/* roulang page: index */
:root{
  --bg-deep:#051F14;
  --bg-velvet:#0B2E1E;
  --bg-panel:#0E3625;
  --bg-panel-2:#0A2B1C;
  --gold:#F59E0B;
  --gold-lt:#FCD34D;
  --gold-dk:#B45309;
  --red:#DC2626;
  --txt:#F8FAFC;
  --txt-soft:#D1FAE5;
  --txt-mute:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-2:rgba(245,158,11,.5);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh:0 22px 46px -26px rgba(0,0,0,.92);
  --sh-gold:0 14px 36px -16px rgba(245,158,11,.42);
  --max:1200px;
  --sec-pad:clamp(52px,7vw,96px);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-deep);
  color:var(--txt);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--gold-lt)}
button{font-family:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5,p,dl,dd,dt,figure{margin:0}
:focus-visible{outline:2px solid var(--gold-lt);outline-offset:3px;border-radius:4px}

.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 18px}

/* ============ HEADER / NAV ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,31,20,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-bar{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,var(--gold-lt),var(--gold) 45%,var(--gold-dk));
  color:#0B2E1E;font-size:20px;font-weight:800;
  box-shadow:0 8px 20px -8px rgba(245,158,11,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:.2px;color:#fff}
.brand-text span{font-size:11.5px;color:var(--gold-lt);font-weight:600;letter-spacing:.6px;text-transform:uppercase}
.nav-list{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-list a{
  display:block;padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--txt-soft);
  border:1px solid transparent;white-space:nowrap;
}
.nav-list a:hover{color:var(--gold-lt);border-color:var(--line-2);background:rgba(245,158,11,.07)}
.nav-list a.active{color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold));border-color:transparent}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;
  color:var(--gold-lt);border:1px solid var(--line-2);background:transparent;
}
.btn-login:hover{background:rgba(245,158,11,.12);color:var(--gold-lt)}
.btn-signup{
  padding:9px 20px;border-radius:999px;font-size:14px;font-weight:800;
  color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
  box-shadow:0 10px 24px -12px rgba(245,158,11,.85);border:none;
}
.btn-signup:hover{filter:brightness(1.08);color:#0B2E1E;transform:translateY(-1px)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(245,158,11,.1);border:1px solid var(--line-2);
  color:var(--gold-lt);font-size:18px;
}
.nav-mobile{display:none;padding:8px 0 18px}
.nav-mobile a{
  display:block;padding:12px 14px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--txt-soft);border:1px solid transparent;
}
.nav-mobile a:hover,.nav-mobile a.active{background:rgba(245,158,11,.1);border-color:var(--line-2);color:var(--gold-lt)}
.nav-mobile.show{display:block}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;padding:clamp(44px,6vw,80px) 0 0}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/9ba6594326746d14.jpg');
  background-size:cover;background-position:center;
  opacity:.28;filter:saturate(.85);
}
.hero::after{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(900px 480px at 12% 8%,rgba(245,158,11,.16),transparent 62%),
    linear-gradient(180deg,rgba(5,31,20,.72) 0%,rgba(5,31,20,.93) 62%,var(--bg-deep) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:clamp(24px,4vw,54px);align-items:start}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;
  background:rgba(220,38,38,.16);border:1px solid rgba(220,38,38,.5);
  color:#FCA5A5;font-size:12.5px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;
}
.hero h1{
  margin-top:18px;
  font-size:clamp(27px,3.6vw,44px);
  line-height:1.24;font-weight:800;letter-spacing:-.4px;color:#fff;
}
.hero h1 .hl{
  background:linear-gradient(120deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:16px;font-size:15.5px;line-height:1.72;color:var(--txt-soft);max-width:62ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  cursor:pointer;
}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-lt),var(--gold) 52%,var(--gold-dk));
  color:#0B2E1E;box-shadow:0 16px 34px -16px rgba(245,158,11,.9);
}
.btn-gold:hover{transform:translateY(-2px);color:#0B2E1E;box-shadow:0 20px 40px -16px rgba(245,158,11,1)}
.btn-ghost{border-color:var(--line-2);color:var(--gold-lt);background:rgba(245,158,11,.06)}
.btn-ghost:hover{background:rgba(245,158,11,.14);color:var(--gold-lt);transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.985)}

.hero-chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.hero-chips li{
  padding:7px 13px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:var(--txt-mute);border:1px solid var(--line);background:rgba(11,46,30,.55);
}
.hero-chips li i{color:var(--gold);margin-right:5px}

.hero-spec{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(165deg,rgba(14,54,37,.94),rgba(5,31,20,.96));
  box-shadow:var(--sh);overflow:hidden;
}
.spec-head{
  display:flex;align-items:center;gap:10px;
  padding:16px 20px;border-bottom:1px solid var(--line);
  background:rgba(245,158,11,.07);
  font-size:13.5px;font-weight:700;color:var(--gold-lt);letter-spacing:.3px;
}
.spec-head i{font-size:15px}
.spec-list{padding:6px 20px 12px}
.spec-list>div{
  display:flex;justify-content:space-between;gap:14px;
  padding:11px 0;border-bottom:1px dashed rgba(245,158,11,.16);
}
.spec-list>div:last-child{border-bottom:none}
.spec-list dt{font-size:13.5px;color:var(--txt-mute);font-weight:500}
.spec-list dd{font-size:13.5px;color:#fff;font-weight:700;text-align:right}
.spec-link{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  padding:15px 20px;background:rgba(245,158,11,.1);
  border-top:1px solid var(--line);
  font-size:14px;font-weight:700;color:var(--gold-lt);
}
.spec-link:hover{background:rgba(245,158,11,.18);color:var(--gold-lt)}

.metric-bar{
  position:relative;z-index:2;
  margin-top:clamp(30px,4vw,52px);
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line);border-radius:var(--r-lg) var(--r-lg) 0 0;
  border-bottom:none;
  background:linear-gradient(180deg,rgba(14,54,37,.9),rgba(5,31,20,.6));
  overflow:hidden;
}
.metric{padding:20px 22px;border-right:1px solid var(--line)}
.metric:last-child{border-right:none}
.metric strong{
  display:block;font-size:clamp(21px,2.6vw,30px);font-weight:800;
  background:linear-gradient(120deg,var(--gold-lt),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  line-height:1.2;
}
.metric span{display:block;margin-top:5px;font-size:12.8px;color:var(--txt-mute);line-height:1.5}

/* ============ SECTION BASE ============ */
section{padding:var(--sec-pad) 0}
.sec-alt{background:linear-gradient(180deg,var(--bg-velvet),var(--bg-deep))}
.sec-deep{background:var(--bg-panel-2)}
.sec-line{border-top:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:clamp(28px,3.6vw,46px)}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-tag{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:800;letter-spacing:1.1px;text-transform:uppercase;
  color:var(--gold);margin-bottom:12px;
}
.sec-tag::before{content:'';width:22px;height:2px;background:linear-gradient(90deg,var(--gold),transparent);border-radius:2px}
.sec-head h2{
  font-size:clamp(22px,2.9vw,33px);font-weight:800;line-height:1.3;
  color:#fff;letter-spacing:-.3px;
}
.sec-head p{margin-top:13px;font-size:15px;line-height:1.72;color:var(--txt-soft)}

/* ============ STATS GRID ============ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-card{
  padding:26px 22px;border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(14,54,37,.85),rgba(5,31,20,.9));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.stat-card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--sh-gold)}
.stat-card .num{
  font-size:clamp(24px,3vw,34px);font-weight:800;line-height:1.15;
  background:linear-gradient(120deg,var(--gold-lt),var(--gold));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-card h3{margin-top:10px;font-size:15px;font-weight:700;color:#fff}
.stat-card p{margin-top:7px;font-size:13.5px;line-height:1.62;color:var(--txt-mute)}

/* ============ LADDER / ƯU ĐÃI ============ */
.ladder{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rung{
  position:relative;padding:28px 24px 26px;border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(170deg,rgba(11,46,30,.92),rgba(5,31,20,.96));
  transition:border-color .25s ease,transform .25s ease;
}
.rung:hover{border-color:var(--line-2);transform:translateY(-3px)}
.rung-badge{
  position:absolute;top:-13px;left:22px;
  padding:5px 13px;border-radius:999px;
  font-size:11.5px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#0B2E1E;
}
.rung-badge.red{background:linear-gradient(135deg,#F87171,var(--red));color:#fff}
.rung h3{font-size:19px;font-weight:800;color:#fff}
.rung .amt{margin-top:10px;font-size:26px;font-weight:800;color:var(--gold-lt)}
.rung .amt small{font-size:13px;font-weight:600;color:var(--txt-mute);margin-left:5px}
.rung p{margin-top:11px;font-size:14px;line-height:1.68;color:var(--txt-soft)}
.bar{margin-top:18px;height:8px;border-radius:99px;background:rgba(245,158,11,.14);overflow:hidden}
.bar i{display:block;height:100%;border-radius:99px;background:linear-gradient(90deg,var(--gold-dk),var(--gold-lt))}
.rung .bar-label{display:flex;justify-content:space-between;margin-top:8px;font-size:12px;color:var(--txt-mute)}

/* ============ COMPARE TABLE ============ */
.table-wrap{
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(180deg,rgba(11,46,30,.8),rgba(5,31,20,.9));
}
.cmp-table{width:100%;border-collapse:collapse;min-width:640px}
.cmp-table th,.cmp-table td{
  padding:16px 18px;text-align:left;font-size:14px;
  border-bottom:1px solid rgba(245,158,11,.14);
}
.cmp-table thead th{
  background:rgba(245,158,11,.1);color:var(--gold-lt);
  font-size:13px;font-weight:800;letter-spacing:.5px;text-transform:uppercase;
}
.cmp-table tbody th{font-weight:600;color:var(--txt-soft);font-size:13.5px}
.cmp-table td{color:#fff;font-weight:600}
.cmp-table tbody tr:last-child th,.cmp-table tbody tr:last-child td{border-bottom:none}
.cmp-table tbody tr:hover{background:rgba(245,158,11,.05)}
.cmp-table td.hi{color:var(--gold-lt)}
.scroll-x{overflow-x:auto;-webkit-overflow-scrolling:touch}

/* ============ COUNTDOWN ============ */
.flash{
  display:grid;grid-template-columns:1.2fr .8fr;gap:clamp(22px,3.5vw,44px);
  align-items:center;padding:clamp(28px,4vw,48px);
  border-radius:var(--r-xl);border:1px solid var(--line-2);
  background:
    radial-gradient(600px 260px at 88% 12%,rgba(220,38,38,.24),transparent 65%),
    linear-gradient(140deg,rgba(14,54,37,.95),rgba(5,31,20,.98));
  box-shadow:var(--sh);
}
.flash h2{font-size:clamp(21px,2.8vw,30px);font-weight:800;line-height:1.32;color:#fff}
.flash p{margin-top:13px;font-size:15px;line-height:1.72;color:var(--txt-soft)}
.count-box{text-align:center}
.count-label{font-size:12.5px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--txt-mute)}
.count-time{
  display:block;margin:12px 0 20px;
  font-size:clamp(32px,5vw,50px);font-weight:800;letter-spacing:2px;
  font-variant-numeric:tabular-nums;
  background:linear-gradient(120deg,var(--gold-lt),var(--gold) 60%,var(--red));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ============ HOT LIST ============ */
.hot-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.hot-card{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line);background:var(--bg-velvet);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.hot-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-gold)}
.hot-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.hot-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.hot-card:hover .hot-thumb img{transform:scale(1.06)}
.hot-thumb::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(5,31,20,.92))}
.hot-tag{
  position:absolute;top:12px;left:12px;z-index:2;
  padding:5px 11px;border-radius:6px;font-size:11px;font-weight:800;
  letter-spacing:.6px;text-transform:uppercase;
  background:var(--red);color:#fff;box-shadow:0 6px 16px -6px rgba(220,38,38,.9);
}
.hot-tag.gold{background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#0B2E1E}
.hot-body{padding:18px 20px 22px}
.hot-body h3{font-size:16.5px;font-weight:800;color:#fff}
.hot-body p{margin-top:8px;font-size:13.6px;line-height:1.66;color:var(--txt-mute)}
.hot-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pill{
  padding:5px 11px;border-radius:999px;font-size:11.5px;font-weight:700;
  border:1px solid var(--line);color:var(--gold-lt);background:rgba(245,158,11,.08);
}

/* ============ CATEGORY WALL ============ */
.cat-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{
  display:flex;flex-direction:column;gap:12px;
  padding:28px 24px;border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(14,54,37,.9),rgba(5,31,20,.95));
  transition:transform .26s ease,border-color .26s ease;
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--line-2)}
.cat-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold-lt),var(--gold-dk));color:#0B2E1E;font-size:20px;
}
.cat-card h3{font-size:18px;font-weight:800;color:#fff}
.cat-card p{font-size:13.8px;line-height:1.68;color:var(--txt-mute)}
.cat-more{
  margin-top:auto;display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:700;color:var(--gold-lt);
}

/* ============ MATRIX LIST ============ */
.matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:14px 32px}
.matrix li{
  display:flex;gap:13px;padding:16px 0;
  border-bottom:1px dashed rgba(245,158,11,.18);
}
.matrix li i{
  flex-shrink:0;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);color:var(--gold-lt);font-size:14px;
}
.matrix li h4{font-size:15px;font-weight:700;color:#fff}
.matrix li p{margin-top:5px;font-size:13.5px;line-height:1.64;color:var(--txt-mute)}

/* ============ VS COMPARE ============ */
.vs{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.vs-col{padding:26px 24px;border-radius:var(--r-lg);border:1px solid var(--line);background:rgba(11,46,30,.6)}
.vs-col.win{border-color:var(--line-2);background:linear-gradient(165deg,rgba(245,158,11,.12),rgba(5,31,20,.95))}
.vs-col h3{font-size:17px;font-weight:800;color:#fff;display:flex;align-items:center;gap:10px}
.vs-col h3 i{color:var(--gold-lt)}
.vs-col ul{margin-top:16px;display:grid;gap:11px}
.vs-col li{display:flex;gap:10px;font-size:14px;line-height:1.62;color:var(--txt-soft)}
.vs-col li i{flex-shrink:0;margin-top:5px;font-size:12px}
.vs-col li i.yes{color:#34D399}
.vs-col li i.no{color:#F87171}

/* ============ TIMELINE ============ */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;position:relative}
.tl-item{position:relative;padding-top:26px}
.tl-item::before{
  content:'';position:absolute;top:7px;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--gold),rgba(245,158,11,.12));
}
.tl-item::after{
  content:'';position:absolute;top:1px;left:0;
  width:14px;height:14px;border-radius:50%;
  background:var(--gold-lt);box-shadow:0 0 0 4px rgba(245,158,11,.16);
}
.tl-item h4{font-size:14.5px;font-weight:800;color:var(--gold-lt)}
.tl-item p{margin-top:8px;font-size:13.5px;line-height:1.64;color:var(--txt-mute)}

/* ============ REVIEWS ============ */
.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rev-card{
  padding:24px;border-radius:var(--r-lg);
  border:1px solid var(--line);background:rgba(11,46,30,.62);
  display:flex;flex-direction:column;gap:14px;
}
.rev-stars{color:var(--gold-lt);font-size:13px;letter-spacing:2px}
.rev-card p{font-size:14px;line-height:1.7;color:var(--txt-soft)}
.rev-who{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line)}
.rev-av{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(140deg,var(--gold-lt),var(--gold-dk));color:#0B2E1E;font-weight:800;font-size:15px;
}
.rev-who strong{display:block;font-size:14px;color:#fff}
.rev-who span{display:block;font-size:12.5px;color:var(--txt-mute)}

/* ============ TRUST STRIP ============ */
.trust-strip{
  display:grid;grid-template-columns:repeat(5,1fr);gap:14px;
  padding:26px 24px;border-radius:var(--r-lg);
  border:1px solid var(--line);background:rgba(11,46,30,.5);
}
.trust-item{display:flex;flex-direction:column;gap:9px;text-align:left}
.trust-item i{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);color:var(--gold-lt);font-size:16px;
}
.trust-item strong{font-size:13.8px;font-weight:700;color:#fff}
.trust-item span{font-size:12.5px;line-height:1.55;color:var(--txt-mute)}

/* ============ NEWS ============ */
.news-layout{display:grid;grid-template-columns:1.55fr 1fr;gap:26px;align-items:start}
.news-list{display:grid;gap:14px}
.news-item{
  display:block;padding:20px 22px;border-radius:var(--r-md);
  border:1px solid var(--line);background:rgba(11,46,30,.55);
  transition:border-color .24s ease,transform .24s ease,background .24s ease;
}
.news-item:hover{border-color:var(--line-2);transform:translateX(4px);background:rgba(14,54,37,.75)}
.news-cat{
  display:inline-block;padding:3px 10px;border-radius:999px;
  font-size:11px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;
  color:var(--gold-lt);background:rgba(245,158,11,.12);border:1px solid var(--line);
}
.news-item h3{margin-top:10px;font-size:16px;font-weight:700;line-height:1.5;color:#fff}
.news-item p{margin-top:8px;font-size:13.6px;line-height:1.66;color:var(--txt-mute)}
.news-item time{display:block;margin-top:11px;font-size:12.3px;color:var(--gold);font-weight:600}
.news-side{
  padding:22px;border-radius:var(--r-lg);
  border:1px solid var(--line);background:linear-gradient(170deg,rgba(14,54,37,.85),rgba(5,31,20,.95));
}
.news-side h3{font-size:15.5px;font-weight:800;color:var(--gold-lt);margin-bottom:14px}
.side-item{display:block;padding:13px 0;border-bottom:1px dashed rgba(245,158,11,.18)}
.side-item:last-child{border-bottom:none}
.side-item strong{display:block;font-size:14px;font-weight:600;line-height:1.55;color:var(--txt-soft)}
.side-item:hover strong{color:var(--gold-lt)}
.side-item span{display:block;margin-top:6px;font-size:12.2px;color:var(--txt-mute)}
.empty-note{padding:20px;border-radius:var(--r-md);border:1px dashed var(--line-2);color:var(--txt-mute);font-size:14px;text-align:center}

/* ============ CTA FORM ============ */
.cta-wrap{
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,52px);
  padding:clamp(28px,4vw,52px);border-radius:var(--r-xl);
  border:1px solid var(--line-2);
  background:
    radial-gradient(620px 300px at 10% 0%,rgba(245,158,11,.16),transparent 62%),
    linear-gradient(150deg,rgba(14,54,37,.95),rgba(5,31,20,.99));
  box-shadow:var(--sh);
}
.cta-wrap h2{font-size:clamp(22px,2.9vw,32px);font-weight:800;line-height:1.3;color:#fff}
.cta-wrap>div>p{margin-top:14px;font-size:15px;line-height:1.72;color:var(--txt-soft)}
.cta-points{margin-top:22px;display:grid;gap:12px}
.cta-points li{display:flex;gap:11px;font-size:14px;color:var(--txt-soft);line-height:1.6}
.cta-points li i{color:var(--gold-lt);margin-top:4px;flex-shrink:0}
.lead-form{
  padding:26px 24px;border-radius:var(--r-lg);
  border:1px solid var(--line);background:rgba(5,31,20,.72);
}
.lead-form h3{font-size:17px;font-weight:800;color:var(--gold-lt);margin-bottom:18px}
.field{margin-bottom:15px}
.field label{display:block;font-size:13px;font-weight:600;color:var(--txt-soft);margin-bottom:7px}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  background:rgba(11,46,30,.85);border:1px solid var(--line);
  color:#fff;font-size:14px;font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder{color:#6F7F72}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,158,11,.16);
}
.field select option{background:#0B2E1E;color:#fff}
.form-btn{width:100%;justify-content:center;margin-top:6px}
.form-note{margin-top:12px;font-size:12.3px;line-height:1.6;color:var(--txt-mute)}
.form-msg{margin-top:12px;font-size:13.5px;color:#34D399;font-weight:600;min-height:20px}

/* ============ FOOTER ============ */
.site-footer{
  margin-top:0;padding:clamp(44px,5vw,70px) 0 0;
  background:linear-gradient(180deg,var(--bg-panel-2),#03150E);
  border-top:1px solid var(--line);
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:32px}
.foot-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.foot-brand .brand-mark{width:40px;height:40px;font-size:18px}
.foot-brand strong{font-size:16px;font-weight:800;color:#fff;line-height:1.3}
.foot-about{font-size:13.8px;line-height:1.7;color:var(--txt-mute);max-width:40ch}
.foot-col h4{font-size:13.5px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;color:var(--gold-lt);margin-bottom:16px}
.foot-col ul{display:grid;gap:10px}
.foot-col a{font-size:13.8px;color:var(--txt-mute)}
.foot-col a:hover{color:var(--gold-lt)}
.foot-pay{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px}
.foot-pay span{
  padding:6px 12px;border-radius:8px;font-size:12px;font-weight:700;
  color:var(--txt-soft);border:1px solid var(--line);background:rgba(245,158,11,.07);
}
.foot-bottom{
  margin-top:clamp(32px,4vw,48px);padding:22px 0;
  border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
}
.foot-bottom p{font-size:12.6px;color:var(--txt-mute);line-height:1.6}
.age-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:5px 12px;border-radius:999px;font-size:11.5px;font-weight:800;
  color:#FCA5A5;border:1px solid rgba(220,38,38,.5);background:rgba(220,38,38,.12);
}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:900;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,#1B4A32,#0B2E1E 62%,#051F14);
  border:2px solid var(--gold);
  color:var(--gold-lt);font-size:21px;
  box-shadow:0 8px 28px rgba(245,158,11,.38);
  opacity:.86;
  animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .26s ease,opacity .26s ease,box-shadow .26s ease;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 12px 34px rgba(245,158,11,.6);color:var(--gold-lt)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab i{transition:transform .5s ease}
.fab:hover i{transform:rotate(360deg)}
.fab-dot{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}

/* ============ MOBILE STICKY BAR ============ */
.sticky-cta{
  display:none;position:fixed;left:0;right:0;bottom:0;z-index:950;
  padding:10px 14px;background:rgba(5,31,20,.96);
  border-top:1px solid var(--line-2);
  backdrop-filter:blur(10px);
}
.sticky-cta .btn{width:100%;justify-content:center;padding:12px 20px}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .hero-spec{max-width:620px}
  .metric-bar{grid-template-columns:repeat(2,1fr)}
  .metric:nth-child(2){border-right:none}
  .metric:nth-child(1),.metric:nth-child(2){border-bottom:1px solid var(--line)}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .ladder{grid-template-columns:1fr;gap:26px}
  .hot-grid{grid-template-columns:repeat(2,1fr)}
  .cat-wall{grid-template-columns:1fr}
  .matrix{grid-template-columns:1fr}
  .timeline{grid-template-columns:repeat(2,1fr);gap:26px}
  .rev-grid{grid-template-columns:1fr}
  .trust-strip{grid-template-columns:repeat(2,1fr);gap:20px}
  .news-layout{grid-template-columns:1fr}
  .cta-wrap{grid-template-columns:1fr}
  .flash{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991px){
  .nav-list{display:none}
  .nav-toggle{display:grid;place-items:center}
  .nav-bar{gap:12px}
  .brand-text strong{font-size:15px}
  .nav-actions{margin-left:auto}
}
@media (max-width:768px){
  .vs{grid-template-columns:1fr}
  .sticky-cta{display:block}
  .fab{bottom:88px;left:14px;width:54px;height:54px;font-size:19px}
  body{padding-bottom:64px}
}
@media (max-width:520px){
  .container{padding:0 14px}
  .brand-mark{width:38px;height:38px;font-size:18px}
  .brand-text strong{font-size:13.6px}
  .brand-text span{font-size:10px}
  .btn-login{padding:8px 11px;font-size:12.5px}
  .btn-signup{padding:8px 14px;font-size:12.5px}
  .metric-bar{grid-template-columns:1fr}
  .metric{border-right:none;border-bottom:1px solid var(--line)}
  .metric:last-child{border-bottom:none}
  .stat-grid{grid-template-columns:1fr}
  .hot-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr}
  .trust-strip{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .hero-actions .btn{width:100%;justify-content:center}
  .cmp-table th,.cmp-table td{padding:13px 12px;font-size:13px}
}

/* roulang page: article */
:root{
  --bg-deep:#051F14;
  --bg-velvet:#0B2E1E;
  --bg-panel:#0E3625;
  --bg-panel-2:#0A2B1C;
  --gold:#F59E0B;
  --gold-lt:#FCD34D;
  --gold-dk:#B45309;
  --red:#DC2626;
  --txt:#F8FAFC;
  --txt-soft:#D1FAE5;
  --txt-mute:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-2:rgba(245,158,11,.5);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh:0 22px 46px -26px rgba(0,0,0,.92);
  --sh-gold:0 14px 36px -16px rgba(245,158,11,.42);
  --max:1200px;
  --sec-pad:clamp(52px,7vw,96px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-deep);
  color:var(--txt);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--gold-lt)}
button,input{font-family:inherit}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 18px}
ul{margin:0;padding:0;list-style:none}
p{margin:0 0 16px}
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,31,20,.94);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-bar{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,var(--gold-lt),var(--gold) 45%,var(--gold-dk));
  color:#0B2E1E;font-size:20px;font-weight:800;
  box-shadow:0 8px 20px -8px rgba(245,158,11,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:.2px;color:#fff}
.brand-text span{font-size:11.5px;color:var(--gold-lt);font-weight:600;letter-spacing:.6px;text-transform:uppercase}
.nav-list{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-list a{
  display:block;padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--txt-soft);
  border:1px solid transparent;white-space:nowrap;
}
.nav-list a:hover{color:var(--gold-lt);border-color:var(--line-2);background:rgba(245,158,11,.07)}
.nav-list a.active{color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold));border-color:transparent}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;
  color:var(--gold-lt);border:1px solid var(--line-2);background:transparent;
}
.btn-login:hover{background:rgba(245,158,11,.12);color:var(--gold-lt)}
.btn-signup{
  padding:9px 20px;border-radius:999px;font-size:14px;font-weight:800;
  color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
  box-shadow:0 10px 24px -12px rgba(245,158,11,.85);border:none;
}
.btn-signup:hover{filter:brightness(1.08);color:#0B2E1E;transform:translateY(-1px)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(245,158,11,.1);border:1px solid var(--line-2);
  color:var(--gold-lt);font-size:18px;
}
.nav-mobile{display:none;padding:8px 0 18px}
.nav-mobile a{
  display:block;padding:12px 14px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--txt-soft);border:1px solid transparent;
}
.nav-mobile a:hover,.nav-mobile a.active{background:rgba(245,158,11,.1);border-color:var(--line-2);color:var(--gold-lt)}
.nav-mobile.show{display:block}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  cursor:pointer;
}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-lt),var(--gold) 52%,var(--gold-dk));
  color:#0B2E1E;box-shadow:0 16px 34px -16px rgba(245,158,11,.9);
}
.btn-gold:hover{transform:translateY(-2px);color:#0B2E1E;box-shadow:0 20px 40px -16px rgba(245,158,11,1)}
.btn-ghost{border-color:var(--line-2);color:var(--gold-lt);background:rgba(245,158,11,.06)}
.btn-ghost:hover{background:rgba(245,158,11,.14);color:var(--gold-lt);transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.985)}
.article-hero{position:relative;overflow:hidden;padding:clamp(42px,6vw,78px) 0 clamp(34px,5vw,58px)}
.article-hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/887a5eaf8a7a833b.jpg');
  background-size:cover;background-position:center;
  opacity:.24;filter:saturate(.85);
}
.article-hero::after{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(820px 430px at 15% 5%,rgba(245,158,11,.2),transparent 62%),
    linear-gradient(180deg,rgba(5,31,20,.72) 0%,rgba(5,31,20,.94) 62%,var(--bg-deep) 100%);
}
.article-hero .container{position:relative;z-index:2}
.hero-layout{display:grid;grid-template-columns:1.35fr .85fr;gap:clamp(26px,4vw,56px);align-items:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;
  background:rgba(220,38,38,.16);border:1px solid rgba(220,38,38,.5);
  color:#FCA5A5;font-size:12.5px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;
}
.article-hero h1{
  margin:18px 0 0;
  font-size:clamp(28px,3.8vw,48px);
  line-height:1.22;font-weight:800;letter-spacing:-.4px;color:#fff;
  max-width:20ch;
}
.article-hero h1 .hl{
  background:linear-gradient(120deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-summary{margin-top:18px;font-size:15.5px;line-height:1.72;color:var(--txt-soft);max-width:64ch}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-meta span{
  padding:7px 13px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:var(--txt-mute);border:1px solid var(--line);background:rgba(11,46,30,.55);
}
.hero-meta i{color:var(--gold);margin-right:5px}
.hero-panel{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(165deg,rgba(14,54,37,.94),rgba(5,31,20,.96));
  box-shadow:var(--sh);overflow:hidden;
}
.hero-panel img{width:100%;aspect-ratio:16/11;object-fit:cover}
.hero-panel-body{padding:20px}
.hero-panel-body h2{font-size:18px;margin:0 0 10px;color:#fff}
.hero-panel-body p{font-size:14px;color:var(--txt-soft);margin:0 0 14px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.hero-stats div{padding:11px 8px;border-radius:var(--r-sm);background:rgba(245,158,11,.09);border:1px solid var(--line);text-align:center}
.hero-stats strong{display:block;color:var(--gold-lt);font-size:17px;line-height:1.2}
.hero-stats span{font-size:11px;color:var(--txt-mute)}
.article-main{background:linear-gradient(180deg,var(--bg-deep),var(--bg-velvet) 45%,var(--bg-deep))}
.section{padding:var(--sec-pad) 0}
.section-head{max-width:760px;margin-bottom:30px}
.section-tag{
  display:inline-block;padding:6px 13px;border-radius:999px;
  background:rgba(245,158,11,.1);border:1px solid var(--line-2);
  color:var(--gold-lt);font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.6px;
}
.section-head h2{margin:14px 0 10px;font-size:clamp(24px,3vw,36px);line-height:1.28;color:#fff;font-weight:800}
.section-head p{color:var(--txt-soft);font-size:15px;line-height:1.7;margin:0}
.article-shell{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:38px;align-items:start}
.article-content{
  min-width:0;
  background:linear-gradient(170deg,rgba(14,54,37,.78),rgba(10,43,28,.62));
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:clamp(20px,4vw,38px);
  box-shadow:var(--sh);
  line-height:1.72;
  color:var(--txt-soft);
}
.article-content h2,
.article-content h3,
.article-content h4{color:#fff;line-height:1.35;margin:30px 0 14px;font-weight:800}
.article-content h2{font-size:clamp(22px,2.5vw,30px)}
.article-content h3{font-size:20px}
.article-content h4{font-size:17px}
.article-content p{margin:0 0 18px;color:var(--txt-soft)}
.article-content a{color:var(--gold-lt);text-decoration:underline;text-underline-offset:3px}
.article-content ul,
.article-content ol{margin:0 0 20px;padding-left:22px}
.article-content li{margin-bottom:9px}
.article-content blockquote{
  margin:24px 0;padding:18px 22px;border-left:4px solid var(--gold);
  background:rgba(245,158,11,.08);border-radius:0 var(--r-sm) var(--r-sm) 0;
  color:#fff;font-size:17px;
}
.article-content img{border-radius:var(--r-md);margin:22px 0;border:1px solid var(--line)}
.article-content table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14px;overflow:hidden;border-radius:var(--r-sm)}
.article-content th,
.article-content td{padding:12px 14px;border:1px solid var(--line);text-align:left;vertical-align:top}
.article-content th{background:rgba(245,158,11,.12);color:#fff;font-weight:700}
.article-content td{background:rgba(5,31,20,.35)}
.article-content code{
  padding:2px 6px;border-radius:6px;background:rgba(245,158,11,.12);
  color:var(--gold-lt);font-size:.92em;
}
.not-found{padding:34px 24px;text-align:center}
.not-found i{font-size:38px;color:var(--gold);margin-bottom:14px}
.not-found h2{margin:0 0 10px;color:#fff;font-size:24px}
.not-found p{color:var(--txt-soft);margin-bottom:20px}
.article-aside{position:sticky;top:92px;display:grid;gap:18px}
.aside-card{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(14,54,37,.9),rgba(8,36,24,.94));
  padding:20px;box-shadow:0 16px 32px -24px rgba(0,0,0,.9);
}
.aside-card h3{margin:0 0 12px;font-size:17px;color:#fff}
.aside-card p{font-size:13.5px;color:var(--txt-soft);margin:0 0 14px}
.aside-card .btn{width:100%;padding:11px 18px;font-size:14px}
.aside-list li{display:flex;gap:9px;font-size:13.5px;color:var(--txt-soft);padding:7px 0;border-bottom:1px dashed rgba(245,158,11,.14)}
.aside-list li:last-child{border-bottom:0}
.aside-list i{color:var(--gold);margin-top:4px}
.info-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
  margin-top:38px;
}
.info-strip div{
  padding:20px 18px;border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(14,54,37,.72),rgba(5,31,20,.86));
  border:1px solid var(--line);
}
.info-strip i{color:var(--gold-lt);font-size:22px}
.info-strip strong{display:block;margin-top:10px;color:#fff;font-size:17px}
.info-strip span{display:block;margin-top:5px;color:var(--txt-mute);font-size:13px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.related-card{
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  background:linear-gradient(160deg,rgba(14,54,37,.7),rgba(5,31,20,.88));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.related-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-gold)}
.related-card img{width:100%;aspect-ratio:16/10;object-fit:cover}
.related-card-body{padding:18px}
.related-card h3{margin:0 0 9px;font-size:17px;color:#fff;line-height:1.38}
.related-card p{margin:0;color:var(--txt-soft);font-size:13.5px}
.related-card .tag{display:inline-block;margin-bottom:10px;font-size:11px;color:var(--gold-lt);text-transform:uppercase;letter-spacing:.5px;font-weight:700}
.quote-band{
  padding:clamp(30px,5vw,52px);
  border-radius:var(--r-lg);
  background:
    linear-gradient(135deg,rgba(245,158,11,.16),rgba(220,38,38,.12)),
    rgba(14,54,37,.88);
  border:1px solid var(--line-2);
  position:relative;
  overflow:hidden;
}
.quote-band::before{
  content:'"';position:absolute;top:-32px;left:14px;
  font-size:160px;line-height:1;color:rgba(245,158,11,.14);font-weight:800;
}
.quote-band blockquote{margin:0;position:relative;z-index:1;font-size:clamp(19px,2.4vw,28px);line-height:1.5;color:#fff;font-weight:700}
.quote-band cite{display:block;margin-top:14px;color:var(--gold-lt);font-style:normal;font-weight:600;font-size:14px}
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:rgba(14,54,37,.62);overflow:hidden;
}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 20px;
  color:#fff;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:'+';color:var(--gold-lt);font-size:22px;line-height:1;flex-shrink:0}
.faq-item[open] summary::after{content:'−'}
.faq-item p{padding:0 20px 18px;margin:0;color:var(--txt-soft);font-size:14.5px}
.cta-band{
  padding:clamp(28px,5vw,52px);
  border-radius:var(--r-lg);
  background:
    radial-gradient(700px 280px at 85% 10%,rgba(245,158,11,.22),transparent 62%),
    linear-gradient(140deg,rgba(14,54,37,.95),rgba(5,31,20,.98));
  border:1px solid var(--line-2);
  display:grid;grid-template-columns:1.25fr .75fr;gap:28px;align-items:center;
}
.cta-band h2{margin:0 0 12px;font-size:clamp(22px,3vw,34px);color:#fff;line-height:1.3}
.cta-band p{margin:0;color:var(--txt-soft);font-size:15px}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}
.site-footer{
  background:#03170F;
  border-top:1px solid var(--line);
  padding:clamp(44px,6vw,72px) 0 26px;
  color:var(--txt-soft);
}
.foot-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr;gap:34px}
.foot-brand{display:flex;align-items:flex-start;gap:11px;margin-bottom:16px}
.foot-brand strong{font-size:17px;color:#fff;line-height:1.25}
.foot-about{font-size:13.5px;color:var(--txt-mute);line-height:1.7;margin:0 0 16px}
.foot-pay{display:flex;flex-wrap:wrap;gap:7px}
.foot-pay span{
  padding:5px 11px;border-radius:999px;font-size:11.5px;font-weight:600;
  color:var(--gold-lt);border:1px solid var(--line);background:rgba(245,158,11,.06);
}
.foot-col h4{margin:0 0 14px;font-size:15px;color:#fff}
.foot-col li{margin-bottom:9px}
.foot-col a{font-size:13.5px;color:var(--txt-mute)}
.foot-col a:hover{color:var(--gold-lt)}
.foot-bottom{
  margin-top:42px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;
}
.foot-bottom p{margin:0;font-size:12.5px;color:var(--txt-mute)}
.age-badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;border-radius:999px;font-size:12px;font-weight:700;
  color:var(--gold-lt);border:1px solid var(--line-2);
}
@media (max-width:1024px){
  .nav-list{display:none}
  .nav-toggle{display:inline-grid;place-items:center}
  .hero-layout{grid-template-columns:1fr;gap:30px}
  .article-shell{grid-template-columns:1fr}
  .article-aside{position:static;grid-template-columns:repeat(2,1fr)}
  .info-strip{grid-template-columns:repeat(2,1fr)}
  .related-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:768px){
  .brand-text strong{font-size:15px}
  .brand-text span{font-size:10px}
  .btn-login{padding:8px 12px;font-size:13px}
  .btn-signup{padding:8px 14px;font-size:13px}
  .article-hero h1{font-size:clamp(25px,7vw,34px)}
  .hero-summary{font-size:14.5px}
  .article-content{padding:20px 17px}
  .article-aside{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr}
  .info-strip{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .foot-bottom{align-items:flex-start;flex-direction:column}
}
@media (max-width:520px){
  .container{padding:0 14px}
  .nav-bar{gap:9px;min-height:66px}
  .brand-mark{width:38px;height:38px;font-size:18px}
  .brand-text strong{display:block;max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .nav-actions{gap:6px;margin-left:auto}
  .btn-login{display:inline-flex;padding:7px 9px;font-size:12px}
  .btn-signup{padding:7px 10px;font-size:12px}
  .nav-toggle{width:38px;height:38px}
  .hero-layout{gap:22px}
  .hero-stats{grid-template-columns:1fr}
  .btn{width:100%;padding:12px 18px}
  .cta-actions{width:100%}
}

/* roulang page: category1 */
:root{
  --bg-deep:#051F14;
  --bg-velvet:#0B2E1E;
  --bg-panel:#0E3625;
  --bg-panel-2:#0A2B1C;
  --gold:#F59E0B;
  --gold-lt:#FCD34D;
  --gold-dk:#B45309;
  --red:#DC2626;
  --txt:#F8FAFC;
  --txt-soft:#D1FAE5;
  --txt-mute:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-2:rgba(245,158,11,.5);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh:0 22px 46px -26px rgba(0,0,0,.92);
  --sh-gold:0 14px 36px -16px rgba(245,158,11,.42);
  --max:1200px;
  --sec-pad:clamp(52px,7vw,96px);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg-deep);color:var(--txt);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;line-height:1.65;font-weight:400;-webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--gold-lt)}
button{font-family:inherit}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.3px;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 18px}
/* ======= HEADER ======= */
.site-header{position:sticky;top:0;z-index:1000;background:rgba(5,31,20,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.nav-bar{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(145deg,var(--gold-lt),var(--gold) 45%,var(--gold-dk));color:#0B2E1E;font-size:20px;font-weight:800;box-shadow:0 8px 20px -8px rgba(245,158,11,.7)}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:.2px;color:#fff}
.brand-text span{font-size:11.5px;color:var(--gold-lt);font-weight:600;letter-spacing:.6px;text-transform:uppercase}
.nav-list{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-list a{display:block;padding:9px 14px;border-radius:999px;font-size:14.5px;font-weight:600;color:var(--txt-soft);border:1px solid transparent;white-space:nowrap}
.nav-list a:hover{color:var(--gold-lt);border-color:var(--line-2);background:rgba(245,158,11,.07)}
.nav-list a.active{color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold));border-color:transparent}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;color:var(--gold-lt);border:1px solid var(--line-2);background:transparent}
.btn-login:hover{background:rgba(245,158,11,.12);color:var(--gold-lt)}
.btn-signup{padding:9px 20px;border-radius:999px;font-size:14px;font-weight:800;color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));box-shadow:0 10px 24px -12px rgba(245,158,11,.85);border:none}
.btn-signup:hover{filter:brightness(1.08);color:#0B2E1E;transform:translateY(-1px)}
.nav-toggle{display:none;width:42px;height:42px;border-radius:12px;background:rgba(245,158,11,.1);border:1px solid var(--line-2);color:var(--gold-lt);font-size:18px}
.nav-mobile{display:none;padding:8px 0 18px}
.nav-mobile a{display:block;padding:12px 14px;border-radius:var(--r-sm);font-size:15px;font-weight:600;color:var(--txt-soft);border:1px solid transparent}
.nav-mobile a:hover,.nav-mobile a.active{background:rgba(245,158,11,.1);border-color:var(--line-2);color:var(--gold-lt)}
.nav-mobile.show{display:block}
/* ======= BUTTONS ======= */
.btn{display:inline-flex;align-items:center;gap:9px;padding:13px 26px;border-radius:999px;font-size:15px;font-weight:700;border:1px solid transparent;transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;cursor:pointer}
.btn-gold{background:linear-gradient(135deg,var(--gold-lt),var(--gold) 52%,var(--gold-dk));color:#0B2E1E;box-shadow:0 16px 34px -16px rgba(245,158,11,.9)}
.btn-gold:hover{transform:translateY(-2px);color:#0B2E1E;box-shadow:0 20px 40px -16px rgba(245,158,11,1)}
.btn-ghost{border-color:var(--line-2);color:var(--gold-lt);background:rgba(245,158,11,.06)}
.btn-ghost:hover{background:rgba(245,158,11,.14);color:var(--gold-lt);transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.985)}
/* ======= HERO (category) ======= */
.cat-hero{position:relative;overflow:hidden;padding:clamp(46px,6vw,88px) 0 clamp(40px,5vw,70px)}
.cat-hero-bg{position:absolute;inset:0;background-image:url('/assets/images/887a5eaf8a7a833b.jpg');background-size:cover;background-position:center;opacity:.26;filter:saturate(.85)}
.cat-hero::after{content:'';position:absolute;inset:0;background:radial-gradient(940px 480px at 14% 6%,rgba(245,158,11,.16),transparent 62%),linear-gradient(180deg,rgba(5,31,20,.74) 0%,rgba(5,31,20,.94) 60%,var(--bg-deep) 100%)}
.cat-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--txt-mute);margin-bottom:16px}
.breadcrumb a{color:var(--txt-mute)}
.breadcrumb a:hover{color:var(--gold-lt)}
.breadcrumb i{font-size:10px;opacity:.6;margin-top:5px}
.cat-grid{display:grid;grid-template-columns:1.28fr .92fr;gap:clamp(24px,4vw,52px);align-items:start}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;background:rgba(220,38,38,.16);border:1px solid rgba(220,38,38,.5);color:#FCA5A5;font-size:12.5px;font-weight:700;letter-spacing:.5px;text-transform:uppercase}
.cat-hero h1{margin-top:18px;font-size:clamp(27px,3.6vw,44px);line-height:1.24;color:#fff}
.cat-hero h1 .hl{background:linear-gradient(120deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-lead{margin-top:16px;font-size:15.5px;line-height:1.72;color:var(--txt-soft);max-width:64ch}
.cat-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.hero-chips li{padding:7px 13px;border-radius:999px;font-size:12.5px;font-weight:600;color:var(--txt-mute);border:1px solid var(--line);background:rgba(11,46,30,.55)}
.hero-chips li i{color:var(--gold);margin-right:5px}
.hero-panel{border:1px solid var(--line);border-radius:var(--r-lg);background:linear-gradient(165deg,rgba(14,54,37,.94),rgba(5,31,20,.96));box-shadow:var(--sh);overflow:hidden}
.panel-head{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px;background:rgba(245,158,11,.07)}
.panel-head i{color:var(--gold)}
.panel-head strong{font-size:14.5px;font-weight:700;color:#fff;letter-spacing:.2px}
.spec-list{padding:6px 20px 16px}
.spec-row{display:flex;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px dashed rgba(245,158,11,.18);font-size:14px}
.spec-row:last-child{border-bottom:none}
.spec-row span{color:var(--txt-mute)}
.spec-row b{color:var(--gold-lt);font-weight:700;text-align:right}
/* ======= SECTION BASE ======= */
.section{padding:var(--sec-pad) 0;position:relative}
.section.alt{background:linear-gradient(180deg,var(--bg-velvet),var(--bg-deep))}
.section.dark{background:radial-gradient(900px 500px at 80% 0%,rgba(245,158,11,.07),transparent 60%),var(--bg-panel-2)}
.sec-head{max-width:760px;margin-bottom:clamp(28px,4vw,48px)}
.sec-head.split{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(20px,3vw,40px);max-width:none;align-items:end}
.sec-tag{display:inline-block;padding:5px 12px;border-radius:999px;font-size:11.5px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--gold-lt);border:1px solid var(--line-2);background:rgba(245,158,11,.08);margin-bottom:14px}
.sec-head h2{font-size:clamp(22px,2.7vw,33px);line-height:1.32;color:#fff}
.sec-head p{margin-top:12px;font-size:15px;line-height:1.7;color:var(--txt-soft)}
.sec-head .side-note{font-size:14px;line-height:1.7;color:var(--txt-mute);border-left:2px solid var(--line-2);padding-left:16px;text-align:left}
/* ======= METRIC BOARD ======= */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{padding:22px 20px;border:1px solid var(--line);border-radius:var(--r-md);background:linear-gradient(160deg,rgba(14,54,37,.9),rgba(5,31,20,.92));transition:transform .25s ease,border-color .25s ease}
.metric:hover{transform:translateY(-4px);border-color:var(--line-2)}
.metric .num{font-size:clamp(24px,3vw,32px);font-weight:800;color:var(--gold-lt);line-height:1.1}
.metric .lbl{margin-top:8px;font-size:13.5px;color:var(--txt-soft);font-weight:600}
.metric .sub{margin-top:4px;font-size:12.5px;color:var(--txt-mute)}
/* ======= SERVICE MATRIX ======= */
.matrix{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.mx-card{border:1px solid var(--line);border-radius:var(--r-md);background:linear-gradient(160deg,rgba(11,46,30,.92),rgba(5,31,20,.94));padding:24px 22px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;position:relative;overflow:hidden}
.mx-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-gold)}
.mx-ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:19px;color:#0B2E1E;background:linear-gradient(140deg,var(--gold-lt),var(--gold) 60%,var(--gold-dk));margin-bottom:16px}
.mx-card h3{font-size:17px;color:#fff;line-height:1.4}
.mx-card p{margin-top:10px;font-size:14px;line-height:1.68;color:var(--txt-soft)}
.mx-card .tagline{margin-top:14px;font-size:12.5px;font-weight:700;color:var(--gold-lt);letter-spacing:.4px;text-transform:uppercase}
/* ======= COMPARE ======= */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.cmp{border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;background:rgba(10,43,28,.72)}
.cmp.recommend{border-color:var(--line-2);background:linear-gradient(165deg,rgba(245,158,11,.13),rgba(5,31,20,.95));box-shadow:var(--sh-gold);position:relative}
.cmp .badge-rec{position:absolute;top:-13px;left:24px;padding:5px 13px;border-radius:999px;font-size:11.5px;font-weight:800;letter-spacing:.6px;text-transform:uppercase;background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));color:#0B2E1E}
.cmp h3{font-size:19px;color:#fff}
.cmp ul{margin-top:16px;display:grid;gap:11px}
.cmp li{display:flex;gap:10px;font-size:14px;line-height:1.6;color:var(--txt-soft)}
.cmp li i{margin-top:5px;font-size:12px;color:var(--gold)}
.cmp li.no i{color:#94A3B8}
/* ======= TIMELINE ======= */
.timeline{position:relative;display:grid;gap:0;border-left:2px solid var(--line);margin-left:8px}
.tl-item{position:relative;padding:0 0 30px 30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:'';position:absolute;left:-9px;top:4px;width:16px;height:16px;border-radius:50%;background:var(--bg-deep);border:2px solid var(--gold)}
.tl-item h4{font-size:16px;color:#fff}
.tl-item span{display:inline-block;margin-top:6px;font-size:12px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;color:var(--gold-lt)}
.tl-item p{margin-top:8px;font-size:14px;line-height:1.68;color:var(--txt-soft);max-width:70ch}
/* ======= SCORE TABLE ======= */
.score-table{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.score-table th{background:rgba(245,158,11,.12);color:var(--gold-lt);font-size:13px;font-weight:700;letter-spacing:.4px;text-transform:uppercase;padding:14px 16px;text-align:left;border-bottom:1px solid var(--line)}
.score-table td{padding:13px 16px;font-size:14.5px;color:var(--txt-soft);border-bottom:1px solid rgba(245,158,11,.12)}
.score-table tr:last-child td{border-bottom:none}
.score-table tbody tr:hover{background:rgba(245,158,11,.05)}
.score-table td b{color:var(--gold-lt)}
/* ======= NEWS LIST ======= */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:linear-gradient(165deg,rgba(11,46,30,.92),rgba(5,31,20,.95));display:flex;flex-direction:column;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-gold)}
.news-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--bg-panel)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-card:hover .news-thumb img{transform:scale(1.06)}
.news-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--txt-mute);font-weight:600}
.news-meta span i{color:var(--gold);margin-right:5px}
.news-body h3{font-size:16px;line-height:1.45;color:#fff}
.news-body p{font-size:13.5px;line-height:1.65;color:var(--txt-soft)}
.news-more{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--gold-lt)}
.news-more i{margin-left:6px;font-size:12px}
.empty-note{padding:26px;border:1px dashed var(--line-2);border-radius:var(--r-md);color:var(--txt-mute);font-size:14.5px;text-align:center}
.list-more-wrap{margin-top:26px}
/* ======= ASSURANCE ======= */
.assure{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.as-item{display:flex;gap:16px;padding:22px;border:1px solid var(--line);border-radius:var(--r-md);background:rgba(10,43,28,.66)}
.as-item i{font-size:20px;color:var(--gold);margin-top:4px}
.as-item h4{font-size:16px;color:#fff}
.as-item p{margin-top:8px;font-size:14px;line-height:1.68;color:var(--txt-soft)}
/* ======= FAQ ======= */
.faq-wrap{display:grid;gap:14px;max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:rgba(10,43,28,.7);overflow:hidden}
.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:18px 22px;background:none;border:none;color:#fff;font-size:15.5px;font-weight:700;text-align:left;cursor:pointer}
.faq-q i{color:var(--gold);transition:transform .25s ease;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .32s ease}
.faq-a p{padding:0 22px 20px;font-size:14.5px;line-height:1.72;color:var(--txt-soft)}
.faq-item.open .faq-a{max-height:520px}
/* ======= CTA / FORM ======= */
.cta-band{border:1px solid var(--line-2);border-radius:var(--r-xl);padding:clamp(28px,4vw,52px);background:radial-gradient(700px 340px at 12% 0%,rgba(245,158,11,.18),transparent 60%),linear-gradient(160deg,rgba(14,54,37,.96),rgba(5,31,20,.98));box-shadow:var(--sh)}
.cta-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(24px,4vw,48px);align-items:center}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);color:#fff;line-height:1.32}
.cta-band p{margin-top:14px;font-size:15px;line-height:1.72;color:var(--txt-soft);max-width:56ch}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.form-card{border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(5,31,20,.82);padding:26px 24px}
.form-card h3{font-size:18px;color:#fff}
.form-card .hint{margin-top:8px;font-size:13.5px;color:var(--txt-mute);line-height:1.6}
.form-field{margin-top:16px}
.form-field label{display:block;font-size:13px;font-weight:600;color:var(--txt-soft);margin-bottom:7px}
.form-field input,.form-field select{width:100%;padding:12px 14px;border-radius:var(--r-sm);background:rgba(11,46,30,.8);border:1px solid var(--line);color:#fff;font-size:14.5px;font-family:inherit;transition:border-color .2s ease,box-shadow .2s ease}
.form-field input::placeholder{color:#7f8f86}
.form-field input:focus,.form-field select:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,158,11,.18)}
.form-submit{margin-top:20px;width:100%;justify-content:center}
.form-note{margin-top:12px;font-size:12.5px;color:var(--txt-mute);line-height:1.6}
/* ======= FOOTER ======= */
.site-footer{margin-top:clamp(40px,6vw,80px);border-top:1px solid var(--line);background:linear-gradient(180deg,var(--bg-velvet),var(--bg-deep));padding:clamp(38px,5vw,60px) 0 26px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:clamp(22px,3vw,40px)}
.foot-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.foot-brand strong{font-size:15.5px;color:#fff;line-height:1.35}
.foot-about{font-size:13.5px;line-height:1.7;color:var(--txt-mute);max-width:38ch}
.foot-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.foot-pay span{padding:6px 12px;border-radius:8px;font-size:12px;font-weight:700;color:var(--gold-lt);border:1px solid var(--line);background:rgba(245,158,11,.07)}
.foot-col h4{font-size:14px;color:#fff;margin-bottom:14px;letter-spacing:.3px}
.foot-col ul{display:grid;gap:10px}
.foot-col a{font-size:13.5px;color:var(--txt-mute)}
.foot-col a:hover{color:var(--gold-lt)}
.foot-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;margin-top:36px;padding-top:20px;border-top:1px solid var(--line)}
.foot-bottom p{font-size:13px;color:var(--txt-mute)}
.age-badge{display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;font-size:12.5px;font-weight:700;color:var(--gold-lt);border:1px solid var(--line-2);background:rgba(245,158,11,.08)}
/* ======= FAB ======= */
.fab{position:fixed;left:16px;bottom:96px;z-index:50;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(150deg,var(--gold-lt),var(--gold) 50%,var(--gold-dk));color:#0B2E1E;font-size:21px;box-shadow:0 14px 34px -12px rgba(245,158,11,.85);opacity:.86;transition:transform .25s ease,opacity .25s ease;animation:floatY 3.4s ease-in-out infinite}
.fab:hover{opacity:1;transform:scale(1.09);color:#0B2E1E}
.fab:active{transform:scale(.94) translateY(3px)}
.fab .dot{position:absolute;top:0;right:0;width:13px;height:13px;border-radius:50%;background:var(--red);border:2px solid #fff}
@keyframes floatY{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
/* ======= RESPONSIVE ======= */
@media (max-width:1024px){
  .nav-list{display:none}
  .nav-toggle{display:grid;place-items:center}
  .cat-grid{grid-template-columns:1fr}
  .metrics{grid-template-columns:repeat(2,1fr)}
  .matrix{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .sec-head.split{grid-template-columns:1fr}
  .cta-grid{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-actions .btn-login,.nav-actions .btn-signup{padding:8px 13px;font-size:13px}
  .brand-text strong{font-size:15px}
  .brand-text span{font-size:10.5px}
  .assure{grid-template-columns:1fr}
  .score-table{font-size:13px}
  .score-table th,.score-table td{padding:11px 12px}
}
@media (max-width:520px){
  .metrics{grid-template-columns:1fr}
  .matrix{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .nav-actions .btn-login{display:none}
  .brand-mark{width:38px;height:38px;font-size:18px}
  .hero-chips li{font-size:12px}
  .fab{bottom:84px;width:52px;height:52px;font-size:19px}
}

/* roulang page: category3 */
:root{
  --bg-deep:#051F14;
  --bg-velvet:#0B2E1E;
  --bg-panel:#0E3625;
  --bg-panel-2:#0A2B1C;
  --gold:#F59E0B;
  --gold-lt:#FCD34D;
  --gold-dk:#B45309;
  --red:#DC2626;
  --txt:#F8FAFC;
  --txt-soft:#D1FAE5;
  --txt-mute:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-2:rgba(245,158,11,.5);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh:0 22px 46px -26px rgba(0,0,0,.92);
  --sh-gold:0 14px 36px -16px rgba(245,158,11,.42);
  --max:1200px;
  --sec-pad:clamp(52px,7vw,96px);
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg-deep);
  color:var(--txt);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
*,*::before,*::after{box-sizing:border-box}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--gold-lt)}
button{font-family:inherit}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 18px}
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,31,20,.92);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-bar{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;
  display:grid;place-items:center;
  background:linear-gradient(145deg,var(--gold-lt),var(--gold) 45%,var(--gold-dk));
  color:#0B2E1E;font-size:20px;font-weight:800;
  box-shadow:0 8px 20px -8px rgba(245,158,11,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:.2px;color:#fff}
.brand-text span{font-size:11.5px;color:var(--gold-lt);font-weight:600;letter-spacing:.6px;text-transform:uppercase}
.nav-list{display:flex;align-items:center;gap:6px;margin-left:auto;padding:0;list-style:none}
.nav-list a{
  display:block;padding:9px 14px;border-radius:999px;
  font-size:14.5px;font-weight:600;color:var(--txt-soft);
  border:1px solid transparent;white-space:nowrap;
}
.nav-list a:hover{color:var(--gold-lt);border-color:var(--line-2);background:rgba(245,158,11,.07)}
.nav-list a.active{color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold));border-color:transparent}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;
  color:var(--gold-lt);border:1px solid var(--line-2);background:transparent;
}
.btn-login:hover{background:rgba(245,158,11,.12);color:var(--gold-lt)}
.btn-signup{
  padding:9px 20px;border-radius:999px;font-size:14px;font-weight:800;
  color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
  box-shadow:0 10px 24px -12px rgba(245,158,11,.85);border:none;
}
.btn-signup:hover{filter:brightness(1.08);color:#0B2E1E;transform:translateY(-1px)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(245,158,11,.1);border:1px solid var(--line-2);
  color:var(--gold-lt);font-size:18px;
}
.nav-mobile{display:none;padding:8px 0 18px}
.nav-mobile a{
  display:block;padding:12px 14px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--txt-soft);border:1px solid transparent;
}
.nav-mobile a:hover,.nav-mobile a.active{background:rgba(245,158,11,.1);border-color:var(--line-2);color:var(--gold-lt)}
.nav-mobile.show{display:block}
.btn{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;border:1px solid transparent;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  cursor:pointer;
}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-lt),var(--gold) 52%,var(--gold-dk));
  color:#0B2E1E;box-shadow:0 16px 34px -16px rgba(245,158,11,.9);
}
.btn-gold:hover{transform:translateY(-2px);color:#0B2E1E;box-shadow:0 20px 40px -16px rgba(245,158,11,1)}
.btn-ghost{border-color:var(--line-2);color:var(--gold-lt);background:rgba(245,158,11,.06)}
.btn-ghost:hover{background:rgba(245,158,11,.14);color:var(--gold-lt);transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.985)}
.btn:focus-visible,a:focus-visible,.nav-toggle:focus-visible{outline:3px solid rgba(252,211,77,.85);outline-offset:3px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;
  background:rgba(220,38,38,.16);border:1px solid rgba(220,38,38,.5);
  color:#FCA5A5;font-size:12.5px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;
}
.section{padding:var(--sec-pad) 0;position:relative}
.section-alt{background:linear-gradient(180deg,var(--bg-deep),var(--bg-velvet));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-panel{background:var(--bg-panel-2)}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head h2{font-size:clamp(24px,2.8vw,36px);line-height:1.25;font-weight:800;color:#fff;margin:12px 0 12px}
.sec-head p{color:var(--txt-mute);font-size:15.5px;line-height:1.68;margin:0}
.grid-2{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,48px);align-items:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.data-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.data-card{
  padding:22px;border:1px solid var(--line);border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(14,54,37,.92),rgba(5,31,20,.96));
  box-shadow:var(--sh);
}
.data-card strong{display:block;font-size:clamp(22px,3vw,34px);line-height:1.1;font-weight:800;color:var(--gold-lt)}
.data-card span{display:block;margin-top:8px;font-size:13.5px;color:var(--txt-mute)}
.side-card{
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:linear-gradient(165deg,rgba(14,54,37,.94),rgba(5,31,20,.96));box-shadow:var(--sh);
}
.side-card img{width:100%;height:260px;object-fit:cover}
.side-card .pad{padding:22px}
.side-card h3{margin:0 0 10px;font-size:19px;font-weight:800;color:#fff}
.side-card p{margin:0;color:var(--txt-mute);font-size:14.5px}
.pay-list{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.pay-list span{padding:7px 12px;border:1px solid var(--line);border-radius:999px;font-size:12.5px;color:var(--txt-soft);background:rgba(245,158,11,.06);font-weight:600}
.info-card{
  padding:26px;border:1px solid var(--line);border-radius:var(--r-md);
  background:linear-gradient(160deg,rgba(14,54,37,.94),rgba(5,31,20,.96));
  box-shadow:var(--sh);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.info-card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--sh-gold)}
.info-card .icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:rgba(245,158,11,.14);color:var(--gold-lt);font-size:20px;margin-bottom:16px;
}
.info-card h3{margin:0 0 10px;font-size:19px;font-weight:800;color:#fff}
.info-card p{margin:0;color:var(--txt-mute);font-size:14.5px;line-height:1.68}
.info-card ul{margin:14px 0 0;padding-left:18px;color:var(--txt-soft);font-size:14px}
.info-card li{margin-bottom:7px}
.compare-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:rgba(11,46,30,.65)}
.compare-table th,.compare-table td{padding:16px;border-bottom:1px solid var(--line);font-size:14.5px;vertical-align:top}
.compare-table th{background:rgba(245,158,11,.1);color:var(--gold-lt);font-weight:800;text-align:left}
.compare-table td{color:var(--txt-soft)}
.compare-table tr:last-child td{border-bottom:0}
.timeline{display:grid;gap:16px}
.timeline-item{
  display:grid;grid-template-columns:96px 1fr;gap:18px;align-items:start;
  padding:20px;border-left:3px solid var(--gold);border-radius:0 var(--r-md) var(--r-md) 0;
  background:rgba(14,54,37,.72);
}
.timeline-item strong{color:var(--gold-lt);font-size:20px;font-weight:800}
.timeline-item h3{margin:0 0 7px;font-size:17px;font-weight:800;color:#fff}
.timeline-item p{margin:0;color:var(--txt-mute);font-size:14.5px}
.news-list{display:grid;gap:18px}
.news-item{
  display:grid;grid-template-columns:220px 1fr;gap:22px;align-items:stretch;
  border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
  background:linear-gradient(160deg,rgba(14,54,37,.94),rgba(5,31,20,.96));
  transition:border-color .25s ease,transform .25s ease;
}
.news-item:hover{border-color:var(--line-2);transform:translateY(-3px)}
.news-item img{width:100%;height:100%;min-height:170px;object-fit:cover}
.news-item .pad{padding:20px 22px}
.news-item h3{margin:6px 0 8px;font-size:19px;font-weight:800;color:#fff;line-height:1.38}
.news-item p{margin:0 0 12px;color:var(--txt-mute);font-size:14.5px}
.news-meta{display:flex;flex-wrap:wrap;gap:12px;font-size:12.5px;color:var(--gold-lt);font-weight:600}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-card{padding:22px;border:1px solid var(--line);border-radius:var(--r-md);background:rgba(11,46,30,.6)}
.trust-card i{font-size:24px;color:var(--gold-lt);margin-bottom:12px}
.trust-card h3{margin:0 0 8px;font-size:16px;font-weight:800;color:#fff}
.trust-card p{margin:0;color:var(--txt-mute);font-size:13.5px}
.quick-list{display:grid;gap:12px}
.quick-list div{
  padding:15px 18px;border:1px solid var(--line);border-radius:var(--r-sm);
  background:rgba(245,158,11,.05);color:var(--txt-soft);font-size:14.5px;
}
.quick-list i{color:var(--gold);margin-right:8px}
.faq-list{display:grid;gap:14px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;background:rgba(11,46,30,.72)}
.faq-q{width:100%;display:flex;justify-content:space-between;gap:16px;align-items:center;padding:18px 22px;background:transparent;border:0;color:#fff;font-size:16px;font-weight:700;text-align:left}
.faq-q i{color:var(--gold-lt);transition:transform .25s ease}
.faq-a{display:none;padding:0 22px 20px;color:var(--txt-mute);font-size:14.5px;line-height:1.68}
.faq-item.open .faq-a{display:block}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.cta-box{
  display:grid;grid-template-columns:1.2fr .8fr;gap:28px;align-items:center;
  padding:clamp(26px,4vw,46px);border:1px solid var(--line-2);border-radius:var(--r-xl);
  background:
    radial-gradient(700px 300px at 10% 0%,rgba(245,158,11,.18),transparent 65%),
    linear-gradient(150deg,rgba(14,54,37,.98),rgba(5,31,20,.98));
  box-shadow:var(--sh-gold);
}
.cta-box h2{margin:10px 0 12px;font-size:clamp(23px,3vw,34px);line-height:1.28;font-weight:800;color:#fff}
.cta-box p{margin:0;color:var(--txt-soft);font-size:15px}
.form-box{display:grid;gap:12px}
.form-box input,.form-box select{
  width:100%;padding:13px 15px;border-radius:var(--r-sm);border:1px solid var(--line-2);
  background:rgba(5,31,20,.86);color:#fff;font-size:14.5px;
}
.form-box input::placeholder{color:#93A79B}
.form-box input:focus,.form-box select:focus{outline:3px solid rgba(252,211,77,.3);border-color:var(--gold-lt)}
.note{font-size:12.5px;color:var(--txt-mute);margin-top:4px}
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 35% 30%,#fff0b8,var(--gold) 45%,var(--gold-dk));
  color:#0B2E1E;font-size:22px;border:2px solid var(--gold-lt);
  box-shadow:0 6px 25px rgba(245,158,11,.45);
  animation:fabFloat 3.2s ease-in-out infinite;opacity:.86;transition:transform .25s ease,opacity .25s ease;
}
.fab:hover{transform:scale(1.1) rotate(8deg);opacity:1;color:#0B2E1E}
.fab:active{transform:scale(.95) translateY(4px)}
.fab-badge{position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;background:var(--red);box-shadow:0 0 0 2px #fff}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.site-footer{background:#04180F;border-top:1px solid var(--line);padding:58px 0 24px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.foot-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.foot-brand strong{color:#fff;font-size:17px;line-height:1.25}
.foot-about{color:var(--txt-mute);font-size:14px;line-height:1.68;max-width:42ch}
.foot-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.foot-pay span{padding:6px 11px;border:1px solid var(--line);border-radius:999px;font-size:12px;color:var(--txt-soft)}
.foot-col h4{margin:2px 0 14px;font-size:14px;font-weight:800;color:var(--gold-lt);text-transform:uppercase;letter-spacing:.5px}
.foot-col ul{list-style:none;padding:0;margin:0;display:grid;gap:9px}
.foot-col a{font-size:14px;color:var(--txt-mute)}
.foot-col a:hover{color:var(--gold-lt)}
.foot-bottom{display:flex;justify-content:space-between;gap:16px;align-items:center;border-top:1px solid var(--line);margin-top:36px;padding-top:20px}
.foot-bottom p{margin:0;color:var(--txt-mute);font-size:13px}
.age-badge{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border:1px solid var(--line);border-radius:999px;font-size:12.5px;color:var(--txt-soft);white-space:nowrap}
.age-badge i{color:var(--gold-lt)}
@media (max-width:1024px){
  .nav-list{display:none}
  .nav-toggle{display:inline-grid;place-items:center}
  .grid-2,.cta-box{grid-template-columns:1fr}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .grid-4,.data-strip,.trust-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .nav-actions .btn-login,.nav-actions .btn-signup{padding:8px 12px;font-size:12.5px}
  .brand-text strong{font-size:15px}
  .brand-text span{font-size:10px}
  .hero h1{letter-spacing:-.2px}
  .grid-3{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr}
  .news-item img{height:210px;min-height:0}
  .timeline-item{grid-template-columns:1fr;gap:8px}
  .compare-table{display:block;overflow-x:auto}
}
@media (max-width:520px){
  .container{padding:0 14px}
  .nav-bar{gap:10px}
  .brand-mark{width:36px;height:36px;font-size:17px;border-radius:10px}
  .brand-text strong{font-size:13px}
  .brand-text span{display:none}
  .nav-actions{gap:5px}
  .nav-actions .btn-login{display:inline-flex;padding:7px 9px;font-size:11.5px}
  .nav-actions .btn-signup{padding:7px 10px;font-size:11.5px}
  .grid-4,.data-strip,.trust-grid,.foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column;align-items:flex-start}
  .btn{width:100%;justify-content:center}
  .fab{left:12px;bottom:84px;width:50px;height:50px}
}

/* roulang page: category2 */
:root{
  --bg-deep:#051F14;
  --bg-velvet:#0B2E1E;
  --bg-panel:#0E3625;
  --bg-panel-2:#0A2B1C;
  --gold:#F59E0B;
  --gold-lt:#FCD34D;
  --gold-dk:#B45309;
  --red:#DC2626;
  --txt:#F8FAFC;
  --txt-soft:#D1FAE5;
  --txt-mute:#A3A375;
  --line:rgba(245,158,11,.22);
  --line-2:rgba(245,158,11,.5);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:22px;
  --r-xl:30px;
  --sh:0 22px 46px -26px rgba(0,0,0,.92);
  --sh-gold:0 14px 36px -16px rgba(245,158,11,.42);
  --max:1200px;
  --sec-pad:clamp(52px,7vw,96px);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg-deep);color:var(--txt);
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;line-height:1.65;font-weight:400;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
a:hover{color:var(--gold-lt)}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:800;letter-spacing:-.2px}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold-lt);outline-offset:3px;border-radius:4px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 18px}

/* ============ HEADER / NAV ============ */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,31,20,.92);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.nav-bar{display:flex;align-items:center;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(145deg,var(--gold-lt),var(--gold) 45%,var(--gold-dk));
  color:#0B2E1E;font-size:20px;font-weight:800;
  box-shadow:0 8px 20px -8px rgba(245,158,11,.7);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:17px;font-weight:800;letter-spacing:.2px;color:#fff}
.brand-text span{font-size:11.5px;color:var(--gold-lt);font-weight:600;letter-spacing:.6px;text-transform:uppercase}
.nav-list{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-list a{
  display:block;padding:9px 14px;border-radius:999px;font-size:14.5px;font-weight:600;
  color:var(--txt-soft);border:1px solid transparent;white-space:nowrap;
}
.nav-list a:hover{color:var(--gold-lt);border-color:var(--line-2);background:rgba(245,158,11,.07)}
.nav-list a.active{color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold));border-color:transparent}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-login{
  padding:9px 16px;border-radius:999px;font-size:14px;font-weight:700;
  color:var(--gold-lt);border:1px solid var(--line-2);background:transparent;
}
.btn-login:hover{background:rgba(245,158,11,.12);color:var(--gold-lt)}
.btn-signup{
  padding:9px 20px;border-radius:999px;font-size:14px;font-weight:800;
  color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
  box-shadow:0 10px 24px -12px rgba(245,158,11,.85);border:none;
}
.btn-signup:hover{filter:brightness(1.08);color:#0B2E1E;transform:translateY(-1px)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(245,158,11,.1);border:1px solid var(--line-2);
  color:var(--gold-lt);font-size:18px;
}
.nav-mobile{display:none;padding:8px 0 18px}
.nav-mobile a{
  display:block;padding:12px 14px;border-radius:var(--r-sm);
  font-size:15px;font-weight:600;color:var(--txt-soft);border:1px solid transparent;
}
.nav-mobile a:hover,.nav-mobile a.active{background:rgba(245,158,11,.1);border-color:var(--line-2);color:var(--gold-lt)}
.nav-mobile.show{display:block}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;gap:9px;padding:13px 26px;border-radius:999px;
  font-size:15px;font-weight:700;border:1px solid transparent;cursor:pointer;
  transition:transform .22s ease,box-shadow .22s ease,background .22s ease,color .22s ease,filter .22s ease;
}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-lt),var(--gold) 52%,var(--gold-dk));
  color:#0B2E1E;box-shadow:0 16px 34px -16px rgba(245,158,11,.9);
}
.btn-gold:hover{transform:translateY(-2px);color:#0B2E1E;box-shadow:0 20px 40px -16px rgba(245,158,11,1)}
.btn-ghost{border-color:var(--line-2);color:var(--gold-lt);background:rgba(245,158,11,.06)}
.btn-ghost:hover{background:rgba(245,158,11,.14);color:var(--gold-lt);transform:translateY(-2px)}
.btn:active{transform:translateY(0) scale(.985)}

/* ============ HERO ============ */
.hero{position:relative;overflow:hidden;padding:clamp(42px,6vw,78px) 0 clamp(34px,4.4vw,58px)}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/887a5eaf8a7a833b.jpg');
  background-size:cover;background-position:center;opacity:.26;
}
.hero::after{
  content:'';position:absolute;inset:0;
  background:
    radial-gradient(900px 480px at 10% 6%,rgba(245,158,11,.17),transparent 62%),
    linear-gradient(180deg,rgba(5,31,20,.74) 0%,rgba(5,31,20,.94) 58%,var(--bg-deep) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-inner{max-width:860px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;padding:7px 15px;border-radius:999px;
  background:rgba(220,38,38,.16);border:1px solid rgba(220,38,38,.5);
  color:#FCA5A5;font-size:12.5px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;
}
.hero h1{margin-top:18px;font-size:clamp(26px,3.6vw,44px);line-height:1.24;font-weight:800;color:#fff}
.hero h1 .hl{
  background:linear-gradient(120deg,var(--gold-lt),var(--gold) 55%,var(--gold-dk));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:16px;font-size:15.5px;line-height:1.72;color:var(--txt-soft);max-width:66ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-chips{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.hero-chips li{
  padding:7px 13px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:var(--txt-mute);border:1px solid var(--line);background:rgba(11,46,30,.55);
}
.hero-chips li i{color:var(--gold);margin-right:5px}

/* Before / After */
.ba-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:38px}
.ba-card{
  border:1px solid var(--line);border-radius:var(--r-lg);padding:20px 20px 14px;
  background:linear-gradient(165deg,rgba(14,54,37,.9),rgba(5,31,20,.96));
  box-shadow:var(--sh);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.ba-card.is-after{
  border-color:var(--line-2);
  background:linear-gradient(165deg,rgba(245,158,11,.14),rgba(11,46,30,.96));
  box-shadow:var(--sh-gold);
}
.ba-card:hover{transform:translateY(-4px)}
.ba-tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:999px;
  font-size:11.5px;font-weight:700;letter-spacing:.6px;text-transform:uppercase;
  color:var(--txt-mute);border:1px solid var(--line);background:rgba(5,31,20,.7);
}
.ba-card.is-after .ba-tag{color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold));border-color:transparent}
.ba-card h3{margin-top:12px;font-size:18px;color:#fff}
.ba-list{margin-top:10px}
.ba-list li{
  display:flex;gap:9px;align-items:flex-start;padding:8px 0;
  font-size:13.8px;color:var(--txt-soft);border-bottom:1px dashed rgba(245,158,11,.16);
}
.ba-list li:last-child{border-bottom:none}
.ba-list li i{color:var(--gold);margin-top:4px;font-size:12px}
.ba-card.is-after .ba-list li i{color:var(--gold-lt)}

/* ============ SECTIONS ============ */
.section{padding:var(--sec-pad) 0}
.section-alt{
  background:linear-gradient(180deg,rgba(11,46,30,.72),rgba(5,31,20,.92));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.sec-head{max-width:780px;margin-bottom:clamp(24px,3vw,42px)}
.sec-eyebrow{
  display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;
  background:rgba(245,158,11,.1);border:1px solid var(--line-2);color:var(--gold-lt);
  font-size:11.5px;font-weight:700;letter-spacing:.7px;text-transform:uppercase;
}
.sec-title{margin-top:12px;font-size:clamp(22px,2.8vw,34px);color:#fff}
.sec-sub{margin-top:12px;font-size:15px;line-height:1.72;color:var(--txt-soft)}

/* Metrics */
.metric-strip{
  display:grid;grid-template-columns:repeat(5,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
}
.metric-item{background:linear-gradient(180deg,rgba(11,46,30,.92),rgba(5,31,20,.96));padding:22px 18px}
.metric-num{display:block;font-size:clamp(20px,2.4vw,29px);font-weight:800;color:var(--gold-lt);letter-spacing:-.5px}
.metric-label{display:block;margin-top:7px;font-size:12.5px;line-height:1.5;color:var(--txt-mute)}

/* Table */
.table-wrap{
  overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-lg);
  background:rgba(10,43,28,.7);box-shadow:var(--sh);
}
.rate-table{width:100%;border-collapse:collapse;font-size:14.5px;min-width:640px}
.rate-table th{
  background:rgba(245,158,11,.12);color:var(--gold-lt);text-align:left;
  font-size:12px;font-weight:700;letter-spacing:.7px;text-transform:uppercase;
  padding:15px 18px;border-bottom:1px solid var(--line);white-space:nowrap;
}
.rate-table td{padding:15px 18px;color:var(--txt-soft);border-bottom:1px solid rgba(245,158,11,.12);vertical-align:top}
.rate-table tr:last-child td{border-bottom:none}
.rate-table tbody tr:hover td{background:rgba(245,158,11,.05)}
.rate-pill{
  display:inline-block;padding:5px 13px;border-radius:999px;font-size:13px;font-weight:800;
  color:#0B2E1E;background:linear-gradient(135deg,var(--gold-lt),var(--gold));white-space:nowrap;
}
.rate-note{margin-top:16px;font-size:13px;line-height:1.7;color:var(--txt-mute)}
.rate-note i{color:var(--gold);margin-right:6px}

/* Bet cards */
.bet-card{
  height:100%;display:flex;flex-direction:column;overflow:hidden;
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(180deg,rgba(14,54,37,.86),rgba(5,31,20,.95));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.bet-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-gold)}
.bet-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.bet-thumb img{width:100%;height:100%;object-fit:cover;opacity:.88;transition:transform .5s ease,opacity .3s ease}
.bet-card:hover .bet-thumb img{transform:scale(1.06);opacity:1}
.bet-badge{
  position:absolute;top:12px;left:12px;padding:5px 11px;border-radius:6px;
  background:linear-gradient(135deg,#DC2626,#7F1D1D);color:#fff;
  font-size:11px;font-weight:800;letter-spacing:.8px;text-transform:uppercase;
  box-shadow:0 8px 18px -10px rgba(220,38,38,.9);
}
.bet-body{padding:18px 18px 20px}
.bet-body h3{font-size:17px;color:#fff}
.bet-body p{margin-top:10px;font-size:14px;line-height:1.68;color:var(--txt-mute)}
.bet-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.bet-meta span{
  padding:5px 11px;border-radius:999px;font-size:12px;font-weight:600;
  color:var(--gold-lt);border:1px solid var(--line-2);background:rgba(245,158,11,.07);
}

/* Comparison */
.cmp-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(22px,3vw,44px);align-items:center}
.cmp-row{
  display:grid;grid-template-columns:190px 1fr 84px;gap:16px;align-items:center;
  padding:13px 0;border-bottom:1px dashed rgba(245,158,11,.18);
}
.cmp-row:last-child{border-bottom:none}
.cmp-name{font-size:14px;font-weight:600;color:var(--txt-soft)}
.cmp-bar{height:12px;border-radius:999px;background:rgba(245,158,11,.1);overflow:hidden}
.cmp-bar span{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--gold-dk),var(--gold-lt))}
.cmp-value{font-size:15px;font-weight:800;color:var(--gold-lt);text-align:right}
.cmp-media{border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--sh)}
.cmp-media img{width:100%;aspect-ratio:4/3;object-fit:cover}
.cmp-caption{padding:14px 16px;font-size:13px;color:var(--txt-mute);background:rgba(10,43,28,.85);line-height:1.6}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.step{
  padding:24px 20px;border-left:2px solid var(--line-2);border-radius:0 var(--r-md) var(--r-md) 0;
  background:linear-gradient(180deg,rgba(14,54,37,.65),rgba(5,31,20,.15));
  transition:background .25s ease,transform .25s ease;
}
.step:hover{background:linear-gradient(180deg,rgba(245,158,11,.12),rgba(5,31,20,.2));transform:translateY(-4px)}
.step-num{display:block;font-size:30px;font-weight:800;color:rgba(245,158,11,.45);line-height:1}
.step h3{margin-top:12px;font-size:16.5px;color:#fff}
.step p{margin-top:9px;font-size:13.8px;line-height:1.66;color:var(--txt-mute)}

/* Scenarios */
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.scene-item{
  padding:22px 20px;border:1px solid var(--line);border-radius:var(--r-md);
  background:rgba(10,43,28,.6);transition:border-color .25s ease,transform .25s ease;
}
.scene-item:hover{border-color:var(--line-2);transform:translateY(-4px)}
.scene-item i{font-size:20px;color:var(--gold)}
.scene-item h3{margin-top:14px;font-size:16.5px;color:#fff}
.scene-item p{margin-top:9px;font-size:13.8px;line-height:1.68;color:var(--txt-mute)}

/* Posts */
.post-card{
  height:100%;display:flex;flex-direction:column;padding:20px;
  border:1px solid var(--line);border-radius:var(--r-md);
  background:linear-gradient(180deg,rgba(14,54,37,.8),rgba(5,31,20,.92));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-2);box-shadow:var(--sh-gold)}
.post-title{font-size:16.5px;font-weight:700;line-height:1.45;color:#fff;transition:color .22s ease}
.post-card:hover .post-title{color:var(--gold-lt)}
.post-excerpt{margin-top:10px;font-size:14px;line-height:1.66;color:var(--txt-mute)}
.post-meta{margin-top:auto;padding-top:16px;display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:12px;color:var(--txt-mute)}
.post-cat{padding:4px 11px;border-radius:999px;border:1px solid var(--line-2);color:var(--gold-lt);font-weight:600}
.empty-note{
  padding:22px 20px;border:1px dashed var(--line-2);border-radius:var(--r-md);
  background:rgba(10,43,28,.5);color:var(--txt-mute);font-size:14.5px;
}

/* FAQ */
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:rgba(10,43,28,.55);margin-bottom:12px;overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item summary{
  list-style:none;cursor:pointer;position:relative;
  padding:17px 52px 17px 20px;font-size:15.5px;font-weight:700;color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:'+';position:absolute;right:20px;top:50%;transform:translateY(-50%);
  color:var(--gold);font-size:20px;font-weight:700;line-height:1;
}
.faq-item[open]{border-color:var(--line-2);background:rgba(14,54,37,.72)}
.faq-item[open] summary::after{content:'–'}
.faq-item summary:hover{color:var(--gold-lt)}
.faq-a{padding:0 20px 20px;font-size:14.5px;line-height:1.72;color:var(--txt-soft)}

/* CTA */
.cta-band{
  border:1px solid var(--line-2);border-radius:var(--r-xl);
  background:linear-gradient(150deg,rgba(245,158,11,.13),rgba(11,46,30,.95) 55%,rgba(5,31,20,.98));
  padding:clamp(26px,3.4vw,48px);box-shadow:var(--sh-gold);
}
.cta-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(22px,3vw,46px);align-items:start}
.cta-band h2{font-size:clamp(21px,2.6vw,31px);color:#fff}
.cta-band .cta-lead{margin-top:14px;font-size:15px;line-height:1.72;color:var(--txt-soft)}
.pay-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}
.pay-row span{
  padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:var(--txt-soft);border:1px solid var(--line);background:rgba(5,31,20,.6);
}
.safe-list{margin-top:20px}
.safe-list li{display:flex;gap:10px;align-items:flex-start;padding:7px 0;font-size:14px;color:var(--txt-soft)}
.safe-list li i{color:var(--gold);margin-top:4px;font-size:12px}
.cta-form{padding:24px 22px;border:1px solid var(--line);border-radius:var(--r-lg);background:rgba(5,31,20,.82)}
.form-row{margin-bottom:16px}
.form-label{display:block;margin-bottom:7px;font-size:12px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;color:var(--gold-lt)}
.form-control{
  width:100%;padding:13px 15px;border-radius:var(--r-sm);
  background:rgba(5,31,20,.9);border:1px solid var(--line);color:var(--txt);font-size:14.5px;
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.form-control::placeholder{color:rgba(163,163,117,.85)}
.form-control:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,158,11,.18);background:#04190F}
select.form-control{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--gold) 50%),linear-gradient(135deg,var(--gold) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.form-control option{background:#0B2E1E;color:#F8FAFC}
.form-note{margin-top:12px;font-size:12.5px;line-height:1.65;color:var(--txt-mute)}

/* ============ FOOTER ============ */
.site-footer{
  border-top:1px solid var(--line);background:linear-gradient(180deg,var(--bg-panel-2),var(--bg-deep));
  padding:clamp(40px,5vw,68px) 0 26px;margin-top:0;
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:clamp(22px,3vw,44px)}
.foot-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.foot-brand strong{font-size:16px;font-weight:800;color:#fff;line-height:1.25}
.foot-about{font-size:13.8px;line-height:1.7;color:var(--txt-mute);max-width:44ch}
.foot-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.foot-pay span{
  padding:6px 12px;border-radius:999px;font-size:12px;font-weight:600;
  color:var(--gold-lt);border:1px solid var(--line);background:rgba(11,46,30,.6);
}
.foot-col h4{font-size:13px;font-weight:700;letter-spacing:.7px;text-transform:uppercase;color:var(--gold-lt);margin-bottom:14px}
.foot-col li{margin-bottom:9px}
.foot-col a{font-size:14px;color:var(--txt-soft)}
.foot-col a:hover{color:var(--gold-lt)}
.foot-bottom{
  margin-top:clamp(28px,3.4vw,46px);padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
}
.foot-bottom p{font-size:13px;color:var(--txt-mute)}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;padding:7px 14px;border-radius:999px;
  font-size:12.5px;font-weight:700;color:var(--gold-lt);
  border:1px solid var(--line-2);background:rgba(245,158,11,.08);
}

/* ============ FAB ============ */
.fab{position:fixed;left:16px;bottom:96px;z-index:50;width:56px;height:56px}
.fab-inner{
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 32% 26%,#1B3A2A,#0B2E1E 60%,#051F14);
  border:2px solid var(--gold);color:var(--gold-lt);font-size:21px;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;
  animation:fabFloat 3.8s ease-in-out infinite;
  transition:transform .28s ease,opacity .28s ease,box-shadow .28s ease;
}
.fab-inner i{transition:transform .55s ease}
.fab:hover .fab-inner{transform:scale(1.1);opacity:1;box-shadow:0 10px 34px rgba(245,158,11,.6)}
.fab:hover .fab-inner i{transform:rotate(360deg)}
.fab:active .fab-inner{transform:scale(.95) translateY(3px)}
.fab-badge{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:var(--red);border:2px solid #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .nav-list{display:none}
  .nav-toggle{display:grid;place-items:center}
  .metric-strip{grid-template-columns:repeat(3,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .scene-grid{grid-template-columns:1fr 1fr}
  .cmp-wrap{grid-template-columns:1fr}
  .cmp-media{max-width:520px}
  .cta-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:768px){
  .ba-grid{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .metric-strip{grid-template-columns:repeat(2,1fr)}
  .cmp-row{grid-template-columns:1fr;gap:8px}
  .cmp-value{text-align:left}
  .foot-grid{grid-template-columns:1fr}
  .hero-actions .btn{flex:1 1 100%;justify-content:center}
  .fab{bottom:82px}
}
@media (max-width:520px){
  .nav-bar{gap:8px;min-height:64px}
  .brand-mark{width:34px;height:34px;font-size:16px;border-radius:10px}
  .brand-text strong{font-size:12px;display:block;max-width:76px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .brand-text span{display:none}
  .btn-login{padding:7px 11px;font-size:12px}
  .btn-signup{padding:7px 13px;font-size:12px}
  .nav-toggle{width:36px;height:36px;font-size:15px}
  .metric-strip{grid-template-columns:1fr}
  .metric-item{padding:18px 16px}
  .sec-title{font-size:22px}
  .hero h1{font-size:25px}
  .cta-form{padding:20px 16px}
  .foot-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}