
  .logo-text{font-size:13.5px;max-width:170px}
}
@media(max-width:520px){
  .sec{padding:56px 0}
  .container{padding:0 16px}
  .demo-grid,.board-grid,.pay-grid,.stuck-grid,.cat-grid,.trust-grid,.hero-strip{grid-template-columns:1fr}
  .hero{padding:40px 0 50px}
  .hero-actions .btn{width:100%}
  .convert-box{padding:26px}
  .foot-grid{grid-template-columns:1fr;gap:24px}
  .news-item{flex-direction:column}
  .news-thumb{width:100%;height:150px}
  .res-row{flex-direction:column;align-items:flex-start}
  .fab{left:12px;bottom:80px;width:52px;height:52px}
  .btn-login,.btn-signup{padding:8px 12px;font-size:12.5px}
}

/* roulang page: article */
:root{
  --bg:#050b18;
  --bg-2:#081222;
  --bg-3:#0c1a30;
  --glass:rgba(14,28,52,0.62);
  --glass-2:rgba(18,36,66,0.5);
  --line:rgba(96,165,250,0.18);
  --line-strong:rgba(96,165,250,0.4);
  --blue:#2563eb;
  --blue-2:#38bdf8;
  --cyan:#22d3ee;
  --text:#f1f5ff;
  --muted:#94a7c4;
  --muted-2:#6b7f9e;
  --gold:#fbbf24;
  --green:#34d399;
  --red:#f87171;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 18px 48px -20px rgba(6,20,45,0.9);
  --shadow-glow:0 0 28px rgba(56,189,248,0.28);
  --max:1200px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Be Vietnam Pro',-apple-system,'Segoe UI',sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(37,99,235,0.22), transparent 60%),
    radial-gradient(900px 500px at 5% 15%, rgba(34,211,238,0.12), transparent 55%),
    linear-gradient(180deg,#050b18 0%,#060f1f 40%,#050b18 100%);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px}
section{position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:0.14em;text-transform:uppercase;font-weight:700;
  color:var(--blue-2);background:rgba(56,189,248,0.1);
  border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.tagline{color:var(--muted);font-size:15px}
/* Header */
header.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,11,24,0.82);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;height:70px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#2563eb,#22d3ee);
  display:grid;place-items:center;font-weight:800;font-size:15px;color:#031024;
  box-shadow:0 0 18px rgba(56,189,248,0.5);
}
.logo-text{font-size:15px;font-weight:800;line-height:1.15;max-width:230px}
.logo-text span{display:block;font-size:10.5px;font-weight:600;color:var(--blue-2);letter-spacing:0.08em;text-transform:uppercase}
nav.main-nav{margin-left:auto;display:flex;align-items:center;gap:4px}
nav.main-nav a{
  padding:9px 14px;border-radius:10px;font-size:14px;font-weight:600;color:var(--muted);
  transition:all .22s ease;white-space:nowrap;
}
nav.main-nav a:hover{color:var(--text);background:rgba(56,189,248,0.1)}
nav.main-nav a.active{color:#061024;background:linear-gradient(135deg,var(--blue-2),var(--cyan));box-shadow:0 0 16px rgba(56,189,248,0.4)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  font-size:13.5px;font-weight:700;color:var(--blue-2);
  border:1px solid var(--line-strong);background:transparent;
  padding:9px 16px;border-radius:10px;cursor:pointer;transition:all .22s ease;
}
.btn-login:hover{background:rgba(56,189,248,0.12);color:#fff;border-color:var(--cyan)}
.btn-signup{
  font-size:13.5px;font-weight:800;color:#031024;border:none;cursor:pointer;
  padding:10px 18px;border-radius:10px;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);
  box-shadow:0 0 18px rgba(56,189,248,0.45);
  transition:all .22s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 6px 26px rgba(56,189,248,0.6)}
.menu-toggle{
  display:none;background:transparent;border:1px solid var(--line-strong);color:var(--text);
  width:42px;height:42px;border-radius:10px;font-size:16px;cursor:pointer;
}
.mob-nav{display:none;padding:12px 22px 20px;border-top:1px solid var(--line);background:rgba(5,11,24,0.97)}
.mob-nav a{display:block;padding:12px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--muted)}
.mob-nav a.active{color:#061024;background:linear-gradient(135deg,var(--blue-2),var(--cyan))}
.mob-nav.open{display:block}
/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:14.5px;font-weight:700;padding:13px 26px;border-radius:12px;
  cursor:pointer;border:none;transition:all .25s ease;text-align:center;
}
.btn-primary{
  color:#031024;background:linear-gradient(135deg,#38bdf8,#2563eb);
  box-shadow:0 0 22px rgba(56,189,248,0.45);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(56,189,248,0.65)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:var(--text);background:rgba(56,189,248,0.06);border:1px solid var(--line-strong);
}
.btn-ghost:hover{background:rgba(56,189,248,0.16);border-color:var(--cyan)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
/* Article page */
.art-hero{
  padding:48px 0 40px;
  background-image:
    linear-gradient(180deg,rgba(5,11,24,0.9) 0%,rgba(6,14,28,0.95) 70%,rgba(5,11,24,1) 100%),
    url('/assets/images/87cf7dd8b99f2026.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted-2);margin-bottom:18px}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs a:hover{color:var(--blue-2)}
.breadcrumbs span.sep{opacity:.5}
.art-hero h1{font-size:clamp(26px,3.8vw,40px);line-height:1.25;max-width:900px;margin-bottom:18px;color:#fff}
.art-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:13px;color:var(--muted)}
.art-meta .dot{width:4px;height:4px;border-radius:50%;background:var(--line-strong)}
.art-chip{
  font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:6px 13px;border-radius:999px;border:1px solid var(--line-strong);
  color:var(--blue-2);background:rgba(56,189,248,0.08);
}
/* Layout */
.art-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:34px;padding:46px 0 20px;align-items:start}
.art-body{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--shadow);
  font-size:16px;color:#d5e2f5;line-height:1.7;
}
.art-body h2{font-size:22px;color:#fff;margin:30px 0 12px;padding-left:14px;border-left:3px solid var(--blue-2)}
.art-body h3{font-size:18px;color:#e2eeff;margin:22px 0 10px}
.art-body p{margin-bottom:16px}
.art-body ul,.art-body ol{margin:0 0 18px 20px}
.art-body li{margin-bottom:9px}
.art-body strong{color:#fff}
.art-body a{color:var(--blue-2);text-decoration:underline;text-decoration-color:rgba(56,189,248,.4)}
.art-body a:hover{text-decoration-color:var(--cyan)}
.art-body img{border-radius:var(--radius);margin:18px 0;border:1px solid var(--line)}
.art-body blockquote{
  border-left:3px solid var(--gold);background:rgba(251,191,36,0.07);
  padding:14px 18px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:18px 0;color:#fbe6b2;
}
.art-body table{width:100%;border-collapse:collapse;margin:18px 0;font-size:14.5px}
.art-body th,.art-body td{border:1px solid var(--line);padding:11px 13px;text-align:left}
.art-body th{background:rgba(56,189,248,0.1);color:#fff;font-weight:700}
.empty-state{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:48px 32px;text-align:center;box-shadow:var(--shadow);
}
.empty-state i{font-size:38px;color:var(--muted-2);margin-bottom:16px}
.empty-state h2{font-size:22px;color:#fff;margin-bottom:12px}
.empty-state p{color:var(--muted);margin-bottom:22px}
/* Aside */
.art-aside{display:flex;flex-direction:column;gap:22px;position:sticky;top:92px}
.aside-card{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow);
}
.aside-card h3{
  font-size:15px;color:#fff;margin-bottom:16px;padding-bottom:12px;
  border-bottom:1px solid var(--line);letter-spacing:.02em;
}
.aside-list{list-style:none}
.aside-list li{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--muted);margin-bottom:12px}
.aside-list i{color:var(--blue-2);margin-top:3px;font-size:13px}
.aside-cta{background:linear-gradient(150deg,rgba(37,99,235,0.22),rgba(34,211,238,0.1));border-color:var(--line-strong)}
.aside-cta p{font-size:13.5px;color:#c3d3ea;margin-bottom:16px}
.aside-cta .btn{width:100%;padding:12px 18px;font-size:14px}
.chan-links{display:flex;flex-direction:column;gap:8px}
.chan-links a{
  display:flex;align-items:center;justify-content:space-between;
  padding:11px 14px;border-radius:var(--radius-sm);font-size:13.5px;font-weight:600;
  background:rgba(56,189,248,0.06);border:1px solid var(--line);color:#cfe0f7;
  transition:all .22s ease;
}
.chan-links a:hover{background:rgba(56,189,248,0.16);border-color:var(--cyan);color:#fff;transform:translateX(3px)}
.chan-links a i{color:var(--blue-2);font-size:12px}
/* Info strip */
.art-strip{
  display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:36px 0 0;
}
.strip-card{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;transition:all .25s ease;
}
.strip-card:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow-glow)}
.strip-card i{font-size:20px;color:var(--blue-2);margin-bottom:12px}
.strip-card strong{display:block;font-size:15px;color:#fff;margin-bottom:6px}
.strip-card span{font-size:13.5px;color:var(--muted);line-height:1.55}
/* Related */
.rel-section{padding:52px 0 64px}
.sec-head{margin-bottom:28px}
.sec-head h2{font-size:26px;color:#fff;margin-bottom:10px}
.sec-head p{color:var(--muted);font-size:15px}
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rel-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:all .28s ease;display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.rel-card img{height:170px;width:100%;object-fit:cover}
.rel-card-body{padding:18px}
.rel-card-body h3{font-size:16px;color:#fff;margin-bottom:9px;line-height:1.4}
.rel-card-body p{font-size:13.5px;color:var(--muted);margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rel-card-body .rel-date{font-size:12px;color:var(--muted-2)}
/* CTA */
.cta-band{
  margin:0 0 60px;padding:38px 34px;border-radius:var(--radius-lg);
  background:linear-gradient(140deg,rgba(37,99,235,0.28),rgba(34,211,238,0.12));
  border:1px solid var(--line-strong);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.cta-band h2{font-size:24px;color:#fff;margin-bottom:8px}
.cta-band p{color:#c3d3ea;font-size:14.5px;max-width:620px}
.cta-band .btn{flex-shrink:0}
/* FAQ */
.faq-wrap{padding:8px 0 64px}
.faq-item{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:12px;overflow:hidden;
}
.faq-q{
  width:100%;text-align:left;background:transparent;border:none;color:#fff;
  font-size:15.5px;font-weight:600;padding:18px 20px;cursor:pointer;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-q i{color:var(--blue-2);transition:transform .28s ease;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease;color:var(--muted);font-size:14.5px}
.faq-a-inner{padding:0 20px 20px}
/* Footer */
.site-footer{
  background:linear-gradient(180deg,rgba(5,11,24,0.6),rgba(4,9,20,0.98));
  border-top:1px solid var(--line);
  padding:54px 0 26px;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px;margin-bottom:36px}
.foot-brand .logo{margin-bottom:16px}
.foot-brand p{font-size:13.5px;color:var(--muted);line-height:1.7;margin-bottom:16px}
.foot-badge{display:flex;flex-wrap:wrap;gap:8px}
.foot-badge span{
  font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;border:1px solid var(--line);
  color:var(--blue-2);background:rgba(56,189,248,0.07);
}
.foot-col h4{font-size:14px;color:#fff;margin-bottom:16px;letter-spacing:.03em}
.foot-col a{display:block;font-size:13.5px;color:var(--muted);padding:6px 0;transition:color .2s ease}
.foot-col a:hover{color:var(--blue-2)}
.foot-col li{list-style:none;font-size:13.5px;color:var(--muted);padding:6px 0;line-height:1.5}
.foot-col .resp{margin-top:14px;font-size:12.5px;color:var(--blue-2);font-weight:600;display:flex;flex-direction:column;gap:6px}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  padding-top:22px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--muted-2);
}
.foot-bottom .age{color:var(--gold);font-weight:600}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;font-size:20px;color:#031024;
  background:linear-gradient(140deg,rgba(9,20,40,0.86),rgba(9,20,40,0.86));
  border:1px solid rgba(56,189,248,0.6);
  box-shadow:0 0 20px rgba(6,182,212,0.45);
  color:var(--cyan);
  transition:all .28s ease;
  animation:fabPulse 2.6s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(34,211,238,0.75)}
.fab:active{transform:scale(.95)}
.fab .dot{
  position:absolute;top:8px;right:8px;width:10px;height:10px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 10px rgba(244,63,94,0.9);
  animation:dotPulse 1.6s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{opacity:.8}50%{opacity:1}}
@keyframes dotPulse{0%,100%{transform:scale(1)}50%{transform:scale(1.35)}}
/* Responsive */
@media(max-width:1024px){
  nav.main-nav{display:none}
  .menu-toggle{display:grid;place-items:center}
  .nav-cta{margin-left:auto}
  .art-layout{grid-template-columns:1fr}
  .art-aside{position:static}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:768px){
  .hero-strip,.art-strip{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:repeat(2,1fr)}
  .art-body{padding:24px}
  .cta-band{padding:28px 22px}
}
@media(max-width:520px){
  .hero-strip,.art-strip{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .btn-login{display:none}
  .logo-text{font-size:13.5px;max-width:170px}
}

/* roulang page: category1 */
:root{
  --bg:#050b18;
  --bg-2:#081222;
  --bg-3:#0c1a30;
  --glass:rgba(14,28,52,0.62);
  --glass-2:rgba(18,36,66,0.5);
  --line:rgba(96,165,250,0.18);
  --line-strong:rgba(96,165,250,0.4);
  --blue:#2563eb;
  --blue-2:#38bdf8;
  --cyan:#22d3ee;
  --text:#f1f5ff;
  --muted:#94a7c4;
  --muted-2:#6b7f9e;
  --gold:#fbbf24;
  --green:#34d399;
  --red:#f87171;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 18px 48px -20px rgba(6,20,45,0.9);
  --shadow-glow:0 0 28px rgba(56,189,248,0.28);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,'Segoe UI',sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(37,99,235,0.22), transparent 60%),
    radial-gradient(900px 500px at 5% 15%, rgba(34,211,238,0.12), transparent 55%),
    linear-gradient(180deg,#050b18 0%,#060f1f 40%,#050b18 100%);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.25;font-weight:800}
ul{margin:0;padding:0}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px}
section{position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:0.14em;text-transform:uppercase;font-weight:700;
  color:var(--blue-2);background:rgba(56,189,248,0.1);
  border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.tagline{color:var(--muted);font-size:15px}
header.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,11,24,0.82);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;height:70px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#2563eb,#22d3ee);
  display:grid;place-items:center;font-weight:800;font-size:15px;color:#031024;
  box-shadow:0 0 18px rgba(56,189,248,0.5);
}
.logo-text{font-size:15px;font-weight:800;line-height:1.15;max-width:230px}
.logo-text span{display:block;font-size:10.5px;font-weight:600;color:var(--blue-2);letter-spacing:0.08em;text-transform:uppercase}
nav.main-nav{margin-left:auto;display:flex;align-items:center;gap:4px}
nav.main-nav a{
  padding:9px 14px;border-radius:10px;font-size:14px;font-weight:600;color:var(--muted);
  transition:all .22s ease;white-space:nowrap;
}
nav.main-nav a:hover{color:var(--text);background:rgba(56,189,248,0.1)}
nav.main-nav a.active{color:#061024;background:linear-gradient(135deg,var(--blue-2),var(--cyan));box-shadow:0 0 16px rgba(56,189,248,0.4)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  font-size:13.5px;font-weight:700;color:var(--blue-2);
  border:1px solid var(--line-strong);background:transparent;
  padding:9px 16px;border-radius:10px;cursor:pointer;transition:all .22s ease;
}
.btn-login:hover{background:rgba(56,189,248,0.12);color:#fff;border-color:var(--cyan)}
.btn-signup{
  font-size:13.5px;font-weight:800;color:#031024;border:none;cursor:pointer;
  padding:10px 18px;border-radius:10px;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);
  box-shadow:0 0 18px rgba(56,189,248,0.45);
  transition:all .22s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 6px 26px rgba(56,189,248,0.6)}
.menu-toggle{
  display:none;background:transparent;border:1px solid var(--line-strong);color:var(--text);
  width:42px;height:42px;border-radius:10px;font-size:16px;cursor:pointer;
}
.mob-nav{display:none;padding:12px 22px 20px;border-top:1px solid var(--line);background:rgba(5,11,24,0.97)}
.mob-nav a{display:block;padding:12px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--muted)}
.mob-nav a.active{color:#061024;background:linear-gradient(135deg,var(--blue-2),var(--cyan))}
.mob-nav.open{display:block}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:14.5px;font-weight:700;padding:13px 26px;border-radius:12px;
  cursor:pointer;border:none;transition:all .25s ease;text-align:center;
}
.btn-primary{
  color:#031024;background:linear-gradient(135deg,#38bdf8,#2563eb);
  box-shadow:0 0 22px rgba(56,189,248,0.45);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(56,189,248,0.65)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:var(--text);background:rgba(56,189,248,0.06);border:1px solid var(--line-strong);
}
.btn-ghost:hover{background:rgba(56,189,248,0.16);border-color:var(--cyan)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

/* Category hero (video-style wide banner) */
.cat-hero{
  padding:52px 0 60px;
  background-image:
    linear-gradient(180deg,rgba(5,11,24,0.9) 0%,rgba(6,14,28,0.95) 60%,rgba(5,11,24,1) 100%),
    url('/assets/images/87cf7dd8b99f2026.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.05fr 0.95fr;gap:40px;align-items:center}
.hero-copy h1{
  font-size:clamp(26px,3.8vw,42px);margin-bottom:16px;
  background:linear-gradient(120deg,#ffffff 12%,#7dd3fc 62%,#22d3ee 96%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-copy p{color:#c3d3ea;font-size:16px;max-width:620px;margin-bottom:22px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.hero-chips{display:flex;flex-wrap:wrap;gap:9px}
.chip{
  font-size:11.5px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;
  padding:6px 13px;border-radius:999px;border:1px solid var(--line-strong);
  color:var(--blue-2);background:rgba(56,189,248,0.08);
}
.chip.gold{color:var(--gold);border-color:rgba(251,191,36,0.4);background:rgba(251,191,36,0.1)}
.chip.green{color:var(--green);border-color:rgba(52,211,153,0.4);background:rgba(52,211,153,0.1)}
.hero-visual{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow),var(--shadow-glow);
  aspect-ratio:16/11;
}
.hero-visual img{width:100%;height:100%;object-fit:cover}
.hero-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(5,11,24,0.05) 0%,rgba(5,11,24,0.75) 100%);
}
.play-badge{
  position:absolute;inset:0;display:flex;flex-direction:column;
  align-items:center;justify-content:center;gap:14px;text-align:center;z-index:2;padding:20px;
}
.play-btn{
  width:74px;height:74px;border-radius:50%;
  display:grid;place-items:center;font-size:24px;color:#031024;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);
  box-shadow:0 0 40px rgba(56,189,248,0.75);
  cursor:pointer;border:none;transition:all .25s ease;
}
.play-btn:hover{transform:scale(1.08);box-shadow:0 0 56px rgba(56,189,248,0.95)}
.play-badge span{font-size:13px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;color:#e2ecff}
.hero-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  margin-top:34px;padding-top:26px;border-top:1px solid var(--line);
}
.strip-item{padding-left:16px;border-left:2px solid rgba(56,189,248,0.35)}
.strip-item strong{display:block;font-size:22px;font-weight:800;color:#fff}
.strip-item span{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:0.06em;font-weight:600}

/* Section base */
.sect{padding:64px 0;border-bottom:1px solid rgba(96,165,250,0.1)}
.sect-head{max-width:820px;margin-bottom:34px}
.sect-head h2{font-size:clamp(22px,2.8vw,32px)}
.sect-head p{color:var(--muted);font-size:15.5px}
.sect-alt{background:linear-gradient(180deg,rgba(8,18,34,0.6),rgba(5,11,24,0.2))}

/* Metric dashboard */
.metric-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.metric-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;position:relative;overflow:hidden;
}
.metric-card::before{
  content:"";position:absolute;left:0;top:0;width:3px;height:100%;
  background:linear-gradient(180deg,var(--blue-2),var(--cyan));
}
.metric-card strong{display:block;font-size:30px;font-weight:800;color:#fff;letter-spacing:-0.02em}
.metric-card span{display:block;font-size:12.5px;text-transform:uppercase;letter-spacing:0.07em;color:var(--muted);font-weight:600;margin-bottom:10px}
.metric-card p{font-size:14px;color:var(--muted);margin:0}

/* Service matrix */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.matrix-card{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:all .25s ease;
}
.matrix-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.matrix-ico{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(56,189,248,0.12);color:var(--cyan);font-size:19px;margin-bottom:14px;
  border:1px solid var(--line-strong);
}
.matrix-card h3{font-size:17px;margin-bottom:8px}
.matrix-card p{font-size:14px;color:var(--muted);margin:0}

/* Compare */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.compare-card{
  border-radius:var(--radius);padding:26px;border:1px solid var(--line);
  background:var(--glass-2);
}
.compare-card.bad{border-color:rgba(248,113,113,0.3)}
.compare-card.good{border-color:rgba(52,211,153,0.35);background:rgba(16,40,34,0.38)}
.compare-card h3{font-size:17px;display:flex;align-items:center;gap:9px;margin-bottom:14px}
.compare-card.bad h3{color:var(--red)}
.compare-card.good h3{color:var(--green)}
.compare-list li{
  list-style:none;font-size:14.5px;color:var(--muted);
  padding:10px 0 10px 26px;position:relative;border-bottom:1px dashed rgba(96,165,250,0.14);
}
.compare-list li:last-child{border-bottom:none}
.compare-list li::before{position:absolute;left:0;top:10px;font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px}
.compare-card.bad .compare-list li::before{content:"\f00d";color:var(--red)}
.compare-card.good .compare-list li::before{content:"\f00c";color:var(--green)}

/* Timeline */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step}
.tl-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;position:relative;
}
.tl-item::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;
  font-size:13px;font-weight:800;color:#031024;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);margin-bottom:12px;
}
.tl-item h3{font-size:16px;margin-bottom:7px}
.tl-item p{font-size:13.5px;color:var(--muted);margin:0}

/* News list (CMS) */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.news-card{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;transition:all .25s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.news-card img{width:100%;height:170px;object-fit:cover;border-bottom:1px solid var(--line)}
.news-body{padding:18px;display:flex;flex-direction:column;gap:9px;flex:1}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:11.5px;color:var(--muted-2);text-transform:uppercase;letter-spacing:0.06em;font-weight:700}
.news-card h3{font-size:16px;margin:0;line-height:1.4}
.news-card p{font-size:13.5px;color:var(--muted);margin:0;flex:1}
.news-link{font-size:13.5px;font-weight:700;color:var(--blue-2)}
.news-link:hover{color:var(--cyan)}
.list-more{justify-content:center;display:flex;margin-top:28px}
.empty-note{
  padding:26px;border:1px dashed var(--line-strong);border-radius:var(--radius);
  color:var(--muted);text-align:center;font-size:14.5px;background:var(--glass-2);
}

/* Trust platform */
.trust-grid{display:grid;grid-template-columns:1.1fr 0.9fr;gap:26px;align-items:start}
.trust-points{display:grid;gap:14px}
.trust-point{
  display:flex;gap:14px;background:var(--glass);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px;
}
.trust-point i{font-size:18px;color:var(--cyan);margin-top:3px}
.trust-point h3{font-size:15.5px;margin-bottom:5px}
.trust-point p{font-size:13.8px;color:var(--muted);margin:0}
.trust-panel{
  background:linear-gradient(160deg,rgba(37,99,235,0.22),rgba(14,28,52,0.6));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);padding:28px;
}
.trust-panel h3{font-size:19px;margin-bottom:12px}
.trust-panel ul{display:grid;gap:11px}
.trust-panel li{
  list-style:none;font-size:14px;color:#cfdcf0;padding-left:26px;position:relative;
}
.trust-panel li::before{
  content:"\f0e7";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:1px;color:var(--gold);font-size:13px;
}

/* Quick answers */
.qa-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.qa-card{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius);padding:20px;
}
.qa-card strong{display:block;font-size:14.5px;color:var(--gold);margin-bottom:8px}
.qa-card p{font-size:13.6px;color:var(--muted);margin:0}

/* FAQ */
.faq{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 20px;font-size:15.5px;font-weight:700;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
  color:var(--cyan);transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item p{padding:0 20px 20px;font-size:14.2px;color:var(--muted);margin:0}
.faq-item summary:hover{background:rgba(56,189,248,0.06)}

/* CTA + form */
.cta-band{
  border-radius:var(--radius-lg);padding:38px;
  background:
    linear-gradient(150deg,rgba(37,99,235,0.32),rgba(14,28,52,0.7)),
    url('/assets/images/50cc2bfa12c11cad.jpg') center/cover;
  border:1px solid var(--line-strong);box-shadow:var(--shadow);
  display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;
}
.cta-band h2{font-size:clamp(21px,2.6vw,30px)}
.cta-band p{color:#cfdcf0;font-size:15px;margin-bottom:0}
.support-form{display:grid;gap:12px;margin-top:14px}
.support-form label{font-size:12.5px;font-weight:700;text-transform:uppercase;letter-spacing:0.06em;color:var(--muted)}
.support-form input{
  width:100%;padding:13px 15px;border-radius:var(--radius-sm);
  background:rgba(5,11,24,0.6);border:1px solid var(--line-strong);color:var(--text);
  font-size:14.5px;outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.support-form input:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,0.18)}
.form-row{display:grid;gap:8px}
.form-note{font-size:12.5px;color:var(--muted-2);margin:0}

/* Footer */
.site-footer{
  background:linear-gradient(180deg,rgba(5,11,24,0.4),#040915);
  border-top:1px solid var(--line);padding:56px 0 26px;margin-top:10px;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:30px}
.foot-brand p{font-size:13.8px;color:var(--muted);margin:16px 0 16px;max-width:360px}
.foot-badge{display:flex;flex-wrap:wrap;gap:8px}
.foot-badge span{
  font-size:11px;font-weight:700;letter-spacing:0.05em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;border:1px solid var(--line-strong);
  color:var(--blue-2);background:rgba(56,189,248,0.08);
}
.foot-col h4{font-size:13px;text-transform:uppercase;letter-spacing:0.1em;color:#cfe0f6;margin-bottom:14px}
.foot-col a,.foot-col li{
  display:block;list-style:none;font-size:13.8px;color:var(--muted);
  padding:6px 0;transition:color .2s ease;
}
.foot-col a:hover{color:var(--cyan)}
.resp{margin-top:14px;display:grid;gap:6px}
.resp span{font-size:12.5px;color:var(--green);font-weight:700}
.foot-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:12.5px;color:var(--muted-2);
}
.age{color:var(--gold);font-weight:700}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-size:21px;color:#031024;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);
  box-shadow:0 0 26px rgba(56,189,248,0.6);
  border:none;cursor:pointer;opacity:.85;
  animation:fabPulse 3.2s ease-in-out infinite;transition:all .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.1) rotate(8deg)}
.fab:active{transform:scale(.94)}
@keyframes fabPulse{0%,100%{box-shadow:0 0 20px rgba(56,189,248,0.5)}50%{box-shadow:0 0 34px rgba(34,211,238,0.85)}}
.fab-dot{
  position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:#f43f5e;border:2px solid #050b18;
}

@media (max-width:1024px){
  nav.main-nav{display:none}
  .menu-toggle{display:grid;place-items:center;margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .metric-grid,.matrix,.news-grid,.qa-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .trust-grid,.cta-band{grid-template-columns:1fr}
  .hero-strip{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .log o-text{max-width:180px}
  .nav-cta .btn-login{display:none}
  .compare{grid-template-columns:1fr}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .sect{padding:48px 0}
  .metric-grid,.matrix,.news-grid,.qa-grid,.timeline{grid-template-columns:1fr}
  .hero-strip{grid-template-columns:1fr 1fr;gap:12px}
  .foot-grid{grid-template-columns:1fr}
  .cta-band{padding:26px}
  .btn{width:100%}
  .hero-actions{flex-direction:column}
  .nav-wrap{height:64px;gap:12px}
  .logo-text{font-size:13.5px;max-width:150px}
  .btn-signup{padding:9px 13px;font-size:12.5px}
  .fab{left:12px;bottom:84px;width:52px;height:52px}
}

/* roulang page: category3 */
:root{
  --bg:#050b18;
  --bg-2:#081222;
  --bg-3:#0c1a30;
  --glass:rgba(14,28,52,0.62);
  --glass-2:rgba(18,36,66,0.5);
  --line:rgba(96,165,250,0.18);
  --line-strong:rgba(96,165,250,0.4);
  --blue:#2563eb;
  --blue-2:#38bdf8;
  --cyan:#22d3ee;
  --text:#f1f5ff;
  --muted:#94a7c4;
  --muted-2:#6b7f9e;
  --gold:#fbbf24;
  --green:#34d399;
  --red:#f87171;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 18px 48px -20px rgba(6,20,45,0.9);
  --shadow-glow:0 0 28px rgba(56,189,248,0.28);
  --max:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Be Vietnam Pro',-apple-system,'Segoe UI',sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(37,99,235,0.22), transparent 60%),
    radial-gradient(900px 500px at 5% 15%, rgba(34,211,238,0.12), transparent 55%),
    linear-gradient(180deg,#050b18 0%,#060f1f 40%,#050b18 100%);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
ul{list-style:none}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px}
section{position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:0.14em;text-transform:uppercase;font-weight:700;
  color:var(--blue-2);background:rgba(56,189,248,0.1);
  border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{margin-bottom:34px}
.section-head h2{font-size:clamp(22px,2.8vw,32px);font-weight:800;margin-bottom:10px}
.section-head p{color:var(--muted);max-width:760px;font-size:15.5px}
header.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,11,24,0.82);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;height:70px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#2563eb,#22d3ee);
  display:grid;place-items:center;font-weight:800;font-size:15px;color:#031024;
  box-shadow:0 0 18px rgba(56,189,248,0.5);
}
.logo-text{font-size:15px;font-weight:800;line-height:1.15;max-width:230px}
.logo-text span{display:block;font-size:10.5px;font-weight:600;color:var(--blue-2);letter-spacing:0.08em;text-transform:uppercase}
nav.main-nav{margin-left:auto;display:flex;align-items:center;gap:4px}
nav.main-nav a{
  padding:9px 14px;border-radius:10px;font-size:14px;font-weight:600;color:var(--muted);
  transition:all .22s ease;white-space:nowrap;
}
nav.main-nav a:hover{color:var(--text);background:rgba(56,189,248,0.1)}
nav.main-nav a.active{color:#061024;background:linear-gradient(135deg,var(--blue-2),var(--cyan));box-shadow:0 0 16px rgba(56,189,248,0.4)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  font-size:13.5px;font-weight:700;color:var(--blue-2);
  border:1px solid var(--line-strong);background:transparent;
  padding:9px 16px;border-radius:10px;cursor:pointer;transition:all .22s ease;
}
.btn-login:hover{background:rgba(56,189,248,0.12);color:#fff;border-color:var(--cyan)}
.btn-signup{
  font-size:13.5px;font-weight:800;color:#031024;border:none;cursor:pointer;
  padding:10px 18px;border-radius:10px;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);
  box-shadow:0 0 18px rgba(56,189,248,0.45);
  transition:all .22s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 6px 26px rgba(56,189,248,0.6)}
.menu-toggle{
  display:none;background:transparent;border:1px solid var(--line-strong);color:var(--text);
  width:42px;height:42px;border-radius:10px;font-size:16px;cursor:pointer;
}
.mob-nav{display:none;padding:12px 22px 20px;border-top:1px solid var(--line);background:rgba(5,11,24,0.97)}
.mob-nav a{display:block;padding:12px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--muted)}
.mob-nav a.active{color:#061024;background:linear-gradient(135deg,var(--blue-2),var(--cyan))}
.mob-nav.open{display:block}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:14.5px;font-weight:700;padding:13px 26px;border-radius:12px;
  cursor:pointer;border:none;transition:all .25s ease;text-align:center;
}
.btn-primary{
  color:#031024;background:linear-gradient(135deg,#38bdf8,#2563eb);
  box-shadow:0 0 22px rgba(56,189,248,0.45);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(56,189,248,0.65)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:var(--text);background:rgba(56,189,248,0.06);border:1px solid var(--line-strong);
}
.btn-ghost:hover{background:rgba(56,189,248,0.16);border-color:var(--cyan)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.chip{
  font-size:11.5px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;
  padding:6px 13px;border-radius:999px;border:1px solid var(--line-strong);
  color:var(--blue-2);background:rgba(56,189,248,0.08);display:inline-block;
}
.chip.gold{color:var(--gold);border-color:rgba(251,191,36,0.4);background:rgba(251,191,36,0.1)}
.chip.green{color:var(--green);border-color:rgba(52,211,153,0.4);background:rgba(52,211,153,0.1)}
/* Category hero */
.cat-hero{
  padding:52px 0 58px;
  background-image:
    linear-gradient(160deg,rgba(5,11,24,0.9) 0%,rgba(6,16,32,0.95) 60%,rgba(5,11,24,1) 100%),
    url('/assets/images/87cf7dd8b99f2026.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.cat-hero-grid{display:grid;grid-template-columns:1.25fr 0.9fr;gap:36px;align-items:center}
.cat-hero h1{
  font-size:clamp(26px,4vw,42px);font-weight:800;margin-bottom:16px;line-height:1.2;
  background:linear-gradient(120deg,#ffffff 15%,#7dd3fc 60%,#22d3ee 95%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.cat-hero p.lead{color:#c3d3ea;font-size:16px;max-width:640px;margin-bottom:22px}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:13px}
.glass-panel{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px;backdrop-filter:blur(14px);box-shadow:var(--shadow);
}
.metric-row{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.metric{padding-left:14px;border-left:2px solid rgba(56,189,248,0.45)}
.metric strong{display:block;font-size:24px;font-weight:800;color:#fff}
.metric span{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:0.05em;font-weight:600}
/* Compare */
.compare{padding:74px 0}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare-col{border-radius:var(--radius-lg);padding:28px;border:1px solid var(--line);background:var(--glass-2)}
.compare-col.after{border-color:rgba(52,211,153,0.45);box-shadow:0 0 30px rgba(52,211,153,0.14)}
.compare-col h3{font-size:18px;font-weight:800;margin-bottom:16px;display:flex;align-items:center;gap:10px}
.compare-col ul li{display:flex;gap:11px;padding:10px 0;border-bottom:1px dashed rgba(148,167,196,0.16);font-size:14.8px;color:#cddaee}
.compare-col ul li:last-child{border-bottom:none}
.compare-col ul li i{color:var(--muted-2);margin-top:4px}
.compare-col.after ul li i{color:var(--green)}
/* Service matrix */
.matrix{padding:74px 0;background:linear-gradient(180deg,transparent,rgba(12,26,48,0.5),transparent)}
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.m-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:all .28s ease;
}
.m-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.m-icon{
  width:46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(56,189,248,0.22),rgba(34,211,238,0.12));
  color:var(--blue-2);font-size:19px;margin-bottom:15px;border:1px solid var(--line-strong);
}
.m-card h3{font-size:16.5px;font-weight:800;margin-bottom:9px}
.m-card p{font-size:14.2px;color:var(--muted)}
/* Results */
.results{padding:74px 0}
.result-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.result-block{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;text-align:left;
}
.result-block strong{display:block;font-size:26px;font-weight:800;color:var(--blue-2);margin-bottom:6px}
.result-block span{font-size:13.4px;color:var(--muted)}
/* Timeline */
.timeline{padding:74px 0;background:linear-gradient(180deg,transparent,rgba(12,26,48,0.45),transparent)}
.tl-list{position:relative;padding-left:28px;border-left:2px solid var(--line-strong)}
.tl-item{position:relative;padding:0 0 30px 22px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-31px;top:4px;width:14px;height:14px;border-radius:50%;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);box-shadow:0 0 14px rgba(56,189,248,0.6);
}
.tl-item h3{font-size:16.5px;font-weight:800;margin-bottom:6px}
.tl-item p{font-size:14.4px;color:var(--muted);max-width:720px}
.tl-step{font-size:11.5px;font-weight:700;letter-spacing:0.1em;color:var(--blue-2);text-transform:uppercase;display:block;margin-bottom:5px}
/* Showcase */
.showcase{padding:74px 0}
.show-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.show-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--glass);
  transition:all .28s ease;
}
.show-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.show-card img{width:100%;height:180px;object-fit:cover}
.show-body{padding:20px}
.show-body h3{font-size:16px;font-weight:800;margin-bottom:8px}
.show-body p{font-size:14px;color:var(--muted)}
/* Trust */
.trust{padding:74px 0;background:linear-gradient(180deg,transparent,rgba(12,26,48,0.5),transparent)}
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.trust-card{border:1px solid var(--line);border-radius:var(--radius);padding:22px;background:var(--glass-2)}
.trust-card i{font-size:20px;color:var(--gold);margin-bottom:12px;display:block}
.trust-card h3{font-size:15.5px;font-weight:800;margin-bottom:7px}
.trust-card p{font-size:13.8px;color:var(--muted)}
/* News list */
.news{padding:74px 0}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--glass);
  transition:all .28s ease;display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.news-card img{width:100%;height:168px;object-fit:cover}
.news-body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.news-body h3{font-size:15.4px;font-weight:700;line-height:1.4}
.news-meta{font-size:12.2px;color:var(--muted-2);display:flex;gap:12px;flex-wrap:wrap}
.news-body p{font-size:13.6px;color:var(--muted)}
.news-empty{
  grid-column:1/-1;text-align:center;padding:40px 20px;border:1px dashed var(--line-strong);
  border-radius:var(--radius);color:var(--muted)
}
/* FAQ */
.faq{padding:74px 0;background:linear-gradient(180deg,transparent,rgba(12,26,48,0.5),transparent)}
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--glass-2);overflow:hidden}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-size:15.6px;font-weight:700;
  display:flex;justify-content:space-between;align-items:center;gap:14px;transition:background .2s ease;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary:hover{background:rgba(56,189,248,0.07)}
.faq-item summary i{color:var(--blue-2);transition:transform .25s ease}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-item p{padding:0 22px 20px;font-size:14.4px;color:var(--muted)}
/* CTA */
.cta-band{
  padding:66px 0;
  background-image:linear-gradient(120deg,rgba(5,11,24,0.92),rgba(9,24,48,0.92)),url('/assets/images/623f3a8ac2ba1d97.jpg');
  background-size:cover;background-position:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-inner{display:grid;grid-template-columns:1.3fr 1fr;gap:32px;align-items:center}
.cta-inner h2{font-size:clamp(21px,2.6vw,30px);font-weight:800;margin-bottom:12px}
.cta-inner p{color:#c3d3ea;font-size:15.4px;max-width:620px}
.cta-form{display:grid;gap:12px}
.cta-form input{
  width:100%;padding:13px 16px;border-radius:12px;border:1px solid var(--line-strong);
  background:rgba(5,11,24,0.6);color:var(--text);font-size:14.5px;transition:border .2s ease;
}
.cta-form input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,0.16)}
.cta-note{font-size:12.6px;color:var(--muted-2)}
/* Footer */
.site-footer{border-top:1px solid var(--line);background:rgba(4,9,20,0.9);padding:56px 0 26px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;margin-bottom:38px}
.foot-brand p{font-size:13.8px;color:var(--muted);margin:16px 0 18px;max-width:360px}
.foot-badge{display:flex;flex-wrap:wrap;gap:8px}
.foot-badge span{
  font-size:11.4px;font-weight:700;padding:5px 11px;border-radius:999px;
  border:1px solid var(--line-strong);color:var(--blue-2);background:rgba(56,189,248,0.07);
}
.foot-col h4{font-size:14px;font-weight:800;margin-bottom:15px;color:#fff}
.foot-col a,.foot-col li{display:block;font-size:13.6px;color:var(--muted);padding:6px 0;transition:color .2s ease}
.foot-col a:hover{color:var(--blue-2)}
.resp{display:flex;flex-direction:column;gap:5px;margin-top:12px}
.resp span{font-size:12.6px;color:var(--green);font-weight:600}
.foot-bottom{
  border-top:1px solid var(--line);padding-top:20px;display:flex;justify-content:space-between;
  flex-wrap:wrap;gap:10px;font-size:12.6px;color:var(--muted-2);
}
.foot-bottom .age{color:var(--gold);font-weight:600}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-size:20px;color:#031024;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);
  box-shadow:0 0 24px rgba(56,189,248,0.55);border:1px solid rgba(255,255,255,0.25);
  opacity:.85;transition:all .25s ease;animation:floaty 3.2s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1) rotate(360deg);animation-play-state:paused}
.fab:active{transform:scale(.94) translateY(2px)}
.fab .dot{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:#ef4444;border:2px solid #fff;
}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
/* Responsive */
@media (max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:26px}
  .matrix-grid,.show-grid,.trust-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .result-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta-inner{grid-template-columns:1fr}
}
@media (max-width:768px){
  nav.main-nav{display:none}
  .menu-toggle{display:grid;place-items:center;margin-left:auto}
  .nav-cta .btn-login,.nav-cta .btn-signup{padding:8px 12px;font-size:12.6px}
  .compare-grid{grid-template-columns:1fr}
  .matrix-grid,.show-grid,.trust-grid,.news-grid,.result-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .fab{bottom:88px;width:52px;height:52px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .logo-text{max-width:150px;font-size:13px}
  .nav-cta .btn-signup{display:none}
  .cat-hero{padding:38px 0 44px}
  .btn{width:100%}
  .cat-hero-actions{flex-direction:column}
  .foot-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category2 */
:root{
  --bg:#050b18;
  --bg-2:#081222;
  --bg-3:#0c1a30;
  --glass:rgba(14,28,52,0.62);
  --glass-2:rgba(18,36,66,0.5);
  --line:rgba(96,165,250,0.18);
  --line-strong:rgba(96,165,250,0.4);
  --blue:#2563eb;
  --blue-2:#38bdf8;
  --cyan:#22d3ee;
  --text:#f1f5ff;
  --muted:#94a7c4;
  --muted-2:#6b7f9e;
  --gold:#fbbf24;
  --green:#34d399;
  --red:#f87171;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 18px 48px -20px rgba(6,20,45,0.9);
  --shadow-glow:0 0 28px rgba(56,189,248,0.28);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,'Segoe UI',sans-serif;
  background:
    radial-gradient(1200px 600px at 85% -10%, rgba(37,99,235,0.22), transparent 60%),
    radial-gradient(900px 500px at 5% 15%, rgba(34,211,238,0.12), transparent 55%),
    linear-gradient(180deg,#050b18 0%,#060f1f 40%,#050b18 100%);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px}
section{position:relative}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;letter-spacing:0.14em;text-transform:uppercase;font-weight:700;
  color:var(--blue-2);background:rgba(56,189,248,0.1);
  border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.sec-head{max-width:820px;margin-bottom:34px}
.sec-head.left{margin-left:0}
.sec-title{font-size:clamp(22px,3vw,33px);font-weight:800;line-height:1.25;margin-bottom:14px;color:#fff}
.sec-sub{color:var(--muted);font-size:15.5px}
.active-line{height:3px;width:64px;border-radius:3px;background:linear-gradient(90deg,var(--blue-2),var(--cyan));margin-bottom:20px}
/* Header */
header.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,11,24,0.82);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;gap:22px;height:70px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:38px;height:38px;border-radius:11px;
  background:linear-gradient(135deg,#2563eb,#22d3ee);
  display:grid;place-items:center;font-weight:800;font-size:15px;color:#031024;
  box-shadow:0 0 18px rgba(56,189,248,0.5);
}
.logo-text{font-size:15px;font-weight:800;line-height:1.15;max-width:230px}
.logo-text span{display:block;font-size:10.5px;font-weight:600;color:var(--blue-2);letter-spacing:0.08em;text-transform:uppercase}
nav.main-nav{margin-left:auto;display:flex;align-items:center;gap:4px}
nav.main-nav a{
  padding:9px 14px;border-radius:10px;font-size:14px;font-weight:600;color:var(--muted);
  transition:all .22s ease;white-space:nowrap;
}
nav.main-nav a:hover{color:var(--text);background:rgba(56,189,248,0.1)}
nav.main-nav a.active{color:#061024;background:linear-gradient(135deg,var(--blue-2),var(--cyan));box-shadow:0 0 16px rgba(56,189,248,0.4)}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  font-size:13.5px;font-weight:700;color:var(--blue-2);
  border:1px solid var(--line-strong);background:transparent;
  padding:9px 16px;border-radius:10px;cursor:pointer;transition:all .22s ease;
}
.btn-login:hover{background:rgba(56,189,248,0.12);color:#fff;border-color:var(--cyan)}
.btn-signup{
  font-size:13.5px;font-weight:800;color:#031024;border:none;cursor:pointer;
  padding:10px 18px;border-radius:10px;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);
  box-shadow:0 0 18px rgba(56,189,248,0.45);
  transition:all .22s ease;
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 6px 26px rgba(56,189,248,0.6)}
.menu-toggle{
  display:none;background:transparent;border:1px solid var(--line-strong);color:var(--text);
  width:42px;height:42px;border-radius:10px;font-size:16px;cursor:pointer;
}
.mob-nav{display:none;padding:12px 22px 20px;border-top:1px solid var(--line);background:rgba(5,11,24,0.97)}
.mob-nav a{display:block;padding:12px 14px;border-radius:10px;font-size:15px;font-weight:600;color:var(--muted)}
.mob-nav a.active{color:#061024;background:linear-gradient(135deg,var(--blue-2),var(--cyan))}
.mob-nav.open{display:block}
/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-size:14.5px;font-weight:700;padding:13px 26px;border-radius:12px;
  cursor:pointer;border:none;transition:all .25s ease;text-align:center;
}
.btn-primary{
  color:#031024;background:linear-gradient(135deg,#38bdf8,#2563eb);
  box-shadow:0 0 22px rgba(56,189,248,0.45);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(56,189,248,0.65)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:var(--text);background:rgba(56,189,248,0.06);border:1px solid var(--line-strong);
}
.btn-ghost:hover{background:rgba(56,189,248,0.16);border-color:var(--cyan)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
/* Category Hero */
.cat-hero{
  padding:52px 0 60px;
  background-image:
    linear-gradient(180deg,rgba(5,11,24,0.88) 0%,rgba(6,14,28,0.95) 65%,rgba(5,11,24,1) 100%),
    url('/assets/images/87cf7dd8b99f2026.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.hero-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:20px}
.chip{
  font-size:11.5px;font-weight:700;letter-spacing:0.06em;text-transform:uppercase;
  padding:6px 13px;border-radius:999px;border:1px solid var(--line-strong);
  color:var(--blue-2);background:rgba(56,189,248,0.08);
}
.chip.gold{color:var(--gold);border-color:rgba(251,191,36,0.4);background:rgba(251,191,36,0.1)}
.cat-hero h1{
  font-size:clamp(26px,4.2vw,44px);max-width:960px;margin-bottom:18px;font-weight:800;line-height:1.22;
  background:linear-gradient(120deg,#ffffff 15%,#7dd3fc 60%,#22d3ee 95%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.cat-lead{max-width:820px;color:#c3d3ea;font-size:16.5px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
  margin-top:30px;padding-top:26px;border-top:1px solid var(--line);
}
.strip-item{padding-left:16px;border-left:2px solid rgba(56,189,248,0.35)}
.strip-item strong{display:block;font-size:22px;font-weight:800;color:#fff}
.strip-item span{font-size:12.5px;color:var(--muted);text-transform:uppercase;letter-spacing:0.06em;font-weight:600}
/* Section base */
.sec{padding:66px 0}
.sec.alt{background:linear-gradient(180deg,rgba(8,18,34,0.55),rgba(5,11,24,0.2));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
/* Dashboard */
.dash-grid{display:grid;grid-template-columns:1.05fr 1.4fr;gap:26px;align-items:start}
.dash-main{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px;backdrop-filter:blur(12px);box-shadow:var(--shadow);
}
.dash-main h3{font-size:19px;font-weight:800;margin-bottom:12px}
.dash-main p{color:var(--muted);font-size:14.5px;margin-bottom:20px}
.dash-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.metric{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;transition:all .25s ease;
}
.metric:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow-glow)}
.metric .m-label{font-size:12px;text-transform:uppercase;letter-spacing:0.08em;color:var(--muted-2);font-weight:700;margin-bottom:8px}
.metric .m-value{font-size:26px;font-weight:800;color:#fff;line-height:1.15}
.metric .m-value em{font-style:normal;font-size:14px;color:var(--blue-2);font-weight:700}
.metric .m-note{font-size:12.5px;color:var(--muted);margin-top:8px}
/* Service matrix */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.svc{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;transition:all .28s ease;position:relative;overflow:hidden;
}
.svc:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.svc-ico{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;
  font-size:20px;color:#061024;margin-bottom:16px;
  background:linear-gradient(135deg,#38bdf8,#22d3ee);box-shadow:0 0 18px rgba(56,189,248,0.4);
}
.svc h3{font-size:17px;font-weight:800;margin-bottom:10px}
.svc p{color:var(--muted);font-size:14px;margin-bottom:14px}
.svc ul li{font-size:13.5px;color:#c3d3ea;padding:5px 0 5px 22px;position:relative}
.svc ul li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;color:var(--green);font-size:11px}
/* Compare */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.cmp-col{border-radius:var(--radius-lg);padding:28px;border:1px solid var(--line);background:var(--glass-2)}
.cmp-col.hot{border-color:var(--line-strong);background:linear-gradient(160deg,rgba(37,99,235,0.14),rgba(34,211,238,0.06));box-shadow:var(--shadow-glow)}
.cmp-col h3{font-size:18px;font-weight:800;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.cmp-col h3 i{color:var(--blue-2)}
.cmp-row{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px dashed rgba(96,165,250,0.2);font-size:14px}
.cmp-row:last-child{border-bottom:none}
.cmp-row span:first-child{color:var(--muted)}
.cmp-row span:last-child{font-weight:700;color:#fff;text-align:right}
/* Milestone */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--blue-2),rgba(34,211,238,0.1))}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-31px;top:3px;width:20px;height:20px;border-radius:50%;
  background:#061024;border:2px solid var(--blue-2);box-shadow:0 0 12px rgba(56,189,248,0.6);
}
.tl-item h3{font-size:16.5px;font-weight:800;margin-bottom:8px}
.tl-item p{color:var(--muted);font-size:14.2px}
.tl-step{font-size:12px;font-weight:800;color:var(--blue-2);letter-spacing:0.08em;text-transform:uppercase;margin-bottom:6px;display:block}
/* Info grid */
.info-grid{display:grid;grid-template-columns:1.35fr 1fr;gap:26px;align-items:start}
.info-art{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);position:relative}
.info-art img{width:100%;object-fit:cover;aspect-ratio:16/10}
.info-art .art-cap{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;
  background:linear-gradient(180deg,transparent,rgba(5,11,24,0.92));
  font-size:13px;font-weight:600;color:#d7e5f8;
}
.info-copy h3{font-size:19px;font-weight:800;margin-bottom:12px}
.info-copy p{color:var(--muted);font-size:14.6px;margin-bottom:14px}
.info-copy li{font-size:14.2px;color:#c3d3ea;padding:6px 0 6px 24px;position:relative}
.info-copy li::before{content:"\f058";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;color:var(--blue-2);font-size:13px}
/* News */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:all .28s ease;display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.news-card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.news-body{padding:20px;display:flex;flex-direction:column;flex:1}
.news-meta{font-size:12px;font-weight:700;color:var(--blue-2);text-transform:uppercase;letter-spacing:0.06em;margin-bottom:8px}
.news-body h3{font-size:16px;font-weight:800;line-height:1.4;margin-bottom:9px}
.news-body p{color:var(--muted);font-size:13.5px;margin-bottom:16px;flex:1}
.news-link{font-size:13.5px;font-weight:700;color:var(--blue-2);display:inline-flex;align-items:center;gap:7px}
.news-link:hover{color:var(--cyan)}
.empty-note{color:var(--muted);font-size:14.5px;padding:22px;border:1px dashed var(--line-strong);border-radius:var(--radius);text-align:center}
.more-wrap{display:flex;justify-content:center;margin-top:34px}
/* Trust */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;text-align:left;
}
.trust i{font-size:22px;color:var(--blue-2);margin-bottom:12px;display:block}
.trust h3{font-size:15.5px;font-weight:800;margin-bottom:8px}
.trust p{font-size:13.5px;color:var(--muted)}
/* Quick answers */
.qa-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.qa{border-left:3px solid var(--blue-2);padding:6px 0 6px 18px}
.qa h3{font-size:15.5px;font-weight:800;margin-bottom:7px}
.qa p{font-size:13.8px;color:var(--muted)}
/* FAQ */
.faq-list{max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--glass-2);margin-bottom:14px;overflow:hidden}
.faq-item summary{
  cursor:pointer;padding:18px 22px;font-size:15.5px;font-weight:700;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\2b";font-size:18px;color:var(--blue-2);font-weight:700;transition:transform .25s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 22px 20px;color:var(--muted);font-size:14.4px}
/* CTA */
.cta-band{
  border-radius:var(--radius-lg);padding:44px;border:1px solid var(--line-strong);
  background:linear-gradient(140deg,rgba(37,99,235,0.2),rgba(34,211,238,0.08));
  box-shadow:var(--shadow-glow);
  display:grid;grid-template-columns:1.4fr 1fr;gap:28px;align-items:center;
}
.cta-band h2{font-size:clamp(21px,3vw,30px);font-weight:800;margin-bottom:12px;color:#fff}
.cta-band p{color:#c3d3ea;font-size:15px}
.cta-form{display:flex;flex-direction:column;gap:12px}
.cta-form input{
  border:1px solid var(--line-strong);background:rgba(5,11,24,0.75);color:var(--text);
  padding:13px 16px;border-radius:11px;font-size:14.5px;
}
.cta-form input:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(34,211,238,0.18)}
.cta-note{font-size:12.5px;color:var(--muted-2)}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:rgba(7,7,13,0.85);backdrop-filter:blur(14px);
  border:2px solid rgba(56,189,248,0.75);color:var(--cyan);font-size:21px;
  box-shadow:0 0 22px rgba(6,182,212,0.45);
  transition:all .25s ease;animation:fabFloat 3.2s ease-in-out infinite;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 0 34px rgba(6,182,212,0.7)}
.fab:active{transform:scale(.95)}
.fab .dot{position:absolute;top:-3px;right:-3px;width:13px;height:13px;border-radius:50%;background:#f43f5e;border:2px solid #fff}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
/* Footer */
.site-footer{background:linear-gradient(180deg,rgba(6,12,24,0.6),rgba(4,9,18,1));border-top:1px solid var(--line);padding:56px 0 26px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:30px}
.foot-brand p{color:var(--muted);font-size:13.8px;margin:16px 0 18px;max-width:380px}
.foot-badge{display:flex;flex-wrap:wrap;gap:8px}
.foot-badge span{
  font-size:11px;font-weight:700;letter-spacing:0.05em;color:var(--blue-2);
  border:1px solid var(--line-strong);border-radius:999px;padding:5px 11px;background:rgba(56,189,248,0.07);
}
.foot-col h4{font-size:14px;font-weight:800;margin-bottom:16px;color:#fff}
.foot-col a,.foot-col li{display:block;font-size:13.6px;color:var(--muted);padding:6px 0;transition:color .2s ease}
.foot-col a:hover{color:var(--blue-2)}
.foot-col .resp{margin-top:14px;display:flex;flex-direction:column;gap:6px}
.foot-col .resp span{font-size:12.5px;color:var(--blue-2);font-weight:700}
.foot-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-size:12.6px;color:var(--muted-2);
}
.foot-bottom .age{color:var(--gold);font-weight:700}
/* Responsive */
@media (max-width:1024px){
  nav.main-nav{display:none}
  .menu-toggle{display:block;margin-left:auto}
  .nav-cta{gap:8px}
  .dash-grid,.info-grid,.compare,.cta-band{grid-template-columns:1fr}
  .dash-metrics{grid-template-columns:repeat(3,1fr)}
  .matrix,.news-grid,.qa-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .hero-strip{grid-template-columns:repeat(2,1fr);gap:18px}
  .dash-grid{grid-template-columns:1fr}
  .dash-metrics{grid-template-columns:1fr}
  .matrix,.news-grid,.qa-grid,.trust-grid{grid-template-columns:1fr}
  .sec{padding:50px 0}
  .cta-band{padding:30px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .logo-text{max-width:150px;font-size:13px}
  .btn-login,.btn-signup{padding:8px 12px;font-size:12.5px}
  .hero-strip{grid-template-columns:1fr}
  .cat-hero h1{font-size:24px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column}
}