/* roulang page: index */
:root{
  --bg:#050b16;
  --bg-soft:#081324;
  --panel:rgba(12,26,45,.78);
  --panel-2:rgba(15,34,58,.72);
  --line:rgba(96,165,250,.22);
  --line-strong:rgba(56,189,248,.48);
  --text:#f8fafc;
  --muted:#9db2cc;
  --blue:#2563eb;
  --cyan:#38bdf8;
  --green:#22c55e;
  --gold:#fbbf24;
  --pink:#ec4899;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --shadow:0 18px 60px rgba(0,0,0,.42);
  --glow:0 0 28px rgba(56,189,248,.28);
  --container:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(circle at 12% 8%,rgba(37,99,235,.18),transparent 28%),
    radial-gradient(circle at 88% 22%,rgba(56,189,248,.12),transparent 26%),
    var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(100% - 32px,var(--container));margin-inline:auto}
.section{padding:78px 0}
.section-alt{background:linear-gradient(180deg,rgba(8,19,36,.65),rgba(5,11,22,.92));border-top:1px solid rgba(96,165,250,.12);border-bottom:1px solid rgba(96,165,250,.12)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--blue));border-radius:999px}
h1,h2,h3{line-height:1.18;letter-spacing:-.02em}
h1{font-size:clamp(2rem,5vw,4.1rem);font-weight:900}
h2{font-size:clamp(1.6rem,3vw,2.55rem);font-weight:900}
h3{font-size:clamp(1.05rem,1.4vw,1.32rem);font-weight:800}
p{color:var(--muted)}
.section-head{max-width:780px;margin-bottom:38px;text-align:left}
.section-head h2{margin:12px 0 14px}
.section-head p{font-size:1rem}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 22px;border-radius:999px;font-weight:800;transition:.25s ease;border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 0 22px rgba(56,189,248,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.55)}
.btn-outline{border-color:var(--line-strong);color:#e0f2fe;background:rgba(14,30,52,.68)}
.btn-outline:hover{background:rgba(56,189,248,.14);transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible{outline:3px solid rgba(56,189,248,.55);outline-offset:3px}
.badge{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(15,34,58,.72);color:#c7e6ff;font-size:.78rem;font-weight:800}
.card{background:linear-gradient(145deg,rgba(18,39,68,.82),rgba(7,18,34,.88));border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow);overflow:hidden;transition:.25s ease}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 22px 60px rgba(0,0,0,.5),var(--glow)}
.card-body{padding:22px}
.card p{margin-top:10px}
.card-tag{position:absolute;top:14px;left:14px;padding:6px 10px;border-radius:999px;background:rgba(5,11,22,.82);border:1px solid var(--line-strong);color:var(--cyan);font-size:.72rem;font-weight:900}
header.site-header{position:sticky;top:0;z-index:100;background:rgba(5,11,22,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(96,165,250,.18)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:74px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:.98rem;max-width:315px;line-height:1.25}
.logo-mark{width:42px;height:42px;border-radius:13px;background:conic-gradient(from 210deg,var(--blue),var(--cyan),var(--pink),var(--blue));display:grid;place-items:center;color:#fff;font-size:.82rem;box-shadow:0 0 22px rgba(56,189,248,.32);flex:none}
nav.main-nav{display:flex;align-items:center;gap:6px}
nav.main-nav a{padding:10px 13px;border-radius:10px;color:#b9cbe1;font-size:.9rem;font-weight:700;transition:.2s ease}
nav.main-nav a:hover,nav.main-nav a.active{color:#fff;background:rgba(56,189,248,.13)}
.menu-btn{display:none;width:48px;height:48px;border-radius:12px;background:rgba(15,34,58,.75);border:1px solid var(--line);color:#fff;font-size:1.25rem}
.hero{position:relative;min-height:720px;display:flex;align-items:center;overflow:hidden;border-bottom:1px solid rgba(96,165,250,.2)}
.hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/e74e4bb09ff4b621.jpg') center/cover no-repeat;opacity:.42;transform:scale(1.02)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,11,22,.98) 0%,rgba(5,11,22,.88) 46%,rgba(5,11,22,.42) 100%),linear-gradient(180deg,rgba(5,11,22,.18),rgba(5,11,22,.9))}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding:96px 0 86px}
.hero-copy{max-width:700px}
.hero h1{font-size:clamp(2.15rem,5.3vw,4.35rem);margin:20px 0 22px}
.hero h1 span{background:linear-gradient(135deg,#fff,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.08rem;color:#d5e4f5;max-width:650px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:34px}
.stat{padding:16px;border-radius:14px;background:rgba(9,22,40,.72);border:1px solid var(--line)}
.stat strong{display:block;color:#fff;font-size:1.25rem}
.stat span{display:block;color:var(--muted);font-size:.76rem;margin-top:3px}
.hero-visual{position:relative;min-height:480px;border-radius:28px;overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow),var(--glow);background:rgba(5,11,22,.42)}
.hero-visual img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 38%,rgba(5,11,22,.94))}
.hero-panel{position:absolute;left:20px;right:20px;bottom:20px;z-index:2;padding:20px;border-radius:18px;background:rgba(5,11,22,.78);backdrop-filter:blur(12px);border:1px solid var(--line)}
.hero-panel strong{display:block;font-size:1.15rem;color:#fff}
.hero-panel p{font-size:.88rem;margin-top:6px}
.marquee{border-top:1px solid rgba(96,165,250,.14);border-bottom:1px solid rgba(96,165,250,.14);background:rgba(8,19,36,.72);overflow:hidden}
.marquee-track{display:flex;gap:38px;white-space:nowrap;padding:14px 0;animation:scroll 28s linear infinite}
.marquee-track span{color:#c7e6ff;font-size:.82rem;font-weight:800}
@keyframes scroll{to{transform:translateX(-50%)}}
.feature-list{display:grid;gap:16px}
.feature-row{display:grid;grid-template-columns:56px 1fr auto;gap:18px;align-items:center;padding:20px;border-radius:16px;background:rgba(9,22,40,.68);border:1px solid var(--line)}
.feature-icon{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.18));border:1px solid var(--line-strong);font-weight:900;color:var(--cyan)}
.feature-row p{font-size:.9rem;margin-top:5px}
.audience-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:22px}
.audience-col{padding:28px;border-radius:20px;background:rgba(9,22,40,.68);border:1px solid var(--line)}
.audience-col h3{margin-bottom:16px}
.audience-col ul{list-style:none;display:grid;gap:13px}
.audience-col li{position:relative;padding-left:24px;color:#c9d9eb}
.audience-col li::before{content:"";position:absolute;left:0;top:.62em;width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 12px var(--cyan)}
.compare{width:100%;border-collapse:separate;border-spacing:0;background:rgba(9,22,40,.72);border:1px solid var(--line);border-radius:18px;overflow:hidden}
.compare th,.compare td{padding:18px;text-align:left;border-bottom:1px solid rgba(96,165,250,.14)}
.compare th{background:rgba(37,99,235,.16);color:#fff;font-size:.9rem}
.compare td{color:#c8d8ea;font-size:.9rem}
.compare tr:last-child td{border-bottom:0}
.compare .plus{color:#86efac;font-weight:800}
.compare .minus{color:#fca5a5;font-weight:800}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{padding:24px 20px;border-radius:18px;background:rgba(9,22,40,.68);border:1px solid var(--line);position:relative}
.step::before{counter-increment:step;content:counter(step,decimal-leading-zero);display:block;color:var(--cyan);font-size:.78rem;font-weight:900;margin-bottom:14px}
.step p{font-size:.9rem;margin-top:9px}
.media-stage{display:grid;grid-template-columns:1.2fr .8fr;gap:22px;align-items:stretch}
.stage-main{position:relative;min-height:430px;border-radius:22px;overflow:hidden;border:1px solid var(--line-strong)}
.stage-main img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}
.stage-main::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(5,11,22,.96))}
.stage-caption{position:absolute;left:22px;right:22px;bottom:22px;z-index:2}
.stage-caption p{margin-top:8px}
.stage-thumbs{display:grid;gap:14px}
.thumb{display:grid;grid-template-columns:88px 1fr;gap:14px;align-items:center;padding:12px;border-radius:15px;background:rgba(9,22,40,.72);border:1px solid var(--line);transition:.2s}
.thumb:hover{border-color:var(--line-strong);transform:translateX(4px)}
.thumb img{width:88px;height:66px;object-fit:cover;border-radius:10px}
.thumb p{font-size:.82rem;margin-top:4px}
.review-wall{columns:3;column-gap:18px}
.review{break-inside:avoid;margin-bottom:18px;padding:22px;border-radius:16px;background:rgba(9,22,40,.74);border:1px solid var(--line)}
.review .stars{color:var(--gold);letter-spacing:.08em;font-size:.86rem}
.review p{font-size:.9rem;margin:10px 0 14px}
.review strong{font-size:.84rem;color:#fff}
.ticker{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.ticker-item{padding:18px;border-radius:14px;background:linear-gradient(145deg,rgba(37,99,235,.16),rgba(9,22,40,.74));border:1px solid var(--line);text-align:left}
.ticker-item strong{display:block;color:#fff}
.ticker-item span{font-size:.8rem;color:var(--muted)}
.news-layout{display:grid;grid-template-columns:1.35fr .75fr;gap:24px;align-items:start}
.news-list{display:grid;gap:16px}
.news-item{display:grid;grid-template-columns:170px 1fr;gap:18px;padding:16px;border-radius:16px;background:rgba(9,22,40,.7);border:1px solid var(--line);transition:.2s}
.news-item:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.news-item img{width:100%;height:118px;object-fit:cover;border-radius:12px}
.news-item h3{font-size:1.02rem}
.news-item p{font-size:.86rem;margin-top:8px}
.news-meta{display:flex;gap:12px;flex-wrap:wrap;margin-top:11px;color:#8fb3d4;font-size:.75rem}
.side-panel{padding:22px;border-radius:18px;background:linear-gradient(180deg,rgba(37,99,235,.14),rgba(9,22,40,.76));border:1px solid var(--line);position:sticky;top:94px}
.side-panel h3{margin-bottom:16px}
.mini-list{list-style:none;display:grid;gap:12px}
.mini-list li{padding-bottom:12px;border-bottom:1px solid rgba(96,165,250,.13);color:#c7d8eb;font-size:.88rem}
.mini-list li:last-child{border-bottom:0;padding-bottom:0}
.trust-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.trust-item{display:flex;gap:14px;align-items:flex-start;padding:20px;border-radius:16px;background:rgba(9,22,40,.7);border:1px solid var(--line)}
.trust-icon{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(56,189,248,.14);color:var(--cyan);font-weight:900;flex:none}
.trust-item p{font-size:.84rem;margin-top:4px}
.cta-band{position:relative;overflow:hidden;border-radius:24px;border:1px solid var(--line-strong);background:linear-gradient(135deg,rgba(37,99,235,.26),rgba(8,19,36,.96));padding:44px;display:grid;grid-template-columns:1fr auto;gap:30px;align-items:center}
.cta-band::before{content:"";position:absolute;width:260px;height:260px;border-radius:50%;background:rgba(56,189,248,.16);filter:blur(70px);right:-70px;top:-90px}
.cta-band h2{max-width:700px;margin-bottom:12px}
.cta-band p{max-width:720px}
footer.site-footer{background:#03070e;border-top:1px solid rgba(96,165,250,.18);padding:58px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,.7fr);gap:34px}
.footer-brand p{font-size:.88rem;margin-top:14px;max-width:430px}
.footer-col h3{font-size:.9rem;margin-bottom:16px;color:#fff}
.footer-col a{display:block;color:#91a9c4;font-size:.84rem;margin-bottom:10px;transition:.2s}
.footer-col a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;align-items:center;border-top:1px solid rgba(96,165,250,.14);margin-top:42px;padding-top:22px;color:#6f8299;font-size:.78rem}
.payment-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.payment-row span{padding:6px 9px;border-radius:8px;background:rgba(15,34,58,.75);border:1px solid var(--line);font-size:.72rem;color:#bfdbef}
.fab{position:fixed;left:16px;bottom:96px;z-index:80;width:58px;height:58px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-weight:900;box-shadow:0 0 24px rgba(56,189,248,.48);opacity:.86;transition:.25s}
.fab:hover{opacity:1;transform:scale(1.08) rotate(-3deg)}
.fab::after{content:"";position:absolute;top:8px;right:8px;width:9px;height:9px;border-radius:50%;background:#ef4444;box-shadow:0 0 0 2px #fff}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .hero{min-height:auto}
  .hero-visual{min-height:390px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .review-wall{columns:2}
  .news-layout{grid-template-columns:1fr}
  .side-panel{position:static}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-wrap{min-height:66px}
  .logo{font-size:.84rem;max-width:225px}
  .menu-btn{display:grid;place-items:center}
  nav.main-nav{position:absolute;top:74px;left:16px;right:16px;display:none;flex-direction:column;align-items:stretch;padding:14px;border-radius:16px;background:rgba(5,11,22,.97);border:1px solid var(--line);box-shadow:var(--shadow)}
  nav.main-nav.open{display:flex}
  nav.main-nav a{padding:12px}
  .section{padding:60px 0}
  .hero-inner{padding:72px 0 62px}
  .hero-stats{grid-template-columns:1fr 1fr}
  .grid-2,.grid-3,.grid-4,.audience-grid,.steps,.ticker,.trust-strip{grid-template-columns:1fr}
  .feature-row{grid-template-columns:48px 1fr;gap:14px}
  .feature-row .btn{grid-column:1/-1;width:100%}
  .media-stage{grid-template-columns:1fr}
  .stage-main{min-height:340px}
  .review-wall{columns:1}
  .news-item{grid-template-columns:1fr}
  .news-item img{height:190px}
  .cta-band{grid-template-columns:1fr;padding:30px}
  .cta-band .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media(max-width:520px){
  .container{width:min(100% - 22px,var(--container))}
  .logo{max-width:185px;font-size:.74rem}
  .logo-mark{width:38px;height:38px}
  .hero h1{font-size:2rem}
  .hero-actions .btn{width:100%}
  .hero-stats{grid-template-columns:1fr}
  .hero-visual{min-height:330px}
  .badge{font-size:.68rem}
  .section-head{margin-bottom:28px}
  .fab{left:12px;bottom:84px;width:54px;height:54px}
}

/* roulang page: article */
:root{
  --bg:#050b16;
  --bg-soft:#081324;
  --panel:rgba(12,26,45,.78);
  --panel-2:rgba(15,34,58,.72);
  --line:rgba(96,165,250,.22);
  --line-strong:rgba(56,189,248,.48);
  --text:#f8fafc;
  --muted:#9db2cc;
  --blue:#2563eb;
  --cyan:#38bdf8;
  --green:#22c55e;
  --gold:#fbbf24;
  --pink:#ec4899;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --shadow:0 18px 60px rgba(0,0,0,.42);
  --glow:0 0 28px rgba(56,189,248,.28);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(circle at 12% 8%,rgba(37,99,235,.18),transparent 28%),
    radial-gradient(circle at 88% 22%,rgba(56,189,248,.12),transparent 26%),
    var(--bg);
  color:var(--text);
  line-height:1.6;
  font-size:16px;
  overflow-x:hidden;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}
button{cursor:pointer;border:0;background:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800}
p{margin:0}
.container{width:min(100% - 32px,var(--container));margin-inline:auto}
.section{padding:78px 0}
.section-alt{
  background:linear-gradient(180deg,rgba(8,19,36,.65),rgba(5,11,22,.92));
  border-top:1px solid rgba(96,165,250,.12);
  border-bottom:1px solid rgba(96,165,250,.12);
}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;color:var(--cyan);
  font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--blue));border-radius:999px}
.section-head{max-width:780px;margin-bottom:38px;text-align:left}
.section-head h2{margin:12px 0 14px;font-size:clamp(1.5rem,3.2vw,2.15rem)}
.section-head p{color:var(--muted);font-size:1rem}
.muted{color:var(--muted)}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  min-height:48px;padding:0 22px;border-radius:999px;font-weight:800;
  font-size:.94rem;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease;
  border:1px solid transparent;text-align:center;
}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 0 22px rgba(56,189,248,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.55)}
.btn-outline{border-color:var(--line-strong);color:#e0f2fe;background:rgba(14,30,52,.68)}
.btn-outline:hover{background:rgba(56,189,248,.14);transform:translateY(-2px)}
.btn-ghost{border-color:var(--line);color:#cfe3f7;background:rgba(9,22,40,.6)}
.btn-ghost:hover{border-color:var(--line-strong);color:#fff}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(56,189,248,.55);outline-offset:3px;border-radius:12px}
.badge{
  display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border-radius:999px;
  border:1px solid var(--line);background:rgba(15,34,58,.72);color:#c7e6ff;
  font-size:.78rem;font-weight:800;letter-spacing:.02em;
}
.badge-gold{border-color:rgba(251,191,36,.45);color:#fde68a;background:rgba(60,42,6,.5)}
.badge-green{border-color:rgba(34,197,94,.45);color:#bbf7d0;background:rgba(6,46,26,.5)}
.card{
  background:linear-gradient(145deg,rgba(18,39,68,.82),rgba(7,18,34,.88));
  border:1px solid var(--line);border-radius:var(--radius-md);
  box-shadow:var(--shadow);overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 22px 60px rgba(0,0,0,.5),var(--glow)}
.card-body{padding:22px}
.card-body h3{font-size:1.05rem}
.card-body p{margin-top:10px;color:var(--muted);font-size:.94rem}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.card:hover .card-media img{transform:scale(1.06)}
header.site-header{
  position:sticky;top:0;z-index:100;background:rgba(5,11,22,.82);
  backdrop-filter:blur(18px);border-bottom:1px solid rgba(96,165,250,.18);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:74px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:.98rem;max-width:315px;line-height:1.25}
.logo-mark{
  width:42px;height:42px;border-radius:13px;flex:none;
  background:conic-gradient(from 210deg,var(--blue),var(--cyan),var(--pink),var(--blue));
  display:grid;place-items:center;color:#fff;font-size:.82rem;
  box-shadow:0 0 22px rgba(56,189,248,.32);
}
nav.main-nav{display:flex;align-items:center;gap:6px}
nav.main-nav a{padding:10px 13px;border-radius:10px;color:#b9cbe1;font-size:.9rem;font-weight:700;transition:.2s ease}
nav.main-nav a:hover,nav.main-nav a.active{color:#fff;background:rgba(56,189,248,.13)}
.menu-btn{
  display:none;width:48px;height:48px;border-radius:12px;
  background:rgba(15,34,58,.75);border:1px solid var(--line);color:#fff;font-size:1.25rem;
}
main{display:block}
.article-hero{position:relative;padding:56px 0 52px;border-bottom:1px solid rgba(96,165,250,.18);overflow:hidden}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:url('/assets/images/a4ea8ed368846a23.jpg') center/cover no-repeat;
  opacity:.34;
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(5,11,22,.98) 0%,rgba(5,11,22,.9) 52%,rgba(5,11,22,.55) 100%),
             linear-gradient(180deg,rgba(5,11,22,.2),rgba(5,11,22,.95));
}
.article-hero .container{position:relative;z-index:2}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.82rem;color:var(--muted);margin-bottom:20px}
.breadcrumb span.sep{color:rgba(157,178,204,.55)}
.breadcrumb a{color:#a9c6e6}
.breadcrumb a:hover{color:#fff}
.article-hero h1{
  font-size:clamp(1.85rem,4.4vw,3.15rem);
  margin:16px 0 18px;max-width:960px;letter-spacing:-.01em;
}
.article-lead{max-width:780px;color:#d5e4f5;font-size:1.05rem}
.article-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.article-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.feature-band{padding:0 0 8px;margin-top:-6px}
.feature-figure{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line-strong);box-shadow:var(--shadow),var(--glow);
  background:rgba(5,11,22,.6);
}
.feature-figure img{width:100%;aspect-ratio:16/7;object-fit:cover}
.feature-caption{
  position:absolute;left:0;right:0;bottom:0;padding:22px 24px;
  background:linear-gradient(180deg,transparent,rgba(5,11,22,.94));
}
.feature-caption strong{display:block;font-size:1.02rem;color:#fff}
.feature-caption span{display:block;margin-top:4px;font-size:.85rem;color:var(--muted)}
.stat-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.stat{
  padding:22px;border-radius:var(--radius-md);
  background:rgba(9,22,40,.7);border:1px solid var(--line);
}
.stat b{display:block;font-size:1.7rem;line-height:1.1;color:#fff;font-weight:900}
.stat b em{font-style:normal;color:var(--cyan)}
.stat span{display:block;margin-top:8px;font-size:.85rem;color:var(--muted)}
.layout-article{display:grid;grid-template-columns:minmax(0,1fr);gap:34px}
.article-panel{
  padding:34px clamp(20px,3.4vw,42px);
  border-radius:var(--radius-lg);
  background:linear-gradient(160deg,rgba(13,29,52,.82),rgba(6,15,29,.9));
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.article-content{max-width:100%;color:#dbe8f6;font-size:1.02rem;line-height:1.75;text-align:left}
.article-content > * + *{margin-top:18px}
.article-content h2{
  font-size:clamp(1.35rem,2.6vw,1.75rem);margin-top:38px;padding-left:16px;
  border-left:4px solid var(--cyan);color:#fff;
}
.article-content h3{font-size:1.15rem;margin-top:28px;color:#e6f2ff}
.article-content h4{font-size:1.02rem;margin-top:22px;color:#d3e6f9}
.article-content p{color:#cfe0f1}
.article-content strong{color:#fff}
.article-content a{color:var(--cyan);text-decoration:underline;text-underline-offset:3px}
.article-content a:hover{color:#fff}
.article-content ul,.article-content ol{margin-top:16px;display:grid;gap:10px}
.article-content ul li{position:relative;padding-left:26px;color:#cfe0f1}
.article-content ul li::before{
  content:"";position:absolute;left:0;top:.6em;width:9px;height:9px;border-radius:3px;
  background:linear-gradient(135deg,var(--cyan),var(--blue));
}
.article-content ol{counter-reset:item}
.article-content ol li{position:relative;padding-left:36px;color:#cfe0f1}
.article-content ol li::before{
  counter-increment:item;content:counter(item);
  position:absolute;left:0;top:1px;width:24px;height:24px;border-radius:8px;
  display:grid;place-items:center;font-size:.76rem;font-weight:900;color:#fff;
  background:linear-gradient(135deg,rgba(37,99,235,.9),rgba(56,189,248,.7));
}
.article-content img{border-radius:var(--radius-md);border:1px solid var(--line);margin-top:22px}
.article-content blockquote{
  margin-top:24px;padding:20px 22px;border-radius:var(--radius-md);
  background:rgba(56,189,248,.09);border-left:4px solid var(--cyan);color:#e6f2ff;
}
.article-content table{width:100%;border-collapse:collapse;margin-top:22px;font-size:.94rem}
.article-content th,.article-content td{padding:12px 14px;border-bottom:1px solid var(--line);text-align:left}
.article-content th{color:#fff;background:rgba(15,34,58,.7)}
.article-empty{
  padding:36px;border-radius:var(--radius-lg);text-align:left;
  background:rgba(9,22,40,.7);border:1px dashed var(--line-strong);
}
.article-empty h2{font-size:1.3rem;margin-bottom:12px}
.article-empty p{color:var(--muted);margin-bottom:20px}
.keypoints{display:grid;gap:14px;margin-top:8px}
.keypoint{
  display:grid;grid-template-columns:52px minmax(0,1fr);gap:16px;align-items:start;
  padding:18px 20px;border-radius:var(--radius-md);
  background:rgba(9,22,40,.66);border:1px solid var(--line);
  transition:border-color .25s ease,transform .25s ease;
}
.keypoint:hover{border-color:var(--line-strong);transform:translateX(4px)}
.keypoint-num{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;
  font-weight:900;color:#fff;font-size:1rem;
  background:linear-gradient(135deg,rgba(37,99,235,.5),rgba(56,189,248,.25));
  border:1px solid var(--line-strong);
}
.keypoint h3{font-size:1rem;margin-bottom:6px}
.keypoint p{color:var(--muted);font-size:.92rem}
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  padding:38px clamp(22px,4vw,46px);
  background:
    radial-gradient(circle at 88% 18%,rgba(56,189,248,.28),transparent 42%),
    linear-gradient(135deg,rgba(21,52,96,.92),rgba(6,15,29,.95));
  border:1px solid var(--line-strong);box-shadow:var(--shadow),var(--glow);
}
.cta-band-inner{display:grid;grid-template-columns:1.35fr .65fr;gap:28px;align-items:center}
.cta-band h2{font-size:clamp(1.4rem,3vw,2rem);margin:14px 0 12px}
.cta-band p{color:#cfe3f7;max-width:640px}
.cta-band-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:24px}
.cta-offer{
  text-align:left;padding:22px;border-radius:var(--radius-md);
  background:rgba(5,11,22,.66);border:1px dashed var(--line-strong);
}
.cta-offer b{display:block;font-size:2.15rem;line-height:1;color:var(--gold);font-weight:900}
.cta-offer span{display:block;margin-top:8px;font-size:.88rem;color:var(--muted)}
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;counter-reset:step}
.step{
  position:relative;padding:28px 22px 24px;border-radius:var(--radius-md);
  background:rgba(9,22,40,.68);border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:1.5rem;font-weight:900;color:rgba(56,189,248,.75);margin-bottom:12px;
}
.step h3{font-size:1.02rem;margin-bottom:8px}
.step p{color:var(--muted);font-size:.92rem}
.tip-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.tip{
  padding:24px;border-radius:var(--radius-md);
  background:linear-gradient(150deg,rgba(14,32,58,.8),rgba(6,15,29,.86));
  border:1px solid var(--line);transition:border-color .25s ease,transform .25s ease;
}
.tip:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.tip h3{font-size:1.02rem;display:flex;align-items:center;gap:10px;margin-bottom:10px}
.tip h3 i{
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;font-style:normal;
  font-size:.85rem;font-weight:900;color:#0b1b30;
  background:linear-gradient(135deg,var(--cyan),#a5f3fc);
}
.tip p{color:var(--muted);font-size:.93rem}
.trust-row{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;
  padding:26px;border-radius:var(--radius-lg);
  background:rgba(9,22,40,.62);border:1px solid var(--line);
}
.trust-item{text-align:left}
.trust-item b{display:block;color:#fff;font-size:.95rem;margin-bottom:6px}
.trust-item span{color:var(--muted);font-size:.86rem}
.faq-list{display:grid;gap:14px}
.faq-item{
  border-radius:var(--radius-md);border:1px solid var(--line);
  background:rgba(9,22,40,.66);overflow:hidden;transition:border-color .25s ease;
}
.faq-item[open]{border-color:var(--line-strong)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:20px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-weight:800;color:#eaf4ff;font-size:1rem;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";flex:none;width:28px;height:28px;border-radius:9px;
  display:grid;place-items:center;font-size:1.1rem;color:var(--cyan);
  border:1px solid var(--line-strong);transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"–";transform:rotate(180deg)}
.faq-body{padding:0 22px 22px;color:var(--muted);font-size:.95rem}
.back-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between}
.site-footer{
  margin-top:20px;padding:64px 0 30px;
  background:linear-gradient(180deg,rgba(5,11,22,.6),rgba(3,8,16,.98));
  border-top:1px solid rgba(96,165,250,.18);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{color:var(--muted);font-size:.9rem;max-width:360px}
.payment-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.payment-row span{
  padding:6px 11px;border-radius:8px;font-size:.76rem;font-weight:800;
  color:#cfe3f7;background:rgba(15,34,58,.8);border:1px solid var(--line);
}
.footer-col h3{font-size:.86rem;text-transform:uppercase;letter-spacing:.08em;color:#8fb2d6;margin-bottom:16px}
.footer-col a{display:block;color:#b9cbe1;font-size:.9rem;padding:6px 0;transition:color .2s ease}
.footer-col a:hover{color:#fff}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid rgba(96,165,250,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  color:var(--muted);font-size:.84rem;
}
.fab-support{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:flex;align-items:center;gap:10px;
  min-height:56px;padding:0 18px;border-radius:999px;
  background:rgba(7,12,26,.82);backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,12,26,.86),rgba(7,12,26,.86)),
                   linear-gradient(135deg,var(--cyan),var(--pink));
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  color:#eaf7ff;font-weight:900;font-size:.86rem;
  transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease;
  opacity:.82;
}
.fab-support:hover{opacity:1;transform:scale(1.05);box-shadow:0 0 30px rgba(6,182,212,.7)}
.fab-support:active{transform:scale(.95)}
.fab-support .fab-num{
  font-size:.95rem;font-weight:900;letter-spacing:.04em;
  background:linear-gradient(135deg,var(--cyan),#a5f3fc);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.fab-dot{width:10px;height:10px;border-radius:50%;background:var(--pink);box-shadow:0 0 10px rgba(236,72,153,.9);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
@media (max-width:1024px){
  .cta-band-inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .trust-row{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .menu-btn{display:grid;place-items:center}
  nav.main-nav{
    position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:4px;padding:14px 16px 20px;
    background:rgba(5,11,22,.97);backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
    display:none;
  }
  nav.main-nav.open{display:flex}
  nav.main-nav a{padding:13px 12px;font-size:.95rem}
  .grid-2,.grid-3,.grid-4,.tip-grid,.steps{grid-template-columns:1fr}
  .article-hero{padding:40px 0 40px}
  .article-panel{padding:24px 18px}
  .footer-grid{grid-template-columns:1fr}
  .fab-support{bottom:84px;padding:0 14px;min-height:52px;font-size:.8rem}
}
@media (max-width:520px){
  .logo{font-size:.86rem;max-width:210px}
  .logo-mark{width:38px;height:38px}
  .stat-strip,.trust-row{grid-template-columns:1fr}
  .hero-actions .btn,.article-actions .btn{width:100%}
  .article-hero h1{font-size:1.62rem}
  .keypoint{grid-template-columns:1fr;gap:12px}
  .faq-item summary{padding:16px;font-size:.94rem}
}

/* roulang page: category1 */
:root{
  --bg:#050b16;
  --bg-soft:#081324;
  --panel:rgba(12,26,45,.78);
  --panel-2:rgba(15,34,58,.72);
  --line:rgba(96,165,250,.22);
  --line-strong:rgba(56,189,248,.48);
  --text:#f8fafc;
  --muted:#9db2cc;
  --blue:#2563eb;
  --cyan:#38bdf8;
  --green:#22c55e;
  --gold:#fbbf24;
  --pink:#ec4899;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --shadow:0 18px 60px rgba(0,0,0,.42);
  --glow:0 0 28px rgba(56,189,248,.28);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  font-size:16px;
  background:
    radial-gradient(circle at 12% 8%,rgba(37,99,235,.18),transparent 28%),
    radial-gradient(circle at 88% 22%,rgba(56,189,248,.12),transparent 26%),
    var(--bg);
  color:var(--text);
  line-height:1.62;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
button{cursor:pointer;border:0}
h1,h2,h3,h4{margin:0;line-height:1.22;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.6vw,3.5rem)}
h2{font-size:clamp(1.45rem,2.6vw,2.15rem)}
h3{font-size:1.08rem}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.container{width:min(100% - 32px,var(--container));margin-inline:auto}
.section{padding:78px 0}
.section-alt{background:linear-gradient(180deg,rgba(8,19,36,.65),rgba(5,11,22,.92));border-top:1px solid rgba(96,165,250,.12);border-bottom:1px solid rgba(96,165,250,.12)}
.section-head{max-width:800px;margin-bottom:38px;text-align:left}
.section-head h2{margin:12px 0 14px}
.section-head p{color:var(--muted);font-size:1rem}
.muted{color:var(--muted)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--blue));border-radius:999px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 22px;border-radius:999px;font-weight:800;font-size:.95rem;transition:.25s ease;border:1px solid transparent;text-align:center}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 0 22px rgba(56,189,248,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.55)}
.btn-outline{border-color:var(--line-strong);color:#e0f2fe;background:rgba(14,30,52,.68)}
.btn-outline:hover{background:rgba(56,189,248,.14);transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(56,189,248,.55);outline-offset:3px}
.badge{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(15,34,58,.72);color:#c7e6ff;font-size:.78rem;font-weight:800}
.badge-gold{border-color:rgba(251,191,36,.45);color:#fde68a;background:rgba(80,55,8,.35)}
.badge-green{border-color:rgba(34,197,94,.45);color:#bbf7d0;background:rgba(9,54,32,.42)}
.card{position:relative;background:linear-gradient(145deg,rgba(18,39,68,.82),rgba(7,18,34,.88));border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow);overflow:hidden;transition:.25s ease}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 22px 60px rgba(0,0,0,.5),var(--glow)}
.card-body{padding:24px}
.card p{margin-top:10px;color:var(--muted);font-size:.94rem}
.card-tag{position:absolute;top:14px;left:14px;padding:6px 10px;border-radius:999px;background:rgba(5,11,22,.82);border:1px solid var(--line-strong);color:var(--cyan);font-size:.72rem;font-weight:900}
.card-thumb{aspect-ratio:16/9;width:100%;object-fit:cover;border-bottom:1px solid var(--line)}
header.site-header{position:sticky;top:0;z-index:100;background:rgba(5,11,22,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(96,165,250,.18)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:74px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:.96rem;max-width:320px;line-height:1.25}
.logo-mark{width:42px;height:42px;border-radius:13px;background:conic-gradient(from 210deg,var(--blue),var(--cyan),var(--pink),var(--blue));display:grid;place-items:center;color:#fff;font-size:.82rem;box-shadow:0 0 22px rgba(56,189,248,.32);flex:none}
nav.main-nav{display:flex;align-items:center;gap:6px}
nav.main-nav a{padding:10px 13px;border-radius:10px;color:#b9cbe1;font-size:.9rem;font-weight:700;transition:.2s ease}
nav.main-nav a:hover,nav.main-nav a.active{color:#fff;background:rgba(56,189,248,.13)}
nav.main-nav a.active{box-shadow:inset 0 -2px 0 var(--cyan)}
.menu-btn{display:none;width:48px;height:48px;border-radius:12px;background:rgba(15,34,58,.75);border:1px solid var(--line);color:#fff;font-size:1.25rem;place-items:center}
.hero-cat{position:relative;overflow:hidden;border-bottom:1px solid rgba(96,165,250,.2);padding:74px 0 62px}
.hero-cat::before{content:"";position:absolute;inset:0;background:url('/assets/images/e74e4bb09ff4b621.jpg') center/cover no-repeat;opacity:.32}
.hero-cat::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(5,11,22,.97) 0%,rgba(5,11,22,.86) 48%,rgba(5,11,22,.5) 100%)}
.hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:46px;align-items:center}
.hero-copy h1{margin:18px 0 20px}
.hero-copy h1 em{font-style:normal;background:linear-gradient(135deg,#fff,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.06rem;color:#d5e4f5;max-width:660px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}
.ticker{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:26px;padding:14px 18px;border-radius:14px;background:rgba(5,11,22,.72);border:1px solid var(--line-strong);box-shadow:var(--glow)}
.ticker strong{color:#fde68a;font-variant-numeric:tabular-nums;font-size:1.05rem}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px}
.hstat{padding:14px 16px;border-radius:14px;background:rgba(9,22,40,.7);border:1px solid var(--line)}
.hstat b{display:block;font-size:1.3rem;color:#fff}
.hstat span{font-size:.78rem;color:var(--muted)}
.hero-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow),var(--glow);min-height:430px}
.hero-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,11,22,.05) 30%,rgba(5,11,22,.94))}
.hero-panel{position:absolute;left:18px;right:18px;bottom:18px;z-index:2;padding:20px;border-radius:18px;background:rgba(5,11,22,.8);backdrop-filter:blur(12px);border:1px solid var(--line)}
.hero-panel strong{display:block;font-size:1.08rem;color:#fff}
.hero-panel p{font-size:.88rem;color:var(--muted);margin-top:6px}
.stat-card{padding:22px;border-radius:var(--radius-md);background:linear-gradient(160deg,rgba(16,35,62,.85),rgba(7,17,33,.9));border:1px solid var(--line);transition:.25s ease}
.stat-card:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.stat-card b{display:block;font-size:1.7rem;color:#fff;font-variant-numeric:tabular-nums}
.stat-card span{font-size:.82rem;color:var(--cyan);font-weight:800;letter-spacing:.04em;text-transform:uppercase}
.stat-card p{color:var(--muted);font-size:.9rem;margin-top:8px}
.feature-list{display:grid;gap:16px}
.feature-row{display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:flex-start;padding:22px;border-radius:var(--radius-md);background:rgba(9,22,40,.68);border:1px solid var(--line)}
.feature-icon{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(37,99,235,.4),rgba(56,189,248,.18));border:1px solid var(--line-strong);font-weight:900;color:#e0f2fe}
.feature-row h3{margin-bottom:6px}
.feature-row p{color:var(--muted);font-size:.94rem}
.strategy-table{border:1px solid var(--line);border-radius:var(--radius-md);overflow:hidden;background:rgba(8,19,36,.6)}
.st-head,.st-row{display:grid;grid-template-columns:1.05fr .8fr 2.1fr 1.15fr;gap:14px;padding:16px 20px;align-items:center}
.st-head{background:rgba(15,34,58,.85);font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan);font-weight:900}
.st-row{border-top:1px solid rgba(96,165,250,.14);font-size:.93rem;transition:.2s ease}
.st-row:hover{background:rgba(56,189,248,.07)}
.st-phase{font-weight:800;color:#fff}
.st-bet{color:var(--gold);font-weight:800}
.st-act{color:#d5e4f5}
.st-goal{color:var(--muted);font-size:.88rem}
.steps{display:grid;gap:0;counter-reset:step}
.step{display:grid;grid-template-columns:78px 1fr;gap:22px;padding:26px 0;border-bottom:1px dashed rgba(96,165,250,.22)}
.step:last-child{border-bottom:0}
.step-num{width:64px;height:64px;border-radius:20px;display:grid;place-items:center;font-size:1.4rem;font-weight:900;color:#fff;background:linear-gradient(140deg,rgba(37,99,235,.85),rgba(56,189,248,.55));box-shadow:var(--glow)}
.step-body h3{margin-bottom:8px}
.step-body p{color:var(--muted);font-size:.95rem}
.step-body ul{margin-top:12px;display:grid;gap:8px}
.step-body li{position:relative;padding-left:20px;color:#cfe0f2;font-size:.92rem}
.step-body li::before{content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px rgba(56,189,248,.8)}
.budget-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.budget-card{padding:26px;border-radius:var(--radius-md);border:1px solid var(--line);background:linear-gradient(165deg,rgba(16,35,62,.86),rgba(6,15,29,.92));transition:.25s ease}
.budget-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--glow)}
.budget-card .amount{font-size:1.85rem;font-weight:900;color:#fff}
.budget-card .amount small{font-size:.9rem;color:var(--muted);font-weight:700;display:block;margin-top:4px}
.budget-card ul{margin-top:18px;display:grid;gap:10px}
.budget-card li{font-size:.91rem;color:#d3e3f4;padding-left:18px;position:relative}
.budget-card li::before{content:"›";position:absolute;left:0;color:var(--cyan);font-weight:900}
.budget-card.hl{border-color:rgba(251,191,36,.5);box-shadow:0 0 26px rgba(251,191,36,.18)}
.mistake-list{display:grid;gap:14px}
.mistake{display:grid;grid-template-columns:34px 1fr;gap:14px;padding:18px 20px;border-radius:14px;background:rgba(9,22,40,.62);border:1px solid var(--line)}
.mistake .mk{width:34px;height:34px;border-radius:10px;display:grid;place-items:center;background:rgba(239,68,68,.18);border:1px solid rgba(239,68,68,.42);color:#fca5a5;font-weight:900}
.mistake h3{font-size:1rem;margin-bottom:5px}
.mistake p{color:var(--muted);font-size:.9rem}
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow);position:relative}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.split-body h2{margin:12px 0 16px}
.split-body p{color:var(--muted)}
.check-list{margin-top:20px;display:grid;gap:12px}
.check-list li{display:grid;grid-template-columns:26px 1fr;gap:12px;align-items:flex-start;font-size:.94rem;color:#d7e6f6}
.check-list li b{color:#fff}
.check-list li span:first-child{width:26px;height:26px;border-radius:8px;display:grid;place-items:center;background:rgba(34,197,94,.18);border:1px solid rgba(34,197,94,.45);color:#86efac;font-size:.8rem;font-weight:900}
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-md);background:rgba(9,22,40,.66);overflow:hidden;transition:.25s ease}
.faq-item[open]{border-color:var(--line-strong);box-shadow:var(--glow)}
.faq-item summary{cursor:pointer;list-style:none;padding:20px 24px;font-weight:800;font-size:1rem;display:flex;align-items:center;justify-content:space-between;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.35rem;color:var(--cyan);line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item .faq-body{padding:0 24px 22px;color:var(--muted);font-size:.95rem}
.cat-entry{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.cat-link{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:20px 22px;border-radius:var(--radius-md);border:1px solid var(--line);background:rgba(9,22,40,.66);font-weight:800;transition:.25s ease}
.cat-link:hover{transform:translateY(-4px);border-color:var(--line-strong);background:rgba(56,189,248,.1)}
.cat-link span:last-child{color:var(--cyan)}
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.post-card{display:flex;flex-direction:column}
.post-card .card-body{display:flex;flex-direction:column;gap:10px;flex:1}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:.76rem;color:var(--muted);font-weight:700}
.post-card h3 a:hover{color:var(--cyan)}
.post-card p{font-size:.9rem;color:var(--muted);flex:1}
.post-more{margin-top:8px;font-weight:800;color:var(--cyan);font-size:.86rem}
.empty-note{padding:26px;border-radius:var(--radius-md);border:1px dashed var(--line-strong);background:rgba(9,22,40,.55);color:var(--muted)}
.cta-band{border-radius:var(--radius-lg);padding:44px;background:linear-gradient(120deg,rgba(37,99,235,.35),rgba(56,189,248,.18)),rgba(8,19,36,.9);border:1px solid var(--line-strong);box-shadow:var(--shadow),var(--glow);display:grid;grid-template-columns:1.4fr .6fr;gap:30px;align-items:center}
.cta-band h2{margin-bottom:12px}
.cta-band p{color:#d9e8f7}
.cta-actions{display:flex;flex-direction:column;gap:12px}
.payment-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.payment-row span{padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(15,34,58,.7);font-size:.76rem;font-weight:800;color:#c7e6ff}
footer.site-footer{background:linear-gradient(180deg,rgba(5,11,22,.6),rgba(3,8,16,.98));border-top:1px solid rgba(96,165,250,.18);padding:64px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand p{color:var(--muted);font-size:.9rem;margin-top:14px;max-width:360px}
.footer-brand .logo{font-size:.95rem;max-width:280px}
.footer-col h3{font-size:.86rem;letter-spacing:.08em;text-transform:uppercase;color:var(--cyan);margin-bottom:16px}
.footer-col a{display:block;padding:7px 0;color:#c3d5e8;font-size:.9rem;transition:.2s ease}
.footer-col a:hover{color:#fff;transform:translateX(3px)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;margin-top:44px;padding-top:22px;border-top:1px solid rgba(96,165,250,.16);color:var(--muted);font-size:.82rem}
.fab{position:fixed;left:16px;bottom:96px;z-index:50;display:inline-flex;align-items:center;gap:9px;padding:0 18px;min-height:56px;border-radius:999px;background:rgba(7,7,13,.82);backdrop-filter:blur(14px);border:2px solid transparent;background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,var(--cyan),var(--blue));background-origin:border-box;background-clip:padding-box,border-box;box-shadow:0 0 22px rgba(6,182,212,.45);color:#fff;font-weight:900;letter-spacing:.04em;opacity:.82;transition:.25s ease;animation:fabPulse 2.6s ease-in-out infinite}
.fab:hover{opacity:1;transform:scale(1.06);box-shadow:0 0 34px rgba(6,182,212,.7)}
.fab:active{transform:scale(.95) translateY(2px)}
.fab-dot{position:absolute;top:4px;right:6px;width:10px;height:10px;border-radius:50%;background:#ef4444;box-shadow:0 0 10px rgba(239,68,68,.9);animation:blink 1.4s infinite}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.38)}50%{box-shadow:0 0 30px rgba(6,182,212,.72)}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.25}}
@media(max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px}
  .hero-visual{min-height:340px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .budget-grid,.cat-entry,.post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .split{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr;padding:34px}
  .st-head,.st-row{grid-template-columns:1fr 1fr 1.6fr 1fr;font-size:.88rem}
}
@media(max-width:860px){
  .menu-btn{display:grid}
  nav.main-nav{position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;gap:4px;padding:14px 16px 20px;background:rgba(5,11,22,.98);border-bottom:1px solid var(--line);display:none}
  nav.main-nav.open{display:flex}
  nav.main-nav a{padding:13px 14px}
  .logo{font-size:.86rem;max-width:230px}
}
@media(max-width:768px){
  .section{padding:58px 0}
  .grid-2,.grid-3,.grid-4,.budget-grid,.cat-entry,.post-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr 1fr}
  .st-head{display:none}
  .st-row{grid-template-columns:1fr;gap:8px;padding:18px}
  .st-row span{display:block}
  .step{grid-template-columns:1fr;gap:14px}
  .step-num{width:54px;height:54px;border-radius:16px;font-size:1.15rem}
  .cta-band{padding:26px}
}
@media(max-width:520px){
  .container{width:min(100% - 24px,var(--container))}
  h1{font-size:1.72rem}
  .hero-cat{padding:52px 0 46px}
  .hero-cat::before,.hero-cat::after{background-attachment:scroll}
  .hero-stats{grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .fab{left:12px;bottom:84px;min-height:52px;padding:0 15px;font-size:.86rem}
  .card-body{padding:20px}
}

/* roulang page: category3 */
:root{
  --bg:#050b16;
  --bg-soft:#081324;
  --panel:rgba(12,26,45,.78);
  --panel-2:rgba(15,34,58,.72);
  --line:rgba(96,165,250,.22);
  --line-strong:rgba(56,189,248,.48);
  --text:#f8fafc;
  --muted:#9db2cc;
  --blue:#2563eb;
  --cyan:#38bdf8;
  --green:#22c55e;
  --gold:#fbbf24;
  --pink:#ec4899;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --shadow:0 18px 60px rgba(0,0,0,.42);
  --glow:0 0 28px rgba(56,189,248,.28);
  --container:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(circle at 12% 8%,rgba(37,99,235,.18),transparent 28%),
    radial-gradient(circle at 88% 22%,rgba(56,189,248,.12),transparent 26%),
    var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input{font:inherit}
button{cursor:pointer;border:0}
h1,h2,h3,h4{line-height:1.25;font-weight:800}
h1{font-size:clamp(2rem,4.6vw,3.5rem)}
h2{font-size:clamp(1.45rem,2.9vw,2.3rem)}
h3{font-size:1.08rem}
p{color:#c9d9ec}
.container{width:min(100% - 32px,var(--container));margin-inline:auto}
.section{padding:78px 0}
.section-alt{
  background:linear-gradient(180deg,rgba(8,19,36,.65),rgba(5,11,22,.92));
  border-top:1px solid rgba(96,165,250,.12);
  border-bottom:1px solid rgba(96,165,250,.12);
}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--blue));border-radius:999px}
.section-head{max-width:780px;margin-bottom:38px;text-align:left}
.section-head h2{margin:12px 0 14px}
.section-head p{font-size:1rem}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 22px;border-radius:999px;font-weight:800;transition:.25s ease;border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 0 22px rgba(56,189,248,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.55)}
.btn-outline{border-color:var(--line-strong);color:#e0f2fe;background:rgba(14,30,52,.68)}
.btn-outline:hover{background:rgba(56,189,248,.14);transform:translateY(-2px)}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(56,189,248,.55);outline-offset:3px}
.badge{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(15,34,58,.72);color:#c7e6ff;font-size:.78rem;font-weight:800}
.card{background:linear-gradient(145deg,rgba(18,39,68,.82),rgba(7,18,34,.88));border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow);overflow:hidden;transition:.25s ease}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 22px 60px rgba(0,0,0,.5),var(--glow)}
.card-body{padding:22px}
.card p{margin-top:10px}

/* HEADER */
header.site-header{position:sticky;top:0;z-index:100;background:rgba(5,11,22,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(96,165,250,.18)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:74px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:.98rem;max-width:315px;line-height:1.25}
.logo-mark{width:42px;height:42px;border-radius:13px;background:conic-gradient(from 210deg,var(--blue),var(--cyan),var(--pink),var(--blue));display:grid;place-items:center;color:#fff;font-size:.82rem;box-shadow:0 0 22px rgba(56,189,248,.32);flex:none}
nav.main-nav{display:flex;align-items:center;gap:6px}
nav.main-nav a{padding:10px 13px;border-radius:10px;color:#b9cbe1;font-size:.9rem;font-weight:700;transition:.2s ease}
nav.main-nav a:hover,nav.main-nav a.active{color:#fff;background:rgba(56,189,248,.13)}
.menu-btn{display:none;width:48px;height:48px;border-radius:12px;background:rgba(15,34,58,.75);border:1px solid var(--line);color:#fff;font-size:1.25rem}

/* CATEGORY HERO */
.cat-hero{position:relative;overflow:hidden;border-bottom:1px solid rgba(96,165,250,.2);padding:80px 0 68px}
.cat-hero::before{content:"";position:absolute;inset:0;background:url('/assets/images/a4ea8ed368846a23.jpg') center/cover no-repeat;opacity:.34}
.cat-hero::after{content:"";position:absolute;inset:0;background:linear-gradient(95deg,rgba(5,11,22,.97) 0%,rgba(5,11,22,.87) 48%,rgba(8,19,36,.6) 100%)}
.cat-hero .container{position:relative;z-index:2}
.cat-hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:center}
.hero-copy h1{margin:16px 0 18px}
.hero-copy h1 em{font-style:normal;background:linear-gradient(135deg,#fff 10%,var(--cyan) 70%);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.05rem;color:#d5e4f5;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:32px}
.hero-stats div{padding:14px 16px;border-radius:14px;background:rgba(9,22,40,.7);border:1px solid var(--line)}
.hero-stats strong{display:block;font-size:1.32rem;color:#fff}
.hero-stats span{font-size:.78rem;color:var(--muted)}
.quick-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.quick-card{
  display:block;padding:20px 18px;border-radius:var(--radius-md);
  background:linear-gradient(150deg,rgba(18,39,68,.85),rgba(7,18,34,.9));
  border:1px solid var(--line);transition:.25s ease;min-height:132px;
}
.quick-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow)}
.quick-card svg{width:26px;height:26px;color:var(--cyan)}
.quick-card strong{display:block;margin:12px 0 4px;font-size:.98rem;color:#fff}
.quick-card span{font-size:.83rem;color:var(--muted);line-height:1.45;display:block}

/* PACK */
.pack-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:stretch}
.pack-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);min-height:340px;box-shadow:var(--shadow)}
.pack-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.pack-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,11,22,.15),rgba(5,11,22,.92))}
.pack-visual .pack-top{position:absolute;left:20px;top:20px;z-index:2}
.pack-visual .pack-amount{position:absolute;left:20px;right:20px;bottom:20px;z-index:2}
.pack-visual .pack-amount strong{display:block;font-size:clamp(2.4rem,5vw,3.4rem);line-height:1;color:#fff;text-shadow:0 0 24px rgba(56,189,248,.45)}
.pack-visual .pack-amount span{display:block;margin-top:8px;font-size:.88rem;color:#bfd8f0}
.pack-list{display:grid;gap:14px;align-content:start}
.pack-item{display:grid;grid-template-columns:52px 1fr;gap:16px;align-items:start;padding:18px;border-radius:var(--radius-md);background:rgba(9,22,40,.68);border:1px solid var(--line)}
.pack-item i{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.18));color:var(--cyan)}
.pack-item i svg{width:24px;height:24px}
.pack-item strong{display:block;color:#fff;font-size:1rem}
.pack-item p{font-size:.9rem;margin-top:5px;color:var(--muted)}

/* CHECK LIST */
.check-list{display:grid;gap:14px;max-width:900px}
.check-item{display:grid;grid-template-columns:34px 1fr;gap:14px;align-items:start;padding:18px 20px;border-radius:14px;background:linear-gradient(90deg,rgba(56,189,248,.09),rgba(9,22,40,.35));border-left:3px solid var(--cyan)}
.check-item b{display:block;color:#fff;font-size:1rem}
.check-item p{font-size:.9rem;color:var(--muted);margin-top:4px}
.check-item .tick{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:rgba(34,197,94,.15);border:1px solid rgba(34,197,94,.5);color:#4ade80;font-weight:900;font-size:.9rem}

/* STAT STRIP */
.stat-strip{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:34px}
.stat-cell{padding:20px;border-radius:var(--radius-md);background:var(--panel);border:1px solid var(--line);text-align:left}
.stat-cell strong{display:block;font-size:1.5rem;color:var(--cyan)}
.stat-cell span{display:block;margin-top:6px;font-size:.84rem;color:var(--muted)}

/* TIERS */
.tier-list{display:grid;gap:16px}
.tier-row{display:grid;grid-template-columns:170px 1fr 120px;gap:20px;align-items:center;padding:20px;border-radius:var(--radius-md);background:rgba(9,22,40,.66);border:1px solid var(--line)}
.tier-row h3{color:#fff;font-size:1rem}
.tier-row .tier-note{font-size:.84rem;color:var(--muted)}
.tier-bar{height:8px;border-radius:999px;background:rgba(96,165,250,.15);overflow:hidden;margin-top:10px}
.tier-bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,var(--blue),var(--cyan))}
.tier-value{text-align:right;font-weight:900;color:var(--gold);font-size:1.15rem}
.tier-value span{display:block;font-size:.74rem;color:var(--muted);font-weight:700;text-transform:uppercase;letter-spacing:.05em}

/* STEPS */
.step-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:step}
.step-item{position:relative;padding:24px 20px 22px;border-radius:var(--radius-md);background:linear-gradient(160deg,rgba(18,39,68,.82),rgba(7,18,34,.9));border:1px solid var(--line)}
.step-item::before{counter-increment:step;content:"0" counter(step);display:block;font-size:1.6rem;font-weight:900;color:rgba(56,189,248,.55);line-height:1}
.step-item h3{margin:12px 0 8px;color:#fff}
.step-item p{font-size:.88rem;color:var(--muted)}

/* PAYMENT */
.pay-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.pay-card{padding:22px 20px;border-radius:var(--radius-md);background:var(--panel-2);border:1px solid var(--line);transition:.25s ease}
.pay-card:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.pay-card strong{display:block;color:#fff;font-size:1rem}
.pay-card span{display:block;margin-top:8px;font-size:.84rem;color:var(--muted)}
.pay-card em{display:inline-block;margin-top:14px;font-style:normal;font-size:.74rem;font-weight:800;color:#4ade80;letter-spacing:.04em;text-transform:uppercase}

/* CHANNELS */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.channel-card{display:block;padding:26px 22px;border-radius:var(--radius-lg);background:linear-gradient(150deg,rgba(18,39,68,.86),rgba(7,18,34,.92));border:1px solid var(--line);transition:.25s ease}
.channel-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:var(--glow)}
.channel-card .badge{margin-bottom:14px}
.channel-card h3{color:#fff;font-size:1.12rem}
.channel-card p{font-size:.9rem;color:var(--muted);margin-top:8px}
.channel-card .more{display:inline-flex;align-items:center;gap:8px;margin-top:16px;color:var(--cyan);font-weight:800;font-size:.86rem}
.channel-card.current{border-color:rgba(251,191,36,.55);box-shadow:0 0 26px rgba(251,191,36,.16)}

/* REVIEWS */
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.review-card{padding:24px 22px;border-radius:var(--radius-md);background:rgba(9,22,40,.7);border:1px solid var(--line)}
.review-card .stars{color:var(--gold);font-size:.95rem;letter-spacing:.16em}
.review-card p{margin-top:12px;font-size:.92rem;color:#cfdff0}
.review-card footer{margin-top:16px;font-size:.8rem;color:var(--muted);font-weight:700}

/* FAQ */
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-item{border-radius:var(--radius-md);background:rgba(9,22,40,.66);border:1px solid var(--line);overflow:hidden;transition:.25s ease}
.faq-item[open]{border-color:var(--line-strong);background:rgba(12,28,50,.8)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 22px;font-weight:800;color:#fff;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--cyan);font-size:1.3rem;font-weight:700;flex:none}
.faq-item[open] summary::after{content:"–"}
.faq-item p{padding:0 22px 20px;font-size:.92rem;color:var(--muted)}

/* CTA BAND */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  padding:52px 44px;border:1px solid var(--line-strong);
  background:
    radial-gradient(circle at 82% 18%,rgba(56,189,248,.22),transparent 42%),
    linear-gradient(135deg,rgba(37,99,235,.35),rgba(5,11,22,.94));
  box-shadow:var(--shadow);
}
.cta-band h2{color:#fff;margin-bottom:14px}
.cta-band p{max-width:640px;color:#cfe3f6}
.cta-band .cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  height:56px;padding:0 20px;border-radius:999px;
  background:rgba(7,18,34,.86);backdrop-filter:blur(14px);
  border:1px solid rgba(56,189,248,.6);
  color:#fff;font-weight:800;font-size:.84rem;
  box-shadow:0 0 22px rgba(6,182,212,.45);
  animation:fabPulse 3s ease-in-out infinite;
}
.fab svg{width:24px;height:24px;color:var(--cyan)}
.fab:hover{opacity:1;box-shadow:0 0 34px rgba(6,182,212,.7);transform:translateY(-2px)}
.fab:active{transform:scale(.95)}
.fab .dot{width:9px;height:9px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.35)}50%{box-shadow:0 0 32px rgba(6,182,212,.68)}}

/* FOOTER */
.site-footer{padding:64px 0 32px;background:linear-gradient(180deg,rgba(5,11,22,.4),rgba(3,8,16,.98));border-top:1px solid rgba(96,165,250,.16);margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:.88rem;color:var(--muted);max-width:400px}
.payment-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.payment-row span{padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(15,34,58,.6);font-size:.76rem;font-weight:700;color:#bfd8f0}
.footer-col h3{font-size:.84rem;text-transform:uppercase;letter-spacing:.08em;color:#fff;margin-bottom:14px}
.footer-col a{display:block;padding:6px 0;font-size:.88rem;color:var(--muted);transition:.2s ease}
.footer-col a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;margin-top:44px;padding-top:22px;border-top:1px solid rgba(96,165,250,.14);font-size:.8rem;color:var(--muted)}

/* RESPONSIVE */
@media(max-width:1024px){
  .cat-hero-grid{grid-template-columns:1fr;gap:34px}
  .pack-grid{grid-template-columns:1fr}
  .step-flow{grid-template-columns:repeat(2,minmax(0,1fr))}
  .pay-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .tier-row{grid-template-columns:130px 1fr 96px}
}
@media(max-width:900px){
  .menu-btn{display:grid;place-items:center}
  nav.main-nav{
    position:absolute;top:74px;left:0;right:0;display:none;flex-direction:column;align-items:stretch;
    gap:4px;padding:14px 16px 20px;background:rgba(5,11,22,.98);
    border-bottom:1px solid var(--line);box-shadow:0 24px 40px rgba(0,0,0,.5);
  }
  nav.main-nav.open{display:flex}
  nav.main-nav a{padding:13px 14px;border-radius:12px}
  .logo{font-size:.9rem;max-width:220px}
}
@media(max-width:768px){
  .section{padding:58px 0}
  .cat-hero{padding:58px 0 50px}
  .hero-stats{grid-template-columns:1fr}
  .quick-grid{grid-template-columns:1fr}
  .cta-band{padding:36px 24px}
  .footer-bottom{flex-direction:column}
}
@media(max-width:520px){
  .container{width:min(100% - 24px,var(--container))}
  .step-flow{grid-template-columns:1fr}
  .pay-grid{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:1fr}
  .tier-row{grid-template-columns:1fr;gap:10px}
  .tier-value{text-align:left}
  .footer-grid{grid-template-columns:1fr}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .fab{left:12px;bottom:84px;height:52px;padding:0 16px;font-size:.78rem}
}

/* roulang page: category2 */
:root{
  --bg:#050b16;
  --bg-soft:#081324;
  --panel:rgba(12,26,45,.78);
  --panel-2:rgba(15,34,58,.72);
  --line:rgba(96,165,250,.22);
  --line-strong:rgba(56,189,248,.48);
  --text:#f8fafc;
  --muted:#9db2cc;
  --blue:#2563eb;
  --cyan:#38bdf8;
  --green:#22c55e;
  --gold:#fbbf24;
  --pink:#ec4899;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:24px;
  --shadow:0 18px 60px rgba(0,0,0,.42);
  --glow:0 0 28px rgba(56,189,248,.28);
  --container:1180px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:
    radial-gradient(circle at 12% 8%,rgba(37,99,235,.18),transparent 28%),
    radial-gradient(circle at 88% 22%,rgba(56,189,248,.12),transparent 26%),
    var(--bg);
  color:var(--text);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2.05rem,4.6vw,3.6rem)}
h2{font-size:clamp(1.5rem,3vw,2.25rem)}
h3{font-size:1.1rem}
p{margin:0;color:var(--muted)}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
ul{margin:0;padding:0;list-style:none}
button,input{font:inherit}
button{cursor:pointer;border:0}
.container{width:min(100% - 32px,var(--container));margin-inline:auto;padding-left:0;padding-right:0}
.section{padding:78px 0}
.section-alt{background:linear-gradient(180deg,rgba(8,19,36,.65),rgba(5,11,22,.92));border-top:1px solid rgba(96,165,250,.12);border-bottom:1px solid rgba(96,165,250,.12)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-size:.78rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase}
.eyebrow::before{content:"";width:26px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--blue));border-radius:999px}
.section-head{max-width:780px;margin-bottom:38px;text-align:left}
.section-head h2{margin:12px 0 14px}
.section-head p{font-size:1rem}
.head-split{display:grid;grid-template-columns:1.05fr .95fr;gap:34px;align-items:end;margin-bottom:38px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:48px;padding:0 22px;border-radius:999px;font-weight:800;transition:.25s ease;border:1px solid transparent;font-size:.95rem}
.btn-primary{background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;box-shadow:0 0 22px rgba(56,189,248,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(56,189,248,.55)}
.btn-outline{border-color:var(--line-strong);color:#e0f2fe;background:rgba(14,30,52,.68)}
.btn-outline:hover{background:rgba(56,189,248,.14);transform:translateY(-2px)}
.btn-ghost{border-color:rgba(96,165,250,.28);color:#cfe6ff;background:transparent}
.btn-ghost:hover{background:rgba(56,189,248,.1)}
.btn:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid rgba(56,189,248,.55);outline-offset:3px}
.badge{display:inline-flex;align-items:center;gap:7px;padding:7px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(15,34,58,.72);color:#c7e6ff;font-size:.78rem;font-weight:800}
.card{display:block;background:linear-gradient(145deg,rgba(18,39,68,.82),rgba(7,18,34,.88));border:1px solid var(--line);border-radius:var(--radius-md);box-shadow:var(--shadow);overflow:hidden;transition:.25s ease;position:relative}
.card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 22px 60px rgba(0,0,0,.5),var(--glow)}
.card-body{padding:22px}
.card p{margin-top:10px}
.card-tag{position:absolute;top:14px;left:14px;padding:6px 10px;border-radius:999px;background:rgba(5,11,22,.82);border:1px solid var(--line-strong);color:var(--cyan);font-size:.72rem;font-weight:900}
header.site-header{position:sticky;top:0;z-index:100;background:rgba(5,11,22,.82);backdrop-filter:blur(18px);border-bottom:1px solid rgba(96,165,250,.18)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;min-height:74px;gap:20px}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:.98rem;max-width:315px;line-height:1.25}
.logo-mark{width:42px;height:42px;border-radius:13px;background:conic-gradient(from 210deg,var(--blue),var(--cyan),var(--pink),var(--blue));display:grid;place-items:center;color:#fff;font-size:.82rem;box-shadow:0 0 22px rgba(56,189,248,.32);flex:none}
nav.main-nav{display:flex;align-items:center;gap:6px}
nav.main-nav a{padding:10px 13px;border-radius:10px;color:#b9cbe1;font-size:.9rem;font-weight:700;transition:.2s ease}
nav.main-nav a:hover,nav.main-nav a.active{color:#fff;background:rgba(56,189,248,.13)}
.menu-btn{display:none;width:48px;height:48px;border-radius:12px;background:rgba(15,34,58,.75);border:1px solid var(--line);color:#fff;font-size:1.25rem}

/* Hero phân loại */
.hero-cat{position:relative;overflow:hidden;border-bottom:1px solid rgba(96,165,250,.2)}
.hero-cat::before{content:"";position:absolute;inset:0;background:url('/assets/images/a4ea8ed368846a23.jpg') center/cover no-repeat;opacity:.4;transform:scale(1.03)}
.hero-cat::after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(5,11,22,.97) 0%,rgba(5,11,22,.88) 48%,rgba(5,11,22,.46) 100%),linear-gradient(180deg,rgba(5,11,22,.2),rgba(5,11,22,.92))}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:46px;align-items:center;padding:92px 0 82px}
.hero-copy{max-width:680px}
.hero-cat h1{margin:20px 0 20px}
.hero-cat h1 span{background:linear-gradient(135deg,#fff,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.06rem;color:#d5e4f5;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:32px}
.stat-box{padding:14px 16px;border-radius:14px;border:1px solid var(--line);background:rgba(9,22,40,.66)}
.stat-box strong{display:block;font-size:1.35rem;color:#fff}
.stat-box span{font-size:.76rem;color:var(--muted)}
.hero-visual{position:relative;min-height:460px;border-radius:26px;overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow),var(--glow);background:rgba(5,11,22,.42)}
.hero-visual img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,11,22,.05) 30%,rgba(5,11,22,.95))}
.play-wrap{position:absolute;inset:0;display:grid;place-items:center;z-index:3}
.play-btn{width:78px;height:78px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan));color:#fff;font-size:1.5rem;box-shadow:0 0 40px rgba(56,189,248,.6);transition:.25s ease;border:1px solid rgba(255,255,255,.35)}
.play-btn:hover{transform:scale(1.08)}
.play-btn:active{transform:scale(.95)}
.hero-panel{position:absolute;left:20px;right:20px;bottom:20px;z-index:4;padding:18px 20px;border-radius:18px;background:rgba(5,11,22,.8);backdrop-filter:blur(12px);border:1px solid var(--line)}
.hero-panel strong{display:block;font-size:1.06rem;color:#fff}
.hero-panel p{font-size:.86rem;margin-top:6px}

/* Thông số */
.spec-card{padding:24px 22px;border-radius:18px;border:1px solid var(--line);background:linear-gradient(160deg,rgba(16,35,60,.8),rgba(7,17,32,.9));transition:.25s ease}
.spec-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--glow)}
.spec-card i{color:var(--cyan);font-size:1.2rem}
.spec-card strong{display:block;font-size:1.8rem;margin:12px 0 4px;background:linear-gradient(135deg,#fff,var(--cyan));-webkit-background-clip:text;background-clip:text;color:transparent}
.spec-card span{font-size:.85rem;color:var(--muted)}
.trust-line{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}

/* Feature rows */
.feature-list{display:grid;gap:16px}
.feature-row{display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:flex-start;padding:22px;border-radius:16px;background:rgba(9,22,40,.68);border:1px solid var(--line);transition:.25s ease}
.feature-row:hover{border-color:var(--line-strong);background:rgba(13,30,53,.8)}
.feature-icon{width:56px;height:56px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.18));border:1px solid var(--line);color:var(--cyan);font-size:1.15rem}
.feature-row h3{margin-bottom:6px}
.feature-row p{font-size:.93rem}

/* Cấu hình */
.setup-grid{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
.setup-list{display:grid;gap:12px;margin-top:18px}
.setup-list li{display:flex;gap:12px;align-items:flex-start;padding:14px 16px;border-radius:14px;background:rgba(9,22,40,.6);border:1px solid var(--line);font-size:.94rem;color:#d6e6f7}
.setup-list i{color:var(--green);margin-top:4px}
.setup-visual{border-radius:22px;overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow)}
.setup-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}

/* Steps */
.steps{display:grid;gap:18px;margin-top:8px}
.step{display:grid;grid-template-columns:64px 1fr;gap:20px;padding:24px;border-radius:18px;background:linear-gradient(140deg,rgba(16,35,60,.72),rgba(7,17,32,.86));border:1px solid var(--line)}
.step-num{width:64px;height:64px;border-radius:18px;display:grid;place-items:center;font-weight:900;font-size:1.3rem;color:#fff;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 0 22px rgba(56,189,248,.35)}
.step h3{margin-bottom:8px}
.step p{font-size:.94rem}
.step-note{display:inline-flex;align-items:center;gap:8px;margin-top:12px;font-size:.82rem;color:var(--cyan);font-weight:700}

/* So sánh */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.compare-col{padding:28px;border-radius:20px;border:1px solid var(--line);background:rgba(9,22,40,.62)}
.compare-col.is-app{border-color:var(--line-strong);background:linear-gradient(160deg,rgba(20,44,74,.85),rgba(8,20,38,.9));box-shadow:var(--glow)}
.compare-col h3{margin-bottom:16px;display:flex;align-items:center;gap:10px}
.compare-col h3 i{color:var(--cyan)}
.compare-col li{display:flex;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(96,165,250,.18);font-size:.93rem;color:#d3e4f6}
.compare-col li:last-child{border-bottom:0}
.compare-col li i{color:var(--green);margin-top:5px}
.compare-col.is-web li i{color:var(--muted)}

/* Tips */
.tip-list{display:grid;gap:14px}
.tip{display:grid;grid-template-columns:44px 1fr;gap:16px;align-items:flex-start;padding:18px 20px;border-radius:14px;background:rgba(9,22,40,.6);border:1px solid var(--line)}
.tip b{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(56,189,248,.14);border:1px solid var(--line);color:var(--cyan)}
.tip p{font-size:.93rem;margin-top:5px}
.tip h3{font-size:1rem}

/* Ưu đãi */
.promo-band{border-radius:24px;padding:40px;background:linear-gradient(135deg,rgba(37,99,235,.36),rgba(56,189,248,.14));border:1px solid var(--line-strong);display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:center;box-shadow:var(--shadow)}
.promo-band h2{margin:12px 0 14px}
.promo-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.promo-visual{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:rgba(5,11,22,.6)}
.promo-visual img{width:100%;aspect-ratio:16/11;object-fit:cover}
.promo-note{font-size:.84rem;margin-top:14px;color:#cfe6ff}

/* Đánh giá */
.review{padding:24px;border-radius:18px;border:1px solid var(--line);background:rgba(9,22,40,.66);height:100%;transition:.25s ease}
.review:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.review .stars{color:var(--gold);font-size:.9rem;letter-spacing:2px}
.review p{font-size:.93rem;margin:14px 0 16px}
.review-who{display:flex;align-items:center;gap:12px}
.avatar{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan));font-weight:900;color:#fff;font-size:.85rem}
.review-who span{font-size:.82rem;color:var(--muted);display:block}

/* Danh sách nội dung */
.post-card{display:block;height:100%;padding:22px;border-radius:18px;border:1px solid var(--line);background:linear-gradient(150deg,rgba(16,35,60,.78),rgba(7,17,32,.88));transition:.25s ease}
.post-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 20px 50px rgba(0,0,0,.45),var(--glow)}
.post-card h3{font-size:1.02rem;margin-bottom:10px}
.post-card p{font-size:.9rem}
.post-meta{display:inline-block;margin-top:14px;font-size:.78rem;color:var(--cyan);font-weight:700}
.empty-note{padding:22px;border-radius:16px;border:1px dashed var(--line);background:rgba(9,22,40,.5);color:var(--muted)}

/* FAQ */
.faq-list{display:grid;gap:14px}
.faq-item{border:1px solid var(--line);border-radius:16px;background:rgba(9,22,40,.62);overflow:hidden;transition:.25s ease}
.faq-item[open]{border-color:var(--line-strong);background:rgba(13,30,53,.78)}
.faq-item summary{cursor:pointer;list-style:none;padding:20px 22px;font-weight:800;font-size:1rem;color:#eaf4ff;display:flex;justify-content:space-between;gap:16px;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--cyan);font-size:1.3rem;font-weight:900;line-height:1}
.faq-item[open] summary::after{content:"–"}
.faq-item p{padding:0 22px 22px;font-size:.94rem}
.faq-cta{margin-top:32px;padding:28px;border-radius:20px;border:1px solid var(--line-strong);background:rgba(10,24,43,.8);display:flex;flex-wrap:wrap;gap:20px;align-items:center;justify-content:space-between}

/* FAB */
.fab{position:fixed;left:16px;bottom:96px;z-index:50;display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:999px;font-weight:800;font-size:.86rem;color:#eaf7ff;background-color:rgba(7,13,24,.85);background-image:linear-gradient(rgba(7,13,24,.86),rgba(7,13,24,.86)),linear-gradient(135deg,var(--cyan),var(--pink));background-origin:border-box;background-clip:padding-box,border-box;border:2px solid transparent;backdrop-filter:blur(14px);box-shadow:0 0 20px rgba(6,182,212,.45);opacity:.8;transition:.25s ease}
.fab:hover{opacity:1;box-shadow:0 0 32px rgba(56,189,248,.72);transform:translateY(-2px)}
.fab:active{transform:scale(.95)}
.fab-ico{font-size:1.05rem}
.fab-dot{position:absolute;top:6px;right:8px;width:9px;height:9px;border-radius:50%;background:var(--pink);box-shadow:0 0 10px var(--pink);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(1.25)}}

/* Footer */
.site-footer{margin-top:0;padding:64px 0 26px;background:linear-gradient(180deg,rgba(5,11,22,.4),rgba(4,9,18,.98));border-top:1px solid rgba(96,165,250,.16)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand p{font-size:.9rem;margin-top:14px;max-width:340px}
.footer-brand .logo{margin-bottom:4px}
.payment-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.payment-row span{padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(15,34,58,.7);font-size:.76rem;font-weight:700;color:#c7e6ff}
.footer-col h3{font-size:.95rem;margin-bottom:16px;color:#fff}
.footer-col a{display:block;padding:6px 0;color:var(--muted);font-size:.9rem;transition:.2s ease}
.footer-col a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-bottom{margin-top:42px;padding-top:22px;border-top:1px solid rgba(96,165,250,.16);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:.82rem;color:var(--muted)}

@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px;padding:72px 0 66px}
  .hero-visual{min-height:380px}
  .head-split{grid-template-columns:1fr;align-items:start}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .promo-band{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
}
@media (max-width:860px){
  nav.main-nav{position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;gap:4px;padding:14px;background:rgba(5,11,22,.98);border-bottom:1px solid var(--line);display:none}
  nav.main-nav.open{display:flex}
  nav.main-nav a{padding:13px 14px;font-size:.95rem}
  .menu-btn{display:grid;place-items:center}
  .setup-grid{grid-template-columns:1fr}
  .compare-grid{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr 1fr}
}
@media (max-width:520px){
  .section{padding:56px 0}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr}
  .logo{font-size:.86rem;max-width:220px}
  .promo-band{padding:26px}
  .faq-cta{padding:22px}
  .footer-grid{grid-template-columns:1fr}
  .fab{padding:11px 14px;bottom:88px;font-size:.8rem}
  .step{grid-template-columns:1fr}
  .feature-row{grid-template-columns:1fr}
}

/* 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}