/* roulang page: index */
:root{
  --bg:#051F14;
  --bg-soft:#0B2E1E;
  --bg-card:#0E3626;
  --bg-deep:#03150D;
  --gold:#F59E0B;
  --gold-light:#FCD34D;
  --gold-deep:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --muted:#A9C9B8;
  --mint:#D1FAE5;
  --line:rgba(245,158,11,.24);
  --line-soft:rgba(255,255,255,.09);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 20px 45px rgba(0,0,0,.38);
  --shadow-gold:0 14px 34px rgba(245,158,11,.18);
  --container:1180px;
  --gap:26px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--gold-light);text-decoration:none;transition:color .22s ease}
a:hover{color:#fff}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{font-weight:800;line-height:1.28;margin:0 0 14px;letter-spacing:-.01em}
h1{font-size:clamp(1.85rem,3.6vw,2.9rem)}
h2{font-size:clamp(1.45rem,2.5vw,2.05rem)}
h3{font-size:clamp(1.06rem,1.5vw,1.28rem)}
p{margin:0 0 14px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
section{position:relative;padding:72px 0}
.section-alt{background:linear-gradient(180deg,var(--bg-soft) 0%,var(--bg) 100%)}
.section-deep{background:var(--bg-deep)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-light);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{margin-bottom:38px;max-width:760px}
.section-head.split{
  max-width:none;display:flex;align-items:flex-end;justify-content:space-between;
  gap:26px;flex-wrap:wrap;
}
.section-head p{color:var(--muted);margin:0;max-width:660px}
.lead{font-size:1.06rem;color:var(--muted)}
.text-muted-soft{color:var(--muted)}
.btn-gold,.btn-ghost,.btn-outline-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:999px;font-weight:700;font-size:.95rem;
  padding:12px 24px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease;
  white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold));color:#20160A;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);color:#20160A;box-shadow:0 18px 40px rgba(245,158,11,.32)}
.btn-ghost{background:transparent;color:var(--gold-light);border-color:var(--line)}
.btn-ghost:hover{background:rgba(245,158,11,.12);color:#fff;border-color:var(--gold)}
.btn-outline-gold{background:transparent;color:var(--text);border-color:rgba(255,255,255,.2)}
.btn-outline-gold:hover{border-color:var(--gold);color:var(--gold-light)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--gold-light);outline-offset:2px;
}
/* Header */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,31,20,.93);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  color:#1B1204;font-size:1.15rem;box-shadow:0 10px 22px rgba(245,158,11,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:1rem;color:#fff;font-weight:800}
.brand-text small{font-size:.72rem;color:var(--gold-light);font-weight:600;letter-spacing:.03em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.main-nav .nav-link{
  color:var(--muted);font-weight:600;font-size:.9rem;
  padding:9px 14px;border-radius:999px;transition:all .22s ease;
}
.main-nav .nav-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.main-nav .nav-link.active{color:#1B1204;background:linear-gradient(135deg,var(--gold-light),var(--gold))}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-cta .btn-gold,.nav-cta .btn-ghost{padding:9px 18px;font-size:.87rem}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-soft);
  color:var(--gold-light);font-size:1.05rem;
}
/* Hero */
.hero{
  padding:0;
  background-image:linear-gradient(180deg,rgba(3,16,10,.82) 0%,rgba(5,31,20,.95) 62%,var(--bg) 100%),url('/assets/images/b99f6c2cec73cdef.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line-soft);
}
.hero-inner{padding:78px 0 64px;text-align:center;max-width:900px;margin:0 auto}
.hero h1{color:#fff;margin-bottom:18px}
.hero h1 span{color:var(--gold-light)}
.hero .lead{margin:0 auto 28px;max-width:760px}
.hero-search{
  display:flex;align-items:center;gap:10px;background:rgba(6,26,17,.86);
  border:1px solid var(--line);border-radius:999px;padding:8px 8px 8px 20px;
  max-width:660px;margin:0 auto 20px;box-shadow:var(--shadow);
}
.hero-search i{color:var(--gold-light)}
.hero-search input{
  flex:1;background:transparent;border:0;color:#fff;font-size:.95rem;padding:10px 0;min-width:0;
}
.hero-search input::placeholder{color:rgba(169,201,184,.75)}
.chips{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:34px}
.chip{
  font-size:.82rem;font-weight:600;color:var(--mint);
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  border-radius:999px;padding:7px 15px;transition:all .22s ease;
}
.chip:hover{color:#1B1204;background:linear-gradient(135deg,var(--gold-light),var(--gold));border-color:transparent}
.hero-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:42px}
.hero-points{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line-soft);border:1px solid var(--line-soft);
  border-radius:var(--radius);overflow:hidden;max-width:820px;margin:0 auto;
}
.hero-points div{background:rgba(6,26,17,.72);padding:20px 16px}
.hero-points strong{display:block;font-size:1.4rem;color:var(--gold-light);font-weight:800}
.hero-points span{font-size:.82rem;color:var(--muted)}
/* Metrics */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.metric-card{
  background:linear-gradient(160deg,var(--bg-card),rgba(11,46,30,.75));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 22px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.metric-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow)}
.metric-card .num{font-size:1.85rem;font-weight:800;color:var(--gold-light);display:block;margin-bottom:6px}
.metric-card h3{font-size:1rem;margin-bottom:8px}
.metric-card p{font-size:.88rem;color:var(--muted);margin:0}
/* Problem */
.split-2{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.risk-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px dashed var(--line-soft);
}
.risk-list li:last-child{border-bottom:0}
.risk-list i{color:var(--red);margin-top:5px}
.risk-list strong{display:block;margin-bottom:2px}
.risk-list span{font-size:.9rem;color:var(--muted)}
.note-box{
  border-left:3px solid var(--gold);background:rgba(245,158,11,.07);
  border-radius:0 var(--radius-sm) var(--radius-sm) 0;padding:18px 20px;color:var(--mint);font-size:.93rem;
}
/* Steps */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.step{
  position:relative;padding:28px 22px 24px;
  background:rgba(255,255,255,.03);border:1px solid var(--line-soft);border-radius:var(--radius);
  transition:border-color .25s ease,background .25s ease;
}
.step:hover{border-color:var(--line);background:rgba(245,158,11,.05)}
.step .idx{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;
  font-weight:800;color:#1B1204;background:linear-gradient(135deg,var(--gold-light),var(--gold));
  margin-bottom:16px;
}
.step p{font-size:.9rem;color:var(--muted);margin:0}
/* Result preview */
.result-wrap{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center}
.result-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.result-media img{width:100%;height:100%;object-fit:cover}
.result-media .tagline{
  position:absolute;left:16px;bottom:16px;background:rgba(3,16,10,.85);
  border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:.82rem;color:var(--gold-light);font-weight:700;
}
.flow-list li{display:flex;gap:14px;padding:13px 0}
.flow-list .dot{
  flex:0 0 12px;height:12px;border-radius:50%;margin-top:8px;
  background:linear-gradient(135deg,var(--gold-light),var(--gold));box-shadow:0 0 0 4px rgba(245,158,11,.14);
}
.flow-list strong{display:block;font-size:.98rem}
.flow-list span{font-size:.88rem;color:var(--muted)}
/* Game grid */
.game-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.game-card{
  background:var(--bg-card);border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.game-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow)}
.game-card .thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.game-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.game-card:hover .thumb img{transform:scale(1.06)}
.game-card .corner{
  position:absolute;top:12px;left:12px;background:var(--red);color:#fff;
  font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;
}
.game-card .body{padding:20px 20px 24px}
.game-card .body p{font-size:.9rem;color:var(--muted);margin:0 0 12px}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  font-size:.74rem;font-weight:600;color:var(--mint);
  border:1px solid var(--line-soft);border-radius:999px;padding:4px 11px;background:rgba(255,255,255,.03);
}
/* Stuck points */
.stuck-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.stuck-item{
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px;
  background:linear-gradient(150deg,rgba(220,38,38,.07),rgba(255,255,255,.02));
}
.stuck-item h3{display:flex;align-items:center;gap:10px;font-size:1.02rem}
.stuck-item h3 i{color:var(--gold)}
.stuck-item p{font-size:.9rem;color:var(--muted);margin:0}
/* Path timeline */
.path{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);counter-reset:path}
.path-item{position:relative;padding-top:26px;border-top:2px solid var(--line)}
.path-item::before{
  content:"";position:absolute;top:-7px;left:0;width:12px;height:12px;border-radius:50%;
  background:var(--gold-light);box-shadow:0 0 0 5px rgba(245,158,11,.16);
}
.path-item strong{display:block;margin-bottom:6px}
.path-item p{font-size:.88rem;color:var(--muted);margin:0}
/* Milestone */
.milestones{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.milestone{
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px 20px;
  background:rgba(255,255,255,.025);
}
.milestone span{font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-light);font-weight:700}
.milestone strong{display:block;font-size:1.05rem;margin:10px 0 8px}
.milestone p{font-size:.87rem;color:var(--muted);margin:0}
/* Comparison */
.compare-table{width:100%;border-collapse:separate;border-spacing:0;border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden}
.compare-table th,.compare-table td{padding:16px 18px;font-size:.92rem;border-bottom:1px solid var(--line-soft);vertical-align:top}
.compare-table thead th{background:rgba(245,158,11,.1);color:var(--gold-light);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase}
.compare-table tbody tr:last-child td{border-bottom:0}
.compare-table td.good{color:var(--mint)}
.compare-table td.bad{color:#FCA5A5}
/* Category wall */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.cat-card{
  display:block;border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;
  background:var(--bg-card);transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--gold);box-shadow:var(--shadow-gold)}
.cat-card .thumb{aspect-ratio:16/9;overflow:hidden}
.cat-card .thumb img{width:100%;height:100%;object-fit:cover}
.cat-card .body{padding:22px}
.cat-card h3{color:#fff;font-size:1.06rem}
.cat-card p{font-size:.89rem;color:var(--muted);margin:0}
/* News */
.news-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:40px}
.news-item{display:grid;grid-template-columns:180px 1fr;gap:20px;padding:20px 0;border-bottom:1px dashed var(--line-soft)}
.news-item:first-child{padding-top:0}
.news-item .thumb{border-radius:var(--radius-sm);overflow:hidden;border:1px solid var(--line-soft);aspect-ratio:16/11}
.news-item .thumb img{width:100%;height:100%;object-fit:cover}
.news-meta{display:block;font-size:.76rem;color:var(--gold-light);font-weight:600;text-transform:uppercase;letter-spacing:.06em;margin-bottom:6px}
.news-item h3{font-size:1.02rem;margin-bottom:8px}
.news-item h3 a{color:#fff}
.news-item h3 a:hover{color:var(--gold-light)}
.news-item p{font-size:.88rem;color:var(--muted);margin:0}
.side-panel{border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px;background:rgba(255,255,255,.025)}
.side-panel h3{font-size:1rem;padding-bottom:14px;border-bottom:1px solid var(--line-soft)}
.side-panel li{padding:12px 0;border-bottom:1px dashed var(--line-soft);font-size:.9rem}
.side-panel li:last-child{border-bottom:0;padding-bottom:0}
.side-panel li a{color:var(--muted);font-weight:600}
.side-panel li a:hover{color:var(--gold-light)}
.empty-note{color:var(--muted);font-size:.92rem;border:1px dashed var(--line-soft);border-radius:var(--radius-sm);padding:20px}
/* Guarantee */
.guarantee{background-image:linear-gradient(180deg,rgba(3,16,10,.9),rgba(5,31,20,.96)),url('/assets/images/278301c9b8e9b386.jpg');background-size:cover;background-position:center}
.guard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.guard-item{border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px;background:rgba(6,26,17,.72)}
.guard-item i{font-size:1.5rem;color:var(--gold-light);margin-bottom:14px;display:block}
.guard-item h3{font-size:1rem;margin-bottom:8px}
.guard-item p{font-size:.87rem;color:var(--muted);margin:0}
/* Testimonials */
.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.quote{border:1px solid var(--line-soft);border-radius:var(--radius);padding:26px;background:rgba(255,255,255,.025)}
.quote .stars{color:var(--gold-light);font-size:.85rem;letter-spacing:2px;margin-bottom:12px}
.quote p{font-size:.92rem;color:var(--mint);margin-bottom:16px}
.quote .who{font-size:.82rem;color:var(--muted);font-weight:600}
/* Quick answers */
.qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.qa-item{padding:22px;border:1px solid var(--line-soft);border-radius:var(--radius);background:rgba(255,255,255,.02)}
.qa-item strong{display:block;margin-bottom:8px;color:#fff}
.qa-item p{font-size:.89rem;color:var(--muted);margin:0}
/* FAQ */
.faq-acc .accordion-item{background:rgba(255,255,255,.025);border:1px solid var(--line-soft);border-radius:var(--radius)!important;margin-bottom:14px;overflow:hidden}
.faq-acc .accordion-header{margin:0}
.faq-acc .accordion-button{
  background:transparent;color:#fff;font-weight:700;font-size:1rem;
  padding:20px 22px;box-shadow:none;border:0;
}
.faq-acc .accordion-button:not(.collapsed){color:var(--gold-light);background:rgba(245,158,11,.07)}
.faq-acc .accordion-button::after{filter:invert(78%) sepia(56%) saturate(1500%) hue-rotate(340deg)}
.faq-acc .accordion-body{padding:0 22px 22px;color:var(--muted);font-size:.92rem}
/* Form */
.cta-panel{
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:38px;
  background:linear-gradient(150deg,rgba(245,158,11,.11),rgba(11,46,30,.9));box-shadow:var(--shadow);
}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:.83rem;font-weight:600;color:var(--mint)}
.field input,.field select,.field textarea{
  background:rgba(3,16,10,.7);border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  padding:13px 15px;color:#fff;font-size:.93rem;font-family:inherit;transition:border-color .22s ease;
}
.field input::placeholder,.field textarea::placeholder{color:rgba(169,201,184,.6)}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--gold);outline:none}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:.85rem;color:var(--muted)}
.privacy-note{font-size:.8rem;color:var(--muted);margin-top:14px}
/* Footer */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line-soft);padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px;margin-bottom:36px}
.site-footer h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;color:var(--gold-light);margin-bottom:16px}
.site-footer p{font-size:.88rem;color:var(--muted)}
.site-footer li{margin-bottom:10px;font-size:.88rem}
.footer-links a{color:var(--muted);font-weight:600}
.footer-links a:hover{color:var(--gold-light)}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.badge{
  font-size:.72rem;font-weight:700;color:var(--mint);border:1px solid var(--line-soft);
  border-radius:999px;padding:6px 12px;background:rgba(255,255,255,.03);
}
.footer-bottom{border-top:1px solid var(--line-soft);padding-top:22px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem;color:var(--muted)}
/* FAB */
.fab-royal{
  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%,#1B1204,#050F09 78%);
  border:2px solid var(--gold);
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.82;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab-royal .fab-icon{color:var(--gold-light);font-size:1.25rem;transition:transform .5s ease}
.fab-royal:hover{opacity:1;transform:scale(1.08);box-shadow:0 10px 32px rgba(245,158,11,.5)}
.fab-royal:hover .fab-icon{transform:rotate(360deg)}
.fab-royal:active{transform:scale(.94) translateY(3px)}
.fab-dot{
  position:absolute;top:2px;right:2px;width:14px;height:14px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px #fff;
}
/* Responsive */
@media (max-width:1024px){
  .metric-grid,.guard-grid,.milestones,.path{grid-template-columns:repeat(2,1fr)}
  .step-grid{grid-template-columns:repeat(2,1fr)}
  .game-grid,.cat-grid,.quote-grid{grid-template-columns:repeat(2,1fr)}
  .news-layout{grid-template-columns:1fr}
  .split-2,.result-wrap{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:991px){
  .nav-toggle{display:grid;place-items:center}
  .main-nav{
    position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;gap:4px;display:none;
  }
  .main-nav.open{display:flex}
  .main-nav .nav-link{padding:12px 14px;border-radius:12px}
  .brand-text strong{font-size:.92rem}
}
@media (max-width:768px){
  section{padding:54px 0}
  .hero-inner{padding:56px 0 48px}
  .hero-search{flex-wrap:wrap;border-radius:22px;padding:14px}
  .hero-search input{width:100%;flex:1 1 100%}
  .hero-search .btn-gold{width:100%}
  .metric-grid,.guard-grid,.milestones,.path,.step-grid,.game-grid,.cat-grid,.quote-grid,.qa-grid,.stuck-grid{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .cta-panel{padding:26px}
  .news-item{grid-template-columns:1fr}
  .news-item .thumb{aspect-ratio:16/9}
  .compare-table th,.compare-table td{padding:12px 10px;font-size:.85rem}
}
@media (max-width:520px){
  .header-inner{gap:10px;min-height:66px}
  .brand-mark{width:38px;height:38px;border-radius:11px}
  .brand-text small{font-size:.66rem}
  .nav-cta .btn-ghost,.nav-cta .btn-gold{padding:8px 12px;font-size:.78rem}
  .main-nav{top:66px}
  .hero-points{grid-template-columns:1fr}
  .fab-royal{left:12px;bottom:88px;width:52px;height:52px}
  h1{font-size:1.7rem}
}

/* roulang page: article */
:root{
  --bg:#051F14;
  --bg-soft:#0B2E1E;
  --bg-card:#0E3626;
  --bg-deep:#03150D;
  --gold:#F59E0B;
  --gold-light:#FCD34D;
  --gold-deep:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --muted:#A9C9B8;
  --mint:#D1FAE5;
  --line:rgba(245,158,11,.24);
  --line-soft:rgba(255,255,255,.09);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 20px 45px rgba(0,0,0,.38);
  --shadow-gold:0 14px 34px rgba(245,158,11,.18);
  --container:1180px;
  --gap:26px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--gold-light);text-decoration:none;transition:color .22s ease}
a:hover{color:#fff}
p{margin:0 0 16px}
ul,ol{padding-left:20px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
section{position:relative;padding:72px 0}
.section-alt{background:linear-gradient(180deg,var(--bg-soft) 0%,var(--bg) 100%)}
.section-deep{background:var(--bg-deep)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-light);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{margin-bottom:38px;max-width:760px}
.section-head.split{
  max-width:none;display:flex;align-items:flex-end;justify-content:space-between;
  gap:26px;flex-wrap:wrap;
}
.section-head p{color:var(--muted);margin:0;max-width:660px}
h1,h2,h3,h4{line-height:1.28;font-weight:800;margin:0 0 14px;color:#fff}
h1{font-size:clamp(1.7rem,4vw,2.7rem)}
h2{font-size:clamp(1.4rem,2.6vw,2rem)}
h3{font-size:clamp(1.1rem,2vw,1.32rem)}
h4{font-size:1.02rem}
.lead{font-size:1.06rem;color:var(--muted)}
.text-muted-soft{color:var(--muted)}
.btn-gold,.btn-ghost,.btn-outline-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:999px;font-weight:700;font-size:.95rem;
  padding:12px 24px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease;
  white-space:nowrap;text-align:center;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold));color:#20160A;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);color:#20160A;box-shadow:0 18px 40px rgba(245,158,11,.32)}
.btn-ghost{background:transparent;color:var(--gold-light);border-color:var(--line)}
.btn-ghost:hover{background:rgba(245,158,11,.12);color:#fff;border-color:var(--gold)}
.btn-outline-gold{background:transparent;color:var(--text);border-color:rgba(255,255,255,.2)}
.btn-outline-gold:hover{border-color:var(--gold);color:var(--gold-light)}
.btn-lg{padding:15px 30px;font-size:1rem}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--gold-light);outline-offset:2px;
}
/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,31,20,.93);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  color:#1B1204;font-size:1.15rem;box-shadow:0 10px 22px rgba(245,158,11,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:1rem;color:#fff;font-weight:800}
.brand-text small{font-size:.72rem;color:var(--gold-light);font-weight:600;letter-spacing:.03em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.main-nav .nav-link{
  color:var(--muted);font-weight:600;font-size:.9rem;
  padding:9px 14px;border-radius:999px;transition:all .22s ease;
}
.main-nav .nav-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.main-nav .nav-link.active{color:#1B1204;background:linear-gradient(135deg,var(--gold-light),var(--gold))}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-cta .btn-gold,.nav-cta .btn-ghost{padding:9px 18px;font-size:.87rem}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-soft);
  color:var(--gold-light);font-size:1.05rem;cursor:pointer;
}
/* ---------- Post hero ---------- */
.post-hero{
  padding:48px 0 42px;
  background:
    radial-gradient(900px 380px at 12% -20%,rgba(245,158,11,.16),transparent 70%),
    linear-gradient(180deg,rgba(3,16,10,.94),rgba(5,31,20,.99)),
    url('/assets/images/d6d7f99f76744e49.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line-soft);
}
.breadcrumbs{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  font-size:.82rem;color:var(--muted);margin-bottom:22px;
}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs a:hover{color:var(--gold-light)}
.breadcrumbs i{font-size:.65rem;color:var(--gold)}
.breadcrumbs .current{color:var(--gold-light);font-weight:600}
.post-hero h1{max-width:940px;margin-bottom:16px}
.post-hero .post-sub{max-width:780px;color:var(--mint);font-size:1.04rem;margin-bottom:24px}
.post-meta{display:flex;flex-wrap:wrap;gap:10px}
.post-meta span{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.8rem;font-weight:600;color:var(--muted);
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  border-radius:999px;padding:7px 15px;
}
.post-meta i{color:var(--gold-light)}
/* ---------- Cover ---------- */
.post-cover{padding:0;background:var(--bg-deep)}
.post-cover img{width:100%;max-height:460px;object-fit:cover}
.post-cover figcaption{
  max-width:var(--container);margin:0 auto;padding:14px 20px 0;
  font-size:.82rem;color:var(--muted);
}
.pull-quote{
  max-width:var(--container);margin:0 auto;padding:0 20px 46px;
}
.pull-quote-inner{
  margin-top:26px;padding:24px 26px;
  border-left:3px solid var(--gold);
  background:linear-gradient(120deg,rgba(245,158,11,.1),rgba(245,158,11,.02));
  border-radius:0 var(--radius) var(--radius) 0;
  font-size:1.08rem;color:var(--mint);font-weight:600;line-height:1.6;
}
.pull-quote-inner span{display:block;margin-top:10px;font-size:.8rem;font-weight:600;color:var(--gold-light);letter-spacing:.06em;text-transform:uppercase}
/* ---------- Article body ---------- */
.article-body{max-width:820px;margin:0 auto;font-size:1.03rem;color:#E4F3EA}
.article-body h2{font-size:clamp(1.3rem,2.4vw,1.62rem);margin:38px 0 14px;color:#fff}
.article-body h3{font-size:1.18rem;margin:28px 0 12px;color:var(--gold-light)}
.article-body h4{font-size:1.02rem;margin:22px 0 10px;color:var(--mint)}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 20px}
.article-body li{margin-bottom:9px}
.article-body a{color:var(--gold-light);text-decoration:underline;text-underline-offset:3px}
.article-body img{border-radius:var(--radius);margin:22px 0;border:1px solid var(--line-soft)}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;border-left:3px solid var(--gold);
  background:rgba(245,158,11,.07);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--mint);
}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:.94rem}
.article-body th,.article-body td{border:1px solid var(--line-soft);padding:11px 14px;text-align:left;vertical-align:top}
.article-body th{background:rgba(245,158,11,.1);color:var(--gold-light);font-weight:700}
.article-body strong{color:#fff}
.article-body hr{border:0;height:1px;background:var(--line-soft);margin:32px 0}
.empty-state{
  max-width:640px;margin:0 auto;text-align:center;
  background:linear-gradient(160deg,var(--bg-card),rgba(11,46,30,.7));
  border:1px solid var(--line-soft);border-radius:var(--radius-lg);
  padding:46px 28px;box-shadow:var(--shadow);
}
.empty-state i{font-size:2rem;color:var(--gold-light);margin-bottom:16px}
.empty-state p{color:var(--muted)}
/* ---------- Key points ---------- */
.point-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.point-card{
  background:linear-gradient(160deg,var(--bg-card),rgba(11,46,30,.72));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 24px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.point-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-gold)}
.point-card i{font-size:1.25rem;color:var(--gold-light);margin-bottom:14px;display:block}
.point-card h3{font-size:1.08rem;margin-bottom:8px}
.point-card p{color:var(--muted);font-size:.94rem;margin:0}
/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;counter-reset:step}
.step{
  background:rgba(255,255,255,.03);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:24px 18px;position:relative;
  transition:border-color .25s ease,background .25s ease;
}
.step:hover{border-color:var(--line);background:rgba(245,158,11,.06)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:1.5rem;font-weight:800;color:var(--gold);
  opacity:.75;margin-bottom:12px;letter-spacing:.04em;
}
.step h3{font-size:1rem;margin-bottom:8px}
.step p{font-size:.88rem;color:var(--muted);margin:0}
/* ---------- Channels ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.channel{
  background:var(--bg-deep);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:22px 20px;transition:transform .25s ease,border-color .25s ease;
}
.channel:hover{transform:translateY(-3px);border-color:var(--line)}
.channel .ch-top{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.channel .ch-top i{color:var(--gold-light);font-size:1.1rem}
.channel strong{font-size:.98rem;color:#fff}
.channel p{font-size:.86rem;color:var(--muted);margin:0}
.channel .limit{display:block;margin-top:12px;font-size:.78rem;color:var(--gold-light);font-weight:700;letter-spacing:.04em}
/* ---------- Security ---------- */
.secure-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center}
.secure-list{list-style:none;padding:0;margin:0}
.secure-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line-soft);
}
.secure-list li:last-child{border-bottom:0}
.secure-list i{color:var(--gold-light);font-size:1.05rem;margin-top:4px;flex-shrink:0}
.secure-list strong{display:block;color:#fff;font-size:.98rem;margin-bottom:4px}
.secure-list span{font-size:.9rem;color:var(--muted);line-height:1.6}
.secure-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-soft)}
.secure-visual img{width:100%;height:100%;object-fit:cover;min-height:300px}
.secure-visual::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,21,13,.1),rgba(3,21,13,.72));
}
.secure-tag{
  position:absolute;left:20px;bottom:20px;z-index:2;
  background:rgba(3,21,13,.86);border:1px solid var(--line);
  border-radius:999px;padding:9px 18px;font-size:.8rem;font-weight:700;color:var(--gold-light);
}
/* ---------- Topics ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.topic-card{
  background:linear-gradient(160deg,var(--bg-card),rgba(11,46,30,.72));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 24px;display:flex;flex-direction:column;gap:12px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.topic-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-gold)}
.topic-card .tag{font-size:.72rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-light)}
.topic-card h3{font-size:1.08rem;margin:0}
.topic-card p{font-size:.92rem;color:var(--muted);margin:0}
.topic-card a.more{margin-top:auto;font-size:.88rem;font-weight:700;color:var(--gold-light);display:inline-flex;align-items:center;gap:8px}
.topic-card a.more:hover{gap:12px;color:#fff}
/* ---------- FAQ ---------- */
.faq-list{max-width:860px;margin:0 auto}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(255,255,255,.025);margin-bottom:14px;overflow:hidden;
  transition:border-color .25s ease;
}
.faq-item[open]{border-color:var(--line);background:rgba(245,158,11,.05)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 22px;
  font-weight:700;font-size:1rem;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:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:.72rem;color:var(--gold-light);transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item .faq-body{padding:0 22px 22px;color:var(--muted);font-size:.96rem;line-height:1.7}
/* ---------- CTA ---------- */
.cta-band{
  background:
    radial-gradient(700px 320px at 85% 0%,rgba(245,158,11,.2),transparent 70%),
    linear-gradient(140deg,#062012,#03150D);
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:44px;display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;
  box-shadow:var(--shadow);
}
.cta-band h2{margin-bottom:12px}
.cta-band p{color:var(--muted);margin-bottom:0}
.cta-form{display:grid;gap:12px}
.cta-form label{font-size:.82rem;font-weight:700;color:var(--mint);letter-spacing:.03em}
.cta-form input,.cta-form select{
  width:100%;padding:13px 16px;border-radius:var(--radius-sm);
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  color:#fff;font-family:inherit;font-size:.94rem;transition:border-color .22s ease,background .22s ease;
}
.cta-form input::placeholder{color:rgba(169,201,184,.7)}
.cta-form input:focus,.cta-form select:focus{border-color:var(--gold);background:rgba(245,158,11,.08);outline:none}
.cta-form select option{background:#062012;color:#fff}
.cta-note{font-size:.78rem;color:var(--muted);margin:0}
/* ---------- Footer ---------- */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line-soft);padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.2fr;gap:38px}
.footer-grid h4{color:#fff;font-size:1rem;margin-bottom:16px}
.footer-grid p{color:var(--muted);font-size:.9rem;line-height:1.7}
.footer-grid ul{list-style:none;padding:0;margin:0}
.footer-grid ul li{color:var(--muted);font-size:.88rem;margin-bottom:11px;line-height:1.6}
.footer-grid ul li a{color:var(--muted)}
.footer-grid ul li a:hover{color:var(--gold-light)}
.badge-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.badge{
  font-size:.73rem;font-weight:700;color:var(--gold-light);
  background:rgba(245,158,11,.1);border:1px solid var(--line);
  border-radius:999px;padding:5px 12px;
}
.footer-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.8rem;color:var(--muted);
}
/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 32% 28%,#3b2a08,#0B0C0E 72%);
  border:2px solid var(--gold);
  color:var(--gold-light);font-size:1.25rem;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.86;
  animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.1);color:var(--gold-light)}
.fab:hover i{transform:rotate(360deg)}
.fab i{transition:transform .55s ease}
.fab:active{transform:scale(.95) translateY(4px)}
.fab .dot{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:#DC2626;box-shadow:0 0 0 2px #051F14;
}
@keyframes fabFloat{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-7px)}
}
/* ---------- Responsive ---------- */
@media (max-width:1024px){
  .steps{grid-template-columns:repeat(3,1fr)}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .secure-wrap{grid-template-columns:1fr;gap:30px}
  .cta-band{grid-template-columns:1fr;padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:991.98px){
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;display:none;
  }
  .main-nav.open{display:flex}
  .main-nav .nav-link{padding:12px 14px;font-size:.95rem;border-radius:var(--radius-sm)}
  .nav-toggle{display:grid;place-items:center}
  .header-inner{min-height:68px;gap:12px}
  .nav-cta .btn-ghost,.nav-cta .btn-gold{padding:8px 14px;font-size:.8rem}
  .brand-text strong{font-size:.9rem}
  .brand-text small{font-size:.66rem}
  .topic-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767.98px){
  section{padding:52px 0}
  .post-hero{padding:34px 0 32px}
  .point-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
  .post-cover img{max-height:260px}
  .pull-quote-inner{padding:20px}
  .cta-band{padding:26px 20px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .brand-text small{display:none}
  .nav-cta .btn-ghost{display:inline-flex}
  .steps{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .topic-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .fab{width:52px;height:52px;left:12px;bottom:82px;font-size:1.1rem}
  .hero-points{grid-template-columns:1fr}
}

/* roulang page: category1 */
:root{
  --bg:#051F14;
  --bg-soft:#0B2E1E;
  --bg-card:#0E3626;
  --bg-deep:#03150D;
  --gold:#F59E0B;
  --gold-light:#FCD34D;
  --gold-deep:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --muted:#A9C9B8;
  --mint:#D1FAE5;
  --line:rgba(245,158,11,.24);
  --line-soft:rgba(255,255,255,.09);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 20px 45px rgba(0,0,0,.38);
  --shadow-gold:0 14px 34px rgba(245,158,11,.18);
  --container:1180px;
  --gap:26px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--gold-light);text-decoration:none;transition:color .22s ease}
a:hover{color:#fff}
h1,h2,h3,h4{font-weight:800;line-height:1.25;margin:0 0 14px;color:#fff}
h1{font-size:clamp(1.8rem,3.6vw,2.6rem)}
h2{font-size:clamp(1.4rem,2.6vw,2.02rem)}
h3{font-size:1.06rem}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
section{position:relative;padding:72px 0}
.section-alt{background:linear-gradient(180deg,var(--bg-soft) 0%,var(--bg) 100%)}
.section-deep{background:var(--bg-deep)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-light);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{margin-bottom:38px;max-width:780px}
.section-head.split{
  max-width:none;display:flex;align-items:flex-end;justify-content:space-between;
  gap:26px;flex-wrap:wrap;
}
.section-head p{color:var(--muted);margin:0;max-width:680px}
.lead{font-size:1.06rem;color:var(--muted)}
.text-muted-soft{color:var(--muted)}
.btn-gold,.btn-ghost,.btn-outline-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:999px;font-weight:700;font-size:.95rem;
  padding:12px 24px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease;
  white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold));color:#20160A;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);color:#20160A;box-shadow:0 18px 40px rgba(245,158,11,.32)}
.btn-ghost{background:transparent;color:var(--gold-light);border-color:var(--line)}
.btn-ghost:hover{background:rgba(245,158,11,.12);color:#fff;border-color:var(--gold)}
.btn-outline-gold{background:transparent;color:var(--text);border-color:rgba(255,255,255,.2)}
.btn-outline-gold:hover{border-color:var(--gold);color:var(--gold-light)}
.btn-lg{padding:15px 30px;font-size:1rem}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--gold-light);outline-offset:2px;
}
/* Header */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,31,20,.93);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  color:#1B1204;font-size:1.15rem;box-shadow:0 10px 22px rgba(245,158,11,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:1rem;color:#fff;font-weight:800}
.brand-text small{font-size:.72rem;color:var(--gold-light);font-weight:600;letter-spacing:.03em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.main-nav .nav-link{
  color:var(--muted);font-weight:600;font-size:.9rem;
  padding:9px 14px;border-radius:999px;transition:all .22s ease;
}
.main-nav .nav-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.main-nav .nav-link.active{color:#1B1204;background:linear-gradient(135deg,var(--gold-light),var(--gold))}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-cta .btn-gold,.nav-cta .btn-ghost{padding:9px 18px;font-size:.87rem}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-soft);
  color:var(--gold-light);font-size:1.05rem;
}
/* Hero */
.cat-hero{
  padding:56px 0 62px;
  background-image:linear-gradient(115deg,rgba(3,16,10,.94) 0%,rgba(5,31,20,.86) 52%,rgba(11,46,30,.72) 100%),url('/assets/images/b99f6c2cec73cdef.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line-soft);
}
.cat-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}
.cat-hero h1{margin-bottom:18px}
.cat-hero h1 span{color:var(--gold-light)}
.cat-hero .lead{max-width:600px}
.cat-hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:26px 0 22px}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px}
.pick-stack{display:grid;gap:16px}
.pick-card{
  border-radius:var(--radius-lg);padding:26px 24px;
  background:linear-gradient(160deg,rgba(14,54,38,.96),rgba(6,26,17,.94));
  border:1px solid var(--line-soft);
}
.pick-card.is-best{
  border:1px solid var(--line);
  box-shadow:var(--shadow-gold);
  background:linear-gradient(160deg,rgba(20,66,46,.98),rgba(8,32,21,.96));
}
.pick-tag{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.68rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  padding:5px 12px;border-radius:999px;margin-bottom:14px;
}
.pick-tag.gold{background:linear-gradient(135deg,var(--gold-light),var(--gold));color:#20160A}
.pick-tag.warn{background:rgba(220,38,38,.16);color:#FCA5A5;border:1px solid rgba(220,38,38,.4)}
.pick-card h3{font-size:1.12rem;margin-bottom:8px}
.pick-list{display:grid;gap:9px;margin:16px 0 20px}
.pick-list li{display:flex;gap:10px;font-size:.9rem;color:var(--muted)}
.pick-list li i{color:var(--gold-light);margin-top:5px;font-size:.72rem}
.pick-card.is-warn .pick-list li i{color:#F87171}
.pick-card .btn-gold,.pick-card .btn-outline-gold{width:100%}
/* Metrics */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.metric-card{
  background:linear-gradient(160deg,var(--bg-card),rgba(11,46,30,.75));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 22px;transition:transform .25s ease,border-color .25s ease;
}
.metric-card:hover{transform:translateY(-4px);border-color:var(--line)}
.metric-card i{color:var(--gold-light);font-size:1.2rem;margin-bottom:14px;display:block}
.metric-card strong{display:block;font-size:1.75rem;font-weight:800;color:var(--gold-light);line-height:1.1}
.metric-card span{display:block;font-size:.86rem;color:var(--muted);margin-top:6px}
/* Matrix */
.matrix-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.matrix-card{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 22px;background:rgba(10,38,25,.62);
  transition:border-color .25s ease,background .25s ease,transform .25s ease;
  display:flex;flex-direction:column;
}
.matrix-card:hover{border-color:var(--line);background:rgba(14,54,38,.78);transform:translateY(-4px)}
.matrix-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);border:1px solid var(--line);
  color:var(--gold-light);font-size:1.05rem;margin-bottom:16px;
}
.matrix-card h3{font-size:1.02rem}
.matrix-card p{font-size:.9rem;color:var(--muted);margin:0}
/* Compare */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);align-items:stretch}
.compare-col{
  border-radius:var(--radius-lg);padding:28px 26px;border:1px solid var(--line-soft);
  background:rgba(9,34,22,.6);
}
.compare-col.is-good{
  border-color:var(--line);
  background:linear-gradient(165deg,rgba(16,58,38,.92),rgba(7,28,18,.92));
  box-shadow:var(--shadow);
}
.compare-col.is-bad{background:rgba(28,10,10,.5);border-color:rgba(220,38,38,.32)}
.compare-col h3{display:flex;align-items:center;gap:10px}
.compare-col h3 i{font-size:.95rem}
.compare-col.is-good h3 i{color:var(--gold-light)}
.compare-col.is-bad h3 i{color:#F87171}
.compare-rows{display:grid;gap:0;margin-top:8px}
.compare-rows div{
  display:flex;gap:12px;align-items:flex-start;
  padding:13px 0;border-top:1px solid var(--line-soft);font-size:.9rem;color:var(--muted);
}
.compare-rows div i{margin-top:5px;font-size:.75rem}
.compare-col.is-good .compare-rows div i{color:#6EE7B7}
.compare-col.is-bad .compare-rows div i{color:#F87171}
/* Timeline */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);position:relative}
.step{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 22px;background:rgba(10,38,25,.6);
  transition:border-color .25s ease,transform .25s ease;
}
.step:hover{border-color:var(--line);transform:translateY(-4px)}
.step-index{
  font-size:.72rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold-light);display:block;margin-bottom:12px;
}
.step h3{font-size:1.02rem}
.step p{font-size:.89rem;color:var(--muted);margin:0}
/* Secure + media */
.secure-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:46px;align-items:center}
.secure-media{
  border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-soft);
  box-shadow:var(--shadow);position:relative;
}
.secure-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.secure-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;
  background:linear-gradient(180deg,transparent,rgba(3,16,10,.92));
  font-size:.86rem;color:var(--mint);
}
.secure-list{display:grid;gap:16px}
.secure-item{
  display:flex;gap:14px;padding:18px 20px;border-radius:var(--radius);
  border:1px solid var(--line-soft);background:rgba(10,38,25,.55);
}
.secure-item i{color:var(--gold-light);font-size:1.05rem;margin-top:4px}
.secure-item strong{display:block;font-size:.98rem;margin-bottom:4px}
.secure-item span{font-size:.88rem;color:var(--muted)}
/* Quick list */
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.quick-item{
  padding:22px 22px;border-radius:var(--radius);
  border-left:3px solid var(--gold);background:rgba(10,38,25,.6);
}
.quick-item h3{font-size:.98rem;margin-bottom:6px}
.quick-item p{font-size:.88rem;color:var(--muted);margin:0}
/* FAQ */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(9,34,22,.62);overflow:hidden;transition:border-color .22s ease;
}
.faq-item[open]{border-color:var(--line);background:rgba(14,54,38,.7)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:19px 54px 19px 22px;position:relative;
  font-weight:700;font-size:.97rem;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;
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  color:var(--gold-light);font-size:.8rem;transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item summary:hover{color:var(--gold-light)}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:.92rem}
.faq-body p{margin:0}
/* CTA form */
.cta-wrap{
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:start;
}
.cta-copy h2{margin-bottom:16px}
.cta-points{display:grid;gap:12px;margin:22px 0 0}
.cta-points li{display:flex;gap:11px;font-size:.92rem;color:var(--muted)}
.cta-points li i{color:var(--gold-light);margin-top:5px;font-size:.76rem}
.lead-form{
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:28px 26px;background:linear-gradient(165deg,rgba(14,54,38,.95),rgba(6,26,17,.95));
  box-shadow:var(--shadow);
}
.lead-form h3{margin-bottom:6px}
.lead-form .form-note{font-size:.86rem;color:var(--muted);margin-bottom:20px}
.field{margin-bottom:16px}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--mint);margin-bottom:7px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border-radius:var(--radius-sm);
  background:rgba(3,16,10,.7);border:1px solid var(--line-soft);
  color:#fff;font-size:.92rem;font-family:inherit;transition:border-color .2s ease,background .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:rgba(169,201,184,.6)}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--gold);background:rgba(3,16,10,.9);outline:none;
}
.lead-form .btn-gold{width:100%;margin-top:6px}
.form-feedback{font-size:.86rem;margin:12px 0 0;color:var(--muted)}
.form-feedback.is-ok{color:#6EE7B7}
.form-legal{font-size:.78rem;color:rgba(169,201,184,.8);margin:14px 0 0}
/* Footer */
.site-footer{
  background:var(--bg-deep);border-top:1px solid var(--line-soft);
  padding:56px 0 26px;font-size:.9rem;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.1fr;gap:38px}
.footer-grid h4{font-size:.95rem;margin-bottom:16px;letter-spacing:.02em}
.footer-grid p{color:var(--muted);font-size:.88rem;max-width:420px}
.footer-grid ul{display:grid;gap:9px}
.footer-grid ul li{color:var(--muted);font-size:.87rem;line-height:1.55}
.footer-links a{color:var(--muted)}
.footer-links a:hover{color:var(--gold-light)}
.badge-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}
.badge{
  font-size:.72rem;font-weight:600;color:var(--mint);
  border:1px solid var(--line);border-radius:999px;padding:5px 12px;
  background:rgba(245,158,11,.07);
}
.footer-bottom{
  margin-top:38px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  color:rgba(169,201,184,.85);font-size:.8rem;
}
/* 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%,#4A2B06,#1B1204 72%);
  border:2px solid var(--gold);
  color:var(--gold-light);font-size:1.2rem;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  transition:transform .25s ease,opacity .25s ease;
  opacity:.85;
}
.fab i{transition:transform .5s ease}
.fab:hover{opacity:1;transform:scale(1.08);color:var(--gold-light)}
.fab:hover i{transform:rotate(360deg)}
.fab:active{transform:scale(.95) translateY(3px)}
.fab-dot{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 2px #fff;
}
/* Responsive */
@media (max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:34px}
  .metric-grid,.matrix-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .quick-grid{grid-template-columns:repeat(2,1fr)}
  .secure-grid,.cta-wrap{grid-template-columns:1fr;gap:34px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .main-nav{
    position:absolute;top:74px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line-soft);
    padding:14px 20px 20px;margin-left:0;display:none;
  }
  .main-nav.is-open{display:flex}
  .main-nav .nav-link{padding:12px 14px;font-size:.95rem}
  .nav-toggle{display:grid;place-items:center}
  .header-inner{gap:14px}
  .brand-text strong{font-size:.92rem}
}
@media (max-width:768px){
  section{padding:56px 0}
  .cat-hero{padding:40px 0 48px}
  .compare-grid{grid-template-columns:1fr}
  .metric-grid,.matrix-grid,.timeline,.quick-grid{grid-template-columns:1fr}
  .section-head.split{align-items:flex-start}
  .nav-cta .btn-ghost,.nav-cta .btn-gold{padding:8px 14px;font-size:.82rem}
  .brand-text small{display:none}
  .secure-media img{aspect-ratio:16/10}
}
@media (max-width:520px){
  body{font-size:15px}
  .header-inner{min-height:64px;flex-wrap:nowrap}
  .brand-mark{width:38px;height:38px;border-radius:12px;font-size:1rem}
  .brand-text strong{font-size:.82rem;line-height:1.2}
  .nav-cta .btn-ghost{display:none}
  .main-nav{top:64px}
  .cat-hero-actions .btn-gold,.cat-hero-actions .btn-outline-gold{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column}
  .fab{left:12px;bottom:86px;width:52px;height:52px}
}

/* roulang page: category3 */
:root{
  --bg:#051F14;
  --bg-soft:#0B2E1E;
  --bg-card:#0E3626;
  --bg-deep:#03150D;
  --gold:#F59E0B;
  --gold-light:#FCD34D;
  --gold-deep:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --muted:#A9C9B8;
  --mint:#D1FAE5;
  --line:rgba(245,158,11,.24);
  --line-soft:rgba(255,255,255,.09);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 20px 45px rgba(0,0,0,.38);
  --shadow-gold:0 14px 34px rgba(245,158,11,.18);
  --container:1180px;
  --gap:26px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--gold-light);text-decoration:none;transition:color .22s ease}
a:hover{color:#fff}
h1,h2,h3,h4{color:#fff;font-weight:800;line-height:1.28;margin:0 0 14px;letter-spacing:-.01em}
h1{font-size:clamp(1.8rem,3.3vw,2.7rem)}
h2{font-size:clamp(1.45rem,2.3vw,2rem)}
h3{font-size:1.1rem}
p{margin:0 0 14px}
ul{margin:0 0 14px;padding-left:20px}
li{margin-bottom:6px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
section{padding:72px 0;position:relative}
section[id]{scroll-margin-top:88px}
.section-alt{background:linear-gradient(180deg,var(--bg-soft) 0%,var(--bg) 100%)}
.section-deep{background:var(--bg-deep)}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-light);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{margin-bottom:38px;max-width:800px}
.section-head h2{margin-bottom:10px}
.section-head p{color:var(--muted);margin:0}
.section-head.split{max-width:none;display:flex;align-items:flex-end;justify-content:space-between;gap:26px;flex-wrap:wrap}
.lead{font-size:1.05rem;color:var(--muted)}
.text-muted-soft{color:var(--muted)}

/* Buttons */
.btn-gold,.btn-ghost,.btn-outline-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:999px;font-weight:700;font-size:.95rem;
  padding:12px 24px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;line-height:1.2;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold));color:#20160A;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);color:#20160A;box-shadow:0 18px 40px rgba(245,158,11,.32)}
.btn-gold:active{transform:translateY(0)}
.btn-ghost{background:transparent;color:var(--gold-light);border-color:var(--line)}
.btn-ghost:hover{background:rgba(245,158,11,.12);color:#fff;border-color:var(--gold)}
.btn-outline-gold{background:transparent;color:var(--text);border-color:rgba(255,255,255,.2)}
.btn-outline-gold:hover{border-color:var(--gold);color:var(--gold-light);transform:translateY(-2px)}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible,summary:focus-visible{
  outline:2px solid var(--gold-light);outline-offset:2px;border-radius:6px;
}

/* Badges */
.badge{
  display:inline-flex;align-items:center;gap:6px;
  font-size:.76rem;font-weight:600;color:var(--mint);
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  border-radius:999px;padding:6px 13px;
}
.badge-gold{color:var(--gold-light);border-color:var(--line);background:rgba(245,158,11,.1)}
.badge-red{color:#FECACA;border-color:rgba(220,38,38,.4);background:rgba(220,38,38,.14)}
.badge-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:14px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,31,20,.93);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:22px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  color:#1B1204;font-size:1.15rem;box-shadow:0 10px 22px rgba(245,158,11,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:1rem;color:#fff;font-weight:800}
.brand-text small{font-size:.72rem;color:var(--gold-light);font-weight:600;letter-spacing:.03em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.main-nav .nav-link{
  color:var(--muted);font-weight:600;font-size:.9rem;
  padding:9px 14px;border-radius:999px;transition:all .22s ease;
}
.main-nav .nav-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.main-nav .nav-link.active{color:#1B1204;background:linear-gradient(135deg,var(--gold-light),var(--gold))}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-cta .btn-gold,.nav-cta .btn-ghost{padding:9px 18px;font-size:.87rem}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-soft);
  color:var(--gold-light);font-size:1.05rem;cursor:pointer;
}

/* Hero */
.hero{
  padding:0;
  background-image:linear-gradient(180deg,rgba(3,16,10,.86) 0%,rgba(5,31,20,.95) 62%,var(--bg) 100%),url('/assets/images/b99f6c2cec73cdef.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line-soft);
}
.hero-inner{display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:center;padding:76px 0 66px}
.hero-copy h1{margin-bottom:18px}
.hero-copy h1 span{color:var(--gold-light)}
.hero-copy .lead{max-width:620px;margin-bottom:24px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.chip{
  font-size:.82rem;font-weight:600;color:var(--mint);
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  border-radius:999px;padding:7px 15px;transition:all .22s ease;
}
.chip:hover{color:#1B1204;background:linear-gradient(135deg,var(--gold-light),var(--gold));border-color:transparent}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero-points{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--line-soft);border:1px solid var(--line-soft);
  border-radius:var(--radius);overflow:hidden;max-width:560px;
}
.hero-points div{background:rgba(6,26,17,.78);padding:18px 16px}
.hero-points strong{display:block;font-size:1.3rem;color:var(--gold-light);font-weight:800}
.hero-points span{font-size:.79rem;color:var(--muted);line-height:1.4;display:block}
.hero-panel{
  background:linear-gradient(160deg,rgba(14,54,38,.95),rgba(3,21,13,.95));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.hero-panel img{width:100%;height:210px;object-fit:cover}
.panel-body{padding:22px 24px 24px}
.panel-body h3{font-size:1rem;margin-bottom:6px}
.panel-body>p{font-size:.86rem;color:var(--muted);margin-bottom:16px}
.status-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:11px 0;border-top:1px solid var(--line-soft);font-size:.88rem;
}
.status-row:first-of-type{border-top:0}
.status-row span{color:var(--muted)}
.status-row strong{color:#fff;font-weight:700;display:flex;align-items:center;gap:7px}
.dot{width:8px;height:8px;border-radius:50%;background:#22C55E;box-shadow:0 0 0 4px rgba(34,197,94,.16)}
.dot.gold{background:var(--gold);box-shadow:0 0 0 4px rgba(245,158,11,.16)}

/* Metrics */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.metric-card{
  background:linear-gradient(160deg,var(--bg-card),rgba(11,46,30,.75));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 22px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.metric-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow-gold)}
.metric-card i{color:var(--gold-light);font-size:1.2rem;margin-bottom:14px;display:block}
.metric-card strong{display:block;font-size:1.75rem;font-weight:800;color:#fff;line-height:1.1}
.metric-card span{display:block;font-size:.85rem;color:var(--muted);margin-top:8px}

/* Features */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.feature-card{
  background:rgba(14,54,38,.55);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:26px 24px;
  transition:border-color .25s ease,transform .25s ease,background .25s ease;
}
.feature-card:hover{border-color:var(--line);transform:translateY(-4px);background:rgba(14,54,38,.8)}
.feature-icon{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);border:1px solid var(--line);
  color:var(--gold-light);font-size:1.1rem;margin-bottom:16px;
}
.feature-card h3{font-size:1.02rem;margin-bottom:8px}
.feature-card p{font-size:.9rem;color:var(--muted);margin-bottom:0}
.feature-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.feature-tags span{font-size:.74rem;color:var(--mint);border:1px solid var(--line-soft);border-radius:999px;padding:4px 10px}

/* Compare table */
.compare-wrap{
  border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;background:rgba(3,21,13,.5);
}
.table-scroll{overflow-x:auto}
table.compare{width:100%;min-width:660px;border-collapse:collapse}
table.compare th,table.compare td{padding:15px 20px;text-align:left;font-size:.9rem;border-bottom:1px solid var(--line-soft)}
table.compare thead th{
  background:rgba(14,54,38,.85);color:var(--gold-light);
  font-size:.8rem;text-transform:uppercase;letter-spacing:.08em;font-weight:700;
}
table.compare tbody td{color:var(--muted)}
table.compare tbody td:first-child{color:#fff;font-weight:600}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:hover{background:rgba(245,158,11,.05)}
.cell-bad{color:#FECACA;display:flex;align-items:center;gap:8px}
.cell-good{color:var(--mint);display:flex;align-items:center;gap:8px}

/* Scenarios */
.scenario-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:var(--gap)}
.scenario-card{
  display:grid;grid-template-columns:auto 1fr;gap:18px;
  background:linear-gradient(150deg,rgba(14,54,38,.7),rgba(3,21,13,.6));
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px;
  transition:border-color .25s ease,transform .25s ease;
}
.scenario-card:hover{border-color:var(--line);transform:translateY(-3px)}
.scenario-card .sc-icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);color:var(--gold-light);border:1px solid var(--line);font-size:1rem;
}
.scenario-card h3{font-size:1rem;margin-bottom:8px}
.scenario-card p{font-size:.89rem;color:var(--muted);margin-bottom:10px}
.scenario-card ul{margin:0;padding-left:18px}
.scenario-card li{font-size:.85rem;color:var(--mint)}

/* Timeline */
.timeline{position:relative;padding-left:34px}
.timeline::before{
  content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--gold),rgba(245,158,11,.1));
}
.timeline-item{position:relative;padding:0 0 30px 0}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;left:-30px;top:6px;width:14px;height:14px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold-light),var(--gold));border:2px solid var(--bg-deep);
  box-shadow:0 0 0 4px rgba(245,158,11,.14);
}
.timeline-item h3{font-size:1.02rem;margin-bottom:6px}
.timeline-item p{font-size:.9rem;color:var(--muted);margin:0}
.timeline-note{
  margin-top:26px;font-size:.85rem;color:var(--muted);
  border-left:3px solid var(--line);padding-left:16px;
}

/* Channels */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.channel-card{
  background:rgba(14,54,38,.6);border:1px solid var(--line-soft);
  border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.channel-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow-gold)}
.channel-card img{height:170px;width:100%;object-fit:cover;opacity:.92}
.channel-body{padding:22px 22px 24px;display:flex;flex-direction:column;flex:1}
.channel-body h3{font-size:1.05rem;margin-bottom:8px}
.channel-body p{font-size:.89rem;color:var(--muted);flex:1}
.channel-body a.channel-link{
  display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:.88rem;color:var(--gold-light);
}
.channel-body a.channel-link:hover{gap:12px;color:#fff}

/* Guarantee */
.guarantee{
  background-image:linear-gradient(180deg,rgba(3,16,10,.92),rgba(3,21,13,.96)),url('/assets/images/d6d7f99f76744e49.jpg');
  background-size:cover;background-position:center;border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
}
.trust-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.trust-item{
  display:flex;gap:16px;align-items:flex-start;
  padding:20px;border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  background:rgba(5,31,20,.66);
}
.trust-item i{color:var(--gold-light);font-size:1.15rem;margin-top:3px}
.trust-item strong{display:block;color:#fff;font-size:.95rem;margin-bottom:4px}
.trust-item span{font-size:.85rem;color:var(--muted);line-height:1.5}
.pay-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.pay-badge{
  display:inline-flex;align-items:center;gap:9px;
  background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);padding:11px 16px;font-size:.85rem;font-weight:600;color:var(--mint);
}
.pay-badge i{color:var(--gold-light)}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  background:rgba(14,54,38,.45);transition:border-color .25s ease,background .25s ease;
}
.faq-item[open]{border-color:var(--line);background:rgba(14,54,38,.7)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:.98rem;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;
  color:var(--gold-light);font-size:.8rem;transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{content:"\f068";transform:rotate(180deg)}
.faq-item .faq-a{padding:0 22px 20px;font-size:.9rem;color:var(--muted);border-top:1px solid var(--line-soft);padding-top:16px}

/* CTA */
.cta-band{
  background:linear-gradient(135deg,rgba(180,83,9,.22),rgba(5,31,20,.9)),
             url('/assets/images/2105c04757e4c46e.jpg') center/cover no-repeat;
  border-top:1px solid var(--line);border-bottom:1px solid var(--line-soft);
}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.cta-copy h2{margin-bottom:14px}
.cta-copy p{color:var(--muted)}
.cta-list{list-style:none;padding:0;margin:22px 0 0}
.cta-list li{display:flex;gap:12px;align-items:flex-start;font-size:.9rem;color:var(--mint);margin-bottom:10px}
.cta-list i{color:var(--gold-light);margin-top:4px}
.cta-form{
  background:rgba(3,21,13,.86);border:1px solid var(--line);
  border-radius:var(--radius-lg);padding:28px 26px;box-shadow:var(--shadow);
}
.cta-form h3{font-size:1.05rem;margin-bottom:6px}
.cta-form .form-note{font-size:.82rem;color:var(--muted);margin-bottom:20px}
.form-field{margin-bottom:16px}
.form-field label{display:block;font-size:.82rem;font-weight:600;color:var(--mint);margin-bottom:7px}
.form-field input,.form-field select,.form-field textarea{
  width:100%;background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);color:#fff;font-family:inherit;font-size:.92rem;padding:12px 14px;
  transition:border-color .22s ease,background .22s ease;
}
.form-field input::placeholder,.form-field textarea::placeholder{color:rgba(169,201,184,.6)}
.form-field input:focus,.form-field select:focus,.form-field textarea:focus{
  border-color:var(--gold);background:rgba(255,255,255,.08);outline:none;
}
.form-field select option{background:#062117;color:#fff}
.form-check{display:flex;gap:10px;align-items:flex-start;font-size:.82rem;color:var(--muted);margin-bottom:20px}
.form-check input{width:18px;height:18px;accent-color:var(--gold);margin-top:2px;flex-shrink:0}
.cta-form .btn-gold{width:100%}
.form-foot{font-size:.76rem;color:var(--muted);margin:14px 0 0;text-align:center}

/* Footer */
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line-soft);padding:62px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:38px}
.site-footer h4{font-size:.98rem;margin-bottom:14px;color:#fff}
.site-footer p{font-size:.88rem;color:var(--muted)}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer ul li{font-size:.87rem;color:var(--muted);margin-bottom:9px}
.footer-links li a{color:var(--muted)}
.footer-links li a:hover{color:var(--gold-light)}
.footer-bottom{
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-soft);
  font-size:.8rem;color:var(--muted);
}

/* FAB */
.fab-royal{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:50%;display:grid;place-items:center;
  background:radial-gradient(circle at 32% 26%,#FCD34D,#F59E0B 58%,#B45309);
  border:2px solid var(--gold);color:#231603;font-size:1.2rem;
  box-shadow:0 6px 25px rgba(245,158,11,.35);opacity:.85;
  animation:fabFloat 3.4s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
}
.fab-royal:hover{transform:scale(1.1);opacity:1;box-shadow:0 10px 34px rgba(245,158,11,.5);color:#231603}
.fab-royal:hover .fab-icon{transform:rotate(360deg)}
.fab-royal:active{transform:scale(.95) translateY(3px)}
.fab-icon{display:grid;place-items:center;transition:transform .55s ease}
.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:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px;padding:60px 0 54px}
  .hero-panel{max-width:620px}
  .metric-grid{grid-template-columns:repeat(2,1fr)}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .cta-grid{grid-template-columns:1fr;gap:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:860px){
  .main-nav{
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(5,31,20,.98);border-bottom:1px solid var(--line-soft);
    padding:14px 20px 18px;display:none;
  }
  .main-nav.open{display:flex}
  .main-nav .nav-link{padding:12px 14px;border-radius:var(--radius-sm)}
  .nav-toggle{display:grid;place-items:center;margin-left:auto}
  .header-inner{gap:12px}
  .nav-cta .btn-ghost,.nav-cta .btn-gold{padding:8px 14px;font-size:.8rem}
}
@media (max-width:768px){
  section{padding:56px 0}
  .section-head{margin-bottom:28px}
  .scenario-grid{grid-template-columns:1fr}
  .feature-grid{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .hero-points{grid-template-columns:1fr;max-width:none}
  .hero-points div{border-bottom:1px solid var(--line-soft)}
  .hero-points div:last-child{border-bottom:0}
  .hero-actions .btn-gold,.hero-actions .btn-ghost{flex:1 1 100%}
  .cta-form{padding:22px 20px}
  .footer-bottom{flex-direction:column;gap:8px}
}
@media (max-width:520px){
  body{font-size:15px}
  .metric-grid{grid-template-columns:1fr}
  .brand-text strong{font-size:.9rem}
  .brand-text small{font-size:.66rem}
  .nav-cta .btn-ghost{display:inline-flex}
  .hero-inner{padding:44px 0 44px}
  .metric-card strong{font-size:1.5rem}
  .footer-grid{grid-template-columns:1fr}
  .fab-royal{left:12px;bottom:88px;width:52px;height:52px}
}

/* roulang page: category2 */
:root{
  --bg:#051F14;
  --bg-soft:#0B2E1E;
  --bg-card:#0E3626;
  --bg-deep:#03150D;
  --gold:#F59E0B;
  --gold-light:#FCD34D;
  --gold-deep:#B45309;
  --red:#DC2626;
  --text:#F8FAFC;
  --muted:#A9C9B8;
  --mint:#D1FAE5;
  --line:rgba(245,158,11,.24);
  --line-soft:rgba(255,255,255,.09);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 20px 45px rgba(0,0,0,.38);
  --shadow-gold:0 14px 34px rgba(245,158,11,.18);
  --container:1180px;
  --gap:26px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--gold-light);text-decoration:none;transition:color .22s ease}
a:hover{color:#fff}
h1,h2,h3,h4{font-weight:800;line-height:1.28;color:#fff;margin:0 0 14px}
h1{font-size:clamp(1.85rem,4.1vw,2.95rem);letter-spacing:-.01em}
h2{font-size:clamp(1.45rem,2.7vw,2.1rem)}
h3{font-size:1.1rem}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
section{position:relative;padding:72px 0;scroll-margin-top:96px}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section-alt{background:linear-gradient(180deg,var(--bg-soft) 0%,var(--bg) 100%)}
.section-deep{background:var(--bg-deep)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-light);background:rgba(245,158,11,.1);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.section-head{margin-bottom:38px;max-width:780px}
.section-head.split{
  max-width:none;display:flex;align-items:flex-end;justify-content:space-between;
  gap:26px;flex-wrap:wrap;
}
.section-head p{color:var(--muted);margin:0;max-width:680px}
.lead{font-size:1.04rem;color:var(--muted)}
.text-muted-soft{color:var(--muted)}
.btn-gold,.btn-ghost,.btn-outline-gold{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  border-radius:999px;font-weight:700;font-size:.95rem;
  padding:12px 24px;border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,color .25s ease,border-color .25s ease;
  white-space:nowrap;
}
.btn-gold{background:linear-gradient(135deg,var(--gold-light),var(--gold));color:#20160A;box-shadow:var(--shadow-gold)}
.btn-gold:hover{transform:translateY(-2px);color:#20160A;box-shadow:0 18px 40px rgba(245,158,11,.32)}
.btn-ghost{background:transparent;color:var(--gold-light);border-color:var(--line)}
.btn-ghost:hover{background:rgba(245,158,11,.12);color:#fff;border-color:var(--gold)}
.btn-outline-gold{background:transparent;color:var(--text);border-color:rgba(255,255,255,.22)}
.btn-outline-gold:hover{border-color:var(--gold);color:var(--gold-light);transform:translateY(-2px)}
.btn-block{width:100%}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--gold-light);outline-offset:2px;
}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:.72rem;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;color:var(--gold-light);
  background:rgba(245,158,11,.12);border:1px solid var(--line);
  border-radius:999px;padding:4px 11px;
}
.badge{
  display:inline-flex;align-items:center;font-size:.74rem;font-weight:600;
  color:var(--mint);background:rgba(255,255,255,.06);
  border:1px solid var(--line-soft);border-radius:999px;padding:5px 12px;
}
.badge-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent)}

/* ===== Header ===== */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(5,31,20,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{display:flex;align-items:center;gap:20px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:44px;height:44px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  color:#1B1204;font-size:1.15rem;box-shadow:0 10px 22px rgba(245,158,11,.28);
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:1rem;color:#fff;font-weight:800}
.brand-text small{font-size:.72rem;color:var(--gold-light);font-weight:600;letter-spacing:.03em}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.main-nav .nav-link{
  color:var(--muted);font-weight:600;font-size:.9rem;
  padding:9px 14px;border-radius:999px;transition:all .22s ease;
}
.main-nav .nav-link:hover{color:#fff;background:rgba(255,255,255,.06)}
.main-nav .nav-link.active{color:#1B1204;background:linear-gradient(135deg,var(--gold-light),var(--gold))}
.nav-cta{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-cta .btn-gold,.nav-cta .btn-ghost{padding:9px 18px;font-size:.87rem}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.06);border:1px solid var(--line-soft);
  color:var(--gold-light);font-size:1.05rem;
}

/* ===== Hero ===== */
.hero-cat{
  padding:0;
  background-image:linear-gradient(102deg,rgba(3,16,10,.95) 0%,rgba(5,31,20,.9) 46%,rgba(5,31,20,.68) 100%),url('/assets/images/d6d7f99f76744e49.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line-soft);
}
.hero-cat-inner{
  display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center;
  padding:76px 0 68px;
}
.hero-cat h1{margin-bottom:18px}
.hero-cat h1 span{color:var(--gold-light)}
.hero-cat .lead{max-width:620px}
.hero-list{margin:22px 0 28px;display:grid;gap:10px;max-width:620px}
.hero-list li{display:flex;gap:11px;align-items:flex-start;color:var(--muted);font-size:.95rem}
.hero-list i{color:var(--gold-light);margin-top:5px;font-size:.85rem}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.hero-panel{
  background:rgba(6,26,17,.85);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:26px;
  box-shadow:var(--shadow);
}
.hero-panel h3{font-size:.86rem;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-light);margin-bottom:6px}
.panel-row{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:14px 0;border-bottom:1px dashed var(--line-soft);font-size:.92rem;
}
.panel-row:last-of-type{border-bottom:0}
.panel-row span:first-child{color:var(--muted)}
.panel-row strong{color:#fff;font-weight:700;text-align:right}
.panel-media{margin-top:18px;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-soft)}
.panel-media img{width:100%;aspect-ratio:16/10;object-fit:cover;opacity:.92;transition:transform .4s ease}
.panel-media:hover img{transform:scale(1.04)}

/* ===== Metrics ===== */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.metric-card{
  background:linear-gradient(160deg,var(--bg-card),rgba(11,46,30,.7));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 22px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.metric-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow)}
.metric-value{font-size:2rem;font-weight:800;color:var(--gold-light);line-height:1.1;display:block}
.metric-label{font-size:.88rem;color:var(--muted);margin-top:8px;display:block}
.metric-note{font-size:.78rem;color:rgba(169,201,184,.7);margin-top:10px;display:block}

/* ===== Info cards ===== */
.info-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.info-card{
  background:rgba(6,26,17,.68);
  border:1px solid var(--line-soft);border-left:3px solid var(--gold);
  border-radius:var(--radius);padding:24px 22px;
  transition:transform .25s ease,border-color .25s ease;
}
.info-card:hover{transform:translateY(-4px);border-color:var(--line)}
.info-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(245,158,11,.12);border:1px solid var(--line);
  color:var(--gold-light);font-size:1.1rem;margin-bottom:14px;
}
.info-card ul li{display:flex;gap:9px;color:var(--muted);font-size:.92rem;margin-bottom:8px;align-items:flex-start}
.info-card ul li i{color:var(--gold);margin-top:5px;font-size:.72rem}

/* ===== Compare table ===== */
.sub-block{margin-top:48px}
.table-wrap{
  overflow-x:auto;border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(6,26,17,.6);box-shadow:var(--shadow);
}
.cmp-table{width:100%;border-collapse:collapse;min-width:660px}
.cmp-table th{
  text-align:left;font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--gold-light);background:rgba(245,158,11,.09);
  padding:16px 20px;border-bottom:1px solid var(--line);font-weight:700;white-space:nowrap;
}
.cmp-table td{
  padding:16px 20px;border-bottom:1px solid var(--line-soft);
  color:var(--muted);font-size:.93rem;
}
.cmp-table tbody tr{transition:background .2s ease}
.cmp-table tbody tr:hover{background:rgba(245,158,11,.06)}
.cmp-table tbody tr:last-child td{border-bottom:0}
.cmp-table td strong{color:#fff;font-weight:700}
.cmp-table td .tag{text-transform:none;letter-spacing:0}

/* ===== Steps ===== */
.step-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);counter-reset:step}
.step-item{
  position:relative;padding:26px 22px 24px;
  background:linear-gradient(170deg,rgba(14,54,38,.9),rgba(6,26,17,.7));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  transition:transform .25s ease,border-color .25s ease;
}
.step-item:hover{transform:translateY(-5px);border-color:var(--line)}
.step-num{
  width:40px;height:40px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--gold-light),var(--gold-deep));
  color:#1B1204;font-weight:800;font-size:1rem;margin-bottom:16px;
  box-shadow:0 10px 20px rgba(245,158,11,.25);
}
.step-item h3{font-size:1rem;margin-bottom:8px}
.step-item p{font-size:.9rem;color:var(--muted);margin:0}
.step-item .step-time{
  display:inline-block;margin-top:14px;font-size:.76rem;color:var(--gold-light);
  border-top:1px dashed var(--line-soft);padding-top:10px;width:100%;
}

/* ===== Timeline ===== */
.timeline{position:relative;padding-left:30px;max-width:860px}
.timeline::before{
  content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--gold),rgba(245,158,11,.08));
}
.timeline-item{position:relative;padding-bottom:26px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;left:-30px;top:6px;width:14px;height:14px;border-radius:50%;
  background:var(--bg);border:2px solid var(--gold);
}
.timeline-item h3{font-size:1.02rem;margin-bottom:6px}
.timeline-item p{color:var(--muted);font-size:.92rem;margin:0}
.timeline-item span{
  display:inline-block;font-size:.74rem;font-weight:700;letter-spacing:.06em;
  text-transform:uppercase;color:var(--gold-light);margin-bottom:6px;
}

/* ===== Category matrix ===== */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.cat-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:rgba(6,26,17,.7);border:1px solid var(--line-soft);
  border-radius:var(--radius);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow)}
.cat-card img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.88;transition:transform .45s ease,opacity .3s ease}
.cat-card:hover img{transform:scale(1.05);opacity:1}
.cat-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.cat-body h3{margin:0;font-size:1.05rem}
.cat-body p{color:var(--muted);font-size:.9rem;margin:0;flex:1}
.cat-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;font-size:.9rem;color:var(--gold-light)}
.cat-card:hover .cat-link{color:#fff}

/* ===== News ===== */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:rgba(6,26,17,.7);border:1px solid var(--line-soft);border-radius:var(--radius);
  transition:transform .25s ease,border-color .25s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line)}
.news-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;opacity:.9;transition:transform .4s ease}
.news-card:hover .news-thumb img{transform:scale(1.04)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-meta{display:flex;align-items:center;gap:10px;font-size:.76rem;color:rgba(169,201,184,.8);flex-wrap:wrap}
.news-body h3{font-size:1rem;margin:0;line-height:1.45}
.news-body h3 a{color:#fff}
.news-body h3 a:hover{color:var(--gold-light)}
.news-body p{color:var(--muted);font-size:.88rem;margin:0}

/* ===== Assurance ===== */
.assure{
  background-image:linear-gradient(180deg,rgba(3,21,13,.94) 0%,rgba(3,21,13,.9) 100%),url('/assets/images/278301c9b8e9b386.jpg');
  background-size:cover;background-position:center;
  border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft);
}
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap)}
.assure-item{
  padding:24px 20px;border:1px solid var(--line-soft);border-radius:var(--radius);
  background:rgba(5,31,20,.72);transition:border-color .25s ease,transform .25s ease;
}
.assure-item:hover{border-color:var(--line);transform:translateY(-4px)}
.assure-item i{font-size:1.3rem;color:var(--gold-light);margin-bottom:12px;display:block}
.assure-item h3{font-size:.98rem;margin-bottom:6px}
.assure-item p{font-size:.87rem;color:var(--muted);margin:0}

/* ===== FAQ ===== */
.faq-accordion .accordion-item{
  background:rgba(6,26,17,.7);border:1px solid var(--line-soft);
  border-radius:var(--radius);margin-bottom:14px;overflow:hidden;
}
.faq-accordion .accordion-button{
  background:transparent;color:#fff;font-weight:700;font-size:.98rem;
  padding:18px 22px;box-shadow:none;border-radius:var(--radius);
}
.faq-accordion .accordion-button:not(.collapsed){
  color:var(--gold-light);background:rgba(245,158,11,.08);
}
.faq-accordion .accordion-button:focus{box-shadow:none;border-color:var(--line-soft)}
.faq-accordion .accordion-button::after{
  filter:invert(78%) sepia(58%) saturate(1200%) hue-rotate(340deg) brightness(105%);
}
.faq-accordion .accordion-body{
  padding:0 22px 20px;color:var(--muted);font-size:.93rem;
}

/* ===== CTA / Form ===== */
.cta-wrap{
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  background:linear-gradient(140deg,rgba(14,54,38,.95),rgba(3,21,13,.9));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:44px;box-shadow:var(--shadow);
}
.cta-wrap h2{margin-bottom:14px}
.cta-wrap .lead{max-width:520px}
.cta-facts{display:grid;gap:12px;margin-top:22px}
.cta-facts li{display:flex;gap:10px;color:var(--muted);font-size:.93rem;align-items:flex-start}
.cta-facts i{color:var(--gold-light);margin-top:5px;font-size:.8rem}
.form-card{
  background:rgba(3,21,13,.86);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:26px;
}
.form-card h3{font-size:1.05rem;margin-bottom:6px}
.form-card p.form-note{font-size:.85rem;color:var(--muted);margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:.82rem;font-weight:600;color:var(--mint);margin-bottom:6px}
.field input,.field select{
  width:100%;background:rgba(255,255,255,.05);border:1px solid var(--line-soft);
  border-radius:var(--radius-sm);padding:12px 14px;color:#fff;font-size:.92rem;
  font-family:inherit;transition:border-color .22s ease,background .22s ease;
}
.field input::placeholder{color:rgba(169,201,184,.6)}
.field input:hover,.field select:hover{border-color:var(--line)}
.field select option{background:#062315;color:#fff}
.form-foot{font-size:.78rem;color:rgba(169,201,184,.75);margin:14px 0 0;text-align:left}

/* ===== Footer ===== */
.site-footer{
  background:var(--bg-deep);border-top:1px solid var(--line-soft);
  padding:64px 0 28px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.1fr;gap:38px}
.site-footer h4{font-size:.95rem;color:#fff;margin-bottom:14px;letter-spacing:.02em}
.site-footer p,.site-footer li{color:var(--muted);font-size:.88rem;line-height:1.7}
.site-footer ul{display:grid;gap:9px}
.footer-links a{color:var(--muted)}
.footer-links a:hover{color:var(--gold-light)}
.footer-bottom{
  margin-top:42px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.82rem;color:rgba(169,201,184,.75);
}

/* ===== FAB ===== */
.fab-royal{
  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%,#2A1608,#7A3D06 62%,#B45309);
  border:2px solid var(--gold);
  color:var(--gold-light);font-size:1.2rem;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;animation:fabFloat 3.2s ease-in-out infinite;
  transition:transform .25s ease,opacity .25s ease;
}
.fab-royal:hover{opacity:1;transform:scale(1.1);color:var(--gold-light)}
.fab-royal:active{transform:scale(.95) translateY(3px)}
.fab-royal i{transition:transform .45s ease}
.fab-royal:hover i{transform:rotate(360deg)}
.fab-royal::after{
  content:"";position:absolute;top:-2px;right:-2px;width:13px;height:13px;
  border-radius:50%;background:var(--red);box-shadow:0 0 0 2px #fff;
}
@keyframes fabFloat{
  0%,100%{transform:translateY(0)}
  50%{transform:translateY(-6px)}
}

/* ===== Responsive ===== */
@media (max-width:1024px){
  .hero-cat-inner{grid-template-columns:1fr;gap:36px;padding:64px 0 58px}
  .metric-grid,.assure-grid{grid-template-columns:repeat(2,1fr)}
  .info-grid,.cat-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
  .step-grid{grid-template-columns:repeat(2,1fr)}
  .cta-wrap{grid-template-columns:1fr;padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:991px){
  .main-nav{
    position:absolute;top:100%;left:0;right:0;display:none;
    flex-direction:column;align-items:stretch;gap:4px;
    background:rgba(6,30,19,.99);border-bottom:1px solid var(--line);
    padding:14px 20px 18px;margin-left:0;
  }
  .main-nav.open{display:flex}
  .main-nav .nav-link{padding:12px 14px;border-radius:var(--radius-sm)}
  .nav-toggle{display:grid;place-items:center}
  .header-inner{justify-content:space-between;gap:12px}
  .nav-cta{margin-left:auto}
}
@media (max-width:768px){
  section{padding:54px 0}
  .metric-grid,.assure-grid,.info-grid,.step-grid,.cat-grid,.news-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero-points{grid-template-columns:1fr}
  .cta-wrap{padding:26px}
  .faq-accordion .accordion-button{font-size:.92rem;padding:16px 18px}
  .faq-accordion .accordion-body{padding:0 18px 18px}
}
@media (max-width:520px){
  body{font-size:15.5px}
  .header-inner{min-height:66px;gap:8px}
  .brand-mark{width:38px;height:38px;font-size:1rem;border-radius:12px}
  .brand-text strong{font-size:.86rem}
  .brand-text small{display:none}
  .nav-cta .btn-gold,.nav-cta .btn-ghost{padding:8px 12px;font-size:.78rem}
  .nav-toggle{width:40px;height:40px}
  .hero-cat-inner{padding:48px 0 44px}
  .hero-actions .btn-gold,.hero-actions .btn-outline-gold{width:100%}
  .panel-row{flex-direction:column;align-items:flex-start;gap:4px}
  .panel-row strong{text-align:left}
  .cta-wrap{padding:22px}
  .fab-royal{width:52px;height:52px;bottom:84px}
}

/* 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}