/* roulang page: index */
:root{
  --bg:#05171f;
  --bg-2:#08222d;
  --surface:#0b2b38;
  --surface-2:#0e3545;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.34);
  --gold:#f7b731;
  --gold-2:#ffd479;
  --cyan:#38bdf8;
  --cyan-2:#22d3ee;
  --green:#10b981;
  --rose:#f43f5e;
  --text:#f1f7fa;
  --muted:#9fb8c4;
  --muted-2:#7d99a6;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 18px 44px rgba(2,12,20,.55);
  --shadow-soft:0 10px 26px rgba(2,12,20,.38);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{margin:0 0 12px;line-height:1.26;font-weight:700;letter-spacing:.2px}
h1{font-size:2.35rem}
h2{font-size:1.72rem}
h3{font-size:1.16rem}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:64px 0;border-bottom:1px solid rgba(56,189,248,.08)}
.section:last-of-type{border-bottom:0}
.section-alt{background:linear-gradient(180deg,rgba(8,34,45,.85),rgba(5,23,31,.95))}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;text-transform:uppercase;letter-spacing:1.6px;
  color:var(--gold-2);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--gold),transparent)}
.lead{color:var(--muted);max-width:760px}
.grid{display:grid;gap:20px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-weight:700;font-size:.95rem;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--gold),#ff9f1c);color:#231402;box-shadow:0 12px 26px rgba(247,183,49,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(247,183,49,.4)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(247,183,49,.3)}
.btn-ghost{background:rgba(56,189,248,.08);border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{background:rgba(56,189,248,.18);transform:translateY(-2px)}
.btn-outline{background:transparent;border-color:rgba(247,183,49,.5);color:var(--gold-2)}
.btn-outline:hover{background:rgba(247,183,49,.12)}
.btn-block{width:100%}
.badge{
  display:inline-block;padding:4px 11px;border-radius:999px;
  font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.9px;
}
.badge-hot{background:rgba(244,63,94,.16);color:#ff8199;border:1px solid rgba(244,63,94,.35)}
.badge-new{background:rgba(16,185,129,.14);color:#5eead4;border:1px solid rgba(16,185,129,.34)}
.badge-gold{background:rgba(247,183,49,.14);color:var(--gold-2);border:1px solid rgba(247,183,49,.35)}
.badge-cyan{background:rgba(56,189,248,.14);color:#7dd3fc;border:1px solid rgba(56,189,248,.34)}

/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,23,31,.9);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 20px;max-width:var(--max);margin:0 auto}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:.95rem;line-height:1.25;max-width:340px}
.logo-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(135deg,var(--gold),#ff9f1c);
  display:flex;align-items:center;justify-content:center;
  color:#231402;font-weight:900;font-size:.86rem;
  box-shadow:0 8px 18px rgba(247,183,49,.28);
}
.logo-text{color:var(--text)}
.logo-text span{display:block;font-size:.68rem;font-weight:600;color:var(--muted-2);letter-spacing:.6px;margin-top:2px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  padding:9px 14px;border-radius:9px;font-size:.9rem;font-weight:600;color:var(--muted);
  transition:background .18s ease,color .18s ease;
}
.nav a:hover{background:rgba(56,189,248,.1);color:var(--text)}
.nav a.active{color:var(--gold-2);background:rgba(247,183,49,.1)}
.header-actions{display:flex;align-items:center;gap:10px}
.header-actions .btn{padding:10px 18px;font-size:.87rem}
.nav-toggle{
  display:none;background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  color:var(--text);width:42px;height:42px;border-radius:11px;font-size:1.15rem;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(5,23,31,.98)}
.mobile-panel.open{display:block}
.mobile-panel .container{padding:14px 20px 22px}
.mobile-panel a{display:block;padding:12px 14px;border-radius:10px;font-weight:600;color:var(--muted)}
.mobile-panel a.active{color:var(--gold-2);background:rgba(247,183,49,.1)}
.mobile-panel a:hover{background:rgba(56,189,248,.1);color:var(--text)}

/* Hero */
.hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/eed89f91de7a1006.jpg') center/cover no-repeat;
  opacity:.34;filter:saturate(.9);
}
.hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(5,23,31,.96) 30%,rgba(5,23,31,.72) 62%,rgba(5,23,31,.94))}
.hero-inner{position:relative;padding:52px 0 56px;display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}
.hero h1{margin-bottom:16px}
.hero h1 em{font-style:normal;color:var(--gold-2)}
.hero .lead{font-size:1.02rem;color:#c4d7de}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 22px}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;padding-top:20px;border-top:1px solid var(--line)}
.hero-stats div strong{display:block;font-size:1.4rem;color:var(--gold-2);font-weight:800}
.hero-stats div span{font-size:.8rem;color:var(--muted-2)}
.hero-panel{
  background:linear-gradient(160deg,rgba(11,43,56,.96),rgba(8,34,45,.9));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow);
}
.hero-panel h3{font-size:1.05rem;margin-bottom:16px}
.hp-list li{display:flex;gap:11px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed rgba(56,189,248,.14);font-size:.92rem;color:#c9dbe2}
.hp-list li:last-child{border-bottom:0}
.hp-list b{color:var(--gold-2)}
.hp-ico{
  flex:0 0 26px;width:26px;height:26px;border-radius:8px;margin-top:2px;
  background:rgba(56,189,248,.14);border:1px solid var(--line-strong);
  display:flex;align-items:center;justify-content:center;font-size:.78rem;color:var(--cyan-2);
}
.quick-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.quick-pay span{
  font-size:.74rem;font-weight:700;padding:6px 11px;border-radius:8px;
  background:rgba(247,183,49,.1);border:1px solid rgba(247,183,49,.3);color:var(--gold-2);
}

/* Cards */
.card{
  background:linear-gradient(165deg,rgba(11,43,56,.85),rgba(7,28,37,.9));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-soft)}
.card h3{margin-bottom:9px}
.card p{color:var(--muted);font-size:.93rem;margin-bottom:0}
.card-ico{
  width:44px;height:44px;border-radius:12px;margin-bottom:15px;
  display:flex;align-items:center;justify-content:center;font-size:1.15rem;
  background:linear-gradient(135deg,rgba(56,189,248,.2),rgba(247,183,49,.18));
  border:1px solid var(--line-strong);color:var(--gold-2);
}
.card-num{
  font-size:.78rem;font-weight:800;color:var(--cyan-2);letter-spacing:1px;margin-bottom:8px;display:block;
}

/* Entry matrix */
.entry-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.entry{
  position:relative;display:block;padding:26px;border-radius:var(--radius);
  background:linear-gradient(150deg,rgba(14,53,69,.9),rgba(8,34,45,.95));
  border:1px solid var(--line);transition:transform .2s ease,border-color .2s ease;
}
.entry:hover{transform:translateY(-4px);border-color:rgba(247,183,49,.45)}
.entry h3{color:var(--text);margin-bottom:8px;font-size:1.08rem}
.entry p{color:var(--muted);font-size:.9rem;margin-bottom:14px}
.entry .more{font-size:.82rem;font-weight:700;color:var(--gold-2)}
.entry-tag{position:absolute;top:16px;right:16px}

/* Articles */
.article-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post{
  display:flex;flex-direction:column;overflow:hidden;
  background:linear-gradient(170deg,rgba(11,43,56,.85),rgba(7,28,37,.92));
  border:1px solid var(--line);border-radius:var(--radius);
  transition:transform .2s ease,border-color .2s ease;
}
.post:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:#08222d}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post:hover .post-thumb img{transform:scale(1.06)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;align-items:center;gap:10px;font-size:.75rem;color:var(--muted-2)}
.post-body h3{font-size:1.02rem;margin:0}
.post-body h3 a{color:var(--text)}
.post-body h3 a:hover{color:var(--gold-2)}
.post-body p{color:var(--muted);font-size:.9rem;margin:0}
.post-link{margin-top:auto;font-size:.83rem;font-weight:700;color:var(--gold-2)}
.feature-split{display:grid;grid-template-columns:1.25fr .75fr;gap:24px}
.side-list li{padding:15px 0;border-bottom:1px dashed rgba(56,189,248,.14)}
.side-list li:last-child{border-bottom:0}
.side-list a{font-weight:600;font-size:.94rem;color:var(--text)}
.side-list a:hover{color:var(--gold-2)}
.side-list span{display:block;font-size:.78rem;color:var(--muted-2);margin-top:5px}
.empty-note{color:var(--muted-2);font-size:.9rem;padding:14px 0}

/* Metrics */
.metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.metric{
  padding:24px;border-radius:var(--radius);text-align:left;
  background:rgba(8,34,45,.7);border:1px solid var(--line);
}
.metric strong{display:block;font-size:1.9rem;font-weight:800;color:var(--gold-2);line-height:1.2}
.metric span{font-size:.85rem;color:var(--muted-2)}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{padding:22px;border-radius:var(--radius);background:rgba(8,34,45,.6);border:1px solid var(--line);position:relative}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-size:1.3rem;font-weight:800;color:rgba(56,189,248,.5);display:block;margin-bottom:10px;
}
.step h3{font-size:1rem}
.step p{font-size:.88rem;color:var(--muted);margin:0}

/* Trust bar */
.trust-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.trust-item{
  display:flex;gap:12px;align-items:flex-start;padding:18px;border-radius:var(--radius);
  background:rgba(8,34,45,.55);border:1px solid var(--line);
}
.trust-item i{font-style:normal;font-size:1.1rem;color:var(--green)}
.trust-item b{display:block;font-size:.93rem;margin-bottom:3px}
.trust-item p{font-size:.83rem;color:var(--muted);margin:0}

/* Testimonials */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.quote{
  padding:24px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(14,53,69,.8),rgba(7,28,37,.9));
  border:1px solid var(--line);
}
.quote p{font-size:.93rem;color:#cbdde4;font-style:italic}
.quote footer{display:flex;align-items:center;gap:11px;margin-top:16px}
.avatar{
  width:38px;height:38px;border-radius:50%;flex:0 0 38px;
  background:linear-gradient(135deg,var(--cyan),var(--gold));
  display:flex;align-items:center;justify-content:center;font-weight:800;color:#062029;font-size:.85rem;
}
.quote footer b{font-size:.88rem;display:block}
.quote footer span{font-size:.76rem;color:var(--muted-2)}

/* FAQ */
.faq{max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;background:rgba(8,34,45,.55);overflow:hidden}
.faq-item summary{
  cursor:pointer;padding:17px 20px;font-weight:700;font-size:.97rem;list-style:none;
  display:flex;justify-content:space-between;gap:14px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold-2);font-size:1.25rem;font-weight:700}
.faq-item[open] summary::after{content:"–"}
.faq-item[open] summary{color:var(--gold-2)}
.faq-body{padding:0 20px 18px;color:var(--muted);font-size:.92rem}

/* Form */
.form-wrap{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:start}
.form-card{
  background:linear-gradient(165deg,rgba(11,43,56,.95),rgba(7,28,37,.95));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-soft);
}
.field{margin-bottom:16px}
.field label{display:block;font-size:.83rem;font-weight:700;margin-bottom:7px;color:#c4d7de}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);
  background:rgba(5,23,31,.85);border:1px solid var(--line);color:var(--text);
  transition:border-color .18s ease,box-shadow .18s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,.16);
}
.privacy-note{font-size:.78rem;color:var(--muted-2);margin-top:12px}
.info-list li{display:flex;gap:12px;padding:13px 0;border-bottom:1px dashed rgba(56,189,248,.14);font-size:.93rem;color:#c9dbe2}
.info-list li:last-child{border-bottom:0}
.info-list b{color:var(--gold-2)}

/* Footer */
.site-footer{background:linear-gradient(180deg,rgba(5,23,31,.6),rgba(3,15,21,1));border-top:1px solid var(--line);padding:56px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.1fr;gap:30px;margin-bottom:36px}
.footer-grid h4{font-size:.86rem;text-transform:uppercase;letter-spacing:1.2px;color:var(--gold-2);margin-bottom:15px}
.footer-grid p{font-size:.86rem;color:var(--muted);line-height:1.65}
.footer-grid li{margin-bottom:9px}
.footer-grid li a{font-size:.87rem;color:var(--muted)}
.footer-grid li a:hover{color:var(--gold-2)}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.footer-pay span{font-size:.72rem;padding:5px 10px;border-radius:7px;background:rgba(56,189,248,.09);border:1px solid var(--line);color:#a9c6d1}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:22px;
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:.79rem;color:var(--muted-2);
}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;border:1.5px solid rgba(247,183,49,.6);
  color:var(--gold-2);font-weight:800;font-size:.72rem;
}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:radial-gradient(circle at 30% 30%,#12455c,#062029);
  border:2px solid var(--gold);color:var(--gold-2);
  box-shadow:0 8px 26px rgba(247,183,49,.34);
  opacity:.82;transition:transform .22s ease,opacity .22s ease;
  animation:fabFloat 3.4s ease-in-out infinite;
}
.fab:hover{transform:scale(1.1) rotate(8deg);opacity:1}
.fab:active{transform:scale(.95)}
.fab span.dot{
  position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;
  background:#ef4444;border:2px solid #05171f;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* Responsive */
@media (max-width:1024px){
  h1{font-size:2rem}
  .hero-inner{grid-template-columns:1fr;padding:44px 0 48px}
  .feature-split{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .g-4,.metrics,.steps,.trust-bar{grid-template-columns:repeat(2,1fr)}
  .article-grid,.entry-grid,.quotes,.g-3{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .nav,.header-actions .btn-ghost{display:none}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .header-actions .btn-primary{padding:9px 15px;font-size:.83rem}
  .form-wrap{grid-template-columns:1fr}
}
@media (max-width:520px){
  body{font-size:15px}
  h1{font-size:1.62rem}
  h2{font-size:1.32rem}
  .container{padding:0 15px}
  .section{padding:44px 0}
  .g-2,.g-3,.g-4,.metrics,.steps,.trust-bar,.article-grid,.entry-grid,.quotes,.footer-grid{grid-template-columns:1fr}
  .logo{max-width:200px;font-size:.82rem}
  .logo-text span{font-size:.6rem}
  .hero-stats{gap:18px}
  .hero-stats div strong{font-size:1.16rem}
  .hero-cta .btn{width:100%}
  .logo-mark{width:34px;height:34px;flex:0 0 34px;font-size:.76rem}
}

/* roulang page: article */
:root{
  --bg:#05171f;
  --bg-2:#08222d;
  --surface:#0b2b38;
  --surface-2:#0e3545;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.34);
  --gold:#f7b731;
  --gold-2:#ffd479;
  --cyan:#38bdf8;
  --cyan-2:#22d3ee;
  --green:#10b981;
  --rose:#f43f5e;
  --text:#f1f7fa;
  --muted:#9fb8c4;
  --muted-2:#7d99a6;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 18px 44px rgba(2,12,20,.55);
  --shadow-soft:0 10px 26px rgba(2,12,20,.38);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.28;font-weight:800}
h1{font-size:2.05rem}
h2{font-size:1.6rem}
h3{font-size:1.15rem}
p{margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:64px 0;border-bottom:1px solid rgba(56,189,248,.08)}
.section:last-of-type{border-bottom:0}
.section-alt{background:linear-gradient(180deg,rgba(8,34,45,.85),rgba(5,23,31,.95))}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;text-transform:uppercase;letter-spacing:1.6px;
  color:var(--gold-2);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--gold),transparent)}
.lead{color:var(--muted);max-width:760px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-weight:700;font-size:.95rem;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--gold),#ff9f1c);color:#231402;box-shadow:0 12px 26px rgba(247,183,49,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(247,183,49,.4)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(247,183,49,.3)}
.btn-ghost{background:rgba(56,189,248,.08);border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{background:rgba(56,189,248,.18);transform:translateY(-2px)}
.btn-outline{background:transparent;border-color:rgba(247,183,49,.5);color:var(--gold-2)}
.btn-outline:hover{background:rgba(247,183,49,.12)}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.badge{
  display:inline-block;padding:4px 11px;border-radius:999px;
  font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.9px;
}
.badge-hot{background:rgba(244,63,94,.16);color:#ff8199;border:1px solid rgba(244,63,94,.35)}
.badge-new{background:rgba(16,185,129,.14);color:#5eead4;border:1px solid rgba(16,185,129,.34)}
.badge-gold{background:rgba(247,183,49,.14);color:var(--gold-2);border:1px solid rgba(247,183,49,.35)}
.badge-cyan{background:rgba(56,189,248,.14);color:#7dd3fc;border:1px solid rgba(56,189,248,.34)}
/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,23,31,.9);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 20px;max-width:var(--max);margin:0 auto}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:.95rem;line-height:1.25;max-width:340px}
.logo-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(135deg,var(--gold),#ff9f1c);
  display:flex;align-items:center;justify-content:center;
  color:#231402;font-weight:900;font-size:.86rem;
  box-shadow:0 8px 18px rgba(247,183,49,.28);
}
.logo-text{color:var(--text)}
.logo-text span{display:block;font-size:.68rem;font-weight:600;color:var(--muted-2);letter-spacing:.6px;margin-top:2px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  padding:9px 14px;border-radius:9px;font-size:.9rem;font-weight:600;color:var(--muted);
  transition:background .18s ease,color .18s ease;
}
.nav a:hover{background:rgba(56,189,248,.1);color:var(--text)}
.nav a.active{color:var(--gold-2);background:rgba(247,183,49,.1)}
.header-actions{display:flex;align-items:center;gap:10px}
.header-actions .btn{padding:10px 18px;font-size:.87rem}
.nav-toggle{
  display:none;background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  color:var(--text);width:42px;height:42px;border-radius:11px;font-size:1.15rem;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(5,23,31,.98)}
.mobile-panel.open{display:block}
.mobile-panel .container{padding:14px 20px 22px}
.mobile-panel a{display:block;padding:12px 14px;border-radius:10px;font-weight:600;color:var(--muted)}
.mobile-panel a.active{color:var(--gold-2);background:rgba(247,183,49,.1)}
.mobile-panel a:hover{background:rgba(56,189,248,.1);color:var(--text)}
/* Article layout */
.article-hero{
  position:relative;overflow:hidden;border-bottom:1px solid var(--line);
  padding:44px 0 42px;
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/488d7b47eb1d00bc.jpg') center/cover no-repeat;
  opacity:.22;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(5,23,31,.97) 34%,rgba(5,23,31,.7) 68%,rgba(5,23,31,.95));
}
.article-hero .container{position:relative;z-index:2;max-width:900px;margin-left:auto;margin-right:auto}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:.82rem;color:var(--muted-2);margin-bottom:16px}
.breadcrumb a:hover{color:var(--gold-2)}
.breadcrumb span{color:var(--muted-2)}
.article-hero h1{font-size:2rem;max-width:840px}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;margin-top:18px;font-size:.85rem;color:var(--muted)}
.article-meta i{color:var(--gold-2);margin-right:6px}
.article-wrap{padding:52px 0 60px}
.article-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:36px;align-items:start}
.article-main{max-width:760px}
.article-body{font-size:1.02rem;color:#d3e3e9;line-height:1.72}
.article-body h2{
  margin:34px 0 14px;font-size:1.42rem;color:var(--text);
  padding-left:14px;border-left:4px solid var(--gold);
}
.article-body h3{margin:26px 0 10px;font-size:1.14rem;color:var(--gold-2)}
.article-body p{margin:0 0 15px}
.article-body ul{margin:0 0 16px;padding-left:0}
.article-body ul li{
  position:relative;padding:7px 0 7px 26px;color:#c9dbe2;
  border-bottom:1px dashed rgba(56,189,248,.12);
}
.article-body ul li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:7px;color:var(--green);font-size:.8rem;
}
.article-body a{color:var(--gold-2);text-decoration:underline;text-underline-offset:3px}
.article-body a:hover{color:var(--gold)}
.article-body strong{color:var(--text)}
.article-body img{border-radius:var(--radius);margin:20px 0;border:1px solid var(--line)}
.article-body blockquote{
  margin:22px 0;padding:18px 22px;border-left:4px solid var(--cyan);
  background:linear-gradient(135deg,rgba(56,189,248,.1),rgba(56,189,248,.02));
  border-radius:0 var(--radius) var(--radius) 0;color:#cfe2e9;
}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:.92rem}
.article-body th,.article-body td{padding:11px 13px;border:1px solid var(--line);text-align:left}
.article-body th{background:rgba(56,189,248,.1);color:var(--gold-2);font-weight:700}
.notice-box{
  margin:26px 0;padding:20px 22px;border-radius:var(--radius);
  background:linear-gradient(150deg,rgba(247,183,49,.12),rgba(247,183,49,.03));
  border:1px solid rgba(247,183,49,.3);
}
.notice-box h3{margin-top:0;font-size:1.05rem;color:var(--gold-2)}
.notice-box p{margin:0;color:#d5e3e8;font-size:.95rem}
.empty-state{
  padding:52px 30px;text-align:center;border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(11,43,56,.9),rgba(7,28,37,.92));
  border:1px dashed var(--line-strong);
}
.empty-state i{font-size:2.2rem;color:var(--gold-2);margin-bottom:14px;display:block}
/* Sidebar */
.sidebar{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px}
.side-card{
  background:linear-gradient(165deg,rgba(11,43,56,.85),rgba(7,28,37,.9));
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
}
.side-card h3{font-size:1rem;margin-bottom:14px;padding-bottom:12px;border-bottom:1px solid var(--line)}
.side-card p{font-size:.9rem;color:var(--muted)}
.side-list li{padding:11px 0;border-bottom:1px dashed rgba(56,189,248,.14);font-size:.9rem;color:#c9dbe2;display:flex;gap:10px}
.side-list li:last-child{border-bottom:0}
.side-list i{color:var(--gold-2);margin-top:4px}
.side-cta{background:linear-gradient(150deg,rgba(247,183,49,.16),rgba(11,43,56,.9));border-color:rgba(247,183,49,.3)}
/* Related content */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  background:linear-gradient(165deg,rgba(11,43,56,.85),rgba(7,28,37,.9));
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-soft)}
.post-card .thumb{aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post-card:hover .thumb img{transform:scale(1.06)}
.post-card .body{padding:18px}
.post-card h3{font-size:1rem;margin-bottom:8px}
.post-card p{font-size:.87rem;color:var(--muted);margin-bottom:12px}
.post-meta{font-size:.76rem;color:var(--muted-2);display:flex;gap:12px;flex-wrap:wrap}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:860px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(11,43,56,.8),rgba(7,28,37,.85));overflow:hidden;
}
.faq-item summary{
  cursor:pointer;padding:18px 22px;font-weight:700;font-size:1rem;color:var(--text);
  list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--gold-2);font-size:.8rem;transition:transform .2s ease}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item[open] summary{color:var(--gold-2)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted);font-size:.93rem}
/* CTA band */
.cta-band{
  background:linear-gradient(135deg,rgba(247,183,49,.14),rgba(56,189,248,.08));
  border:1px solid rgba(247,183,49,.28);border-radius:var(--radius-lg);
  padding:34px;display:grid;grid-template-columns:1.4fr .6fr;gap:26px;align-items:center;
}
.cta-band h3{font-size:1.35rem;margin-bottom:8px}
.cta-band p{margin:0;color:var(--muted);font-size:.95rem}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  background:radial-gradient(circle at 30% 25%,#ffd479,#f7b731 55%,#b9770b);
  border:2px solid #f7b731;
  display:flex;align-items:center;justify-content:center;
  color:#231402;font-size:1.25rem;
  box-shadow:0 6px 25px rgba(245,158,11,.35);
  opacity:.85;transition:transform .22s ease,opacity .22s ease;
  animation:fabFloat 3.2s ease-in-out infinite;
}
.fab:hover{transform:scale(1.1);opacity:1}
.fab:hover i{animation:fabSpin .6s ease}
.fab:active{transform:scale(.95) translateY(3px)}
.fab .dot{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:#dc2626;border:2px solid #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes fabSpin{from{transform:rotate(0)}to{transform:rotate(360deg)}}
/* Footer */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(8,34,45,.7),rgba(5,23,31,.98));padding:52px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:28px}
.site-footer h4{font-size:.95rem;color:var(--gold-2);margin-bottom:14px}
.site-footer p{color:var(--muted);font-size:.89rem}
.site-footer ul li{padding:6px 0;font-size:.89rem;color:var(--muted)}
.site-footer ul li a:hover{color:var(--gold-2)}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.footer-pay span{
  font-size:.74rem;font-weight:700;padding:5px 11px;border-radius:8px;
  background:rgba(56,189,248,.1);border:1px solid var(--line-strong);color:#7dd3fc;
}
.age-badge{
  width:36px;height:36px;border-radius:50%;flex:0 0 36px;
  display:flex;align-items:center;justify-content:center;
  border:2px solid var(--rose);color:#ff8199;font-weight:800;font-size:.78rem;
}
.footer-bottom{
  margin-top:30px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;
  font-size:.82rem;color:var(--muted-2);
}
@media (max-width:1024px){
  .header-inner{flex-wrap:wrap}
  .nav{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .article-grid{grid-template-columns:1fr}
  .sidebar{position:static}
  .card-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr;text-align:left}
}
@media (max-width:768px){
  h1{font-size:1.55rem}
  .article-hero h1{font-size:1.5rem}
  .article-body h2{font-size:1.22rem}
  .hero-inner{grid-template-columns:1fr}
  .card-grid{grid-template-columns:1fr}
  .section{padding:46px 0}
  .article-wrap{padding:40px 0 48px}
  .cta-band{padding:26px}
}
@media (max-width:520px){
  .container{padding:0 15px}
  .header-inner{padding:12px 15px}
  .logo{max-width:200px;font-size:.82rem}
  .logo-mark{width:34px;height:34px;flex:0 0 34px;font-size:.76rem}
  .header-actions .btn{padding:9px 13px;font-size:.8rem}
  .article-meta{gap:12px;font-size:.79rem}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:6px}
  .fab{left:12px;bottom:84px;width:52px;height:52px}
  .hero-stats{gap:18px}
}

/* roulang page: category1 */
:root{
  --bg:#05171f;
  --bg-2:#08222d;
  --surface:#0b2b38;
  --surface-2:#0e3545;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.34);
  --gold:#f7b731;
  --gold-2:#ffd479;
  --cyan:#38bdf8;
  --cyan-2:#22d3ee;
  --green:#10b981;
  --rose:#f43f5e;
  --text:#f1f7fa;
  --muted:#9fb8c4;
  --muted-2:#7d99a6;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 18px 44px rgba(2,12,20,.55);
  --shadow-soft:0 10px 26px rgba(2,12,20,.38);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.28;font-weight:800}
h1{font-size:clamp(1.7rem,3.6vw,2.55rem);letter-spacing:-.4px}
h2{font-size:clamp(1.35rem,2.4vw,1.9rem)}
h3{font-size:1.1rem}
p{margin:0 0 14px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:64px 0;border-bottom:1px solid rgba(56,189,248,.08)}
.section:last-of-type{border-bottom:0}
.section-alt{background:linear-gradient(180deg,rgba(8,34,45,.85),rgba(5,23,31,.95))}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;text-transform:uppercase;letter-spacing:1.6px;
  color:var(--gold-2);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--gold),transparent)}
.lead{color:var(--muted);max-width:820px}
.grid{display:grid;gap:20px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-weight:700;font-size:.95rem;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--gold),#ff9f1c);color:#231402;box-shadow:0 12px 26px rgba(247,183,49,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(247,183,49,.4)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(247,183,49,.3)}
.btn-ghost{background:rgba(56,189,248,.08);border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{background:rgba(56,189,248,.18);transform:translateY(-2px)}
.btn-outline{background:transparent;border-color:rgba(247,183,49,.5);color:var(--gold-2)}
.btn-outline:hover{background:rgba(247,183,49,.12)}
.btn:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.badge{
  display:inline-block;padding:4px 11px;border-radius:999px;
  font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.9px;
}
.badge-hot{background:rgba(244,63,94,.16);color:#ff8199;border:1px solid rgba(244,63,94,.35)}
.badge-new{background:rgba(16,185,129,.14);color:#5eead4;border:1px solid rgba(16,185,129,.34)}
.badge-gold{background:rgba(247,183,49,.14);color:var(--gold-2);border:1px solid rgba(247,183,49,.35)}
.badge-cyan{background:rgba(56,189,248,.14);color:#7dd3fc;border:1px solid rgba(56,189,248,.34)}
/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,23,31,.9);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 20px;max-width:var(--max);margin:0 auto}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:.95rem;line-height:1.25;max-width:340px}
.logo-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(135deg,var(--gold),#ff9f1c);
  display:flex;align-items:center;justify-content:center;
  color:#231402;font-weight:900;font-size:.86rem;
  box-shadow:0 8px 18px rgba(247,183,49,.28);
}
.logo-text{color:var(--text)}
.logo-text span{display:block;font-size:.68rem;font-weight:600;color:var(--muted-2);letter-spacing:.6px;margin-top:2px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  padding:9px 14px;border-radius:9px;font-size:.9rem;font-weight:600;color:var(--muted);
  transition:background .18s ease,color .18s ease;
}
.nav a:hover{background:rgba(56,189,248,.1);color:var(--text)}
.nav a.active{color:var(--gold-2);background:rgba(247,183,49,.1)}
.header-actions{display:flex;align-items:center;gap:10px}
.header-actions .btn{padding:10px 18px;font-size:.87rem}
.nav-toggle{
  display:none;background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  color:var(--text);width:42px;height:42px;border-radius:11px;font-size:1.15rem;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(5,23,31,.98)}
.mobile-panel.open{display:block}
.mobile-panel .container{padding:14px 20px 22px}
.mobile-panel a{display:block;padding:12px 14px;border-radius:10px;font-weight:600;color:var(--muted)}
.mobile-panel a.active{color:var(--gold-2);background:rgba(247,183,49,.1)}
.mobile-panel a:hover{background:rgba(56,189,248,.1);color:var(--text)}
/* Page hero */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/488d7b47eb1d00bc.jpg') center/cover no-repeat;
  opacity:.32;filter:saturate(.9);
}
.page-hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,rgba(5,23,31,.97) 26%,rgba(5,23,31,.78) 60%,rgba(5,23,31,.96))}
.page-hero-inner{position:relative;padding:56px 0 60px;display:grid;grid-template-columns:1.2fr .8fr;gap:38px;align-items:center}
.crumb{font-size:.82rem;color:var(--muted-2);margin-bottom:14px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--gold-2)}
.page-hero h1 em{font-style:normal;color:var(--gold-2)}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:24px 0 18px}
.hero-meta{display:flex;flex-wrap:wrap;gap:24px;padding-top:20px;border-top:1px solid var(--line)}
.hero-meta div strong{display:block;font-size:1.35rem;color:var(--gold-2);font-weight:800}
.hero-meta div span{font-size:.8rem;color:var(--muted-2)}
.hero-side{
  background:linear-gradient(160deg,rgba(11,43,56,.96),rgba(8,34,45,.9));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:24px;box-shadow:var(--shadow);
}
.hero-side h3{font-size:1rem;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.hero-side h3 i{color:var(--gold-2)}
.hp-list li{display:flex;gap:11px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed rgba(56,189,248,.14);font-size:.9rem;color:#c9dbe2}
.hp-list li:last-child{border-bottom:0}
.hp-list i{color:var(--cyan);margin-top:4px}
/* Cards */
.card{
  background:linear-gradient(165deg,rgba(11,43,56,.85),rgba(7,28,37,.9));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-soft);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.card h3{display:flex;align-items:center;gap:10px}
.card h3 i{color:var(--gold-2)}
.card p{color:var(--muted);font-size:.92rem;margin-bottom:0}
.cards-3{grid-template-columns:repeat(3,1fr)}
.cards-2{grid-template-columns:repeat(2,1fr)}
/* Feature split */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:center}
.split-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow)}
.split-media img{width:100%;height:100%;object-fit:cover;min-height:280px}
.checks li{display:flex;gap:11px;align-items:flex-start;padding:9px 0;font-size:.94rem;color:#cfdfe6}
.checks i{color:var(--green);margin-top:5px}
/* Steps */
.steps{counter-reset:step;grid-template-columns:repeat(4,1fr)}
.step{
  position:relative;padding:26px 20px;border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(14,53,69,.7),rgba(7,28,37,.85));
  border:1px solid var(--line);
}
.step::before{
  counter-increment:step;content:counter(step);
  display:flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:11px;margin-bottom:14px;
  background:linear-gradient(135deg,var(--gold),#ff9f1c);color:#231402;
  font-weight:900;font-size:1rem;
}
.step h3{font-size:1rem;margin-bottom:8px}
.step p{font-size:.9rem;color:var(--muted);margin:0}
/* Metrics band */
.metrics-band{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  background:linear-gradient(120deg,rgba(8,34,45,.94),rgba(5,23,31,.9));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:26px 24px;box-shadow:var(--shadow-soft);
}
.metric{text-align:left;padding:6px 4px}
.metric strong{display:block;font-size:1.55rem;font-weight:800;color:var(--gold-2);letter-spacing:-.5px}
.metric span{font-size:.82rem;color:var(--muted-2)}
/* Compare table */
.compare{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.compare th,.compare td{padding:14px 16px;text-align:left;font-size:.9rem;border-bottom:1px solid var(--line)}
.compare thead th{background:rgba(56,189,248,.09);color:var(--gold-2);font-size:.78rem;text-transform:uppercase;letter-spacing:1px}
.compare tbody tr:hover{background:rgba(56,189,248,.05)}
.compare td:first-child{color:var(--text);font-weight:600}
.compare td{color:var(--muted)}
.compare .ok{color:#5eead4}
.compare .no{color:#ff8199}
/* Warnings */
.warn-list li{
  display:flex;gap:12px;align-items:flex-start;padding:14px 16px;margin-bottom:12px;
  border-radius:var(--radius-sm);border:1px solid rgba(244,63,94,.24);
  background:rgba(244,63,94,.06);font-size:.92rem;color:#e5edf1;
}
.warn-list i{color:var(--rose);margin-top:4px}
/* Content list */
.post-grid{grid-template-columns:repeat(3,1fr)}
.post-card{
  display:flex;flex-direction:column;overflow:hidden;
  background:linear-gradient(165deg,rgba(11,43,56,.85),rgba(7,28,37,.9));
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-soft);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.post-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.post-card:hover .post-thumb img{transform:scale(1.06)}
.post-thumb .badge{position:absolute;top:12px;left:12px;backdrop-filter:blur(6px)}
.post-body{padding:18px 20px 22px;display:flex;flex-direction:column;flex:1}
.post-body h3{font-size:1rem;line-height:1.45;margin-bottom:10px}
.post-body h3 a:hover{color:var(--gold-2)}
.post-body p{font-size:.88rem;color:var(--muted);margin-bottom:14px}
.post-meta{display:flex;gap:14px;font-size:.78rem;color:var(--muted-2);margin-top:auto}
.post-meta i{margin-right:5px;color:var(--cyan)}
.empty-note{padding:18px 20px;border:1px dashed var(--line-strong);border-radius:var(--radius-sm);color:var(--muted);font-size:.92rem}
/* FAQ */
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);margin-bottom:12px;background:rgba(11,43,56,.6);overflow:hidden}
.faq-item summary{
  cursor:pointer;padding:16px 20px;font-weight:700;font-size:.95rem;
  display:flex;justify-content:space-between;gap:12px;align-items:center;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--gold-2);transition:transform .2s ease}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item summary:hover{color:var(--gold-2)}
.faq-item .faq-body{padding:0 20px 18px;color:var(--muted);font-size:.92rem}
/* CTA */
.cta-band{
  border-radius:var(--radius-lg);padding:34px 30px;
  background:linear-gradient(120deg,rgba(247,183,49,.14),rgba(8,34,45,.94) 55%,rgba(56,189,248,.12));
  border:1px solid var(--line-strong);box-shadow:var(--shadow);
  display:grid;grid-template-columns:1.3fr .7fr;gap:26px;align-items:center;
}
.cta-band h2{margin-bottom:10px}
.cta-band p{color:#c9dbe2;margin:0}
.cta-actions{display:flex;flex-direction:column;gap:12px}
/* Channel matrix */
.channel-grid{grid-template-columns:repeat(3,1fr)}
.channel{
  padding:22px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(165deg,rgba(14,53,69,.62),rgba(7,28,37,.85));
  display:flex;flex-direction:column;gap:10px;transition:border-color .2s ease,transform .2s ease;
}
.channel:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.channel .ch-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.channel h3{margin:0;font-size:1rem}
.channel p{font-size:.88rem;color:var(--muted);margin:0}
.channel a.more{font-size:.85rem;font-weight:700;color:var(--gold-2);display:inline-flex;align-items:center;gap:7px;margin-top:auto}
.channel a.more:hover{color:var(--gold)}
/* Footer */
.site-footer{background:linear-gradient(180deg,rgba(5,23,31,.6),rgba(3,15,21,.98));border-top:1px solid var(--line);padding:52px 0 26px;margin-top:6px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.3fr;gap:30px}
.site-footer h4{font-size:.95rem;color:var(--text);margin-bottom:14px}
.site-footer p{font-size:.88rem;color:var(--muted);max-width:340px}
.site-footer ul li{margin-bottom:9px}
.site-footer ul a{font-size:.88rem;color:var(--muted)}
.site-footer ul a:hover{color:var(--gold-2)}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.footer-pay span{
  font-size:.72rem;font-weight:700;letter-spacing:.5px;
  padding:5px 11px;border-radius:999px;color:#cfe6ee;
  background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:50%;font-weight:800;font-size:.85rem;
  color:var(--gold-2);border:2px solid rgba(247,183,49,.5);background:rgba(247,183,49,.08);
}
.footer-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.8rem;color:var(--muted-2);
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(247,183,49,.95),#ff9f1c);
  color:#231402;font-size:1.25rem;
  border:2px solid rgba(255,212,121,.9);
  box-shadow:0 8px 26px rgba(247,183,49,.4);
  cursor:pointer;opacity:.86;transition:transform .2s ease,opacity .2s ease;
  animation:fabFloat 3.2s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1)}
.fab:active{transform:scale(.95) translateY(2px)}
.fab::after{
  content:"";position:absolute;top:-3px;right:-3px;width:13px;height:13px;
  border-radius:50%;background:#dc2626;box-shadow:0 0 0 2px #ffffff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
/* Responsive */
@media (max-width:1024px){
  .page-hero-inner{grid-template-columns:1fr;gap:28px;padding:44px 0 48px}
  .split{grid-template-columns:1fr;gap:26px}
  .cards-3,.post-grid,.channel-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .metrics-band{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr;gap:20px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
}
@media (max-width:768px){
  .section{padding:48px 0}
  .header-actions .btn{padding:9px 13px;font-size:.8rem}
  .cards-2,.cards-3,.post-grid,.channel-grid{grid-template-columns:1fr}
  .compare{display:block;overflow-x:auto;white-space:nowrap}
}
@media (max-width:520px){
  h1{font-size:1.5rem}
  .hero-meta{gap:16px}
  .hero-cta .btn{width:100%}
  .logo{font-size:.82rem;max-width:210px}
  .logo-mark{width:34px;height:34px;flex:0 0 34px;font-size:.76rem}
  .header-actions{gap:6px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
}

/* roulang page: category3 */
:root{
  --bg:#05171f;
  --bg-2:#08222d;
  --surface:#0b2b38;
  --surface-2:#0e3545;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.34);
  --gold:#f7b731;
  --gold-2:#ffd479;
  --cyan:#38bdf8;
  --cyan-2:#22d3ee;
  --green:#10b981;
  --rose:#f43f5e;
  --text:#f1f7fa;
  --muted:#9fb8c4;
  --muted-2:#7d99a6;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 18px 44px rgba(2,12,20,.55);
  --shadow-soft:0 10px 26px rgba(2,12,20,.38);
  --max:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.28;letter-spacing:-.2px}
h1{font-size:2.1rem;font-weight:800}
h2{font-size:1.55rem;font-weight:800}
h3{font-size:1.12rem;font-weight:700}
p{margin:0 0 14px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:64px 0;border-bottom:1px solid rgba(56,189,248,.08)}
.section:last-of-type{border-bottom:0}
.section-alt{background:linear-gradient(180deg,rgba(8,34,45,.85),rgba(5,23,31,.95))}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;text-transform:uppercase;letter-spacing:1.6px;
  color:var(--gold-2);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--gold),transparent)}
.lead{color:var(--muted);max-width:760px}
.section-head{max-width:780px;margin-bottom:34px}
.section-head.left{text-align:left}
.grid{display:grid;gap:20px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-weight:700;font-size:.95rem;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--gold),#ff9f1c);color:#231402;box-shadow:0 12px 26px rgba(247,183,49,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(247,183,49,.4)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(247,183,49,.3)}
.btn-ghost{background:rgba(56,189,248,.08);border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{background:rgba(56,189,248,.18);transform:translateY(-2px)}
.btn-outline{background:transparent;border-color:rgba(247,183,49,.5);color:var(--gold-2)}
.btn-outline:hover{background:rgba(247,183,49,.12)}
.btn-block{width:100%}
.btn:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.badge{
  display:inline-block;padding:4px 11px;border-radius:999px;
  font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.9px;
}
.badge-hot{background:rgba(244,63,94,.16);color:#ff8199;border:1px solid rgba(244,63,94,.35)}
.badge-new{background:rgba(16,185,129,.14);color:#5eead4;border:1px solid rgba(16,185,129,.34)}
.badge-gold{background:rgba(247,183,49,.14);color:var(--gold-2);border:1px solid rgba(247,183,49,.35)}
.badge-cyan{background:rgba(56,189,248,.14);color:#7dd3fc;border:1px solid rgba(56,189,248,.34)}
/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,23,31,.9);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 20px;max-width:var(--max);margin:0 auto}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:.95rem;line-height:1.25;max-width:340px}
.logo-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(135deg,var(--gold),#ff9f1c);
  display:flex;align-items:center;justify-content:center;
  color:#231402;font-weight:900;font-size:.86rem;
  box-shadow:0 8px 18px rgba(247,183,49,.28);
}
.logo-text{color:var(--text)}
.logo-text span{display:block;font-size:.68rem;font-weight:600;color:var(--muted-2);letter-spacing:.6px;margin-top:2px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  padding:9px 14px;border-radius:9px;font-size:.9rem;font-weight:600;color:var(--muted);
  transition:background .18s ease,color .18s ease;
}
.nav a:hover{background:rgba(56,189,248,.1);color:var(--text)}
.nav a.active{color:var(--gold-2);background:rgba(247,183,49,.1)}
.header-actions{display:flex;align-items:center;gap:10px}
.header-actions .btn{padding:10px 18px;font-size:.87rem}
.nav-toggle{
  display:none;background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  color:var(--text);width:42px;height:42px;border-radius:11px;font-size:1.15rem;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(5,23,31,.98)}
.mobile-panel.open{display:block}
.mobile-panel .container{padding:14px 20px 22px}
.mobile-panel a{display:block;padding:12px 14px;border-radius:10px;font-weight:600;color:var(--muted)}
.mobile-panel a.active{color:var(--gold-2);background:rgba(247,183,49,.1)}
.mobile-panel a:hover{background:rgba(56,189,248,.1);color:var(--text)}
/* Page hero (category) */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero-bg{
  position:absolute;inset:0;
  background:url('/assets/images/488d7b47eb1d00bc.jpg') center/cover no-repeat;
  opacity:.3;filter:saturate(.9);
}
.page-hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(5,23,31,.97) 34%,rgba(5,23,31,.7) 68%,rgba(5,23,31,.95))}
.page-hero-inner{position:relative;padding:46px 0 50px;display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}
.page-hero h1{font-size:2rem;margin-bottom:16px}
.page-hero h1 em{font-style:normal;color:var(--gold-2)}
.page-hero .lead{color:#c4d7de;font-size:1rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:22px;padding-top:18px;border-top:1px solid var(--line)}
.hero-meta div strong{display:block;font-size:1.32rem;color:var(--gold-2);font-weight:800}
.hero-meta div span{font-size:.79rem;color:var(--muted-2)}
.hero-aside{
  background:linear-gradient(160deg,rgba(11,43,56,.96),rgba(8,34,45,.9));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow);
}
.hero-aside h3{font-size:1.02rem;margin-bottom:14px}
.hp-list li{display:flex;gap:11px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed rgba(56,189,248,.14);font-size:.91rem;color:#c9dbe2}
.hp-list li:last-child{border-bottom:0}
.hp-list b{color:var(--gold-2)}
/* Cards */
.card{
  background:linear-gradient(165deg,rgba(11,43,56,.85),rgba(7,28,37,.9));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:24px;box-shadow:var(--shadow-soft);
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.card .ico{
  width:46px;height:46px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(56,189,248,.12);border:1px solid var(--line-strong);
  color:var(--gold-2);font-size:1.2rem;margin-bottom:14px;font-weight:800;
}
.card p{color:var(--muted);font-size:.92rem;margin-bottom:0}
.card h3{margin-bottom:10px}
/* Numbered benefit rows */
.benefit-row{display:grid;grid-template-columns:56px 1fr;gap:18px;padding:22px 0;border-bottom:1px dashed rgba(56,189,248,.16)}
.benefit-row:last-child{border-bottom:0}
.benefit-num{
  width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:1.1rem;color:#231402;background:linear-gradient(135deg,var(--gold),#ff9f1c);
  box-shadow:0 10px 22px rgba(247,183,49,.25);
}
.benefit-row h3{margin-bottom:6px}
.benefit-row p{color:var(--muted);font-size:.93rem;margin-bottom:0}
/* Scenario cards */
.scene-card{
  border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;background:linear-gradient(165deg,rgba(11,43,56,.82),rgba(7,28,37,.92));
  transition:transform .2s ease,border-color .2s ease;
}
.scene-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.scene-card img{width:100%;height:180px;object-fit:cover;opacity:.92}
.scene-card .body{padding:20px}
.scene-card .body p{color:var(--muted);font-size:.91rem;margin-bottom:0}
.scene-card .body h3{margin-bottom:8px}
/* Steps */
.steps{display:grid;gap:18px;counter-reset:step}
.step{
  display:grid;grid-template-columns:64px 1fr;gap:20px;align-items:start;
  background:linear-gradient(150deg,rgba(11,43,56,.78),rgba(7,28,37,.9));
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
}
.step-idx{
  width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1.05rem;color:var(--gold-2);
  background:rgba(247,183,49,.1);border:1px solid rgba(247,183,49,.4);
}
.step h3{margin-bottom:6px}
.step p{color:var(--muted);font-size:.92rem;margin-bottom:0}
/* Stats band */
.stats-band{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  background:linear-gradient(140deg,rgba(14,53,69,.92),rgba(8,34,45,.9));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:28px;box-shadow:var(--shadow-soft);
}
.stat-box strong{display:block;font-size:1.7rem;font-weight:900;color:var(--gold-2);line-height:1.1}
.stat-box span{font-size:.82rem;color:var(--muted-2);display:block;margin-top:4px}
/* Compare */
.compare-table{width:100%;border-collapse:collapse;font-size:.92rem}
.compare-table th,.compare-table td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left}
.compare-table th{color:var(--gold-2);font-size:.8rem;text-transform:uppercase;letter-spacing:.8px}
.compare-table td{color:var(--muted)}
.compare-table tr:last-child td{border-bottom:0}
.compare-table td:first-child{color:var(--text);font-weight:600}
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:rgba(7,28,37,.7)}
/* Payments */
.pay-grid{display:flex;flex-wrap:wrap;gap:12px}
.pay-chip{
  display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:999px;
  background:rgba(56,189,248,.08);border:1px solid var(--line-strong);
  font-weight:700;font-size:.86rem;color:var(--text);
}
.pay-chip span.dot{width:8px;height:8px;border-radius:50%;background:var(--green)}
/* FAQ */
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(11,43,56,.72),rgba(7,28,37,.88));
  margin-bottom:14px;overflow:hidden;
}
.faq-item summary{
  cursor:pointer;padding:18px 22px;font-weight:700;font-size:.97rem;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--gold-2);font-size:1.3rem;font-weight:700;flex:0 0 auto}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted);font-size:.92rem}
/* Article list */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(165deg,rgba(11,43,56,.8),rgba(7,28,37,.92));
  display:flex;flex-direction:column;
  transition:transform .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.post-card img{width:100%;height:170px;object-fit:cover}
.post-card .body{padding:18px;display:flex;flex-direction:column;gap:8px;flex:1}
.post-card .meta{font-size:.76rem;color:var(--muted-2);display:flex;gap:10px;flex-wrap:wrap}
.post-card h3{font-size:.98rem;margin:0}
.post-card h3 a:hover{color:var(--gold-2)}
.post-card .excerpt{color:var(--muted);font-size:.88rem;margin:0}
.empty-note{color:var(--muted-2);text-align:center;padding:26px 0;font-size:.92rem}
/* CTA band */
.cta-band{
  background:linear-gradient(130deg,rgba(247,183,49,.12),rgba(56,189,248,.08));
  border:1px solid rgba(247,183,49,.34);border-radius:var(--radius-lg);
  padding:34px;display:grid;grid-template-columns:1.3fr auto;gap:26px;align-items:center;
  box-shadow:var(--shadow-soft);
}
.cta-band h2{margin-bottom:8px}
.cta-band p{color:var(--muted);margin:0}
/* Footer */
.site-footer{background:linear-gradient(180deg,rgba(8,34,45,.9),rgba(4,18,25,.98));border-top:1px solid var(--line);padding:54px 0 22px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:30px}
.site-footer h4{font-size:.95rem;color:var(--text);margin-bottom:14px}
.site-footer p{color:var(--muted);font-size:.88rem}
.site-footer ul li{margin-bottom:9px}
.site-footer ul a{color:var(--muted);font-size:.88rem;transition:color .18s ease}
.site-footer ul a:hover{color:var(--gold-2)}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.footer-pay span{
  font-size:.75rem;padding:5px 12px;border-radius:999px;
  background:rgba(56,189,248,.08);border:1px solid var(--line);color:var(--muted);
}
.footer-bottom{
  margin-top:34px;padding-top:18px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.8rem;color:var(--muted-2);
}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:10px;font-weight:800;font-size:.82rem;
  color:var(--gold-2);border:1px solid rgba(247,183,49,.45);background:rgba(247,183,49,.08);
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--gold),#ff9f1c);
  color:#231402;font-weight:900;font-size:1.2rem;
  box-shadow:0 10px 26px rgba(247,183,49,.4);
  transition:transform .2s ease,box-shadow .2s ease,opacity .2s ease;
  opacity:.88;text-decoration:none;
}
.fab:hover{transform:scale(1.08);opacity:1;box-shadow:0 14px 34px rgba(247,183,49,.55)}
.fab:active{transform:scale(.94)}
.fab .fab-dot{
  position:absolute;top:2px;right:2px;width:12px;height:12px;border-radius:50%;
  background:var(--rose);border:2px solid #fff;
}
/* Responsive */
@media (max-width:1024px){
  .page-hero-inner{grid-template-columns:1fr;gap:26px}
  .g-4{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .stats-band{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr}
}
@media (max-width:860px){
  .nav{display:none}
  .nav-toggle{display:flex;align-items:center;justify-content:center}
  .header-actions .btn-ghost{display:none}
  .g-3{grid-template-columns:1fr}
}
@media (max-width:768px){
  h1{font-size:1.66rem}
  .page-hero h1{font-size:1.6rem}
  h2{font-size:1.28rem}
  .section{padding:48px 0}
  .g-2,.g-4{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .step{grid-template-columns:1fr;gap:12px}
  .benefit-row{grid-template-columns:1fr;gap:12px}
  .footer-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .header-inner{padding:12px 16px}
  .logo{font-size:.84rem;max-width:190px}
  .logo-mark{width:34px;height:34px;flex:0 0 34px;font-size:.76rem}
  .logo-text span{display:none}
  .header-actions .btn-primary{padding:9px 14px;font-size:.8rem}
  .container{padding:0 16px}
  .hero-cta .btn{width:100%}
  .stats-band{grid-template-columns:1fr;padding:22px}
  .cta-band{padding:24px}
  .fab{left:12px;bottom:86px;width:52px;height:52px}
}

/* roulang page: category2 */
:root{
  --bg:#05171f;
  --bg-2:#08222d;
  --surface:#0b2b38;
  --surface-2:#0e3545;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.34);
  --gold:#f7b731;
  --gold-2:#ffd479;
  --cyan:#38bdf8;
  --cyan-2:#22d3ee;
  --green:#10b981;
  --rose:#f43f5e;
  --text:#f1f7fa;
  --muted:#9fb8c4;
  --muted-2:#7d99a6;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:24px;
  --shadow:0 18px 44px rgba(2,12,20,.55);
  --shadow-soft:0 10px 26px rgba(2,12,20,.38);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0 0 14px;line-height:1.28;font-weight:800}
h1{font-size:2.15rem}
h2{font-size:1.6rem}
h3{font-size:1.12rem}
p{margin:0 0 14px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:66px 0;border-bottom:1px solid rgba(56,189,248,.08)}
.section:last-of-type{border-bottom:0}
.section-alt{background:linear-gradient(180deg,rgba(8,34,45,.85),rgba(5,23,31,.95))}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;text-transform:uppercase;letter-spacing:1.6px;
  color:var(--gold-2);font-weight:700;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--gold),transparent)}
.lead{color:var(--muted);max-width:760px}
.grid{display:grid;gap:20px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:var(--radius-sm);border:1px solid transparent;
  font-weight:700;font-size:.95rem;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
}
.btn-primary{background:linear-gradient(135deg,var(--gold),#ff9f1c);color:#231402;box-shadow:0 12px 26px rgba(247,183,49,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 34px rgba(247,183,49,.4)}
.btn-primary:active{transform:translateY(0);box-shadow:0 8px 18px rgba(247,183,49,.3)}
.btn-ghost{background:rgba(56,189,248,.08);border-color:var(--line-strong);color:var(--text)}
.btn-ghost:hover{background:rgba(56,189,248,.18);transform:translateY(-2px)}
.btn-outline{background:transparent;border-color:rgba(247,183,49,.5);color:var(--gold-2)}
.btn-outline:hover{background:rgba(247,183,49,.12)}
.btn-block{width:100%}
.badge{
  display:inline-block;padding:4px 11px;border-radius:999px;
  font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.9px;
}
.badge-hot{background:rgba(244,63,94,.16);color:#ff8199;border:1px solid rgba(244,63,94,.35)}
.badge-new{background:rgba(16,185,129,.14);color:#5eead4;border:1px solid rgba(16,185,129,.34)}
.badge-gold{background:rgba(247,183,49,.14);color:var(--gold-2);border:1px solid rgba(247,183,49,.35)}
.badge-cyan{background:rgba(56,189,248,.14);color:#7dd3fc;border:1px solid rgba(56,189,248,.34)}
/* Header */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(5,23,31,.9);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 20px;max-width:var(--max);margin:0 auto}
.logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:.95rem;line-height:1.25;max-width:340px}
.logo-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(135deg,var(--gold),#ff9f1c);
  display:flex;align-items:center;justify-content:center;
  color:#231402;font-weight:900;font-size:.86rem;
  box-shadow:0 8px 18px rgba(247,183,49,.28);
}
.logo-text{color:var(--text)}
.logo-text span{display:block;font-size:.68rem;font-weight:600;color:var(--muted-2);letter-spacing:.6px;margin-top:2px}
.nav{display:flex;align-items:center;gap:6px}
.nav a{
  padding:9px 14px;border-radius:9px;font-size:.9rem;font-weight:600;color:var(--muted);
  transition:background .18s ease,color .18s ease;
}
.nav a:hover{background:rgba(56,189,248,.1);color:var(--text)}
.nav a.active{color:var(--gold-2);background:rgba(247,183,49,.1)}
.nav-toggle{
  display:none;background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  color:var(--text);width:42px;height:42px;border-radius:11px;font-size:1.15rem;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid var(--line);background:rgba(5,23,31,.98)}
.mobile-panel.open{display:block}
.mobile-panel .container{padding:14px 20px 22px}
.mobile-panel a{display:block;padding:12px 14px;border-radius:10px;font-weight:600;color:var(--muted)}
.mobile-panel a.active{color:var(--gold-2);background:rgba(247,183,49,.1)}
.mobile-panel a:hover{background:rgba(56,189,248,.1);color:var(--text)}
/* card */
.card{
  background:linear-gradient(165deg,rgba(11,43,56,.85),rgba(7,28,37,.9));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:var(--shadow-soft);
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
}
.card:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow)}
.card h3{margin-bottom:9px}
.card p{color:var(--muted);font-size:.93rem;margin-bottom:0}
.card-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(247,183,49,.12);border:1px solid rgba(247,183,49,.3);color:var(--gold-2);
  font-size:1.15rem;margin-bottom:14px;
}
/* page hero */
.page-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--line)}
.page-hero-bg{position:absolute;inset:0;background:url('/assets/images/488d7b47eb1d00bc.jpg') center/cover no-repeat;opacity:.3}
.page-hero-bg::after{content:"";position:absolute;inset:0;background:linear-gradient(105deg,rgba(5,23,31,.97) 32%,rgba(5,23,31,.74) 64%,rgba(5,23,31,.95))}
.page-hero-inner{position:relative;padding:46px 0 50px;display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}
.crumb{font-size:.8rem;color:var(--muted-2);margin-bottom:16px}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--gold-2)}
.page-hero h1 em{font-style:normal;color:var(--gold-2)}
.page-hero .lead{color:#c4d7de;font-size:1rem}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 18px}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:6px}
.chip{
  font-size:.78rem;color:var(--muted);border:1px solid var(--line);
  padding:6px 12px;border-radius:999px;background:rgba(56,189,248,.05);
}
.hero-panel{
  background:linear-gradient(160deg,rgba(11,43,56,.96),rgba(8,34,45,.9));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:26px;box-shadow:var(--shadow);
}
.hero-panel h3{font-size:1.05rem;margin-bottom:14px}
.hp-list li{display:flex;gap:11px;align-items:flex-start;padding:11px 0;border-bottom:1px dashed rgba(56,189,248,.14);font-size:.92rem;color:#c9dbe2}
.hp-list li:last-child{border-bottom:0}
.hp-list b{color:var(--gold-2)}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);flex:0 0 8px;margin-top:8px;box-shadow:0 0 0 4px rgba(16,185,129,.14)}
/* stats */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{
  background:rgba(11,43,56,.6);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;
}
.stat strong{display:block;font-size:1.7rem;font-weight:800;color:var(--gold-2)}
.stat span{font-size:.82rem;color:var(--muted-2)}
/* service grid */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
/* compare */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-col{border-radius:var(--radius);padding:24px;border:1px solid var(--line)}
.compare-good{background:linear-gradient(160deg,rgba(16,185,129,.1),rgba(11,43,56,.85));border-color:rgba(16,185,129,.32)}
.compare-bad{background:linear-gradient(160deg,rgba(244,63,94,.08),rgba(11,43,56,.85));border-color:rgba(244,63,94,.28)}
.compare-col h3{display:flex;align-items:center;gap:9px}
.compare-col li{display:flex;gap:10px;padding:9px 0;font-size:.92rem;color:#c9dbe2;border-bottom:1px dashed rgba(56,189,248,.12)}
.compare-col li:last-child{border-bottom:0}
.tick{color:var(--green);font-weight:800}
.cross{color:var(--rose);font-weight:800}
/* timeline */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--gold),rgba(56,189,248,.2))}
.tl-item{position:relative;padding:0 0 24px 12px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-26px;top:5px;width:16px;height:16px;border-radius:50%;background:var(--surface);border:2px solid var(--gold)}
.tl-item strong{display:block;color:var(--text);margin-bottom:4px}
.tl-item p{color:var(--muted);font-size:.92rem;margin:0}
/* list posts */
.post-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.post-card{
  background:linear-gradient(165deg,rgba(11,43,56,.85),rgba(7,28,37,.9));
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  transition:border-color .2s ease,transform .2s ease,box-shadow .2s ease;
  display:flex;flex-direction:column;
}
.post-card:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow)}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:var(--surface-2)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:18px;display:flex;flex-direction:column;gap:9px;flex:1}
.post-body h3{font-size:1rem;margin:0}
.post-body p{font-size:.88rem;color:var(--muted);margin:0}
.post-meta{font-size:.76rem;color:var(--muted-2);display:flex;gap:10px;flex-wrap:wrap}
.post-more{margin-top:auto;color:var(--gold-2);font-weight:700;font-size:.85rem}
.empty-note{color:var(--muted);font-size:.95rem;padding:20px;border:1px dashed var(--line-strong);border-radius:var(--radius)}
/* assurance */
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.assure{
  background:rgba(11,43,56,.6);border:1px solid var(--line);border-radius:var(--radius);
  padding:20px;text-align:left;
}
.assure strong{display:block;color:var(--gold-2);margin-bottom:6px}
.assure p{color:var(--muted);font-size:.88rem;margin:0}
/* faq */
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:rgba(11,43,56,.55);margin-bottom:12px;overflow:hidden}
.faq-q{
  width:100%;text-align:left;background:transparent;border:0;cursor:pointer;
  padding:16px 18px;font-weight:700;font-size:.96rem;color:var(--text);
  display:flex;justify-content:space-between;gap:12px;align-items:center;
}
.faq-q:hover{color:var(--gold-2)}
.faq-q .plus{color:var(--gold-2);font-size:1.2rem;transition:transform .2s ease}
.faq-item.open .faq-q .plus{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 18px}
.faq-item.open .faq-a{max-height:340px;padding:0 18px 18px}
.faq-a p{color:var(--muted);font-size:.92rem;margin:0}
/* cta */
.cta-band{
  background:linear-gradient(135deg,rgba(247,183,49,.12),rgba(56,189,248,.1));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:32px;display:grid;grid-template-columns:1.2fr .8fr;gap:26px;align-items:center;
}
.cta-band h2{margin-bottom:10px}
.cta-band p{color:var(--muted);margin-bottom:0}
.cta-form{display:grid;gap:12px}
.cta-form label{font-size:.82rem;color:var(--muted);font-weight:600}
.cta-form input{
  width:100%;padding:12px 14px;border-radius:var(--radius-sm);
  background:rgba(5,23,31,.7);border:1px solid var(--line-strong);color:var(--text);
  transition:border-color .2s ease,box-shadow .2s ease;
}
.cta-form input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(247,183,49,.18)}
/* category matrix */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cat-card{
  display:block;background:linear-gradient(160deg,rgba(11,43,56,.8),rgba(7,28,37,.9));
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  transition:border-color .2s ease,transform .2s ease;
}
.cat-card:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.cat-card h3{color:var(--gold-2);margin-bottom:8px}
.cat-card p{color:var(--muted);font-size:.9rem;margin-bottom:0}
/* footer */
.site-footer{background:rgba(4,20,27,.96);border-top:1px solid var(--line);padding:50px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:26px}
.site-footer h4{font-size:.98rem;margin-bottom:14px}
.site-footer p{color:var(--muted);font-size:.88rem}
.site-footer ul li{margin-bottom:9px}
.site-footer ul a{color:var(--muted);font-size:.88rem}
.site-footer ul a:hover{color:var(--gold-2)}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.footer-pay span{
  font-size:.72rem;color:var(--gold-2);border:1px solid rgba(247,183,49,.3);
  padding:4px 10px;border-radius:999px;background:rgba(247,183,49,.08);
}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:50%;font-weight:800;font-size:.8rem;
  color:#231402;background:linear-gradient(135deg,var(--gold),#ff9f1c);
}
.footer-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  border-top:1px solid var(--line);margin-top:36px;padding:18px 0;
  font-size:.8rem;color:var(--muted-2);
}
/* fab */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;
  background:linear-gradient(135deg,var(--gold),#ff9f1c);
  display:flex;align-items:center;justify-content:center;
  color:#231402;font-size:1.3rem;
  box-shadow:0 12px 28px rgba(247,183,49,.4);
  animation:fabFloat 3s ease-in-out infinite;
  transition:transform .2s ease,opacity .2s ease;
}
.fab:hover{transform:scale(1.1)}
.fab:active{transform:scale(.94)}
.fab::after{
  content:"";position:absolute;top:2px;right:2px;width:12px;height:12px;
  border-radius:50%;background:var(--rose);box-shadow:0 0 0 2px #05171f;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@media (max-width:1024px){
  .hero-inner,.page-hero-inner{grid-template-columns:1fr}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .svc-grid,.post-list,.cat-grid{grid-template-columns:repeat(2,1fr)}
  .assure-grid{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  h1{font-size:1.6rem}
  h2{font-size:1.32rem}
  .compare{grid-template-columns:1fr}
  .section{padding:48px 0}
}
@media (max-width:520px){
  .stat-grid,.svc-grid,.post-list,.cat-grid,.assure-grid,.footer-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .hero-cta{flex-direction:column}
}