/* roulang page: index */
:root{
  --bg0:#030712;
  --bg1:#081229;
  --bg2:#0c1a3a;
  --volt:#2563EB;
  --cyan:#38BDF8;
  --holo:#60A5FA;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.34);
  --text:#F8FAFC;
  --muted:#94A3B8;
  --soft:#CBD5E1;
  --glass:rgba(8,18,41,.62);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 44px rgba(2,6,23,.55);
  --glow:0 0 24px rgba(37,99,235,.35);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg0);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:-.01em;}
p{margin:0;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px;}

.shell{width:100%;max-width:1200px;margin-inline:auto;padding-inline:20px;}
.section{padding:76px 0;position:relative;}
.section-tight{padding:52px 0;}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.0),rgba(8,18,41,.75) 30%,rgba(8,18,41,.0));}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);}

/* ---------- typography helpers ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px;
}
.pulse-dot{width:7px;height:7px;border-radius:50%;background:#22D3EE;box-shadow:0 0 0 0 rgba(34,211,238,.7);animation:pulse 2s infinite;}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 rgba(34,211,238,.6);}
  70%{box-shadow:0 0 0 10px rgba(34,211,238,0);}
  100%{box-shadow:0 0 0 0 rgba(34,211,238,0);}
}
.sec-head{max-width:760px;margin-bottom:38px;}
.sec-head h2{font-size:clamp(24px,3.2vw,36px);margin-bottom:14px;}
.sec-head p{color:var(--muted);font-size:15.5px;}
.sec-head-left{max-width:820px;}
.grad-text{background:linear-gradient(120deg,#60A5FA,#38BDF8 45%,#A78BFA);-webkit-background-clip:text;background-clip:text;color:transparent;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--radius-sm);
  font-weight:600;font-size:15px;line-height:1.2;
  border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8 60%,#22D3EE);
  color:#03111f;box-shadow:0 0 22px rgba(56,189,248,.36);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.62);}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-outline{
  border-color:rgba(96,165,250,.42);
  background:rgba(37,99,235,.12);
  color:#DBEAFE;
}
.btn-outline:hover{background:rgba(37,99,235,.24);border-color:var(--cyan);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0) scale(.98);}
.btn-ghost{color:var(--soft);padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:500;}
.btn-ghost:hover{color:var(--cyan);background:rgba(56,189,248,.09);}
.btn-sm{padding:10px 18px;font-size:14px;}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(3,7,18,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:14px;height:68px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-size:19px;
  background:linear-gradient(140deg,rgba(37,99,235,.34),rgba(56,189,248,.18));
  border:1px solid var(--line-strong);box-shadow:0 0 18px rgba(37,99,235,.35);
}
.logo-text{font-weight:700;font-size:15px;line-height:1.15;letter-spacing:-.01em;}
.logo-text small{display:block;font-size:10.5px;font-weight:500;color:var(--muted);letter-spacing:.05em;text-transform:uppercase;}
.nav-desktop{display:none;align-items:center;gap:2px;}
.nav-link{
  padding:9px 14px;border-radius:10px;font-size:14.5px;font-weight:500;color:var(--muted);
  transition:color .2s,background .2s,box-shadow .2s;white-space:nowrap;
}
.nav-link:hover{color:#E0F2FE;background:rgba(56,189,248,.08);}
.nav-link.active{color:var(--cyan);background:rgba(56,189,248,.11);box-shadow:inset 0 0 0 1px rgba(56,189,248,.26);}
.header-actions{display:flex;align-items:center;gap:8px;}
.menu-toggle{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(8,18,41,.7);color:var(--cyan);font-size:17px;
}
.menu-toggle:hover{border-color:var(--line-strong);}
.mobile-menu{display:none;border-top:1px solid var(--line);background:rgba(3,7,18,.97);padding:14px 0 20px;}
.mobile-menu.open{display:block;}
.mobile-menu .shell{display:flex;flex-direction:column;gap:4px;}
.mobile-link{
  padding:13px 14px;border-radius:12px;font-size:15px;font-weight:500;color:var(--soft);
  border:1px solid transparent;transition:.2s;
}
.mobile-link:hover,.mobile-link.active{color:var(--cyan);background:rgba(56,189,248,.09);border-color:var(--line-strong);}

/* ---------- hero ---------- */
.hero-section{position:relative;padding-top:112px;padding-bottom:56px;overflow:hidden;}
.hero-bg{position:absolute;inset:0;z-index:0;}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.42;}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(1100px 520px at 18% 12%,rgba(37,99,235,.34),transparent 62%),
    radial-gradient(900px 460px at 88% 78%,rgba(34,211,238,.20),transparent 60%),
    linear-gradient(180deg,rgba(3,7,18,.72) 0%,rgba(3,7,18,.90) 62%,var(--bg0) 100%);
}
.hero-inner{position:relative;z-index:2;}
.hero-grid{display:grid;gap:42px;align-items:center;}
.hero-title{
  font-size:clamp(27px,4.6vw,50px);font-weight:800;margin:18px 0 16px;line-height:1.18;
  text-shadow:0 8px 34px rgba(3,7,18,.8);
}
.hero-desc{color:#C7D6EA;font-size:16px;max-width:640px;margin-bottom:26px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:28px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;}
.hero-facts li{
  display:flex;flex-direction:column;gap:2px;
  padding:12px 18px;border-radius:14px;
  background:rgba(8,18,41,.6);border:1px solid var(--line);
  backdrop-filter:blur(8px);min-width:104px;
}
.hero-facts strong{font-size:19px;color:var(--cyan);font-weight:700;}
.hero-facts span{font-size:12px;color:var(--muted);letter-spacing:.02em;}

.hero-stage{
  position:relative;border-radius:22px;overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:0 0 46px rgba(37,99,235,.3),var(--shadow);
  background:rgba(8,18,41,.6);
}
.hero-stage img{width:100%;height:290px;object-fit:cover;opacity:.82;}
.hero-stage::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.12),rgba(3,7,18,.82));
}
.play-btn{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:3;
  width:74px;height:74px;border-radius:50%;display:grid;place-items:center;
  font-size:23px;color:#03111f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  box-shadow:0 0 0 8px rgba(56,189,248,.16),0 0 34px rgba(56,189,248,.6);
  transition:transform .25s ease,box-shadow .25s ease;
}
.play-btn:hover{transform:translate(-50%,-50%) scale(1.09);box-shadow:0 0 0 12px rgba(56,189,248,.2),0 0 46px rgba(56,189,248,.8);}
.play-btn:active{transform:translate(-50%,-50%) scale(.97);}
.stage-caption{
  position:absolute;left:0;right:0;bottom:0;z-index:3;
  display:flex;align-items:center;gap:9px;padding:14px 18px;
  font-size:13px;color:#DBEAFE;background:rgba(3,7,18,.62);backdrop-filter:blur(8px);
  border-top:1px solid var(--line);
}
.live-dot{
  display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;letter-spacing:.1em;
  color:#FCA5A5;background:rgba(239,68,68,.14);border:1px solid rgba(239,68,68,.4);
  border-radius:999px;padding:3px 10px;
}

/* ---------- stats ---------- */
.stats-band{
  display:grid;gap:1px;background:var(--line);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.stat-item{background:rgba(8,18,41,.72);padding:26px 22px;transition:background .25s;}
.stat-item:hover{background:rgba(12,26,58,.92);}
.stat-item b{display:block;font-size:26px;font-weight:800;color:var(--cyan);letter-spacing:-.02em;}
.stat-item span{display:block;font-size:13.5px;color:var(--muted);margin-top:4px;}

/* ---------- generic cards ---------- */
.glass-card{
  position:relative;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(12,26,58,.78),rgba(3,7,18,.72));
  border:1px solid var(--line);backdrop-filter:blur(12px);
  padding:26px 24px;transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.glass-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(37,99,235,.32);}
.card-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  font-size:19px;color:var(--cyan);margin-bottom:16px;
  background:rgba(56,189,248,.09);border:1px solid var(--line-strong);
}
.glass-card h3{font-size:17px;margin-bottom:9px;}
.glass-card p{color:var(--muted);font-size:14.5px;}

/* ---------- mechanic list ---------- */
.mech-list{display:grid;gap:16px;}
.mech-item{
  display:grid;grid-template-columns:auto 1fr;gap:18px;align-items:start;
  padding:22px 24px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(8,18,41,.55);
  transition:border-color .25s,background .25s;
}
.mech-item:hover{border-color:var(--line-strong);background:rgba(12,26,58,.8);}
.mech-num{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:#03111f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
}
.mech-item h3{font-size:16.5px;margin-bottom:8px;color:#E2F2FF;}
.mech-item p{color:var(--muted);font-size:14.5px;}

/* ---------- game grid ---------- */
.game-grid{display:grid;gap:22px;}
.game-card{
  border-radius:var(--radius);overflow:hidden;background:rgba(8,18,41,.66);
  border:1px solid var(--line);transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
  display:flex;flex-direction:column;
}
.game-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:0 0 34px rgba(37,99,235,.34);}
.game-thumb{position:relative;overflow:hidden;}
.game-thumb img{width:100%;height:172px;object-fit:cover;transition:transform .5s ease;}
.game-card:hover .game-thumb img{transform:scale(1.06);}
.game-tag{
  position:absolute;top:12px;left:12px;z-index:2;
  font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;color:#03111f;
  background:linear-gradient(135deg,#38BDF8,#22D3EE);
}
.game-tag.hot{background:linear-gradient(135deg,#FBBF24,#F97316);}
.game-body{padding:17px 18px 20px;display:flex;flex-direction:column;gap:10px;}
.game-body h3{font-size:16px;}
.game-body p{font-size:13.6px;color:var(--muted);}
.game-meta{display:flex;justify-content:space-between;font-size:12.5px;color:#7DD3FC;border-top:1px solid var(--line);padding-top:11px;margin-top:auto;}
.game-meta b{color:#E0F2FE;font-weight:600;}

/* ---------- scene cards ---------- */
.scene-grid{display:grid;gap:20px;}
.scene-card{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);min-height:238px;display:flex;align-items:flex-end;
}
.scene-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.5;transition:transform .6s ease,opacity .4s ease;}
.scene-card:hover img{transform:scale(1.07);opacity:.62;}
.scene-card::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.18),rgba(3,7,18,.92));}
.scene-body{position:relative;z-index:2;padding:22px;}
.scene-body h3{font-size:16.5px;margin-bottom:8px;}
.scene-body p{font-size:13.8px;color:#B9C9DD;}

/* ---------- localisation ---------- */
.loc-grid{display:grid;gap:34px;align-items:center;}
.pay-list{display:grid;gap:12px;}
.pay-item{
  display:flex;align-items:center;gap:14px;padding:14px 16px;border-radius:14px;
  background:rgba(8,18,41,.6);border:1px solid var(--line);transition:.25s;
}
.pay-item:hover{border-color:var(--line-strong);transform:translateX(3px);}
.pay-icon{
  width:40px;height:40px;border-radius:11px;display:grid;place-items:center;font-size:16px;
  color:var(--cyan);background:rgba(56,189,248,.1);border:1px solid var(--line-strong);flex-shrink:0;
}
.pay-item strong{display:block;font-size:14.6px;}
.pay-item span{font-size:13px;color:var(--muted);}
.loc-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow);}
.loc-media img{width:100%;height:360px;object-fit:cover;}

/* ---------- coupon wall ---------- */
.coupon-hero{
  border-radius:var(--radius);overflow:hidden;position:relative;
  border:1px solid var(--line-strong);margin-bottom:28px;
}
.coupon-hero img{width:100%;height:230px;object-fit:cover;opacity:.55;}
.coupon-hero-veil{position:absolute;inset:0;background:linear-gradient(100deg,rgba(3,7,18,.94),rgba(3,7,18,.42));}
.coupon-hero-body{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:center;padding:26px 28px;}
.coupon-hero-body h3{font-size:clamp(20px,2.6vw,28px);margin-bottom:10px;}
.coupon-hero-body p{color:#C7D6EA;font-size:14.6px;max-width:560px;margin-bottom:16px;}
.coupon-grid{display:grid;gap:20px;}
.coupon-card{
  position:relative;border-radius:var(--radius);padding:24px 22px;
  background:linear-gradient(150deg,rgba(37,99,235,.24),rgba(8,18,41,.86));
  border:1px dashed var(--line-strong);
  transition:transform .28s ease,box-shadow .28s ease;
}
.coupon-card:hover{transform:translateY(-5px);box-shadow:0 0 30px rgba(56,189,248,.3);}
.coupon-value{font-size:31px;font-weight:800;color:#7DD3FC;letter-spacing:-.02em;}
.coupon-code{
  display:inline-block;margin:10px 0 14px;font-size:12.5px;font-weight:700;letter-spacing:.12em;
  padding:5px 12px;border-radius:8px;color:#E0F2FE;
  background:rgba(3,7,18,.7);border:1px solid var(--line-strong);
}
.coupon-card ul{display:grid;gap:7px;margin-bottom:18px;}
.coupon-card li{font-size:13.4px;color:var(--muted);display:flex;gap:8px;align-items:flex-start;}
.coupon-card li i{color:var(--cyan);font-size:11px;margin-top:6px;}
.rules-box{
  margin-top:26px;padding:24px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(8,18,41,.55);
}
.rules-box h3{font-size:16px;margin-bottom:14px;}
.rules-box ul{display:grid;gap:9px;}
.rules-box li{font-size:14px;color:var(--muted);display:flex;gap:10px;align-items:flex-start;}
.rules-box li i{color:#38BDF8;font-size:11px;margin-top:7px;}

/* ---------- guarantee strip ---------- */
.guarantee{display:grid;gap:14px;}
.guarantee-item{
  display:flex;align-items:center;gap:13px;padding:16px 18px;border-radius:14px;
  border:1px solid var(--line);background:rgba(8,18,41,.5);transition:.25s;
}
.guarantee-item:hover{border-color:var(--line-strong);background:rgba(12,26,58,.8);}
.guarantee-item i{font-size:19px;color:var(--cyan);}
.guarantee-item span{font-size:14px;font-weight:500;color:#D9E6F5;}

/* ---------- testimonials ---------- */
.review-grid{display:grid;gap:20px;}
.review-card{
  padding:24px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(8,18,41,.55);
  transition:border-color .25s,transform .25s;
}
.review-card:hover{border-color:var(--line-strong);transform:translateY(-4px);}
.stars{color:#FBBF24;font-size:13px;letter-spacing:2px;margin-bottom:12px;}
.review-card p{font-size:14.6px;color:#C7D6EA;margin-bottom:16px;}
.reviewer{display:flex;align-items:center;gap:11px;}
.avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  font-weight:700;font-size:14px;color:#03111f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);flex-shrink:0;
}
.reviewer strong{display:block;font-size:14px;}
.reviewer span{font-size:12.6px;color:var(--muted);}

/* ---------- task tracker ---------- */
.task-list{display:grid;gap:14px;}
.task-item{
  display:grid;grid-template-columns:auto 1fr auto;gap:16px;align-items:center;
  padding:18px 20px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(8,18,41,.55);
}
.task-check{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;font-size:14px;
  background:rgba(56,189,248,.12);border:1px solid var(--line-strong);color:var(--cyan);
}
.task-check.done{background:linear-gradient(135deg,#22D3EE,#2563EB);color:#03111f;border-color:transparent;}
.task-info strong{display:block;font-size:15px;margin-bottom:5px;}
.task-info span{font-size:13px;color:var(--muted);}
.progress-track{height:6px;border-radius:99px;background:rgba(56,189,248,.14);margin-top:9px;overflow:hidden;}
.progress-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,#2563EB,#38BDF8);}
.task-reward{font-size:14px;font-weight:700;color:#FBBF24;white-space:nowrap;}

/* ---------- channel wall ---------- */
.channel-grid{display:grid;gap:20px;}
.channel-card{
  display:block;padding:26px 24px;border-radius:var(--radius);
  border:1px solid var(--line);background:linear-gradient(150deg,rgba(12,26,58,.8),rgba(3,7,18,.7));
  transition:transform .28s,border-color .28s,box-shadow .28s;
}
.channel-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(37,99,235,.32);}
.channel-card h3{font-size:17px;margin-bottom:9px;}
.channel-card p{font-size:14px;color:var(--muted);margin-bottom:14px;}
.channel-card .more{font-size:13.5px;font-weight:600;color:var(--cyan);display:inline-flex;align-items:center;gap:7px;}
.tag-cloud{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;}
.tag-cloud span{
  font-size:13px;padding:7px 14px;border-radius:999px;
  color:#AFC3DA;background:rgba(8,18,41,.7);border:1px solid var(--line);transition:.2s;
}
.tag-cloud span:hover{color:var(--cyan);border-color:var(--line-strong);}

/* ---------- news ---------- */
.news-layout{display:grid;gap:30px;}
.news-list{display:grid;gap:14px;}
.news-item{
  display:block;padding:20px 22px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(8,18,41,.5);
  transition:border-color .25s,transform .25s,background .25s;
}
.news-item:hover{border-color:var(--line-strong);transform:translateX(4px);background:rgba(12,26,58,.8);}
.news-item h3{font-size:16px;margin-bottom:8px;color:#E4F0FC;}
.news-item p{font-size:13.8px;color:var(--muted);margin-bottom:11px;}
.news-meta{display:flex;flex-wrap:wrap;gap:14px;font-size:12.4px;color:#7DD3FC;}
.news-side{padding:24px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(8,18,41,.6);height:fit-content;}
.news-side h3{font-size:16px;margin-bottom:16px;}
.side-item{display:block;padding:13px 0;border-bottom:1px solid var(--line);transition:.2s;}
.side-item:last-child{border-bottom:0;}
.side-item:hover strong{color:var(--cyan);}
.side-item strong{display:block;font-size:14.2px;font-weight:600;color:#D9E6F5;transition:color .2s;margin-bottom:5px;}
.side-item span{font-size:12.3px;color:var(--muted);}
.empty-note{font-size:14.5px;color:var(--muted);padding:18px 0;}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  border-radius:16px;border:1px solid var(--line);background:rgba(8,18,41,.5);
  padding:6px 4px;transition:border-color .25s;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(12,26,58,.7);}
.faq-item summary{
  cursor:pointer;list-style:none;padding:16px 20px;font-size:15.4px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:14px;color:#E4F0FC;
}
.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:12px;color:var(--cyan);
  transition:transform .25s;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{padding:0 20px 18px;font-size:14.4px;color:var(--muted);}

/* ---------- final cta ---------- */
.cta-band{
  border-radius:24px;overflow:hidden;position:relative;
  border:1px solid var(--line-strong);
  background:linear-gradient(120deg,rgba(37,99,235,.26),rgba(8,18,41,.92) 60%);
  padding:44px 32px;
}
.cta-band::before{
  content:"";position:absolute;width:420px;height:420px;right:-140px;top:-160px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,189,248,.28),transparent 68%);
}
.cta-band-inner{position:relative;z-index:2;display:grid;gap:26px;align-items:center;}
.cta-band h2{font-size:clamp(22px,3vw,32px);margin-bottom:12px;}
.cta-band p{color:#C7D6EA;font-size:15px;max-width:620px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}
.contact-row{display:flex;flex-wrap:wrap;gap:20px;margin-top:20px;font-size:13.6px;color:var(--muted);}
.contact-row span{display:inline-flex;align-items:center;gap:8px;}
.contact-row i{color:var(--cyan);}

/* ---------- footer ---------- */
.site-footer{
  margin-top:20px;border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(8,18,41,.7),rgba(3,7,18,.98));
  padding:52px 0 26px;
}
.footer-grid{display:grid;gap:32px;}
.footer-brand p{font-size:14px;color:var(--muted);margin-top:14px;max-width:340px;}
.footer-col h4{font-size:14px;margin-bottom:15px;color:#E0F2FE;letter-spacing:.03em;}
.footer-col ul{display:grid;gap:10px;}
.footer-col a{font-size:13.8px;color:var(--muted);transition:color .2s;}
.footer-col a:hover{color:var(--cyan);}
.footer-col span.chip{
  display:inline-block;font-size:12.6px;color:#AFC3DA;
  padding:5px 12px;border-radius:999px;background:rgba(56,189,248,.07);
  border:1px solid var(--line);
}
.footer-bottom{
  margin-top:38px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:13px;color:var(--muted);
}
.badge-18{
  display:inline-flex;align-items:center;justify-content:center;
  width:40px;height:40px;border-radius:50%;font-weight:800;font-size:13px;
  color:#FCA5A5;border:1.5px solid rgba(239,68,68,.55);background:rgba(239,68,68,.08);
}

/* ---------- FAB ---------- */
.fab-neon{
  position:fixed;left:1rem;bottom:6rem;z-index:50;
  width:56px;height:56px;border-radius:18px;display:grid;place-items:center;
  font-size:21px;color:#38BDF8;
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.84),rgba(7,7,13,.84)),linear-gradient(135deg,#38BDF8,#2563EB);
  background-origin:border-box;
  background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.8;transition:opacity .25s,transform .25s,box-shadow .25s;
  animation:fabFloat 3.4s ease-in-out infinite;
}
.fab-neon:hover{opacity:1;transform:scale(1.09);box-shadow:0 0 32px rgba(56,189,248,.8);animation-play-state:paused;}
.fab-neon:active{transform:scale(.95);}
.fab-badge{
  position:absolute;top:-4px;right:-4px;width:14px;height:14px;border-radius:50%;
  background:#EF4444;border:2px solid #030712;animation:pulse 1.8s infinite;
}
@keyframes fabFloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-6px);}}

/* ---------- responsive ---------- */
@media (min-width:640px){
  .stats-band{grid-template-columns:repeat(2,1fr);}
  .guarantee{grid-template-columns:repeat(2,1fr);}
}
@media (min-width:768px){
  .game-grid{grid-template-columns:repeat(2,1fr);}
  .scene-grid{grid-template-columns:repeat(2,1fr);}
  .coupon-grid{grid-template-columns:repeat(2,1fr);}
  .review-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;}
  .hero-stage img{height:340px;}
}
@media (min-width:1024px){
  .nav-desktop{display:flex;}
  .menu-toggle{display:none;}
  .mobile-menu{display:none !important;}
  .hero-grid{grid-template-columns:1.15fr .85fr;gap:52px;}
  .stats-band{grid-template-columns:repeat(4,1fr);}
  .game-grid{grid-template-columns:repeat(3,1fr);}
  .scene-grid{grid-template-columns:repeat(4,1fr);}
  .coupon-grid{grid-template-columns:repeat(4,1fr);}
  .review-grid{grid-template-columns:repeat(3,1fr);}
  .guarantee{grid-template-columns:repeat(3,1fr);}
  .news-layout{grid-template-columns:1.6fr .9fr;}
  .loc-grid{grid-template-columns:1fr 1fr;gap:46px;}
  .cta-band-inner{grid-template-columns:1.4fr auto;}
  .section{padding:92px 0;}
}
@media (max-width:520px){
  .section{padding:58px 0;}
  .hero-section{padding-top:98px;}
  .hero-actions .btn{width:100%;}
  .hero-facts li{flex:1 1 44%;min-width:0;padding:11px 14px;}
  .task-item{grid-template-columns:auto 1fr;gap:12px 14px;}
  .task-reward{grid-column:2;}
  .coupon-hero img{height:290px;}
  .coupon-hero-body{position:relative;padding:22px;}
  .coupon-hero-veil{background:linear-gradient(180deg,rgba(3,7,18,.6),rgba(3,7,18,.96));}
  .cta-band{padding:32px 22px;}
  .fab-neon{bottom:5.5rem;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none !important;transition:none !important;}
  html{scroll-behavior:auto;}
}

/* roulang page: article */
:root{
  --bg0:#030712;
  --bg1:#081229;
  --bg2:#0c1a3a;
  --volt:#2563EB;
  --cyan:#38BDF8;
  --holo:#60A5FA;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.34);
  --text:#F8FAFC;
  --muted:#94A3B8;
  --soft:#CBD5E1;
  --glass:rgba(8,18,41,.62);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 44px rgba(2,6,23,.55);
  --glow:0 0 24px rgba(37,99,235,.35);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg0);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:76px 0;position:relative;}
.section-tight{padding:52px 0;}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,0),rgba(8,18,41,.75) 30%,rgba(8,18,41,0));}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px;
}
.section-head{max-width:760px;margin-bottom:34px;}
.section-head h2{font-size:clamp(21px,2.6vw,31px);font-weight:700;margin:16px 0 12px;line-height:1.28;}
.section-head p{color:var(--muted);font-size:15.5px;margin:0;}
/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--radius-sm);
  font-weight:600;font-size:15px;line-height:1.2;
  border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{background:linear-gradient(135deg,#2563EB,#38BDF8 60%,#22D3EE);color:#03111f;box-shadow:0 0 22px rgba(56,189,248,.36);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.62);}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-outline{border-color:rgba(96,165,250,.42);background:rgba(37,99,235,.12);color:#DBEAFE;}
.btn-outline:hover{background:rgba(37,99,235,.24);border-color:var(--cyan);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0) scale(.98);}
.btn-ghost{color:var(--soft);padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:500;}
.btn-ghost:hover{color:var(--cyan);background:rgba(56,189,248,.09);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;}
/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(3,7,18,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:14px;height:68px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-size:19px;
  background:linear-gradient(140deg,rgba(37,99,235,.34),rgba(56,189,248,.18));
  border:1px solid var(--line-strong);box-shadow:0 0 18px rgba(37,99,235,.35);
}
.logo-text{font-weight:700;font-size:15px;line-height:1.15;letter-spacing:-.01em;}
.logo-text small{display:block;font-size:10.5px;font-weight:500;color:var(--muted);letter-spacing:.05em;text-transform:uppercase;}
.nav-desktop{display:none;align-items:center;gap:2px;}
.nav-link{
  padding:9px 14px;border-radius:10px;font-size:14.5px;font-weight:500;color:var(--muted);
  transition:color .2s,background .2s,box-shadow .2s;white-space:nowrap;
}
.nav-link:hover{color:#E0F2FE;background:rgba(56,189,248,.08);}
.nav-link.active{color:var(--cyan);background:rgba(56,189,248,.11);box-shadow:inset 0 0 0 1px rgba(56,189,248,.26);}
.header-actions{display:flex;align-items:center;gap:8px;}
.menu-toggle{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(8,18,41,.7);color:var(--cyan);font-size:17px;
}
.menu-toggle:hover{border-color:var(--line-strong);}
.mobile-menu{display:none;border-top:1px solid var(--line);background:rgba(3,7,18,.97);padding:14px 0 20px;}
.mobile-menu.open{display:block;}
.mobile-menu .shell{display:flex;flex-direction:column;gap:4px;}
.mobile-link{padding:13px 14px;border-radius:12px;font-size:15px;font-weight:500;color:var(--soft);border:1px solid transparent;transition:.2s;}
.mobile-link:hover,.mobile-link.active{color:var(--cyan);background:rgba(56,189,248,.09);border-color:var(--line-strong);}
/* ---------- article hero ---------- */
.article-hero{position:relative;padding-top:112px;padding-bottom:44px;overflow:hidden;}
.article-hero-bg{position:absolute;inset:0;z-index:0;}
.article-hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.3;}
.article-hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(1000px 480px at 14% 10%,rgba(37,99,235,.35),transparent 62%),
    radial-gradient(820px 420px at 88% 80%,rgba(34,211,238,.18),transparent 60%),
    linear-gradient(180deg,rgba(3,7,18,.78) 0%,rgba(3,7,18,.93) 66%,var(--bg0) 100%);
}
.article-hero-inner{position:relative;z-index:2;}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13px;color:var(--muted);}
.breadcrumb a{color:var(--soft);transition:color .2s;}
.breadcrumb a:hover{color:var(--cyan);}
.breadcrumb i{font-size:9px;color:rgba(148,163,184,.6);}
.article-title{
  font-size:clamp(24px,3.5vw,42px);font-weight:800;line-height:1.24;
  margin:16px 0 16px;max-width:940px;text-shadow:0 8px 34px rgba(3,7,18,.75);
}
.article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13.5px;color:var(--muted);}
.meta-pill{
  display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;
  background:rgba(8,18,41,.72);border:1px solid var(--line);color:var(--soft);font-size:12.5px;
}
.meta-pill i{color:var(--cyan);font-size:12px;}
.article-sapo{
  max-width:900px;margin-top:22px;padding:4px 0 4px 18px;
  border-left:3px solid var(--cyan);color:#C7D6EA;font-size:16.5px;
}
/* ---------- article body ---------- */
.article-wrap{display:grid;gap:34px;grid-template-columns:1fr;}
.article-main{min-width:0;}
.article-body{font-size:16.5px;color:#D5E3F3;max-width:900px;}
.article-body p{margin:0 0 18px;line-height:1.75;}
.article-body h2{font-size:23px;font-weight:700;color:#F8FAFC;margin:36px 0 14px;padding-left:14px;border-left:4px solid var(--cyan);line-height:1.35;}
.article-body h3{font-size:19px;font-weight:600;color:#E2F2FF;margin:26px 0 12px;}
.article-body h4{font-size:17px;font-weight:600;color:#DBEAFE;margin:22px 0 10px;}
.article-body ul,.article-body ol{margin:0 0 20px;padding-left:22px;}
.article-body li{margin-bottom:9px;line-height:1.7;}
.article-body a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px;}
.article-body a:hover{color:#7DD3FC;}
.article-body img{border-radius:14px;margin:22px 0;border:1px solid var(--line);}
.article-body blockquote{
  margin:24px 0;padding:16px 20px;border-radius:14px;
  background:rgba(37,99,235,.1);border-left:3px solid var(--volt);color:#DBEAFE;
}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 13px;text-align:left;}
.article-body th{background:rgba(37,99,235,.14);color:#E0F2FE;font-weight:600;}
.article-body hr{border:0;height:1px;background:var(--line-strong);margin:32px 0;}
.empty-state{
  padding:44px 28px;border-radius:var(--radius);text-align:left;
  background:var(--glass);border:1px solid var(--line);
}
.empty-state h2{margin:0 0 12px;font-size:22px;border:0;padding:0;}
.empty-state p{color:var(--muted);margin:0 0 20px;}
/* ---------- highlight strip ---------- */
.highlight-strip{display:grid;gap:16px;grid-template-columns:1fr;}
.strip-item{
  padding:20px 22px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  transition:border-color .25s,transform .25s,box-shadow .25s;
}
.strip-item:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:0 14px 34px rgba(2,6,23,.5);}
.strip-item h3{margin:0 0 8px;font-size:16.5px;font-weight:600;display:flex;align-items:center;gap:9px;}
.strip-item h3 i{color:var(--cyan);font-size:15px;}
.strip-item p{margin:0;color:var(--muted);font-size:14.5px;}
/* ---------- spec table ---------- */
.spec-grid{display:grid;gap:26px;grid-template-columns:1fr;}
.spec-table{width:100%;border-collapse:collapse;font-size:15px;}
.spec-table caption{text-align:left;color:var(--muted);font-size:13.5px;padding-bottom:12px;}
.spec-table th,.spec-table td{padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top;}
.spec-table th{
  text-align:left;color:var(--soft);font-weight:500;width:42%;
  background:rgba(8,18,41,.55);
}
.spec-table td{color:#E2F2FF;font-weight:600;}
.spec-note{
  padding:22px 24px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(37,99,235,.16),rgba(8,18,41,.7));
  border:1px solid var(--line-strong);
}
.spec-note h3{margin:0 0 12px;font-size:17px;}
.spec-note ul{margin:0;padding-left:20px;color:var(--soft);font-size:14.5px;}
.spec-note li{margin-bottom:9px;}
/* ---------- gallery ---------- */
.gallery{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-strong);background:var(--bg1);}
.gal-track{position:relative;height:280px;}
.gal-slide{position:absolute;inset:0;opacity:0;transition:opacity .5s ease;}
.gal-slide.is-active{opacity:1;}
.gal-slide img{width:100%;height:100%;object-fit:cover;}
.gal-caption{
  position:absolute;left:0;right:0;bottom:0;padding:34px 20px 16px;
  background:linear-gradient(180deg,transparent,rgba(3,7,18,.9));
  font-size:14px;color:#DBEAFE;
}
.gal-dots{display:flex;gap:8px;padding:14px 18px;justify-content:flex-start;background:rgba(3,7,18,.6);}
.gal-dot{width:30px;height:4px;border-radius:999px;background:rgba(148,163,184,.35);transition:background .25s,width .25s;}
.gal-dot.is-active{background:linear-gradient(90deg,#2563EB,#38BDF8);width:46px;}
.gal-side{display:grid;gap:16px;}
.side-thumb{border-radius:14px;overflow:hidden;border:1px solid var(--line);}
.side-thumb img{height:118px;width:100%;object-fit:cover;}
/* ---------- action bar ---------- */
.action-bar{
  display:grid;gap:18px;grid-template-columns:1fr;
  padding:24px;border-radius:var(--radius);
  background:linear-gradient(135deg,rgba(37,99,235,.2),rgba(8,18,41,.85));
  border:1px solid var(--line-strong);
  box-shadow:var(--glow);
}
.action-bar h3{margin:0 0 8px;font-size:19px;}
.action-bar p{margin:0;color:var(--soft);font-size:14.5px;}
.action-bar-cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
/* ---------- channel grid ---------- */
.channel-grid{display:grid;gap:18px;grid-template-columns:1fr;}
.channel-card{
  display:block;padding:24px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  transition:transform .25s,border-color .25s,box-shadow .25s;
}
.channel-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 16px 40px rgba(2,6,23,.55);}
.channel-card .ch-tag{
  display:inline-block;font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--cyan);border:1px solid var(--line-strong);border-radius:999px;padding:4px 11px;margin-bottom:14px;
}
.channel-card h3{margin:0 0 10px;font-size:18px;}
.channel-card p{margin:0 0 16px;color:var(--muted);font-size:14.5px;}
.channel-card .ch-more{color:var(--cyan);font-size:14px;font-weight:600;display:inline-flex;align-items:center;gap:8px;}
/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:rgba(8,18,41,.55);overflow:hidden;}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-size:16px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--cyan);font-size:12px;transition:transform .25s;
}
.faq-item[open] summary::after{content:"\f068";}
.faq-item summary:hover{color:var(--cyan);}
.faq-item .faq-answer{padding:0 22px 20px;color:var(--soft);font-size:15px;line-height:1.7;}
/* ---------- post list ---------- */
.post-list{display:grid;gap:12px;max-width:900px;}
.post-row{
  display:flex;align-items:flex-start;gap:14px;padding:18px 20px;border-radius:var(--radius-sm);
  background:rgba(8,18,41,.5);border:1px solid var(--line);transition:border-color .22s,transform .22s;
}
.post-row:hover{border-color:var(--line-strong);transform:translateX(4px);}
.post-row i{color:var(--cyan);margin-top:5px;font-size:13px;}
.post-row .post-title{font-size:15.5px;font-weight:500;color:#E2F2FF;line-height:1.55;}
/* ---------- final cta ---------- */
.cta-panel{
  padding:38px 28px;border-radius:22px;text-align:center;
  background:
    radial-gradient(700px 320px at 50% 0%,rgba(37,99,235,.3),transparent 70%),
    linear-gradient(150deg,rgba(8,18,41,.95),rgba(12,26,58,.9));
  border:1px solid var(--line-strong);
  box-shadow:0 0 40px rgba(37,99,235,.24);
}
.cta-panel h2{font-size:clamp(21px,3vw,31px);margin:16px 0 14px;font-weight:700;}
.cta-panel p{color:var(--soft);max-width:680px;margin:0 auto 26px;font-size:15.5px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}
/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(3,7,18,.6),rgba(8,18,41,.92));padding:56px 0 28px;margin-top:20px;}
.footer-grid{display:grid;gap:32px;grid-template-columns:1fr;}
.footer-brand p{color:var(--muted);font-size:14.5px;margin:16px 0 0;max-width:420px;}
.footer-col h4{font-size:14px;text-transform:uppercase;letter-spacing:.06em;color:var(--soft);margin:0 0 16px;font-weight:600;}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;}
.footer-col a{color:var(--muted);font-size:14.5px;transition:color .2s;}
.footer-col a:hover{color:var(--cyan);}
.chip{
  display:inline-flex;align-items:center;padding:7px 13px;border-radius:999px;
  background:rgba(37,99,235,.12);border:1px solid var(--line);color:var(--soft);font-size:13px;
}
.footer-bottom{
  margin-top:36px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  color:var(--muted);font-size:13px;
}
.badge-18{
  display:inline-grid;place-items:center;width:38px;height:26px;border-radius:7px;
  background:rgba(220,38,38,.16);border:1px solid rgba(248,113,113,.5);color:#FCA5A5;
  font-size:12px;font-weight:700;
}
/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 18px;border-radius:999px;
  background:rgba(7,7,13,.82);
  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(120deg,#38BDF8,#22D3EE,#2563EB);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.42);
  color:#E0F2FE;font-size:14px;font-weight:600;
  transition:opacity .25s,transform .25s,box-shadow .25s;
  opacity:.78;
}
.fab i{color:var(--cyan);font-size:16px;}
.fab:hover{opacity:1;transform:scale(1.05);box-shadow:0 0 30px rgba(6,182,212,.7);}
.fab:active{transform:scale(.95);}
.fab-dot{
  position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;
  background:#EF4444;box-shadow:0 0 0 3px rgba(3,7,18,.9);animation:fabpulse 1.6s infinite;
}
@keyframes fabpulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.28);opacity:.65}}
/* ---------- responsive ---------- */
@media (min-width:760px){
  .highlight-strip{grid-template-columns:repeat(2,1fr);}
  .spec-grid{grid-template-columns:1.15fr .85fr;align-items:start;}
  .channel-grid{grid-template-columns:repeat(3,1fr);}
  .action-bar{grid-template-columns:1fr auto;align-items:center;padding:28px 32px;}
  .gal-track{height:390px;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;}
}
@media (min-width:1024px){
  .nav-desktop{display:flex;}
  .menu-toggle{display:none;}
  .header-actions .btn-ghost{display:inline-flex;}
  .article-wrap{grid-template-columns:minmax(0,1fr);}
  .highlight-strip{grid-template-columns:repeat(4,1fr);}
  .gallery-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:18px;align-items:stretch;}
  .gal-side{grid-template-columns:1fr;}
}
@media (max-width:1019px){
  .header-actions .btn-ghost{display:none;}
  .header-actions .btn-sm{display:none;}
}
@media (max-width:520px){
  .section{padding:56px 0;}
  .article-title{font-size:23px;}
  .article-body{font-size:16px;}
  .gal-track{height:220px;}
  .fab{padding:11px 15px;font-size:13px;bottom:86px;}
  .btn{padding:12px 18px;font-size:14.5px;}
}

/* roulang page: category1 */
:root{
  --bg0:#030712;
  --bg1:#081229;
  --bg2:#0c1a3a;
  --volt:#2563EB;
  --cyan:#38BDF8;
  --holo:#60A5FA;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.34);
  --text:#F8FAFC;
  --muted:#94A3B8;
  --soft:#CBD5E1;
  --glass:rgba(8,18,41,.62);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 44px rgba(2,6,23,.55);
  --glow:0 0 24px rgba(37,99,235,.35);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg0);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
input,select,textarea{font:inherit;color:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px;border-radius:6px;}

/* ---------- layout ---------- */
.shell{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;}
.section{padding:76px 0;position:relative;}
.section-tight{padding:52px 0;}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,0),rgba(8,18,41,.78) 28%,rgba(8,18,41,0));}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);}
.section-head{max-width:720px;}
.section-head h2{
  font-size:clamp(22px,2.7vw,34px);font-weight:800;line-height:1.25;margin:14px 0 12px;letter-spacing:-.01em;
}
.section-head p{color:var(--muted);font-size:15.5px;}
.section-head.left{text-align:left;}

/* ---------- typography helpers ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px;
}
.text-glow{color:var(--cyan);text-shadow:0 0 18px rgba(56,189,248,.5);}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--radius-sm);
  font-weight:600;font-size:15px;line-height:1.2;
  border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{background:linear-gradient(135deg,#2563EB,#38BDF8 60%,#22D3EE);color:#03111f;box-shadow:0 0 22px rgba(56,189,248,.36);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.62);}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-outline{border-color:rgba(96,165,250,.42);background:rgba(37,99,235,.12);color:#DBEAFE;}
.btn-outline:hover{background:rgba(37,99,235,.24);border-color:var(--cyan);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0) scale(.98);}
.btn-ghost{color:var(--soft);padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:500;}
.btn-ghost:hover{color:var(--cyan);background:rgba(56,189,248,.09);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(3,7,18,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:14px;height:68px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-size:19px;
  background:linear-gradient(140deg,rgba(37,99,235,.34),rgba(56,189,248,.18));
  border:1px solid var(--line-strong);box-shadow:0 0 18px rgba(37,99,235,.35);
}
.logo-text{font-weight:700;font-size:15px;line-height:1.15;letter-spacing:-.01em;}
.logo-text small{display:block;font-size:10.5px;font-weight:500;color:var(--muted);letter-spacing:.05em;text-transform:uppercase;}
.nav-desktop{display:none;align-items:center;gap:2px;}
.nav-link{
  padding:9px 14px;border-radius:10px;font-size:14.5px;font-weight:500;color:var(--muted);
  transition:color .2s,background .2s,box-shadow .2s;white-space:nowrap;
}
.nav-link:hover{color:#E0F2FE;background:rgba(56,189,248,.08);}
.nav-link.active{color:var(--cyan);background:rgba(56,189,248,.11);box-shadow:inset 0 0 0 1px rgba(56,189,248,.26);}
.header-actions{display:flex;align-items:center;gap:8px;}
.menu-toggle{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(8,18,41,.7);color:var(--cyan);font-size:17px;
}
.menu-toggle:hover{border-color:var(--line-strong);}
.mobile-menu{display:none;border-top:1px solid var(--line);background:rgba(3,7,18,.97);padding:14px 0 20px;}
.mobile-menu.open{display:block;}
.mobile-menu .shell{display:flex;flex-direction:column;gap:4px;}
.mobile-link{
  padding:13px 14px;border-radius:12px;font-size:15px;font-weight:500;color:var(--soft);
  border:1px solid transparent;transition:.2s;
}
.mobile-link:hover,.mobile-link.active{color:var(--cyan);background:rgba(56,189,248,.09);border-color:var(--line-strong);}

/* ---------- hero ---------- */
.hero-section{position:relative;padding-top:112px;padding-bottom:60px;overflow:hidden;}
.hero-bg{position:absolute;inset:0;z-index:0;}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.4;}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(1100px 520px at 16% 10%,rgba(37,99,235,.34),transparent 62%),
    radial-gradient(900px 460px at 88% 80%,rgba(34,211,238,.20),transparent 60%),
    linear-gradient(180deg,rgba(3,7,18,.74) 0%,rgba(3,7,18,.92) 62%,var(--bg0) 100%);
}
.hero-inner{position:relative;z-index:2;}
.hero-grid{display:grid;gap:40px;align-items:start;}
.hero-title{
  font-size:clamp(27px,4.4vw,48px);font-weight:800;margin:18px 0 16px;line-height:1.2;
  text-shadow:0 8px 34px rgba(3,7,18,.8);
}
.hero-desc{color:#C7D6EA;font-size:16px;max-width:620px;margin-bottom:24px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 26px;}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px;}
.hero-facts li{
  display:flex;flex-direction:column;gap:2px;
  padding:12px 18px;border-radius:14px;
  background:rgba(8,18,41,.6);border:1px solid var(--line);
  backdrop-filter:blur(8px);min-width:110px;
}
.hero-facts strong{font-size:19px;color:var(--cyan);font-weight:700;}
.hero-facts span{font-size:12px;color:var(--muted);letter-spacing:.02em;}

/* TOC inside hero */
.toc-list{counter-reset:toc;display:grid;gap:10px;max-width:620px;}
.toc-list li{
  counter-increment:toc;display:flex;gap:12px;align-items:flex-start;
  font-size:14.5px;color:var(--soft);
  padding:11px 14px;border-radius:12px;
  background:rgba(8,18,41,.5);border:1px solid var(--line);
}
.toc-list li::before{
  content:counter(toc,decimal-leading-zero);
  font-size:12px;font-weight:700;color:var(--cyan);
  border:1px solid var(--line-strong);border-radius:8px;
  padding:1px 7px;line-height:1.5;flex-shrink:0;
}

/* lead card */
.lead-card{
  background:var(--glass);border:1px solid var(--line-strong);border-radius:22px;
  padding:20px;backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  box-shadow:0 0 42px rgba(37,99,235,.28),var(--shadow);
}
.lead-cover{position:relative;border-radius:16px;overflow:hidden;border:1px solid var(--line);margin-bottom:18px;}
.lead-cover img{width:100%;height:190px;object-fit:cover;}
.lead-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.05),rgba(3,7,18,.72));}
.cover-tag{
  position:absolute;left:12px;top:12px;z-index:2;
  font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:#03111f;background:linear-gradient(135deg,#38BDF8,#22D3EE);
  border-radius:999px;padding:5px 12px;
}
.lead-card h2{font-size:19px;font-weight:700;margin-bottom:8px;}
.lead-card > p{font-size:14px;color:var(--muted);margin-bottom:16px;}
.lead-form{display:grid;gap:12px;}
.field{display:grid;gap:6px;}
.field label{font-size:12.5px;font-weight:600;color:var(--muted);letter-spacing:.02em;}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:12px;
  background:rgba(3,7,18,.72);border:1px solid var(--line);
  font-size:14.5px;transition:border-color .2s,box-shadow .2s;
}
.field input::placeholder{color:#5b7291;}
.field input:focus,.field select:focus{
  border-color:var(--line-strong);outline:none;
  box-shadow:0 0 0 3px rgba(56,189,248,.16);
}
.form-note{font-size:12px;color:var(--muted);text-align:left;}

/* ---------- tiers ---------- */
.tier-grid{display:grid;gap:18px;margin-top:36px;}
.tier-card{
  position:relative;padding:24px 22px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  backdrop-filter:blur(12px);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.tier-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(37,99,235,.3);}
.tier-card h3{font-size:16px;font-weight:700;letter-spacing:.02em;margin-bottom:6px;text-transform:uppercase;}
.tier-value{font-size:26px;font-weight:800;color:var(--cyan);line-height:1.2;margin-bottom:10px;}
.tier-card p{font-size:14px;color:var(--muted);}
.tier-card .tier-line{height:3px;border-radius:999px;margin-bottom:16px;background:linear-gradient(90deg,var(--volt),var(--cyan));}
.tier-card.mini .tier-line{background:linear-gradient(90deg,#22D3EE,#60A5FA);}
.tier-card.minor .tier-line{background:linear-gradient(90deg,#38BDF8,#2563EB);}
.tier-card.major .tier-line{background:linear-gradient(90deg,#60A5FA,#a855f7);}
.tier-card.grand .tier-line{background:linear-gradient(90deg,#2563EB,#EC4899);}

/* ---------- game cards ---------- */
.game-grid{display:grid;gap:18px;margin-top:36px;}
.game-card{
  display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--radius);background:var(--glass);
  border:1px solid var(--line);backdrop-filter:blur(10px);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.game-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 34px rgba(56,189,248,.32);}
.game-thumb{position:relative;overflow:hidden;}
.game-thumb img{width:100%;height:172px;object-fit:cover;transition:transform .4s ease;}
.game-card:hover .game-thumb img{transform:scale(1.06);}
.game-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.05),rgba(3,7,18,.72));}
.game-tag{
  position:absolute;right:10px;top:10px;z-index:2;
  font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;color:#03111f;
  background:linear-gradient(135deg,#38BDF8,#22D3EE);
}
.game-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1;}
.game-body h3{font-size:16px;font-weight:700;line-height:1.35;}
.game-body p{font-size:13.5px;color:var(--muted);}
.game-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:10px;}
.pill{
  font-size:11.5px;font-weight:600;color:var(--holo);
  border:1px solid var(--line);border-radius:999px;padding:4px 10px;
  background:rgba(37,99,235,.12);
}

/* ---------- steps ---------- */
.steps{display:grid;gap:16px;margin-top:34px;counter-reset:step;}
.step{
  position:relative;padding:22px 22px 22px 64px;border-radius:var(--radius);
  background:rgba(8,18,41,.52);border:1px solid var(--line);
  counter-increment:step;transition:border-color .25s ease,background .25s ease;
}
.step:hover{border-color:var(--line-strong);background:rgba(12,26,58,.66);}
.step::before{
  content:counter(step);
  position:absolute;left:20px;top:22px;
  width:32px;height:32px;border-radius:10px;display:grid;place-items:center;
  font-size:14px;font-weight:700;color:#03111f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  box-shadow:0 0 18px rgba(56,189,248,.4);
}
.step h3{font-size:16px;font-weight:700;margin-bottom:6px;}
.step p{font-size:14px;color:var(--muted);}

/* ---------- timeline ---------- */
.time-grid{display:grid;gap:16px;margin-top:34px;}
.time-card{
  border-radius:var(--radius);padding:20px;
  background:linear-gradient(160deg,rgba(12,26,58,.85),rgba(3,7,18,.7));
  border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease;
}
.time-card:hover{transform:translateY(-3px);border-color:var(--line-strong);}
.time-card .time{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;font-weight:700;color:var(--cyan);
  border:1px solid var(--line-strong);border-radius:999px;padding:4px 12px;margin-bottom:12px;
}
.time-card h3{font-size:15.5px;font-weight:700;margin-bottom:6px;}
.time-card p{font-size:13.5px;color:var(--muted);}

/* ---------- providers ---------- */
.provider-grid{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;}
.provider-chip{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 18px;border-radius:14px;font-size:14px;font-weight:600;color:var(--soft);
  background:rgba(8,18,41,.6);border:1px solid var(--line);
  transition:border-color .22s ease,color .22s ease,transform .22s ease;
}
.provider-chip i{color:var(--cyan);font-size:13px;}
.provider-chip:hover{border-color:var(--line-strong);color:#E0F2FE;transform:translateY(-2px);}

/* ---------- stats ---------- */
.stat-grid{display:grid;gap:16px;margin-top:34px;}
.stat-card{
  padding:22px;border-radius:var(--radius);
  background:rgba(8,18,41,.55);border:1px solid var(--line);
  backdrop-filter:blur(10px);
}
.stat-card strong{display:block;font-size:26px;font-weight:800;color:var(--cyan);line-height:1.2;}
.stat-card span{display:block;font-size:13px;color:var(--muted);margin-top:6px;}

/* ---------- quotes ---------- */
.quote-grid{display:grid;gap:18px;margin-top:34px;}
.quote-card{
  padding:22px;border-radius:var(--radius);
  background:var(--glass);border:1px solid var(--line);
  display:flex;flex-direction:column;gap:14px;
}
.quote-card p{font-size:14.5px;color:var(--soft);}
.quote-who{display:flex;align-items:center;gap:12px;margin-top:auto;}
.avatar{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  font-weight:700;font-size:14px;color:#03111f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);flex-shrink:0;
}
.quote-who b{font-size:14px;display:block;}
.quote-who em{font-size:12.5px;color:var(--muted);font-style:normal;}
.stars{color:#FBBF24;font-size:12.5px;letter-spacing:2px;}

/* ---------- payments ---------- */
.pay-grid{display:grid;gap:16px;margin-top:32px;}
.pay-card{
  padding:20px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(8,18,41,.5);
  transition:border-color .22s ease,transform .22s ease;
}
.pay-card:hover{border-color:var(--line-strong);transform:translateY(-3px);}
.pay-card i{font-size:20px;color:var(--cyan);margin-bottom:10px;display:block;}
.pay-card h3{font-size:15px;font-weight:700;margin-bottom:6px;}
.pay-card p{font-size:13.5px;color:var(--muted);}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;margin-top:32px;max-width:900px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(8,18,41,.5);overflow:hidden;transition:border-color .2s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(12,26,58,.6);}
.faq-item summary{
  cursor:pointer;list-style:none;padding:16px 20px;
  font-size:15px;font-weight:600;color:var(--soft);
  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(--cyan);line-height:1;flex-shrink:0;}
.faq-item[open] summary::after{content:"–";}
.faq-item summary:hover{color:#E0F2FE;}
.faq-item .faq-body{padding:0 20px 18px;font-size:14.5px;color:var(--muted);}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:22px;
  border:1px solid var(--line-strong);
  background:linear-gradient(140deg,rgba(37,99,235,.24),rgba(3,7,18,.9) 62%);
  padding:38px 30px;
  box-shadow:0 0 46px rgba(37,99,235,.3);
}
.cta-band h2{font-size:clamp(21px,2.6vw,30px);font-weight:800;margin-bottom:10px;line-height:1.25;}
.cta-band p{font-size:15px;color:#C7D6EA;max-width:660px;margin-bottom:22px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* ---------- footer ---------- */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(3,7,18,0),rgba(8,18,41,.85));padding:56px 0 26px;margin-top:20px;}
.footer-grid{display:grid;gap:32px;}
.footer-brand p{font-size:14px;color:var(--muted);margin-top:14px;max-width:340px;}
.footer-col h4{font-size:14px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--soft);margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s;}
.footer-col a:hover{color:var(--cyan);}
.chip{
  display:inline-flex;align-items:center;font-size:13px;color:var(--soft);
  border:1px solid var(--line);border-radius:999px;padding:5px 12px;background:rgba(8,18,41,.6);
}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:var(--muted);
}
.badge-18{
  display:inline-flex;align-items:center;justify-content:center;
  font-size:11px;font-weight:700;color:#03111f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  border-radius:8px;padding:3px 9px;letter-spacing:.04em;
}

/* ---------- FAB ---------- */
.fab-support{
  position:fixed;left:1rem;bottom:6rem;z-index:50;
  width:58px;height:58px;border-radius:18px;
  display:grid;place-items:center;font-size:20px;color:#E0F2FE;
  background:rgba(7,7,13,.8);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(6,182,212,.45);
  transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease;
  opacity:.85;
}
.fab-support:hover{opacity:1;transform:translateY(-3px) scale(1.05);box-shadow:0 0 30px rgba(56,189,248,.7);}
.fab-support:active{transform:translateY(0) scale(.94);}
.fab-support .fab-dot{
  position:absolute;top:-3px;right:-3px;width:12px;height:12px;border-radius:50%;
  background:#F43F5E;box-shadow:0 0 10px rgba(244,63,94,.9);
  animation:pulseDot 1.8s infinite;
}
@keyframes pulseDot{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.25);opacity:.7}}

/* ---------- responsive ---------- */
@media (min-width:768px){
  .hero-grid{grid-template-columns:1.15fr .85fr;gap:44px;}
  .tier-grid{grid-template-columns:repeat(2,1fr);}
  .game-grid{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .time-grid{grid-template-columns:repeat(2,1fr);}
  .stat-grid{grid-template-columns:repeat(3,1fr);}
  .quote-grid{grid-template-columns:repeat(2,1fr);}
  .pay-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;}
}
@media (min-width:1024px){
  .nav-desktop{display:flex;}
  .menu-toggle{display:none;}
  .section{padding:92px 0;}
  .tier-grid{grid-template-columns:repeat(4,1fr);}
  .game-grid{grid-template-columns:repeat(3,1fr);}
  .time-grid{grid-template-columns:repeat(4,1fr);}
  .stat-grid{grid-template-columns:repeat(5,1fr);}
  .quote-grid{grid-template-columns:repeat(3,1fr);}
  .pay-grid{grid-template-columns:repeat(4,1fr);}
}
@media (max-width:520px){
  .hero-section{padding-top:96px;}
  .hero-actions .btn{width:100%;}
  .hero-facts li{flex:1 1 44%;}
  .section{padding:56px 0;}
  .step{padding:20px 18px 20px 58px;}
  .step::before{left:16px;top:20px;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}

/* roulang page: category2 */
:root{
  --bg0:#030712;
  --bg1:#081229;
  --bg2:#0c1a3a;
  --volt:#2563EB;
  --cyan:#38BDF8;
  --holo:#60A5FA;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.34);
  --text:#F8FAFC;
  --muted:#94A3B8;
  --soft:#CBD5E1;
  --glass:rgba(8,18,41,.62);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 44px rgba(2,6,23,.55);
  --glow:0 0 24px rgba(37,99,235,.35);
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg0);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;padding:0;}
ul{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.01em;}
p{margin:0 0 14px;color:var(--soft);}
h2{font-size:clamp(21px,3vw,31px);font-weight:800;}
h3{font-size:17px;}
::selection{background:rgba(56,189,248,.35);}

.shell{width:100%;max-width:1180px;margin:0 auto;padding:0 18px;}
.section{padding:74px 0;position:relative;}
.section-tight{padding:46px 0;position:relative;}
.section-alt{
  background:linear-gradient(180deg,rgba(8,18,41,0),rgba(8,18,41,.78) 26%,rgba(8,18,41,.78) 74%,rgba(8,18,41,0));
}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px;
}
.section-head{margin-bottom:34px;max-width:780px;}
.section-head h2{margin-bottom:12px;}
.section-head p{color:var(--muted);margin:0;max-width:700px;}
.lead{color:var(--soft);font-size:16px;}
.muted{color:var(--muted);}
.tiny{font-size:12.5px;color:var(--muted);letter-spacing:.02em;}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--radius-sm);
  font-weight:600;font-size:15px;line-height:1.2;
  border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8 60%,#22D3EE);
  color:#03111f;box-shadow:0 0 22px rgba(56,189,248,.36);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.62);}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-outline{border-color:rgba(96,165,250,.42);background:rgba(37,99,235,.12);color:#DBEAFE;}
.btn-outline:hover{background:rgba(37,99,235,.24);border-color:var(--cyan);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0) scale(.98);}
.btn-ghost{color:var(--soft);padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:500;}
.btn-ghost:hover{color:var(--cyan);background:rgba(56,189,248,.09);}
.btn-sm{padding:10px 18px;font-size:14px;}
.btn-block{width:100%;}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{
  outline:2px solid var(--cyan);outline-offset:2px;border-radius:8px;
}

/* ---------- header ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(3,7,18,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:14px;height:68px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-size:19px;
  background:linear-gradient(140deg,rgba(37,99,235,.34),rgba(56,189,248,.18));
  border:1px solid var(--line-strong);box-shadow:0 0 18px rgba(37,99,235,.35);
}
.logo-text{font-weight:700;font-size:15px;line-height:1.15;letter-spacing:-.01em;}
.logo-text small{display:block;font-size:10.5px;font-weight:500;color:var(--muted);letter-spacing:.05em;text-transform:uppercase;}
.nav-desktop{display:none;align-items:center;gap:2px;}
.nav-link{
  padding:9px 14px;border-radius:10px;font-size:14.5px;font-weight:500;color:var(--muted);
  transition:color .2s,background .2s,box-shadow .2s;white-space:nowrap;
}
.nav-link:hover{color:#E0F2FE;background:rgba(56,189,248,.08);}
.nav-link.active{color:var(--cyan);background:rgba(56,189,248,.11);box-shadow:inset 0 0 0 1px rgba(56,189,248,.26);}
.header-actions{display:flex;align-items:center;gap:8px;}
.menu-toggle{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(8,18,41,.7);color:var(--cyan);font-size:17px;
}
.menu-toggle:hover{border-color:var(--line-strong);}
.mobile-menu{display:none;border-top:1px solid var(--line);background:rgba(3,7,18,.97);padding:14px 0 20px;}
.mobile-menu.open{display:block;}
.mobile-menu .shell{display:flex;flex-direction:column;gap:4px;}
.mobile-link{
  padding:13px 14px;border-radius:12px;font-size:15px;font-weight:500;color:var(--soft);
  border:1px solid transparent;transition:.2s;
}
.mobile-link:hover,.mobile-link.active{color:var(--cyan);background:rgba(56,189,248,.09);border-color:var(--line-strong);}

/* ---------- hero ---------- */
.hero-section{position:relative;padding:108px 0 54px;overflow:hidden;}
.hero-bg{position:absolute;inset:0;z-index:0;}
.hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.4;}
.hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(1100px 520px at 18% 12%,rgba(37,99,235,.34),transparent 62%),
    radial-gradient(900px 460px at 88% 78%,rgba(34,211,238,.2),transparent 60%),
    linear-gradient(180deg,rgba(3,7,18,.72) 0%,rgba(3,7,18,.9) 62%,var(--bg0) 100%);
}
.hero-inner{position:relative;z-index:2;}
.hero-grid{display:grid;gap:40px;align-items:start;}
.hero-title{
  font-size:clamp(27px,4.6vw,48px);font-weight:800;margin:18px 0 16px;line-height:1.18;
  text-shadow:0 8px 34px rgba(3,7,18,.8);
}
.hero-title span{background:linear-gradient(120deg,#38BDF8,#60A5FA 55%,#22D3EE);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-desc{color:#C7D6EA;font-size:16px;max-width:640px;margin-bottom:22px;}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px;}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:999px;font-size:13px;font-weight:600;
  color:#DBEAFE;background:rgba(37,99,235,.14);border:1px solid var(--line-strong);
}
.badge i{color:var(--cyan);font-size:12px;}
.eligibility{
  display:flex;gap:10px;align-items:flex-start;
  padding:13px 16px;border-radius:var(--radius-sm);
  background:rgba(8,18,41,.6);border:1px dashed var(--line-strong);
  color:var(--muted);font-size:13.5px;line-height:1.55;margin-bottom:24px;
}
.eligibility i{color:var(--cyan);margin-top:3px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;}

/* hero apply panel */
.apply-card{
  border-radius:20px;padding:24px;
  background:linear-gradient(160deg,rgba(12,26,58,.86),rgba(3,7,18,.92));
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow),0 0 38px rgba(37,99,235,.24);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
}
.apply-card h3{font-size:19px;margin-bottom:6px;}
.apply-card .tiny{display:block;margin-bottom:18px;}
.field{margin-bottom:14px;}
.field label{display:block;font-size:13px;font-weight:600;color:var(--soft);margin-bottom:6px;letter-spacing:.01em;}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:11px;
  background:rgba(3,7,18,.72);border:1px solid var(--line);
  font-size:14.5px;transition:border-color .2s,box-shadow .2s;
}
.field input::placeholder{color:#64748B;}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,.16);
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,#38BDF8 50%),linear-gradient(135deg,#38BDF8 50%,transparent 50%);background-position:calc(100% - 20px) 20px,calc(100% - 14px) 20px;background-size:6px 6px,6px 6px;background-repeat:no-repeat;}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:12.5px;color:var(--muted);margin:6px 0 18px;}
.check-row input{width:16px;height:16px;margin-top:3px;accent-color:#38BDF8;flex-shrink:0;}
.form-note{font-size:12px;color:var(--muted);text-align:left;margin:12px 0 0;}

/* stats strip */
.stats-strip{
  display:grid;gap:14px;grid-template-columns:repeat(2,minmax(0,1fr));
  margin-top:42px;padding:20px;border-radius:var(--radius);
  background:rgba(8,18,41,.6);border:1px solid var(--line);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.stat-item{padding:6px 4px;border-left:2px solid rgba(56,189,248,.35);padding-left:14px;}
.stat-item strong{display:block;font-size:clamp(19px,2.6vw,25px);font-weight:800;color:var(--cyan);letter-spacing:-.02em;}
.stat-item span{font-size:12.5px;color:var(--muted);}

/* ---------- feature grid ---------- */
.grid{display:grid;gap:20px;}
.g-2{grid-template-columns:1fr;}
.g-3{grid-template-columns:1fr;}
.feature{
  padding:24px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(12,26,58,.62),rgba(3,7,18,.78));
  border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.feature:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 28px rgba(37,99,235,.24);}
.feature .ico{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:rgba(37,99,235,.16);border:1px solid var(--line-strong);color:var(--cyan);
  font-size:17px;margin-bottom:15px;
}
.feature h3{margin-bottom:9px;}
.feature p{margin:0;font-size:14.5px;color:var(--muted);}
.feature-wide{grid-column:1 / -1;}
.feature-wide .split{display:grid;gap:18px;}

/* ---------- game grid ---------- */
.game-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--radius);
  background:rgba(8,18,41,.72);border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.game-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.28);}
.game-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;}
.game-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.game-card:hover .game-thumb img{transform:scale(1.06);}
.game-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.05),rgba(3,7,18,.78));}
.tag-hot{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:5px 11px;border-radius:8px;font-size:11.5px;font-weight:700;letter-spacing:.06em;
  text-transform:uppercase;color:#03111f;background:linear-gradient(120deg,#38BDF8,#22D3EE);
  box-shadow:0 0 16px rgba(56,189,248,.5);
}
.game-body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.game-body h3{font-size:16.5px;}
.game-meta{display:flex;flex-wrap:wrap;gap:8px;}
.pill{
  font-size:11.5px;font-weight:600;padding:4px 10px;border-radius:999px;
  color:var(--soft);background:rgba(37,99,235,.14);border:1px solid var(--line);
}
.game-foot{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);}
.game-foot strong{color:var(--cyan);font-size:15px;}
.game-foot span{font-size:12px;color:var(--muted);}

/* ---------- provider rows ---------- */
.provider-list{display:grid;gap:14px;}
.provider-row{
  display:flex;flex-wrap:wrap;align-items:center;gap:14px;justify-content:space-between;
  padding:18px 20px;border-radius:var(--radius-sm);
  background:rgba(8,18,41,.6);border:1px solid var(--line);
  transition:border-color .22s ease,background .22s ease,transform .22s ease;
}
.provider-row:hover{border-color:var(--line-strong);background:rgba(12,26,58,.72);transform:translateX(4px);}
.provider-name{display:flex;align-items:center;gap:12px;min-width:190px;}
.provider-name i{color:var(--cyan);font-size:16px;}
.provider-name h3{font-size:16px;}
.provider-name span{display:block;font-size:12px;color:var(--muted);font-weight:500;}
.provider-tags{display:flex;flex-wrap:wrap;gap:8px;}
.provider-perf{font-size:13px;color:var(--cyan);font-weight:600;white-space:nowrap;}

/* ---------- steps ---------- */
.step-list{display:grid;gap:18px;counter-reset:step;}
.step{
  position:relative;padding:22px 22px 22px 74px;border-radius:var(--radius);
  background:linear-gradient(120deg,rgba(12,26,58,.55),rgba(3,7,18,.7));
  border:1px solid var(--line);
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;left:22px;top:22px;
  font-size:20px;font-weight:800;color:var(--cyan);letter-spacing:-.03em;
}
.step h3{margin-bottom:8px;}
.step p{margin:0;font-size:14.5px;color:var(--muted);}
.step-note{display:inline-flex;gap:8px;align-items:center;margin-top:12px;font-size:12.5px;color:var(--soft);}
.step-note i{color:var(--cyan);}

/* ---------- jackpot table ---------- */
.table-wrap{border-radius:var(--radius);border:1px solid var(--line);overflow:hidden;background:rgba(8,18,41,.6);}
table{width:100%;border-collapse:collapse;min-width:560px;}
thead th{
  text-align:left;font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;
  color:var(--cyan);background:rgba(37,99,235,.14);padding:14px 18px;font-weight:700;
}
tbody td{padding:15px 18px;border-top:1px solid var(--line);font-size:14.5px;color:var(--soft);}
tbody tr:hover td{background:rgba(37,99,235,.08);}
tbody td strong{color:var(--text);font-weight:700;}
.tier-name{display:flex;align-items:center;gap:10px;font-weight:700;color:#E0F2FE;}
.tier-dot{width:9px;height:9px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px rgba(56,189,248,.8);}
.tier-dot.major{background:#60A5FA;}
.tier-dot.grand{background:linear-gradient(120deg,#38BDF8,#2563EB);}

/* ---------- testimonials ---------- */
.quote{
  padding:24px;border-radius:var(--radius);
  background:rgba(8,18,41,.6);border:1px solid var(--line);
  display:flex;flex-direction:column;gap:14px;
}
.quote p{margin:0;font-size:14.5px;color:var(--soft);font-style:normal;}
.stars{color:#38BDF8;font-size:12.5px;letter-spacing:2px;}
.quote-who{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line);}
.avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:14px;
  background:linear-gradient(140deg,rgba(37,99,235,.42),rgba(56,189,248,.2));border:1px solid var(--line-strong);color:#E0F2FE;
}
.quote-who strong{display:block;font-size:14px;}
.quote-who span{font-size:12px;color:var(--muted);}

/* ---------- news list ---------- */
.news-grid{display:grid;gap:18px;}
.news-card{
  display:flex;flex-direction:column;gap:10px;padding:22px;border-radius:var(--radius);
  background:linear-gradient(150deg,rgba(12,26,58,.6),rgba(3,7,18,.76));
  border:1px solid var(--line);transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 26px rgba(37,99,235,.22);}
.news-tag{
  align-self:flex-start;font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  padding:4px 10px;border-radius:999px;
}
.news-card h3{font-size:16.5px;line-height:1.4;}
.news-card p{margin:0;font-size:14px;color:var(--muted);}
.news-meta{font-size:12px;color:var(--muted);margin-top:auto;padding-top:10px;border-top:1px solid var(--line);}
.empty-note{
  padding:22px;border-radius:var(--radius);border:1px dashed var(--line-strong);
  color:var(--muted);font-size:14.5px;background:rgba(8,18,41,.5);margin:0;
}

/* ---------- faq ---------- */
.faq-list{display:grid;gap:12px;max-width:920px;}
.faq-item{
  border-radius:var(--radius-sm);border:1px solid var(--line);
  background:rgba(8,18,41,.6);overflow:hidden;transition:border-color .22s ease,background .22s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(12,26,58,.66);}
.faq-item summary{
  list-style:none;cursor:pointer;display:flex;justify-content:space-between;gap:16px;align-items:center;
  padding:17px 20px;font-size:15.5px;font-weight:600;color:#E2EEFB;
}
.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:12px;
  color:var(--cyan);transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item p{margin:0;padding:0 20px 18px;font-size:14.5px;color:var(--muted);}

/* ---------- final cta ---------- */
.cta-band{
  position:relative;border-radius:24px;overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:0 0 44px rgba(37,99,235,.26);
}
.cta-band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34;}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(3,7,18,.94),rgba(12,26,58,.82) 60%,rgba(3,7,18,.94));
}
.cta-inner{position:relative;z-index:2;padding:38px 26px;display:grid;gap:24px;align-items:center;}
.cta-inner h2{margin-bottom:12px;}
.cta-inner p{color:#C7D6EA;margin-bottom:20px;}
.pay-chips{display:flex;flex-wrap:wrap;gap:10px;}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:var(--soft);background:rgba(37,99,235,.14);border:1px solid var(--line);
}
.chip i{color:var(--cyan);font-size:11.5px;}

/* ---------- footer ---------- */
.site-footer{
  margin-top:20px;padding:56px 0 30px;
  background:linear-gradient(180deg,rgba(3,7,18,.4),rgba(8,18,41,.85));
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;gap:32px;}
.footer-brand p{color:var(--muted);font-size:14px;margin:16px 0 0;max-width:420px;}
.footer-col h4{font-size:14px;letter-spacing:.05em;text-transform:uppercase;color:#DBEAFE;margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s;}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:var(--muted);
}
.badge-18{
  display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;
  font-size:11.5px;font-weight:700;color:var(--cyan);
  border:1px solid var(--line-strong);background:rgba(37,99,235,.14);
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:9px;
  min-height:56px;padding:0 20px;border-radius:999px;
  font-size:14px;font-weight:600;color:#DBEAFE;
  background:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)) padding-box,
             linear-gradient(100deg,#38BDF8,#2563EB 55%,#22D3EE) border-box;
  border:1.5px solid transparent;
  box-shadow:0 0 20px rgba(56,189,248,.45);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  opacity:.78;transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;
  animation:fabPulse 3.2s ease-in-out infinite;
}
.fab i{color:var(--cyan);font-size:16px;animation:fabFlicker 4.4s infinite;}
.fab:hover{opacity:1;transform:translateY(-3px) scale(1.04);box-shadow:0 0 32px rgba(56,189,248,.7);}
.fab:active{transform:translateY(0) scale(.96);}
.fab-dot{
  position:absolute;top:4px;right:6px;width:10px;height:10px;border-radius:50%;
  background:#EF4444;box-shadow:0 0 12px rgba(239,68,68,.9);
  animation:dotBlink 1.6s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(56,189,248,.36);}50%{box-shadow:0 0 30px rgba(56,189,248,.62);}}
@keyframes fabFlicker{0%,92%,100%{opacity:1;}94%{opacity:.35;}96%{opacity:1;}98%{opacity:.5;}}
@keyframes dotBlink{0%,100%{transform:scale(1);opacity:1;}50%{transform:scale(.7);opacity:.55;}}

/* ---------- responsive ---------- */
@media (min-width:640px){
  .stats-strip{grid-template-columns:repeat(4,minmax(0,1fr));}
  .g-2{grid-template-columns:repeat(2,minmax(0,1fr));}
  .g-3{grid-template-columns:repeat(2,minmax(0,1fr));}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .feature-wide .split{grid-template-columns:1.05fr .95fr;align-items:center;}
  .cta-inner{padding:44px 38px;}
}
@media (min-width:900px){
  .nav-desktop{display:flex;}
  .menu-toggle{display:none;}
  .hero-grid{grid-template-columns:1.15fr .85fr;gap:44px;}
  .g-3{grid-template-columns:repeat(3,minmax(0,1fr));}
  .news-grid{grid-template-columns:repeat(3,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1.5fr 1fr 1fr 1fr;}
  .cta-inner{grid-template-columns:1.35fr .65fr;padding:52px 46px;}
  .section{padding:86px 0;}
  .fab{left:24px;bottom:28px;}
}
@media (max-width:520px){
  .header-actions .btn-ghost{display:none;}
  .hero-actions .btn{width:100%;}
  .provider-row{align-items:flex-start;}
  .step{padding:20px 18px 20px 18px;}
  .step::before{position:static;display:block;margin-bottom:8px;}
}

/* roulang page: category3 */
:root{
  --bg0:#030712;
  --bg1:#081229;
  --bg2:#0c1a3a;
  --volt:#2563EB;
  --cyan:#38BDF8;
  --holo:#60A5FA;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.34);
  --text:#F8FAFC;
  --muted:#94A3B8;
  --soft:#CBD5E1;
  --glass:rgba(8,18,41,.62);
  --radius:18px;
  --radius-sm:12px;
  --shadow:0 18px 44px rgba(2,6,23,.55);
  --glow:0 0 24px rgba(37,99,235,.35);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg0);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;}
a{text-decoration:none;color:inherit;}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit;}
h1,h2,h3,h4{line-height:1.24;margin:0;font-weight:800;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
.shell{width:100%;max-width:1220px;margin:0 auto;padding:0 18px;}
.section{padding:76px 0;position:relative;}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,0),rgba(8,18,41,.75) 30%,rgba(8,18,41,0));}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);border-radius:999px;padding:6px 14px;
}
.sec-head{max-width:780px;}
.sec-title{font-size:clamp(23px,3.4vw,34px);margin:14px 0 12px;}
.sec-sub{color:var(--muted);font-size:15.5px;}
/* buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 24px;border-radius:var(--radius-sm);
  font-weight:600;font-size:15px;line-height:1.2;
  border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,border-color .22s ease,color .22s ease;
  white-space:nowrap;
}
.btn i{font-size:14px;}
.btn-primary{background:linear-gradient(135deg,#2563EB,#38BDF8 60%,#22D3EE);color:#03111f;box-shadow:0 0 22px rgba(56,189,248,.36);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.62);}
.btn-primary:active{transform:translateY(0) scale(.98);}
.btn-outline{border-color:rgba(96,165,250,.42);background:rgba(37,99,235,.12);color:#DBEAFE;}
.btn-outline:hover{background:rgba(37,99,235,.24);border-color:var(--cyan);transform:translateY(-2px);}
.btn-outline:active{transform:translateY(0) scale(.98);}
.btn-ghost{color:var(--soft);padding:10px 14px;border-radius:10px;font-size:14.5px;font-weight:500;}
.btn-ghost:hover{color:var(--cyan);background:rgba(56,189,248,.09);}
.btn-sm{padding:10px 18px;font-size:14px;}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px;}
/* header */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:60;
  background:rgba(3,7,18,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:14px;height:68px;}
.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-size:19px;
  background:linear-gradient(140deg,rgba(37,99,235,.34),rgba(56,189,248,.18));
  border:1px solid var(--line-strong);box-shadow:0 0 18px rgba(37,99,235,.35);
}
.logo-text{font-weight:700;font-size:15px;line-height:1.15;letter-spacing:-.01em;}
.logo-text small{display:block;font-size:10.5px;font-weight:500;color:var(--muted);letter-spacing:.05em;text-transform:uppercase;}
.nav-desktop{display:none;align-items:center;gap:2px;}
.nav-link{
  padding:9px 14px;border-radius:10px;font-size:14.5px;font-weight:500;color:var(--muted);
  transition:color .2s,background .2s,box-shadow .2s;white-space:nowrap;
}
.nav-link:hover{color:#E0F2FE;background:rgba(56,189,248,.08);}
.nav-link.active{color:var(--cyan);background:rgba(56,189,248,.11);box-shadow:inset 0 0 0 1px rgba(56,189,248,.26);}
.header-actions{display:flex;align-items:center;gap:8px;}
.menu-toggle{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(8,18,41,.7);color:var(--cyan);font-size:17px;
}
.menu-toggle:hover{border-color:var(--line-strong);}
.mobile-menu{display:none;border-top:1px solid var(--line);background:rgba(3,7,18,.97);padding:14px 0 20px;}
.mobile-menu.open{display:block;}
.mobile-menu .shell{display:flex;flex-direction:column;gap:4px;}
.mobile-link{
  padding:13px 14px;border-radius:12px;font-size:15px;font-weight:500;color:var(--soft);
  border:1px solid transparent;transition:.2s;
}
.mobile-link:hover,.mobile-link.active{color:var(--cyan);background:rgba(56,189,248,.09);border-color:var(--line-strong);}
/* hero */
.cat-hero{position:relative;padding-top:116px;padding-bottom:52px;overflow:hidden;}
.cat-hero-bg{position:absolute;inset:0;z-index:0;}
.cat-hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.4;}
.cat-hero-veil{
  position:absolute;inset:0;
  background:
    radial-gradient(1100px 520px at 16% 10%,rgba(37,99,235,.34),transparent 62%),
    radial-gradient(900px 460px at 88% 80%,rgba(34,211,238,.2),transparent 60%),
    linear-gradient(180deg,rgba(3,7,18,.72) 0%,rgba(3,7,18,.91) 62%,var(--bg0) 100%);
}
.cat-hero-inner{position:relative;z-index:2;}
.cat-hero-grid{display:grid;gap:38px;align-items:center;}
.cat-hero h1{
  font-size:clamp(26px,4.4vw,46px);
  margin:18px 0 16px;
  text-shadow:0 8px 34px rgba(3,7,18,.8);
}
.cat-hero .lead{color:#C7D6EA;font-size:16px;max-width:660px;}
.cat-hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:26px 0 22px;}
.cat-facts{display:flex;flex-wrap:wrap;gap:12px;}
.cat-facts li{
  display:flex;flex-direction:column;gap:2px;padding:12px 18px;border-radius:14px;
  background:rgba(8,18,41,.6);border:1px solid var(--line);backdrop-filter:blur(8px);min-width:108px;
}
.cat-facts strong{font-size:19px;color:var(--cyan);font-weight:700;}
.cat-facts span{font-size:12px;color:var(--muted);}
/* countdown */
.countdown-bar{
  margin-top:26px;display:flex;flex-wrap:wrap;align-items:center;gap:14px;
  padding:16px 20px;border-radius:16px;
  background:linear-gradient(120deg,rgba(37,99,235,.24),rgba(8,18,41,.66));
  border:1px solid var(--line-strong);box-shadow:var(--glow);
}
.countdown-bar .cd-label{font-size:13.5px;color:var(--soft);font-weight:600;letter-spacing:.01em;}
.cd-clock{display:flex;gap:8px;}
.cd-unit{
  min-width:56px;text-align:center;padding:7px 10px;border-radius:12px;
  background:rgba(3,7,18,.72);border:1px solid var(--line-strong);
}
.cd-unit b{display:block;font-size:19px;color:var(--cyan);letter-spacing:.04em;}
.cd-unit small{font-size:10.5px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;}
/* hero art panel */
.hero-stage{
  position:relative;border-radius:22px;overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:0 0 46px rgba(37,99,235,.3),var(--shadow);
  background:rgba(8,18,41,.6);
}
.hero-stage img{width:100%;height:300px;object-fit:cover;opacity:.85;}
.hero-stage-overlay{
  position:absolute;inset:auto 0 0 0;padding:18px 20px;
  background:linear-gradient(180deg,rgba(3,7,18,0),rgba(3,7,18,.92));
}
.hero-stage-overlay h3{font-size:16.5px;margin-bottom:6px;}
.hero-stage-overlay p{font-size:13.5px;color:var(--muted);}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px;}
.chip{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12.5px;font-weight:600;color:#DBEAFE;
  padding:5px 12px;border-radius:999px;
  background:rgba(37,99,235,.16);border:1px solid var(--line);
}
/* stat strip */
.stat-strip{display:grid;gap:16px;grid-template-columns:1fr;}
.stat-card{
  padding:20px 22px;border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(12,26,58,.72),rgba(8,18,41,.55));
  border:1px solid var(--line);
}
.stat-card b{display:block;font-size:25px;color:var(--cyan);font-weight:800;letter-spacing:-.01em;}
.stat-card span{font-size:13px;color:var(--muted);}
/* promo cards */
.promo-grid{display:grid;gap:18px;grid-template-columns:1fr;margin-top:34px;}
.promo-card{
  position:relative;padding:24px;border-radius:var(--radius);
  background:linear-gradient(180deg,rgba(12,26,58,.72),rgba(8,18,41,.6));
  border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.promo-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow);}
.promo-card .p-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-size:19px;
  background:linear-gradient(140deg,rgba(37,99,235,.34),rgba(56,189,248,.16));
  border:1px solid var(--line-strong);color:var(--cyan);margin-bottom:16px;
}
.promo-card h3{font-size:17px;margin-bottom:8px;}
.promo-card p{font-size:14.5px;color:var(--muted);}
.promo-value{
  display:inline-block;margin-top:14px;font-size:13px;font-weight:700;color:#03111f;
  background:linear-gradient(135deg,#38BDF8,#22D3EE);padding:5px 12px;border-radius:999px;
}
/* split blocks */
.split{display:grid;gap:34px;align-items:center;}
.check-list li{
  display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(148,163,184,.18);
  font-size:15px;color:var(--soft);
}
.check-list li:last-child{border-bottom:0;}
.check-list i{color:var(--cyan);margin-top:4px;font-size:14px;}
.figure-frame{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-strong);
  box-shadow:var(--shadow);
}
.figure-frame img{width:100%;height:100%;min-height:250px;object-fit:cover;}
.note-box{
  margin-top:22px;padding:16px 18px;border-radius:14px;
  background:rgba(37,99,235,.12);border-left:3px solid var(--cyan);
  font-size:14px;color:var(--soft);
}
/* steps */
.steps{display:grid;gap:16px;grid-template-columns:1fr;margin-top:34px;}
.step{
  padding:22px;border-radius:var(--radius);border:1px solid var(--line);
  background:rgba(8,18,41,.55);
}
.step b{
  display:inline-grid;place-items:center;width:32px;height:32px;border-radius:10px;
  background:linear-gradient(135deg,#2563EB,#38BDF8);color:#03111f;font-size:14px;margin-bottom:12px;
}
.step h3{font-size:16px;margin-bottom:7px;}
.step p{font-size:14px;color:var(--muted);}
/* vip table */
.table-wrap{overflow-x:auto;margin-top:32px;border-radius:var(--radius);border:1px solid var(--line);}
table.vip{width:100%;border-collapse:collapse;min-width:640px;background:rgba(8,18,41,.5);}
table.vip th,table.vip td{padding:15px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid rgba(148,163,184,.12);}
table.vip th{
  font-size:12.5px;text-transform:uppercase;letter-spacing:.06em;color:var(--cyan);
  background:rgba(37,99,235,.12);font-weight:700;
}
table.vip td{color:var(--soft);}
table.vip tr:last-child td{border-bottom:0;}
table.vip tr:hover td{background:rgba(56,189,248,.05);}
td .tier{font-weight:700;color:#E0F2FE;}
/* pay grid */
.pay-grid{display:grid;gap:14px;grid-template-columns:1fr;margin-top:32px;}
.pay-card{
  padding:18px 20px;border-radius:var(--radius-sm);
  background:rgba(8,18,41,.6);border:1px solid var(--line);
  display:flex;align-items:center;gap:14px;transition:border-color .22s,transform .22s;
}
.pay-card:hover{border-color:var(--line-strong);transform:translateY(-2px);}
.pay-card i{font-size:20px;color:var(--cyan);}
.pay-card b{font-size:15px;display:block;}
.pay-card span{font-size:12.5px;color:var(--muted);}
/* voices */
.voice-grid{display:grid;gap:18px;grid-template-columns:1fr;margin-top:34px;}
.voice{
  padding:22px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(180deg,rgba(12,26,58,.6),rgba(8,18,41,.5));
}
.voice p{font-size:14.5px;color:var(--soft);}
.voice footer{display:flex;align-items:center;gap:10px;margin-top:16px;}
.avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(37,99,235,.4),rgba(56,189,248,.2));
  border:1px solid var(--line-strong);font-weight:700;font-size:14px;color:var(--cyan);
}
.voice footer b{font-size:14px;display:block;}
.voice footer small{font-size:12px;color:var(--muted);}
/* faq */
.faq-list{margin-top:30px;display:grid;gap:12px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(8,18,41,.55);overflow:hidden;}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 20px;font-weight:600;font-size:15.5px;
  display:flex;align-items:center;justify-content:space-between;gap:14px;color:#E2E8F0;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--cyan);transition:transform .25s;}
.faq-item[open] summary::after{transform:rotate(180deg);}
.faq-item summary:hover{background:rgba(56,189,248,.06);}
.faq-item .faq-body{padding:0 20px 20px;font-size:14.5px;color:var(--muted);}
/* news list */
.news-grid{display:grid;gap:18px;grid-template-columns:1fr;margin-top:32px;}
.news-card{
  display:flex;flex-direction:column;gap:10px;padding:22px;border-radius:var(--radius);
  border:1px solid var(--line);background:rgba(8,18,41,.55);
  transition:transform .24s,border-color .24s,box-shadow .24s;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow);}
.news-card .tag{
  align-self:flex-start;font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:var(--cyan);border:1px solid var(--line-strong);border-radius:999px;padding:4px 11px;
}
.news-card h3{font-size:16.5px;}
.news-card p{font-size:14px;color:var(--muted);}
.news-meta{font-size:12.5px;color:#64748B;margin-top:auto;}
.empty-note{
  margin-top:26px;padding:20px;border-radius:var(--radius-sm);
  border:1px dashed var(--line-strong);color:var(--muted);font-size:14.5px;
}
/* final cta */
.cta-band{
  position:relative;overflow:hidden;border-radius:24px;
  border:1px solid var(--line-strong);
  background:linear-gradient(120deg,rgba(37,99,235,.28),rgba(8,18,41,.85) 55%,rgba(34,211,238,.18));
  padding:44px 30px;box-shadow:0 0 44px rgba(37,99,235,.26);
}
.cta-band h2{font-size:clamp(22px,3.2vw,32px);margin-bottom:12px;}
.cta-band p{color:var(--soft);font-size:15.5px;max-width:660px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px;}
/* footer */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(3,7,18,0),rgba(8,18,41,.85));padding:56px 0 26px;margin-top:20px;}
.footer-grid{display:grid;gap:30px;grid-template-columns:1fr;}
.footer-brand p{margin-top:14px;font-size:14px;color:var(--muted);max-width:380px;}
.footer-col h4{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--cyan);margin-bottom:14px;}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14px;color:var(--muted);transition:color .2s;}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:36px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:#64748B;
}
.badge-18{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:50%;
  border:1px solid var(--line-strong);font-size:12px;font-weight:700;color:var(--cyan);
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:flex;align-items:center;gap:10px;
  padding:12px 18px 12px 14px;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 50%,#22D3EE);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  transition:transform .24s,box-shadow .24s,opacity .24s;opacity:.86;
  min-height:52px;
}
.fab:hover{transform:scale(1.05);opacity:1;box-shadow:0 0 30px rgba(6,182,212,.7);}
.fab:active{transform:scale(.96);}
.fab .fab-icon{font-weight:800;font-size:16px;color:#FACC15;letter-spacing:.03em;text-shadow:0 0 12px rgba(250,204,21,.6);}
.fab .fab-text{font-size:13.5px;font-weight:600;color:#E0F2FE;}
.fab .fab-dot{
  position:absolute;top:8px;right:12px;width:9px;height:9px;border-radius:50%;
  background:#F43F5E;box-shadow:0 0 10px #F43F5E;animation:pulse 1.6s infinite;
}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1);}50%{opacity:.45;transform:scale(.8);}}
@media (min-width:640px){
  .promo-grid{grid-template-columns:repeat(2,1fr);}
  .stat-strip{grid-template-columns:repeat(2,1fr);}
  .steps{grid-template-columns:repeat(2,1fr);}
  .pay-grid{grid-template-columns:repeat(2,1fr);}
  .voice-grid{grid-template-columns:repeat(2,1fr);}
  .news-grid{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1.4fr 1fr;}
}
@media (min-width:1024px){
  .nav-desktop{display:flex;}
  .menu-toggle{display:none;}
  .cat-hero-grid{grid-template-columns:1.08fr .92fr;}
  .stat-strip{grid-template-columns:repeat(4,1fr);}
  .promo-grid{grid-template-columns:repeat(3,1fr);}
  .steps{grid-template-columns:repeat(4,1fr);}
  .pay-grid{grid-template-columns:repeat(4,1fr);}
  .voice-grid{grid-template-columns:repeat(3,1fr);}
  .news-grid{grid-template-columns:repeat(3,1fr);}
  .split{grid-template-columns:1.02fr .98fr;gap:48px;}
  .split.reverse .figure-frame{order:-1;}
  .footer-grid{grid-template-columns:1.6fr 1fr 1fr 1fr;}
  .site-header .btn-sm{padding:10px 20px;}
}
@media (max-width:519px){
  .section{padding:56px 0;}
  .cat-hero{padding-top:100px;}
  .cd-unit{min-width:48px;}
  .btn{width:100%;}
  .cat-hero-actions,.cta-actions{flex-direction:column;}
  .fab .fab-text{display:none;}
  .fab{padding:12px;border-radius:50%;left:14px;bottom:86px;}
}