/* roulang page: index */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --bg-deep:#050b1d;
  --ink:#F8FAFC;
  --ink-soft:#CBD5E1;
  --muted:#94A3B8;
  --muted-2:#64748B;
  --blue:#2563EB;
  --blue-deep:#1D4ED8;
  --cyan:#38BDF8;
  --cyan-soft:#60A5FA;
  --gold:#FBBF24;
  --line:rgba(148,163,184,.18);
  --line-strong:rgba(56,189,248,.35);
  --glass:linear-gradient(160deg,rgba(24,39,86,.72),rgba(8,16,38,.88));
  --radius:20px;
  --radius-sm:14px;
  --radius-xs:10px;
  --shadow:0 22px 55px rgba(2,7,24,.6);
  --glow:0 0 26px rgba(56,189,248,.35);
  --glow-strong:0 0 38px rgba(56,189,248,.55);
  --sans:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);font-size:16px;line-height:1.65;color:var(--ink);
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(37,99,235,.24),transparent 62%),
    radial-gradient(900px 560px at 92% 8%,rgba(56,189,248,.16),transparent 60%),
    radial-gradient(900px 700px at 50% 120%,rgba(29,78,216,.2),transparent 65%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .22s ease}
button{font:inherit;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{margin:0 0 .7rem;line-height:1.25;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(1.9rem,4.4vw,3.2rem);font-weight:900}
h2{font-size:clamp(1.5rem,2.7vw,2.15rem)}
h3{font-size:clamp(1.12rem,1.7vw,1.35rem)}
p{margin:0 0 1rem}
p:last-child{margin-bottom:0}
strong{color:#fff;font-weight:700}
::selection{background:rgba(56,189,248,.35)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.text-muted-soft{color:var(--muted)}

/* ---------- HEADER / NAV ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:rgba(3,7,18,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--blue),var(--cyan));color:#04101f;font-size:1.05rem;
  box-shadow:var(--glow);flex:0 0 auto;
}
.brand-text{font-weight:800;font-size:1.02rem;line-height:1.15;letter-spacing:-.01em}
.brand-text b{display:block;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:.55rem .85rem;border-radius:999px;font-size:.92rem;font-weight:600;color:var(--ink-soft);
  white-space:nowrap;transition:background .22s ease,color .22s ease;
}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.12)}
.nav-link.active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.2));border:1px solid var(--line-strong)}
.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--ink);font-size:1rem;
}
.nav-toggle:hover{border-color:var(--line-strong);color:var(--cyan)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.88rem 1.6rem;border-radius:999px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  will-change:transform;
}
.btn-primary{
  background:linear-gradient(135deg,var(--blue-deep),#0EA5E9);color:#F8FAFC;
  box-shadow:0 10px 30px rgba(29,78,216,.45),var(--glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(29,78,216,.55),var(--glow-strong);color:#fff}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:rgba(255,255,255,.045);border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--line-strong);color:#fff;box-shadow:var(--glow);transform:translateY(-2px)}
.btn-gold{background:linear-gradient(135deg,#F59E0B,#FBBF24);color:#1A1206;box-shadow:0 10px 28px rgba(245,158,11,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(245,158,11,.5)}
.btn-sm{padding:.62rem 1.15rem;font-size:.86rem}
.btn-text{background:none;border:none;color:var(--ink-soft);padding:.6rem .8rem;font-weight:600;font-size:.9rem}
.btn-text:hover{color:#fff}
.btn-block{width:100%}

/* ---------- BADGES / LABELS ---------- */
.tag{
  display:inline-flex;align-items:center;gap:.45rem;padding:.36rem .78rem;border-radius:999px;
  font-size:.72rem;font-weight:700;letter-spacing:.11em;text-transform:uppercase;
  border:1px solid var(--line-strong);background:rgba(56,189,248,.1);color:var(--cyan);
}
.tag-gold{border-color:rgba(251,191,36,.4);background:rgba(251,191,36,.12);color:var(--gold)}
.chip{
  display:inline-flex;align-items:center;gap:.4rem;padding:.34rem .7rem;border-radius:8px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:.76rem;color:var(--ink-soft);
}
.dot-live{width:8px;height:8px;border-radius:50%;background:#22C55E;box-shadow:0 0 0 0 rgba(34,197,94,.7);animation:pulse 1.9s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 10px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}

/* ---------- SECTION SHELL ---------- */
.section{padding:78px 0;position:relative}
.section-tight{padding:56px 0}
.section-alt{
  background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.55));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section-head{max-width:760px;margin-bottom:34px;text-align:left}
.section-head h2{margin-top:.65rem}
.section-head p{color:var(--muted);font-size:1rem}
.eyebrow{font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.divider{height:1px;background:linear-gradient(90deg,rgba(56,189,248,.5),rgba(148,163,184,0));margin:26px 0;border:0}

/* ---------- GLASS CARD ---------- */
.glass{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.card-pad{padding:24px}
.hoverable{transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease}
.hoverable:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--shadow),var(--glow)}

/* ---------- HERO ---------- */
.hero{
  position:relative;margin-top:70px;min-height:640px;display:flex;align-items:center;
  background-image:linear-gradient(180deg,rgba(3,7,18,.86),rgba(3,7,18,.94)),url('/assets/images/edd54217d32fdbb4.jpg');
  background-size:cover;background-position:center;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background-image:linear-gradient(rgba(56,189,248,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(56,189,248,.06) 1px,transparent 1px);
  background-size:64px 64px;pointer-events:none;
}
.hero-inner{position:relative;z-index:2;text-align:center;padding:74px 0 56px;max-width:940px;margin:0 auto}
.hero h1{margin:18px 0 16px}
.hero h1 .grad{background:linear-gradient(120deg,#38BDF8,#FBBF24);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{color:var(--ink-soft);font-size:1.04rem;max-width:800px;margin:0 auto 26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.play-btn{
  width:74px;height:74px;border-radius:50%;display:grid;place-items:center;margin:0 auto 20px;
  background:rgba(255,255,255,.07);border:1px solid var(--line-strong);color:var(--cyan);font-size:1.4rem;
  backdrop-filter:blur(10px);animation:floaty 4s ease-in-out infinite;transition:transform .25s ease,box-shadow .25s ease;
}
.play-btn:hover{transform:scale(1.08);box-shadow:var(--glow-strong);color:#fff}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.hero-strip{
  position:relative;z-index:2;display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border-top:1px solid var(--line);margin-top:20px;
}
.hero-strip .strip-item{background:rgba(5,11,29,.86);padding:20px 18px;text-align:center;backdrop-filter:blur(12px)}
.strip-item .val{font-size:1.35rem;font-weight:800;color:#fff;display:block}
.strip-item .val em{font-style:normal;color:var(--cyan)}
.strip-item .lbl{font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* ---------- KPI / DATA ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px}
.kpi{padding:24px 22px}
.kpi .kpi-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(56,189,248,.14);color:var(--cyan);font-size:1rem;margin-bottom:14px}
.kpi .kpi-num{font-size:1.9rem;font-weight:900;color:#fff;line-height:1.1;letter-spacing:-.02em}
.kpi .kpi-lbl{color:var(--muted);font-size:.9rem;margin-top:6px}
.kpi .kpi-note{font-size:.78rem;color:var(--cyan-soft);margin-top:8px;display:inline-flex;gap:.35rem;align-items:center}
.bar-row{margin-bottom:16px}
.bar-row .bar-top{display:flex;justify-content:space-between;font-size:.86rem;color:var(--ink-soft);margin-bottom:7px}
.bar{height:9px;border-radius:999px;background:rgba(148,163,184,.16);overflow:hidden}
.bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.bar span.gold{background:linear-gradient(90deg,#F59E0B,var(--gold))}

/* ---------- GAME BOOTH ---------- */
.booth-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.booth{overflow:hidden;display:flex;flex-direction:column}
.booth-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.booth-media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.booth:hover .booth-media img{transform:scale(1.07)}
.booth-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.05),rgba(3,7,18,.78))}
.booth-tag{
  position:absolute;top:12px;left:12px;z-index:2;padding:.28rem .62rem;border-radius:8px;font-size:.68rem;
  font-weight:800;letter-spacing:.08em;text-transform:uppercase;background:rgba(220,38,38,.92);color:#fff;
}
.booth-tag.gold-tag{background:linear-gradient(135deg,#F59E0B,#FBBF24);color:#1A1206}
.booth-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.booth-body h3{font-size:1.05rem;margin:0}
.booth-body p{font-size:.88rem;color:var(--muted);margin:0}
.booth-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.booth-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:0 18px 18px}
.jackpot-num{font-weight:800;color:var(--gold);font-size:.95rem}

/* ---------- LISTS ---------- */
.check-list li{display:flex;gap:12px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed rgba(148,163,184,.16);color:var(--ink-soft);font-size:.95rem}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--cyan);margin-top:.28rem}
.step-list{counter-reset:step}
.step-list li{position:relative;padding:0 0 26px 62px;border-left:1px solid var(--line);margin-left:20px}
.step-list li:last-child{border-left-color:transparent;padding-bottom:0}
.step-list li::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;left:-21px;top:-4px;width:42px;height:42px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--blue),var(--cyan));color:#04101f;font-weight:900;font-size:.86rem;
}
.step-list h3{margin-bottom:.35rem}
.step-list p{color:var(--muted);font-size:.93rem;margin:0}

/* ---------- TABLES ---------- */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:rgba(8,16,38,.7)}
.data-table{width:100%;border-collapse:collapse;min-width:640px;font-size:.93rem}
.data-table th,.data-table td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line)}
.data-table thead th{
  font-size:.74rem;letter-spacing:.13em;text-transform:uppercase;color:var(--cyan);
  background:rgba(37,99,235,.14);font-weight:700;
}
.data-table tbody tr:hover{background:rgba(56,189,248,.06)}
.data-table td:first-child{color:#fff;font-weight:600}
.data-table td.pos{color:#22C55E;font-weight:700}
.data-table td.neg{color:#F87171;font-weight:600}
.rank-badge{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:9px;background:rgba(56,189,248,.14);color:var(--cyan);font-weight:800;font-size:.82rem}

/* ---------- BEFORE / AFTER ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px}
.compare-col{padding:26px}
.compare-col.before{border-color:rgba(148,163,184,.2)}
.compare-col.after{border-color:var(--line-strong);box-shadow:var(--shadow),var(--glow)}
.compare-col h3{display:flex;align-items:center;gap:.6rem;font-size:1.08rem}
.compare-col ul li{padding:10px 0;border-bottom:1px dashed rgba(148,163,184,.16);color:var(--ink-soft);font-size:.93rem;display:flex;gap:10px}
.compare-col ul li:last-child{border-bottom:0}

/* ---------- TESTIMONIAL / CASE ---------- */
.case-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.case-card{overflow:hidden;display:flex;flex-direction:column}
.case-card img{aspect-ratio:16/9;object-fit:cover;width:100%}
.case-card .case-body{padding:20px;display:flex;flex-direction:column;gap:10px}
.case-card .case-body h3{font-size:1.03rem;margin:0}
.case-card .case-body p{font-size:.9rem;color:var(--muted);margin:0}
.rating{color:var(--gold);font-size:.9rem;letter-spacing:.08em}
.rating-summary{display:flex;align-items:center;gap:22px;padding:24px;flex-wrap:wrap}
.rating-score{font-size:3rem;font-weight:900;line-height:1;color:#fff}
.quote-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:18px}
.quote{padding:22px}
.quote p{font-size:.94rem;color:var(--ink-soft)}
.quote-who{display:flex;align-items:center;gap:12px;margin-top:14px}
.avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(140deg,var(--blue),var(--cyan));color:#04101f;font-weight:800;font-size:.9rem}
.quote-who span{display:block;font-size:.78rem;color:var(--muted)}

/* ---------- TIMELINE ---------- */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:1px;background:linear-gradient(180deg,var(--cyan),rgba(148,163,184,.15))}
.timeline li{position:relative;padding:0 0 24px 22px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-26px;top:6px;width:13px;height:13px;border-radius:50%;background:var(--bg);border:2px solid var(--cyan);box-shadow:0 0 12px rgba(56,189,248,.6)}
.timeline h3{font-size:1rem;margin-bottom:.3rem}
.timeline p{color:var(--muted);font-size:.9rem;margin:0}

/* ---------- PAYMENT / TRUST ---------- */
.pay-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px}
.pay-card{padding:20px;display:flex;gap:14px;align-items:center}
.pay-card .pay-logo{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-weight:900;font-size:.82rem;color:#04101f;background:linear-gradient(140deg,#FBBF24,#F59E0B);flex:0 0 auto}
.pay-card .pay-logo.blue{background:linear-gradient(140deg,var(--cyan),var(--blue))}
.pay-card strong{display:block;font-size:.96rem}
.pay-card span{font-size:.82rem;color:var(--muted)}
.trust-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:18px;text-align:left}
.trust-item{display:flex;gap:13px;align-items:flex-start;padding:18px;border-radius:var(--radius-sm);background:rgba(255,255,255,.03);border:1px solid var(--line)}
.trust-item i{color:var(--cyan);font-size:1.1rem;margin-top:.25rem}
.trust-item strong{display:block;font-size:.96rem;margin-bottom:.2rem}
.trust-item span{font-size:.85rem;color:var(--muted)}

/* ---------- NEWS (CMS) ---------- */
.news-layout{display:grid;grid-template-columns:1.65fr 1fr;gap:24px;align-items:start}
.news-item{display:block;padding:20px 22px;margin-bottom:16px}
.news-item h3{font-size:1.04rem;margin:.4rem 0 .4rem}
.news-item p{font-size:.9rem;color:var(--muted);margin:0 0 .55rem}
.news-cat{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.news-time{font-size:.78rem;color:var(--muted-2)}
.news-item:hover{border-color:var(--line-strong);box-shadow:var(--glow)}
.side-item{display:block;padding:15px 16px;border-bottom:1px dashed rgba(148,163,184,.16)}
.side-item:last-child{border-bottom:0}
.side-item h4{font-size:.94rem;margin:0 0 .3rem;font-weight:700}
.side-item span{font-size:.76rem;color:var(--muted-2)}
.side-item:hover h4{color:var(--cyan)}
.empty-note{padding:22px;border-radius:var(--radius-sm);border:1px dashed var(--line);color:var(--muted);font-size:.92rem}

/* ---------- FAQ / QA ---------- */
.qa-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:18px}
.qa{padding:22px}
.qa .q{display:flex;gap:12px;font-weight:700;color:#fff;margin-bottom:.6rem}
.qa .q i{color:var(--cyan);margin-top:.3rem}
.qa p{font-size:.92rem;color:var(--muted);margin:0}

/* ---------- FORM / CTA ---------- */
.cta-band{
  position:relative;border-radius:26px;overflow:hidden;padding:46px 38px;
  border:1px solid var(--line-strong);
  background-image:linear-gradient(120deg,rgba(3,7,18,.92),rgba(8,18,41,.88)),url('/assets/images/445d3b1c495b03dd.jpg');
  background-size:cover;background-position:center;
}
.form-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px;margin-bottom:14px}
.field label{display:block;font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin-bottom:.45rem}
.field input,.field select,.field textarea{
  width:100%;padding:.82rem 1rem;border-radius:12px;border:1px solid var(--line);
  background:rgba(3,7,18,.6);color:var(--ink);font-family:inherit;font-size:.94rem;
}
.field input::placeholder,.field textarea::placeholder{color:var(--muted-2)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--cyan);box-shadow:var(--glow)}
.privacy-note{font-size:.82rem;color:var(--muted-2);display:flex;gap:.5rem;align-items:flex-start;margin-top:14px}
.privacy-note i{color:var(--cyan);margin-top:.22rem}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:1050;
  display:inline-flex;align-items:center;gap:.6rem;padding:.85rem 1.15rem;border-radius:999px;
  background:rgba(7,10,26,.82);backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,10,26,.86),rgba(7,10,26,.86)),linear-gradient(120deg,#A3E635,#06B6D4);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:#E2F7FF;font-weight:700;font-size:.86rem;box-shadow:0 0 22px rgba(6,182,212,.42);
  transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease;opacity:.85;
}
.fab:hover{opacity:1;transform:translateY(-3px);box-shadow:0 0 32px rgba(6,182,212,.65)}
.fab:active{transform:translateY(0) scale(.96)}
.fab i{color:#A3E635}
.fab .fab-dot{position:absolute;top:-4px;right:-4px;width:11px;height:11px;border-radius:50%;background:#22D3EE;box-shadow:0 0 10px rgba(34,211,238,.9);animation:pulse 1.6s infinite}
.fab-wrap{position:relative;display:inline-block}

/* ---------- FOOTER ---------- */
.site-footer{
  background:linear-gradient(180deg,rgba(3,7,18,.6),rgba(3,7,18,.98));
  border-top:1px solid var(--line);padding:62px 0 26px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.site-footer h4{font-size:.86rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);margin-bottom:16px}
.site-footer p{color:var(--muted);font-size:.9rem}
.footer-links li{margin-bottom:10px}
.footer-links a{color:var(--ink-soft);font-size:.92rem}
.footer-links a:hover{color:var(--cyan)}
.footer-bottom{
  margin-top:38px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  color:var(--muted-2);font-size:.84rem;
}
.age-badge{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;
  border:1px solid rgba(251,191,36,.5);color:var(--gold);font-weight:800;font-size:.72rem;
}
.footer-note{font-size:.82rem;color:var(--muted-2);margin-top:14px;max-width:640px}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .news-layout{grid-template-columns:1fr}
  .hero-strip{grid-template-columns:repeat(2,1fr)}
  .section{padding:64px 0}
}
@media (max-width:900px){
  .nav-toggle{display:inline-grid;place-items:center}
  .main-nav{
    position:fixed;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(3,7,18,.98);backdrop-filter:blur(18px);border-bottom:1px solid var(--line);
    padding:14px 18px 22px;margin:0;transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:opacity .24s ease,transform .24s ease;max-height:calc(100vh - 70px);overflow-y:auto;
  }
  .main-nav.open{opacity:1;transform:translateY(0);pointer-events:auto}
  .nav-link{padding:.85rem 1rem;font-size:.98rem;border-radius:12px}
  .brand-text{font-size:.94rem}
}
@media (max-width:768px){
  h1{font-size:1.75rem}
  .hero{min-height:auto}
  .hero-inner{padding:56px 0 40px}
  .hero h1{margin:14px 0 12px}
  .section{padding:54px 0}
  .cta-band{padding:32px 22px}
  .header-inner{gap:10px}
  .brand-mark{width:36px;height:36px;border-radius:11px;font-size:.95rem}
}
@media (max-width:520px){
  .hero-strip{grid-template-columns:1fr}
  .btn{padding:.8rem 1.25rem;font-size:.9rem}
  .header-actions .btn-text{padding:.5rem .4rem;font-size:.84rem}
  .header-actions .btn-primary{padding:.55rem .85rem;font-size:.82rem}
  .footer-grid{grid-template-columns:1fr}
  .brand-text b{letter-spacing:.1em;font-size:.62rem}
  .fab{left:12px;bottom:88px;padding:.7rem 1rem;font-size:.8rem}
}

/* roulang page: article */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --bg-deep:#050b1d;
  --ink:#F8FAFC;
  --ink-soft:#CBD5E1;
  --muted:#94A3B8;
  --muted-2:#64748B;
  --blue:#2563EB;
  --blue-deep:#1D4ED8;
  --cyan:#38BDF8;
  --cyan-soft:#60A5FA;
  --gold:#FBBF24;
  --line:rgba(148,163,184,.18);
  --line-strong:rgba(56,189,248,.35);
  --glass:linear-gradient(160deg,rgba(24,39,86,.72),rgba(8,16,38,.88));
  --radius:20px;
  --radius-sm:14px;
  --radius-xs:10px;
  --shadow:0 22px 55px rgba(2,7,24,.6);
  --glow:0 0 26px rgba(56,189,248,.35);
  --glow-strong:0 0 38px rgba(56,189,248,.55);
  --sans:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --container:1200px;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);font-size:16px;line-height:1.65;color:var(--ink);
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(37,99,235,.24),transparent 62%),
    radial-gradient(900px 560px at 92% 8%,rgba(56,189,248,.16),transparent 60%),
    radial-gradient(900px 700px at 50% 120%,rgba(29,78,216,.2),transparent 65%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .22s ease}
button{font:inherit;cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}

/* ---------- HEADER / NAV ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:rgba(3,7,18,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--blue),var(--cyan));color:#04101f;font-size:1.05rem;
  box-shadow:var(--glow);flex:0 0 auto;
}
.brand-text{font-weight:800;font-size:1.02rem;line-height:1.15;letter-spacing:-.01em}
.brand-text b{display:block;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:.55rem .85rem;border-radius:999px;font-size:.92rem;font-weight:600;color:var(--ink-soft);
  white-space:nowrap;transition:background .22s ease,color .22s ease;
}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.12)}
.nav-link.active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.2));border:1px solid var(--line-strong)}
.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--ink);font-size:1rem;
}
.nav-toggle:hover{border-color:var(--line-strong);color:var(--cyan)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.88rem 1.6rem;border-radius:999px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  will-change:transform;
}
.btn-primary{
  background:linear-gradient(135deg,var(--blue-deep),#0EA5E9);color:#F8FAFC;
  box-shadow:0 10px 30px rgba(29,78,216,.45),var(--glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(29,78,216,.55),var(--glow-strong);color:#fff}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:rgba(255,255,255,.045);border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--line-strong);color:#fff;box-shadow:var(--glow);transform:translateY(-2px)}
.btn-gold{background:linear-gradient(135deg,#F59E0B,#FBBF24);color:#1A1206;box-shadow:0 10px 28px rgba(245,158,11,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(245,158,11,.5)}
.btn-sm{padding:.62rem 1.15rem;font-size:.86rem}
.btn-text{background:none;border:none;color:var(--ink-soft);padding:.6rem .8rem;font-weight:600;font-size:.9rem}
.btn-text:hover{color:#fff}
.btn-block{width:100%}

/* ---------- BADGES / LABELS ---------- */
.tag{
  display:inline-flex;align-items:center;gap:.45rem;padding:.36rem .78rem;border-radius:999px;
  font-size:.72rem;font-weight:700;letter-spacing:.11em;text-transform:uppercase;
  border:1px solid var(--line-strong);background:rgba(56,189,248,.1);color:var(--cyan);
}
.tag-gold{border-color:rgba(251,191,36,.4);background:rgba(251,191,36,.12);color:var(--gold)}
.chip{
  display:inline-flex;align-items:center;gap:.4rem;padding:.34rem .7rem;border-radius:8px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:.76rem;color:var(--ink-soft);
}

/* ---------- SECTION SHELL ---------- */
.section{padding:78px 0;position:relative}
.section-tight{padding:56px 0}
.section-alt{
  background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.55));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section-head{max-width:760px;margin-bottom:34px;text-align:left}
.section-head h2{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:800;margin:.65rem 0 .55rem;line-height:1.28}
.section-head p{color:var(--muted);font-size:1rem;margin:0}
.eyebrow{font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.glass{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.card-pad{padding:26px}

/* ---------- ARTICLE HERO ---------- */
.article-hero{
  position:relative;margin-top:70px;padding:54px 0 50px;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(3,7,18,.88),rgba(3,7,18,.96)),url('/assets/images/5e109c4cbb804301.jpg');
  background-size:cover;background-position:center;border-bottom:1px solid var(--line);
}
.article-hero::after{
  content:"";position:absolute;inset:auto 0 -1px 0;height:120px;
  background:linear-gradient(180deg,transparent,rgba(3,7,18,.95));pointer-events:none;
}
.crumb{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;font-size:.82rem;color:var(--muted);margin-bottom:20px;position:relative;z-index:2}
.crumb a:hover{color:var(--cyan)}
.crumb i{font-size:.6rem;color:var(--muted-2)}
.article-head{position:relative;z-index:2;max-width:940px}
.article-head h1{
  font-size:clamp(1.65rem,3.6vw,2.7rem);font-weight:900;line-height:1.26;letter-spacing:-.015em;
  margin:1rem 0 1.1rem;
}
.article-head .lead{color:var(--ink-soft);font-size:1.02rem;max-width:760px;margin:0 0 1.4rem}
.meta-row{display:flex;flex-wrap:wrap;gap:1.3rem;font-size:.85rem;color:var(--muted)}
.meta-row span{display:inline-flex;align-items:center;gap:.45rem}
.meta-row i{color:var(--cyan)}

/* ---------- ARTICLE BODY ---------- */
.article-shell{padding:56px 0 70px}
.article-body{
  font-size:1.03rem;line-height:1.75;color:var(--ink-soft);
  padding:32px clamp(20px,3vw,38px);
}
.article-body > *:first-child{margin-top:0}
.article-body h2{
  font-size:clamp(1.25rem,2.1vw,1.55rem);font-weight:800;color:#fff;
  margin:2.2rem 0 .85rem;line-height:1.35;padding-left:14px;border-left:3px solid var(--cyan);
}
.article-body h3{font-size:1.14rem;font-weight:700;color:#fff;margin:1.7rem 0 .6rem}
.article-body p{margin:0 0 1.05rem}
.article-body ul,.article-body ol{padding-left:1.3rem;margin:0 0 1.15rem}
.article-body li{margin-bottom:.5rem}
.article-body strong{color:#fff}
.article-body a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:#fff}
.article-body img{border-radius:var(--radius-sm);margin:1.3rem 0;border:1px solid var(--line)}
.article-body blockquote{
  margin:1.5rem 0;padding:18px 22px;border-left:3px solid var(--gold);
  background:rgba(251,191,36,.07);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--ink);
}
.article-body table{width:100%;border-collapse:collapse;margin:1.4rem 0;font-size:.94rem}
.article-body th,.article-body td{border:1px solid var(--line);padding:.7rem .85rem;text-align:left}
.article-body th{background:rgba(56,189,248,.1);color:#fff;font-weight:700}
.article-figure{margin:0 0 30px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.article-figure img{width:100%;height:auto;max-height:420px;object-fit:cover}

/* ---------- SIDEBAR ---------- */
.side-col{position:sticky;top:96px}
.side-card{margin-bottom:20px}
.side-title{
  font-size:1rem;font-weight:800;color:#fff;margin:0 0 16px;
  display:flex;align-items:center;gap:.55rem;
}
.side-title i{color:var(--cyan)}
.side-list{list-style:none;padding:0;margin:0}
.side-list li{
  display:flex;gap:.7rem;font-size:.92rem;color:var(--ink-soft);
  padding:.6rem 0;border-bottom:1px dashed var(--line);
}
.side-list li:last-child{border-bottom:0;padding-bottom:0}
.side-list i{color:var(--cyan);margin-top:.28rem;font-size:.8rem}
.cta-side{background:linear-gradient(160deg,rgba(37,99,235,.42),rgba(8,16,38,.92));border-color:var(--line-strong)}
.cta-side p{color:var(--ink-soft);font-size:.93rem;margin:0 0 16px}

/* ---------- STAT GRID ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat{
  padding:26px 22px;border-radius:var(--radius);border:1px solid var(--line);
  background:var(--glass);backdrop-filter:blur(14px);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.stat:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow)}
.stat b{
  display:block;font-size:clamp(1.6rem,3vw,2.1rem);font-weight:900;line-height:1.1;
  background:linear-gradient(135deg,var(--cyan),#60A5FA);-webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:var(--cyan);
}
.stat span{display:block;margin-top:10px;font-size:.86rem;color:var(--muted);line-height:1.5}

/* ---------- TOPIC / CHANNEL CARDS ---------- */
.topic-card{
  display:flex;flex-direction:column;height:100%;padding:28px 26px;
  border-radius:var(--radius);border:1px solid var(--line);background:var(--glass);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.topic-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--glow-strong)}
.topic-icon{
  width:50px;height:50px;border-radius:15px;display:grid;place-items:center;font-size:1.15rem;
  background:linear-gradient(140deg,rgba(37,99,235,.7),rgba(56,189,248,.45));color:#eaf6ff;
  margin-bottom:16px;box-shadow:var(--glow);
}
.topic-card h3{font-size:1.12rem;font-weight:800;color:#fff;margin:0 0 .55rem;line-height:1.32}
.topic-card p{color:var(--muted);font-size:.92rem;margin:0 0 18px}
.topic-more{margin-top:auto;font-size:.88rem;font-weight:700;color:var(--cyan);display:inline-flex;align-items:center;gap:.45rem}
.topic-card:hover .topic-more{color:#fff;gap:.75rem}
.topic-more{transition:gap .22s ease,color .22s ease}

/* ---------- FEATURE LIST ROWS ---------- */
.feature-list{list-style:none;padding:0;margin:0;display:grid;gap:16px}
.feature-list li{
  display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start;
  padding:20px 22px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:rgba(255,255,255,.03);transition:border-color .22s ease,background .22s ease;
}
.feature-list li:hover{border-color:var(--line-strong);background:rgba(56,189,248,.06)}
.feature-list .fi{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(56,189,248,.12);color:var(--cyan);font-size:1rem;
}
.feature-list h3{font-size:1.02rem;font-weight:700;color:#fff;margin:0 0 .35rem}
.feature-list p{margin:0;font-size:.92rem;color:var(--muted)}

/* ---------- GAME / POST CARDS ---------- */
.game-card{
  height:100%;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:var(--glass);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
  display:flex;flex-direction:column;
}
.game-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--glow-strong)}
.game-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.game-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.game-card:hover .game-thumb img{transform:scale(1.06)}
.game-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(3,7,18,.85))}
.game-badge{
  position:absolute;top:12px;left:12px;z-index:2;padding:.28rem .62rem;border-radius:8px;
  font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  background:linear-gradient(135deg,#DC2626,#F97316);color:#fff;box-shadow:0 6px 18px rgba(220,38,38,.4);
}
.game-body{padding:20px;display:flex;flex-direction:column;height:100%}
.game-body h3{font-size:1.02rem;font-weight:800;color:#fff;margin:0 0 .5rem;line-height:1.35}
.game-body p{margin:0 0 14px;font-size:.9rem;color:var(--muted)}
.game-meta{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto}

/* ---------- FAQ ---------- */
.faq .accordion-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-sm)!important;
  margin-bottom:14px;overflow:hidden;
}
.faq .accordion-button{
  background:transparent;color:var(--ink);font-weight:700;font-size:.98rem;
  padding:1.1rem 1.3rem;box-shadow:none;
}
.faq .accordion-button:not(.collapsed){color:var(--cyan);background:rgba(56,189,248,.07)}
.faq .accordion-button::after{filter:invert(1) sepia(1) saturate(4) hue-rotate(165deg)}
.faq .accordion-body{color:var(--muted);font-size:.94rem;line-height:1.7;padding:0 1.3rem 1.25rem}

/* ---------- CTA / FORM ---------- */
.cta-block{
  border-radius:var(--radius);border:1px solid var(--line-strong);overflow:hidden;position:relative;
  background:linear-gradient(150deg,rgba(37,99,235,.42),rgba(8,16,38,.95)),
             url('/assets/images/445d3b1c495b03dd.jpg');
  background-size:cover;background-position:center;
}
.cta-inner{padding:clamp(28px,4vw,52px);backdrop-filter:blur(6px)}
.cta-inner h2{font-size:clamp(1.4rem,2.8vw,2rem);font-weight:900;margin:.6rem 0 .8rem;line-height:1.3}
.cta-inner p{color:var(--ink-soft);max-width:620px;margin:0 0 24px}
.cta-form{display:flex;gap:12px;flex-wrap:wrap;max-width:620px}
.cta-form input{
  flex:1 1 240px;min-width:0;padding:.85rem 1.15rem;border-radius:999px;
  background:rgba(3,7,18,.7);border:1px solid var(--line);color:var(--ink);font-size:.94rem;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.cta-form input::placeholder{color:var(--muted-2)}
.cta-form input:focus{border-color:var(--cyan);box-shadow:var(--glow);outline:none}
.form-note{font-size:.8rem;color:var(--muted);margin-top:14px}

/* ---------- TRUST ROW ---------- */
.trust-row{display:flex;flex-wrap:wrap;gap:14px}
.trust-item{
  display:flex;align-items:center;gap:.7rem;padding:.85rem 1.15rem;border-radius:var(--radius-xs);
  border:1px solid var(--line);background:rgba(255,255,255,.035);font-size:.86rem;color:var(--ink-soft);
}
.trust-item i{color:var(--cyan);font-size:1rem}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:1050;width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-size:1.15rem;color:var(--cyan);
  background:rgba(7,7,13,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid rgba(56,189,248,.55);box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.82;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease,color .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.1);color:#fff;box-shadow:0 0 32px rgba(6,182,212,.75)}
.fab:active{transform:scale(.94)}
.fab-dot{
  position:absolute;top:6px;right:6px;width:11px;height:11px;border-radius:50%;
  background:#F43F5E;box-shadow:0 0 10px rgba(244,63,94,.9);animation:fabPulse 1.8s infinite;
}
@keyframes fabPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.8)}}

/* ---------- EMPTY STATE ---------- */
.empty-state{text-align:left;padding:12px 0}
.empty-state i{font-size:1.8rem;color:var(--gold);margin-bottom:14px;display:block}
.empty-state h2{font-size:1.3rem;color:#fff;font-weight:800;margin:0 0 .6rem}
.empty-state p{color:var(--muted);margin:0 0 20px}

/* ---------- FOOTER ---------- */
.site-footer{
  background:linear-gradient(180deg,rgba(5,11,29,.9),rgba(3,7,18,1));
  border-top:1px solid var(--line);padding:66px 0 26px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:38px;padding-bottom:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.site-footer p{color:var(--muted);font-size:.9rem;margin:0 0 12px;line-height:1.7}
.footer-note{font-size:.82rem!important;color:var(--muted-2)!important}
.site-footer h4{
  font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);
  font-weight:800;margin:0 0 16px;
}
.footer-links{list-style:none;padding:0;margin:0}
.footer-links li{margin-bottom:10px}
.footer-links a{font-size:.9rem;color:var(--ink-soft)}
.footer-links a:hover{color:var(--cyan)}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:22px;display:flex;align-items:center;
  justify-content:space-between;gap:14px;flex-wrap:wrap;font-size:.82rem;color:var(--muted-2);
}
.age-badge{
  padding:.24rem .62rem;border-radius:8px;border:1px solid var(--line-strong);
  color:var(--cyan);font-weight:800;font-size:.76rem;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .main-nav{gap:0}
  .nav-link{padding:.5rem .62rem;font-size:.86rem}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .side-col{position:static;margin-top:36px}
}
@media (max-width:860px){
  .nav-toggle{display:grid;place-items:center}
  .main-nav{
    position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:4px;padding:14px 20px 20px;margin-left:0;
    background:rgba(3,7,18,.97);backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
    display:none;
  }
  .main-nav.open{display:flex}
  .nav-link{padding:.75rem 1rem;border-radius:12px;font-size:.95rem}
  .header-actions .btn-text{display:inline-flex;padding:.5rem .5rem;font-size:.84rem}
  .header-actions .btn-sm{padding:.55rem .9rem;font-size:.8rem}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .section-tight{padding:42px 0}
  .article-hero{padding:38px 0 36px}
  .article-shell{padding:42px 0 52px}
  .article-body{padding:24px 18px;font-size:1rem}
  .stat-grid{grid-template-columns:1fr 1fr;gap:14px}
  .stat{padding:20px 16px}
  .cta-form{flex-direction:column}
  .cta-form .btn{width:100%}
  .feature-list li{grid-template-columns:38px 1fr;padding:16px}
  .fab{bottom:82px}
}
@media (max-width:520px){
  .brand-text{font-size:.94rem}
  .brand-text b{font-size:.62rem}
  .header-inner{gap:10px}
  .stat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .article-head h1{font-size:1.55rem}
  .meta-row{gap:.85rem;font-size:.8rem}
  .card-pad{padding:18px}
  .cta-inner{padding:26px 18px}
}

/* roulang page: category1 */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --bg-deep:#050b1d;
  --ink:#F8FAFC;
  --ink-soft:#CBD5E1;
  --muted:#94A3B8;
  --muted-2:#64748B;
  --blue:#2563EB;
  --blue-deep:#1D4ED8;
  --cyan:#38BDF8;
  --cyan-soft:#60A5FA;
  --gold:#FBBF24;
  --line:rgba(148,163,184,.18);
  --line-strong:rgba(56,189,248,.35);
  --glass:linear-gradient(160deg,rgba(24,39,86,.72),rgba(8,16,38,.88));
  --radius:20px;
  --radius-sm:14px;
  --radius-xs:10px;
  --shadow:0 22px 55px rgba(2,7,24,.6);
  --glow:0 0 26px rgba(56,189,248,.35);
  --glow-strong:0 0 38px rgba(56,189,248,.55);
  --sans:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);font-size:16px;line-height:1.65;color:var(--ink);
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(37,99,235,.24),transparent 62%),
    radial-gradient(900px 560px at 92% 8%,rgba(56,189,248,.16),transparent 60%),
    radial-gradient(900px 700px at 50% 120%,rgba(29,78,216,.2),transparent 65%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .22s ease}
button{font:inherit;cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.text-muted-soft{color:var(--muted)}
h1,h2,h3,h4{line-height:1.24;margin:0;font-weight:800;letter-spacing:-.015em}
h1{font-size:clamp(1.75rem,3.1vw,2.7rem)}
h2{font-size:clamp(1.35rem,2.3vw,2rem)}
h3{font-size:1.08rem}
p{margin:0 0 1rem}
p:last-child{margin-bottom:0}

/* ---------- HEADER / NAV ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:rgba(3,7,18,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--blue),var(--cyan));color:#04101f;font-size:1.05rem;
  box-shadow:var(--glow);flex:0 0 auto;
}
.brand-text{font-weight:800;font-size:1.02rem;line-height:1.15;letter-spacing:-.01em}
.brand-text b{display:block;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:.55rem .85rem;border-radius:999px;font-size:.92rem;font-weight:600;color:var(--ink-soft);
  white-space:nowrap;transition:background .22s ease,color .22s ease,border-color .22s ease;
  border:1px solid transparent;
}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.12)}
.nav-link.active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.2));border-color:var(--line-strong)}
.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--ink);font-size:1rem;place-items:center;
}
.nav-toggle:hover{border-color:var(--line-strong);color:var(--cyan)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.88rem 1.6rem;border-radius:999px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  will-change:transform;
}
.btn-primary{
  background:linear-gradient(135deg,var(--blue-deep),#0EA5E9);color:#F8FAFC;
  box-shadow:0 10px 30px rgba(29,78,216,.45),var(--glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(29,78,216,.55),var(--glow-strong);color:#fff}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:rgba(255,255,255,.045);border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--line-strong);color:#fff;box-shadow:var(--glow);transform:translateY(-2px)}
.btn-gold{background:linear-gradient(135deg,#F59E0B,#FBBF24);color:#1A1206;box-shadow:0 10px 28px rgba(245,158,11,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(245,158,11,.5)}
.btn-sm{padding:.62rem 1.15rem;font-size:.86rem}
.btn-text{background:none;border:none;color:var(--ink-soft);padding:.6rem .8rem;font-weight:600;font-size:.9rem}
.btn-text:hover{color:#fff}
.btn-block{width:100%}

/* ---------- BADGES ---------- */
.tag{
  display:inline-flex;align-items:center;gap:.45rem;padding:.36rem .78rem;border-radius:999px;
  font-size:.72rem;font-weight:700;letter-spacing:.11em;text-transform:uppercase;
  border:1px solid var(--line-strong);background:rgba(56,189,248,.1);color:var(--cyan);
}
.tag-gold{border-color:rgba(251,191,36,.4);background:rgba(251,191,36,.12);color:var(--gold)}
.chip{
  display:inline-flex;align-items:center;gap:.4rem;padding:.34rem .7rem;border-radius:8px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:.76rem;color:var(--ink-soft);
}

/* ---------- SECTION ---------- */
.section{padding:78px 0;position:relative}
.section-tight{padding:56px 0}
.section-alt{
  background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.55));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section-head{max-width:760px;margin-bottom:34px;text-align:left}
.section-head h2{margin-top:.6rem}
.section-head p{color:var(--muted);font-size:1rem;margin-top:.5rem}
.eyebrow{font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.divider{height:1px;border:0;background:linear-gradient(90deg,rgba(56,189,248,.5),rgba(148,163,184,0));margin:26px 0}
.glass{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:var(--shadow);
}
.card-pad{padding:24px}

/* ---------- CATEGORY HERO ---------- */
.cat-hero{
  position:relative;margin-top:70px;padding:70px 0 84px;
  background-image:linear-gradient(180deg,rgba(3,7,18,.88),rgba(3,7,18,.95)),url('/assets/images/5e109c4cbb804301.jpg');
  background-size:cover;background-position:center;overflow:hidden;
}
.cat-hero::after{
  content:"";position:absolute;inset:auto -10% -60% -10%;height:340px;
  background:radial-gradient(closest-side,rgba(56,189,248,.22),transparent);pointer-events:none;
}
.hero-crumb{display:flex;align-items:center;gap:.5rem;font-size:.8rem;color:var(--muted);margin-bottom:22px}
.hero-crumb a:hover{color:var(--cyan)}
.hero-stack{
  position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.32fr) minmax(0,1fr);
  gap:26px;align-items:start;
}
.hero-main{padding:38px 36px 34px;transform:translateY(26px)}
.hero-main h1{margin:18px 0 14px}
.hero-main .lead{color:var(--ink-soft);font-size:1.02rem;max-width:56ch}
.hero-points{list-style:none;padding:0;margin:22px 0 26px;display:grid;gap:11px}
.hero-points li{display:flex;gap:.7rem;align-items:flex-start;color:var(--ink-soft);font-size:.94rem}
.hero-points i{color:var(--cyan);margin-top:.28rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px}
.hero-side{display:grid;gap:20px;transform:translateY(-14px)}
.side-card{padding:22px}
.side-metrics{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.side-metrics .mini span{display:block;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.side-metrics .mini strong{font-size:1.32rem;font-weight:900;color:#fff}
.side-metrics .mini strong em{font-style:normal;font-size:.82rem;color:var(--gold);font-weight:700}
.side-media{padding:0;overflow:hidden}
.side-media img{width:100%;height:196px;object-fit:cover}
.side-media .cap{padding:16px 20px 20px;font-size:.86rem;color:var(--muted)}
.live-dot{display:inline-flex;align-items:center;gap:.45rem;font-size:.76rem;color:#A3E635;font-weight:700}
.live-dot::before{content:"";width:8px;height:8px;border-radius:50%;background:#A3E635;box-shadow:0 0 10px #A3E635;animation:pulseDot 1.5s infinite}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.75)}}

/* ---------- METRICS ---------- */
.metric-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.metric{padding:22px 20px;border-radius:var(--radius-sm);border:1px solid var(--line);background:rgba(255,255,255,.035);transition:border-color .25s ease,transform .25s ease}
.metric:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.metric .lbl{font-size:.72rem;letter-spacing:.13em;text-transform:uppercase;color:var(--muted)}
.metric .val{font-size:1.6rem;font-weight:900;color:#fff;margin:.35rem 0 .2rem}
.metric .note{font-size:.82rem;color:var(--muted)}
.metric i{color:var(--cyan)}

/* ---------- FEATURE GRID ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.feature{
  padding:24px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(24,39,86,.5),rgba(5,11,29,.65));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.feature:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow)}
.feature .ico{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(37,99,235,.6),rgba(56,189,248,.35));color:#E0F2FE;font-size:1.05rem;margin-bottom:16px;
}
.feature h3{margin-bottom:.5rem}
.feature p{color:var(--muted);font-size:.92rem}

/* ---------- SCENES ---------- */
.scene-list{display:grid;gap:34px}
.scene{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:28px;align-items:center}
.scene:nth-child(even) .scene-media{order:2}
.scene-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.scene-media img{width:100%;height:250px;object-fit:cover}
.scene-body h3{margin:0 0 .6rem}
.scene-body p{color:var(--muted);font-size:.95rem}
.scene-body ul{list-style:none;padding:0;margin:16px 0 0;display:grid;gap:9px}
.scene-body ul li{display:flex;gap:.6rem;font-size:.9rem;color:var(--ink-soft)}
.scene-body ul li i{color:var(--cyan);margin-top:.25rem}

/* ---------- COMPARE TABLE ---------- */
.cmp-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:rgba(5,11,29,.6)}
table.cmp{width:100%;border-collapse:collapse;min-width:720px}
table.cmp th,table.cmp td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);font-size:.92rem}
table.cmp th{font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);background:rgba(37,99,235,.12);font-weight:700}
table.cmp td{color:var(--ink-soft)}
table.cmp tr:last-child td{border-bottom:0}
table.cmp tr:hover td{background:rgba(56,189,248,.06)}
table.cmp td strong{color:#fff}
.rtp-pill{display:inline-block;padding:.2rem .55rem;border-radius:999px;background:rgba(163,230,53,.12);color:#BEF264;font-weight:700;font-size:.8rem}

/* ---------- STEPS ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:st}
.step{
  position:relative;padding:26px 22px 22px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:rgba(255,255,255,.035);transition:border-color .25s ease,transform .25s ease;
}
.step:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.step .num{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-weight:900;
  background:linear-gradient(140deg,var(--blue),var(--cyan));color:#04101f;margin-bottom:14px;font-size:.95rem;
}
.step h3{margin-bottom:.45rem;font-size:1rem}
.step p{color:var(--muted);font-size:.9rem}

/* ---------- CHANNEL MATRIX ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.channel{
  display:block;padding:26px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(24,39,86,.55),rgba(5,11,29,.7));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.channel:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow-strong)}
.channel .ico{font-size:1.3rem;color:var(--cyan);margin-bottom:14px}
.channel h3{margin-bottom:.5rem}
.channel p{color:var(--muted);font-size:.9rem}
.channel .go{display:inline-flex;align-items:center;gap:.45rem;margin-top:14px;font-size:.86rem;font-weight:700;color:var(--cyan)}
.channel:hover .go i{transform:translateX(4px)}
.channel .go i{transition:transform .25s ease}

/* ---------- ASSURANCE + PAY ---------- */
.assure-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:28px;align-items:start}
.assure-list{list-style:none;padding:0;margin:0;display:grid;gap:16px}
.assure-list li{display:grid;grid-template-columns:38px 1fr;gap:14px;align-items:start}
.assure-list i{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-size:.92rem;
  background:rgba(56,189,248,.12);border:1px solid var(--line-strong);color:var(--cyan);
}
.assure-list h4{font-size:.98rem;margin-bottom:.25rem}
.assure-list p{color:var(--muted);font-size:.9rem}
.pay-panel{padding:26px}
.pay-row{display:flex;flex-wrap:wrap;gap:12px;margin:18px 0 20px}
.pay-badge{
  display:inline-flex;align-items:center;gap:.5rem;padding:.62rem 1rem;border-radius:12px;
  border:1px solid var(--line);background:rgba(255,255,255,.05);font-size:.86rem;font-weight:600;color:var(--ink-soft);
  transition:border-color .22s ease,color .22s ease,transform .22s ease;
}
.pay-badge:hover{border-color:var(--line-strong);color:#fff;transform:translateY(-2px)}
.pay-badge i{color:var(--cyan)}
.pay-meta{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;border-top:1px solid var(--line);padding-top:18px}
.pay-meta span{display:block;font-size:.72rem;letter-spacing:.11em;text-transform:uppercase;color:var(--muted)}
.pay-meta strong{font-size:1.05rem;color:#fff}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:940px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(255,255,255,.035);overflow:hidden;transition:border-color .25s ease}
.faq-item[open]{border-color:var(--line-strong);background:rgba(24,39,86,.4)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-weight:700;font-size:.98rem;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--cyan);transition:transform .28s ease;flex:0 0 auto}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:.93rem}

/* ---------- CTA FORM ---------- */
.cta-band{padding:40px 36px;position:relative;overflow:hidden}
.cta-band::before{
  content:"";position:absolute;top:-120px;right:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(closest-side,rgba(56,189,248,.28),transparent);pointer-events:none;
}
.cta-grid{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.92fr);gap:32px;align-items:start}
.cta-grid h2{margin-bottom:.7rem}
.cta-grid p{color:var(--ink-soft)}
.cta-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:10px}
.cta-list li{display:flex;gap:.6rem;font-size:.9rem;color:var(--muted)}
.cta-list li i{color:#A3E635;margin-top:.25rem}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.field{display:flex;flex-direction:column;gap:.4rem}
.field.full{grid-column:1 / -1}
.field label{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700}
.field input,.field select{
  width:100%;padding:.82rem .95rem;border-radius:12px;border:1px solid var(--line);
  background:rgba(3,7,18,.7);color:var(--ink);font-size:.94rem;transition:border-color .22s ease,box-shadow .22s ease;
}
.field input::placeholder{color:var(--muted-2)}
.field input:focus,.field select:focus{border-color:var(--line-strong);box-shadow:var(--glow);outline:none}
.form-note{font-size:.78rem;color:var(--muted-2);margin-top:12px}
.form-alert{
  display:none;margin-top:14px;padding:.8rem 1rem;border-radius:12px;font-size:.88rem;
  border:1px solid rgba(163,230,53,.35);background:rgba(163,230,53,.1);color:#D9F99D;
}
.form-alert.show{display:block}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:6rem;z-index:50;
  display:inline-flex;align-items:center;gap:.65rem;padding:.55rem 1.1rem .55rem .55rem;border-radius:999px;
  font-size:.85rem;font-weight:700;color:#fff;min-height:56px;
  background:
    linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)) padding-box,
    linear-gradient(135deg,#A3E635,#22D3EE) border-box;
  border:1.5px solid transparent;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.82;transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;
  animation:fabFloat 4.2s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.05);box-shadow:0 0 30px rgba(6,182,212,.7)}
.fab:active{transform:scale(.96) translateY(2px)}
.fab-icon{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--blue),var(--cyan));color:#04101f;font-size:1rem;flex:0 0 auto;
}
.fab:hover .fab-icon i{animation:fabFlick .5s ease}
.fab-dot{
  position:absolute;top:7px;right:9px;width:10px;height:10px;border-radius:50%;
  background:#F43F5E;box-shadow:0 0 10px #F43F5E;animation:pulseDot 1.4s infinite;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes fabFlick{0%,100%{opacity:1}40%{opacity:.3}70%{opacity:1}}

/* ---------- FOOTER ---------- */
.site-footer{
  border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(5,11,29,.9),rgba(3,7,18,1));
  padding:58px 0 26px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.site-footer p{color:var(--muted);font-size:.9rem}
.footer-note{font-size:.82rem;color:var(--muted-2);margin-top:14px}
.site-footer h4{font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);margin-bottom:16px}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-links a{font-size:.9rem;color:var(--ink-soft)}
.footer-links a:hover{color:var(--cyan)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:38px;padding-top:22px;border-top:1px solid var(--line);font-size:.84rem;color:var(--muted);
}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;width:44px;height:30px;border-radius:9px;
  border:1px solid var(--line-strong);color:var(--cyan);font-weight:800;font-size:.8rem;letter-spacing:.05em;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1100px){
  .main-nav{
    position:fixed;top:70px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;gap:6px;
    margin-left:0;padding:18px 20px 24px;background:rgba(3,7,18,.98);
    border-bottom:1px solid var(--line);box-shadow:var(--shadow);max-height:calc(100vh - 70px);overflow-y:auto;
  }
  .main-nav.open{display:flex}
  .nav-link{border-radius:12px;padding:.75rem .9rem;font-size:.95rem}
  .nav-toggle{display:grid}
  .brand-text{font-size:.95rem}
  .hero-stack{grid-template-columns:1fr}
  .hero-main{transform:none}
  .hero-side{transform:none;grid-template-columns:repeat(2,minmax(0,1fr))}
  .metric-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .assure-grid,.cta-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .cat-hero{padding:48px 0 62px}
  .hero-main{padding:28px 22px}
  .side-media img{height:180px}
  .scene{grid-template-columns:1fr;gap:18px}
  .scene:nth-child(even) .scene-media{order:0}
  .scene-media img{height:210px}
  .steps{grid-template-columns:1fr}
  .cta-band{padding:30px 22px}
  .form-grid{grid-template-columns:1fr}
  table.cmp th,table.cmp td{padding:13px 14px;font-size:.88rem}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .header-actions .btn-text{padding:.5rem .45rem;font-size:.84rem}
  .header-actions .btn-sm{padding:.55rem .85rem;font-size:.8rem}
  .brand-text b{font-size:.6rem;letter-spacing:.1em}
  .hero-side,.metric-row,.feature-grid,.channel-grid{grid-template-columns:1fr}
  .side-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pay-meta{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .fab{bottom:5.2rem;padding:.5rem;min-width:56px;justify-content:center}
  .fab span.fab-label{display:none}
}

/* roulang page: category2 */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --bg-deep:#050b1d;
  --ink:#F8FAFC;
  --ink-soft:#CBD5E1;
  --muted:#94A3B8;
  --muted-2:#64748B;
  --blue:#2563EB;
  --blue-deep:#1D4ED8;
  --cyan:#38BDF8;
  --cyan-soft:#60A5FA;
  --gold:#FBBF24;
  --line:rgba(148,163,184,.18);
  --line-strong:rgba(56,189,248,.35);
  --glass:linear-gradient(160deg,rgba(24,39,86,.72),rgba(8,16,38,.88));
  --radius:20px;
  --radius-sm:14px;
  --radius-xs:10px;
  --shadow:0 22px 55px rgba(2,7,24,.6);
  --glow:0 0 26px rgba(56,189,248,.35);
  --glow-strong:0 0 38px rgba(56,189,248,.55);
  --sans:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);font-size:16px;line-height:1.65;color:var(--ink);
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(37,99,235,.24),transparent 62%),
    radial-gradient(900px 560px at 92% 8%,rgba(56,189,248,.16),transparent 60%),
    radial-gradient(900px 700px at 50% 120%,rgba(29,78,216,.2),transparent 65%),
    var(--bg);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .22s ease}
button{font:inherit;cursor:pointer}
h1,h2,h3,h4,h5{margin:0;font-weight:800;line-height:1.22;letter-spacing:-.015em}
h2{font-size:clamp(1.5rem,2.7vw,2.15rem)}
h3{font-size:1.1rem}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.text-muted-soft{color:var(--muted)}

/* ---------- HEADER / NAV ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:rgba(3,7,18,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--blue),var(--cyan));color:#04101f;font-size:1.05rem;
  box-shadow:var(--glow);flex:0 0 auto;
}
.brand-text{font-weight:800;font-size:1.02rem;line-height:1.15;letter-spacing:-.01em}
.brand-text b{display:block;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:.55rem .85rem;border-radius:999px;font-size:.92rem;font-weight:600;color:var(--ink-soft);
  white-space:nowrap;transition:background .22s ease,color .22s ease;
}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.12)}
.nav-link.active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.2));border:1px solid var(--line-strong)}
.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--ink);font-size:1rem;place-items:center;
}
.nav-toggle:hover{border-color:var(--line-strong);color:var(--cyan)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.88rem 1.6rem;border-radius:999px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  will-change:transform;
}
.btn-primary{
  background:linear-gradient(135deg,var(--blue-deep),#0EA5E9);color:#F8FAFC;
  box-shadow:0 10px 30px rgba(29,78,216,.45),var(--glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(29,78,216,.55),var(--glow-strong);color:#fff}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:rgba(255,255,255,.045);border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--line-strong);color:#fff;box-shadow:var(--glow);transform:translateY(-2px)}
.btn-gold{background:linear-gradient(135deg,#F59E0B,#FBBF24);color:#1A1206;box-shadow:0 10px 28px rgba(245,158,11,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(245,158,11,.5);color:#1A1206}
.btn-sm{padding:.62rem 1.15rem;font-size:.86rem}
.btn-text{background:none;border:none;color:var(--ink-soft);padding:.6rem .8rem;font-weight:600;font-size:.9rem}
.btn-text:hover{color:#fff}
.btn-block{width:100%}

/* ---------- BADGES / LABELS ---------- */
.tag{
  display:inline-flex;align-items:center;gap:.45rem;padding:.36rem .78rem;border-radius:999px;
  font-size:.72rem;font-weight:700;letter-spacing:.11em;text-transform:uppercase;
  border:1px solid var(--line-strong);background:rgba(56,189,248,.1);color:var(--cyan);
}
.tag-gold{border-color:rgba(251,191,36,.4);background:rgba(251,191,36,.12);color:var(--gold)}
.chip{
  display:inline-flex;align-items:center;gap:.4rem;padding:.34rem .7rem;border-radius:8px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:.76rem;color:var(--ink-soft);
}
.chip i{color:var(--cyan)}

/* ---------- SECTION SHELL ---------- */
.section{padding:76px 0;position:relative}
.section-tight{padding:54px 0}
.section-alt{
  background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.55));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section-head{max-width:760px;margin-bottom:34px;text-align:left}
.section-head h2{margin-top:.6rem}
.section-head p{color:var(--muted);font-size:1rem;margin-top:12px}
.eyebrow{font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.divider{height:1px;border:0;background:linear-gradient(90deg,rgba(56,189,248,.5),rgba(148,163,184,0));margin:26px 0}

/* ---------- GLASS ---------- */
.glass{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.card-pad{padding:24px}

/* ---------- HERO ---------- */
.hero{
  position:relative;margin-top:70px;padding:66px 0 74px;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(3,7,18,.88),rgba(3,7,18,.96)),url('/assets/images/5e109c4cbb804301.jpg');
  background-size:cover;background-position:center;border-bottom:1px solid var(--line);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(720px 400px at 80% 18%,rgba(56,189,248,.18),transparent 66%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center}
.hero h1{font-size:clamp(1.95rem,4vw,3.1rem);line-height:1.14;margin-top:.75rem}
.hero h1 span{background:linear-gradient(120deg,var(--cyan),#BAE6FD 55%,var(--gold));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{color:var(--ink-soft);font-size:1.04rem;margin-top:18px;max-width:660px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.hero-note{font-size:.84rem;color:var(--muted-2);margin-top:16px}

.hero-feature{
  position:relative;border-radius:calc(var(--radius) + 4px);overflow:hidden;
  border:1px solid var(--line-strong);background:var(--glass);box-shadow:var(--shadow);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
}
.hero-feature img{width:100%;height:216px;object-fit:cover}
.hero-feature-body{padding:22px 22px 24px}
.feature-label{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.jackpot-amount{font-size:clamp(1.7rem,3vw,2.2rem);font-weight:900;color:var(--gold);letter-spacing:-.02em;margin-top:6px}
.bar{height:9px;border-radius:999px;background:rgba(148,163,184,.2);overflow:hidden;margin-top:14px}
.bar i{display:block;height:100%;width:72%;border-radius:inherit;background:linear-gradient(90deg,var(--blue),var(--cyan));box-shadow:0 0 14px rgba(56,189,248,.6)}
.feature-rows{list-style:none;padding:0;margin:18px 0 0;display:grid;gap:10px}
.feature-rows li{display:flex;justify-content:space-between;gap:14px;font-size:.9rem;color:var(--ink-soft);border-bottom:1px dashed var(--line);padding-bottom:9px}
.feature-rows li:last-child{border-bottom:0;padding-bottom:0}
.feature-rows b{color:#fff;font-weight:700}

/* ---------- STATS ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
  padding:24px 22px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(24,39,86,.62),rgba(8,16,38,.86));
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.stat-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 16px 40px rgba(2,7,24,.55),var(--glow)}
.stat-value{font-size:1.85rem;font-weight:900;color:#fff;letter-spacing:-.02em;line-height:1.1}
.stat-label{font-size:.78rem;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);margin-top:10px;font-weight:700}
.stat-note{font-size:.88rem;color:var(--muted);margin-top:10px}

/* ---------- GAME CARDS ---------- */
.game-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.game-card{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  background:var(--glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.game-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:0 20px 46px rgba(2,7,24,.6),var(--glow)}
.game-thumb{position:relative}
.game-thumb img{width:100%;height:174px;object-fit:cover}
.game-corner{
  position:absolute;top:12px;left:12px;padding:.3rem .66rem;border-radius:8px;
  font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  background:rgba(220,38,38,.92);color:#fff;box-shadow:0 6px 18px rgba(220,38,38,.35);
}
.game-corner.is-cyan{background:rgba(8,47,73,.92);color:var(--cyan);box-shadow:0 6px 18px rgba(8,47,73,.5)}
.game-corner.is-gold{background:rgba(120,53,15,.94);color:var(--gold);box-shadow:0 6px 18px rgba(120,53,15,.5)}
.game-body{padding:18px 18px 20px}
.game-title{font-size:1.03rem;font-weight:800;color:#fff}
.game-provider{font-size:.8rem;color:var(--cyan);letter-spacing:.08em;text-transform:uppercase;margin-top:6px}
.game-note{font-size:.9rem;color:var(--muted);margin-top:12px}
.game-stats{display:flex;gap:10px;margin-top:16px}
.game-stats span{
  flex:1;padding:.55rem .6rem;border-radius:10px;text-align:center;
  background:rgba(3,7,18,.55);border:1px solid var(--line);
}
.game-stats b{display:block;font-size:.95rem;color:#fff}
.game-stats em{font-style:normal;font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}

/* ---------- COMPARE TABLE ---------- */
.compare-wrap{
  border:1px solid var(--line);border-radius:var(--radius);overflow-x:auto;
  background:linear-gradient(160deg,rgba(8,18,41,.85),rgba(3,7,18,.9));
}
table.compare{width:100%;min-width:720px;border-collapse:collapse}
.compare th,.compare td{padding:16px 18px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.compare thead th{
  background:linear-gradient(135deg,rgba(37,99,235,.28),rgba(56,189,248,.14));
  color:#fff;font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;
}
.compare tbody tr{transition:background .2s ease}
.compare tbody tr:hover{background:rgba(56,189,248,.07)}
.compare td:first-child{color:var(--ink-soft);font-weight:700;width:22%}
.compare td{color:var(--ink-soft);font-size:.94rem}
.compare td b{color:#fff}

/* ---------- TIMELINE ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.timeline::before{
  content:"";position:absolute;top:26px;left:4%;right:4%;height:1px;
  background:linear-gradient(90deg,rgba(56,189,248,.5),rgba(37,99,235,.15));z-index:0;
}
.step{position:relative;z-index:1;padding-top:0}
.step-index{
  width:54px;height:54px;border-radius:16px;display:grid;place-items:center;
  font-weight:900;font-size:1.1rem;color:#04101f;
  background:linear-gradient(140deg,var(--cyan),var(--blue));box-shadow:var(--glow);
}
.step h3{margin-top:18px;font-size:1.05rem;color:#fff}
.step p{font-size:.92rem;color:var(--muted);margin-top:10px}
.step span.step-time{display:inline-block;margin-top:12px;font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;color:var(--gold)}

/* ---------- NEWS LIST ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  display:flex;flex-direction:column;padding:22px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:linear-gradient(160deg,rgba(24,39,86,.55),rgba(8,16,38,.86));
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 16px 40px rgba(2,7,24,.55)}
.news-title{font-size:1.02rem;font-weight:800;color:#fff;line-height:1.4}
.news-card:hover .news-title{color:var(--cyan)}
.news-summary{font-size:.9rem;color:var(--muted);margin-top:12px}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-top:auto;padding-top:16px;font-size:.78rem;color:var(--muted-2)}
.news-empty{
  padding:26px;border-radius:var(--radius-sm);border:1px dashed var(--line-strong);
  color:var(--muted);background:rgba(8,18,41,.5);
}

/* ---------- TRUST ---------- */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-item{
  padding:24px 22px;border-radius:var(--radius-sm);border:1px solid var(--line);
  background:rgba(8,18,41,.6);transition:border-color .24s ease,box-shadow .24s ease,transform .24s ease;
}
.trust-item:hover{border-color:var(--line-strong);box-shadow:var(--glow);transform:translateY(-4px)}
.trust-item i{font-size:1.4rem;color:var(--cyan)}
.trust-item h3{margin-top:14px;font-size:1rem;color:#fff}
.trust-item p{font-size:.9rem;color:var(--muted);margin-top:8px}
.pay-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}

/* ---------- QUICK ANSWERS ---------- */
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quick-item{padding:22px;border-radius:var(--radius-sm);border-left:3px solid var(--cyan);background:rgba(3,7,18,.6)}
.quick-item h3{font-size:1rem;color:#fff}
.quick-item p{font-size:.92rem;color:var(--muted);margin-top:10px}

/* ---------- FAQ ---------- */
.faq-list{max-width:900px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(8,18,41,.6);
  margin-bottom:12px;overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;
}
.faq-item:hover{border-color:var(--line-strong)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 20px;font-weight:700;color:#fff;font-size:1rem;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--cyan);transition:transform .25s ease;flex:0 0 auto}
.faq-item[open]{box-shadow:var(--glow)}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-answer{padding:0 20px 20px;color:var(--ink-soft);font-size:.94rem}

/* ---------- CTA / FORM ---------- */
.cta-panel{
  border-radius:calc(var(--radius) + 4px);border:1px solid var(--line-strong);overflow:hidden;
  background:
    linear-gradient(160deg,rgba(24,39,86,.78),rgba(3,7,18,.95)),
    url('/assets/images/e673117931f2c9ac.jpg');
  background-size:cover;background-position:center;box-shadow:var(--shadow);
}
.cta-inner{display:grid;grid-template-columns:1fr 1fr;gap:36px;padding:38px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1 / -1}
.field label{font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:600}
.field input,.field select{
  width:100%;padding:.85rem 1rem;border-radius:12px;border:1px solid var(--line);
  background:rgba(3,7,18,.7);color:var(--ink);font-family:var(--sans);font-size:.95rem;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.field input::placeholder{color:var(--muted-2)}
.field input:focus,.field select:focus{outline:none;border-color:var(--line-strong);box-shadow:var(--glow)}
.form-note{font-size:.82rem;color:var(--muted-2);margin-top:14px}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:1080;width:58px;height:58px;border-radius:20px;
  display:grid;place-items:center;font-size:1.25rem;color:#E0F2FE;
  background:linear-gradient(150deg,rgba(37,99,235,.92),rgba(6,182,212,.78));
  border:1px solid rgba(56,189,248,.6);box-shadow:0 0 22px rgba(6,182,212,.45);
  opacity:.82;transition:transform .22s ease,box-shadow .22s ease,opacity .22s ease;
}
.fab:hover{opacity:1;transform:scale(1.08);box-shadow:0 0 34px rgba(6,182,212,.72);color:#fff}
.fab:active{transform:scale(.94)}
.fab .fab-dot{
  position:absolute;top:-4px;right:-4px;width:14px;height:14px;border-radius:50%;
  background:#22D3EE;box-shadow:0 0 12px rgba(34,211,238,.95);animation:fabPulse 1.7s infinite;
}
@keyframes fabPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(.72);opacity:.55}}

/* ---------- FOOTER ---------- */
.site-footer{
  padding:62px 0 26px;border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(5,11,29,.65),rgba(3,7,18,.98));
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.site-footer h4{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:#fff;margin-bottom:14px}
.site-footer p{color:var(--muted);font-size:.92rem}
.footer-note{font-size:.84rem;color:var(--muted-2);margin-top:12px}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.footer-links a{color:var(--muted);font-size:.92rem}
.footer-links a:hover{color:var(--cyan)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
  border-top:1px solid var(--line);margin-top:36px;padding-top:20px;font-size:.85rem;color:var(--muted);
}
.age-badge{
  display:inline-grid;place-items:center;min-width:44px;padding:.28rem .6rem;border-radius:999px;
  border:1px solid rgba(251,191,36,.45);color:var(--gold);font-weight:800;font-size:.76rem;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .main-nav{
    position:fixed;top:70px;left:0;right:0;margin:0;display:none;flex-direction:column;align-items:stretch;
    gap:6px;padding:16px 20px 22px;background:rgba(3,7,18,.97);
    border-bottom:1px solid var(--line);box-shadow:0 22px 40px rgba(2,7,24,.6);
  }
  .main-nav.open{display:flex}
  .main-nav .nav-link{padding:.8rem 1rem;border-radius:12px}
  .nav-toggle{display:grid}
  .header-actions{margin-left:auto}
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-feature img{height:196px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .game-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .quick-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:repeat(2,1fr);gap:28px}
  .timeline::before{display:none}
  .cta-inner{grid-template-columns:1fr;padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:640px){
  .section{padding:56px 0}
  .section-tight{padding:44px 0}
  .hero{padding:44px 0 56px}
  .header-inner{gap:10px}
  .brand-text{font-size:.94rem}
  .btn{padding:.78rem 1.25rem;font-size:.9rem}
  .btn-sm{padding:.55rem .9rem;font-size:.8rem}
  .btn-text{padding:.5rem .55rem;font-size:.84rem}
  .stat-grid{grid-template-columns:1fr}
  .game-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .fab{left:12px;bottom:84px;width:54px;height:54px;border-radius:16px;font-size:1.15rem}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important}
}

/* roulang page: category3 */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --bg-deep:#050b1d;
  --ink:#F8FAFC;
  --ink-soft:#CBD5E1;
  --muted:#94A3B8;
  --muted-2:#64748B;
  --blue:#2563EB;
  --blue-deep:#1D4ED8;
  --cyan:#38BDF8;
  --cyan-soft:#60A5FA;
  --gold:#FBBF24;
  --line:rgba(148,163,184,.18);
  --line-strong:rgba(56,189,248,.35);
  --glass:linear-gradient(160deg,rgba(24,39,86,.72),rgba(8,16,38,.88));
  --radius:20px;
  --radius-sm:14px;
  --radius-xs:10px;
  --shadow:0 22px 55px rgba(2,7,24,.6);
  --glow:0 0 26px rgba(56,189,248,.35);
  --glow-strong:0 0 38px rgba(56,189,248,.55);
  --sans:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  --container:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--sans);font-size:16px;line-height:1.65;color:var(--ink);
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(37,99,235,.24),transparent 62%),
    radial-gradient(900px 560px at 92% 8%,rgba(56,189,248,.16),transparent 60%),
    radial-gradient(900px 700px at 50% 120%,rgba(29,78,216,.2),transparent 65%),
    var(--bg);
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
h1,h2,h3,h4,h5{margin:0 0 .65rem;font-weight:800;line-height:1.22;letter-spacing:-.015em}
h1{font-size:clamp(1.85rem,3.5vw,2.95rem)}
h2{font-size:clamp(1.45rem,2.35vw,2.05rem)}
h3{font-size:1.1rem}
h4{font-size:.98rem}
p{margin:0 0 1rem;color:var(--ink-soft)}
ul{list-style:none;margin:0;padding:0}
img{max-width:100%;height:auto;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .22s ease}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px
}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
[id]{scroll-margin-top:92px}
.text-muted-soft{color:var(--muted)}

/* ---------- HEADER / NAV ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:1040;
  background:rgba(3,7,18,.82);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;min-height:70px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--blue),var(--cyan));color:#04101f;font-size:1.05rem;
  box-shadow:var(--glow);flex:0 0 auto;
}
.brand-text{font-weight:800;font-size:1.02rem;line-height:1.15;letter-spacing:-.01em}
.brand-text b{display:block;font-size:.68rem;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan);font-weight:700}
.main-nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  padding:.55rem .85rem;border-radius:999px;font-size:.92rem;font-weight:600;color:var(--ink-soft);
  white-space:nowrap;transition:background .22s ease,color .22s ease;
}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.12)}
.nav-link.active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.2));border:1px solid var(--line-strong)}
.header-actions{display:flex;align-items:center;gap:8px;flex:0 0 auto}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line);
  background:rgba(255,255,255,.04);color:var(--ink);font-size:1rem;place-items:center;
}
.nav-toggle:hover{border-color:var(--line-strong);color:var(--cyan)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.55rem;
  padding:.88rem 1.6rem;border-radius:999px;font-weight:700;font-size:.95rem;
  border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  will-change:transform;
}
.btn-primary{
  background:linear-gradient(135deg,var(--blue-deep),#0EA5E9);color:#F8FAFC;
  box-shadow:0 10px 30px rgba(29,78,216,.45),var(--glow);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(29,78,216,.55),var(--glow-strong);color:#fff}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:rgba(255,255,255,.045);border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--line-strong);color:#fff;box-shadow:var(--glow);transform:translateY(-2px)}
.btn-gold{background:linear-gradient(135deg,#F59E0B,#FBBF24);color:#1A1206;box-shadow:0 10px 28px rgba(245,158,11,.35)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 16px 36px rgba(245,158,11,.5)}
.btn-sm{padding:.62rem 1.15rem;font-size:.86rem}
.btn-text{background:none;border:none;color:var(--ink-soft);padding:.6rem .8rem;font-weight:600;font-size:.9rem}
.btn-text:hover{color:#fff}
.btn-block{width:100%}

/* ---------- BADGES / LABELS ---------- */
.tag{
  display:inline-flex;align-items:center;gap:.45rem;padding:.36rem .78rem;border-radius:999px;
  font-size:.72rem;font-weight:700;letter-spacing:.11em;text-transform:uppercase;
  border:1px solid var(--line-strong);background:rgba(56,189,248,.1);color:var(--cyan);
}
.tag-gold{border-color:rgba(251,191,36,.4);background:rgba(251,191,36,.12);color:var(--gold)}
.chip{
  display:inline-flex;align-items:center;gap:.4rem;padding:.34rem .7rem;border-radius:8px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:.78rem;color:var(--ink-soft);
}
.chip-low{background:rgba(16,185,129,.12);border-color:rgba(16,185,129,.35);color:#6EE7B7}
.chip-mid{background:rgba(56,189,248,.12);border-color:rgba(56,189,248,.35);color:var(--cyan)}
.chip-high{background:rgba(236,72,153,.12);border-color:rgba(236,72,153,.35);color:#F9A8D4}

/* ---------- SECTION SHELL ---------- */
.section{padding:76px 0;position:relative}
.section-tight{padding:54px 0}
.section-alt{
  background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.55));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section-head{max-width:780px;margin-bottom:34px;text-align:left}
.section-head h2{margin-top:.65rem}
.section-head p{color:var(--muted);font-size:1rem;margin-bottom:0}
.eyebrow{font-size:.74rem;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);font-weight:700;display:inline-block;margin-bottom:.35rem}
.glass{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.glass:hover{border-color:var(--line-strong)}

/* ---------- HERO CATEGORY ---------- */
.hero-cat{
  position:relative;margin-top:70px;padding:76px 0 68px;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(3,7,18,.9),rgba(3,7,18,.96)),url('/assets/images/5e109c4cbb804301.jpg');
  background-size:cover;background-position:center;border-bottom:1px solid var(--line);
}
.hero-cat::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(56,189,248,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(56,189,248,.06) 1px,transparent 1px);
  background-size:64px 64px;mask-image:radial-gradient(circle at 30% 20%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 30% 20%,#000 0%,transparent 72%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center}
.hero-copy h1{margin:.85rem 0 1rem}
.hero-lead{font-size:1.06rem;color:var(--ink-soft);max-width:60ch}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 0}
.hero-points li{
  display:inline-flex;align-items:center;gap:.5rem;padding:.46rem .85rem;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line);font-size:.82rem;font-weight:600;color:var(--ink-soft);
}
.hero-points i{color:var(--cyan)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-panel{padding:20px;box-shadow:var(--shadow);position:relative}
.panel-media{position:relative;border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line)}
.panel-media img{width:100%;height:210px;object-fit:cover;border-radius:0}
.corner-tag{
  position:absolute;top:12px;right:12px;padding:.3rem .62rem;border-radius:8px;
  background:rgba(220,38,38,.9);color:#fff;font-size:.68rem;font-weight:800;letter-spacing:.12em;
}
.corner-tag.gold{background:rgba(251,191,36,.92);color:#1A1206}
.panel-stats{margin:16px 0 0;display:grid;gap:10px}
.panel-stats li{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:.6rem .75rem;border-radius:var(--radius-xs);background:rgba(255,255,255,.04);border:1px solid var(--line);font-size:.86rem;color:var(--muted)}
.panel-stats b{color:var(--ink);font-size:.95rem}
.panel-note{margin-top:14px;font-size:.8rem;color:var(--muted-2);display:flex;gap:.5rem;align-items:flex-start;line-height:1.5}
.panel-note i{color:var(--cyan);margin-top:.2rem}

/* ---------- METRICS ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(248px,1fr));gap:18px}
.metric-card{padding:22px;transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}
.metric-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.metric-label{display:block;font-size:.76rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-bottom:.5rem}
.metric-value{display:block;font-size:1.45rem;font-weight:800;color:var(--cyan);margin-bottom:.5rem;letter-spacing:-.02em}
.metric-card p{margin:0;font-size:.9rem;color:var(--muted)}

/* ---------- MATRIX TABLE ---------- */
.matrix-wrap{overflow-x:auto;padding:8px;border-radius:var(--radius)}
.matrix-table{width:100%;border-collapse:collapse;min-width:720px}
.matrix-table th,.matrix-table td{padding:14px 16px;text-align:left;font-size:.92rem;border-bottom:1px solid var(--line)}
.matrix-table th{
  font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700;
  background:rgba(56,189,248,.06);white-space:nowrap;
}
.matrix-table td{color:var(--ink-soft)}
.matrix-table td b{color:var(--ink)}
.matrix-table tbody tr{transition:background .2s ease}
.matrix-table tbody tr:hover{background:rgba(56,189,248,.06)}
.matrix-table tbody tr:last-child td{border-bottom:0}
.provider-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:22px}
.provider-label{font-size:.86rem;color:var(--muted);font-weight:600}

/* ---------- STEPS ---------- */
.step-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.step-item{position:relative;padding:26px 24px 24px;border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(150deg,rgba(24,39,86,.55),rgba(8,16,38,.8));transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.step-item:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.step-num{display:block;font-size:1.5rem;font-weight:900;color:rgba(56,189,248,.55);letter-spacing:-.03em;margin-bottom:.4rem}
.step-item h3{margin-bottom:.5rem}
.step-item p{margin:0;font-size:.93rem;color:var(--muted)}

/* ---------- COMPARE ---------- */
.compare-layout .section-head{margin-bottom:28px}
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-card{padding:26px;position:relative}
.compare-card h3{margin-bottom:1rem}
.compare-card.is-highlight{border-color:var(--line-strong);box-shadow:var(--glow)}
.compare-list{display:grid;gap:12px;margin-bottom:18px}
.compare-list li{display:flex;gap:.65rem;font-size:.93rem;color:var(--ink-soft);line-height:1.55}
.compare-list i{margin-top:.28rem}
.compare-card .fa-xmark{color:#F87171}
.compare-card .fa-check{color:#34D399}
.compare-foot{font-size:.84rem;color:var(--muted-2);border-top:1px solid var(--line);padding-top:14px}
.compare-card .corner-tag{top:22px}

/* ---------- CHANNELS ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel-card{padding:26px;display:block;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.channel-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--glow)}
.channel-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;margin-bottom:14px;
  background:rgba(56,189,248,.12);border:1px solid var(--line-strong);color:var(--cyan);font-size:1.05rem;
}
.channel-card p{font-size:.9rem;color:var(--muted);margin-bottom:1rem}
.channel-more{font-size:.85rem;font-weight:700;color:var(--cyan);display:inline-flex;align-items:center;gap:.45rem}
.channel-card:hover .channel-more{color:#fff}

/* ---------- POST LIST ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.post-card{padding:22px;display:flex;flex-direction:column;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-card h3{font-size:1.02rem;line-height:1.4;margin-bottom:.55rem}
.post-link{display:block}
.post-link:hover h3{color:var(--cyan)}
.post-card p{font-size:.89rem;color:var(--muted);margin-bottom:1rem}
.post-meta{display:flex;flex-wrap:wrap;gap:14px;font-size:.78rem;color:var(--muted-2);margin-top:auto;border-top:1px solid var(--line);padding-top:12px}
.post-meta i{color:var(--cyan);margin-right:.3rem}
.empty-note{padding:22px;border-radius:var(--radius-sm);border:1px dashed var(--line-strong);color:var(--muted);background:rgba(56,189,248,.05);margin:0}

/* ---------- TRUST ---------- */
.trust-layout{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}
.trust-list{display:grid;gap:16px;margin-top:22px}
.trust-list li{display:flex;gap:.85rem;align-items:flex-start}
.trust-list i{
  width:38px;height:38px;flex:0 0 auto;border-radius:11px;display:grid;place-items:center;
  background:rgba(56,189,248,.12);border:1px solid var(--line-strong);color:var(--cyan);font-size:.92rem;
}
.trust-list b{display:block;font-size:.96rem;color:var(--ink);margin-bottom:.15rem}
.trust-list span{font-size:.88rem;color:var(--muted);display:block;line-height:1.55}
.trust-media{margin:0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.trust-media img{width:100%;height:340px;object-fit:cover;border-radius:0}
.trust-media figcaption{padding:14px 18px;font-size:.83rem;color:var(--muted);background:rgba(8,16,38,.9);border-top:1px solid var(--line)}

/* ---------- FAQ ---------- */
.faq-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:44px;align-items:start}
.faq-side p{font-size:.95rem;color:var(--muted)}
.faq-accordion .accordion-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-sm);
  margin-bottom:12px;overflow:hidden;
}
.faq-accordion .accordion-button{
  background:transparent;color:var(--ink);font-weight:700;font-size:.98rem;line-height:1.45;
  padding:17px 20px;box-shadow:none;text-align:left;
}
.faq-accordion .accordion-button:not(.collapsed){color:var(--cyan);background:rgba(56,189,248,.08)}
.faq-accordion .accordion-button::after{filter:invert(1);opacity:.6}
.faq-accordion .accordion-button:focus{box-shadow:none;outline:2px solid var(--cyan);outline-offset:-2px}
.faq-accordion .accordion-body{padding:0 20px 20px;color:var(--muted);font-size:.92rem;line-height:1.65}

/* ---------- CTA ---------- */
.cta-section{padding-bottom:88px}
.cta-panel{
  display:grid;grid-template-columns:1.05fr .95fr;gap:38px;padding:38px;box-shadow:var(--shadow);
}
.cta-copy h2{margin-top:.7rem}
.cta-copy p{color:var(--muted)}
.cta-points{display:grid;gap:10px;margin-top:18px}
.cta-points li{display:flex;gap:.6rem;font-size:.91rem;color:var(--ink-soft)}
.cta-points i{color:#34D399;margin-top:.28rem}
.cta-form{display:grid;gap:14px;align-content:start}
.form-field{display:grid;gap:.4rem}
.form-field label{font-size:.82rem;font-weight:700;letter-spacing:.04em;color:var(--ink-soft)}
.form-field input,.form-field select{
  width:100%;padding:.78rem .95rem;border-radius:var(--radius-xs);border:1px solid var(--line);
  background:rgba(3,7,18,.75);color:var(--ink);font-size:.93rem;transition:border-color .2s ease,box-shadow .2s ease;
}
.form-field input::placeholder{color:var(--muted-2)}
.form-field input:focus,.form-field select:focus{border-color:var(--line-strong);box-shadow:var(--glow);outline:none}
.form-check{display:flex;gap:.65rem;align-items:flex-start;font-size:.85rem;color:var(--muted);line-height:1.5}
.form-check input{width:18px;height:18px;margin-top:.2rem;accent-color:#2563EB;flex:0 0 auto}
.form-note{font-size:.78rem;color:var(--muted-2);margin:0}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:1050;
  display:inline-flex;align-items:center;gap:10px;min-height:56px;min-width:56px;padding:0 20px;
  border-radius:999px;border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(120deg,#38BDF8,#2563EB 52%,#A3E635);
  background-origin:border-box;background-clip:padding-box,border-box;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  color:#F8FAFC;font-weight:800;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;
  box-shadow:0 0 20px rgba(56,189,248,.45);opacity:.78;
  transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;
  animation:fabPulse 3.4s ease-in-out infinite;
}
.fab i{font-size:1rem;color:#A3E635;animation:fabFlicker 2.6s infinite}
.fab:hover{opacity:1;transform:translateY(-3px);box-shadow:0 0 34px rgba(56,189,248,.72)}
.fab:active{transform:translateY(0) scale(.96)}
.fab-dot{
  position:absolute;top:5px;right:8px;width:10px;height:10px;border-radius:50%;
  background:#EC4899;box-shadow:0 0 10px #EC4899;animation:dotBlink 1.4s infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(56,189,248,.4)}50%{box-shadow:0 0 32px rgba(56,189,248,.7)}}
@keyframes fabFlicker{0%,100%{opacity:1}45%{opacity:.55}50%{opacity:1}70%{opacity:.7}}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.25}}

/* ---------- FOOTER ---------- */
.site-footer{
  background:linear-gradient(180deg,rgba(5,11,29,.92),rgba(3,7,18,.99));
  border-top:1px solid var(--line);padding:62px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-grid h4{
  font-size:.82rem;letter-spacing:.14em;text-transform:uppercase;color:#fff;margin-bottom:14px;
}
.footer-grid p{font-size:.88rem;color:var(--muted);line-height:1.62}
.footer-note{font-size:.8rem;color:var(--muted-2);margin-bottom:0}
.footer-links{display:grid;gap:10px}
.footer-links a{font-size:.88rem;color:var(--muted)}
.footer-links a:hover{color:var(--cyan)}
.footer-bottom{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  font-size:.8rem;color:var(--muted-2);
}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;min-width:44px;padding:.28rem .6rem;
  border-radius:999px;border:1px solid var(--line-strong);color:var(--cyan);font-weight:800;font-size:.78rem;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .header-inner{min-height:66px}
  .nav-toggle{display:grid}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;margin:0;flex-direction:column;align-items:stretch;gap:4px;
    display:none;padding:14px 20px 20px;background:rgba(3,7,18,.97);border-bottom:1px solid var(--line);
    backdrop-filter:blur(18px);
  }
  .main-nav.open{display:flex}
  .nav-link{padding:.7rem .9rem;font-size:.95rem}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-copy h1{font-size:clamp(1.7rem,4.4vw,2.4rem)}
  .channel-grid,.post-grid{grid-template-columns:repeat(2,1fr)}
  .compare-grid{grid-template-columns:1fr}
  .trust-layout{grid-template-columns:1fr;gap:28px}
  .faq-layout{grid-template-columns:1fr;gap:26px}
  .cta-panel{grid-template-columns:1fr;padding:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .fab{bottom:88px}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .hero-cat{padding:56px 0 52px}
  .header-actions{gap:4px}
  .btn-text{padding:.45rem .5rem;font-size:.84rem}
  .btn-sm{padding:.55rem .95rem;font-size:.82rem}
  .brand-text{font-size:.94rem}
  .step-grid{grid-template-columns:1fr}
  .matrix-table th,.matrix-table td{padding:12px}
  .cta-section{padding-bottom:72px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .brand-mark{width:36px;height:36px}
  .brand-text b{font-size:.62rem;letter-spacing:.1em}
  .hero-panel{padding:16px}
  .channel-grid,.post-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .metric-value{font-size:1.28rem}
  .fab{left:12px;bottom:82px;padding:0 16px;font-size:.74rem;letter-spacing:.08em}
  .mobile-hide-text{display:none}
}

/* 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}