/* roulang page: index */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b3a;
  --surface:#0f1c38;
  --surface-2:#112047;
  --line:rgba(96,165,250,.18);
  --line-strong:rgba(56,189,248,.42);
  --brand:#2563eb;
  --brand-2:#38bdf8;
  --accent:#22d3ee;
  --gold:#fbbf24;
  --gold-2:#fcd34d;
  --danger:#f43f5e;
  --ok:#34d399;
  --txt:#f8fafc;
  --txt-2:#cbd5e1;
  --txt-3:#94a3b8;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 45px -22px rgba(37,99,235,.55);
  --shadow-soft:0 10px 30px -18px rgba(2,6,23,.9);
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(37,99,235,.28),transparent 62%),
    radial-gradient(900px 520px at -10% 22%,rgba(34,211,238,.14),transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 45%,#04091b 100%);
  color:var(--txt);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--brand-2)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:64px 0;position:relative}
.section-tight{padding:44px 0}
.section-alt{background:linear-gradient(180deg,rgba(9,17,40,.72),rgba(4,9,27,.35));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);background:rgba(34,211,238,.09);
  border:1px solid rgba(34,211,238,.32);border-radius:999px;padding:6px 14px;
}
.sec-head{max-width:760px;margin-bottom:30px}
.sec-head h2{font-size:clamp(1.5rem,3vw,2.15rem);margin:14px 0 12px}
.sec-head p{color:var(--txt-3);font-size:15.5px}
.grad-text{background:linear-gradient(96deg,var(--brand-2),var(--accent) 55%,var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(4,9,25,.86);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-shell{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(140deg,var(--brand),var(--accent));
  display:grid;place-items:center;font-size:19px;color:#04102a;
  box-shadow:0 0 0 1px rgba(56,189,248,.55),0 8px 22px -10px rgba(56,189,248,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:14.5px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.brand-text span{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-3)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:14px}
.nav-menu a{
  font-size:13.5px;font-weight:600;color:var(--txt-2);
  padding:9px 13px;border-radius:9px;white-space:nowrap;
}
.nav-menu a:hover{background:rgba(56,189,248,.1);color:var(--txt)}
.nav-menu a.active{background:rgba(37,99,235,.24);color:#bfe4ff;box-shadow:inset 0 0 0 1px rgba(56,189,248,.35)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.btn-ghost{
  border:1px solid rgba(56,189,248,.45);background:transparent;color:#bfe4ff;
  border-radius:11px;padding:9px 17px;font-size:13.5px;font-weight:700;
}
.btn-ghost:hover{background:rgba(56,189,248,.12);border-color:var(--brand-2)}
.btn-solid{
  border:0;border-radius:11px;padding:10px 20px;font-size:13.5px;font-weight:800;
  background:linear-gradient(120deg,var(--brand),var(--accent));color:#04122c;
  box-shadow:0 10px 26px -12px rgba(56,189,248,.9);
}
.btn-solid:hover{transform:translateY(-1px);box-shadow:0 14px 30px -12px rgba(56,189,248,1)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;background:rgba(56,189,248,.1);
  border:1px solid var(--line);color:var(--txt);align-items:center;justify-content:center;
}
.mobile-menu{
  display:none;border-top:1px solid var(--line);
  background:rgba(4,9,25,.98);padding:14px 20px 20px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:11px 12px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--txt-2)}
.mobile-menu a:hover,.mobile-menu a.active{background:rgba(37,99,235,.22);color:#bfe4ff}
.mobile-menu .mm-cta{display:flex;gap:10px;margin-top:12px}
.mobile-menu .mm-cta a{flex:1;text-align:center;border:1px solid rgba(56,189,248,.45)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.3;filter:saturate(1.15)}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.72),rgba(3,7,18,.95) 70%,var(--bg-1))}
.hero-inner{position:relative;z-index:2;padding:66px 0 58px}
.hero-card{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:linear-gradient(155deg,rgba(15,28,56,.9),rgba(6,12,32,.86));
  padding:34px 30px;box-shadow:var(--shadow);
}
.hero h1{font-size:clamp(1.6rem,3.5vw,2.65rem);margin:16px 0 14px;font-weight:900}
.hero-lead{color:var(--txt-2);font-size:15.6px;max-width:820px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.btn-lgx{padding:14px 26px;font-size:14.5px;border-radius:13px}
.check-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-top:30px}
.check-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(9,18,41,.72);padding:15px 15px 14px;
}
.check-item i{color:var(--ok);font-size:16px}
.check-item b{display:block;font-size:13.6px;margin:9px 0 4px}
.check-item span{font-size:12.6px;color:var(--txt-3);line-height:1.5}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.hero-stats div b{display:block;font-size:1.35rem;font-weight:900;color:var(--gold-2)}
.hero-stats div span{font-size:12.4px;color:var(--txt-3)}

/* ===== Generic ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.panel{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(15,28,56,.75),rgba(6,12,32,.7));
  padding:24px;height:100%;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.panel:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.panel i.pi{font-size:22px;color:var(--brand-2)}
.panel h3{font-size:16.5px;margin:14px 0 9px}
.panel p{font-size:13.8px;color:var(--txt-3)}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:rgba(251,191,36,.13);
  color:var(--gold-2);border:1px solid rgba(251,191,36,.3);
}
.tag-blue{background:rgba(37,99,235,.16);color:#93c5fd;border-color:rgba(96,165,250,.36)}
.tag-green{background:rgba(52,211,153,.12);color:#6ee7b7;border-color:rgba(52,211,153,.32)}

/* ===== Entry matrix ===== */
.matrix-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.matrix-card{
  position:relative;overflow:hidden;border-radius:var(--radius-l);
  border:1px solid var(--line);min-height:230px;display:flex;flex-direction:column;
  justify-content:flex-end;padding:22px;
  background:linear-gradient(180deg,rgba(3,7,18,.25),rgba(3,7,18,.94));
}
.matrix-card .mc-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.42;transition:transform .5s ease,opacity .3s ease}
.matrix-card:hover .mc-bg{transform:scale(1.06);opacity:.55}
.matrix-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 30%,rgba(3,7,18,.92))}
.matrix-card .mc-body{position:relative;z-index:2}
.matrix-card h3{font-size:17px;margin:12px 0 8px}
.matrix-card p{font-size:13.6px;color:var(--txt-2)}
.matrix-card .mc-link{display:inline-flex;align-items:center;gap:7px;margin-top:14px;font-size:13px;font-weight:700;color:var(--accent)}

/* ===== List / post cards ===== */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.post-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(160deg,rgba(15,28,56,.72),rgba(6,12,32,.72));
  display:flex;flex-direction:column;height:100%;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:#081229}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:15.6px;line-height:1.45}
.post-body h3 a:hover{color:var(--brand-2)}
.post-body p{font-size:13.4px;color:var(--txt-3)}
.post-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:11.8px;color:var(--txt-3);margin-top:auto;padding-top:10px;border-top:1px dashed var(--line)}
.post-meta i{color:var(--brand-2);margin-right:4px}
.empty-note{color:var(--txt-3);font-size:14px;padding:18px;border:1px dashed var(--line);border-radius:var(--radius)}

/* ===== Feature rows ===== */
.hl-row{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:center}
.hl-media{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line)}
.hl-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hl-list{margin-top:18px;display:grid;gap:12px}
.hl-list li{display:flex;gap:11px;font-size:14px;color:var(--txt-2)}
.hl-list li i{color:var(--accent);margin-top:4px}

/* ===== Steps ===== */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.step{border:1px solid var(--line);border-radius:var(--radius);background:rgba(9,18,41,.6);padding:22px}
.step b.num{
  display:grid;place-items:center;width:36px;height:36px;border-radius:10px;
  background:linear-gradient(130deg,var(--brand),var(--accent));color:#04122c;font-weight:900;font-size:15px;
}
.step h3{font-size:15.4px;margin:14px 0 8px}
.step p{font-size:13.5px;color:var(--txt-3)}

/* ===== Data metrics ===== */
.metric-bar{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden}
.metric{background:rgba(7,14,34,.9);padding:26px 20px;text-align:left}
.metric b{display:block;font-size:1.7rem;font-weight:900;color:var(--gold-2)}
.metric span{font-size:12.6px;color:var(--txt-3);display:block;margin-top:6px}

/* ===== Reviews ===== */
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.review{border:1px solid var(--line);border-radius:var(--radius);background:rgba(9,18,41,.6);padding:22px}
.review .stars{color:var(--gold);font-size:13px;letter-spacing:2px}
.review p{font-size:14px;color:var(--txt-2);margin:12px 0 16px}
.review .who{display:flex;align-items:center;gap:11px}
.review .who span{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;font-weight:800;color:#04122c;background:linear-gradient(130deg,var(--brand-2),var(--accent));font-size:13px}
.review .who b{font-size:13.6px}
.review .who em{display:block;font-style:normal;font-size:11.8px;color:var(--txt-3)}

/* ===== Topic index ===== */
.topic-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.topic-item{display:flex;gap:14px;align-items:flex-start;border:1px solid var(--line);border-radius:var(--radius);padding:18px;background:rgba(9,18,41,.55);transition:border-color .2s ease,transform .2s ease}
.topic-item:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.topic-item i{color:var(--brand-2);font-size:18px;margin-top:3px}
.topic-item b{font-size:14.6px;display:block;margin-bottom:6px}
.topic-item span{font-size:13.2px;color:var(--txt-3)}

/* ===== CTA ===== */
.cta-band{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:linear-gradient(120deg,rgba(37,99,235,.28),rgba(34,211,238,.14) 55%,rgba(251,191,36,.14));
  padding:36px 32px;display:grid;grid-template-columns:1.35fr .65fr;gap:24px;align-items:center;
}
.cta-band h2{font-size:clamp(1.35rem,2.6vw,1.9rem);margin-bottom:12px}
.cta-band p{color:var(--txt-2);font-size:14.6px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}

/* ===== Contact ===== */
.contact-box{border:1px solid var(--line);border-radius:var(--radius-l);background:rgba(9,18,41,.62);padding:28px}
.form-row{display:grid;gap:14px}
.form-row label{font-size:12.6px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--txt-3)}
.form-row input,.form-row select,.form-row textarea{
  width:100%;background:rgba(4,9,25,.85);border:1px solid var(--line);
  border-radius:12px;padding:12px 14px;font-size:14px;color:var(--txt);
}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(56,189,248,.18);
}
.form-note{font-size:12.2px;color:var(--txt-3)}

/* ===== FAQ ===== */
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:rgba(9,18,41,.55);margin-bottom:12px;overflow:hidden}
.faq-item summary{cursor:pointer;padding:18px 20px;font-size:15px;font-weight:700;list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--brand-2);font-size:12px}
.faq-item[open] summary::after{content:"\f068"}
.faq-item p{padding:0 20px 20px;font-size:14px;color:var(--txt-2)}

/* ===== Footer ===== */
.site-footer{background:linear-gradient(180deg,rgba(4,9,25,.6),#02050f);border-top:1px solid var(--line);padding:52px 0 26px;margin-top:12px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:28px}
.footer-grid h4{font-size:13px;letter-spacing:.13em;text-transform:uppercase;color:var(--txt-3);margin-bottom:16px}
.footer-grid p{font-size:13.4px;color:var(--txt-3)}
.footer-grid li{margin-bottom:9px}
.footer-grid li a{font-size:13.6px;color:var(--txt-2)}
.footer-grid li a:hover{color:var(--brand-2)}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pay-badges span{
  font-size:11.6px;font-weight:700;padding:6px 11px;border-radius:8px;
  background:rgba(37,99,235,.14);border:1px solid var(--line);color:#bfdbfe;
}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:12.4px;color:var(--txt-3);
}
.footer-bottom .lic{display:flex;flex-wrap:wrap;gap:10px}
.footer-bottom .lic span{border:1px solid var(--line);border-radius:8px;padding:5px 10px}
.age-badge{display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;font-size:11.5px;font-weight:900;border:1.5px solid var(--danger);color:#fda4af}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:70;width:58px;height:58px;border-radius:18px;
  display:grid;place-items:center;font-size:22px;color:#eaf6ff;
  background:rgba(7,7,13,.82);backdrop-filter:blur(12px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,var(--accent),var(--brand));
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 22px rgba(34,211,238,.45);
  transition:transform .25s ease,box-shadow .25s ease;
}
.fab:hover{transform:scale(1.08);box-shadow:0 0 32px rgba(56,189,248,.7)}
.fab:active{transform:scale(.94)}
.fab .dot{position:absolute;top:8px;right:9px;width:10px;height:10px;border-radius:50%;background:var(--danger);box-shadow:0 0 0 3px rgba(7,7,13,.9)}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(34,211,238,.35)}50%{box-shadow:0 0 32px rgba(56,189,248,.75)}}
.fab{animation:fabPulse 3.4s ease-in-out infinite}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .check-strip,.steps,.metric-bar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-grid,.grid-3,.matrix-grid,.review-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hl-row,.cta-band{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-menu{display:none}
  .nav-toggle{display:flex}
}
@media (max-width:768px){
  .section{padding:50px 0}
  .hero-inner{padding:46px 0 42px}
  .hero-card{padding:26px 20px}
  .brand-text span{display:none}
}
@media (max-width:620px){
  .check-strip,.steps,.metric-bar,.grid-4,.post-grid,.grid-3,.matrix-grid,.review-grid,.topic-list,.footer-grid{grid-template-columns:1fr}
  .brand-text b{font-size:12.6px;white-space:normal;max-width:190px}
  .btn-ghost,.btn-solid{padding:9px 13px;font-size:12.6px}
  .hero-stats{gap:18px}
  .cta-band{padding:26px 20px}
  .fab{left:12px;bottom:84px;width:54px;height:54px}
}

/* roulang page: article */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b3a;
  --surface:#0f1c38;
  --surface-2:#112047;
  --line:rgba(96,165,250,.18);
  --line-strong:rgba(56,189,248,.42);
  --brand:#2563eb;
  --brand-2:#38bdf8;
  --accent:#22d3ee;
  --gold:#fbbf24;
  --gold-2:#fcd34d;
  --danger:#f43f5e;
  --ok:#34d399;
  --txt:#f8fafc;
  --txt-2:#cbd5e1;
  --txt-3:#94a3b8;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 45px -22px rgba(37,99,235,.55);
  --shadow-soft:0 10px 30px -18px rgba(2,6,23,.9);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(37,99,235,.28),transparent 62%),
    radial-gradient(900px 520px at -10% 22%,rgba(34,211,238,.14),transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 45%,#04091b 100%);
  color:var(--txt);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease,background .2s ease}
a:hover{color:var(--brand-2)}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{font-weight:800;line-height:1.25;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:64px 0;position:relative}
.section-tight{padding:44px 0}
.section-alt{background:linear-gradient(180deg,rgba(9,17,40,.72),rgba(4,9,27,.35));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);background:rgba(34,211,238,.09);
  border:1px solid rgba(34,211,238,.32);border-radius:999px;padding:6px 14px;
}
.section-head{max-width:760px}
.section-head h2{font-size:clamp(1.35rem,2.6vw,2rem);margin:14px 0 12px}
.section-head p{color:var(--txt-2);font-size:15.2px}
/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(4,9,25,.86);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-shell{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(140deg,var(--brand),var(--accent));
  display:grid;place-items:center;font-size:19px;color:#04102a;
  box-shadow:0 0 0 1px rgba(56,189,248,.55),0 8px 22px -10px rgba(56,189,248,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:14.5px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.brand-text span{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-3)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:14px}
.nav-menu a{
  font-size:13.5px;font-weight:600;color:var(--txt-2);
  padding:9px 13px;border-radius:9px;white-space:nowrap;
}
.nav-menu a:hover{background:rgba(56,189,248,.1);color:var(--txt)}
.nav-menu a.active{background:rgba(37,99,235,.24);color:#bfe4ff;box-shadow:inset 0 0 0 1px rgba(56,189,248,.35)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.btn-ghost{
  border:1px solid rgba(56,189,248,.45);background:transparent;color:#bfe4ff;
  border-radius:11px;padding:9px 17px;font-size:13.5px;font-weight:700;cursor:pointer;
}
.btn-ghost:hover{background:rgba(56,189,248,.12);border-color:var(--brand-2)}
.btn-solid{
  border:0;border-radius:11px;padding:10px 20px;font-size:13.5px;font-weight:800;cursor:pointer;
  background:linear-gradient(120deg,var(--brand),var(--accent));color:#04122c;
  box-shadow:0 10px 26px -12px rgba(56,189,248,.9);
}
.btn-solid:hover{transform:translateY(-1px);box-shadow:0 14px 30px -12px rgba(56,189,248,1);color:#04122c}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;background:rgba(56,189,248,.1);
  border:1px solid var(--line);color:var(--txt);align-items:center;justify-content:center;cursor:pointer;
}
.mobile-menu{
  display:none;border-top:1px solid var(--line);
  background:rgba(4,9,25,.98);padding:14px 20px 20px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:11px 12px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--txt-2)}
.mobile-menu a:hover,.mobile-menu a.active{background:rgba(37,99,235,.22);color:#bfe4ff}
.mobile-menu .mm-cta{display:flex;gap:10px;margin-top:12px}
.mobile-menu .mm-cta a{flex:1;text-align:center;border:1px solid rgba(56,189,248,.45)}
/* ===== Article Hero ===== */
.article-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.article-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.26;filter:saturate(1.12)}
.article-hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.7),rgba(4,9,27,.96) 72%,var(--bg-1))}
.article-hero-inner{position:relative;z-index:2;padding:52px 0 44px}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:12.8px;color:var(--txt-3);margin-bottom:16px}
.breadcrumb a{color:var(--txt-2)}
.breadcrumb a:hover{color:var(--brand-2)}
.breadcrumb i{font-size:9px;color:var(--txt-3)}
.article-hero h1{font-size:clamp(1.5rem,3.2vw,2.4rem);font-weight:900;margin:14px 0 16px;max-width:920px}
.article-meta{display:flex;flex-wrap:wrap;gap:14px 24px;align-items:center;color:var(--txt-3);font-size:13px}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--accent)}
.hero-thumbs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:26px}
.hero-thumbs img{border-radius:var(--radius);border:1px solid var(--line);width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
/* ===== Article layout ===== */
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:34px;align-items:start}
.article-body{
  border:1px solid var(--line);border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(15,28,56,.72),rgba(7,14,34,.62));
  padding:34px 32px;box-shadow:var(--shadow-soft);
}
.article-body h2{font-size:1.42rem;margin:30px 0 12px;color:#dff2ff}
.article-body h3{font-size:1.16rem;margin:24px 0 10px;color:#cfe7ff}
.article-body h2:first-child,.article-body h3:first-child{margin-top:0}
.article-body p{color:var(--txt-2);margin:0 0 16px;line-height:1.72}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:0}
.article-body ul li,.article-body ol li{position:relative;padding-left:26px;color:var(--txt-2);margin-bottom:10px;line-height:1.68}
.article-body ul li::before{content:"\f058";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--ok);position:absolute;left:0;top:2px;font-size:13px}
.article-body ol{counter-reset:idx}
.article-body ol li{counter-increment:idx}
.article-body ol li::before{content:counter(idx);position:absolute;left:0;top:2px;width:19px;height:19px;border-radius:6px;background:rgba(56,189,248,.16);color:var(--brand-2);font-size:11.5px;font-weight:800;display:grid;place-items:center}
.article-body a{color:var(--brand-2);text-decoration:underline;text-decoration-color:rgba(56,189,248,.4)}
.article-body a:hover{color:var(--accent)}
.article-body img{border-radius:var(--radius);border:1px solid var(--line);margin:8px 0 18px}
.article-body blockquote{
  margin:22px 0;padding:18px 20px;border-left:3px solid var(--brand-2);
  background:rgba(37,99,235,.12);border-radius:0 var(--radius-s) var(--radius-s) 0;color:var(--txt);
}
.article-body table{width:100%;border-collapse:collapse;margin:0 0 20px;font-size:14px}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 13px;text-align:left;color:var(--txt-2)}
.article-body th{background:rgba(37,99,235,.16);color:var(--txt);font-weight:700}
/* sidebar */
.side-card{
  border:1px solid var(--line);border-radius:var(--radius);background:rgba(9,18,41,.7);
  padding:20px;margin-bottom:18px;
}
.side-card h3{font-size:14.5px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.side-card h3 i{color:var(--accent)}
.side-list li{padding:11px 0;border-top:1px solid var(--line);display:flex;gap:11px;align-items:flex-start}
.side-list li:first-child{border-top:0;padding-top:0}
.side-list b{width:24px;height:24px;flex-shrink:0;border-radius:7px;background:rgba(56,189,248,.14);color:var(--brand-2);font-size:11.5px;font-weight:800;display:grid;place-items:center}
.side-list span{font-size:13.4px;color:var(--txt-2);line-height:1.5}
.side-cta{
  border:1px solid var(--line-strong);border-radius:var(--radius);
  background:linear-gradient(150deg,rgba(37,99,235,.28),rgba(34,211,238,.12));
  padding:22px;text-align:center;
}
.side-cta b{display:block;font-size:1.5rem;color:var(--gold-2);font-weight:900}
.side-cta p{font-size:13.2px;color:var(--txt-2);margin:8px 0 16px}
/* ===== info strip ===== */
.strip{
  border:1px solid var(--line);border-radius:var(--radius-l);
  background:linear-gradient(120deg,rgba(37,99,235,.22),rgba(6,12,32,.7));
  padding:24px 26px;display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between;
}
.strip-info{display:flex;flex-wrap:wrap;gap:26px}
.strip-info b{display:block;font-size:1.3rem;color:var(--gold-2);font-weight:900}
.strip-info span{font-size:12.4px;color:var(--txt-3)}
/* ===== cards ===== */
.card-x{
  border:1px solid var(--line);border-radius:var(--radius);background:rgba(9,18,41,.66);
  padding:22px;height:100%;transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.card-x:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow)}
.card-icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;font-size:18px;
  background:rgba(56,189,248,.13);color:var(--brand-2);border:1px solid var(--line);margin-bottom:14px;
}
.card-x h3{font-size:15.6px;margin-bottom:8px}
.card-x p{font-size:13.6px;color:var(--txt-3);line-height:1.6}
/* grid */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
/* ===== highlighted box ===== */
.hl-box{
  border:1px solid var(--line-strong);border-radius:var(--radius);
  background:linear-gradient(140deg,rgba(17,32,71,.85),rgba(6,12,32,.7));padding:24px;
}
.hl-box h3{font-size:16px;margin-bottom:12px;color:#dff2ff}
.hl-box ul li{position:relative;padding-left:24px;font-size:14px;color:var(--txt-2);margin-bottom:9px;line-height:1.6}
.hl-box ul li::before{content:"\f0da";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--brand-2);position:absolute;left:0;top:1px;font-size:12px}
/* steps */
.step-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.step-x{border:1px solid var(--line);border-radius:var(--radius);background:rgba(9,18,41,.62);padding:20px;position:relative}
.step-x b.no{position:absolute;top:-14px;left:20px;width:32px;height:32px;border-radius:10px;background:linear-gradient(130deg,var(--brand),var(--accent));color:#04122c;font-weight:900;font-size:14px;display:grid;place-items:center;box-shadow:0 8px 20px -10px rgba(56,189,248,.9)}
.step-x h3{font-size:14.6px;margin:14px 0 8px}
.step-x p{font-size:13.2px;color:var(--txt-3)}
/* ===== list rows (channel) ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.channel-card{
  display:block;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(15,28,56,.72),rgba(6,12,32,.6));
  padding:24px;transition:border-color .25s ease,transform .25s ease;
}
.channel-card:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.channel-card .cc-top{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.channel-card .cc-top i{color:var(--gold-2);font-size:20px}
.channel-card h3{font-size:15.4px}
.channel-card p{font-size:13.4px;color:var(--txt-3);line-height:1.6}
.channel-card .cc-more{display:inline-flex;align-items:center;gap:7px;margin-top:14px;font-size:13px;font-weight:700;color:var(--brand-2)}
/* ===== faq ===== */
.faq-list{display:grid;gap:14px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:rgba(9,18,41,.6);overflow:hidden}
.faq-q{
  width:100%;text-align:left;background:transparent;border:0;cursor:pointer;
  padding:18px 20px;font-size:15px;font-weight:700;color:var(--txt);
  display:flex;justify-content:space-between;align-items:center;gap:14px;
}
.faq-q i{color:var(--brand-2);transition:transform .25s ease;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 20px}
.faq-item.open .faq-a{max-height:420px;padding-bottom:18px}
.faq-a p{font-size:14px;color:var(--txt-2);line-height:1.68}
/* ===== CTA ===== */
.cta-band{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:
    radial-gradient(600px 260px at 88% 12%,rgba(34,211,238,.2),transparent 66%),
    linear-gradient(120deg,rgba(37,99,235,.34),rgba(6,12,32,.82));
  padding:32px 30px;display:flex;flex-wrap:wrap;gap:22px;align-items:center;justify-content:space-between;
}
.cta-band h2{font-size:clamp(1.2rem,2.3vw,1.7rem);margin-bottom:8px}
.cta-band p{font-size:14px;color:var(--txt-2);max-width:640px}
.cta-band .btns{display:flex;flex-wrap:wrap;gap:12px}
/* ===== missing ===== */
.missing-box{
  border:1px dashed var(--line-strong);border-radius:var(--radius-l);
  background:rgba(9,18,41,.6);padding:44px 30px;text-align:center;
}
.missing-box i{font-size:34px;color:var(--gold-2);margin-bottom:14px;display:block}
.missing-box h2{font-size:1.4rem;margin-bottom:10px}
.missing-box p{color:var(--txt-3);font-size:14px;margin-bottom:20px}
/* ===== footer ===== */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(4,9,25,.6),rgba(2,5,16,.95));padding:52px 0 26px;margin-top:8px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:30px}
.footer-grid h4{font-size:13.5px;letter-spacing:.05em;text-transform:uppercase;color:#bfe4ff;margin-bottom:14px}
.footer-grid p{font-size:13.2px;color:var(--txt-3);line-height:1.65}
.footer-grid ul li{margin-bottom:9px}
.footer-grid ul a{font-size:13.4px;color:var(--txt-2)}
.footer-grid ul a:hover{color:var(--brand-2)}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pay-badges span{font-size:11.3px;font-weight:700;color:#cfd8e6;border:1px solid var(--line);border-radius:8px;padding:5px 10px;background:rgba(56,189,248,.07)}
.age-badge{width:42px;height:42px;flex-shrink:0;border-radius:12px;border:1px solid rgba(251,191,36,.5);color:var(--gold-2);font-weight:900;font-size:14px;display:grid;place-items:center;background:rgba(251,191,36,.1)}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  border-top:1px solid var(--line);margin-top:34px;padding-top:20px;font-size:12.6px;color:var(--txt-3);
}
.footer-bottom .lic{display:flex;flex-wrap:wrap;gap:18px}
.footer-bottom .lic span{display:inline-flex;align-items:center;gap:7px}
.footer-bottom .lic span::before{content:"\f058";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--ok);font-size:11px}
/* ===== FAB ===== */
.fab-x{
  position:fixed;left:16px;bottom:96px;z-index:50;width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;font-size:22px;color:#04122c;
  background:linear-gradient(140deg,var(--brand),var(--accent));
  border:1px solid rgba(56,189,248,.7);
  box-shadow:0 0 22px rgba(34,211,238,.5);
  opacity:.82;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab-x:hover{transform:scale(1.1);opacity:1;box-shadow:0 0 30px rgba(34,211,238,.8);color:#04122c}
.fab-x::after{content:"";position:absolute;top:8px;right:8px;width:11px;height:11px;border-radius:50%;background:var(--danger);box-shadow:0 0 0 2px #fff}
/* ===== responsive ===== */
@media (max-width:1024px){
  .article-wrap{grid-template-columns:minmax(0,1fr)}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:860px){
  .nav-menu{display:none}
  .nav-right .btn-ghost,.nav-right .btn-solid{display:none}
  .nav-toggle{display:flex}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .grid-3,.grid-2{grid-template-columns:minmax(0,1fr)}
  .article-body{padding:26px 20px}
  .hero-thumbs{grid-template-columns:minmax(0,1fr)}
  .strip{padding:20px}
}
@media (max-width:520px){
  .grid-4,.step-row,.channel-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .brand-text b{font-size:12.6px;white-space:normal}
  .article-hero-inner{padding:38px 0 34px}
  .cta-band{padding:24px 20px}
  .fab-x{width:50px;height:50px;font-size:19px;bottom:84px}
}

/* roulang page: category1 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b3a;
  --surface:#0f1c38;
  --surface-2:#112047;
  --line:rgba(96,165,250,.18);
  --line-strong:rgba(56,189,248,.42);
  --brand:#2563eb;
  --brand-2:#38bdf8;
  --accent:#22d3ee;
  --gold:#fbbf24;
  --gold-2:#fcd34d;
  --danger:#f43f5e;
  --ok:#34d399;
  --txt:#f8fafc;
  --txt-2:#cbd5e1;
  --txt-3:#94a3b8;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 45px -22px rgba(37,99,235,.55);
  --shadow-soft:0 10px 30px -18px rgba(2,6,23,.9);
  --container:1200px;
}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(37,99,235,.28),transparent 62%),
    radial-gradient(900px 520px at -10% 22%,rgba(34,211,238,.14),transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 45%,#04091b 100%);
  color:var(--txt);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--brand-2)}
button,input,select,textarea{font:inherit;color:inherit}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:64px 0;position:relative}
.section-tight{padding:44px 0}
.section-alt{background:linear-gradient(180deg,rgba(9,17,40,.72),rgba(4,9,27,.35));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);background:rgba(34,211,238,.09);
  border:1px solid rgba(34,211,238,.32);border-radius:999px;padding:6px 14px;
}
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(4,9,25,.86);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-shell{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(140deg,var(--brand),var(--accent));
  display:grid;place-items:center;font-size:19px;color:#04102a;
  box-shadow:0 0 0 1px rgba(56,189,248,.55),0 8px 22px -10px rgba(56,189,248,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:14.5px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.brand-text span{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-3)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:14px}
.nav-menu a{
  font-size:13.5px;font-weight:600;color:var(--txt-2);
  padding:9px 13px;border-radius:9px;white-space:nowrap;
}
.nav-menu a:hover{background:rgba(56,189,248,.1);color:var(--txt)}
.nav-menu a.active{background:rgba(37,99,235,.24);color:#bfe4ff;box-shadow:inset 0 0 0 1px rgba(56,189,248,.35)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.btn-ghost{
  border:1px solid rgba(56,189,248,.45);background:transparent;color:#bfe4ff;
  border-radius:11px;padding:9px 17px;font-size:13.5px;font-weight:700;
}
.btn-ghost:hover{background:rgba(56,189,248,.12);border-color:var(--brand-2)}
.btn-solid{
  border:0;border-radius:11px;padding:10px 20px;font-size:13.5px;font-weight:800;
  background:linear-gradient(120deg,var(--brand),var(--accent));color:#04122c;
  box-shadow:0 10px 26px -12px rgba(56,189,248,.9);
}
.btn-solid:hover{transform:translateY(-1px);box-shadow:0 14px 30px -12px rgba(56,189,248,1)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;background:rgba(56,189,248,.1);
  border:1px solid var(--line);color:var(--txt);align-items:center;justify-content:center;
}
.mobile-menu{
  display:none;border-top:1px solid var(--line);
  background:rgba(4,9,25,.98);padding:14px 20px 20px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:11px 12px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--txt-2)}
.mobile-menu a:hover,.mobile-menu a.active{background:rgba(37,99,235,.22);color:#bfe4ff}
.mobile-menu .mm-cta{display:flex;gap:10px;margin-top:12px}
.mobile-menu .mm-cta a{flex:1;text-align:center;border:1px solid rgba(56,189,248,.45)}
/* HERO */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.cat-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.26;filter:saturate(1.1)}
.cat-hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(200deg,rgba(3,7,18,.72),rgba(3,7,18,.96) 68%,var(--bg-1))}
.cat-hero-inner{position:relative;z-index:2;padding:56px 0 52px}
.cat-stack{display:grid;grid-template-columns:1.55fr 1fr;gap:22px;align-items:start}
.hero-main{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:linear-gradient(150deg,rgba(15,28,56,.92),rgba(6,12,32,.88));
  padding:32px 30px;box-shadow:var(--shadow);
}
.hero-main h1{font-size:clamp(1.5rem,3.2vw,2.4rem);font-weight:900;margin:14px 0 12px;line-height:1.25}
.hero-main p{color:var(--txt-2);font-size:15.4px;margin:0 0 18px}
.hero-side{display:flex;flex-direction:column;gap:16px}
.side-card{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(17,32,71,.78),rgba(6,12,32,.82));
  padding:18px 18px 16px;
}
.side-card:nth-child(2){margin-left:22px;border-color:rgba(251,191,36,.3)}
.side-card .ic{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.3);color:var(--accent);font-size:16px;
}
.side-card:nth-child(2) .ic{background:rgba(251,191,36,.13);border-color:rgba(251,191,36,.32);color:var(--gold-2)}
.side-card b{display:block;font-size:14.4px;margin:11px 0 5px}
.side-card span{font-size:12.8px;color:var(--txt-3);line-height:1.55}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
.btn-lgx{padding:14px 26px;font-size:14.5px;border-radius:13px}
.hero-stats{display:flex;flex-wrap:wrap;gap:28px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
.hero-stats div b{display:block;font-size:1.3rem;font-weight:900;color:var(--gold-2)}
.hero-stats div span{font-size:12.4px;color:var(--txt-3)}
/* BREADCRUMB */
.crumb{font-size:12.6px;color:var(--txt-3);padding:14px 0 0;position:relative;z-index:2}
.crumb a{color:var(--txt-3)}
.crumb a:hover{color:var(--brand-2)}
.crumb i{font-size:9px;margin:0 7px;opacity:.6}
/* GENERIC */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.sec-head{max-width:760px;margin-bottom:34px}
.sec-head h2{font-size:clamp(1.35rem,2.6vw,2rem);font-weight:900;margin:14px 0 10px;line-height:1.3}
.sec-head p{color:var(--txt-2);font-size:14.8px;margin:0}
.sec-head.left{margin-left:0}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:rgba(251,191,36,.13);
  color:var(--gold-2);border:1px solid rgba(251,191,36,.3);
}
.tag-bl{background:rgba(56,189,248,.12);color:#bfe4ff;border-color:rgba(56,189,248,.32)}
/* PAIN */
.pain-item{
  border-left:3px solid var(--danger);border-radius:0 var(--radius-s) var(--radius-s) 0;
  background:linear-gradient(90deg,rgba(244,63,94,.1),rgba(244,63,94,.02));
  padding:16px 18px;
}
.pain-item b{display:block;font-size:14.6px;margin-bottom:6px}
.pain-item p{margin:0;font-size:13.6px;color:var(--txt-3);line-height:1.58}
/* SOLUTION */
.sol-card{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(15,28,56,.85),rgba(6,12,32,.8));
  padding:22px 20px;height:100%;
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.sol-card:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow-soft)}
.sol-card .ic{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(37,99,235,.3),rgba(34,211,238,.16));
  border:1px solid var(--line-strong);color:var(--accent);font-size:18px;
}
.sol-card h3{font-size:15.6px;font-weight:800;margin:14px 0 8px}
.sol-card p{margin:0;font-size:13.4px;color:var(--txt-3);line-height:1.58}
/* GAMES */
.game-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(170deg,rgba(17,32,71,.72),rgba(6,12,32,.86));
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
  height:100%;
}
.game-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow)}
.game-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.game-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.game-card:hover .game-thumb img{transform:scale(1.06)}
.game-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.05),rgba(3,7,18,.78))}
.game-badge{
  position:absolute;top:10px;left:10px;z-index:2;
  font-size:10.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  padding:4px 9px;border-radius:6px;background:rgba(244,63,94,.9);color:#fff;
}
.game-body{padding:15px 16px 17px}
.game-body b{display:block;font-size:14.6px;margin-bottom:6px}
.game-body p{margin:0 0 10px;font-size:12.8px;color:var(--txt-3);line-height:1.55}
.meta-row{display:flex;flex-wrap:wrap;gap:8px}
.meta-row span{
  font-size:11.4px;font-weight:600;color:var(--txt-2);
  background:rgba(56,189,248,.1);border:1px solid var(--line);
  border-radius:7px;padding:3px 9px;
}
/* STEPS */
.step-item{display:flex;gap:16px;padding:18px 0;border-bottom:1px dashed var(--line)}
.step-item:last-child{border-bottom:0}
.step-num{
  flex-shrink:0;width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--brand),var(--accent));color:#04122c;
  font-weight:900;font-size:16px;
}
.step-item b{display:block;font-size:14.8px;margin-bottom:5px}
.step-item p{margin:0;font-size:13.4px;color:var(--txt-3)}
/* METRICS */
.metric{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(9,18,41,.7);padding:20px 18px;text-align:left;
}
.metric b{display:block;font-size:1.7rem;font-weight:900;color:var(--gold-2);line-height:1.1}
.metric span{font-size:12.6px;color:var(--txt-3);display:block;margin-top:6px}
/* QUOTE */
.quote{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(15,28,56,.8),rgba(6,12,32,.82));
  padding:22px 20px;height:100%;
}
.quote i.fa-quote-left{color:var(--accent);font-size:18px;opacity:.7}
.quote p{font-size:13.8px;color:var(--txt-2);margin:12px 0 16px;line-height:1.62}
.quote .who{display:flex;align-items:center;gap:11px}
.quote .who img{width:42px;height:42px;border-radius:50%;object-fit:cover;border:1px solid var(--line-strong)}
.quote .who b{display:block;font-size:13.6px}
.quote .who span{font-size:11.8px;color:var(--txt-3)}
/* CAT MATRIX */
.cat-link{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(120deg,rgba(17,32,71,.7),rgba(6,12,32,.8));
  padding:18px 20px;transition:border-color .25s ease,transform .25s ease;
}
.cat-link:hover{border-color:var(--line-strong);transform:translateX(4px)}
.cat-link b{display:block;font-size:15px;margin-bottom:4px}
.cat-link span{font-size:12.8px;color:var(--txt-3)}
.cat-link .arrow{color:var(--accent);font-size:16px;flex-shrink:0}
/* FAQ */
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-s);
  background:rgba(9,18,41,.6);margin-bottom:12px;overflow:hidden;
}
.faq-q{
  width:100%;text-align:left;background:transparent;border:0;
  padding:17px 18px;font-size:14.6px;font-weight:700;color:var(--txt);
  display:flex;align-items:center;justify-content:space-between;gap:14px;cursor:pointer;
}
.faq-q i{color:var(--accent);transition:transform .25s ease;font-size:13px}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.open .faq-a{max-height:520px}
.faq-a p{margin:0;padding:0 18px 18px;font-size:13.6px;color:var(--txt-3);line-height:1.62}
/* NEWS */
.news-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(170deg,rgba(15,28,56,.72),rgba(6,12,32,.86));
  height:100%;transition:border-color .25s ease,transform .25s ease;
}
.news-card:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.news-thumb{aspect-ratio:16/9;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{padding:16px}
.news-body .cat{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent)}
.news-body b{display:block;font-size:14.4px;margin:8px 0 7px;line-height:1.42}
.news-body p{margin:0;font-size:12.8px;color:var(--txt-3);line-height:1.55}
.news-body .time{display:block;font-size:11.6px;color:var(--txt-3);margin-top:10px;opacity:.8}
/* CTA */
.cta-band{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:
    radial-gradient(700px 300px at 88% 0%,rgba(34,211,238,.2),transparent 60%),
    linear-gradient(150deg,rgba(17,32,71,.94),rgba(6,12,32,.92));
  padding:40px 34px;text-align:center;box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(1.35rem,2.6vw,2.05rem);font-weight:900;margin:14px 0 12px}
.cta-band p{max-width:680px;margin:0 auto 22px;color:var(--txt-2);font-size:14.8px}
/* FOOTER */
.site-footer{
  margin-top:20px;border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(3,7,18,.4),rgba(2,5,14,.95));
  padding:56px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1.1fr;gap:32px}
.footer-grid h4{font-size:13.5px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--txt-2);margin:0 0 15px}
.footer-grid p{font-size:13.2px;color:var(--txt-3);line-height:1.62;margin:0 0 14px}
.footer-grid ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.footer-grid ul a{font-size:13.2px;color:var(--txt-3)}
.footer-grid ul a:hover{color:var(--brand-2)}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px}
.pay-badges span{
  font-size:11.2px;font-weight:600;color:var(--txt-2);
  border:1px solid var(--line);border-radius:7px;padding:4px 10px;background:rgba(56,189,248,.06);
}
.age-badge{
  flex-shrink:0;width:40px;height:40px;border-radius:11px;display:grid;place-items:center;
  font-size:12.6px;font-weight:900;color:var(--gold-2);
  border:1px solid rgba(251,191,36,.42);background:rgba(251,191,36,.08);
}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  font-size:12.4px;color:var(--txt-3);
}
.lic{display:flex;flex-wrap:wrap;gap:16px}
.lic span{display:inline-flex;align-items:center;gap:6px}
.lic span::before{content:"\f058";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--ok);font-size:11px}
/* 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,.82);backdrop-filter:blur(12px);
  border:2px solid transparent;color:var(--accent);font-size:20px;
  background-image:linear-gradient(rgba(7,7,13,.82),rgba(7,7,13,.82)),
    linear-gradient(135deg,var(--accent),var(--brand));
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(34,211,238,.45);opacity:.78;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 0 28px rgba(34,211,238,.7)}
.fab .dot{
  position:absolute;top:4px;right:4px;width:11px;height:11px;border-radius:50%;
  background:var(--danger);box-shadow:0 0 0 2px rgba(7,7,13,.9);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
@media (max-width:1024px){
  .nav-menu{display:none}
  .nav-toggle{display:flex}
  .cat-stack{grid-template-columns:1fr}
  .side-card:nth-child(2){margin-left:0}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  .section{padding:48px 0}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .hero-main{padding:26px 22px}
  .cta-band{padding:32px 22px}
  .nav-right .btn-ghost{display:none}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .brand-text span{display:none}
  .grid-4{grid-template-columns:1fr}
  .hero-stats{gap:18px}
  .nav-right .btn-solid{padding:9px 14px;font-size:12.6px}
}

/* roulang page: category2 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b3a;
  --surface:#0f1c38;
  --surface-2:#112047;
  --line:rgba(96,165,250,.18);
  --line-strong:rgba(56,189,248,.42);
  --brand:#2563eb;
  --brand-2:#38bdf8;
  --accent:#22d3ee;
  --gold:#fbbf24;
  --gold-2:#fcd34d;
  --danger:#f43f5e;
  --ok:#34d399;
  --txt:#f8fafc;
  --txt-2:#cbd5e1;
  --txt-3:#94a3b8;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 45px -22px rgba(37,99,235,.55);
  --shadow-soft:0 10px 30px -18px rgba(2,6,23,.9);
  --container:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(37,99,235,.28),transparent 62%),
    radial-gradient(900px 520px at -10% 22%,rgba(34,211,238,.14),transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 45%,#04091b 100%);
  color:var(--txt);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--brand-2)}
button,input,select,textarea{font:inherit;color:inherit}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:64px 0;position:relative}
.section-tight{padding:44px 0}
.section-alt{background:linear-gradient(180deg,rgba(9,17,40,.72),rgba(4,9,27,.35));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);background:rgba(34,211,238,.09);
  border:1px solid rgba(34,211,238,.32);border-radius:999px;padding:6px 14px;
}
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(4,9,25,.86);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-shell{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(140deg,var(--brand),var(--accent));
  display:grid;place-items:center;font-size:19px;color:#04102a;
  box-shadow:0 0 0 1px rgba(56,189,248,.55),0 8px 22px -10px rgba(56,189,248,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:14.5px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.brand-text span{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-3)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:14px}
.nav-menu a{
  font-size:13.5px;font-weight:600;color:var(--txt-2);
  padding:9px 13px;border-radius:9px;white-space:nowrap;
}
.nav-menu a:hover{background:rgba(56,189,248,.1);color:var(--txt)}
.nav-menu a.active{background:rgba(37,99,235,.24);color:#bfe4ff;box-shadow:inset 0 0 0 1px rgba(56,189,248,.35)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.btn-ghost{
  border:1px solid rgba(56,189,248,.45);background:transparent;color:#bfe4ff;
  border-radius:11px;padding:9px 17px;font-size:13.5px;font-weight:700;
}
.btn-ghost:hover{background:rgba(56,189,248,.12);border-color:var(--brand-2)}
.btn-solid{
  border:0;border-radius:11px;padding:10px 20px;font-size:13.5px;font-weight:800;
  background:linear-gradient(120deg,var(--brand),var(--accent));color:#04122c;
  box-shadow:0 10px 26px -12px rgba(56,189,248,.9);
}
.btn-solid:hover{transform:translateY(-1px);box-shadow:0 14px 30px -12px rgba(56,189,248,1)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;background:rgba(56,189,248,.1);
  border:1px solid var(--line);color:var(--txt);align-items:center;justify-content:center;
}
.mobile-menu{
  display:none;border-top:1px solid var(--line);
  background:rgba(4,9,25,.98);padding:14px 20px 20px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:11px 12px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--txt-2)}
.mobile-menu a:hover,.mobile-menu a.active{background:rgba(37,99,235,.22);color:#bfe4ff}
.mobile-menu .mm-cta{display:flex;gap:10px;margin-top:12px}
.mobile-menu .mm-cta a{flex:1;text-align:center;border:1px solid rgba(56,189,248,.45)}
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.cat-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.28;filter:saturate(1.1)}
.cat-hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.74),rgba(3,7,18,.95) 72%,var(--bg-1))}
.cat-hero-inner{position:relative;z-index:2;padding:60px 0 54px}
.cat-stack{display:grid;grid-template-columns:1.5fr 1fr;gap:22px;align-items:stretch}
.cat-main{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:linear-gradient(155deg,rgba(15,28,56,.92),rgba(6,12,32,.88));
  padding:32px 30px;box-shadow:var(--shadow);
}
.cat-main h1{font-size:clamp(1.55rem,3.3vw,2.45rem);font-weight:900;margin:16px 0 14px;line-height:1.2}
.cat-main p{color:var(--txt-2);font-size:15.4px;margin:0 0 12px}
.cat-side{display:flex;flex-direction:column;gap:18px}
.cat-side-card{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(9,18,41,.78);padding:18px 18px 16px;flex:1;
  display:flex;flex-direction:column;justify-content:center;
}
.cat-side-card i{color:var(--accent);font-size:20px}
.cat-side-card b{display:block;font-size:15px;margin:10px 0 5px;font-weight:800}
.cat-side-card span{font-size:13px;color:var(--txt-3);line-height:1.55}
.cat-side-card.gold i{color:var(--gold-2)}
.cat-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.btn-lgx{padding:14px 26px;font-size:14.5px;border-radius:13px}
.btn-outline-gold{
  border:1px solid rgba(251,191,36,.5);background:rgba(251,191,36,.08);
  color:var(--gold-2);border-radius:13px;padding:14px 24px;font-size:14.5px;font-weight:700;
}
.btn-outline-gold:hover{background:rgba(251,191,36,.16);border-color:var(--gold-2);color:var(--gold-2)}
.hero-metrics{display:flex;flex-wrap:wrap;gap:24px;margin-top:24px;padding-top:20px;border-top:1px solid var(--line)}
.hero-metrics div b{display:block;font-size:1.3rem;font-weight:900;color:var(--gold-2)}
.hero-metrics div span{font-size:12.3px;color:var(--txt-3)}
.section-head{max-width:780px;margin-bottom:28px}
.section-head h2{font-size:clamp(1.3rem,2.6vw,1.95rem);font-weight:900;margin:14px 0 10px;line-height:1.25}
.section-head p{color:var(--txt-3);font-size:14.6px;margin:0}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:rgba(251,191,36,.13);
  color:var(--gold-2);border:1px solid rgba(251,191,36,.3);
}
.tag.bl{background:rgba(56,189,248,.12);color:#bfe4ff;border-color:rgba(56,189,248,.34)}
.tag.ok{background:rgba(52,211,153,.13);color:#86efac;border-color:rgba(52,211,153,.34)}
.tag.dg{background:rgba(244,63,94,.13);color:#fda4af;border-color:rgba(244,63,94,.32)}
.feature-card{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(13,27,58,.9),rgba(7,14,34,.8));
  padding:24px 22px;height:100%;transition:transform .24s ease,box-shadow .24s ease,border-color .24s ease;
}
.feature-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-soft)}
.feature-card .fc-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(37,99,235,.35),rgba(34,211,238,.22));
  border:1px solid var(--line-strong);color:var(--accent);font-size:19px;
}
.feature-card h3{font-size:16.6px;font-weight:800;margin:16px 0 9px}
.feature-card p{font-size:13.9px;color:var(--txt-3);margin:0 0 12px;line-height:1.62}
.feature-card ul{margin:0;padding:0;list-style:none}
.feature-card ul li{font-size:13.4px;color:var(--txt-2);padding-left:20px;position:relative;margin-bottom:7px}
.feature-card ul li::before{content:"\f058";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:1px;font-size:11.5px;color:var(--ok)}
.room-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.room-card{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);background:var(--surface);
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.room-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.room-card img{width:100%;height:158px;object-fit:cover}
.room-card .rc-body{padding:16px 16px 18px}
.room-card h4{font-size:15px;font-weight:800;margin:10px 0 7px}
.room-card p{font-size:12.9px;color:var(--txt-3);margin:0 0 12px;line-height:1.55}
.room-meta{display:flex;flex-wrap:wrap;gap:8px;font-size:11.6px;color:var(--txt-3)}
.room-meta span{background:rgba(56,189,248,.1);border:1px solid var(--line);border-radius:999px;padding:3px 10px}
.step-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:step}
.step-item{
  position:relative;border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(9,18,41,.7);padding:24px 20px 20px;
}
.step-item::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;top:-14px;left:20px;font-size:13px;font-weight:900;
  background:linear-gradient(120deg,var(--brand),var(--accent));color:#04122c;
  border-radius:9px;padding:4px 11px;letter-spacing:.04em;
  box-shadow:0 8px 20px -10px rgba(56,189,248,.9);
}
.step-item b{display:block;font-size:14.6px;margin:12px 0 7px;font-weight:800}
.step-item span{font-size:13px;color:var(--txt-3);line-height:1.55}
.check-band{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:linear-gradient(150deg,rgba(15,28,56,.85),rgba(6,12,32,.8));
  padding:26px 26px;
}
.band-item i{font-size:20px;color:var(--gold-2)}
.band-item b{display:block;font-size:15px;margin:11px 0 6px}
.band-item span{font-size:13.1px;color:var(--txt-3);line-height:1.55}
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(9,18,41,.7);overflow:hidden;
}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 20px;font-size:15px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--accent);font-size:14px;transition:transform .2s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{margin:0;padding:0 20px 20px;font-size:13.8px;color:var(--txt-3);line-height:1.62}
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:rgba(9,18,41,.7);display:flex;flex-direction:column;
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-soft)}
.news-card img{width:100%;height:150px;object-fit:cover}
.news-card .nc-body{padding:16px 18px 20px;display:flex;flex-direction:column;flex:1}
.news-card h3{font-size:15px;font-weight:800;margin:10px 0 8px;line-height:1.4}
.news-card p{font-size:13px;color:var(--txt-3);margin:0 0 14px;flex:1;line-height:1.58}
.news-meta{display:flex;align-items:center;gap:10px;font-size:11.8px;color:var(--txt-3)}
.news-empty{
  grid-column:1/-1;border:1px dashed var(--line-strong);border-radius:var(--radius);
  padding:40px 24px;text-align:center;color:var(--txt-3);font-size:14px;
}
.cta-band{
  border:1px solid rgba(251,191,36,.32);border-radius:var(--radius-l);
  background:linear-gradient(140deg,rgba(251,191,36,.1),rgba(37,99,235,.14));
  padding:34px 32px;display:grid;grid-template-columns:1.4fr 1fr;gap:26px;align-items:center;
}
.cta-band h2{font-size:clamp(1.25rem,2.4vw,1.8rem);font-weight:900;margin:12px 0 10px}
.cta-band p{color:var(--txt-2);font-size:14.4px;margin:0}
.cta-band .cb-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(4,9,25,.6),rgba(2,5,15,.96));padding:52px 0 26px;margin-top:12px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:30px}
.site-footer p{font-size:13.2px;color:var(--txt-3);line-height:1.62}
.site-footer h4{font-size:13.6px;font-weight:800;margin:0 0 14px;letter-spacing:.02em}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer ul li{margin-bottom:9px}
.site-footer ul li a{font-size:13.2px;color:var(--txt-3)}
.site-footer ul li a:hover{color:var(--brand-2)}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.pay-badges span{
  font-size:11.4px;font-weight:700;color:var(--txt-2);
  border:1px solid var(--line);border-radius:999px;padding:5px 12px;background:rgba(56,189,248,.07);
}
.age-badge{
  display:inline-grid;place-items:center;min-width:44px;height:44px;border-radius:12px;
  border:1.5px solid rgba(244,63,94,.55);color:#fda4af;font-weight:900;font-size:14px;
  background:rgba(244,63,94,.09);
}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line);
  font-size:12.3px;color:var(--txt-3);
}
.footer-bottom .lic{display:flex;flex-wrap:wrap;gap:14px}
.footer-bottom .lic span{color:var(--txt-3)}
.fab-support{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-size:21px;color:#04122c;
  background:linear-gradient(140deg,var(--gold-2),var(--gold));
  border:2px solid rgba(253,230,138,.9);
  box-shadow:0 8px 26px -8px rgba(251,191,36,.75);
  opacity:.86;transition:transform .24s ease,opacity .24s ease;
}
.fab-support:hover{transform:scale(1.08);opacity:1;color:#04122c}
.fab-support::after{
  content:"";position:absolute;top:-2px;right:-2px;width:13px;height:13px;border-radius:50%;
  background:#e11d48;box-shadow:0 0 0 2px rgba(255,255,255,.85);
}
@media (max-width:1024px){
  .cat-stack{grid-template-columns:1fr}
  .cat-side{flex-direction:row}
  .grid-3,.news-grid,.room-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-4,.step-flow{grid-template-columns:repeat(2,minmax(0,1fr))}
  .check-band{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr}
  .cta-band .cb-actions{justify-content:flex-start}
  .nav-menu{display:none}
  .nav-toggle{display:flex}
}
@media (max-width:768px){
  .grid-3,.grid-2,.news-grid,.room-grid,.grid-4,.step-flow{grid-template-columns:1fr}
  .check-band{grid-template-columns:1fr}
  .cat-side{flex-direction:column}
  .brand-text b{font-size:13px;white-space:normal}
  .brand-text span{font-size:9.6px}
}
@media (max-width:520px){
  .section{padding:48px 0}
  .cat-main{padding:26px 20px}
  .btn-ghost{padding:8px 12px;font-size:12.6px}
  .btn-solid{padding:9px 14px;font-size:12.6px}
  .hero-metrics{gap:16px}
  .footer-grid{grid-template-columns:1fr}
  .fab-support{width:50px;height:50px;font-size:19px;bottom:88px}
}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* roulang page: category3 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b3a;
  --surface:#0f1c38;
  --surface-2:#112047;
  --line:rgba(96,165,250,.18);
  --line-strong:rgba(56,189,248,.42);
  --brand:#2563eb;
  --brand-2:#38bdf8;
  --accent:#22d3ee;
  --gold:#fbbf24;
  --gold-2:#fcd34d;
  --danger:#f43f5e;
  --ok:#34d399;
  --txt:#f8fafc;
  --txt-2:#cbd5e1;
  --txt-3:#94a3b8;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 45px -22px rgba(37,99,235,.55);
  --shadow-soft:0 10px 30px -18px rgba(2,6,23,.9);
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(37,99,235,.28),transparent 62%),
    radial-gradient(900px 520px at -10% 22%,rgba(34,211,238,.14),transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 45%,#04091b 100%);
  color:var(--txt);
  font-family:"Be Vietnam Pro",system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease,transform .2s ease}
a:hover{color:var(--brand-2)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
ul{margin:0;padding:0;list-style:none}
p{margin:0 0 12px}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em}
:focus-visible{outline:2px solid var(--brand-2);outline-offset:3px;border-radius:8px}
.container-x{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:64px 0;position:relative}
.section-tight{padding:44px 0}
.section-alt{background:linear-gradient(180deg,rgba(9,17,40,.72),rgba(4,9,27,.35));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:var(--accent);background:rgba(34,211,238,.09);
  border:1px solid rgba(34,211,238,.32);border-radius:999px;padding:6px 14px;
}
.eyebrow.gold{color:var(--gold-2);background:rgba(251,191,36,.1);border-color:rgba(251,191,36,.32)}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(4,9,25,.86);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-shell{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex-shrink:0;
  background:linear-gradient(140deg,var(--brand),var(--accent));
  display:grid;place-items:center;font-size:19px;color:#04102a;
  box-shadow:0 0 0 1px rgba(56,189,248,.55),0 8px 22px -10px rgba(56,189,248,.85);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text b{font-size:14.5px;font-weight:800;letter-spacing:-.01em;white-space:nowrap}
.brand-text span{font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--txt-3)}
.nav-menu{display:flex;align-items:center;gap:4px;margin-left:14px}
.nav-menu a{
  font-size:13.5px;font-weight:600;color:var(--txt-2);
  padding:9px 13px;border-radius:9px;white-space:nowrap;
}
.nav-menu a:hover{background:rgba(56,189,248,.1);color:var(--txt)}
.nav-menu a.active{background:rgba(37,99,235,.24);color:#bfe4ff;box-shadow:inset 0 0 0 1px rgba(56,189,248,.35)}
.nav-right{display:flex;align-items:center;gap:10px;margin-left:auto}
.btn-ghost{
  border:1px solid rgba(56,189,248,.45);background:transparent;color:#bfe4ff;
  border-radius:11px;padding:9px 17px;font-size:13.5px;font-weight:700;
  display:inline-block;text-align:center;
}
.btn-ghost:hover{background:rgba(56,189,248,.12);border-color:var(--brand-2);color:#dff2ff}
.btn-solid{
  border:0;border-radius:11px;padding:10px 20px;font-size:13.5px;font-weight:800;
  background:linear-gradient(120deg,var(--brand),var(--accent));color:#04122c;
  box-shadow:0 10px 26px -12px rgba(56,189,248,.9);
  display:inline-block;text-align:center;
}
.btn-solid:hover{transform:translateY(-1px);box-shadow:0 14px 30px -12px rgba(56,189,248,1);color:#04122c}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:11px;background:rgba(56,189,248,.1);
  border:1px solid var(--line);color:var(--txt);align-items:center;justify-content:center;
}
.mobile-menu{
  display:none;border-top:1px solid var(--line);
  background:rgba(4,9,25,.98);padding:14px 20px 20px;
}
.mobile-menu.open{display:block}
.mobile-menu a{display:block;padding:11px 12px;border-radius:10px;font-size:14.5px;font-weight:600;color:var(--txt-2)}
.mobile-menu a:hover,.mobile-menu a.active{background:rgba(37,99,235,.22);color:#bfe4ff}
.mobile-menu .mm-cta{display:flex;gap:10px;margin-top:12px}
.mobile-menu .mm-cta a{flex:1;text-align:center;border:1px solid rgba(56,189,248,.45)}

/* ===== Hero ===== */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.3;filter:saturate(1.15)}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.72),rgba(3,7,18,.95) 70%,var(--bg-1))}
.hero-inner{position:relative;z-index:2;padding:66px 0 58px}
.hero-card{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:linear-gradient(155deg,rgba(15,28,56,.9),rgba(6,12,32,.86));
  padding:34px 30px;box-shadow:var(--shadow);
}
.hero h1{font-size:clamp(1.6rem,3.5vw,2.65rem);margin:16px 0 14px;font-weight:900}
.hero-lead{color:var(--txt-2);font-size:15.6px;max-width:820px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.btn-lgx{padding:14px 26px;font-size:14.5px;border-radius:13px}
.check-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(9,18,41,.72);padding:15px 15px 14px;
}
.check-item i{color:var(--ok);font-size:16px}
.check-item b{display:block;font-size:13.6px;margin:9px 0 4px}
.check-item span{font-size:12.6px;color:var(--txt-3);line-height:1.5}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:26px;padding-top:22px;border-top:1px solid var(--line)}
.hero-stats div b{display:block;font-size:1.35rem;font-weight:900;color:var(--gold-2)}
.hero-stats div span{font-size:12.4px;color:var(--txt-3)}

/* ===== Generic ===== */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;background:rgba(251,191,36,.13);
  color:var(--gold-2);border:1px solid rgba(251,191,36,.3);
}
.tag-blue{background:rgba(56,189,248,.12);color:#bfe4ff;border-color:rgba(56,189,248,.34)}
.tag-ok{background:rgba(52,211,153,.12);color:#a7f3d0;border-color:rgba(52,211,153,.34)}
.sec-head{max-width:760px;margin-bottom:30px}
.sec-head h2{font-size:clamp(1.35rem,2.4vw,2rem);margin:14px 0 10px}
.sec-head p{color:var(--txt-2);font-size:14.8px;margin:0}
.sec-head.left{align-items:flex-start}
.card{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(15,28,56,.82),rgba(7,13,32,.82));
  padding:22px 20px;height:100%;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.card h3{font-size:16.5px;margin:12px 0 8px}
.card p{font-size:13.8px;color:var(--txt-2);margin:0}
.card .ico{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:18px;
  background:linear-gradient(140deg,rgba(37,99,235,.32),rgba(34,211,238,.2));
  border:1px solid rgba(56,189,248,.34);color:#bfe4ff;
}
.thumb{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#08122a}
.thumb img{width:100%;height:100%;object-fit:cover}

/* ===== Page hero (category) ===== */
.page-hero{position:relative;overflow:hidden;padding:54px 0 50px;border-bottom:1px solid var(--line)}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(56,189,248,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(56,189,248,.07) 1px,transparent 1px);
  background-size:54px 54px;
  -webkit-mask-image:radial-gradient(circle at 72% 4%,#000,transparent 74%);
  mask-image:radial-gradient(circle at 72% 4%,#000,transparent 74%);
  pointer-events:none;
}
.page-hero .container-x{position:relative;z-index:2}
.page-hero h1{font-size:clamp(1.55rem,3.1vw,2.4rem);margin:16px 0 14px;max-width:900px}
.page-hero .lead{color:var(--txt-2);font-size:15.4px;max-width:790px}
.hero-split{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:start}
.status-bar{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.status-pill{
  display:inline-flex;align-items:center;gap:8px;font-size:12.4px;font-weight:600;color:var(--txt-2);
  border:1px solid var(--line);border-radius:999px;padding:7px 14px;background:rgba(9,18,41,.7);
}
.status-pill b{color:var(--txt);font-weight:800}
.live-dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(52,211,153,.18);animation:pulse 1.9s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.icon-matrix{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.icon-tile{
  border:1px solid var(--line);border-radius:var(--radius-s);
  background:rgba(9,18,41,.72);padding:14px 10px;text-align:center;
  transition:border-color .22s ease,transform .22s ease,background .22s ease;
}
.icon-tile i{font-size:18px;color:var(--accent);display:block;margin-bottom:8px}
.icon-tile span{font-size:11.4px;font-weight:600;color:var(--txt-2);display:block;line-height:1.35}
.icon-tile:hover{border-color:var(--line-strong);transform:translateY(-3px);background:rgba(17,32,71,.85)}

/* ===== Channel matrix ===== */
.chan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.chan-card{
  display:block;border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(15,28,56,.85),rgba(6,12,32,.85));
  padding:22px 20px;transition:border-color .25s ease,transform .25s ease;
}
.chan-card:hover{border-color:var(--line-strong);transform:translateY(-4px);color:var(--txt)}
.chan-card i{font-size:20px;color:var(--gold-2)}
.chan-card h3{font-size:16px;margin:12px 0 8px}
.chan-card p{font-size:13.6px;color:var(--txt-2);margin:0}
.chan-card .more{display:inline-flex;align-items:center;gap:7px;margin-top:14px;font-size:12.6px;font-weight:700;color:var(--brand-2)}

/* ===== Pain / Fix ===== */
.pain-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.col-head{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.col-head span{font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase}
.col-head.bad span{color:#fca5a5}
.col-head.good span{color:#a7f3d0}
.line-item{
  display:flex;gap:12px;padding:14px 16px;border-radius:var(--radius-s);
  border:1px solid var(--line);background:rgba(9,18,41,.6);margin-bottom:12px;
}
.line-item i{margin-top:3px;font-size:14px}
.line-item.bad i{color:var(--danger)}
.line-item.good i{color:var(--ok)}
.line-item b{display:block;font-size:14px;margin-bottom:3px}
.line-item p{font-size:13.4px;color:var(--txt-2);margin:0}

/* ===== Steps ===== */
.step-list{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.step-item{position:relative;padding-top:26px}
.step-num{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  font-weight:900;font-size:15px;color:#04122c;
  background:linear-gradient(140deg,var(--brand-2),var(--accent));
  box-shadow:0 8px 22px -12px rgba(56,189,248,.95);
}
.step-item h3{font-size:15.5px;margin:14px 0 8px}
.step-item p{font-size:13.6px;color:var(--txt-2);margin:0}
.step-item::after{
  content:"";position:absolute;top:44px;right:-9px;width:18px;height:1px;
  background:linear-gradient(90deg,var(--line-strong),transparent);
}
.step-item:last-child::after{display:none}

/* ===== Stat band ===== */
.stat-band{
  position:relative;border-radius:var(--radius-l);overflow:hidden;
  border:1px solid var(--line-strong);
  background:url("/assets/images/8760165c0a90f5ea.jpg") center/cover no-repeat;
}
.stat-band::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(3,7,18,.95),rgba(8,18,41,.86))}
.stat-band-inner{position:relative;z-index:2;padding:40px 34px}
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;margin-top:24px}
.stat-cell b{display:block;font-size:1.6rem;font-weight:900;color:var(--gold-2);line-height:1.15}
.stat-cell span{font-size:12.8px;color:var(--txt-2);display:block;margin-top:6px}

/* ===== Quotes ===== */
.quote-card{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(9,18,41,.68);padding:22px 20px;height:100%;
}
.quote-card .stars{color:var(--gold);font-size:12.5px;letter-spacing:2px}
.quote-card p{font-size:13.9px;color:var(--txt-2);margin:12px 0 16px}
.quote-who{display:flex;align-items:center;gap:11px}
.quote-who .av{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:13px;
  background:linear-gradient(140deg,rgba(37,99,235,.4),rgba(34,211,238,.28));color:#dff2ff;border:1px solid rgba(56,189,248,.35);
}
.quote-who b{display:block;font-size:13.6px}
.quote-who span{font-size:12px;color:var(--txt-3)}

/* ===== Audience ===== */
.aud-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.aud-item{
  display:flex;gap:14px;border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(9,18,41,.6);padding:18px 18px;
}
.aud-item i{font-size:17px;color:var(--accent);margin-top:3px}
.aud-item b{display:block;font-size:14.4px;margin-bottom:5px}
.aud-item p{font-size:13.4px;color:var(--txt-2);margin:0}

/* ===== FAQ ===== */
.faq-wrap{max-width:920px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(9,18,41,.62);margin-bottom:12px;overflow:hidden;
  transition:border-color .22s ease;
}
.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;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;
  color:var(--brand-2);transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-body{padding:0 22px 20px;color:var(--txt-2);font-size:14.2px}

/* ===== CTA ===== */
.cta-panel{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:linear-gradient(135deg,rgba(17,32,71,.92),rgba(5,11,28,.92));
  padding:38px 34px;box-shadow:var(--shadow);
  display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center;
}
.cta-panel h2{font-size:clamp(1.3rem,2.2vw,1.85rem);margin-bottom:12px}
.cta-panel p{color:var(--txt-2);font-size:14.4px;margin:0 0 18px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.pay-badges span{
  font-size:11.6px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  border:1px solid var(--line);border-radius:999px;padding:5px 11px;color:var(--txt-3);
}
.cta-side{display:grid;gap:12px}
.cta-side .box{
  border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;background:rgba(9,18,41,.7);
}
.cta-side .box b{display:block;font-size:14px;color:var(--gold-2)}
.cta-side .box span{font-size:12.6px;color:var(--txt-3)}

/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;font-size:20px;color:#dff2ff;
  background:rgba(7,7,13,.82);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.85),rgba(7,7,13,.85)),linear-gradient(140deg,var(--brand-2),var(--accent));
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.78;transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.08);color:#eafcff;box-shadow:0 0 28px rgba(6,182,212,.7)}
.fab:active{transform:scale(.95) translateY(2px)}
.fab-badge{
  position:absolute;top:8px;right:8px;width:9px;height:9px;border-radius:50%;
  background:var(--danger);box-shadow:0 0 0 2px rgba(3,7,18,.9);animation:pulse 1.6s infinite;
}

/* ===== Footer ===== */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(4,9,25,.5),rgba(2,5,16,.96));padding:52px 0 26px;margin-top:12px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:32px}
.site-footer h4{font-size:13px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:var(--txt-3);margin-bottom:16px}
.site-footer p{font-size:13.2px;color:var(--txt-3)}
.site-footer ul li{margin-bottom:10px}
.site-footer ul a{font-size:13.4px;color:var(--txt-2)}
.site-footer ul a:hover{color:var(--brand-2)}
.age-badge{
  display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;
  border:1px solid rgba(244,63,94,.5);color:#fca5a5;font-weight:900;font-size:13px;
}
.footer-bottom{
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line);
  font-size:12.4px;color:var(--txt-3);
}
.footer-bottom .lic{display:flex;flex-wrap:wrap;gap:16px}
.footer-bottom .lic span{color:var(--txt-3)}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .nav-menu{display:none}
  .nav-right{display:none}
  .nav-toggle{display:inline-flex}
  .nav-shell{justify-content:space-between}
  .grid-4,.step-list,.stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3,.chan-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-split{grid-template-columns:1fr;gap:26px}
  .cta-panel{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .step-item::after{display:none}
}
@media (max-width:768px){
  .section{padding:48px 0}
  .section-tight{padding:36px 0}
  .page-hero{padding:40px 0 38px}
  .hero-inner{padding:46px 0 42px}
  .hero-card{padding:26px 20px}
  .pain-grid{grid-template-columns:1fr}
  .icon-matrix{grid-template-columns:repeat(3,minmax(0,1fr))}
  .stat-band-inner{padding:30px 22px}
}
@media (max-width:520px){
  body{font-size:15.4px}
  .container-x{padding:0 15px}
  .grid-3,.grid-2,.grid-4,.chan-grid,.step-list,.stat-grid,.aud-list{grid-template-columns:1fr}
  .icon-matrix{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr}
  .cta-panel{padding:26px 20px}
  .hero-stats{gap:18px}
  .fab{left:12px;bottom:84px;width:52px;height:52px}
  .brand-text b{font-size:13.2px;white-space:normal}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}