/* roulang page: index */
/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root{
  --bg:#051F14;
  --bg-deep:#03150D;
  --bg-soft:#0B2E1E;
  --panel:rgba(255,255,255,.035);
  --panel-solid:#08281A;
  --gold:#F59E0B;
  --gold-lt:#FCD34D;
  --gold-dk:#B45309;
  --red:#DC2626;
  --green:#10B981;
  --text:#F8FAFC;
  --muted:#C6E6D6;
  --muted-2:#8CA894;
  --line:rgba(245,158,11,.24);
  --line-soft:rgba(255,255,255,.08);
  --radius-xs:8px;
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow-sm:0 8px 20px -14px rgba(0,0,0,.9);
  --shadow:0 26px 55px -32px rgba(0,0,0,.95);
  --glow:0 14px 34px -16px rgba(245,158,11,.75);
  --container:1200px;
  --gap:clamp(16px,2.2vw,26px);
  --section-y:clamp(52px,7vw,96px);
}

/* ============================================================
   RESET / BASE
   ============================================================ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
ul,ol{list-style:none;margin:0;padding:0}
h1,h2,h3,h4{margin:0;line-height:1.24;font-weight:800;letter-spacing:-.015em}
p{margin:0}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--gold-lt);outline-offset:3px;border-radius:6px}

/* ============================================================
   LAYOUT HELPERS
   ============================================================ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:var(--section-y) 0;position:relative}
.section-alt{background:linear-gradient(180deg,#062117 0%,#04170F 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:780px;margin-bottom:clamp(26px,4vw,46px)}
.section-head.tight{max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold-lt);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
.section-title{font-size:clamp(23px,3.1vw,35px)}
.section-sub{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.72;max-width:72ch}
.grid{display:grid;gap:var(--gap)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 24px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .2s ease;
  white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#2B1704;box-shadow:var(--glow)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 20px 40px -16px rgba(245,158,11,1)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-outline{border-color:var(--line);color:var(--gold-lt);background:rgba(245,158,11,.07)}
.btn-outline:hover{background:rgba(245,158,11,.16);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0) scale(.98)}
.btn-ghost{color:var(--muted);padding:11px 14px;font-weight:600}
.btn-ghost:hover{color:var(--gold-lt);background:rgba(255,255,255,.05)}
.btn-sm{padding:9px 16px;font-size:13.5px}
.link-more{display:inline-flex;align-items:center;gap:8px;color:var(--gold-lt);font-weight:700;font-size:14.5px;border-bottom:1px dashed rgba(245,158,11,.45);padding-bottom:2px;transition:.2s}
.link-more:hover{color:#fff;border-color:#fff}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(4,24,15,.88);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.nav-inner{
  max-width:var(--container);margin:0 auto;padding:11px 20px;
  display:flex;align-items:center;gap:14px;
}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
  color:#231203;font-size:19px;font-weight:800;
  box-shadow:0 8px 22px -12px rgba(245,158,11,.9);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:15.5px;font-weight:800;color:#fff;letter-spacing:-.02em}
.logo-text span{font-size:10.5px;color:var(--muted-2);letter-spacing:.05em;font-weight:500}
.nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
.nav-links a{
  padding:9px 14px;border-radius:999px;font-size:14.5px;font-weight:600;
  color:var(--muted);transition:.22s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a.active{color:var(--gold-lt);background:rgba(245,158,11,.13);box-shadow:inset 0 0 0 1px var(--line)}
.nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-soft);color:var(--muted);
  align-items:center;justify-content:center;font-size:17px;
}
.nav-toggle:hover{color:#fff;border-color:var(--line)}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;overflow:hidden;isolation:isolate;padding:clamp(58px,9vw,110px) 0 clamp(38px,5vw,62px)}
.hero-bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;transform:scale(1.05)}
.hero-overlay{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(900px 420px at 82% 8%,rgba(245,158,11,.16),transparent 62%),
    linear-gradient(102deg,rgba(3,20,12,.97) 0%,rgba(5,31,20,.9) 46%,rgba(5,31,20,.58) 100%);
}
.hero-inner{max-width:900px}
.hero-title{
  font-size:clamp(29px,5vw,54px);
  line-height:1.1;letter-spacing:-.03em;
  background:linear-gradient(120deg,#FFFFFF 30%,var(--gold-lt) 68%,var(--gold) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:20px;color:var(--muted);font-size:clamp(15px,1.5vw,17px);line-height:1.75;max-width:66ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.series-bar{
  margin-top:34px;display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:11px 12px;border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(4,22,14,.7);backdrop-filter:blur(10px);
}
.series-label{font-size:10.5px;text-transform:uppercase;letter-spacing:.16em;color:var(--muted-2);font-weight:700;padding-left:8px;white-space:nowrap}
.series-nav{display:flex;gap:8px;overflow-x:auto;flex:1;scrollbar-width:none}
.series-nav::-webkit-scrollbar{display:none}
.series-pill{
  padding:8px 16px;border-radius:999px;font-size:13.5px;font-weight:600;
  background:rgba(255,255,255,.05);color:var(--muted);white-space:nowrap;transition:.22s;
  border:1px solid transparent;
}
.series-pill:hover{color:#fff;background:rgba(245,158,11,.18)}
.series-pill.is-active{background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#2B1704;box-shadow:0 10px 24px -14px rgba(245,158,11,.95)}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  margin-top:26px;border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;background:var(--line-soft);
}
.hero-stats li{background:rgba(4,24,15,.76);padding:16px 18px}
.hero-stats b{display:block;font-size:clamp(18px,2.4vw,24px);color:var(--gold-lt);font-weight:800;letter-spacing:-.02em}
.hero-stats span{display:block;margin-top:5px;font-size:12.5px;color:var(--muted-2);line-height:1.5}

/* ============================================================
   METRIC CARDS
   ============================================================ */
.metrics-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.metric{
  padding:24px 22px;border:1px solid var(--line-soft);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.01));
  transition:.28s;
}
.metric:hover{border-color:var(--line);transform:translateY(-4px);box-shadow:var(--shadow)}
.metric i{display:block;font-style:normal;font-size:19px;margin-bottom:12px}
.metric b{display:block;font-size:clamp(24px,3vw,32px);font-weight:800;color:#fff;letter-spacing:-.03em}
.metric b em{font-style:normal;color:var(--gold);font-size:.6em;margin-left:2px}
.metric p{margin-top:8px;color:var(--muted-2);font-size:13.5px;line-height:1.6}
.metric-note{
  margin-top:var(--gap);padding:18px 22px;border-left:3px solid var(--gold);
  background:rgba(245,158,11,.07);border-radius:0 var(--radius-s) var(--radius-s) 0;
  color:var(--muted);font-size:14.5px;line-height:1.7;
}

/* ============================================================
   FEATURE CARDS
   ============================================================ */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.feature{
  padding:26px 24px;border-radius:var(--radius);border:1px solid var(--line-soft);
  background:var(--panel);transition:.28s;position:relative;overflow:hidden;
}
.feature::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:linear-gradient(140deg,rgba(245,158,11,.14),transparent 45%);
  opacity:0;transition:opacity .28s;
}
.feature:hover{border-color:var(--line);transform:translateY(-4px);box-shadow:var(--shadow)}
.feature:hover::after{opacity:1}
.feature-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(252,211,77,.25),rgba(245,158,11,.08));
  border:1px solid var(--line);font-size:20px;margin-bottom:16px;
}
.feature h3{font-size:16.5px;margin-bottom:9px}
.feature p{color:var(--muted-2);font-size:14px;line-height:1.68}

/* ============================================================
   SCENARIO MATRIX
   ============================================================ */
.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.scenario{
  display:flex;flex-direction:column;gap:12px;
  padding:22px;border-radius:var(--radius);
  border:1px solid var(--line-soft);background:rgba(255,255,255,.02);transition:.26s;
}
.scenario:hover{border-color:var(--line);background:rgba(245,158,11,.05)}
.scenario-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.tag{
  display:inline-flex;align-items:center;padding:4px 11px;border-radius:999px;
  font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  background:rgba(245,158,11,.14);color:var(--gold-lt);border:1px solid var(--line);
}
.tag-green{background:rgba(16,185,129,.14);color:#6EE7B7;border-color:rgba(16,185,129,.35)}
.tag-red{background:rgba(220,38,38,.16);color:#FCA5A5;border-color:rgba(220,38,38,.38)}
.scenario h3{font-size:16px}
.scenario p{color:var(--muted-2);font-size:13.8px;line-height:1.65}
.scenario-foot{margin-top:auto;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px}
.scenario-foot strong{color:var(--gold-lt)}

/* ============================================================
   LEVEL / RATE BLOCKS
   ============================================================ */
.level-wrap{display:grid;gap:var(--gap)}
.level{
  padding:clamp(22px,3vw,34px);border-radius:var(--radius-l);
  border:1px solid var(--line-soft);
  background:linear-gradient(150deg,rgba(255,255,255,.045),rgba(255,255,255,.008));
  transition:.3s;
}
.level:hover{border-color:var(--line);box-shadow:var(--shadow)}
.level h3{font-size:clamp(17px,2vw,21px);color:var(--gold-lt);margin-bottom:14px}
.level p{color:var(--muted);font-size:15px;line-height:1.75}
.level p + p{margin-top:12px}
.level ul{margin-top:18px;display:grid;gap:10px}
.level li{
  position:relative;padding-left:24px;color:var(--muted-2);font-size:14.2px;line-height:1.66;
}
.level li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold));box-shadow:0 0 10px rgba(245,158,11,.7);
}
.level-head{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:14px}
.level-head h3{margin-bottom:0}

/* ============================================================
   STEPS
   ============================================================ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);counter-reset:step}
.step{
  position:relative;padding:26px 22px 22px;border-radius:var(--radius);
  border:1px solid var(--line-soft);background:var(--panel);transition:.26s;
}
.step:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow)}
.step-num{
  counter-increment:step;display:grid;place-items:center;
  width:40px;height:40px;border-radius:12px;margin-bottom:16px;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#2B1704;
  font-weight:800;font-size:15px;
}
.step-num::before{content:"0" counter(step)}
.step h3{font-size:16px;margin-bottom:9px}
.step p{color:var(--muted-2);font-size:13.8px;line-height:1.66}

/* ============================================================
   DEMO / TABLE
   ============================================================ */
.demo-layout{display:grid;grid-template-columns:1fr 1.35fr;gap:clamp(20px,3vw,38px);align-items:start}
.demo-shot{
  border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);position:relative;
}
.demo-shot img{width:100%;aspect-ratio:4/3;object-fit:cover}
.demo-shot figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;
  background:linear-gradient(0deg,rgba(3,18,11,.95),transparent);
  font-size:13px;color:var(--muted);line-height:1.55;
}
.table-shell{
  border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;
  background:rgba(255,255,255,.02);
}
.table-shell table{min-width:620px}
.table-scroll{overflow-x:auto}
.table-shell thead th{
  background:rgba(245,158,11,.1);color:var(--gold-lt);
  font-size:12px;letter-spacing:.1em;text-transform:uppercase;font-weight:700;
  text-align:left;padding:15px 18px;white-space:nowrap;
}
.table-shell tbody td{
  padding:15px 18px;font-size:14px;color:var(--muted);
  border-top:1px solid var(--line-soft);vertical-align:top;
}
.table-shell tbody tr:hover td{background:rgba(245,158,11,.045)}
.table-shell tbody td strong{color:#fff;font-size:15px}
.table-shell .cell-note{color:var(--muted-2);font-size:13.2px}

/* ============================================================
   VERSUS / RESULT COMPARE
   ============================================================ */
.versus{display:grid;grid-template-columns:1fr auto 1fr;gap:clamp(16px,2.4vw,30px);align-items:stretch}
.vs-col{
  padding:28px 24px;border-radius:var(--radius-l);border:1px solid var(--line-soft);
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.01));
}
.vs-col h3{font-size:18px;margin-bottom:14px}
.vs-col.tai h3{color:var(--gold-lt)}
.vs-col.xiu h3{color:#6EE7B7}
.vs-col ul{display:grid;gap:11px}
.vs-col li{position:relative;padding-left:22px;font-size:14.2px;color:var(--muted);line-height:1.66}
.vs-col li::before{content:"›";position:absolute;left:4px;top:-1px;font-size:18px;color:var(--gold);font-weight:800}
.vs-col.xiu li::before{color:var(--green)}
.vs-badge{
  align-self:center;display:grid;place-items:center;width:70px;height:70px;border-radius:50%;
  border:1px solid var(--line);background:rgba(5,31,20,.9);color:var(--gold-lt);
  font-weight:800;font-size:13px;letter-spacing:.06em;
}
.result-bar{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:var(--gap)}
.result-item{
  padding:20px 22px;border-radius:var(--radius);border:1px solid var(--line-soft);
  background:rgba(255,255,255,.025);
}
.result-item strong{display:block;font-size:24px;font-weight:800;color:var(--gold-lt);letter-spacing:-.02em}
.result-item span{display:block;margin-top:6px;font-size:13.4px;color:var(--muted-2);line-height:1.6}

/* ============================================================
   TIMELINE
   ============================================================ */
.timeline{position:relative;display:grid;gap:0;border-left:1px 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:-6.5px;top:6px;width:12px;height:12px;border-radius:50%;
  background:var(--gold);box-shadow:0 0 0 4px rgba(245,158,11,.18);
}
.tl-time{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-lt);font-weight:700}
.tl-item h3{font-size:16.5px;margin:7px 0 8px}
.tl-item p{color:var(--muted-2);font-size:14px;line-height:1.68}

/* ============================================================
   TESTIMONIALS
   ============================================================ */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.quote{
  padding:26px 24px;border-radius:var(--radius);border:1px solid var(--line-soft);
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.012));
  display:flex;flex-direction:column;gap:16px;transition:.26s;
}
.quote:hover{border-color:var(--line);transform:translateY(-4px)}
.quote p{color:var(--muted);font-size:14.4px;line-height:1.72}
.quote-who{display:flex;align-items:center;gap:12px;margin-top:auto}
.avatar{
  width:42px;height:42px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));color:#231203;font-weight:800;font-size:15px;
}
.quote-who b{display:block;font-size:14px;color:#fff}
.quote-who span{display:block;font-size:12.5px;color:var(--muted-2)}

/* ============================================================
   PRICING
   ============================================================ */
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);align-items:start}
.price{
  padding:30px 26px;border-radius:var(--radius-l);border:1px solid var(--line-soft);
  background:rgba(255,255,255,.028);display:flex;flex-direction:column;gap:16px;transition:.28s;
}
.price:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow)}
.price.featured{
  border-color:var(--gold);
  background:linear-gradient(165deg,rgba(245,158,11,.16),rgba(255,255,255,.02) 58%);
  box-shadow:0 30px 60px -34px rgba(245,158,11,.75);
}
.price-flag{
  display:inline-flex;align-self:flex-start;padding:4px 12px;border-radius:999px;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#2B1704;
  font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
}
.price h3{font-size:17.5px}
.price .amount{font-size:clamp(26px,3.4vw,34px);font-weight:800;color:#fff;letter-spacing:-.03em}
.price .amount small{font-size:13px;color:var(--muted-2);font-weight:500;letter-spacing:0}
.price ul{display:grid;gap:10px}
.price li{position:relative;padding-left:24px;font-size:14px;color:var(--muted);line-height:1.62}
.price li::before{
  content:"✓";position:absolute;left:0;top:0;color:var(--gold-lt);font-weight:800;font-size:13px;
}
.price .btn{width:100%;margin-top:auto}

/* ============================================================
   CATEGORY WALL
   ============================================================ */
.cat-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.cat-card{
  border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line-soft);
  background:rgba(255,255,255,.025);display:flex;flex-direction:column;transition:.3s;
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow)}
.cat-media{position:relative;overflow:hidden}
.cat-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .5s ease}
.cat-card:hover .cat-media img{transform:scale(1.06)}
.cat-media::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(4,22,14,.9),transparent 60%)}
.cat-body{padding:22px;display:flex;flex-direction:column;gap:11px;flex:1}
.cat-body h3{font-size:17px}
.cat-body p{color:var(--muted-2);font-size:14px;line-height:1.66}
.cat-body .link-more{align-self:flex-start;margin-top:auto}

/* ============================================================
   NEWS / CMS LIST
   ============================================================ */
.news-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:clamp(20px,3vw,36px);align-items:start}
.news-list{display:grid;gap:14px}
.news-card{
  padding:20px 22px;border-radius:var(--radius);border:1px solid var(--line-soft);
  background:rgba(255,255,255,.025);transition:.26s;
}
.news-card:hover{border-color:var(--line);background:rgba(245,158,11,.05);transform:translateX(4px)}
.news-card h3{font-size:16.5px;line-height:1.42;margin-bottom:9px}
.news-card:hover h3{color:var(--gold-lt)}
.news-card p{color:var(--muted-2);font-size:13.8px;line-height:1.64}
.news-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:14px;font-size:12.5px;color:var(--muted-2)}
.news-side{
  padding:24px 22px;border-radius:var(--radius-l);border:1px solid var(--line-soft);
  background:linear-gradient(170deg,rgba(245,158,11,.09),rgba(255,255,255,.012));
}
.news-side h3{font-size:15px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-lt);margin-bottom:16px}
.side-item{display:block;padding:13px 0;border-top:1px solid var(--line-soft);transition:.2s}
.side-item:first-of-type{border-top:none;padding-top:0}
.side-item:hover{color:var(--gold-lt)}
.side-item b{display:block;font-size:14.2px;font-weight:600;line-height:1.5}
.side-item span{display:block;margin-top:6px;font-size:12.4px;color:var(--muted-2)}
.empty-state{
  padding:26px 22px;border:1px dashed var(--line);border-radius:var(--radius);
  color:var(--muted-2);font-size:14px;text-align:center;
}

/* ============================================================
   TRUST STRIP
   ============================================================ */
.trust-band{
  position:relative;overflow:hidden;border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);padding:var(--section-y) 0;
}
.trust-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.24}
.trust-veil{position:absolute;inset:0;background:linear-gradient(100deg,rgba(3,20,12,.96),rgba(5,31,20,.82))}
.trust-grid{position:relative;display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.trust-item{padding:22px;border-radius:var(--radius);border:1px solid var(--line-soft);background:rgba(4,24,15,.7)}
.trust-item i{display:block;font-style:normal;font-size:20px;margin-bottom:12px}
.trust-item h3{font-size:15.5px;margin-bottom:8px}
.trust-item p{color:var(--muted-2);font-size:13.4px;line-height:1.62}

/* ============================================================
   CHANNEL ROW
   ============================================================ */
.channel-row{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.channel{
  padding:22px;border-radius:var(--radius);border:1px solid var(--line-soft);
  background:rgba(255,255,255,.025);display:flex;flex-direction:column;gap:12px;transition:.26s;
}
.channel:hover{border-color:var(--line);transform:translateY(-4px)}
.channel h3{font-size:15.5px}
.channel p{color:var(--muted-2);font-size:13.4px;line-height:1.62}
.channel .link-more{margin-top:auto;font-size:13.5px}

/* ============================================================
   FAQ
   ============================================================ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(255,255,255,.025);transition:.24s;overflow:hidden;
}
.faq-item[open]{border-color:var(--line);background:rgba(245,158,11,.055)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:19px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:15.5px;font-weight:600;color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:20px;color:var(--gold-lt);font-weight:700;flex-shrink:0;transition:transform .24s;
}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted-2);font-size:14.2px;line-height:1.74}

/* ============================================================
   LEAD FORM
   ============================================================ */
.cta-shell{
  border-radius:var(--radius-l);border:1px solid var(--line);
  background:linear-gradient(150deg,rgba(245,158,11,.14),rgba(255,255,255,.015) 55%);
  padding:clamp(26px,4vw,46px);
  display:grid;grid-template-columns:1fr 1fr;gap:clamp(24px,4vw,48px);align-items:center;
}
.cta-copy h2{font-size:clamp(22px,2.8vw,31px);margin-bottom:16px}
.cta-copy p{color:var(--muted);font-size:15px;line-height:1.75}
.cta-points{margin-top:20px;display:grid;gap:10px}
.cta-points li{position:relative;padding-left:24px;font-size:14px;color:var(--muted-2)}
.cta-points li::before{content:"✓";position:absolute;left:0;color:var(--gold-lt);font-weight:800}
.lead-form{display:grid;gap:14px}
.field{display:grid;gap:7px}
.field label{font-size:12.5px;text-transform:uppercase;letter-spacing:.1em;color:var(--muted-2);font-weight:700}
.field input,.field select,.field textarea{
  width:100%;padding:13px 16px;border-radius:var(--radius-s);
  background:rgba(3,18,11,.7);border:1px solid var(--line-soft);color:#fff;
  font-size:14.5px;transition:.22s;
}
.field textarea{resize:vertical;min-height:88px;line-height:1.6}
.field input::placeholder,.field textarea::placeholder{color:#6E8A7A}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--gold);background:rgba(3,18,11,.95);outline:none;
  box-shadow:0 0 0 3px rgba(245,158,11,.18);
}
.form-note{font-size:12.5px;color:var(--muted-2);line-height:1.6}
.form-ok{
  display:none;padding:13px 16px;border-radius:var(--radius-s);
  background:rgba(16,185,129,.14);border:1px solid rgba(16,185,129,.4);
  color:#A7F3D0;font-size:13.5px;
}
.form-ok.show{display:block}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line-soft);padding:clamp(44px,6vw,72px) 0 0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:clamp(22px,3vw,40px)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-col h3{font-size:13px;letter-spacing:.13em;text-transform:uppercase;color:var(--gold-lt);margin-bottom:16px}
.footer-col p{color:var(--muted-2);font-size:13.8px;line-height:1.72}
.footer-col ul{display:grid;gap:10px}
.footer-col a{color:var(--muted-2);font-size:13.9px;transition:.2s}
.footer-col a:hover{color:var(--gold-lt);padding-left:3px}
.footer-col li{color:var(--muted-2);font-size:13.9px}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pay-badge{
  padding:7px 12px;border-radius:var(--radius-xs);border:1px solid var(--line-soft);
  background:rgba(255,255,255,.04);font-size:12px;color:var(--muted);font-weight:600;
}
.footer-bottom{
  margin-top:clamp(30px,4vw,50px);border-top:1px solid var(--line-soft);
  padding:22px 0 30px;display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;
}
.footer-bottom p{color:var(--muted-2);font-size:12.8px;line-height:1.6}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:50%;border:1px solid var(--line);
  color:var(--gold-lt);font-size:12px;font-weight:800;flex-shrink:0;
}

/* ============================================================
   FLOATING ACTION BUTTON
   ============================================================ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:80;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,#3B2A0B,#0A1F14 72%);
  border:2px solid var(--gold);
  box-shadow:0 8px 26px rgba(245,158,11,.38);
  opacity:.85;transition:transform .28s ease,opacity .28s ease,box-shadow .28s ease;
  animation:fabFloat 3.6s ease-in-out infinite;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 12px 34px rgba(245,158,11,.6)}
.fab:active{transform:translateY(3px) scale(.95)}
.fab svg{width:26px;height:26px;transition:transform .5s ease}
.fab:hover svg{transform:rotate(360deg)}
.fab-dot{
  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(-6px)}
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1080px){
  .metrics-grid{grid-template-columns:repeat(2,1fr)}
  .feature-grid,.scenario-grid,.quote-grid,.cat-wall{grid-template-columns:repeat(2,1fr)}
  .price-grid{grid-template-columns:1fr;max-width:560px}
  .steps{grid-template-columns:repeat(2,1fr)}
  .trust-grid,.channel-row{grid-template-columns:repeat(2,1fr)}
  .demo-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:980px){
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:absolute;left:0;right:0;top:100%;display:none;
    flex-direction:column;align-items:stretch;gap:4px;margin-left:0;
    background:#04180F;border-bottom:1px solid var(--line);
    padding:12px 20px 18px;box-shadow:0 24px 40px -24px rgba(0,0,0,.9);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;border-radius:var(--radius-s)}
  .nav-actions{margin-left:auto}
  .news-layout{grid-template-columns:1fr}
  .versus{grid-template-columns:1fr}
  .vs-badge{justify-self:start}
  .cta-shell{grid-template-columns:1fr}
}
@media (max-width:760px){
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .result-bar{grid-template-columns:1fr}
  .grid-3,.grid-4,.grid-2{grid-template-columns:1fr}
  .metrics-grid,.feature-grid,.scenario-grid,.quote-grid,.cat-wall,.steps,.trust-grid,.channel-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .nav-inner{padding:10px 16px;gap:10px}
  .logo-text strong{font-size:14px}
  .logo-text span{display:none}
  .logo-mark{width:36px;height:36px;font-size:17px}
  .nav-actions .btn{padding:9px 13px;font-size:13px}
  .nav-actions .btn-ghost{padding:9px 8px}
  .hero{padding-top:44px}
  .hero-actions .btn{width:100%}
  .hero-stats{grid-template-columns:1fr}
  .series-bar{flex-direction:column;align-items:flex-start}
  .series-nav{width:100%}
  .fab{left:12px;bottom:86px;width:52px;height:52px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root{
  --bg:#051F14;
  --bg-deep:#03150D;
  --bg-soft:#0B2E1E;
  --panel:rgba(255,255,255,.035);
  --panel-solid:#08281A;
  --gold:#F59E0B;
  --gold-lt:#FCD34D;
  --gold-dk:#B45309;
  --red:#DC2626;
  --green:#10B981;
  --text:#F8FAFC;
  --muted:#C6E6D6;
  --muted-2:#8CA894;
  --line:rgba(245,158,11,.24);
  --line-soft:rgba(255,255,255,.08);
  --radius-xs:8px;
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow-sm:0 8px 20px -14px rgba(0,0,0,.9);
  --shadow:0 26px 55px -32px rgba(0,0,0,.95);
  --glow:0 14px 34px -16px rgba(245,158,11,.75);
  --container:1200px;
  --gap:clamp(16px,2.2vw,26px);
  --section-y:clamp(52px,7vw,96px);
}
/* ============================================================
   BASE / RESET
   ============================================================ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
h1,h2,h3,h4{margin:0;font-weight:800;line-height:1.22;letter-spacing:-.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
:focus-visible{outline:2px solid var(--gold-lt);outline-offset:3px;border-radius:6px}
::selection{background:rgba(245,158,11,.35);color:#fff}
/* ============================================================
   LAYOUT
   ============================================================ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:var(--section-y) 0;position:relative}
.section-alt{background:linear-gradient(180deg,#062117 0%,#04170F 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:790px;margin-bottom:clamp(26px,4vw,46px)}
.section-head.tight{max-width:660px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold-lt);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
.section-title{font-size:clamp(23px,3.1vw,35px)}
.section-sub{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.72;max-width:74ch}
.grid{display:grid;gap:var(--gap)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}
/* ============================================================
   BUTTONS
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 24px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .2s ease;
  white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#2B1704;box-shadow:var(--glow)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 20px 40px -16px rgba(245,158,11,1)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-outline{border-color:var(--line);color:var(--gold-lt);background:rgba(245,158,11,.07)}
.btn-outline:hover{background:rgba(245,158,11,.16);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0) scale(.98)}
.btn-ghost{color:var(--muted);padding:11px 14px;font-weight:600}
.btn-ghost:hover{color:var(--gold-lt);background:rgba(255,255,255,.05)}
.btn-sm{padding:9px 16px;font-size:13.5px}
/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(4,24,15,.88);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.nav-inner{
  max-width:var(--container);margin:0 auto;padding:11px 20px;
  display:flex;align-items:center;gap:14px;
}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
  color:#231203;font-size:19px;font-weight:800;
  box-shadow:0 8px 22px -12px rgba(245,158,11,.9);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:15.5px;font-weight:800;color:#fff;letter-spacing:-.02em}
.logo-text span{font-size:10.5px;color:var(--muted-2);letter-spacing:.05em;font-weight:500}
.nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
.nav-links a{
  padding:9px 14px;border-radius:999px;font-size:14.5px;font-weight:600;
  color:var(--muted);transition:.22s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a.active{color:var(--gold-lt);background:rgba(245,158,11,.13);box-shadow:inset 0 0 0 1px var(--line)}
.nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-soft);color:var(--muted);
  align-items:center;justify-content:center;font-size:17px;
}
.nav-toggle:hover{color:#fff;border-color:var(--line)}
/* ============================================================
   HERO (CATEGORY)
   ============================================================ */
.hero{position:relative;overflow:hidden;isolation:isolate;padding:clamp(52px,7vw,92px) 0 clamp(44px,6vw,74px)}
.hero-bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;transform:scale(1.06)}
.hero-overlay{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(880px 420px at 84% 6%,rgba(245,158,11,.18),transparent 62%),
    linear-gradient(104deg,rgba(3,20,12,.97) 0%,rgba(5,31,20,.9) 48%,rgba(5,31,20,.6) 100%);
}
.hero-grid{
  display:grid;grid-template-columns:1.12fr .88fr;
  gap:clamp(26px,4vw,54px);align-items:center;
}
.hero-title{
  font-size:clamp(28px,4.4vw,50px);
  line-height:1.09;letter-spacing:-.03em;
  background:linear-gradient(120deg,#FFFFFF 28%,var(--gold-lt) 68%,var(--gold) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:20px;color:var(--muted);font-size:16px;line-height:1.72;max-width:62ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-points{display:grid;gap:12px;margin-top:30px}
.hero-points li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:var(--muted)}
.hero-points li b{color:#fff;font-weight:700}
.tick{
  flex:0 0 auto;width:22px;height:22px;border-radius:8px;margin-top:2px;
  display:grid;place-items:center;font-size:12px;font-weight:800;
  color:#231203;background:linear-gradient(135deg,var(--gold-lt),var(--gold));
}
.hero-panel{
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:18px;
  box-shadow:var(--shadow);
  backdrop-filter:blur(6px);
}
.hero-panel img{border-radius:var(--radius);border:1px solid var(--line-soft);margin-bottom:16px}
.panel-label{
  font-size:11px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-lt);font-weight:700;margin-bottom:10px;
}
.panel-rows{display:grid;gap:10px}
.panel-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:11px 14px;border-radius:var(--radius-s);
  background:rgba(3,21,13,.6);border:1px solid var(--line-soft);
  font-size:14px;
}
.panel-row span{color:var(--muted)}
.panel-row strong{color:var(--gold-lt);font-weight:800;font-variant-numeric:tabular-nums}
/* ============================================================
   STATS BOARD
   ============================================================ */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.stat-card{
  padding:24px 22px;border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(245,158,11,.09),rgba(255,255,255,.02));
  border:1px solid var(--line-soft);
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.stat-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow)}
.stat-card b{
  display:block;font-size:clamp(26px,3.4vw,38px);font-weight:800;
  color:var(--gold-lt);letter-spacing:-.03em;font-variant-numeric:tabular-nums;
}
.stat-card span{display:block;margin-top:8px;font-size:14px;color:var(--muted);line-height:1.6}
/* ============================================================
   FEATURE / SCENARIO CARDS
   ============================================================ */
.card{
  padding:26px 24px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line-soft);
  transition:transform .3s ease,border-color .3s ease,background .3s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line);background:rgba(245,158,11,.06)}
.card-icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  font-size:20px;margin-bottom:16px;
  background:linear-gradient(135deg,rgba(252,211,77,.22),rgba(180,83,9,.28));
  border:1px solid var(--line);
}
.card h3{font-size:17.5px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px;line-height:1.7}
.card-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{
  display:inline-flex;align-items:center;
  padding:5px 11px;border-radius:999px;font-size:12px;font-weight:700;
  color:var(--gold-lt);background:rgba(245,158,11,.11);
  border:1px solid var(--line);
}
.tag-plain{color:var(--muted-2);background:rgba(255,255,255,.05);border-color:var(--line-soft)}
.tag-hot{color:#FFE4E6;background:rgba(220,38,38,.22);border-color:rgba(220,38,38,.45)}
/* scenario */
.scenario{
  border-radius:var(--radius);padding:24px 22px;
  background:linear-gradient(170deg,rgba(255,255,255,.05),rgba(255,255,255,.015));
  border:1px solid var(--line-soft);
  border-left:3px solid var(--gold);
  transition:transform .3s ease,background .3s ease;
}
.scenario:hover{transform:translateX(4px);background:rgba(245,158,11,.06)}
.scenario h3{font-size:17px;margin-bottom:10px}
.scenario p{color:var(--muted);font-size:14.5px}
.scenario ul{margin-top:14px;display:grid;gap:8px}
.scenario ul li{font-size:14px;color:var(--muted);display:flex;gap:9px;align-items:flex-start}
.dot{flex:0 0 auto;width:6px;height:6px;border-radius:50%;background:var(--gold);margin-top:9px}
/* ============================================================
   COMPARE TABLE
   ============================================================ */
.table-wrap{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;background:rgba(3,21,13,.5);
}
.table-wrap table{min-width:660px}
.table-scroll{overflow-x:auto}
.table-wrap thead th{
  text-align:left;font-size:12px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gold-lt);font-weight:700;
  padding:16px 20px;background:rgba(245,158,11,.09);
  border-bottom:1px solid var(--line);
}
.table-wrap tbody td{
  padding:16px 20px;font-size:14.5px;color:var(--muted);
  border-bottom:1px solid var(--line-soft);vertical-align:top;
}
.table-wrap tbody tr:last-child td{border-bottom:none}
.table-wrap tbody tr:hover td{background:rgba(255,255,255,.03)}
.table-wrap tbody td strong{color:#fff;font-weight:700}
/* ============================================================
   PROCESS
   ============================================================ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);counter-reset:step}
.step{
  padding:26px 22px;border-radius:var(--radius);
  background:rgba(255,255,255,.03);border:1px solid var(--line-soft);
  position:relative;transition:border-color .3s ease,transform .3s ease;
}
.step:hover{border-color:var(--line);transform:translateY(-4px)}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  display:block;font-size:26px;font-weight:800;color:rgba(252,211,77,.35);
  letter-spacing:-.04em;margin-bottom:12px;
}
.step h3{font-size:17px;margin-bottom:9px}
.step p{color:var(--muted);font-size:14.5px}
/* ============================================================
   TIMELINE
   ============================================================ */
.timeline{display:grid;gap:0;border-left:1px solid var(--line);margin-left:10px}
.tl-item{position:relative;padding:0 0 30px 30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-6px;top:6px;
  width:11px;height:11px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
  box-shadow:0 0 0 4px rgba(245,158,11,.14);
}
.tl-item h3{font-size:17px;margin-bottom:8px}
.tl-item p{color:var(--muted);font-size:14.5px;max-width:70ch}
.tl-tag{
  display:inline-block;margin-bottom:10px;padding:4px 11px;border-radius:999px;
  font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--gold-lt);background:rgba(245,158,11,.12);border:1px solid var(--line);
}
/* ============================================================
   TRUST
   ============================================================ */
.trust-band{
  border:1px solid var(--line);border-radius:var(--radius-l);
  background:linear-gradient(150deg,rgba(245,158,11,.1),rgba(255,255,255,.02));
  padding:clamp(24px,3.4vw,40px);
}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);margin-top:24px}
.trust-item h3{font-size:15.5px;margin-bottom:8px}
.trust-item p{color:var(--muted);font-size:14px}
.pay-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:6px}
.pay-badge{
  padding:7px 13px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:var(--muted);background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
}
/* ============================================================
   FAQ
   ============================================================ */
.faq-list{display:grid;gap:12px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(255,255,255,.028);overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item:hover{border-color:var(--line)}
.faq-item[open]{background:rgba(245,158,11,.05);border-color:var(--line)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  font-size:15.5px;font-weight:700;color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:0 0 auto;font-size:20px;font-weight:700;color:var(--gold-lt);
  transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.72;max-width:82ch}
/* ============================================================
   CTA / FORM
   ============================================================ */
.cta-band{
  position:relative;overflow:hidden;isolation:isolate;
  border-radius:var(--radius-l);border:1px solid var(--line);
  padding:clamp(28px,4vw,52px);
  display:grid;grid-template-columns:1.05fr .95fr;
  gap:clamp(24px,3.5vw,48px);align-items:center;
  background:linear-gradient(140deg,rgba(8,40,26,.96),rgba(3,21,13,.96));
}
.cta-band::after{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(640px 320px at 88% 12%,rgba(245,158,11,.2),transparent 65%);
}
.cta-band h2{font-size:clamp(22px,2.9vw,32px)}
.cta-band p{margin-top:14px;color:var(--muted);font-size:15px;max-width:60ch}
.signup-form{
  background:rgba(3,21,13,.72);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:22px;display:grid;gap:14px;
}
.field{display:grid;gap:7px}
.field label{font-size:13px;font-weight:700;color:var(--muted)}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:var(--radius-s);
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  color:#fff;font-size:14.5px;transition:border-color .2s ease,background .2s ease;
}
.field input::placeholder{color:rgba(198,230,214,.5)}
.field input:hover,.field select:hover{border-color:var(--line)}
.field input:focus,.field select:focus{outline:none;border-color:var(--gold);background:rgba(245,158,11,.08)}
.form-note{font-size:12.5px;color:var(--muted-2)}
.form-msg{
  display:none;margin-top:2px;padding:11px 14px;border-radius:var(--radius-s);
  font-size:13.5px;font-weight:600;color:#D1FAE5;
  background:rgba(16,185,129,.16);border:1px solid rgba(16,185,129,.4);
}
.form-msg.show{display:block}
/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{
  border-top:1px solid var(--line-soft);
  background:linear-gradient(180deg,#041A10,#020D07);
  padding:clamp(46px,6vw,74px) 0 26px;
  margin-top:clamp(40px,6vw,80px);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;
  gap:clamp(22px,3vw,40px);
}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-col h3{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:var(--gold-lt);margin-bottom:16px}
.footer-col p{color:var(--muted);font-size:14px;line-height:1.72}
.footer-col ul{display:grid;gap:10px}
.footer-col ul li{font-size:14px;color:var(--muted)}
.footer-col ul a{color:var(--muted);transition:color .2s ease,padding-left .2s ease}
.footer-col ul a:hover{color:var(--gold-lt);padding-left:4px}
.footer-bottom{
  margin-top:clamp(28px,4vw,44px);padding-top:22px;
  border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
}
.footer-bottom p{font-size:13px;color:var(--muted-2)}
.age-badge{
  display:inline-grid;place-items:center;
  min-width:44px;height:30px;padding:0 10px;border-radius:999px;
  font-size:12.5px;font-weight:800;color:#231203;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold));
}
/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1024px){
  .nav-links{
    position:absolute;top:100%;left:12px;right:12px;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(4,24,15,.98);
    border:1px solid var(--line);
    border-radius:var(--radius);padding:14px;
    box-shadow:var(--shadow);
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;font-size:15px}
  .nav-toggle{display:inline-flex}
  .nav-inner{position:relative}
  .hero-grid{grid-template-columns:1fr}
  .stat-grid,.grid-4,.trust-grid{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .logo-text strong{font-size:14px}
  .logo-text span{font-size:10px}
  .hero-points{margin-top:24px}
  .grid-2{grid-template-columns:1fr}
  .table-wrap thead th,.table-wrap tbody td{padding:13px 16px}
}
@media (max-width:520px){
  body{font-size:15.5px}
  .container{padding:0 16px}
  .nav-inner{padding:10px 16px}
  .nav-actions .btn-ghost{display:none}
  .stat-grid,.grid-3,.grid-4,.trust-grid,.steps{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .logo-mark{width:36px;height:36px;font-size:17px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: article */
/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root{
  --bg:#051F14;
  --bg-deep:#03150D;
  --bg-soft:#0B2E1E;
  --panel:rgba(255,255,255,.035);
  --panel-solid:#08281A;
  --gold:#F59E0B;
  --gold-lt:#FCD34D;
  --gold-dk:#B45309;
  --red:#DC2626;
  --green:#10B981;
  --text:#F8FAFC;
  --muted:#C6E6D6;
  --muted-2:#8CA894;
  --line:rgba(245,158,11,.24);
  --line-soft:rgba(255,255,255,.08);
  --radius-xs:8px;
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow-sm:0 8px 20px -14px rgba(0,0,0,.9);
  --shadow:0 26px 55px -32px rgba(0,0,0,.95);
  --glow:0 14px 34px -16px rgba(245,158,11,.75);
  --container:1200px;
  --gap:clamp(16px,2.2vw,26px);
  --section-y:clamp(52px,7vw,96px);
}
/* ============================================================
   RESET / BASE
   ============================================================ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
h1,h2,h3,h4{margin:0;font-weight:800;letter-spacing:-.02em;line-height:1.2}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold-lt);outline-offset:3px;border-radius:6px}
/* ============================================================
   LAYOUT
   ============================================================ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:var(--section-y) 0;position:relative}
.section-alt{background:linear-gradient(180deg,#062117 0%,#04170F 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:800px;margin-bottom:clamp(26px,4vw,46px)}
.section-head.tight{max-width:620px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold-lt);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
.section-title{font-size:clamp(23px,3.1vw,35px)}
.section-sub{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.72;max-width:74ch}
.grid{display:grid;gap:var(--gap)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}
/* ============================================================
   BUTTONS
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 24px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .2s ease;
  white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#2B1704;box-shadow:var(--glow)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 20px 40px -16px rgba(245,158,11,1)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-outline{border-color:var(--line);color:var(--gold-lt);background:rgba(245,158,11,.07)}
.btn-outline:hover{background:rgba(245,158,11,.16);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0) scale(.98)}
.btn-ghost{color:var(--muted);padding:11px 14px;font-weight:600}
.btn-ghost:hover{color:var(--gold-lt);background:rgba(255,255,255,.05)}
.btn-sm{padding:9px 16px;font-size:13.5px}
/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(4,24,15,.88);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.nav-inner{
  max-width:var(--container);margin:0 auto;padding:11px 20px;
  display:flex;align-items:center;gap:14px;
}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
  color:#231203;font-size:19px;font-weight:800;
  box-shadow:0 8px 22px -12px rgba(245,158,11,.9);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:15.5px;font-weight:800;color:#fff;letter-spacing:-.02em}
.logo-text span{font-size:10.5px;color:var(--muted-2);letter-spacing:.05em;font-weight:500}
.nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
.nav-links a{
  padding:9px 14px;border-radius:999px;font-size:14.5px;font-weight:600;
  color:var(--muted);transition:.22s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a.active{color:var(--gold-lt);background:rgba(245,158,11,.13);box-shadow:inset 0 0 0 1px var(--line)}
.nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-soft);color:var(--muted);
  align-items:center;justify-content:center;font-size:17px;
}
.nav-toggle:hover{color:#fff;border-color:var(--line)}
/* ============================================================
   ARTICLE HERO
   ============================================================ */
.art-hero{position:relative;overflow:hidden;isolation:isolate;padding:clamp(38px,6vw,72px) 0 clamp(34px,5vw,58px)}
.art-hero-bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;transform:scale(1.06)}
.art-hero-overlay{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(880px 420px at 84% 0%,rgba(245,158,11,.18),transparent 64%),
    linear-gradient(100deg,rgba(3,20,12,.97) 0%,rgba(5,31,20,.92) 48%,rgba(5,31,20,.6) 100%);
}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted-2);margin-bottom:18px}
.breadcrumb a{color:var(--muted);transition:color .2s}
.breadcrumb a:hover{color:var(--gold-lt)}
.breadcrumb span.sep{color:rgba(255,255,255,.25)}
.art-title{
  font-size:clamp(26px,4.3vw,46px);line-height:1.14;letter-spacing:-.03em;max-width:20ch;
  background:linear-gradient(120deg,#FFFFFF 32%,var(--gold-lt) 70%,var(--gold) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.art-lead{margin-top:18px;color:var(--muted);font-size:16px;line-height:1.72;max-width:70ch}
.art-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:600;
  border:1px solid var(--line-soft);background:rgba(255,255,255,.04);color:var(--muted);
}
.chip-gold{border-color:var(--line);background:rgba(245,158,11,.1);color:var(--gold-lt)}
/* ============================================================
   ARTICLE BODY
   ============================================================ */
.article-wrap{padding-top:clamp(38px,5vw,64px);padding-bottom:clamp(20px,3vw,36px)}
.article-shell{
  display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:clamp(24px,3.4vw,46px);align-items:start;
}
.entry-content{max-width:78ch}
.entry-content > * + *{margin-top:18px}
.entry-content h2{
  font-size:clamp(20px,2.4vw,27px);margin-top:40px;padding-top:24px;
  border-top:1px solid var(--line-soft);color:#fff;
}
.entry-content h3{font-size:clamp(17px,1.9vw,21px);margin-top:28px;color:var(--gold-lt)}
.entry-content p{color:var(--muted);line-height:1.75;font-size:16px}
.entry-content strong{color:#fff}
.entry-content ul,.entry-content ol{padding-left:2px;display:grid;gap:10px}
.entry-content li{
  position:relative;padding-left:22px;color:var(--muted);line-height:1.7;
}
.entry-content ul li::before{
  content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:3px;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
}
.entry-content ol{counter-reset:li}
.entry-content ol li{counter-increment:li}
.entry-content ol li::before{
  content:counter(li);position:absolute;left:0;top:0;font-size:12.5px;font-weight:800;
  color:var(--gold);border:1px solid var(--line);border-radius:6px;
  width:20px;height:20px;display:grid;place-items:center;line-height:1;
}
.entry-content blockquote{
  margin:26px 0;padding:20px 22px;border-left:3px solid var(--gold);
  background:linear-gradient(100deg,rgba(245,158,11,.1),rgba(245,158,11,0));
  border-radius:0 var(--radius) var(--radius) 0;color:#fff;font-weight:500;line-height:1.7;
}
.entry-content img{border-radius:var(--radius);border:1px solid var(--line-soft);margin:26px 0}
.entry-content table{width:100%;border-collapse:collapse;font-size:14.5px;margin:22px 0}
.entry-content th,.entry-content td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line-soft)}
.entry-content th{color:var(--gold-lt);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;background:rgba(255,255,255,.03)}
.entry-content td{color:var(--muted)}
.entry-content a{color:var(--gold-lt);border-bottom:1px dashed rgba(252,211,77,.5)}
.entry-content a:hover{color:#fff}
.empty-box{
  border:1px dashed var(--line);border-radius:var(--radius);padding:30px 26px;
  background:rgba(245,158,11,.05);text-align:left;
}
.empty-box h2{font-size:21px;margin-bottom:10px}
.empty-box p{color:var(--muted);margin-bottom:18px}
/* sidebar */
.article-aside{display:grid;gap:18px;position:sticky;top:88px}
.aside-box{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.015));
  padding:20px;box-shadow:var(--shadow-sm);
}
.aside-box h3{font-size:15px;letter-spacing:.03em;margin-bottom:14px;color:#fff}
.aside-list{display:grid;gap:12px}
.aside-list li{display:flex;gap:11px;align-items:flex-start;font-size:14px;color:var(--muted);line-height:1.6}
.aside-list b{color:var(--gold-lt);font-weight:800;min-width:54px;display:inline-block}
.aside-note{font-size:13px;color:var(--muted-2);line-height:1.65;margin-top:12px}
/* ============================================================
   STATS STRIP
   ============================================================ */
.stats-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.stat-card{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:22px 20px;background:linear-gradient(160deg,rgba(255,255,255,.05),rgba(255,255,255,.012));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.stat-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow)}
.stat-value{
  font-size:clamp(22px,2.6vw,30px);font-weight:800;letter-spacing:-.02em;
  background:linear-gradient(120deg,#fff,var(--gold-lt));-webkit-background-clip:text;background-clip:text;color:transparent;
}
.stat-label{margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.6}
/* ============================================================
   SCENARIO CARDS
   ============================================================ */
.scenario-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.scenario-card{
  position:relative;border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:24px 22px 22px;background:rgba(255,255,255,.028);
  transition:border-color .25s ease,transform .25s ease,background .25s ease;
}
.scenario-card:hover{border-color:var(--line);transform:translateY(-3px);background:rgba(245,158,11,.05)}
.scenario-tag{
  display:inline-block;font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  color:#2B1704;background:linear-gradient(135deg,var(--gold-lt),var(--gold));border-radius:999px;
  padding:4px 11px;margin-bottom:14px;
}
.scenario-card h3{font-size:17.5px;margin-bottom:10px;color:#fff}
.scenario-card p{color:var(--muted);font-size:14.5px;line-height:1.7}
.scenario-kv{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.kv{font-size:12.5px;font-weight:600;color:var(--gold-lt);border:1px solid var(--line);border-radius:999px;padding:5px 12px;background:rgba(245,158,11,.07)}
/* ============================================================
   COMPARE TABLE
   ============================================================ */
.table-shell{
  border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(160deg,rgba(255,255,255,.04),rgba(255,255,255,.01));
}
.compare{width:100%;border-collapse:collapse;font-size:14.5px}
.compare thead th{
  text-align:left;padding:15px 18px;font-size:12px;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gold-lt);background:rgba(245,158,11,.08);font-weight:800;
  border-bottom:1px solid var(--line);
}
.compare tbody td{padding:15px 18px;border-bottom:1px solid var(--line-soft);color:var(--muted);vertical-align:top}
.compare tbody tr:last-child td{border-bottom:none}
.compare tbody tr:hover td{background:rgba(255,255,255,.028)}
.compare td strong{color:#fff}
.moc{font-weight:800;color:var(--gold-lt);font-size:16px;letter-spacing:-.01em;white-space:nowrap}
/* ============================================================
   TIMELINE
   ============================================================ */
.timeline{display:grid;gap:0;border-left:1px solid var(--line);margin-left:8px}
.tl-item{position:relative;padding:0 0 26px 28px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-6px;top:6px;width:11px;height:11px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));box-shadow:0 0 0 4px rgba(245,158,11,.14);
}
.tl-item h3{font-size:16.5px;margin-bottom:8px;color:#fff}
.tl-item p{color:var(--muted);font-size:14.5px;line-height:1.7;max-width:70ch}
.tl-round{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:800;margin-bottom:6px}
/* ============================================================
   FAQ
   ============================================================ */
.faq{display:grid;gap:12px;max-width:900px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius-s);
  background:rgba(255,255,255,.028);transition:border-color .25s ease,background .25s ease;
}
.faq-item[open]{border-color:var(--line);background:rgba(245,158,11,.05)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:17px 20px;font-weight:700;font-size:15.5px;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";font-size:20px;font-weight:600;color:var(--gold-lt);line-height:1;flex-shrink:0;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"–";transform:rotate(180deg)}
.faq-item p{padding:0 20px 20px;color:var(--muted);font-size:14.8px;line-height:1.72}
/* ============================================================
   CTA PANEL
   ============================================================ */
.cta-panel{
  border:1px solid var(--line);border-radius:var(--radius-l);overflow:hidden;
  background:
    radial-gradient(700px 300px at 88% 0%,rgba(245,158,11,.2),transparent 62%),
    linear-gradient(140deg,#0B2E1E,#04180F 70%);
  padding:clamp(28px,4vw,48px);
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,3vw,44px);align-items:center;
}
.cta-panel h2{font-size:clamp(22px,2.9vw,32px);margin-bottom:14px}
.cta-panel p{color:var(--muted);font-size:15.5px;line-height:1.72;max-width:52ch}
.cta-points{margin-top:20px;display:grid;gap:10px}
.cta-points li{display:flex;gap:11px;align-items:flex-start;color:var(--muted);font-size:14.5px;line-height:1.6}
.cta-points li::before{content:"✓";color:var(--gold-lt);font-weight:800}
.form-card{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(3,21,13,.72);padding:24px;
}
.form-card h3{font-size:16px;margin-bottom:6px}
.form-card .hint{font-size:13px;color:var(--muted-2);line-height:1.6;margin-bottom:18px}
.field{display:grid;gap:7px;margin-bottom:14px}
.field label{font-size:12.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted-2)}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:var(--radius-s);
  border:1px solid var(--line-soft);background:rgba(255,255,255,.04);color:#fff;
  transition:border-color .2s ease,background .2s ease;
}
.field input::placeholder{color:rgba(198,230,214,.45)}
.field input:focus,.field select:focus{outline:none;border-color:var(--gold);background:rgba(245,158,11,.08)}
.field select option{background:#062117;color:#fff}
.form-card .btn{width:100%;margin-top:6px}
.form-note{margin-top:14px;font-size:12.5px;color:var(--muted-2);line-height:1.6}
.form-message{margin-top:12px;font-size:13.5px;color:var(--gold-lt);min-height:18px}
/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:clamp(40px,6vw,72px) 0 26px;margin-top:clamp(40px,6vw,80px)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.15fr;gap:clamp(22px,3vw,40px)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-col h3{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:var(--gold-lt);margin-bottom:16px}
.footer-col p{color:var(--muted-2);font-size:14px;line-height:1.7}
.footer-col ul{display:grid;gap:10px}
.footer-col ul li{color:var(--muted-2);font-size:14px}
.footer-col ul a{color:var(--muted);transition:color .2s}
.footer-col ul a:hover{color:var(--gold-lt)}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pay-badge{
  font-size:12px;font-weight:600;color:var(--muted);
  border:1px solid var(--line-soft);border-radius:999px;padding:6px 12px;background:rgba(255,255,255,.04);
}
.footer-bottom{
  margin-top:34px;padding-top:22px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{color:var(--muted-2);font-size:13px}
.age-badge{
  display:inline-grid;place-items:center;min-width:42px;height:30px;padding:0 10px;
  border:1px solid var(--line);border-radius:999px;color:var(--gold-lt);font-weight:800;font-size:12.5px;
  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:radial-gradient(circle at 32% 28%,#3A1D07,#120903 70%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  font-size:22px;opacity:.85;
  transition:transform .28s ease,opacity .28s ease,box-shadow .28s ease;
  animation:fabFloat 3.4s ease-in-out infinite;
}
.fab:hover{transform:scale(1.1);opacity:1;box-shadow:0 10px 34px rgba(245,158,11,.6)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab .fab-icon{display:block;transition:transform .5s ease}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab .fab-dot{
  position:absolute;top:2px;right:2px;width:14px;height:14px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px #fff2,0 0 12px rgba(220,38,38,.9);
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1080px){
  .article-shell{grid-template-columns:1fr}
  .article-aside{position:static;grid-template-columns:repeat(2,1fr)}
  .cta-panel{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:1024px){
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 20px 20px;
    background:rgba(4,24,15,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 30px 50px -30px rgba(0,0,0,.95);
    display:none;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:12px 14px;font-size:15px}
  .stats-strip{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  body{font-size:15.5px}
  .logo-text span{display:none}
  .grid-3,.grid-4,.scenario-grid{grid-template-columns:1fr}
  .article-aside{grid-template-columns:1fr}
  .compare thead{display:none}
  .compare,.compare tbody,.compare tr,.compare td{display:block;width:100%}
  .compare tbody tr{border-bottom:1px solid var(--line-soft);padding:8px 0}
  .compare tbody td{border-bottom:none;padding:8px 18px}
  .compare tbody td::before{
    content:attr(data-th);display:block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;
    color:var(--gold);font-weight:800;margin-bottom:3px;
  }
  .footer-grid{grid-template-columns:1fr}
  .art-title{max-width:none}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .nav-inner{padding:10px 16px;gap:10px}
  .btn-ghost{display:none}
  .btn{padding:11px 18px;font-size:14px}
  .btn-sm{padding:9px 13px;font-size:13px}
  .stats-strip{grid-template-columns:1fr}
  .cta-panel{padding:24px 18px;border-radius:var(--radius)}
  .form-card{padding:18px}
  .fab{width:52px;height:52px;bottom:88px;left:14px;font-size:20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
/* ============================================================
   DESIGN TOKENS
   ============================================================ */
:root{
  --bg:#051F14;
  --bg-deep:#03150D;
  --bg-soft:#0B2E1E;
  --panel:rgba(255,255,255,.035);
  --panel-solid:#08281A;
  --gold:#F59E0B;
  --gold-lt:#FCD34D;
  --gold-dk:#B45309;
  --red:#DC2626;
  --green:#10B981;
  --text:#F8FAFC;
  --muted:#C6E6D6;
  --muted-2:#8CA894;
  --line:rgba(245,158,11,.24);
  --line-soft:rgba(255,255,255,.08);
  --radius-xs:8px;
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow-sm:0 8px 20px -14px rgba(0,0,0,.9);
  --shadow:0 26px 55px -32px rgba(0,0,0,.95);
  --glow:0 14px 34px -16px rgba(245,158,11,.75);
  --container:1200px;
  --gap:clamp(16px,2.2vw,26px);
  --section-y:clamp(52px,7vw,96px);
}

/* ============================================================
   RESET / BASE
   ============================================================ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
h1,h2,h3,h4{margin:0;line-height:1.22;font-weight:800;letter-spacing:-.02em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--gold-lt);outline-offset:3px;border-radius:6px}
::selection{background:rgba(245,158,11,.35);color:#fff}

/* ============================================================
   LAYOUT HELPERS
   ============================================================ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:var(--section-y) 0;position:relative}
.section-alt{background:linear-gradient(180deg,#062117 0%,#04170F 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:820px;margin-bottom:clamp(26px,4vw,46px)}
.section-head.tight{max-width:660px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold-lt);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
.section-title{font-size:clamp(23px,3.1vw,35px)}
.section-sub{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.72;max-width:74ch}
.grid{display:grid;gap:var(--gap)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}
.num{font-variant-numeric:tabular-nums;letter-spacing:-.02em}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 24px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .2s ease;
  white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#2B1704;box-shadow:var(--glow)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 20px 40px -16px rgba(245,158,11,1)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-outline{border-color:var(--line);color:var(--gold-lt);background:rgba(245,158,11,.07)}
.btn-outline:hover{background:rgba(245,158,11,.16);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0) scale(.98)}
.btn-ghost{color:var(--muted);padding:11px 14px;font-weight:600}
.btn-ghost:hover{color:var(--gold-lt);background:rgba(255,255,255,.05)}
.btn-sm{padding:9px 16px;font-size:13.5px}
.btn-block{width:100%}

/* ============================================================
   HEADER / NAV
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(4,24,15,.88);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.nav-inner{
  max-width:var(--container);margin:0 auto;padding:11px 20px;
  display:flex;align-items:center;gap:14px;position:relative;
}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
  color:#231203;font-size:19px;font-weight:800;
  box-shadow:0 8px 22px -12px rgba(245,158,11,.9);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:15.5px;font-weight:800;color:#fff;letter-spacing:-.02em}
.logo-text span{font-size:10.5px;color:var(--muted-2);letter-spacing:.05em;font-weight:500}
.nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
.nav-links a{
  padding:9px 14px;border-radius:999px;font-size:14.5px;font-weight:600;
  color:var(--muted);transition:.22s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a.active{color:var(--gold-lt);background:rgba(245,158,11,.13);box-shadow:inset 0 0 0 1px var(--line)}
.nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-soft);color:var(--muted);
  align-items:center;justify-content:center;font-size:17px;
}
.nav-toggle:hover{color:#fff;border-color:var(--line)}

/* ============================================================
   HERO
   ============================================================ */
.hero{position:relative;overflow:hidden;isolation:isolate;padding:clamp(46px,7vw,92px) 0 clamp(42px,5vw,76px)}
.hero-bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;transform:scale(1.05)}
.hero-overlay{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(880px 420px at 88% 4%,rgba(245,158,11,.17),transparent 62%),
    linear-gradient(104deg,rgba(3,20,12,.98) 0%,rgba(5,31,20,.93) 48%,rgba(5,31,20,.6) 100%);
}
.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:clamp(26px,3.6vw,56px);align-items:start}
.hero-title{
  margin-top:6px;
  font-size:clamp(28px,4.6vw,50px);
  line-height:1.1;letter-spacing:-.03em;
  background:linear-gradient(118deg,#FFFFFF 28%,var(--gold-lt) 66%,var(--gold) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:18px;color:var(--muted);font-size:16px;line-height:1.7;max-width:56ch}
.hero-pain{
  margin-top:22px;padding:16px 18px 16px 20px;border-left:3px solid var(--gold);
  background:linear-gradient(90deg,rgba(245,158,11,.12),transparent 92%);
  border-radius:0 var(--radius-s) var(--radius-s) 0;
  color:#EAF7EF;font-size:15px;line-height:1.7;max-width:60ch;
}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:24px}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 13px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:var(--muted);background:rgba(255,255,255,.045);
  border:1px solid var(--line-soft);
}
.tag i{font-style:normal;color:var(--gold-lt)}

/* Hero form card */
.lead-card{
  background:linear-gradient(168deg,rgba(11,46,30,.96),rgba(4,22,14,.98));
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:clamp(22px,2.6vw,30px);
  box-shadow:var(--shadow);
  position:relative;
}
.lead-card::before{
  content:"";position:absolute;inset:-1px;border-radius:inherit;pointer-events:none;
  background:linear-gradient(140deg,rgba(252,211,77,.35),transparent 42%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  padding:1px;
}
.lead-card h2{font-size:19.5px;line-height:1.35}
.lead-card > p{margin-top:10px;color:var(--muted);font-size:14px;line-height:1.68}
.lead-form{margin-top:18px;display:grid;gap:12px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:12.5px;font-weight:600;color:var(--muted-2);letter-spacing:.02em}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:var(--radius-s);
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  color:#fff;font-size:14.5px;transition:.22s;
}
.field input::placeholder{color:#6E8A79}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--gold);background:rgba(245,158,11,.09);
  box-shadow:0 0 0 3px rgba(245,158,11,.14);
}
.form-note{font-size:12px;color:var(--muted-2);line-height:1.6}
.form-ok{
  display:none;margin-top:12px;padding:12px 14px;border-radius:var(--radius-s);
  background:rgba(16,185,129,.12);border:1px solid rgba(16,185,129,.35);
  color:#D3FBEA;font-size:13.5px;line-height:1.6;
}
.form-ok.show{display:block}

/* ============================================================
   METRIC BOARD
   ============================================================ */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.metric{
  padding:24px 22px;border-radius:var(--radius);
  background:linear-gradient(170deg,rgba(11,46,30,.72),rgba(4,22,14,.72));
  border:1px solid var(--line-soft);
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.metric:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.metric-val{font-size:clamp(24px,3vw,32px);font-weight:800;color:var(--gold-lt);line-height:1.15}
.metric-name{margin-top:8px;font-size:14.5px;font-weight:700;color:#fff}
.metric-desc{margin-top:9px;font-size:13.5px;color:var(--muted-2);line-height:1.66}

/* ============================================================
   SERVICE MATRIX
   ============================================================ */
.matrix{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.matrix-item{
  display:grid;grid-template-columns:56px 1fr;gap:18px;
  padding:26px 24px;border-radius:var(--radius);
  background:linear-gradient(150deg,rgba(255,255,255,.05),rgba(255,255,255,.018));
  border:1px solid var(--line-soft);
  transition:border-color .3s ease,transform .3s ease;
}
.matrix-item:hover{border-color:var(--line);transform:translateY(-3px)}
.matrix-icon{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  background:linear-gradient(140deg,rgba(252,211,77,.2),rgba(245,158,11,.06));
  border:1px solid var(--line);font-size:23px;
}
.matrix-item h3{font-size:17px;margin-bottom:9px}
.matrix-item p{font-size:14.2px;color:var(--muted);line-height:1.7}
.matrix-item ul{margin-top:12px;display:grid;gap:7px}
.matrix-item li{
  font-size:13.5px;color:var(--muted-2);padding-left:18px;position:relative;line-height:1.6;
}
.matrix-item li::before{
  content:"";position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:50%;
  background:var(--gold);opacity:.8;
}

/* ============================================================
   COMPARISON TABLE
   ============================================================ */
.table-wrap{
  overflow-x:auto;border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(255,255,255,.022);
  -webkit-overflow-scrolling:touch;
}
table.cmp{width:100%;min-width:720px;border-collapse:collapse;font-size:14.2px}
table.cmp th,table.cmp td{padding:16px 18px;text-align:left;vertical-align:top;line-height:1.62}
table.cmp thead th{
  background:rgba(245,158,11,.1);color:var(--gold-lt);
  font-size:12.5px;letter-spacing:.09em;text-transform:uppercase;font-weight:700;
  border-bottom:1px solid var(--line);
}
table.cmp tbody tr{border-bottom:1px solid var(--line-soft)}
table.cmp tbody tr:last-child{border-bottom:none}
table.cmp tbody tr:hover{background:rgba(255,255,255,.035)}
table.cmp td:first-child{color:#fff;font-weight:600;width:22%}
table.cmp td{color:var(--muted)}
table.cmp td.good{color:#CDCFF0}
table.cmp td.good span{color:var(--gold-lt);font-weight:600}

/* ============================================================
   TIMELINE / MILESTONES
   ============================================================ */
.timeline{position:relative;display:grid;gap:0;padding-left:30px}
.timeline::before{
  content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--gold),rgba(245,158,11,.08));
  border-radius:2px;
}
.tl-item{position:relative;padding:0 0 30px 22px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-30px;top:5px;width:16px;height:16px;border-radius:50%;
  background:var(--bg-deep);border:2px solid var(--gold);
  box-shadow:0 0 0 4px rgba(245,158,11,.1);
}
.tl-time{
  display:inline-block;font-size:12.5px;font-weight:700;letter-spacing:.08em;
  color:var(--gold-lt);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;padding:4px 12px;margin-bottom:10px;
}
.tl-item h3{font-size:16.5px;margin-bottom:8px}
.tl-item p{font-size:14.2px;color:var(--muted);line-height:1.72;max-width:76ch}

/* ============================================================
   SCENARIO CARDS
   ============================================================ */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.scene{
  border-radius:var(--radius);overflow:hidden;
  background:var(--panel-solid);border:1px solid var(--line-soft);
  display:flex;flex-direction:column;
  transition:transform .3s ease,border-color .3s ease,box-shadow .3s ease;
}
.scene:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow)}
.scene-media{position:relative;aspect-ratio:16/8;overflow:hidden}
.scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s ease}
.scene:hover .scene-media img{transform:scale(1.06)}
.scene-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,21,13,.1) 20%,rgba(4,24,15,.9) 100%);
}
.scene-badge{
  position:absolute;top:14px;left:14px;z-index:2;
  padding:5px 12px;border-radius:999px;font-size:11.5px;font-weight:700;letter-spacing:.06em;
  background:rgba(220,38,38,.9);color:#fff;text-transform:uppercase;
}
.scene-body{padding:22px 22px 24px;display:flex;flex-direction:column;gap:10px}
.scene-body h3{font-size:17px}
.scene-body p{font-size:14.2px;color:var(--muted);line-height:1.72}
.scene-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.chip{
  font-size:11.5px;font-weight:600;color:var(--muted-2);
  padding:5px 11px;border-radius:999px;border:1px solid var(--line-soft);
  background:rgba(255,255,255,.035);
}

/* ============================================================
   TRUST / SAFETY STRIP
   ============================================================ */
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.trust-item{
  padding:24px 22px;border-radius:var(--radius);
  border:1px dashed rgba(245,158,11,.28);
  background:linear-gradient(160deg,rgba(245,158,11,.06),rgba(255,255,255,.012));
}
.trust-item .ic{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);border:1px solid var(--line);
  font-size:19px;margin-bottom:14px;
}
.trust-item h3{font-size:15.5px;margin-bottom:8px}
.trust-item p{font-size:13.6px;color:var(--muted-2);line-height:1.68}

/* ============================================================
   FAQ
   ============================================================ */
.faq{display:grid;gap:12px;max-width:900px}
.faq details{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(255,255,255,.028);
  overflow:hidden;transition:border-color .25s ease,background .25s ease;
}
.faq details:hover{border-color:var(--line);background:rgba(245,158,11,.045)}
.faq details[open]{border-color:var(--line);background:rgba(245,158,11,.055)}
.faq summary{
  list-style:none;cursor:pointer;padding:18px 52px 18px 20px;
  font-size:15.5px;font-weight:700;color:#fff;position:relative;line-height:1.5;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:21px;font-weight:600;color:var(--gold-lt);line-height:1;transition:transform .3s ease;
}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq .ans{padding:0 20px 20px;color:var(--muted);font-size:14.3px;line-height:1.75;max-width:78ch}

/* ============================================================
   CONVERSION
   ============================================================ */
.convert{
  position:relative;overflow:hidden;
  border-radius:var(--radius-l);
  border:1px solid var(--line);
  background:linear-gradient(140deg,rgba(11,46,30,.95),rgba(3,21,13,.98));
  padding:clamp(26px,4vw,52px);
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,3.4vw,48px);
  align-items:center;
}
.convert::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(245,158,11,.2),transparent 68%);pointer-events:none;
}
.convert h2{font-size:clamp(22px,2.9vw,32px);line-height:1.24}
.convert p{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.72;max-width:52ch}
.convert-list{margin-top:20px;display:grid;gap:10px}
.convert-list li{
  font-size:14.2px;color:#E4F4EB;padding-left:26px;position:relative;line-height:1.6;
}
.convert-list li::before{
  content:"✓";position:absolute;left:0;top:0;color:var(--gold-lt);font-weight:700;
}
.convert-form{
  position:relative;z-index:1;
  background:rgba(3,18,11,.72);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:clamp(20px,2.6vw,28px);
  display:grid;gap:13px;
}

/* ============================================================
   FAB (left bottom)
   ============================================================ */
.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 32% 26%,#463109,#0B0C0E 74%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.38);
  opacity:.85;
  animation:fabFloat 3.8s ease-in-out infinite;
  transition:transform .28s ease,opacity .28s ease,box-shadow .28s ease;
}
.fab:hover{animation:none;opacity:1;transform:scale(1.1);box-shadow:0 10px 34px rgba(245,158,11,.6)}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab:active{animation:none;transform:scale(.95) translateY(4px)}
.fab-icon{font-size:22px;display:block;transition:transform .7s cubic-bezier(.4,0,.2,1)}
.fab-badge{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer{
  background:linear-gradient(180deg,#04170F,#020D08);
  border-top:1px solid var(--line-soft);
  padding:clamp(44px,6vw,72px) 0 26px;
  margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:clamp(22px,3vw,42px)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-col h3{font-size:14.5px;color:#fff;margin-bottom:16px;letter-spacing:.01em}
.footer-col p{font-size:13.8px;color:var(--muted-2);line-height:1.75;max-width:42ch}
.footer-col ul{display:grid;gap:11px}
.footer-col ul li{font-size:13.8px;color:var(--muted-2)}
.footer-col ul a{color:var(--muted-2);transition:color .22s ease,padding-left .22s ease}
.footer-col ul a:hover{color:var(--gold-lt);padding-left:4px}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.pay-badge{
  font-size:11.8px;font-weight:600;color:#DCEFE3;
  padding:7px 13px;border-radius:999px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  transition:border-color .22s ease,color .22s ease;
}
.pay-badge:hover{border-color:var(--line);color:var(--gold-lt)}
.footer-bottom{
  margin-top:clamp(30px,4vw,48px);padding-top:22px;
  border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;
}
.footer-bottom p{font-size:12.8px;color:var(--muted-2);line-height:1.7;max-width:78ch}
.age-badge{
  display:inline-grid;place-items:center;flex-shrink:0;
  width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line);color:var(--gold-lt);
  font-size:13px;font-weight:800;background:rgba(245,158,11,.08);
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width:1024px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;margin-left:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(4,24,15,.99);
    border-bottom:1px solid var(--line-soft);
    padding:14px 20px 22px;display:none;
    box-shadow:0 24px 40px -26px rgba(0,0,0,.95);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;font-size:15px}
  .nav-toggle{display:inline-flex;margin-left:auto}
  .nav-actions{margin-left:0}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .trust{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .convert{grid-template-columns:1fr}
}
@media (max-width:768px){
  .matrix{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:1fr}
  .grid-3,.grid-4{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:560px){
  .container{padding:0 16px}
  .logo-text span{display:none}
  .logo-text strong{font-size:14px}
  .logo-mark{width:36px;height:36px;font-size:17px;border-radius:11px}
  .btn-ghost{padding:9px 10px;font-size:13.5px}
  .btn-sm{padding:8px 13px;font-size:12.8px}
  .metric-grid{grid-template-columns:1fr}
  .trust{grid-template-columns:1fr}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .matrix-item{grid-template-columns:1fr;gap:14px}
  .hero-title{font-size:clamp(25px,7vw,34px)}
  .fab{left:12px;bottom:88px;width:52px;height:52px}
}

/* roulang page: category2 */
:root{
  --bg:#051F14;
  --bg-deep:#03150D;
  --bg-soft:#0B2E1E;
  --panel:rgba(255,255,255,.035);
  --panel-solid:#08281A;
  --gold:#F59E0B;
  --gold-lt:#FCD34D;
  --gold-dk:#B45309;
  --red:#DC2626;
  --green:#10B981;
  --text:#F8FAFC;
  --muted:#C6E6D6;
  --muted-2:#8CA894;
  --line:rgba(245,158,11,.24);
  --line-soft:rgba(255,255,255,.08);
  --radius-xs:8px;
  --radius-s:12px;
  --radius:18px;
  --radius-l:26px;
  --shadow-sm:0 8px 20px -14px rgba(0,0,0,.9);
  --shadow:0 26px 55px -32px rgba(0,0,0,.95);
  --glow:0 14px 34px -16px rgba(245,158,11,.75);
  --container:1200px;
  --gap:clamp(16px,2.2vw,26px);
  --section-y:clamp(52px,7vw,96px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer;border:none;background:none}
ul{margin:0;padding:0;list-style:none}
p{margin:0}
h1,h2,h3,h4{margin:0;line-height:1.24;letter-spacing:-.02em;font-weight:800}
:focus-visible{outline:2px solid var(--gold-lt);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:var(--section-y) 0;position:relative}
.section-alt{background:linear-gradient(180deg,#062117 0%,#04170F 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.section-head{max-width:820px;margin-bottom:clamp(26px,4vw,46px)}
.section-head.tight{max-width:640px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;letter-spacing:.18em;text-transform:uppercase;
  color:var(--gold-lt);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--gold),transparent)}
.section-title{font-size:clamp(23px,3.1vw,35px)}
.section-sub{margin-top:14px;color:var(--muted);font-size:15.5px;line-height:1.72;max-width:74ch}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:12px 24px;border-radius:999px;font-weight:700;font-size:15px;
  border:1px solid transparent;
  transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .2s ease;
  white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-lt),var(--gold));color:#2B1704;box-shadow:var(--glow)}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 20px 40px -16px rgba(245,158,11,1)}
.btn-gold:active{transform:translateY(0) scale(.98)}
.btn-outline{border-color:var(--line);color:var(--gold-lt);background:rgba(245,158,11,.07)}
.btn-outline:hover{background:rgba(245,158,11,.16);transform:translateY(-2px)}
.btn-outline:active{transform:translateY(0) scale(.98)}
.btn-ghost{color:var(--muted);padding:11px 14px;font-weight:600}
.btn-ghost:hover{color:var(--gold-lt);background:rgba(255,255,255,.05)}
.btn-sm{padding:9px 16px;font-size:13.5px}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:70;
  background:rgba(4,24,15,.9);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line-soft);
}
.nav-inner{max-width:var(--container);margin:0 auto;padding:11px 20px;display:flex;align-items:center;gap:14px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo-mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-lt),var(--gold-dk));
  color:#231203;font-size:19px;font-weight:800;
  box-shadow:0 8px 22px -12px rgba(245,158,11,.9);
}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:15.5px;font-weight:800;color:#fff;letter-spacing:-.02em}
.logo-text span{font-size:10.5px;color:var(--muted-2);letter-spacing:.05em;font-weight:500}
.nav-links{display:flex;align-items:center;gap:5px;margin-left:auto}
.nav-links a{padding:9px 14px;border-radius:999px;font-size:14.5px;font-weight:600;color:var(--muted);transition:.22s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a.active{color:var(--gold-lt);background:rgba(245,158,11,.13);box-shadow:inset 0 0 0 1px var(--line)}
.nav-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  border:1px solid var(--line-soft);color:var(--muted);
  align-items:center;justify-content:center;font-size:17px;
}
.nav-toggle:hover{color:#fff;border-color:var(--line)}
/* HERO */
.hero{position:relative;overflow:hidden;isolation:isolate;padding:clamp(54px,8vw,104px) 0 clamp(38px,5vw,66px)}
.hero-bg{position:absolute;inset:0;z-index:-2;background-size:cover;background-position:center;transform:scale(1.05)}
.hero-overlay{
  position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(900px 420px at 80% 6%,rgba(245,158,11,.17),transparent 62%),
    linear-gradient(102deg,rgba(3,20,12,.98) 0%,rgba(5,31,20,.93) 48%,rgba(5,31,20,.62) 100%);
}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:clamp(26px,4vw,54px);align-items:center}
.hero-title{
  font-size:clamp(28px,4.4vw,50px);line-height:1.12;
  background:linear-gradient(120deg,#FFFFFF 28%,var(--gold-lt) 66%,var(--gold) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:20px;color:var(--muted);font-size:15.8px;line-height:1.75;max-width:60ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.hero-tag{
  font-size:12.5px;font-weight:600;color:var(--muted);
  padding:7px 13px;border-radius:999px;
  border:1px solid var(--line-soft);background:rgba(255,255,255,.04);
}
.hero-tag b{color:var(--gold-lt);font-weight:700}
.hero-poster{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);background:var(--panel-solid)}
.hero-poster img{width:100%;aspect-ratio:4/3.3;object-fit:cover}
.hero-poster::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,20,12,.05) 26%,rgba(3,20,12,.94) 100%)}
.poster-badge{
  position:absolute;top:16px;left:16px;z-index:3;
  font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:7px 13px;border-radius:999px;
  background:linear-gradient(135deg,#EF4444,#B91C1C);color:#fff;
  box-shadow:0 10px 24px -10px rgba(220,38,38,.9);
}
.poster-info{position:absolute;left:0;right:0;bottom:0;padding:22px;z-index:3}
.poster-info strong{display:block;font-size:19px;color:#fff}
.poster-info span{display:block;margin-top:6px;font-size:13.5px;color:var(--muted-2);line-height:1.6}
/* METRICS */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.metric-card{
  position:relative;overflow:hidden;padding:24px 22px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(255,255,255,.055),rgba(255,255,255,.015));
  border:1px solid var(--line-soft);transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.metric-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--gold),rgba(245,158,11,0))}
.metric-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.metric-num{font-size:clamp(26px,3.4vw,36px);font-weight:800;color:var(--gold-lt);letter-spacing:-.03em;line-height:1.1}
.metric-label{margin-top:10px;font-size:13.5px;color:var(--muted-2);line-height:1.65}
/* MATRIX */
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.matrix-card{
  display:flex;flex-direction:column;gap:12px;padding:24px;border-radius:var(--radius);
  border:1px solid var(--line-soft);background:rgba(255,255,255,.028);
  transition:transform .28s ease,border-color .28s ease,background .28s ease;
}
.matrix-card:hover{transform:translateY(-4px);border-color:var(--line);background:rgba(245,158,11,.055)}
.matrix-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.matrix-moc{font-size:22px;font-weight:800;color:#fff;letter-spacing:-.02em}
.tag{
  font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;white-space:nowrap;
  border:1px solid var(--line);color:var(--gold-lt);background:rgba(245,158,11,.1);
}
.tag-red{color:#FCA5A5;border-color:rgba(220,38,38,.42);background:rgba(220,38,38,.14)}
.tag-green{color:#6EE7B7;border-color:rgba(16,185,129,.42);background:rgba(16,185,129,.12)}
.matrix-card p{font-size:14.5px;color:var(--muted);line-height:1.72}
.matrix-list{display:grid;gap:8px;margin-top:2px}
.matrix-list li{position:relative;padding-left:18px;font-size:14px;color:var(--muted-2);line-height:1.66}
.matrix-list li::before{content:"";position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:50%;background:var(--gold)}
/* TABLE */
.compare-wrap{overflow-x:auto;border:1px solid var(--line-soft);border-radius:var(--radius);background:rgba(255,255,255,.02)}
table.compare{width:100%;border-collapse:collapse;min-width:720px}
.compare th{
  text-align:left;padding:16px 18px;font-size:11.5px;letter-spacing:.13em;text-transform:uppercase;
  color:var(--gold-lt);font-weight:700;border-bottom:1px solid var(--line-soft);background:rgba(245,158,11,.07);
}
.compare td{padding:17px 18px;border-bottom:1px solid var(--line-soft);font-size:14.5px;color:var(--muted);line-height:1.68;vertical-align:top}
.compare tbody tr:last-child td{border-bottom:none}
.compare tbody tr:hover td{background:rgba(255,255,255,.03)}
.compare td strong{color:#fff;font-weight:700;display:block}
.compare td .mono{font-family:'Be Vietnam Pro',monospace;color:var(--gold-lt);font-weight:700}
/* TIMELINE */
.timeline{position:relative;display:grid;gap:16px;padding-left:26px;max-width:920px}
.timeline::before{content:"";position:absolute;left:7px;top:10px;bottom:10px;width:1px;background:linear-gradient(180deg,var(--gold),rgba(245,158,11,0))}
.timeline-item{position:relative;padding:20px 22px;border-radius:var(--radius);border:1px solid var(--line-soft);background:rgba(255,255,255,.026);transition:border-color .26s ease,transform .26s ease}
.timeline-item:hover{border-color:var(--line);transform:translateX(3px)}
.timeline-item::before{content:"";position:absolute;left:-25px;top:26px;width:11px;height:11px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px rgba(245,158,11,.16)}
.timeline-item h3{font-size:16.5px;margin-bottom:7px}
.timeline-item p{font-size:14.5px;color:var(--muted-2);line-height:1.72}
/* NEWS LIST */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.news-card{
  display:flex;flex-direction:column;gap:12px;padding:22px;border-radius:var(--radius);
  border:1px solid var(--line-soft);background:rgba(255,255,255,.028);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-sm)}
.news-card h3{font-size:17px;line-height:1.42}
.news-card h3 a{transition:color .2s ease}
.news-card h3 a:hover{color:var(--gold-lt)}
.news-card p{font-size:14px;color:var(--muted-2);line-height:1.72;flex:1}
.news-meta{
  display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;
  padding-top:12px;border-top:1px solid var(--line-soft);
  font-size:12px;color:var(--muted-2);letter-spacing:.03em;
}
.news-empty{padding:26px 24px;border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted-2);font-size:14.5px}
/* TRUST */
.trust-layout{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(24px,4vw,50px);align-items:center}
.trust-visual{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.trust-visual img{width:100%;aspect-ratio:4/3.1;object-fit:cover}
.trust-list{display:grid;gap:18px}
.trust-item{display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:start}
.trust-icon{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;font-size:19px;
  background:rgba(245,158,11,.12);border:1px solid var(--line);color:var(--gold-lt);
}
.trust-item h3{font-size:16px;margin-bottom:6px}
.trust-item p{font-size:14.4px;color:var(--muted-2);line-height:1.72}
/* QUICK ANSWERS */
.qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.qa-item{padding:24px;border-radius:var(--radius);border:1px solid var(--line-soft);background:rgba(255,255,255,.026);transition:border-color .26s ease}
.qa-item:hover{border-color:var(--line)}
.qa-item h3{font-size:16.5px;margin-bottom:9px;color:#fff}
.qa-item p{font-size:14.5px;color:var(--muted-2);line-height:1.72}
/* FAQ */
.faq-list{display:grid;gap:14px;max-width:960px}
.faq-list details{border:1px solid var(--line-soft);border-radius:var(--radius);background:rgba(255,255,255,.026);overflow:hidden;transition:border-color .26s ease,background .26s ease}
.faq-list details[open]{border-color:var(--line);background:rgba(245,158,11,.05)}
.faq-list summary{
  list-style:none;cursor:pointer;padding:20px 52px 20px 22px;position:relative;
  font-size:16px;font-weight:700;color:#fff;line-height:1.5;
}
.faq-list summary::-webkit-details-marker{display:none}
.faq-list summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:20px;font-weight:700;color:var(--gold-lt);transition:transform .26s ease;
}
.faq-list details[open] summary::after{content:"–"}
.faq-list summary:hover{color:var(--gold-lt)}
.faq-body{padding:0 22px 22px;font-size:14.8px;color:var(--muted-2);line-height:1.75}
/* CTA + FORM */
.cta-panel{
  display:grid;grid-template-columns:1.02fr .98fr;gap:clamp(24px,4vw,48px);align-items:start;
  padding:clamp(24px,4vw,44px);border-radius:var(--radius-l);border:1px solid var(--line);
  background:
    radial-gradient(720px 320px at 10% 0%,rgba(245,158,11,.16),transparent 62%),
    rgba(255,255,255,.022);
  box-shadow:var(--shadow);
}
.cta-copy h2{font-size:clamp(22px,2.9vw,32px)}
.cta-copy p{margin-top:16px;color:var(--muted);font-size:15.2px;line-height:1.75;max-width:56ch}
.cta-points{display:grid;gap:11px;margin-top:22px}
.cta-points li{position:relative;padding-left:22px;font-size:14.6px;color:var(--muted-2);line-height:1.68}
.cta-points li::before{content:"🏆";position:absolute;left:0;top:1px;font-size:12px}
.cta-form{display:grid;gap:14px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:11.8px;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-lt);font-weight:700}
.field input,.field select{
  padding:12px 14px;border-radius:var(--radius-s);border:1px solid var(--line-soft);
  background:rgba(3,20,12,.62);color:var(--text);font-size:14.5px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder{color:rgba(140,168,148,.75)}
.field input:focus,.field select:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(245,158,11,.18)}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.check{display:flex;gap:10px;align-items:flex-start;font-size:13.4px;color:var(--muted-2);line-height:1.62}
.check input{width:18px;height:18px;margin-top:2px;accent-color:#F59E0B;flex-shrink:0}
.pay-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.pay-row span{font-size:12px;padding:6px 11px;border-radius:999px;border:1px solid var(--line-soft);color:var(--muted);background:rgba(255,255,255,.03)}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 26%,#2B1704 0%,#0B0B0B 72%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;
  transition:transform .3s ease,opacity .3s ease,box-shadow .3s ease;
  animation:fabFloat 3.6s ease-in-out infinite;
}
.fab:hover{opacity:1;animation:none;transform:scale(1.1);box-shadow:0 12px 34px rgba(245,158,11,.55)}
.fab:active{transform:scale(.94) translateY(3px)}
.fab-ring{position:absolute;inset:-3px;border-radius:50%;border:1px solid rgba(252,211,77,.4);animation:fabPulse 2.8s ease-out infinite}
.fab-icon{font-size:22px;transition:transform .55s ease;line-height:1}
.fab:hover .fab-icon{transform:rotate(360deg)}
.fab-dot{position:absolute;top:-3px;right:-3px;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(-6px)}}
@keyframes fabPulse{0%{transform:scale(.9);opacity:.9}70%{transform:scale(1.22);opacity:0}100%{transform:scale(1.22);opacity:0}}
/* FOOTER */
.site-footer{background:linear-gradient(180deg,#04180F 0%,#020D08 100%);border-top:1px solid var(--line-soft);padding:clamp(42px,6vw,74px) 0 24px}
.footer-grid{display:grid;grid-template-columns:1.45fr 1fr 1fr 1fr;gap:clamp(20px,3vw,38px)}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-col p{color:var(--muted-2);font-size:14px;line-height:1.78;max-width:36ch}
.footer-col h3{font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-lt);margin-bottom:16px;font-weight:700}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul li{font-size:14px;color:var(--muted-2);line-height:1.6}
.footer-col ul a{color:var(--muted-2);transition:color .2s ease}
.footer-col ul a:hover{color:var(--gold-lt)}
.pay-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}
.pay-badge{font-size:12px;padding:6px 11px;border-radius:999px;border:1px solid var(--line-soft);color:var(--muted);background:rgba(255,255,255,.03)}
.footer-bottom{
  margin-top:clamp(28px,4vw,44px);padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
}
.footer-bottom p{font-size:13px;color:var(--muted-2);line-height:1.6}
.age-badge{font-size:12px;font-weight:800;color:var(--gold-lt);border:1px solid var(--line);border-radius:999px;padding:4px 12px}
/* RESPONSIVE */
@media (max-width:1024px){
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;margin-left:0;
    padding:14px 20px 20px;
    background:rgba(4,24,15,.985);
    border-bottom:1px solid var(--line-soft);
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;border-radius:12px}
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .matrix-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .trust-layout{grid-template-columns:1fr}
  .cta-panel{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .qa-grid{grid-template-columns:1fr}
  .field-row{grid-template-columns:1fr}
  .hero-poster img{aspect-ratio:16/11}
  .section{padding:clamp(44px,9vw,64px) 0}
}
@media (max-width:560px){
  .nav-inner{padding:10px 14px;gap:10px}
  .logo-text span{display:none}
  .logo-text strong{font-size:13.5px}
  .nav-actions .btn-ghost{padding:9px 10px;font-size:13.5px}
  .nav-actions .btn-sm{padding:9px 13px;font-size:13px}
  .metric-grid,.matrix-grid,.news-grid,.footer-grid{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .fab{left:14px;bottom:82px;width:52px;height:52px}
}