/* roulang page: index */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1a36;
  --glass:rgba(11,26,54,.62);
  --glass-2:rgba(8,18,41,.78);
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.42);
  --blue:#2563eb;
  --cyan:#38bdf8;
  --cyan-soft:#60a5fa;
  --txt:#f8fafc;
  --txt-2:#cbd5e1;
  --txt-3:#94a3b8;
  --ok:#22c55e;
  --warn:#fbbf24;
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --sh:0 18px 44px rgba(2,8,23,.62);
  --sh-glow:0 0 26px rgba(37,99,235,.42);
  --max:1180px;
  --font:"Segoe UI",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--txt);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(37,99,235,.24),transparent 60%),
    radial-gradient(760px 460px at 92% 4%,rgba(56,189,248,.16),transparent 62%),
    linear-gradient(180deg,#030712 0%,#050e20 48%,#030712 100%);
  z-index:-2;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:56px 56px;
  z-index:-1;
  pointer-events:none;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--cyan-soft);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--cyan)}
button{font-family:inherit}
h1,h2,h3,h4{margin:0 0 .6rem;line-height:1.28;font-weight:800;letter-spacing:-.2px}
h1{font-size:clamp(1.9rem,4vw,3rem)}
h2{font-size:clamp(1.4rem,2.6vw,2.1rem)}
h3{font-size:clamp(1.08rem,1.7vw,1.32rem)}
p{margin:0 0 1rem;color:var(--txt-2)}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:72px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.72),rgba(3,7,18,.35));border-top:1px solid rgba(56,189,248,.09);border-bottom:1px solid rgba(56,189,248,.09)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head.left{text-align:left}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;
  color:var(--cyan);
  background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);
  padding:6px 13px;border-radius:999px;margin-bottom:14px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);display:inline-block}
.lead{color:var(--txt-2);font-size:1.02rem}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(3,7,18,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;color:var(--txt);font-weight:800;font-size:1rem;max-width:52%}
.brand .logo-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(145deg,#2563eb,#38bdf8);
  display:flex;align-items:center;justify-content:center;
  font-size:1.05rem;box-shadow:var(--sh-glow);
}
.brand span.txt{line-height:1.25;display:block}
.brand small{display:block;font-weight:600;font-size:.7rem;color:var(--txt-3);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-size:.92rem;font-weight:600;color:var(--txt-2);
  padding:9px 14px;border-radius:999px;border:1px solid transparent;
}
.nav-links a:hover{color:var(--txt);background:rgba(56,189,248,.1);border-color:var(--line)}
.nav-links a.active{color:#fff;background:rgba(37,99,235,.28);border-color:var(--line-strong)}
.nav-cta{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:.94rem;padding:12px 22px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  text-align:center;
}
.btn-primary{
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  color:#031429;box-shadow:0 10px 26px rgba(37,99,235,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(56,189,248,.5);color:#031429}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  background:transparent;color:var(--cyan);border-color:var(--line-strong);
}
.btn-ghost:hover{background:rgba(56,189,248,.12);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:.86rem}
.btn:focus-visible,.nav-links a:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.menu-toggle{
  display:none;background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  color:var(--cyan);width:44px;height:44px;border-radius:12px;font-size:1.15rem;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid rgba(56,189,248,.14);background:rgba(3,7,18,.96);padding:14px 0 20px}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:12px 6px;font-weight:600;color:var(--txt-2);border-bottom:1px solid rgba(148,163,184,.12)}
.mobile-panel a.active{color:var(--cyan)}
/* HERO */
.hero{padding:56px 0 64px;border-bottom:1px solid rgba(56,189,248,.12);position:relative;overflow:hidden}
.hero-status{
  display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px;
}
.status-chip{
  display:inline-flex;align-items:center;gap:9px;
  font-size:.8rem;font-weight:600;color:var(--txt-2);
  background:var(--glass);border:1px solid var(--line);
  border-radius:999px;padding:7px 14px;backdrop-filter:blur(8px);
}
.status-chip .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok);animation:pulse 1.8s infinite}
.status-chip.warn .dot{background:var(--warn);box-shadow:0 0 10px var(--warn)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:38px;align-items:start}
.hero h1{color:#fff}
.hero h1 .hl{
  background:linear-gradient(120deg,#38bdf8,#2563eb 55%,#60a5fa);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero p.lead{font-size:1.05rem;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.hero-actions .btn{min-width:190px}
.icon-matrix{
  display:grid;grid-template-columns:repeat(2,1fr);gap:12px;
}
.matrix-cell{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 15px;backdrop-filter:blur(10px);
  transition:transform .2s ease,border-color .2s ease,box-shadow .25s ease;
}
.matrix-cell:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-glow)}
.matrix-cell .ico{font-size:1.3rem;margin-bottom:8px}
.matrix-cell strong{display:block;font-size:.95rem;color:#fff;margin-bottom:3px}
.matrix-cell span{font-size:.82rem;color:var(--txt-3)}
/* KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.kpi{
  background:linear-gradient(160deg,rgba(11,26,54,.9),rgba(8,18,41,.6));
  border:1px solid var(--line);border-radius:var(--r-lg);padding:24px 22px;
  position:relative;overflow:hidden;
}
.kpi::after{content:"";position:absolute;top:0;left:0;width:52px;height:3px;background:linear-gradient(90deg,#38bdf8,#2563eb);border-radius:0 0 6px 0}
.kpi .num{font-size:clamp(1.6rem,3vw,2.15rem);font-weight:800;color:#fff;line-height:1.1}
.kpi .num small{font-size:.92rem;color:var(--cyan);font-weight:700;margin-left:3px}
.kpi .lab{font-size:.86rem;color:var(--txt-3);margin-top:8px}
/* SERVICE MATRIX */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px 24px;backdrop-filter:blur(10px);
  transition:transform .2s ease,border-color .2s ease,box-shadow .25s ease;
}
.svc:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--sh)}
.svc .tag{
  display:inline-block;font-size:.7rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;
  color:#031429;background:linear-gradient(135deg,#38bdf8,#60a5fa);
  padding:4px 11px;border-radius:999px;margin-bottom:14px;
}
.svc h3{color:#fff}
.svc p{font-size:.92rem;margin-bottom:0}
/* COMPARE */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cmp-col{border:1px solid var(--line);border-radius:var(--r-lg);padding:26px 24px;background:var(--glass-2)}
.cmp-col.good{border-color:rgba(34,197,94,.4);background:linear-gradient(160deg,rgba(34,197,94,.09),rgba(8,18,41,.7))}
.cmp-col.bad{border-color:rgba(148,163,184,.24)}
.cmp-col h3{display:flex;align-items:center;gap:9px}
.cmp-col ul li{
  display:flex;gap:10px;padding:10px 0;border-bottom:1px dashed rgba(148,163,184,.16);
  font-size:.92rem;color:var(--txt-2);
}
.cmp-col ul li:last-child{border-bottom:none}
.cmp-col ul li::before{content:"›";color:var(--cyan);font-weight:800}
.cmp-col.good ul li::before{content:"✓";color:var(--ok)}
/* MILESTONE */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,#38bdf8,rgba(37,99,235,.1))}
.tl-item{position:relative;padding:0 0 26px 20px}
.tl-item::before{content:"";position:absolute;left:-26px;top:6px;width:13px;height:13px;border-radius:50%;background:#031429;border:2px solid var(--cyan);box-shadow:0 0 12px rgba(56,189,248,.7)}
.tl-item h3{color:#fff;font-size:1.02rem;margin-bottom:4px}
.tl-item span{font-size:.78rem;text-transform:uppercase;letter-spacing:.1em;color:var(--cyan-soft);font-weight:700}
.tl-item p{font-size:.9rem;margin:6px 0 0}
/* CMS NEWS */
.news-layout{display:grid;grid-template-columns:1.5fr 1fr;gap:24px;align-items:start}
.news-main{display:grid;gap:16px}
.news-card{
  display:grid;grid-template-columns:150px 1fr;gap:0;
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-lg);
  overflow:hidden;transition:transform .2s ease,border-color .2s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh)}
.news-card img{width:100%;height:100%;min-height:118px;object-fit:cover}
.news-body{padding:18px 20px}
.news-body .meta{font-size:.74rem;text-transform:uppercase;letter-spacing:.1em;color:var(--cyan);font-weight:700;margin-bottom:7px}
.news-body h3{font-size:1.02rem;color:#fff;margin-bottom:7px}
.news-body p{font-size:.88rem;margin:0;color:var(--txt-3)}
.side-list{display:grid;gap:10px}
.side-item{
  display:flex;gap:12px;align-items:flex-start;
  background:rgba(11,26,54,.5);border:1px solid rgba(56,189,248,.13);
  border-radius:var(--r-md);padding:14px 15px;transition:border-color .2s ease,background .2s ease;
}
.side-item:hover{border-color:var(--line-strong);background:rgba(37,99,235,.14)}
.side-item .idx{font-weight:800;color:var(--cyan);font-size:.86rem;min-width:22px}
.side-item strong{display:block;font-size:.9rem;color:#fff;font-weight:700;line-height:1.4}
.side-item small{color:var(--txt-3);font-size:.76rem}
.empty-note{color:var(--txt-3);font-style:italic;padding:18px;border:1px dashed rgba(148,163,184,.28);border-radius:var(--r-md)}
/* TOPIC WALL */
.topic-wall{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.topic{
  display:block;padding:26px 22px;border-radius:var(--r-lg);
  background:linear-gradient(150deg,rgba(37,99,235,.2),rgba(8,18,41,.82));
  border:1px solid var(--line);transition:transform .2s ease,border-color .2s ease,box-shadow .25s ease;
}
.topic:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:var(--sh-glow)}
.topic .em{font-size:1.5rem;display:block;margin-bottom:10px}
.topic strong{display:block;color:#fff;font-size:1.05rem;margin-bottom:6px}
.topic span{color:var(--txt-3);font-size:.86rem}
/* TRUST */
.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.trust-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px 16px;text-align:left;
}
.trust-item .em{font-size:1.25rem;margin-bottom:8px;display:block}
.trust-item strong{display:block;font-size:.94rem;color:#fff;margin-bottom:4px}
.trust-item span{font-size:.82rem;color:var(--txt-3)}
/* PAY */
.pay-band{
  display:grid;grid-template-columns:1fr auto;gap:22px;align-items:center;
  background:linear-gradient(120deg,rgba(37,99,235,.24),rgba(8,18,41,.85));
  border:1px solid var(--line-strong);border-radius:var(--r-lg);padding:28px 26px;
}
.pay-chips{display:flex;flex-wrap:wrap;gap:10px}
.pay-chip{
  font-size:.82rem;font-weight:700;color:var(--txt);
  background:rgba(3,7,18,.7);border:1px solid var(--line-strong);
  border-radius:999px;padding:9px 16px;
}
/* QUICK ANSWER */
.qa-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.qa{
  background:var(--glass-2);border:1px solid var(--line);border-left:3px solid var(--cyan);
  border-radius:var(--r-md);padding:20px 20px;
}
.qa strong{display:block;color:#fff;margin-bottom:6px;font-size:.98rem}
.qa p{font-size:.9rem;margin:0;color:var(--txt-3)}
/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.faq-q{
  width:100%;text-align:left;background:transparent;border:none;color:#fff;
  font-size:.98rem;font-weight:700;padding:18px 20px;cursor:pointer;
  display:flex;justify-content:space-between;gap:14px;align-items:center;
}
.faq-q .sign{color:var(--cyan);font-size:1.2rem;transition:transform .25s ease}
.faq-item.open .faq-q .sign{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease}
.faq-item.open .faq-a{max-height:340px}
.faq-a p{padding:0 20px 18px;font-size:.92rem;color:var(--txt-2);margin:0}
/* CTA */
.cta-band{
  background:linear-gradient(130deg,rgba(37,99,235,.34),rgba(56,189,248,.14) 55%,rgba(8,18,41,.9));
  border:1px solid var(--line-strong);border-radius:var(--r-lg);
  padding:40px 34px;text-align:center;
}
.cta-band h2{color:#fff}
.cta-band p{max-width:640px;margin:0 auto 22px}
.cta-band .btn{min-width:220px}
/* FOOTER */
.site-footer{background:#020610;border-top:1px solid rgba(56,189,248,.14);padding:56px 0 26px;margin-top:10px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px}
.foot-brand .brand{max-width:none;margin-bottom:14px}
.foot-brand p{font-size:.88rem;color:var(--txt-3)}
.foot-col h4{color:#fff;font-size:.88rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:14px}
.foot-col a{display:block;font-size:.88rem;color:var(--txt-3);padding:5px 0}
.foot-col a:hover{color:var(--cyan)}
.foot-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid rgba(148,163,184,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;
  font-size:.82rem;color:var(--txt-3);
}
.age-badge{
  display:inline-flex;align-items:center;gap:8px;font-weight:800;font-size:.78rem;
  border:1px solid var(--line-strong);color:var(--cyan);
  border-radius:999px;padding:5px 13px;
}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:56px;height:56px;border-radius:18px;
  background:rgba(7,7,13,.82);backdrop-filter:blur(12px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.85),rgba(7,7,13,.85)),linear-gradient(135deg,#38bdf8,#2563eb);
  background-origin:border-box;background-clip:padding-box,border-box;
  display:flex;align-items:center;justify-content:center;
  color:#38bdf8;font-size:1.35rem;
  box-shadow:0 0 22px rgba(56,189,248,.45);
  opacity:.8;transition:opacity .2s ease,transform .2s ease,box-shadow .2s ease;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(56,189,248,.75);color:#fff}
.fab:active{transform:scale(.95)}
.fab .badge{
  position:absolute;top:-3px;right:-3px;width:14px;height:14px;border-radius:50%;
  background:#ef4444;border:2px solid #030712;animation:pulse 1.4s infinite;
}
/* RESPONSIVE */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:30px}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .topic-wall{grid-template-columns:repeat(2,1fr)}
  .news-layout{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .trust-row{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .nav-links,.nav-cta .btn-ghost{display:none}
  .menu-toggle{display:flex;align-items:center;justify-content:center}
  .brand{max-width:60%}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .compare{grid-template-columns:1fr}
  .pay-band{grid-template-columns:1fr}
  .qa-grid{grid-template-columns:1fr}
  .cta-band{padding:30px 22px}
}
@media (max-width:520px){
  .kpi-grid,.svc-grid,.topic-wall,.trust-row,.foot-grid{grid-template-columns:1fr}
  .news-card{grid-template-columns:1fr}
  .news-card img{height:170px;min-height:170px}
  .hero-actions .btn{width:100%}
  .brand span.txt{font-size:.9rem}
  .brand small{display:none}
  .fab{bottom:80px;left:12px}
}

/* roulang page: article */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1a36;
  --glass:rgba(11,26,54,.62);
  --glass-2:rgba(8,18,41,.78);
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.42);
  --blue:#2563eb;
  --cyan:#38bdf8;
  --cyan-soft:#60a5fa;
  --txt:#f8fafc;
  --txt-2:#cbd5e1;
  --txt-3:#94a3b8;
  --ok:#22c55e;
  --warn:#fbbf24;
  --red:#f87171;
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --sh:0 18px 44px rgba(2,8,23,.62);
  --sh-glow:0 0 26px rgba(37,99,235,.42);
  --max:1180px;
  --font:"Segoe UI",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--txt);
  line-height:1.66;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;inset:0;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(37,99,235,.24),transparent 60%),
    radial-gradient(760px 460px at 92% 4%,rgba(56,189,248,.16),transparent 62%),
    linear-gradient(180deg,#030712 0%,#050e20 48%,#030712 100%);
  z-index:-2;
}
body::after{
  content:"";
  position:fixed;inset:0;
  background-image:
    linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:56px 56px;
  z-index:-1;pointer-events:none;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--cyan-soft);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--cyan)}
button,input,textarea{font-family:inherit}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:68px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.72),rgba(3,7,18,.35));border-top:1px solid rgba(56,189,248,.09);border-bottom:1px solid rgba(56,189,248,.09)}
.section-head{max-width:780px;margin-bottom:32px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;
  color:var(--cyan);background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);
  padding:6px 13px;border-radius:999px;margin-bottom:14px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);display:inline-block}
h1,h2,h3,h4{line-height:1.3;margin:0 0 14px;color:#fff;font-weight:800}
h2{font-size:1.72rem}
h3{font-size:1.16rem}
p{margin:0 0 14px}
.lead{color:var(--txt-2);font-size:1.02rem}
.small{font-size:.86rem;color:var(--txt-3)}
/* HEADER */
.site-header{position:sticky;top:0;z-index:90;background:rgba(3,7,18,.82);backdrop-filter:blur(14px);border-bottom:1px solid rgba(56,189,248,.14)}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;color:var(--txt);font-weight:800;font-size:.96rem;max-width:50%}
.brand .logo-mark{width:40px;height:40px;border-radius:12px;flex:0 0 40px;background:linear-gradient(145deg,#2563eb,#38bdf8);display:flex;align-items:center;justify-content:center;font-size:1.05rem;box-shadow:var(--sh-glow)}
.brand span.txt{line-height:1.25;display:block}
.brand small{display:block;font-weight:600;font-size:.68rem;color:var(--txt-3);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{font-size:.92rem;font-weight:600;color:var(--txt-2);padding:9px 14px;border-radius:999px;border:1px solid transparent}
.nav-links a:hover{color:var(--txt);background:rgba(56,189,248,.1);border-color:var(--line)}
.nav-links a.active{color:#fff;background:rgba(37,99,235,.28);border-color:var(--line-strong)}
.nav-cta{display:flex;align-items:center;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:.94rem;padding:12px 22px;border-radius:999px;border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease;text-align:center}
.btn-primary{background:linear-gradient(135deg,#2563eb,#38bdf8);color:#031429;box-shadow:0 10px 26px rgba(37,99,235,.4)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(56,189,248,.5);color:#031429}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;color:var(--cyan);border-color:var(--line-strong)}
.btn-ghost:hover{background:rgba(56,189,248,.12);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:.86rem}
.btn:focus-visible,.nav-links a:focus-visible,a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.menu-toggle{display:none;background:rgba(56,189,248,.1);border:1px solid var(--line-strong);color:var(--cyan);width:44px;height:44px;border-radius:12px;font-size:1.15rem;cursor:pointer}
.mobile-panel{display:none;border-top:1px solid rgba(56,189,248,.14);background:rgba(3,7,18,.96);padding:14px 0 20px}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:12px 6px;font-weight:600;color:var(--txt-2);border-bottom:1px solid rgba(148,163,184,.12)}
.mobile-panel a.active{color:var(--cyan)}
/* PAGE HERO */
.page-hero{padding:44px 0 40px;border-bottom:1px solid rgba(56,189,248,.12)}
.crumb{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.84rem;color:var(--txt-3);margin-bottom:18px}
.crumb a{color:var(--txt-3)}
.crumb a:hover{color:var(--cyan)}
.crumb .sep{opacity:.5}
.page-hero h1{font-size:2.05rem;max-width:900px}
.meta-row{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0 0}
.meta-chip{display:inline-flex;align-items:center;gap:8px;font-size:.8rem;font-weight:600;color:var(--txt-2);background:var(--glass);border:1px solid var(--line);border-radius:999px;padding:7px 14px;backdrop-filter:blur(8px)}
.meta-chip .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok)}
.meta-chip.cat{color:var(--cyan);border-color:var(--line-strong)}
/* LAYOUT */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:34px;align-items:start;padding:54px 0}
.article-body{background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:34px;box-shadow:var(--sh);backdrop-filter:blur(10px)}
.article-body>*:first-child{margin-top:0}
.article-body h2{margin-top:34px;padding-top:6px;font-size:1.5rem}
.article-body h3{margin-top:26px}
.article-body p,.article-body li{color:var(--txt-2);font-size:1.02rem}
.article-body ul,.article-body ol{padding-left:22px;margin:0 0 16px}
.article-body li{margin-bottom:8px}
.article-body strong{color:#fff}
.article-body blockquote{margin:22px 0;padding:16px 20px;border-left:3px solid var(--cyan);background:rgba(56,189,248,.07);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--txt-2)}
.article-body img{border-radius:var(--r-md);margin:22px 0;border:1px solid var(--line)}
.article-body table{width:100%;border-collapse:collapse;margin:20px 0;font-size:.94rem}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 12px;text-align:left;color:var(--txt-2)}
.article-body th{background:rgba(37,99,235,.16);color:#fff}
.article-body a{font-weight:600}
.feature-figure{margin:0 0 26px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);position:relative}
.feature-figure img{width:100%;height:280px;object-fit:cover;margin:0;border-radius:0}
.feature-figure figcaption{position:absolute;left:0;right:0;bottom:0;padding:16px 18px;background:linear-gradient(0deg,rgba(3,7,18,.92),transparent);font-size:.85rem;color:var(--txt-2)}
/* SIDEBAR */
.side{display:flex;flex-direction:column;gap:18px;position:sticky;top:88px}
.side-card{background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-lg);padding:22px;box-shadow:var(--sh);backdrop-filter:blur(10px)}
.side-card h3{font-size:1.02rem;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.side-status{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:11px 0;border-bottom:1px dashed rgba(148,163,184,.18);font-size:.9rem;color:var(--txt-2)}
.side-status:last-child{border-bottom:none}
.side-status .val{font-weight:700;color:var(--ok)}
.side-status .val.warn{color:var(--warn)}
.side-list{list-style:none;margin:0;padding:0}
.side-list li{padding:10px 0;border-bottom:1px dashed rgba(148,163,184,.18);font-size:.92rem}
.side-list li:last-child{border-bottom:none}
.side-list a{color:var(--txt-2)}
.side-list a:hover{color:var(--cyan)}
.side-cta{background:linear-gradient(160deg,rgba(37,99,235,.28),rgba(56,189,248,.12));border:1px solid var(--line-strong);border-radius:var(--r-lg);padding:22px;text-align:center}
.side-cta p{font-size:.9rem;color:var(--txt-2)}
.side-cta .btn{width:100%;margin-top:6px}
/* STATUS GRID */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat-box{background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-md);padding:20px;backdrop-filter:blur(10px);transition:transform .2s ease,border-color .2s ease,box-shadow .22s ease}
.stat-box:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-glow)}
.stat-box .num{font-size:1.7rem;font-weight:800;color:#fff;line-height:1.1}
.stat-box .num span{font-size:.9rem;color:var(--cyan)}
.stat-box .lbl{font-size:.84rem;color:var(--txt-3);margin-top:6px}
/* STEPS */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;counter-reset:step}
.step{background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-md);padding:24px;position:relative;transition:transform .2s ease,border-color .2s ease}
.step:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.step::before{counter-increment:step;content:counter(step);position:absolute;top:-16px;left:22px;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,#2563eb,#38bdf8);color:#031429;font-weight:800;display:flex;align-items:center;justify-content:center;box-shadow:var(--sh-glow)}
.step h3{margin-top:10px;font-size:1.05rem}
.step p{font-size:.93rem;color:var(--txt-2);margin:0}
/* TABLE-ish list */
.diff-list{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.diff-item{background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);padding:20px}
.diff-item h3{font-size:1rem;display:flex;align-items:center;gap:9px}
.diff-item h3 .ic{width:28px;height:28px;border-radius:8px;background:rgba(56,189,248,.14);border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;font-size:.85rem}
.diff-item p{font-size:.92rem;color:var(--txt-2);margin:0}
/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:12px;max-width:900px}
.faq-item{background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:18px 20px;font-weight:700;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:14px;font-size:1rem}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary .plus{width:26px;height:26px;flex:0 0 26px;border-radius:8px;background:rgba(56,189,248,.14);border:1px solid var(--line-strong);display:flex;align-items:center;justify-content:center;color:var(--cyan);font-weight:800;transition:transform .22s ease}
.faq-item[open] summary .plus{transform:rotate(45deg)}
.faq-item .ans{padding:0 20px 20px;color:var(--txt-2);font-size:.96rem}
/* CTA band */
.cta-band{background:linear-gradient(140deg,rgba(37,99,235,.3),rgba(56,189,248,.1));border:1px solid var(--line-strong);border-radius:var(--r-lg);padding:38px;display:grid;grid-template-columns:1.3fr .7fr;gap:26px;align-items:center;box-shadow:var(--sh)}
.cta-band h2{margin-bottom:10px}
.cta-band .btn-row{display:flex;flex-wrap:wrap;gap:12px}
/* FOOTER */
.site-footer{border-top:1px solid rgba(56,189,248,.14);background:rgba(2,6,16,.9);padding:56px 0 26px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:28px}
.foot-brand p{color:var(--txt-3);font-size:.9rem;margin-top:14px;max-width:360px}
.age-badge{display:inline-block;margin-top:14px;font-size:.76rem;font-weight:700;color:var(--warn);border:1px solid rgba(251,191,36,.4);background:rgba(251,191,36,.08);border-radius:999px;padding:6px 13px}
.foot-col h4{font-size:.86rem;text-transform:uppercase;letter-spacing:.1em;color:var(--txt-3);margin-bottom:14px}
.foot-col a{display:block;color:var(--txt-2);font-size:.92rem;padding:6px 0}
.foot-col a:hover{color:var(--cyan)}
.foot-bottom{display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;border-top:1px solid rgba(148,163,184,.14);margin-top:34px;padding-top:20px;font-size:.82rem;color:var(--txt-3)}
/* FAB */
.fab{position:fixed;left:16px;bottom:96px;z-index:80;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:linear-gradient(145deg,#2563eb,#38bdf8);color:#031429;font-size:1.3rem;box-shadow:0 0 22px rgba(56,189,248,.55);opacity:.85;transition:transform .22s ease,opacity .22s ease}
.fab:hover{opacity:1;transform:scale(1.1);color:#031429}
.fab::after{content:"";position:absolute;top:4px;right:4px;width:12px;height:12px;border-radius:50%;background:#ef4444;box-shadow:0 0 0 2px #fff}
@media(max-width:1024px){
  .hero-grid,.layout,.cta-band{grid-template-columns:1fr}
  .side{position:static}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr}
  .diff-list{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav-links{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
}
@media(max-width:640px){
  .section{padding:50px 0}
  .page-hero h1{font-size:1.6rem}
  h2{font-size:1.4rem}
  .article-body{padding:22px}
  .stat-grid{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr}
  .brand{max-width:100%}
  .brand span.txt{font-size:.86rem}
  .cta-band{padding:26px}
  .fab{bottom:88px}
}

/* roulang page: category1 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1a36;
  --glass:rgba(11,26,54,.62);
  --glass-2:rgba(8,18,41,.78);
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.42);
  --blue:#2563eb;
  --cyan:#38bdf8;
  --cyan-soft:#60a5fa;
  --txt:#f8fafc;
  --txt-2:#cbd5e1;
  --txt-3:#94a3b8;
  --ok:#22c55e;
  --warn:#fbbf24;
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --sh:0 18px 44px rgba(2,8,23,.62);
  --sh-glow:0 0 26px rgba(37,99,235,.42);
  --max:1180px;
  --font:"Segoe UI",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--txt);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(37,99,235,.24),transparent 60%),
    radial-gradient(760px 460px at 92% 4%,rgba(56,189,248,.16),transparent 62%),
    linear-gradient(180deg,#030712 0%,#050e20 48%,#030712 100%);
  z-index:-2;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:56px 56px;
  z-index:-1;
  pointer-events:none;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--cyan-soft);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--cyan)}
button{font-family:inherit}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:72px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.72),rgba(3,7,18,.35));border-top:1px solid rgba(56,189,248,.09);border-bottom:1px solid rgba(56,189,248,.09)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head.left{text-align:left}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;
  color:var(--cyan);
  background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);
  padding:6px 13px;border-radius:999px;margin-bottom:14px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);display:inline-block}
h1,h2,h3,h4{line-height:1.25;margin:0 0 14px}
h2{font-size:1.72rem;color:#fff}
h3{font-size:1.14rem;color:#fff}
p{margin:0 0 14px}
.lead{color:var(--txt-2);font-size:1.02rem}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(3,7,18,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;color:var(--txt);font-weight:800;font-size:1rem;max-width:56%}
.brand .logo-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(145deg,#2563eb,#38bdf8);
  display:flex;align-items:center;justify-content:center;
  font-size:1.05rem;box-shadow:var(--sh-glow);
}
.brand span.txt{line-height:1.25;display:block}
.brand small{display:block;font-weight:600;font-size:.7rem;color:var(--txt-3);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-size:.92rem;font-weight:600;color:var(--txt-2);
  padding:9px 14px;border-radius:999px;border:1px solid transparent;
}
.nav-links a:hover{color:var(--txt);background:rgba(56,189,248,.1);border-color:var(--line)}
.nav-links a.active{color:#fff;background:rgba(37,99,235,.28);border-color:var(--line-strong)}
.nav-cta{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:.94rem;padding:12px 22px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  text-align:center;
}
.btn-primary{
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  color:#031429;box-shadow:0 10px 26px rgba(37,99,235,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(56,189,248,.5);color:#031429}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;color:var(--cyan);border-color:var(--line-strong)}
.btn-ghost:hover{background:rgba(56,189,248,.12);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:.86rem}
.btn:focus-visible,.nav-links a:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.menu-toggle{
  display:none;background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  color:var(--cyan);width:44px;height:44px;border-radius:12px;font-size:1.15rem;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid rgba(56,189,248,.14);background:rgba(3,7,18,.96);padding:14px 0 20px}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:12px 6px;font-weight:600;color:var(--txt-2);border-bottom:1px solid rgba(148,163,184,.12)}
.mobile-panel a.active{color:var(--cyan)}
/* HERO */
.hero{padding:52px 0 60px;border-bottom:1px solid rgba(56,189,248,.12);position:relative;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:38px;align-items:start}
.hero h1{font-size:2.1rem;color:#fff}
.hero h1 .hl{
  background:linear-gradient(120deg,#38bdf8,#2563eb 55%,#60a5fa);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero p.lead{font-size:1.05rem;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.hero-actions .btn{min-width:190px}
.hero-visual{
  border:1px solid var(--line);border-radius:var(--r-lg);overflow:hidden;
  background:var(--glass-2);box-shadow:var(--sh);
}
.hero-visual img{width:100%;height:236px;object-fit:cover;opacity:.92}
.hero-panel{padding:20px}
.panel-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:11px 0;border-bottom:1px dashed rgba(148,163,184,.16)}
.panel-row:last-child{border-bottom:0}
.panel-row .k{color:var(--txt-3);font-size:.86rem}
.panel-row .v{font-weight:700;color:#fff;font-size:.95rem}
.dot-ok{display:inline-flex;align-items:center;gap:8px;color:var(--ok);font-weight:700;font-size:.88rem}
.dot-ok i{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok);animation:pulse 1.8s infinite;display:inline-block}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
/* KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.kpi{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px 18px;backdrop-filter:blur(8px);transition:transform .2s ease,border-color .2s ease;
}
.kpi:hover{transform:translateY(-3px);border-color:var(--line-strong)}
.kpi .num{font-size:1.6rem;font-weight:800;color:var(--cyan);line-height:1.15}
.kpi .lbl{font-size:.84rem;color:var(--txt-3);margin-top:4px}
/* MATRIX */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px 20px;transition:transform .2s ease,border-color .2s ease,box-shadow .22s ease;
}
.svc:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 14px 34px rgba(37,99,235,.22)}
.svc .tag{
  display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;
  color:var(--cyan);background:rgba(56,189,248,.1);border:1px solid var(--line);
  padding:4px 10px;border-radius:999px;margin-bottom:12px;
}
.svc h3{margin-bottom:8px}
.svc p{color:var(--txt-2);font-size:.94rem;margin:0}
/* COMPARE */
.cmp-wrap{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.cmp{
  border-radius:var(--r-md);border:1px solid var(--line);padding:22px 20px;background:var(--glass);
}
.cmp.good{border-color:rgba(34,197,94,.35);background:rgba(34,197,94,.06)}
.cmp.bad{border-color:rgba(251,191,36,.28);background:rgba(251,191,36,.05)}
.cmp h3{display:flex;align-items:center;gap:9px}
.cmp ul{margin:10px 0 0;padding:0;list-style:none}
.cmp li{position:relative;padding-left:24px;margin-bottom:9px;color:var(--txt-2);font-size:.94rem}
.cmp li::before{content:"✓";position:absolute;left:0;top:0;color:var(--ok);font-weight:800}
.cmp.bad li::before{content:"!";color:var(--warn)}
/* MILESTONE */
.mile{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.mile-item{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;display:flex;gap:14px;align-items:flex-start;
}
.mile-item .idx{
  width:38px;height:38px;flex:0 0 38px;border-radius:11px;
  background:linear-gradient(145deg,#2563eb,#38bdf8);color:#031429;
  display:flex;align-items:center;justify-content:center;font-weight:800;
}
.mile-item h3{font-size:1rem;margin-bottom:6px}
.mile-item p{font-size:.9rem;color:var(--txt-2);margin:0}
/* NEWS */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.news-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,border-color .2s ease,box-shadow .22s ease;
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 16px 36px rgba(37,99,235,.24)}
.news-card img{width:100%;height:170px;object-fit:cover}
.news-body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}
.news-body .meta{font-size:.76rem;color:var(--txt-3);text-transform:uppercase;letter-spacing:.08em}
.news-body h3{font-size:1.02rem;margin:0}
.news-body p{font-size:.9rem;color:var(--txt-2);margin:0;flex:1}
.news-empty{
  grid-column:1/-1;text-align:center;color:var(--txt-3);
  border:1px dashed var(--line-strong);border-radius:var(--r-md);padding:34px 20px;
}
/* TRUST */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.trust{
  text-align:left;background:var(--glass-2);border:1px solid var(--line);
  border-radius:var(--r-md);padding:20px 18px;
}
.trust .ic{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(56,189,248,.12);border:1px solid var(--line-strong);font-size:1.2rem;margin-bottom:12px;
}
.trust h3{font-size:1rem;margin-bottom:6px}
.trust p{font-size:.9rem;color:var(--txt-2);margin:0}
/* FAQ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);overflow:hidden;
}
.faq-item summary{
  cursor:pointer;padding:18px 20px;font-weight:700;color:#fff;font-size:.99rem;
  list-style:none;display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";color:var(--cyan);font-size:1.25rem;font-weight:700}
.faq-item[open] summary::after{content:"−"}
.faq-item .ans{padding:0 20px 18px;color:var(--txt-2);font-size:.95rem}
/* CTA */
.cta-band{
  border:1px solid var(--line-strong);border-radius:var(--r-lg);
  background:
    radial-gradient(700px 280px at 8% 0%,rgba(37,99,235,.3),transparent 62%),
    linear-gradient(135deg,rgba(8,18,41,.92),rgba(3,7,18,.92));
  padding:34px 28px;display:grid;grid-template-columns:1.3fr .7fr;gap:26px;align-items:center;
  box-shadow:var(--sh);
}
.cta-band h2{margin-bottom:8px}
.cta-band p{color:var(--txt-2);margin:0 0 16px}
.cta-band .actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-side{
  border:1px solid var(--line);border-radius:var(--r-md);background:var(--glass-2);padding:18px;
}
.cta-side .row{display:flex;justify-content:space-between;padding:9px 0;border-bottom:1px dashed rgba(148,163,184,.16);font-size:.9rem}
.cta-side .row:last-child{border-bottom:0}
.cta-side .row strong{color:#fff}
/* FORM */
.form-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:26px;align-items:start}
.field{margin-bottom:14px}
.field label{display:block;font-size:.86rem;font-weight:600;color:var(--txt-2);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  background:rgba(3,7,18,.7);border:1px solid var(--line);color:var(--txt);
  font-family:inherit;font-size:.94rem;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--line-strong);box-shadow:0 0 0 3px rgba(56,189,248,.16);
}
.form-note{font-size:.8rem;color:var(--txt-3);margin-top:10px}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:56px;height:56px;border-radius:999px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(145deg,#2563eb,#38bdf8);color:#031429;font-size:1.3rem;
  border:1px solid rgba(56,189,248,.7);
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.82;transition:transform .2s ease,opacity .2s ease;
}
.fab:hover{transform:scale(1.1);opacity:1;color:#031429}
.fab:active{transform:scale(.95)}
.fab .badge{
  position:absolute;top:-2px;right:-2px;width:14px;height:14px;border-radius:50%;
  background:#dc2626;border:2px solid #030712;animation:pulse 1.6s infinite;
}
/* FOOTER */
.site-footer{
  margin-top:20px;border-top:1px solid rgba(56,189,248,.14);
  background:linear-gradient(180deg,rgba(3,7,18,.6),rgba(8,18,41,.86));
  padding:52px 0 26px;
}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:26px}
.foot-brand .brand{margin-bottom:12px;max-width:100%}
.foot-brand p{color:var(--txt-3);font-size:.9rem;max-width:340px}
.age-badge{
  display:inline-block;font-size:.75rem;font-weight:700;color:var(--warn);
  border:1px solid rgba(251,191,36,.4);background:rgba(251,191,36,.08);
  padding:5px 12px;border-radius:999px;
}
.foot-col h4{font-size:.9rem;color:#fff;margin-bottom:12px}
.foot-col a{display:block;color:var(--txt-3);font-size:.88rem;padding:5px 0}
.foot-col a:hover{color:var(--cyan)}
.foot-bottom{
  margin-top:34px;padding-top:18px;border-top:1px solid rgba(56,189,248,.12);
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;
  font-size:.8rem;color:var(--txt-3);
}
/* RESPONSIVE */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .news-grid{grid-template-columns:repeat(2,1fr)}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .mile{grid-template-columns:repeat(2,1fr)}
  .cta-band{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:820px){
  .nav-links{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .nav-cta .btn-ghost{display:none}
  .brand{max-width:62%;font-size:.94rem}
  .hero h1{font-size:1.72rem}
  .section{padding:56px 0}
  h2{font-size:1.48rem}
}
@media (max-width:560px){
  .kpi-grid,.svc-grid,.news-grid,.trust-grid,.mile,.cmp-wrap,.foot-grid{grid-template-columns:1fr}
  .brand span.txt{font-size:.9rem}
  .btn{width:100%}
  .hero-actions .btn{min-width:100%}
  .foot-bottom{flex-direction:column}
  .fab{left:12px;bottom:88px}
}

/* roulang page: category2 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1a36;
  --glass:rgba(11,26,54,.62);
  --glass-2:rgba(8,18,41,.78);
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.42);
  --blue:#2563eb;
  --cyan:#38bdf8;
  --cyan-soft:#60a5fa;
  --txt:#f8fafc;
  --txt-2:#cbd5e1;
  --txt-3:#94a3b8;
  --ok:#22c55e;
  --warn:#fbbf24;
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --sh:0 18px 44px rgba(2,8,23,.62);
  --sh-glow:0 0 26px rgba(37,99,235,.42);
  --max:1180px;
  --font:"Segoe UI",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--txt);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(37,99,235,.24),transparent 60%),
    radial-gradient(760px 460px at 92% 4%,rgba(56,189,248,.16),transparent 62%),
    linear-gradient(180deg,#030712 0%,#050e20 48%,#030712 100%);
  z-index:-2;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:56px 56px;
  z-index:-1;
  pointer-events:none;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--cyan-soft);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--cyan)}
button{font-family:inherit}
ul{margin:0;padding-left:20px}
li{margin:6px 0;color:var(--txt-2)}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:72px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.72),rgba(3,7,18,.35));border-top:1px solid rgba(56,189,248,.09);border-bottom:1px solid rgba(56,189,248,.09)}
.section-head{max-width:780px;margin-bottom:34px}
.section-head.left{text-align:left}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;
  color:var(--cyan);
  background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);
  padding:6px 13px;border-radius:999px;margin-bottom:14px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);display:inline-block}
h1,h2,h3,h4{line-height:1.24;margin:0 0 14px;color:#fff;font-weight:800}
h1{font-size:clamp(1.85rem,4vw,3rem);letter-spacing:-.5px}
h2{font-size:clamp(1.5rem,2.8vw,2.15rem)}
h3{font-size:1.12rem}
.section-head p{color:var(--txt-2);margin:0;font-size:1.02rem}
.lead{color:var(--txt-2);font-size:1.02rem}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(3,7,18,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;color:var(--txt);font-weight:800;font-size:1rem;max-width:52%}
.brand .logo-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(145deg,#2563eb,#38bdf8);
  display:flex;align-items:center;justify-content:center;
  font-size:1.05rem;box-shadow:var(--sh-glow);
}
.brand span.txt{line-height:1.25;display:block}
.brand small{display:block;font-weight:600;font-size:.7rem;color:var(--txt-3);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-size:.92rem;font-weight:600;color:var(--txt-2);
  padding:9px 14px;border-radius:999px;border:1px solid transparent;
}
.nav-links a:hover{color:var(--txt);background:rgba(56,189,248,.1);border-color:var(--line)}
.nav-links a.active{color:#fff;background:rgba(37,99,235,.28);border-color:var(--line-strong)}
.nav-cta{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:.94rem;padding:12px 22px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  text-align:center;
}
.btn-primary{
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  color:#031429;box-shadow:0 10px 26px rgba(37,99,235,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(56,189,248,.5);color:#031429}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  background:transparent;color:var(--cyan);border-color:var(--line-strong);
}
.btn-ghost:hover{background:rgba(56,189,248,.12);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:.86rem}
.btn:focus-visible,.nav-links a:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.menu-toggle{
  display:none;background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  color:var(--cyan);width:44px;height:44px;border-radius:12px;font-size:1.15rem;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid rgba(56,189,248,.14);background:rgba(3,7,18,.96);padding:14px 0 20px}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:12px 6px;font-weight:600;color:var(--txt-2);border-bottom:1px solid rgba(148,163,184,.12)}
.mobile-panel a.active{color:var(--cyan)}
/* HERO */
.hero{padding:56px 0 64px;border-bottom:1px solid rgba(56,189,248,.12);position:relative;overflow:hidden}
.hero-status{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:22px}
.status-chip{
  display:inline-flex;align-items:center;gap:9px;
  font-size:.8rem;font-weight:600;color:var(--txt-2);
  background:var(--glass);border:1px solid var(--line);
  border-radius:999px;padding:7px 14px;backdrop-filter:blur(8px);
}
.status-chip .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok);animation:pulse 1.8s infinite}
.status-chip.warn .dot{background:var(--warn);box-shadow:0 0 10px var(--warn)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:38px;align-items:start}
.hero h1 .hl{
  background:linear-gradient(120deg,#38bdf8,#2563eb 55%,#60a5fa);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero p.lead{font-size:1.05rem;max-width:640px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.hero-actions .btn{min-width:180px}
/* CARD */
.card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:24px;
  backdrop-filter:blur(10px);
  box-shadow:var(--sh);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 22px 50px rgba(2,8,23,.7)}
.card h3{color:#fff}
.card p{color:var(--txt-2);margin:0 0 8px}
.tag{
  display:inline-block;font-size:.7rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;
  padding:4px 10px;border-radius:999px;border:1px solid var(--line-strong);
  color:var(--cyan);background:rgba(56,189,248,.1);margin-bottom:10px;
}
.tag.ok{color:#bbf7d0;border-color:rgba(34,197,94,.45);background:rgba(34,197,94,.14)}
.tag.warn{color:#fde68a;border-color:rgba(251,191,36,.45);background:rgba(251,191,36,.14)}
/* KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.kpi{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;text-align:left;
}
.kpi b{display:block;font-size:1.5rem;color:#fff;font-weight:800;letter-spacing:-.5px}
.kpi span{font-size:.82rem;color:var(--txt-3);display:block;margin-top:4px}
/* COMPARE */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-col{border-radius:var(--r-lg);padding:26px;border:1px solid var(--line)}
.compare-col.before{background:linear-gradient(160deg,rgba(148,163,184,.09),rgba(3,7,18,.6));border-color:rgba(148,163,184,.28)}
.compare-col.after{background:linear-gradient(160deg,rgba(37,99,235,.24),rgba(56,189,248,.1));border-color:var(--line-strong);box-shadow:var(--sh-glow)}
.compare-col h3{display:flex;align-items:center;gap:9px}
.compare-col ul{list-style:none;padding:0;margin:12px 0 0}
.compare-col li{padding:9px 0;border-bottom:1px dashed rgba(148,163,184,.18);display:flex;gap:10px;align-items:flex-start}
.compare-col li::before{content:"—";color:var(--txt-3)}
.compare-col.after li::before{content:"✓";color:var(--ok);font-weight:800}
/* MATRIX */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
/* STEPS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step}
.step{
  position:relative;background:var(--glass);border:1px solid var(--line);
  border-radius:var(--r-md);padding:22px 20px 20px;
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-size:.78rem;font-weight:800;color:var(--cyan);
  display:inline-block;margin-bottom:10px;letter-spacing:.1em;
}
.step h3{font-size:1rem}
.step p{margin:0;color:var(--txt-2);font-size:.92rem}
/* LIST */
.list-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.post-card{
  display:flex;gap:16px;background:var(--glass);border:1px solid var(--line);
  border-radius:var(--r-md);padding:16px;transition:transform .2s ease,border-color .2s ease;
}
.post-card:hover{transform:translateY(-3px);border-color:var(--line-strong)}
.post-card .thumb{width:112px;flex:0 0 112px;border-radius:12px;overflow:hidden;border:1px solid var(--line)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover}
.post-card .body{min-width:0}
.post-card h3{font-size:1rem;margin:6px 0 6px}
.post-card h3 a{color:#fff}
.post-card h3 a:hover{color:var(--cyan)}
.post-card p{margin:0;color:var(--txt-3);font-size:.86rem}
.post-meta{font-size:.74rem;color:var(--txt-3);display:flex;gap:12px;flex-wrap:wrap;text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.empty-note{color:var(--txt-3);font-size:.95rem;padding:16px 0}
/* FAQ */
.faq{display:grid;gap:12px;max-width:900px}
.faq details{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  padding:16px 20px;transition:border-color .2s ease;
}
.faq details[open]{border-color:var(--line-strong)}
.faq summary{cursor:pointer;font-weight:700;color:#fff;font-size:1rem;list-style:none;display:flex;justify-content:space-between;gap:12px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--cyan);font-weight:800;font-size:1.2rem}
.faq details[open] summary::after{content:"–"}
.faq p{margin:12px 0 0;color:var(--txt-2);font-size:.95rem}
/* CTA */
.cta-band{
  background:linear-gradient(135deg,rgba(37,99,235,.32),rgba(56,189,248,.14));
  border:1px solid var(--line-strong);border-radius:var(--r-lg);
  padding:36px;text-align:center;box-shadow:var(--sh-glow);
}
.cta-band h2{margin-bottom:10px}
.cta-band p{color:var(--txt-2);max-width:640px;margin:0 auto 20px}
.cta-actions{display:flex;justify-content:center;gap:12px;flex-wrap:wrap}
/* FOOTER */
.site-footer{border-top:1px solid rgba(56,189,248,.14);background:rgba(3,7,18,.9);padding:52px 0 26px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.foot-brand .brand{max-width:100%;margin-bottom:14px}
.foot-brand p{color:var(--txt-3);font-size:.9rem;margin:0 0 14px;max-width:360px}
.age-badge{display:inline-block;font-size:.74rem;font-weight:700;color:var(--warn);border:1px solid rgba(251,191,36,.4);background:rgba(251,191,36,.08);padding:5px 12px;border-radius:999px}
.foot-col h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.12em;color:var(--cyan);margin-bottom:14px}
.foot-col a{display:block;color:var(--txt-2);font-size:.9rem;padding:5px 0}
.foot-col a:hover{color:var(--cyan)}
.foot-bottom{
  margin-top:34px;padding-top:20px;border-top:1px solid rgba(148,163,184,.14);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:10px;
  color:var(--txt-3);font-size:.8rem;
}
/* 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:rgba(7,7,13,.8);backdrop-filter:blur(12px);
  border:2px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,#38bdf8,#2563eb);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  color:#38bdf8;font-size:1.2rem;opacity:.78;
  transition:opacity .2s ease,transform .2s ease,box-shadow .3s ease;
  animation:fabFloat 3.4s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.08);box-shadow:0 0 32px rgba(6,182,212,.7)}
.fab:active{transform:scale(.94) translateY(2px)}
.fab .badge{
  position:absolute;top:-4px;right:-4px;width:14px;height:14px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 10px #f43f5e;animation:pulse 1.5s infinite;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
/* RESPONSIVE */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .svc-grid{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .nav-links,.nav-cta{display:none}
  .menu-toggle{display:inline-flex;align-items:center;justify-content:center}
  .brand{max-width:70%}
}
@media (max-width:768px){
  .section{padding:52px 0}
  .compare{grid-template-columns:1fr}
  .list-grid{grid-template-columns:1fr}
  .svc-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
}
@media (max-width:520px){
  .kpi-grid{grid-template-columns:1fr}
  .hero{padding:40px 0 48px}
  .hero-actions .btn{width:100%;min-width:0}
  .post-card{flex-direction:column}
  .post-card .thumb{width:100%;flex:none;height:160px}
  .cta-band{padding:26px 20px}
  .foot-grid{grid-template-columns:1fr}
  .foot-bottom{flex-direction:column}
}

/* roulang page: category3 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --bg-3:#0b1a36;
  --glass:rgba(11,26,54,.62);
  --glass-2:rgba(8,18,41,.78);
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.42);
  --blue:#2563eb;
  --cyan:#38bdf8;
  --cyan-soft:#60a5fa;
  --txt:#f8fafc;
  --txt-2:#cbd5e1;
  --txt-3:#94a3b8;
  --ok:#22c55e;
  --warn:#fbbf24;
  --r-lg:20px;
  --r-md:14px;
  --r-sm:10px;
  --sh:0 18px 44px rgba(2,8,23,.62);
  --sh-glow:0 0 26px rgba(37,99,235,.42);
  --max:1180px;
  --font:"Segoe UI",-apple-system,BlinkMacSystemFont,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  background:var(--bg);
  color:var(--txt);
  line-height:1.62;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(37,99,235,.24),transparent 60%),
    radial-gradient(760px 460px at 92% 4%,rgba(56,189,248,.16),transparent 62%),
    linear-gradient(180deg,#030712 0%,#050e20 48%,#030712 100%);
  z-index:-2;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:56px 56px;
  z-index:-1;
  pointer-events:none;
}
img{max-width:100%;display:block;height:auto}
a{color:var(--cyan-soft);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--cyan)}
button{font-family:inherit}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 20px}
.section{padding:72px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.72),rgba(3,7,18,.35));border-top:1px solid rgba(56,189,248,.09);border-bottom:1px solid rgba(56,189,248,.09)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head.left{text-align:left}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;text-transform:uppercase;letter-spacing:.14em;
  color:var(--cyan);
  background:rgba(56,189,248,.08);
  border:1px solid var(--line-strong);
  padding:6px 13px;border-radius:999px;margin-bottom:14px;
}
.eyebrow i{width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);display:inline-block}
h1,h2,h3,h4{line-height:1.25;margin:0 0 14px}
h1{font-size:2.2rem;letter-spacing:-.5px}
h2{font-size:1.65rem;letter-spacing:-.3px}
h3{font-size:1.12rem}
p{margin:0 0 14px}
.lead{color:var(--txt-2);font-size:1.02rem}
.muted{color:var(--txt-3)}
/* HEADER */
.site-header{
  position:sticky;top:0;z-index:90;
  background:rgba(3,7,18,.82);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;gap:18px;min-height:70px}
.brand{display:flex;align-items:center;gap:11px;color:var(--txt);font-weight:800;font-size:1rem;max-width:52%}
.brand .logo-mark{
  width:40px;height:40px;border-radius:12px;flex:0 0 40px;
  background:linear-gradient(145deg,#2563eb,#38bdf8);
  display:flex;align-items:center;justify-content:center;
  font-size:1.05rem;box-shadow:var(--sh-glow);
}
.brand span.txt{line-height:1.25;display:block}
.brand small{display:block;font-weight:600;font-size:.7rem;color:var(--txt-3);letter-spacing:.06em;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  font-size:.92rem;font-weight:600;color:var(--txt-2);
  padding:9px 14px;border-radius:999px;border:1px solid transparent;
}
.nav-links a:hover{color:var(--txt);background:rgba(56,189,248,.1);border-color:var(--line)}
.nav-links a.active{color:#fff;background:rgba(37,99,235,.28);border-color:var(--line-strong)}
.nav-cta{display:flex;align-items:center;gap:10px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-weight:700;font-size:.94rem;padding:12px 22px;border-radius:999px;
  border:1px solid transparent;cursor:pointer;transition:transform .18s ease,box-shadow .22s ease,background .22s ease,color .22s ease;
  text-align:center;
}
.btn-primary{
  background:linear-gradient(135deg,#2563eb,#38bdf8);
  color:#031429;box-shadow:0 10px 26px rgba(37,99,235,.4);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(56,189,248,.5);color:#031429}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;color:var(--cyan);border-color:var(--line-strong)}
.btn-ghost:hover{background:rgba(56,189,248,.12);color:#fff;transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:.86rem}
.btn:focus-visible,.nav-links a:focus-visible,a:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.menu-toggle{
  display:none;background:rgba(56,189,248,.1);border:1px solid var(--line-strong);
  color:var(--cyan);width:44px;height:44px;border-radius:12px;font-size:1.15rem;cursor:pointer;
}
.mobile-panel{display:none;border-top:1px solid rgba(56,189,248,.14);background:rgba(3,7,18,.96);padding:14px 0 20px}
.mobile-panel.open{display:block}
.mobile-panel a{display:block;padding:12px 6px;font-weight:600;color:var(--txt-2);border-bottom:1px solid rgba(148,163,184,.12)}
.mobile-panel a.active{color:var(--cyan)}
/* HERO */
.hero{padding:52px 0 60px;border-bottom:1px solid rgba(56,189,248,.12);position:relative;overflow:hidden}
.hero-status{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:20px}
.status-chip{
  display:inline-flex;align-items:center;gap:9px;
  font-size:.8rem;font-weight:600;color:var(--txt-2);
  background:var(--glass);border:1px solid var(--line);
  border-radius:999px;padding:7px 14px;backdrop-filter:blur(8px);
}
.status-chip .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px var(--ok);animation:pulse 1.8s infinite}
.status-chip.warn .dot{background:var(--warn);box-shadow:0 0 10px var(--warn)}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:start}
.hero h1 .hl{
  background:linear-gradient(120deg,#38bdf8,#2563eb 55%,#60a5fa);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero p.lead{font-size:1.04rem;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.hero-actions .btn{min-width:180px}
/* PANEL */
.glass-panel{
  background:var(--glass-2);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px;
  backdrop-filter:blur(12px);
  box-shadow:var(--sh);
}
.panel-title{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:16px}
.panel-title h3{margin:0;font-size:1rem;color:#fff}
.link-list{display:flex;flex-direction:column;gap:10px}
.link-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  background:rgba(56,189,248,.06);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:12px 14px;
  transition:transform .18s ease,border-color .2s ease,background .2s ease;
}
.link-row:hover{transform:translateX(3px);border-color:var(--line-strong);background:rgba(56,189,248,.11)}
.link-row .meta{min-width:0}
.link-row .name{font-weight:700;color:#fff;font-size:.94rem;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.link-row .sub{font-size:.78rem;color:var(--txt-3)}
.link-row .state{display:inline-flex;align-items:center;gap:6px;font-size:.76rem;font-weight:700;color:var(--ok);flex:0 0 auto}
.link-row .state i{width:7px;height:7px;border-radius:50%;background:var(--ok);box-shadow:0 0 8px var(--ok);display:inline-block}
/* KPI */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.kpi{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  padding:18px;text-align:left;
}
.kpi .num{font-size:1.5rem;font-weight:800;color:var(--cyan);line-height:1.1}
.kpi .lbl{font-size:.82rem;color:var(--txt-3);margin-top:6px}
/* MATRIX */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.svc{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.svc:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-glow)}
.svc .ic{
  width:42px;height:42px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(37,99,235,.22);border:1px solid var(--line-strong);font-size:1.1rem;margin-bottom:14px;
}
.svc h3{color:#fff;margin-bottom:8px}
.svc p{color:var(--txt-2);font-size:.92rem;margin:0}
.tag{
  display:inline-block;font-size:.72rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.1);border:1px solid var(--line);
  padding:4px 10px;border-radius:999px;
}
/* COMPARE */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.compare-col{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;
}
.compare-col.good{border-color:var(--line-strong);background:rgba(37,99,235,.12)}
.compare-col h3{display:flex;align-items:center;gap:9px;color:#fff}
.compare-list li{
  display:flex;gap:10px;align-items:flex-start;font-size:.93rem;color:var(--txt-2);
  padding:9px 0;border-bottom:1px dashed rgba(148,163,184,.16);
}
.compare-list li:last-child{border-bottom:0}
.compare-list .mark{flex:0 0 auto;font-weight:800}
.mark.ok{color:var(--ok)}
.mark.no{color:#f87171}
/* TIMELINE */
.timeline{position:relative;padding-left:26px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--cyan),transparent)}
.tl-item{position:relative;padding:0 0 24px 8px}
.tl-item::before{
  content:"";position:absolute;left:-24px;top:6px;width:12px;height:12px;border-radius:50%;
  background:var(--blue);border:2px solid var(--cyan);box-shadow:0 0 12px rgba(56,189,248,.6);
}
.tl-item h3{color:#fff;font-size:1rem;margin-bottom:6px}
.tl-item p{color:var(--txt-2);font-size:.92rem;margin:0}
/* CARD GRID */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh)}
.card .thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}
.card:hover .thumb img{transform:scale(1.06)}
.card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 35%,rgba(3,7,18,.85))}
.card .body{padding:18px;display:flex;flex-direction:column;gap:10px;flex:1}
.card .body h3{color:#fff;margin:0;font-size:1.03rem}
.card .body p{color:var(--txt-2);font-size:.9rem;margin:0}
.card .body .meta{display:flex;gap:10px;flex-wrap:wrap;font-size:.76rem;color:var(--txt-3);margin-top:auto}
/* FAQ */
.faq{max-width:860px;margin:0 auto}
.faq-item{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-md);
  margin-bottom:12px;overflow:hidden;
}
.faq-item summary{
  cursor:pointer;list-style:none;padding:16px 18px;font-weight:700;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";color:var(--cyan);font-size:1.2rem;font-weight:800;transition:transform .2s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .ans{padding:0 18px 18px;color:var(--txt-2);font-size:.94rem}
/* CTA */
.cta-band{
  background:linear-gradient(135deg,rgba(37,99,235,.28),rgba(56,189,248,.14));
  border:1px solid var(--line-strong);border-radius:var(--r-lg);
  padding:32px;display:grid;grid-template-columns:1.4fr .6fr;gap:24px;align-items:center;
}
.cta-band h2{color:#fff;margin-bottom:10px}
.cta-band p{color:var(--txt-2);margin:0}
.cta-band .actions{display:flex;flex-direction:column;gap:12px}
/* CHECK LIST */
.check-list li{display:flex;gap:11px;align-items:flex-start;padding:9px 0;color:var(--txt-2);font-size:.94rem}
.check-list .ck{color:var(--cyan);font-weight:800;flex:0 0 auto}
/* FAB */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:80;
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(145deg,#2563eb,#38bdf8);
  color:#031429;font-size:1.35rem;
  border:2px solid rgba(56,189,248,.75);
  box-shadow:0 0 24px rgba(56,189,248,.55);
  text-decoration:none;
  transition:transform .2s ease,box-shadow .25s ease,opacity .2s ease;
  opacity:.82;
}
.fab:hover{transform:scale(1.09);opacity:1;box-shadow:0 0 34px rgba(56,189,248,.75);color:#031429}
.fab:active{transform:scale(.95)}
/* FOOTER */
.site-footer{border-top:1px solid rgba(56,189,248,.16);background:linear-gradient(180deg,rgba(3,7,18,.4),rgba(8,18,41,.85));padding:52px 0 26px;margin-top:20px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:28px}
.foot-brand .brand{font-size:1.02rem;max-width:100%}
.foot-brand p{color:var(--txt-3);font-size:.9rem;margin-top:14px}
.age-badge{
  display:inline-block;margin-top:12px;font-size:.76rem;font-weight:700;color:var(--warn);
  border:1px solid rgba(251,191,36,.4);background:rgba(251,191,36,.08);
  padding:5px 12px;border-radius:999px;
}
.foot-col h4{font-size:.9rem;color:#fff;margin-bottom:12px;text-transform:uppercase;letter-spacing:.08em}
.foot-col a{display:block;color:var(--txt-3);font-size:.9rem;padding:6px 0}
.foot-col a:hover{color:var(--cyan)}
.foot-bottom{
  margin-top:34px;padding-top:18px;border-top:1px solid rgba(148,163,184,.14);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
  font-size:.82rem;color:var(--txt-3);
}
/* RESPONSIVE */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .kpi-grid{grid-template-columns:repeat(2,1fr)}
  .svc-grid,.card-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr}
}
@media (max-width:860px){
  .nav-links{display:none}
  .menu-toggle{display:block}
  .brand{max-width:60%;font-size:.94rem}
  h1{font-size:1.7rem}
  h2{font-size:1.4rem}
  .section{padding:56px 0}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .nav-cta .btn-ghost{display:none}
  .hero{padding:38px 0 46px}
  .kpi-grid{grid-template-columns:1fr 1fr;gap:12px}
  .svc-grid,.card-grid,.compare{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr;gap:22px}
  .cta-band{padding:22px}
  .btn{width:100%}
  .hero-actions .btn{min-width:0}
  .link-row{flex-wrap:wrap}
}