/* roulang page: index */
:root{
  --bg-deep:#07070d;
  --bg-abyss:#0e0e1e;
  --bg-card:#14142a;
  --line:rgba(163,230,53,.18);
  --line-soft:rgba(255,255,255,.08);
  --volt:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --text:#ffffff;
  --text-dim:#94a3b8;
  --text-soft:#cbd5e1;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.55);
  --glow-volt:0 0 18px rgba(163,230,53,.35);
  --glow-cyan:0 0 18px rgba(6,182,212,.30);
  --font:'Inter','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg-deep);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--volt);text-decoration:none;transition:.25s}
a:hover{color:#d9f99d}
h1,h2,h3,h4{font-weight:800;line-height:1.25;letter-spacing:-.01em;margin:0}
p{margin:0 0 1rem}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 18px}
.section{padding:72px 0;position:relative}
.section-alt{background:linear-gradient(180deg,#0b0b18 0%,#0e0e1e 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.75rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--volt);background:rgba(163,230,53,.08);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.eyebrow.cyan{color:var(--cyan);background:rgba(6,182,212,.08);border-color:rgba(6,182,212,.25)}
.sec-title{font-size:clamp(1.6rem,3.2vw,2.3rem);margin-bottom:14px}
.sec-desc{color:var(--text-dim);font-size:1.02rem;max-width:720px}
.btn-x{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:.98rem;
  padding:13px 26px;border-radius:999px;border:none;cursor:pointer;transition:.25s;
}
.btn-volt{background:linear-gradient(135deg,#a3e635,#65a30d);color:#101a03;box-shadow:var(--glow-volt)}
.btn-volt:hover{transform:translateY(-2px);color:#101a03;box-shadow:0 0 26px rgba(163,230,53,.55)}
.btn-ghost{background:transparent;color:#fff;border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt);box-shadow:var(--glow-volt)}
.btn-cyan{background:linear-gradient(135deg,#06b6d4,#0e7490);color:#001418;box-shadow:var(--glow-cyan)}
.btn-cyan:hover{transform:translateY(-2px);color:#001418;box-shadow:0 0 26px rgba(6,182,212,.5)}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}

/* HEADER */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(7,7,13,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;max-width:44%}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);
  display:grid;place-items:center;font-weight:900;color:#06101a;font-size:1.05rem;
  box-shadow:var(--glow-volt);
}
.brand-text{font-weight:800;font-size:.9rem;line-height:1.2;letter-spacing:-.01em}
.brand-text small{display:block;font-weight:600;font-size:.68rem;color:var(--text-dim);letter-spacing:.05em}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{
  color:var(--text-soft);font-size:.9rem;font-weight:600;
  padding:9px 14px;border-radius:999px;display:block;transition:.22s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a.active{color:#0b1005;background:linear-gradient(135deg,#a3e635,#84cc16)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .login-link{
  font-size:.87rem;font-weight:700;color:var(--volt);padding:9px 14px;border-radius:999px;border:1px solid var(--line);
}
.nav-cta .login-link:hover{background:rgba(163,230,53,.1);color:var(--volt)}
.nav-cta .signup-btn{
  font-size:.87rem;font-weight:800;padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,#06b6d4,#a3e635);color:#04121a;white-space:nowrap;
}
.nav-cta .signup-btn:hover{color:#04121a;box-shadow:0 0 22px rgba(6,182,212,.5)}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--line);color:#fff;
  width:44px;height:44px;border-radius:12px;font-size:1.1rem;
}

/* HERO */
.hero{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#07070d 0%,#0e0e1e 55%,#101a2e 100%);
  border-bottom:1px solid var(--line-soft);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/65ef868165ab1678.jpg');
  background-size:cover;background-position:center;
  opacity:.20;
}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 340px at 12% 8%,rgba(163,230,53,.18),transparent 65%),
    radial-gradient(680px 340px at 92% 88%,rgba(6,182,212,.20),transparent 65%);
}
.hero-inner{position:relative;z-index:2;padding:78px 0 66px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.hero h1{font-size:clamp(1.75rem,3.9vw,2.85rem);margin-bottom:18px}
.hero h1 .hl{
  background:linear-gradient(120deg,#a3e635,#06b6d4);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--text-soft);font-size:1.02rem;max-width:600px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px}
.hero-stat b{display:block;font-size:1.45rem;color:var(--volt)}
.hero-stat span{font-size:.8rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.09em;font-weight:600}
.console{
  background:linear-gradient(160deg,rgba(20,20,42,.96),rgba(9,9,20,.98));
  border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow);overflow:hidden;
}
.console-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid var(--line-soft);background:rgba(255,255,255,.02)}
.console-bar i{width:10px;height:10px;border-radius:50%;display:inline-block}
.console-bar .t{background:#f43f5e}.console-bar .y{background:#facc15}.console-bar .g{background:#22c55e}
.console-bar span{margin-left:8px;font-size:.76rem;color:var(--text-dim);letter-spacing:.08em;text-transform:uppercase;font-weight:700}
.console-body{padding:18px 18px 22px;font-family:'Consolas','Menlo',monospace;font-size:.86rem;color:#d1fae5}
.console-body .ln{display:block;margin-bottom:7px;word-break:break-all}
.console-body .cm{color:#64748b}
.console-body .key{color:var(--volt)}
.console-body .str{color:#67e8f9}
.console-foot{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:14px 18px;border-top:1px solid var(--line-soft);background:rgba(6,182,212,.05)}
.ping{display:flex;align-items:center;gap:8px;font-size:.8rem;color:var(--text-dim)}
.ping i{color:#22c55e;font-size:.6rem;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}

/* STORY */
.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.story-copy p{color:var(--text-soft)}
.story-points{list-style:none;margin:24px 0 0;padding:0}
.story-points li{display:flex;gap:12px;margin-bottom:14px;color:var(--text-soft);font-size:.96rem}
.story-points i{color:var(--volt);margin-top:5px}
.story-media{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--shadow)}
.story-media img{width:100%;height:100%;object-fit:cover;min-height:320px}
.story-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;
  background:linear-gradient(180deg,transparent,rgba(4,4,10,.92));
  font-size:.85rem;color:var(--text-soft);
}

/* SERIES / CATEGORY MATRIX */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{
  position:relative;border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 24px;background:linear-gradient(165deg,#131327,#0b0b18);
  transition:.28s;display:block;color:#fff;
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--glow-volt);color:#fff}
.cat-card .ic{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:rgba(163,230,53,.1);color:var(--volt);font-size:1.15rem;margin-bottom:16px;
  border:1px solid var(--line);
}
.cat-card h3{font-size:1.12rem;margin-bottom:9px}
.cat-card p{color:var(--text-dim);font-size:.92rem;margin:0}

/* GAME / HOT GRID */
.hot-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.hot-card{
  border:1px solid var(--line-soft);border-radius:var(--radius);overflow:hidden;
  background:#101020;transition:.28s;text-decoration:none;color:#fff;display:block;
}
.hot-card:hover{transform:scale(1.03) translateY(-4px);border-color:var(--line);box-shadow:0 0 24px rgba(163,230,53,.28);color:#fff}
.hot-thumb{position:relative;aspect-ratio:16/10;overflow:hidden}
.hot-thumb img{width:100%;height:100%;object-fit:cover;transition:.4s}
.hot-card:hover .hot-thumb img{transform:scale(1.08)}
.hot-tag{
  position:absolute;top:10px;left:10px;font-size:.68rem;font-weight:800;letter-spacing:.08em;
  padding:5px 10px;border-radius:8px;text-transform:uppercase;
  background:#f43f5e;color:#fff;
}
.hot-tag.cyan{background:#06b6d4;color:#00141c}
.hot-tag.volt{background:#a3e635;color:#101a03}
.hot-body{padding:15px 16px 18px}
.hot-body h3{font-size:.98rem;margin-bottom:6px}
.hot-body p{font-size:.83rem;color:var(--text-dim);margin:0}

/* BENEFITS */
.benefit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.benefit{
  border-left:3px solid var(--volt);padding:6px 0 6px 20px;
}
.benefit.cyan{border-left-color:var(--cyan)}
.benefit.pink{border-left-color:var(--pink)}
.benefit h3{font-size:1.05rem;margin-bottom:8px}
.benefit p{color:var(--text-dim);font-size:.92rem;margin:0}
.benefit .idx{font-size:.75rem;font-weight:800;color:var(--volt);letter-spacing:.12em;display:block;margin-bottom:6px}

/* ARTICLE LIST */
.news-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:32px}
.news-main{display:flex;flex-direction:column;gap:16px}
.news-item{
  display:grid;grid-template-columns:150px 1fr;gap:18px;align-items:center;
  border:1px solid var(--line-soft);border-radius:var(--radius-sm);overflow:hidden;
  background:#101020;transition:.25s;color:#fff;
}
.news-item:hover{border-color:var(--line);transform:translateX(4px);color:#fff}
.news-item .thumb{aspect-ratio:4/3;overflow:hidden}
.news-item .thumb img{width:100%;height:100%;object-fit:cover}
.news-item .txt{padding:14px 16px 14px 0}
.news-item h3{font-size:.98rem;margin-bottom:6px}
.news-item p{font-size:.85rem;color:var(--text-dim);margin:0 0 8px}
.news-meta{font-size:.75rem;color:#64748b;display:flex;gap:14px;flex-wrap:wrap;text-transform:uppercase;letter-spacing:.06em;font-weight:700}
.news-side{
  background:linear-gradient(165deg,#131327,#0b0b18);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:24px;
}
.news-side h3{font-size:1.05rem;margin-bottom:18px}
.side-list{list-style:none;margin:0;padding:0}
.side-list li{padding:12px 0;border-bottom:1px dashed var(--line-soft)}
.side-list li:last-child{border-bottom:none;padding-bottom:0}
.side-list a{color:var(--text-soft);font-size:.9rem;font-weight:600;display:block}
.side-list a:hover{color:var(--volt)}
.side-list span{font-size:.75rem;color:#64748b;display:block;margin-top:3px}
.empty-note{color:var(--text-dim);font-size:.9rem;font-style:italic}

/* TRUST BAR */
.trust-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:18px;
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px;background:linear-gradient(120deg,#0c0c1a,#111126);
}
.trust-item{display:flex;gap:13px;align-items:flex-start}
.trust-item i{font-size:1.3rem;color:var(--cyan);margin-top:3px}
.trust-item b{display:block;font-size:.95rem;margin-bottom:4px}
.trust-item span{font-size:.82rem;color:var(--text-dim)}

/* REVIEWS */
.review-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review{
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:24px;
  background:#0f0f1e;transition:.25s;
}
.review:hover{border-color:var(--line);box-shadow:var(--glow-cyan)}
.review .who{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.review .avt{
  width:42px;height:42px;border-radius:50%;flex:0 0 42px;display:grid;place-items:center;
  background:linear-gradient(135deg,#06b6d4,#a3e635);color:#04121a;font-weight:900;
}
.review .who b{display:block;font-size:.92rem}
.review .who span{font-size:.76rem;color:var(--text-dim)}
.review p{color:var(--text-soft);font-size:.9rem;margin:0}
.stars{color:#facc15;font-size:.8rem;margin-bottom:8px}

/* ENTRY CTA */
.entry-cta{
  position:relative;overflow:hidden;border-radius:24px;
  background:linear-gradient(120deg,#0f172a 0%,#0b2b33 100%);
  border:1px solid var(--line);
  padding:52px 40px;text-align:center;
}
.entry-cta::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(600px 260px at 50% 0%,rgba(163,230,53,.18),transparent 70%);
}
.entry-cta > *{position:relative;z-index:2}
.entry-cta h2{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:14px}
.entry-cta p{color:var(--text-soft);max-width:660px;margin:0 auto 26px}
.entry-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* FAQ */
.faq-wrap{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.faq-card{border:1px solid var(--line-soft);border-radius:var(--radius);padding:22px;background:#0f0f1e}
.faq-card h3{font-size:1rem;margin-bottom:10px;color:var(--volt)}
.faq-card p{color:var(--text-dim);font-size:.9rem;margin:0}

/* FOOTER */
.site-footer{
  background:#05050b;border-top:1px solid var(--line-soft);padding:56px 0 26px;
}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.foot-brand .brand{margin-bottom:14px}
.foot-brand p{color:var(--text-dim);font-size:.88rem;max-width:330px}
.foot-col h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:#fff;margin-bottom:16px}
.foot-col ul{list-style:none;margin:0;padding:0}
.foot-col li{margin-bottom:10px}
.foot-col a{color:var(--text-dim);font-size:.88rem}
.foot-col a:hover{color:var(--volt)}
.foot-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line-soft);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:.8rem;color:#64748b;
}
.foot-badges{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.foot-badges span{
  font-size:.7rem;font-weight:800;letter-spacing:.08em;padding:6px 10px;border-radius:8px;
  border:1px solid var(--line-soft);color:var(--text-dim);text-transform:uppercase;
}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:1050;
  width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;
  background:rgba(7,7,13,.85);backdrop-filter:blur(12px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.9),rgba(7,7,13,.9)),
                   linear-gradient(135deg,#a3e635,#06b6d4);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--volt);font-size:1.25rem;
  box-shadow:0 0 20px rgba(6,182,212,.4);
  transition:.28s;cursor:pointer;
}
.fab:hover{transform:scale(1.1);color:#d9f99d;box-shadow:0 0 30px rgba(6,182,212,.65)}
.fab:active{transform:scale(.94)}
.fab .dot{
  position:absolute;top:-4px;right:-4px;width:14px;height:14px;border-radius:50%;
  background:#f43f5e;border:2px solid #07070d;animation:pulse 1.4s infinite;
}
@media (max-width:1024px){
  .hero-grid,.story-grid,.news-layout{grid-template-columns:1fr}
  .cat-grid,.benefit-grid,.review-grid{grid-template-columns:repeat(2,1fr)}
  .hot-grid{grid-template-columns:repeat(3,1fr)}
  .trust-strip{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-links{
    position:fixed;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(7,7,13,.98);backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line-soft);
    padding:14px 18px 22px;display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 16px;font-size:.95rem}
  .nav-toggle{display:grid;place-items:center}
  .brand{max-width:60%}
  .brand-text{font-size:.78rem}
  .nav-cta .login-link{padding:8px 11px;font-size:.8rem}
  .nav-cta .signup-btn{padding:9px 14px;font-size:.8rem}
  .section{padding:54px 0}
  .hot-grid{grid-template-columns:repeat(2,1fr)}
  .cat-grid,.benefit-grid,.review-grid,.faq-wrap{grid-template-columns:1fr}
  .trust-strip{grid-template-columns:1fr}
  .news-item{grid-template-columns:1fr}
  .news-item .thumb{aspect-ratio:16/9}
  .news-item .txt{padding:0 16px 16px}
  .entry-cta{padding:38px 22px}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width:520px){
  .brand-text small{display:none}
  .nav-cta .login-link{display:none}
  .hot-grid{grid-template-columns:1fr}
  .hero-inner{padding:52px 0 44px}
  .hero-stats{gap:18px}
}

/* roulang page: article */
:root{
  --bg-deep:#07070d;
  --bg-abyss:#0e0e1e;
  --bg-card:#14142a;
  --line:rgba(163,230,53,.18);
  --line-soft:rgba(255,255,255,.08);
  --volt:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --text:#ffffff;
  --text-dim:#94a3b8;
  --text-soft:#cbd5e1;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.55);
  --glow-volt:0 0 18px rgba(163,230,53,.35);
  --glow-cyan:0 0 18px rgba(6,182,212,.30);
  --font:'Inter','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg-deep);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--volt);text-decoration:none;transition:.25s}
a:hover{color:#d9f99d}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.01em;line-height:1.25}
p{margin:0 0 14px}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 18px}
.section{padding:72px 0;position:relative}
.section-alt{background:linear-gradient(180deg,#0b0b18 0%,#0e0e1e 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.75rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--volt);background:rgba(163,230,53,.08);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.eyebrow.cyan{color:var(--cyan);background:rgba(6,182,212,.08);border-color:rgba(6,182,212,.25)}
.sec-title{font-size:clamp(1.6rem,3.2vw,2.3rem);margin-bottom:14px}
.sec-lead{color:var(--text-soft);max-width:760px}
.btn-x{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:.98rem;
  padding:13px 26px;border-radius:999px;border:none;cursor:pointer;transition:.25s;
}
.btn-volt{background:linear-gradient(135deg,#a3e635,#65a30d);color:#101a03;box-shadow:var(--glow-volt)}
.btn-volt:hover{transform:translateY(-2px);color:#101a03;box-shadow:0 0 26px rgba(163,230,53,.55)}
.btn-ghost{background:transparent;color:#fff;border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt);box-shadow:var(--glow-volt)}
.btn-cyan{background:linear-gradient(135deg,#06b6d4,#0e7490);color:#001418;box-shadow:var(--glow-cyan)}
.btn-cyan:hover{transform:translateY(-2px);color:#001418;box-shadow:0 0 26px rgba(6,182,212,.5)}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(7,7,13,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;max-width:44%}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);
  display:grid;place-items:center;font-weight:900;color:#06101a;font-size:1.05rem;
  box-shadow:var(--glow-volt);
}
.brand-text{font-weight:800;font-size:.9rem;line-height:1.2;letter-spacing:-.01em}
.brand-text small{display:block;font-weight:600;font-size:.68rem;color:var(--text-dim);letter-spacing:.05em}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{
  color:var(--text-soft);font-size:.9rem;font-weight:600;
  padding:9px 14px;border-radius:999px;display:block;transition:.22s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a.active{color:#0b1005;background:linear-gradient(135deg,#a3e635,#84cc16)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .login-link{
  font-size:.87rem;font-weight:700;color:var(--volt);padding:9px 14px;border-radius:999px;border:1px solid var(--line);
}
.nav-cta .login-link:hover{background:rgba(163,230,53,.1);color:var(--volt)}
.nav-cta .signup-btn{
  font-size:.87rem;font-weight:800;padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,#06b6d4,#a3e635);color:#04121a;white-space:nowrap;
}
.nav-cta .signup-btn:hover{color:#04121a;box-shadow:0 0 22px rgba(6,182,212,.5)}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--line);color:#fff;
  width:44px;height:44px;border-radius:12px;font-size:1.1rem;
}
/* ARTICLE HERO */
.art-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#07070d 0%,#0e0e1e 55%,#101a2e 100%);
  border-bottom:1px solid var(--line-soft);
}
.art-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/fe5c55fee9fcc251.jpg');
  background-size:cover;background-position:center;opacity:.16;
}
.art-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 340px at 10% 10%,rgba(163,230,53,.16),transparent 65%),
    radial-gradient(680px 340px at 92% 88%,rgba(6,182,212,.18),transparent 65%);
}
.art-hero-inner{position:relative;z-index:2;padding:60px 0 56px}
.art-hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:44px;align-items:center}
.art-hero h1{font-size:clamp(1.6rem,3.4vw,2.5rem);margin-bottom:16px}
.art-hero h1 .hl{
  background:linear-gradient(120deg,#a3e635,#06b6d4);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.art-meta{display:flex;flex-wrap:wrap;gap:14px;margin-top:20px;font-size:.82rem;color:var(--text-dim)}
.art-meta span{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.05);border:1px solid var(--line-soft);border-radius:999px;padding:6px 14px}
.art-meta i{color:var(--volt)}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.art-thumb{
  position:relative;border-radius:var(--radius);overflow:hidden;
  border:1px solid var(--line);box-shadow:var(--shadow);
}
.art-thumb img{width:100%;height:100%;object-fit:cover;min-height:280px}
.art-thumb figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 20px;
  background:linear-gradient(180deg,transparent,rgba(4,4,10,.94));
  font-size:.84rem;color:var(--text-soft);
}
/* ARTICLE LAYOUT */
.art-wrap{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:42px;align-items:start}
.art-body{min-width:0}
.art-body h2{font-size:clamp(1.35rem,2.4vw,1.75rem);margin:34px 0 14px;padding-left:16px;border-left:4px solid var(--volt)}
.art-body h3{font-size:1.15rem;margin:26px 0 12px;color:#e2e8f0}
.art-body p{color:var(--text-soft);line-height:1.7}
.art-body ul,.art-body ol{color:var(--text-soft);padding-left:22px;margin:0 0 18px}
.art-body li{margin-bottom:9px;line-height:1.65}
.art-body blockquote{
  margin:22px 0;padding:18px 22px;border-left:4px solid var(--cyan);
  background:rgba(6,182,212,.07);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text-soft);
}
.art-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:.9rem}
.art-body th,.art-body td{border:1px solid var(--line-soft);padding:11px 14px;text-align:left}
.art-body th{background:rgba(163,230,53,.09);color:var(--volt);font-weight:700}
.art-body td{color:var(--text-soft)}
.art-body img{border-radius:var(--radius-sm);margin:18px 0;border:1px solid var(--line-soft)}
.art-body a{font-weight:600;border-bottom:1px dashed rgba(163,230,53,.5)}
.not-found{
  padding:40px 30px;border:1px dashed var(--line);border-radius:var(--radius);
  background:var(--bg-card);color:var(--text-soft);text-align:center;
}
/* SIDEBAR */
.art-side{position:sticky;top:92px;display:flex;flex-direction:column;gap:20px}
.side-card{
  background:var(--bg-card);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:22px;transition:.25s;
}
.side-card:hover{border-color:var(--line);box-shadow:var(--shadow)}
.side-card h3{font-size:1rem;margin-bottom:14px;color:#fff;display:flex;align-items:center;gap:9px}
.side-card h3 i{color:var(--volt)}
.side-list{list-style:none;margin:0;padding:0}
.side-list li{margin-bottom:11px;font-size:.88rem;color:var(--text-soft);display:flex;gap:9px;align-items:flex-start}
.side-list li i{color:var(--cyan);font-size:.75rem;margin-top:5px}
.side-steps{list-style:none;margin:0;padding:0;counter-reset:s}
.side-steps li{
  position:relative;padding-left:34px;margin-bottom:14px;font-size:.88rem;color:var(--text-soft);
}
.side-steps li::before{
  counter-increment:s;content:counter(s);
  position:absolute;left:0;top:0;width:23px;height:23px;border-radius:50%;
  background:linear-gradient(135deg,#a3e635,#06b6d4);color:#06101a;
  font-size:.75rem;font-weight:800;display:grid;place-items:center;
}
.side-cta{
  background:linear-gradient(150deg,rgba(163,230,53,.13),rgba(6,182,212,.13));
  border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center;
}
.side-cta b{display:block;font-size:1.15rem;margin-bottom:8px}
.side-cta p{font-size:.85rem;color:var(--text-soft)}
/* RELATED */
.rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.rel-card{
  background:var(--bg-card);border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;transition:.28s;height:100%;display:flex;flex-direction:column;
}
.rel-card:hover{transform:translateY(-4px);border-color:var(--line);box-shadow:var(--shadow)}
.rel-card img{width:100%;height:170px;object-fit:cover}
.rel-card .rc-body{padding:18px 20px 22px;flex:1;display:flex;flex-direction:column}
.rel-card .tag{
  align-self:flex-start;font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--cyan);background:rgba(6,182,212,.1);border:1px solid rgba(6,182,212,.25);
  border-radius:999px;padding:4px 11px;margin-bottom:12px;
}
.rel-card h3{font-size:1.02rem;margin-bottom:10px;color:#fff}
.rel-card p{font-size:.86rem;color:var(--text-dim);flex:1}
.rel-card .rc-link{font-weight:700;font-size:.86rem;color:var(--volt);margin-top:10px}
/* FAQ */
.faq-item{
  background:var(--bg-card);border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  margin-bottom:14px;overflow:hidden;
}
.faq-item summary{
  cursor:pointer;padding:18px 22px;font-weight:700;font-size:.98rem;color:#fff;
  display:flex;justify-content:space-between;align-items:center;list-style:none;
}
.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(--volt);transition:.25s}
.faq-item[open] summary::after{content:"\f068"}
.faq-item[open] summary{border-bottom:1px solid var(--line-soft)}
.faq-item .faq-a{padding:18px 22px;color:var(--text-soft);font-size:.9rem}
/* CTA BAND */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius);
  background:linear-gradient(130deg,#101a2e,#0e0e1e 60%,#131a08);
  border:1px solid var(--line);padding:48px 42px;text-align:center;
}
.cta-band::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(520px 240px at 50% 0%,rgba(163,230,53,.16),transparent 70%);
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:clamp(1.4rem,2.8vw,2rem);margin-bottom:12px}
.cta-band p{color:var(--text-soft);max-width:660px;margin:0 auto 24px}
/* FOOTER */
.site-footer{background:#05050b;border-top:1px solid var(--line-soft);padding:60px 0 26px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.foot-brand p{font-size:.86rem;color:var(--text-dim);margin:16px 0 18px;max-width:340px}
.foot-badges{display:flex;flex-wrap:wrap;gap:9px}
.foot-badges span{
  font-size:.72rem;font-weight:700;color:var(--text-soft);
  border:1px solid var(--line-soft);border-radius:999px;padding:5px 12px;background:rgba(255,255,255,.03);
}
.foot-col h4{font-size:.9rem;margin-bottom:16px;color:#fff;text-transform:uppercase;letter-spacing:.06em}
.foot-col ul{list-style:none;margin:0;padding:0}
.foot-col li{margin-bottom:10px}
.foot-col a{font-size:.86rem;color:var(--text-dim)}
.foot-col a:hover{color:var(--volt)}
.foot-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  margin-top:44px;padding-top:22px;border-top:1px solid var(--line-soft);
  font-size:.78rem;color:#64748b;
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:999px;
  display:grid;place-items:center;font-size:1.25rem;color:#04121a;
  background:linear-gradient(135deg,#06b6d4,#a3e635);
  box-shadow:0 0 22px rgba(6,182,212,.5);
  opacity:.85;transition:.28s;
}
.fab:hover{opacity:1;transform:scale(1.1);color:#04121a;box-shadow:0 0 30px rgba(6,182,212,.75)}
.fab:active{transform:scale(.94)}
.fab .dot{
  position:absolute;top:2px;right:2px;width:12px;height:12px;border-radius:50%;
  background:var(--pink);border:2px solid #05050b;
}
@media (max-width:1024px){
  .art-wrap{grid-template-columns:1fr}
  .art-side{position:static}
  .rel-grid{grid-template-columns:1fr 1fr}
  .art-hero-grid{grid-template-columns:1fr;gap:32px}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-links{
    display:none;position:absolute;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:rgba(7,7,13,.98);border-bottom:1px solid var(--line-soft);padding:10px 14px 16px;
  }
  .nav-links.open{display:flex}
  .nav-links a{border-radius:var(--radius-sm);padding:12px 14px}
  .nav-toggle{display:grid;place-items:center}
  .brand{max-width:56%}
  .brand-text{font-size:.78rem}
  .nav-cta .login-link{display:none}
  .nav-cta .signup-btn{padding:9px 13px;font-size:.78rem}
  .section{padding:52px 0}
  .rel-grid{grid-template-columns:1fr}
  .hero-actions .btn-x{width:100%;justify-content:center}
}
@media (max-width:520px){
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column}
  .art-meta{gap:8px}
  .cta-band{padding:34px 22px}
}

/* roulang page: category1 */
:root{
  --bg-deep:#07070d;
  --bg-abyss:#0e0e1e;
  --bg-card:#14142a;
  --line:rgba(163,230,53,.18);
  --line-soft:rgba(255,255,255,.08);
  --volt:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --text:#ffffff;
  --text-dim:#94a3b8;
  --text-soft:#cbd5e1;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.55);
  --glow-volt:0 0 18px rgba(163,230,53,.35);
  --glow-cyan:0 0 18px rgba(6,182,212,.30);
  --font:'Inter','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg-deep);
  color:var(--text);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:var(--volt);text-decoration:none;transition:.25s}
a:hover{color:#d9f99d}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{line-height:1.25;margin:0 0 14px;font-weight:800;letter-spacing:-.01em}
p{margin:0 0 16px}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 18px}
.section{padding:72px 0;position:relative}
.section-alt{background:linear-gradient(180deg,#0b0b18 0%,#0e0e1e 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.75rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--volt);background:rgba(163,230,53,.08);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.eyebrow.cyan{color:var(--cyan);background:rgba(6,182,212,.08);border-color:rgba(6,182,212,.25)}
.sec-title{font-size:clamp(1.55rem,3.2vw,2.25rem);margin-bottom:14px}
.sec-sub{color:var(--text-soft);max-width:720px;margin-bottom:34px}
.btn-x{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:.98rem;
  padding:13px 26px;border-radius:999px;border:none;cursor:pointer;transition:.25s;
}
.btn-volt{background:linear-gradient(135deg,#a3e635,#65a30d);color:#101a03;box-shadow:var(--glow-volt)}
.btn-volt:hover{transform:translateY(-2px);color:#101a03;box-shadow:0 0 26px rgba(163,230,53,.55)}
.btn-ghost{background:transparent;color:#fff;border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt);box-shadow:var(--glow-volt)}
.btn-cyan{background:linear-gradient(135deg,#06b6d4,#0e7490);color:#001418;box-shadow:var(--glow-cyan)}
.btn-cyan:hover{transform:translateY(-2px);color:#001418;box-shadow:0 0 26px rgba(6,182,212,.5)}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(7,7,13,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;max-width:42%}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);
  display:grid;place-items:center;font-weight:900;color:#06101a;font-size:1.05rem;
  box-shadow:var(--glow-volt);
}
.brand-text{font-weight:800;font-size:.9rem;line-height:1.2;letter-spacing:-.01em}
.brand-text small{display:block;font-weight:600;font-size:.68rem;color:var(--text-dim);letter-spacing:.05em}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{
  color:var(--text-soft);font-size:.9rem;font-weight:600;
  padding:9px 14px;border-radius:999px;display:block;transition:.22s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a.active{color:#0b1005;background:linear-gradient(135deg,#a3e635,#84cc16)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .login-link{
  font-size:.87rem;font-weight:700;color:var(--volt);padding:9px 14px;border-radius:999px;border:1px solid var(--line);
}
.nav-cta .login-link:hover{background:rgba(163,230,53,.1);color:var(--volt)}
.nav-cta .signup-btn{
  font-size:.87rem;font-weight:800;padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,#06b6d4,#a3e635);color:#04121a;white-space:nowrap;
}
.nav-cta .signup-btn:hover{color:#04121a;box-shadow:0 0 22px rgba(6,182,212,.5)}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--line);color:#fff;
  width:44px;height:44px;border-radius:12px;font-size:1.1rem;
}
/* PAGE HERO */
.page-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#07070d 0%,#0e0e1e 55%,#101a2e 100%);
  border-bottom:1px solid var(--line-soft);
}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/fe5c55fee9fcc251.jpg');
  background-size:cover;background-position:center;
  opacity:.18;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 340px at 12% 8%,rgba(163,230,53,.18),transparent 65%),
    radial-gradient(680px 340px at 92% 88%,rgba(6,182,212,.20),transparent 65%);
}
.page-hero-inner{position:relative;z-index:2;padding:64px 0 56px}
.ph-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:44px;align-items:center}
.page-hero h1{font-size:clamp(1.7rem,3.7vw,2.7rem);margin-bottom:18px}
.page-hero h1 .hl{
  background:linear-gradient(120deg,#a3e635,#06b6d4);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--text-soft);font-size:1.02rem;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px}
.hero-stat b{display:block;font-size:1.45rem;color:var(--volt)}
.hero-stat span{font-size:.78rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.09em;font-weight:600}
/* PANEL / DATA */
.panel{
  background:linear-gradient(180deg,rgba(20,20,42,.92),rgba(11,11,24,.92));
  border:1px solid var(--line-soft);border-radius:var(--radius);box-shadow:var(--shadow);
  overflow:hidden;
}
.panel-head{
  padding:16px 20px;border-bottom:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.panel-head h3{margin:0;font-size:1rem}
.panel-head .dot{width:9px;height:9px;border-radius:50%;background:var(--volt);box-shadow:var(--glow-volt)}
.panel-body{padding:18px 20px 22px}
.rank-row{
  display:flex;align-items:center;gap:14px;padding:12px 0;
  border-bottom:1px dashed var(--line-soft);
}
.rank-row:last-child{border-bottom:none}
.rank-idx{
  width:30px;height:30px;flex:0 0 30px;border-radius:9px;display:grid;place-items:center;
  font-weight:800;font-size:.82rem;background:rgba(163,230,53,.12);color:var(--volt);
}
.rank-main{flex:1;min-width:0}
.rank-main strong{display:block;font-size:.9rem;font-weight:700}
.rank-main span{font-size:.76rem;color:var(--text-dim)}
.rank-val{font-weight:800;font-size:.88rem;color:var(--cyan);white-space:nowrap}
/* CATEGORY MATRIX */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{
  background:linear-gradient(180deg,rgba(20,20,42,.9),rgba(11,11,24,.95));
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:28px 24px;transition:.28s;position:relative;overflow:hidden;
}
.cat-card::after{
  content:"";position:absolute;inset:0;opacity:0;transition:.28s;
  background:radial-gradient(320px 160px at 90% 0%,rgba(6,182,212,.18),transparent 70%);
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow)}
.cat-card:hover::after{opacity:1}
.cat-ico{
  width:48px;height:48px;border-radius:13px;display:grid;place-items:center;font-size:1.15rem;
  background:rgba(163,230,53,.1);color:var(--volt);border:1px solid var(--line);margin-bottom:18px;
}
.cat-card h3{font-size:1.12rem;margin-bottom:10px}
.cat-card p{color:var(--text-soft);font-size:.92rem;margin-bottom:16px}
.cat-link{font-weight:700;font-size:.88rem;display:inline-flex;align-items:center;gap:8px}
/* SELL POINTS */
.sp-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.sp-item{
  display:flex;gap:16px;padding:22px;border-radius:var(--radius);
  background:rgba(20,20,42,.55);border:1px solid var(--line-soft);transition:.26s;
}
.sp-item:hover{border-color:var(--line);background:rgba(20,20,42,.85)}
.sp-ico{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(6,182,212,.1);color:var(--cyan);border:1px solid rgba(6,182,212,.25);font-size:1.05rem;
}
.sp-item h3{font-size:1rem;margin-bottom:7px}
.sp-item p{font-size:.9rem;color:var(--text-soft);margin:0}
/* SCENARIOS */
.sc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.sc-item{
  padding:24px;border-radius:var(--radius);border:1px solid var(--line-soft);
  background:linear-gradient(180deg,rgba(11,11,24,.7),rgba(20,20,42,.5));
}
.sc-tag{
  display:inline-block;font-size:.7rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;background:rgba(244,63,94,.12);color:#fda4af;margin-bottom:14px;
}
.sc-item h3{font-size:1.02rem;margin-bottom:9px}
.sc-item p{font-size:.9rem;color:var(--text-soft);margin:0}
/* STEPS */
.step-list{display:grid;gap:18px;counter-reset:st}
.step-item{
  display:grid;grid-template-columns:56px 1fr;gap:20px;align-items:start;
  padding:22px;border-radius:var(--radius);background:rgba(20,20,42,.55);border:1px solid var(--line-soft);
  transition:.26s;
}
.step-item:hover{border-color:var(--line)}
.step-num{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  font-weight:900;font-size:1.15rem;color:#06101a;background:linear-gradient(135deg,#a3e635,#06b6d4);
}
.step-item h3{font-size:1.02rem;margin-bottom:8px}
.step-item p{font-size:.92rem;color:var(--text-soft);margin:0}
/* ARTICLE / IMAGE */
.media-block{
  display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;
}
.media-fig{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--shadow)}
.media-fig img{width:100%;height:100%;object-fit:cover;min-height:300px}
.media-fig figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 20px;
  background:linear-gradient(180deg,transparent,rgba(4,4,10,.94));font-size:.84rem;color:var(--text-soft);
}
.check-list{display:grid;gap:12px;margin-top:18px}
.check-list li{display:flex;gap:12px;font-size:.94rem;color:var(--text-soft)}
.check-list i{color:var(--volt);margin-top:5px}
/* CMS LIST */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
  display:flex;flex-direction:column;border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(180deg,rgba(20,20,42,.9),rgba(11,11,24,.95));
  border:1px solid var(--line-soft);transition:.28s;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line);box-shadow:var(--shadow)}
.post-thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:#0b0b18}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:.4s}
.post-card:hover .post-thumb img{transform:scale(1.06)}
.post-body{padding:20px;display:flex;flex-direction:column;flex:1}
.post-cat{
  font-size:.7rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:10px;
}
.post-body h3{font-size:1rem;margin-bottom:10px}
.post-body h3 a{color:#fff}
.post-body h3 a:hover{color:var(--volt)}
.post-body p{font-size:.88rem;color:var(--text-soft);flex:1;margin-bottom:14px}
.post-meta{font-size:.76rem;color:var(--text-dim);display:flex;align-items:center;gap:10px}
.list-empty{padding:40px 22px;text-align:center;color:var(--text-dim);border:1px dashed var(--line-soft);border-radius:var(--radius)}
/* STATS STRIP */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-box{
  padding:26px 22px;border-radius:var(--radius);text-align:left;
  background:linear-gradient(180deg,rgba(20,20,42,.8),rgba(11,11,24,.9));
  border:1px solid var(--line-soft);
}
.stat-box b{display:block;font-size:1.7rem;color:var(--volt);margin-bottom:6px}
.stat-box span{font-size:.84rem;color:var(--text-dim)}
/* FAQ */
.faq-list{display:grid;gap:14px;max-width:900px}
.faq-item{border:1px solid var(--line-soft);border-radius:var(--radius-sm);background:rgba(20,20,42,.5);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;gap:16px;cursor:pointer;
}
.faq-q i{color:var(--volt);transition:.3s}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 20px}
.faq-item.open .faq-a{max-height:420px;padding-bottom:18px}
.faq-a p{font-size:.92rem;color:var(--text-soft);margin:0}
/* CTA */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius);
  padding:46px 40px;border:1px solid var(--line);
  background:linear-gradient(120deg,rgba(163,230,53,.12),rgba(6,182,212,.14));
}
.cta-band::after{
  content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(163,230,53,.28),transparent 70%);
}
.cta-band h2{font-size:clamp(1.4rem,2.8vw,2rem)}
.cta-band p{color:var(--text-soft);max-width:640px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:22px;position:relative;z-index:2}
/* FOOTER */
.site-footer{background:#05050a;border-top:1px solid var(--line-soft);padding:60px 0 26px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.foot-brand .brand{margin-bottom:16px;max-width:100%}
.foot-brand p{color:var(--text-dim);font-size:.88rem;max-width:340px}
.foot-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:16px}
.foot-badges span{
  font-size:.72rem;font-weight:700;letter-spacing:.05em;padding:6px 12px;border-radius:999px;
  border:1px solid var(--line-soft);color:var(--text-soft);background:rgba(255,255,255,.03);
}
.foot-col h4{font-size:.86rem;letter-spacing:.08em;text-transform:uppercase;color:var(--volt);margin-bottom:16px}
.foot-col li{margin-bottom:10px}
.foot-col a{color:var(--text-dim);font-size:.88rem}
.foot-col a:hover{color:var(--volt)}
.foot-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:.8rem;color:var(--text-dim);
}
/* FAB */
.fab-support{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;
  background:rgba(7,7,13,.8);backdrop-filter:blur(10px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.85),rgba(7,7,13,.85)),linear-gradient(135deg,#a3e635,#06b6d4);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);color:var(--volt);font-size:1.2rem;
  transition:.25s;opacity:.78;
}
.fab-support:hover{opacity:1;transform:scale(1.09);color:#fff}
.fab-support:active{transform:scale(.94) translateY(2px)}
.fab-support .badge-dot{
  position:absolute;top:4px;right:4px;width:11px;height:11px;border-radius:50%;
  background:var(--pink);box-shadow:0 0 10px rgba(244,63,94,.9);border:2px solid #07070d;
}
/* RESPONSIVE */
@media (max-width:1024px){
  .ph-grid,.media-block{grid-template-columns:1fr;gap:32px}
  .cat-grid,.sc-grid,.post-grid{grid-template-columns:repeat(2,1fr)}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .brand{max-width:38%}
}
@media (max-width:768px){
  .nav-links{
    position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:rgba(7,7,13,.98);border-bottom:1px solid var(--line-soft);
    padding:12px;gap:4px;display:none;
  }
  .nav-links.open{display:flex}
  .nav-toggle{display:grid;place-items:center}
  .nav-cta .login-link{padding:9px 12px;font-size:.82rem}
  .nav-cta .signup-btn{padding:9px 14px;font-size:.8rem}
  .brand{max-width:52%}
  .sp-grid{grid-template-columns:1fr}
  .cta-band{padding:34px 24px}
  .section{padding:56px 0}
}
@media (max-width:520px){
  .cat-grid,.sc-grid,.post-grid,.stat-strip{grid-template-columns:1fr}
  .hero-stats{gap:18px}
  .hero-stat b{font-size:1.25rem}
  .brand-text{font-size:.8rem}
  .brand-text small{font-size:.62rem}
  .nav-cta{gap:6px}
  .nav-cta .login-link span{display:none}
  .step-item{grid-template-columns:44px 1fr;gap:14px;padding:18px}
  .step-num{width:44px;height:44px;font-size:1rem;border-radius:13px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column}
}

/* roulang page: category3 */
:root{
  --bg-deep:#07070d;
  --bg-abyss:#0e0e1e;
  --bg-card:#14142a;
  --line:rgba(163,230,53,.18);
  --line-soft:rgba(255,255,255,.08);
  --volt:#a3e635;
  --cyan:#06b6d4;
  --pink:#f43f5e;
  --text:#ffffff;
  --text-dim:#94a3b8;
  --text-soft:#cbd5e1;
  --radius:16px;
  --radius-sm:10px;
  --shadow:0 18px 45px rgba(0,0,0,.55);
  --glow-volt:0 0 18px rgba(163,230,53,.35);
  --glow-cyan:0 0 18px rgba(6,182,212,.30);
  --font:'Inter','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg-deep);
  color:var(--text);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--volt);text-decoration:none;transition:.25s}
a:hover{color:#d9f99d}
h1,h2,h3,h4{line-height:1.25;margin-top:0}
p{margin-top:0}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 18px}
.section{padding:72px 0;position:relative}
.section-alt{background:linear-gradient(180deg,#0b0b18 0%,#0e0e1e 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.75rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--volt);background:rgba(163,230,53,.08);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.eyebrow.cyan{color:var(--cyan);background:rgba(6,182,212,.08);border-color:rgba(6,182,212,.25)}
.sec-title{font-size:clamp(1.6rem,3.2vw,2.3rem);margin-bottom:14px}
.sec-sub{color:var(--text-dim);max-width:720px;margin-bottom:30px}
.btn-x{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:.98rem;
  padding:13px 26px;border-radius:999px;border:none;cursor:pointer;transition:.25s;
}
.btn-volt{background:linear-gradient(135deg,#a3e635,#65a30d);color:#101a03;box-shadow:var(--glow-volt)}
.btn-volt:hover{transform:translateY(-2px);color:#101a03;box-shadow:0 0 26px rgba(163,230,53,.55)}
.btn-ghost{background:transparent;color:#fff;border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt);box-shadow:var(--glow-volt)}
.btn-cyan{background:linear-gradient(135deg,#06b6d4,#0e7490);color:#001418;box-shadow:var(--glow-cyan)}
.btn-cyan:hover{transform:translateY(-2px);color:#001418;box-shadow:0 0 26px rgba(6,182,212,.5)}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}

/* HEADER */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(7,7,13,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;max-width:44%}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);
  display:grid;place-items:center;font-weight:900;color:#06101a;font-size:1.05rem;
  box-shadow:var(--glow-volt);
}
.brand-text{font-weight:800;font-size:.9rem;line-height:1.2;letter-spacing:-.01em}
.brand-text small{display:block;font-weight:600;font-size:.68rem;color:var(--text-dim);letter-spacing:.05em}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{
  color:var(--text-soft);font-size:.9rem;font-weight:600;
  padding:9px 14px;border-radius:999px;display:block;transition:.22s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a.active{color:#0b1005;background:linear-gradient(135deg,#a3e635,#84cc16)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .login-link{
  font-size:.87rem;font-weight:700;color:var(--volt);padding:9px 14px;border-radius:999px;border:1px solid var(--line);
}
.nav-cta .login-link:hover{background:rgba(163,230,53,.1);color:var(--volt)}
.nav-cta .signup-btn{
  font-size:.87rem;font-weight:800;padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,#06b6d4,#a3e635);color:#04121a;white-space:nowrap;
}
.nav-cta .signup-btn:hover{color:#04121a;box-shadow:0 0 22px rgba(6,182,212,.5)}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--line);color:#fff;
  width:44px;height:44px;border-radius:12px;font-size:1.1rem;
}

/* CATEGORY HERO (bento) */
.cat-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#07070d 0%,#0e0e1e 55%,#101a2e 100%);
  border-bottom:1px solid var(--line-soft);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/fe5c55fee9fcc251.jpg');
  background-size:cover;background-position:center;opacity:.18;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 340px at 10% 10%,rgba(163,230,53,.16),transparent 65%),
    radial-gradient(680px 340px at 90% 90%,rgba(6,182,212,.20),transparent 65%);
}
.cat-hero-inner{position:relative;z-index:2;padding:64px 0 60px}
.breadcrumbs{font-size:.82rem;color:var(--text-dim);margin-bottom:20px}
.breadcrumbs a{color:var(--text-soft)}
.breadcrumbs a:hover{color:var(--volt)}
.breadcrumbs span{margin:0 8px;opacity:.5}
.bento{display:grid;grid-template-columns:1.25fr .9fr;grid-template-rows:auto auto;gap:20px}
.bento-main{
  grid-row:span 2;
  background:linear-gradient(160deg,rgba(20,20,42,.94),rgba(10,10,24,.94));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:32px 30px;box-shadow:var(--shadow);
}
.bento-main h1{font-size:clamp(1.6rem,3.4vw,2.5rem);margin-bottom:16px}
.hl{
  background:linear-gradient(120deg,#a3e635,#06b6d4);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.bento-main p{color:var(--text-soft);font-size:1.01rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:24px}
.bento-card{
  background:rgba(255,255,255,.03);
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:20px 22px;display:flex;gap:16px;align-items:flex-start;transition:.25s;
}
.bento-card:hover{border-color:var(--line);transform:translateY(-3px);box-shadow:var(--glow-cyan)}
.bento-card i{
  width:44px;height:44px;flex:0 0 44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(6,182,212,.12);color:var(--cyan);font-size:1.15rem;
}
.bento-card h3{font-size:1rem;margin-bottom:4px}
.bento-card p{font-size:.88rem;color:var(--text-dim);margin:0}
.cta-strip{
  grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
  background:linear-gradient(90deg,rgba(163,230,53,.12),rgba(6,182,212,.12));
  border:1px solid var(--line);border-radius:var(--radius);padding:18px 24px;
}
.cta-strip b{font-size:1.02rem}
.cta-strip span{color:var(--text-dim);font-size:.88rem;display:block}

/* STATS */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat-box{
  background:var(--bg-card);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:24px 22px;transition:.25s;
}
.stat-box:hover{border-color:var(--line);transform:translateY(-3px)}
.stat-box b{display:block;font-size:1.9rem;color:var(--volt);line-height:1.1}
.stat-box span{font-size:.82rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.08em;font-weight:600}

/* PROMO CARDS */
.promo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.promo-card{
  position:relative;background:var(--bg-card);border:1px solid var(--line-soft);
  border-radius:var(--radius);padding:26px 24px;transition:.28s;display:flex;flex-direction:column;
}
.promo-card:hover{border-color:var(--line);transform:translateY(-5px);box-shadow:var(--shadow)}
.promo-tag{
  position:absolute;top:18px;right:18px;font-size:.68rem;font-weight:800;letter-spacing:.08em;
  text-transform:uppercase;color:#10041a;background:linear-gradient(135deg,#f43f5e,#f472b6);
  padding:5px 11px;border-radius:999px;
}
.promo-tag.volt{background:linear-gradient(135deg,#a3e635,#84cc16)}
.promo-tag.cyan{background:linear-gradient(135deg,#06b6d4,#67e8f9);color:#00202a}
.promo-card i.p-ic{
  width:52px;height:52px;border-radius:14px;display:grid;place-items:center;font-size:1.25rem;
  background:rgba(163,230,53,.1);color:var(--volt);margin-bottom:18px;
}
.promo-card h3{font-size:1.12rem;margin-bottom:10px}
.promo-value{font-size:1.7rem;font-weight:900;color:var(--cyan);margin-bottom:12px;letter-spacing:-.01em}
.promo-card p{color:var(--text-soft);font-size:.92rem;margin-bottom:16px}
.promo-card ul{list-style:none;padding:0;margin:0 0 18px}
.promo-card ul li{font-size:.88rem;color:var(--text-dim);padding-left:22px;position:relative;margin-bottom:8px}
.promo-card ul li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--volt);position:absolute;left:0;font-size:.75rem;top:3px}

/* PAIN / SOLUTION */
.psy-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.psy-col h3{font-size:1.2rem;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.psy-col h3 i{color:var(--pink)}
.psy-col.solve h3 i{color:var(--volt)}
.psy-list{list-style:none;padding:0;margin:0}
.psy-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line-soft);
}
.psy-list li:last-child{border-bottom:none}
.psy-list .dot{
  width:26px;height:26px;flex:0 0 26px;border-radius:50%;display:grid;place-items:center;
  font-size:.72rem;font-weight:800;background:rgba(244,63,94,.14);color:#fda4af;margin-top:2px;
}
.psy-list.solve .dot{background:rgba(163,230,53,.14);color:var(--volt)}
.psy-list b{display:block;font-size:.98rem;margin-bottom:3px}
.psy-list span{color:var(--text-dim);font-size:.89rem}

/* STEPS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{
  position:relative;background:linear-gradient(160deg,rgba(20,20,42,.9),rgba(10,10,24,.9));
  border:1px solid var(--line-soft);border-radius:var(--radius);padding:26px 22px;transition:.25s;
}
.step:hover{border-color:var(--line);transform:translateY(-4px)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-size:1.9rem;font-weight:900;color:rgba(163,230,53,.28);display:block;margin-bottom:10px;
}
.step h3{font-size:1.02rem;margin-bottom:8px}
.step p{color:var(--text-dim);font-size:.88rem;margin:0}

/* SEGMENT / AUDIENCE */
.seg-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.seg-card{
  background:rgba(255,255,255,.03);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:24px 20px;transition:.25s;
}
.seg-card:hover{border-color:var(--line);box-shadow:var(--glow-volt)}
.seg-card i{font-size:1.5rem;color:var(--cyan);margin-bottom:14px;display:block}
.seg-card h3{font-size:1rem;margin-bottom:8px}
.seg-card p{font-size:.87rem;color:var(--text-dim);margin:0}

/* TABLE / CONDITIONS */
.cond-table{width:100%;border-collapse:collapse;font-size:.9rem}
.cond-table thead th{
  text-align:left;padding:14px 16px;font-size:.74rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--volt);background:rgba(163,230,53,.07);border-bottom:1px solid var(--line);
}
.cond-table tbody td{
  padding:15px 16px;border-bottom:1px solid var(--line-soft);color:var(--text-soft);vertical-align:top;
}
.cond-table tbody tr:hover{background:rgba(255,255,255,.025)}
.cond-table tbody td b{color:#fff}
.table-wrap{overflow-x:auto;border:1px solid var(--line-soft);border-radius:var(--radius);background:var(--bg-card)}

/* PAYMENTS */
.pay-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.pay-item{
  display:flex;align-items:center;gap:14px;background:var(--bg-card);
  border:1px solid var(--line-soft);border-radius:var(--radius-sm);padding:16px 18px;transition:.25s;
}
.pay-item:hover{border-color:var(--cyan);box-shadow:var(--glow-cyan)}
.pay-item i{font-size:1.3rem;color:var(--volt)}
.pay-item b{display:block;font-size:.94rem}
.pay-item span{font-size:.8rem;color:var(--text-dim)}

/* CMS LIST */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
  background:var(--bg-card);border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;transition:.28s;
}
.post-card:hover{border-color:var(--line);transform:translateY(-5px);box-shadow:var(--shadow)}
.post-thumb{aspect-ratio:16/9;overflow:hidden}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:.4s}
.post-card:hover .post-thumb img{transform:scale(1.06)}
.post-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.post-meta{font-size:.76rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.07em;margin-bottom:10px;font-weight:600}
.post-meta i{margin-right:6px;color:var(--cyan)}
.post-body h3{font-size:1.03rem;margin-bottom:10px}
.post-body h3 a{color:#fff}
.post-body h3 a:hover{color:var(--volt)}
.post-body p{font-size:.88rem;color:var(--text-dim);flex:1}
.post-more{margin-top:14px;font-size:.85rem;font-weight:700;color:var(--volt)}
.post-empty{color:var(--text-dim);padding:30px 0;text-align:center}

/* FAQ */
.faq-wrap{max-width:900px}
.faq-item{
  border:1px solid var(--line-soft);border-radius:var(--radius-sm);
  background:rgba(255,255,255,.02);margin-bottom:14px;overflow:hidden;transition:.25s;
}
.faq-item:hover{border-color:var(--line)}
.faq-q{
  width:100%;text-align:left;background:transparent;border:none;color:#fff;
  font-size:.99rem;font-weight:700;padding:20px 22px;display:flex;justify-content:space-between;
  align-items:center;gap:16px;cursor:pointer;
}
.faq-q i{color:var(--volt);transition:.3s;flex:0 0 auto}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 22px}
.faq-item.open .faq-a{max-height:340px;padding-bottom:20px}
.faq-a p{color:var(--text-soft);font-size:.9rem;margin:0}

/* CTA FINAL */
.final-cta{
  position:relative;overflow:hidden;border-radius:var(--radius);
  background:linear-gradient(120deg,rgba(163,230,53,.14),rgba(6,182,212,.16));
  border:1px solid var(--line);padding:48px 40px;text-align:center;
}
.final-cta::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/ddfd4e774cf19bd3.jpg');
  background-size:cover;background-position:center;opacity:.13;
}
.final-cta > *{position:relative;z-index:2}
.final-cta h2{font-size:clamp(1.5rem,3vw,2.2rem);margin-bottom:14px}
.final-cta p{color:var(--text-soft);max-width:640px;margin:0 auto 26px}

/* FOOTER */
.site-footer{background:#05050b;border-top:1px solid var(--line-soft);padding:60px 0 26px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.foot-brand .brand{margin-bottom:16px}
.foot-brand p{color:var(--text-dim);font-size:.88rem;max-width:340px}
.foot-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.foot-badges span{
  font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:var(--text-soft);border:1px solid var(--line-soft);border-radius:999px;padding:5px 12px;
}
.foot-col h4{font-size:.84rem;letter-spacing:.12em;text-transform:uppercase;color:var(--volt);margin-bottom:16px}
.foot-col ul{list-style:none;padding:0;margin:0}
.foot-col ul li{margin-bottom:10px}
.foot-col ul li a{color:var(--text-dim);font-size:.88rem}
.foot-col ul li a:hover{color:var(--volt)}
.foot-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  border-top:1px solid var(--line-soft);margin-top:44px;padding-top:22px;
  color:var(--text-dim);font-size:.8rem;
}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;width:56px;height:56px;border-radius:50%;
  display:grid;place-items:center;font-size:1.3rem;color:#04121a;
  background:linear-gradient(135deg,#a3e635,#06b6d4);
  box-shadow:0 0 20px rgba(6,182,212,.45);
  animation:fabFloat 3s ease-in-out infinite;transition:.28s;
}
.fab:hover{color:#04121a;transform:scale(1.1) rotate(360deg);box-shadow:0 0 30px rgba(163,230,53,.6)}
.fab:active{transform:scale(.94) translateY(3px)}
.fab .fab-dot{
  position:absolute;top:6px;right:6px;width:13px;height:13px;border-radius:50%;
  background:#f43f5e;border:2px solid #fff;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}

/* RESPONSIVE */
@media (max-width:1024px){
  .bento{grid-template-columns:1fr}
  .bento-main{grid-row:auto}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .promo-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .seg-grid{grid-template-columns:repeat(2,1fr)}
  .pay-grid{grid-template-columns:repeat(2,1fr)}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .psy-grid{grid-template-columns:1fr;gap:30px}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:768px){
  .nav-links{
    position:absolute;top:72px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:rgba(7,7,13,.98);border-bottom:1px solid var(--line-soft);
    padding:12px 18px;gap:6px;display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px}
  .nav-toggle{display:grid;place-items:center}
  .brand{max-width:52%}
  .brand-text{font-size:.8rem}
  .brand-text small{display:none}
  .nav-cta .login-link{display:none}
  .nav-cta .signup-btn{padding:9px 14px;font-size:.8rem}
  .section{padding:54px 0}
  .cat-hero-inner{padding:44px 0 48px}
  .bento-main{padding:26px 22px}
  .stat-grid,.promo-grid,.steps,.seg-grid,.pay-grid,.post-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .final-cta{padding:36px 22px}
  .cta-strip{padding:16px 18px}
}
@media (max-width:520px){
  .hero-actions .btn-x{width:100%;justify-content:center}
  .stat-box b{font-size:1.6rem}
  .promo-value{font-size:1.45rem}
  .fab{left:12px;bottom:88px;width:52px;height:52px}
}

/* roulang page: category2 */
:root{
  --bg-deep:#07070d;
  --bg-abyss:#0e0e1e;
  --bg-card:#14142a;
  --bg-elev:#101024;
  --line:rgba(163,230,53,.18);
  --line-soft:rgba(255,255,255,.08);
  --volt:#a3e635;
  --volt-deep:#65a30d;
  --cyan:#06b6d4;
  --cyan-deep:#0e7490;
  --pink:#f43f5e;
  --text:#ffffff;
  --text-dim:#94a3b8;
  --text-soft:#cbd5e1;
  --radius:16px;
  --radius-sm:10px;
  --radius-lg:22px;
  --shadow:0 18px 45px rgba(0,0,0,.55);
  --shadow-soft:0 10px 30px rgba(0,0,0,.35);
  --glow-volt:0 0 18px rgba(163,230,53,.35);
  --glow-cyan:0 0 18px rgba(6,182,212,.30);
  --font:'Inter','Segoe UI',Roboto,'Helvetica Neue',Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg-deep);
  color:var(--text);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--volt);text-decoration:none;transition:.25s}
a:hover{color:#d9f99d}
p{margin:0 0 14px}
h1,h2,h3,h4{font-weight:800;letter-spacing:-.01em;line-height:1.25;margin:0 0 14px}
ul{margin:0;padding:0;list-style:none}
.container-x{width:100%;max-width:1200px;margin:0 auto;padding:0 18px}
.section{padding:74px 0;position:relative}
.section-tight{padding:56px 0}
.section-alt{background:linear-gradient(180deg,#0b0b18 0%,#0e0e1e 100%);border-top:1px solid var(--line-soft);border-bottom:1px solid var(--line-soft)}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.75rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--volt);background:rgba(163,230,53,.08);
  border:1px solid var(--line);border-radius:999px;padding:6px 14px;margin-bottom:16px;
}
.eyebrow.cyan{color:var(--cyan);background:rgba(6,182,212,.08);border-color:rgba(6,182,212,.25)}
.sec-title{font-size:clamp(1.6rem,3.2vw,2.25rem);margin-bottom:12px}
.sec-sub{color:var(--text-dim);max-width:720px;font-size:.98rem}
.btn-x{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:700;font-size:.98rem;
  padding:13px 26px;border-radius:999px;border:none;cursor:pointer;transition:.25s;
}
.btn-volt{background:linear-gradient(135deg,#a3e635,#65a30d);color:#101a03;box-shadow:var(--glow-volt)}
.btn-volt:hover{transform:translateY(-2px);color:#101a03;box-shadow:0 0 26px rgba(163,230,53,.55)}
.btn-ghost{background:transparent;color:#fff;border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--volt);color:var(--volt);box-shadow:var(--glow-volt)}
.btn-cyan{background:linear-gradient(135deg,#06b6d4,#0e7490);color:#001418;box-shadow:var(--glow-cyan)}
.btn-cyan:hover{transform:translateY(-2px);color:#001418;box-shadow:0 0 26px rgba(6,182,212,.5)}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:1000;
  background:rgba(7,7,13,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;color:#fff;max-width:44%}
.brand:hover{color:#fff}
.brand-mark{
  width:40px;height:40px;flex:0 0 40px;border-radius:12px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);
  display:grid;place-items:center;font-weight:900;color:#06101a;font-size:1.05rem;
  box-shadow:var(--glow-volt);
}
.brand-text{font-weight:800;font-size:.9rem;line-height:1.2;letter-spacing:-.01em}
.brand-text small{display:block;font-weight:600;font-size:.68rem;color:var(--text-dim);letter-spacing:.05em}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{
  color:var(--text-soft);font-size:.9rem;font-weight:600;
  padding:9px 14px;border-radius:999px;display:block;transition:.22s;
}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav-links a.active{color:#0b1005;background:linear-gradient(135deg,#a3e635,#84cc16)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-cta .login-link{
  font-size:.87rem;font-weight:700;color:var(--volt);padding:9px 14px;border-radius:999px;border:1px solid var(--line);
}
.nav-cta .login-link:hover{background:rgba(163,230,53,.1);color:var(--volt)}
.nav-cta .signup-btn{
  font-size:.87rem;font-weight:800;padding:10px 18px;border-radius:999px;
  background:linear-gradient(135deg,#06b6d4,#a3e635);color:#04121a;white-space:nowrap;
}
.nav-cta .signup-btn:hover{color:#04121a;box-shadow:0 0 22px rgba(6,182,212,.5)}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--line);color:#fff;
  width:44px;height:44px;border-radius:12px;font-size:1.1rem;
}
/* HERO */
.cat-hero{
  position:relative;overflow:hidden;
  background:linear-gradient(120deg,#07070d 0%,#0e0e1e 55%,#101a2e 100%);
  border-bottom:1px solid var(--line-soft);
}
.cat-hero::before{
  content:"";position:absolute;inset:0;
  background-image:url('/assets/images/fe5c55fee9fcc251.jpg');
  background-size:cover;background-position:center;
  opacity:.18;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(700px 340px at 10% 10%,rgba(163,230,53,.18),transparent 65%),
    radial-gradient(680px 340px at 92% 90%,rgba(6,182,212,.20),transparent 65%);
}
.cat-hero-inner{position:relative;z-index:2;padding:72px 0 60px}
.cat-grid-hero{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.cat-hero h1{font-size:clamp(1.7rem,3.8vw,2.7rem);margin-bottom:16px}
.cat-hero h1 .hl{
  background:linear-gradient(120deg,#a3e635,#06b6d4);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:var(--text-soft);font-size:1.02rem;max-width:620px}
.hero-points{list-style:none;padding:0;margin:22px 0 0}
.hero-points li{
  display:flex;gap:11px;align-items:flex-start;
  color:var(--text-soft);font-size:.95rem;margin-bottom:11px;
}
.hero-points i{color:var(--volt);margin-top:4px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:26px}
.trust-bar{
  display:flex;flex-wrap:wrap;gap:22px;margin-top:32px;
  padding-top:22px;border-top:1px solid var(--line-soft);
}
.trust-bar div{font-size:.82rem;color:var(--text-dim);font-weight:600;display:flex;align-items:center;gap:8px}
.trust-bar i{color:var(--cyan)}
/* PANEL */
.panel{
  background:linear-gradient(180deg,rgba(20,20,42,.96),rgba(14,14,30,.96));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow);overflow:hidden;
}
.panel-head{
  padding:18px 22px;border-bottom:1px solid var(--line-soft);
  display:flex;align-items:center;justify-content:space-between;gap:12px;
}
.panel-head h3{margin:0;font-size:1.02rem}
.dot-live{display:inline-flex;align-items:center;gap:8px;font-size:.75rem;color:var(--volt);font-weight:700;text-transform:uppercase;letter-spacing:.1em}
.dot-live::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--volt);box-shadow:0 0 12px var(--volt);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.panel-body{padding:20px 22px 24px}
.mini-list li{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:12px 0;border-bottom:1px dashed var(--line-soft);font-size:.92rem;color:var(--text-soft);
}
.mini-list li:last-child{border-bottom:none}
.mini-list b{color:#fff;font-weight:700}
.chip{display:inline-block;font-size:.72rem;font-weight:700;padding:4px 10px;border-radius:999px}
.chip-volt{background:rgba(163,230,53,.14);color:var(--volt);border:1px solid var(--line)}
.chip-cyan{background:rgba(6,182,212,.14);color:var(--cyan);border:1px solid rgba(6,182,212,.3)}
/* GRIDS */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feature-card{
  background:var(--bg-card);
  border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:26px 24px;transition:.28s;height:100%;
}
.feature-card:hover{
  border-color:var(--line);transform:translateY(-4px);
  box-shadow:0 0 24px rgba(163,230,53,.16),var(--shadow-soft);
}
.feature-card .ic{
  width:48px;height:48px;border-radius:14px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(163,230,53,.16),rgba(6,182,212,.16));
  color:var(--volt);font-size:1.15rem;margin-bottom:16px;
}
.feature-card h3{font-size:1.05rem;margin-bottom:9px}
.feature-card p{color:var(--text-dim);font-size:.92rem;margin:0}
/* SCENARIO */
.scenario-row{
  display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;
}
.scenario-media{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-soft);box-shadow:var(--shadow)}
.scenario-media img{width:100%;height:100%;object-fit:cover;min-height:300px}
.scenario-list li{
  display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line-soft);
}
.scenario-list li:last-child{border-bottom:none}
.scenario-list .num{
  flex:0 0 34px;width:34px;height:34px;border-radius:10px;display:grid;place-items:center;
  background:rgba(6,182,212,.12);border:1px solid rgba(6,182,212,.3);
  color:var(--cyan);font-weight:800;font-size:.85rem;
}
.scenario-list h4{margin:0 0 5px;font-size:.98rem}
.scenario-list p{margin:0;color:var(--text-dim);font-size:.9rem}
/* STEPS */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;counter-reset:step}
.step{
  position:relative;padding:28px 24px 24px;
  background:linear-gradient(180deg,rgba(20,20,42,.9),rgba(10,10,22,.9));
  border:1px solid var(--line-soft);border-radius:var(--radius);
}
.step::before{
  counter-increment:step;content:"0" counter(step);
  position:absolute;top:-14px;left:24px;
  font-size:.78rem;font-weight:900;letter-spacing:.1em;
  padding:6px 12px;border-radius:999px;
  background:linear-gradient(135deg,#a3e635,#06b6d4);color:#06101a;
}
.step h3{font-size:1rem;margin:8px 0 8px}
.step p{color:var(--text-dim);font-size:.9rem;margin:0}
/* METRICS */
.metric-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:20px;
  background:linear-gradient(120deg,rgba(6,182,212,.10),rgba(163,230,53,.08));
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:30px 26px;
}
.metric b{display:block;font-size:1.7rem;color:var(--volt);line-height:1.1}
.metric span{font-size:.8rem;color:var(--text-dim);text-transform:uppercase;letter-spacing:.08em;font-weight:600}
/* TABLE-LIKE PAYMENTS */
.pay-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.pay-card{
  background:var(--bg-card);border:1px solid var(--line-soft);border-radius:var(--radius);
  padding:22px 20px;text-align:left;transition:.26s;
}
.pay-card:hover{border-color:var(--line);transform:translateY(-3px);box-shadow:0 0 20px rgba(6,182,212,.16)}
.pay-card i{font-size:1.3rem;color:var(--cyan);margin-bottom:12px;display:block}
.pay-card h4{margin:0 0 6px;font-size:.96rem}
.pay-card p{margin:0;color:var(--text-dim);font-size:.85rem}
/* FAQ */
.faq-item{
  background:var(--bg-card);border:1px solid var(--line-soft);border-radius:var(--radius);
  margin-bottom:14px;overflow:hidden;
}
.faq-item button{
  width:100%;text-align:left;background:transparent;border:none;color:#fff;
  font-weight:700;font-size:.97rem;padding:18px 22px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;cursor:pointer;
}
.faq-item button i{color:var(--volt);transition:.3s}
.faq-item.open button i{transform:rotate(180deg)}
.faq-body{max-height:0;overflow:hidden;transition:max-height .35s ease;padding:0 22px}
.faq-item.open .faq-body{max-height:340px;padding-bottom:18px}
.faq-body p{margin:0;color:var(--text-dim);font-size:.92rem}
/* LIST CMS */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{
  background:var(--bg-card);border:1px solid var(--line-soft);border-radius:var(--radius);
  overflow:hidden;transition:.28s;display:flex;flex-direction:column;height:100%;
}
.post-card:hover{border-color:var(--line);transform:translateY(-4px);box-shadow:var(--shadow-soft)}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:#0a0a16}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:.4s}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:18px 20px 20px;display:flex;flex-direction:column;gap:9px;flex:1}
.post-meta{display:flex;gap:10px;flex-wrap:wrap;font-size:.75rem;color:var(--text-dim);font-weight:600}
.post-body h3{font-size:1rem;margin:0;line-height:1.4}
.post-body h3 a{color:#fff}
.post-body h3 a:hover{color:var(--volt)}
.post-body p{margin:0;font-size:.88rem;color:var(--text-dim);flex:1}
.post-more{margin-top:6px;font-size:.85rem;font-weight:700;color:var(--cyan)}
.empty-note{color:var(--text-dim);font-size:.92rem;padding:20px 0}
/* CTA */
.cta-band{
  background:linear-gradient(120deg,rgba(6,182,212,.16),rgba(163,230,53,.12));
  border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:40px 36px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:24px;
}
.cta-band h2{margin:0 0 8px;font-size:clamp(1.3rem,2.6vw,1.85rem)}
.cta-band p{margin:0;color:var(--text-soft);max-width:640px}
/* FOOTER */
.site-footer{background:#05050b;border-top:1px solid var(--line-soft);padding:56px 0 26px;margin-top:0}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.foot-brand p{color:var(--text-dim);font-size:.9rem;margin-top:16px;max-width:340px}
.foot-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.foot-badges span{
  font-size:.72rem;font-weight:700;color:var(--text-soft);
  border:1px solid var(--line-soft);border-radius:999px;padding:5px 12px;
}
.foot-col h4{font-size:.92rem;margin:0 0 14px;color:#fff}
.foot-col ul li{margin-bottom:9px}
.foot-col ul a{color:var(--text-dim);font-size:.88rem}
.foot-col ul a:hover{color:var(--volt)}
.foot-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid var(--line-soft);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:.8rem;color:var(--text-dim);
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:999px;
  display:grid;place-items:center;
  background:rgba(7,7,13,.82);backdrop-filter:blur(12px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.82),rgba(7,7,13,.82)),linear-gradient(135deg,#a3e635,#06b6d4);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--volt);font-size:1.2rem;opacity:.8;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  transition:.28s;
}
.fab:hover{opacity:1;transform:scale(1.08);box-shadow:0 0 28px rgba(163,230,53,.6)}
.fab:active{transform:scale(.94)}
.fab .badge-dot{
  position:absolute;top:6px;right:6px;width:11px;height:11px;border-radius:50%;
  background:var(--pink);box-shadow:0 0 10px var(--pink);
  animation:pulse 1.6s infinite;
}
@media (max-width:1024px){
  .cat-grid-hero{grid-template-columns:1fr;gap:34px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .pay-grid{grid-template-columns:repeat(2,1fr)}
  .metric-strip{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .post-grid{grid-template-columns:repeat(2,1fr)}
  .scenario-row{grid-template-columns:1fr}
}
@media (max-width:860px){
  .nav-links{
    position:absolute;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:2px;
    background:rgba(7,7,13,.98);border-bottom:1px solid var(--line-soft);
    padding:12px 18px 18px;display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;border-radius:10px}
  .nav-toggle{display:grid;place-items:center}
  .brand{max-width:52%}
  .brand-text{font-size:.82rem}
  .grid-3,.steps{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .cta-band{padding:30px 24px}
}
@media (max-width:520px){
  .section{padding:54px 0}
  .section-tight{padding:42px 0}
  .cat-hero-inner{padding:52px 0 44px}
  .grid-4,.pay-grid,.metric-strip,.post-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .brand-text small{display:none}
  .nav-cta .signup-btn{padding:9px 13px;font-size:.8rem}
  .nav-cta .login-link{padding:8px 10px;font-size:.8rem}
  .hero-actions .btn-x{width:100%;justify-content:center}
  .fab{left:12px;bottom:88px;width:52px;height:52px}
}

/* 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}