/* roulang page: index */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1730;
  --panel:rgba(15,23,42,.62);
  --glass:rgba(255,255,255,.045);
  --stroke:rgba(56,189,248,.20);
  --stroke-strong:rgba(56,189,248,.42);
  --blue:#2563EB;
  --cyan:#38BDF8;
  --holo:#60A5FA;
  --text:#F8FAFC;
  --muted:#94A3B8;
  --muted-2:#7c8ba1;
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow-soft:0 22px 60px -30px rgba(2,8,23,.95);
  --shadow-glow:0 0 0 1px rgba(56,189,248,.16), 0 20px 55px -24px rgba(37,99,235,.65);
  --font:'Be Vietnam Pro','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  background-image:
    radial-gradient(900px 500px at 12% -8%, rgba(37,99,235,.28), transparent 60%),
    radial-gradient(700px 420px at 92% 4%, rgba(56,189,248,.16), transparent 62%),
    linear-gradient(180deg,#030712 0%,#050b1a 46%,#030712 100%);
  background-attachment:fixed;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:-.015em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

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

/* ---------- HEADER ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:70;
  background:rgba(3,7,18,.80);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#03111f;font-size:17px;
  box-shadow:0 0 24px rgba(56,189,248,.45);
}
.brand-text strong{display:block;font-size:15px;font-weight:800;letter-spacing:.2px}
.brand-text small{display:block;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#7dd3fc;font-weight:600}
.main-nav{
  display:flex;align-items:center;gap:4px;flex:1 1 auto;min-width:0;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.main-nav::-webkit-scrollbar{display:none}
.nav-link{
  position:relative;white-space:nowrap;padding:9px 13px;border-radius:10px;
  font-size:14px;font-weight:600;color:var(--muted);
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:#e2f4ff;background:rgba(56,189,248,.10)}
.nav-link.active{color:#eaf7ff;background:linear-gradient(180deg,rgba(37,99,235,.28),rgba(56,189,248,.10))}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));
  box-shadow:0 0 12px rgba(56,189,248,.85);
}
.header-actions{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.btn-login{
  padding:9px 14px;border-radius:11px;font-size:13.5px;font-weight:700;color:#bfe6ff;
  border:1px solid rgba(56,189,248,.35);background:rgba(56,189,248,.06);
  transition:.22s ease;white-space:nowrap;
}
.btn-login:hover{color:#fff;border-color:rgba(56,189,248,.75);background:rgba(56,189,248,.16)}
.btn-signup{
  padding:9px 16px;border-radius:11px;font-size:13.5px;font-weight:800;color:#02121f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  box-shadow:0 0 18px rgba(56,189,248,.55);
  transition:.22s ease;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,.85)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 22px;border-radius:13px;font-weight:700;font-size:14.5px;
  border:1px solid transparent;cursor:pointer;transition:.24s ease;
}
.btn-primary{
  color:#02121f;background:linear-gradient(135deg,#38BDF8 0%,#2563EB 100%);
  box-shadow:0 0 0 1px rgba(125,211,252,.35), 0 16px 34px -16px rgba(37,99,235,.9);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(125,211,252,.6), 0 22px 46px -16px rgba(56,189,248,.95)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:#d5ecff;background:rgba(255,255,255,.045);
  border-color:rgba(56,189,248,.34);
}
.btn-ghost:hover{background:rgba(56,189,248,.14);border-color:rgba(56,189,248,.7);transform:translateY(-2px)}
.btn.full{width:100%}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;padding:124px 0 78px;border-bottom:1px solid rgba(56,189,248,.12)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/d0f668e5a1de081a.jpg');
  background-size:cover;background-position:center;
  opacity:.30;filter:saturate(1.15) contrast(1.05);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(720px 380px at 18% 22%, rgba(37,99,235,.35), transparent 62%),
    linear-gradient(180deg, rgba(3,7,18,.82) 0%, rgba(3,7,18,.93) 58%, #030712 100%);
}
.hero-inner{position:relative;z-index:3;display:grid;grid-template-columns:minmax(0,1.22fr) minmax(0,.86fr);gap:46px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:11.5px;font-weight:700;
  letter-spacing:.13em;text-transform:uppercase;color:#7dd3fc;
  background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.30);
}
.hero h1{
  margin-top:20px;font-size:clamp(27px,4vw,46px);font-weight:800;letter-spacing:-.02em;
  background:linear-gradient(120deg,#ffffff 12%,#bfe9ff 52%,#5ec4ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-wrap:balance;
}
.hero-lead{margin-top:20px;color:#b9c9de;font-size:16px;max-width:60ch;line-height:1.72}
.hero-cta{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:13.5px;color:#9fb6cf;font-weight:600}
.hero-points i{color:#38BDF8;font-size:13px}

.hero-panel{
  position:relative;padding:24px;border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(11,23,48,.92),rgba(6,14,32,.86));
  border:1px solid var(--stroke);
  box-shadow:var(--shadow-soft), var(--shadow-glow);
}
.hero-panel::before{
  content:"";position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;
  background:linear-gradient(135deg,rgba(56,189,248,.35),transparent 45%,rgba(37,99,235,.32));
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;padding:1px;
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.panel-head h2{font-size:15.5px;font-weight:800;color:#e6f5ff}
.live-dot{display:inline-flex;align-items:center;gap:7px;font-size:11px;font-weight:700;color:#4ade80;letter-spacing:.08em;text-transform:uppercase}
.live-dot span{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 10px #22c55e;animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.progress-wrap{margin-top:20px}
.progress-top{display:flex;justify-content:space-between;font-size:12.5px;color:var(--muted);font-weight:600;margin-bottom:8px}
.progress-bar{height:9px;border-radius:999px;background:rgba(148,163,184,.16);overflow:hidden}
.progress-fill{
  height:100%;width:0;border-radius:999px;
  background:linear-gradient(90deg,#2563EB,#38BDF8);
  box-shadow:0 0 16px rgba(56,189,248,.75);
  transition:width 1.4s cubic-bezier(.22,.9,.3,1);
}
.stat-mini{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}
.stat-mini div{
  padding:13px 14px;border-radius:14px;background:rgba(255,255,255,.04);
  border:1px solid rgba(56,189,248,.16);
}
.stat-mini strong{display:block;font-size:19px;font-weight:800;color:#8fd8ff}
.stat-mini small{font-size:11.5px;color:var(--muted-2);letter-spacing:.02em}
.reward-note{
  margin-top:20px;padding:14px 16px;border-radius:14px;
  background:linear-gradient(135deg,rgba(37,99,235,.22),rgba(56,189,248,.10));
  border:1px dashed rgba(56,189,248,.4);
  font-size:13.5px;color:#cfe8ff;
}
.reward-note strong{color:#8fd8ff}
.hero-panel .btn{margin-top:18px}

/* ---------- SECTIONS ---------- */
.section{padding:74px 0;position:relative}
.section.tint{background:linear-gradient(180deg,rgba(8,18,41,.72),rgba(3,7,18,.30));border-top:1px solid rgba(56,189,248,.10);border-bottom:1px solid rgba(56,189,248,.10)}
.section-head{max-width:760px;margin-bottom:38px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-kicker{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;
  color:#5ec4ff;margin-bottom:12px;
}
.section h2{font-size:clamp(22px,2.7vw,32px);font-weight:800;color:#f2f9ff}
.section-head p{margin-top:14px;color:#a9bcd2;font-size:15px;line-height:1.72}

.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}

/* ---------- CARDS ---------- */
.glass-card{
  position:relative;padding:26px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(15,23,42,.78),rgba(6,14,32,.62));
  border:1px solid var(--stroke);
  box-shadow:var(--shadow-soft);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.glass-card:hover{transform:translateY(-5px);border-color:var(--stroke-strong);box-shadow:0 26px 60px -28px rgba(56,189,248,.7)}
.card-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  font-size:19px;color:#8fd8ff;
  background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.16));
  border:1px solid rgba(56,189,248,.30);
  box-shadow:inset 0 0 18px rgba(56,189,248,.18);
}
.glass-card h3{margin-top:18px;font-size:17.5px;font-weight:700;color:#eaf5ff}
.glass-card p{margin-top:10px;font-size:14.3px;color:#a4b7cd;line-height:1.7}

/* ---------- ENTRY MATRIX ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.entry-item{
  display:flex;align-items:center;gap:13px;padding:16px 18px;border-radius:14px;
  background:rgba(255,255,255,.035);border:1px solid rgba(56,189,248,.14);
  transition:.25s ease;
}
.entry-item:hover{background:rgba(56,189,248,.10);border-color:rgba(56,189,248,.45);transform:translateX(3px)}
.entry-item i{font-size:17px;color:#5ec4ff;width:22px;text-align:center}
.entry-item b{display:block;font-size:14.2px;font-weight:700;color:#dcecff}
.entry-item small{font-size:12.4px;color:var(--muted-2)}

/* ---------- RECENT LOG ---------- */
.log-panel{
  border-radius:var(--radius);border:1px solid var(--stroke);
  background:linear-gradient(160deg,rgba(11,23,48,.86),rgba(5,11,26,.72));
  box-shadow:var(--shadow-soft);overflow:hidden;
}
.log-list li{
  display:flex;align-items:center;gap:16px;padding:16px 22px;
  border-bottom:1px solid rgba(56,189,248,.10);transition:background .22s ease;
}
.log-list li:last-child{border-bottom:0}
.log-list li:hover{background:rgba(56,189,248,.07)}
.log-list a{flex:1 1 auto;font-size:14.4px;font-weight:600;color:#dcecff;min-width:0}
.log-list a:hover{color:#7dd3fc}
.log-date{font-size:12.4px;color:var(--muted-2);flex:0 0 auto}
.log-status{
  flex:0 0 auto;font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:5px 10px;border-radius:999px;color:#5eead4;background:rgba(45,212,191,.12);
  border:1px solid rgba(45,212,191,.32);
}
.empty-note{padding:26px 22px;color:var(--muted);font-size:14px}

/* ---------- CATEGORY WALL ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.cat-card{
  position:relative;display:block;overflow:hidden;border-radius:var(--radius);
  border:1px solid var(--stroke);background:var(--bg-2);
  box-shadow:var(--shadow-soft);transition:.3s ease;
}
.cat-card img{width:100%;height:172px;object-fit:cover;opacity:.62;transition:.4s ease}
.cat-card:hover img{opacity:.85;transform:scale(1.05)}
.cat-card:hover{transform:translateY(-5px);border-color:var(--stroke-strong);box-shadow:0 28px 62px -30px rgba(56,189,248,.8)}
.cat-body{position:relative;padding:20px 22px 24px;background:linear-gradient(180deg,rgba(3,7,18,.35),rgba(3,7,18,.92))}
.cat-card h3{font-size:17px;font-weight:800;color:#eef8ff}
.cat-body .cat-desc{margin-top:9px;font-size:13.6px;color:#a4b7cd;line-height:1.68}
.cat-more{display:inline-flex;align-items:center;gap:8px;margin-top:14px;font-size:13px;font-weight:700;color:#5ec4ff}
.cat-card:hover .cat-more i{transform:translateX(5px)}
.cat-more i{transition:transform .25s ease}

/* ---------- STEPS ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:step}
.step{
  position:relative;padding:24px 20px 22px;border-radius:var(--radius);
  background:rgba(255,255,255,.035);border:1px solid rgba(56,189,248,.16);
}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:26px;font-weight:800;letter-spacing:-.03em;
  color:transparent;-webkit-text-stroke:1px rgba(56,189,248,.65);
  margin-bottom:12px;
}
.step h3{font-size:15.6px;font-weight:700;color:#e6f5ff}
.step p{margin-top:9px;font-size:13.6px;color:#9fb4cc;line-height:1.7}

/* ---------- COMPARE TABLE ---------- */
.compare-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--stroke);box-shadow:var(--shadow-soft)}
table.compare{width:100%;border-collapse:collapse;min-width:640px;background:rgba(6,14,32,.62)}
table.compare th,table.compare td{padding:16px 20px;text-align:left;font-size:14px;border-bottom:1px solid rgba(56,189,248,.10)}
table.compare thead th{
  font-size:12.5px;letter-spacing:.09em;text-transform:uppercase;color:#8fb4d6;
  background:rgba(11,23,48,.92);font-weight:700;
}
table.compare tbody td:first-child{color:#cfe0f2;font-weight:600}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare .col-best{
  background:linear-gradient(180deg,rgba(37,99,235,.22),rgba(56,189,248,.08));
  color:#c8ecff;font-weight:600;
}
table.compare thead th.col-best{color:#8fd8ff}
.badge-best{
  display:inline-block;margin-left:8px;padding:3px 9px;border-radius:999px;
  font-size:10.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  color:#02121f;background:linear-gradient(135deg,#38BDF8,#2563EB);
}
.compare-cta{margin-top:22px;display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.compare-cta span{font-size:13.4px;color:var(--muted)}

/* ---------- NEWS ---------- */
.news-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:26px;align-items:start}
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.news-card{
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--stroke);
  background:linear-gradient(160deg,rgba(15,23,42,.72),rgba(6,14,32,.6));
  box-shadow:var(--shadow-soft);transition:.28s ease;display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-5px);border-color:var(--stroke-strong)}
.news-thumb{display:block;overflow:hidden}
.news-thumb img{width:100%;height:158px;object-fit:cover;opacity:.78;transition:.4s ease}
.news-card:hover .news-thumb img{opacity:1;transform:scale(1.05)}
.news-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1 1 auto}
.tag{
  align-self:flex-start;font-size:10.8px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 10px;border-radius:999px;color:#7dd3fc;
  background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.28);
}
.news-body h3{margin-top:12px;font-size:16px;font-weight:700;line-height:1.45}
.news-body h3 a{color:#e9f4ff}
.news-body h3 a:hover{color:#7dd3fc}
.news-body p{margin-top:10px;font-size:13.6px;color:#a4b7cd;line-height:1.7}
.news-meta{margin-top:auto;padding-top:14px;display:flex;align-items:center;gap:8px;font-size:12.3px;color:var(--muted-2)}
.news-meta i{color:#5ec4ff}
.side-panel{
  padding:24px;border-radius:var(--radius);border:1px solid var(--stroke);
  background:linear-gradient(160deg,rgba(11,23,48,.86),rgba(5,11,26,.7));box-shadow:var(--shadow-soft);
}
.side-panel h3{font-size:16.5px;font-weight:800;color:#eaf5ff}
.side-list{margin-top:18px;display:flex;flex-direction:column;gap:14px}
.side-list li{display:flex;gap:12px;align-items:flex-start;font-size:13.8px;color:#b3c6dc;line-height:1.65}
.side-list i{color:#5ec4ff;margin-top:4px;font-size:12.5px}
.side-divider{height:1px;background:rgba(56,189,248,.16);margin:22px 0}
.side-panel .btn{margin-top:6px}

/* ---------- CHANGELOG ---------- */
.changelog{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.changelog article{
  padding:22px;border-radius:16px;background:rgba(255,255,255,.035);
  border:1px solid rgba(56,189,248,.15);border-left:3px solid #38BDF8;
}
.changelog b{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:#5ec4ff}
.changelog h3{margin-top:10px;font-size:15.6px;font-weight:700;color:#e9f4ff}
.changelog p{margin-top:9px;font-size:13.6px;color:#9fb4cc;line-height:1.7}

/* ---------- MULTI DEVICE ---------- */
.device-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:34px;align-items:center}
.device-split img{border-radius:var(--radius);border:1px solid var(--stroke);box-shadow:var(--shadow-soft);width:100%;height:320px;object-fit:cover}
.device-list{display:flex;flex-direction:column;gap:16px;margin-top:24px}
.device-list li{display:flex;gap:14px;align-items:flex-start}
.device-list i{
  width:38px;height:38px;flex:0 0 auto;border-radius:11px;display:grid;place-items:center;
  font-size:15px;color:#8fd8ff;background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.28);
}
.device-list b{display:block;font-size:14.6px;font-weight:700;color:#e4f2ff}
.device-list small{font-size:13.2px;color:#9fb4cc;line-height:1.65;display:block;margin-top:4px}

/* ---------- STATS ---------- */
.stats-band{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  border-radius:var(--radius);overflow:hidden;border:1px solid var(--stroke);
  background:rgba(56,189,248,.14);
}
.stats-band div{padding:28px 22px;background:rgba(6,14,32,.88);text-align:left}
.stats-band strong{display:block;font-size:clamp(24px,3vw,34px);font-weight:800;color:#8fd8ff;letter-spacing:-.03em}
.stats-band span{display:block;margin-top:8px;font-size:13.2px;color:var(--muted)}

/* ---------- TESTIMONIALS ---------- */
.voice-card{padding:24px;border-radius:var(--radius);background:rgba(255,255,255,.035);border:1px solid rgba(56,189,248,.15)}
.voice-top{display:flex;align-items:center;gap:13px}
.avatar{
  width:44px;height:44px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:15px;
  color:#02121f;background:linear-gradient(135deg,#38BDF8,#2563EB);
}
.voice-top b{display:block;font-size:14.6px;color:#e6f5ff}
.voice-top small{font-size:12.3px;color:var(--muted-2)}
.voice-card p{margin-top:16px;font-size:14px;color:#a9bcd2;line-height:1.75}
.stars{margin-top:14px;color:#FACC15;font-size:13px;letter-spacing:2px}

/* ---------- GUARANTEE ---------- */
.guarantee{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.guarantee div{
  display:flex;flex-direction:column;gap:11px;padding:22px;border-radius:16px;
  background:linear-gradient(160deg,rgba(37,99,235,.14),rgba(6,14,32,.7));
  border:1px solid rgba(56,189,248,.20);
}
.guarantee i{font-size:20px;color:#5ec4ff}
.guarantee b{font-size:14.6px;font-weight:700;color:#e4f2ff}
.guarantee span{font-size:13.2px;color:#9fb4cc;line-height:1.65}

/* ---------- FAQ ---------- */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{
  border-radius:15px;border:1px solid rgba(56,189,248,.16);
  background:rgba(255,255,255,.032);overflow:hidden;transition:border-color .25s ease;
}
.faq-item[open]{border-color:var(--stroke-strong);background:rgba(56,189,248,.07)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:15.2px;font-weight:700;color:#e4f2ff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:#5ec4ff;font-size:13px;transition:transform .28s ease;flex:0 0 auto}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-item p{padding:0 22px 20px;font-size:14.2px;color:#a4b7cd;line-height:1.75}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:55;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,14,32,.88),rgba(7,14,32,.88)),linear-gradient(135deg,#22D3EE,#2563EB);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.5);
  color:#8fd8ff;font-size:19px;opacity:.85;
  transition:transform .28s ease,opacity .28s ease,box-shadow .28s ease;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 32px rgba(6,182,212,.9)}
.fab:active{transform:scale(.94) translateY(2px)}
.fab::after{
  content:"";position:absolute;top:4px;right:4px;width:12px;height:12px;border-radius:50%;
  background:#F43F5E;box-shadow:0 0 0 2px #030712,0 0 12px #F43F5E;
}

/* ---------- FOOTER ---------- */
.site-footer{
  position:relative;padding:64px 0 30px;
  background:linear-gradient(180deg,rgba(3,7,18,.4),rgba(5,11,26,.96));
  border-top:1px solid rgba(56,189,248,.14);
}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr) minmax(0,1fr);gap:34px}
.footer-brand p{margin-top:16px;font-size:13.6px;color:#93a7bd;line-height:1.75;max-width:46ch}
.footer-col h4{font-size:13px;letter-spacing:.13em;text-transform:uppercase;color:#7dd3fc;font-weight:800}
.footer-col ul{margin-top:16px;display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:13.8px;color:#a9bcd2;transition:color .2s ease}
.footer-col a:hover{color:#7dd3fc}
.pay-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}
.pay-row span{
  padding:6px 12px;border-radius:9px;font-size:11.8px;font-weight:700;letter-spacing:.04em;
  color:#bfe6ff;background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.26);
}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(56,189,248,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:12.6px;color:var(--muted-2);
}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;padding:5px 11px;border-radius:999px;
  font-size:11.5px;font-weight:800;color:#fca5a5;background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.3);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero-panel{max-width:620px}
  .news-layout{grid-template-columns:1fr}
  .grid-4,.stats-band,.guarantee,.steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .device-split{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .header-inner{min-height:62px;gap:11px}
  .brand-text small{display:none}
  .brand-text strong{font-size:14px}
  .nav-link{padding:8px 10px;font-size:13.2px}
  .btn-login{padding:8px 11px;font-size:12.8px}
  .btn-signup{padding:8px 13px;font-size:12.8px}
  .section{padding:58px 0}
  .hero{padding:106px 0 60px}
  .grid-3,.entry-grid,.cat-grid,.news-grid,.changelog{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
}
@media (max-width:560px){
  body{font-size:15.4px}
  .container-x{padding:0 16px}
  .brand-mark{width:36px;height:36px;border-radius:11px;font-size:15px}
  .brand-text strong{font-size:13px;max-width:96px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
  .grid-4,.stats-band,.guarantee,.steps{grid-template-columns:1fr}
  .hero-cta{flex-direction:column;align-items:stretch}
  .hero-cta .btn{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .log-list li{flex-wrap:wrap;gap:8px}
  .fab{width:52px;height:52px;bottom:84px;left:14px}
}

/* roulang page: article */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1730;
  --panel:rgba(15,23,42,.62);
  --glass:rgba(255,255,255,.045);
  --stroke:rgba(56,189,248,.20);
  --stroke-strong:rgba(56,189,248,.42);
  --blue:#2563EB;
  --cyan:#38BDF8;
  --holo:#60A5FA;
  --text:#F8FAFC;
  --muted:#94A3B8;
  --muted-2:#7c8ba1;
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow-soft:0 22px 60px -30px rgba(2,8,23,.95);
  --shadow-glow:0 0 0 1px rgba(56,189,248,.16), 0 20px 55px -24px rgba(37,99,235,.65);
  --font:'Be Vietnam Pro','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.68;
  font-size:16px;
  overflow-x:hidden;
  background-image:
    radial-gradient(900px 500px at 12% -8%, rgba(37,99,235,.28), transparent 60%),
    radial-gradient(700px 420px at 92% 4%, rgba(56,189,248,.16), transparent 62%),
    linear-gradient(180deg,#030712 0%,#050b1a 46%,#030712 100%);
  background-attachment:fixed;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
.container-x{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- HEADER ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:70;
  background:rgba(3,7,18,.80);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#03111f;font-size:17px;
  box-shadow:0 0 24px rgba(56,189,248,.45);
}
.brand-text strong{display:block;font-size:15px;font-weight:800;letter-spacing:.2px}
.brand-text small{display:block;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#7dd3fc;font-weight:600}
.main-nav{
  display:flex;align-items:center;gap:4px;flex:1 1 auto;min-width:0;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.main-nav::-webkit-scrollbar{display:none}
.nav-link{
  position:relative;white-space:nowrap;padding:9px 13px;border-radius:10px;
  font-size:14px;font-weight:600;color:var(--muted);
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:#e2f4ff;background:rgba(56,189,248,.10)}
.nav-link.active{color:#eaf7ff;background:linear-gradient(180deg,rgba(37,99,235,.28),rgba(56,189,248,.10))}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));
  box-shadow:0 0 12px rgba(56,189,248,.85);
}
.header-actions{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.btn-login{
  padding:9px 14px;border-radius:11px;font-size:13.5px;font-weight:700;color:#bfe6ff;
  border:1px solid rgba(56,189,248,.35);background:rgba(56,189,248,.06);
  transition:.22s ease;white-space:nowrap;
}
.btn-login:hover{color:#fff;border-color:rgba(56,189,248,.75);background:rgba(56,189,248,.16)}
.btn-signup{
  padding:9px 16px;border-radius:11px;font-size:13.5px;font-weight:800;color:#02121f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  box-shadow:0 0 18px rgba(56,189,248,.55);
  transition:.22s ease;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,.85)}

/* ---------- BUTTONS / CHIPS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 22px;border-radius:13px;font-weight:700;font-size:14.5px;
  border:1px solid transparent;cursor:pointer;transition:.24s ease;
}
.btn-primary{
  color:#02121f;background:linear-gradient(135deg,#38BDF8 0%,#2563EB 100%);
  box-shadow:0 0 0 1px rgba(125,211,252,.35), 0 16px 34px -16px rgba(37,99,235,.9);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(125,211,252,.6), 0 22px 46px -16px rgba(56,189,248,.95)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{color:#d5ecff;background:rgba(255,255,255,.045);border-color:rgba(56,189,248,.34)}
.btn-ghost:hover{background:rgba(56,189,248,.14);border-color:rgba(56,189,248,.7);transform:translateY(-2px)}
.btn.full{width:100%}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 12px;border-radius:999px;font-size:12px;font-weight:700;
  color:#9fdcff;background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.28);
}
.chip.warm{color:#fcd9a3;background:rgba(245,158,11,.12);border-color:rgba(245,158,11,.32)}
.chip.green{color:#a7f3d0;background:rgba(16,185,129,.12);border-color:rgba(16,185,129,.30)}

/* ---------- ARTICLE HERO ---------- */
.article-hero{position:relative;overflow:hidden;padding:118px 0 46px;border-bottom:1px solid rgba(56,189,248,.12)}
.article-hero .hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/42c673b842060cfe.jpg');
  background-size:cover;background-position:center;
  opacity:.26;filter:saturate(1.1) contrast(1.04);
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(720px 380px at 16% 18%, rgba(37,99,235,.34), transparent 62%),
    linear-gradient(180deg, rgba(3,7,18,.84) 0%, rgba(3,7,18,.94) 62%, #030712 100%);
}
.article-hero .inner{position:relative;z-index:3}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--muted-2);font-weight:600}
.crumb a{color:#9fdcff;transition:color .2s ease}
.crumb a:hover{color:#fff}
.crumb i{font-size:9px;opacity:.6}
.article-head{margin-top:18px;max-width:900px}
.article-head h1{
  font-size:clamp(26px,3.6vw,44px);font-weight:800;letter-spacing:-.02em;line-height:1.22;
  background:linear-gradient(118deg,#ffffff 10%,#c4e9ff 54%,#5ec4ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-wrap:balance;
}
.meta-row{display:flex;flex-wrap:wrap;align-items:center;gap:9px;margin-top:20px}
.meta-row .dot{width:4px;height:4px;border-radius:50%;background:rgba(148,163,184,.5)}
.article-lead{margin-top:22px;font-size:16.5px;color:#b9c9de;max-width:74ch;line-height:1.75}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}

/* ---------- PULL QUOTE ---------- */
.pull-quote{
  margin-top:36px;position:relative;
  padding:24px 26px 24px 30px;border-radius:var(--radius);
  background:linear-gradient(140deg,rgba(37,99,235,.20),rgba(8,18,41,.72));
  border:1px solid var(--stroke);
  box-shadow:var(--shadow-soft);
  max-width:860px;
}
.pull-quote::before{
  content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;border-radius:3px;
  background:linear-gradient(180deg,#38BDF8,#2563EB);
  box-shadow:0 0 16px rgba(56,189,248,.8);
}
.pull-quote p{font-size:16px;color:#dceafb;font-weight:500}
.pull-quote cite{display:block;margin-top:12px;font-size:13px;font-style:normal;color:#7dd3fc;font-weight:700}

/* ---------- SECTIONS ---------- */
.section{padding:70px 0;position:relative}
.section.alt{background:linear-gradient(180deg,rgba(8,18,41,.72),rgba(3,7,18,.35));border-top:1px solid rgba(56,189,248,.10);border-bottom:1px solid rgba(56,189,248,.10)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{font-size:clamp(21px,2.5vw,30px);font-weight:800;letter-spacing:-.015em;color:#f2f8ff}
.section-head p{margin-top:12px;color:var(--muted);font-size:15px}
.section-head.left{margin-left:0}
.kicker{
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
  font-size:11.5px;font-weight:800;letter-spacing:.15em;text-transform:uppercase;color:#7dd3fc;
}

/* ---------- LAYOUT GRIDS ---------- */
.layout-main{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:44px;align-items:start}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.split{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:44px;align-items:center}

/* ---------- PROSE (CMS BODY) ---------- */
.prose{max-width:100%;color:#c9d7e8;font-size:16px;line-height:1.78}
.prose > * + *{margin-top:18px}
.prose h2{
  font-size:clamp(20px,2.3vw,27px);font-weight:800;color:#f2f8ff;
  margin-top:42px;padding-left:16px;position:relative;line-height:1.35;
}
.prose h2::before{
  content:"";position:absolute;left:0;top:6px;bottom:6px;width:4px;border-radius:4px;
  background:linear-gradient(180deg,#38BDF8,#2563EB);box-shadow:0 0 14px rgba(56,189,248,.65);
}
.prose h3{font-size:18.5px;font-weight:700;color:#e6f3ff;margin-top:32px}
.prose p{color:#c1d0e3}
.prose a{color:#7dd3fc;font-weight:600;border-bottom:1px solid rgba(125,211,252,.35);transition:.2s ease}
.prose a:hover{color:#ffffff;border-bottom-color:#ffffff}
.prose strong{color:#ffffff;font-weight:700}
.prose ul,.prose ol{padding-left:0;display:grid;gap:11px}
.prose ul li,.prose ol li{position:relative;padding-left:30px;color:#c1d0e3}
.prose ul li::before{
  content:"";position:absolute;left:6px;top:11px;width:8px;height:8px;border-radius:2px;
  background:linear-gradient(135deg,#38BDF8,#2563EB);box-shadow:0 0 10px rgba(56,189,248,.6);
}
.prose ol{counter-reset:step}
.prose ol li::before{
  counter-increment:step;content:counter(step);
  position:absolute;left:0;top:2px;width:21px;height:21px;border-radius:7px;
  display:grid;place-items:center;font-size:11.5px;font-weight:800;color:#02121f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
}
.prose img{border-radius:var(--radius);border:1px solid var(--stroke);margin:26px 0}
.prose blockquote{
  padding:20px 24px;border-radius:var(--radius);
  background:rgba(56,189,248,.07);border-left:3px solid var(--cyan);color:#dceafb;
}
.prose table{width:100%;border-collapse:collapse;font-size:14.5px;display:block;overflow-x:auto;white-space:nowrap}
.prose th,.prose td{padding:12px 14px;text-align:left;border-bottom:1px solid rgba(56,189,248,.16)}
.prose th{color:#9fdcff;font-weight:700;background:rgba(56,189,248,.06)}
.prose hr{border:0;height:1px;background:rgba(56,189,248,.18);margin:34px 0}

/* ---------- CARDS / PANELS ---------- */
.card{
  padding:24px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(11,23,48,.82),rgba(6,14,32,.72));
  border:1px solid var(--stroke);
  box-shadow:var(--shadow-soft);
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow-soft),var(--shadow-glow)}
.card h3{font-size:17px;font-weight:700;color:#eff7ff}
.card p{margin-top:10px;font-size:14.5px;color:var(--muted)}
.icon-box{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;margin-bottom:16px;
  background:linear-gradient(140deg,rgba(56,189,248,.22),rgba(37,99,235,.16));
  border:1px solid rgba(56,189,248,.30);color:#7dd3fc;font-size:17px;
}
.step-index{
  font-size:12px;font-weight:800;letter-spacing:.16em;color:#7dd3fc;margin-bottom:12px;display:block;
}
.side-panel{
  padding:22px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--stroke);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  box-shadow:var(--shadow-soft);
}
.side-panel h4{font-size:14px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#9fdcff}
.side-panel ul{margin-top:16px;display:grid;gap:12px}
.side-panel ul li{font-size:14px;color:#bccbdd;padding-left:18px;position:relative}
.side-panel ul li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:#38BDF8;box-shadow:0 0 10px rgba(56,189,248,.8)}
.side-panel .divider{height:1px;background:rgba(56,189,248,.16);margin:18px 0}
.side-stats{display:grid;gap:14px}
.side-stats .stat{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-size:14px;color:var(--muted)}
.side-stats .stat b{font-size:19px;font-weight:800;color:#7dd3fc}

/* ---------- CHECKLIST ---------- */
.check-list{display:grid;gap:14px}
.check-list li{display:flex;gap:13px;align-items:flex-start;font-size:14.8px;color:#c3d2e4}
.check-list i{
  flex:0 0 auto;margin-top:3px;width:22px;height:22px;border-radius:8px;display:grid;place-items:center;
  font-size:11px;color:#02121f;background:linear-gradient(135deg,#38BDF8,#2563EB);
}

/* ---------- NETWORK MATRIX ---------- */
.net-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.net-item{
  display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:var(--radius-s);
  background:rgba(255,255,255,.035);border:1px solid rgba(56,189,248,.16);
  transition:.24s ease;
}
.net-item:hover{background:rgba(56,189,248,.08);border-color:var(--stroke-strong)}
.net-item b{display:block;font-size:14.5px;color:#eff7ff}
.net-item span{display:block;margin-top:5px;font-size:13.5px;color:var(--muted)}
.net-item i{color:#38BDF8;font-size:16px;margin-top:3px}

/* ---------- CHANNEL MATRIX ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.channel-card{
  display:flex;flex-direction:column;gap:12px;padding:24px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(11,23,48,.85),rgba(6,14,32,.7));
  border:1px solid var(--stroke);transition:.26s ease;
}
.channel-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow-glow)}
.channel-card h3{font-size:17px;font-weight:800;color:#f0f7ff}
.channel-card p{font-size:14px;color:var(--muted)}
.channel-card .more{margin-top:auto;font-size:13.5px;font-weight:800;color:#7dd3fc;display:inline-flex;align-items:center;gap:8px}
.channel-card .more i{transition:transform .24s ease}
.channel-card:hover .more i{transform:translateX(4px)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{
  border-radius:var(--radius-s);border:1px solid rgba(56,189,248,.18);
  background:rgba(255,255,255,.032);overflow:hidden;transition:.24s ease;
}
.faq-item[open]{border-color:var(--stroke-strong);background:rgba(56,189,248,.07)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:15px;font-weight:700;color:#e9f4ff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:#38BDF8;font-size:13px;transition:transform .26s ease}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-item p{padding:0 22px 20px;font-size:14.5px;color:#b8c8db}

/* ---------- CTA BAND ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-l);
  padding:46px 40px;border:1px solid var(--stroke-strong);
  background:
    radial-gradient(600px 300px at 12% 0%, rgba(37,99,235,.38), transparent 60%),
    linear-gradient(150deg,rgba(11,23,48,.95),rgba(4,9,22,.92));
  box-shadow:var(--shadow-soft),var(--shadow-glow);
}
.cta-band h2{font-size:clamp(21px,2.6vw,31px);font-weight:800;color:#f4faff;max-width:24ch}
.cta-band p{margin-top:14px;color:#b9c9de;font-size:15px;max-width:60ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:26px}
.cta-note{margin-top:18px;font-size:13px;color:var(--muted-2)}

/* ---------- TRUST STRIP ---------- */
.trust-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  border-radius:var(--radius);overflow:hidden;border:1px solid rgba(56,189,248,.16);
  background:rgba(56,189,248,.12);
}
.trust-strip div{background:rgba(4,10,24,.86);padding:22px 18px;text-align:left}
.trust-strip strong{display:block;font-size:20px;font-weight:800;color:#7dd3fc}
.trust-strip span{display:block;margin-top:6px;font-size:13px;color:var(--muted)}

/* ---------- EMPTY STATE ---------- */
.empty-state{
  padding:44px 30px;border-radius:var(--radius);text-align:left;
  background:rgba(56,189,248,.06);border:1px dashed rgba(56,189,248,.35);
}
.empty-state h2{font-size:22px;font-weight:800;color:#f0f7ff}
.empty-state p{margin-top:12px;color:var(--muted);max-width:60ch}
.empty-state .btn{margin-top:22px}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  display:inline-flex;align-items:center;gap:10px;
  min-height:56px;padding:0 20px;border-radius:999px;
  background:rgba(7,7,13,.78);
  -webkit-backdrop-filter:blur(14px);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);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:#dff2ff;font-size:13.5px;font-weight:800;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.78;transition:opacity .24s ease,transform .24s ease,box-shadow .24s ease;
}
.fab i{color:#7dd3fc;font-size:16px}
.fab:hover{opacity:1;transform:translateY(-3px);box-shadow:0 0 30px rgba(56,189,248,.8)}
.fab:active{transform:translateY(0) scale(.97)}
.fab .dot{
  position:absolute;top:8px;right:10px;width:9px;height:9px;border-radius:50%;
  background:#ef4444;box-shadow:0 0 0 2px rgba(7,7,13,.9);
  animation:pulse 1.8s infinite;
}
@keyframes pulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.35);opacity:.65}}

/* ---------- FOOTER ---------- */
.site-footer{
  margin-top:20px;padding:56px 0 26px;
  background:linear-gradient(180deg,rgba(4,9,22,.5),rgba(2,5,14,.96));
  border-top:1px solid rgba(56,189,248,.16);
}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,.8fr) minmax(0,.9fr);gap:40px}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--muted);max-width:52ch}
.pay-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.pay-row span{
  padding:6px 12px;border-radius:9px;font-size:12px;font-weight:700;color:#bfe6ff;
  background:rgba(56,189,248,.09);border:1px solid rgba(56,189,248,.24);
}
.footer-col h4{font-size:13.5px;font-weight:800;letter-spacing:.05em;text-transform:uppercase;color:#d8ecff}
.footer-col ul{margin-top:16px;display:grid;gap:11px}
.footer-col ul a{font-size:14px;color:var(--muted);transition:.2s ease}
.footer-col ul a:hover{color:#7dd3fc;padding-left:3px}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(56,189,248,.14);
  display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
  font-size:13px;color:var(--muted-2);
}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 13px;border-radius:999px;
  font-size:12px;font-weight:700;color:#fcd9a3;
  background:rgba(245,158,11,.10);border:1px solid rgba(245,158,11,.30);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .layout-main{grid-template-columns:1fr;gap:36px}
  .split{grid-template-columns:1fr;gap:32px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .header-inner{min-height:62px;gap:10px}
  .brand-text small{display:none}
  .main-nav{order:3;width:100%;flex:1 0 100%;gap:2px;padding-bottom:6px}
  .header-inner{flex-wrap:wrap;padding-top:8px;padding-bottom:6px}
  .nav-link{padding:8px 11px;font-size:13.2px}
  .btn-login,.btn-signup{padding:8px 12px;font-size:12.8px}
  .article-hero{padding:150px 0 40px}
  .section{padding:52px 0}
  .grid-2,.grid-3,.grid-4,.net-grid,.channel-grid{grid-template-columns:1fr}
  .trust-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-band{padding:32px 22px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .pull-quote{padding:20px 20px 20px 24px}
}
@media (max-width:520px){
  .container-x{padding:0 16px}
  .article-head h1{font-size:24px}
  .article-lead{font-size:15px}
  .btn{width:100%;padding:13px 18px}
  .cta-actions .btn,.hero-actions .btn{width:100%}
  .header-actions{gap:6px}
  .trust-strip{grid-template-columns:1fr}
  .fab{left:12px;bottom:84px;min-height:52px;padding:0 16px;font-size:12.5px}
  .fab span{display:none}
}

/* roulang page: category1 */
*,*::before,*::after{box-sizing:border-box}
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1730;
  --panel:rgba(15,23,42,.62);
  --glass:rgba(255,255,255,.045);
  --stroke:rgba(56,189,248,.20);
  --stroke-strong:rgba(56,189,248,.42);
  --blue:#2563EB;
  --cyan:#38BDF8;
  --holo:#60A5FA;
  --text:#F8FAFC;
  --muted:#94A3B8;
  --muted-2:#7c8ba1;
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow-soft:0 22px 60px -30px rgba(2,8,23,.95);
  --shadow-glow:0 0 0 1px rgba(56,189,248,.16), 0 20px 55px -24px rgba(37,99,235,.65);
  --font:'Be Vietnam Pro','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  background-image:
    radial-gradient(900px 500px at 12% -8%, rgba(37,99,235,.28), transparent 60%),
    radial-gradient(700px 420px at 92% 4%, rgba(56,189,248,.16), transparent 62%),
    linear-gradient(180deg,#030712 0%,#050b1a 46%,#030712 100%);
  background-attachment:fixed;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul{margin:0;padding:0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container-x{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- HEADER ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:70;
  background:rgba(3,7,18,.80);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#03111f;font-size:17px;
  box-shadow:0 0 24px rgba(56,189,248,.45);
}
.brand-text strong{display:block;font-size:15px;font-weight:800;letter-spacing:.2px}
.brand-text small{display:block;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#7dd3fc;font-weight:600}
.main-nav{
  display:flex;align-items:center;gap:4px;flex:1 1 auto;min-width:0;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.main-nav::-webkit-scrollbar{display:none}
.nav-link{
  position:relative;white-space:nowrap;padding:9px 13px;border-radius:10px;
  font-size:14px;font-weight:600;color:var(--muted);
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:#e2f4ff;background:rgba(56,189,248,.10)}
.nav-link.active{color:#eaf7ff;background:linear-gradient(180deg,rgba(37,99,235,.28),rgba(56,189,248,.10))}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));
  box-shadow:0 0 12px rgba(56,189,248,.85);
}
.header-actions{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.btn-login{
  padding:9px 14px;border-radius:11px;font-size:13.5px;font-weight:700;color:#bfe6ff;
  border:1px solid rgba(56,189,248,.35);background:rgba(56,189,248,.06);
  transition:.22s ease;white-space:nowrap;
}
.btn-login:hover{color:#fff;border-color:rgba(56,189,248,.75);background:rgba(56,189,248,.16)}
.btn-signup{
  padding:9px 16px;border-radius:11px;font-size:13.5px;font-weight:800;color:#02121f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  box-shadow:0 0 18px rgba(56,189,248,.55);
  transition:.22s ease;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,.85)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 22px;border-radius:13px;font-weight:700;font-size:14.5px;
  border:1px solid transparent;cursor:pointer;transition:.24s ease;
}
.btn-primary{
  color:#02121f;background:linear-gradient(135deg,#38BDF8 0%,#2563EB 100%);
  box-shadow:0 0 0 1px rgba(125,211,252,.35), 0 16px 34px -16px rgba(37,99,235,.9);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(125,211,252,.6), 0 22px 46px -16px rgba(56,189,248,.95)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:#d5ecff;background:rgba(255,255,255,.045);
  border-color:rgba(56,189,248,.34);
}
.btn-ghost:hover{background:rgba(56,189,248,.14);border-color:rgba(56,189,248,.7);transform:translateY(-2px)}
.btn.full{width:100%}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;padding:124px 0 74px;border-bottom:1px solid rgba(56,189,248,.12)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/d0f668e5a1de081a.jpg');
  background-size:cover;background-position:center;
  opacity:.30;filter:saturate(1.15) contrast(1.05);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(720px 380px at 18% 22%, rgba(37,99,235,.35), transparent 62%),
    linear-gradient(180deg, rgba(3,7,18,.82) 0%, rgba(3,7,18,.93) 58%, #030712 100%);
}
.hero-inner{position:relative;z-index:3;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.88fr);gap:44px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:11.5px;font-weight:700;
  letter-spacing:.13em;text-transform:uppercase;color:#7dd3fc;
  background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.30);
}
.hero h1{
  margin:20px 0 0;font-size:clamp(27px,3.9vw,45px);font-weight:800;letter-spacing:-.02em;line-height:1.16;
  background:linear-gradient(120deg,#ffffff 12%,#bfe9ff 52%,#5ec4ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin:20px 0 0;color:#b9c9de;font-size:16px;max-width:60ch;line-height:1.72}
.hero-cta{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px;list-style:none}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:13.5px;color:#9fb6cf;font-weight:600}
.hero-points i{color:#38BDF8;font-size:13px}

/* ---------- HERO PANEL ---------- */
.hero-panel{
  position:relative;padding:24px;border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(11,23,48,.92),rgba(6,14,32,.86));
  border:1px solid var(--stroke);
  box-shadow:var(--shadow-soft), var(--shadow-glow);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
}
.panel-top{display:flex;align-items:center;gap:9px;font-size:12.5px;color:#9fd8ff;font-weight:600;letter-spacing:.02em}
.live-dot{width:8px;height:8px;border-radius:50%;background:#38BDF8;box-shadow:0 0 0 0 rgba(56,189,248,.6);animation:pulseDot 2s infinite}
@keyframes pulseDot{0%{box-shadow:0 0 0 0 rgba(56,189,248,.55)}70%{box-shadow:0 0 0 12px rgba(56,189,248,0)}100%{box-shadow:0 0 0 0 rgba(56,189,248,0)}}
.ring-block{display:flex;align-items:center;gap:22px;margin-top:20px}
.ring{
  width:152px;height:152px;flex:0 0 auto;border-radius:50%;
  display:grid;place-items:center;
  filter:drop-shadow(0 0 22px rgba(56,189,248,.35));
}
.ring-inner{
  width:118px;height:118px;border-radius:50%;background:#060e1f;
  border:1px solid rgba(56,189,248,.22);
  display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;gap:2px;
}
.ring-inner strong{font-size:22px;font-weight:800;color:#eaf7ff;letter-spacing:-.02em}
.ring-inner span{font-size:10.5px;color:#8aa4bf;line-height:1.35;max-width:88px;font-weight:600}
.ring-side h3{margin:0;font-size:16.5px;font-weight:800;color:#e9f5ff;line-height:1.35}
.ring-side p{margin:8px 0 14px;font-size:13px;color:var(--muted);line-height:1.6}
.tier-list{list-style:none;margin-top:22px;padding-top:18px;border-top:1px solid rgba(56,189,248,.16);display:grid;gap:12px}
.tier-list li{display:grid;grid-template-columns:1fr 84px 40px;align-items:center;gap:12px;font-size:13px;color:#a9bed4}
.tier-list li span:first-child{font-weight:600}
.meter{height:6px;border-radius:99px;background:rgba(56,189,248,.14);overflow:hidden;display:block}
.meter i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,#2563EB,#38BDF8);box-shadow:0 0 12px rgba(56,189,248,.7)}
.tier-list b{font-size:12.5px;color:#7dd3fc;text-align:right;font-weight:700}

/* ---------- SECTION BASE ---------- */
.section{padding:70px 0;position:relative}
.section.alt{background:linear-gradient(180deg,rgba(8,18,41,.62),rgba(3,7,18,.10));border-top:1px solid rgba(56,189,248,.10);border-bottom:1px solid rgba(56,189,248,.10)}
.sec-head{max-width:74ch;margin-bottom:34px}
.sec-head .eyebrow{margin-bottom:14px}
.sec-head h2{margin:0;font-size:clamp(22px,2.7vw,32px);font-weight:800;letter-spacing:-.015em;line-height:1.25;color:#f2f9ff}
.sec-head p{margin:12px 0 0;color:var(--muted);font-size:15.5px;line-height:1.7}

/* ---------- STATS ---------- */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
  padding:22px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--stroke);
  transition:.28s ease;
}
.stat:hover{border-color:var(--stroke-strong);transform:translateY(-3px)}
.stat b{display:block;font-size:clamp(22px,2.6vw,30px);font-weight:800;color:#8ed6ff;letter-spacing:-.02em}
.stat span{display:block;margin-top:6px;font-size:13.5px;color:#9cb1c8;line-height:1.55}
.net-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:20px}
.net{
  display:flex;align-items:center;gap:11px;padding:14px 16px;border-radius:var(--radius-s);
  background:var(--glass);border:1px solid rgba(56,189,248,.16);
}
.net i{color:#38BDF8;font-size:15px}
.net strong{font-size:13.5px;font-weight:700;color:#e3f3ff}
.net small{display:block;font-size:11.5px;color:#7fd0a6;font-weight:600}

/* ---------- VALUE CARDS ---------- */
.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.value{
  padding:26px 24px;border-radius:var(--radius);
  background:linear-gradient(170deg,rgba(15,23,42,.72),rgba(8,18,41,.5));
  border:1px solid var(--stroke);
  border-top:2px solid rgba(56,189,248,.5);
  transition:.3s ease;
}
.value:hover{transform:translateY(-4px);box-shadow:0 24px 55px -30px rgba(56,189,248,.85);border-color:var(--stroke-strong)}
.value i{font-size:19px;color:#38BDF8}
.value h3{margin:16px 0 10px;font-size:17px;font-weight:800;color:#f0f8ff;line-height:1.4}
.value p{margin:0;font-size:14.5px;color:#9fb3c9;line-height:1.7}

/* ---------- SCENE LIST ---------- */
.scene-list{display:grid;gap:14px}
.scene{
  display:grid;grid-template-columns:210px 1fr 116px;gap:22px;align-items:center;
  padding:20px 22px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--stroke);
  transition:.26s ease;
}
.scene:hover{border-color:var(--stroke-strong);background:rgba(15,23,42,.8)}
.scene h3{margin:0;font-size:15.5px;font-weight:800;color:#eaf6ff;display:flex;align-items:center;gap:9px}
.scene h3 i{color:#38BDF8;font-size:14px}
.scene p{margin:0;font-size:14px;color:#9db2c8;line-height:1.65}
.scene .chip{
  justify-self:end;padding:7px 13px;border-radius:999px;font-size:12px;font-weight:700;
  color:#a8f0cd;background:rgba(16,185,129,.10);border:1px solid rgba(16,185,129,.32);white-space:nowrap;
}

/* ---------- FLOW ---------- */
.flow{display:grid;gap:0;position:relative}
.flow-item{
  display:grid;grid-template-columns:52px 1fr;gap:20px;
  padding:20px 0;border-bottom:1px dashed rgba(56,189,248,.18);
}
.flow-item:last-child{border-bottom:0}
.flow-num{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:#02121f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  box-shadow:0 0 22px -4px rgba(56,189,248,.8);
}
.flow-item h3{margin:0 0 7px;font-size:16px;font-weight:800;color:#eef8ff}
.flow-item p{margin:0;font-size:14.3px;color:#9db2c8;line-height:1.7;max-width:82ch}

/* ---------- VOICES ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.voice{
  padding:24px;border-radius:var(--radius);
  background:var(--glass);border:1px solid rgba(56,189,248,.16);
  display:flex;flex-direction:column;gap:14px;
}
.voice .stars{color:#7dd3fc;font-size:12.5px;letter-spacing:2px}
.voice p{margin:0;font-size:14.4px;color:#b6c8db;line-height:1.72}
.voice .who{display:flex;align-items:center;gap:11px;margin-top:auto;padding-top:14px;border-top:1px solid rgba(56,189,248,.14)}
.voice .who b{font-size:13.5px;font-weight:700;color:#e6f4ff}
.voice .who small{display:block;font-size:11.5px;color:#7f93aa;font-weight:600}
.avatar{
  width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font-size:14px;font-weight:800;
  color:#04121f;background:linear-gradient(135deg,#60A5FA,#38BDF8);flex:0 0 auto;
}

/* ---------- COMPARE ---------- */
.cmp-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--stroke)}
.cmp-table{width:100%;border-collapse:separate;border-spacing:0;font-size:14.3px;min-width:620px}
.cmp-table th,.cmp-table td{padding:15px 18px;text-align:left;border-bottom:1px solid rgba(56,189,248,.12);vertical-align:top}
.cmp-table thead th{
  background:rgba(37,99,235,.18);font-size:12px;letter-spacing:.09em;text-transform:uppercase;
  color:#9fd8ff;font-weight:700;white-space:nowrap;
}
.cmp-table tbody tr:last-child td{border-bottom:0}
.cmp-table tbody tr:hover{background:rgba(56,189,248,.05)}
.cmp-table td:first-child{color:#cfe3f5;font-weight:600}
.cmp-table .good{color:#8ef0c2;font-weight:600}
.cmp-table .bad{color:#f0a9a9}

/* ---------- CHANNELS ---------- */
.chan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.chan{
  display:block;padding:24px;border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(15,23,42,.78),rgba(8,18,41,.46));
  border:1px solid var(--stroke);transition:.28s ease;
}
.chan:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:0 24px 50px -30px rgba(56,189,248,.9)}
.chan i{font-size:18px;color:#38BDF8}
.chan h3{margin:14px 0 9px;font-size:16.5px;font-weight:800;color:#f0f8ff}
.chan p{margin:0;font-size:14.2px;color:#9db2c8;line-height:1.68}
.chan .more{display:inline-flex;align-items:center;gap:7px;margin-top:16px;font-size:13px;font-weight:700;color:#7dd3fc}

/* ---------- POSTS ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  display:flex;flex-direction:column;gap:11px;padding:22px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--stroke);transition:.28s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);background:rgba(15,23,42,.82)}
.post-card h3{margin:0;font-size:15.5px;font-weight:800;color:#eef8ff;line-height:1.45}
.post-card p{margin:0;font-size:14px;color:#9db2c8;line-height:1.68}
.post-meta{margin-top:auto;padding-top:12px;border-top:1px solid rgba(56,189,248,.14);font-size:12px;color:#7f95ad;font-weight:600;letter-spacing:.02em}
.empty-note{padding:24px;border-radius:var(--radius);border:1px dashed rgba(56,189,248,.3);color:#9db2c8;font-size:14.5px;background:rgba(15,23,42,.4)}
.cover-strip{display:grid;grid-template-columns:1.05fr 1fr;gap:26px;align-items:center;margin-bottom:34px}
.cover-strip img{border-radius:var(--radius-l);border:1px solid var(--stroke);box-shadow:var(--shadow-soft)}
.cover-strip h3{margin:0 0 12px;font-size:20px;font-weight:800;color:#f0f8ff}
.cover-strip p{margin:0;color:var(--muted);font-size:14.6px;line-height:1.72}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px}
.faq-item{
  border-radius:var(--radius);border:1px solid var(--stroke);
  background:var(--panel);overflow:hidden;transition:.26s ease;
}
.faq-item[open]{border-color:var(--stroke-strong);background:rgba(15,23,42,.8)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:15.4px;font-weight:700;color:#eaf6ff;
}
.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:#7dd3fc;flex:0 0 auto;transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .ans{padding:0 22px 20px;font-size:14.4px;color:#a6bacf;line-height:1.75;max-width:96ch}

/* ---------- ASSURE + CTA ---------- */
.assure{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:30px}
.assure div{
  display:flex;align-items:center;gap:11px;padding:14px 16px;border-radius:var(--radius-s);
  background:var(--glass);border:1px solid rgba(56,189,248,.16);font-size:13.2px;color:#b7cade;font-weight:600;
}
.assure i{color:#38BDF8;font-size:14px}
.cta-box{
  position:relative;overflow:hidden;border-radius:var(--radius-l);padding:38px 34px;
  background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.14));
  border:1px solid var(--stroke-strong);
  box-shadow:var(--shadow-glow);
  display:grid;grid-template-columns:1.35fr auto;gap:26px;align-items:center;
}
.cta-box h2{margin:0;font-size:clamp(20px,2.4vw,28px);font-weight:800;color:#f4faff;line-height:1.3}
.cta-box p{margin:12px 0 0;color:#c3d8ec;font-size:14.8px;line-height:1.7;max-width:62ch}
.cta-actions{display:flex;flex-direction:column;gap:12px;min-width:230px}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:1rem;bottom:6rem;z-index:50;
  width:56px;height:56px;border-radius:18px;display:grid;place-items:center;
  color:#a9e6ff;font-size:20px;opacity:.82;
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,12,26,.86),rgba(7,12,26,.86)),linear-gradient(135deg,#38BDF8,#2563EB);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(56,189,248,.45);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  transition:.26s ease;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 34px rgba(56,189,248,.85)}
.fab:active{transform:scale(.95)}
.fab .fab-dot{
  position:absolute;top:-3px;right:-3px;width:13px;height:13px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 0 2px rgba(3,7,18,.9);animation:pulseDot 1.6s infinite;
}

/* ---------- STICKY CTA (MOBILE) ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:60;display:none;
  padding:10px 14px;gap:10px;align-items:center;justify-content:space-between;
  background:rgba(3,7,18,.94);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-top:1px solid rgba(56,189,248,.28);
}
.sticky-cta span{font-size:12.5px;color:#b5c9dd;font-weight:600;line-height:1.35}
.sticky-cta .btn{padding:10px 16px;font-size:13px;border-radius:11px}

/* ---------- FOOTER ---------- */
.site-footer{
  background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,1));
  border-top:1px solid rgba(56,189,248,.16);
  padding:58px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:38px}
.footer-brand p{color:#93a7bd;font-size:14px;margin:16px 0 0;max-width:48ch;line-height:1.7}
.pay-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.pay-row span{
  font-size:12px;font-weight:600;color:#9fd8ff;padding:5px 11px;border-radius:8px;
  background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.22);
}
.footer-col h4{margin:0 0 14px;font-size:12.5px;letter-spacing:.11em;text-transform:uppercase;color:#7dd3fc;font-weight:700}
.footer-col ul{list-style:none;display:grid;gap:10px}
.footer-col a{color:#9fb2c7;font-size:14px;transition:.2s ease}
.footer-col a:hover{color:#e6f5ff}
.footer-bottom{
  margin-top:42px;padding-top:20px;border-top:1px solid rgba(56,189,248,.14);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  color:#7d8fa5;font-size:13px;
}
.age-badge{
  display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border-radius:999px;
  background:rgba(239,68,68,.1);border:1px solid rgba(239,68,68,.32);color:#fca5a5;font-weight:600;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .hero{padding:110px 0 62px}
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .stat-grid,.net-row,.assure{grid-template-columns:repeat(2,1fr)}
  .value-grid,.voice-grid,.chan-grid,.post-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer-brand{grid-column:1 / -1}
  .cta-box{grid-template-columns:1fr}
  .cta-actions{flex-direction:row;flex-wrap:wrap}
}
@media (max-width:860px){
  .brand-text small{display:none}
  .header-inner{gap:10px;min-height:62px}
  .nav-link{padding:8px 10px;font-size:13px}
  .btn-login,.btn-signup{padding:8px 11px;font-size:12.5px}
}
@media (max-width:768px){
  body{padding-bottom:76px}
  .section{padding:52px 0}
  .hero-cta .btn{width:100%}
  .ring-block{flex-direction:column;align-items:flex-start;gap:18px}
  .scene{grid-template-columns:1fr;gap:10px}
  .scene .chip{justify-self:start}
  .cover-strip{grid-template-columns:1fr}
  .assure{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .sticky-cta{display:flex}
  .fab{bottom:6.4rem}
}
@media (max-width:520px){
  .container-x{padding:0 15px}
  .stat-grid,.net-row,.value-grid,.voice-grid,.chan-grid,.post-grid{grid-template-columns:1fr}
  .hero h1{font-size:25px}
  .cta-box{padding:26px 20px}
  .tier-list li{grid-template-columns:1fr 60px 36px;gap:9px;font-size:12.4px}
  .cmp-table th,.cmp-table td{padding:12px 13px;font-size:13.4px}
  .sticky-cta span{display:none}
  .sticky-cta .btn{width:100%}
}

/* roulang page: category2 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1730;
  --panel:rgba(15,23,42,.62);
  --glass:rgba(255,255,255,.045);
  --stroke:rgba(56,189,248,.20);
  --stroke-strong:rgba(56,189,248,.42);
  --blue:#2563EB;
  --cyan:#38BDF8;
  --holo:#60A5FA;
  --text:#F8FAFC;
  --muted:#94A3B8;
  --muted-2:#7c8ba1;
  --ok:#34D399;
  --warn:#FBBF24;
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow-soft:0 22px 60px -30px rgba(2,8,23,.95);
  --shadow-glow:0 0 0 1px rgba(56,189,248,.16), 0 20px 55px -24px rgba(37,99,235,.65);
  --font:'Be Vietnam Pro','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  padding-bottom:74px;
  background-image:
    radial-gradient(900px 500px at 12% -8%, rgba(37,99,235,.28), transparent 60%),
    radial-gradient(700px 420px at 92% 4%, rgba(56,189,248,.16), transparent 62%),
    linear-gradient(180deg,#030712 0%,#050b1a 46%,#030712 100%);
  background-attachment:fixed;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.25}
p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
.container-x{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}
section[id]{scroll-margin-top:96px}

/* ---------- HEADER ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:70;
  background:rgba(3,7,18,.80);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#03111f;font-size:17px;
  box-shadow:0 0 24px rgba(56,189,248,.45);
}
.brand-text strong{display:block;font-size:15px;font-weight:800;letter-spacing:.2px}
.brand-text small{display:block;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#7dd3fc;font-weight:600}
.main-nav{
  display:flex;align-items:center;gap:4px;flex:1 1 auto;min-width:0;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.main-nav::-webkit-scrollbar{display:none}
.nav-link{
  position:relative;white-space:nowrap;padding:9px 13px;border-radius:10px;
  font-size:14px;font-weight:600;color:var(--muted);
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:#e2f4ff;background:rgba(56,189,248,.10)}
.nav-link.active{color:#eaf7ff;background:linear-gradient(180deg,rgba(37,99,235,.28),rgba(56,189,248,.10))}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));
  box-shadow:0 0 12px rgba(56,189,248,.85);
}
.header-actions{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.btn-login{
  padding:9px 14px;border-radius:11px;font-size:13.5px;font-weight:700;color:#bfe6ff;
  border:1px solid rgba(56,189,248,.35);background:rgba(56,189,248,.06);
  transition:.22s ease;white-space:nowrap;
}
.btn-login:hover{color:#fff;border-color:rgba(56,189,248,.75);background:rgba(56,189,248,.16)}
.btn-signup{
  padding:9px 16px;border-radius:11px;font-size:13.5px;font-weight:800;color:#02121f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  box-shadow:0 0 18px rgba(56,189,248,.55);
  transition:.22s ease;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,.85)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 22px;border-radius:13px;font-weight:700;font-size:14.5px;
  border:1px solid transparent;cursor:pointer;transition:.24s ease;
}
.btn-primary{
  color:#02121f;background:linear-gradient(135deg,#38BDF8 0%,#2563EB 100%);
  box-shadow:0 0 0 1px rgba(125,211,252,.35), 0 16px 34px -16px rgba(37,99,235,.9);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(125,211,252,.6), 0 22px 46px -16px rgba(56,189,248,.95)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:#d5ecff;background:rgba(255,255,255,.045);
  border-color:rgba(56,189,248,.34);
}
.btn-ghost:hover{background:rgba(56,189,248,.14);border-color:rgba(56,189,248,.7);transform:translateY(-2px)}
.btn.full{width:100%}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid #38BDF8;outline-offset:3px;border-radius:10px}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;padding:122px 0 74px;border-bottom:1px solid rgba(56,189,248,.12)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/d0f668e5a1de081a.jpg');
  background-size:cover;background-position:center;
  opacity:.30;filter:saturate(1.15) contrast(1.05);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(720px 380px at 18% 22%, rgba(37,99,235,.35), transparent 62%),
    linear-gradient(180deg, rgba(3,7,18,.82) 0%, rgba(3,7,18,.93) 58%, #030712 100%);
}
.hero-inner{position:relative;z-index:3;display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,.88fr);gap:46px;align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:11.5px;font-weight:700;
  letter-spacing:.13em;text-transform:uppercase;color:#7dd3fc;
  background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.30);
}
.hero h1{
  margin-top:20px;font-size:clamp(27px,4vw,44px);font-weight:800;letter-spacing:-.02em;
  background:linear-gradient(120deg,#ffffff 12%,#bfe9ff 52%,#5ec4ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-wrap:balance;
}
.hero-lead{margin-top:20px;color:#b9c9de;font-size:16px;max-width:62ch;line-height:1.72}
.hero-cta{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:13.5px;color:#9fb6cf;font-weight:600}
.hero-points i{color:#38BDF8;font-size:13px}
.hero-panel{
  position:relative;padding:24px;border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(11,23,48,.92),rgba(6,14,32,.86));
  border:1px solid var(--stroke);
  box-shadow:var(--shadow-soft), var(--shadow-glow);
  -webkit-backdrop-filter:blur(14px);
  backdrop-filter:blur(14px);
}
.hero-panel h2{font-size:15px;font-weight:700;color:#dceeff;display:flex;align-items:center;gap:9px}
.hero-panel h2 i{color:#38BDF8}
.status-list{margin-top:16px;display:grid;gap:10px}
.status-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:11px 13px;border-radius:var(--radius-s);
  background:rgba(255,255,255,.04);border:1px solid rgba(56,189,248,.14);
  font-size:13.5px;
}
.status-row span.name{display:flex;align-items:center;gap:9px;font-weight:600;color:#cfe4f7}
.status-row span.name i{font-size:6px;color:#34D399;box-shadow:0 0 10px rgba(52,211,153,.9);border-radius:50%}
.status-row b{color:#7dd3fc;font-weight:700;font-size:12.5px}
.hero-panel .note{margin-top:14px;font-size:12.5px;color:var(--muted-2);line-height:1.6}

/* ---------- SECTION BASE ---------- */
.section{padding:70px 0;position:relative}
.section + .section{border-top:1px solid rgba(56,189,248,.08)}
.section-head{max-width:78ch}
.section-tag{
  display:inline-flex;align-items:center;gap:8px;
  padding:6px 13px;border-radius:999px;font-size:11.5px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:#7dd3fc;
  background:rgba(56,189,248,.09);border:1px solid rgba(56,189,248,.24);
}
.section-title{margin-top:16px;font-size:clamp(22px,2.7vw,32px);font-weight:800;letter-spacing:-.01em;color:#f2f8ff}
.section-desc{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.7}
.grid{display:grid;gap:20px;margin-top:34px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* ---------- GLASS CARDS ---------- */
.glass-card{
  position:relative;padding:24px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(15,23,42,.78),rgba(6,14,32,.62));
  border:1px solid var(--stroke);
  box-shadow:var(--shadow-soft);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.glass-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow-glow)}
.card-ico{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(56,189,248,.22),rgba(37,99,235,.16));
  border:1px solid rgba(56,189,248,.30);color:#7dd3fc;font-size:17px;margin-bottom:16px;
}
.glass-card h3{font-size:16.5px;font-weight:700;color:#eaf5ff}
.glass-card p{margin-top:10px;font-size:14.5px;color:var(--muted);line-height:1.68}
.idx{
  position:absolute;top:18px;right:20px;font-size:12px;font-weight:800;
  letter-spacing:.1em;color:rgba(125,211,252,.45);
}
.chip-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.chip{
  padding:5px 11px;border-radius:999px;font-size:11.5px;font-weight:700;
  color:#9fdcff;background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.24);
}
.chip.ok{color:#8bf3cd;background:rgba(52,211,153,.10);border-color:rgba(52,211,153,.28)}

/* ---------- CARRIER GRID ---------- */
.carrier{
  display:flex;align-items:center;gap:14px;padding:18px 20px;border-radius:var(--radius);
  background:rgba(255,255,255,.035);border:1px solid rgba(56,189,248,.16);
  transition:.26s ease;
}
.carrier:hover{border-color:var(--stroke-strong);background:rgba(56,189,248,.08);transform:translateX(3px)}
.carrier .mark{
  width:42px;height:42px;flex:0 0 auto;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);color:#03131f;font-weight:800;font-size:14px;
}
.carrier .meta{min-width:0}
.carrier .meta strong{display:block;font-size:15px;font-weight:700;color:#eaf5ff}
.carrier .meta small{display:block;font-size:12.5px;color:var(--muted-2);margin-top:3px}
.carrier .ping{margin-left:auto;font-size:13px;font-weight:700;color:#7dd3fc;white-space:nowrap}

/* ---------- MEASURE STRIP ---------- */
.strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;
  border-radius:var(--radius-l);overflow:hidden;
  border:1px solid rgba(56,189,248,.20);
  background:linear-gradient(120deg,rgba(11,23,48,.86),rgba(6,14,32,.72));
}
.strip-item{padding:24px 22px;border-right:1px solid rgba(56,189,248,.12)}
.strip-item:last-child{border-right:0}
.strip-item b{display:block;font-size:26px;font-weight:800;color:#8fd6ff;letter-spacing:-.02em}
.strip-item span{display:block;margin-top:7px;font-size:13px;color:var(--muted);line-height:1.55}

/* ---------- STEPS ---------- */
.steps{margin-top:34px;display:grid;gap:0}
.step{
  position:relative;display:grid;grid-template-columns:64px minmax(0,1fr);gap:20px;
  padding:22px 0;border-bottom:1px dashed rgba(56,189,248,.16);
}
.step:last-child{border-bottom:0}
.step-num{
  width:52px;height:52px;border-radius:16px;display:grid;place-items:center;
  font-weight:800;font-size:17px;color:#8fd6ff;
  background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.30);
}
.step h3{font-size:16.5px;font-weight:700;color:#eaf5ff}
.step p{margin-top:8px;font-size:14.5px;color:var(--muted);line-height:1.7;max-width:76ch}

/* ---------- COMPARE ---------- */
.compare{margin-top:34px;border-radius:var(--radius-l);overflow:hidden;border:1px solid rgba(56,189,248,.20);background:rgba(8,18,41,.6)}
.compare-head,.compare-row{display:grid;grid-template-columns:1.15fr 1fr 1fr;gap:0}
.compare-head{background:rgba(37,99,235,.16);border-bottom:1px solid rgba(56,189,248,.20)}
.compare-head div{padding:15px 18px;font-size:13px;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:#9fdcff}
.compare-row{border-bottom:1px solid rgba(56,189,248,.09)}
.compare-row:last-child{border-bottom:0}
.compare-row div{padding:16px 18px;font-size:14.5px;color:var(--muted);line-height:1.6}
.compare-row div:first-child{font-weight:700;color:#e2f0fd}
.compare-row .good{color:#8bf3cd;font-weight:700}
.compare-row .bad{color:#fca5a5;font-weight:600}

/* ---------- FIGURE ---------- */
.figure{margin-top:34px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:34px;align-items:center}
.figure-media{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid rgba(56,189,248,.24);box-shadow:var(--shadow-soft)}
.figure-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.figure-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.05),rgba(3,7,18,.65))}
.figure-body h3{font-size:clamp(19px,2.2vw,25px);font-weight:800;color:#f2f8ff}
.figure-body p{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.72}
.check-list{margin-top:20px;display:grid;gap:12px}
.check-list li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:#c6d8ea;line-height:1.65}
.check-list li i{color:#34D399;margin-top:4px;font-size:13px}

/* ---------- FAQ ---------- */
.faq-wrap{margin-top:34px;display:grid;gap:12px;max-width:920px}
.faq-item{
  border-radius:var(--radius);border:1px solid rgba(56,189,248,.16);
  background:rgba(255,255,255,.032);overflow:hidden;transition:.25s ease;
}
.faq-item[open]{border-color:var(--stroke-strong);background:rgba(56,189,248,.07)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 50px 18px 20px;position:relative;
  font-size:15.5px;font-weight:700;color:#e7f3ff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:13px;color:#7dd3fc;transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item .answer{padding:0 20px 20px;font-size:14.5px;color:var(--muted);line-height:1.72}

/* ---------- CHANNEL MATRIX ---------- */
.channels{margin-top:34px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.channel{
  display:block;padding:24px;border-radius:var(--radius);
  background:linear-gradient(150deg,rgba(12,24,50,.9),rgba(6,14,32,.72));
  border:1px solid rgba(56,189,248,.20);
  transition:.28s ease;
}
.channel:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow-glow)}
.channel i.lead{font-size:20px;color:#7dd3fc}
.channel h3{margin-top:14px;font-size:16.5px;font-weight:700;color:#eaf5ff}
.channel p{margin-top:9px;font-size:14px;color:var(--muted);line-height:1.65}
.channel span.more{display:inline-flex;align-items:center;gap:7px;margin-top:16px;font-size:13px;font-weight:700;color:#7dd3fc}
.channel:hover span.more{color:#c9ecff}

/* ---------- FINAL CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;padding:64px 0;
  border-top:1px solid rgba(56,189,248,.16);
  background-image:linear-gradient(120deg,rgba(3,7,18,.9),rgba(8,18,41,.86)), url('/assets/images/42c673b842060cfe.jpg');
  background-size:cover;background-position:center;
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:38px;align-items:center}
.cta-inner h2{font-size:clamp(22px,2.9vw,34px);font-weight:800;letter-spacing:-.01em;color:#f4faff}
.cta-inner p{margin-top:16px;color:#b6c8db;font-size:15.5px;line-height:1.72;max-width:62ch}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-actions small{font-size:12.5px;color:var(--muted-2);line-height:1.6}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:98px;z-index:60;
  width:56px;height:56px;border-radius:18px;display:grid;place-items:center;
  background:rgba(7,12,28,.86);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(56,189,248,.55);
  color:#7dd3fc;font-size:20px;opacity:.82;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease,color .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.08);color:#e2f6ff;box-shadow:0 0 32px rgba(56,189,248,.8)}
.fab:active{transform:scale(.94)}
.fab-dot{
  position:absolute;top:6px;right:6px;width:10px;height:10px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 0 2px rgba(3,7,18,.9);
  animation:fabPulse 1.8s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.25);opacity:.7}}

/* ---------- STICKY BAR ---------- */
.sticky-bar{
  position:fixed;left:0;right:0;bottom:0;z-index:58;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:11px 22px;
  background:rgba(3,7,18,.92);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-top:1px solid rgba(56,189,248,.24);
}
.sticky-bar .txt{font-size:13.5px;color:#bcd0e4;font-weight:600;display:flex;align-items:center;gap:10px}
.sticky-bar .txt i{color:#38BDF8}
.sticky-bar .bx{display:flex;gap:10px;align-items:center}
.sticky-bar .btn{padding:10px 18px;font-size:13.5px;border-radius:11px}

/* ---------- FOOTER ---------- */
.site-footer{margin-top:0;padding:56px 0 26px;background:linear-gradient(180deg,rgba(3,7,18,.4),rgba(3,7,18,.96));border-top:1px solid rgba(56,189,248,.14)}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,.8fr) minmax(0,.8fr);gap:40px}
.footer-brand p{margin-top:18px;font-size:14px;color:var(--muted);line-height:1.72;max-width:52ch}
.pay-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.pay-row span{
  padding:6px 13px;border-radius:10px;font-size:12px;font-weight:700;color:#bfe6ff;
  background:rgba(56,189,248,.09);border:1px solid rgba(56,189,248,.24);
}
.footer-col h4{font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:#8fd6ff}
.footer-col ul{margin-top:16px;display:grid;gap:11px}
.footer-col a{font-size:14px;color:var(--muted);transition:.2s ease}
.footer-col a:hover{color:#9fdcff;padding-left:3px}
.footer-bottom{
  margin-top:44px;padding-top:20px;border-top:1px solid rgba(56,189,248,.12);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:12.5px;color:var(--muted-2);
}
.age-badge{display:inline-flex;align-items:center;gap:7px;padding:6px 12px;border-radius:999px;color:#fca5a5;background:rgba(244,63,94,.10);border:1px solid rgba(244,63,94,.28);font-weight:700}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:36px}
  .hero{padding:112px 0 62px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .strip-item:nth-child(2){border-right:0}
  .strip-item:nth-child(1),.strip-item:nth-child(2){border-bottom:1px solid rgba(56,189,248,.12)}
  .figure{grid-template-columns:1fr}
  .channels{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  body{padding-bottom:118px}
  .header-inner{gap:10px}
  .brand-text small{display:none}
  .btn-login{padding:8px 11px;font-size:12.5px}
  .btn-signup{padding:8px 13px;font-size:12.5px}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .section{padding:54px 0}
  .compare-head,.compare-row{grid-template-columns:1fr}
  .compare-head > div:nth-child(n+2){display:none}
  .compare-row > div{padding:13px 16px}
  .compare-row > div:first-child{background:rgba(56,189,248,.07)}
  .strip{grid-template-columns:1fr 1fr}
  .step{grid-template-columns:48px minmax(0,1fr);gap:15px}
  .step-num{width:44px;height:44px;border-radius:13px;font-size:15px}
  .footer-grid{grid-template-columns:1fr;gap:32px}
  .sticky-bar{flex-wrap:wrap;padding:10px 16px}
  .sticky-bar .txt{font-size:12.5px}
  .fab{bottom:126px;width:52px;height:52px}
}
@media (max-width:520px){
  .container-x{padding:0 15px}
  .hero{padding:102px 0 50px}
  .hero h1{font-size:25px}
  .hero-lead{font-size:14.5px}
  .header-actions{gap:6px}
  .btn-login,.btn-signup{padding:8px 10px;font-size:12px;border-radius:9px}
  .strip{grid-template-columns:1fr}
  .strip-item{border-right:0;border-bottom:1px solid rgba(56,189,248,.12)}
  .sticky-bar .bx{width:100%}
  .sticky-bar .btn{flex:1 1 auto;justify-content:center}
}

/* roulang page: category3 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1730;
  --panel:rgba(15,23,42,.62);
  --glass:rgba(255,255,255,.045);
  --stroke:rgba(56,189,248,.20);
  --stroke-strong:rgba(56,189,248,.42);
  --blue:#2563EB;
  --cyan:#38BDF8;
  --holo:#60A5FA;
  --text:#F8FAFC;
  --muted:#94A3B8;
  --muted-2:#7c8ba1;
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow-soft:0 22px 60px -30px rgba(2,8,23,.95);
  --shadow-glow:0 0 0 1px rgba(56,189,248,.16), 0 20px 55px -24px rgba(37,99,235,.65);
  --font:'Be Vietnam Pro','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  padding-bottom:0;
  background-image:
    radial-gradient(900px 500px at 12% -8%, rgba(37,99,235,.28), transparent 60%),
    radial-gradient(700px 420px at 92% 4%, rgba(56,189,248,.16), transparent 62%),
    linear-gradient(180deg,#030712 0%,#050b1a 46%,#030712 100%);
  background-attachment:fixed;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container-x{width:100%;max-width:1180px;margin:0 auto;padding:0 20px}

/* ---------- HEADER ---------- */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:70;
  background:rgba(3,7,18,.80);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.header-inner{display:flex;align-items:center;gap:16px;min-height:68px}
.brand{display:flex;align-items:center;gap:11px;flex:0 0 auto}
.brand-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#03111f;font-size:17px;
  box-shadow:0 0 24px rgba(56,189,248,.45);
}
.brand-text strong{display:block;font-size:15px;font-weight:800;letter-spacing:.2px}
.brand-text small{display:block;font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;color:#7dd3fc;font-weight:600}
.main-nav{
  display:flex;align-items:center;gap:4px;flex:1 1 auto;min-width:0;
  overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none;
}
.main-nav::-webkit-scrollbar{display:none}
.nav-link{
  position:relative;white-space:nowrap;padding:9px 13px;border-radius:10px;
  font-size:14px;font-weight:600;color:var(--muted);
  transition:color .22s ease,background .22s ease;
}
.nav-link:hover{color:#e2f4ff;background:rgba(56,189,248,.10)}
.nav-link.active{color:#eaf7ff;background:linear-gradient(180deg,rgba(37,99,235,.28),rgba(56,189,248,.10))}
.nav-link.active::after{
  content:"";position:absolute;left:13px;right:13px;bottom:3px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));
  box-shadow:0 0 12px rgba(56,189,248,.85);
}
.header-actions{display:flex;align-items:center;gap:9px;flex:0 0 auto}
.btn-login{
  padding:9px 14px;border-radius:11px;font-size:13.5px;font-weight:700;color:#bfe6ff;
  border:1px solid rgba(56,189,248,.35);background:rgba(56,189,248,.06);
  transition:.22s ease;white-space:nowrap;
}
.btn-login:hover{color:#fff;border-color:rgba(56,189,248,.75);background:rgba(56,189,248,.16)}
.btn-signup{
  padding:9px 16px;border-radius:11px;font-size:13.5px;font-weight:800;color:#02121f;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  box-shadow:0 0 18px rgba(56,189,248,.55);
  transition:.22s ease;white-space:nowrap;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,.85)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 22px;border-radius:13px;font-weight:700;font-size:14.5px;
  border:1px solid transparent;cursor:pointer;transition:.24s ease;
}
.btn-primary{
  color:#02121f;background:linear-gradient(135deg,#38BDF8 0%,#2563EB 100%);
  box-shadow:0 0 0 1px rgba(125,211,252,.35), 0 16px 34px -16px rgba(37,99,235,.9);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(125,211,252,.6), 0 22px 46px -16px rgba(56,189,248,.95)}
.btn-primary:active{transform:translateY(0)}
.btn-ghost{
  color:#d5ecff;background:rgba(255,255,255,.045);
  border-color:rgba(56,189,248,.34);
}
.btn-ghost:hover{background:rgba(56,189,248,.14);border-color:rgba(56,189,248,.7);transform:translateY(-2px)}
.btn.full{width:100%}

/* ---------- HERO ---------- */
.hero{position:relative;overflow:hidden;padding:122px 0 74px;border-bottom:1px solid rgba(56,189,248,.12)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/42c673b842060cfe.jpg');
  background-size:cover;background-position:center;
  opacity:.28;filter:saturate(1.15) contrast(1.05);
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(720px 380px at 18% 22%, rgba(37,99,235,.35), transparent 62%),
    linear-gradient(180deg, rgba(3,7,18,.82) 0%, rgba(3,7,18,.94) 58%, #030712 100%);
}
.hero-inner{position:relative;z-index:3;display:grid;grid-template-columns:minmax(0,1.16fr) minmax(0,.9fr);gap:44px;align-items:start}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 14px;border-radius:999px;font-size:11.5px;font-weight:700;
  letter-spacing:.13em;text-transform:uppercase;color:#7dd3fc;
  background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.30);
}
.hero h1{
  margin-top:20px;font-size:clamp(27px,4vw,44px);font-weight:800;letter-spacing:-.02em;
  background:linear-gradient(120deg,#ffffff 12%,#bfe9ff 52%,#5ec4ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:20px;color:#b9c9de;font-size:16px;max-width:62ch;line-height:1.72}
.hero-cta{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:26px}
.hero-points li{display:flex;align-items:center;gap:8px;font-size:13.5px;color:#9fb6cf;font-weight:600}
.hero-points i{color:var(--cyan);font-size:13px}

/* compare panel */
.compare-panel{
  padding:22px;border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(11,23,48,.94),rgba(6,14,32,.88));
  border:1px solid var(--stroke);box-shadow:var(--shadow-soft),var(--shadow-glow);
}
.compare-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:16px}
.compare-title span{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:700}
.compare-opt{
  padding:15px 16px;border-radius:var(--radius);border:1px solid rgba(148,163,184,.18);
  background:rgba(255,255,255,.03);margin-bottom:12px;
}
.compare-opt h3{font-size:15px;display:flex;align-items:center;gap:8px}
.compare-opt p{font-size:13px;color:var(--muted);margin-top:6px}
.compare-opt ul{margin-top:11px;display:grid;gap:7px}
.compare-opt li{font-size:12.8px;color:#a9bdd4;display:flex;gap:8px;align-items:flex-start}
.compare-opt li i{color:#64748b;margin-top:4px;font-size:11px}
.compare-opt.pick{
  border-color:var(--stroke-strong);
  background:linear-gradient(150deg,rgba(37,99,235,.24),rgba(56,189,248,.08));
  box-shadow:0 0 0 1px rgba(56,189,248,.25), 0 18px 40px -22px rgba(37,99,235,.9);
  position:relative;
}
.compare-opt.pick li i{color:var(--cyan)}
.pick-badge{
  position:absolute;top:-11px;right:14px;font-size:10.5px;font-weight:800;letter-spacing:.1em;
  text-transform:uppercase;padding:5px 11px;border-radius:999px;color:#02121f;
  background:linear-gradient(135deg,#7dd3fc,#38BDF8);box-shadow:0 8px 20px -8px rgba(56,189,248,.95);
}
.panel-note{margin-top:6px;font-size:12.3px;color:var(--muted-2);display:flex;gap:8px;align-items:flex-start}
.panel-note i{color:var(--cyan);margin-top:3px}

/* ---------- SECTION BASICS ---------- */
.section{padding:70px 0;border-bottom:1px solid rgba(56,189,248,.08)}
.section.alt{background:linear-gradient(180deg,rgba(8,18,41,.55),rgba(3,7,18,.15))}
.section-head{max-width:780px}
.kicker{
  display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;color:#7dd3fc;margin-bottom:14px;
}
.kicker::before{content:"";width:22px;height:2px;border-radius:2px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.h2{font-size:clamp(22px,2.8vw,32px)}
.sub{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.72;max-width:70ch}

/* ---------- CARDS & GRIDS ---------- */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.mt-36{margin-top:36px}
.mt-26{margin-top:26px}
.glass{
  background:var(--panel);border:1px solid var(--stroke);border-radius:var(--radius);
  -webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  padding:24px;transition:.26s ease;
}
.glass:hover{border-color:var(--stroke-strong);transform:translateY(-3px);box-shadow:var(--shadow-glow)}
.ico{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(37,99,235,.32),rgba(56,189,248,.14));
  border:1px solid rgba(56,189,248,.28);color:#9fd8ff;font-size:17px;margin-bottom:16px;
}
.glass h3{font-size:17px}
.glass p{margin-top:10px;font-size:14px;color:var(--muted);line-height:1.7}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.tag{
  font-size:11.5px;font-weight:700;padding:5px 10px;border-radius:999px;
  color:#a7ddfb;background:rgba(56,189,248,.09);border:1px solid rgba(56,189,248,.22);
}
.tag.warm{color:#fbd9a3;background:rgba(245,158,11,.10);border-color:rgba(245,158,11,.26)}

/* ---------- SCENARIO ---------- */
.scenario{padding:22px;border-radius:var(--radius);border:1px solid rgba(148,163,184,.16);background:rgba(255,255,255,.028);transition:.26s ease}
.scenario:hover{border-color:var(--stroke-strong);background:rgba(56,189,248,.06)}
.scenario .num{font-size:11.5px;font-weight:800;letter-spacing:.12em;color:#5ec4ff;text-transform:uppercase}
.scenario h3{margin-top:9px;font-size:16px}
.scenario p{margin-top:9px;font-size:13.6px;color:var(--muted);line-height:1.7}
.scenario .fix{margin-top:13px;font-size:13px;color:#bfe6ff;display:flex;gap:9px;align-items:flex-start;font-weight:600}
.scenario .fix i{color:var(--cyan);margin-top:4px;font-size:12px}

/* ---------- CATEGORY MATRIX ---------- */
.cat-card{
  display:flex;flex-direction:column;gap:12px;padding:24px;border-radius:var(--radius);
  border:1px solid var(--stroke);background:linear-gradient(165deg,rgba(15,23,42,.85),rgba(8,16,34,.7));
  transition:.26s ease;
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--stroke-strong);box-shadow:var(--shadow-glow)}
.cat-card .cat-ico{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.28);color:#9fd8ff}
.cat-card h3{font-size:16.5px}
.cat-card p{font-size:13.6px;color:var(--muted)}
.cat-card .go{margin-top:auto;font-size:13px;font-weight:700;color:#7dd3fc;display:inline-flex;align-items:center;gap:8px}
.cat-card:hover .go{gap:12px}

/* ---------- STATS / PROOF ---------- */
.stat-row{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;padding:22px;border-radius:var(--radius);border:1px solid var(--stroke);background:var(--panel)}
.stat b{display:block;font-size:26px;font-weight:800;background:linear-gradient(120deg,#ffffff,#5ec4ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;margin-top:6px;font-size:12.6px;color:var(--muted);line-height:1.55}
.quote{padding:22px;border-radius:var(--radius);border:1px solid rgba(148,163,184,.16);background:rgba(255,255,255,.03)}
.quote p{font-size:14.2px;color:#c8d7e8;line-height:1.75}
.quote .who{margin-top:14px;display:flex;align-items:center;gap:11px}
.quote .who img{width:38px;height:38px;border-radius:50%;object-fit:cover;border:1px solid rgba(56,189,248,.4)}
.quote .who strong{display:block;font-size:13.5px}
.quote .who span{font-size:12px;color:var(--muted-2)}
.stars{display:flex;gap:3px;color:#fbbf24;font-size:12px;margin-bottom:12px}

/* ---------- COMPARE TABLE ---------- */
.compare-wrap{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-top:34px}
.compare-col{padding:24px;border-radius:var(--radius);border:1px solid rgba(148,163,184,.16);background:rgba(255,255,255,.025)}
.compare-col.better{border-color:var(--stroke-strong);background:linear-gradient(160deg,rgba(37,99,235,.18),rgba(8,16,34,.6))}
.compare-col h3{font-size:16px;display:flex;align-items:center;gap:10px}
.compare-col h3 i{font-size:14px}
.compare-col.risk h3 i{color:#f87171}
.compare-col.better h3 i{color:#4ade80}
.compare-col ul{margin-top:18px;display:grid;gap:12px}
.compare-col li{display:flex;gap:11px;font-size:13.8px;color:#b8c8dc;line-height:1.65}
.compare-col li i{margin-top:4px;font-size:12px;color:#64748b}
.compare-col.better li i{color:var(--cyan)}

/* ---------- STEPS ---------- */
.steps{display:grid;gap:14px;margin-top:34px}
.step{
  display:grid;grid-template-columns:52px minmax(0,1fr);gap:18px;align-items:start;
  padding:20px 22px;border-radius:var(--radius);border:1px solid rgba(148,163,184,.14);
  background:rgba(255,255,255,.028);transition:.24s ease;
}
.step:hover{border-color:var(--stroke-strong);background:rgba(56,189,248,.05)}
.step .idx{
  width:52px;height:52px;border-radius:15px;display:grid;place-items:center;font-weight:800;font-size:16px;
  color:#02121f;background:linear-gradient(135deg,#7dd3fc,#2563EB);box-shadow:0 12px 26px -14px rgba(56,189,248,.95);
}
.step h3{font-size:16px}
.step p{margin-top:8px;font-size:13.8px;color:var(--muted);line-height:1.7}

/* ---------- FAQ ---------- */
.faq{margin-top:32px;display:grid;gap:12px}
.faq details{
  border:1px solid rgba(148,163,184,.16);border-radius:var(--radius);
  background:rgba(255,255,255,.028);overflow:hidden;transition:.24s ease;
}
.faq details[open]{border-color:var(--stroke-strong);background:rgba(56,189,248,.055)}
.faq summary{
  cursor:pointer;padding:18px 20px;font-size:15px;font-weight:700;color:#e6f2ff;
  display:flex;align-items:center;justify-content:space-between;gap:14px;list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:#7dd3fc;
  transition:transform .25s ease;flex:0 0 auto;
}
.faq details[open] summary::after{transform:rotate(180deg)}
.faq .answer{padding:0 20px 20px;font-size:14px;color:var(--muted);line-height:1.75;max-width:88ch}

/* ---------- CTA BAND ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-l);
  padding:40px;border:1px solid var(--stroke-strong);
  background:linear-gradient(150deg,rgba(37,99,235,.30),rgba(8,16,34,.88));
  box-shadow:var(--shadow-soft);
}
.cta-band::before{
  content:"";position:absolute;right:-70px;top:-70px;width:280px;height:280px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,189,248,.30),transparent 65%);
}
.cta-band h2{font-size:clamp(21px,2.6vw,29px);position:relative}
.cta-band p{margin-top:14px;color:#c3d5ea;font-size:14.6px;max-width:70ch;position:relative;line-height:1.72}
.cta-band .btn{margin-top:26px;position:relative}
.trust-strip{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:30px;
}
.trust-strip div{
  display:flex;gap:10px;align-items:flex-start;font-size:13px;color:#a9bdd4;font-weight:600;
  padding:14px 16px;border-radius:var(--radius-s);border:1px solid rgba(148,163,184,.14);background:rgba(255,255,255,.026);
}
.trust-strip i{color:var(--cyan);margin-top:3px}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;display:grid;place-items:center;
  border-radius:999px;color:#d9f4ff;font-size:19px;
  background:rgba(7,7,13,.80);
  -webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.82),rgba(7,7,13,.82)),linear-gradient(135deg,#38BDF8,#2563EB);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 22px rgba(56,189,248,.45);
  opacity:.78;transition:.26s ease;
  animation:fabPulse 3.2s ease-in-out infinite;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 18px rgba(56,189,248,.38)}
  50%{box-shadow:0 0 30px rgba(56,189,248,.72)}
}
.fab:hover{opacity:1;transform:scale(1.1) translateY(-2px);box-shadow:0 0 36px rgba(56,189,248,.9)}
.fab:active{transform:scale(.94)}
.fab .dot{
  position:absolute;top:5px;right:5px;width:12px;height:12px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 0 2px #030712;animation:dotBlink 1.6s infinite;
}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- STICKY BOTTOM CTA ---------- */
.sticky-cta{
  position:fixed;left:0;right:0;bottom:0;z-index:60;
  display:none;gap:12px;align-items:center;justify-content:space-between;
  padding:11px 16px;
  background:rgba(3,7,18,.92);
  -webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-top:1px solid rgba(56,189,248,.22);
}
.sticky-cta p{font-size:12.6px;color:#a9bdd4;font-weight:600;line-height:1.45}
.sticky-cta p b{color:#eaf7ff;display:block;font-size:13px}
.sticky-cta .btn{padding:10px 16px;font-size:13px;border-radius:11px;flex:0 0 auto}

/* ---------- FOOTER ---------- */
.site-footer{
  border-top:1px solid rgba(56,189,248,.16);
  background:linear-gradient(180deg,rgba(5,11,26,.6),rgba(3,7,18,.98));
  padding:56px 0 24px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:36px}
.footer-brand p{margin-top:16px;font-size:13.6px;color:var(--muted);line-height:1.72;max-width:52ch}
.pay-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.pay-row span{
  font-size:11.5px;font-weight:700;padding:6px 11px;border-radius:8px;color:#a7ddfb;
  background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.22);
}
.footer-col h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#cfe6f7}
.footer-col ul{margin-top:16px;display:grid;gap:11px}
.footer-col a{font-size:13.6px;color:var(--muted);transition:.2s ease}
.footer-col a:hover{color:#7dd3fc}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(148,163,184,.14);
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:12.6px;color:var(--muted-2);
}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;padding:6px 12px;border-radius:999px;
  color:#fca5a5;background:rgba(220,38,38,.10);border:1px solid rgba(220,38,38,.32);font-weight:700;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .trust-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  body{font-size:15.4px;padding-bottom:74px}
  .header-inner{flex-wrap:wrap;gap:10px;padding:10px 0;min-height:auto}
  .brand-text small{display:none}
  .main-nav{order:3;width:100%;flex:1 0 100%;border-top:1px solid rgba(56,189,248,.12);padding-top:4px}
  .header-actions{margin-left:auto}
  .hero{padding:150px 0 58px}
  .section{padding:52px 0}
  .grid-2,.grid-3,.grid-4,.compare-wrap{grid-template-columns:1fr}
  .stat-row{grid-template-columns:1fr 1fr}
  .trust-strip{grid-template-columns:1fr}
  .cta-band{padding:28px}
  .sticky-cta{display:flex}
  .fab{bottom:88px;width:54px;height:54px;font-size:17px;left:14px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .container-x{padding:0 15px}
  .btn{width:100%}
  .hero-cta .btn{width:100%}
  .stat-row{grid-template-columns:1fr}
  .step{grid-template-columns:40px minmax(0,1fr);gap:14px;padding:18px}
  .step .idx{width:40px;height:40px;border-radius:12px;font-size:14px}
  .compare-panel{padding:18px}
  .sticky-cta p{font-size:11.6px}
}