/* roulang page: index */
:root{
  --bg:#050B18;
  --bg-2:#081226;
  --bg-3:#0C1B33;
  --panel:rgba(15,32,60,.62);
  --panel-solid:#0E2038;
  --line:rgba(96,165,250,.22);
  --line-strong:rgba(56,189,248,.45);
  --blue:#2563EB;
  --cyan:#38BDF8;
  --cyan-soft:#7DD3FC;
  --text:#F8FAFC;
  --muted:#9DB2CE;
  --muted-2:#6E8CB0;
  --gold:#FBBF24;
  --green:#34D399;
  --red:#F43F5E;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 18px 50px rgba(2,10,30,.55);
  --glow:0 0 0 1px rgba(56,189,248,.28),0 12px 40px rgba(37,99,235,.35);
  --max:1220px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(37,99,235,.34),transparent 60%),
    radial-gradient(900px 560px at 6% 8%,rgba(56,189,248,.16),transparent 62%),
    var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .22s ease}
a:hover{color:#BAE6FD}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{line-height:1.24;margin:0;font-weight:800;letter-spacing:-.4px}
p{margin:0}
.container-x{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:74px 0}
.section-tight{padding:52px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--cyan-soft);background:rgba(56,189,248,.1);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.sec-title{font-size:clamp(22px,2.6vw,34px);margin:16px 0 12px}
.sec-lead{color:var(--muted);max-width:760px;font-size:15.4px;line-height:1.7}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);border:0;margin:0}
/* ---------- HEADER ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,11,24,.86);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-row{display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  background:linear-gradient(145deg,#2563EB,#38BDF8);
  display:grid;place-items:center;font-size:19px;color:#04122A;
  box-shadow:0 0 22px rgba(56,189,248,.55);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt b{font-size:15.5px;color:#fff;letter-spacing:-.2px}
.brand-txt span{font-size:10.5px;color:var(--muted-2);letter-spacing:1.2px;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex-wrap:wrap}
.nav-links a{
  color:var(--muted);font-size:14px;font-weight:600;
  padding:9px 13px;border-radius:10px;transition:all .2s ease;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-links a.active{color:#04122A;background:linear-gradient(135deg,#38BDF8,#2563EB);box-shadow:0 6px 20px rgba(37,99,235,.4)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.btn-login{
  background:transparent;border:1px solid var(--line-strong);color:var(--cyan-soft);
  font-size:13.5px;font-weight:700;padding:9px 17px;border-radius:11px;transition:all .2s ease;
}
.btn-login:hover{color:#fff;border-color:var(--cyan);background:rgba(56,189,248,.12)}
.btn-signup{
  background:linear-gradient(135deg,#38BDF8,#2563EB);border:0;color:#04122A;
  font-size:13.5px;font-weight:800;padding:10px 20px;border-radius:11px;
  box-shadow:0 0 18px rgba(56,189,248,.45);transition:all .2s ease;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,.7)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);color:#fff;width:42px;height:42px;border-radius:11px;font-size:17px}
/* ---------- HERO ---------- */
.hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  padding:56px 0 62px;
  background:
    linear-gradient(180deg,rgba(5,11,24,.72),rgba(5,11,24,.94)),
    url('/assets/images/2119f3900ab7ec33.jpg') center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(760px 400px at 88% 18%,rgba(56,189,248,.24),transparent 66%);
  pointer-events:none;
}
.hero-banner{
  position:relative;z-index:2;
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  background:rgba(8,18,38,.7);border:1px solid var(--line);
  border-radius:999px;padding:9px 18px;margin-bottom:26px;width:fit-content;
  backdrop-filter:blur(10px);
}
.hero-banner .dot{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green);animation:pulse 1.7s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero-banner span{font-size:13px;color:var(--cyan-soft);font-weight:600}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.35fr .95fr;gap:38px;align-items:start}
.hero h1{font-size:clamp(27px,4vw,48px);letter-spacing:-.8px}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,#38BDF8,#2563EB 45%,#A78BFA);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{color:var(--muted);font-size:15.6px;max-width:660px;margin-top:18px;line-height:1.72}
.hero-cta{display:flex;gap:13px;flex-wrap:wrap;margin-top:26px}
.btn-main{
  background:linear-gradient(135deg,#38BDF8,#2563EB);color:#04122A;font-weight:800;font-size:15px;
  padding:14px 28px;border-radius:14px;border:0;display:inline-flex;align-items:center;gap:9px;
  box-shadow:0 0 26px rgba(56,189,248,.5);transition:all .22s ease;
}
.btn-main:hover{transform:translateY(-2px);color:#04122A;box-shadow:0 0 36px rgba(56,189,248,.8)}
.btn-ghost{
  background:rgba(56,189,248,.08);color:var(--cyan-soft);font-weight:700;font-size:15px;
  padding:14px 26px;border-radius:14px;border:1px solid var(--line-strong);transition:all .22s ease;
}
.btn-ghost:hover{color:#fff;background:rgba(56,189,248,.16);border-color:var(--cyan)}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}
.stat-box{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:15px 16px;backdrop-filter:blur(10px);
}
.stat-box b{display:block;font-size:21px;color:var(--cyan);letter-spacing:-.5px}
.stat-box span{font-size:12px;color:var(--muted-2)}
.hero-panel{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;backdrop-filter:blur(14px);box-shadow:var(--shadow);
}
.hero-panel h3{font-size:16px;margin-bottom:16px;display:flex;align-items:center;gap:9px}
.hero-panel h3 i{color:var(--cyan)}
.slot-row{display:flex;align-items:center;gap:11px;padding:12px 0;border-bottom:1px dashed rgba(96,165,250,.2)}
.slot-row:last-child{border-bottom:0}
.slot-ic{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;flex-shrink:0;
  background:rgba(56,189,248,.12);border:1px solid var(--line);color:var(--cyan);font-size:15px;
}
.slot-row div p{font-size:13.6px;font-weight:700;color:#E2F2FF}
.slot-row div small{font-size:11.8px;color:var(--muted-2)}
.slot-tag{margin-left:auto;font-size:11px;font-weight:800;padding:4px 10px;border-radius:999px;background:rgba(52,211,153,.14);color:var(--green);border:1px solid rgba(52,211,153,.35)}
.slot-tag.warm{background:rgba(251,191,36,.14);color:var(--gold);border-color:rgba(251,191,36,.35)}
/* ---------- GENERIC CARDS ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;backdrop-filter:blur(10px);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--glow)}
.card-ic{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-size:19px;
  background:linear-gradient(145deg,rgba(56,189,248,.22),rgba(37,99,235,.28));
  border:1px solid var(--line);color:var(--cyan);margin-bottom:16px;
}
.card h3{font-size:17px;margin-bottom:9px}
.card p{font-size:14.2px;color:var(--muted);line-height:1.66}
.tag-line{display:flex;flex-wrap:wrap;gap:8px;margin-top:15px}
.tag{font-size:11.5px;font-weight:700;padding:5px 11px;border-radius:999px;background:rgba(37,99,235,.16);border:1px solid var(--line);color:var(--cyan-soft)}
/* ---------- PROBLEM ---------- */
.problem-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:start}
.problem-item{display:flex;gap:14px;padding:17px 0;border-bottom:1px solid rgba(96,165,250,.14)}
.problem-item:last-child{border-bottom:0}
.problem-item i{color:var(--red);font-size:17px;margin-top:3px}
.problem-item b{display:block;font-size:15px;margin-bottom:5px}
.problem-item p{font-size:13.9px;color:var(--muted)}
.visual-box{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--shadow);position:relative;
}
.visual-box img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/10}
.visual-cap{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;
  background:linear-gradient(0deg,rgba(3,10,25,.94),transparent);font-size:13px;color:var(--cyan-soft);font-weight:600;
}
/* ---------- DEMO / STEP ---------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:st}
.step{
  position:relative;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 20px 22px;backdrop-filter:blur(10px);
}
.step::before{
  counter-increment:st;content:"0" counter(st);
  font-size:12px;font-weight:800;color:var(--cyan);letter-spacing:1.4px;
}
.step h4{font-size:16px;margin:10px 0 8px}
.step p{font-size:13.7px;color:var(--muted)}
/* ---------- RESULT ---------- */
.result-band{
  border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;
  background:linear-gradient(120deg,rgba(12,27,51,.92),rgba(8,18,38,.72));
  display:grid;grid-template-columns:1.05fr .95fr;
}
.result-left{padding:34px}
.result-right{padding:34px;background:rgba(3,10,25,.4);border-left:1px solid var(--line)}
.metric-line{display:flex;justify-content:space-between;padding:13px 0;border-bottom:1px dashed rgba(96,165,250,.2);font-size:14px}
.metric-line:last-child{border-bottom:0}
.metric-line span{color:var(--muted)}
.metric-line b{color:var(--cyan)}
.bar{height:8px;border-radius:999px;background:rgba(96,165,250,.16);overflow:hidden;margin-top:9px}
.bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#38BDF8,#2563EB)}
/* ---------- STUCK ---------- */
.stuck-card{background:var(--panel-solid);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.stuck-card h4{font-size:15.5px;margin-bottom:10px;display:flex;gap:9px;align-items:center}
.stuck-card h4 i{color:var(--gold)}
.stuck-card p{font-size:13.8px;color:var(--muted)}
/* ---------- PATH ---------- */
.path-list{display:grid;gap:16px}
.path-row{
  display:grid;grid-template-columns:150px 1fr;gap:20px;align-items:center;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;
}
.path-row .ph{font-size:13px;font-weight:800;color:var(--cyan);letter-spacing:1.1px;text-transform:uppercase}
.path-row p{font-size:14.2px;color:var(--muted)}
/* ---------- CATEGORY ENTRY ---------- */
.cat-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{
  position:relative;overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);
  min-height:210px;display:flex;flex-direction:column;justify-content:flex-end;padding:22px;
  background:linear-gradient(0deg,rgba(3,10,25,.95),rgba(3,10,25,.35));
  transition:transform .25s ease,border-color .25s ease;
}
.cat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.42;z-index:-1}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.cat-card b{font-size:17px}
.cat-card span{font-size:13.2px;color:var(--muted);margin-top:7px}
.cat-card em{font-style:normal;font-size:12.5px;color:var(--cyan);font-weight:700;margin-top:12px}
/* ---------- CMS LIST ---------- */
.cms-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:26px;align-items:start}
.cms-list{display:grid;gap:16px}
.cms-item{
  display:grid;grid-template-columns:132px 1fr;gap:18px;
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:14px;transition:border-color .22s ease,transform .22s ease;
}
.cms-item:hover{border-color:var(--line-strong);transform:translateX(4px)}
.cms-item img{width:100%;height:100%;min-height:96px;object-fit:cover;border-radius:var(--radius-sm)}
.cms-item h4{font-size:15.4px;margin-bottom:7px}
.cms-item h4 a{color:#EAF5FF}
.cms-item h4 a:hover{color:var(--cyan)}
.cms-item p{font-size:13.4px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.cms-meta{display:flex;gap:12px;font-size:11.6px;color:var(--muted-2);margin-top:10px;flex-wrap:wrap}
.cms-meta span{display:inline-flex;align-items:center;gap:5px}
.side-panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.side-panel h4{font-size:15.5px;margin-bottom:14px}
.side-link{display:flex;gap:11px;padding:12px 0;border-bottom:1px dashed rgba(96,165,250,.18);font-size:13.8px;color:var(--muted)}
.side-link:last-child{border-bottom:0}
.side-link i{color:var(--cyan);margin-top:4px}
.side-link:hover{color:#fff}
.empty-note{font-size:14px;color:var(--muted-2);padding:22px;border:1px dashed var(--line);border-radius:var(--radius)}
/* ---------- PAYMENT ---------- */
.pay-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pay-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:18px;text-align:center;transition:all .22s ease;
}
.pay-card:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.pay-card i{font-size:22px;color:var(--cyan);margin-bottom:10px;display:block}
.pay-card b{font-size:14px;display:block}
.pay-card span{font-size:12px;color:var(--muted-2)}
/* ---------- TESTIMONIAL ---------- */
.quote-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.quote-card p{font-size:14.2px;color:#D8E8FB;font-style:italic}
.quote-user{display:flex;align-items:center;gap:11px;margin-top:16px}
.quote-av{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,#38BDF8,#2563EB);display:grid;place-items:center;font-weight:800;color:#04122A;font-size:14px}
.quote-user b{font-size:13.6px;display:block}
.quote-user span{font-size:11.8px;color:var(--muted-2)}
.stars{color:var(--gold);font-size:12.5px;margin-bottom:10px;letter-spacing:2px}
/* ---------- CTA / FORM ---------- */
.cta-band{
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  background:linear-gradient(120deg,rgba(37,99,235,.28),rgba(8,18,38,.9) 62%);
  padding:38px;display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center;
  box-shadow:var(--glow);
}
.cta-band h2{font-size:clamp(21px,2.5vw,31px)}
.cta-band p{color:var(--muted);font-size:14.6px;margin-top:12px;line-height:1.7}
.form-box{background:rgba(5,11,24,.66);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.form-box label{font-size:12.6px;color:var(--cyan-soft);font-weight:700;display:block;margin-bottom:7px}
.form-box input,.form-box select{
  width:100%;background:rgba(8,18,38,.9);border:1px solid var(--line);border-radius:11px;
  padding:12px 14px;color:#fff;font-size:14px;margin-bottom:15px;transition:border-color .2s ease;
}
.form-box input:focus,.form-box select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,.16)}
.form-box input::placeholder{color:#5A7699}
.form-box button{width:100%;margin-top:4px}
/* ---------- FAQ ---------- */
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px 20px;background:var(--panel);margin-bottom:14px}
.faq-item b{font-size:15px;display:block;margin-bottom:8px;color:#EAF5FF}
.faq-item p{font-size:13.9px;color:var(--muted)}
/* ---------- FOOTER ---------- */
.site-footer{border-top:1px solid var(--line);background:rgba(3,8,20,.9);padding:52px 0 26px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
.foot-grid h5{font-size:13.6px;margin-bottom:15px;color:#fff;letter-spacing:.4px}
.foot-grid p,.foot-grid li{font-size:13.4px;color:var(--muted-2);line-height:1.7}
.foot-grid li{margin-bottom:9px}
.foot-grid a{color:var(--muted)}
.foot-grid a:hover{color:var(--cyan)}
.foot-badge{display:flex;gap:9px;flex-wrap:wrap;margin-top:16px}
.foot-badge span{font-size:11px;font-weight:700;padding:5px 11px;border-radius:999px;border:1px solid var(--line);color:var(--cyan-soft)}
.foot-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.5px;color:var(--muted-2);
}
.age-pill{font-size:11px;font-weight:800;border:1px solid var(--red);color:var(--red);padding:3px 9px;border-radius:8px}
/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:900;
  width:58px;height:58px;border-radius:50%;
  background:linear-gradient(145deg,#2563EB,#38BDF8);
  display:grid;place-items:center;font-size:22px;color:#04122A;border:2px solid rgba(125,211,252,.7);
  box-shadow:0 0 22px rgba(56,189,248,.6);transition:all .22s ease;
  animation:floaty 3.4s ease-in-out infinite;
}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.fab:hover{transform:scale(1.1) rotate(9deg);box-shadow:0 0 34px rgba(56,189,248,.9);color:#04122A}
.fab .badge-dot{position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;background:var(--red);border:2px solid #fff;animation:pulse 1.4s infinite}
/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .grid-3,.cat-wall{grid-template-columns:repeat(2,1fr)}
  .grid-4,.steps,.pay-row{grid-template-columns:repeat(2,1fr)}
  .cms-layout,.problem-wrap,.result-band,.cta-band{grid-template-columns:1fr}
  .result-right{border-left:0;border-top:1px solid var(--line)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-links{
    position:fixed;left:0;right:0;top:70px;flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(5,11,24,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 22px;display:none;backdrop-filter:blur(18px);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;font-size:15px}
  .nav-toggle{display:grid;place-items:center}
  .nav-actions{margin-left:auto}
  .btn-login,.btn-signup{padding:8px 13px;font-size:12.5px}
  .section{padding:54px 0}
  .hero{padding:40px 0 46px}
  .hero-stats{grid-template-columns:1fr}
  .grid-3,.grid-2,.grid-4,.cat-wall,.steps,.pay-row{grid-template-columns:1fr}
  .path-row{grid-template-columns:1fr;gap:9px}
  .cms-item{grid-template-columns:1fr}
  .cms-item img{min-height:150px}
  .cta-band{padding:26px}
  .foot-grid{grid-template-columns:1fr}
  .fab{width:52px;height:52px;bottom:88px}
}
@media (max-width:520px){
  .hero h1{font-size:25px}
  .brand-txt b{font-size:13.4px}
  .brand-txt span{font-size:9.5px}
  .btn-login{display:none}
}

/* roulang page: article */
:root{
  --bg:#050B18;
  --bg-2:#081226;
  --bg-3:#0C1B33;
  --panel:rgba(15,32,60,.62);
  --panel-solid:#0E2038;
  --line:rgba(96,165,250,.22);
  --line-strong:rgba(56,189,248,.45);
  --blue:#2563EB;
  --cyan:#38BDF8;
  --cyan-soft:#7DD3FC;
  --text:#F8FAFC;
  --muted:#9DB2CE;
  --muted-2:#6E8CB0;
  --gold:#FBBF24;
  --green:#34D399;
  --red:#F43F5E;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 18px 50px rgba(2,10,30,.55);
  --glow:0 0 0 1px rgba(56,189,248,.28),0 12px 40px rgba(37,99,235,.35);
  --max:1220px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(37,99,235,.34),transparent 60%),
    radial-gradient(900px 560px at 6% 8%,rgba(56,189,248,.16),transparent 62%),
    var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--cyan);text-decoration:none;transition:color .22s ease}
a:hover{color:#BAE6FD}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
.container-x{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:74px 0}
.section-tight{padding:52px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--cyan-soft);background:rgba(56,189,248,.1);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.sec-title{font-size:clamp(22px,2.6vw,34px);margin:16px 0 12px;letter-spacing:-.4px}
.sec-lead{color:var(--muted);max-width:760px;font-size:15.4px;line-height:1.7}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);border:0;margin:0}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,11,24,.86);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-row{display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  background:linear-gradient(145deg,#2563EB,#38BDF8);
  display:grid;place-items:center;font-size:19px;color:#04122A;
  box-shadow:0 0 22px rgba(56,189,248,.55);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt b{font-size:15.5px;color:#fff;letter-spacing:-.2px}
.brand-txt span{font-size:10.5px;color:var(--muted-2);letter-spacing:1.2px;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex-wrap:wrap}
.nav-links a{
  color:var(--muted);font-size:14px;font-weight:600;
  padding:9px 13px;border-radius:10px;transition:all .2s ease;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-links a.active{color:#04122A;background:linear-gradient(135deg,#38BDF8,#2563EB);box-shadow:0 6px 20px rgba(37,99,235,.4)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.btn-login{
  background:transparent;border:1px solid var(--line-strong);color:var(--cyan-soft);
  font-size:13.5px;font-weight:700;padding:9px 17px;border-radius:11px;transition:all .2s ease;
}
.btn-login:hover{color:#fff;border-color:var(--cyan);background:rgba(56,189,248,.12)}
.btn-signup{
  background:linear-gradient(135deg,#38BDF8,#2563EB);border:0;color:#04122A;
  font-size:13.5px;font-weight:800;padding:10px 20px;border-radius:11px;
  box-shadow:0 0 18px rgba(56,189,248,.45);transition:all .2s ease;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,.7)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);color:#fff;width:42px;height:42px;border-radius:11px;font-size:17px}
/* ARTICLE HERO */
.art-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  padding:48px 0 54px;
  background:
    linear-gradient(180deg,rgba(5,11,24,.7),rgba(5,11,24,.95)),
    url('/assets/images/5709784c55468546.jpg') center/cover no-repeat;
}
.art-hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(720px 380px at 86% 12%,rgba(56,189,248,.22),transparent 66%);
  pointer-events:none;
}
.art-hero-inner{position:relative;z-index:2;max-width:900px}
.breadcrumb-x{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted-2);margin-bottom:18px}
.breadcrumb-x a{color:var(--cyan-soft)}
.breadcrumb-x i{font-size:10px}
.art-hero h1{font-size:clamp(25px,3.6vw,42px);letter-spacing:-.7px;margin:14px 0 0}
.art-meta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.chip{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;color:var(--cyan-soft);
  background:rgba(56,189,248,.1);border:1px solid var(--line);
  border-radius:999px;padding:7px 14px;
}
.chip.gold{color:#FDE68A;background:rgba(251,191,36,.1);border-color:rgba(251,191,36,.3)}
/* LAYOUT */
.art-layout{display:grid;grid-template-columns:minmax(0,1fr) 336px;gap:40px;align-items:start;padding:60px 0 76px}
.art-body{min-width:0}
.art-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:30px 30px 34px;backdrop-filter:blur(12px);box-shadow:var(--shadow);margin-bottom:30px;
}
.art-card h2{font-size:clamp(20px,2.3vw,28px);margin:0 0 14px;letter-spacing:-.4px}
.art-card h3{font-size:19px;margin:26px 0 12px;color:#fff}
.art-card p{color:var(--muted);font-size:15.4px;line-height:1.72;margin:0 0 16px}
.art-card ul,.art-card ol{color:var(--muted);font-size:15.4px;line-height:1.72;padding-left:22px;margin:0 0 18px}
.art-card li{margin-bottom:9px}
.art-card li strong,.art-card p strong{color:#E2F2FF;font-weight:700}
.art-card img{border-radius:var(--radius);border:1px solid var(--line);margin:18px 0 22px}
.notice{
  border-left:3px solid var(--cyan);background:rgba(56,189,248,.07);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:16px 20px;margin:22px 0;
}
.notice p{margin:0;color:var(--cyan-soft);font-size:14.6px}
.mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin:22px 0}
.mini{
  background:rgba(8,18,38,.72);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 20px;
}
.mini i{color:var(--cyan);font-size:18px;margin-bottom:10px;display:block}
.mini b{display:block;font-size:15px;color:#fff;margin-bottom:6px}
.mini span{font-size:13.8px;color:var(--muted);line-height:1.65;display:block}
.step-list{display:grid;gap:14px;margin:22px 0}
.step{
  display:flex;gap:16px;background:rgba(8,18,38,.72);border:1px solid var(--line);
  border-radius:var(--radius);padding:18px 20px;
}
.step-num{
  flex:0 0 40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,#38BDF8,#2563EB);color:#04122A;font-weight:800;font-size:16px;
}
.step b{display:block;font-size:15.4px;color:#fff;margin-bottom:5px}
.step span{font-size:14.2px;color:var(--muted);line-height:1.68}
/* ASIDE */
.art-aside{display:grid;gap:22px;position:sticky;top:94px}
.aside-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;backdrop-filter:blur(12px);box-shadow:var(--shadow);
}
.aside-card h4{font-size:15.5px;margin:0 0 16px;display:flex;align-items:center;gap:9px}
.aside-card h4 i{color:var(--cyan)}
.pay-row{display:flex;align-items:center;gap:12px;padding:11px 0;border-bottom:1px dashed var(--line)}
.pay-row:last-child{border-bottom:0}
.pay-row i{width:38px;height:38px;border-radius:11px;display:grid;place-items:center;background:rgba(56,189,248,.1);color:var(--cyan);font-size:15px}
.pay-row b{font-size:14px;color:#fff;display:block}
.pay-row span{font-size:12.5px;color:var(--muted-2)}
.aside-link{display:flex;align-items:center;gap:11px;padding:11px 0;border-bottom:1px dashed var(--line);color:var(--muted);font-size:14px;font-weight:600}
.aside-link:last-child{border-bottom:0}
.aside-link:hover{color:var(--cyan-soft)}
.aside-link i{color:var(--cyan);font-size:13px}
.aside-cta{
  background:linear-gradient(150deg,rgba(37,99,235,.3),rgba(56,189,248,.14));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);padding:22px;text-align:center;
}
.aside-cta h4{font-size:16px;margin:0 0 10px}
.aside-cta p{font-size:13.6px;color:var(--muted);margin:0 0 16px;line-height:1.65}
.btn-block-x{
  display:flex;align-items:center;justify-content:center;gap:9px;width:100%;
  background:linear-gradient(135deg,#38BDF8,#2563EB);color:#04122A;font-weight:800;font-size:14.5px;
  padding:13px 20px;border-radius:13px;border:0;box-shadow:0 0 22px rgba(56,189,248,.45);transition:all .22s ease;
}
.btn-block-x:hover{color:#04122A;transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,.75)}
/* CTA STRIP */
.cta-strip{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,rgba(37,99,235,.34),rgba(56,189,248,.14)),var(--bg-2);
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:36px 34px;display:grid;grid-template-columns:1.4fr .8fr;gap:28px;align-items:center;
  box-shadow:var(--glow);
}
.cta-strip h2{font-size:clamp(21px,2.5vw,30px);margin:0 0 12px}
.cta-strip p{color:var(--muted);font-size:15px;margin:0;line-height:1.7}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.btn-ghost-x{
  display:flex;align-items:center;justify-content:center;gap:9px;
  background:rgba(56,189,248,.08);color:var(--cyan-soft);font-weight:700;font-size:14.5px;
  padding:13px 22px;border-radius:13px;border:1px solid var(--line-strong);transition:all .22s ease;
}
.btn-ghost-x:hover{color:#fff;background:rgba(56,189,248,.18)}
/* RELATED */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:30px}
.rel-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:all .24s ease;display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--glow)}
.rel-card img{height:168px;width:100%;object-fit:cover;border:0;border-radius:0;margin:0}
.rel-card-body{padding:20px}
.rel-card-body .tag{
  font-size:11px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;
  color:var(--cyan-soft);background:rgba(56,189,248,.1);border:1px solid var(--line);
  border-radius:999px;padding:5px 12px;display:inline-block;margin-bottom:12px;
}
.rel-card-body b{display:block;font-size:16px;color:#fff;margin-bottom:8px;line-height:1.45}
.rel-card-body span{font-size:13.8px;color:var(--muted);line-height:1.65;display:block}
/* FOOTER */
.site-footer{
  background:linear-gradient(180deg,var(--bg-2),var(--bg));
  border-top:1px solid var(--line);padding:56px 0 24px;margin-top:20px;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;padding-bottom:34px;border-bottom:1px solid var(--line)}
.site-footer p{color:var(--muted);font-size:14px;line-height:1.7;max-width:400px}
.site-footer h5{font-size:13px;letter-spacing:1.2px;text-transform:uppercase;color:#fff;margin:0 0 15px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin-bottom:10px;font-size:14px;color:var(--muted)}
.site-footer ul a{color:var(--muted);font-weight:600}
.site-footer ul a:hover{color:var(--cyan-soft)}
.foot-badge{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.foot-badge span{
  font-size:11.5px;font-weight:700;color:var(--cyan-soft);
  background:rgba(56,189,248,.08);border:1px solid var(--line);
  border-radius:999px;padding:5px 12px;
}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:14px;padding-top:22px;
  font-size:13px;color:var(--muted-2);
}
.age-pill{
  font-size:12px;font-weight:700;color:#FDE68A;
  background:rgba(251,191,36,.1);border:1px solid rgba(251,191,36,.3);
  border-radius:999px;padding:6px 14px;
}
/* FAB */
.fab-x{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  background:linear-gradient(145deg,#0E2038,#050B18);
  border:2px solid var(--cyan);display:grid;place-items:center;
  color:var(--cyan);font-size:20px;
  box-shadow:0 0 20px rgba(56,189,248,.45);
  animation:floaty 2.6s ease-in-out infinite;transition:all .24s ease;
}
.fab-x:hover{transform:scale(1.12);color:#fff;box-shadow:0 0 32px rgba(56,189,248,.85)}
.fab-x:active{transform:scale(.95) translateY(3px)}
.fab-x::after{
  content:"";position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px rgba(5,11,24,.9);
}
@keyframes floaty{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
/* RESPONSIVE */
@media(max-width:1024px){
  .art-layout{grid-template-columns:1fr;gap:34px}
  .art-aside{position:static}
  .rel-grid{grid-template-columns:repeat(2,1fr)}
  .cta-strip{grid-template-columns:1fr}
}
@media(max-width:860px){
  .nav-links{
    position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:rgba(5,11,24,.98);border-bottom:1px solid var(--line);padding:12px 20px 18px;
    display:none;margin:0;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px}
  .nav-toggle{display:block}
  .btn-login,.btn-signup{padding:8px 13px;font-size:12.5px}
}
@media(max-width:768px){
  .section{padding:54px 0}
  .art-card{padding:24px 20px 26px}
  .mini-grid{grid-template-columns:1fr}
  .rel-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media(max-width:520px){
  .brand-txt b{font-size:13.5px}
  .brand-mark{width:38px;height:38px;font-size:17px}
  .btn-login{display:none}
  .foot-grid{grid-template-columns:1fr}
  .cta-strip{padding:26px 20px}
  .fab-x{bottom:88px;left:12px}
}

/* roulang page: category2 */
:root{
  --bg:#050B18;
  --bg-2:#081226;
  --bg-3:#0C1B33;
  --panel:rgba(15,32,60,.62);
  --panel-solid:#0E2038;
  --line:rgba(96,165,250,.22);
  --line-strong:rgba(56,189,248,.45);
  --blue:#2563EB;
  --cyan:#38BDF8;
  --cyan-soft:#7DD3FC;
  --text:#F8FAFC;
  --muted:#9DB2CE;
  --muted-2:#6E8CB0;
  --gold:#FBBF24;
  --green:#34D399;
  --red:#F43F5E;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 18px 50px rgba(2,10,30,.55);
  --glow:0 0 0 1px rgba(56,189,248,.28),0 12px 40px rgba(37,99,235,.35);
  --max:1220px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(37,99,235,.34),transparent 60%),
    radial-gradient(900px 560px at 6% 8%,rgba(56,189,248,.16),transparent 62%),
    var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .22s ease}
a:hover{color:#BAE6FD}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
.container-x{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:74px 0}
.section-tight{padding:52px 0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--cyan-soft);background:rgba(56,189,248,.1);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.sec-title{font-size:clamp(22px,2.6vw,34px);margin:16px 0 12px}
.sec-lead{color:var(--muted);max-width:760px;font-size:15.4px;line-height:1.7}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);border:0;margin:0}
/* ---------- HEADER ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,11,24,.86);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-row{display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  background:linear-gradient(145deg,#2563EB,#38BDF8);
  display:grid;place-items:center;font-size:19px;color:#04122A;
  box-shadow:0 0 22px rgba(56,189,248,.55);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt b{font-size:15.5px;color:#fff;letter-spacing:-.2px}
.brand-txt span{font-size:10.5px;color:var(--muted-2);letter-spacing:1.2px;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex-wrap:wrap}
.nav-links a{
  color:var(--muted);font-size:14px;font-weight:600;
  padding:9px 13px;border-radius:10px;transition:all .2s ease;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-links a.active{color:#04122A;background:linear-gradient(135deg,#38BDF8,#2563EB);box-shadow:0 6px 20px rgba(37,99,235,.4)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.btn-login{
  background:transparent;border:1px solid var(--line-strong);color:var(--cyan-soft);
  font-size:13.5px;font-weight:700;padding:9px 17px;border-radius:11px;transition:all .2s ease;
}
.btn-login:hover{color:#fff;border-color:var(--cyan);background:rgba(56,189,248,.12)}
.btn-signup{
  background:linear-gradient(135deg,#38BDF8,#2563EB);border:0;color:#04122A;
  font-size:13.5px;font-weight:800;padding:10px 20px;border-radius:11px;
  box-shadow:0 0 18px rgba(56,189,248,.45);transition:all .2s ease;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,.7)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);color:#fff;width:42px;height:42px;border-radius:11px;font-size:17px}
/* ---------- HERO (category) ---------- */
.cat-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  padding:54px 0 58px;
  background:
    linear-gradient(180deg,rgba(5,11,24,.74),rgba(5,11,24,.95)),
    url('/assets/images/5709784c55468546.jpg') center/cover no-repeat;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(760px 400px at 86% 20%,rgba(56,189,248,.22),transparent 66%);
  pointer-events:none;
}
.cat-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.4fr .9fr;gap:38px;align-items:start}
.cat-hero h1{font-size:clamp(26px,3.8vw,44px);letter-spacing:-.7px;margin-top:14px}
.cat-hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,#38BDF8,#2563EB 48%,#A78BFA);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.cat-hero p{color:var(--muted);font-size:15.6px;max-width:660px;margin-top:16px;line-height:1.72}
.cat-cta{display:flex;gap:13px;flex-wrap:wrap;margin-top:26px}
.btn-main{
  background:linear-gradient(135deg,#38BDF8,#2563EB);color:#04122A;font-weight:800;font-size:15px;
  padding:14px 28px;border-radius:14px;border:0;display:inline-flex;align-items:center;gap:9px;
  box-shadow:0 0 26px rgba(56,189,248,.5);transition:all .22s ease;
}
.btn-main:hover{transform:translateY(-2px);color:#04122A;box-shadow:0 0 36px rgba(56,189,248,.8)}
.btn-ghost{
  background:rgba(56,189,248,.08);color:var(--cyan-soft);font-weight:700;font-size:15px;
  padding:14px 26px;border-radius:14px;border:1px solid var(--line-strong);transition:all .22s ease;
}
.btn-ghost:hover{color:#fff;background:rgba(56,189,248,.16);border-color:var(--cyan)}
.pay-panel{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;backdrop-filter:blur(14px);box-shadow:var(--shadow);
}
.pay-panel h3{font-size:16px;margin:0 0 16px;display:flex;align-items:center;gap:9px}
.pay-panel h3 i{color:var(--cyan)}
.pay-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(96,165,250,.2)}
.pay-row:last-child{border-bottom:0}
.pay-row .lbl{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted)}
.pay-row .lbl i{color:var(--cyan-soft);width:18px;text-align:center}
.pay-row .val{font-weight:800;font-size:14px;color:#fff}
.pay-row .val.ok{color:var(--green)}
/* stat strip */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:0}
.stat-box{
  background:var(--panel-solid);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;transition:all .25s ease;
}
.stat-box:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--glow)}
.stat-box .num{font-size:27px;font-weight:800;color:#fff;letter-spacing:-.5px}
.stat-box .num span{color:var(--cyan)}
.stat-box .cap{font-size:12.5px;color:var(--muted-2);margin-top:6px;letter-spacing:.3px}
/* feature / scene cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.f-card{
  position:relative;background:linear-gradient(180deg,rgba(17,34,63,.72),rgba(9,19,38,.85));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;
  transition:all .26s ease;height:100%;
}
.f-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--glow)}
.f-ico{
  width:52px;height:52px;border-radius:15px;display:grid;place-items:center;font-size:21px;
  background:linear-gradient(145deg,rgba(56,189,248,.22),rgba(37,99,235,.28));
  border:1px solid var(--line-strong);color:var(--cyan);margin-bottom:16px;
}
.f-card h3{font-size:17.5px;margin:0 0 10px}
.f-card p{color:var(--muted);font-size:14.6px;margin:0;line-height:1.68}
.tagline{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:1.1px;text-transform:uppercase;color:var(--gold);margin-bottom:8px}
/* process steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:st}
.step{
  position:relative;padding:26px 20px 22px;border-radius:var(--radius);
  background:rgba(12,27,51,.6);border:1px solid var(--line);transition:all .25s ease;
}
.step:hover{border-color:var(--line-strong);background:rgba(15,32,60,.78)}
.step::before{
  counter-increment:st;content:"0" counter(st);
  position:absolute;top:-14px;left:20px;
  font-size:13px;font-weight:800;color:#04122A;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  padding:4px 11px;border-radius:9px;box-shadow:0 6px 18px rgba(37,99,235,.4);
}
.step h4{font-size:16px;margin:12px 0 8px}
.step p{color:var(--muted);font-size:14.2px;margin:0;line-height:1.66}
/* channel band */
.channel-band{
  display:grid;grid-template-columns:repeat(4,1fr);gap:16px;
}
.ch-chip{
  display:flex;align-items:center;gap:12px;padding:18px;
  background:rgba(15,32,60,.55);border:1px solid var(--line);border-radius:var(--radius-sm);
  transition:all .24s ease;
}
.ch-chip:hover{border-color:var(--cyan);background:rgba(56,189,248,.1)}
.ch-chip i{font-size:20px;color:var(--cyan)}
.ch-chip b{display:block;font-size:14.5px;color:#fff}
.ch-chip small{color:var(--muted-2);font-size:12.3px}
/* limit table-ish list */
.limit-list{display:grid;gap:12px}
.limit-item{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:16px 20px;background:rgba(12,27,51,.55);
  border:1px solid var(--line);border-left:3px solid var(--cyan);border-radius:12px;
}
.limit-item .k{font-size:14.8px;color:var(--muted)}
.limit-item .v{font-weight:800;color:#fff;font-size:15px;white-space:nowrap}
/* split content */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
.split img{border-radius:var(--radius-lg);border:1px solid var(--line);box-shadow:var(--shadow)}
.split h2{font-size:clamp(21px,2.4vw,30px);margin:0 0 14px}
.split p{color:var(--muted);font-size:15.2px;line-height:1.72}
.check-list{list-style:none;padding:0;margin:20px 0 0;display:grid;gap:11px}
.check-list li{display:flex;gap:11px;align-items:flex-start;font-size:14.8px;color:var(--muted)}
.check-list i{color:var(--green);margin-top:4px}
/* FAQ */
.faq-wrap{display:grid;gap:14px;max-width:900px}
.faq-item{
  background:rgba(12,27,51,.6);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:20px 22px;transition:all .24s ease;
}
.faq-item:hover{border-color:var(--line-strong)}
.faq-item h3{font-size:16.4px;margin:0 0 9px;display:flex;gap:11px}
.faq-item h3 i{color:var(--cyan);margin-top:4px;font-size:15px}
.faq-item p{margin:0;color:var(--muted);font-size:14.7px;line-height:1.7}
/* news list */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{
  background:linear-gradient(180deg,rgba(17,34,63,.66),rgba(9,19,38,.86));
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:all .26s ease;display:flex;flex-direction:column;height:100%;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow)}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:rgba(8,18,38,.8)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-thumb img{transform:scale(1.06)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:9px;flex:1}
.news-meta{display:flex;gap:12px;font-size:12.3px;color:var(--muted-2);flex-wrap:wrap}
.news-meta span{display:inline-flex;align-items:center;gap:6px}
.news-body h3{font-size:16.4px;margin:0;line-height:1.45}
.news-body h3 a{color:#fff}
.news-body h3 a:hover{color:var(--cyan)}
.news-body p{color:var(--muted);font-size:14.2px;margin:0;line-height:1.64}
.news-more{margin-top:auto;padding-top:12px;font-weight:700;font-size:14px;display:inline-flex;align-items:center;gap:8px}
.empty-note{color:var(--muted-2);font-size:14.6px;padding:26px;border:1px dashed var(--line-strong);border-radius:var(--radius);text-align:center}
/* CTA band */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  padding:44px 38px;border:1px solid var(--line-strong);
  background:
    linear-gradient(140deg,rgba(37,99,235,.34),rgba(56,189,248,.12) 55%,rgba(5,11,24,.9)),
    url('/assets/images/9465ac51dc1c40f0.jpg') center/cover no-repeat;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);margin:0 0 12px}
.cta-band p{color:var(--muted);max-width:640px;font-size:15.3px;margin:0 0 24px}
/* footer */
.site-footer{
  border-top:1px solid var(--line);background:rgba(4,9,20,.92);
  padding:58px 0 26px;margin-top:20px;
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.foot-grid h5{font-size:13px;letter-spacing:1.3px;text-transform:uppercase;color:var(--cyan-soft);margin:0 0 16px}
.foot-grid p{color:var(--muted-2);font-size:14px;line-height:1.7;margin:0 0 16px}
.foot-grid ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.foot-grid ul a,.foot-grid ul li{color:var(--muted);font-size:14px;transition:color .2s ease}
.foot-grid ul a:hover{color:var(--cyan)}
.foot-badge{display:flex;gap:9px;flex-wrap:wrap}
.foot-badge span{
  font-size:11.5px;font-weight:700;color:var(--cyan-soft);
  border:1px solid var(--line);border-radius:999px;padding:5px 12px;background:rgba(56,189,248,.07);
}
.foot-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  color:var(--muted-2);font-size:13.2px;
}
.age-pill{
  font-size:12px;font-weight:700;color:var(--gold);
  border:1px solid rgba(251,191,36,.4);border-radius:999px;padding:4px 13px;
}
/* FAB */
.fab-support{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-size:21px;color:#04122A;
  background:linear-gradient(145deg,#38BDF8,#2563EB);
  border:2px solid rgba(125,211,252,.75);
  box-shadow:0 0 22px rgba(56,189,248,.55);
  transition:all .25s ease;opacity:.85;
}
.fab-support:hover{transform:scale(1.1);opacity:1}
.fab-support:active{transform:scale(.94) translateY(2px)}
.fab-support .badge-dot{
  position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:var(--red);border:2px solid #050B18;
}
/* responsive */
@media(max-width:1024px){
  .cat-hero-inner{grid-template-columns:1fr}
  .hero-grid{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .channel-band{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .nav-toggle{display:grid;place-items:center}
  .nav-links.open{
    display:flex;flex-direction:column;align-items:stretch;
    position:absolute;top:70px;left:0;right:0;
    background:rgba(5,11,24,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;
  }
  .nav-links.open a{padding:12px 14px}
}
@media(max-width:768px){
  .section{padding:56px 0}
  .nav-actions .btn-login,.nav-actions .btn-signup{padding:8px 13px;font-size:12.8px}
  .brand-txt b{font-size:14px}
}
@media(max-width:520px){
  .grid-3,.grid-2,.steps,.channel-band,.news-grid,.stat-strip{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .cta-band{padding:32px 22px}
  .nav-actions{gap:7px}
  .brand-txt span{display:none}
}

/* roulang page: category1 */
:root{
  --bg:#050B18;
  --bg-2:#081226;
  --bg-3:#0C1B33;
  --panel:rgba(15,32,60,.62);
  --panel-solid:#0E2038;
  --line:rgba(96,165,250,.22);
  --line-strong:rgba(56,189,248,.45);
  --blue:#2563EB;
  --cyan:#38BDF8;
  --cyan-soft:#7DD3FC;
  --text:#F8FAFC;
  --muted:#9DB2CE;
  --muted-2:#6E8CB0;
  --gold:#FBBF24;
  --green:#34D399;
  --red:#F43F5E;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 18px 50px rgba(2,10,30,.55);
  --glow:0 0 0 1px rgba(56,189,248,.28),0 12px 40px rgba(37,99,235,.35);
  --max:1220px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(37,99,235,.34),transparent 60%),
    radial-gradient(900px 560px at 6% 8%,rgba(56,189,248,.16),transparent 62%),
    var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .22s ease}
a:hover{color:#BAE6FD}
h1,h2,h3,h4,h5{margin:0;font-weight:800;letter-spacing:-.4px;line-height:1.28}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
.container-x{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:72px 0;position:relative}
.section-tight{padding:52px 0}
.section-alt{background:linear-gradient(180deg,rgba(8,18,38,.72),rgba(5,11,24,.35));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--cyan-soft);background:rgba(56,189,248,.1);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.sec-title{font-size:clamp(22px,2.6vw,34px);margin:16px 0 12px}
.sec-lead{color:var(--muted);max-width:780px;font-size:15.4px;line-height:1.72}
.head-split{display:flex;align-items:flex-end;justify-content:space-between;gap:26px;flex-wrap:wrap;margin-bottom:34px}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);border:0;margin:0}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:700;
  letter-spacing:1px;text-transform:uppercase;color:var(--cyan-soft);
  background:rgba(56,189,248,.12);border:1px solid var(--line);border-radius:999px;padding:5px 12px;
}
.tag.gold{color:var(--gold);background:rgba(251,191,36,.1);border-color:rgba(251,191,36,.32)}
.tag.green{color:var(--green);background:rgba(52,211,153,.1);border-color:rgba(52,211,153,.3)}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,11,24,.86);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-row{display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0;text-decoration:none}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex:0 0 auto;
  background:linear-gradient(145deg,#2563EB,#38BDF8);
  display:flex;align-items:center;justify-content:center;font-size:19px;color:#04122A;
  box-shadow:0 0 22px rgba(56,189,248,.55);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt b{font-size:15.5px;color:#fff;letter-spacing:-.2px}
.brand-txt span{font-size:10.5px;color:var(--muted-2);letter-spacing:1.2px;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex-wrap:wrap}
.nav-links a{
  color:var(--muted);font-size:14px;font-weight:600;
  padding:9px 13px;border-radius:10px;transition:all .2s ease;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-links a.active{color:#04122A;background:linear-gradient(135deg,#38BDF8,#2563EB);box-shadow:0 6px 20px rgba(37,99,235,.4)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.btn-login{
  background:transparent;border:1px solid var(--line-strong);color:var(--cyan-soft);
  font-size:13.5px;font-weight:700;padding:9px 17px;border-radius:11px;transition:all .2s ease;
}
.btn-login:hover{color:#fff;border-color:var(--cyan);background:rgba(56,189,248,.12)}
.btn-signup{
  background:linear-gradient(135deg,#38BDF8,#2563EB);border:0;color:#04122A;
  font-size:13.5px;font-weight:800;padding:10px 20px;border-radius:11px;
  box-shadow:0 0 18px rgba(56,189,248,.45);transition:all .2s ease;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,.7)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);color:#fff;width:42px;height:42px;border-radius:11px;font-size:17px}

/* ---------- HERO ---------- */
.hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid var(--line);
  padding:56px 0 62px;
  background:
    linear-gradient(180deg,rgba(5,11,24,.76),rgba(5,11,24,.95)),
    url('/assets/images/2119f3900ab7ec33.jpg') center/cover no-repeat;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(760px 400px at 88% 18%,rgba(56,189,248,.24),transparent 66%);
  pointer-events:none;
}
.hero .container-x{position:relative;z-index:2}
.hero-banner{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  background:rgba(8,18,38,.7);border:1px solid var(--line);
  border-radius:999px;padding:9px 18px;margin-bottom:26px;width:fit-content;
  backdrop-filter:blur(10px);
}
.hero-banner .dot{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green);animation:pulse 1.7s infinite}
.hero-banner span{font-size:13px;color:var(--cyan-soft);font-weight:600}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.hero-grid{display:grid;grid-template-columns:1.35fr .95fr;gap:38px;align-items:start}
.hero h1{font-size:clamp(26px,3.6vw,44px);letter-spacing:-.8px;margin-top:16px}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,#38BDF8,#2563EB 45%,#A78BFA);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{color:var(--muted);font-size:15.6px;max-width:680px;margin-top:18px;line-height:1.72}
.hero-cta{display:flex;gap:13px;flex-wrap:wrap;margin-top:26px}
.btn-main{
  background:linear-gradient(135deg,#38BDF8,#2563EB);color:#04122A;font-weight:800;font-size:15px;
  padding:14px 28px;border-radius:14px;border:0;display:inline-flex;align-items:center;gap:9px;
  box-shadow:0 0 26px rgba(56,189,248,.5);transition:all .22s ease;
}
.btn-main:hover{transform:translateY(-2px);color:#04122A;box-shadow:0 0 36px rgba(56,189,248,.8)}
.btn-ghost{
  background:rgba(56,189,248,.08);color:var(--cyan-soft);font-weight:700;font-size:15px;
  padding:14px 26px;border-radius:14px;border:1px solid var(--line-strong);transition:all .22s ease;
  display:inline-flex;align-items:center;gap:9px;
}
.btn-ghost:hover{color:#fff;background:rgba(56,189,248,.16);border-color:var(--cyan)}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:32px}
.stat{
  background:rgba(14,32,56,.55);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:14px 16px;backdrop-filter:blur(10px);
}
.stat b{display:block;font-size:20px;color:#fff;letter-spacing:-.6px}
.stat span{font-size:11.6px;color:var(--muted-2);text-transform:uppercase;letter-spacing:.9px}
.hero-panel{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:22px;backdrop-filter:blur(14px);box-shadow:var(--shadow);
}
.hero-panel h3{font-size:16.5px;display:flex;align-items:center;gap:9px;margin-bottom:6px}
.hero-panel h3 i{color:var(--cyan)}
.hero-panel .panel-note{font-size:12.6px;color:var(--muted-2);margin-bottom:14px}
.slot-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px dashed rgba(96,165,250,.18);font-size:14px}
.slot-row:last-of-type{border-bottom:0}
.slot-row .k{color:var(--muted);display:flex;align-items:center;gap:9px}
.slot-row .k i{color:var(--cyan-soft);font-size:13px}
.slot-row .v{font-weight:800;color:#fff}
.slot-row .v.up{color:var(--green)}
.slot-row .v.warn{color:var(--gold)}

/* ---------- METRIC STRIP ---------- */
.metric-strip{padding:34px 0;border-bottom:1px solid var(--line);background:rgba(8,18,38,.5)}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.metric{
  background:linear-gradient(160deg,rgba(15,32,60,.7),rgba(9,20,40,.5));
  border:1px solid var(--line);border-radius:var(--radius);padding:20px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.metric:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow)}
.metric i{font-size:18px;color:var(--cyan);margin-bottom:10px;display:block}
.metric b{display:block;font-size:24px;color:#fff;letter-spacing:-.8px}
.metric span{font-size:12.5px;color:var(--muted)}
.metric small{display:block;margin-top:8px;font-size:11.5px;color:var(--muted-2)}

/* ---------- SPLIT ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;height:100%;object-fit:cover;min-height:320px}
.split-media .media-cap{
  position:absolute;left:16px;right:16px;bottom:16px;
  background:rgba(5,11,24,.78);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:12px 14px;font-size:12.8px;color:var(--cyan-soft);backdrop-filter:blur(10px);
}
.split-body p{color:var(--muted);font-size:15.3px;margin-top:12px;line-height:1.72}
.check-list{margin-top:20px;display:grid;gap:12px}
.check-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.6px;color:#DCE8F8}
.check-list li i{color:var(--cyan);margin-top:4px;font-size:14px;flex:0 0 auto}
.check-list li b{color:#fff}

/* ---------- CARD GRID ---------- */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tile{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;backdrop-filter:blur(12px);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.tile:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--glow)}
.tile-icon{
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(145deg,rgba(56,189,248,.22),rgba(37,99,235,.2));
  border:1px solid var(--line-strong);color:var(--cyan);font-size:18px;margin-bottom:16px;
}
.tile h3{font-size:17px;margin-bottom:10px}
.tile p{color:var(--muted);font-size:14.4px;line-height:1.68}
.tile .tile-foot{margin-top:16px;display:flex;gap:8px;flex-wrap:wrap}

/* ---------- SCENE ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.scene{
  display:flex;gap:16px;padding:22px;border-radius:var(--radius);
  background:linear-gradient(140deg,rgba(15,32,60,.6),rgba(8,18,38,.42));
  border:1px solid var(--line);transition:border-color .25s ease,transform .25s ease;
}
.scene:hover{border-color:var(--line-strong);transform:translateX(4px)}
.scene .num{
  font-size:13px;font-weight:800;color:var(--cyan);border:1px solid var(--line-strong);
  border-radius:10px;width:38px;height:38px;display:flex;align-items:center;justify-content:center;flex:0 0 auto;
}
.scene h4{font-size:15.6px;margin-bottom:8px}
.scene p{font-size:14.2px;color:var(--muted);line-height:1.66}

/* ---------- FLOW ---------- */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.flow-step{
  background:rgba(9,20,40,.6);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;position:relative;transition:border-color .25s ease,box-shadow .25s ease;
}
.flow-step:hover{border-color:var(--line-strong);box-shadow:var(--glow)}
.flow-num{
  font-size:12px;font-weight:800;letter-spacing:1.4px;color:#04122A;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  border-radius:999px;padding:4px 12px;display:inline-block;margin-bottom:14px;
}
.flow-step h4{font-size:15.4px;margin-bottom:8px}
.flow-step p{font-size:13.9px;color:var(--muted);line-height:1.66}

/* ---------- CHANNEL MATRIX ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.channel{
  display:block;padding:24px;border-radius:var(--radius);text-decoration:none;
  background:linear-gradient(155deg,rgba(15,32,60,.78),rgba(8,18,38,.55));
  border:1px solid var(--line);transition:all .25s ease;
}
.channel:hover{border-color:var(--line-strong);transform:translateY(-5px);box-shadow:var(--glow);color:inherit}
.channel i{font-size:20px;color:var(--cyan);margin-bottom:14px;display:block}
.channel h3{font-size:17px;color:#fff;margin-bottom:10px}
.channel p{font-size:14.2px;color:var(--muted);line-height:1.68}
.channel .go{margin-top:16px;font-size:13px;font-weight:700;color:var(--cyan-soft);display:inline-flex;align-items:center;gap:8px}

/* ---------- NEWS ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow)}
.news-card-link{display:block;color:inherit;text-decoration:none}
.news-card h3{font-size:16px;color:#fff;margin-bottom:10px;line-height:1.45}
.news-card p{font-size:14px;color:var(--muted);line-height:1.66}
.news-meta{display:inline-block;margin-top:14px;font-size:11.6px;letter-spacing:.8px;text-transform:uppercase;color:var(--muted-2)}
.news-empty{color:var(--muted);font-size:14.4px;padding:22px;border:1px dashed var(--line);border-radius:var(--radius)}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:940px}
.faq-item{
  background:rgba(11,24,46,.6);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:0 20px;transition:border-color .25s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(14,32,60,.7)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 0;font-size:15.4px;font-weight:700;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;
  color:var(--cyan);transition:transform .25s ease;flex:0 0 auto;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 0 20px;color:var(--muted);font-size:14.4px;line-height:1.7}

/* ---------- CTA BAND ---------- */
.cta-band{
  position:relative;overflow:hidden;padding:64px 0;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  background:
    linear-gradient(180deg,rgba(5,11,24,.82),rgba(5,11,24,.95)),
    url('/assets/images/5709784c55468546.jpg') center/cover no-repeat;
}
.cta-band .container-x{position:relative;z-index:2}
.cta-box{
  background:rgba(9,20,40,.72);border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:34px;backdrop-filter:blur(14px);box-shadow:var(--shadow);
  display:grid;grid-template-columns:1.4fr .9fr;gap:30px;align-items:center;
}
.cta-box h2{font-size:clamp(21px,2.5vw,30px);margin-bottom:12px}
.cta-box p{color:var(--muted);font-size:15px;line-height:1.7}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.cta-actions .btn-main,.cta-actions .btn-ghost{justify-content:center;text-align:center}

/* ---------- FOOTER ---------- */
.site-footer{background:#040911;border-top:1px solid var(--line);padding:54px 0 0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px}
.site-footer p{color:var(--muted);font-size:14px;line-height:1.72;max-width:420px;margin-top:12px}
.site-footer h5{font-size:13px;text-transform:uppercase;letter-spacing:1.3px;color:#fff;margin-bottom:16px}
.site-footer ul li{margin-bottom:10px}
.site-footer ul li a{color:var(--muted);font-size:14px}
.site-footer ul li a:hover{color:var(--cyan)}
.site-footer ul li span{color:var(--muted);font-size:14px}
.foot-badge{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}
.foot-badge span{
  font-size:11px;font-weight:700;letter-spacing:.8px;color:var(--cyan-soft);
  border:1px solid var(--line);border-radius:999px;padding:5px 12px;background:rgba(56,189,248,.08);
}
.foot-bottom{
  border-top:1px solid var(--line);padding:20px 0;display:flex;align-items:center;
  justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:12.8px;color:var(--muted-2);
}
.age-pill{
  border:1px solid rgba(52,211,153,.35);color:var(--green);border-radius:999px;
  padding:5px 14px;font-size:11.5px;font-weight:700;letter-spacing:.8px;background:rgba(52,211,153,.08);
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:20px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(7,12,26,.82);backdrop-filter:blur(14px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,12,26,.88),rgba(7,12,26,.88)),
    linear-gradient(135deg,#A3E635,#06B6D4,#EC4899);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:#7DD3FC;font-size:21px;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.78;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
  animation:fabPulse 3.4s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.09);box-shadow:0 0 32px rgba(6,182,212,.75);color:#E0F2FE}
.fab:active{transform:scale(.94) translateY(2px)}
.fab i{animation:flick 4.5s linear infinite}
.fab-dot{
  position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;
  background:var(--red);box-shadow:0 0 10px var(--red);border:2px solid #050B18;
  animation:pulse 1.4s infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4)}50%{box-shadow:0 0 30px rgba(236,72,153,.55)}}
@keyframes flick{0%,96%,100%{opacity:1}97%{opacity:.35}98%{opacity:1}99%{opacity:.5}}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .split{grid-template-columns:1fr;gap:28px}
  .split-media img{min-height:260px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .flow{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .cta-box{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-links{
    position:absolute;top:70px;left:0;right:0;margin:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(5,11,24,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;display:none;backdrop-filter:blur(18px);
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;font-size:15px}
  .nav-row{position:relative}
  .btn-login,.btn-signup{padding:8px 13px;font-size:12.6px}
}
@media (max-width:760px){
  .section{padding:54px 0}
  .metric-grid{grid-template-columns:1fr 1fr}
  .scene-grid{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr}
  .cta-box{padding:24px}
  .head-split{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  body{font-size:15.4px}
  .container-x{padding:0 15px}
  .nav-actions{gap:7px}
  .btn-login i{display:none}
  .card-grid{grid-template-columns:1fr}
  .metric-grid{grid-template-columns:1fr}
  .flow{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .brand-txt b{font-size:13.6px}
  .brand-txt span{font-size:9.6px}
  .hero{padding:38px 0 46px}
  .hero-cta .btn-main,.hero-cta .btn-ghost{width:100%;justify-content:center}
  .fab{width:52px;height:52px;bottom:88px;font-size:19px}
}

/* roulang page: category3 */
:root{
  --bg:#050B18;
  --bg-2:#081226;
  --bg-3:#0C1B33;
  --panel:rgba(15,32,60,.62);
  --panel-solid:#0E2038;
  --line:rgba(96,165,250,.22);
  --line-strong:rgba(56,189,248,.45);
  --blue:#2563EB;
  --cyan:#38BDF8;
  --cyan-soft:#7DD3FC;
  --text:#F8FAFC;
  --muted:#9DB2CE;
  --muted-2:#6E8CB0;
  --gold:#FBBF24;
  --green:#34D399;
  --red:#F43F5E;
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 18px 50px rgba(2,10,30,.55);
  --glow:0 0 0 1px rgba(56,189,248,.28),0 12px 40px rgba(37,99,235,.35);
  --max:1220px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(1100px 620px at 82% -8%,rgba(37,99,235,.34),transparent 60%),
    radial-gradient(900px 560px at 6% 8%,rgba(56,189,248,.16),transparent 62%),
    var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .22s ease}
a:hover{color:#BAE6FD}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px}
h1,h2,h3,h4,h5{margin:0;line-height:1.28;font-weight:800;letter-spacing:-.3px}
p{margin:0}
ul{margin:0;padding:0}
.container-x{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:74px 0}
.section-tight{padding:52px 0}
.section-alt{background:linear-gradient(180deg,rgba(8,18,38,.72),rgba(5,11,24,.4));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:1.6px;text-transform:uppercase;
  color:var(--cyan-soft);background:rgba(56,189,248,.1);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.sec-title{font-size:clamp(22px,2.6vw,34px);margin:16px 0 12px}
.sec-lead{color:var(--muted);max-width:800px;font-size:15.4px;line-height:1.7}
.sec-head{margin-bottom:34px}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);border:0;margin:0}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,11,24,.86);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav-row{display:flex;align-items:center;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  background:linear-gradient(145deg,#2563EB,#38BDF8);
  display:grid;place-items:center;font-size:19px;color:#04122A;
  box-shadow:0 0 22px rgba(56,189,248,.55);
}
.brand-txt{display:flex;flex-direction:column;line-height:1.15}
.brand-txt b{font-size:15.5px;color:#fff;letter-spacing:-.2px}
.brand-txt span{font-size:10.5px;color:var(--muted-2);letter-spacing:1.2px;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:8px;flex-wrap:wrap}
.nav-links a{
  color:var(--muted);font-size:14px;font-weight:600;
  padding:9px 13px;border-radius:10px;transition:all .2s ease;white-space:nowrap;
}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-links a.active{color:#04122A;background:linear-gradient(135deg,#38BDF8,#2563EB);box-shadow:0 6px 20px rgba(37,99,235,.4)}
.nav-actions{margin-left:auto;display:flex;align-items:center;gap:10px}
.btn-login{
  background:transparent;border:1px solid var(--line-strong);color:var(--cyan-soft);
  font-size:13.5px;font-weight:700;padding:9px 17px;border-radius:11px;transition:all .2s ease;
}
.btn-login:hover{color:#fff;border-color:var(--cyan);background:rgba(56,189,248,.12)}
.btn-signup{
  background:linear-gradient(135deg,#38BDF8,#2563EB);border:0;color:#04122A;
  font-size:13.5px;font-weight:800;padding:10px 20px;border-radius:11px;
  box-shadow:0 0 18px rgba(56,189,248,.45);transition:all .2s ease;
}
.btn-signup:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,.7)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--line);color:#fff;width:42px;height:42px;border-radius:11px;font-size:17px;place-items:center}
/* HERO */
.hero-cat{
  position:relative;overflow:hidden;
  padding:54px 0 60px;
  border-bottom:1px solid var(--line);
  background:
    linear-gradient(180deg,rgba(5,11,24,.78),rgba(5,11,24,.95)),
    url('/assets/images/5709784c55468546.jpg') center/cover no-repeat;
}
.hero-cat::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(720px 400px at 86% 14%,rgba(56,189,248,.24),transparent 66%);
}
.hero-cat-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:38px;align-items:start}
.hero-cat h1{font-size:clamp(26px,3.6vw,44px)}
.hero-cat h1 em{
  font-style:normal;
  background:linear-gradient(120deg,#38BDF8,#2563EB 48%,#A78BFA);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{color:var(--muted);font-size:15.6px;max-width:660px;margin-top:18px}
.hero-cta{display:flex;gap:13px;flex-wrap:wrap;margin-top:26px}
.btn-main{
  background:linear-gradient(135deg,#38BDF8,#2563EB);color:#04122A;font-weight:800;font-size:15px;
  padding:14px 28px;border-radius:14px;border:0;display:inline-flex;align-items:center;gap:9px;
  box-shadow:0 0 26px rgba(56,189,248,.5);transition:all .22s ease;
}
.btn-main:hover{transform:translateY(-2px);color:#04122A;box-shadow:0 0 36px rgba(56,189,248,.8)}
.btn-ghost{
  background:rgba(56,189,248,.08);color:var(--cyan-soft);font-weight:700;font-size:15px;
  padding:14px 26px;border-radius:14px;border:1px solid var(--line-strong);display:inline-flex;align-items:center;gap:9px;
  transition:all .22s ease;
}
.btn-ghost:hover{color:#fff;background:rgba(56,189,248,.16);border-color:var(--cyan)}
.hero-mini{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.mini-chip{
  display:inline-flex;align-items:center;gap:8px;font-size:12.6px;font-weight:600;color:var(--muted);
  border:1px solid var(--line);background:rgba(15,32,60,.5);border-radius:999px;padding:7px 14px;
}
.mini-chip i{color:var(--cyan)}
/* BEFORE AFTER */
.compare{display:grid;grid-template-columns:1fr;gap:16px}
.compare-col{
  border-radius:var(--radius);padding:20px 22px;border:1px solid var(--line);
  background:var(--panel);backdrop-filter:blur(12px);
}
.compare-col.after{
  border-color:rgba(52,211,153,.42);
  background:linear-gradient(160deg,rgba(6,78,59,.34),rgba(15,32,60,.62));
  box-shadow:0 0 0 1px rgba(52,211,153,.18),0 16px 44px rgba(4,30,24,.5);
}
.compare-col .cmp-tag{
  display:inline-flex;align-items:center;gap:7px;font-size:11.5px;font-weight:800;
  letter-spacing:1.2px;text-transform:uppercase;border-radius:999px;padding:5px 12px;margin-bottom:12px;
}
.cmp-before .cmp-tag{color:#FCA5A5;background:rgba(244,63,94,.14);border:1px solid rgba(244,63,94,.35)}
.cmp-after .cmp-tag{color:#6EE7B7;background:rgba(52,211,153,.14);border:1px solid rgba(52,211,153,.38)}
.compare-col h3{font-size:16.5px;margin-bottom:10px}
.compare-col ul{list-style:none}
.compare-col li{display:flex;gap:10px;font-size:14.2px;color:var(--muted);padding:6px 0}
.compare-col li i{margin-top:4px;font-size:12px}
.cmp-before li i{color:#FB7185}
.cmp-after li i{color:var(--green)}
.cmp-speed{margin-top:14px;display:flex;align-items:baseline;gap:8px}
.cmp-speed b{font-size:26px;color:var(--green)}
.cmp-speed span{font-size:12.5px;color:var(--muted-2)}
/* STAT STRIP */
.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:var(--panel);margin-top:34px;
}
.stat-item{padding:20px 22px;border-right:1px solid var(--line)}
.stat-item:last-child{border-right:0}
.stat-item b{display:block;font-size:24px;background:linear-gradient(135deg,#7DD3FC,#38BDF8);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-item span{font-size:12.8px;color:var(--muted);display:block;margin-top:4px}
/* FEATURE GRID */
.feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.feature-card{
  border:1px solid var(--line);border-radius:var(--radius);padding:24px;
  background:linear-gradient(160deg,rgba(15,32,60,.66),rgba(8,18,38,.5));
  transition:all .25s ease;
}
.feature-card:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--glow)}
.feature-card .fc-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:18px;
  color:#04122A;background:linear-gradient(140deg,#7DD3FC,#2563EB);margin-bottom:16px;
  box-shadow:0 0 20px rgba(56,189,248,.4);
}
.feature-card h3{font-size:17px;margin-bottom:9px}
.feature-card p{color:var(--muted);font-size:14.4px}
.feature-note{margin-top:22px;border-left:3px solid var(--cyan);padding:6px 0 6px 16px;color:var(--muted);font-size:14.2px}
/* FLOW */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;position:relative}
.flow-step{
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  background:rgba(14,32,56,.6);position:relative;transition:all .25s ease;
}
.flow-step:hover{border-color:var(--line-strong);background:rgba(15,40,72,.72)}
.step-num{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  font-weight:800;font-size:15px;color:var(--cyan-soft);
  background:rgba(56,189,248,.12);border:1px solid var(--line-strong);margin-bottom:14px;
}
.flow-step h3{font-size:16px;margin-bottom:8px}
.flow-step p{color:var(--muted);font-size:14.1px}
/* LIMIT */
.limit-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:start}
.limit-table{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.limit-card{
  border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px 20px;
  background:var(--panel);
}
.limit-card b{display:block;font-size:21px;color:#fff}
.limit-card span{font-size:12.8px;color:var(--muted-2);display:block;margin-top:3px}
.safety-box{
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  background:linear-gradient(165deg,rgba(12,27,51,.8),rgba(8,18,38,.55));
}
.safety-box h3{font-size:16.5px;margin-bottom:14px}
.safety-box ul{list-style:none}
.safety-box li{display:flex;gap:10px;font-size:14.2px;color:var(--muted);padding:7px 0;border-bottom:1px dashed rgba(96,165,250,.16)}
.safety-box li:last-child{border-bottom:0}
.safety-box li i{color:var(--green);margin-top:4px;font-size:12.5px}
/* SCENE */
.scene-wrap{display:grid;grid-template-columns:.95fr 1.05fr;gap:32px;align-items:center}
.scene-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line)}
.scene-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.scene-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;font-size:13px;color:#E2EEFF;
  background:linear-gradient(180deg,transparent,rgba(3,8,20,.92));
}
.scene-list{display:grid;gap:14px}
.scene-card{
  display:flex;gap:14px;align-items:flex-start;border:1px solid var(--line);
  border-radius:var(--radius-sm);padding:16px 18px;background:rgba(14,32,56,.55);transition:all .22s ease;
}
.scene-card:hover{border-color:var(--line-strong);background:rgba(16,40,72,.7)}
.scene-card i{color:var(--cyan);font-size:17px;margin-top:3px}
.scene-card h3{font-size:15.4px;margin-bottom:5px}
.scene-card p{color:var(--muted);font-size:13.9px}
/* TABLE */
.table-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:auto;background:var(--panel)}
table.pay-table{width:100%;border-collapse:collapse;min-width:680px}
table.pay-table th,table.pay-table td{padding:15px 20px;text-align:left;font-size:14.4px;border-bottom:1px solid var(--line)}
table.pay-table thead th{
  background:rgba(37,99,235,.2);color:#fff;font-size:12.4px;letter-spacing:1.1px;text-transform:uppercase;
}
table.pay-table tbody td{color:var(--muted)}
table.pay-table tbody td:first-child{color:#fff;font-weight:700}
table.pay-table tbody tr:hover{background:rgba(56,189,248,.07)}
table.pay-table tbody tr:last-child td{border-bottom:0}
.pill-free{display:inline-block;font-size:12px;font-weight:700;color:#6EE7B7;background:rgba(52,211,153,.14);border:1px solid rgba(52,211,153,.35);border-radius:999px;padding:3px 11px}
/* FAQ */
.faq-wrap{max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(14,32,56,.55);margin-bottom:12px;overflow:hidden;transition:border-color .22s ease}
.faq-item[open]{border-color:var(--line-strong)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:17px 20px;font-weight:700;font-size:15.4px;
  display:flex;justify-content:space-between;gap:14px;align-items:flex-start;color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--cyan);margin-top:4px}
.faq-item[open] summary::after{content:"\f068"}
.faq-item p{padding:0 20px 18px;color:var(--muted);font-size:14.4px}
/* NEWS */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.news-card{
  display:flex;flex-direction:column;gap:11px;border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;background:rgba(14,32,56,.55);transition:all .25s ease;color:var(--text);
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow);color:var(--text)}
.news-cat{
  align-self:flex-start;font-size:11px;font-weight:800;letter-spacing:1.1px;text-transform:uppercase;
  color:var(--cyan-soft);border:1px solid var(--line);background:rgba(56,189,248,.1);border-radius:999px;padding:4px 11px;
}
.news-card h3{font-size:16px;line-height:1.42}
.news-card p{color:var(--muted);font-size:13.9px}
.news-time{margin-top:auto;font-size:12.6px;color:var(--muted-2);display:flex;align-items:center;gap:7px}
.empty-note{color:var(--muted);border:1px dashed var(--line-strong);border-radius:var(--radius-sm);padding:20px;font-size:14.4px}
/* CHANNEL MATRIX + CTA */
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:34px}
.matrix-card{
  display:block;border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  background:linear-gradient(160deg,rgba(15,32,60,.66),rgba(8,18,38,.52));transition:all .25s ease;color:var(--text);
}
.matrix-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow);color:var(--text)}
.matrix-card i{font-size:20px;color:var(--cyan)}
.matrix-card h3{font-size:16.5px;margin:12px 0 8px}
.matrix-card p{color:var(--muted);font-size:14px}
.matrix-card .m-link{margin-top:12px;display:inline-flex;align-items:center;gap:7px;font-size:13.4px;font-weight:700;color:var(--cyan-soft)}
.cta-band{
  display:flex;justify-content:space-between;align-items:center;gap:26px;flex-wrap:wrap;
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);padding:32px 34px;
  background:linear-gradient(135deg,rgba(37,99,235,.34),rgba(56,189,248,.12));
  box-shadow:0 18px 50px rgba(3,12,36,.5);
}
.cta-band h2{font-size:clamp(20px,2.3vw,28px)}
.cta-band p{color:#CBE4FF;font-size:14.6px;margin-top:10px;max-width:640px}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:1200;
  display:flex;align-items:center;gap:10px;
  min-height:56px;padding:12px 20px;border-radius:999px;
  color:#E0F2FE;font-weight:800;font-size:13.4px;letter-spacing:.3px;
  background:
    linear-gradient(rgba(7,18,38,.92),rgba(7,18,38,.92)) padding-box,
    linear-gradient(135deg,#A3E635,#06B6D4) border-box;
  border:2px solid transparent;
  backdrop-filter:blur(14px);
  box-shadow:0 0 20px rgba(6,182,212,.45);
  animation:fabPulse 3.6s ease-in-out infinite;
  transition:transform .22s ease,box-shadow .22s ease,opacity .22s ease;
  opacity:.82;
}
.fab i{color:#67E8F9;font-size:16px}
.fab:hover{opacity:1;transform:scale(1.05);box-shadow:0 0 34px rgba(6,182,212,.8)}
.fab:active{transform:scale(.95)}
.fab .fab-alert{
  position:absolute;top:6px;right:12px;width:10px;height:10px;border-radius:50%;
  background:#FACC15;box-shadow:0 0 10px #FACC15;animation:blink 1.1s steps(2,start) infinite;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4)}
  50%{box-shadow:0 0 32px rgba(163,230,53,.55)}
}
@keyframes blink{50%{opacity:.25}}
/* FOOTER */
.site-footer{
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(5,11,24,.6),rgba(3,7,18,.98));
  padding:56px 0 22px;margin-top:12px;
}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:30px}
.foot-grid h5{font-size:12.6px;text-transform:uppercase;letter-spacing:1.3px;color:var(--cyan-soft);margin-bottom:15px}
.foot-grid ul{list-style:none}
.foot-grid li{margin-bottom:9px;font-size:14px;color:var(--muted)}
.foot-grid p{color:var(--muted);font-size:14px;max-width:420px}
.foot-grid a{color:var(--muted)}
.foot-grid a:hover{color:var(--cyan)}
.foot-badge{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.foot-badge span{font-size:11.5px;border:1px solid var(--line);border-radius:999px;padding:5px 12px;color:var(--muted)}
.foot-bottom{
  display:flex;justify-content:space-between;gap:14px;align-items:center;flex-wrap:wrap;
  border-top:1px solid var(--line);margin-top:34px;padding-top:18px;font-size:13px;color:var(--muted-2);
}
.age-pill{border:1px solid var(--line-strong);border-radius:999px;padding:5px 14px;color:var(--cyan-soft);font-size:12px}
/* RESPONSIVE */
@media(max-width:1024px){
  .hero-cat-grid{grid-template-columns:1fr;gap:30px}
  .limit-grid,.scene-wrap{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:1fr 1fr}
  .news-grid,.matrix-grid{grid-template-columns:1fr 1fr}
  .stat-strip{grid-template-columns:1fr 1fr}
  .stat-item:nth-child(2){border-right:0}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links{
    position:fixed;top:70px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;
    gap:6px;padding:14px;background:rgba(5,11,24,.98);border-bottom:1px solid var(--line);
    backdrop-filter:blur(16px);margin-left:0;
  }
  .nav-links.open{display:flex}
  .nav-toggle{display:grid}
}
@media(max-width:768px){
  .section{padding:56px 0}
  .section-tight{padding:42px 0}
  .feature-grid,.flow,.news-grid,.matrix-grid{grid-template-columns:1fr}
  .limit-table{grid-template-columns:1fr 1fr}
  .hero-mini{gap:9px}
  .cta-band{padding:26px 22px}
  .cta-band .btn-main,.cta-band .btn-ghost{width:100%;justify-content:center}
  .foot-grid{grid-template-columns:1fr}
}
@media(max-width:520px){
  .brand-txt span{display:none}
  .brand-txt b{font-size:14px}
  .btn-login,.btn-signup{font-size:11.6px;padding:8px 12px}
  .btn-login i{display:none}
  .nav-row{gap:10px}
  .stat-strip{grid-template-columns:1fr}
  .stat-item{border-right:0;border-bottom:1px solid var(--line)}
  .stat-item:last-child{border-bottom:0}
  .limit-table{grid-template-columns:1fr}
  .hero-cta .btn-main,.hero-cta .btn-ghost{width:100%;justify-content:center}
  .fab{padding:11px 16px;font-size:12.4px;bottom:88px}
  .fab span.fab-label{display:none}
}

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