/* roulang page: index */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --panel:#0B1830;
  --panel-2:#0E1F3D;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.42);
  --txt:#F8FAFC;
  --muted:#94A3B8;
  --holo:#60A5FA;
  --accent:#2563EB;
  --accent-2:#38BDF8;
  --accent-3:#22D3EE;
  --ok:#22C55E;
  --warn:#FBBF24;
  --danger:#F87171;
  --r-sm:12px;
  --r:18px;
  --r-lg:26px;
  --sh:0 18px 44px rgba(2,8,23,.65);
  --sh-soft:0 10px 26px rgba(2,8,23,.45);
  --max:1200px;
  --gap:clamp(46px,5.5vw,84px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .25s ease}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0 0 1em}
h1,h2,h3,h4{line-height:1.25;font-weight:800;letter-spacing:-.01em;margin:0 0 .5em;color:#fff}
h1{font-size:clamp(26px,3.4vw,44px)}
h2{font-size:clamp(22px,2.6vw,34px)}
h3{font-size:clamp(17px,1.6vw,21px)}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:var(--gap) 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.9) 0%,rgba(3,7,18,.96) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:790px;margin-bottom:38px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-3);margin-bottom:14px}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-3));border-radius:2px}
.section-title{margin-bottom:14px}
.section-desc{color:var(--muted);font-size:15.5px;max-width:760px;margin:0}
.grid-gap{row-gap:22px}

/* ============ BUTTONS / BADGES ============ */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;border:1px solid transparent;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#03142e;box-shadow:0 12px 30px rgba(37,99,235,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(56,189,248,.5);color:#03142e}
.btn-outline{border-color:var(--line-strong);color:var(--holo);background:rgba(37,99,235,.1)}
.btn-outline:hover{background:rgba(37,99,235,.22);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--muted);padding:12px 14px}
.btn-ghost:hover{color:#fff}
.btn-lg{padding:15px 28px;font-size:16px}
.btn-block{width:100%}
.badge{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line-strong);background:rgba(37,99,235,.14);color:#CFE9FF}
.badge-live{color:#A7F3D0;border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.12)}
.pulse{width:8px;height:8px;border-radius:50%;background:#22C55E;box-shadow:0 0 0 0 rgba(34,197,94,.7);animation:pulse 1.8s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 10px rgba(34,197,94,0)}100%{box-shadow:0 0 0 0 rgba(34,197,94,0)}}
.tag{display:inline-block;padding:4px 11px;border-radius:8px;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-3);background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.28)}
.link-more{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-weight:600;color:var(--accent-3);font-size:14.5px}
.link-more:hover{color:#fff}
.link-more::after{content:"\f061";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px}

/* ============ HEADER ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(3,7,18,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:40px;height:40px;display:grid;place-items:center;border-radius:13px;background:linear-gradient(135deg,var(--accent),var(--accent-3));font-size:19px;box-shadow:0 8px 22px rgba(37,99,235,.4)}
.brand-text{font-weight:800;font-size:16px;line-height:1.15;color:#fff}
.brand-text em{display:block;font-style:normal;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-3);font-weight:600}
.main-nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-link{display:inline-block;padding:10px 14px;border-radius:11px;font-size:14.5px;font-weight:600;color:var(--muted);border:1px solid transparent}
.nav-link:hover{color:#fff;background:rgba(37,99,235,.14)}
.nav-link.is-active{color:#fff;background:rgba(37,99,235,.2);border-color:var(--line-strong)}
.nav-actions{display:flex;align-items:center;gap:8px}
.nav-toggle{display:none;position:relative;width:44px;height:44px;border-radius:13px;border:1px solid var(--line-strong);background:rgba(37,99,235,.12)}
.nav-toggle span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:18px;height:2px;background:var(--accent-2);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--accent-2);border-radius:2px;transition:transform .25s ease}
.nav-toggle span::before{transform:translateY(-6px)}
.nav-toggle span::after{transform:translateY(6px)}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;padding:clamp(40px,5vw,74px) 0 clamp(46px,5vw,80px);border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.42;filter:saturate(.9)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(3,7,18,.97) 0%,rgba(3,7,18,.86) 45%,rgba(8,18,41,.72) 100%)}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:clamp(28px,4vw,56px);align-items:center}
.hero h1{margin:16px 0 18px;text-shadow:0 6px 30px rgba(2,8,23,.7)}
.hero-lead{color:#CBD5E1;font-size:16.5px;max-width:640px;line-height:1.7}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 30px}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;border-top:1px solid var(--line);padding-top:24px}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats strong{font-size:clamp(19px,2vw,24px);font-weight:800;color:#fff}
.hero-stats span{font-size:13px;color:var(--muted);line-height:1.45}
.hero-poster{display:grid;gap:16px}
.poster-frame{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--sh)}
.poster-frame img{width:100%;aspect-ratio:16/11;object-fit:cover}
.poster-frame::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,0) 35%,rgba(3,7,18,.92) 100%)}
.poster-tag{position:absolute;top:14px;left:14px;z-index:2;padding:6px 13px;border-radius:9px;font-size:11.5px;font-weight:800;letter-spacing:.14em;color:#03142e;background:linear-gradient(135deg,#FBBF24,#F97316)}
.poster-caption{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:20px 22px}
.poster-caption strong{display:block;font-size:16px;margin-bottom:4px}
.poster-caption span{font-size:13px;color:#CBD5E1}
.odds-snapshot{background:linear-gradient(160deg,rgba(11,24,48,.96),rgba(8,18,41,.9));border:1px solid var(--line);border-radius:var(--r);padding:8px 18px;box-shadow:var(--sh-soft)}
.odds-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:13px 0;border-bottom:1px solid rgba(56,189,248,.1)}
.odds-row:last-child{border-bottom:0}
.odds-row .odds-name{font-size:14px;font-weight:600;color:#E2E8F0}
.odds-row .odds-val{font-variant-numeric:tabular-nums;font-weight:700;color:var(--accent-3);font-size:15px}
.chg{font-size:13px;font-weight:700;font-variant-numeric:tabular-nums}
.chg-up{color:var(--ok)}
.chg-down{color:var(--danger)}

/* ============ METRICS ============ */
.metric-row{margin-bottom:28px}
.metric{position:relative;height:100%;padding:22px 22px 20px;background:linear-gradient(150deg,rgba(37,99,235,.28),rgba(11,24,48,.95) 55%);border:1px solid var(--line);clip-path:polygon(18px 0,100% 0,100% calc(100% - 18px),calc(100% - 18px) 100%,0 100%,0 18px)}
.metric::before{content:"";position:absolute;left:0;top:0;width:46px;height:2px;background:var(--accent-3)}
.metric-label{display:block;font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:10px}
.metric-value{display:block;font-size:clamp(26px,3vw,36px);font-weight:800;color:#fff;line-height:1.1}
.metric-foot{display:block;margin-top:8px;font-size:13px;color:var(--muted)}

/* ============ TABLE ============ */
.table-wrap{border:1px solid var(--line);border-radius:var(--r);background:rgba(8,18,41,.6);overflow-x:auto;box-shadow:var(--sh-soft)}
.odds-table{width:100%;min-width:760px;border-collapse:collapse}
.odds-table th{font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);text-align:left;padding:15px 18px;background:rgba(11,24,48,.9);border-bottom:1px solid var(--line);font-weight:700}
.odds-table td{padding:16px 18px;border-bottom:1px solid rgba(56,189,248,.09);font-size:14.5px;vertical-align:middle}
.odds-table tbody tr:hover td{background:rgba(37,99,235,.1)}
.odds-table .match-name{font-weight:700;color:#fff}
.odds-table .match-meta{display:block;font-size:12.5px;color:var(--muted);margin-top:3px}
.num{font-variant-numeric:tabular-nums;font-weight:600;color:#DBEAFE}
.table-note{margin:16px 0 0;font-size:13px;color:var(--muted)}

/* ============ CATEGORY ENTRY ============ */
.cat-card{display:flex;flex-direction:column;height:100%;padding:26px;border-radius:var(--r);background:linear-gradient(165deg,rgba(14,31,61,.95),rgba(8,18,41,.85));border:1px solid var(--line);transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 22px 46px rgba(37,99,235,.28)}
.cat-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:19px;color:var(--accent-3);background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.3);margin-bottom:18px}
.cat-card h3{margin-bottom:10px}
.cat-card p{color:var(--muted);font-size:14.5px;margin-bottom:16px}
.cat-meta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--accent-3);font-weight:600;border-top:1px solid var(--line);padding-top:14px}
.cat-meta i{font-size:12px}

/* ============ FEATURED ============ */
.feature-card{display:flex;flex-direction:column;height:100%;border-radius:var(--r);overflow:hidden;background:linear-gradient(180deg,rgba(14,31,61,.95),rgba(8,18,41,.9));border:1px solid var(--line);transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.feature-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:0 24px 48px rgba(2,8,23,.6)}
.feature-media{position:relative;overflow:hidden}
.feature-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease}
.feature-card:hover .feature-media img{transform:scale(1.05)}
.feature-media .tag{position:absolute;top:14px;left:14px;background:rgba(3,7,18,.8)}
.feature-body{padding:22px;display:flex;flex-direction:column;flex:1}
.feature-body h3{font-size:17.5px;margin-bottom:10px}
.feature-body p{color:var(--muted);font-size:14.5px;margin-bottom:16px}
.feature-foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--accent-3);font-weight:600}
.feature-foot .odds-chip{color:#fff;background:rgba(37,99,235,.24);border:1px solid var(--line-strong);padding:5px 11px;border-radius:9px;font-variant-numeric:tabular-nums}

/* ============ SERVICE MATRIX ============ */
.matrix-item{height:100%;padding:22px;border-left:2px solid var(--line-strong);background:linear-gradient(90deg,rgba(37,99,235,.14),rgba(8,18,41,0) 70%);transition:border-color .25s ease,background .25s ease}
.matrix-item:hover{border-color:var(--accent-3);background:linear-gradient(90deg,rgba(34,211,238,.16),rgba(8,18,41,0) 70%)}
.matrix-item h3{font-size:16.5px;margin-bottom:8px;display:flex;align-items:center;gap:10px}
.matrix-item h3 i{color:var(--accent-3);font-size:15px}
.matrix-item p{color:var(--muted);font-size:14.5px;margin:0}

/* ============ COMPARE ============ */
.compare-item{padding:20px 0;border-bottom:1px solid rgba(56,189,248,.12)}
.compare-item:last-child{border-bottom:0}
.compare-top{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:12px}
.compare-name{font-weight:700;font-size:15.5px;color:#E2E8F0}
.track{height:9px;border-radius:999px;background:rgba(148,163,184,.16);overflow:hidden}
.fill{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-3))}
.fill-warn{background:linear-gradient(90deg,#F59E0B,#FBBF24)}
.compare-note{margin:10px 0 0;font-size:13.5px;color:var(--muted)}
.compare-side{background:linear-gradient(165deg,rgba(14,31,61,.95),rgba(8,18,41,.85));border:1px solid var(--line);border-radius:var(--r);padding:26px;height:100%}
.compare-side h3{margin-bottom:14px}
.compare-side ul li{display:flex;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(56,189,248,.16);font-size:14.5px;color:#CBD5E1}
.compare-side ul li:last-child{border-bottom:0}
.compare-side ul li i{color:var(--accent-3);margin-top:5px;font-size:13px}

/* ============ RANKING ============ */
.rank-list{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:rgba(8,18,41,.55)}
.rank-item{display:flex;align-items:center;gap:18px;padding:18px 22px;border-bottom:1px solid rgba(56,189,248,.1);transition:background .25s ease}
.rank-item:last-child{border-bottom:0}
.rank-item:hover{background:rgba(37,99,235,.1)}
.rank-no{font-size:20px;font-weight:800;color:var(--accent-3);min-width:38px;font-variant-numeric:tabular-nums}
.rank-main{flex:1;min-width:0}
.rank-main strong{display:block;font-size:15.5px;color:#fff}
.rank-main span{font-size:13px;color:var(--muted)}

/* ============ TIPS ============ */
.tip-block{padding:24px;border-radius:var(--r);background:linear-gradient(165deg,rgba(14,31,61,.92),rgba(8,18,41,.82));border:1px solid var(--line);height:100%}
.tip-block h3{font-size:16.5px;margin-bottom:10px;color:#fff}
.tip-block p{color:var(--muted);font-size:14.5px;margin:0}
.tip-index{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:10px;font-size:13px;font-weight:800;color:#03142e;background:linear-gradient(135deg,var(--accent-2),var(--accent-3));margin-bottom:14px}

/* ============ CASES ============ */
.case-card{height:100%;border-radius:var(--r);overflow:hidden;background:linear-gradient(180deg,rgba(14,31,61,.92),rgba(8,18,41,.88));border:1px solid var(--line)}
.case-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.case-body{padding:22px}
.case-num{font-size:26px;font-weight:800;color:var(--accent-3);display:block;margin-bottom:6px;font-variant-numeric:tabular-nums}
.case-body h3{font-size:16px;margin-bottom:8px}
.case-body p{color:var(--muted);font-size:14.5px;margin:0}

/* ============ MILESTONES ============ */
.milestones{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:ms}
.milestone{position:relative;padding:24px 22px;border-radius:var(--r);background:rgba(11,24,48,.7);border:1px solid var(--line)}
.milestone::before{counter-increment:ms;content:"0" counter(ms);display:block;font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--accent-3);margin-bottom:12px}
.milestone h3{font-size:16px;margin-bottom:8px}
.milestone p{color:var(--muted);font-size:14px;margin:0}

/* ============ NEWS ============ */
.news-layout{row-gap:26px}
.news-list{display:grid;gap:18px}
.news-item{display:grid;grid-template-columns:190px minmax(0,1fr);gap:20px;padding:16px;border-radius:var(--r);background:rgba(11,24,48,.62);border:1px solid var(--line);transition:border-color .25s ease,transform .25s ease}
.news-item:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.news-thumb{display:block;border-radius:var(--r-sm);overflow:hidden}
.news-thumb img{width:100%;height:100%;min-height:130px;object-fit:cover}
.news-body h3{font-size:16.5px;margin:10px 0 8px}
.news-body h3 a:hover{color:var(--accent-3)}
.news-ex{color:var(--muted);font-size:14px;margin:0 0 10px}
.news-date{font-size:12.5px;color:var(--muted);letter-spacing:.04em}
.side-panel{height:100%;padding:24px;border-radius:var(--r);background:linear-gradient(165deg,rgba(14,31,61,.95),rgba(8,18,41,.85));border:1px solid var(--line)}
.side-title{font-size:16px;margin-bottom:16px;padding-bottom:14px;border-bottom:1px solid var(--line)}
.side-list li{display:flex;gap:14px;padding:13px 0;border-bottom:1px dashed rgba(56,189,248,.16);font-size:14.5px}
.side-list li:last-child{border-bottom:0}
.side-list a{color:#DBEAFE}
.side-list a:hover{color:var(--accent-3)}
.side-index{font-weight:800;color:var(--accent-3);font-size:13px;font-variant-numeric:tabular-nums}
.empty-note{color:var(--muted);font-size:14.5px;padding:18px;border:1px dashed var(--line-strong);border-radius:var(--r-sm);background:rgba(8,18,41,.5)}

/* ============ TRUST / PARTNERS ============ */
.trust-item{display:flex;gap:16px;height:100%;padding:22px;border-radius:var(--r);background:rgba(11,24,48,.6);border:1px solid var(--line)}
.trust-item i{font-size:19px;color:var(--accent-3);margin-top:3px}
.trust-item h3{font-size:15.5px;margin-bottom:6px}
.trust-item p{color:var(--muted);font-size:14px;margin:0}
.partner-strip{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;padding:26px;border-radius:var(--r);border:1px solid var(--line);background:rgba(8,18,41,.5)}
.partner-strip span{font-weight:700;font-size:15px;color:#94A3B8;letter-spacing:.04em}
.partner-strip span:hover{color:#fff}

/* ============ QUICK ANSWERS / FAQ ============ */
.qa-item{padding:22px;border-radius:var(--r);background:linear-gradient(165deg,rgba(14,31,61,.9),rgba(8,18,41,.8));border:1px solid var(--line);height:100%}
.qa-item h3{font-size:15.5px;margin-bottom:8px;color:#fff}
.qa-item p{color:var(--muted);font-size:14.5px;margin:0}
.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-sm);background:rgba(8,18,41,.6);overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-weight:700;font-size:15.5px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--accent-3);font-size:14px;transition:transform .25s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{color:var(--accent-3)}
.faq-answer{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.7}

/* ============ CTA FORM ============ */
.cta-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.92fr);gap:clamp(26px,4vw,52px);align-items:center;padding:clamp(28px,4vw,46px);border-radius:var(--r-lg);border:1px solid var(--line-strong);background:linear-gradient(135deg,rgba(37,99,235,.22),rgba(8,18,41,.95) 60%)}
.cta-wrap h2{margin-bottom:14px}
.cta-wrap p{color:#CBD5E1;font-size:15.5px;margin-bottom:18px}
.cta-points li{display:flex;gap:12px;padding:9px 0;font-size:14.5px;color:#DBEAFE}
.cta-points li i{color:var(--accent-3);margin-top:5px;font-size:13px}
.form-card{background:rgba(3,7,18,.72);border:1px solid var(--line);border-radius:var(--r);padding:26px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13px;font-weight:600;letter-spacing:.04em;color:#CBD5E1;margin-bottom:8px}
.field input,.field select{width:100%;padding:13px 15px;border-radius:var(--r-sm);background:rgba(8,18,41,.9);border:1px solid var(--line);color:#fff;font-size:15px;transition:border-color .25s ease,box-shadow .25s ease}
.field input::placeholder{color:#64748B}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent-2);box-shadow:0 0 0 3px rgba(56,189,248,.18)}
.checkbox{display:flex;gap:11px;align-items:flex-start;font-size:13.5px;color:var(--muted);margin-bottom:20px}
.checkbox input{width:18px;height:18px;margin-top:2px;accent-color:#38BDF8}
.form-note{margin:14px 0 0;font-size:12.5px;color:#64748B}
.form-success{display:none;margin-top:14px;padding:13px 16px;border-radius:var(--r-sm);background:rgba(34,197,94,.14);border:1px solid rgba(34,197,94,.4);color:#BBF7D0;font-size:14px}
.form-success.is-visible{display:block}

/* ============ FOOTER ============ */
.site-footer{background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,1));border-top:1px solid var(--line);padding:clamp(42px,5vw,66px) 0 26px}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(2,minmax(0,1fr)) minmax(0,1.1fr);gap:34px}
.footer-brand p{color:var(--muted);font-size:14px;margin:16px 0}
.footer-col h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#fff;margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a,.footer-col span{color:var(--muted);font-size:14px}
.footer-col a:hover{color:var(--accent-3)}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:6px}
.footer-badges span{padding:6px 11px;border-radius:9px;border:1px solid var(--line);background:rgba(11,24,48,.7);font-size:12px;color:#CBD5E1}
.footer-bottom{margin-top:34px;padding-top:22px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;font-size:13px;color:#64748B}
.age-badge{display:inline-flex;align-items:center;gap:8px;padding:5px 12px;border-radius:9px;border:1px solid rgba(248,113,113,.4);color:#FCA5A5;font-weight:700;font-size:12px}

/* ============ FAB ============ */
.fab{position:fixed;left:16px;bottom:96px;z-index:50;display:inline-flex;align-items:center;gap:10px;padding:9px 18px 9px 9px;border-radius:999px;background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(6,182,212,.95));box-shadow:0 0 20px rgba(6,182,212,.45);opacity:.82;transition:opacity .3s ease,transform .3s ease,box-shadow .3s ease;animation:fabPulse 3.4s ease-in-out infinite}
.fab:hover{opacity:1;transform:translateY(-3px) scale(1.03);box-shadow:0 0 32px rgba(6,182,212,.7)}
.fab:active{transform:scale(.96) translateY(1px)}
.fab-icon{width:40px;height:40px;border-radius:999px;display:grid;place-items:center;background:rgba(3,7,18,.8);color:var(--accent-3);font-size:17px;transition:transform .4s ease}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab-text{font-size:13.5px;font-weight:700;color:#03142e}
.fab-dot{position:absolute;top:7px;right:12px;width:9px;height:9px;border-radius:50%;background:#EF4444;box-shadow:0 0 0 2px rgba(255,255,255,.6);animation:pulse 1.6s infinite}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4)}50%{box-shadow:0 0 28px rgba(6,182,212,.65)}}

/* ============ RESPONSIVE ============ */
@media screen and (max-width:1024px){
  .hero-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .milestones{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-wrap{grid-template-columns:1fr}
  .main-nav{position:absolute;top:100%;left:0;right:0;background:rgba(3,7,18,.98);border-bottom:1px solid var(--line);padding:14px 20px;display:none}
  .main-nav.is-open{display:block}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{padding:13px 14px;font-size:15px}
  .nav-toggle{display:block}
}
@media screen and (max-width:768px){
  .header-inner{min-height:68px}
  .brand-text{font-size:14.5px}
  .brand-text em{font-size:10px}
  .btn{padding:11px 17px;font-size:14px}
  .btn-lg{padding:13px 20px;font-size:15px}
  .hero-stats{grid-template-columns:1fr;gap:12px}
  .news-item{grid-template-columns:1fr}
  .news-thumb img{min-height:0;aspect-ratio:16/9}
  .metric{padding:20px}
  .partner-strip{justify-content:flex-start;gap:18px}
  .fab-text{display:none}
  .fab{padding:9px}
}
@media screen and (max-width:520px){
  .container{padding:0 16px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .milestones{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .nav-actions .btn-ghost{padding:10px 8px;font-size:13px}
  .rank-item{flex-wrap:wrap;gap:10px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: article */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --panel:#0B1830;
  --panel-2:#0E1F3D;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.42);
  --txt:#F8FAFC;
  --muted:#94A3B8;
  --holo:#60A5FA;
  --accent:#2563EB;
  --accent-2:#38BDF8;
  --accent-3:#22D3EE;
  --ok:#22C55E;
  --warn:#FBBF24;
  --danger:#F87171;
  --r-sm:12px;
  --r:18px;
  --r-lg:26px;
  --sh:0 18px 44px rgba(2,8,23,.65);
  --sh-soft:0 10px 26px rgba(2,8,23,.45);
  --max:1200px;
  --gap:clamp(46px,5.5vw,84px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .25s ease}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em}
h1{font-size:clamp(26px,3.4vw,40px)}
h2{font-size:clamp(22px,2.6vw,31px)}
h3{font-size:clamp(17px,1.7vw,21px)}
h4{font-size:15px}
p{margin:0 0 14px}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:var(--gap) 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.9) 0%,rgba(3,7,18,.96) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:790px;margin-bottom:38px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-3);margin-bottom:14px}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-3));border-radius:2px}
.section-title{margin-bottom:14px}
.section-desc{color:var(--muted);font-size:15.5px;max-width:760px;margin:0}
.grid-gap{row-gap:22px}
/* BUTTONS / BADGES */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;border:1px solid transparent;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#03142e;box-shadow:0 12px 30px rgba(37,99,235,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(56,189,248,.5);color:#03142e}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(37,99,235,.4)}
.btn-outline{border-color:var(--line-strong);color:var(--holo);background:rgba(37,99,235,.1)}
.btn-outline:hover{background:rgba(37,99,235,.22);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--muted);padding:12px 14px}
.btn-ghost:hover{color:#fff}
.btn-lg{padding:15px 28px;font-size:16px}
.btn-block{width:100%}
.badge{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line-strong);background:rgba(37,99,235,.14);color:#CFE9FF}
.badge-live{color:#A7F3D0;border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.12)}
.badge-live i{font-size:9px;animation:blink 1.4s infinite}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
.tag{display:inline-block;padding:4px 11px;border-radius:8px;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-3);background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.28)}
.tag-warn{color:#FDE68A;background:rgba(251,191,36,.12);border-color:rgba(251,191,36,.3)}
.tag-down{color:#FCA5A5;background:rgba(248,113,113,.12);border-color:rgba(248,113,113,.3)}
/* HEADER */
.site-header{position:sticky;top:0;z-index:80;background:rgba(3,7,18,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px;position:relative}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:40px;height:40px;display:grid;place-items:center;border-radius:13px;background:linear-gradient(135deg,var(--accent),var(--accent-3));font-size:19px;box-shadow:0 8px 22px rgba(37,99,235,.4)}
.brand-text{font-weight:800;font-size:16px;line-height:1.15;color:#fff}
.brand-text em{display:block;font-style:normal;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-3);font-weight:600}
.main-nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-link{display:inline-block;padding:10px 14px;border-radius:11px;font-size:14.5px;font-weight:600;color:var(--muted);border:1px solid transparent}
.nav-link:hover{color:#fff;background:rgba(37,99,235,.14)}
.nav-link.is-active{color:#fff;background:rgba(37,99,235,.2);border-color:var(--line-strong)}
.nav-actions{display:flex;align-items:center;gap:8px}
.nav-toggle{display:none;position:relative;width:44px;height:44px;border-radius:13px;border:1px solid var(--line-strong);background:rgba(37,99,235,.12)}
.nav-toggle span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:18px;height:2px;background:var(--accent-2);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--accent-2);border-radius:2px;transition:transform .25s ease}
.nav-toggle span::before{transform:translateY(-6px)}
.nav-toggle span::after{transform:translateY(6px)}
/* MASTHEAD BÀI VIẾT */
.masthead{position:relative;overflow:hidden;border-bottom:1px solid var(--line);padding:clamp(30px,4vw,56px) 0 clamp(34px,4.4vw,60px)}
.masthead-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.3}
.masthead::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(3,7,18,.98) 0%,rgba(3,7,18,.9) 48%,rgba(8,18,41,.78) 100%)}
.masthead-inner{position:relative;z-index:2}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:22px}
.crumbs a:hover{color:var(--accent-2)}
.crumbs span.sep{color:rgba(148,163,184,.5)}
.masthead-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(26px,3.6vw,52px);align-items:center}
.masthead h1{margin:14px 0 16px}
.masthead-lead{color:#CBD5E1;font-size:16.5px;line-height:1.7;max-width:660px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:22px;padding-top:20px;border-top:1px solid var(--line);font-size:13.5px;color:var(--muted)}
.meta-row i{color:var(--accent-3);margin-right:7px}
.cover-frame{position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--sh)}
.cover-frame img{width:100%;aspect-ratio:16/11;object-fit:cover}
.cover-frame figcaption{position:absolute;left:0;right:0;bottom:0;padding:26px 18px 14px;font-size:12.5px;color:#E2E8F0;background:linear-gradient(180deg,rgba(3,7,18,0) 0%,rgba(3,7,18,.92) 100%)}
/* BỐ CỤC BÀI VIẾT */
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:clamp(26px,3.4vw,50px);align-items:start}
.article-main{max-width:720px}
.article-body{font-size:16.5px;line-height:1.7;color:#DDE6F3}
.article-body h2{margin:34px 0 14px;color:#fff;font-size:clamp(21px,2.3vw,27px)}
.article-body h3{margin:26px 0 12px;color:#fff}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:0}
.article-body ul li,.article-body ol li{position:relative;padding-left:26px;margin-bottom:10px}
.article-body ul li::before{content:"";position:absolute;left:6px;top:11px;width:7px;height:7px;border-radius:50%;background:linear-gradient(135deg,var(--accent-2),var(--accent-3))}
.article-body ol{counter-reset:art}
.article-body ol li{counter-increment:art}
.article-body ol li::before{content:counter(art);position:absolute;left:0;top:1px;width:20px;height:20px;display:grid;place-items:center;border-radius:6px;font-size:11.5px;font-weight:800;color:#03142e;background:linear-gradient(135deg,var(--accent-2),var(--accent-3))}
.article-body blockquote{margin:22px 0;padding:18px 22px;border-left:3px solid var(--accent-2);background:rgba(37,99,235,.1);border-radius:0 var(--r) var(--r) 0;color:#E2E8F0}
.article-body img{border-radius:var(--r);margin:22px 0;border:1px solid var(--line)}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px}
.article-body table th{text-align:left;padding:12px 14px;background:rgba(37,99,235,.16);color:#CFE9FF;border-bottom:1px solid var(--line-strong)}
.article-body table td{padding:12px 14px;border-bottom:1px solid var(--line);color:#CBD5E1}
.article-body a{color:var(--accent-2);border-bottom:1px solid rgba(56,189,248,.45)}
.article-body a:hover{color:#fff}
.article-body strong{color:#fff}
.notice{display:flex;gap:16px;align-items:flex-start;padding:20px 22px;border-radius:var(--r);border:1px dashed var(--line-strong);background:rgba(37,99,235,.08)}
.notice i{font-size:22px;color:var(--accent-3);margin-top:3px}
/* SIDEBAR */
.side-card{border:1px solid var(--line);background:linear-gradient(160deg,rgba(11,24,48,.95) 0%,rgba(8,18,41,.9) 100%);border-radius:var(--r-lg);padding:22px 22px 24px;margin-bottom:22px;box-shadow:var(--sh-soft)}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.side-card h3 i{color:var(--accent-3)}
.side-list li+li{border-top:1px solid var(--line)}
.side-list a{display:block;padding:12px 0;font-size:14.5px;color:#D6E4F7;line-height:1.5}
.side-list a:hover{color:var(--accent-2)}
.side-list span{display:block;font-size:12px;color:var(--muted);margin-top:5px}
.side-anchor{display:flex;align-items:center;gap:10px;padding:10px 0;font-size:14.5px;color:#CBD5E1;border-bottom:1px solid var(--line)}
.side-anchor:last-child{border-bottom:0}
.side-anchor:hover{color:var(--accent-2)}
.side-anchor i{font-size:11px;color:var(--accent-3)}
.side-sticky{position:sticky;top:98px}
/* THẺ SỐ LIỆU */
.stat-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.stat-card{border:1px solid var(--line);border-radius:var(--r);padding:20px 20px 18px;background:linear-gradient(160deg,rgba(14,31,61,.9) 0%,rgba(8,18,41,.86) 100%);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.stat-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 16px 36px rgba(37,99,235,.25)}
.stat-card i{font-size:19px;color:var(--accent-3);margin-bottom:12px;display:block}
.stat-card strong{display:block;font-size:clamp(21px,2.2vw,27px);font-weight:800;color:#fff}
.stat-card span{display:block;font-size:13px;color:var(--muted);margin-top:4px;line-height:1.5}
/* BẢNG DỮ LIỆU */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(8,18,41,.72);box-shadow:var(--sh-soft)}
.data-table{width:100%;border-collapse:collapse;min-width:760px;font-size:14.5px}
.data-table th{text-align:left;padding:14px 18px;font-size:12px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:#CFE9FF;background:rgba(37,99,235,.16);border-bottom:1px solid var(--line-strong);white-space:nowrap}
.data-table td{padding:15px 18px;border-bottom:1px solid var(--line);color:#CBD5E1;vertical-align:middle}
.data-table tbody tr:hover td{background:rgba(37,99,235,.08)}
.data-table tbody tr:last-child td{border-bottom:0}
.data-table .team{color:#fff;font-weight:600}
.data-table .num{font-variant-numeric:tabular-nums;font-weight:700;color:#fff}
.table-note{margin-top:14px;font-size:13px;color:var(--muted)}
/* LƯỚI THẺ */
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.info-card{border:1px solid var(--line);border-radius:var(--r-lg);padding:24px;background:linear-gradient(165deg,rgba(11,24,48,.95) 0%,rgba(8,18,41,.9) 100%);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;height:100%}
.info-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 18px 40px rgba(37,99,235,.24)}
.info-card h3{margin:14px 0 10px}
.info-card p{color:var(--muted);font-size:14.5px;margin:0}
.info-card .tag{margin-bottom:4px}
.info-card ul{margin-top:14px}
.info-card ul li{position:relative;padding-left:20px;font-size:14px;color:#CBD5E1;margin-bottom:8px}
.info-card ul li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:1px;font-size:11px;color:var(--ok)}
/* QUY TRÌNH */
.steps{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.step{display:flex;gap:18px;padding:22px;border-radius:var(--r-lg);border:1px solid var(--line);background:rgba(8,18,41,.66)}
.step-num{flex:0 0 46px;width:46px;height:46px;display:grid;place-items:center;border-radius:14px;font-weight:800;font-size:17px;color:#03142e;background:linear-gradient(135deg,var(--accent-2),var(--accent-3))}
.step h3{font-size:17px;margin-bottom:8px}
.step p{margin:0;color:var(--muted);font-size:14.5px}
/* TIMELINE */
.timeline{position:relative;margin-top:10px;padding-left:26px}
.timeline::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--accent-2),rgba(37,99,235,.15))}
.tl-item{position:relative;padding:0 0 26px 22px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-26px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--bg);border:2px solid var(--accent-2);box-shadow:0 0 0 4px rgba(56,189,248,.14)}
.tl-item time{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-3);margin-bottom:6px}
.tl-item h3{font-size:17px;margin-bottom:6px}
.tl-item p{margin:0;color:var(--muted);font-size:14.5px}
/* CAM KẾT */
.assure-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.assure{display:flex;gap:16px;padding:22px;border-radius:var(--r-lg);border:1px solid var(--line);background:rgba(11,24,48,.7)}
.assure i{font-size:24px;color:var(--accent-3);flex:0 0 auto;margin-top:2px}
.assure h3{font-size:16.5px;margin-bottom:7px}
.assure p{margin:0;font-size:14px;color:var(--muted)}
.badge-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
/* FAQ */
.faq-list{max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--r);background:rgba(8,18,41,.7);margin-bottom:14px;overflow:hidden;transition:border-color .25s ease}
.faq-item[open]{border-color:var(--line-strong)}
.faq-item summary{list-style:none;cursor:pointer;padding:19px 22px;font-weight:600;font-size:16px;color:#fff;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\2b";font-weight:700;color:var(--accent-3);font-size:19px;line-height:1;transition:transform .25s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-answer{padding:0 22px 20px;color:var(--muted);font-size:15px}
.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-bottom:34px}
.quick-item{padding:20px;border-radius:var(--r);border:1px solid var(--line);background:rgba(11,24,48,.62)}
.quick-item h3{font-size:16px;margin-bottom:8px;display:flex;gap:10px;align-items:flex-start}
.quick-item h3 i{color:var(--accent-3);margin-top:3px}
.quick-item p{margin:0;font-size:14px;color:var(--muted)}
/* FORM */
.signup{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.95fr);gap:clamp(26px,3.6vw,48px);align-items:center;border:1px solid var(--line-strong);border-radius:var(--r-lg);padding:clamp(24px,3vw,40px);background:linear-gradient(140deg,rgba(14,31,61,.95) 0%,rgba(3,7,18,.92) 100%);box-shadow:var(--sh)}
.signup h2{margin-bottom:12px}
.signup p.lead{color:#CBD5E1;font-size:15.5px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:600;color:#CFE9FF;margin-bottom:7px}
.field input,.field select{width:100%;padding:13px 15px;border-radius:var(--r-sm);border:1px solid var(--line);background:rgba(3,7,18,.7);color:#fff;font-size:15px;transition:border-color .25s ease,box-shadow .25s ease}
.field input::placeholder{color:rgba(148,163,184,.75)}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent-2);box-shadow:0 0 0 3px rgba(56,189,248,.2)}
.form-note{font-size:12.5px;color:var(--muted);margin:12px 0 0}
.perk-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:#D6E4F7;margin-bottom:11px}
.perk-list i{color:var(--ok);margin-top:4px}
/* FOOTER */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(8,18,41,.94) 0%,rgba(3,7,18,1) 100%);padding:clamp(40px,4.6vw,66px) 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:clamp(22px,3vw,42px)}
.footer-brand p{color:var(--muted);font-size:14px;margin:16px 0 18px;max-width:420px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-badges span{font-size:11.5px;font-weight:600;padding:6px 12px;border-radius:999px;border:1px solid var(--line);color:#CBD5E1;background:rgba(37,99,235,.1)}
.footer-badges .age-badge{border-color:rgba(248,113,113,.4);color:#FCA5A5;background:rgba(248,113,113,.1)}
.footer-col h4{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:#fff;margin-bottom:16px}
.footer-col ul li{margin-bottom:11px;font-size:14px;color:var(--muted)}
.footer-col ul li a:hover{color:var(--accent-2)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:38px;padding-top:22px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted)}
/* FAB */
.fab{position:fixed;left:16px;bottom:96px;z-index:50;display:inline-flex;align-items:center;gap:10px;padding:13px 18px;border-radius:999px;background:rgba(7,7,13,.82);backdrop-filter:blur(12px);border:1px solid transparent;background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,var(--accent-2),var(--accent-3));background-origin:border-box;background-clip:padding-box,border-box;color:#E6F6FF;font-size:13.5px;font-weight:600;box-shadow:0 0 20px rgba(6,182,212,.45);transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease;opacity:.82}
.fab i{color:var(--accent-3);font-size:16px}
.fab:hover{opacity:1;transform:translateY(-3px);box-shadow:0 0 30px rgba(6,182,212,.6)}
.fab:active{transform:translateY(1px)}
.fab::after{content:"";position:absolute;top:-3px;right:-3px;width:12px;height:12px;border-radius:50%;background:#F43F5E;box-shadow:0 0 0 3px rgba(3,7,18,.9);animation:blink 1.6s infinite}
/* RESPONSIVE */
@media (max-width:1024px){
  .masthead-grid{grid-template-columns:1fr}
  .cover-frame{margin-top:6px}
  .article-grid{grid-template-columns:1fr}
  .article-main{max-width:none}
  .side-sticky{position:static}
  .stat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .assure-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-toggle{display:grid;place-items:center}
  .main-nav{position:absolute;top:calc(100% + 10px);left:0;right:0;margin:0;display:none;background:rgba(5,12,26,.98);border:1px solid var(--line-strong);border-radius:var(--r);padding:12px;box-shadow:var(--sh)}
  .main-nav.is-open{display:block}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{padding:12px 14px;font-size:15px}
}
@media (max-width:768px){
  .signup{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .quick-grid{grid-template-columns:1fr}
  .section{padding:clamp(38px,7vw,56px) 0}
}
@media (max-width:640px){
  .brand-text{font-size:14px}
  .brand-text em{display:none}
  .brand-mark{width:36px;height:36px;font-size:17px}
  .btn{padding:10px 15px;font-size:13.5px}
  .btn-ghost{padding:10px 8px}
  .nav-actions{gap:4px}
  .stat-grid{grid-template-columns:1fr}
  .card-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .hero-stats{grid-template-columns:1fr}
  .fab{padding:11px 15px;font-size:12.5px;bottom:88px}
}
@media (max-width:400px){
  .brand-text{font-size:13px}
  .btn{padding:9px 12px;font-size:12.5px}
}

/* roulang page: category1 */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --panel:#0B1830;
  --panel-2:#0E1F3D;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.42);
  --txt:#F8FAFC;
  --muted:#94A3B8;
  --holo:#60A5FA;
  --accent:#2563EB;
  --accent-2:#38BDF8;
  --accent-3:#22D3EE;
  --ok:#22C55E;
  --warn:#FBBF24;
  --danger:#F87171;
  --r-sm:12px;
  --r:18px;
  --r-lg:26px;
  --sh:0 18px 44px rgba(2,8,23,.65);
  --sh-soft:0 10px 26px rgba(2,8,23,.45);
  --max:1200px;
  --gap:clamp(46px,5.5vw,84px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .25s ease}
ul,ol{list-style:none;margin:0;padding:0}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
h1,h2,h3,h4{color:#fff;font-weight:800;line-height:1.25;margin:0 0 14px;letter-spacing:-.01em}
h1{font-size:clamp(27px,3.3vw,44px)}
h2{font-size:clamp(22px,2.5vw,33px)}
h3{font-size:clamp(17px,1.5vw,21px);font-weight:700}
h4{font-size:16px;font-weight:700}
p{margin:0 0 14px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:var(--gap) 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.9) 0%,rgba(3,7,18,.96) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:800px;margin-bottom:38px}
.section-head--wide{max-width:940px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-3);margin-bottom:14px}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-3));border-radius:2px}
.section-desc{color:var(--muted);font-size:15.5px;max-width:780px;margin:0}
/* BUTTONS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;border:1px solid transparent;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease;white-space:nowrap;text-align:center}
.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#03142e;box-shadow:0 12px 30px rgba(37,99,235,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(56,189,248,.5);color:#03142e}
.btn-outline{border-color:var(--line-strong);color:var(--holo);background:rgba(37,99,235,.1)}
.btn-outline:hover{background:rgba(37,99,235,.22);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--muted);padding:12px 14px}
.btn-ghost:hover{color:#fff}
.btn-lg{padding:15px 28px;font-size:16px}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px}
/* BADGES / TAGS */
.badge{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line-strong);background:rgba(37,99,235,.14);color:#CFE9FF}
.badge-live{color:#A7F3D0;border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.12)}
.badge-live i{font-size:8px}
.tag{display:inline-block;padding:4px 11px;border-radius:8px;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-3);background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.28)}
.tag-gold{color:#FDE68A;background:rgba(251,191,36,.12);border-color:rgba(251,191,36,.32)}
/* HEADER */
.site-header{position:sticky;top:0;z-index:80;background:rgba(3,7,18,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px;position:relative}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:40px;height:40px;display:grid;place-items:center;border-radius:13px;background:linear-gradient(135deg,var(--accent),var(--accent-3));font-size:19px;box-shadow:0 8px 22px rgba(37,99,235,.4)}
.brand-text{font-weight:800;font-size:16px;line-height:1.15;color:#fff}
.brand-text em{display:block;font-style:normal;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-3);font-weight:600}
.main-nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-link{display:inline-block;padding:10px 14px;border-radius:11px;font-size:14.5px;font-weight:600;color:var(--muted);border:1px solid transparent}
.nav-link:hover{color:#fff;background:rgba(37,99,235,.14)}
.nav-link.is-active{color:#fff;background:rgba(37,99,235,.2);border-color:var(--line-strong)}
.nav-actions{display:flex;align-items:center;gap:8px}
.nav-toggle{display:none;position:relative;width:44px;height:44px;border-radius:13px;border:1px solid var(--line-strong);background:rgba(37,99,235,.12)}
.nav-toggle span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:18px;height:2px;background:var(--accent-2);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--accent-2);border-radius:2px;transition:transform .25s ease}
.nav-toggle span::before{transform:translateY(-6px)}
.nav-toggle span::after{transform:translateY(6px)}
/* HERO */
.hero{position:relative;overflow:hidden;padding:clamp(38px,4.8vw,72px) 0;border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.36}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(112deg,rgba(3,7,18,.97) 0%,rgba(3,7,18,.88) 46%,rgba(8,18,41,.72) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(26px,4vw,54px);align-items:center}
.hero h1{margin:14px 0 18px;text-shadow:0 6px 30px rgba(2,8,23,.7)}
.hero-lead{color:#CBD5E1;font-size:16.5px;max-width:620px;line-height:1.7}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 30px}
.hero-kpi{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px 18px;border-top:1px solid var(--line);padding-top:24px}
.hero-kpi li{display:flex;flex-direction:column;gap:2px}
.hero-kpi strong{font-size:clamp(19px,2vw,24px);font-weight:800;color:#fff}
.hero-kpi span{font-size:12.5px;color:var(--muted);line-height:1.45}
.hero-visual{position:relative;transform:translateY(-14px) rotate(-1.1deg)}
.hero-visual img{width:100%;aspect-ratio:16/11;object-fit:cover;border-radius:var(--r-lg);border:1px solid var(--line-strong);box-shadow:var(--sh)}
.hero-float{position:absolute;left:-18px;bottom:26px;background:rgba(3,7,18,.9);backdrop-filter:blur(10px);border:1px solid var(--line-strong);border-radius:var(--r);padding:14px 18px;box-shadow:var(--sh-soft)}
.hero-float b{display:block;font-size:22px;font-weight:800;color:#fff;line-height:1.2}
.hero-float small{font-size:12px;color:var(--muted)}
.hero-float--top{left:auto;right:-14px;top:-16px;bottom:auto}
/* DATA STRIP */
.data-strip{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);padding:8px;box-shadow:var(--sh-soft)}
.data-grid{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:2px}
.data-cell{padding:22px 20px;border-radius:var(--r);background:linear-gradient(180deg,rgba(14,31,61,.7),rgba(11,24,48,.4));position:relative}
.data-cell h4{font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;margin-bottom:8px}
.data-cell b{display:block;font-size:clamp(19px,2vw,25px);font-weight:800;color:#fff;line-height:1.2}
.data-cell small{display:block;font-size:12.5px;color:var(--muted);margin-top:5px}
.data-cell .up{color:var(--ok)}
.data-cell .down{color:var(--danger)}
/* FEATURE CARDS */
.card{background:linear-gradient(180deg,rgba(14,31,61,.78),rgba(8,18,41,.72));border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;height:100%;transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--sh-soft)}
.card-icon{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:rgba(37,99,235,.18);border:1px solid var(--line-strong);color:var(--accent-3);font-size:18px;margin-bottom:16px}
.card h3{margin-bottom:10px}
.card p{color:var(--muted);font-size:14.6px;margin:0}
.card ul{margin-top:14px}
.card ul li{color:#CBD5E1;font-size:14px;padding-left:20px;position:relative;margin-bottom:7px}
.card ul li::before{content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;background:var(--accent-2)}
/* MATRIX TABLE */
.matrix{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:rgba(8,18,41,.6)}
.matrix-head,.matrix-row{display:grid;grid-template-columns:200px minmax(0,1fr) 170px;gap:18px;padding:18px 24px;align-items:center}
.matrix-head{background:rgba(37,99,235,.14);border-bottom:1px solid var(--line);font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--holo)}
.matrix-row{border-bottom:1px solid rgba(56,189,248,.1);transition:background .25s ease}
.matrix-row:last-child{border-bottom:none}
.matrix-row:hover{background:rgba(37,99,235,.09)}
.matrix-level{font-weight:700;color:#fff;font-size:15.5px}
.matrix-desc{color:#CBD5E1;font-size:14.4px}
.matrix-tag{text-align:right}
/* SPLIT COMPARE */
.compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:rgba(8,18,41,.55)}
.compare-col{padding:32px 30px;border-right:1px solid var(--line)}
.compare-col:last-child{border-right:none;background:linear-gradient(180deg,rgba(37,99,235,.1),rgba(8,18,41,.2))}
.compare-col h3{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.compare-col h3 i{color:var(--accent-3)}
.compare-col p{color:var(--muted);font-size:14.6px}
.compare-list li{padding:13px 0;border-bottom:1px dashed rgba(56,189,248,.18);color:#CBD5E1;font-size:14.4px;display:flex;gap:12px}
.compare-list li:last-child{border-bottom:none}
.compare-list i{color:var(--accent-2);margin-top:5px;font-size:12px}
/* TIMELINE */
.timeline{position:relative;padding-left:34px}
.timeline::before{content:"";position:absolute;left:9px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--accent),rgba(34,211,238,.15))}
.timeline-item{position:relative;padding:0 0 28px 6px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{content:"";position:absolute;left:-32px;top:5px;width:14px;height:14px;border-radius:50%;background:var(--bg);border:3px solid var(--accent-2);box-shadow:0 0 0 4px rgba(37,99,235,.18)}
.timeline-item h4{margin-bottom:6px;color:#fff}
.timeline-item p{color:var(--muted);font-size:14.4px;margin:0}
.timeline-time{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-3);margin-bottom:6px}
/* CHANNEL MATRIX */
.channel{border:1px solid var(--line);border-radius:var(--r-lg);padding:28px 26px;background:linear-gradient(180deg,rgba(14,31,61,.75),rgba(8,18,41,.6));height:100%;display:flex;flex-direction:column;transition:transform .3s ease,border-color .3s ease}
.channel:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.channel h3{margin-bottom:10px}
.channel p{color:var(--muted);font-size:14.5px;flex:1}
.channel .channel-link{display:inline-flex;align-items:center;gap:9px;font-weight:700;color:var(--accent-3);font-size:14.5px;margin-top:6px}
.channel .channel-link:hover{color:#fff}
/* TRUST */
.trust-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 34px}
.trust-item{display:flex;gap:16px;align-items:flex-start;padding:20px 0;border-bottom:1px solid rgba(56,189,248,.12)}
.trust-item i{font-size:19px;color:var(--accent-2);margin-top:4px;width:26px;text-align:center}
.trust-item h4{margin-bottom:6px}
.trust-item p{color:var(--muted);font-size:14.2px;margin:0}
.pay-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
/* FAQ */
.faq-list{display:grid;gap:14px;max-width:960px}
.faq-item{border:1px solid var(--line);border-radius:var(--r);background:rgba(8,18,41,.6);overflow:hidden;transition:border-color .25s ease,background .25s ease}
.faq-item[open]{border-color:var(--line-strong);background:rgba(14,31,61,.7)}
.faq-item summary{list-style:none;cursor:pointer;padding:19px 24px;font-weight:700;font-size:15.5px;color:#fff;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--accent-3);transition:transform .25s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 24px 20px;color:var(--muted);font-size:14.6px;margin:0}
/* CTA */
.cta-panel{position:relative;border:1px solid var(--line-strong);border-radius:var(--r-lg);overflow:hidden;background:linear-gradient(140deg,rgba(37,99,235,.24),rgba(8,18,41,.9) 62%);padding:clamp(30px,4vw,52px);display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(26px,4vw,50px);align-items:center}
.cta-panel::before{content:"";position:absolute;top:-90px;right:-60px;width:280px;height:280px;border-radius:50%;background:radial-gradient(circle,rgba(56,189,248,.28),transparent 70%)}
.cta-panel > *{position:relative;z-index:2}
.cta-form{display:grid;gap:14px}
.field{display:grid;gap:7px}
.field label{font-size:13px;font-weight:600;color:#CFE9FF}
.field input{padding:13px 16px;border-radius:var(--r-sm);border:1px solid var(--line);background:rgba(3,7,18,.72);color:#fff;transition:border-color .25s ease,box-shadow .25s ease}
.field input::placeholder{color:#64748B}
.field input:focus{border-color:var(--accent-2);box-shadow:0 0 0 3px rgba(37,99,235,.22);outline:none}
.form-note{font-size:13.4px;color:#A7F3D0;min-height:20px;margin:0}
/* FOOTER */
.site-footer{background:linear-gradient(180deg,rgba(3,7,18,.96),rgba(8,18,41,.96));border-top:1px solid var(--line);padding:clamp(44px,5vw,72px) 0 26px;margin-top:10px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:34px}
.footer-brand p{color:var(--muted);font-size:14.2px;margin:16px 0 18px;max-width:360px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px}
.footer-badges span{font-size:11.5px;font-weight:600;color:#CFE9FF;border:1px solid var(--line);background:rgba(37,99,235,.12);border-radius:999px;padding:5px 12px}
.footer-badges .age-badge{color:#FDE68A;border-color:rgba(251,191,36,.4);background:rgba(251,191,36,.12)}
.footer-col h4{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:#fff;margin-bottom:16px}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a,.footer-col ul li span{color:var(--muted);font-size:14.2px}
.footer-col ul li a:hover{color:var(--accent-3)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);margin-top:38px;padding-top:20px;color:#64748B;font-size:13px}
/* FAB */
.fab{position:fixed;left:16px;bottom:96px;z-index:50;display:inline-flex;align-items:center;gap:11px;padding:12px 18px;border-radius:999px;background:rgba(3,7,18,.82);backdrop-filter:blur(12px);border:1px solid transparent;background-image:linear-gradient(rgba(3,7,18,.86),rgba(3,7,18,.86)),linear-gradient(120deg,var(--accent-2),var(--accent-3));background-origin:border-box;background-clip:padding-box,border-box;box-shadow:0 0 20px rgba(6,182,212,.45);opacity:.78;transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;min-height:48px}
.fab:hover{opacity:1;transform:translateY(-3px);box-shadow:0 0 30px rgba(6,182,212,.7)}
.fab:active{transform:scale(.96)}
.fab-icon{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--accent),var(--accent-3));color:#03142e;font-size:13px}
.fab-text{font-size:13.4px;font-weight:700;color:#E2F4FF;white-space:nowrap}
.fab-dot{position:absolute;top:6px;right:8px;width:9px;height:9px;border-radius:50%;background:#F43F5E;box-shadow:0 0 0 3px rgba(244,63,94,.25);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
/* RESPONSIVE */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .hero-visual{transform:none;max-width:640px}
  .hero-float{left:14px}
  .hero-float--top{right:14px;top:14px}
  .data-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-panel{grid-template-columns:1fr}
}
@media (max-width:992px){
  .nav-toggle{display:block}
  .main-nav{position:absolute;top:100%;left:0;right:0;background:rgba(3,7,18,.98);border-bottom:1px solid var(--line-strong);display:none;padding:14px 20px 20px;margin-left:0}
  .main-nav.is-open{display:block}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{display:block;padding:12px 14px;font-size:15px}
}
@media (max-width:768px){
  .data-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .matrix-head{display:none}
  .matrix-row{grid-template-columns:1fr;gap:8px;padding:18px 20px}
  .matrix-tag{text-align:left}
  .compare{grid-template-columns:1fr}
  .compare-col{border-right:none;border-bottom:1px solid var(--line)}
  .trust-grid{grid-template-columns:1fr}
  .hero-kpi{grid-template-columns:1fr 1fr}
  .cta-panel{padding:28px 22px}
  .footer-bottom{flex-direction:column}
}
@media (max-width:520px){
  .header-inner{gap:10px;min-height:66px}
  .brand-text{font-size:14px}
  .brand-text em{font-size:10px;letter-spacing:.1em}
  .nav-actions .btn-ghost{padding:10px 8px;font-size:13.5px}
  .nav-actions .btn-primary{padding:10px 14px;font-size:13.5px}
  .data-grid{grid-template-columns:1fr}
  .hero-kpi{grid-template-columns:1fr}
  .fab{padding:10px 14px;bottom:86px}
  .fab-text{display:none}
  .footer-grid{grid-template-columns:1fr;gap:26px}
}

/* roulang page: category2 */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --panel:#0B1830;
  --panel-2:#0E1F3D;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.42);
  --txt:#F8FAFC;
  --muted:#94A3B8;
  --holo:#60A5FA;
  --accent:#2563EB;
  --accent-2:#38BDF8;
  --accent-3:#22D3EE;
  --ok:#22C55E;
  --warn:#FBBF24;
  --danger:#F87171;
  --r-sm:12px;
  --r:18px;
  --r-lg:26px;
  --sh:0 18px 44px rgba(2,8,23,.65);
  --sh-soft:0 10px 26px rgba(2,8,23,.45);
  --max:1200px;
  --gap:clamp(46px,5.5vw,84px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
}
h1,h2,h3,h4{margin:0;color:#fff;font-weight:800;line-height:1.25}
h1{font-size:clamp(28px,4.1vw,46px);letter-spacing:-.02em}
h2{font-size:clamp(23px,3vw,34px);letter-spacing:-.015em}
h3{font-size:clamp(17.5px,2.1vw,21px)}
h4{font-size:16px}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,border-color .25s ease}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:var(--gap) 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.9) 0%,rgba(3,7,18,.96) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:800px;margin-bottom:36px}
.section-head--wide{max-width:100%}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-3);margin-bottom:14px}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-3));border-radius:2px}
.section-title{margin-bottom:14px}
.section-desc{color:var(--muted);font-size:15.5px;max-width:780px;margin:0}

/* BUTTONS / BADGES / TAGS */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;border:1px solid transparent;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#03142e;box-shadow:0 12px 30px rgba(37,99,235,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(56,189,248,.5);color:#03142e}
.btn-outline{border-color:var(--line-strong);color:var(--holo);background:rgba(37,99,235,.1)}
.btn-outline:hover{background:rgba(37,99,235,.22);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--muted);padding:12px 14px}
.btn-ghost:hover{color:#fff}
.btn-lg{padding:15px 28px;font-size:16px}
.btn-block{width:100%}
.badge{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line-strong);background:rgba(37,99,235,.14);color:#CFE9FF}
.badge-live{color:#A7F3D0;border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.12)}
.badge-live::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(34,197,94,.18);animation:livePulse 1.8s infinite}
@keyframes livePulse{0%,100%{opacity:1}50%{opacity:.35}}
.tag{display:inline-block;padding:4px 11px;border-radius:8px;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-3);background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.28)}
.tag--up{color:#FCA5A5;background:rgba(248,113,113,.12);border-color:rgba(248,113,113,.32)}
.tag--down{color:#A7F3D0;background:rgba(34,197,94,.12);border-color:rgba(34,197,94,.32)}
.tag--flat{color:#CBD5E1;background:rgba(148,163,184,.12);border-color:rgba(148,163,184,.28)}

/* HEADER */
.site-header{position:sticky;top:0;z-index:80;background:rgba(3,7,18,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px;position:relative}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:40px;height:40px;display:grid;place-items:center;border-radius:13px;background:linear-gradient(135deg,var(--accent),var(--accent-3));font-size:19px;box-shadow:0 8px 22px rgba(37,99,235,.4)}
.brand-text{font-weight:800;font-size:16px;line-height:1.15;color:#fff}
.brand-text em{display:block;font-style:normal;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-3);font-weight:600}
.main-nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-link{display:inline-block;padding:10px 14px;border-radius:11px;font-size:14.5px;font-weight:600;color:var(--muted);border:1px solid transparent}
.nav-link:hover{color:#fff;background:rgba(37,99,235,.14)}
.nav-link.is-active{color:#fff;background:rgba(37,99,235,.2);border-color:var(--line-strong)}
.nav-actions{display:flex;align-items:center;gap:8px}
.nav-toggle{display:none;position:relative;width:44px;height:44px;border-radius:13px;border:1px solid var(--line-strong);background:rgba(37,99,235,.12)}
.nav-toggle span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:18px;height:2px;background:var(--accent-2);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--accent-2);border-radius:2px;transition:transform .25s ease}
.nav-toggle span::before{transform:translateY(-6px)}
.nav-toggle span::after{transform:translateY(6px)}

/* HERO */
.cat-hero{position:relative;overflow:hidden;padding:clamp(34px,4.4vw,62px) 0 clamp(38px,4.6vw,66px);border-bottom:1px solid var(--line);background:
  radial-gradient(900px 420px at 12% -10%,rgba(37,99,235,.28) 0%,transparent 62%),
  radial-gradient(700px 380px at 92% 8%,rgba(34,211,238,.16) 0%,transparent 60%),
  linear-gradient(180deg,var(--bg-soft) 0%,var(--bg) 100%)}
.cat-hero::before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(56,189,248,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(56,189,248,.06) 1px,transparent 1px);background-size:64px 64px;mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 82%)}
.cat-hero .container{position:relative;z-index:2}
.hero-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:18px}
.hero-crumb{font-size:13px;color:var(--muted)}
.hero-crumb a:hover{color:var(--accent-3)}
.hero-crumb i{font-size:10px;margin:0 8px;opacity:.6}
.cat-hero h1{margin:0 0 16px;max-width:900px}
.hero-lead{color:#CBD5E1;font-size:16.5px;max-width:760px;line-height:1.7}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:24px 0 26px}
.status-bar{display:flex;flex-wrap:wrap;gap:10px;padding:12px 16px;border:1px solid var(--line);border-radius:var(--r);background:rgba(11,24,48,.72);box-shadow:var(--sh-soft);margin-bottom:26px}
.status-item{display:inline-flex;align-items:center;gap:9px;font-size:13px;color:var(--muted);padding-right:16px;border-right:1px solid var(--line)}
.status-item:last-child{border-right:0;padding-right:0}
.status-item strong{color:#fff;font-weight:700}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(34,197,94,.16);animation:livePulse 1.8s infinite}
.icon-matrix{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.matrix-item{padding:18px 16px;border:1px solid var(--line);border-radius:var(--r);background:linear-gradient(160deg,rgba(14,31,61,.85) 0%,rgba(11,24,48,.6) 100%);transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.matrix-item:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 16px 34px rgba(2,8,23,.55)}
.matrix-icon{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;background:rgba(37,99,235,.18);border:1px solid var(--line-strong);color:var(--accent-3);font-size:17px;margin-bottom:12px}
.matrix-item strong{display:block;font-size:15.5px;color:#fff;margin-bottom:4px}
.matrix-item span{font-size:13px;color:var(--muted);line-height:1.5;display:block}

/* ODDS BOARD */
.board-note{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-bottom:18px;font-size:13.5px;color:var(--muted)}
.odds-board{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:linear-gradient(180deg,rgba(11,24,48,.9) 0%,rgba(3,7,18,.9) 100%);box-shadow:var(--sh)}
.odds-head{display:grid;grid-template-columns:minmax(0,1.7fr) repeat(3,minmax(0,.55fr)) minmax(0,.85fr);gap:12px;padding:14px 20px;background:rgba(37,99,235,.16);border-bottom:1px solid var(--line);font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-3)}
.odds-head span:nth-child(n+2){text-align:center}
.odds-row{display:grid;grid-template-columns:minmax(0,1.7fr) repeat(3,minmax(0,.55fr)) minmax(0,.85fr);gap:12px;align-items:center;padding:15px 20px;border-bottom:1px solid rgba(56,189,248,.1);transition:background .25s ease}
.odds-row:last-child{border-bottom:0}
.odds-row:hover{background:rgba(37,99,235,.1)}
.odds-match strong{display:block;font-size:15.5px;color:#fff;font-weight:700}
.odds-match span{font-size:12.5px;color:var(--muted)}
.odds-val{text-align:center;font-size:17px;font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
.odds-val.is-hot{color:var(--accent-3)}
.odds-val small{display:block;font-size:11px;font-weight:600;color:var(--muted);letter-spacing:.02em}
.odds-move{text-align:center}
.odds-legend{display:flex;flex-wrap:wrap;gap:16px;margin-top:16px;font-size:13px;color:var(--muted)}
.odds-legend span{display:inline-flex;align-items:center;gap:8px}
.legend-swatch{width:10px;height:10px;border-radius:3px;background:var(--accent-2)}
.legend-swatch--down{background:var(--ok)}
.legend-swatch--flat{background:#64748B}

/* EXPLAIN */
.explain-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.explain-card{padding:26px 22px;border:1px solid var(--line);border-radius:var(--r-lg);background:linear-gradient(160deg,rgba(14,31,61,.8) 0%,rgba(11,24,48,.55) 100%);transition:transform .3s ease,border-color .3s ease}
.explain-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.explain-num{font-size:13px;font-weight:800;letter-spacing:.16em;color:var(--accent-3);margin-bottom:10px;display:block}
.explain-card h3{margin-bottom:10px}
.explain-card p{color:var(--muted);font-size:14.5px;margin-bottom:0}
.explain-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}

/* REASONS */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.85fr);gap:clamp(24px,3.4vw,50px);align-items:start}
.reason-list{display:grid;gap:14px}
.reason-item{display:grid;grid-template-columns:46px minmax(0,1fr);gap:16px;padding:18px;border:1px solid var(--line);border-radius:var(--r);background:rgba(11,24,48,.55);transition:border-color .25s ease,transform .25s ease}
.reason-item:hover{border-color:var(--line-strong);transform:translateX(4px)}
.reason-icon{width:46px;height:46px;display:grid;place-items:center;border-radius:14px;background:linear-gradient(135deg,rgba(37,99,235,.3),rgba(34,211,238,.18));border:1px solid var(--line-strong);color:var(--accent-3);font-size:18px}
.reason-item h4{margin-bottom:6px;font-size:16px}
.reason-item p{margin:0;color:var(--muted);font-size:14.5px}
.threshold-panel{padding:24px 22px;border:1px solid var(--line-strong);border-radius:var(--r-lg);background:linear-gradient(160deg,rgba(37,99,235,.16) 0%,rgba(3,7,18,.9) 100%);box-shadow:var(--sh-soft)}
.threshold-panel h3{margin-bottom:8px}
.threshold-panel > p{color:var(--muted);font-size:14.5px}
.threshold-list{display:grid;gap:12px;margin-top:18px}
.threshold-list li{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 14px;border-radius:var(--r-sm);background:rgba(3,7,18,.6);border:1px solid var(--line);font-size:14px}
.threshold-list li b{color:var(--accent-3);font-weight:700;white-space:nowrap}
.threshold-list li span{color:var(--muted)}

/* COMPARE */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-bottom:26px}
.compare-col{padding:26px 22px;border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(11,24,48,.6)}
.compare-col.is-primary{border-color:var(--line-strong);background:linear-gradient(160deg,rgba(37,99,235,.2) 0%,rgba(11,24,48,.75) 100%)}
.compare-col h3{margin-bottom:6px}
.compare-col > span{display:block;font-size:13px;color:var(--accent-3);font-weight:600;margin-bottom:16px}
.compare-col ul{display:grid;gap:11px}
.compare-col li{display:flex;gap:11px;font-size:14.5px;color:var(--muted);line-height:1.55}
.compare-col li i{color:var(--accent-3);margin-top:4px;font-size:13px}
.compare-media{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:24px;align-items:center;padding:22px;border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(8,18,41,.6)}
.compare-media img{border-radius:var(--r);width:100%;aspect-ratio:16/10;object-fit:cover;border:1px solid var(--line)}
.compare-media h3{margin-bottom:10px}
.compare-media p{color:var(--muted);font-size:14.5px;margin-bottom:0}

/* METRICS */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.metric-card{padding:24px 20px;border:1px solid var(--line);border-radius:var(--r-lg);background:linear-gradient(160deg,rgba(14,31,61,.8) 0%,rgba(3,7,18,.85) 100%);text-align:left}
.metric-card i{font-size:18px;color:var(--accent-3);margin-bottom:14px;display:block}
.metric-card strong{display:block;font-size:clamp(24px,3vw,32px);font-weight:800;color:#fff;line-height:1.1;font-variant-numeric:tabular-nums}
.metric-card span{display:block;margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.5}
.commit-strip{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.commit-strip span{display:inline-flex;align-items:center;gap:9px;padding:10px 16px;border-radius:999px;border:1px solid var(--line);background:rgba(11,24,48,.6);font-size:13.5px;color:#CBD5E1}
.commit-strip i{color:var(--accent-3)}

/* SCENARIOS */
.scenario-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.scenario-card{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;background:rgba(11,24,48,.55);transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;display:flex;flex-direction:column}
.scenario-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:0 20px 44px rgba(2,8,23,.6)}
.scenario-thumb{position:relative}
.scenario-thumb img{width:100%;aspect-ratio:16/10;object-fit:cover}
.scenario-thumb .tag{position:absolute;left:14px;top:14px;backdrop-filter:blur(6px)}
.scenario-body{padding:22px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.scenario-body h3{margin:0}
.scenario-body p{color:var(--muted);font-size:14.5px;margin:0}
.scenario-facts{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto;padding-top:12px;border-top:1px solid var(--line);font-size:13px;color:#CBD5E1}
.scenario-facts b{color:var(--accent-3);font-weight:700}

/* CHANNELS */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.channel-card{display:flex;flex-direction:column;gap:12px;padding:26px 22px;border:1px solid var(--line);border-radius:var(--r-lg);background:linear-gradient(160deg,rgba(14,31,61,.82) 0%,rgba(3,7,18,.88) 100%);transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.channel-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 18px 40px rgba(2,8,23,.6)}
.channel-card i.channel-ico{font-size:20px;color:var(--accent-3)}
.channel-card h3{margin:0}
.channel-card p{color:var(--muted);font-size:14.5px;margin:0}
.channel-more{display:inline-flex;align-items:center;gap:9px;font-size:14px;font-weight:700;color:var(--holo);margin-top:auto}
.channel-more:hover{color:#fff;gap:13px}

/* QUICK ANSWERS + FAQ */
.quick-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-bottom:34px}
.quick-item{padding:20px;border:1px solid var(--line);border-radius:var(--r);background:rgba(11,24,48,.55)}
.quick-item strong{display:block;font-size:15.5px;color:#fff;margin-bottom:6px}
.quick-item p{margin:0;font-size:14px;color:var(--muted)}
.faq-list{display:grid;gap:12px}
.faq-item{border:1px solid var(--line);border-radius:var(--r);background:rgba(11,24,48,.5);overflow:hidden;transition:border-color .25s ease}
.faq-item[open]{border-color:var(--line-strong);background:rgba(14,31,61,.7)}
.faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px 20px;font-size:16px;font-weight:700;color:#fff;cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--accent-3);font-size:14px;transition:transform .3s ease;flex-shrink:0}
.faq-item[open] summary i{transform:rotate(180deg)}
.faq-body{padding:0 20px 20px;color:var(--muted);font-size:14.8px;line-height:1.7}

/* CTA */
.cta-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.92fr);gap:clamp(24px,3.4vw,48px);padding:clamp(26px,3.4vw,44px);border:1px solid var(--line-strong);border-radius:var(--r-lg);background:
  radial-gradient(600px 300px at 8% 0%,rgba(37,99,235,.32) 0%,transparent 62%),
  linear-gradient(160deg,rgba(14,31,61,.9) 0%,rgba(3,7,18,.95) 100%);box-shadow:var(--sh)}
.cta-panel h2{margin-bottom:12px}
.cta-panel p{color:#CBD5E1;font-size:15px}
.cta-list{display:grid;gap:10px;margin-top:18px}
.cta-list li{display:flex;gap:11px;font-size:14.5px;color:var(--muted)}
.cta-list i{color:var(--accent-3);margin-top:4px;font-size:13px}
.cta-form{display:grid;gap:14px;padding:24px 22px;border:1px solid var(--line);border-radius:var(--r);background:rgba(3,7,18,.66)}
.cta-form label{display:block;font-size:13px;font-weight:600;color:#CBD5E1;margin-bottom:7px}
.cta-form input[type=text],.cta-form input[type=email],.cta-form select{width:100%;padding:12px 14px;border-radius:var(--r-sm);border:1px solid var(--line);background:rgba(11,24,48,.85);color:#fff;font-size:14.5px;transition:border-color .25s ease,box-shadow .25s ease}
.cta-form input:focus,.cta-form select:focus{outline:none;border-color:var(--accent-2);box-shadow:0 0 0 3px rgba(56,189,248,.18)}
.cta-check{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--muted)}
.cta-check input{margin-top:4px;accent-color:var(--accent-2)}
.form-note{font-size:12.5px;color:var(--muted);margin:0}
.pay-row{display:flex;flex-wrap:wrap;gap:8px}
.pay-row span{padding:7px 13px;border-radius:9px;border:1px solid var(--line);background:rgba(11,24,48,.7);font-size:12.5px;font-weight:600;color:#CFE9FF}

/* FOOTER */
.site-footer{background:linear-gradient(180deg,rgba(3,7,18,.9) 0%,rgba(8,18,41,.96) 100%);border-top:1px solid var(--line);padding:clamp(44px,5vw,70px) 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:32px}
.footer-brand p{color:var(--muted);font-size:14.5px;margin:16px 0 18px;max-width:420px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px}
.footer-badges span{padding:6px 12px;border-radius:8px;border:1px solid var(--line);background:rgba(11,24,48,.7);font-size:12px;color:#CBD5E1}
.footer-badges .age-badge{border-color:rgba(248,113,113,.4);color:#FCA5A5;font-weight:700}
.footer-col h4{margin-bottom:14px;font-size:15px}
.footer-col ul{display:grid;gap:10px}
.footer-col li{font-size:14px;color:var(--muted)}
.footer-col a:hover{color:var(--accent-3)}
.footer-col .footer-badges{margin-top:14px}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:34px;padding-top:20px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}

/* FAB */
.fab{position:fixed;left:16px;bottom:96px;z-index:50;display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:18px;border:2px solid transparent;background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,var(--accent-2),var(--accent-3));background-origin:border-box;background-clip:padding-box,border-box;color:var(--accent-3);font-size:22px;opacity:.78;box-shadow:0 0 20px rgba(6,182,212,.45);transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease,color .25s ease;animation:fabPulse 2.6s ease-in-out infinite}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 34px rgba(6,182,212,.72);color:#fff}
.fab:active{transform:scale(.94)}
.fab-dot{position:absolute;top:-5px;right:-5px;width:14px;height:14px;border-radius:50%;background:#F43F5E;box-shadow:0 0 0 3px rgba(3,7,18,.9);animation:livePulse 1.5s infinite}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4)}50%{box-shadow:0 0 30px rgba(6,182,212,.7)}}

/* RESPONSIVE */
@media (max-width:1024px){
  .icon-matrix{grid-template-columns:repeat(2,minmax(0,1fr))}
  .explain-grid,.scenario-grid,.channel-grid,.quick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split,.cta-panel,.compare-media{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:900px){
  .nav-toggle{display:block}
  .main-nav{position:absolute;top:calc(100% + 1px);left:0;right:0;margin:0;display:none;background:rgba(3,7,18,.98);border-bottom:1px solid var(--line);box-shadow:0 22px 40px rgba(2,8,23,.6)}
  .main-nav.is-open{display:block}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px;padding:14px 16px 18px}
  .nav-link{padding:13px 14px;border-radius:12px}
  .odds-head{display:none}
  .odds-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;padding:16px}
  .odds-match{grid-column:1/-1;padding-bottom:10px;border-bottom:1px dashed rgba(56,189,248,.2)}
  .odds-move{grid-column:1/-1;text-align:left}
}
@media (max-width:768px){
  .explain-grid,.scenario-grid,.channel-grid,.quick-grid,.compare-grid,.metric-grid,.footer-grid{grid-template-columns:minmax(0,1fr)}
  .status-item{border-right:0;padding-right:0}
  .status-bar{gap:12px}
  .hero-cta .btn{flex:1 1 100%}
  .btn-lg{padding:14px 22px}
}
@media (max-width:520px){
  .header-inner{gap:10px;min-height:66px}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:11px}
  .brand-text{font-size:12.5px}
  .brand-text em{display:none}
  .nav-actions{gap:6px}
  .btn{padding:9px 14px;font-size:13px}
  .btn-ghost{padding:9px 8px}
  .nav-toggle{width:40px;height:40px}
  .icon-matrix{grid-template-columns:minmax(0,1fr)}
  .footer-bottom{flex-direction:column}
  .fab{left:12px;bottom:84px;width:52px;height:52px;border-radius:16px;font-size:20px}
}

/* roulang page: category3 */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --panel:#0B1830;
  --panel-2:#0E1F3D;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.42);
  --txt:#F8FAFC;
  --muted:#94A3B8;
  --holo:#60A5FA;
  --accent:#2563EB;
  --accent-2:#38BDF8;
  --accent-3:#22D3EE;
  --ok:#22C55E;
  --warn:#FBBF24;
  --danger:#F87171;
  --r-sm:12px;
  --r:18px;
  --r-lg:26px;
  --sh:0 18px 44px rgba(2,8,23,.65);
  --sh-soft:0 10px 26px rgba(2,8,23,.45);
  --max:1200px;
  --gap:clamp(46px,5.5vw,84px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--txt);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .25s ease,background .25s ease,border-color .25s ease,transform .25s ease}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.25;letter-spacing:-.01em;color:#fff}
h1{font-size:clamp(28px,4vw,44px)}
h2{font-size:clamp(23px,2.8vw,33px)}
h3{font-size:18.5px}
h4{font-size:15px}
::selection{background:rgba(56,189,248,.35)}
:focus-visible{outline:2px solid var(--accent-3);outline-offset:3px;border-radius:6px}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:var(--gap) 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.9) 0%,rgba(3,7,18,.96) 100%);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:800px;margin-bottom:38px}
.section-head--tight{margin-bottom:26px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-3);margin-bottom:14px}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--accent),var(--accent-3));border-radius:2px}
.section-title{margin-bottom:14px}
.section-desc{color:var(--muted);font-size:15.5px;max-width:770px}
.text-muted{color:var(--muted)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:12px 22px;border-radius:999px;font-weight:600;font-size:15px;border:1px solid transparent;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#03142e;box-shadow:0 12px 30px rgba(37,99,235,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 38px rgba(56,189,248,.5);color:#03142e}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 20px rgba(37,99,235,.4)}
.btn-outline{border-color:var(--line-strong);color:var(--holo);background:rgba(37,99,235,.1)}
.btn-outline:hover{background:rgba(37,99,235,.22);color:#fff;transform:translateY(-2px)}
.btn-ghost{background:transparent;color:var(--muted);padding:12px 14px}
.btn-ghost:hover{color:#fff}
.btn-lg{padding:15px 28px;font-size:16px}
.btn-block{width:100%}

.badge{display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:600;letter-spacing:.04em;border:1px solid var(--line-strong);background:rgba(37,99,235,.14);color:#CFE9FF}
.badge-live{color:#A7F3D0;border-color:rgba(34,197,94,.4);background:rgba(34,197,94,.12)}
.badge-live i{font-size:8px}
.tag{display:inline-block;padding:4px 11px;border-radius:8px;font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-3);background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.28)}

/* ============ HEADER ============ */
.site-header{position:sticky;top:0;z-index:80;background:rgba(3,7,18,.86);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:74px;position:relative}
.brand{display:inline-flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{width:40px;height:40px;display:grid;place-items:center;border-radius:13px;background:linear-gradient(135deg,var(--accent),var(--accent-3));font-size:19px;box-shadow:0 8px 22px rgba(37,99,235,.4)}
.brand-text{font-weight:800;font-size:16px;line-height:1.15;color:#fff}
.brand-text em{display:block;font-style:normal;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-3);font-weight:600}
.main-nav{margin-left:auto}
.nav-list{display:flex;align-items:center;gap:6px}
.nav-link{display:inline-block;padding:10px 14px;border-radius:11px;font-size:14.5px;font-weight:600;color:var(--muted);border:1px solid transparent}
.nav-link:hover{color:#fff;background:rgba(37,99,235,.14)}
.nav-link.is-active{color:#fff;background:rgba(37,99,235,.2);border-color:var(--line-strong)}
.nav-actions{display:flex;align-items:center;gap:8px}
.nav-toggle{display:none;position:relative;width:44px;height:44px;border-radius:13px;border:1px solid var(--line-strong);background:rgba(37,99,235,.12)}
.nav-toggle span{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:18px;height:2px;background:var(--accent-2);border-radius:2px}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--accent-2);border-radius:2px;transition:transform .25s ease}
.nav-toggle span::before{transform:translateY(-6px)}
.nav-toggle span::after{transform:translateY(6px)}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;padding:clamp(42px,5vw,76px) 0 clamp(46px,5vw,80px);border-bottom:1px solid var(--line)}
.hero-bg{position:absolute;inset:0;background-image:url('/assets/images/9f4fd0899deb4e42.jpg');background-size:cover;background-position:center;opacity:.4;filter:saturate(.9)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(115deg,rgba(3,7,18,.97) 0%,rgba(3,7,18,.87) 45%,rgba(8,18,41,.74) 100%)}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:clamp(28px,4vw,56px);align-items:start}
.hero h1{margin:16px 0 18px;text-shadow:0 6px 30px rgba(2,8,23,.7)}
.hero-lead{color:#CBD5E1;font-size:16.5px;max-width:640px;line-height:1.7}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 30px}
.hero-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;border-top:1px solid var(--line);padding-top:24px}
.hero-stats li{display:flex;flex-direction:column;gap:2px}
.hero-stats strong{font-size:clamp(19px,2vw,24px);font-weight:800;color:#fff}
.hero-stats span{font-size:13px;color:var(--muted);line-height:1.45}

/* live board panel */
.live-panel{background:linear-gradient(160deg,rgba(11,24,48,.96) 0%,rgba(8,18,41,.98) 100%);border:1px solid var(--line-strong);border-radius:var(--r-lg);box-shadow:var(--sh);overflow:hidden}
.live-panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line);background:rgba(37,99,235,.12)}
.live-panel-head h2{font-size:15px;letter-spacing:.02em}
.live-rows{padding:6px 0}
.live-row{display:grid;grid-template-columns:1fr auto;gap:6px 14px;padding:13px 20px;border-bottom:1px dashed rgba(56,189,248,.14)}
.live-row:last-child{border-bottom:0}
.live-row .match{font-weight:600;font-size:14.5px;color:#E2E8F0}
.live-row .minute{font-size:12px;color:var(--accent-3);font-weight:700;letter-spacing:.06em}
.live-row .prices{display:flex;flex-wrap:wrap;gap:8px;grid-column:1 / -1}
.price-chip{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:8px;font-size:12.5px;font-weight:600;background:rgba(37,99,235,.14);border:1px solid var(--line);color:#CFE9FF}
.price-chip.up{color:#FCA5A5;border-color:rgba(248,113,113,.35);background:rgba(248,113,113,.12)}
.price-chip.down{color:#86EFAC;border-color:rgba(34,197,94,.32);background:rgba(34,197,94,.12)}
.live-panel-foot{padding:14px 20px;border-top:1px solid var(--line);font-size:12.5px;color:var(--muted);background:rgba(3,7,18,.4)}

/* ============ METRIC BOARD ============ */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.metric-card{background:linear-gradient(160deg,rgba(11,24,48,.9),rgba(8,18,41,.72));border:1px solid var(--line);border-radius:var(--r);padding:22px 20px;transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.metric-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-soft)}
.metric-card .metric-label{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);font-weight:700}
.metric-card .metric-value{font-size:clamp(26px,3vw,34px);font-weight:800;margin:10px 0 8px;background:linear-gradient(135deg,#fff,var(--accent-3));-webkit-background-clip:text;background-clip:text;color:transparent}
.metric-card p{font-size:14px;color:var(--muted)}

.table-wrap{margin-top:30px;overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:rgba(8,18,41,.6)}
table.odds-table{width:100%;min-width:720px;border-collapse:collapse;font-size:14px}
table.odds-table thead th{text-align:left;padding:14px 16px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-3);background:rgba(37,99,235,.12);border-bottom:1px solid var(--line);white-space:nowrap}
table.odds-table td{padding:14px 16px;border-bottom:1px solid rgba(56,189,248,.1);color:#CBD5E1}
table.odds-table tbody tr:hover{background:rgba(37,99,235,.1)}
table.odds-table tbody tr:last-child td{border-bottom:0}
table.odds-table .team{color:#fff;font-weight:600}
table.odds-table .delta-up{color:#FCA5A5;font-weight:600}
table.odds-table .delta-down{color:#86EFAC;font-weight:600}

/* ============ MARKET MATRIX ============ */
.market-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.market-card{position:relative;background:rgba(11,24,48,.72);border:1px solid var(--line);border-radius:var(--r);padding:24px 22px;transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.market-card::before{content:"";position:absolute;left:22px;top:0;width:44px;height:3px;border-radius:0 0 4px 4px;background:linear-gradient(90deg,var(--accent),var(--accent-3))}
.market-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--sh-soft)}
.market-card .market-icon{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(37,99,235,.16);border:1px solid var(--line);color:var(--accent-2);margin:14px 0 16px;font-size:17px}
.market-card h3{margin-bottom:10px}
.market-card p{font-size:14.5px;color:var(--muted)}

/* ============ SCENARIOS ============ */
.scene-list{display:grid;gap:22px}
.scene-row{display:grid;grid-template-columns:minmax(0,.42fr) minmax(0,.58fr);gap:clamp(20px,3vw,40px);align-items:center;padding:22px;border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(8,18,41,.55);transition:border-color .3s ease,transform .3s ease}
.scene-row:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.scene-row:nth-child(even){grid-template-columns:minmax(0,.58fr) minmax(0,.42fr)}
.scene-row:nth-child(even) .scene-media{order:2}
.scene-media{border-radius:var(--r);overflow:hidden;border:1px solid var(--line)}
.scene-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease}
.scene-row:hover .scene-media img{transform:scale(1.04)}
.scene-body h3{margin:10px 0 12px}
.scene-body p{color:var(--muted);font-size:14.8px}
.scene-body ul{margin-top:14px;display:grid;gap:8px}
.scene-body li{display:flex;gap:10px;font-size:14.2px;color:#CBD5E1}
.scene-body li i{color:var(--accent-3);margin-top:4px;font-size:12px}

/* ============ COMPARISON ============ */
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(8,18,41,.6)}
table.compare-table{width:100%;min-width:680px;border-collapse:collapse;font-size:14.5px}
table.compare-table thead th{padding:18px 20px;text-align:left;font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;border-bottom:1px solid var(--line)}
table.compare-table thead th:first-child{color:var(--muted)}
table.compare-table thead th.col-a{color:var(--holo);background:rgba(37,99,235,.1)}
table.compare-table thead th.col-b{color:var(--accent-3);background:rgba(34,211,238,.1)}
table.compare-table td{padding:16px 20px;border-bottom:1px solid rgba(56,189,248,.1);color:#CBD5E1;vertical-align:top}
table.compare-table td:first-child{color:#fff;font-weight:600;width:26%}
table.compare-table tbody tr:last-child td{border-bottom:0}

/* ============ TIMELINE ============ */
.timeline{position:relative;margin-top:8px;padding-left:26px;border-left:1px solid var(--line-strong)}
.timeline-item{position:relative;padding:0 0 30px 24px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{content:"";position:absolute;left:-33px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--bg);border:2px solid var(--accent-3);box-shadow:0 0 0 4px rgba(34,211,238,.14)}
.timeline-item .tl-time{font-size:12.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-3)}
.timeline-item h3{margin:8px 0 10px;font-size:17px}
.timeline-item p{color:var(--muted);font-size:14.5px;max-width:720px}

/* ============ NEWS LIST ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{border:1px solid var(--line);border-radius:var(--r);background:rgba(11,24,48,.7);transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-soft)}
.news-link{display:flex;flex-direction:column;gap:12px;padding:22px 20px;height:100%}
.news-link h3{font-size:16.5px;line-height:1.45}
.news-link p{font-size:14px;color:var(--muted);flex-grow:1}
.news-meta{font-size:12.5px;color:var(--accent-3);font-weight:600;letter-spacing:.04em}
.news-empty{padding:26px 22px;border:1px dashed var(--line-strong);border-radius:var(--r);color:var(--muted);font-size:14.5px;background:rgba(8,18,41,.5)}

/* ============ CHANNEL ROW ============ */
.channel-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.channel-item{display:flex;flex-direction:column;gap:12px;padding:26px 24px;border:1px solid var(--line);border-radius:var(--r-lg);background:linear-gradient(150deg,rgba(11,24,48,.92),rgba(8,18,41,.7));transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease}
.channel-item:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--sh-soft)}
.channel-idx{font-size:13px;font-weight:800;letter-spacing:.2em;color:var(--accent-3)}
.channel-item h3{font-size:20px}
.channel-item p{font-size:14.4px;color:var(--muted);flex-grow:1}
.channel-more{font-size:14px;font-weight:600;color:var(--holo);display:inline-flex;align-items:center;gap:8px}
.channel-item:hover .channel-more{color:#fff}
.channel-item:hover .channel-more i{transform:translateX(4px)}
.channel-more i{transition:transform .3s ease}

/* ============ GUARANTEE ============ */
.guarantee{position:relative;overflow:hidden}
.guarantee-bg{position:absolute;inset:0;background-image:url('/assets/images/8fa8c188fa5ee87e.jpg');background-size:cover;background-position:center;opacity:.16}
.guarantee::after{content:"";position:absolute;inset:0;background:linear-gradient(120deg,rgba(3,7,18,.95),rgba(8,18,41,.9))}
.guarantee .container{position:relative;z-index:2}
.guarantee-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.guarantee-item{padding:22px 20px;border:1px solid var(--line);border-radius:var(--r);background:rgba(3,7,18,.6)}
.guarantee-item i{color:var(--accent-3);font-size:20px}
.guarantee-item h3{font-size:16px;margin:14px 0 8px}
.guarantee-item p{font-size:14px;color:var(--muted)}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--r);background:rgba(11,24,48,.66);overflow:hidden;transition:border-color .3s ease,background .3s ease}
.faq-item[open]{border-color:var(--line-strong);background:rgba(14,31,61,.8)}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 52px 18px 20px;font-weight:600;font-size:15.5px;color:#fff;position:relative}
.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:12px;color:var(--accent-3);transition:transform .3s ease}
.faq-item[open] summary::after{content:"\f068"}
.faq-item .faq-answer{padding:0 20px 20px;color:var(--muted);font-size:14.6px;border-top:1px solid rgba(56,189,248,.12);padding-top:16px;margin-top:0}

/* ============ CTA FORM ============ */
.cta-panel{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:clamp(26px,4vw,52px);align-items:start;padding:clamp(26px,3.4vw,44px);border:1px solid var(--line-strong);border-radius:var(--r-lg);background:linear-gradient(150deg,rgba(14,31,61,.95),rgba(3,7,18,.94));box-shadow:var(--sh)}
.cta-panel h2{margin-bottom:14px}
.cta-panel .cta-lead{color:var(--muted);font-size:15.4px}
.cta-points{margin-top:22px;display:grid;gap:12px}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:#CBD5E1}
.cta-points i{color:var(--ok);margin-top:4px;font-size:13px}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.pay-badges span{padding:6px 12px;border-radius:8px;font-size:12.5px;font-weight:600;color:#CFE9FF;background:rgba(37,99,235,.14);border:1px solid var(--line)}
.cta-form{display:grid;gap:14px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.field{display:grid;gap:7px}
.field label{font-size:13px;font-weight:600;color:#CBD5E1;letter-spacing:.02em}
.field input,.field select{padding:12px 14px;border-radius:var(--r-sm);background:rgba(3,7,18,.7);border:1px solid var(--line);color:#fff;transition:border-color .25s ease,box-shadow .25s ease}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent-2);box-shadow:0 0 0 3px rgba(56,189,248,.18)}
.field input::placeholder{color:#64748B}
.check-row{display:flex;flex-wrap:wrap;gap:18px}
.check-row label{display:flex;align-items:center;gap:8px;font-size:13.6px;color:#CBD5E1;font-weight:500}
.check-row input{accent-color:var(--accent-2)}
.form-note{font-size:12.6px;color:var(--muted)}

/* ============ FOOTER ============ */
.site-footer{background:linear-gradient(180deg,rgba(8,18,41,.96),rgba(3,7,18,1));border-top:1px solid var(--line);padding:clamp(42px,5vw,70px) 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.4fr) repeat(3,minmax(0,1fr));gap:34px}
.footer-brand p{color:var(--muted);font-size:14.4px;margin-top:16px;max-width:420px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-badges span{padding:6px 12px;border-radius:8px;font-size:12px;font-weight:600;color:#CFE9FF;background:rgba(37,99,235,.12);border:1px solid var(--line)}
.footer-badges .age-badge{color:#FCA5A5;border-color:rgba(248,113,113,.4);background:rgba(248,113,113,.12)}
.footer-col h4{font-size:14px;letter-spacing:.08em;text-transform:uppercase;color:#fff;margin-bottom:16px}
.footer-col ul{display:grid;gap:10px}
.footer-col li{font-size:14.2px;color:var(--muted)}
.footer-col a:hover{color:var(--accent-2)}
.footer-bottom{margin-top:38px;padding-top:20px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;font-size:12.8px;color:var(--muted)}

/* ============ FAB ============ */
.fab{position:fixed;left:16px;bottom:96px;z-index:50;width:56px;height:56px;border-radius:18px;display:grid;place-items:center;background:rgba(7,7,13,.82);backdrop-filter:blur(12px);border:1px solid transparent;background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,var(--accent-2),var(--accent-3));background-origin:border-box;background-clip:padding-box,border-box;box-shadow:0 0 20px rgba(34,211,238,.45);color:var(--accent-3);font-size:20px;opacity:.78;transition:opacity .3s ease,transform .3s ease,box-shadow .3s ease}
.fab:hover{opacity:1;transform:scale(1.08);box-shadow:0 0 30px rgba(34,211,238,.7)}
.fab:active{transform:scale(.95)}
.fab .fab-dot{position:absolute;top:6px;right:6px;width:10px;height:10px;border-radius:50%;background:var(--danger);box-shadow:0 0 0 2px rgba(3,7,18,.9);animation:fabPulse 1.6s ease-in-out infinite}
@keyframes fabPulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.55;transform:scale(.82)}}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .market-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .guarantee-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr}
  .cta-panel{grid-template-columns:1fr}
  .nav-toggle{display:grid;place-items:center}
  .main-nav{position:absolute;top:100%;left:0;right:0;margin-left:0;background:rgba(3,7,18,.98);border-bottom:1px solid var(--line);padding:14px 20px;display:none}
  .main-nav.is-open{display:block}
  .nav-list{flex-direction:column;align-items:stretch;gap:4px}
  .nav-link{display:block;padding:12px 14px}
}
@media (max-width:768px){
  .scene-row,.scene-row:nth-child(even){grid-template-columns:1fr}
  .scene-row:nth-child(even) .scene-media{order:0}
  .form-row{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr;gap:12px}
  .btn{padding:11px 18px;font-size:14.5px}
  .btn-ghost{padding:11px 8px}
  .brand-text{font-size:14.5px}
  .brand-text em{font-size:10px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .metric-grid,.market-grid,.news-grid,.guarantee-grid,.footer-grid{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .footer-bottom{flex-direction:column}
  .fab{left:12px;bottom:88px;width:52px;height:52px}
}