/* roulang page: index */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0b1a38;
  --glass:rgba(15,32,64,0.55);
  --glass-strong:rgba(18,38,74,0.78);
  --line:rgba(56,189,248,0.18);
  --line-strong:rgba(56,189,248,0.42);
  --blue:#2563eb;
  --cyan:#38bdf8;
  --cyan-soft:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-soft:0 10px 30px rgba(2,10,30,0.55);
  --shadow-glow:0 0 22px rgba(56,189,248,0.35);
  --maxw:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:
    radial-gradient(1200px 620px at 12% -8%, rgba(37,99,235,0.28), transparent 62%),
    radial-gradient(900px 520px at 92% 6%, rgba(56,189,248,0.20), transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%, var(--bg-1) 48%, var(--bg-0) 100%);
  color:var(--text);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  font-size:16px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
h1,h2,h3,h4{margin:0;line-height:1.28;letter-spacing:-0.01em;}
p{margin:0;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);}

/* HEADER */
.site-header{
  position:sticky;top:0;z-index:60;
  background:linear-gradient(180deg,rgba(3,7,18,0.94),rgba(3,7,18,0.72));
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;max-width:290px;}
.brand-badge{
  width:38px;height:38px;flex-shrink:0;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#1d4ed8,#38bdf8);
  box-shadow:0 0 18px rgba(56,189,248,0.45);
  font-weight:800;font-size:15px;color:#04121f;
}
.brand-text{display:flex;flex-direction:column;overflow:hidden;}
.brand-text b{font-size:13px;font-weight:700;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand-text span{font-size:10.5px;color:var(--muted);letter-spacing:0.06em;text-transform:uppercase;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.main-nav a{
  padding:9px 14px;border-radius:999px;font-size:14px;color:var(--muted);
  transition:all .22s ease;white-space:nowrap;
}
.main-nav a:hover{color:var(--text);background:rgba(56,189,248,0.10);}
.main-nav a.active{
  color:#04121f;background:linear-gradient(135deg,var(--cyan),var(--blue));
  box-shadow:0 0 16px rgba(56,189,248,0.45);font-weight:700;
}
.header-cta{display:flex;align-items:center;gap:10px;margin-left:16px;}
.btn-ghost{
  padding:9px 16px;border-radius:999px;font-size:13.5px;color:var(--cyan-soft);
  border:1px solid var(--line-strong);background:transparent;cursor:pointer;transition:all .22s ease;
}
.btn-ghost:hover{background:rgba(56,189,248,0.12);color:#fff;}
.btn-glow{
  padding:10px 20px;border-radius:999px;font-size:13.5px;font-weight:700;cursor:pointer;border:0;
  color:#03121f;background:linear-gradient(135deg,#38bdf8,#2563eb);
  box-shadow:0 0 18px rgba(56,189,248,0.5);transition:all .22s ease;
}
.btn-glow:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,0.75);}
.btn-glow:active{transform:translateY(1px);}
.menu-toggle{
  display:none;margin-left:auto;background:rgba(56,189,248,0.10);border:1px solid var(--line);
  color:var(--text);width:42px;height:42px;border-radius:12px;font-size:17px;cursor:pointer;
}

/* BUTTONS */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  background:linear-gradient(135deg,#38bdf8,#2563eb);color:#03121f;border:0;cursor:pointer;
  box-shadow:0 0 22px rgba(56,189,248,0.45);transition:all .25s ease;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,0.75);}
.btn-secondary{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 24px;border-radius:999px;font-weight:600;font-size:15px;
  background:rgba(56,189,248,0.08);color:var(--text);border:1px solid var(--line-strong);
  cursor:pointer;transition:all .25s ease;
}
.btn-secondary:hover{background:rgba(56,189,248,0.18);border-color:var(--cyan);}

/* SECTION BASE */
main{display:block;}
section{padding:76px 0;position:relative;}
.section-head{max-width:760px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--cyan);padding:6px 14px;border-radius:999px;
  background:rgba(56,189,248,0.10);border:1px solid var(--line);
}
h2.section-title{font-size:clamp(24px,3vw,34px);font-weight:800;margin:18px 0 14px;}
.section-desc{color:var(--muted);font-size:15.5px;max-width:720px;}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);margin:0;}

/* HERO */
.hero{padding:70px 0 60px;overflow:hidden;}
.hero-bg{
  position:absolute;inset:0;z-index:-1;opacity:0.32;
  background-image:url('/assets/images/2c2147280f414486.jpg');
  background-size:cover;background-position:center;
  mask-image:linear-gradient(180deg,rgba(0,0,0,0.9),transparent 88%);
}
.hero-wrap{display:grid;grid-template-columns:1.15fr 0.85fr;gap:44px;align-items:center;}
.hero h1{font-size:clamp(27px,3.6vw,43px);font-weight:900;margin:20px 0 18px;}
.hero h1 .accent{background:linear-gradient(135deg,#38bdf8,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-lead{color:var(--muted);font-size:16px;max-width:600px;}
.hero-search{
  display:flex;gap:10px;margin:26px 0 18px;max-width:540px;
  background:var(--glass);border:1px solid var(--line-strong);border-radius:999px;
  padding:7px 7px 7px 20px;backdrop-filter:blur(10px);
}
.hero-search input{
  flex:1;background:transparent;border:0;outline:none;color:var(--text);font-size:15px;
}
.hero-search input::placeholder{color:var(--muted-2);}
.hero-search button{
  padding:11px 22px;border-radius:999px;border:0;cursor:pointer;font-weight:700;font-size:14px;
  background:linear-gradient(135deg,#38bdf8,#2563eb);color:#03121f;transition:all .22s ease;
}
.hero-search button:hover{box-shadow:0 0 20px rgba(56,189,248,0.7);}
.quick-tags{display:flex;flex-wrap:wrap;gap:9px;}
.quick-tags a{
  font-size:12.5px;padding:7px 14px;border-radius:999px;color:var(--muted);
  background:rgba(56,189,248,0.07);border:1px solid var(--line);transition:all .2s ease;
}
.quick-tags a:hover{color:#fff;border-color:var(--cyan);background:rgba(56,189,248,0.16);}
.hero-panel{
  background:var(--glass-strong);border:1px solid var(--line-strong);border-radius:var(--radius-l);
  padding:26px;backdrop-filter:blur(14px);box-shadow:var(--shadow-soft),var(--shadow-glow);
}
.hero-panel h3{font-size:16px;margin-bottom:16px;color:var(--cyan-soft);text-transform:uppercase;letter-spacing:0.08em;font-size:12px;}
.metric-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;}
.metric{
  background:rgba(8,18,41,0.7);border:1px solid var(--line);border-radius:var(--radius-m);padding:16px;
}
.metric strong{display:block;font-size:26px;font-weight:800;color:var(--cyan);}
.metric span{font-size:12.5px;color:var(--muted);}

/* GENERIC CARDS */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:24px;transition:all .28s ease;backdrop-filter:blur(8px);
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.card-icon{
  width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,rgba(56,189,248,0.22),rgba(37,99,235,0.28));
  color:var(--cyan);font-size:19px;margin-bottom:16px;border:1px solid var(--line);
}
.card h3{font-size:17px;margin-bottom:10px;}
.card p{color:var(--muted);font-size:14.5px;}

/* SCENARIO */
.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;align-items:stretch;}
.scenario{
  border-radius:var(--radius-m);padding:26px;border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(11,26,56,0.85),rgba(3,7,18,0.72));
  display:flex;flex-direction:column;
}
.scenario .tag{
  align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;
  color:#04121f;background:linear-gradient(135deg,#38bdf8,#60a5fa);padding:5px 12px;border-radius:999px;margin-bottom:14px;
}
.scenario h3{font-size:17px;margin-bottom:10px;}
.scenario p{color:var(--muted);font-size:14.5px;flex:1;}

/* MATRIX */
.matrix-row{
  display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:0;
  border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;
  background:rgba(8,18,41,0.55);margin-bottom:14px;
}
.matrix-row > div{padding:22px 22px;border-right:1px solid var(--line);}
.matrix-row > div:last-child{border-right:0;}
.matrix-row b{display:block;font-size:15.5px;margin-bottom:6px;color:#fff;}
.matrix-row span{color:var(--muted);font-size:13.8px;}

/* MEDIA BLOCKS */
.media-block{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center;}
.media-block img{border-radius:var(--radius-m);border:1px solid var(--line);box-shadow:var(--shadow-soft);}
.media-text p{color:var(--muted);font-size:15px;margin-bottom:14px;}
.media-text h3{font-size:20px;margin-bottom:12px;}

/* CHECKLIST */
.check-list{list-style:none;padding:0;margin:0;display:grid;gap:12px;}
.check-list li{display:flex;gap:12px;font-size:14.8px;color:var(--muted);}
.check-list i{color:var(--cyan);margin-top:4px;}

/* TABLE */
.rank-table{width:100%;border-collapse:collapse;border:1px solid var(--line);border-radius:var(--radius-m);overflow:hidden;font-size:14.5px;}
.rank-table th{
  text-align:left;padding:14px 18px;background:rgba(56,189,248,0.10);color:var(--cyan-soft);
  font-size:12.5px;text-transform:uppercase;letter-spacing:0.08em;
}
.rank-table td{padding:14px 18px;border-top:1px solid var(--line);color:var(--muted);}
.rank-table tr:hover td{background:rgba(56,189,248,0.06);color:#fff;}

/* MILESTONE / TIMELINE */
.timeline{display:grid;gap:16px;}
.timeline-item{
  display:grid;grid-template-columns:88px 1fr;gap:20px;padding:20px;
  border:1px solid var(--line);border-radius:var(--radius-m);background:rgba(8,18,41,0.5);
}
.timeline-item b{color:var(--cyan);font-size:14px;letter-spacing:0.06em;}
.timeline-item p{color:var(--muted);font-size:14.5px;}

/* INFO / POST LIST */
.post-layout{display:grid;grid-template-columns:1.55fr 1fr;gap:30px;align-items:start;}
.post-list{display:grid;gap:16px;}
.post-item{
  display:grid;grid-template-columns:132px 1fr;gap:18px;padding:16px;
  border:1px solid var(--line);border-radius:var(--radius-m);background:rgba(8,18,41,0.55);
  transition:all .25s ease;
}
.post-item:hover{border-color:var(--line-strong);box-shadow:var(--shadow-glow);transform:translateX(3px);}
.post-item img{width:132px;height:92px;object-fit:cover;border-radius:12px;border:1px solid var(--line);}
.post-item h4{font-size:15.5px;margin-bottom:6px;}
.post-item p{color:var(--muted);font-size:13.5px;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.post-meta{display:flex;gap:14px;font-size:11.5px;color:var(--muted-2);text-transform:uppercase;letter-spacing:0.06em;}
.side-panel{
  border:1px solid var(--line);border-radius:var(--radius-m);padding:22px;
  background:linear-gradient(160deg,rgba(11,26,56,0.8),rgba(3,7,18,0.72));position:sticky;top:92px;
}
.side-panel h3{font-size:15px;margin-bottom:16px;color:var(--cyan-soft);}
.side-panel ul{list-style:none;padding:0;margin:0;display:grid;gap:12px;}
.side-panel li a{font-size:14.5px;color:var(--muted);transition:color .2s ease;}
.side-panel li a:hover{color:var(--cyan);}
.empty-note{color:var(--muted);font-size:14px;padding:18px;border:1px dashed var(--line-strong);border-radius:var(--radius-m);}

/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-m);background:rgba(8,18,41,0.55);overflow:hidden;}
.faq-item summary{
  cursor:pointer;padding:18px 22px;font-weight:600;font-size:15.5px;list-style:none;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{content:"+";color:var(--cyan);font-size:20px;line-height:1;}
.faq-item[open] summary::after{content:"–";}
.faq-item p{padding:0 22px 20px;color:var(--muted);font-size:14.5px;}

/* CTA FORM */
.cta-zone{
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  background:linear-gradient(150deg,rgba(11,26,56,0.9),rgba(3,7,18,0.85));
  padding:44px;display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center;
  box-shadow:var(--shadow-soft);
}
.cta-zone h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:14px;}
.cta-zone p{color:var(--muted);font-size:15px;}
.form-grid{display:grid;gap:13px;}
.form-grid input,.form-grid select,.form-grid textarea{
  width:100%;padding:13px 16px;border-radius:12px;border:1px solid var(--line-strong);
  background:rgba(3,7,18,0.65);color:var(--text);font-size:14.5px;outline:none;transition:border .2s ease;
}
.form-grid input:focus,.form-grid select:focus,.form-grid textarea:focus{border-color:var(--cyan);box-shadow:0 0 14px rgba(56,189,248,0.3);}
.form-note{font-size:12.5px;color:var(--muted-2);}

/* PILLARS */
.pillar-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.pillar{
  padding:22px;border-radius:var(--radius-m);border:1px solid var(--line);
  background:rgba(8,18,41,0.5);text-align:left;
}
.pillar i{color:var(--cyan);font-size:20px;margin-bottom:12px;display:block;}
.pillar b{display:block;font-size:15px;margin-bottom:6px;}
.pillar span{font-size:13.5px;color:var(--muted);}

/* GALLERY */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.gallery figure{margin:0;border-radius:var(--radius-m);overflow:hidden;border:1px solid var(--line);position:relative;}
.gallery img{height:190px;width:100%;object-fit:cover;transition:transform .4s ease;}
.gallery figure:hover img{transform:scale(1.06);}
.gallery figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px;font-size:13.5px;
  background:linear-gradient(0deg,rgba(3,7,18,0.92),transparent);color:#fff;
}

/* FOOTER */
.site-footer{border-top:1px solid var(--line);background:rgba(3,7,18,0.85);padding:54px 0 26px;margin-top:10px;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:30px;}
.footer-grid h4{font-size:13.5px;color:var(--cyan-soft);text-transform:uppercase;letter-spacing:0.1em;margin-bottom:16px;}
.footer-grid p,.footer-grid a{color:var(--muted);font-size:14px;display:block;margin-bottom:10px;transition:color .2s ease;}
.footer-grid a:hover{color:var(--cyan);}
.footer-bottom{
  margin-top:36px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted-2);
}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;cursor:pointer;border:0;
  background:linear-gradient(140deg,rgba(7,7,13,0.88),rgba(11,26,56,0.88));
  color:var(--cyan);font-size:20px;backdrop-filter:blur(10px);
  box-shadow:0 0 20px rgba(56,189,248,0.45);
  outline:2px solid rgba(56,189,248,0.55);outline-offset:-3px;
  animation:fabPulse 3.2s ease-in-out infinite;transition:all .25s ease;
}
.fab:hover{transform:scale(1.1);box-shadow:0 0 30px rgba(56,189,248,0.85);}
.fab:active{transform:scale(0.94);}
.fab .dot{
  position:absolute;top:5px;right:5px;width:11px;height:11px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 10px #f43f5e;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 18px rgba(56,189,248,0.38);}
  50%{box-shadow:0 0 30px rgba(56,189,248,0.75);}
}

/* RESPONSIVE */
@media (max-width:1024px){
  .main-nav{display:none;}
  .header-cta{display:none;}
  .menu-toggle{display:flex;align-items:center;justify-content:center;}
  .main-nav.open{
    display:flex;flex-direction:column;position:absolute;top:70px;left:0;right:0;
    background:rgba(3,7,18,0.98);border-bottom:1px solid var(--line);padding:16px 20px;gap:8px;margin-left:0;
  }
  .main-nav.open a{width:100%;text-align:left;}
  .hero-wrap{grid-template-columns:1fr;}
  .grid-3,.scenario-grid,.pillar-strip,.gallery{grid-template-columns:1fr 1fr;}
  .post-layout,.cta-zone,.media-block,.grid-2{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .matrix-row{grid-template-columns:1fr;}
  .matrix-row > div{border-right:0;border-bottom:1px solid var(--line);}
  .side-panel{position:static;}
}
@media (max-width:640px){
  section{padding:52px 0;}
  .grid-3,.scenario-grid,.pillar-strip,.gallery,.footer-grid,.metric-grid{grid-template-columns:1fr;}
  .post-item{grid-template-columns:1fr;}
  .post-item img{width:100%;height:170px;}
  .cta-zone{padding:26px;}
  .hero-search{flex-direction:column;border-radius:var(--radius-m);padding:14px;}
  .hero-search button{width:100%;}
  .timeline-item{grid-template-columns:1fr;}
  .brand{max-width:200px;}
  .brand-text b{font-size:11.5px;}
}

/* roulang page: article */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0b1a38;
  --glass:rgba(15,32,64,0.55);
  --glass-strong:rgba(18,38,74,0.78);
  --line:rgba(56,189,248,0.18);
  --line-strong:rgba(56,189,248,0.42);
  --blue:#2563eb;
  --cyan:#38bdf8;
  --cyan-soft:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --amber:#f59e0b;
  --rose:#f43f5e;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-soft:0 10px 30px rgba(2,10,30,0.55);
  --shadow-glow:0 0 22px rgba(56,189,248,0.35);
  --maxw:1200px;
}
html{scroll-behavior:smooth;}
*{box-sizing:border-box;}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:
    radial-gradient(1200px 620px at 12% -8%, rgba(37,99,235,0.28), transparent 62%),
    radial-gradient(900px 520px at 92% 6%, rgba(56,189,248,0.20), transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%, var(--bg-1) 48%, var(--bg-0) 100%);
  color:var(--text);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  font-size:16px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px;
}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:60;
  background:linear-gradient(180deg,rgba(3,7,18,0.94),rgba(3,7,18,0.72));
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;height:70px;position:relative;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;max-width:290px;}
.brand-badge{
  width:38px;height:38px;flex-shrink:0;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#1d4ed8,#38bdf8);
  box-shadow:0 0 18px rgba(56,189,248,0.45);
  font-weight:800;font-size:15px;color:#04121f;
}
.brand-text{display:flex;flex-direction:column;overflow:hidden;}
.brand-text b{font-size:13px;font-weight:700;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand-text span{font-size:10.5px;color:var(--muted);letter-spacing:0.06em;text-transform:uppercase;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.main-nav a{
  padding:9px 14px;border-radius:999px;font-size:14px;color:var(--muted);
  transition:all .22s ease;white-space:nowrap;
}
.main-nav a:hover{color:var(--text);background:rgba(56,189,248,0.10);}
.main-nav a.active{
  color:#04121f;background:linear-gradient(135deg,var(--cyan),var(--blue));
  box-shadow:0 0 16px rgba(56,189,248,0.45);font-weight:700;
}
.header-cta{display:flex;align-items:center;gap:10px;margin-left:16px;}
.btn-ghost{
  padding:9px 16px;border-radius:999px;font-size:13.5px;color:var(--cyan-soft);
  border:1px solid var(--line-strong);background:transparent;cursor:pointer;transition:all .22s ease;
}
.btn-ghost:hover{background:rgba(56,189,248,0.12);color:#fff;}
.btn-glow{
  padding:10px 20px;border-radius:999px;font-size:13.5px;font-weight:700;cursor:pointer;border:0;
  color:#03121f;background:linear-gradient(135deg,#38bdf8,#2563eb);
  box-shadow:0 0 18px rgba(56,189,248,0.5);transition:all .22s ease;
}
.btn-glow:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,0.75);}
.btn-glow:active{transform:translateY(1px);}
.menu-toggle{
  display:none;background:rgba(56,189,248,0.10);border:1px solid var(--line);
  color:var(--text);width:42px;height:42px;border-radius:12px;font-size:17px;cursor:pointer;
}
/* BUTTONS */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  background:linear-gradient(135deg,#38bdf8,#2563eb);color:#03121f;border:0;cursor:pointer;
  box-shadow:0 0 22px rgba(56,189,248,0.45);transition:all .25s ease;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,0.75);}
.btn-secondary{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 24px;border-radius:999px;font-weight:600;font-size:15px;
  background:rgba(56,189,248,0.08);color:var(--text);border:1px solid var(--line-strong);
  cursor:pointer;transition:all .25s ease;
}
.btn-secondary:hover{background:rgba(56,189,248,0.18);border-color:var(--cyan);}
/* SECTION BASE */
main{display:block;}
section{padding:72px 0;position:relative;}
.section-head{max-width:780px;margin-bottom:38px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--cyan);padding:6px 14px;border-radius:999px;
  background:rgba(56,189,248,0.10);border:1px solid var(--line);
}
h2.section-title{font-size:clamp(24px,3vw,34px);font-weight:800;margin:18px 0 14px;line-height:1.28;}
.section-desc{color:var(--muted);font-size:15.5px;max-width:720px;}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);margin:0;border:0;}
/* HERO / ARTICLE HEAD */
.article-hero{padding:52px 0 56px;overflow:hidden;}
.hero-bg{
  position:absolute;inset:0;z-index:-1;opacity:0.28;
  background-image:url('/assets/images/2c2147280f414486.jpg');
  background-size:cover;background-position:center;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,0.95),transparent 90%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,0.95),transparent 90%);
}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:12.5px;color:var(--muted-2);margin-bottom:20px;}
.crumb a{color:var(--muted);transition:color .2s ease;}
.crumb a:hover{color:var(--cyan);}
.crumb i{font-size:9px;opacity:0.6;}
.hero-wrap{display:grid;grid-template-columns:1.1fr 0.9fr;gap:44px;align-items:start;}
.article-hero h1{font-size:clamp(26px,3.4vw,42px);font-weight:900;margin:18px 0 18px;line-height:1.22;}
.article-hero h1 .accent{background:linear-gradient(135deg,#38bdf8,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-lead{color:var(--muted);font-size:16px;max-width:610px;}
.hero-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px;}
.meta-pill{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;color:var(--muted);
  padding:7px 14px;border-radius:999px;background:rgba(15,32,64,0.6);
  border:1px solid var(--line);
}
.meta-pill i{color:var(--cyan);font-size:12px;}
.quick-tags{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px;}
.quick-tags a{
  font-size:12.5px;padding:7px 14px;border-radius:999px;color:var(--muted);
  background:rgba(56,189,248,0.07);border:1px solid var(--line);transition:all .22s ease;
}
.quick-tags a:hover{color:#fff;border-color:var(--cyan);background:rgba(56,189,248,0.16);}
/* QUIZ PANEL */
.quiz-panel{
  background:linear-gradient(160deg,rgba(18,38,74,0.82),rgba(8,18,41,0.85));
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  padding:26px 24px;backdrop-filter:blur(14px);box-shadow:var(--shadow-soft);
}
.quiz-panel h3{font-size:17px;font-weight:800;margin:0 0 6px;}
.quiz-panel .quiz-sub{font-size:13px;color:var(--muted);margin-bottom:20px;}
.quiz-q{margin-bottom:18px;}
.quiz-q p{font-size:13.5px;font-weight:600;margin:0 0 10px;color:var(--text);}
.quiz-opts{display:flex;flex-wrap:wrap;gap:8px;}
.quiz-opts label{
  position:relative;font-size:12.5px;padding:8px 14px;border-radius:999px;cursor:pointer;
  background:rgba(56,189,248,0.06);border:1px solid var(--line);color:var(--muted);
  transition:all .2s ease;
}
.quiz-opts label:hover{border-color:var(--cyan);color:#fff;}
.quiz-opts input{position:absolute;opacity:0;pointer-events:none;}
.quiz-opts input:checked + span{color:#03121f;}
.quiz-opts label:has(input:checked){
  background:linear-gradient(135deg,#38bdf8,#2563eb);
  border-color:transparent;color:#03121f;font-weight:700;
  box-shadow:0 0 16px rgba(56,189,248,0.45);
}
.quiz-result{
  margin-top:6px;padding:16px 18px;border-radius:var(--radius-m);
  background:rgba(3,7,18,0.6);border:1px dashed var(--line-strong);
}
.quiz-result .q-label{font-size:11px;letter-spacing:0.16em;text-transform:uppercase;color:var(--cyan);font-weight:700;}
.quiz-result .q-score{font-size:30px;font-weight:900;line-height:1.1;margin:6px 0 4px;}
.quiz-result .q-text{font-size:13.5px;color:var(--muted);}
.quiz-actions{display:flex;gap:10px;margin-top:18px;flex-wrap:wrap;}
.quiz-actions .btn-primary{padding:11px 22px;font-size:14px;}
.quiz-actions .btn-secondary{padding:10px 20px;font-size:14px;}
/* ARTICLE BODY */
.article-shell{
  background:linear-gradient(170deg,rgba(12,26,52,0.62),rgba(6,14,32,0.72));
  border:1px solid var(--line);border-radius:var(--radius-l);
  padding:38px 40px;box-shadow:var(--shadow-soft);
}
.article-body{font-size:16.5px;line-height:1.7;color:#e2e8f0;}
.article-body > *:first-child{margin-top:0;}
.article-body h2{
  font-size:clamp(21px,2.4vw,27px);font-weight:800;color:var(--text);
  margin:38px 0 14px;padding-left:16px;border-left:4px solid var(--cyan);line-height:1.35;
}
.article-body h3{font-size:19px;font-weight:700;color:#e8f2ff;margin:28px 0 10px;}
.article-body h4{font-size:16.5px;font-weight:700;color:var(--cyan-soft);margin:22px 0 8px;}
.article-body p{margin:0 0 16px;color:#cbd5e1;}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;color:#cbd5e1;}
.article-body li{margin-bottom:9px;}
.article-body strong{color:#fff;}
.article-body a{color:var(--cyan);border-bottom:1px dashed rgba(56,189,248,0.5);}
.article-body a:hover{color:#fff;border-bottom-color:#fff;}
.article-body img{border-radius:var(--radius-m);margin:22px 0;border:1px solid var(--line);}
.article-body blockquote{
  margin:22px 0;padding:16px 20px;border-left:3px solid var(--amber);
  background:rgba(245,158,11,0.08);border-radius:0 var(--radius-s) var(--radius-s) 0;
  color:#fde68a;font-style:italic;
}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:14.5px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 14px;text-align:left;}
.article-body th{background:rgba(56,189,248,0.10);color:#fff;font-weight:700;}
.article-body hr{border:0;height:1px;background:var(--line);margin:30px 0;}
.not-found{
  padding:34px 26px;border-radius:var(--radius-m);border:1px dashed var(--line-strong);
  background:rgba(3,7,18,0.55);text-align:left;
}
.not-found h3{margin:0 0 10px;font-size:20px;font-weight:800;}
.not-found p{color:var(--muted);margin:0 0 18px;}
/* DATA TABLE */
.data-table-wrap{overflow-x:auto;border-radius:var(--radius-m);border:1px solid var(--line);background:rgba(8,18,41,0.6);}
table.data-table{width:100%;border-collapse:collapse;min-width:560px;font-size:14.5px;}
table.data-table thead th{
  text-align:left;padding:15px 18px;font-size:12px;letter-spacing:0.1em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,0.09);border-bottom:1px solid var(--line-strong);
}
table.data-table td{padding:15px 18px;border-bottom:1px solid rgba(56,189,248,0.10);color:#cbd5e1;}
table.data-table tbody tr:last-child td{border-bottom:0;}
table.data-table tbody tr:hover td{background:rgba(56,189,248,0.05);color:#fff;}
.tag{
  display:inline-block;font-size:11.5px;font-weight:700;padding:4px 10px;border-radius:999px;
  border:1px solid var(--line-strong);color:var(--cyan-soft);background:rgba(56,189,248,0.10);
}
.tag.red{color:#fda4af;border-color:rgba(244,63,94,0.45);background:rgba(244,63,94,0.12);}
.tag.gold{color:#fcd34d;border-color:rgba(245,158,11,0.45);background:rgba(245,158,11,0.12);}
.tag.green{color:#6ee7b7;border-color:rgba(16,185,129,0.45);background:rgba(16,185,129,0.12);}
/* METRICS */
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.metric-card{
  padding:24px 22px;border-radius:var(--radius-m);
  background:linear-gradient(165deg,rgba(18,38,74,0.78),rgba(8,18,41,0.7));
  border:1px solid var(--line);transition:all .26s ease;
}
.metric-card:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow-glow);}
.metric-card .m-icon{
  width:38px;height:38px;border-radius:11px;display:flex;align-items:center;justify-content:center;
  background:rgba(56,189,248,0.12);color:var(--cyan);font-size:16px;margin-bottom:14px;
}
.metric-card .m-value{font-size:30px;font-weight:900;line-height:1;color:#fff;}
.metric-card .m-label{font-size:13.5px;font-weight:700;margin:10px 0 6px;color:#e2e8f0;}
.metric-card .m-note{font-size:12.5px;color:var(--muted);line-height:1.55;}
/* SCENARIOS */
.scenario-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.scenario-card{
  padding:26px 24px;border-radius:var(--radius-m);
  background:rgba(11,26,56,0.6);border:1px solid var(--line);
  display:flex;flex-direction:column;transition:all .26s ease;
}
.scenario-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 14px 34px rgba(2,10,30,0.6);}
.scenario-card .s-step{font-size:12px;font-weight:800;letter-spacing:0.18em;color:var(--cyan);}
.scenario-card h3{font-size:18px;font-weight:800;margin:12px 0 10px;}
.scenario-card p{font-size:14px;color:var(--muted);margin:0 0 16px;}
.scenario-card ul{list-style:none;padding:0;margin:0 0 18px;}
.scenario-card ul li{font-size:13.5px;color:#cbd5e1;padding-left:22px;position:relative;margin-bottom:9px;}
.scenario-card ul li::before{
  content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:1px;font-size:11px;color:var(--cyan);
}
.scenario-card .s-foot{
  margin-top:auto;padding-top:16px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--muted-2);
}
/* COMPARE */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.compare-col{
  padding:28px 26px;border-radius:var(--radius-m);border:1px solid var(--line);
  background:rgba(8,18,41,0.55);
}
.compare-col.bad{border-color:rgba(244,63,94,0.35);}
.compare-col.good{border-color:rgba(56,189,248,0.4);background:linear-gradient(170deg,rgba(18,38,74,0.7),rgba(8,18,41,0.6));}
.compare-col h3{font-size:16px;font-weight:800;margin:0 0 18px;display:flex;align-items:center;gap:10px;}
.compare-col.bad h3 i{color:var(--rose);}
.compare-col.good h3 i{color:var(--cyan);}
.compare-row{display:flex;justify-content:space-between;gap:16px;padding:12px 0;border-bottom:1px solid rgba(56,189,248,0.10);font-size:14px;}
.compare-row:last-child{border-bottom:0;}
.compare-row span:first-child{color:var(--muted);}
.compare-row span:last-child{font-weight:700;color:#fff;text-align:right;}
/* TIMELINE */
.timeline{position:relative;padding-left:34px;}
.timeline::before{
  content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;
  background:linear-gradient(180deg,var(--cyan),rgba(56,189,248,0.05));
}
.tl-item{position:relative;padding:0 0 30px;}
.tl-item:last-child{padding-bottom:0;}
.tl-item::before{
  content:"";position:absolute;left:-29px;top:6px;width:12px;height:12px;border-radius:50%;
  background:var(--bg-0);border:2px solid var(--cyan);box-shadow:0 0 12px rgba(56,189,248,0.65);
}
.tl-item .tl-week{font-size:11.5px;font-weight:800;letter-spacing:0.16em;text-transform:uppercase;color:var(--cyan);}
.tl-item h3{font-size:17px;font-weight:800;margin:8px 0 8px;}
.tl-item p{font-size:14px;color:var(--muted);margin:0;max-width:760px;}
/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px;}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-m);
  background:rgba(8,18,41,0.55);overflow:hidden;transition:border-color .25s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(18,38,74,0.6);}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-size:15.5px;font-weight:700;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item summary::after{
  content:"\2b";font-size:20px;font-weight:400;color:var(--cyan);line-height:1;flex-shrink:0;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg);}
.faq-item .faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--muted);line-height:1.7;}
/* CTA BAND */
.cta-band{
  border-radius:var(--radius-l);padding:44px 40px;
  background:
    radial-gradient(600px 260px at 88% 10%, rgba(56,189,248,0.22), transparent 65%),
    linear-gradient(150deg,rgba(18,38,74,0.88),rgba(6,14,32,0.92));
  border:1px solid var(--line-strong);
  display:grid;grid-template-columns:1.1fr 0.9fr;gap:38px;align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.6vw,30px);font-weight:900;margin:0 0 14px;line-height:1.3;}
.cta-band p{color:var(--muted);font-size:15px;margin:0 0 20px;}
.cta-points{list-style:none;padding:0;margin:0;display:grid;gap:10px;}
.cta-points li{font-size:14px;color:#cbd5e1;display:flex;gap:10px;align-items:flex-start;}
.cta-points li i{color:var(--cyan);margin-top:4px;font-size:12px;}
.lead-form{
  background:rgba(3,7,18,0.55);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:24px 22px;
}
.lead-form h3{font-size:16px;font-weight:800;margin:0 0 16px;}
.lead-form .field{margin-bottom:14px;}
.lead-form label{display:block;font-size:12.5px;color:var(--muted);margin-bottom:7px;font-weight:600;}
.lead-form input,.lead-form select{
  width:100%;padding:12px 14px;border-radius:var(--radius-s);
  background:rgba(8,18,41,0.85);border:1px solid var(--line);color:var(--text);font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.lead-form input::placeholder{color:var(--muted-2);}
.lead-form input:focus,.lead-form select:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,0.16);
}
.lead-form .btn-primary{width:100%;justify-content:center;margin-top:6px;}
.lead-form .form-note{font-size:11.5px;color:var(--muted-2);margin:12px 0 0;line-height:1.55;}
/* FOOTER */
.site-footer{
  border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(3,7,18,0.6),rgba(3,7,18,0.95));
  padding:56px 0 28px;margin-top:20px;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;}
.footer-grid h4{font-size:14px;font-weight:800;margin:0 0 16px;color:#fff;}
.footer-grid p{font-size:13.5px;color:var(--muted);margin:0;line-height:1.7;max-width:360px;}
.footer-grid a{display:block;font-size:13.5px;color:var(--muted);padding:5px 0;transition:all .2s ease;}
.footer-grid a:hover{color:var(--cyan);transform:translateX(3px);}
.footer-bottom{
  margin-top:38px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.5px;color:var(--muted-2);
}
/* 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;
  background:rgba(7,7,13,0.82);backdrop-filter:blur(12px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,0.85),rgba(7,7,13,0.85)),
    linear-gradient(135deg,#38bdf8,#2563eb);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 22px rgba(56,189,248,0.4);
  color:#e6f4ff;font-size:13px;font-weight:700;cursor:pointer;
  opacity:.78;transition:all .25s ease;
  animation:fabPulse 3.2s ease-in-out infinite;
}
.fab i{color:var(--cyan);font-size:15px;}
.fab:hover{opacity:1;transform:scale(1.05);box-shadow:0 0 32px rgba(56,189,248,0.8);}
.fab:active{transform:scale(.95);}
.fab .fab-dot{
  position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 10px rgba(244,63,94,0.9);
  animation:dotPulse 1.6s ease-in-out infinite;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 18px rgba(56,189,248,0.32);}
  50%{box-shadow:0 0 30px rgba(56,189,248,0.7);}
}
@keyframes dotPulse{
  0%,100%{transform:scale(1);opacity:1;}
  50%{transform:scale(1.35);opacity:.65;}
}
/* RESPONSIVE */
@media (max-width:1080px){
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .scenario-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:960px){
  .hero-wrap{grid-template-columns:1fr;gap:34px;}
  .cta-band{grid-template-columns:1fr;padding:34px 26px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .article-shell{padding:30px 24px;}
}
@media (max-width:860px){
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;}
  .main-nav{
    position:absolute;top:70px;left:-20px;right:-20px;
    flex-direction:column;align-items:stretch;gap:4px;margin-left:0;
    background:rgba(3,7,18,0.98);border-bottom:1px solid var(--line);
    padding:14px 20px 20px;display:none;
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:12px 14px;border-radius:12px;}
  .header-cta{margin-left:10px;}
  .scenario-grid{grid-template-columns:1fr;}
  .compare-grid{grid-template-columns:1fr;}
}
@media (max-width:640px){
  body{font-size:15.5px;}
  section{padding:52px 0;}
  .brand-text b{font-size:11.5px;max-width:130px;}
  .brand-text span{display:none;}
  .btn-ghost,.btn-glow{padding:8px 12px;font-size:12.5px;}
  .header-cta{gap:6px;}
  .metric-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .article-shell{padding:24px 18px;}
  .article-body{font-size:15.5px;}
  .fab{bottom:84px;left:12px;padding:11px 15px;font-size:12px;}
  .cta-band{padding:28px 20px;}
}

/* roulang page: category1 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0b1a38;
  --glass:rgba(15,32,64,0.55);
  --glass-strong:rgba(18,38,74,0.78);
  --line:rgba(56,189,248,0.18);
  --line-strong:rgba(56,189,248,0.42);
  --blue:#2563eb;
  --cyan:#38bdf8;
  --cyan-soft:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-soft:0 10px 30px rgba(2,10,30,0.55);
  --shadow-glow:0 0 22px rgba(56,189,248,0.35);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:
    radial-gradient(1200px 620px at 12% -8%, rgba(37,99,235,0.28), transparent 62%),
    radial-gradient(900px 520px at 92% 6%, rgba(56,189,248,0.20), transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%, var(--bg-1) 48%, var(--bg-0) 100%);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,p{margin:0;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:linear-gradient(180deg,rgba(3,7,18,0.94),rgba(3,7,18,0.72));
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{position:relative;display:flex;align-items:center;gap:18px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;max-width:300px;}
.brand-badge{
  width:38px;height:38px;flex-shrink:0;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#1d4ed8,#38bdf8);
  box-shadow:0 0 18px rgba(56,189,248,0.45);
  font-weight:800;font-size:15px;color:#04121f;
}
.brand-text{display:flex;flex-direction:column;overflow:hidden;}
.brand-text b{font-size:13px;font-weight:700;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand-text span{font-size:10.5px;color:var(--muted);letter-spacing:0.06em;text-transform:uppercase;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.main-nav a{
  padding:9px 14px;border-radius:999px;font-size:14px;color:var(--muted);
  transition:all .22s ease;white-space:nowrap;
}
.main-nav a:hover{color:var(--text);background:rgba(56,189,248,0.10);}
.main-nav a.active{
  color:#04121f;background:linear-gradient(135deg,var(--cyan),var(--blue));
  box-shadow:0 0 16px rgba(56,189,248,0.45);font-weight:700;
}
.header-cta{display:flex;align-items:center;gap:10px;margin-left:16px;}
.btn-ghost{
  padding:9px 16px;border-radius:999px;font-size:13.5px;color:var(--cyan-soft);
  border:1px solid var(--line-strong);background:transparent;cursor:pointer;transition:all .22s ease;
}
.btn-ghost:hover{background:rgba(56,189,248,0.12);color:#fff;}
.btn-glow{
  padding:10px 20px;border-radius:999px;font-size:13.5px;font-weight:700;cursor:pointer;border:0;
  color:#03121f;background:linear-gradient(135deg,#38bdf8,#2563eb);
  box-shadow:0 0 18px rgba(56,189,248,0.5);transition:all .22s ease;
}
.btn-glow:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,0.75);}
.btn-glow:active{transform:translateY(1px);}
.menu-toggle{
  display:none;margin-left:8px;background:rgba(56,189,248,0.10);border:1px solid var(--line);
  color:var(--text);width:42px;height:42px;border-radius:12px;font-size:17px;cursor:pointer;
  align-items:center;justify-content:center;
}

/* ============ BUTTONS ============ */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  background:linear-gradient(135deg,#38bdf8,#2563eb);color:#03121f;border:0;cursor:pointer;
  box-shadow:0 0 22px rgba(56,189,248,0.45);transition:all .25s ease;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,0.75);}
.btn-primary:active{transform:translateY(0);}
.btn-secondary{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 24px;border-radius:999px;font-weight:600;font-size:15px;
  background:rgba(56,189,248,0.08);color:var(--text);border:1px solid var(--line-strong);
  cursor:pointer;transition:all .25s ease;
}
.btn-secondary:hover{background:rgba(56,189,248,0.18);border-color:var(--cyan);}
.btn-primary:focus-visible,.btn-secondary:focus-visible,.btn-ghost:focus-visible,.btn-glow:focus-visible,.menu-toggle:focus-visible{
  outline:2px solid var(--cyan);outline-offset:3px;
}

/* ============ SECTION BASE ============ */
main{display:block;}
section{padding:76px 0;position:relative;}
.section-alt{
  background:linear-gradient(180deg,rgba(8,18,41,0) 0%,rgba(11,26,56,0.62) 40%,rgba(8,18,41,0) 100%);
}
.section-head{max-width:780px;margin-bottom:38px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--cyan);padding:6px 14px;border-radius:999px;
  background:rgba(56,189,248,0.10);border:1px solid var(--line);
}
h2.section-title{font-size:clamp(24px,3vw,34px);font-weight:800;margin:18px 0 14px;line-height:1.25;}
.section-desc{color:var(--muted);font-size:15.5px;}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);margin:0;}
.glass{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-l);
  backdrop-filter:blur(14px);box-shadow:var(--shadow-soft);
}

/* ============ HERO / BENTO ============ */
.hero{padding:64px 0 56px;overflow:hidden;}
.hero-bg{
  position:absolute;inset:0;z-index:-1;opacity:0.28;
  background-image:url('/assets/images/2c2147280f414486.jpg');
  background-size:cover;background-position:center;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,0.95),transparent 88%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,0.95),transparent 88%);
}
.bento{display:grid;grid-template-columns:1.28fr 0.72fr;gap:22px;align-items:stretch;}
.bento-main{padding:40px 36px;}
.hero h1{font-size:clamp(27px,3.7vw,44px);font-weight:900;margin:20px 0 18px;line-height:1.18;}
.hero h1 .accent{background:linear-gradient(135deg,#38bdf8,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-lead{color:var(--muted);font-size:16px;max-width:640px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:30px;}
.hero-stat{padding:14px 16px;border-radius:var(--radius-s);background:rgba(56,189,248,0.06);border:1px solid var(--line);}
.hero-stat b{display:block;font-size:22px;font-weight:800;color:var(--cyan);line-height:1.2;}
.hero-stat span{font-size:12.5px;color:var(--muted);display:block;margin-top:4px;}
.bento-side{display:grid;grid-template-rows:auto 1fr;gap:22px;}
.bento-card{padding:22px 24px;border-radius:var(--radius-m);}
.bento-card h3{font-size:15px;font-weight:700;margin-bottom:12px;}
.nut-list{display:flex;flex-direction:column;gap:9px;}
.nut-list li{
  display:flex;align-items:center;justify-content:space-between;gap:10px;
  font-size:13.5px;padding:9px 12px;border-radius:var(--radius-s);
  background:rgba(56,189,248,0.06);border:1px solid var(--line);
}
.nut-list b{color:var(--cyan);font-weight:800;}
.bento-media{
  position:relative;padding:0;overflow:hidden;border-radius:var(--radius-m);
  border:1px solid var(--line);min-height:190px;box-shadow:var(--shadow-soft);
}
.bento-media img{width:100%;height:100%;min-height:190px;object-fit:cover;}
.bento-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 16px;font-size:12.5px;color:#dbeafe;
  background:linear-gradient(180deg,transparent,rgba(3,7,18,0.92));
}

/* ============ CHIPS / TABLE ============ */
.split{display:grid;grid-template-columns:1fr 0.85fr;gap:36px;align-items:center;}
.chip-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(88px,1fr));gap:12px;margin-top:22px;}
.chip{
  padding:14px 10px;border-radius:var(--radius-s);text-align:center;
  background:rgba(56,189,248,0.06);border:1px solid var(--line);transition:all .22s ease;
}
.chip:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.chip .face{font-size:20px;font-weight:800;color:var(--text);line-height:1.1;}
.chip .val{font-size:12px;color:var(--cyan);margin-top:6px;display:block;}
.chip.zero .val{color:#f472b6;}
.mini-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:26px;}
.mini-stat{padding:14px 16px;border-radius:var(--radius-s);border:1px solid var(--line);background:var(--glass);}
.mini-stat b{display:block;font-size:19px;font-weight:800;color:var(--cyan-soft);}
.mini-stat span{font-size:12.5px;color:var(--muted);}
.media-frame{border-radius:var(--radius-m);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow-soft);}
.media-frame img{width:100%;object-fit:cover;}

/* ============ CARDS ============ */
.rule-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.rule-card{
  padding:28px 24px;border-radius:var(--radius-m);background:var(--glass);
  border:1px solid var(--line);transition:all .25s ease;
}
.rule-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.rule-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,rgba(56,189,248,0.22),rgba(37,99,235,0.22));
  border:1px solid var(--line-strong);color:var(--cyan);font-size:17px;margin-bottom:16px;
}
.rule-card h3{font-size:17.5px;font-weight:800;margin-bottom:10px;}
.rule-card p{font-size:14.5px;color:var(--muted);}
.rule-card .note{display:block;margin-top:14px;font-size:12.5px;color:var(--cyan);letter-spacing:0.02em;}

/* ============ COMPARE ============ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.compare-col{padding:28px 26px;border-radius:var(--radius-m);border:1px solid var(--line);background:rgba(15,32,64,0.42);}
.compare-col h3{font-size:16.5px;font-weight:800;margin-bottom:6px;display:flex;align-items:center;gap:10px;}
.compare-col .tag-line{font-size:12.5px;color:var(--muted-2);margin-bottom:8px;display:block;}
.compare-col.bad{border-color:rgba(244,63,94,0.32);}
.compare-col.good{border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.compare-col ul{margin-top:14px;display:flex;flex-direction:column;gap:11px;}
.compare-col li{position:relative;padding-left:22px;font-size:14.5px;color:var(--muted);}
.compare-col li::before{
  content:"";position:absolute;left:0;top:9px;width:8px;height:8px;border-radius:50%;background:var(--muted-2);
}
.compare-col.good li::before{background:var(--cyan);box-shadow:0 0 8px rgba(56,189,248,0.8);}
.compare-col.bad h3{color:#fda4af;}
.compare-col.good h3{color:var(--cyan);}

/* ============ TIMELINE ============ */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;}
.step{padding:26px 22px;border-radius:var(--radius-m);background:var(--glass);border:1px solid var(--line);transition:all .25s ease;}
.step:hover{border-color:var(--line-strong);transform:translateY(-3px);}
.step-num{
  width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:15px;background:linear-gradient(135deg,#38bdf8,#2563eb);color:#04121f;
  box-shadow:0 0 16px rgba(56,189,248,0.5);margin-bottom:16px;
}
.step h3{font-size:16px;font-weight:800;margin-bottom:9px;}
.step p{font-size:14px;color:var(--muted);}

/* ============ SCENARIOS ============ */
.scenario-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.scenario{
  padding:26px 24px;border-radius:var(--radius-m);
  background:linear-gradient(160deg,rgba(18,38,74,0.72),rgba(8,18,41,0.45));
  border:1px solid var(--line);transition:all .25s ease;
}
.scenario:hover{border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.scenario h3{font-size:17px;font-weight:800;margin-bottom:10px;display:flex;align-items:center;gap:10px;}
.scenario h3 i{color:var(--cyan);font-size:15px;}
.scenario p{font-size:14.5px;color:var(--muted);}

/* ============ NEWS LIST ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.news-item{
  border-radius:var(--radius-m);border:1px solid var(--line);background:var(--glass);
  transition:all .25s ease;overflow:hidden;
}
.news-item:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.news-link{display:block;padding:24px;}
.news-tag{
  font-size:11px;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,0.10);border:1px solid var(--line);
  padding:4px 10px;border-radius:999px;display:inline-block;
}
.news-title{font-size:16.5px;font-weight:700;margin:14px 0 10px;line-height:1.42;}
.news-excerpt{font-size:14px;color:var(--muted);}
.news-date{display:block;margin-top:16px;font-size:12px;color:var(--muted-2);}
.news-empty{
  padding:26px;border-radius:var(--radius-m);border:1px dashed var(--line-strong);
  color:var(--muted);font-size:14.5px;background:rgba(15,32,64,0.35);
}

/* ============ FAQ ============ */
.faq-list{max-width:900px;display:flex;flex-direction:column;gap:12px;}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-m);background:var(--glass);overflow:hidden;}
.faq-item[open]{border-color:var(--line-strong);}
.faq-q{
  list-style:none;cursor:pointer;padding:18px 22px;font-weight:600;font-size:15.5px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq-q::-webkit-details-marker{display:none;}
.faq-q::after{content:"+";color:var(--cyan);font-size:20px;font-weight:800;line-height:1;}
.faq-item[open] .faq-q::after{content:"–";}
.faq-q:focus-visible{outline:2px solid var(--cyan);outline-offset:-2px;}
.faq-a{padding:0 22px 20px;color:var(--muted);font-size:14.5px;}

/* ============ CTA + FORM ============ */
.cta-panel{
  display:grid;grid-template-columns:1fr 1fr;gap:34px;padding:38px;border-radius:var(--radius-l);
  background:linear-gradient(135deg,rgba(18,38,74,0.88),rgba(8,18,41,0.72));
  border:1px solid var(--line-strong);box-shadow:var(--shadow-soft);
}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);font-weight:800;margin:16px 0 14px;}
.cta-panel p{color:var(--muted);font-size:15px;}
.cta-points{margin-top:22px;display:flex;flex-direction:column;gap:11px;}
.cta-points li{display:flex;gap:10px;font-size:14.5px;color:var(--muted);align-items:flex-start;}
.cta-points i{color:var(--cyan);margin-top:5px;}
.cta-form{display:grid;gap:14px;align-content:start;}
.field{display:flex;flex-direction:column;gap:7px;}
.field label{font-size:13px;color:var(--muted);}
.field input,.field select{
  padding:12px 14px;border-radius:var(--radius-s);background:rgba(3,7,18,0.62);
  border:1px solid var(--line);color:var(--text);font-size:14.5px;outline:none;transition:all .2s ease;
}
.field input:focus,.field select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,0.18);}
.checkline{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--muted);}
.checkline input{width:17px;height:17px;margin-top:2px;accent-color:#38bdf8;}
.form-note{font-size:12.5px;color:var(--muted-2);}
.form-msg{display:none;font-size:13.5px;color:var(--cyan);}
.form-msg.show{display:block;}

/* ============ FOOTER ============ */
.site-footer{
  margin-top:10px;padding:56px 0 26px;
  background:linear-gradient(180deg,rgba(3,7,18,0.55),rgba(8,18,41,0.95));
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px;}
.footer-grid h4{font-size:14px;font-weight:700;margin-bottom:14px;}
.footer-grid p{font-size:13.5px;color:var(--muted);line-height:1.75;}
.footer-grid a{display:block;font-size:13.5px;color:var(--muted);padding:5px 0;transition:color .2s ease,padding-left .2s ease;}
.footer-grid a:hover{color:var(--cyan);padding-left:4px;}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;
  margin-top:34px;padding-top:20px;border-top:1px solid var(--line);
  font-size:12.5px;color:var(--muted-2);
}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;display:inline-flex;
  padding:1.5px;border-radius:999px;
  background:linear-gradient(135deg,#38bdf8,#a855f7);
  box-shadow:0 0 20px rgba(56,189,248,0.45);opacity:.8;
  transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;
  animation:fabPulse 3.4s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.06);box-shadow:0 0 30px rgba(56,189,248,0.8);}
.fab:active{transform:scale(0.95);}
.fab-inner{
  display:inline-flex;align-items:center;gap:10px;padding:12px 18px;border-radius:999px;
  background:rgba(7,7,13,0.88);backdrop-filter:blur(12px);
  color:#e0f2fe;font-size:13.5px;font-weight:600;white-space:nowrap;min-height:48px;
}
.fab-inner i{color:var(--cyan);}
.fab-dot{
  position:absolute;top:-3px;right:-3px;width:13px;height:13px;border-radius:50%;background:#f43f5e;
  box-shadow:0 0 0 2px #030712,0 0 10px rgba(244,63,94,0.9);animation:dotPulse 1.6s infinite;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 18px rgba(56,189,248,0.35);}
  50%{box-shadow:0 0 30px rgba(56,189,248,0.7);}
}
@keyframes dotPulse{
  0%,100%{opacity:1;transform:scale(1);}
  50%{opacity:.45;transform:scale(1.18);}
}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .bento{grid-template-columns:1fr;}
  .bento-side{grid-template-rows:auto auto;}
  .split{grid-template-columns:1fr;}
  .rule-grid{grid-template-columns:1fr 1fr;}
  .timeline{grid-template-columns:1fr 1fr;}
  .news-grid{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;}
}
@media (max-width:900px){
  .header-inner{gap:10px;}
  .menu-toggle{display:inline-flex;}
  .header-cta{margin-left:auto;}
  .main-nav{
    position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:4px;margin-left:0;padding:12px 16px 18px;
    background:rgba(3,7,18,0.98);backdrop-filter:blur(16px);
    border-bottom:1px solid var(--line);display:none;
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:12px 14px;border-radius:12px;font-size:14.5px;}
  .brand-text span{display:none;}
}
@media (max-width:768px){
  section{padding:56px 0;}
  .hero{padding:42px 0 46px;}
  .bento-main{padding:28px 22px;}
  .hero-stats,.mini-stats{grid-template-columns:1fr;}
  .rule-grid,.timeline,.scenario-grid,.compare,.news-grid{grid-template-columns:1fr;}
  .cta-panel{grid-template-columns:1fr;padding:26px 22px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .header-cta{gap:8px;}
  .btn-ghost{padding:8px 12px;font-size:12.5px;}
  .btn-glow{padding:9px 14px;font-size:12.5px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .brand-text{display:none;}
  .hero h1{font-size:26px;}
  .chip-grid{grid-template-columns:repeat(auto-fill,minmax(74px,1fr));}
  .footer-grid{grid-template-columns:1fr;}
  .fab-inner span{display:none;}
  .fab-inner{padding:14px;}
  .faq-q{font-size:14.5px;padding:16px 18px;}
  .faq-a{padding:0 18px 18px;}
}

/* roulang page: category3 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0b1a38;
  --glass:rgba(15,32,64,0.55);
  --glass-strong:rgba(18,38,74,0.78);
  --line:rgba(56,189,248,0.18);
  --line-strong:rgba(56,189,248,0.42);
  --blue:#2563eb;
  --cyan:#38bdf8;
  --cyan-soft:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-soft:0 10px 30px rgba(2,10,30,0.55);
  --shadow-glow:0 0 22px rgba(56,189,248,0.35);
  --maxw:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:
    radial-gradient(1200px 620px at 12% -8%, rgba(37,99,235,0.28), transparent 62%),
    radial-gradient(900px 520px at 92% 6%, rgba(56,189,248,0.20), transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%, var(--bg-1) 48%, var(--bg-0) 100%);
  color:var(--text);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  font-size:16px;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
button{font-family:inherit;}
input,select,textarea{font-family:inherit;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:8px;}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:60;
  background:linear-gradient(180deg,rgba(3,7,18,0.94),rgba(3,7,18,0.72));
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;max-width:320px;}
.brand-badge{
  width:38px;height:38px;flex-shrink:0;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#1d4ed8,#38bdf8);
  box-shadow:0 0 18px rgba(56,189,248,0.45);
  font-weight:800;font-size:15px;color:#04121f;
}
.brand-text{display:flex;flex-direction:column;overflow:hidden;}
.brand-text b{font-size:12.5px;font-weight:700;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand-text span{font-size:10.5px;color:var(--muted);letter-spacing:0.06em;text-transform:uppercase;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.main-nav a{
  padding:9px 14px;border-radius:999px;font-size:14px;color:var(--muted);
  transition:all .22s ease;white-space:nowrap;
}
.main-nav a:hover{color:var(--text);background:rgba(56,189,248,0.10);}
.main-nav a.active{
  color:#04121f;background:linear-gradient(135deg,var(--cyan),var(--blue));
  box-shadow:0 0 16px rgba(56,189,248,0.45);font-weight:700;
}
.header-cta{display:flex;align-items:center;gap:10px;margin-left:16px;}
.btn-ghost{
  padding:9px 16px;border-radius:999px;font-size:13.5px;color:var(--cyan-soft);
  border:1px solid var(--line-strong);background:transparent;cursor:pointer;transition:all .22s ease;
}
.btn-ghost:hover{background:rgba(56,189,248,0.12);color:#fff;}
.btn-glow{
  padding:10px 20px;border-radius:999px;font-size:13.5px;font-weight:700;cursor:pointer;border:0;
  color:#03121f;background:linear-gradient(135deg,#38bdf8,#2563eb);
  box-shadow:0 0 18px rgba(56,189,248,0.5);transition:all .22s ease;
}
.btn-glow:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,0.75);}
.btn-glow:active{transform:translateY(1px);}
.menu-toggle{
  display:none;margin-left:auto;background:rgba(56,189,248,0.10);border:1px solid var(--line);
  color:var(--text);width:42px;height:42px;border-radius:12px;font-size:17px;cursor:pointer;
}
/* BUTTONS */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  background:linear-gradient(135deg,#38bdf8,#2563eb);color:#03121f;border:0;cursor:pointer;
  box-shadow:0 0 22px rgba(56,189,248,0.45);transition:all .25s ease;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,0.75);}
.btn-primary:active{transform:translateY(0);}
.btn-secondary{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 24px;border-radius:999px;font-weight:600;font-size:15px;
  background:rgba(56,189,248,0.08);color:var(--text);border:1px solid var(--line-strong);
  cursor:pointer;transition:all .25s ease;
}
.btn-secondary:hover{background:rgba(56,189,248,0.18);border-color:var(--cyan);}
/* SECTION */
main{display:block;}
section{padding:76px 0;position:relative;}
.section-head{max-width:780px;margin-bottom:40px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--cyan);padding:6px 14px;border-radius:999px;
  background:rgba(56,189,248,0.10);border:1px solid var(--line);
}
h2.section-title{font-size:clamp(24px,3vw,34px);font-weight:800;margin:18px 0 14px;}
.section-desc{color:var(--muted);font-size:15.5px;max-width:740px;}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);margin:0;}
/* HERO (category) */
.cat-hero{padding:64px 0 58px;overflow:hidden;}
.cat-hero-bg{
  position:absolute;inset:0;z-index:-1;opacity:0.30;
  background-image:url('/assets/images/4b34b9ea64886d6a.jpg');
  background-size:cover;background-position:center;
  mask-image:linear-gradient(180deg,rgba(0,0,0,0.9),transparent 88%);
}
.cat-hero-wrap{display:grid;grid-template-columns:1.15fr 0.85fr;gap:44px;align-items:center;}
.cat-hero h1{font-size:clamp(27px,3.5vw,42px);font-weight:900;margin:20px 0 18px;line-height:1.22;}
.cat-hero h1 .accent{background:linear-gradient(135deg,#38bdf8,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent;}
.cat-lead{color:var(--muted);font-size:16px;max-width:620px;}
.hero-points{list-style:none;padding:0;margin:24px 0 26px;display:grid;gap:11px;max-width:560px;}
.hero-points li{display:flex;gap:11px;align-items:flex-start;font-size:14.5px;color:var(--text);}
.hero-points i{color:var(--cyan);margin-top:5px;flex-shrink:0;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;}
.hero-note{margin-top:18px;font-size:13px;color:var(--muted-2);display:flex;flex-wrap:wrap;gap:14px;}
.hero-note span{display:inline-flex;align-items:center;gap:7px;}
.hero-note i{color:var(--cyan-soft);}
/* PANEL */
.glass-panel{
  background:var(--glass-strong);
  border:1px solid var(--line-strong);
  border-radius:var(--radius-l);
  box-shadow:var(--shadow-soft);
  backdrop-filter:blur(14px);
  padding:26px;
}
.panel-title{font-size:15px;font-weight:800;letter-spacing:0.04em;text-transform:uppercase;color:var(--cyan);margin:0 0 6px;}
.panel-sub{font-size:13px;color:var(--muted);margin:0 0 20px;}
.rhythm-list{display:grid;gap:10px;}
.rhythm-row{
  display:grid;grid-template-columns:38px 1fr auto;gap:12px;align-items:center;
  background:rgba(56,189,248,0.06);border:1px solid var(--line);
  border-radius:var(--radius-s);padding:11px 13px;font-size:13.5px;
}
.rhythm-idx{font-weight:800;color:var(--cyan);font-size:13px;}
.rhythm-tag{font-size:11.5px;padding:4px 10px;border-radius:999px;font-weight:700;letter-spacing:0.04em;}
.tag-hot{background:rgba(239,68,68,0.16);color:#fca5a5;border:1px solid rgba(239,68,68,0.35);}
.tag-cool{background:rgba(56,189,248,0.14);color:var(--cyan);border:1px solid var(--line-strong);}
.tag-hold{background:rgba(148,163,184,0.14);color:#cbd5e1;border:1px solid rgba(148,163,184,0.3);}
.panel-foot{margin-top:18px;padding-top:16px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted);}
.panel-foot b{color:var(--text);}
/* STATS */
.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.stat-card{
  background:var(--glass);border:1px solid var(--line);
  border-radius:var(--radius-m);padding:22px 20px;transition:all .25s ease;
}
.stat-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.stat-num{font-size:30px;font-weight:900;background:linear-gradient(135deg,#38bdf8,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1;}
.stat-label{font-size:13px;color:var(--muted);margin-top:8px;line-height:1.5;}
/* GRID CARDS */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px;}
.feature-card{
  background:linear-gradient(160deg,rgba(18,38,74,0.72),rgba(8,18,41,0.55));
  border:1px solid var(--line);border-radius:var(--radius-m);
  padding:26px 24px;transition:all .28s ease;position:relative;overflow:hidden;
}
.feature-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--cyan),transparent);opacity:0;transition:opacity .28s ease;
}
.feature-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 26px rgba(56,189,248,0.24);}
.feature-card:hover::before{opacity:1;}
.feature-icon{
  width:46px;height:46px;border-radius:13px;display:flex;align-items:center;justify-content:center;
  background:rgba(56,189,248,0.12);border:1px solid var(--line-strong);color:var(--cyan);
  font-size:19px;margin-bottom:18px;
}
.feature-card h3{font-size:17px;font-weight:800;margin:0 0 10px;line-height:1.35;}
.feature-card p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.65;}
.card-meta{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px;}
.chip{
  font-size:11.5px;padding:5px 12px;border-radius:999px;font-weight:600;
  background:rgba(56,189,248,0.09);border:1px solid var(--line);color:var(--cyan-soft);
}
/* NUMBER TABLE (đếm nút) */
.count-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.count-cell{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:18px 16px;text-align:left;transition:all .25s ease;
}
.count-cell:hover{border-color:var(--line-strong);transform:translateY(-3px);}
.count-cell .val{font-size:13px;font-weight:800;color:var(--cyan);letter-spacing:0.08em;text-transform:uppercase;}
.count-cell .pts{font-size:26px;font-weight:900;margin:8px 0 4px;}
.count-cell .note{font-size:13px;color:var(--muted);line-height:1.55;}
/* FLOW */
.flow{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step;}
.flow-step{
  position:relative;background:var(--glass);border:1px solid var(--line);
  border-radius:var(--radius-m);padding:24px 20px 22px;
}
.flow-step .step-no{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;font-weight:800;font-size:14px;
  background:linear-gradient(135deg,#38bdf8,#2563eb);color:#03121f;margin-bottom:14px;
}
.flow-step h3{font-size:15.5px;font-weight:800;margin:0 0 8px;}
.flow-step p{margin:0;font-size:14px;color:var(--muted);line-height:1.6;}
.flow-step::after{
  content:"";position:absolute;top:40px;right:-12px;width:24px;height:2px;
  background:linear-gradient(90deg,var(--line-strong),transparent);
}
.flow-step:last-child::after{display:none;}
/* IMAGE FEATURE */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center;}
.split-img{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow-soft);}
.split-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.split-img:hover img{transform:scale(1.04);}
.check-list{list-style:none;padding:0;margin:0;display:grid;gap:14px;}
.check-list li{display:flex;gap:13px;align-items:flex-start;font-size:15px;}
.check-list i{color:var(--cyan);margin-top:5px;flex-shrink:0;}
.check-list b{color:#fff;}
.check-list span{color:var(--muted);display:block;font-size:14px;margin-top:3px;}
/* ACCORDION FAQ */
.faq-list{display:grid;gap:14px;max-width:900px;}
.faq-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-m);
  overflow:hidden;transition:border-color .25s ease;
}
.faq-item.open{border-color:var(--line-strong);}
.faq-q{
  width:100%;background:transparent;border:0;color:var(--text);text-align:left;
  padding:19px 22px;font-size:15.5px;font-weight:700;display:flex;justify-content:space-between;
  align-items:center;gap:16px;cursor:pointer;
}
.faq-q i{color:var(--cyan);transition:transform .28s ease;flex-shrink:0;}
.faq-item.open .faq-q i{transform:rotate(180deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;}
.faq-a p{margin:0;padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.7;}
/* CTA */
.cta-box{
  background:linear-gradient(135deg,rgba(37,99,235,0.28),rgba(56,189,248,0.14));
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  padding:46px 40px;text-align:center;box-shadow:var(--shadow-glow);
}
.cta-box h2{font-size:clamp(22px,2.6vw,30px);font-weight:900;margin:0 0 14px;}
.cta-box p{color:var(--muted);max-width:640px;margin:0 auto 26px;font-size:15px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;}
/* FORM */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px;text-align:left;}
.form-field{display:flex;flex-direction:column;gap:7px;}
.form-field label{font-size:13px;color:var(--muted);font-weight:600;}
.form-field input,.form-field select{
  background:rgba(3,7,18,0.6);border:1px solid var(--line);border-radius:var(--radius-s);
  padding:12px 14px;color:var(--text);font-size:14.5px;transition:border-color .22s ease;
}
.form-field input:focus,.form-field select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,0.14);}
.form-field.full{grid-column:1 / -1;}
/* NAV TILE (category matrix) */
.nav-tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.nav-tile{
  display:block;background:linear-gradient(160deg,rgba(18,38,74,0.7),rgba(8,18,41,0.5));
  border:1px solid var(--line);border-radius:var(--radius-m);padding:24px 22px;transition:all .28s ease;
}
.nav-tile:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-glow);}
.nav-tile i{color:var(--cyan);font-size:20px;margin-bottom:14px;display:block;}
.nav-tile b{display:block;font-size:16px;font-weight:800;margin-bottom:8px;}
.nav-tile span{color:var(--muted);font-size:14px;line-height:1.6;}
/* LIST (cms) */
.cms-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.cms-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-m);
  overflow:hidden;transition:all .28s ease;display:flex;flex-direction:column;
}
.cms-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 24px rgba(56,189,248,0.22);}
.cms-thumb{height:168px;overflow:hidden;background:rgba(3,7,18,0.6);}
.cms-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;}
.cms-card:hover .cms-thumb img{transform:scale(1.06);}
.cms-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1;}
.cms-body h3{font-size:16px;font-weight:800;margin:0;line-height:1.4;}
.cms-body p{margin:0;color:var(--muted);font-size:14px;line-height:1.6;flex:1;}
.cms-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:12px;color:var(--muted-2);}
.empty-list{color:var(--muted);font-size:14.5px;padding:20px;border:1px dashed var(--line-strong);border-radius:var(--radius-m);}
.list-more{margin-top:32px;display:flex;justify-content:center;}
/* FOOTER */
.site-footer{
  background:linear-gradient(180deg,rgba(3,7,18,0.4),rgba(3,7,18,0.95));
  border-top:1px solid var(--line);padding:56px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;margin-bottom:36px;}
.footer-grid h4{font-size:14.5px;font-weight:800;margin:0 0 16px;color:var(--text);line-height:1.45;}
.footer-grid p{color:var(--muted);font-size:13.5px;margin:0;line-height:1.65;}
.footer-grid a{display:block;color:var(--muted);font-size:13.5px;margin-bottom:10px;transition:color .2s ease;}
.footer-grid a:hover{color:var(--cyan);}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:22px;display:flex;justify-content:space-between;
  gap:16px;flex-wrap:wrap;font-size:12.5px;color:var(--muted-2);
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--glass-strong);border:2px solid transparent;
  background-image:linear-gradient(var(--bg-1),var(--bg-1)),linear-gradient(135deg,#38bdf8,#2563eb);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--cyan);font-size:21px;cursor:pointer;text-decoration:none;opacity:.78;
  box-shadow:0 0 20px rgba(56,189,248,0.45);transition:all .28s ease;
  animation:fabPulse 3.2s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(56,189,248,0.8);}
.fab:active{transform:scale(.95);}
.fab::after{
  content:"";position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:#ef4444;box-shadow:0 0 0 2px var(--bg-1);animation:dotBlink 1.6s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 16px rgba(56,189,248,0.4);}50%{box-shadow:0 0 28px rgba(56,189,248,0.75);}}
@keyframes dotBlink{0%,100%{opacity:1;}50%{opacity:.35;}}
/* RESPONSIVE */
@media (max-width:1024px){
  .cat-hero-wrap{grid-template-columns:1fr;gap:34px;}
  .grid-3,.nav-tiles,.cms-grid{grid-template-columns:repeat(2,1fr);}
  .stat-strip,.count-grid{grid-template-columns:repeat(2,1fr);}
  .flow{grid-template-columns:repeat(2,1fr);}
  .flow-step::after{display:none;}
  .split{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .main-nav{display:none;}
  .menu-toggle{display:flex;align-items:center;justify-content:center;}
  .header-cta{display:none;}
}
@media (max-width:520px){
  section{padding:56px 0;}
  .grid-3,.grid-2,.nav-tiles,.cms-grid,.stat-strip,.count-grid,.flow,.form-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .brand-text b{font-size:11.5px;white-space:normal;}
  .brand{max-width:200px;}
  .cta-box{padding:34px 22px;}
  .fab{width:52px;height:52px;bottom:84px;}
}

/* roulang page: category2 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0b1a38;
  --glass:rgba(15,32,64,0.55);
  --glass-strong:rgba(18,38,74,0.78);
  --line:rgba(56,189,248,0.18);
  --line-strong:rgba(56,189,248,0.42);
  --blue:#2563eb;
  --cyan:#38bdf8;
  --cyan-soft:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --muted-2:#64748b;
  --radius-s:10px;
  --radius-m:16px;
  --radius-l:24px;
  --shadow-soft:0 10px 30px rgba(2,10,30,0.55);
  --shadow-glow:0 0 22px rgba(56,189,248,0.35);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  background:
    radial-gradient(1200px 620px at 12% -8%, rgba(37,99,235,0.28), transparent 62%),
    radial-gradient(900px 520px at 92% 6%, rgba(56,189,248,0.20), transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%, var(--bg-1) 48%, var(--bg-0) 100%);
  color:var(--text);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block;height:auto;}
a{color:inherit;text-decoration:none;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 20px;}

/* ============ HEADER ============ */
.site-header{
  position:sticky;top:0;z-index:60;
  background:linear-gradient(180deg,rgba(3,7,18,0.94),rgba(3,7,18,0.72));
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;height:70px;}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0;max-width:300px;}
.brand-badge{
  width:38px;height:38px;flex-shrink:0;border-radius:11px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(140deg,#1d4ed8,#38bdf8);
  box-shadow:0 0 18px rgba(56,189,248,0.45);
  font-weight:800;font-size:15px;color:#04121f;
}
.brand-text{display:flex;flex-direction:column;overflow:hidden;}
.brand-text b{font-size:13px;font-weight:700;line-height:1.2;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.brand-text span{font-size:10.5px;color:var(--muted);letter-spacing:0.06em;text-transform:uppercase;}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto;}
.main-nav a{padding:9px 14px;border-radius:999px;font-size:14px;color:var(--muted);transition:all .22s ease;white-space:nowrap;}
.main-nav a:hover{color:var(--text);background:rgba(56,189,248,0.10);}
.main-nav a.active{color:#04121f;background:linear-gradient(135deg,var(--cyan),var(--blue));box-shadow:0 0 16px rgba(56,189,248,0.45);font-weight:700;}
.header-cta{display:flex;align-items:center;gap:10px;margin-left:16px;}
.btn-ghost{
  padding:9px 16px;border-radius:999px;font-size:13.5px;color:var(--cyan-soft);
  border:1px solid var(--line-strong);background:transparent;cursor:pointer;transition:all .22s ease;white-space:nowrap;
}
.btn-ghost:hover{background:rgba(56,189,248,0.12);color:#fff;}
.btn-glow{
  padding:10px 20px;border-radius:999px;font-size:13.5px;font-weight:700;cursor:pointer;border:0;
  color:#03121f;background:linear-gradient(135deg,#38bdf8,#2563eb);
  box-shadow:0 0 18px rgba(56,189,248,0.5);transition:all .22s ease;white-space:nowrap;
}
.btn-glow:hover{transform:translateY(-1px);box-shadow:0 0 26px rgba(56,189,248,0.75);}
.btn-glow:active{transform:translateY(1px);}
.menu-toggle{
  display:none;background:rgba(56,189,248,0.10);border:1px solid var(--line);
  color:var(--text);width:42px;height:42px;border-radius:12px;font-size:17px;cursor:pointer;
  align-items:center;justify-content:center;transition:all .2s ease;
}
.menu-toggle:hover{background:rgba(56,189,248,0.2);}

/* ============ BUTTONS ============ */
.btn-primary{
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;
  background:linear-gradient(135deg,#38bdf8,#2563eb);color:#03121f;border:0;cursor:pointer;
  box-shadow:0 0 22px rgba(56,189,248,0.45);transition:all .25s ease;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 32px rgba(56,189,248,0.75);}
.btn-primary:active{transform:translateY(0);}
.btn-secondary{
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 24px;border-radius:999px;font-weight:600;font-size:15px;
  background:rgba(56,189,248,0.08);color:var(--text);border:1px solid var(--line-strong);
  cursor:pointer;transition:all .25s ease;
}
.btn-secondary:hover{background:rgba(56,189,248,0.18);border-color:var(--cyan);}

/* ============ SECTION BASE ============ */
main{display:block;}
section{padding:76px 0;position:relative;}
.section-alt{
  background:linear-gradient(180deg,rgba(8,18,41,0.62),rgba(3,7,18,0.28));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section-head{max-width:780px;margin-bottom:42px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:0.16em;text-transform:uppercase;
  color:var(--cyan);padding:6px 14px;border-radius:999px;
  background:rgba(56,189,248,0.10);border:1px solid var(--line);
}
h2.section-title{font-size:clamp(24px,3vw,34px);font-weight:800;margin:18px 0 14px;line-height:1.3;}
.section-desc{color:var(--muted);font-size:15.5px;max-width:780px;margin:0;line-height:1.72;}

/* ============ HERO ============ */
.page-hero{position:relative;padding:60px 0 62px;overflow:hidden;}
.hero-bg{
  position:absolute;inset:0;z-index:-1;opacity:0.30;
  background-image:url('/assets/images/2c2147280f414486.jpg');
  background-size:cover;background-position:center;
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,0.92),transparent 88%);
  mask-image:linear-gradient(180deg,rgba(0,0,0,0.92),transparent 88%);
}
.hero-wrap{display:grid;grid-template-columns:1.08fr 0.92fr;gap:44px;align-items:center;}
.hero-breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:12.5px;color:var(--muted-2);margin-bottom:14px;}
.hero-breadcrumb a:hover{color:var(--cyan);}
h1.hero-title{font-size:clamp(27px,3.5vw,41px);font-weight:900;line-height:1.24;margin:14px 0 18px;}
h1.hero-title .accent{background:linear-gradient(135deg,#38bdf8,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-lead{color:var(--muted);font-size:16px;max-width:620px;line-height:1.72;margin:0;}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin:28px 0 22px;}
.trust-strip{display:flex;flex-wrap:wrap;gap:10px;}
.trust-pill{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;color:var(--muted);
  padding:7px 13px;border-radius:999px;background:rgba(56,189,248,0.07);border:1px solid var(--line);
}
.trust-pill i{color:var(--cyan);}

/* ============ PANEL ============ */
.panel{
  background:linear-gradient(160deg,rgba(18,38,74,0.88),rgba(8,18,41,0.76));
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  box-shadow:var(--shadow-soft);backdrop-filter:blur(12px);overflow:hidden;
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line);background:rgba(56,189,248,0.07);}
.panel-head h3{margin:0;font-size:14.5px;font-weight:700;letter-spacing:0.01em;}
.live-dot{display:inline-flex;align-items:center;gap:7px;font-size:11px;color:var(--cyan);letter-spacing:0.1em;text-transform:uppercase;font-weight:700;}
.live-dot::before{content:"";width:7px;height:7px;border-radius:50%;background:#22d3ee;box-shadow:0 0 10px #22d3ee;animation:pulse 1.6s infinite;}
@keyframes pulse{0%,100%{opacity:1;}50%{opacity:.35;}}
.rhythm-list{list-style:none;margin:0;padding:8px 8px 12px;}
.rhythm-row{display:grid;grid-template-columns:58px 1fr auto;gap:10px;align-items:center;padding:11px 12px;border-radius:var(--radius-s);font-size:13.5px;}
.rhythm-row:nth-child(odd){background:rgba(56,189,248,0.05);}
.rhythm-row .r-hand{color:var(--muted-2);font-size:12.5px;font-weight:600;}
.rhythm-row .r-txt{color:var(--text);}
.tag{font-size:10.5px;font-weight:800;padding:5px 10px;border-radius:999px;letter-spacing:0.06em;text-transform:uppercase;white-space:nowrap;}
.tag-win{background:rgba(56,189,248,0.16);color:#7dd3fc;border:1px solid rgba(56,189,248,0.38);}
.tag-loss{background:rgba(244,63,94,0.14);color:#fda4af;border:1px solid rgba(244,63,94,0.32);}
.panel-foot{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);}
.panel-foot div{padding:15px 10px;text-align:center;border-right:1px solid var(--line);}
.panel-foot div:last-child{border-right:0;}
.panel-foot b{display:block;font-size:17px;color:var(--cyan);}
.panel-foot span{font-size:11.5px;color:var(--muted);}

/* ============ SPLIT & METRICS ============ */
.split{display:grid;grid-template-columns:0.85fr 1.15fr;gap:46px;align-items:start;}
.big-stat{margin-top:26px;padding:22px 24px;border-radius:var(--radius-m);border:1px solid var(--line-strong);background:linear-gradient(150deg,rgba(37,99,235,0.22),rgba(8,18,41,0.4));}
.big-stat b{display:block;font-size:44px;font-weight:900;line-height:1;background:linear-gradient(135deg,#38bdf8,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent;}
.big-stat span{display:block;margin-top:10px;font-size:13.5px;color:var(--muted);line-height:1.6;}
.metric-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.metric-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:24px 22px;backdrop-filter:blur(10px);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.metric-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.metric-value{font-size:31px;font-weight:900;line-height:1.1;background:linear-gradient(135deg,#38bdf8,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent;}
.metric-label{margin-top:8px;font-weight:700;font-size:14.5px;}
.metric-note{margin:8px 0 0;font-size:13px;color:var(--muted);line-height:1.62;}

/* ============ CARDS GRID ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;}
.feat-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-m);
  padding:26px 24px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.feat-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 14px 32px rgba(2,10,30,0.6);}
.feat-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(56,189,248,0.12);border:1px solid var(--line-strong);color:var(--cyan);font-size:17px;margin-bottom:16px;
}
.feat-card h3{margin:0 0 10px;font-size:17px;line-height:1.4;}
.feat-card p{margin:0;color:var(--muted);font-size:14px;line-height:1.68;}
.feat-list{list-style:none;margin:14px 0 0;padding:0;}
.feat-list li{position:relative;padding-left:18px;font-size:13.5px;color:var(--muted);margin-bottom:7px;line-height:1.6;}
.feat-list li::before{content:"";position:absolute;left:0;top:8px;width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px rgba(56,189,248,0.8);}

/* ============ COMPARE TABLE ============ */
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius-m);background:var(--glass);backdrop-filter:blur(10px);}
table.compare{width:100%;border-collapse:collapse;min-width:620px;}
table.compare th,table.compare td{padding:16px 18px;text-align:left;font-size:14px;border-bottom:1px solid var(--line);line-height:1.6;}
table.compare thead th{background:rgba(56,189,248,0.09);font-size:12px;text-transform:uppercase;letter-spacing:0.1em;color:var(--cyan);font-weight:800;}
table.compare tbody tr:last-child td{border-bottom:0;}
table.compare td:first-child{color:var(--muted);font-weight:700;width:24%;}
.compare .good{color:#a5f3fc;font-weight:600;}
.compare .bad{color:#fca5a5;}

/* ============ ROADMAP ============ */
.roadmap-wrap{display:grid;grid-template-columns:0.9fr 1.1fr;gap:42px;align-items:start;}
.roadmap-visual{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow-soft);background:rgba(8,18,41,0.6);}
.roadmap-visual img{width:100%;aspect-ratio:4/5;object-fit:cover;}
.media-caption{padding:14px 18px;font-size:13px;color:var(--muted);line-height:1.6;border-top:1px solid var(--line);}
.timeline{position:relative;display:grid;gap:18px;padding-left:32px;}
.timeline::before{content:"";position:absolute;left:10px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,rgba(56,189,248,0.7),rgba(37,99,235,0.08));}
.tl-item{position:relative;background:rgba(15,32,64,0.45);border:1px solid var(--line);border-radius:var(--radius-m);padding:22px 24px;transition:border-color .25s ease;}
.tl-item:hover{border-color:var(--line-strong);}
.tl-item::before{content:"";position:absolute;left:-28px;top:28px;width:12px;height:12px;border-radius:50%;background:#04121f;border:2px solid var(--cyan);box-shadow:0 0 12px rgba(56,189,248,0.8);}
.tl-index{font-size:11px;letter-spacing:0.18em;text-transform:uppercase;color:var(--cyan);font-weight:800;}
.tl-item h3{margin:8px 0 8px;font-size:17px;}
.tl-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.68;}

/* ============ NEWS LIST ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.news-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--radius-m);padding:22px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;display:flex;flex-direction:column;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-glow);}
.news-card h3{margin:0 0 10px;font-size:16.5px;line-height:1.45;}
.news-excerpt{
  margin:0 0 18px;color:var(--muted);font-size:13.5px;line-height:1.68;
  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;
}
.news-meta{display:flex;justify-content:space-between;gap:10px;font-size:11.5px;color:var(--muted-2);border-top:1px solid var(--line);padding-top:12px;margin-top:auto;text-transform:uppercase;letter-spacing:0.07em;}
.news-empty{color:var(--muted);font-size:14.5px;padding:24px;border:1px dashed var(--line-strong);border-radius:var(--radius-m);}

/* ============ ASSURANCE ============ */
.assure-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.assure-item{display:flex;gap:14px;align-items:flex-start;padding:20px;border-radius:var(--radius-m);border:1px solid var(--line);background:rgba(15,32,64,0.35);transition:border-color .25s ease;}
.assure-item:hover{border-color:var(--line-strong);}
.assure-item i{color:var(--cyan);font-size:19px;margin-top:2px;}
.assure-item h3{margin:0 0 6px;font-size:15px;line-height:1.4;}
.assure-item p{margin:0;font-size:13px;color:var(--muted);line-height:1.62;}

/* ============ TAKEAWAYS ============ */
.take-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.take-item{padding:26px 24px;border-radius:var(--radius-m);border:1px solid var(--line);background:linear-gradient(160deg,rgba(18,38,74,0.72),rgba(8,18,41,0.5));}
.take-num{font-size:12px;font-weight:800;letter-spacing:0.18em;color:var(--cyan);text-transform:uppercase;}
.take-item h3{margin:12px 0 10px;font-size:17px;line-height:1.4;}
.take-item p{margin:0;color:var(--muted);font-size:14px;line-height:1.68;}

/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:940px;}
details.faq-item{border:1px solid var(--line);border-radius:var(--radius-m);background:rgba(15,32,64,0.42);overflow:hidden;transition:border-color .22s ease,box-shadow .22s ease;}
details.faq-item[open]{border-color:var(--line-strong);box-shadow:0 0 0 1px rgba(56,189,248,0.16);}
details.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:700;font-size:15.5px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;line-height:1.5;
}
details.faq-item summary::-webkit-details-marker{display:none;}
details.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;color:var(--cyan);font-size:13px;flex-shrink:0;transition:transform .25s ease;}
details.faq-item[open] summary::after{content:"\f068";transform:rotate(180deg);}
.faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.72;}

/* ============ CTA FORM ============ */
.cta-panel{
  display:grid;grid-template-columns:1.05fr 0.95fr;gap:38px;align-items:center;
  border:1px solid var(--line-strong);border-radius:var(--radius-l);padding:38px;
  background:linear-gradient(145deg,rgba(18,38,74,0.86),rgba(8,18,41,0.7));
  box-shadow:var(--shadow-soft);backdrop-filter:blur(12px);
}
.cta-panel h2{margin:16px 0 14px;font-size:clamp(22px,2.6vw,30px);font-weight:800;line-height:1.32;}
.cta-panel p{color:var(--muted);font-size:15px;line-height:1.7;margin:0;}
.cta-points{list-style:none;margin:20px 0 0;padding:0;}
.cta-points li{position:relative;padding-left:22px;font-size:14px;color:var(--muted);margin-bottom:9px;}
.cta-points li::before{content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:1px;font-size:12px;color:var(--cyan);}
.cta-form{display:grid;gap:14px;}
.field{display:grid;gap:7px;}
.field label{font-size:11.5px;letter-spacing:0.08em;text-transform:uppercase;color:var(--muted);font-weight:700;}
.field input,.field select{
  width:100%;padding:13px 15px;border-radius:var(--radius-s);
  border:1px solid var(--line-strong);background:rgba(3,7,18,0.62);color:var(--text);
  outline:none;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder{color:var(--muted-2);}
.field input:focus,.field select:focus{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(56,189,248,0.18);}
.form-note{font-size:12px;color:var(--muted-2);line-height:1.6;margin:2px 0 0;}
.form-success{display:none;font-size:13.5px;color:#7dd3fc;background:rgba(56,189,248,0.12);border:1px solid var(--line-strong);border-radius:var(--radius-s);padding:12px 14px;line-height:1.6;}

/* ============ FOOTER ============ */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(3,7,18,0.65),rgba(3,7,18,0.96));padding:56px 0 26px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px;}
.footer-grid h4{font-size:14px;margin:0 0 14px;line-height:1.55;color:var(--text);}
.footer-grid p{margin:0;color:var(--muted);font-size:13.5px;line-height:1.72;}
.footer-grid a{display:block;color:var(--muted);font-size:13.5px;padding:5px 0;transition:color .2s ease,transform .2s ease;}
.footer-grid a:hover{color:var(--cyan);transform:translateX(3px);}
.footer-bottom{
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:36px;padding-top:20px;
  border-top:1px solid var(--line);font-size:12.5px;color:var(--muted-2);line-height:1.6;
}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;display:inline-flex;align-items:center;gap:10px;
  padding:13px 18px;border-radius:999px;font-size:13.5px;font-weight:700;color:var(--text);
  background:linear-gradient(rgba(7,12,26,0.9),rgba(7,12,26,0.9)) padding-box,
             linear-gradient(135deg,#38bdf8,#2563eb) border-box;
  border:1px solid transparent;backdrop-filter:blur(12px);
  box-shadow:0 0 20px rgba(56,189,248,0.45);opacity:0.82;
  transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease;
  animation:fabPulse 3s ease-in-out infinite;
}
.fab i{color:#7dd3fc;font-size:16px;}
.fab:hover{opacity:1;transform:scale(1.06);box-shadow:0 0 32px rgba(56,189,248,0.75);}
.fab:active{transform:scale(0.95);}
.fab .fab-dot{position:absolute;top:-4px;right:-4px;width:12px;height:12px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e;animation:pulse 1.4s infinite;}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(56,189,248,0.4);}50%{box-shadow:0 0 30px rgba(56,189,248,0.75);}}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero-wrap{grid-template-columns:1fr;gap:34px;}
  .split{grid-template-columns:1fr;gap:32px;}
  .metric-grid{grid-template-columns:repeat(2,1fr);}
  .grid-3,.news-grid,.take-grid{grid-template-columns:repeat(2,1fr);}
  .assure-grid{grid-template-columns:repeat(2,1fr);}
  .roadmap-wrap{grid-template-columns:1fr;gap:30px;}
  .roadmap-visual img{aspect-ratio:16/10;}
  .cta-panel{grid-template-columns:1fr;padding:30px;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:980px){
  .menu-toggle{display:flex;}
  .main-nav{
    position:absolute;top:70px;left:0;right:0;margin-left:0;
    flex-direction:column;align-items:stretch;gap:4px;display:none;
    background:rgba(3,7,18,0.98);border-bottom:1px solid var(--line);
    padding:12px 20px 18px;backdrop-filter:blur(16px);
  }
  .main-nav.open{display:flex;}
  .main-nav a{padding:12px 14px;font-size:15px;border-radius:12px;}
  .header-cta{margin-left:auto;}
  .menu-toggle{margin-left:10px;}
}
@media (max-width:768px){
  section{padding:56px 0;}
  .page-hero{padding:44px 0 52px;}
  h1.hero-title{font-size:26px;}
  .grid-3,.grid-2,.news-grid,.take-grid,.assure-grid,.metric-grid{grid-template-columns:1fr;}
  .hero-actions .btn-primary,.hero-actions .btn-secondary{width:100%;justify-content:center;}
  .footer-grid{grid-template-columns:1fr;gap:26px;}
  .split{gap:26px;}
  .roadmap-wrap{gap:26px;}
  .timeline{padding-left:28px;}
  .panel-foot b{font-size:15px;}
}
@media (max-width:520px){
  .container{padding:0 16px;}
  .header-inner{height:64px;gap:10px;}
  .brand{max-width:120px;}
  .brand-text b{font-size:11.5px;}
  .brand-text span{display:none;}
  .btn-ghost{padding:8px 12px;font-size:12px;}
  .btn-glow{padding:9px 14px;font-size:12px;}
  .menu-toggle{width:38px;height:38px;font-size:15px;}
  .main-nav{top:64px;}
  .metric-value{font-size:26px;}
  .big-stat b{font-size:36px;}
  .cta-panel{padding:24px 20px;}
  .fab{left:12px;bottom:84px;padding:11px 14px;font-size:12.5px;}
}
@media (max-width:400px){
  .brand-text{display:none;}
}