/* roulang page: index */
:root{
  --bg-void:#07070D;
  --bg-abyss:#0E0E1E;
  --bg-card:rgba(14,14,30,.72);
  --line:rgba(163,230,53,.18);
  --line-strong:rgba(163,230,53,.42);
  --volt:#A3E635;
  --plasma:#06B6D4;
  --laser:#F43F5E;
  --txt:#FFFFFF;
  --txt-dim:#94A3B8;
  --txt-soft:#CBD5E1;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-glow:0 0 24px rgba(163,230,53,.22);
  --shadow-plasma:0 0 28px rgba(6,182,212,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-void);
  color:var(--txt);
  font-family:'Be Vietnam Pro',Inter,system-ui,sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;outline:none}
::selection{background:var(--volt);color:#07070D}

.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.container-wide{width:100%;max-width:1340px;margin:0 auto;padding:0 20px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,7,13,.78);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(163,230,53,.14);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-badge{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(145deg,#1C0738,#0E0E1E);
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow-glow);
  font-size:20px;color:var(--volt);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:.2px}
.brand-text span{font-size:11px;color:var(--volt);letter-spacing:2px;text-transform:uppercase;font-weight:600}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-link{
  font-size:14px;font-weight:500;color:var(--txt-soft);
  padding:9px 15px;border-radius:999px;transition:.22s;
  white-space:nowrap;
}
.nav-link:hover{color:var(--volt);background:rgba(163,230,53,.08)}
.nav-link.active{color:#07070D;background:linear-gradient(120deg,var(--volt),#65A30D);font-weight:700;box-shadow:var(--shadow-glow)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  font-size:14px;font-weight:600;color:var(--volt);
  border:1px solid var(--line-strong);padding:9px 18px;border-radius:999px;transition:.22s;
}
.btn-login:hover{background:rgba(163,230,53,.12);box-shadow:var(--shadow-glow)}
.btn-signup{
  font-size:14px;font-weight:700;color:#07070D;
  background:linear-gradient(120deg,var(--volt),#22D3EE);
  padding:10px 20px;border-radius:999px;transition:.22s;
  box-shadow:0 0 18px rgba(163,230,53,.4);
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(163,230,53,.6)}
.menu-toggle{display:none;font-size:22px;color:var(--volt);padding:6px}

/* Buttons */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(120deg,#A3E635,#06B6D4);
  color:#07070D;font-weight:800;font-size:15px;
  padding:14px 30px;border-radius:999px;
  box-shadow:0 0 26px rgba(163,230,53,.4);
  transition:.25s;
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 36px rgba(6,182,212,.55)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line-strong);color:var(--txt);
  font-weight:600;font-size:15px;padding:13px 28px;border-radius:999px;transition:.25s;
}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt);background:rgba(163,230,53,.07)}

/* Hero */
.hero{position:relative;overflow:hidden;padding:72px 0 84px;border-bottom:1px solid rgba(163,230,53,.12)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/9ff79e15a412bb8c.jpg');
  background-size:cover;background-position:center;
  opacity:.34;
}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(7,7,13,.94) 32%,rgba(14,14,30,.72) 68%,rgba(6,182,212,.28));
}
.hero-grid{
  position:relative;display:grid;grid-template-columns:1.15fr .85fr;
  gap:48px;align-items:center;
}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--volt);border:1px solid var(--line-strong);
  padding:7px 16px;border-radius:999px;background:rgba(163,230,53,.06);
  margin-bottom:20px;
}
.hero h1{
  font-size:clamp(28px,4.1vw,50px);
  font-weight:800;line-height:1.18;margin:0 0 20px;
  letter-spacing:-.5px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#A3E635,#06B6D4 60%,#FACC15);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-desc{font-size:16px;color:var(--txt-soft);max-width:620px;margin-bottom:30px;line-height:1.72}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:560px}
.hero-stat{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-md);padding:14px 16px;backdrop-filter:blur(10px)}
.hero-stat b{display:block;font-size:20px;font-weight:800;color:var(--volt)}
.hero-stat span{font-size:12px;color:var(--txt-dim);line-height:1.4;display:block;margin-top:3px}

/* Console / stage card */
.stage-card{
  background:rgba(7,7,13,.86);
  border:1px solid rgba(6,182,212,.28);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-plasma);
  overflow:hidden;
  backdrop-filter:blur(16px);
}
.stage-head{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid rgba(6,182,212,.2);background:rgba(6,182,212,.05)}
.stage-dot{width:10px;height:10px;border-radius:50%}
.stage-dot.r{background:#F43F5E}.stage-dot.y{background:#FACC15}.stage-dot.g{background:#A3E635}
.stage-head span{font-size:12px;color:var(--txt-dim);margin-left:6px;letter-spacing:.6px}
.reel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;padding:20px}
.reel{
  background:linear-gradient(160deg,#141628,#0B0C16);
  border:1px solid rgba(163,230,53,.2);
  border-radius:var(--radius-sm);
  display:grid;place-items:center;padding:18px 6px;text-align:center;
  transition:.25s;
}
.reel:hover{border-color:var(--volt);box-shadow:var(--shadow-glow);transform:translateY(-3px)}
.reel i{font-size:24px;margin-bottom:6px;display:block}
.reel small{font-size:10px;color:var(--txt-dim);letter-spacing:.5px}
.reel.volt i{color:var(--volt)}.reel.plasma i{color:var(--plasma)}
.reel.laser i{color:var(--laser)}.reel.gold i{color:#FACC15}
.stage-foot{padding:14px 20px 20px;border-top:1px solid rgba(6,182,212,.16);display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.stage-foot small{color:var(--txt-dim);font-size:12px}
.chip-live{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:var(--volt)}
.chip-live .pulse{width:8px;height:8px;border-radius:50%;background:var(--volt);animation:pulse 1.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(163,230,53,.55)}70%{box-shadow:0 0 0 9px rgba(163,230,53,0)}100%{box-shadow:0 0 0 0 rgba(163,230,53,0)}}

/* Sections */
.section{padding:78px 0}
.section-alt{background:var(--bg-abyss);border-top:1px solid rgba(163,230,53,.09);border-bottom:1px solid rgba(163,230,53,.09)}
.section-head{max-width:760px;margin-bottom:42px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-block;font-size:11px;font-weight:800;letter-spacing:2px;text-transform:uppercase;
  color:var(--plasma);margin-bottom:12px;
}
.section-head h2{font-size:clamp(23px,3vw,35px);font-weight:800;line-height:1.25;margin:0 0 14px;letter-spacing:-.3px}
.section-head p{color:var(--txt-soft);font-size:15px;line-height:1.72;margin:0}

/* Feature cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.f-card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  backdrop-filter:blur(10px);
  transition:.28s;
  text-align:left;
}
.f-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.f-icon{
  width:48px;height:48px;border-radius:12px;display:grid;place-items:center;
  background:rgba(163,230,53,.1);border:1px solid var(--line-strong);
  color:var(--volt);font-size:20px;margin-bottom:18px;
}
.f-card h3{font-size:17px;font-weight:700;margin:0 0 10px;line-height:1.35}
.f-card p{margin:0;font-size:14px;color:var(--txt-soft);line-height:1.68}

/* Industry / scenario matrix */
.scenario{
  display:grid;grid-template-columns:repeat(2,1fr);gap:0;
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  background:var(--bg-card);
}
.scenario-item{padding:26px 26px;border-bottom:1px solid rgba(163,230,53,.1);border-right:1px solid rgba(163,230,53,.1);transition:.25s}
.scenario-item:hover{background:rgba(163,230,53,.05)}
.scenario-item h4{margin:0 0 8px;font-size:16px;font-weight:700;color:var(--txt)}
.scenario-item h4 i{color:var(--plasma);margin-right:9px}
.scenario-item p{margin:0;font-size:14px;color:var(--txt-dim);line-height:1.65}

/* Solution matrix */
.solution-row{
  display:grid;grid-template-columns:180px 1fr;
  gap:26px;padding:26px 0;border-bottom:1px solid rgba(163,230,53,.12);
  align-items:start;
}
.solution-row:last-child{border-bottom:none}
.solution-tag{
  font-size:13px;font-weight:800;color:var(--volt);
  letter-spacing:1px;text-transform:uppercase;padding-top:4px;
}
.solution-body h3{margin:0 0 10px;font-size:18px;font-weight:700}
.solution-body p{margin:0 0 12px;font-size:14.5px;color:var(--txt-soft);line-height:1.7}
.solution-meta{display:flex;flex-wrap:wrap;gap:8px}
.pill{
  font-size:12px;font-weight:600;color:var(--txt-soft);
  border:1px solid rgba(148,163,184,.3);padding:4px 12px;border-radius:999px;
}
.pill.volt{color:var(--volt);border-color:var(--line-strong);background:rgba(163,230,53,.07)}

/* Trust wall */
.trust-strip{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.trust-badge{
  display:flex;align-items:center;gap:10px;
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:14px 20px;
  font-size:13px;font-weight:600;color:var(--txt-soft);
  transition:.25s;
}
.trust-badge:hover{border-color:var(--line-strong);color:var(--volt);box-shadow:var(--shadow-glow)}
.trust-badge i{color:var(--plasma);font-size:16px}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.step{
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px 22px;position:relative;
}
.step-num{
  font-size:38px;font-weight:800;line-height:1;
  background:linear-gradient(120deg,#A3E635,#06B6D4);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:14px;display:block;
}
.step h4{margin:0 0 9px;font-size:16px;font-weight:700}
.step p{margin:0;font-size:13.5px;color:var(--txt-dim);line-height:1.65}

/* Case / evidence */
.case-block{
  display:grid;grid-template-columns:1fr 1fr;gap:0;
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  background:var(--bg-card);
}
.case-media{position:relative;min-height:320px}
.case-media img{width:100%;height:100%;object-fit:cover}
.case-media::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent 55%,rgba(14,14,30,.92))}
.case-content{padding:34px 30px}
.case-content h3{margin:0 0 14px;font-size:21px;font-weight:800;line-height:1.35}
.case-content p{margin:0 0 16px;font-size:14.5px;color:var(--txt-soft);line-height:1.72}
.case-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.case-metrics div{background:rgba(163,230,53,.06);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px}
.case-metrics b{display:block;color:var(--volt);font-size:17px;font-weight:800}
.case-metrics span{font-size:11.5px;color:var(--txt-dim)}

/* CMS news list */
.news-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:30px;align-items:start}
.news-main{display:flex;flex-direction:column;gap:16px}
.news-item{
  display:grid;grid-template-columns:132px 1fr;gap:18px;
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-md);overflow:hidden;transition:.26s;
}
.news-item:hover{border-color:var(--line-strong);transform:translateX(5px);box-shadow:var(--shadow-glow)}
.news-thumb{height:100%;min-height:118px;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{padding:16px 18px 16px 0}
.news-cat{font-size:11px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--volt)}
.news-body h3{margin:7px 0 7px;font-size:15.5px;font-weight:700;line-height:1.42}
.news-body p{margin:0 0 8px;font-size:13px;color:var(--txt-dim);line-height:1.6}
.news-meta{font-size:11.5px;color:#64748B}
.news-side{position:sticky;top:96px;display:flex;flex-direction:column;gap:16px}
.side-card{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-md);padding:20px}
.side-card h4{margin:0 0 14px;font-size:15px;font-weight:700;color:var(--volt)}
.side-link{display:block;padding:11px 0;border-bottom:1px solid rgba(148,163,184,.12);font-size:13.5px;color:var(--txt-soft);transition:.22s}
.side-link:last-child{border-bottom:none}
.side-link:hover{color:var(--volt);padding-left:6px}
.empty-note{font-size:14px;color:var(--txt-dim);padding:20px;border:1px dashed rgba(148,163,184,.3);border-radius:var(--radius-md);text-align:center}

/* Inquiry form */
.form-wrap{
  display:grid;grid-template-columns:1fr 1.1fr;gap:0;
  border:1px solid rgba(6,182,212,.25);border-radius:var(--radius-lg);overflow:hidden;
  background:linear-gradient(150deg,rgba(14,14,30,.9),rgba(7,7,13,.94));
}
.form-info{padding:40px 34px;border-right:1px solid rgba(6,182,212,.16)}
.form-info h2{font-size:26px;font-weight:800;margin:0 0 14px;line-height:1.3}
.form-info p{font-size:14.5px;color:var(--txt-soft);line-height:1.72;margin:0 0 22px}
.form-info ul{list-style:none;padding:0;margin:0}
.form-info li{font-size:14px;color:var(--txt-soft);padding:9px 0;display:flex;gap:11px}
.form-info li i{color:var(--volt);margin-top:4px}
.form-body{padding:40px 34px}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--txt-soft);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;background:rgba(7,7,13,.72);
  border:1px solid rgba(148,163,184,.24);border-radius:var(--radius-sm);
  padding:13px 15px;color:var(--txt);font-size:14px;transition:.22s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--volt);box-shadow:0 0 0 3px rgba(163,230,53,.14);
}
.field textarea{resize:vertical;min-height:96px}
.form-body .btn-primary{width:100%;justify-content:center}
.form-note{font-size:12px;color:#64748B;margin-top:12px;text-align:center}

/* Comparison */
.compare{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}
.compare th,.compare td{padding:16px 20px;text-align:left;font-size:14px;border-bottom:1px solid rgba(148,163,184,.12)}
.compare thead th{background:rgba(163,230,53,.08);color:var(--volt);font-weight:700;font-size:13.5px;letter-spacing:.4px}
.compare tbody tr:last-child td{border-bottom:none}
.compare td:first-child{color:var(--txt-soft)}
.compare .ours{color:var(--volt);font-weight:600}

/* FAQ */
.faq-list{max-width:880px;margin:0 auto}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-md);margin-bottom:13px;background:var(--bg-card);overflow:hidden;transition:.25s}
.faq-item.active{border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:19px 22px;text-align:left;font-size:15.5px;font-weight:600;color:var(--txt)}
.faq-q i{color:var(--volt);transition:.3s;font-size:15px}
.faq-item.active .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 22px}
.faq-item.active .faq-a{max-height:400px;padding-bottom:20px}
.faq-a p{margin:0;font-size:14.5px;color:var(--txt-soft);line-height:1.72}

/* Guarantee bar */
.guarantee{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  background:rgba(163,230,53,.05);border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);padding:26px 24px;
}
.guarantee div{display:flex;gap:13px;align-items:flex-start}
.guarantee i{color:var(--volt);font-size:20px;margin-top:3px}
.guarantee b{display:block;font-size:14.5px;font-weight:700;margin-bottom:3px}
.guarantee span{font-size:12.5px;color:var(--txt-dim);line-height:1.5}

/* Bottom CTA */
.cta-final{
  position:relative;overflow:hidden;
  border-radius:var(--radius-lg);padding:56px 44px;text-align:center;
  background:linear-gradient(120deg,rgba(163,230,53,.14),rgba(6,182,212,.16));
  border:1px solid var(--line-strong);
}
.cta-final h2{font-size:clamp(22px,3vw,32px);font-weight:800;margin:0 0 14px;line-height:1.3}
.cta-final p{max-width:680px;margin:0 auto 28px;color:var(--txt-soft);font-size:15.5px;line-height:1.72}
.cta-final .hero-cta{justify-content:center;margin-bottom:0}

/* Accessibility note */
.a11y-note{
  display:flex;gap:16px;align-items:flex-start;
  background:rgba(6,182,212,.06);border:1px solid rgba(6,182,212,.2);
  border-radius:var(--radius-md);padding:20px 24px;
}
.a11y-note i{color:var(--plasma);font-size:22px;margin-top:2px}
.a11y-note p{margin:0;font-size:13.5px;color:var(--txt-soft);line-height:1.68}

/* Footer */
.site-footer{background:#05050A;border-top:1px solid rgba(163,230,53,.14);padding:58px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;margin-bottom:40px}
.footer-brand p{font-size:13.5px;color:var(--txt-dim);line-height:1.7;margin:16px 0 18px;max-width:340px}
.footer-social{display:flex;gap:11px}
.footer-social a{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--txt-soft);transition:.24s;
}
.footer-social a:hover{color:var(--volt);border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.footer-col h4{font-size:14px;font-weight:700;color:var(--txt);margin:0 0 16px;letter-spacing:.3px}
.footer-col a{display:block;font-size:13.5px;color:var(--txt-dim);padding:6px 0;transition:.22s}
.footer-col a:hover{color:var(--volt);padding-left:5px}
.footer-bottom{
  border-top:1px solid rgba(148,163,184,.14);padding-top:22px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;
  font-size:12.5px;color:#64748B;
}
.footer-bottom .age{color:var(--volt);font-weight:700}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:linear-gradient(145deg,#0E0E1E,#07070D);
  border:2px solid var(--volt);
  color:var(--volt);font-size:22px;
  box-shadow:0 0 22px rgba(163,230,53,.42);
  transition:.28s;
  animation:fabFloat 3s ease-in-out infinite;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
.fab:hover{
  transform:scale(1.1) rotate(360deg);opacity:1;
  box-shadow:0 0 32px rgba(6,182,212,.6);
}
.fab:active{transform:scale(.94) translateY(3px)}
.fab .dot{
  position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:var(--laser);border:2px solid #07070D;
}

/* Responsive */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-stats{max-width:100%}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .news-layout{grid-template-columns:1fr}
  .news-side{position:static}
  .form-wrap{grid-template-columns:1fr}
  .form-info{border-right:none;border-bottom:1px solid rgba(6,182,212,.16)}
  .guarantee{grid-template-columns:repeat(2,1fr)}
  .case-block{grid-template-columns:1fr}
  .case-media{min-height:240px}
  .case-media::after{background:linear-gradient(180deg,transparent 45%,rgba(14,14,30,.94))}
}
@media (max-width:768px){
  .nav-menu{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(7,7,13,.98);backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);
    padding:14px 18px 20px;
    display:none;
  }
  .nav-menu.open{display:flex}
  .nav-link{padding:12px 16px}
  .menu-toggle{display:block}
  .nav-actions .btn-login{padding:8px 14px;font-size:13px}
  .nav-actions .btn-signup{padding:9px 15px;font-size:13px}
  .brand-text span{display:none}
  .section{padding:58px 0}
  .grid-2,.grid-3,.grid-4,.steps{grid-template-columns:1fr}
  .scenario{grid-template-columns:1fr}
  .scenario-item{border-right:none}
  .solution-row{grid-template-columns:1fr;gap:10px}
  .guarantee{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-final{padding:40px 24px}
  .news-item{grid-template-columns:1fr}
  .news-thumb{min-height:160px}
  .news-body{padding:16px 18px}
  .case-metrics{grid-template-columns:1fr 1fr}
  .hero{padding:52px 0 60px}
}
@media (max-width:520px){
  .container,.container-wide{padding:0 15px}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn-primary,.hero-cta .btn-ghost{justify-content:center}
  .hero-stats{grid-template-columns:1fr}
  .reel-grid{grid-template-columns:repeat(2,1fr)}
  .case-metrics{grid-template-columns:1fr}
  .form-info,.form-body{padding:28px 20px}
}

/* roulang page: article */
:root{
  --bg-void:#07070D;
  --bg-abyss:#0E0E1E;
  --bg-card:rgba(14,14,30,.72);
  --line:rgba(163,230,53,.18);
  --line-strong:rgba(163,230,53,.42);
  --volt:#A3E635;
  --plasma:#06B6D4;
  --laser:#F43F5E;
  --txt:#FFFFFF;
  --txt-dim:#94A3B8;
  --txt-soft:#CBD5E1;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-glow:0 0 24px rgba(163,230,53,.22);
  --shadow-plasma:0 0 28px rgba(6,182,212,.28);
}
html{scroll-behavior:smooth}
*{box-sizing:border-box}
body{
  margin:0;
  background:var(--bg-void);
  color:var(--txt);
  font-family:'Be Vietnam Pro',Inter,system-ui,sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;outline:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.container-wide{width:100%;max-width:1340px;margin:0 auto;padding:0 20px}
/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,7,13,.78);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(163,230,53,.14);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-badge{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(145deg,#1C0738,#0E0E1E);
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow-glow);
  font-size:20px;color:var(--volt);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:.2px}
.brand-text span{font-size:11px;color:var(--volt);letter-spacing:2px;text-transform:uppercase;font-weight:600}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-link{
  font-size:14px;font-weight:500;color:var(--txt-soft);
  padding:9px 15px;border-radius:999px;transition:.22s;
  white-space:nowrap;
}
.nav-link:hover{color:var(--volt);background:rgba(163,230,53,.08)}
.nav-link.active{color:#07070D;background:linear-gradient(120deg,var(--volt),#65A30D);font-weight:700;box-shadow:var(--shadow-glow)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  font-size:14px;font-weight:600;color:var(--volt);
  border:1px solid var(--line-strong);padding:9px 18px;border-radius:999px;transition:.22s;
}
.btn-login:hover{background:rgba(163,230,53,.12);box-shadow:var(--shadow-glow)}
.btn-signup{
  font-size:14px;font-weight:700;color:#07070D;
  background:linear-gradient(120deg,var(--volt),#22D3EE);
  padding:10px 20px;border-radius:999px;transition:.22s;
  box-shadow:0 0 18px rgba(163,230,53,.4);
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(163,230,53,.6)}
.menu-toggle{display:none;font-size:22px;color:var(--volt);padding:6px}
/* Buttons */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(120deg,#A3E635,#06B6D4);
  color:#07070D;font-weight:800;font-size:15px;
  padding:14px 30px;border-radius:999px;
  box-shadow:0 0 26px rgba(163,230,53,.4);
  transition:.25s;
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 36px rgba(6,182,212,.55)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line-strong);color:var(--txt);
  font-weight:600;font-size:15px;padding:13px 28px;border-radius:999px;transition:.25s;
}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt);background:rgba(163,230,53,.07)}
/* Article hero */
.article-hero{position:relative;overflow:hidden;padding:56px 0 44px;border-bottom:1px solid rgba(163,230,53,.12)}
.article-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/fb40b0e73b9fb9a7.jpg');
  background-size:cover;background-position:center;
  opacity:.28;
}
.article-hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(7,7,13,.96) 34%,rgba(14,14,30,.78) 70%,rgba(6,182,212,.24));
}
.article-hero-inner{position:relative;max-width:900px}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--txt-dim);margin-bottom:18px}
.breadcrumb a{color:var(--txt-soft);transition:.2s}
.breadcrumb a:hover{color:var(--volt)}
.breadcrumb i{font-size:10px;color:var(--txt-dim)}
.article-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;
  color:var(--volt);border:1px solid var(--line-strong);
  padding:6px 15px;border-radius:999px;background:rgba(163,230,53,.06);
  margin-bottom:18px;
}
.article-hero h1{
  font-size:clamp(26px,3.6vw,44px);
  font-weight:800;line-height:1.2;margin:0 0 18px;letter-spacing:-.4px;
}
.article-hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#A3E635,#06B6D4 60%,#FACC15);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;font-size:13px;color:var(--txt-dim);margin-top:6px}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--volt)}
.article-lead{font-size:16px;color:var(--txt-soft);max-width:840px;margin-top:20px;line-height:1.72}
/* Layout */
.article-layout{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;
  gap:40px;align-items:start;padding:52px 0 70px;
}
.article-body{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:34px 34px 40px;
  backdrop-filter:blur(12px);
}
.article-body .cms-content{font-size:16px;line-height:1.78;color:var(--txt-soft)}
.article-body .cms-content h2{
  font-size:clamp(20px,2.3vw,27px);
  font-weight:800;color:var(--txt);line-height:1.32;
  margin:38px 0 16px;padding-left:16px;border-left:3px solid var(--volt);
}
.article-body .cms-content h3{
  font-size:19px;font-weight:700;color:var(--txt);margin:28px 0 12px;
}
.article-body .cms-content p{margin:0 0 18px}
.article-body .cms-content ul,
.article-body .cms-content ol{margin:0 0 20px;padding-left:22px}
.article-body .cms-content li{margin-bottom:10px}
.article-body .cms-content strong{color:var(--volt);font-weight:700}
.article-body .cms-content a{color:var(--plasma);text-decoration:underline;text-underline-offset:3px}
.article-body .cms-content a:hover{color:var(--volt)}
.article-body .cms-content img{border-radius:var(--radius-md);margin:22px 0;border:1px solid var(--line)}
.article-body .cms-content blockquote{
  margin:24px 0;padding:20px 24px;
  border-left:4px solid var(--plasma);
  background:rgba(6,182,212,.08);
  border-radius:0 var(--radius-md) var(--radius-md) 0;
  font-size:17px;color:var(--txt);
}
.article-body .cms-content table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14px}
.article-body .cms-content th,
.article-body .cms-content td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.article-body .cms-content th{background:rgba(163,230,53,.08);color:var(--volt);font-weight:700}
/* Pull quote */
.pull-quote{
  margin:34px 0;padding:26px 30px;
  background:linear-gradient(120deg,rgba(163,230,53,.1),rgba(6,182,212,.08));
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  font-size:18px;font-weight:600;line-height:1.6;color:var(--txt);
  position:relative;
}
.pull-quote::before{
  content:'\201C';position:absolute;top:-6px;left:16px;
  font-size:64px;color:var(--volt);opacity:.4;font-family:Georgia,serif;
}
.pull-quote span{display:block;font-size:13px;font-weight:500;color:var(--txt-dim);margin-top:12px}
/* CTA inline */
.cta-inline{
  margin:38px 0 10px;padding:30px 32px;
  background:linear-gradient(125deg,rgba(163,230,53,.14),rgba(6,182,212,.12));
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  text-align:center;
}
.cta-inline h3{font-size:22px;font-weight:800;margin:0 0 10px;color:var(--txt)}
.cta-inline p{color:var(--txt-soft);margin:0 0 20px;font-size:15px}
/* Sidebar */
.article-side{display:flex;flex-direction:column;gap:22px;position:sticky;top:96px}
.side-card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:22px 22px 24px;
  backdrop-filter:blur(12px);
}
.side-card h4{
  font-size:14px;font-weight:800;letter-spacing:1px;text-transform:uppercase;
  color:var(--volt);margin:0 0 16px;display:flex;align-items:center;gap:9px;
}
.side-link{
  display:flex;align-items:center;gap:11px;
  font-size:14px;color:var(--txt-soft);
  padding:11px 0;border-bottom:1px solid rgba(163,230,53,.1);
  transition:.22s;
}
.side-link:last-child{border-bottom:none}
.side-link:hover{color:var(--volt);padding-left:5px}
.side-link i{color:var(--plasma);font-size:13px;width:16px;flex-shrink:0}
.side-stat{display:flex;justify-content:space-between;align-items:center;padding:11px 0;border-bottom:1px solid rgba(163,230,53,.1);font-size:14px}
.side-stat:last-child{border-bottom:none}
.side-stat b{color:var(--volt);font-weight:800;font-size:15px}
.side-cta{
  background:linear-gradient(150deg,rgba(6,182,212,.2),rgba(163,230,53,.14));
  border:1px solid var(--line-strong);
}
.side-cta p{font-size:14px;color:var(--txt-soft);margin:0 0 16px}
.side-cta .btn-primary{width:100%;justify-content:center;padding:13px 20px;font-size:14px}
/* Article tail sections */
.tail-section{padding:64px 0;border-top:1px solid rgba(163,230,53,.12)}
.tail-section.alt{background:linear-gradient(180deg,rgba(14,14,30,.6),rgba(7,7,13,0))}
.sec-head{max-width:720px;margin-bottom:34px}
.sec-eyebrow{
  font-size:12px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--plasma);margin-bottom:12px;display:flex;align-items:center;gap:9px;
}
.sec-head h2{font-size:clamp(22px,3vw,34px);font-weight:800;line-height:1.25;margin:0 0 14px}
.sec-head p{color:var(--txt-soft);font-size:15px;margin:0}
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.info-card{
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:26px 24px;transition:.28s;
}
.info-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-plasma)}
.info-ico{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;
  background:rgba(6,182,212,.12);border:1px solid rgba(6,182,212,.32);
  color:var(--plasma);font-size:20px;margin-bottom:16px;
}
.info-card h3{font-size:17px;font-weight:700;margin:0 0 10px;color:var(--txt)}
.info-card p{font-size:14px;color:var(--txt-dim);margin:0;line-height:1.68}
/* Steps */
.step-list{display:flex;flex-direction:column;gap:0}
.step-item{
  display:grid;grid-template-columns:64px 1fr;gap:22px;
  padding:24px 0;border-bottom:1px solid rgba(163,230,53,.12);
}
.step-item:last-child{border-bottom:none}
.step-num{
  width:52px;height:52px;border-radius:50%;display:grid;place-items:center;
  font-weight:800;font-size:18px;color:#07070D;
  background:linear-gradient(130deg,var(--volt),var(--plasma));
  box-shadow:var(--shadow-glow);
}
.step-item h3{font-size:17px;font-weight:700;margin:6px 0 8px;color:var(--txt)}
.step-item p{font-size:14.5px;color:var(--txt-dim);margin:0;line-height:1.7}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:880px}
.faq-item{
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-md);overflow:hidden;transition:.25s;
}
.faq-item:hover{border-color:var(--line-strong)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:19px 22px;font-size:15.5px;font-weight:600;color:var(--txt);text-align:left;
}
.faq-q i{color:var(--volt);transition:.3s;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.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{font-size:14.5px;color:var(--txt-dim);margin:0;line-height:1.75}
/* Related */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rel-card{
  background:var(--bg-card);border:1px solid var(--line);
  border-radius:var(--radius-lg);overflow:hidden;transition:.28s;
  display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-plasma)}
.rel-card img{width:100%;height:170px;object-fit:cover}
.rel-body{padding:20px 22px 24px;display:flex;flex-direction:column;flex:1}
.rel-cat{font-size:11px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:var(--plasma);margin-bottom:9px}
.rel-body h3{font-size:16.5px;font-weight:700;margin:0 0 10px;color:var(--txt);line-height:1.42}
.rel-body p{font-size:13.5px;color:var(--txt-dim);margin:0 0 16px;flex:1;line-height:1.62}
.rel-link{font-size:13.5px;font-weight:700;color:var(--volt);display:inline-flex;align-items:center;gap:8px;transition:.22s}
.rel-link:hover{gap:12px}
/* Footer */
.site-footer{background:#050509;border-top:1px solid rgba(163,230,53,.14);padding:56px 0 0;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.footer-brand p{font-size:13.5px;color:var(--txt-dim);margin:18px 0 20px;line-height:1.7;max-width:380px}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--volt);transition:.24s;font-size:15px;
}
.footer-social a:hover{background:rgba(163,230,53,.12);border-color:var(--line-strong);transform:translateY(-3px)}
.footer-col h4{font-size:14px;font-weight:800;color:var(--txt);margin:0 0 18px;letter-spacing:.4px}
.footer-col a{display:block;font-size:13.5px;color:var(--txt-dim);padding:6px 0;transition:.2s}
.footer-col a:hover{color:var(--volt);padding-left:4px}
.footer-bottom{
  display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  padding:22px 0;border-top:1px solid rgba(163,230,53,.12);
  font-size:13px;color:var(--txt-dim);
}
.age{
  display:inline-grid;place-items:center;min-width:32px;padding:3px 8px;
  border:1px solid var(--line-strong);border-radius:8px;color:var(--volt);
  font-weight:800;font-size:11px;margin-right:7px;
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:rgba(7,7,13,.82);backdrop-filter:blur(14px);
  border:1px solid rgba(6,182,212,.5);
  color:var(--volt);font-size:21px;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  transition:.26s;
}
.fab:hover{transform:scale(1.09);box-shadow:0 0 30px rgba(6,182,212,.7);color:#fff}
.fab:active{transform:scale(.94)}
.fab .dot{
  position:absolute;top:-4px;right:-4px;width:13px;height:13px;border-radius:50%;
  background:var(--laser);border:2px solid #07070D;animation:pulse 1.5s infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
/* Bottom bar */
.bottom-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:55;
  background:rgba(7,7,13,.92);backdrop-filter:blur(14px);
  border-top:1px solid var(--line-strong);
  padding:11px 20px;display:flex;justify-content:center;align-items:center;gap:18px;flex-wrap:wrap;
}
.bottom-bar span{font-size:13.5px;color:var(--txt-soft);display:inline-flex;align-items:center;gap:8px}
.bottom-bar span i{color:var(--volt)}
.bottom-bar .btn-primary{padding:10px 24px;font-size:14px}
/* Responsive */
@media (max-width:1024px){
  .nav-menu{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:rgba(7,7,13,.97);border-bottom:1px solid var(--line-strong);padding:10px 20px 18px}
  .nav-menu.show{display:flex}
  .nav-link{padding:13px 12px;border-radius:10px}
  .menu-toggle{display:block}
  .article-layout{grid-template-columns:1fr;gap:30px}
  .article-side{position:static}
  .info-grid,.rel-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .nav-actions .btn-login,.nav-actions .btn-signup{padding:8px 13px;font-size:12.5px}
  .article-hero{padding:40px 0 34px}
  .article-body{padding:24px 20px 30px}
  .info-grid{grid-template-columns:1fr;gap:16px}
  .step-item{grid-template-columns:48px 1fr;gap:16px}
  .step-num{width:44px;height:44px;font-size:16px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .article-body .cms-content h2{font-size:20px}
}
@media (max-width:520px){
  .container,.container-wide{padding:0 16px}
  .brand-text strong{font-size:13px}
  .brand-text span{font-size:10px;letter-spacing:1.4px}
  .nav-actions .btn-login{display:none}
  .nav-actions .btn-signup{padding:8px 12px;font-size:12px}
  .rel-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .article-body .cms-content table{font-size:12.5px}
  .article-body .cms-content th,.article-body .cms-content td{padding:8px 9px}
  .bottom-bar{gap:10px;padding:9px 14px}
  .bottom-bar span{font-size:12px}
  .bottom-bar .btn-primary{padding:9px 18px;font-size:13px}
  .fab{bottom:88px;width:52px;height:52px;font-size:19px}
}

/* roulang page: category1 */
:root{
  --bg-void:#07070D;
  --bg-abyss:#0E0E1E;
  --bg-card:rgba(14,14,30,.72);
  --line:rgba(163,230,53,.18);
  --line-strong:rgba(163,230,53,.42);
  --volt:#A3E635;
  --plasma:#06B6D4;
  --laser:#F43F5E;
  --txt:#FFFFFF;
  --txt-dim:#94A3B8;
  --txt-soft:#CBD5E1;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-glow:0 0 24px rgba(163,230,53,.22);
  --shadow-plasma:0 0 28px rgba(6,182,212,.28);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-void);
  color:var(--txt);
  font-family:'Be Vietnam Pro',Inter,system-ui,sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;outline:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.container-wide{width:100%;max-width:1340px;margin:0 auto;padding:0 20px}
/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,7,13,.78);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(163,230,53,.14);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-badge{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(145deg,#1C0738,#0E0E1E);
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow-glow);
  font-size:20px;color:var(--volt);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:.2px}
.brand-text span{font-size:11px;color:var(--volt);letter-spacing:2px;text-transform:uppercase;font-weight:600}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-link{
  font-size:14px;font-weight:500;color:var(--txt-soft);
  padding:9px 15px;border-radius:999px;transition:.22s;
  white-space:nowrap;
}
.nav-link:hover{color:var(--volt);background:rgba(163,230,53,.08)}
.nav-link.active{color:#07070D;background:linear-gradient(120deg,var(--volt),#65A30D);font-weight:700;box-shadow:var(--shadow-glow)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  font-size:14px;font-weight:600;color:var(--volt);
  border:1px solid var(--line-strong);padding:9px 18px;border-radius:999px;transition:.22s;
}
.btn-login:hover{background:rgba(163,230,53,.12);box-shadow:var(--shadow-glow)}
.btn-signup{
  font-size:14px;font-weight:700;color:#07070D;
  background:linear-gradient(120deg,var(--volt),#22D3EE);
  padding:10px 20px;border-radius:999px;transition:.22s;
  box-shadow:0 0 18px rgba(163,230,53,.4);
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(163,230,53,.6)}
.menu-toggle{display:none;font-size:22px;color:var(--volt);padding:6px}
/* Buttons */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(120deg,#A3E635,#06B6D4);
  color:#07070D;font-weight:800;font-size:15px;
  padding:14px 30px;border-radius:999px;
  box-shadow:0 0 26px rgba(163,230,53,.4);
  transition:.25s;
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 36px rgba(6,182,212,.55)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line-strong);color:var(--txt);
  font-weight:600;font-size:15px;padding:13px 28px;border-radius:999px;transition:.25s;
}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt);background:rgba(163,230,53,.07)}
/* Section base */
section{padding:74px 0}
.section-head{margin-bottom:42px}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--plasma);margin-bottom:14px;
}
.section-title{
  font-size:clamp(23px,3vw,36px);font-weight:800;line-height:1.25;
  margin:0 0 14px;letter-spacing:-.4px;
}
.section-sub{color:var(--txt-dim);font-size:15px;max-width:720px;line-height:1.72}
.bg-abyss{background:linear-gradient(180deg,#07070D 0%,#0E0E1E 55%,#07070D 100%)}
/* Category Hero */
.cat-hero{position:relative;overflow:hidden;padding:60px 0 68px;border-bottom:1px solid rgba(163,230,53,.12)}
.cat-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/9fcc46f386fe2bb6.jpg');
  background-size:cover;background-position:center;
  opacity:.3;
}
.cat-hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(7,7,13,.95) 34%,rgba(14,14,30,.74) 66%,rgba(6,182,212,.3));
}
.cat-hero-inner{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--txt-dim);margin-bottom:18px;flex-wrap:wrap}
.breadcrumb a{color:var(--volt)}
.breadcrumb a:hover{text-decoration:underline}
.cat-hero h1{
  font-size:clamp(27px,3.9vw,47px);font-weight:800;line-height:1.2;margin:0 0 18px;letter-spacing:-.5px;
}
.cat-hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#A3E635,#06B6D4 58%,#FACC15);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero p{color:var(--txt-soft);font-size:15.5px;line-height:1.75;margin:0 0 28px;max-width:600px}
.hero-cta-row{display:flex;flex-wrap:wrap;gap:14px}
.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px;max-width:560px}
.metric-box{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:15px 16px;backdrop-filter:blur(10px);transition:.25s;
}
.metric-box:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.metric-box b{display:block;font-size:21px;font-weight:800;color:var(--volt)}
.metric-box span{font-size:12px;color:var(--txt-dim);display:block;margin-top:4px;line-height:1.4}
/* Stacked side cards */
.stacked-col{display:grid;gap:16px;position:relative;z-index:2}
.side-card{
  background:rgba(7,7,13,.85);border:1px solid rgba(6,182,212,.24);
  border-radius:var(--radius-lg);padding:20px 22px;backdrop-filter:blur(14px);
  box-shadow:var(--shadow-plasma);transition:.28s;
}
.side-card:hover{transform:translateY(-4px);border-color:rgba(163,230,53,.4)}
.side-card.offset{margin-left:26px}
.side-card h3{margin:0 0 8px;font-size:16px;font-weight:700;display:flex;align-items:center;gap:9px}
.side-card h3 i{color:var(--plasma)}
.side-card p{margin:0;font-size:13.5px;color:var(--txt-dim);line-height:1.62}
/* Feature cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;align-items:start}
.feature-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:26px 24px;backdrop-filter:blur(12px);transition:.28s;position:relative;overflow:hidden;
}
.feature-card:hover{border-color:var(--line-strong);transform:translateY(-5px);box-shadow:var(--shadow-glow)}
.feature-icon{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(145deg,rgba(163,230,53,.16),rgba(6,182,212,.12));
  border:1px solid var(--line);color:var(--volt);font-size:21px;margin-bottom:16px;
}
.feature-card h3{margin:0 0 10px;font-size:17px;font-weight:700}
.feature-card p{margin:0;color:var(--txt-dim);font-size:14px;line-height:1.68}
/* Scenario list */
.scenario{display:grid;gap:16px}
.scenario-item{
  display:flex;gap:18px;align-items:flex-start;
  background:rgba(14,14,30,.5);border:1px solid var(--line);
  border-radius:var(--radius-md);padding:20px 22px;transition:.25s;
}
.scenario-item:hover{border-color:var(--line-strong);background:rgba(163,230,53,.05)}
.scenario-num{
  flex-shrink:0;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;color:var(--plasma);font-size:16px;
  background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.3);
}
.scenario-item h4{margin:0 0 6px;font-size:15.5px;font-weight:700}
.scenario-item p{margin:0;color:var(--txt-dim);font-size:14px;line-height:1.68}
/* Compare table */
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--bg-card)}
table.compare{width:100%;border-collapse:collapse;min-width:660px}
table.compare th,table.compare td{padding:16px 20px;text-align:left;font-size:14px;border-bottom:1px solid rgba(163,230,53,.1)}
table.compare thead th{
  background:rgba(163,230,53,.08);color:var(--volt);font-weight:700;
  font-size:13px;text-transform:uppercase;letter-spacing:.6px;
}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr:hover{background:rgba(6,182,212,.05)}
table.compare td:first-child{color:var(--txt);font-weight:600}
table.compare td{color:var(--txt-dim)}
/* Info list */
.info-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.info-card{
  background:rgba(14,14,30,.5);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:18px 20px;transition:.25s;
}
.info-card:hover{border-color:var(--line-strong)}
.info-card h4{margin:0 0 7px;font-size:15px;font-weight:700;display:flex;align-items:center;gap:9px}
.info-card h4 i{color:var(--volt);font-size:14px}
.info-card p{margin:0;font-size:13.5px;color:var(--txt-dim);line-height:1.65}
/* CMS list */
.cms-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cms-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;transition:.28s;display:flex;flex-direction:column;
}
.cms-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.cms-card img{width:100%;height:180px;object-fit:cover}
.cms-body{padding:20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.cms-meta{display:flex;gap:12px;align-items:center;font-size:12px;color:var(--txt-dim);flex-wrap:wrap}
.cms-meta .cat{color:var(--plasma);font-weight:700}
.cms-card h3{margin:0;font-size:16px;font-weight:700;line-height:1.42}
.cms-card h3 a:hover{color:var(--volt)}
.cms-card p{margin:0;font-size:13.5px;color:var(--txt-dim);line-height:1.65;flex:1}
.cms-more{
  display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--volt);
}
.cms-more:hover{gap:11px;transition:.2s}
.empty-note{color:var(--txt-dim);font-size:14px;padding:26px;border:1px dashed var(--line);border-radius:var(--radius-md);text-align:center}
.list-foot{margin-top:34px;display:flex;justify-content:center}
/* FAQ */
.faq-wrap{display:grid;gap:14px;max-width:900px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-md);background:rgba(14,14,30,.5);
  overflow:hidden;transition:.25s;
}
.faq-item:hover{border-color:var(--line-strong)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:15px;
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--volt);transition:.25s;flex-shrink:0}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--txt-dim);font-size:14px;line-height:1.72}
/* CTA band */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid rgba(6,182,212,.32);
  background-image:url('/assets/images/5b1c69386d82d93e.jpg');
  background-size:cover;background-position:center;
  padding:52px 46px;
}
.cta-band::before{
  content:'';position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(7,7,13,.94),rgba(6,182,212,.4));
}
.cta-band-inner{position:relative;max-width:640px}
.cta-band h2{margin:0 0 14px;font-size:clamp(22px,2.8vw,32px);font-weight:800;line-height:1.3}
.cta-band p{margin:0 0 26px;color:var(--txt-soft);font-size:15px;line-height:1.72}
.cta-band .btn-row{display:flex;flex-wrap:wrap;gap:14px}
/* Trust strip */
.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-item{
  display:flex;gap:14px;align-items:flex-start;
  background:rgba(14,14,30,.5);border:1px solid var(--line);border-radius:var(--radius-md);
  padding:18px 20px;transition:.25s;
}
.trust-item:hover{border-color:var(--line-strong);background:rgba(163,230,53,.04)}
.trust-item i{color:var(--plasma);font-size:20px;flex-shrink:0;margin-top:2px}
.trust-item b{display:block;font-size:14px;font-weight:700;margin-bottom:3px}
.trust-item span{font-size:12.5px;color:var(--txt-dim);line-height:1.55}
/* Footer */
.site-footer{
  background:linear-gradient(180deg,#07070D,#0E0E1E);
  border-top:1px solid rgba(163,230,53,.14);
  padding:58px 0 26px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px}
.footer-brand p{color:var(--txt-dim);font-size:13.5px;line-height:1.7;margin:16px 0 18px;max-width:360px}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:38px;height:38px;border-radius:10px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--volt);transition:.25s;
}
.footer-social a:hover{background:rgba(163,230,53,.1);border-color:var(--line-strong);transform:translateY(-3px)}
.footer-col h4{margin:0 0 16px;font-size:14px;font-weight:700;color:var(--txt);letter-spacing:.4px}
.footer-col a{display:block;color:var(--txt-dim);font-size:13.5px;padding:6px 0;transition:.22s}
.footer-col a:hover{color:var(--volt);transform:translateX(4px)}
.footer-bottom{
  margin-top:42px;padding-top:22px;border-top:1px solid rgba(163,230,53,.1);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--txt-dim);
}
.age{
  display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;
  border:1px solid var(--laser);color:var(--laser);font-size:10px;font-weight:800;margin-right:6px;
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:999px;
  background:rgba(7,7,13,.8);backdrop-filter:blur(12px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.9),rgba(7,7,13,.9)),linear-gradient(120deg,#A3E635,#06B6D4);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  display:grid;place-items:center;color:var(--volt);font-size:21px;
  transition:.25s;opacity:.85;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(163,230,53,.6)}
.fab:active{transform:scale(.95)}
.fab .dot{
  position:absolute;top:5px;right:5px;width:11px;height:11px;border-radius:50%;
  background:var(--laser);box-shadow:0 0 8px var(--laser);animation:pulseDot 1.5s infinite;
}
@keyframes pulseDot{0%,100%{opacity:1}50%{opacity:.35}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
/* Responsive */
@media (max-width:1024px){
  .hero-grid,.cat-hero-inner{grid-template-columns:1fr;gap:34px}
  .grid-3,.cms-grid{grid-template-columns:repeat(2,1fr)}
  .trust-strip{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .side-card.offset{margin-left:0}
}
@media (max-width:768px){
  .nav-menu{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(7,7,13,.98);backdrop-filter:blur(16px);
    padding:14px 18px 20px;border-bottom:1px solid var(--line);
    display:none;
  }
  .nav-menu.open{display:flex}
  .nav-link{padding:12px 16px;text-align:left}
  .menu-toggle{display:block}
  .nav-actions .btn-login{padding:8px 14px;font-size:13px}
  .nav-actions .btn-signup{padding:9px 16px;font-size:13px}
  section{padding:52px 0}
  .grid-3,.grid-2,.cms-grid,.info-list{grid-template-columns:1fr}
  .cta-band{padding:38px 26px}
  .fab{bottom:22px;left:14px;width:52px;height:52px}
}
@media (max-width:520px){
  .hero-metrics,.trust-strip{grid-template-columns:1fr}
  .cat-hero h1{font-size:25px}
  .section-title{font-size:21px}
  .btn-primary,.btn-ghost{width:100%;justify-content:center}
}

/* roulang page: category2 */
:root{
  --bg-void:#07070D;
  --bg-abyss:#0E0E1E;
  --bg-card:rgba(14,14,30,.72);
  --line:rgba(163,230,53,.18);
  --line-strong:rgba(163,230,53,.42);
  --volt:#A3E635;
  --plasma:#06B6D4;
  --laser:#F43F5E;
  --txt:#FFFFFF;
  --txt-dim:#94A3B8;
  --txt-soft:#CBD5E1;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-glow:0 0 24px rgba(163,230,53,.22);
  --shadow-plasma:0 0 28px rgba(6,182,212,.28);
}
html{scroll-behavior:smooth}
*{box-sizing:border-box}
body{
  margin:0;
  background:var(--bg-void);
  color:var(--txt);
  font-family:'Be Vietnam Pro',Inter,system-ui,sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none}
input,select,textarea{font-family:inherit;outline:none}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.container-wide{width:100%;max-width:1340px;margin:0 auto;padding:0 20px}
/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,7,13,.78);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(163,230,53,.14);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-badge{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(145deg,#1C0738,#0E0E1E);
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow-glow);
  font-size:20px;color:var(--volt);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:.2px}
.brand-text span{font-size:11px;color:var(--volt);letter-spacing:2px;text-transform:uppercase;font-weight:600}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-link{
  font-size:14px;font-weight:500;color:var(--txt-soft);
  padding:9px 15px;border-radius:999px;transition:.22s;
  white-space:nowrap;
}
.nav-link:hover{color:var(--volt);background:rgba(163,230,53,.08)}
.nav-link.active{color:#07070D;background:linear-gradient(120deg,var(--volt),#65A30D);font-weight:700;box-shadow:var(--shadow-glow)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  font-size:14px;font-weight:600;color:var(--volt);
  border:1px solid var(--line-strong);padding:9px 18px;border-radius:999px;transition:.22s;
}
.btn-login:hover{background:rgba(163,230,53,.12);box-shadow:var(--shadow-glow)}
.btn-signup{
  font-size:14px;font-weight:700;color:#07070D;
  background:linear-gradient(120deg,var(--volt),#22D3EE);
  padding:10px 20px;border-radius:999px;transition:.22s;
  box-shadow:0 0 18px rgba(163,230,53,.4);
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(163,230,53,.6)}
.menu-toggle{display:none;font-size:22px;color:var(--volt);padding:6px}
/* Buttons */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(120deg,#A3E635,#06B6D4);
  color:#07070D;font-weight:800;font-size:15px;
  padding:14px 30px;border-radius:999px;
  box-shadow:0 0 26px rgba(163,230,53,.4);
  transition:.25s;
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 36px rgba(6,182,212,.55)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line-strong);color:var(--txt);
  font-weight:600;font-size:15px;padding:13px 28px;border-radius:999px;transition:.25s;
}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt);background:rgba(163,230,53,.07)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--volt);outline-offset:3px}
/* Page hero */
.page-hero{position:relative;overflow:hidden;padding:64px 0 70px;border-bottom:1px solid rgba(163,230,53,.12)}
.page-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/fb40b0e73b9fb9a7.jpg');
  background-size:cover;background-position:center;opacity:.3;
}
.page-hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(7,7,13,.95) 34%,rgba(14,14,30,.75) 70%,rgba(6,182,212,.25));
}
.page-hero-inner{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.crumb{font-size:12.5px;color:var(--txt-dim);margin-bottom:16px;letter-spacing:.4px}
.crumb a{color:var(--volt)}
.crumb a:hover{text-decoration:underline}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--volt);border:1px solid var(--line-strong);
  padding:7px 16px;border-radius:999px;background:rgba(163,230,53,.06);
  margin-bottom:20px;
}
.page-hero h1{
  font-size:clamp(27px,3.9vw,45px);
  font-weight:800;line-height:1.2;margin:0 0 18px;letter-spacing:-.4px;
}
.page-hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#A3E635,#06B6D4 60%,#FACC15);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.page-hero p.lead{font-size:16px;color:var(--txt-soft);max-width:620px;margin-bottom:26px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px}
.pill{
  font-size:12.5px;font-weight:600;color:var(--txt-soft);
  border:1px solid var(--line);background:rgba(163,230,53,.05);
  padding:7px 14px;border-radius:999px;display:inline-flex;align-items:center;gap:7px;
}
.pill i{color:var(--volt)}
.panel-glass{
  background:rgba(7,7,13,.82);
  border:1px solid rgba(6,182,212,.28);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-plasma);
  backdrop-filter:blur(16px);
  overflow:hidden;
}
.panel-head{display:flex;align-items:center;gap:9px;padding:13px 18px;border-bottom:1px solid rgba(6,182,212,.2);background:rgba(6,182,212,.05)}
.dot{width:10px;height:10px;border-radius:50%}
.dot.r{background:#F43F5E}.dot.y{background:#FACC15}.dot.g{background:#A3E635}
.panel-head span{font-size:12px;color:var(--txt-dim);margin-left:6px;letter-spacing:.6px}
.bell-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;padding:20px}
.bell{
  border:1px solid var(--line);border-radius:var(--radius-md);
  background:rgba(163,230,53,.05);padding:16px 12px;text-align:center;
  transition:.25s;
}
.bell i{font-size:24px;color:var(--volt);margin-bottom:8px;display:block}
.bell b{display:block;font-size:14px;font-weight:700}
.bell span{font-size:11.5px;color:var(--txt-dim)}
.bell:hover{border-color:var(--volt);box-shadow:var(--shadow-glow);transform:translateY(-3px)}
.panel-foot{padding:15px 20px 20px;border-top:1px solid rgba(6,182,212,.16);display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.panel-foot small{color:var(--txt-dim);font-size:12px}
/* Sections */
section{position:relative}
.sec{padding:66px 0}
.sec-alt{background:var(--bg-abyss);border-top:1px solid rgba(163,230,53,.1);border-bottom:1px solid rgba(163,230,53,.1)}
.sec-head{max-width:720px;margin-bottom:38px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{font-size:12px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;color:var(--plasma);margin-bottom:12px;display:block}
.sec-head h2{font-size:clamp(22px,2.9vw,33px);font-weight:800;line-height:1.28;margin:0 0 14px;letter-spacing:-.3px}
.sec-head p{color:var(--txt-soft);font-size:15.5px;margin:0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 24px;
  backdrop-filter:blur(10px);
  transition:.28s;
}
.card:hover{border-color:var(--line-strong);box-shadow:var(--shadow-glow);transform:translateY(-4px)}
.card-ico{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(145deg,rgba(163,230,53,.16),rgba(6,182,212,.14));
  border:1px solid var(--line);color:var(--volt);font-size:20px;margin-bottom:16px;
}
.card h3{font-size:17.5px;font-weight:700;margin:0 0 10px}
.card p{color:var(--txt-soft);font-size:14.5px;margin:0}
.card ul{margin:12px 0 0;padding-left:0;list-style:none}
.card ul li{position:relative;padding-left:22px;font-size:14px;color:var(--txt-soft);margin-bottom:8px}
.card ul li::before{content:'\f058';font-family:'Font Awesome 6 Free';font-weight:900;position:absolute;left:0;top:0;color:var(--volt);font-size:12px}
/* feature media block */
.feat{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.feat img{border-radius:var(--radius-lg);border:1px solid var(--line);box-shadow:var(--shadow-plasma)}
.feat h2{font-size:clamp(21px,2.6vw,30px);font-weight:800;margin:0 0 16px;line-height:1.3}
.feat p{color:var(--txt-soft);font-size:15px;margin:0 0 18px}
.stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:22px}
.stat{background:rgba(163,230,53,.06);border:1px solid var(--line);border-radius:var(--radius-md);padding:14px 16px}
.stat b{display:block;font-size:21px;font-weight:800;color:var(--volt)}
.stat span{font-size:12px;color:var(--txt-dim);display:block;margin-top:3px}
/* table */
.tbl-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--bg-card)}
table.tbl{width:100%;border-collapse:collapse;min-width:560px}
table.tbl th,table.tbl td{padding:15px 18px;text-align:left;font-size:14px;border-bottom:1px solid rgba(148,163,184,.14)}
table.tbl th{font-size:12.5px;text-transform:uppercase;letter-spacing:1px;color:var(--volt);background:rgba(163,230,53,.06);font-weight:700}
table.tbl tr:last-child td{border-bottom:none}
table.tbl td strong{color:var(--volt)}
table.tbl tr:hover td{background:rgba(6,182,212,.05)}
/* timeline */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:'';position:absolute;left:11px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--volt),var(--plasma))}
.tl-item{position:relative;padding-bottom:30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:'';position:absolute;left:-30px;top:4px;width:14px;height:14px;border-radius:50%;background:var(--bg-void);border:2px solid var(--volt);box-shadow:var(--shadow-glow)}
.tl-item h3{font-size:16.5px;font-weight:700;margin:0 0 7px}
.tl-item p{color:var(--txt-soft);font-size:14.5px;margin:0}
/* scenario cards */
.scene{
  background:linear-gradient(150deg,rgba(6,182,212,.1),rgba(14,14,30,.7));
  border:1px solid rgba(6,182,212,.24);
  border-radius:var(--radius-lg);padding:24px;transition:.28s;
}
.scene:hover{transform:translateY(-4px);box-shadow:var(--shadow-plasma);border-color:rgba(6,182,212,.5)}
.scene .tag{display:inline-block;font-size:11px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:var(--plasma);border:1px solid rgba(6,182,212,.4);border-radius:999px;padding:4px 12px;margin-bottom:14px}
.scene h3{font-size:16.5px;margin:0 0 9px;font-weight:700}
.scene p{color:var(--txt-soft);font-size:14px;margin:0}
/* faq */
.faq-item{border:1px solid var(--line);border-radius:var(--radius-md);background:var(--bg-card);margin-bottom:12px;overflow:hidden;transition:.25s}
.faq-item:hover{border-color:var(--line-strong)}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;font-size:15.5px;font-weight:600;color:var(--txt);text-align:left}
.faq-q i{color:var(--volt);transition:.3s;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 22px}
.faq-item.open .faq-a{max-height:320px;padding-bottom:20px}
.faq-a p{color:var(--txt-soft);font-size:14.5px;margin:0}
/* cta band */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid var(--line-strong);
  background:linear-gradient(120deg,rgba(163,230,53,.14),rgba(6,182,212,.16));
  padding:44px 40px;display:grid;grid-template-columns:1.3fr .7fr;gap:30px;align-items:center;
}
.cta-band h2{font-size:clamp(20px,2.6vw,29px);font-weight:800;margin:0 0 12px}
.cta-band p{color:var(--txt-soft);font-size:15px;margin:0}
.cta-actions{display:flex;flex-direction:column;gap:12px}
/* list section */
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
  background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-lg);
  overflow:hidden;transition:.28s;display:flex;flex-direction:column;
}
.post-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-plasma)}
.post-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0E0E1E}
.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 22px 24px;display:flex;flex-direction:column;flex:1}
.post-cat{font-size:11.5px;font-weight:700;letter-spacing:1.1px;text-transform:uppercase;color:var(--plasma);margin-bottom:9px}
.post-body h3{font-size:16.5px;font-weight:700;margin:0 0 10px;line-height:1.4}
.post-body p{color:var(--txt-soft);font-size:14px;margin:0 0 16px}
.post-meta{margin-top:auto;font-size:12.5px;color:var(--txt-dim);display:flex;align-items:center;gap:8px}
.empty-note{color:var(--txt-dim);font-size:14.5px;border:1px dashed var(--line);border-radius:var(--radius-md);padding:26px;text-align:center}
.see-more{margin-top:30px;text-align:center}
/* footer */
.site-footer{background:#05050A;border-top:1px solid rgba(163,230,53,.14);padding:54px 0 24px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:var(--txt-dim);font-size:14px;margin:0 0 18px;max-width:360px}
.footer-social{display:flex;gap:10px}
.footer-social a{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  border:1px solid var(--line);color:var(--volt);transition:.24s;background:rgba(163,230,53,.05);
}
.footer-social a:hover{background:rgba(163,230,53,.16);transform:translateY(-2px);box-shadow:var(--shadow-glow)}
.footer-col h4{font-size:13px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:var(--volt);margin:0 0 16px}
.footer-col a{display:block;font-size:14px;color:var(--txt-dim);margin-bottom:11px;transition:.2s}
.footer-col a:hover{color:var(--volt);padding-left:4px}
.footer-bottom{margin-top:38px;padding-top:22px;border-top:1px solid rgba(148,163,184,.14);display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--txt-dim)}
.age{display:inline-block;font-size:11.5px;font-weight:800;color:#07070D;background:var(--volt);border-radius:6px;padding:2px 8px;margin-right:6px}
/* 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,.8);backdrop-filter:blur(10px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.85),rgba(7,7,13,.85)),linear-gradient(120deg,var(--volt),var(--plasma));
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--volt);font-size:22px;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.8;transition:.28s;
  animation:fabPulse 3s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);color:var(--plasma);box-shadow:0 0 30px rgba(163,230,53,.6)}
.fab:active{transform:scale(.95)}
.fab .fab-badge{position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;background:var(--laser);box-shadow:0 0 10px var(--laser)}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4)}50%{box-shadow:0 0 30px rgba(163,230,53,.6)}}
/* sticky bottom bar */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:55;
  background:rgba(7,7,13,.92);backdrop-filter:blur(14px);
  border-top:1px solid rgba(163,230,53,.24);
  padding:12px 18px;display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.sticky-bar span{font-size:13.5px;color:var(--txt-soft)}
.sticky-bar strong{color:var(--volt)}
@media(max-width:1024px){
  .hero-grid,.page-hero-inner,.feat,.grid-3,.grid-4,.posts-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr}
}
@media(max-width:768px){
  .nav-menu{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(7,7,13,.98);backdrop-filter:blur(18px);
    border-bottom:1px solid rgba(163,230,53,.2);
    padding:14px;display:none;
  }
  .nav-menu.show{display:flex}
  .nav-link{padding:12px 16px;border-radius:12px}
  .menu-toggle{display:block}
  .nav-actions{gap:8px}
  .btn-login{padding:8px 14px;font-size:13px}
  .btn-signup{padding:9px 15px;font-size:13px}
  .hero-grid,.page-hero-inner,.feat,.grid-2,.grid-3,.grid-4,.posts-grid{grid-template-columns:1fr}
  .stat-row{grid-template-columns:1fr}
  .bell-row{grid-template-columns:1fr}
  .sec{padding:50px 0}
  .cta-band{padding:32px 22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .sticky-bar{flex-direction:column;text-align:center;padding:12px}
}
@media(max-width:520px){
  .hero-stats{grid-template-columns:1fr}
  .brand-text strong{font-size:13px}
  .brand-text span{font-size:10px}
  .sticky-bar span{font-size:12.5px}
  .fab{bottom:120px}
}

/* roulang page: category3 */
:root{
  --bg-void:#07070D;
  --bg-abyss:#0E0E1E;
  --bg-card:rgba(14,14,30,.72);
  --line:rgba(163,230,53,.18);
  --line-strong:rgba(163,230,53,.42);
  --volt:#A3E635;
  --plasma:#06B6D4;
  --laser:#F43F5E;
  --gold:#FACC15;
  --txt:#FFFFFF;
  --txt-dim:#94A3B8;
  --txt-soft:#CBD5E1;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-glow:0 0 24px rgba(163,230,53,.22);
  --shadow-plasma:0 0 28px rgba(6,182,212,.28);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg-void);
  color:var(--txt);
  font-family:'Be Vietnam Pro',Inter,system-ui,sans-serif;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  padding-bottom:84px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font-family:inherit;outline:none}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul{padding:0;list-style:none}
:focus-visible{outline:2px solid var(--volt);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
.container-wide{width:100%;max-width:1340px;margin:0 auto;padding:0 20px}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(7,7,13,.78);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(163,230,53,.14);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:12px 0}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-badge{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(145deg,#1C0738,#0E0E1E);
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow-glow);
  font-size:20px;color:var(--volt);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:15px;font-weight:800;letter-spacing:.2px}
.brand-text span{font-size:11px;color:var(--volt);letter-spacing:2px;text-transform:uppercase;font-weight:600}
.nav-menu{display:flex;align-items:center;gap:6px}
.nav-link{
  font-size:14px;font-weight:500;color:var(--txt-soft);
  padding:9px 15px;border-radius:999px;transition:.22s;
  white-space:nowrap;
}
.nav-link:hover{color:var(--volt);background:rgba(163,230,53,.08)}
.nav-link.active{color:#07070D;background:linear-gradient(120deg,var(--volt),#65A30D);font-weight:700;box-shadow:var(--shadow-glow)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  font-size:14px;font-weight:600;color:var(--volt);
  border:1px solid var(--line-strong);padding:9px 18px;border-radius:999px;transition:.22s;
}
.btn-login:hover{background:rgba(163,230,53,.12);box-shadow:var(--shadow-glow)}
.btn-signup{
  font-size:14px;font-weight:700;color:#07070D;
  background:linear-gradient(120deg,var(--volt),#22D3EE);
  padding:10px 20px;border-radius:999px;transition:.22s;
  box-shadow:0 0 18px rgba(163,230,53,.4);
}
.btn-signup:hover{transform:translateY(-2px);box-shadow:0 0 26px rgba(163,230,53,.6)}
.menu-toggle{display:none;font-size:22px;color:var(--volt);padding:6px;border-radius:10px}

/* ============ BUTTONS ============ */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(120deg,#A3E635,#06B6D4);
  color:#07070D;font-weight:800;font-size:15px;
  padding:14px 30px;border-radius:999px;
  box-shadow:0 0 26px rgba(163,230,53,.4);
  transition:.25s;
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 0 36px rgba(6,182,212,.55)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  display:inline-flex;align-items:center;gap:9px;
  border:1px solid var(--line-strong);color:var(--txt);
  font-weight:600;font-size:15px;padding:13px 28px;border-radius:999px;transition:.25s;
}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt);background:rgba(163,230,53,.07)}
.btn-block{width:100%;justify-content:center}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;padding:68px 0 0;border-bottom:1px solid rgba(163,230,53,.12)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/fb40b0e73b9fb9a7.jpg');
  background-size:cover;background-position:center;
  opacity:.32;
}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(7,7,13,.95) 34%,rgba(14,14,30,.74) 68%,rgba(6,182,212,.26));
}
.hero-inner{position:relative;padding-bottom:44px}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center}
.hero-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;
  color:var(--volt);border:1px solid var(--line-strong);
  padding:7px 16px;border-radius:999px;background:rgba(163,230,53,.06);
  margin-bottom:20px;
}
.hero h1{
  font-size:clamp(27px,4vw,48px);
  font-weight:800;line-height:1.18;margin:0 0 20px;
  letter-spacing:-.5px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,#A3E635,#06B6D4 58%,#FACC15);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-desc{font-size:16px;color:var(--txt-soft);max-width:620px;margin-bottom:28px;line-height:1.72}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:600px}
.hero-stat{background:var(--bg-card);border:1px solid var(--line);border-radius:var(--radius-md);padding:14px 16px;backdrop-filter:blur(10px)}
.hero-stat b{display:block;font-size:19px;font-weight:800;color:var(--volt);line-height:1.25}
.hero-stat span{font-size:12px;color:var(--txt-dim);line-height:1.4;display:block;margin-top:3px}

/* Panel */
.panel{
  background:rgba(7,7,13,.86);
  border:1px solid rgba(6,182,212,.28);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-plasma);
  overflow:hidden;
  backdrop-filter:blur(16px);
}
.panel-head{display:flex;align-items:center;gap:8px;padding:13px 18px;border-bottom:1px solid rgba(6,182,212,.2);background:rgba(6,182,212,.05)}
.panel-head span{font-size:12px;color:var(--txt-dim);margin-left:6px;letter-spacing:.6px}
.dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.dot.r{background:#F43F5E}.dot.y{background:#FACC15}.dot.g{background:#A3E635}
.limit-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 18px;border-bottom:1px solid rgba(148,163,184,.12)}
.limit-row:last-child{border-bottom:none}
.limit-name{display:flex;align-items:center;gap:11px;min-width:0}
.limit-name i{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.28);color:var(--plasma);font-size:14px;flex-shrink:0}
.limit-name strong{display:block;font-size:13.5px;font-weight:700;line-height:1.3}
.limit-name small{display:block;font-size:11.5px;color:var(--txt-dim);margin-top:2px}
.limit-val{text-align:right;flex-shrink:0}
.limit-val b{display:block;font-size:13.5px;font-weight:700;color:var(--volt)}
.limit-val small{font-size:11px;color:var(--txt-dim)}
.panel-foot{padding:14px 18px;border-top:1px solid rgba(6,182,212,.16);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.chip-live{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:var(--volt)}
.chip-live .pulse{width:8px;height:8px;border-radius:50%;background:var(--volt);animation:pulse 1.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(163,230,53,.6)}70%{box-shadow:0 0 0 8px rgba(163,230,53,0)}100%{box-shadow:0 0 0 0 rgba(163,230,53,0)}}
.panel-foot small{color:var(--txt-dim);font-size:11.5px}

/* Countdown bar */
.countdown-bar{
  position:relative;
  background:linear-gradient(100deg,rgba(163,230,53,.14),rgba(6,182,212,.14));
  border-top:1px solid rgba(163,230,53,.28);
}
.countdown-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;padding:16px 0}
.cd-label{display:flex;align-items:center;gap:12px;font-size:14px;color:var(--txt-soft);font-weight:600}
.cd-label i{color:var(--gold);font-size:17px}
.cd-clock{display:flex;align-items:center;gap:8px}
.cd-unit{background:rgba(7,7,13,.82);border:1px solid rgba(163,230,53,.34);border-radius:var(--radius-sm);padding:7px 13px;text-align:center;min-width:62px}
.cd-unit b{display:block;font-size:19px;font-weight:800;color:var(--volt);line-height:1;font-variant-numeric:tabular-nums}
.cd-unit small{font-size:10px;color:var(--txt-dim);letter-spacing:1px;text-transform:uppercase}
.cd-sep{color:var(--line-strong);font-weight:800}

/* ============ SECTIONS ============ */
.section{padding:74px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(14,14,30,.92),rgba(7,7,13,.92));border-top:1px solid rgba(148,163,184,.08);border-bottom:1px solid rgba(148,163,184,.08)}
.section-glow::before{
  content:'';position:absolute;top:-140px;right:-120px;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(6,182,212,.16),transparent 68%);pointer-events:none;
}
.sec-eyebrow{display:block;font-size:12px;font-weight:700;letter-spacing:1.7px;text-transform:uppercase;color:var(--plasma);margin-bottom:12px}
.sec-title{font-size:clamp(22px,2.8vw,34px);font-weight:800;line-height:1.3;margin-bottom:14px;letter-spacing:-.3px}
.sec-sub{color:var(--txt-soft);font-size:15.5px;max-width:800px;line-height:1.72}
.sec-head{margin-bottom:38px;max-width:840px}
.sec-head.split{display:grid;grid-template-columns:1fr .85fr;gap:36px;max-width:none;align-items:end}

/* Grids */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}

/* Card */
.card{
  background:var(--bg-card);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px;
  backdrop-filter:blur(12px);
  transition:transform .28s,border-color .28s,box-shadow .28s;
}
.card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-glow)}
.card-ico{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(145deg,rgba(6,182,212,.16),rgba(163,230,53,.1));
  border:1px solid var(--line-strong);color:var(--volt);font-size:19px;margin-bottom:18px;
}
.card h3{font-size:17.5px;font-weight:700;margin-bottom:10px;line-height:1.4}
.card p{font-size:14.5px;color:var(--txt-soft);line-height:1.7}
.card ul{margin-top:16px;display:flex;flex-direction:column;gap:9px}
.card ul li{font-size:13.8px;color:var(--txt-soft);display:flex;gap:10px;align-items:flex-start;line-height:1.6}
.card ul li i{color:var(--volt);font-size:12px;margin-top:5px;flex-shrink:0}

/* Payment strip */
.pay-strip{
  border-top:1px solid rgba(163,230,53,.16);
  border-bottom:1px solid rgba(163,230,53,.16);
  background:rgba(14,14,30,.6);
  padding:22px 0;
}
.pay-strip-inner{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:space-between}
.pay-strip-title{font-size:12.5px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--txt-dim)}
.pay-chips{display:flex;flex-wrap:wrap;gap:10px}
.pay-chip{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:600;color:var(--txt-soft);
  border:1px solid rgba(148,163,184,.22);border-radius:999px;
  padding:8px 16px;background:rgba(7,7,13,.7);transition:.24s;
}
.pay-chip i{color:var(--plasma)}
.pay-chip:hover{border-color:var(--line-strong);color:var(--volt);box-shadow:var(--shadow-glow)}

/* Channel cards */
.chan{
  background:rgba(7,7,13,.7);
  border:1px solid rgba(148,163,184,.16);
  border-radius:var(--radius-lg);
  padding:24px;
  transition:.28s;
  position:relative;
  overflow:hidden;
}
.chan:hover{border-color:rgba(6,182,212,.45);box-shadow:var(--shadow-plasma);transform:translateY(-4px)}
.chan-top{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.chan-top i{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(6,182,212,.12);border:1px solid rgba(6,182,212,.3);color:var(--plasma);font-size:17px}
.chan-top h3{font-size:16.5px;font-weight:700}
.chan-top small{display:block;font-size:11.5px;color:var(--txt-dim);font-weight:500;margin-top:2px}
.chan-meta{display:flex;flex-direction:column;gap:8px;border-top:1px solid rgba(148,163,184,.12);padding-top:14px}
.chan-meta div{display:flex;justify-content:space-between;gap:12px;font-size:13.2px}
.chan-meta span{color:var(--txt-dim)}
.chan-meta b{color:var(--txt);font-weight:700}
.chan-meta b.hl{color:var(--volt)}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
  position:relative;
  background:rgba(14,14,30,.6);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px 22px 24px;
  transition:.28s;
}
.step:hover{border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.step-num{
  width:36px;height:36px;border-radius:11px;display:grid;place-items:center;
  font-size:14px;font-weight:800;color:#07070D;
  background:linear-gradient(120deg,var(--volt),var(--plasma));
  margin-bottom:16px;
}
.step h3{font-size:16px;font-weight:700;margin-bottom:9px;line-height:1.4}
.step p{font-size:14px;color:var(--txt-soft);line-height:1.68}

/* Testimonials */
.review-list{display:flex;flex-direction:column;gap:16px}
.review{
  background:rgba(7,7,13,.66);
  border:1px solid rgba(148,163,184,.14);
  border-left:3px solid var(--volt);
  border-radius:var(--radius-md);
  padding:22px 24px;
  transition:.26s;
}
.review:hover{background:rgba(14,14,30,.9);border-left-color:var(--plasma)}
.review p{font-size:14.8px;color:var(--txt-soft);line-height:1.72;margin-bottom:14px}
.review-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.review-ava{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  font-size:13px;font-weight:800;color:#07070D;
  background:linear-gradient(140deg,#A3E635,#06B6D4);flex-shrink:0;
}
.review-meta strong{font-size:13.5px;font-weight:700;display:block}
.review-meta small{font-size:11.5px;color:var(--txt-dim)}
.stars{color:var(--gold);font-size:12px;letter-spacing:2px;margin-left:auto}
.aside-note{
  background:linear-gradient(160deg,rgba(6,182,212,.14),rgba(163,230,53,.07));
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  padding:26px;
}
.aside-note h3{font-size:18px;font-weight:800;margin-bottom:12px;line-height:1.4}
.aside-note p{font-size:14.5px;color:var(--txt-soft);line-height:1.72}
.aside-note .num{font-size:30px;font-weight:800;color:var(--volt);line-height:1.1;display:block}
.aside-note .num small{display:block;font-size:12px;color:var(--txt-dim);font-weight:500;letter-spacing:.6px;margin-top:4px}

/* Compare */
.compare{
  border:1px solid rgba(148,163,184,.16);
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:rgba(7,7,13,.66);
}
.compare-row{
  display:grid;grid-template-columns:1.1fr 1fr 1fr;gap:14px;
  padding:17px 24px;border-bottom:1px solid rgba(148,163,184,.11);
  font-size:14.2px;align-items:center;
}
.compare-row:last-child{border-bottom:none}
.compare-row.head{background:rgba(6,182,212,.07);font-weight:700;font-size:13px;letter-spacing:.4px;text-transform:uppercase;color:var(--txt-dim)}
.compare-row .crit{color:var(--txt-soft);font-weight:600}
.compare-row .win{color:var(--volt);font-weight:700;display:flex;align-items:center;gap:9px}
.compare-row .win i{font-size:12px}
.compare-row .mid{color:var(--txt-dim)}
.compare-row:hover:not(.head){background:rgba(14,14,30,.6)}

/* Trust / badges */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust{
  background:rgba(14,14,30,.6);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:24px 22px;
  transition:.28s;
}
.trust:hover{border-color:var(--line-strong);box-shadow:var(--shadow-glow)}
.trust i{font-size:22px;color:var(--plasma);display:block;margin-bottom:14px}
.trust h3{font-size:15.5px;font-weight:700;margin-bottom:9px}
.trust p{font-size:13.6px;color:var(--txt-soft);line-height:1.68}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  background:rgba(7,7,13,.66);
  border:1px solid rgba(148,163,184,.14);
  border-radius:var(--radius-md);
  overflow:hidden;
  transition:.26s;
}
.faq-item:hover{border-color:var(--line-strong)}
.faq-q{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:19px 22px;text-align:left;font-size:15.4px;font-weight:700;color:var(--txt);
  line-height:1.5;
}
.faq-q i{color:var(--volt);font-size:14px;flex-shrink:0;transition:transform .3s}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{padding:0 22px 20px;font-size:14.4px;color:var(--txt-soft);line-height:1.75}
.faq-item.open .faq-a{max-height:460px}

/* Final CTA */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,rgba(6,182,212,.16),rgba(163,230,53,.12));
  border:1px solid var(--line-strong);
  border-radius:var(--radius-lg);
  padding:44px 40px;
  display:grid;grid-template-columns:1.25fr .75fr;gap:36px;align-items:center;
}
.cta-band::after{
  content:'';position:absolute;right:-90px;top:-90px;width:300px;height:300px;border-radius:50%;
  background:radial-gradient(circle,rgba(163,230,53,.18),transparent 70%);
}
.cta-band h2{font-size:clamp(21px,2.6vw,30px);font-weight:800;line-height:1.32;margin-bottom:14px}
.cta-band p{font-size:15.2px;color:var(--txt-soft);line-height:1.72;margin-bottom:24px;max-width:620px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;position:relative;z-index:2}
.cta-side{position:relative;z-index:2;display:flex;flex-direction:column;gap:14px}
.cta-side-item{
  background:rgba(7,7,13,.72);
  border:1px solid rgba(148,163,184,.18);
  border-radius:var(--radius-md);
  padding:16px 18px;
  display:flex;align-items:center;gap:14px;
}
.cta-side-item i{font-size:19px;color:var(--volt);flex-shrink:0}
.cta-side-item b{display:block;font-size:14.5px;font-weight:700}
.cta-side-item small{font-size:12.4px;color:var(--txt-dim)}

/* Newsletter */
.news-wrap{
  background:rgba(14,14,30,.66);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:30px 32px;
  display:grid;grid-template-columns:1fr auto;gap:26px;align-items:center;
}
.news-wrap h3{font-size:19px;font-weight:800;margin-bottom:8px}
.news-wrap p{font-size:14.2px;color:var(--txt-soft);line-height:1.68;max-width:560px}
.news-form{display:flex;gap:10px;flex-wrap:wrap}
.news-form input{
  background:rgba(7,7,13,.9);
  border:1px solid rgba(148,163,184,.24);
  border-radius:999px;
  padding:13px 20px;color:var(--txt);font-size:14px;min-width:250px;
  transition:.24s;
}
.news-form input::placeholder{color:#64748B}
.news-form input:focus{border-color:var(--volt);box-shadow:0 0 0 3px rgba(163,230,53,.14)}
.news-form button{
  background:linear-gradient(120deg,var(--volt),var(--plasma));
  color:#07070D;font-weight:800;font-size:14px;
  padding:13px 26px;border-radius:999px;transition:.24s;
}
.news-form button:hover{transform:translateY(-2px);box-shadow:0 0 24px rgba(163,230,53,.5)}

/* ============ FOOTER ============ */
.site-footer{
  background:linear-gradient(180deg,rgba(7,7,13,.9),#05050A);
  border-top:1px solid rgba(163,230,53,.16);
  padding:58px 0 26px;
  margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;margin-bottom:40px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:14px;color:var(--txt-dim);line-height:1.72;max-width:400px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  border:1px solid rgba(148,163,184,.2);color:var(--txt-soft);font-size:15px;transition:.24s;
}
.footer-social a:hover{border-color:var(--volt);color:var(--volt);box-shadow:var(--shadow-glow)}
.footer-col h4{font-size:14px;font-weight:700;margin-bottom:16px;color:var(--txt)}
.footer-col a{display:block;font-size:13.8px;color:var(--txt-dim);padding:6px 0;transition:.22s}
.footer-col a:hover{color:var(--volt);transform:translateX(3px)}
.footer-bottom{
  border-top:1px solid rgba(148,163,184,.12);
  padding-top:22px;
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:13px;color:var(--txt-dim);
}
.age{
  display:inline-block;font-weight:800;font-size:11px;color:#07070D;
  background:var(--volt);border-radius:6px;padding:2px 7px;margin-right:6px;letter-spacing:.5px;
}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:104px;z-index:58;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.92),rgba(7,7,13,.92)),linear-gradient(135deg,#A3E635,#06B6D4);
  background-origin:border-box;
  background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  color:var(--volt);font-size:21px;
  animation:fabFloat 2.8s ease-in-out infinite;
  transition:transform .25s,box-shadow .25s,opacity .25s;
  opacity:.82;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 0 30px rgba(163,230,53,.65)}
.fab:active{transform:scale(.95) translateY(2px)}
.fab::after{
  content:'';position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:#F43F5E;box-shadow:0 0 0 2px rgba(7,7,13,.95);
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ============ STICKY CTA ============ */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:57;
  background:rgba(7,7,13,.94);
  backdrop-filter:blur(14px);
  border-top:1px solid rgba(163,230,53,.24);
  padding:12px 0;
}
.sticky-inner{display:flex;align-items:center;justify-content:space-between;gap:18px}
.sticky-text{display:flex;align-items:center;gap:12px;min-width:0}
.sticky-text i{color:var(--gold);font-size:17px;flex-shrink:0}
.sticky-text b{font-size:14.5px;font-weight:700;display:block}
.sticky-text small{font-size:12px;color:var(--txt-dim)}
.sticky-actions{display:flex;gap:12px;flex-shrink:0}
.sticky-actions .btn-primary{padding:11px 24px;font-size:14px}
.sticky-actions .btn-ghost{padding:10px 22px;font-size:14px}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .grid-4,.trust-grid,.steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .cta-band{grid-template-columns:1fr;padding:36px 28px}
  .sec-head.split{grid-template-columns:1fr;gap:16px;align-items:start}
  .news-wrap{grid-template-columns:1fr}
  .nav-menu{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(7,7,13,.98);
    border-bottom:1px solid var(--line-strong);
    padding:14px 20px 18px;
    box-shadow:0 18px 40px rgba(0,0,0,.6);
    display:none;
  }
  .nav-menu.open{display:flex}
  .nav-link{padding:12px 16px;border-radius:12px;font-size:15px}
  .menu-toggle{display:block}
  .nav-wrap{position:relative}
}
@media (max-width:768px){
  .grid-2,.grid-3,.grid-4,.trust-grid,.steps{grid-template-columns:1fr}
  .hero{padding-top:52px}
  .hero-stats{grid-template-columns:1fr;gap:10px}
  .section{padding:56px 0}
  .compare-row{grid-template-columns:1fr;gap:6px;padding:16px 18px}
  .compare-row.head{display:none}
  .compare-row .crit{font-size:12px;text-transform:uppercase;letter-spacing:1px;color:var(--txt-dim)}
  .countdown-inner{justify-content:center;text-align:center}
  .sticky-text{display:none}
  .sticky-inner{justify-content:center}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .news-wrap{padding:24px 20px}
  .news-form input{min-width:0;width:100%}
  .btn-login,.btn-signup{padding:8px 13px;font-size:12.5px}
  body{padding-bottom:78px}
}
@media (max-width:520px){
  .brand-text strong{font-size:13px}
  .brand-text span{font-size:9.5px;letter-spacing:1.4px}
  .brand-badge{width:38px;height:38px;font-size:17px}
  .hero h1{font-size:25px}
  .cd-unit{min-width:52px;padding:6px 9px}
  .cd-unit b{font-size:16px}
  .cta-band{padding:28px 20px}
  .card,.trust,.chan{padding:20px}
  .fab{width:50px;height:50px;font-size:19px;bottom:96px;left:12px}
}