/* roulang page: index */
/* ========== 1. DESIGN TOKENS ========== */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#050c1c;
  --panel:rgba(13,25,48,.6);
  --panel-solid:#0b1730;
  --line:rgba(96,165,250,.18);
  --line-2:rgba(96,165,250,.38);
  --brand:#2563eb;
  --brand-2:#38bdf8;
  --holo:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --dim:#64748b;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh-1:0 14px 34px rgba(2,8,23,.5);
  --sh-2:0 28px 64px rgba(2,8,23,.68);
  --glow-1:0 0 24px rgba(56,189,248,.3);
  --glow-2:0 0 46px rgba(56,189,248,.5);
  --ease:cubic-bezier(.22,.68,.36,1);
  --maxw:1180px;
}

/* ========== 2. RESET / BASE ========== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:inherit;color:var(--text);margin:0;font-weight:800;letter-spacing:-.015em}
p{margin:0}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease)}
img{max-width:100%;height:auto;display:block}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
a:focus-visible,button:focus-visible{outline:2px solid var(--brand-2);outline-offset:3px;border-radius:6px}

.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}
.section{padding:86px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.72) 0%,rgba(3,7,18,.96) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--tight{padding:52px 0}

/* ========== 3. TYPOGRAPHY HELPERS ========== */
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:800;
  letter-spacing:.17em;
  text-transform:uppercase;
  color:var(--brand-2);
  margin-bottom:14px;
}
.section-head{max-width:760px;margin-bottom:46px}
.section-head h2{font-size:clamp(1.55rem,2.7vw,2.2rem);line-height:1.28;margin-bottom:16px}
.section-head p{color:var(--muted);font-size:16px;line-height:1.7}
.section-head--split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:40px;align-items:end;max-width:none}
.grad-text{background:linear-gradient(120deg,#93c5fd,#38bdf8 60%,#2563eb);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ========== 4. BUTTONS ========== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;white-space:nowrap;transition:all .3s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  color:#03121f;
  box-shadow:0 10px 28px rgba(37,99,235,.42),0 0 24px rgba(56,189,248,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(37,99,235,.6),0 0 42px rgba(56,189,248,.6)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{color:#dbeafe;background:rgba(37,99,235,.1);border-color:rgba(96,165,250,.36)}
.btn-ghost:hover{background:rgba(37,99,235,.24);border-color:rgba(56,189,248,.72);color:#fff}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}

/* ========== 5. HEADER / NAV ========== */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(3,7,18,.84);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px}
.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(135deg,#2563eb,#38bdf8);
  color:#03121f;font-weight:900;font-size:14px;letter-spacing:-.02em;
  box-shadow:0 0 22px rgba(56,189,248,.45);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.02em}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-2);font-weight:700}

.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  display:block;padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:600;
  color:var(--muted);transition:all .25s var(--ease);
}
.nav-links a:hover{color:#fff;background:rgba(37,99,235,.18)}
.nav-links a.active{
  color:#fff;
  background:linear-gradient(135deg,rgba(37,99,235,.34),rgba(56,189,248,.18));
  box-shadow:inset 0 0 0 1px rgba(56,189,248,.38);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-2);background:rgba(37,99,235,.12);
  align-items:center;justify-content:center;color:#dbeafe;
}
.nav-toggle:hover{background:rgba(37,99,235,.26)}

/* ========== 6. HERO ========== */
.hero{position:relative;overflow:hidden;padding:100px 0 68px;background:var(--bg-2);isolation:isolate}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.3;z-index:-2}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(1020px 620px at 8% -6%,rgba(37,99,235,.55),transparent 62%),
    radial-gradient(760px 480px at 96% 8%,rgba(56,189,248,.22),transparent 66%),
    linear-gradient(180deg,rgba(3,7,18,.62) 0%,rgba(3,7,18,.9) 58%,#030712 100%);
}
.hero::before{
  content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(96,165,250,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(96,165,250,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 30% 20%,#000,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 30% 20%,#000,transparent 78%);
}
.hero-inner{position:relative;z-index:2;max-width:900px}
.hero h1{
  font-size:clamp(1.75rem,3.6vw,2.85rem);
  line-height:1.18;
  font-weight:900;
  letter-spacing:-.025em;
  margin-bottom:22px;
  overflow-wrap:break-word;
}
.hero-lead{font-size:16.5px;line-height:1.72;color:#cbd5e1;max-width:790px;margin-bottom:32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px}
.hero-trust li{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 15px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:#bfdbfe;background:rgba(13,25,48,.72);border:1px solid var(--line);
}
.hero-trust li::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--brand-2);box-shadow:0 0 10px var(--brand-2)}
.hero-quick{
  display:flex;gap:12px;overflow-x:auto;margin-top:44px;padding-top:26px;
  border-top:1px solid var(--line);scrollbar-width:thin;
}
.quick-pill{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:9px;
  padding:11px 19px;border-radius:999px;font-size:14px;font-weight:600;
  color:#dbeafe;background:rgba(13,25,48,.72);border:1px solid var(--line-2);
  transition:all .28s var(--ease);
}
.quick-pill:hover{color:#fff;border-color:var(--brand-2);box-shadow:var(--glow-1);transform:translateY(-2px)}
.quick-pill i{width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,#2563eb,#38bdf8);display:block}

/* ========== 7. STAT BAR ========== */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
}
.stat{background:rgba(8,18,41,.88);padding:26px 24px}
.stat strong{
  display:block;font-size:clamp(1.45rem,2.4vw,2rem);font-weight:900;letter-spacing:-.02em;
  background:linear-gradient(135deg,#bfdbfe,#38bdf8);-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat span{display:block;margin-top:7px;font-size:13.5px;color:var(--muted);line-height:1.55}

/* ========== 8. VALUE SECTION ========== */
.value-grid{display:grid;grid-template-columns:minmax(0,.86fr) minmax(0,1.14fr);gap:56px;align-items:start}
.value-intro{position:sticky;top:104px}
.value-intro h2{font-size:clamp(1.5rem,2.6vw,2.1rem);line-height:1.3;margin-bottom:18px}
.value-intro p{color:var(--muted);line-height:1.72;margin-bottom:22px}
.value-list{display:flex;flex-direction:column}
.value-item{
  padding:24px 0 24px 26px;
  border-left:2px solid rgba(96,165,250,.2);
  transition:all .35s var(--ease);
}
.value-item:hover{border-left-color:var(--brand-2);padding-left:32px;background:linear-gradient(90deg,rgba(37,99,235,.12),transparent 70%)}
.value-item h3{font-size:17px;font-weight:700;margin-bottom:9px}
.value-item p{color:var(--muted);font-size:14.6px;line-height:1.68}

/* ========== 9. GAME / FEATURE CARDS ========== */
.game-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.game-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:all .38s var(--ease);
}
.game-card:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:var(--sh-2),var(--glow-1)}
.game-media{position:relative;aspect-ratio:16/10;overflow:hidden}
.game-media img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.game-card:hover .game-media img{transform:scale(1.07)}
.game-media::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.05) 35%,rgba(3,7,18,.88) 100%)}
.game-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.game-body h3{font-size:17.5px;font-weight:700}
.game-body p{color:var(--muted);font-size:14.5px;line-height:1.65}
.tag{
  align-self:flex-start;margin-top:auto;
  font-size:11px;letter-spacing:.08em;text-transform:uppercase;font-weight:800;
  color:var(--brand-2);background:rgba(56,189,248,.1);
  border:1px solid rgba(56,189,248,.3);padding:5px 11px;border-radius:999px;
}

/* ========== 10. SCENES ========== */
.scene-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.scene{
  padding:28px 26px;border-radius:var(--r-lg);
  background:rgba(8,18,41,.55);border:1px solid var(--line);
  transition:all .32s var(--ease);
}
.scene:hover{border-color:var(--line-2);background:rgba(13,25,48,.8);transform:translateY(-4px)}
.scene-num{display:inline-block;font-size:12px;font-weight:900;letter-spacing:.16em;color:var(--brand-2);margin-bottom:12px}
.scene h3{font-size:17px;font-weight:700;margin-bottom:10px}
.scene p{color:var(--muted);font-size:14.6px;line-height:1.68}

/* ========== 11. DEMO ========== */
.demo-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:52px;align-items:center}
.demo-media{position:relative;border-radius:var(--r-xl);overflow:hidden;border:1px solid var(--line-2);box-shadow:var(--sh-2)}
.demo-media img{width:100%;height:auto;object-fit:cover}
.demo-media::after{content:'';position:absolute;inset:0;background:linear-gradient(200deg,rgba(37,99,235,.16),transparent 55%)}
.demo-badge{
  position:absolute;left:18px;bottom:18px;z-index:2;
  display:inline-flex;align-items:center;gap:9px;padding:10px 16px;border-radius:999px;
  background:rgba(3,7,18,.82);border:1px solid var(--line-2);backdrop-filter:blur(10px);
  font-size:12.5px;font-weight:700;color:#bfdbfe;
}
.demo-badge::before{content:'';width:8px;height:8px;border-radius:50%;background:#22d3ee;box-shadow:0 0 12px #22d3ee}
.demo-copy h2{font-size:clamp(1.5rem,2.5vw,2.05rem);line-height:1.3;margin-bottom:18px}
.demo-copy > p{color:var(--muted);line-height:1.72;margin-bottom:26px}
.demo-list{display:flex;flex-direction:column;gap:16px}
.demo-list li{display:flex;gap:13px;align-items:flex-start}
.demo-list li::before{
  content:'';flex:0 0 auto;width:20px;height:20px;margin-top:4px;border-radius:7px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  box-shadow:0 0 16px rgba(56,189,248,.45);
}
.demo-list b{display:block;font-size:15px;font-weight:700;margin-bottom:3px}
.demo-list span{color:var(--muted);font-size:14.3px;line-height:1.6}

/* ========== 12. TIERS ========== */
.tier-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.tier{
  padding:28px 22px;border-radius:var(--r-lg);
  background:linear-gradient(180deg,rgba(13,25,48,.72),rgba(5,12,28,.72));
  border:1px solid var(--line);transition:all .32s var(--ease);
}
.tier:hover{transform:translateY(-5px);border-color:var(--line-2)}
.tier--top{border-color:rgba(56,189,248,.52);box-shadow:var(--glow-1)}
.tier-name{display:block;font-size:13px;font-weight:900;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-2);margin-bottom:8px}
.tier h3{font-size:19px;font-weight:800;margin-bottom:12px}
.tier p{color:var(--muted);font-size:14.3px;line-height:1.66}

/* ========== 13. STEPS ========== */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.step{
  padding:30px 26px;border-radius:var(--r-lg);
  background:rgba(8,18,41,.6);border:1px solid var(--line);
  transition:all .32s var(--ease);
}
.step:hover{border-color:var(--line-2);box-shadow:var(--sh-1)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:13px;margin-bottom:18px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03121f;
  font-weight:900;font-size:16px;box-shadow:0 0 20px rgba(56,189,248,.42);
}
.step h3{font-size:17px;font-weight:700;margin-bottom:10px}
.step p{color:var(--muted);font-size:14.6px;line-height:1.68}

/* ========== 14. DEVICE PANELS ========== */
.device-grid{display:grid;grid-template-columns:1.28fr 1fr 1fr;gap:20px}
.device{
  padding:30px 26px;border-radius:var(--r-lg);
  background:linear-gradient(165deg,rgba(13,25,48,.72),rgba(5,12,28,.66));
  border:1px solid var(--line);transition:all .32s var(--ease);
}
.device:hover{border-color:var(--line-2);transform:translateY(-4px)}
.device--lead{background:linear-gradient(165deg,rgba(37,99,235,.28),rgba(5,12,28,.72));border-color:rgba(56,189,248,.4)}
.device h3{font-size:17.5px;font-weight:700;margin-bottom:11px}
.device p{color:var(--muted);font-size:14.5px;line-height:1.68}
.device-label{display:block;font-size:11.5px;font-weight:800;letter-spacing:.15em;text-transform:uppercase;color:var(--brand-2);margin-bottom:14px}

/* ========== 15. PAYMENT ========== */
.pay-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.pay-chip{
  display:flex;align-items:center;gap:14px;padding:18px 20px;border-radius:var(--r-md);
  background:rgba(8,18,41,.62);border:1px solid var(--line);transition:all .3s var(--ease);
}
.pay-chip:hover{border-color:var(--line-2);background:rgba(13,25,48,.85)}
.pay-logo{
  flex:0 0 auto;width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#bfdbfe,#38bdf8);color:#03121f;font-weight:900;font-size:11.5px;
  letter-spacing:-.01em;text-align:center;line-height:1.1;
}
.pay-chip b{display:block;font-size:14.6px;font-weight:700}
.pay-chip span{display:block;color:var(--muted);font-size:13px;line-height:1.5}

/* ========== 16. INFO CARDS (LICENSE / SECURITY) ========== */
.info-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.info-card{
  padding:30px 26px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(13,25,48,.74),rgba(5,12,28,.7));
  border:1px solid var(--line);transition:all .32s var(--ease);
}
.info-card:hover{border-color:var(--line-2);box-shadow:var(--sh-1)}
.info-card h3{font-size:15.8px;line-height:1.5;font-weight:700;margin-bottom:14px}
.info-card p{color:var(--muted);font-size:14.4px;line-height:1.68}

/* ========== 17. SPECS ========== */
.spec-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.spec-col{padding:30px 28px;border-radius:var(--r-lg);background:rgba(8,18,41,.58);border:1px solid var(--line)}
.spec-col h3{font-size:17px;font-weight:700;margin-bottom:18px}
.spec-col li{
  display:flex;justify-content:space-between;gap:16px;
  padding:12px 0;border-bottom:1px dashed rgba(96,165,250,.16);
  font-size:14.4px;color:var(--muted);
}
.spec-col li:last-child{border-bottom:0}
.spec-col li b{color:#e2e8f0;font-weight:600;text-align:right}

/* ========== 18. REVIEWS ========== */
.review-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.review{
  padding:28px 26px;border-radius:var(--r-lg);
  background:rgba(8,18,41,.6);border:1px solid var(--line);
  transition:all .3s var(--ease);
}
.review:hover{border-color:var(--line-2);transform:translateY(-4px)}
.review-stars{color:#facc15;font-size:13px;letter-spacing:3px;margin-bottom:14px}
.review p{color:#cbd5e1;font-size:14.8px;line-height:1.7;margin-bottom:18px}
.review-meta{display:flex;align-items:center;gap:12px}
.review-avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03121f;font-weight:900;font-size:14px;
}
.review-meta b{display:block;font-size:14.4px;font-weight:700}
.review-meta span{display:block;font-size:12.6px;color:var(--dim)}

/* ========== 19. BUBBLES ========== */
.bubble-track{display:flex;gap:16px;overflow-x:auto;padding-bottom:14px;scrollbar-width:thin}
.bubble{
  flex:0 0 290px;padding:20px 22px;border-radius:var(--r-md);
  background:rgba(8,18,41,.62);border:1px solid var(--line);
  font-size:14.4px;color:#cbd5e1;line-height:1.65;transition:all .3s var(--ease);
}
.bubble:hover{border-color:var(--line-2);background:rgba(13,25,48,.86)}
.bubble b{display:block;color:var(--brand-2);font-size:12.4px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}

/* ========== 20. CATEGORY WALL ========== */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.cat-card{
  position:relative;display:block;overflow:hidden;border-radius:var(--r-lg);
  border:1px solid var(--line);min-height:260px;transition:all .38s var(--ease);
}
.cat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease)}
.cat-card::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.28) 0%,rgba(3,7,18,.92) 82%)}
.cat-card:hover{border-color:var(--line-2);box-shadow:var(--sh-2),var(--glow-1)}
.cat-card:hover img{transform:scale(1.08)}
.cat-body{position:relative;z-index:2;padding:26px 24px;display:flex;flex-direction:column;justify-content:flex-end;min-height:260px}
.cat-body h3{font-size:18.5px;font-weight:800;margin-bottom:10px}
.cat-body p{color:#cbd5e1;font-size:14.2px;line-height:1.62;margin-bottom:16px}
.cat-link{font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--brand-2)}

/* ========== 21. NEWS (CMS) ========== */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-lg);
  background:var(--panel);border:1px solid var(--line);transition:all .34s var(--ease);
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-2)}
.news-thumb{aspect-ratio:16/9;overflow:hidden;position:relative}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.06)}
.news-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-cat{font-size:11px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--brand-2)}
.news-body h3{font-size:16.5px;font-weight:700;line-height:1.42}
.news-body p{color:var(--muted);font-size:14.2px;line-height:1.64}
.news-date{margin-top:auto;font-size:12.4px;color:var(--dim)}
.news-empty{
  grid-column:1/-1;padding:44px 26px;text-align:center;border-radius:var(--r-lg);
  border:1px dashed rgba(96,165,250,.35);color:var(--muted);font-size:15px;
}

/* ========== 22. FAQ ========== */
.faq-wrap{max-width:880px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:rgba(8,18,41,.6);margin-bottom:14px;overflow:hidden;transition:border-color .3s var(--ease);
}
.faq-item[open]{border-color:var(--line-2)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 54px 20px 22px;position:relative;
  font-size:15.6px;font-weight:700;color:#e2e8f0;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:'+';position:absolute;right:22px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:700;color:var(--brand-2);transition:transform .3s var(--ease);
}
.faq-item[open] summary::after{content:'–'}
.faq-item p{padding:0 22px 22px;color:var(--muted);font-size:14.6px;line-height:1.72}

/* ========== 23. FINAL CTA ========== */
.cta-panel{
  position:relative;overflow:hidden;text-align:center;
  padding:64px 32px;border-radius:var(--r-xl);
  background:linear-gradient(140deg,rgba(37,99,235,.32),rgba(5,12,28,.9) 62%);
  border:1px solid rgba(56,189,248,.4);
  box-shadow:var(--sh-2),inset 0 0 80px rgba(56,189,248,.1);
}
.cta-panel h2{font-size:clamp(1.5rem,2.7vw,2.15rem);line-height:1.28;margin-bottom:18px}
.cta-panel p{color:#cbd5e1;font-size:15.6px;line-height:1.72;max-width:660px;margin:0 auto 30px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}

/* ========== 24. FOOTER ========== */
.site-footer{background:#02050f;border-top:1px solid var(--line);padding:64px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px;margin-bottom:46px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:var(--muted);font-size:14.2px;line-height:1.7;max-width:340px}
.footer-col h4{font-size:12.5px;font-weight:800;letter-spacing:.15em;text-transform:uppercase;color:var(--brand-2);margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a{color:var(--muted);font-size:14.2px}
.footer-col a:hover{color:#fff}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center;
  padding-top:26px;border-top:1px solid var(--line);
}
.footer-bottom p{color:var(--dim);font-size:13px;line-height:1.6}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px}
.footer-badges span{
  font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:#94a3b8;border:1px solid var(--line);padding:6px 12px;border-radius:999px;
}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:12px;border:1px solid rgba(56,189,248,.45);
  color:var(--brand-2);font-weight:900;font-size:13px;letter-spacing:.02em;
}

/* ========== 25. FAB ========== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(7,10,24,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,10,24,.9),rgba(7,10,24,.9)),linear-gradient(135deg,#22d3ee,#2563eb);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 22px rgba(6,182,212,.45);
  opacity:.78;transition:all .32s var(--ease);
  animation:fabFloat 3.6s ease-in-out infinite;
}
.fab svg{width:24px;height:24px;stroke:#67e8f9;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;transition:transform .5s var(--ease)}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 36px rgba(6,182,212,.75)}
.fab:hover svg{transform:rotate(360deg)}
.fab:active{transform:scale(.94)}
.fab-dot{
  position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:#22d3ee;box-shadow:0 0 12px #22d3ee;animation:dotPulse 1.6s ease-in-out infinite;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes dotPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.82)}}

/* ========== 26. RESPONSIVE ========== */
@media (max-width:1024px){
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(3,7,18,.98);
    border-bottom:1px solid var(--line);
    padding:12px 20px 20px;display:none;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:13px 14px;font-size:15px}
  .value-grid{grid-template-columns:1fr;gap:36px}
  .value-intro{position:static}
  .game-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tier-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .device-grid{grid-template-columns:1fr 1fr}
  .device--lead{grid-column:1/-1}
  .pay-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .info-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .demo-grid{grid-template-columns:1fr;gap:34px}
}

@media (max-width:768px){
  .section{padding:64px 0}
  .hero{padding:74px 0 54px}
  .hero-lead{font-size:15.6px}
  .section-head--split{grid-template-columns:1fr;gap:16px;align-items:start}
  .stat-bar{grid-template-columns:repeat(2,minmax(0,1fr))}
  .scene-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .spec-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .game-grid{grid-template-columns:1fr}
  .device-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-panel{padding:48px 22px}
}

@media (max-width:520px){
  .container{padding-inline:16px}
  .brand-mark{width:36px;height:36px;font-size:13px}
  .brand-text strong{font-size:17px}
  .brand-text em{font-size:9px;letter-spacing:.1em}
  .nav-actions{gap:7px}
  .btn-sm{padding:8px 13px;font-size:12.8px}
  .nav-toggle{width:38px;height:38px}
  .hero h1{font-size:1.6rem}
  .hero-actions .btn{width:100%}
  .stat-bar{grid-template-columns:1fr}
  .pay-row{grid-template-columns:1fr}
  .tier-grid{grid-template-columns:1fr}
  .fab{left:12px;bottom:88px;width:52px;height:52px}
}

/* roulang page: article */
/* roulang page: article */
/* ========== 1. DESIGN TOKENS ========== */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#050c1c;
  --panel:rgba(13,25,48,.6);
  --panel-solid:#0b1730;
  --line:rgba(96,165,250,.18);
  --line-2:rgba(96,165,250,.38);
  --brand:#2563eb;
  --brand-2:#38bdf8;
  --holo:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --dim:#64748b;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh-1:0 14px 34px rgba(2,8,23,.5);
  --sh-2:0 28px 64px rgba(2,8,23,.68);
  --glow-1:0 0 24px rgba(56,189,248,.3);
  --glow-2:0 0 46px rgba(56,189,248,.5);
  --ease:cubic-bezier(.22,.68,.36,1);
  --maxw:1180px;
}
/* ========== 2. RESET & BASE ========== */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease)}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
h1,h2,h3,h4,p,ul,ol{margin:0}
ul,ol{padding-left:0;list-style:none}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--brand-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}
.section{padding:86px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.72) 0%,rgba(3,7,18,.96) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--tight{padding:52px 0}
/* ========== 3. TYPOGRAPHY HELPERS ========== */
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:800;
  letter-spacing:.17em;
  text-transform:uppercase;
  color:var(--brand-2);
  margin-bottom:14px;
}
.section-head{max-width:760px;margin-bottom:46px}
.section-head h2{font-size:clamp(1.55rem,2.7vw,2.2rem);line-height:1.28;margin-bottom:16px;font-weight:800;letter-spacing:-.02em}
.section-head p{color:var(--muted);font-size:16px;line-height:1.7}
.section-head--split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:40px;align-items:end;max-width:none}
/* ========== 4. BUTTONS ========== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;white-space:nowrap;transition:all .3s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  color:#03121f;
  box-shadow:0 10px 28px rgba(37,99,235,.42),0 0 24px rgba(56,189,248,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(37,99,235,.6),0 0 42px rgba(56,189,248,.6)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{color:#dbeafe;background:rgba(37,99,235,.1);border-color:rgba(96,165,250,.36)}
.btn-ghost:hover{background:rgba(37,99,235,.24);border-color:rgba(56,189,248,.72);color:#fff}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}
/* ========== 5. HEADER / NAV ========== */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(3,7,18,.84);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px}
.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(135deg,#2563eb,#38bdf8);
  color:#03121f;font-weight:900;font-size:14px;letter-spacing:-.02em;
  box-shadow:0 0 22px rgba(56,189,248,.45);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.02em}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-2);font-weight:700}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  display:block;padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:600;
  color:var(--muted);transition:all .25s var(--ease);
}
.nav-links a:hover{color:#fff;background:rgba(37,99,235,.18)}
.nav-links a.active{
  color:#fff;
  background:linear-gradient(135deg,rgba(37,99,235,.34),rgba(56,189,248,.18));
  box-shadow:inset 0 0 0 1px rgba(56,189,248,.38);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-2);background:rgba(37,99,235,.12);
  align-items:center;justify-content:center;color:#dbeafe;
}
.nav-toggle:hover{background:rgba(37,99,235,.26)}
/* ========== 6. ARTICLE HERO ========== */
.article-hero{position:relative;overflow:hidden;padding:64px 0 54px;background:var(--bg-2);isolation:isolate}
.article-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.22;z-index:-2}
.article-hero-bg::after{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(920px 560px at 6% -10%,rgba(37,99,235,.5),transparent 62%),
    radial-gradient(680px 420px at 98% 6%,rgba(56,189,248,.2),transparent 68%),
    linear-gradient(180deg,rgba(3,7,18,.66) 0%,rgba(3,7,18,.92) 60%,#030712 100%);
}
.article-hero::before{
  content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(96,165,250,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(96,165,250,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 25% 15%,#000,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 25% 15%,#000,transparent 78%);
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13px;color:var(--dim);margin-bottom:22px}
.crumb a{color:var(--holo);font-weight:600}
.crumb a:hover{color:#fff}
.crumb span.sep{color:var(--dim)}
.crumb .current{color:var(--muted);max-width:520px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.article-hero h1{
  font-size:clamp(1.6rem,3.2vw,2.5rem);
  line-height:1.2;
  font-weight:900;
  letter-spacing:-.025em;
  margin-bottom:20px;
  overflow-wrap:break-word;
  max-width:920px;
}
.article-lead{font-size:16.5px;line-height:1.72;color:#cbd5e1;max-width:820px;margin-bottom:26px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.meta-pill{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:#bfdbfe;background:rgba(13,25,48,.72);border:1px solid var(--line);
}
.meta-pill strong{color:#fff;font-weight:700}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
/* ========== 7. HIGHLIGHT STRIP ========== */
.hl-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
}
.hl-item{background:linear-gradient(180deg,rgba(11,23,48,.92),rgba(5,12,28,.92));padding:26px 22px}
.hl-item b{display:block;font-size:1.45rem;font-weight:900;letter-spacing:-.02em;color:#fff;margin-bottom:6px}
.hl-item b em{font-style:normal;color:var(--brand-2)}
.hl-item span{font-size:13.5px;color:var(--muted);line-height:1.55;display:block}
/* ========== 8. ARTICLE BODY ========== */
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:52px;align-items:start}
.article-body{max-width:760px;font-size:16.5px;line-height:1.75;color:#d7e1f0}
.article-body > * + *{margin-top:20px}
.article-body h2{
  font-size:clamp(1.3rem,2.2vw,1.7rem);line-height:1.3;font-weight:800;color:#fff;
  letter-spacing:-.02em;margin-top:44px;padding-top:22px;border-top:1px solid var(--line);
}
.article-body h3{font-size:1.14rem;line-height:1.4;font-weight:700;color:#eaf2ff;margin-top:32px}
.article-body p{color:#c7d4e6}
.article-body strong{color:#fff;font-weight:700}
.article-body a{color:var(--brand-2);font-weight:600;border-bottom:1px solid rgba(56,189,248,.35)}
.article-body a:hover{color:#fff;border-color:#fff}
.article-body ul,.article-body ol{margin-top:16px;display:grid;gap:11px}
.article-body ul li{position:relative;padding-left:26px;color:#c7d4e6}
.article-body ul li::before{
  content:'';position:absolute;left:4px;top:10px;width:8px;height:8px;border-radius:3px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);box-shadow:0 0 10px rgba(56,189,248,.55);
}
.article-body ol{counter-reset:li}
.article-body ol li{position:relative;padding-left:34px;color:#c7d4e6;counter-increment:li}
.article-body ol li::before{
  content:counter(li);position:absolute;left:0;top:2px;width:22px;height:22px;border-radius:7px;
  display:grid;place-items:center;font-size:12px;font-weight:800;color:#03121f;
  background:linear-gradient(135deg,#2563eb,#38bdf8);
}
.article-body img{border-radius:var(--r-md);border:1px solid var(--line);margin-top:26px}
.article-body blockquote{
  margin-top:28px;padding:20px 24px;border-left:3px solid var(--brand-2);
  background:rgba(37,99,235,.1);border-radius:0 var(--r-md) var(--r-md) 0;color:#dbeafe;font-style:italic;
}
.article-body table{width:100%;border-collapse:collapse;margin-top:26px;font-size:14.5px}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left}
.article-body th{background:rgba(37,99,235,.16);color:#fff;font-weight:700}
.article-body td{color:#c7d4e6}
.article-empty{
  padding:40px 28px;border:1px dashed var(--line-2);border-radius:var(--r-lg);
  background:rgba(11,23,48,.6);text-align:left;
}
.article-empty h2{font-size:1.3rem;margin-bottom:12px;color:#fff;border:0;padding:0}
.article-empty p{color:var(--muted);margin-bottom:20px}
/* ========== 9. SIDE PANEL ========== */
.side-card{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(180deg,rgba(13,25,48,.82),rgba(5,12,28,.82));
  padding:24px 22px;box-shadow:var(--sh-1);
}
.side-card + .side-card{margin-top:20px}
.side-card h3{font-size:1rem;font-weight:800;color:#fff;margin-bottom:16px;letter-spacing:-.01em}
.side-list{display:grid;gap:12px}
.side-list li{display:flex;gap:11px;font-size:14px;color:#c3d2e6;line-height:1.55}
.side-list li i{
  flex:0 0 auto;width:20px;height:20px;border-radius:6px;display:grid;place-items:center;
  background:rgba(37,99,235,.24);color:var(--brand-2);font-size:11px;font-weight:900;font-style:normal;margin-top:2px;
}
.side-cta{display:grid;gap:10px;margin-top:4px}
.side-cta .btn{width:100%}
.side-note{font-size:12.5px;color:var(--dim);line-height:1.6;margin-top:14px}
/* ========== 10. OFFER CARDS ========== */
.offer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.offer-card{
  position:relative;border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(180deg,rgba(13,25,48,.78),rgba(5,12,28,.9));
  padding:30px 26px;transition:all .35s var(--ease);
}
.offer-card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--glow-1)}
.offer-card .tag{
  position:absolute;top:18px;right:18px;font-size:11px;font-weight:800;letter-spacing:.1em;
  text-transform:uppercase;color:#03121f;padding:5px 11px;border-radius:999px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);
}
.offer-card h3{font-size:1.15rem;font-weight:800;color:#fff;margin-bottom:10px}
.offer-card .amount{font-size:2rem;font-weight:900;letter-spacing:-.03em;color:#fff;margin-bottom:6px}
.offer-card .amount em{font-style:normal;color:var(--brand-2)}
.offer-card p{font-size:14.5px;color:var(--muted);line-height:1.65}
.offer-card ul{margin-top:16px;display:grid;gap:9px}
.offer-card ul li{position:relative;padding-left:22px;font-size:14px;color:#c3d2e6}
.offer-card ul li::before{
  content:'';position:absolute;left:0;top:8px;width:12px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,#2563eb,#38bdf8);
}
/* ========== 11. STEPS ========== */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.step{
  border-top:2px solid transparent;border-image:linear-gradient(90deg,#2563eb,#38bdf8) 1;
  padding-top:22px;
}
.step b{
  display:inline-grid;place-items:center;width:36px;height:36px;border-radius:11px;margin-bottom:14px;
  background:rgba(37,99,235,.2);border:1px solid var(--line-2);color:var(--brand-2);
  font-size:14px;font-weight:900;
}
.step h3{font-size:1.02rem;font-weight:700;color:#fff;margin-bottom:9px}
.step p{font-size:14px;color:var(--muted);line-height:1.65}
/* ========== 12. PAYMENT CHANNELS ========== */
.pay-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.pay-badge{
  display:flex;flex-direction:column;gap:8px;align-items:flex-start;
  padding:20px 18px;border:1px solid var(--line);border-radius:var(--r-md);
  background:rgba(11,23,48,.7);transition:all .3s var(--ease);
}
.pay-badge:hover{border-color:var(--line-2);background:rgba(37,99,235,.16);transform:translateY(-3px)}
.pay-badge strong{font-size:15px;color:#fff;font-weight:800}
.pay-badge span{font-size:12.5px;color:var(--muted);line-height:1.5}
/* ========== 13. WHY / CHECKLIST ========== */
.split{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:52px;align-items:start}
.split h2{font-size:clamp(1.5rem,2.6vw,2.05rem);line-height:1.3;font-weight:800;letter-spacing:-.02em;margin-bottom:18px}
.split > div > p{color:var(--muted);font-size:15.5px;line-height:1.72}
.check-list{display:grid;gap:18px}
.check-list li{display:flex;gap:14px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.check-list li:last-child{border-bottom:0;padding-bottom:0}
.check-list i{
  flex:0 0 auto;width:34px;height:34px;border-radius:11px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(37,99,235,.3),rgba(56,189,248,.16));
  border:1px solid var(--line-2);color:var(--brand-2);font-style:normal;font-weight:900;font-size:14px;
}
.check-list h3{font-size:1rem;font-weight:700;color:#fff;margin-bottom:6px}
.check-list p{font-size:14px;color:var(--muted);line-height:1.65}
/* ========== 14. CATEGORY GRID ========== */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.cat-card{
  display:block;position:relative;overflow:hidden;border-radius:var(--r-lg);
  border:1px solid var(--line);background:var(--panel-solid);transition:all .35s var(--ease);
}
.cat-card img{width:100%;height:180px;object-fit:cover;opacity:.72;transition:all .45s var(--ease)}
.cat-card:hover{border-color:var(--line-2);box-shadow:var(--glow-1);transform:translateY(-4px)}
.cat-card:hover img{opacity:.92;transform:scale(1.04)}
.cat-card-body{padding:22px 22px 24px}
.cat-card-body h3{font-size:1.08rem;font-weight:800;color:#fff;margin-bottom:9px}
.cat-card-body p{font-size:14px;color:var(--muted);line-height:1.62}
.cat-card-body .more{display:inline-block;margin-top:14px;font-size:13.5px;font-weight:700;color:var(--brand-2)}
.cat-card:hover .more{color:#fff}
/* ========== 15. FAQ ========== */
.faq{display:grid;gap:14px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:rgba(11,23,48,.62);overflow:hidden}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 24px;font-size:15.5px;font-weight:700;color:#eaf2ff;
  display:flex;align-items:center;justify-content:space-between;gap:16px;transition:background .25s var(--ease);
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:'+';flex:0 0 auto;width:26px;height:26px;border-radius:9px;display:grid;place-items:center;
  background:rgba(37,99,235,.24);color:var(--brand-2);font-weight:900;font-size:15px;
}
.faq-item[open] summary{background:rgba(37,99,235,.14)}
.faq-item[open] summary::after{content:'–'}
.faq-item summary:hover{background:rgba(37,99,235,.1)}
.faq-answer{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.72}
/* ========== 16. CTA BAND ========== */
.cta-band{
  position:relative;overflow:hidden;border:1px solid var(--line-2);border-radius:var(--r-xl);
  background:linear-gradient(135deg,rgba(37,99,235,.28),rgba(5,12,28,.94));
  padding:52px 48px;display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,.7fr);gap:36px;align-items:center;
  box-shadow:var(--sh-2);
}
.cta-band h2{font-size:clamp(1.5rem,2.6vw,2.05rem);line-height:1.28;font-weight:900;letter-spacing:-.02em;margin-bottom:14px}
.cta-band p{color:#cbd5e1;font-size:15.5px;line-height:1.7;max-width:640px}
.cta-band-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}
/* ========== 17. FOOTER ========== */
.site-footer{background:linear-gradient(180deg,rgba(3,7,18,.96),#020509);border-top:1px solid var(--line);padding:64px 0 28px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:40px;padding-bottom:42px;border-bottom:1px solid var(--line)}
.footer-brand p{color:var(--muted);font-size:14px;line-height:1.72;margin-top:18px;max-width:420px}
.footer-col h4{font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#dbeafe;margin-bottom:18px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:var(--muted)}
.footer-col a:hover{color:var(--brand-2)}
.footer-bottom{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;padding-top:24px}
.footer-bottom p{font-size:13px;color:var(--dim)}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-badges span{
  font-size:11.5px;font-weight:700;color:#a9c3e6;padding:6px 12px;border-radius:999px;
  border:1px solid var(--line);background:rgba(11,23,48,.7);
}
.footer-badges .age-badge{color:#03121f;background:linear-gradient(135deg,#2563eb,#38bdf8);border-color:transparent}
/* ========== 18. FAB ========== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  min-height:56px;padding:12px 20px;border-radius:999px;
  background:rgba(7,7,13,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,#38bdf8,#2563eb,#38bdf8);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:#eaf2ff;font-size:13.5px;font-weight:800;letter-spacing:.01em;
  box-shadow:0 0 22px rgba(6,182,212,.42);
  opacity:.8;transition:all .3s var(--ease);
  animation:fabPulse 3.6s ease-in-out infinite;
}
.fab svg{width:20px;height:20px;color:var(--brand-2);transition:transform .5s var(--ease)}
.fab:hover{opacity:1;box-shadow:0 0 34px rgba(6,182,212,.62);transform:translateY(-2px)}
.fab:hover svg{transform:rotate(360deg) scale(1.08)}
.fab:active{transform:translateY(1px) scale(.97)}
.fab::after{
  content:'';position:absolute;top:6px;right:8px;width:9px;height:9px;border-radius:50%;
  background:#38bdf8;box-shadow:0 0 10px rgba(56,189,248,.9);animation:dotBlink 1.6s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.34)}50%{box-shadow:0 0 30px rgba(6,182,212,.6)}}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.25}}
/* ========== 19. RESPONSIVE ========== */
@media (max-width:1024px){
  .section{padding:70px 0}
  .article-layout{grid-template-columns:minmax(0,1fr);gap:38px}
  .article-body{max-width:none}
  .hl-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .offer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pay-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:minmax(0,1fr);gap:32px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:42px 34px}
  .cta-band-actions{justify-content:flex-start}
  .nav-links a{padding:9px 11px;font-size:14px}
}
@media (max-width:768px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(3,7,18,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;display:none;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:12px 14px;font-size:15px}
  .nav-toggle{display:inline-flex}
  .nav-actions .btn{padding:8px 13px;font-size:13px}
  .brand-text em{display:none}
  .article-hero{padding:46px 0 40px}
  .section{padding:58px 0}
  .hl-strip{grid-template-columns:minmax(0,1fr)}
  .offer-grid,.steps,.cat-grid{grid-template-columns:minmax(0,1fr)}
  .pay-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:30px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-band{padding:34px 24px}
  .fab{bottom:20px;left:12px;padding:12px 16px}
}
@media (max-width:520px){
  .container{padding-inline:16px}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
  .article-body{font-size:15.5px}
  .article-body h2{margin-top:34px}
  .section-head--split{grid-template-columns:minmax(0,1fr);gap:20px}
  .pay-grid{grid-template-columns:minmax(0,1fr)}
  .fab span{display:none}
  .fab{padding:16px;border-radius:50%}
}

/* roulang page: category1 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#050c1c;
  --panel:rgba(13,25,48,.6);
  --panel-solid:#0b1730;
  --line:rgba(96,165,250,.18);
  --line-2:rgba(96,165,250,.38);
  --brand:#2563eb;
  --brand-2:#38bdf8;
  --holo:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --dim:#64748b;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh-1:0 14px 34px rgba(2,8,23,.5);
  --sh-2:0 28px 64px rgba(2,8,23,.68);
  --glow-1:0 0 24px rgba(56,189,248,.3);
  --glow-2:0 0 46px rgba(56,189,248,.5);
  --ease:cubic-bezier(.22,.68,.36,1);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease)}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--brand-2);outline-offset:3px;border-radius:6px}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em}
p{margin:0 0 14px}
p:last-child{margin-bottom:0}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}

/* ========== HEADER / NAV ========== */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(3,7,18,.84);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px}
.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(135deg,#2563eb,#38bdf8);
  color:#03121f;font-weight:900;font-size:14px;letter-spacing:-.02em;
  box-shadow:0 0 22px rgba(56,189,248,.45);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.02em}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-2);font-weight:700}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  display:block;padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:600;
  color:var(--muted);transition:all .25s var(--ease);
}
.nav-links a:hover{color:#fff;background:rgba(37,99,235,.18)}
.nav-links a.active{
  color:#fff;
  background:linear-gradient(135deg,rgba(37,99,235,.34),rgba(56,189,248,.18));
  box-shadow:inset 0 0 0 1px rgba(56,189,248,.38);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-2);background:rgba(37,99,235,.12);
  align-items:center;justify-content:center;color:#dbeafe;
}
.nav-toggle:hover{background:rgba(37,99,235,.26)}

/* ========== BUTTONS ========== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;white-space:nowrap;transition:all .3s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  color:#03121f;
  box-shadow:0 10px 28px rgba(37,99,235,.42),0 0 24px rgba(56,189,248,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(37,99,235,.6),0 0 42px rgba(56,189,248,.6)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{color:#dbeafe;background:rgba(37,99,235,.1);border-color:rgba(96,165,250,.36)}
.btn-ghost:hover{background:rgba(37,99,235,.24);border-color:rgba(56,189,248,.72);color:#fff}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}

/* ========== SECTION SYSTEM ========== */
.section{padding:86px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.72) 0%,rgba(3,7,18,.96) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--tight{padding:54px 0}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:.17em;
  text-transform:uppercase;color:var(--brand-2);margin-bottom:14px;
}
.section-head{max-width:760px;margin-bottom:46px}
.section-head h2{font-size:clamp(1.55rem,2.7vw,2.2rem);line-height:1.28;margin-bottom:16px}
.section-head p{color:var(--muted);font-size:16px;line-height:1.7}
.section-head--split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:40px;align-items:end;max-width:none}

/* ========== HERO ========== */
.hero{position:relative;overflow:hidden;padding:96px 0 72px;background:var(--bg-2);isolation:isolate}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.3;z-index:-2}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(1020px 620px at 8% -6%,rgba(37,99,235,.55),transparent 62%),
    radial-gradient(760px 480px at 96% 8%,rgba(56,189,248,.22),transparent 66%),
    linear-gradient(180deg,rgba(3,7,18,.62) 0%,rgba(3,7,18,.9) 58%,#030712 100%);
}
.hero::before{
  content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(96,165,250,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(96,165,250,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 30% 20%,#000,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 30% 20%,#000,transparent 78%);
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:52px;align-items:center}
.hero h1{
  font-size:clamp(1.7rem,3.4vw,2.7rem);
  line-height:1.2;font-weight:900;letter-spacing:-.025em;margin-bottom:20px;overflow-wrap:break-word;
}
.hero-lead{font-size:16.5px;line-height:1.72;color:#cbd5e1;margin-bottom:30px;max-width:660px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px}
.hero-trust li{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 15px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:#bfdbfe;background:rgba(13,25,48,.72);border:1px solid var(--line);
}
.hero-trust i{color:var(--brand-2)}

/* reward panel */
.reward-card{
  background:linear-gradient(160deg,rgba(13,25,48,.9),rgba(5,12,28,.94));
  border:1px solid var(--line-2);border-radius:var(--r-lg);
  padding:28px 26px;box-shadow:var(--sh-2);backdrop-filter:blur(10px);
}
.reward-top{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:20px}
.reward-top span{font-size:12px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-2)}
.reward-top h3{font-size:20px;margin-top:6px;line-height:1.3}
.reward-amount{
  font-size:30px;font-weight:900;letter-spacing:-.03em;
  background:linear-gradient(135deg,#60a5fa,#38bdf8);
  -webkit-background-clip:text;background-clip:text;color:transparent;white-space:nowrap;
}
.reward-steps{display:grid;gap:12px;margin-bottom:20px}
.reward-steps li{display:flex;align-items:center;gap:11px;font-size:14.5px;color:#dbeafe}
.reward-steps i{color:#38bdf8;font-size:14px;width:18px;text-align:center}
.reward-steps li.done{color:var(--muted)}
.progress-label{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted);margin-bottom:8px}
.progress-track{height:9px;border-radius:999px;background:rgba(96,165,250,.16);overflow:hidden;margin-bottom:20px}
.progress-fill{height:100%;width:72%;border-radius:999px;background:linear-gradient(90deg,#2563eb,#38bdf8);box-shadow:0 0 18px rgba(56,189,248,.55)}
.reward-note{font-size:12.5px;color:var(--dim);line-height:1.6}

/* ========== STATS ========== */
.stat-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;margin-top:44px}
.stat{padding:22px 20px;border-left:2px solid var(--line-2);background:linear-gradient(120deg,rgba(13,25,48,.55),rgba(13,25,48,0))}
.stat b{display:block;font-size:clamp(1.4rem,2.4vw,1.9rem);font-weight:900;color:#fff;letter-spacing:-.03em}
.stat span{font-size:13px;color:var(--muted)}

/* ========== FEATURES ========== */
.feature-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:24px}
.feature-main{
  padding:34px 32px;border-radius:var(--r-lg);
  background:linear-gradient(150deg,rgba(37,99,235,.22),rgba(5,12,28,.9));
  border:1px solid var(--line-2);box-shadow:var(--sh-1);
}
.feature-main h3{font-size:22px;margin-bottom:14px}
.feature-main p{color:#cbd5e1;font-size:15.5px;line-height:1.7}
.feature-main ul{margin-top:20px;display:grid;gap:12px}
.feature-main li{display:flex;gap:11px;font-size:15px;color:#dbeafe}
.feature-main li i{color:var(--brand-2);margin-top:5px;font-size:13px}
.feature-side{display:grid;gap:24px}
.feature-card{
  padding:26px 26px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);
  transition:all .3s var(--ease);
}
.feature-card:hover{border-color:var(--line-2);transform:translateY(-4px);box-shadow:var(--glow-1)}
.feature-card i{font-size:19px;color:var(--brand-2);margin-bottom:14px;display:block}
.feature-card h4{font-size:17px;margin-bottom:9px}
.feature-card p{font-size:14.5px;color:var(--muted);line-height:1.68}

/* ========== GAME CATEGORIES ========== */
.game-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.game-card{
  border-radius:var(--r-lg);overflow:hidden;background:var(--panel-solid);
  border:1px solid var(--line);transition:all .35s var(--ease);display:flex;flex-direction:column;
}
.game-card:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:var(--sh-1),var(--glow-1)}
.game-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.game-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.game-card:hover .game-thumb img{transform:scale(1.06)}
.game-thumb::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.05) 30%,rgba(3,7,18,.88) 100%)}
.game-tag{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:5px 12px;border-radius:999px;font-size:11px;font-weight:800;letter-spacing:.1em;
  text-transform:uppercase;background:rgba(37,99,235,.85);color:#e0f2fe;border:1px solid rgba(56,189,248,.55);
}
.game-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.game-body h3{font-size:17.5px}
.game-body p{font-size:14.5px;color:var(--muted);line-height:1.66;flex:1}
.game-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.game-meta span{
  font-size:11.5px;font-weight:700;color:#bfdbfe;
  padding:5px 11px;border-radius:8px;background:rgba(37,99,235,.16);border:1px solid var(--line);
}

/* ========== PROVIDERS ========== */
.provider-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px}
.provider-tabs span{
  padding:9px 18px;border-radius:999px;font-size:13.5px;font-weight:700;
  color:var(--muted);background:rgba(13,25,48,.6);border:1px solid var(--line);
  transition:all .25s var(--ease);
}
.provider-tabs span:hover{color:#fff;border-color:var(--line-2);background:rgba(37,99,235,.2)}
.provider-tabs span.is-on{color:#03121f;background:linear-gradient(135deg,#2563eb,#38bdf8);border-color:transparent}
.provider-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px 46px}
.provider-item{display:flex;gap:16px;padding-bottom:22px;border-bottom:1px dashed rgba(96,165,250,.22)}
.provider-item b{flex:0 0 118px;font-size:15.5px;color:#fff}
.provider-item p{font-size:14.5px;color:var(--muted);line-height:1.68}

/* ========== STEPS ========== */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid var(--line)}
.step{padding:34px 30px 34px 0;position:relative}
.step + .step{padding-left:34px;border-left:1px solid var(--line)}
.step-num{
  display:inline-grid;place-items:center;width:40px;height:40px;border-radius:12px;
  background:linear-gradient(135deg,rgba(37,99,235,.4),rgba(56,189,248,.2));
  border:1px solid var(--line-2);font-weight:900;font-size:15px;color:#e0f2fe;margin-bottom:18px;
}
.step h3{font-size:17.5px;margin-bottom:10px}
.step p{font-size:14.5px;color:var(--muted);line-height:1.7}
.step-note{margin-top:26px;font-size:13.5px;color:var(--dim)}

/* ========== SPLIT MEDIA ========== */
.split{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:52px;align-items:center}
.split-media{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-2);box-shadow:var(--sh-2)}
.split-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.split-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 20px;font-size:13px;color:#dbeafe;
  background:linear-gradient(180deg,transparent,rgba(3,7,18,.92));
}
.split-body h2{font-size:clamp(1.45rem,2.5vw,2rem);line-height:1.3;margin-bottom:18px}
.split-body p{color:var(--muted);font-size:15.5px;line-height:1.72;margin-bottom:16px}
.check-list{display:grid;gap:14px;margin-top:22px}
.check-list li{display:flex;gap:12px;font-size:15px;color:#dbeafe;line-height:1.6}
.check-list i{color:var(--brand-2);margin-top:5px;font-size:13px}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.badge-row span{
  padding:7px 14px;border-radius:999px;font-size:12px;font-weight:700;letter-spacing:.04em;
  color:#bfdbfe;background:rgba(13,25,48,.7);border:1px solid var(--line);
}

/* ========== TESTIMONIALS ========== */
.testi-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.testi{
  padding:28px 26px;border-radius:var(--r-md);
  background:var(--panel);border:1px solid var(--line);display:flex;flex-direction:column;gap:16px;
  transition:all .3s var(--ease);
}
.testi:hover{border-color:var(--line-2);transform:translateY(-4px);box-shadow:var(--glow-1)}
.testi-stars{color:#38bdf8;font-size:13px;letter-spacing:3px}
.testi p{font-size:15px;color:#e2e8f0;line-height:1.7;flex:1}
.testi-who{display:flex;align-items:center;gap:12px;border-top:1px solid var(--line);padding-top:16px}
.testi-who b{font-size:14.5px;color:#fff;display:block}
.testi-who span{font-size:12.5px;color:var(--dim)}
.testi-avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:14px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03121f;
}

/* ========== CHANNEL ENTRY ========== */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.channel-card{
  display:block;padding:28px 26px;border-radius:var(--r-md);
  background:linear-gradient(150deg,rgba(13,25,48,.75),rgba(5,12,28,.9));
  border:1px solid var(--line);transition:all .3s var(--ease);
}
.channel-card:hover{border-color:var(--line-2);transform:translateY(-5px);box-shadow:var(--sh-1),var(--glow-1)}
.channel-card i{font-size:18px;color:var(--brand-2);margin-bottom:16px;display:block}
.channel-card h3{font-size:17.5px;margin-bottom:10px}
.channel-card p{font-size:14.5px;color:var(--muted);line-height:1.68;margin-bottom:16px}
.channel-card span{font-size:13.5px;font-weight:700;color:var(--brand-2)}

/* ========== FAQ ========== */
.faq-wrap{max-width:900px}
.faq-item{border-bottom:1px solid var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:22px 44px 22px 0;position:relative;
  font-size:16.5px;font-weight:700;color:#fff;line-height:1.5;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:'+';position:absolute;right:6px;top:20px;font-size:22px;font-weight:400;color:var(--brand-2);
  transition:transform .3s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 40px 24px 0;font-size:15px;color:var(--muted);line-height:1.72}

/* ========== CTA BAND ========== */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  padding:52px 48px;text-align:center;
  background:linear-gradient(135deg,rgba(37,99,235,.34),rgba(5,12,28,.95));
  border:1px solid var(--line-2);box-shadow:var(--sh-2);
}
.cta-band::before{
  content:'';position:absolute;inset:-40% -10% auto;height:280px;
  background:radial-gradient(closest-side,rgba(56,189,248,.34),transparent);
  pointer-events:none;
}
.cta-band h2{font-size:clamp(1.5rem,2.7vw,2.1rem);line-height:1.3;margin-bottom:16px;position:relative}
.cta-band p{color:#cbd5e1;font-size:16px;max-width:660px;margin:0 auto 28px;position:relative}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;position:relative}

/* ========== FAB ========== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 18px 12px 14px;border-radius:999px;
  background:rgba(7,7,13,.8);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,#38bdf8,#2563eb);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(56,189,248,.45);
  color:#e0f2fe;font-size:13.5px;font-weight:700;
  opacity:.78;transition:all .3s var(--ease);animation:fabPulse 3.2s ease-in-out infinite;
}
.fab i{font-size:16px;color:#7dd3fc}
.fab:hover{opacity:1;transform:translateY(-3px);box-shadow:0 0 34px rgba(56,189,248,.75)}
.fab:active{transform:translateY(0) scale(.96)}
.fab-dot{
  position:absolute;top:2px;right:6px;width:11px;height:11px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 0 2px rgba(7,7,13,.9);animation:dotBlink 1.6s infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 20px rgba(56,189,248,.4)}50%{box-shadow:0 0 32px rgba(56,189,248,.7)}}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.25}}

/* ========== FOOTER ========== */
.site-footer{background:var(--bg-3);border-top:1px solid var(--line);padding:66px 0 30px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:44px;padding-bottom:40px}
.footer-brand .brand{margin-bottom:18px}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.7;max-width:420px}
.footer-col h4{font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#dbeafe;margin-bottom:18px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14.5px;color:var(--muted)}
.footer-col a:hover{color:var(--brand-2)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:18px;
  padding-top:24px;border-top:1px solid var(--line);
}
.footer-bottom p{font-size:13px;color:var(--dim)}
.footer-badges{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:11.5px;font-weight:700;color:var(--muted)}
.footer-badges span{padding:6px 12px;border-radius:8px;background:rgba(13,25,48,.75);border:1px solid var(--line)}
.age-badge{background:linear-gradient(135deg,#2563eb,#38bdf8)!important;color:#03121f!important;border-color:transparent!important}

/* ========== RESPONSIVE ========== */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:minmax(0,1fr);gap:40px}
  .hero{padding:76px 0 58px}
  .feature-grid{grid-template-columns:minmax(0,1fr)}
  .game-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:minmax(0,1fr);gap:34px}
  .provider-grid{grid-template-columns:minmax(0,1fr);gap:22px}
  .testi-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:34px}
  .section{padding:70px 0}
}
@media (max-width:768px){
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(5,12,28,.98);border-bottom:1px solid var(--line);
    padding:12px 20px 20px;display:none;backdrop-filter:blur(16px);
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:13px 14px;font-size:15px}
  .site-header{position:sticky}
  .nav-wrap{position:relative}
  .steps{grid-template-columns:minmax(0,1fr)}
  .step{padding:26px 0}
  .step + .step{padding-left:0;border-left:0;border-top:1px solid var(--line)}
  .testi-grid,.channel-grid{grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:40px 26px}
  .hero-actions .btn{flex:1 1 auto}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:30px}
  .section-head--split{grid-template-columns:minmax(0,1fr);gap:16px}
  .fab{bottom:88px}
}
@media (max-width:520px){
  .container{padding-inline:16px}
  .section{padding:56px 0}
  .game-grid{grid-template-columns:minmax(0,1fr)}
  .stat-row{grid-template-columns:minmax(0,1fr)}
  .stat{padding:18px 16px}
  .hero{padding:60px 0 48px}
  .hero h1{font-size:1.55rem}
  .reward-card{padding:22px 18px}
  .reward-amount{font-size:26px}
  .btn{padding:12px 20px;font-size:14.5px}
  .btn-lg{padding:14px 22px;font-size:15px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .fab span{display:none}
  .fab{padding:14px;border-radius:50%}
}

/* roulang page: category2 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#050c1c;
  --panel:rgba(13,25,48,.6);
  --panel-solid:#0b1730;
  --line:rgba(96,165,250,.18);
  --line-2:rgba(96,165,250,.38);
  --brand:#2563eb;
  --brand-2:#38bdf8;
  --holo:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --dim:#64748b;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh-1:0 14px 34px rgba(2,8,23,.5);
  --sh-2:0 28px 64px rgba(2,8,23,.68);
  --glow-1:0 0 24px rgba(56,189,248,.3);
  --glow-2:0 0 46px rgba(56,189,248,.5);
  --ease:cubic-bezier(.22,.68,.36,1);
  --maxw:1180px;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease)}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
a:focus-visible,button:focus-visible{outline:2px solid var(--brand-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}
.section{padding:86px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.72) 0%,rgba(3,7,18,.96) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--tight{padding:52px 0}
.eyebrow{
  display:inline-block;
  font-size:12px;
  font-weight:800;
  letter-spacing:.17em;
  text-transform:uppercase;
  color:var(--brand-2);
  margin-bottom:14px;
}
.section-head{max-width:760px;margin-bottom:46px}
.section-head h2{font-size:clamp(1.55rem,2.7vw,2.2rem);line-height:1.28;margin-bottom:16px;font-weight:800;letter-spacing:-.02em}
.section-head p{color:var(--muted);font-size:16px;line-height:1.7;margin:0}
.section-head--split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:40px;align-items:end;max-width:none}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;white-space:nowrap;transition:all .3s var(--ease);
}
.btn-primary{
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  color:#03121f;
  box-shadow:0 10px 28px rgba(37,99,235,.42),0 0 24px rgba(56,189,248,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(37,99,235,.6),0 0 42px rgba(56,189,248,.6)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{color:#dbeafe;background:rgba(37,99,235,.1);border-color:rgba(96,165,250,.36)}
.btn-ghost:hover{background:rgba(37,99,235,.24);border-color:rgba(56,189,248,.72);color:#fff}
.btn-ghost:active{transform:scale(.98)}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(3,7,18,.84);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px}
.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(135deg,#2563eb,#38bdf8);
  color:#03121f;font-weight:900;font-size:14px;letter-spacing:-.02em;
  box-shadow:0 0 22px rgba(56,189,248,.45);
}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-text strong{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.02em}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-2);font-weight:700}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{
  display:block;padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:600;
  color:var(--muted);transition:all .25s var(--ease);
}
.nav-links a:hover{color:#fff;background:rgba(37,99,235,.18)}
.nav-links a.active{
  color:#fff;
  background:linear-gradient(135deg,rgba(37,99,235,.34),rgba(56,189,248,.18));
  box-shadow:inset 0 0 0 1px rgba(56,189,248,.38);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-2);background:rgba(37,99,235,.12);
  align-items:center;justify-content:center;color:#dbeafe;
}
.nav-toggle:hover{background:rgba(37,99,235,.26)}
/* HERO CATEGORY */
.cat-hero{position:relative;overflow:hidden;padding:88px 0 64px;background:var(--bg-2);isolation:isolate}
.cat-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.26;z-index:-2}
.cat-hero-bg::after{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(1000px 600px at 10% -8%,rgba(37,99,235,.55),transparent 62%),
    radial-gradient(720px 460px at 94% 6%,rgba(56,189,248,.22),transparent 66%),
    linear-gradient(180deg,rgba(3,7,18,.58) 0%,rgba(3,7,18,.92) 60%,#030712 100%);
}
.cat-hero::before{
  content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(96,165,250,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(96,165,250,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 28% 22%,#000,transparent 76%);
  -webkit-mask-image:radial-gradient(circle at 28% 22%,#000,transparent 76%);
}
.cat-hero-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:48px;align-items:center}
.cat-hero h1{
  font-size:clamp(1.7rem,3.4vw,2.7rem);
  line-height:1.18;font-weight:900;letter-spacing:-.025em;margin:0 0 20px;overflow-wrap:break-word;
}
.cat-hero .lead{font-size:16.5px;line-height:1.72;color:#cbd5e1;margin-bottom:28px}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:28px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px;list-style:none;margin:0;padding:0}
.hero-trust li{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 15px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:#bfdbfe;background:rgba(13,25,48,.72);border:1px solid var(--line);
}
.hero-trust li i{color:var(--brand-2)}
.hero-panel{
  background:linear-gradient(160deg,rgba(13,25,48,.9),rgba(5,12,28,.94));
  border:1px solid var(--line-2);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--sh-2);position:relative;overflow:hidden;
}
.hero-panel::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,#2563eb,#38bdf8)}
.hero-panel h3{font-size:15px;font-weight:800;letter-spacing:.04em;text-transform:uppercase;color:var(--brand-2);margin:0 0 18px}
.hero-panel-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.hero-panel-list li{display:flex;align-items:flex-start;gap:12px;font-size:14.5px;color:#dbeafe;line-height:1.55}
.hero-panel-list li i{color:var(--brand-2);margin-top:3px;flex:0 0 auto}
.hero-panel-stat{margin-top:22px;padding-top:20px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:14px}
.hero-panel-stat div{text-align:left}
.hero-panel-stat strong{display:block;font-size:22px;font-weight:900;color:#fff}
.hero-panel-stat span{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.08em}
/* FEATURE GRID */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px}
.feature-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);
  padding:28px 24px;transition:all .32s var(--ease);position:relative;overflow:hidden;
}
.feature-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-1),var(--glow-1)}
.feature-icon{
  width:50px;height:50px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(37,99,235,.28),rgba(56,189,248,.14));
  border:1px solid var(--line-2);color:var(--brand-2);font-size:20px;margin-bottom:18px;
}
.feature-card h3{font-size:17px;font-weight:800;margin:0 0 11px;color:#fff;line-height:1.35}
.feature-card p{font-size:14.5px;color:var(--muted);line-height:1.66;margin:0}
/* SCENE LIST */
.scene-block{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:44px;align-items:center}
.scene-img{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-2);box-shadow:var(--sh-2);position:relative}
.scene-img img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.scene-img::after{content:'';position:absolute;inset:0;background:linear-gradient(200deg,rgba(37,99,235,.18),transparent 55%)}
.scene-copy h2{font-size:clamp(1.4rem,2.4vw,1.95rem);font-weight:800;line-height:1.3;margin:0 0 18px;letter-spacing:-.02em}
.scene-copy p{color:var(--muted);line-height:1.72;margin:0 0 22px}
.scene-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.scene-list li{display:flex;gap:12px;align-items:flex-start;font-size:15px;color:#cbd5e1;line-height:1.6}
.scene-list li i{color:var(--brand-2);margin-top:4px;flex:0 0 auto}
/* STAT STRIP */
.stat-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;background:linear-gradient(150deg,rgba(13,25,48,.86),rgba(5,12,28,.92));border:1px solid var(--line-2);border-radius:var(--r-lg);padding:34px 30px;box-shadow:var(--sh-1)}
.stat-item{text-align:left;border-left:1px solid var(--line);padding-left:20px}
.stat-item:first-child{border-left:0;padding-left:0}
.stat-item strong{display:block;font-size:clamp(1.4rem,2.4vw,1.9rem);font-weight:900;color:#fff;line-height:1.1;background:linear-gradient(135deg,#38bdf8,#2563eb);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat-item span{font-size:13px;color:var(--muted);display:block;margin-top:7px;line-height:1.5}
/* CHANNEL TABLE-LIKE */
.channel-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.channel-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-sm);padding:20px;text-align:center;transition:all .3s var(--ease)}
.channel-card:hover{border-color:var(--line-2);background:rgba(37,99,235,.12)}
.channel-card i{font-size:22px;color:var(--brand-2);margin-bottom:12px;display:block}
.channel-card strong{display:block;font-size:14.5px;color:#fff;font-weight:700;margin-bottom:5px}
.channel-card span{font-size:12.5px;color:var(--dim)}
/* PROCESS */
.process-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:22px;counter-reset:step}
.process-item{position:relative;padding:26px 22px;background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md)}
.process-item::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-size:13px;font-weight:900;color:var(--brand-2);letter-spacing:.1em;display:block;margin-bottom:14px;
}
.process-item h3{font-size:16px;font-weight:800;margin:0 0 10px;color:#fff}
.process-item p{font-size:14px;color:var(--muted);line-height:1.62;margin:0}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-sm);overflow:hidden;transition:border-color .3s var(--ease)}
.faq-item[open]{border-color:var(--line-2);box-shadow:var(--sh-1)}
.faq-item summary{
  list-style:none;padding:19px 24px;font-size:15.5px;font-weight:700;color:#fff;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'\f067';font-family:'Font Awesome 6 Free';font-weight:900;font-size:13px;color:var(--brand-2);transition:transform .3s var(--ease);flex:0 0 auto}
.faq-item[open] summary::after{content:'\f068'}
.faq-body{padding:0 24px 22px;font-size:14.5px;color:var(--muted);line-height:1.72}
/* NEWS LIST */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.news-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;transition:all .32s var(--ease);display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-1),var(--glow-1)}
.news-thumb{aspect-ratio:16/10;overflow:hidden;background:var(--bg-3)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.06)}
.news-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:11px;flex:1}
.news-meta{font-size:12px;color:var(--brand-2);text-transform:uppercase;letter-spacing:.09em;font-weight:700}
.news-body h3{font-size:16px;font-weight:800;line-height:1.42;color:#fff;margin:0}
.news-body p{font-size:14px;color:var(--muted);line-height:1.62;margin:0;flex:1}
.news-more{font-size:14px;font-weight:700;color:var(--brand-2);display:inline-flex;align-items:center;gap:7px}
.news-card:hover .news-more{color:#fff}
.empty-note{padding:34px;text-align:center;color:var(--muted);border:1px dashed var(--line-2);border-radius:var(--r-md);background:var(--panel)}
/* CTA BAND */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--r-xl);
  background:linear-gradient(135deg,rgba(37,99,235,.9),rgba(56,189,248,.72));
  padding:52px 44px;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.6fr);gap:36px;align-items:center;
  box-shadow:var(--sh-2),var(--glow-2);
}
.cta-band::before{content:'';position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px);background-size:44px 44px;opacity:.5}
.cta-band h2{position:relative;font-size:clamp(1.4rem,2.6vw,2.05rem);font-weight:900;color:#03121f;line-height:1.25;margin:0 0 14px;letter-spacing:-.02em}
.cta-band p{position:relative;color:rgba(3,18,31,.82);font-size:15.5px;line-height:1.66;margin:0}
.cta-band .cta-actions{position:relative;display:flex;flex-direction:column;gap:12px}
.cta-band .btn-dark{background:#03121f;color:#e0f2fe;box-shadow:0 10px 28px rgba(3,18,31,.45)}
.cta-band .btn-dark:hover{transform:translateY(-2px);background:#061c33}
/* FOOTER */
.site-footer{background:linear-gradient(180deg,#050c1c,#030712);border-top:1px solid var(--line);padding:66px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:40px;margin-bottom:46px}
.footer-brand p{font-size:14px;color:var(--muted);line-height:1.7;margin:18px 0 0;max-width:360px}
.footer-col h4{font-size:14px;font-weight:800;color:#fff;margin:0 0 18px;letter-spacing:.03em}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:14px;color:var(--muted);transition:color .25s var(--ease)}
.footer-col a:hover{color:var(--brand-2)}
.footer-bottom{border-top:1px solid var(--line);padding-top:24px;display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}
.footer-bottom p{font-size:13px;color:var(--dim);margin:0}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.footer-badges span{font-size:11.5px;font-weight:700;color:#bfdbfe;padding:6px 12px;border-radius:8px;background:rgba(37,99,235,.14);border:1px solid var(--line)}
.age-badge{background:linear-gradient(135deg,#2563eb,#38bdf8)!important;color:#03121f!important;border:0!important}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  background:rgba(7,7,13,.82);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  border:2px solid transparent;
  background-clip:padding-box;
  color:#38bdf8;font-size:20px;
  box-shadow:0 0 20px rgba(56,189,248,.45);
  transition:all .3s var(--ease);opacity:.8;
}
.fab::before{content:'';position:absolute;inset:-2px;border-radius:50%;padding:2px;background:linear-gradient(135deg,#38bdf8,#2563eb);-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(56,189,248,.7)}
.fab:active{transform:scale(.95) translateY(2px)}
.fab .fab-dot{position:absolute;top:4px;right:4px;width:11px;height:11px;border-radius:50%;background:#f43f5e;box-shadow:0 0 0 2px #030712;animation:fabPulse 1.6s infinite}
@keyframes fabPulse{0%,100%{opacity:1}50%{opacity:.45}}
@media (max-width:1024px){
  .cat-hero-grid,.scene-block,.section-head--split{grid-template-columns:1fr;gap:34px}
  .grid-4,.channel-row,.process-grid,.stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3,.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .cta-band{grid-template-columns:1fr;padding:40px 30px}
  .stat-item{border-left:0;padding-left:0}
}
@media (max-width:768px){
  .nav-links{
    position:absolute;top:74px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(3,7,18,.98);border-bottom:1px solid var(--line);
    padding:16px 20px 22px;display:none;
  }
  .nav-links.is-open{display:flex}
  .nav-toggle{display:inline-flex}
  .section{padding:60px 0}
  .cat-hero{padding:64px 0 48px}
  .brand-text strong{font-size:17px}
}
@media (max-width:520px){
  .grid-3,.grid-4,.grid-2,.news-grid,.channel-row,.process-grid,.stat-strip,.footer-grid{grid-template-columns:1fr}
  .hero-panel{padding:22px}
  .cta-band{padding:32px 22px;border-radius:var(--r-lg)}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .btn{width:100%}
  .cat-hero-actions,.hero-actions{flex-direction:column}
}

/* roulang page: category3 */
/* roulang page: category3 - khuyen-mai-nap-rut */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#050c1c;
  --panel:rgba(13,25,48,.6);
  --panel-solid:#0b1730;
  --line:rgba(96,165,250,.18);
  --line-2:rgba(96,165,250,.38);
  --brand:#2563eb;
  --brand-2:#38bdf8;
  --holo:#60a5fa;
  --gold:#facc15;
  --text:#f8fafc;
  --muted:#94a3b8;
  --dim:#64748b;
  --r-xs:8px;
  --r-sm:12px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh-1:0 14px 34px rgba(2,8,23,.5);
  --sh-2:0 28px 64px rgba(2,8,23,.68);
  --glow-1:0 0 24px rgba(56,189,248,.3);
  --glow-2:0 0 46px rgba(56,189,248,.5);
  --ease:cubic-bezier(.22,.68,.36,1);
  --maxw:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
ul,ol{list-style:none;margin:0;padding:0}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.28;font-weight:800;letter-spacing:-.02em}
a{color:inherit;text-decoration:none;transition:color .25s var(--ease)}
img{max-width:100%;height:auto;display:block}
button{font-family:inherit;cursor:pointer;border:0;background:none;color:inherit}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--brand-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:20px}
.section{padding:86px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.72) 0%,rgba(3,7,18,.96) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section--tight{padding:56px 0}
.eyebrow{
  display:inline-block;font-size:12px;font-weight:800;letter-spacing:.17em;text-transform:uppercase;
  color:var(--brand-2);margin-bottom:14px;
}
.section-head{max-width:760px;margin-bottom:46px}
.section-head h2{font-size:clamp(1.5rem,2.7vw,2.15rem)}
.section-head p{color:var(--muted);margin:0}
.section-head--split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:40px;align-items:end;max-width:none}

/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:999px;font-size:15px;font-weight:700;
  border:1px solid transparent;white-space:nowrap;transition:all .3s var(--ease);
}
.btn i{font-size:14px}
.btn-primary{
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  color:#03121f;
  box-shadow:0 10px 28px rgba(37,99,235,.42),0 0 24px rgba(56,189,248,.35);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(37,99,235,.6),0 0 42px rgba(56,189,248,.6);color:#03121f}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{color:#dbeafe;background:rgba(37,99,235,.1);border-color:rgba(96,165,250,.36)}
.btn-ghost:hover{background:rgba(37,99,235,.24);border-color:rgba(56,189,248,.72);color:#fff}
.btn-ghost:active{transform:scale(.98)}
.btn-gold{background:linear-gradient(135deg,#facc15,#f59e0b);color:#241a00;box-shadow:0 10px 26px rgba(250,204,21,.32)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 18px 40px rgba(250,204,21,.5);color:#241a00}
.btn-sm{padding:9px 18px;font-size:14px}
.btn-lg{padding:16px 34px;font-size:16px}

/* header / nav */
.site-header{
  position:sticky;top:0;z-index:120;
  background:rgba(3,7,18,.86);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px;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(135deg,#2563eb,#38bdf8);
  color:#03121f;font-weight:900;font-size:14px;letter-spacing:-.02em;
  box-shadow:0 0 22px rgba(56,189,248,.45);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:19px;font-weight:800;color:#fff;letter-spacing:-.02em}
.brand-text em{font-style:normal;font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-2);font-weight:700}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  display:block;padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:600;
  color:var(--muted);transition:all .25s var(--ease);
}
.nav-links a:hover{color:#fff;background:rgba(37,99,235,.18)}
.nav-links a.active{
  color:#fff;
  background:linear-gradient(135deg,rgba(37,99,235,.34),rgba(56,189,248,.18));
  box-shadow:inset 0 0 0 1px rgba(56,189,248,.38);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-2);background:rgba(37,99,235,.12);
  align-items:center;justify-content:center;color:#dbeafe;
}
.nav-toggle:hover{background:rgba(37,99,235,.26)}

/* hero */
.hero{position:relative;overflow:hidden;padding:92px 0 60px;background:var(--bg-2);isolation:isolate}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.32;z-index:-2}
.hero-bg::after{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(1020px 620px at 8% -6%,rgba(37,99,235,.55),transparent 62%),
    radial-gradient(760px 480px at 96% 8%,rgba(56,189,248,.22),transparent 66%),
    linear-gradient(180deg,rgba(3,7,18,.62) 0%,rgba(3,7,18,.9) 58%,#030712 100%);
}
.hero::before{
  content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;
  background-image:linear-gradient(rgba(96,165,250,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(96,165,250,.06) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 30% 20%,#000,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 30% 20%,#000,transparent 78%);
}
.hero-inner{position:relative;z-index:2;max-width:900px}
.hero-brandline{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:700;letter-spacing:.06em;
  color:#bae6fd;background:rgba(37,99,235,.16);
  border:1px solid var(--line-2);border-radius:999px;
  padding:7px 16px;margin-bottom:20px;
}
.hero h1{
  font-size:clamp(1.75rem,3.6vw,2.85rem);
  line-height:1.18;font-weight:900;letter-spacing:-.025em;margin-bottom:20px;overflow-wrap:break-word;
}
.hero h1 span{background:linear-gradient(120deg,#38bdf8,#facc15);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:16.5px;line-height:1.72;color:#cbd5e1;max-width:800px;margin-bottom:30px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:34px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px}
.hero-trust li{
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 15px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:#bfdbfe;background:rgba(13,25,48,.72);border:1px solid var(--line);
}
.hero-trust i{color:var(--brand-2);font-size:12px}

/* countdown */
.countdown-bar{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;
  margin-top:38px;padding:20px 24px;border-radius:var(--r-lg);
  background:linear-gradient(120deg,rgba(13,25,48,.9),rgba(9,18,38,.72));
  border:1px solid var(--line-2);
  box-shadow:var(--sh-1),inset 0 1px 0 rgba(96,165,250,.16);
}
.countdown-copy strong{display:block;font-size:15px;font-weight:800;color:#fff}
.countdown-copy span{font-size:13px;color:var(--muted)}
.countdown-clock{display:flex;align-items:center;gap:8px}
.cd-cell{
  min-width:66px;text-align:center;padding:8px 10px;border-radius:var(--r-sm);
  background:rgba(3,7,18,.72);border:1px solid var(--line);
}
.cd-cell b{display:block;font-size:22px;font-weight:900;color:var(--brand-2);line-height:1.15;font-variant-numeric:tabular-nums}
.cd-cell small{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--dim);font-weight:700}
.cd-sep{color:var(--line-2);font-weight:900}

/* feature cards */
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.feature-card{
  padding:26px 22px;border-radius:var(--r-lg);
  background:var(--panel);border:1px solid var(--line);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.feature-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-1),var(--glow-1)}
.feature-ico{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(135deg,rgba(37,99,235,.34),rgba(56,189,248,.16));
  color:var(--brand-2);font-size:18px;border:1px solid var(--line-2);
}
.feature-card h3{font-size:17px;margin-bottom:9px}
.feature-card p{font-size:14.5px;color:var(--muted);margin:0}

/* promo cards */
.promo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.promo-card{
  position:relative;display:flex;flex-direction:column;
  border-radius:var(--r-xl);overflow:hidden;
  background:linear-gradient(180deg,rgba(13,25,48,.86),rgba(5,12,28,.92));
  border:1px solid var(--line);
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .35s var(--ease);
}
.promo-card:hover{transform:translateY(-6px);border-color:var(--line-2);box-shadow:var(--sh-2),var(--glow-1)}
.promo-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.promo-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.promo-card:hover .promo-thumb img{transform:scale(1.06)}
.promo-thumb::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.05),rgba(3,7,18,.86))}
.ribbon{
  position:absolute;top:14px;left:14px;z-index:2;
  padding:6px 13px;border-radius:999px;font-size:11px;font-weight:900;
  letter-spacing:.1em;text-transform:uppercase;
  background:linear-gradient(135deg,#facc15,#f97316);color:#2b1600;
  box-shadow:0 8px 18px rgba(250,204,21,.35);
}
.promo-body{padding:22px 22px 26px;display:flex;flex-direction:column;flex:1}
.promo-value{font-size:30px;font-weight:900;line-height:1.1;color:#fff;margin-bottom:6px}
.promo-value small{font-size:13px;font-weight:600;color:var(--brand-2);display:block;letter-spacing:.04em}
.promo-body h3{font-size:17px;margin:10px 0 10px}
.promo-body p{font-size:14.5px;color:var(--muted)}
.promo-list{margin:6px 0 20px;display:grid;gap:9px}
.promo-list li{display:flex;gap:9px;font-size:14px;color:#cbd5e1;align-items:flex-start}
.promo-list i{color:var(--brand-2);font-size:12px;margin-top:5px}
.promo-body .btn{margin-top:auto}

/* payment channels */
.pay-layout{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:36px;align-items:start}
.pay-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.pay-item{
  padding:20px;border-radius:var(--r-md);
  background:rgba(11,23,48,.72);border:1px solid var(--line);
  transition:border-color .3s var(--ease),background .3s var(--ease),transform .3s var(--ease);
}
.pay-item:hover{border-color:var(--line-2);background:rgba(13,28,58,.92);transform:translateY(-3px)}
.pay-top{display:flex;align-items:center;gap:11px;margin-bottom:10px}
.pay-top i{font-size:18px;color:var(--brand-2)}
.pay-top strong{font-size:15.5px;font-weight:700}
.pay-item p{font-size:13.8px;color:var(--muted);margin:0}
.pay-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.pay-meta span{
  font-size:11.5px;font-weight:700;padding:5px 11px;border-radius:999px;
  background:rgba(37,99,235,.16);border:1px solid var(--line);color:#bfdbfe;
}
.stat-panel{
  padding:26px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(37,99,235,.22),rgba(5,12,28,.9));
  border:1px solid var(--line-2);box-shadow:var(--sh-1);
}
.stat-panel h3{font-size:16px;letter-spacing:.02em}
.stat-row{display:grid;gap:16px;margin-top:18px}
.stat-cell b{display:block;font-size:26px;font-weight:900;color:#fff;letter-spacing:-.02em}
.stat-cell span{font-size:13.5px;color:var(--muted)}
.stat-cell + .stat-cell{border-top:1px solid var(--line);padding-top:16px}

/* steps */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:step}
.step{
  position:relative;padding:26px 22px 24px;border-radius:var(--r-lg);
  background:var(--panel);border:1px solid var(--line);
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.step:hover{border-color:var(--line-2);box-shadow:var(--sh-1)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:26px;font-weight:900;color:rgba(56,189,248,.42);
  margin-bottom:12px;letter-spacing:-.03em;
}
.step h3{font-size:16.5px;margin-bottom:8px}
.step p{font-size:14.3px;color:var(--muted);margin:0}

/* tier table */
.tier-table{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:rgba(8,18,41,.5)}
.tier-row{
  display:grid;grid-template-columns:1.1fr 1fr 1fr 1.1fr;gap:12px;
  padding:16px 22px;align-items:center;font-size:14.5px;color:#cbd5e1;
}
.tier-row + .tier-row{border-top:1px solid var(--line)}
.tier-head{background:rgba(37,99,235,.16);font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#bfdbfe;font-weight:800}
.tier-name{display:flex;align-items:center;gap:10px;font-weight:700;color:#fff}
.tier-name i{font-size:14px;color:var(--brand-2)}
.tier-row strong{color:#fff;font-weight:700}
.tier-note{margin-top:16px;font-size:13.5px;color:var(--dim)}

/* checklist + note */
.split-block{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:36px;align-items:start}
.checklist{display:grid;gap:14px}
.checklist li{display:flex;gap:12px;font-size:15px;color:#cbd5e1;align-items:flex-start}
.checklist i{color:#38bdf8;margin-top:5px;font-size:13px}
.note-box{
  padding:26px;border-radius:var(--r-lg);
  background:linear-gradient(160deg,rgba(250,204,21,.14),rgba(5,12,28,.9));
  border:1px solid rgba(250,204,21,.34);
}
.note-box h3{font-size:16.5px;display:flex;gap:10px;align-items:center}
.note-box h3 i{color:var(--gold)}
.note-box p{font-size:14.4px;color:#e2e8f0;margin-bottom:0}
.note-box ul{display:grid;gap:10px;margin-top:14px}
.note-box ul li{font-size:14px;color:#cbd5e1;display:flex;gap:10px}
.note-box ul li i{color:var(--gold);margin-top:5px;font-size:11px}

/* category matrix */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.cat-card{
  display:flex;flex-direction:column;gap:10px;
  padding:26px 22px;border-radius:var(--r-lg);
  background:var(--panel);border:1px solid var(--line);
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-1),var(--glow-1)}
.cat-card span.tag{
  align-self:flex-start;font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  padding:5px 12px;border-radius:999px;background:rgba(37,99,235,.2);border:1px solid var(--line-2);color:#bfdbfe;
}
.cat-card h3{font-size:17px;margin:0}
.cat-card p{font-size:14.3px;color:var(--muted);margin:0}
.cat-card em{font-style:normal;font-size:13.5px;font-weight:700;color:var(--brand-2);display:inline-flex;align-items:center;gap:8px;margin-top:6px}
.cat-card.is-current{border-color:rgba(250,204,21,.42);background:linear-gradient(160deg,rgba(250,204,21,.1),rgba(8,18,41,.72))}
.cat-card.is-current em{color:var(--gold)}

/* news list */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.news-card{
  border-radius:var(--r-lg);border:1px solid var(--line);background:var(--panel);
  transition:transform .3s var(--ease),border-color .3s var(--ease),box-shadow .3s var(--ease);
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-1)}
.news-link{display:block;padding:22px 22px 24px;height:100%}
.news-cat{
  display:inline-block;font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  color:var(--brand-2);margin-bottom:12px;
}
.news-link h3{font-size:16.5px;margin-bottom:10px;line-height:1.4}
.news-link p{font-size:14.2px;color:var(--muted);margin-bottom:14px}
.news-link time{font-size:12.5px;color:var(--dim);font-weight:600}
.news-empty{padding:24px;border-radius:var(--r-md);border:1px dashed var(--line-2);color:var(--muted);background:rgba(8,18,41,.5)}

/* faq */
.faq-wrap{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:38px;align-items:start}
.faq-list{display:grid;gap:12px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:rgba(11,23,48,.6);overflow:hidden;
  transition:border-color .3s var(--ease),background .3s var(--ease);
}
.faq-item[open]{border-color:var(--line-2);background:rgba(13,28,58,.85)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-size:15.5px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';font-size:20px;color:var(--brand-2);font-weight:700;line-height:1}
.faq-item[open] summary::after{content:'–'}
.faq-item p{padding:0 22px 20px;margin:0;font-size:14.6px;color:var(--muted)}

/* cta band */
.cta-band{
  position:relative;overflow:hidden;
  border-radius:var(--r-xl);padding:48px 42px;
  background:
    radial-gradient(620px 320px at 12% 0%,rgba(37,99,235,.5),transparent 68%),
    linear-gradient(140deg,rgba(9,20,42,.96),rgba(3,7,18,.98));
  border:1px solid var(--line-2);
  box-shadow:var(--sh-2);
}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,2rem);max-width:640px}
.cta-band p{color:var(--muted);max-width:640px;margin-bottom:26px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.cta-facts span{
  font-size:12.5px;font-weight:600;color:#bfdbfe;padding:7px 14px;border-radius:999px;
  background:rgba(13,25,48,.8);border:1px solid var(--line);
}

/* fab */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 20px 14px 16px;border-radius:999px;
  background:rgba(7,12,28,.82);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid transparent;
  box-shadow:0 0 22px rgba(56,189,248,.42);
  opacity:.82;transition:all .3s var(--ease);
}
.fab::before{
  content:'';position:absolute;inset:-1px;border-radius:999px;padding:1px;
  background:linear-gradient(120deg,#38bdf8,#2563eb,#facc15);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  animation:fabPulse 3.2s ease-in-out infinite;
  pointer-events:none;
}
.fab:hover{opacity:1;transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,.75)}
.fab:active{transform:scale(.96)}
.fab-ico{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03121f;font-size:13px}
.fab-txt{font-size:13.5px;font-weight:800;color:#e2f2ff;white-space:nowrap}
.fab-dot{position:absolute;top:8px;right:12px;width:9px;height:9px;border-radius:50%;background:#f43f5e;box-shadow:0 0 0 2px rgba(3,7,18,.9);animation:dotBlink 1.6s infinite}
@keyframes fabPulse{0%,100%{opacity:.55}50%{opacity:1}}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.28}}

/* footer */
.site-footer{background:linear-gradient(180deg,#030712 0%,#050c1c 100%);border-top:1px solid var(--line);padding:64px 0 30px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px;padding-bottom:38px;border-bottom:1px solid var(--line)}
.footer-brand p{font-size:14.3px;color:var(--muted);margin-top:16px;max-width:420px}
.footer-col h4{font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:#bfdbfe;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14.2px;color:var(--muted)}
.footer-col a:hover{color:var(--brand-2)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;padding-top:24px}
.footer-bottom p{font-size:13px;color:var(--dim);margin:0}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px;align-items:center}
.footer-badges span{
  font-size:11.5px;font-weight:700;padding:5px 12px;border-radius:999px;
  color:#bfdbfe;background:rgba(13,25,48,.8);border:1px solid var(--line);
}
.footer-badges .age-badge{background:linear-gradient(135deg,#facc15,#f97316);color:#2b1600;border-color:transparent}

/* responsive */
@media (max-width:1024px){
  .section{padding:68px 0}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .promo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cat-grid,.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pay-layout,.split-block,.faq-wrap,.section-head--split{grid-template-columns:1fr;gap:28px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:absolute;top:calc(100% + 1px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;display:none;
    background:rgba(3,7,18,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;box-shadow:var(--sh-2);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 14px;font-size:15px}
}
@media (max-width:768px){
  .hero{padding:70px 0 48px}
  .countdown-bar{padding:18px}
  .cd-cell{min-width:58px;padding:7px 8px}
  .cd-cell b{font-size:18px}
  .cta-band{padding:34px 24px}
  .tier-row{grid-template-columns:1fr 1fr;gap:8px 14px;padding:16px 18px;font-size:14px}
  .tier-head{display:none}
  .tier-row > span::before{
    content:attr(data-label);display:block;font-size:10.5px;letter-spacing:.1em;
    text-transform:uppercase;color:var(--dim);font-weight:800;margin-bottom:3px;
  }
}
@media (max-width:520px){
  .container{padding-inline:16px}
  .section{padding:54px 0}
  .feature-grid,.steps,.promo-grid,.cat-grid,.news-grid,.pay-grid{grid-template-columns:1fr}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .brand-text em{display:none}
  .nav-actions .btn-ghost{display:none}
  .footer-grid{grid-template-columns:1fr}
  .fab{left:12px;bottom:84px;padding:12px 16px}
  .fab-txt{font-size:12.5px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}