/* roulang page: index */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1a3a;
  --surface:rgba(15,32,68,.55);
  --surface-solid:#0d1c3c;
  --border:rgba(56,189,248,.18);
  --border-strong:rgba(56,189,248,.42);
  --primary:#2563eb;
  --primary-2:#38bdf8;
  --cyan:#22d3ee;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --gold:#fbbf24;
  --green:#22c55e;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 48px rgba(2,8,23,.55);
  --glow:0 0 24px rgba(56,189,248,.35);
  --glow-strong:0 0 32px rgba(37,99,235,.55);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:
    radial-gradient(1200px 600px at 15% -5%, rgba(37,99,235,.28), transparent 60%),
    radial-gradient(900px 500px at 90% 8%, rgba(34,211,238,.16), transparent 65%),
    linear-gradient(180deg,var(--bg) 0%, var(--bg-2) 55%, #050c1c 100%);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--primary-2)}
:focus-visible{outline:2px solid var(--primary-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:72px 0}
.section-sm{padding:48px 0}
.bg-alt{background:linear-gradient(180deg,rgba(8,18,41,.72),rgba(3,7,18,.35));border-top:1px solid rgba(56,189,248,.08);border-bottom:1px solid rgba(56,189,248,.08)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--primary-2);background:rgba(56,189,248,.08);border:1px solid var(--border);padding:6px 14px;border-radius:999px}
.section-title{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;letter-spacing:-.02em;margin:16px 0 12px;line-height:1.28}
.section-sub{color:var(--muted);max-width:760px;font-size:1rem;margin-bottom:0}
.lead{color:#cbd5e1;font-size:1.05rem;line-height:1.7}

/* HEADER */
.site-header{position:sticky;top:0;z-index:1030;backdrop-filter:blur(16px);background:rgba(3,7,18,.82);border-bottom:1px solid rgba(56,189,248,.15)}
.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1rem;letter-spacing:-.01em;color:#fff}
.brand-mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--cyan));box-shadow:var(--glow);color:#03111f;font-size:1.1rem}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text small{font-size:.66rem;font-weight:600;color:var(--primary-2);letter-spacing:.12em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{padding:9px 14px;border-radius:999px;font-size:.92rem;font-weight:600;color:#cbd5e1;border:1px solid transparent}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.09);border-color:var(--border)}
.nav-links a.active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(34,211,238,.18));border-color:var(--border-strong)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn-outline-nav{padding:9px 18px;border-radius:999px;border:1px solid var(--border-strong);color:var(--primary-2);font-weight:700;font-size:.88rem;background:transparent}
.btn-outline-nav:hover{background:rgba(56,189,248,.12);color:#fff}
.btn-primary-nav{padding:10px 20px;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;font-weight:800;font-size:.88rem;box-shadow:var(--glow);border:none}
.btn-primary-nav:hover{box-shadow:var(--glow-strong);color:#03111f;transform:translateY(-1px)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--border);color:#fff;width:44px;height:44px;border-radius:12px;font-size:1.1rem}
.mobile-panel{display:none;border-top:1px solid rgba(56,189,248,.14);padding:16px 0}
.mobile-panel.open{display:block}
.mobile-panel ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.mobile-panel a{display:block;padding:12px 14px;border-radius:12px;background:rgba(13,28,60,.6);border:1px solid var(--border);font-weight:600}
.mobile-panel a.active{background:linear-gradient(135deg,rgba(37,99,235,.4),rgba(34,211,238,.2));color:#fff}

/* HERO */
.hero{position:relative;overflow:hidden;padding:64px 0 72px}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/0c3f557532ae8574.jpg') center/cover no-repeat;opacity:.22;filter:saturate(1.1)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(3,7,18,.94) 30%,rgba(8,18,41,.72) 65%,rgba(3,7,18,.95) 100%)}
.hero-inner{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.hero h1{font-size:clamp(1.7rem,3.4vw,2.65rem);font-weight:800;line-height:1.25;letter-spacing:-.02em;margin:18px 0 14px}
.hero h1 .hl{background:linear-gradient(135deg,var(--primary-2),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.btn-hero{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:14px;font-weight:800;font-size:.98rem;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;box-shadow:var(--glow-strong);border:none}
.btn-hero:hover{transform:translateY(-2px);color:#03111f;box-shadow:0 0 40px rgba(37,99,235,.7)}
.btn-hero-ghost{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:14px;font-weight:700;font-size:.95rem;background:rgba(56,189,248,.08);border:1px solid var(--border-strong);color:var(--primary-2)}
.btn-hero-ghost:hover{background:rgba(56,189,248,.18);color:#fff}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:24px;border-top:1px solid rgba(56,189,248,.16)}
.hero-stats div strong{display:block;font-size:1.4rem;font-weight:800;color:#fff}
.hero-stats div span{font-size:.8rem;color:var(--muted);letter-spacing:.04em}
.hero-visual{position:relative}
.hero-card{background:linear-gradient(160deg,rgba(15,32,68,.85),rgba(8,18,41,.7));border:1px solid var(--border);border-radius:var(--radius-l);padding:22px;box-shadow:var(--shadow);backdrop-filter:blur(12px)}
.hero-card-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.pulse-dot{width:10px;height:10px;border-radius:50%;background:var(--green);box-shadow:0 0 12px rgba(34,197,94,.9);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero-card-head span{font-size:.78rem;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-weight:700}
.hero-metric{display:flex;align-items:center;justify-content:space-between;padding:13px 0;border-bottom:1px dashed rgba(56,189,248,.16)}
.hero-metric:last-child{border-bottom:none}
.hero-metric b{font-size:.95rem;color:#fff}
.hero-metric em{font-style:normal;color:var(--cyan);font-weight:800;font-size:.92rem}
.hero-mini{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:16px}
.hero-mini div{background:rgba(3,7,18,.55);border:1px solid var(--border);border-radius:14px;padding:14px;text-align:center}
.hero-mini div i{color:var(--primary-2);font-size:1.2rem}
.hero-mini div p{margin:8px 0 0;font-size:.78rem;color:var(--muted)}

/* ENTRY MATRIX */
.entry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.entry-card{background:linear-gradient(165deg,rgba(15,32,68,.8),rgba(8,18,41,.55));border:1px solid var(--border);border-radius:var(--radius);padding:22px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;height:100%}
.entry-card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--glow)}
.entry-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:rgba(56,189,248,.12);border:1px solid var(--border-strong);color:var(--primary-2);font-size:1.15rem;margin-bottom:14px}
.entry-card h3{font-size:1.02rem;font-weight:800;margin:0 0 8px}
.entry-card p{color:var(--muted);font-size:.88rem;margin:0}

/* FEATURE / SELL */
.sell-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sell-card{position:relative;background:linear-gradient(160deg,rgba(13,28,60,.85),rgba(3,7,18,.6));border:1px solid var(--border);border-radius:var(--radius-l);padding:26px 24px;transition:.28s ease}
.sell-card:hover{border-color:var(--border-strong);box-shadow:var(--glow-strong);transform:translateY(-3px)}
.sell-card .num{font-size:.72rem;font-weight:800;letter-spacing:.2em;color:var(--primary-2)}
.sell-card h3{font-size:1.08rem;font-weight:800;margin:12px 0 10px}
.sell-card p{color:var(--muted);font-size:.9rem;margin:0}

/* CMS LIST */
.cms-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:26px}
.cms-list{display:flex;flex-direction:column;gap:16px}
.cms-item{display:grid;grid-template-columns:180px 1fr;gap:18px;background:rgba(13,28,60,.5);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:.25s ease}
.cms-item:hover{border-color:var(--border-strong);transform:translateY(-2px);box-shadow:var(--glow)}
.cms-thumb{height:100%;min-height:130px;overflow:hidden}
.cms-thumb img{width:100%;height:100%;object-fit:cover}
.cms-body{padding:16px 18px 16px 0}
.cms-meta{display:flex;gap:14px;flex-wrap:wrap;font-size:.74rem;color:var(--primary-2);font-weight:700;text-transform:uppercase;letter-spacing:.08em;margin-bottom:8px}
.cms-body h3{font-size:1.02rem;font-weight:800;margin:0 0 8px;line-height:1.4}
.cms-body p{color:var(--muted);font-size:.85rem;margin:0}
.cms-side{background:linear-gradient(180deg,rgba(15,32,68,.7),rgba(8,18,41,.5));border:1px solid var(--border);border-radius:var(--radius-l);padding:22px;height:fit-content;position:sticky;top:96px}
.cms-side h3{font-size:1rem;font-weight:800;margin:0 0 14px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.cms-side-item{padding:12px 0;border-bottom:1px dashed rgba(56,189,248,.15)}
.cms-side-item:last-child{border-bottom:none}
.cms-side-item a{font-size:.88rem;font-weight:600;color:#e2e8f0;display:block;line-height:1.45}
.cms-side-item a:hover{color:var(--primary-2)}
.cms-side-item span{font-size:.72rem;color:var(--muted-2);display:block;margin-top:5px}
.empty-note{color:var(--muted);font-size:.9rem;padding:18px;border:1px dashed var(--border);border-radius:var(--radius);text-align:center}

/* CATEGORY MATRIX */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{display:block;position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border);min-height:220px;background:#081229}
.cat-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.34;transition:transform .5s ease,opacity .3s ease}
.cat-card:hover img{transform:scale(1.06);opacity:.5}
.cat-inner{position:relative;z-index:2;padding:26px 24px;height:100%;display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(180deg,rgba(3,7,18,.15),rgba(3,7,18,.92))}
.cat-inner span{font-size:.72rem;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--primary-2)}
.cat-inner h3{font-size:1.12rem;font-weight:800;margin:10px 0 8px}
.cat-inner p{color:var(--muted);font-size:.86rem;margin:0}

/* VERSION / UPDATE */
.update-rows{display:flex;flex-direction:column;gap:0;border:1px solid var(--border);border-radius:var(--radius-l);overflow:hidden;background:rgba(8,18,41,.45)}
.update-row{display:grid;grid-template-columns:120px 1fr 160px;gap:18px;padding:18px 22px;align-items:center;border-bottom:1px solid rgba(56,189,248,.1)}
.update-row:last-child{border-bottom:none}
.update-row .ver{font-weight:800;color:var(--primary-2);font-size:.92rem}
.update-row h4{margin:0;font-size:.98rem;font-weight:700}
.update-row p{margin:4px 0 0;color:var(--muted);font-size:.84rem}
.update-row .date{color:var(--muted-2);font-size:.8rem;text-align:right}

/* APP / MULTI DEVICE */
.app-wrap{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.app-shot{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow)}
.app-steps{display:flex;flex-direction:column;gap:16px;margin-top:22px}
.app-step{display:flex;gap:16px;align-items:flex-start;background:rgba(13,28,60,.45);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px}
.app-step i{color:var(--primary-2);font-size:1.1rem;margin-top:3px}
.app-step h4{margin:0 0 5px;font-size:.96rem;font-weight:800}
.app-step p{margin:0;color:var(--muted);font-size:.84rem}
.badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.badge-pill{display:inline-flex;align-items:center;gap:8px;padding:8px 15px;border-radius:999px;border:1px solid var(--border-strong);background:rgba(56,189,248,.08);font-size:.8rem;font-weight:700;color:var(--primary-2)}

/* GUIDE / TRUST */
.guide-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.guide-block{background:rgba(13,28,60,.42);border:1px solid var(--border);border-radius:var(--radius-l);padding:26px}
.guide-block h3{font-size:1.05rem;font-weight:800;margin:0 0 12px}
.guide-block p{color:var(--muted);font-size:.9rem;margin:0 0 12px}
.guide-block ul{margin:0;padding-left:20px;color:var(--muted);font-size:.88rem}
.guide-block ul li{margin-bottom:8px}

/* TABLE */
.rank-table{width:100%;border-collapse:collapse;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border)}
.rank-table th{background:rgba(37,99,235,.22);color:#e2e8f0;font-size:.76rem;letter-spacing:.1em;text-transform:uppercase;padding:14px 18px;text-align:left}
.rank-table td{padding:14px 18px;font-size:.88rem;color:#cbd5e1;border-top:1px solid rgba(56,189,248,.1)}
.rank-table tr:hover td{background:rgba(56,189,248,.05)}
.rank-table td b{color:#fff}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{background:rgba(13,28,60,.5);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 22px;font-weight:700;font-size:.97rem;display:flex;justify-content:space-between;gap:16px;align-items:center}
.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(--primary-2);font-size:.82rem;transition:transform .25s ease}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{margin:0;padding:0 22px 20px;color:var(--muted);font-size:.89rem}

/* CTA */
.cta-band{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border-strong);box-shadow:var(--glow)}
.cta-band img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.28}
.cta-inner{position:relative;z-index:2;padding:52px 40px;background:linear-gradient(120deg,rgba(3,7,18,.9),rgba(8,18,41,.74));text-align:center}
.cta-inner h2{font-size:clamp(1.4rem,2.6vw,2rem);font-weight:800;margin:0 0 14px}
.cta-inner p{color:#cbd5e1;max-width:640px;margin:0 auto 26px;font-size:.98rem}

/* FOOTER */
.site-footer{background:linear-gradient(180deg,rgba(3,7,18,.6),rgba(2,6,16,.98));border-top:1px solid rgba(56,189,248,.14);padding:56px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-brand p{color:var(--muted);font-size:.86rem;margin:14px 0}
.footer-col h4{font-size:.82rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--primary-2);margin:0 0 16px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{color:var(--muted);font-size:.86rem}
.footer-col a:hover{color:#fff}
.footer-bottom{margin-top:40px;padding-top:22px;border-top:1px solid rgba(56,189,248,.12);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted-2);font-size:.8rem}
.age-badge{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;border:2px solid var(--muted-2);font-weight:800;font-size:.72rem;color:var(--muted)}

/* FAB */
.fab{position:fixed;left:16px;bottom:96px;z-index:1050;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;font-size:1.2rem;box-shadow:var(--glow-strong);border:none;animation:float 3.4s ease-in-out infinite;transition:transform .25s ease,opacity .25s ease}
.fab:hover{transform:scale(1.12) rotate(12deg)}
.fab:active{transform:scale(.94)}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
.fab-dot{position:absolute;top:2px;right:2px;width:13px;height:13px;border-radius:50%;background:#ef4444;border:2px solid #fff;box-shadow:0 0 10px rgba(239,68,68,.9)}

@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .entry-grid{grid-template-columns:repeat(2,1fr)}
  .cms-layout{grid-template-columns:1fr}
  .cms-side{position:static}
  .app-wrap{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .btn-outline-nav{display:none}
  .nav-toggle{display:grid;place-items:center}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .sell-grid,.cat-grid,.guide-grid{grid-template-columns:1fr}
  .update-row{grid-template-columns:1fr;gap:6px}
  .update-row .date{text-align:left}
  .cms-item{grid-template-columns:1fr}
  .cms-thumb{min-height:180px}
  .cms-body{padding:16px 18px}
  .cta-inner{padding:40px 22px}
  .hero-stats{gap:18px}
}
@media (max-width:520px){
  .entry-grid{grid-template-columns:1fr}
  .hero-cta{flex-direction:column;align-items:stretch}
  .btn-hero,.btn-hero-ghost{justify-content:center}
  .footer-grid{grid-template-columns:1fr}
  .brand-text small{font-size:.6rem}
  .hero-mini{grid-template-columns:1fr}
}

/* roulang page: article */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1a3a;
  --surface:rgba(15,32,68,.55);
  --surface-solid:#0d1c3c;
  --border:rgba(56,189,248,.18);
  --border-strong:rgba(56,189,248,.42);
  --primary:#2563eb;
  --primary-2:#38bdf8;
  --cyan:#22d3ee;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --gold:#fbbf24;
  --green:#22c55e;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 48px rgba(2,8,23,.55);
  --glow:0 0 24px rgba(56,189,248,.35);
  --glow-strong:0 0 32px rgba(37,99,235,.55);
}
*,*::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:
    radial-gradient(1200px 600px at 15% -5%, rgba(37,99,235,.28), transparent 60%),
    radial-gradient(900px 500px at 90% 8%, rgba(34,211,238,.16), transparent 65%),
    linear-gradient(180deg,var(--bg) 0%, var(--bg-2) 55%, #050c1c 100%);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color .2s ease,opacity .2s ease,background .2s ease}
a:hover{color:var(--primary-2)}
button{font-family:inherit}
:focus-visible{outline:2px solid var(--primary-2);outline-offset:3px}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:72px 0}
.section-sm{padding:48px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--primary-2);background:rgba(56,189,248,.08);border:1px solid var(--border);padding:6px 14px;border-radius:999px}
.section-title{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;letter-spacing:-.02em;margin:16px 0 12px;line-height:1.28}
.section-sub{color:var(--muted);max-width:760px;font-size:1rem;margin-bottom:0}
.lead{color:#cbd5e1;font-size:1.05rem;line-height:1.7}
/* HEADER */
.site-header{position:sticky;top:0;z-index:1030;backdrop-filter:blur(16px);background:rgba(3,7,18,.82);border-bottom:1px solid rgba(56,189,248,.15)}
.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1rem;letter-spacing:-.01em;color:#fff}
.brand-mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--cyan));box-shadow:var(--glow);color:#03111f;font-size:1.1rem}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text small{font-size:.66rem;font-weight:600;color:var(--primary-2);letter-spacing:.12em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{padding:9px 14px;border-radius:999px;font-size:.92rem;font-weight:600;color:#cbd5e1;border:1px solid transparent}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.09);border-color:var(--border)}
.nav-links a.active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(34,211,238,.18));border-color:var(--border-strong)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn-outline-nav{padding:9px 18px;border-radius:999px;border:1px solid var(--border-strong);color:var(--primary-2);font-weight:700;font-size:.88rem;background:transparent}
.btn-outline-nav:hover{background:rgba(56,189,248,.12);color:#fff}
.btn-primary-nav{padding:10px 20px;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;font-weight:800;font-size:.88rem;box-shadow:var(--glow);border:none}
.btn-primary-nav:hover{box-shadow:var(--glow-strong);color:#03111f;transform:translateY(-1px)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--border);color:#fff;width:44px;height:44px;border-radius:12px;font-size:1.1rem}
.mobile-panel{display:none;border-top:1px solid rgba(56,189,248,.14);padding:16px 0}
.mobile-panel.open{display:block}
.mobile-panel ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.mobile-panel a{display:block;padding:12px 14px;border-radius:12px;background:rgba(13,28,60,.6);border:1px solid var(--border);font-weight:600}
.mobile-panel a.active{background:linear-gradient(135deg,rgba(37,99,235,.4),rgba(34,211,238,.2));color:#fff}
/* ARTICLE LAYOUT */
.article-hero{position:relative;overflow:hidden;padding:48px 0 40px}
.article-hero-bg{position:absolute;inset:0;background:url('/assets/images/39a432ef1c880999.jpg') center/cover no-repeat;opacity:.2;filter:saturate(1.05)}
.article-hero-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(3,7,18,.95) 30%,rgba(8,18,41,.75) 65%,rgba(3,7,18,.96) 100%)}
.article-hero-inner{position:relative;z-index:2}
.breadcrumb-trail{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.82rem;color:var(--muted)}
.breadcrumb-trail a{color:var(--primary-2)}
.breadcrumb-trail span.sep{color:var(--muted-2)}
.article-hero h1{font-size:clamp(1.6rem,3.1vw,2.4rem);font-weight:800;line-height:1.28;letter-spacing:-.02em;margin:16px 0 14px;max-width:920px}
.article-meta{display:flex;flex-wrap:wrap;gap:18px;align-items:center;font-size:.86rem;color:var(--muted);margin-top:6px}
.article-meta .meta-chip{display:inline-flex;align-items:center;gap:7px;padding:6px 13px;border-radius:999px;background:rgba(56,189,248,.08);border:1px solid var(--border);color:var(--primary-2);font-weight:600}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:34px;align-items:start}
.article-main{min-width:0}
.article-body{background:linear-gradient(165deg,rgba(15,32,68,.5),rgba(8,18,41,.38));border:1px solid var(--border);border-radius:var(--radius-l);padding:30px;box-shadow:var(--shadow)}
.article-body h2{font-size:1.35rem;font-weight:800;margin:30px 0 12px;letter-spacing:-.01em;line-height:1.35}
.article-body h3{font-size:1.1rem;font-weight:700;margin:24px 0 10px;color:#e2e8f0}
.article-body p{color:#cbd5e1;margin:0 0 15px;line-height:1.72}
.article-body ul,.article-body ol{color:#cbd5e1;padding-left:22px;margin:0 0 18px;line-height:1.72}
.article-body li{margin-bottom:9px}
.article-body strong{color:#fff}
.article-body a{color:var(--primary-2);text-decoration:underline}
.article-body img{border-radius:var(--radius);margin:18px 0;border:1px solid var(--border)}
.article-body blockquote{border-left:3px solid var(--primary-2);padding:8px 0 8px 18px;margin:20px 0;color:#e2e8f0;background:rgba(56,189,248,.06);border-radius:0 var(--radius-s) var(--radius-s) 0}
.article-figure{margin:22px 0}
.article-figure img{width:100%;border-radius:var(--radius);border:1px solid var(--border)}
.article-figure figcaption{font-size:.82rem;color:var(--muted);margin-top:10px;text-align:center}
.article-empty{text-align:center;padding:40px 20px}
.article-empty i{font-size:2.4rem;color:var(--muted-2);margin-bottom:16px}
.article-empty h2{font-size:1.3rem;font-weight:800;margin-bottom:12px}
.article-empty p{color:var(--muted);margin-bottom:22px}
/* SIDEBAR */
.side-panel{background:linear-gradient(165deg,rgba(15,32,68,.6),rgba(8,18,41,.5));border:1px solid var(--border);border-radius:var(--radius-l);padding:24px;box-shadow:var(--shadow);margin-bottom:24px}
.side-panel h3{font-size:1.02rem;font-weight:800;margin:0 0 16px;display:flex;align-items:center;gap:9px}
.side-panel h3 i{color:var(--primary-2)}
.side-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px}
.side-list li a{display:block;padding:12px 14px;border-radius:var(--radius-s);background:rgba(13,28,60,.55);border:1px solid var(--border);font-size:.92rem;font-weight:600;color:#e2e8f0}
.side-list li a:hover{background:rgba(56,189,248,.14);border-color:var(--border-strong);color:#fff;transform:translateX(3px)}
.side-cta{text-align:left;background:linear-gradient(150deg,rgba(37,99,235,.28),rgba(34,211,238,.12));border:1px solid var(--border-strong)}
.side-cta p{font-size:.92rem;color:#cbd5e1;margin-bottom:16px}
.btn-side{display:inline-flex;align-items:center;gap:9px;width:100%;justify-content:center;padding:13px 20px;border-radius:12px;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;font-weight:800;font-size:.92rem;box-shadow:var(--glow);border:none}
.btn-side:hover{color:#03111f;box-shadow:var(--glow-strong);transform:translateY(-1px)}
/* KEY POINTS */
.key-points{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;margin-top:26px}
.kp{background:linear-gradient(165deg,rgba(15,32,68,.55),rgba(8,18,41,.4));border:1px solid var(--border);border-radius:var(--radius);padding:20px;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease}
.kp:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--glow)}
.kp i{font-size:1.3rem;color:var(--primary-2);margin-bottom:12px;display:block}
.kp h4{font-size:.98rem;font-weight:800;margin:0 0 8px}
.kp p{font-size:.88rem;color:var(--muted);margin:0;line-height:1.6}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;margin-top:24px}
.faq-item{background:linear-gradient(165deg,rgba(15,32,68,.5),rgba(8,18,41,.38));border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.faq-q{width:100%;text-align:left;background:transparent;border:none;color:#fff;font-weight:700;font-size:.98rem;padding:18px 20px;display:flex;justify-content:space-between;align-items:center;gap:16px;cursor:pointer}
.faq-q i{color:var(--primary-2);transition:transform .25s ease;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;padding:0 20px;color:var(--muted);font-size:.93rem;line-height:1.7}
.faq-item.open .faq-a{max-height:340px;padding-bottom:18px}
/* CTA BAND */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-l);padding:44px 38px;background:linear-gradient(135deg,rgba(37,99,235,.4),rgba(34,211,238,.18));border:1px solid var(--border-strong);box-shadow:var(--shadow)}
.cta-band::after{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;background:radial-gradient(circle,rgba(56,189,248,.35),transparent 70%)}
.cta-band-inner{position:relative;z-index:2;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px}
.cta-band h2{font-size:clamp(1.3rem,2.4vw,1.85rem);font-weight:800;margin:0 0 10px;letter-spacing:-.01em}
.cta-band p{color:#dbeafe;margin:0;max-width:560px}
.cta-band .btn-hero{flex-shrink:0}
.btn-hero{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:14px;font-weight:800;font-size:.98rem;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;box-shadow:var(--glow-strong);border:none}
.btn-hero:hover{transform:translateY(-2px);color:#03111f;box-shadow:0 0 40px rgba(37,99,235,.7)}
.btn-hero-ghost{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:14px;font-weight:700;font-size:.95rem;background:rgba(56,189,248,.08);border:1px solid var(--border-strong);color:var(--primary-2)}
.btn-hero-ghost:hover{background:rgba(56,189,248,.18);color:#fff}
/* RELATED */
.related-list{display:flex;flex-direction:column;gap:14px}
.related-item{display:grid;grid-template-columns:120px 1fr;gap:16px;background:linear-gradient(165deg,rgba(15,32,68,.5),rgba(8,18,41,.38));border:1px solid var(--border);border-radius:var(--radius);padding:14px;transition:transform .22s ease,border-color .22s ease}
.related-item:hover{transform:translateY(-3px);border-color:var(--border-strong)}
.related-item img{width:120px;height:82px;object-fit:cover;border-radius:var(--radius-s);border:1px solid var(--border)}
.related-item h4{font-size:.96rem;font-weight:700;margin:0 0 8px;line-height:1.45;color:#fff}
.related-item p{font-size:.84rem;color:var(--muted);margin:0;line-height:1.55}
/* FOOTER */
.site-footer{background:linear-gradient(180deg,rgba(3,7,18,.7),#02040d);border-top:1px solid rgba(56,189,248,.15);padding:56px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;align-items:start}
.footer-brand p{color:var(--muted);font-size:.9rem;margin:16px 0 18px;max-width:340px;line-height:1.7}
.age-badge{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border-radius:12px;border:1px solid var(--border-strong);color:var(--primary-2);font-weight:800;font-size:.85rem;background:rgba(56,189,248,.08)}
.footer-col h4{font-size:.95rem;font-weight:800;margin:0 0 16px;color:#fff}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:.88rem;color:var(--muted)}
.footer-col a:hover{color:var(--primary-2)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:40px;padding-top:22px;border-top:1px solid rgba(56,189,248,.12);color:var(--muted-2);font-size:.82rem}
/* FAB */
.fab-support{position:fixed;left:16px;bottom:96px;z-index:1050;display:inline-flex;align-items:center;gap:10px;padding:13px 20px;border-radius:999px;background:rgba(7,17,40,.85);backdrop-filter:blur(14px);border:1px solid transparent;background-clip:padding-box;color:#fff;font-weight:700;font-size:.88rem;box-shadow:0 0 20px rgba(6,182,212,.45);transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;opacity:.8}
.fab-support::before{content:"";position:absolute;inset:0;border-radius:999px;padding:1px;background:linear-gradient(120deg,var(--primary-2),var(--cyan),var(--primary));-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.fab-support i{color:var(--cyan)}
.fab-support .dot{position:absolute;top:6px;right:10px;width:9px;height:9px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e;animation:pulse-dot 1.4s infinite}
.fab-support:hover{opacity:1;transform:scale(1.05);box-shadow:0 0 30px rgba(6,182,212,.7);color:#fff}
.fab-support:active{transform:scale(.96)}
@keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:.35}}
/* RESPONSIVE */
@media (max-width:1024px){
  .article-layout{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-actions{display:none}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .article-body{padding:22px}
  .cta-band{padding:32px 24px}
  .related-item{grid-template-columns:96px 1fr}
  .related-item img{width:96px;height:70px}
}
@media (max-width:520px){
  .footer-grid{grid-template-columns:1fr}
  .article-body{padding:18px}
  .fab-support{padding:12px 16px;font-size:.82rem;bottom:88px}
  .article-meta{gap:10px}
  .cta-band-inner{flex-direction:column;align-items:flex-start}
  .btn-hero,.btn-hero-ghost{width:100%;justify-content:center}
}

/* roulang page: category1 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1a3a;
  --surface:rgba(15,32,68,.55);
  --surface-solid:#0d1c3c;
  --border:rgba(56,189,248,.18);
  --border-strong:rgba(56,189,248,.42);
  --primary:#2563eb;
  --primary-2:#38bdf8;
  --cyan:#22d3ee;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --gold:#fbbf24;
  --green:#22c55e;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 48px rgba(2,8,23,.55);
  --glow:0 0 24px rgba(56,189,248,.35);
  --glow-strong:0 0 32px rgba(37,99,235,.55);
}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:
    radial-gradient(1200px 600px at 15% -5%, rgba(37,99,235,.28), transparent 60%),
    radial-gradient(900px 500px at 90% 8%, rgba(34,211,238,.16), transparent 65%),
    linear-gradient(180deg,var(--bg) 0%, var(--bg-2) 55%, #050c1c 100%);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--primary-2)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:72px 0}
.section-sm{padding:48px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--primary-2);background:rgba(56,189,248,.08);border:1px solid var(--border);padding:6px 14px;border-radius:999px}
.section-title{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;letter-spacing:-.02em;margin:16px 0 12px;line-height:1.28}
.section-sub{color:var(--muted);max-width:760px;font-size:1rem;margin-bottom:0}
.lead{color:#cbd5e1;font-size:1.05rem;line-height:1.7}
/* HEADER */
.site-header{position:sticky;top:0;z-index:1030;backdrop-filter:blur(16px);background:rgba(3,7,18,.82);border-bottom:1px solid rgba(56,189,248,.15)}
.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1rem;letter-spacing:-.01em;color:#fff}
.brand-mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--cyan));box-shadow:var(--glow);color:#03111f;font-size:1.1rem}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text small{font-size:.66rem;font-weight:600;color:var(--primary-2);letter-spacing:.12em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{padding:9px 14px;border-radius:999px;font-size:.92rem;font-weight:600;color:#cbd5e1;border:1px solid transparent}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.09);border-color:var(--border)}
.nav-links a.active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(34,211,238,.18));border-color:var(--border-strong)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn-outline-nav{padding:9px 18px;border-radius:999px;border:1px solid var(--border-strong);color:var(--primary-2);font-weight:700;font-size:.88rem;background:transparent}
.btn-outline-nav:hover{background:rgba(56,189,248,.12);color:#fff}
.btn-primary-nav{padding:10px 20px;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;font-weight:800;font-size:.88rem;box-shadow:var(--glow);border:none}
.btn-primary-nav:hover{box-shadow:var(--glow-strong);color:#03111f;transform:translateY(-1px)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--border);color:#fff;width:44px;height:44px;border-radius:12px;font-size:1.1rem}
.mobile-panel{display:none;border-top:1px solid rgba(56,189,248,.14);padding:16px 0}
.mobile-panel.open{display:block}
.mobile-panel ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.mobile-panel a{display:block;padding:12px 14px;border-radius:12px;background:rgba(13,28,60,.6);border:1px solid var(--border);font-weight:600}
.mobile-panel a.active{background:linear-gradient(135deg,rgba(37,99,235,.4),rgba(34,211,238,.2));color:#fff}
/* HERO */
.hero{position:relative;overflow:hidden;padding:64px 0 72px}
.hero-bg{position:absolute;inset:0;background:url('/assets/images/0c3f557532ae8574.jpg') center/cover no-repeat;opacity:.22;filter:saturate(1.1)}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(3,7,18,.94) 30%,rgba(8,18,41,.72) 65%,rgba(3,7,18,.95) 100%)}
.hero-inner{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.hero h1{font-size:clamp(1.7rem,3.4vw,2.65rem);font-weight:800;line-height:1.25;letter-spacing:-.02em;margin:18px 0 14px}
.hero h1 .hl{background:linear-gradient(135deg,var(--primary-2),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.btn-hero{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:14px;font-weight:800;font-size:.98rem;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;box-shadow:var(--glow-strong);border:none}
.btn-hero:hover{transform:translateY(-2px);color:#03111f;box-shadow:0 0 40px rgba(37,99,235,.7)}
.btn-hero-ghost{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:14px;font-weight:700;font-size:.95rem;background:rgba(56,189,248,.08);border:1px solid var(--border-strong);color:var(--primary-2)}
.btn-hero-ghost:hover{background:rgba(56,189,248,.18);color:#fff}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:24px;border-top:1px solid rgba(56,189,248,.16)}
.hero-stats div strong{display:block;font-size:1.4rem;font-weight:800;color:#fff}
.hero-stats div span{font-size:.8rem;color:var(--muted);letter-spacing:.04em}
.hero-visual{position:relative}
.hero-card{background:linear-gradient(160deg,rgba(15,32,68,.85),rgba(8,18,41,.7));border:1px solid var(--border);border-radius:var(--radius-l);padding:22px;box-shadow:var(--shadow);backdrop-filter:blur(12px)}
.hero-card-head{display:flex;align-items:center;gap:12px;margin-bottom:16px}
.hero-card-head span{font-size:.78rem;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-weight:700}
.hero-metric{display:flex;align-items:center;justify-content:space-between;padding:14px 0;border-bottom:1px dashed rgba(56,189,248,.18)}
.hero-metric:last-of-type{border-bottom:none}
.hero-metric b{font-size:1.05rem;font-weight:800;color:#fff}
.hero-metric small{display:block;color:var(--muted);font-size:.8rem}
.pill-status{display:inline-flex;align-items:center;gap:7px;font-size:.76rem;font-weight:700;padding:5px 12px;border-radius:999px;background:rgba(34,197,94,.14);border:1px solid rgba(34,197,94,.4);color:#86efac}
.pill-status::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green)}
/* GENERIC CARDS */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.glass-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;backdrop-filter:blur(12px);transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease}
.glass-card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--glow)}
.card-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(34,211,238,.18));border:1px solid var(--border);color:var(--primary-2);font-size:1.15rem;margin-bottom:16px}
.glass-card h3{font-size:1.08rem;font-weight:800;margin:0 0 10px;color:#fff}
.glass-card p{color:var(--muted);font-size:.93rem;margin:0}
/* FEATURE QUAD */
.feature-quad{display:grid;grid-template-columns:1.25fr .75fr;gap:26px;align-items:stretch}
.feature-visual{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border);position:relative;min-height:320px}
.feature-visual img{width:100%;height:100%;object-fit:cover}
.feature-visual .cap{position:absolute;left:0;right:0;bottom:0;padding:20px;background:linear-gradient(0deg,rgba(3,7,18,.92),transparent);font-weight:700;font-size:.95rem}
/* STEPS */
.step-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step-item{background:rgba(13,28,60,.5);border:1px solid var(--border);border-radius:var(--radius);padding:22px;position:relative}
.step-item::before{counter-increment:step;content:counter(step);font-size:1.6rem;font-weight:800;color:var(--primary-2);opacity:.55;display:block;margin-bottom:8px}
.step-item h4{font-size:1rem;font-weight:800;margin:0 0 8px;color:#fff}
.step-item p{color:var(--muted);font-size:.9rem;margin:0}
/* SCENARIO ROWS */
.scenario-row{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--border);border-radius:var(--radius-l);overflow:hidden;margin-bottom:22px;background:rgba(13,28,60,.42)}
.scenario-row .txt{padding:30px}
.scenario-row .img{min-height:230px;background-size:cover;background-position:center}
.scenario-row h3{font-size:1.18rem;font-weight:800;margin:0 0 12px;color:#fff}
.scenario-row p{color:var(--muted);font-size:.94rem;margin:0}
.scenario-row.reverse .txt{order:2}
/* CHANNEL BADGES */
.channel-badges{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}
.channel-badge{display:inline-flex;align-items:center;gap:9px;padding:11px 18px;border-radius:12px;background:rgba(56,189,248,.07);border:1px solid var(--border);font-weight:700;font-size:.88rem;color:#e2e8f0}
.channel-badge i{color:var(--primary-2)}
/* TABLE-LIKE TRUST */
.trust-band{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust-item{text-align:center;padding:22px 14px;border:1px solid var(--border);border-radius:var(--radius);background:rgba(13,28,60,.35)}
.trust-item i{font-size:1.5rem;color:var(--primary-2);margin-bottom:10px;display:block}
.trust-item strong{display:block;font-size:.95rem;color:#fff;font-weight:800}
.trust-item span{font-size:.82rem;color:var(--muted)}
/* TABS */
.tab-head{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.tab-btn{padding:10px 20px;border-radius:999px;border:1px solid var(--border);background:transparent;color:#cbd5e1;font-weight:700;font-size:.88rem;cursor:pointer;transition:all .2s ease}
.tab-btn:hover{background:rgba(56,189,248,.1);color:#fff}
.tab-btn.active{background:linear-gradient(135deg,rgba(37,99,235,.45),rgba(34,211,238,.2));border-color:var(--border-strong);color:#fff}
.tab-panel{display:none}
.tab-panel.active{display:block}
/* FAQ */
.faq-item{border:1px solid var(--border);border-radius:var(--radius);background:rgba(13,28,60,.4);margin-bottom:14px;overflow:hidden}
.faq-q{width:100%;text-align:left;background:transparent;border:none;color:#fff;font-weight:700;font-size:1rem;padding:20px 22px;display:flex;align-items:center;justify-content:space-between;gap:16px;cursor:pointer}
.faq-q i{color:var(--primary-2);transition:transform .25s ease;flex-shrink:0}
.faq-item.open .faq-q i{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease;padding:0 22px}
.faq-item.open .faq-a{max-height:340px;padding:0 22px 22px}
.faq-a p{color:var(--muted);font-size:.94rem;margin:0}
/* CTA BAND */
.cta-band{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border-strong);background:linear-gradient(130deg,rgba(37,99,235,.4),rgba(34,211,238,.16));padding:44px;text-align:center;box-shadow:var(--shadow)}
.cta-band h2{font-size:clamp(1.4rem,2.4vw,1.9rem);font-weight:800;margin:0 0 14px}
.cta-band p{color:#dbeafe;max-width:680px;margin:0 auto 26px}
/* NEWS LIST */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:rgba(13,28,60,.5);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--glow)}
.news-thumb{height:168px;background:linear-gradient(135deg,rgba(37,99,235,.4),rgba(34,211,238,.22));display:grid;place-items:center;color:var(--primary-2);font-size:1.6rem;border-bottom:1px solid var(--border)}
.news-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-meta{font-size:.76rem;letter-spacing:.06em;text-transform:uppercase;color:var(--primary-2);font-weight:700}
.news-body h3{font-size:1.02rem;font-weight:800;margin:0;line-height:1.45}
.news-body p{color:var(--muted);font-size:.9rem;margin:0;flex:1}
.news-empty{color:var(--muted);padding:26px;border:1px dashed var(--border-strong);border-radius:var(--radius);text-align:center}
/* FOOTER */
.site-footer{background:linear-gradient(180deg,rgba(3,7,18,.4),rgba(2,6,15,.95));border-top:1px solid rgba(56,189,248,.16);padding:56px 0 26px;margin-top:36px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}
.footer-brand p{color:var(--muted);font-size:.9rem;margin:16px 0 14px;max-width:340px}
.age-badge{display:inline-block;font-size:.74rem;font-weight:800;padding:5px 12px;border-radius:999px;border:1px solid var(--gold);color:var(--gold)}
.footer-col h4{font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:var(--primary-2);margin:0 0 16px;font-weight:800}
.footer-col ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{color:var(--muted);font-size:.9rem}
.footer-col a:hover{color:var(--primary-2)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;margin-top:38px;padding-top:20px;border-top:1px solid rgba(56,189,248,.14);color:var(--muted-2);font-size:.82rem}
/* FAB */
.fab{position:fixed;left:16px;bottom:96px;z-index:1050;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;box-shadow:var(--glow-strong);font-size:1.3rem;border:2px solid rgba(56,189,248,.6);transition:transform .25s ease,box-shadow .25s ease}
.fab:hover{transform:scale(1.1);box-shadow:0 0 44px rgba(37,99,235,.75);color:#03111f}
.fab:active{transform:scale(.95)}
.fab .dot{position:absolute;top:4px;right:4px;width:10px;height:10px;border-radius:50%;background:#ef4444;box-shadow:0 0 8px #ef4444}
/* SECTION VARIANTS */
.bg-alt{background:linear-gradient(180deg,rgba(8,18,41,.65),rgba(3,7,18,.2))}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(56,189,248,.35),transparent);margin:0}
.head-split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap;margin-bottom:34px}
/* RESPONSIVE */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .feature-quad{grid-template-columns:1fr}
  .grid-4,.step-list,.trust-band{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
}
@media (max-width:768px){
  .section{padding:54px 0}
  .grid-3,.grid-2,.scenario-row{grid-template-columns:1fr}
  .scenario-row.reverse .txt{order:0}
  .cta-band{padding:30px 22px}
  .nav-actions .btn-outline-nav{display:none}
}
@media (max-width:520px){
  .grid-4,.step-list,.trust-band,.news-grid{grid-template-columns:1fr}
  .hero-stats{gap:18px}
  .brand-text{font-size:.86rem}
  .brand-text small{font-size:.6rem}
  .footer-grid{grid-template-columns:1fr}
  .btn-hero,.btn-hero-ghost{width:100%;justify-content:center}
  .fab{bottom:84px;left:12px;width:52px;height:52px}
}

/* roulang page: category2 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1a3a;
  --surface:rgba(15,32,68,.55);
  --surface-solid:#0d1c3c;
  --border:rgba(56,189,248,.18);
  --border-strong:rgba(56,189,248,.42);
  --primary:#2563eb;
  --primary-2:#38bdf8;
  --cyan:#22d3ee;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --gold:#fbbf24;
  --green:#22c55e;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 48px rgba(2,8,23,.55);
  --glow:0 0 24px rgba(56,189,248,.35);
  --glow-strong:0 0 32px rgba(37,99,235,.55);
}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:
    radial-gradient(1200px 600px at 15% -5%, rgba(37,99,235,.28), transparent 60%),
    radial-gradient(900px 500px at 90% 8%, rgba(34,211,238,.16), transparent 65%),
    linear-gradient(180deg,var(--bg) 0%, var(--bg-2) 55%, #050c1c 100%);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--primary-2)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:72px 0}
.section-sm{padding:48px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--primary-2);background:rgba(56,189,248,.08);border:1px solid var(--border);padding:6px 14px;border-radius:999px}
.section-title{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;letter-spacing:-.02em;margin:16px 0 12px;line-height:1.28}
.section-sub{color:var(--muted);max-width:760px;font-size:1rem;margin-bottom:0}
.lead{color:#cbd5e1;font-size:1.05rem;line-height:1.7}
/* HEADER */
.site-header{position:sticky;top:0;z-index:1030;backdrop-filter:blur(16px);background:rgba(3,7,18,.82);border-bottom:1px solid rgba(56,189,248,.15)}
.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1rem;letter-spacing:-.01em;color:#fff}
.brand-mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--cyan));box-shadow:var(--glow);color:#03111f;font-size:1.1rem}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text small{font-size:.66rem;font-weight:600;color:var(--primary-2);letter-spacing:.12em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{padding:9px 14px;border-radius:999px;font-size:.92rem;font-weight:600;color:#cbd5e1;border:1px solid transparent}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.09);border-color:var(--border)}
.nav-links a.active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(34,211,238,.18));border-color:var(--border-strong)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn-outline-nav{padding:9px 18px;border-radius:999px;border:1px solid var(--border-strong);color:var(--primary-2);font-weight:700;font-size:.88rem;background:transparent}
.btn-outline-nav:hover{background:rgba(56,189,248,.12);color:#fff}
.btn-primary-nav{padding:10px 20px;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;font-weight:800;font-size:.88rem;box-shadow:var(--glow);border:none}
.btn-primary-nav:hover{box-shadow:var(--glow-strong);color:#03111f;transform:translateY(-1px)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--border);color:#fff;width:44px;height:44px;border-radius:12px;font-size:1.1rem}
.mobile-panel{display:none;border-top:1px solid rgba(56,189,248,.14);padding:16px 0}
.mobile-panel.open{display:block}
.mobile-panel ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.mobile-panel a{display:block;padding:12px 14px;border-radius:12px;background:rgba(13,28,60,.6);border:1px solid var(--border);font-weight:600}
.mobile-panel a.active{background:linear-gradient(135deg,rgba(37,99,235,.4),rgba(34,211,238,.2));color:#fff}
/* HERO (category variant) */
.cat-hero{position:relative;overflow:hidden;padding:56px 0 64px}
.cat-hero-bg{position:absolute;inset:0;background:url('/assets/images/0c3f557532ae8574.jpg') center/cover no-repeat;opacity:.2}
.cat-hero-overlay{position:absolute;inset:0;background:linear-gradient(115deg,rgba(3,7,18,.95) 32%,rgba(8,18,41,.7) 66%,rgba(3,7,18,.95) 100%)}
.cat-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.2fr .8fr;gap:40px;align-items:center}
.breadcrumbs{font-size:.82rem;color:var(--muted);margin-bottom:14px}
.breadcrumbs a{color:var(--primary-2)}
.cat-hero h1{font-size:clamp(1.65rem,3.2vw,2.5rem);font-weight:800;line-height:1.26;letter-spacing:-.02em;margin:14px 0 14px}
.cat-hero h1 .hl{background:linear-gradient(135deg,var(--primary-2),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.party-panel{background:linear-gradient(160deg,rgba(15,32,68,.85),rgba(8,18,41,.7));border:1px solid var(--border);border-radius:var(--radius-l);padding:22px;box-shadow:var(--shadow);backdrop-filter:blur(12px)}
.party-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.party-head span{font-size:.78rem;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;font-weight:700}
.party-slots{display:flex;align-items:center;gap:8px;margin:14px 0 18px}
.party-slot{flex:1;height:10px;border-radius:999px;background:rgba(56,189,248,.16);position:relative;overflow:hidden}
.party-slot.filled{background:linear-gradient(135deg,var(--primary),var(--cyan));box-shadow:var(--glow)}
.party-count{font-size:1.6rem;font-weight:800;color:#fff}
.party-count small{font-size:.8rem;color:var(--muted);font-weight:600}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.btn-hero{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:14px;font-weight:800;font-size:.98rem;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;box-shadow:var(--glow-strong);border:none}
.btn-hero:hover{transform:translateY(-2px);color:#03111f;box-shadow:0 0 40px rgba(37,99,235,.7)}
.btn-hero-ghost{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:14px;font-weight:700;font-size:.95rem;background:rgba(56,189,248,.08);border:1px solid var(--border-strong);color:var(--primary-2)}
.btn-hero-ghost:hover{background:rgba(56,189,248,.18);color:#fff}
.mini-stats{display:flex;flex-wrap:wrap;gap:22px;margin-top:30px;padding-top:22px;border-top:1px solid rgba(56,189,248,.16)}
.mini-stats div strong{display:block;font-size:1.35rem;font-weight:800;color:#fff}
.mini-stats div span{font-size:.8rem;color:var(--muted)}
/* CARDS / BLOCKS */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.card{background:linear-gradient(160deg,rgba(15,32,68,.72),rgba(8,18,41,.6));border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:transform .25s ease, border-color .25s ease, box-shadow .25s ease;height:100%}
.card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--shadow)}
.card h3{font-size:1.1rem;font-weight:800;margin:14px 0 8px}
.card p{color:var(--muted);font-size:.95rem;margin:0}
.card-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(37,99,235,.28),rgba(34,211,238,.16));border:1px solid var(--border);color:var(--primary-2);font-size:1.15rem}
.tag{display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:5px 11px;border-radius:999px;background:rgba(56,189,248,.1);border:1px solid var(--border);color:var(--primary-2)}
.tag-gold{background:rgba(251,191,36,.12);border-color:rgba(251,191,36,.35);color:var(--gold)}
.tag-green{background:rgba(34,197,94,.12);border-color:rgba(34,197,94,.35);color:var(--green)}
/* SPLIT */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.split-media{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow)}
.split-media img{width:100%;height:100%;object-fit:cover}
.check-list{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:12px;align-items:flex-start;color:#cbd5e1;font-size:.98rem}
.check-list li i{color:var(--primary-2);margin-top:4px}
/* TABLE */
.table-wrap{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;background:rgba(8,18,41,.6);margin-top:26px}
.table-wrap table{width:100%;border-collapse:collapse}
.table-wrap th{background:rgba(37,99,235,.2);color:#fff;font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;padding:14px 16px;text-align:left;font-weight:700}
.table-wrap td{padding:14px 16px;border-top:1px solid rgba(56,189,248,.12);color:#cbd5e1;font-size:.94rem}
/* STEPS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{background:rgba(13,28,60,.62);border:1px solid var(--border);border-radius:var(--radius);padding:22px;position:relative}
.step::before{counter-increment:step;content:counter(step);display:inline-grid;place-items:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;font-weight:800;font-size:.95rem;margin-bottom:14px}
.step h4{font-size:1rem;font-weight:800;margin:0 0 8px}
.step p{color:var(--muted);font-size:.92rem;margin:0}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:14px;margin-top:26px}
.faq-item{background:rgba(13,28,60,.55);border:1px solid var(--border);border-radius:var(--radius);padding:20px 22px;transition:border-color .25s ease}
.faq-item:hover{border-color:var(--border-strong)}
.faq-item summary{list-style:none;cursor:pointer;font-weight:700;font-size:1rem;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--primary-2);transition:transform .25s ease}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-item p{color:var(--muted);margin:14px 0 0;font-size:.95rem}
/* NEWS */
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-card{background:rgba(13,28,60,.6);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:transform .25s ease,border-color .25s ease;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-4px);border-color:var(--border-strong)}
.news-thumb{aspect-ratio:16/9;overflow:hidden;background:rgba(15,32,68,.6)}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.news-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:1rem;font-weight:800;margin:0;line-height:1.4}
.news-body p{color:var(--muted);font-size:.9rem;margin:0}
.news-meta{display:flex;gap:12px;font-size:.78rem;color:var(--muted-2);text-transform:uppercase;letter-spacing:.05em;font-weight:700}
.more-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--primary-2);margin-top:26px}
.more-link:hover{color:#fff}
.empty-note{color:var(--muted);font-size:.95rem;padding:22px;border:1px dashed var(--border);border-radius:var(--radius);text-align:center}
/* CTA */
.cta-band{position:relative;overflow:hidden;border:1px solid var(--border-strong);border-radius:var(--radius-l);padding:44px;background:linear-gradient(120deg,rgba(37,99,235,.28),rgba(34,211,238,.12));box-shadow:var(--shadow)}
.cta-band h2{font-size:clamp(1.4rem,2.4vw,1.95rem);font-weight:800;margin:0 0 12px}
.cta-band p{color:#cbd5e1;max-width:660px;margin:0}
/* FOOTER */
.site-footer{border-top:1px solid rgba(56,189,248,.16);background:rgba(3,7,18,.86);padding:56px 0 26px;margin-top:24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px}
.footer-brand p{color:var(--muted);font-size:.92rem;margin:16px 0 14px;max-width:340px}
.age-badge{display:inline-grid;place-items:center;width:42px;height:42px;border-radius:12px;border:1px solid var(--border-strong);color:var(--primary-2);font-weight:800;font-size:.9rem}
.footer-col h4{font-size:.86rem;text-transform:uppercase;letter-spacing:.1em;color:#fff;margin:0 0 14px;font-weight:800}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{color:var(--muted);font-size:.92rem}
.footer-col a:hover{color:var(--primary-2)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;border-top:1px solid rgba(56,189,248,.14);margin-top:36px;padding-top:22px;color:var(--muted-2);font-size:.84rem}
/* Breadcrumb & misc */
.text-muted-2{color:var(--muted-2)}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(56,189,248,.27),transparent);margin:0}
/* FAB */
.fab{position:fixed;left:16px;bottom:96px;z-index:1050;width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:rgba(7,7,13,.8);backdrop-filter:blur(12px);border:2px solid transparent;background-clip:padding-box;color:var(--primary-2);box-shadow:0 0 20px rgba(6,182,212,.45);transition:transform .25s ease,opacity .25s ease;opacity:.85}
.fab::before{content:"";position:absolute;inset:-2px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--cyan));z-index:-1}
.fab:hover{opacity:1;transform:scale(1.1)}
.fab:active{transform:scale(.95) translateY(2px)}
.fab-badge{position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;background:#e11d48;box-shadow:0 0 0 2px #fff;animation:pulse 1.6s infinite}
@keyframes pulse{0%{opacity:.6}50%{opacity:1}100%{opacity:.6}}
/* Responsive */
@media (max-width:1024px){
  .hero-grid,.cat-hero-inner,.split{grid-template-columns:1fr;gap:30px}
  .grid-3,.grid-4,.news-list,.steps{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-links,.nav-actions{display:none}
  .nav-toggle{display:grid;place-items:center}
  .section{padding:52px 0}
  .grid-2,.grid-3,.grid-4,.news-list,.steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .cta-band{padding:28px}
}
@media (max-width:520px){
  .cat-hero h1{font-size:1.5rem}
  .hero-cta .btn-hero,.hero-cta .btn-hero-ghost{width:100%;justify-content:center}
  .mini-stats{gap:16px}
}

/* roulang page: category3 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1a3a;
  --surface:rgba(15,32,68,.55);
  --surface-solid:#0d1c3c;
  --border:rgba(56,189,248,.18);
  --border-strong:rgba(56,189,248,.42);
  --primary:#2563eb;
  --primary-2:#38bdf8;
  --cyan:#22d3ee;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --gold:#fbbf24;
  --green:#22c55e;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 18px 48px rgba(2,8,23,.55);
  --glow:0 0 24px rgba(56,189,248,.35);
  --glow-strong:0 0 32px rgba(37,99,235,.55);
}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:
    radial-gradient(1200px 600px at 15% -5%, rgba(37,99,235,.28), transparent 60%),
    radial-gradient(900px 500px at 90% 8%, rgba(34,211,238,.16), transparent 65%),
    linear-gradient(180deg,var(--bg) 0%, var(--bg-2) 55%, #050c1c 100%);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--primary-2)}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:72px 0}
.section-sm{padding:48px 0}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;font-weight:700;color:var(--primary-2);background:rgba(56,189,248,.08);border:1px solid var(--border);padding:6px 14px;border-radius:999px}
.section-title{font-size:clamp(1.5rem,2.6vw,2.1rem);font-weight:800;letter-spacing:-.02em;margin:16px 0 12px;line-height:1.28}
.section-sub{color:var(--muted);max-width:760px;font-size:1rem;margin-bottom:0}
.lead{color:#cbd5e1;font-size:1.05rem;line-height:1.7}
/* HEADER */
.site-header{position:sticky;top:0;z-index:1030;backdrop-filter:blur(16px);background:rgba(3,7,18,.82);border-bottom:1px solid rgba(56,189,248,.15)}
.nav-shell{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:72px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:1rem;letter-spacing:-.01em;color:#fff}
.brand-mark{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--cyan));box-shadow:var(--glow);color:#03111f;font-size:1.1rem}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text small{font-size:.66rem;font-weight:600;color:var(--primary-2);letter-spacing:.12em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{padding:9px 14px;border-radius:999px;font-size:.92rem;font-weight:600;color:#cbd5e1;border:1px solid transparent}
.nav-links a:hover{color:#fff;background:rgba(56,189,248,.09);border-color:var(--border)}
.nav-links a.active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(34,211,238,.18));border-color:var(--border-strong)}
.nav-actions{display:flex;align-items:center;gap:10px}
.btn-outline-nav{padding:9px 18px;border-radius:999px;border:1px solid var(--border-strong);color:var(--primary-2);font-weight:700;font-size:.88rem;background:transparent}
.btn-outline-nav:hover{background:rgba(56,189,248,.12);color:#fff}
.btn-primary-nav{padding:10px 20px;border-radius:999px;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;font-weight:800;font-size:.88rem;box-shadow:var(--glow);border:none}
.btn-primary-nav:hover{box-shadow:var(--glow-strong);color:#03111f;transform:translateY(-1px)}
.nav-toggle{display:none;background:transparent;border:1px solid var(--border);color:#fff;width:44px;height:44px;border-radius:12px;font-size:1.1rem}
.mobile-panel{display:none;border-top:1px solid rgba(56,189,248,.14);padding:16px 0}
.mobile-panel.open{display:block}
.mobile-panel ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.mobile-panel a{display:block;padding:12px 14px;border-radius:12px;background:rgba(13,28,60,.6);border:1px solid var(--border);font-weight:600}
.mobile-panel a.active{background:linear-gradient(135deg,rgba(37,99,235,.4),rgba(34,211,238,.2));color:#fff}
/* HERO CATEGORY */
.cat-hero{position:relative;overflow:hidden;padding:56px 0 64px}
.cat-hero-bg{position:absolute;inset:0;background:url('/assets/images/39a432ef1c880999.jpg') center/cover no-repeat;opacity:.2}
.cat-hero-overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(3,7,18,.95) 28%,rgba(8,18,41,.75) 62%,rgba(3,7,18,.96) 100%)}
.cat-hero-inner{position:relative;z-index:2}
.breadcrumbs{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.83rem;color:var(--muted);margin-bottom:18px}
.breadcrumbs a{color:var(--muted)}
.breadcrumbs a:hover{color:var(--primary-2)}
.cat-hero h1{font-size:clamp(1.7rem,3.2vw,2.5rem);font-weight:800;line-height:1.26;letter-spacing:-.02em;margin:14px 0 14px}
.cat-hero h1 .hl{background:linear-gradient(135deg,var(--primary-2),var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-hero p.lead{max-width:680px}
.cat-hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.btn-hero{display:inline-flex;align-items:center;gap:10px;padding:15px 28px;border-radius:14px;font-weight:800;font-size:.98rem;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;box-shadow:var(--glow-strong);border:none}
.btn-hero:hover{transform:translateY(-2px);color:#03111f;box-shadow:0 0 40px rgba(37,99,235,.7)}
.btn-hero-ghost{display:inline-flex;align-items:center;gap:10px;padding:15px 26px;border-radius:14px;font-weight:700;font-size:.95rem;background:rgba(56,189,248,.08);border:1px solid var(--border-strong);color:var(--primary-2)}
.btn-hero-ghost:hover{background:rgba(56,189,248,.18);color:#fff}
.cat-hero-panel{background:linear-gradient(160deg,rgba(15,32,68,.85),rgba(8,18,41,.7));border:1px solid var(--border);border-radius:var(--radius-l);padding:24px;box-shadow:var(--shadow);backdrop-filter:blur(12px)}
.cat-hero-panel h3{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--primary-2);font-weight:700;margin:0 0 16px}
.link-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:14px 16px;border-radius:14px;background:rgba(3,7,18,.55);border:1px solid var(--border);margin-bottom:10px;transition:border-color .2s ease,transform .2s ease}
.link-row:hover{border-color:var(--border-strong);transform:translateY(-2px)}
.link-row span{font-weight:700;font-size:.92rem;color:#e2e8f0}
.link-row small{display:block;color:var(--muted);font-weight:500;font-size:.78rem}
.link-row .status{font-size:.72rem;padding:4px 10px;border-radius:999px;background:rgba(34,197,94,.15);border:1px solid rgba(34,197,94,.4);color:#86efac;font-weight:700;white-space:nowrap}
/* STAT BAR */
.stat-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:-26px;position:relative;z-index:5}
.stat-card{background:linear-gradient(160deg,rgba(15,32,68,.9),rgba(8,18,41,.75));border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);text-align:left}
.stat-card strong{display:block;font-size:1.5rem;font-weight:800;color:#fff;line-height:1.2}
.stat-card span{font-size:.82rem;color:var(--muted);letter-spacing:.03em}
/* FEATURE GRID */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:26px 24px;backdrop-filter:blur(10px);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;height:100%}
.feature-card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--glow)}
.feature-icon{width:50px;height:50px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(34,211,238,.2));border:1px solid var(--border-strong);color:var(--primary-2);font-size:1.15rem;margin-bottom:18px}
.feature-card h3{font-size:1.08rem;font-weight:700;margin:0 0 10px}
.feature-card p{color:var(--muted);font-size:.93rem;margin:0}
/* SPLIT */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.media-frame{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow)}
.media-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.media-glow{position:absolute;inset:0;background:linear-gradient(200deg,rgba(37,99,235,.25),transparent 55%);pointer-events:none}
.check-list{list-style:none;margin:22px 0 0;padding:0;display:flex;flex-direction:column;gap:12px}
.check-list li{display:flex;gap:12px;align-items:flex-start;color:#cbd5e1;font-size:.96rem}
.check-list i{color:var(--green);margin-top:4px}
/* STEPS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:36px}
.step-card{position:relative;background:linear-gradient(160deg,rgba(15,32,68,.7),rgba(8,18,41,.55));border:1px solid var(--border);border-radius:var(--radius);padding:26px 22px}
.step-num{font-size:.85rem;font-weight:800;color:var(--primary-2);letter-spacing:.1em;margin-bottom:12px}
.step-card h3{font-size:1.02rem;font-weight:700;margin:0 0 8px}
.step-card p{color:var(--muted);font-size:.9rem;margin:0}
/* NETWORK */
.net-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:32px}
.net-item{display:flex;align-items:center;gap:12px;padding:16px 18px;border-radius:var(--radius);background:rgba(3,7,18,.5);border:1px solid var(--border);transition:border-color .2s ease}
.net-item:hover{border-color:var(--border-strong)}
.net-item i{font-size:1.15rem;color:var(--cyan)}
.net-item span{font-weight:600;font-size:.92rem;color:#e2e8f0}
/* TABLE PAY */
.pay-band{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:32px}
.pay-chip{padding:18px;border-radius:var(--radius);background:linear-gradient(160deg,rgba(15,32,68,.75),rgba(8,18,41,.6));border:1px solid var(--border);text-align:left}
.pay-chip strong{display:block;font-size:1rem;color:#fff;margin-bottom:4px}
.pay-chip span{font-size:.82rem;color:var(--muted)}
/* QUOTE / REVIEW */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:36px}
.review-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;height:100%}
.review-card .stars{color:var(--gold);font-size:.85rem;margin-bottom:14px}
.review-card p{color:#cbd5e1;font-size:.93rem;margin:0 0 16px}
.review-meta{display:flex;align-items:center;gap:12px}
.review-avatar{width:40px;height:40px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--cyan));color:#03111f;font-weight:800;font-size:.85rem}
.review-meta strong{display:block;font-size:.9rem;color:#fff}
.review-meta span{font-size:.78rem;color:var(--muted)}
/* FAQ */
.faq-list{margin-top:32px;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.faq-q{width:100%;text-align:left;background:transparent;border:none;color:#fff;font-weight:700;font-size:.98rem;padding:18px 22px;display:flex;justify-content:space-between;align-items:center;gap:16px;cursor:pointer;transition:background .2s ease}
.faq-q:hover{background:rgba(56,189,248,.06)}
.faq-q i{color:var(--primary-2);transition:transform .25s ease}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease;color:var(--muted);font-size:.93rem}
.faq-item.open .faq-a{max-height:420px}
.faq-a-inner{padding:0 22px 20px}
/* POSTS */
.posts-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:34px}
.post-card{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;height:100%;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease}
.post-card:hover{transform:translateY(-4px);border-color:var(--border-strong);box-shadow:var(--glow)}
.post-thumb{aspect-ratio:16/9;overflow:hidden;position:relative}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-tag{align-self:flex-start;font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--primary-2);background:rgba(56,189,248,.1);border:1px solid var(--border);padding:4px 10px;border-radius:999px}
.post-body h3{font-size:1rem;font-weight:700;margin:0;line-height:1.4}
.post-body h3 a{color:#fff}
.post-body h3 a:hover{color:var(--primary-2)}
.post-body p{color:var(--muted);font-size:.88rem;margin:0}
.post-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:12px;border-top:1px solid rgba(56,189,248,.12);font-size:.78rem;color:var(--muted-2)}
.more-link{display:inline-flex;align-items:center;gap:8px;font-weight:700;color:var(--primary-2);font-size:.9rem}
.more-link:hover{color:#fff}
.empty-note{color:var(--muted);font-size:.95rem;padding:24px 0}
/* CTA BAND */
.cta-band{position:relative;overflow:hidden;border-radius:var(--radius-l);border:1px solid var(--border-strong);padding:52px 40px;background:linear-gradient(135deg,rgba(37,99,235,.3),rgba(34,211,238,.14));box-shadow:var(--shadow)}
.cta-band h2{font-size:clamp(1.4rem,2.4vw,1.9rem);font-weight:800;margin:14px 0 12px}
.cta-band p{color:#cbd5e1;max-width:640px}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}
/* FOOTER */
.site-footer{background:rgba(3,7,18,.9);border-top:1px solid rgba(56,189,248,.15);padding:56px 0 26px;margin-top:24px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{color:var(--muted);font-size:.9rem;max-width:340px}
.age-badge{display:inline-block;margin-top:16px;padding:5px 12px;border-radius:999px;border:1px solid var(--border-strong);color:var(--primary-2);font-weight:800;font-size:.78rem}
.footer-col h4{font-size:.82rem;letter-spacing:.12em;text-transform:uppercase;color:#e2e8f0;margin:0 0 16px}
.footer-col ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.footer-col a{color:var(--muted);font-size:.9rem}
.footer-col a:hover{color:var(--primary-2)}
.footer-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:40px;padding-top:22px;border-top:1px solid rgba(56,189,248,.12);color:var(--muted-2);font-size:.82rem}
/* FAB */
.fab{position:fixed;left:16px;bottom:96px;z-index:1050;width:58px;height:58px;border-radius:18px;display:grid;place-items:center;background:rgba(7,7,13,.82);backdrop-filter:blur(12px);border:1px solid var(--border-strong);color:var(--primary-2);font-size:1.2rem;box-shadow:var(--glow);transition:transform .2s ease,box-shadow .2s ease,color .2s ease}
.fab:hover{transform:scale(1.08);color:#fff;box-shadow:0 0 30px rgba(34,211,238,.6)}
.fab:active{transform:scale(.94)}
.fab .dot{position:absolute;top:6px;right:6px;width:10px;height:10px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px rgba(244,63,94,.9)}
/* RESPONSIVE */
@media (max-width:1024px){
  .hero-grid,.split{grid-template-columns:1fr;gap:32px}
  .feature-grid,.review-grid,.posts-grid{grid-template-columns:repeat(2,1fr)}
  .steps,.net-grid,.pay-band,.stat-bar{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .nav-links{display:none}
  .nav-toggle{display:grid;place-items:center}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .nav-actions .btn-outline-nav{display:none}
  .nav-actions .btn-primary-nav{padding:9px 16px;font-size:.82rem}
  .cat-hero{padding:44px 0 52px}
  .stat-bar{margin-top:0;grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
  .feature-grid,.review-grid,.posts-grid,.steps,.net-grid,.pay-band,.footer-grid{grid-template-columns:1fr}
  .stat-bar{grid-template-columns:1fr}
  .cta-band{padding:36px 22px}
  .brand-text{font-size:.9rem}
  .brand-text small{font-size:.6rem}
}

/* 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}