/* roulang page: index */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b3a;
  --surface:rgba(15,32,64,.55);
  --surface-2:rgba(8,18,41,.74);
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.40);
  --blue:#2563EB;
  --blue-deep:#1D4ED8;
  --cyan:#22D3EE;
  --sky:#38BDF8;
  --text:#F8FAFC;
  --text-2:#94A3B8;
  --text-3:#60A5FA;
  --ok:#34D399;
  --warn:#FBBF24;
  --danger:#F87171;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 16px 40px rgba(2,8,23,.50);
  --sh-2:0 26px 64px rgba(2,8,23,.66);
  --glow:0 0 26px rgba(56,189,248,.42);
  --ease:cubic-bezier(.22,.61,.36,1);
  --maxw:1200px;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 560px at 10% -12%, rgba(37,99,235,.26), transparent 62%),
    radial-gradient(880px 480px at 98% 4%, rgba(34,211,238,.13), transparent 62%),
    var(--bg-0);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.28;letter-spacing:-.3px}
p{margin:0}
:focus-visible{outline:2px solid var(--sky);outline-offset:3px;border-radius:6px}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-9999px;top:0;background:var(--blue);color:#fff;padding:10px 16px;border-radius:0 0 10px 0;z-index:200}
.skip:focus{left:0}

/* ============ HEADER / NAV ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(3,7,18,.80);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.nav-wrap{display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;white-space:nowrap}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#22D3EE);
  color:#02121e;font-size:15px;
  box-shadow:0 0 20px rgba(56,189,248,.48);
}
.brand-text{font-size:15px;letter-spacing:-.2px;line-height:1.2}
.brand-text em{font-style:normal;color:var(--cyan);display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;margin-top:2px}

.nav{display:flex;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 14px;border-radius:10px;font-size:14px;font-weight:500;
  color:var(--text-2);transition:color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(56,189,248,.10)}
.nav-link.active{
  color:#fff;background:rgba(37,99,235,.24);
  box-shadow:inset 0 0 0 1px rgba(56,189,248,.36);
}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(56,189,248,.08);border:1px solid var(--line);
  color:var(--sky);cursor:pointer;place-items:center;font-size:16px;
  transition:background .22s var(--ease);
}
.nav-toggle:hover{background:rgba(56,189,248,.18)}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;background:transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn:active{transform:translateY(1px) scale(.985)}
.btn-ghost{border-color:rgba(56,189,248,.36);color:var(--sky)}
.btn-ghost:hover{background:rgba(56,189,248,.13);color:#fff;border-color:var(--line-strong)}
.btn-glow{
  background:linear-gradient(135deg,#1D4ED8,#0EA5E9);
  color:#fff;
  box-shadow:0 0 22px rgba(56,189,248,.42),0 10px 26px rgba(2,8,23,.55);
}
.btn-glow:hover{
  box-shadow:0 0 34px rgba(56,189,248,.68),0 14px 32px rgba(2,8,23,.6);
  transform:translateY(-2px);
}
.btn-lg{padding:15px 28px;font-size:15px}
.btn-block{width:100%}

/* ============ HERO ============ */
.hero{position:relative;padding:72px 0 90px;overflow:hidden;border-bottom:1px solid rgba(56,189,248,.10)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center 28%;opacity:.26;filter:saturate(1.15)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(880px 420px at 12% 0%, rgba(37,99,235,.38), transparent 66%),
    linear-gradient(180deg, rgba(3,7,18,.74) 0%, rgba(3,7,18,.92) 58%, var(--bg-0) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:52px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  background:rgba(34,211,238,.12);color:var(--cyan);
  border:1px solid rgba(34,211,238,.28);
}
.badge-live i{animation:pulseDot 1.6s infinite}
@keyframes pulseDot{0%,100%{opacity:1}50%{opacity:.35}}

.hero h1{
  font-size:clamp(27px,3.9vw,44px);
  line-height:1.2;margin:22px 0 20px;letter-spacing:-.8px;
  background:linear-gradient(120deg,#FFFFFF 20%,#7DD3FC 78%,#22D3EE 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:#E2F4FF;
}
.hero-lead{font-size:16.5px;color:#C7D6E8;line-height:1.72;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 26px}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px 26px}
.hero-facts li{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-2)}
.hero-facts i{color:var(--ok);font-size:13px}

/* Hero panel */
.hero-panel{
  background:linear-gradient(160deg, rgba(21,44,86,.66), rgba(7,15,34,.82));
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px 26px 26px;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh-2), inset 0 1px 0 rgba(148,197,255,.10);
}
.gauge{position:relative;width:168px;height:168px;margin:0 auto 22px}
.gauge svg{width:100%;height:100%;transform:rotate(-90deg)}
.ring-track{fill:none;stroke:rgba(56,189,248,.14);stroke-width:9}
.ring-value{
  fill:none;stroke:url(#ringGrad);stroke-width:9;stroke-linecap:round;
  stroke-dasharray:327;stroke-dashoffset:327;
  animation:ringFill 1.9s cubic-bezier(.22,.61,.36,1) .25s forwards;
  filter:drop-shadow(0 0 7px rgba(34,211,238,.75));
}
@keyframes ringFill{to{stroke-dashoffset:1.6}}
.gauge-core{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}
.gauge-core strong{font-size:26px;font-weight:800;letter-spacing:-.6px;color:#fff}
.gauge-core span{font-size:11.5px;color:var(--text-2);line-height:1.45;margin-top:5px}

.tier-list{display:flex;flex-direction:column;gap:16px;margin-bottom:22px}
.tier{display:grid;grid-template-columns:1fr auto;gap:4px 12px;font-size:13px}
.tier-name{color:#D6E4F5;font-weight:600}
.tier-val{color:var(--cyan);font-weight:700;font-variant-numeric:tabular-nums}
.tier-bar{grid-column:1 / -1;height:6px;border-radius:var(--r-pill);background:rgba(56,189,248,.13);overflow:hidden}
.tier-bar i{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,#1D4ED8,#22D3EE);box-shadow:0 0 12px rgba(34,211,238,.6)}
.panel-note{font-size:12px;color:var(--text-2);text-align:center;margin-top:14px;line-height:1.5}

/* ============ SECTION SHELL ============ */
.section{padding:88px 0;position:relative}
.section--alt{
  background:linear-gradient(180deg, rgba(8,18,41,.74), rgba(3,7,18,.20));
  border-top:1px solid rgba(56,189,248,.08);
  border-bottom:1px solid rgba(56,189,248,.08);
}
.sec-head{max-width:820px;margin-bottom:44px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:var(--sky);margin-bottom:14px;
}
.sec-head h2{font-size:clamp(23px,2.9vw,33px);color:#fff}
.sec-head p{color:var(--text-2);margin-top:15px;font-size:15.5px;line-height:1.7}

/* ============ METRIC BOARD ============ */
.metric-board{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;
  background:rgba(56,189,248,.14);
  border:1px solid var(--line);
  border-radius:var(--r-lg);overflow:hidden;
}
.metric{
  background:linear-gradient(160deg, rgba(13,27,58,.92), rgba(6,13,30,.94));
  padding:28px 26px;transition:background .25s var(--ease);
}
.metric:hover{background:linear-gradient(160deg, rgba(24,48,92,.96), rgba(8,18,41,.98))}
.metric strong{display:block;font-size:30px;font-weight:800;letter-spacing:-.9px;color:#fff;font-variant-numeric:tabular-nums}
.metric strong span{font-size:15px;color:var(--cyan);margin-left:4px;font-weight:700}
.metric small{display:block;margin-top:8px;font-size:13px;color:var(--text-2);line-height:1.5}

/* ============ CARD GRIDS ============ */
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
.glass{
  background:linear-gradient(160deg, rgba(21,44,86,.58), rgba(7,15,34,.78));
  border:1px solid var(--line);
  border-radius:var(--r-md);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--sh-1);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.glass:hover{
  transform:translateY(-4px);
  border-color:var(--line-strong);
  box-shadow:0 22px 52px rgba(2,8,23,.62), var(--glow);
}
.svc{padding:26px 24px}
.svc-icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;
  background:rgba(34,211,238,.12);color:var(--cyan);font-size:18px;
  border:1px solid rgba(34,211,238,.24);margin-bottom:18px;
}
.svc h3{font-size:17px;color:#fff;margin-bottom:10px}
.svc p{font-size:14px;color:var(--text-2);line-height:1.65}

/* ============ COMPARE ============ */
.compare-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r-md);background:rgba(6,13,30,.6)}
table.compare{width:100%;border-collapse:collapse;min-width:660px}
table.compare th,table.compare td{padding:17px 22px;text-align:left;font-size:14px;border-bottom:1px solid rgba(56,189,248,.10)}
table.compare thead th{font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--sky);background:rgba(37,99,235,.14)}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare td:first-child{color:#D6E4F5;font-weight:500}
td.tick{color:var(--ok)}
td.cross{color:var(--danger)}
td.tick i,td.cross i{margin-right:8px}

/* ============ STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:step}
.step{position:relative;padding:24px 22px;border-radius:var(--r-md);background:rgba(9,20,44,.7);border:1px solid var(--line)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  display:block;font-size:12px;font-weight:800;letter-spacing:.14em;color:var(--cyan);margin-bottom:12px;
}
.step h3{font-size:16px;color:#fff;margin-bottom:9px}
.step p{font-size:13.5px;color:var(--text-2);line-height:1.62}

/* ============ PAYMENT ============ */
.pay-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.pay-card{padding:22px 20px;border-radius:var(--r-md);border:1px solid var(--line);background:rgba(8,18,41,.72);transition:.26s var(--ease)}
.pay-card:hover{border-color:var(--line-strong);background:rgba(15,32,64,.8);transform:translateY(-3px)}
.pay-card i{font-size:20px;color:var(--sky);margin-bottom:14px;display:block}
.pay-card h3{font-size:15px;color:#fff;margin-bottom:7px}
.pay-card p{font-size:13px;color:var(--text-2);line-height:1.55}
.pay-note{
  margin-top:26px;padding:20px 24px;border-radius:var(--r-md);
  border:1px solid rgba(52,211,153,.26);background:rgba(52,211,153,.07);
  font-size:14px;color:#D1FAE5;line-height:1.7;
}
.pay-note strong{color:#fff}

/* ============ SECURITY ============ */
.sec-split{display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);gap:48px;align-items:center}
.sec-media{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);box-shadow:var(--sh-2)}
.sec-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.sec-list{display:flex;flex-direction:column;gap:18px;margin-top:26px}
.sec-list li{display:grid;grid-template-columns:26px 1fr;gap:14px;font-size:14.5px;color:#C7D6E8;line-height:1.68}
.sec-list i{color:var(--cyan);font-size:15px;margin-top:4px}

/* ============ CATEGORY ENTRY ============ */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.cat-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-md);
  border:1px solid var(--line);background:rgba(8,18,41,.72);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 24px 54px rgba(2,8,23,.62), var(--glow)}
.cat-media{height:158px;background-size:cover;background-position:center;position:relative}
.cat-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.08),rgba(3,7,18,.86))}
.cat-body{padding:22px 22px 24px}
.cat-tag{font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan)}
.cat-body h3{font-size:17.5px;color:#fff;margin:11px 0 10px}
.cat-body p{font-size:13.5px;color:var(--text-2);line-height:1.62}
.cat-more{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:13px;font-weight:600;color:var(--sky)}
.cat-more i{transition:transform .24s var(--ease)}
.cat-card:hover .cat-more i{transform:translateX(4px)}

/* ============ TIMELINE ============ */
.timeline{position:relative;padding-left:26px;display:flex;flex-direction:column;gap:26px}
.timeline::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,#22D3EE,rgba(37,99,235,.15))}
.tl-item{position:relative}
.tl-item::before{
  content:"";position:absolute;left:-26px;top:7px;width:12px;height:12px;border-radius:50%;
  background:#030712;border:2px solid var(--cyan);box-shadow:0 0 12px rgba(34,211,238,.8);
}
.tl-item h3{font-size:16px;color:#fff;margin-bottom:7px}
.tl-item p{font-size:13.5px;color:var(--text-2);line-height:1.65}
.tl-item span{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--sky);margin-bottom:8px}

/* ============ REVIEWS ============ */
.review{padding:26px 24px;border-radius:var(--r-md);border:1px solid var(--line);background:rgba(8,18,41,.7)}
.review-stars{color:var(--warn);font-size:13px;letter-spacing:2px;margin-bottom:14px}
.review p{font-size:14px;color:#C7D6E8;line-height:1.72}
.review-user{display:flex;align-items:center;gap:12px;margin-top:20px}
.review-avatar{
  width:40px;height:40px;border-radius:50%;flex:none;display:grid;place-items:center;
  background:linear-gradient(135deg,#1D4ED8,#22D3EE);color:#02121e;font-weight:800;font-size:14px;
}
.review-user strong{display:block;font-size:14px;color:#fff}
.review-user small{font-size:12px;color:var(--text-2)}

/* ============ GUARANTEE ============ */
.guarantee-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.guarantee{display:grid;grid-template-columns:44px 1fr;gap:16px;padding:22px 22px;border-radius:var(--r-md);border:1px solid var(--line);background:rgba(8,18,41,.68)}
.guarantee i{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(52,211,153,.1);color:var(--ok);border:1px solid rgba(52,211,153,.24);font-size:17px;
}
.guarantee h3{font-size:15.5px;color:#fff;margin-bottom:8px}
.guarantee p{font-size:13.5px;color:var(--text-2);line-height:1.62}

/* ============ NEWS (CMS) ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.news-card{
  border-radius:var(--r-md);border:1px solid var(--line);
  background:rgba(8,18,41,.7);overflow:hidden;
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 22px 48px rgba(2,8,23,.6)}
.news-card a{display:block;padding:24px 22px;height:100%}
.news-cat{font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan)}
.news-card h3{font-size:16px;color:#fff;margin:12px 0 10px;line-height:1.45}
.news-card p{font-size:13.5px;color:var(--text-2);line-height:1.62}
.news-meta{display:block;margin-top:16px;font-size:12px;color:#64748B}
.empty{padding:28px;border-radius:var(--r-md);border:1px dashed var(--line);color:var(--text-2);font-size:14px;text-align:center}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:rgba(8,18,41,.62);overflow:hidden}
.faq-item summary{
  cursor:pointer;list-style:none;padding:20px 24px;
  display:flex;align-items:flex-start;justify-content:space-between;gap:16px;
  font-size:15.5px;font-weight:600;color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--sky);flex:none;margin-top:5px;transition:transform .24s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item[open]{border-color:var(--line-strong);background:rgba(13,27,58,.78)}
.faq-item p{padding:0 24px 22px;font-size:14px;color:var(--text-2);line-height:1.72}

/* ============ LEAD FORM ============ */
.lead-wrap{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:44px;align-items:center}
.lead-panel{
  padding:32px 30px;border-radius:var(--r-lg);
  background:linear-gradient(160deg, rgba(21,44,86,.68), rgba(7,15,34,.86));
  border:1px solid var(--line);box-shadow:var(--sh-2);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
}
.lead-form{display:flex;flex-direction:column;gap:18px}
.field label{display:block;font-size:13px;font-weight:600;color:#CBD5E1;margin-bottom:8px}
.field input,.field select{
  width:100%;padding:13px 16px;border-radius:var(--r-sm);
  background:rgba(3,7,18,.72);border:1px solid var(--line);
  color:#fff;font-size:14px;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field input::placeholder{color:#5B6B84}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--line-strong);box-shadow:0 0 0 3px rgba(56,189,248,.16);
}
.form-hint{font-size:12.5px;color:#64748B;line-height:1.6;text-align:center}

/* ============ FOOTER ============ */
.site-footer{
  border-top:1px solid rgba(56,189,248,.14);
  background:linear-gradient(180deg, rgba(8,18,41,.7), rgba(3,7,18,1));
  padding:64px 0 28px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.1fr;gap:36px}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:13.5px;color:var(--text-2);line-height:1.72;max-width:340px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.footer-badges span{
  font-size:11.5px;font-weight:600;padding:6px 12px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:var(--text-2);background:rgba(56,189,248,.06);
}
.footer-col h3{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--sky);margin-bottom:18px;font-weight:700}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a{font-size:13.5px;color:var(--text-2);transition:color .22s var(--ease)}
.footer-col a:hover{color:var(--cyan)}
.footer-col li.plain{font-size:13.5px;color:var(--text-2)}
.footer-bottom{
  margin-top:48px;padding-top:24px;border-top:1px solid rgba(56,189,248,.10);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:12.5px;color:#64748B;
}
.footer-bottom a{color:#64748B}
.footer-bottom a:hover{color:var(--cyan)}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:18px;cursor:pointer;
  display:grid;place-items:center;font-size:20px;color:var(--sky);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,15,34,.92),rgba(7,15,34,.92)),linear-gradient(135deg,#22D3EE,#2563EB);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.78;transition:transform .26s var(--ease),opacity .26s var(--ease),box-shadow .26s var(--ease);
}
.fab:hover{opacity:1;transform:scale(1.07);box-shadow:0 0 32px rgba(6,182,212,.7)}
.fab:active{transform:scale(.94)}
.fab-dot{
  position:absolute;top:-3px;right:-3px;width:12px;height:12px;border-radius:50%;
  background:#F43F5E;box-shadow:0 0 0 2px #030712;animation:pulseDot 1.4s infinite;
}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .hero-grid,.sec-split,.lead-wrap{grid-template-columns:1fr;gap:38px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
  .steps,.pay-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metric-board{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:1000px){
  .nav{
    position:absolute;top:100%;left:0;right:0;margin-left:0;
    flex-direction:column;gap:3px;padding:14px 20px 18px;
    background:rgba(4,10,24,.98);
    border-bottom:1px solid rgba(56,189,248,.18);
    transform:translateY(-10px);opacity:0;visibility:hidden;pointer-events:none;
    transition:transform .26s var(--ease),opacity .26s var(--ease),visibility .26s;
  }
  .nav.open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}
  .nav-link{padding:12px 14px;font-size:14.5px}
  .nav-toggle{display:grid}
  .nav-wrap{min-height:66px}
  .brand-text{font-size:13.5px}
  .nav-actions .btn{padding:9px 15px;font-size:13px}
}
@media (max-width:768px){
  .section{padding:62px 0}
  .hero{padding:52px 0 68px}
  .grid-3,.cat-grid,.news-grid,.guarantee-grid{grid-template-columns:1fr}
  .metric-board{grid-template-columns:1fr}
  .container{padding:0 18px}
  .sec-head{margin-bottom:32px}
  .hero-lead{font-size:15.5px}
  .footer-grid{grid-template-columns:1fr;gap:30px}
  .footer-brand p{max-width:none}
}
@media (max-width:520px){
  body{font-size:15.5px}
  .steps,.pay-grid{grid-template-columns:1fr}
  .brand-text em{display:none}
  .brand-text{font-size:12.5px;max-width:170px;white-space:normal;line-height:1.25}
  .nav-actions{gap:7px}
  .nav-actions .btn{padding:8px 12px;font-size:12.5px}
  .hero-cta .btn{width:100%}
  .metric strong{font-size:25px}
  .fab{bottom:78px;width:52px;height:52px;font-size:18px}
  table.compare th,table.compare td{padding:14px 16px;font-size:13px}
}

/* roulang page: category1 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b3a;
  --surface:rgba(15,32,64,.55);
  --surface-2:rgba(8,18,41,.74);
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.40);
  --blue:#2563EB;
  --blue-deep:#1D4ED8;
  --cyan:#22D3EE;
  --sky:#38BDF8;
  --text:#F8FAFC;
  --text-2:#94A3B8;
  --text-3:#60A5FA;
  --ok:#34D399;
  --warn:#FBBF24;
  --danger:#F87171;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 16px 40px rgba(2,8,23,.50);
  --sh-2:0 26px 64px rgba(2,8,23,.66);
  --glow:0 0 26px rgba(56,189,248,.42);
  --ease:cubic-bezier(.22,.61,.36,1);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:100px}
body{
  margin:0;
  font-family:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 560px at 10% -12%, rgba(37,99,235,.26), transparent 62%),
    radial-gradient(880px 480px at 98% 4%, rgba(34,211,238,.13), transparent 62%),
    var(--bg-0);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,p{margin:0}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--sky);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ============ HEADER / NAV ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(3,7,18,.80);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.nav-wrap{display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;white-space:nowrap}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#22D3EE);
  color:#02121e;font-size:15px;
  box-shadow:0 0 20px rgba(56,189,248,.48);
}
.brand-text{font-size:15px;letter-spacing:-.2px;line-height:1.2}
.brand-text em{font-style:normal;color:var(--cyan);display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;margin-top:2px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 14px;border-radius:10px;font-size:14px;font-weight:500;
  color:var(--text-2);white-space:nowrap;
  transition:color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(56,189,248,.10)}
.nav-link.active{color:#fff;background:rgba(37,99,235,.24);box-shadow:inset 0 0 0 1px rgba(56,189,248,.36)}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(56,189,248,.08);border:1px solid var(--line);
  color:var(--sky);cursor:pointer;place-items:center;font-size:16px;
  transition:background .22s var(--ease);
}
.nav-toggle:hover{background:rgba(56,189,248,.18)}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;background:transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn:active{transform:translateY(1px) scale(.985)}
.btn-ghost{border-color:rgba(56,189,248,.36);color:var(--sky)}
.btn-ghost:hover{background:rgba(56,189,248,.13);color:#fff;border-color:var(--line-strong)}
.btn-glow{
  background:linear-gradient(135deg,#1D4ED8,#0EA5E9);
  color:#fff;
  box-shadow:0 0 22px rgba(56,189,248,.42),0 10px 26px rgba(2,8,23,.55);
}
.btn-glow:hover{box-shadow:0 0 34px rgba(56,189,248,.68),0 14px 32px rgba(2,8,23,.6);transform:translateY(-2px)}
.btn-lg{padding:15px 28px;font-size:15px}
.btn-block{width:100%}

/* ============ HERO ============ */
.hero{position:relative;padding:66px 0 84px;overflow:hidden;border-bottom:1px solid rgba(56,189,248,.10)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center 26%;opacity:.26;filter:saturate(1.12)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(880px 420px at 12% 0%, rgba(37,99,235,.38), transparent 66%),
    linear-gradient(180deg, rgba(3,7,18,.74) 0%, rgba(3,7,18,.92) 58%, var(--bg-0) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:52px;align-items:start}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  background:rgba(34,211,238,.12);color:var(--cyan);
  border:1px solid rgba(34,211,238,.28);
}
.badge-live i{animation:pulseDot 1.6s infinite}
.badge-soft{background:rgba(37,99,235,.14);color:#BFDBFE;border-color:rgba(59,130,246,.30)}
.hero h1{
  font-size:clamp(27px,3.9vw,44px);
  line-height:1.2;margin:22px 0 20px;letter-spacing:-.8px;
  background:linear-gradient(120deg,#FFFFFF 20%,#7DD3FC 78%,#22D3EE 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:#E2F4FF;
}
.hero-lead{font-size:16.5px;color:#C7D6E8;line-height:1.72;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 26px}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px 26px}
.hero-facts li{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-2)}
.hero-facts i{color:var(--ok);font-size:13px}

/* Hero panel — thẻ hội viên */
.hero-panel{
  background:linear-gradient(160deg, rgba(21,44,86,.66), rgba(7,15,34,.82));
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 24px 24px;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh-2), inset 0 1px 0 rgba(148,197,255,.10);
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:14px;padding-bottom:16px;border-bottom:1px dashed rgba(56,189,248,.22)}
.panel-head h2{font-size:16px;letter-spacing:-.2px}
.panel-head span{font-size:12px;color:var(--cyan);font-weight:600;letter-spacing:.06em;text-transform:uppercase}
.panel-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0 6px;text-align:left}
.panel-metrics div{padding-right:8px}
.panel-metrics strong{display:block;font-size:22px;letter-spacing:-.5px;color:#E0F2FE}
.panel-metrics small{font-size:11.5px;color:var(--text-2);line-height:1.4;display:block;margin-top:4px}
.tier{margin-top:18px}
.tier-top{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--text-2);margin-bottom:9px}
.tier-top b{color:var(--warn);font-weight:600}
.tier-bar{height:9px;border-radius:var(--r-pill);background:rgba(148,163,184,.18);overflow:hidden}
.tier-bar span{display:block;height:100%;width:74%;border-radius:var(--r-pill);background:linear-gradient(90deg,#1D4ED8,#22D3EE);box-shadow:0 0 16px rgba(34,211,238,.6)}
.tier-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.tier-tags span{font-size:11.5px;padding:5px 11px;border-radius:var(--r-pill);background:rgba(56,189,248,.10);border:1px solid var(--line);color:#BAE6FD}
.panel-cta{margin-top:20px;display:grid;gap:10px}
.panel-note{font-size:12px;color:var(--text-2);text-align:left;line-height:1.55}

/* ============ SECTION SHELL ============ */
.section{padding:88px 0;position:relative}
.section--alt{
  background:linear-gradient(180deg, rgba(8,18,41,.74), rgba(3,7,18,.20));
  border-top:1px solid rgba(56,189,248,.08);
  border-bottom:1px solid rgba(56,189,248,.08);
}
.eyebrow{display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);margin-bottom:14px}
.section-head{max-width:820px;margin-bottom:44px}
.section-head h2{font-size:clamp(23px,2.6vw,33px);line-height:1.26;letter-spacing:-.6px;color:#EAF4FF}
.section-head p{margin-top:14px;color:var(--text-2);font-size:15.5px;line-height:1.72}
.section-head--split{max-width:none;display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:44px;align-items:end}
.section-head--split p{margin-top:0}

/* ============ METRICS ============ */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.metric{
  padding:24px 22px;border-radius:var(--r-md);
  background:linear-gradient(165deg, rgba(21,44,86,.55), rgba(6,13,30,.66));
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.metric:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 20px 48px rgba(2,8,23,.6),0 0 22px rgba(56,189,248,.18)}
.metric i{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:11px;background:rgba(34,211,238,.12);color:var(--cyan);font-size:15px;margin-bottom:16px}
.metric strong{display:block;font-size:29px;letter-spacing:-1px;color:#E0F2FE;line-height:1.1}
.metric h3{font-size:14px;margin:10px 0 6px;color:#DBEAFE}
.metric p{font-size:13px;color:var(--text-2);line-height:1.6}
.metric-note{margin-top:26px;display:flex;align-items:flex-start;gap:12px;padding:16px 20px;border-radius:var(--r-md);background:rgba(56,189,248,.06);border-left:3px solid var(--cyan);font-size:14px;color:#C7D6E8}

/* ============ FEATURE MATRIX ============ */
.matrix{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 52px}
.matrix-row{
  display:flex;gap:16px;padding:24px 0;
  border-bottom:1px solid rgba(56,189,248,.12);
}
.matrix-row i{
  flex:none;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(37,99,235,.18);color:var(--sky);font-size:15px;
}
.matrix-row h3{font-size:15.5px;margin-bottom:7px;color:#E7F1FF}
.matrix-row p{font-size:14px;color:var(--text-2);line-height:1.68}

/* ============ COMPARE TABLE ============ */
.table-scroll{overflow-x:auto;border-radius:var(--r-md);border:1px solid var(--line);background:rgba(6,13,30,.55)}
table.compare{width:100%;min-width:660px;border-collapse:collapse;font-size:14.5px}
table.compare th,table.compare td{padding:17px 20px;text-align:left;border-bottom:1px solid rgba(56,189,248,.10);vertical-align:top}
table.compare thead th{font-size:12.5px;letter-spacing:.10em;text-transform:uppercase;color:var(--text-2);background:rgba(8,18,41,.85)}
table.compare thead th:nth-child(2){color:var(--cyan)}
table.compare thead th:nth-child(3){color:#FCA5A5}
table.compare tbody tr:last-child td{border-bottom:0}
table.compare tbody tr:hover{background:rgba(56,189,248,.05)}
table.compare td:first-child{color:#DBEAFE;font-weight:600}
table.compare td span.good{color:var(--ok);font-weight:600}
table.compare td span.bad{color:var(--danger);font-weight:600}

/* ============ TIMELINE ============ */
.timeline{position:relative;margin-top:8px;padding-left:34px}
.timeline::before{content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,rgba(34,211,238,.7),rgba(37,99,235,.15))}
.timeline li{position:relative;padding:0 0 30px 8px}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{
  content:"";position:absolute;left:-30px;top:6px;width:14px;height:14px;border-radius:50%;
  background:var(--bg-0);border:2px solid var(--cyan);box-shadow:0 0 14px rgba(34,211,238,.6);
}
.timeline h3{font-size:16px;color:#EAF4FF;margin-bottom:8px}
.timeline h3 em{font-style:normal;color:var(--cyan);font-size:12px;font-weight:700;letter-spacing:.1em;margin-right:10px}
.timeline p{font-size:14px;color:var(--text-2);line-height:1.7;max-width:720px}

/* ============ CHANNEL / CATEGORY GRID ============ */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.channel-card{
  display:flex;flex-direction:column;
  border-radius:var(--r-md);overflow:hidden;
  background:linear-gradient(170deg, rgba(19,40,78,.62), rgba(6,13,30,.72));
  border:1px solid var(--line);
  box-shadow:var(--sh-1);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.channel-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:0 24px 56px rgba(2,8,23,.65),0 0 26px rgba(56,189,248,.22)}
.channel-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.channel-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.channel-card:hover .channel-thumb img{transform:scale(1.06)}
.channel-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.05),rgba(3,7,18,.75))}
.channel-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.channel-body h3{font-size:17px;color:#EAF4FF}
.channel-body p{font-size:13.5px;color:var(--text-2);line-height:1.65;flex:1}
.channel-body .link-more{font-size:13px;font-weight:600;color:var(--sky);display:inline-flex;align-items:center;gap:8px}
.channel-card:hover .link-more{color:var(--cyan)}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:5px 11px;border-radius:var(--r-pill);background:rgba(34,211,238,.12);color:var(--cyan);border:1px solid rgba(34,211,238,.26);width:fit-content}

/* ============ NEWS ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.news-card{
  display:flex;flex-direction:column;gap:12px;
  padding:24px 22px;border-radius:var(--r-md);
  background:rgba(8,18,41,.62);
  border:1px solid var(--line);
  transition:transform .26s var(--ease),border-color .26s var(--ease),background .26s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:var(--line-strong);background:rgba(15,32,64,.7)}
.news-card h3{font-size:15.5px;line-height:1.5;color:#EAF4FF}
.news-card p{font-size:13.5px;color:var(--text-2);line-height:1.66;flex:1}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:12px;font-size:12px;color:#7C8FAB;padding-top:12px;border-top:1px solid rgba(56,189,248,.12)}
.news-empty{padding:30px;border-radius:var(--r-md);background:rgba(8,18,41,.6);border:1px dashed var(--line);color:var(--text-2);font-size:14.5px}

/* ============ ASSURANCE ============ */
.assure-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.92fr);gap:48px;align-items:start}
.assure-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid rgba(56,189,248,.10);font-size:14.5px;color:#CBD8EA}
.assure-list li:last-child{border-bottom:0}
.assure-list i{color:var(--ok);margin-top:4px;font-size:14px}
.assure-list b{color:#EAF4FF;display:block;margin-bottom:4px;font-size:15px;font-weight:600}
.pay-box{padding:26px 24px;border-radius:var(--r-lg);background:linear-gradient(160deg,rgba(21,44,86,.58),rgba(6,13,30,.78));border:1px solid var(--line);box-shadow:var(--sh-1)}
.pay-box h3{font-size:16px;margin-bottom:6px;color:#EAF4FF}
.pay-box p{font-size:13.5px;color:var(--text-2);line-height:1.65}
.pay-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin:20px 0 18px}
.pay-item{display:flex;align-items:center;gap:10px;padding:13px 14px;border-radius:var(--r-sm);background:rgba(3,7,18,.6);border:1px solid rgba(56,189,248,.18);font-size:13.5px;font-weight:600;color:#DBEAFE}
.pay-item i{color:var(--cyan)}
.pay-foot{font-size:12.5px;color:var(--text-2);display:flex;align-items:center;gap:8px}

/* ============ FAQ ============ */
.faq{display:grid;gap:14px;max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:rgba(8,18,41,.6);overflow:hidden;transition:border-color .24s var(--ease),background .24s var(--ease)}
.faq-item[open]{border-color:var(--line-strong);background:rgba(15,32,64,.66)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:19px 22px;font-size:15.5px;font-weight:600;color:#EAF4FF;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--cyan);transition:transform .26s var(--ease)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 22px 20px;font-size:14.5px;color:var(--text-2);line-height:1.72}

/* ============ CTA / FORM ============ */
.cta-wrap{
  display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:44px;
  padding:44px;border-radius:var(--r-lg);
  background:
    radial-gradient(620px 300px at 0% 0%, rgba(37,99,235,.30), transparent 68%),
    linear-gradient(160deg,rgba(15,32,64,.80),rgba(4,9,22,.88));
  border:1px solid var(--line-strong);
  box-shadow:var(--sh-2);
}
.cta-wrap h2{font-size:clamp(22px,2.4vw,30px);line-height:1.26;letter-spacing:-.5px;color:#EAF4FF;margin-bottom:16px}
.cta-wrap p{font-size:15px;color:#C7D6E8;line-height:1.72}
.cta-points{margin-top:22px;display:grid;gap:12px}
.cta-points li{display:flex;gap:11px;font-size:14px;color:#CBD8EA}
.cta-points i{color:var(--cyan);margin-top:4px}
.lead-form{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field.full{grid-column:1/-1}
.field label{font-size:12.5px;font-weight:600;letter-spacing:.04em;color:#BFDBFE}
.field input,.field select{
  width:100%;padding:13px 15px;border-radius:var(--r-sm);
  background:rgba(3,7,18,.72);border:1px solid var(--line);color:var(--text);
  font-size:14.5px;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field input::placeholder{color:#64748B}
.field input:focus,.field select:focus{border-color:var(--line-strong);box-shadow:0 0 0 3px rgba(56,189,248,.16);outline:none}
.form-note{grid-column:1/-1;font-size:12.5px;color:var(--text-2);line-height:1.6}

/* ============ FOOTER ============ */
.site-footer{margin-top:20px;padding:64px 0 30px;background:linear-gradient(180deg,rgba(3,7,18,.30),rgba(8,18,41,.86));border-top:1px solid rgba(56,189,248,.14)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px}
.footer-brand p{margin:18px 0;font-size:14px;color:var(--text-2);line-height:1.7;max-width:420px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-badges span{font-size:11.5px;padding:6px 12px;border-radius:var(--r-pill);background:rgba(56,189,248,.09);border:1px solid var(--line);color:#BAE6FD;letter-spacing:.03em}
.footer-col h3{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:#DBEAFE;margin-bottom:18px}
.footer-col ul{display:grid;gap:11px}
.footer-col a,.footer-col li.plain{font-size:14px;color:var(--text-2);transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{margin-top:46px;padding-top:22px;border-top:1px solid rgba(56,189,248,.12);display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;font-size:12.5px;color:#7C8FAB}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:58px;height:58px;border-radius:18px;
  display:flex;align-items:center;justify-content:center;
  background:linear-gradient(150deg,rgba(9,22,48,.94),rgba(3,7,18,.86));
  border:2px solid var(--cyan);
  color:#A5F3FC;font-size:20px;
  box-shadow:0 0 20px rgba(34,211,238,.45),0 12px 30px rgba(2,8,23,.6);
  backdrop-filter:blur(12px);
  opacity:.8;
  transition:transform .26s var(--ease),opacity .26s var(--ease),box-shadow .26s var(--ease),border-color .26s var(--ease);
  animation:fabFloat 3.4s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.09);box-shadow:0 0 32px rgba(34,211,238,.75),0 16px 36px rgba(2,8,23,.65);animation-play-state:paused}
.fab:active{transform:scale(.94);border-color:#EC4899}
.fab i{animation:iconFlicker 4s infinite}
.fab-dot{position:absolute;top:-4px;right:-4px;width:13px;height:13px;border-radius:50%;background:#F43F5E;box-shadow:0 0 0 3px rgba(3,7,18,.9),0 0 12px rgba(244,63,94,.9);animation:pulseDot 1.4s infinite}

/* ============ ANIMATIONS ============ */
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-6px)}}
@keyframes iconFlicker{0%,92%,100%{opacity:1}94%{opacity:.35}96%{opacity:1}98%{opacity:.5}}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .nav{
    position:fixed;top:74px;left:0;right:0;
    flex-direction:column;gap:2px;margin:0;padding:14px 24px 22px;
    background:rgba(3,7,18,.97);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
    max-height:calc(100vh - 74px);overflow:auto;
    transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:transform .26s var(--ease),opacity .26s var(--ease);
  }
  .nav.open{transform:none;opacity:1;pointer-events:auto}
  .nav-link{padding:13px 14px;font-size:15px}
  .nav-toggle{display:grid}
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .matrix{grid-template-columns:1fr;gap:0}
  .channel-grid,.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .section-head--split{grid-template-columns:1fr;gap:20px}
  .assure-grid{grid-template-columns:1fr;gap:36px}
  .cta-wrap{grid-template-columns:1fr;gap:32px;padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px}
}
@media (max-width:768px){
  .container{padding:0 18px}
  .section{padding:64px 0}
  .hero{padding:48px 0 64px}
  .hero-cta .btn{flex:1 1 100%}
  .channel-grid,.news-grid{grid-template-columns:1fr}
  .metric-grid{grid-template-columns:1fr}
  .panel-metrics{grid-template-columns:1fr 1fr;gap:16px}
  .lead-form{grid-template-columns:1fr}
  .nav-wrap{gap:10px;min-height:66px}
  .brand-text{font-size:13.5px}
  .brand-text em{font-size:10px;letter-spacing:.10em}
  .nav{top:66px;max-height:calc(100vh - 66px)}
  .nav-actions .btn{padding:10px 14px;font-size:13px}
  html{scroll-padding-top:84px}
}
@media (max-width:520px){
  .brand-text em{display:none}
  .brand-mark{width:34px;height:34px;border-radius:10px}
  .hero h1{font-size:26px}
  .cta-wrap{padding:24px 20px}
  .pay-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .fab{width:52px;height:52px;left:12px;bottom:88px;border-radius:16px;font-size:18px}
  .timeline{padding-left:28px}
}

/* roulang page: article */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b3a;
  --surface:rgba(15,32,64,.55);
  --surface-2:rgba(8,18,41,.74);
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.40);
  --blue:#2563EB;
  --blue-deep:#1D4ED8;
  --cyan:#22D3EE;
  --sky:#38BDF8;
  --text:#F8FAFC;
  --text-2:#94A3B8;
  --text-3:#60A5FA;
  --ok:#34D399;
  --warn:#FBBF24;
  --danger:#F87171;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 16px 40px rgba(2,8,23,.50);
  --sh-2:0 26px 64px rgba(2,8,23,.66);
  --glow:0 0 26px rgba(56,189,248,.42);
  --ease:cubic-bezier(.22,.61,.36,1);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 560px at 10% -12%, rgba(37,99,235,.26), transparent 62%),
    radial-gradient(880px 480px at 98% 4%, rgba(34,211,238,.13), transparent 62%),
    var(--bg-0);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{margin:0;padding:0;list-style:none}
p{margin:0 0 14px}
h1,h2,h3,h4{margin:0;font-weight:700;letter-spacing:-.4px}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--sky);outline-offset:3px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
/* ============ HEADER / NAV ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(3,7,18,.80);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.nav-wrap{display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;white-space:nowrap}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#22D3EE);
  color:#02121e;font-size:15px;
  box-shadow:0 0 20px rgba(56,189,248,.48);
}
.brand-text{font-size:15px;letter-spacing:-.2px;line-height:1.2}
.brand-text em{font-style:normal;color:var(--cyan);display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;margin-top:2px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 14px;border-radius:10px;font-size:14px;font-weight:500;
  color:var(--text-2);transition:color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(56,189,248,.10)}
.nav-link.active{
  color:#fff;background:rgba(37,99,235,.24);
  box-shadow:inset 0 0 0 1px rgba(56,189,248,.36);
}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(56,189,248,.08);border:1px solid var(--line);
  color:var(--sky);cursor:pointer;place-items:center;font-size:16px;
  transition:background .22s var(--ease);
}
.nav-toggle:hover{background:rgba(56,189,248,.18)}
/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;background:transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn:active{transform:translateY(1px) scale(.985)}
.btn-ghost{border-color:rgba(56,189,248,.36);color:var(--sky)}
.btn-ghost:hover{background:rgba(56,189,248,.13);color:#fff;border-color:var(--line-strong)}
.btn-glow{
  background:linear-gradient(135deg,#1D4ED8,#0EA5E9);
  color:#fff;
  box-shadow:0 0 22px rgba(56,189,248,.42),0 10px 26px rgba(2,8,23,.55);
}
.btn-glow:hover{
  box-shadow:0 0 34px rgba(56,189,248,.68),0 14px 32px rgba(2,8,23,.6);
  transform:translateY(-2px);
}
.btn-lg{padding:15px 28px;font-size:15px}
.btn-block{width:100%}
/* ============ BADGES / LABELS ============ */
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  background:rgba(34,211,238,.12);color:var(--cyan);
  border:1px solid rgba(34,211,238,.28);
}
.badge-soft{background:rgba(37,99,235,.14);color:#93C5FD;border-color:rgba(37,99,235,.30)}
.badge-ok{background:rgba(52,211,153,.12);color:var(--ok);border-color:rgba(52,211,153,.30)}
.eyebrow{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--sky);margin-bottom:12px;
}
/* ============ ARTICLE HERO ============ */
.article-hero{
  position:relative;overflow:hidden;
  border-bottom:1px solid rgba(56,189,248,.10);
}
.article-hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center 34%;
  opacity:.30;filter:saturate(1.1);
}
.article-hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(900px 440px at 10% 0%, rgba(37,99,235,.36), transparent 66%),
    linear-gradient(180deg, rgba(3,7,18,.80) 0%, rgba(3,7,18,.93) 62%, var(--bg-0) 100%);
}
.article-hero .container{position:relative;z-index:2}
.article-hero-inner{padding:52px 0 60px;max-width:900px}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--text-2);margin-bottom:22px}
.crumbs a{color:var(--text-3);transition:color .2s var(--ease)}
.crumbs a:hover{color:#fff}
.crumbs i{font-size:10px;opacity:.6}
.article-hero h1{
  font-size:clamp(26px,3.6vw,42px);line-height:1.22;margin:16px 0 18px;
  background:linear-gradient(120deg,#FFFFFF 22%,#7DD3FC 80%,#22D3EE 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:#E2F4FF;
}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;font-size:13.5px;color:var(--text-2);margin-bottom:26px}
.article-meta span{display:inline-flex;align-items:center;gap:8px}
.article-meta i{color:var(--cyan);font-size:12px}
.pull-quote{
  border-left:3px solid var(--sky);
  background:linear-gradient(120deg, rgba(37,99,235,.18), rgba(8,18,41,.30));
  border-radius:0 var(--r-md) var(--r-md) 0;
  padding:18px 22px;font-size:16.5px;line-height:1.7;color:#DCEAFB;
  max-width:860px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
/* ============ SECTION SHELL ============ */
.section{padding:80px 0;position:relative}
.section--alt{
  background:linear-gradient(180deg, rgba(8,18,41,.74), rgba(3,7,18,.20));
  border-top:1px solid rgba(56,189,248,.08);
  border-bottom:1px solid rgba(56,189,248,.08);
}
.section-head{margin-bottom:40px;max-width:760px}
.section-head h2{font-size:clamp(22px,2.6vw,31px);line-height:1.28;margin-bottom:14px}
.section-head p{color:var(--text-2);font-size:15.5px;line-height:1.7;margin:0}
.section-head--split{display:flex;align-items:flex-end;justify-content:space-between;gap:28px;max-width:none}
.section-head--split .section-head{max-width:640px;margin-bottom:0}
/* ============ ARTICLE BODY ============ */
.article-shell{padding:64px 0 8px}
.article-body{
  max-width:840px;
  font-size:16.5px;line-height:1.75;color:#CBD8E8;
}
.article-body h2{
  font-size:clamp(20px,2.3vw,27px);color:#fff;margin:40px 0 16px;
  padding-left:16px;border-left:3px solid var(--sky);
}
.article-body h3{font-size:19px;color:#fff;margin:30px 0 12px}
.article-body h4{font-size:17px;color:#E2F4FF;margin:24px 0 10px}
.article-body p{margin:0 0 16px}
.article-body a{color:var(--sky);border-bottom:1px solid rgba(56,189,248,.4);transition:color .2s var(--ease)}
.article-body a:hover{color:#fff;border-color:#fff}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px;list-style:revert}
.article-body li{margin-bottom:9px}
.article-body strong{color:#fff}
.article-body img{border-radius:var(--r-md);margin:22px 0;border:1px solid var(--line)}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;border-radius:var(--r-md);
  background:rgba(15,32,64,.55);border:1px solid var(--line);
  border-left:3px solid var(--cyan);color:#DCEAFB;font-style:normal;
}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{padding:12px 14px;border:1px solid var(--line);text-align:left}
.article-body th{background:rgba(37,99,235,.16);color:#fff;font-weight:600}
.article-body tr:nth-child(even) td{background:rgba(8,18,41,.44)}
.article-empty{
  max-width:640px;padding:44px 32px;border-radius:var(--r-lg);
  background:var(--surface-2);border:1px solid var(--line);text-align:left;
}
.article-empty h2{font-size:22px;margin-bottom:12px}
.article-empty p{color:var(--text-2);margin-bottom:22px}
/* ============ METRIC BOARD ============ */
.metric-board{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:linear-gradient(160deg, rgba(21,44,86,.55), rgba(7,15,34,.80));
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--sh-1);overflow:hidden;
}
.metric-row{
  display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,2fr) auto;
  gap:24px;align-items:center;padding:22px 28px;
  border-bottom:1px solid rgba(56,189,248,.10);
  transition:background .25s var(--ease);
}
.metric-row:last-child{border-bottom:0}
.metric-row:hover{background:rgba(56,189,248,.06)}
.metric-label{font-size:14.5px;color:var(--text-2)}
.metric-label strong{display:block;color:#fff;font-size:16px;margin-bottom:3px}
.metric-value{font-size:clamp(20px,2.4vw,27px);font-weight:700;color:#7DD3FC;letter-spacing:-.6px;white-space:nowrap}
.metric-bar{height:7px;border-radius:var(--r-pill);background:rgba(56,189,248,.14);overflow:hidden;margin-top:10px}
.metric-bar span{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,#1D4ED8,#22D3EE)}
/* ============ MATRIX CARDS ============ */
.matrix-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.matrix-card{
  padding:26px 24px;border-radius:var(--r-lg);
  background:linear-gradient(160deg, rgba(15,32,64,.62), rgba(6,12,28,.80));
  border:1px solid var(--line);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.matrix-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 26px rgba(56,189,248,.22)}
.matrix-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(37,99,235,.20);border:1px solid rgba(56,189,248,.28);
  color:var(--sky);font-size:18px;margin-bottom:16px;
}
.matrix-card h3{font-size:17.5px;margin-bottom:10px}
.matrix-card p{font-size:14.5px;color:var(--text-2);line-height:1.7;margin:0}
.matrix-list{margin-top:16px;display:flex;flex-direction:column;gap:8px}
.matrix-list li{display:flex;gap:9px;font-size:14px;color:#B6C6DA;line-height:1.6}
.matrix-list i{color:var(--ok);font-size:12px;margin-top:5px}
/* ============ COMPARE ============ */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.compare-col{padding:26px 24px;border-radius:var(--r-lg);border:1px solid var(--line);background:rgba(8,18,41,.62)}
.compare-col--good{border-color:rgba(52,211,153,.34);background:linear-gradient(160deg, rgba(6,40,32,.55), rgba(5,14,26,.72))}
.compare-col--bad{border-color:rgba(248,113,113,.28);background:linear-gradient(160deg, rgba(45,15,20,.45), rgba(5,14,26,.72))}
.compare-col h3{display:flex;align-items:center;gap:10px;font-size:17px;margin-bottom:16px}
.compare-col--good h3 i{color:var(--ok)}
.compare-col--bad h3 i{color:var(--danger)}
.compare-col li{display:flex;gap:10px;font-size:14.5px;color:#BCCBDD;line-height:1.68;margin-bottom:11px}
.compare-col li i{font-size:12px;margin-top:6px;flex:none}
.compare-col--good li i{color:var(--ok)}
.compare-col--bad li i{color:var(--danger)}
/* ============ TIMELINE ============ */
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,#22D3EE,rgba(37,99,235,.15))}
.timeline-item{position:relative;padding:0 0 30px 6px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;left:-30px;top:5px;width:18px;height:18px;border-radius:50%;
  background:var(--bg-0);border:2px solid var(--sky);box-shadow:0 0 14px rgba(56,189,248,.55);
}
.timeline-item h3{font-size:17px;margin-bottom:7px}
.timeline-item span{display:inline-block;font-size:12px;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--cyan);margin-bottom:8px}
.timeline-item p{font-size:14.5px;color:var(--text-2);line-height:1.7;margin:0}
/* ============ NEWS LIST ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r-lg);
  border:1px solid var(--line);background:rgba(8,18,41,.62);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 24px rgba(56,189,248,.20)}
.news-thumb{position:relative;aspect-ratio:16/9;overflow:hidden;background:rgba(15,32,64,.6)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.06)}
.news-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-body h3{font-size:16.5px;line-height:1.45}
.news-body p{font-size:14px;color:var(--text-2);line-height:1.68;margin:0;flex:1}
.news-more{display:flex;justify-content:center;margin-top:38px}
/* ============ ASSURANCE ============ */
.assure-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.assure-item{
  padding:22px 20px;border-radius:var(--r-md);
  border:1px solid var(--line);background:rgba(15,32,64,.42);
  transition:background .25s var(--ease),border-color .25s var(--ease);
}
.assure-item:hover{background:rgba(37,99,235,.14);border-color:var(--line-strong)}
.assure-item i{font-size:20px;color:var(--sky);margin-bottom:12px;display:block}
.assure-item h3{font-size:15.5px;margin-bottom:8px}
.assure-item p{font-size:13.5px;color:var(--text-2);line-height:1.65;margin:0}
/* ============ FAQ ============ */
.faq-wrap{max-width:900px}
.faq-item{border:1px solid var(--line);border-radius:var(--r-md);background:rgba(8,18,41,.58);margin-bottom:12px;overflow:hidden;transition:border-color .25s var(--ease)}
.faq-item[open]{border-color:var(--line-strong);box-shadow:0 0 20px rgba(56,189,248,.14)}
.faq-item summary{
  cursor:pointer;padding:18px 22px;font-size:15.5px;font-weight:600;color:#E6F2FF;
  display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--sky);transition:transform .25s var(--ease)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 22px 20px;margin:0;font-size:14.5px;color:var(--text-2);line-height:1.72;max-width:760px}
/* ============ CTA / FORM ============ */
.cta-panel{
  border-radius:var(--r-lg);border:1px solid var(--line-strong);
  background:
    radial-gradient(620px 300px at 12% 0%, rgba(37,99,235,.36), transparent 66%),
    linear-gradient(160deg, rgba(15,32,64,.72), rgba(4,9,22,.90));
  padding:44px;display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);
  gap:42px;align-items:center;box-shadow:var(--sh-2);
}
.cta-panel h2{font-size:clamp(21px,2.5vw,29px);line-height:1.3;margin-bottom:14px}
.cta-panel p{color:#B9C9DC;font-size:15.5px;line-height:1.72;margin:0 0 22px}
.cta-facts{display:flex;flex-wrap:wrap;gap:12px 24px}
.cta-facts li{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-2)}
.cta-facts i{color:var(--ok);font-size:13px}
.form-card{
  background:rgba(3,7,18,.62);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:26px 24px;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}
.form-card h3{font-size:17px;margin-bottom:6px}
.form-card .form-note{font-size:13px;color:var(--text-2);margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:12.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-2);margin-bottom:7px}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  background:rgba(8,18,41,.84);border:1px solid var(--line);
  font-size:14.5px;color:#fff;transition:border-color .22s var(--ease),box-shadow .22s var(--ease);
}
.field input::placeholder{color:#5C7089}
.field input:hover,.field select:hover{border-color:rgba(56,189,248,.32)}
.field input:focus,.field select:focus{outline:none;border-color:var(--sky);box-shadow:0 0 0 3px rgba(56,189,248,.18)}
.form-msg{display:none;margin-top:14px;padding:12px 14px;border-radius:var(--r-sm);font-size:13.5px;background:rgba(52,211,153,.12);border:1px solid rgba(52,211,153,.32);color:#A7F3D0}
.form-msg.show{display:block}
/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  display:inline-flex;align-items:center;gap:10px;
  min-width:56px;min-height:56px;padding:0 18px 0 14px;
  border-radius:var(--r-pill);
  background:rgba(7,7,13,.80);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(120deg,#22D3EE,#2563EB,#A3E635);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  color:#E8F6FF;font-size:13.5px;font-weight:600;letter-spacing:.02em;
  transition:opacity .25s var(--ease),box-shadow .25s var(--ease),transform .25s var(--ease);
  opacity:.78;
}
.fab i{color:var(--cyan);font-size:17px;animation:fabFlicker 3.4s infinite}
.fab:hover{opacity:1;box-shadow:0 0 34px rgba(6,182,212,.75);transform:translateY(-3px)}
.fab:active{transform:translateY(1px) scale(.97);box-shadow:0 0 18px rgba(236,72,153,.6)}
.fab-dot{position:absolute;top:2px;right:2px;width:10px;height:10px;border-radius:50%;background:#EC4899;box-shadow:0 0 10px #EC4899;animation:pulseDot 1.6s infinite}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
@keyframes fabFlicker{0%,92%,100%{opacity:1}94%{opacity:.4}96%{opacity:1}98%{opacity:.6}}
/* ============ FOOTER ============ */
.site-footer{
  border-top:1px solid rgba(56,189,248,.12);
  background:linear-gradient(180deg, rgba(4,9,22,.60), rgba(2,5,14,.94));
  padding:64px 0 26px;margin-top:0;
}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:38px}
.footer-brand p{font-size:14.5px;color:var(--text-2);line-height:1.72;margin:18px 0 20px;max-width:360px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px}
.footer-badges span{
  font-size:11.5px;font-weight:600;letter-spacing:.05em;
  padding:6px 11px;border-radius:var(--r-pill);
  border:1px solid var(--line);color:#9FD9F5;background:rgba(34,211,238,.07);
}
.footer-col h3{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:#DCEAFB;margin-bottom:16px}
.footer-col li{margin-bottom:11px;font-size:14px;color:var(--text-2)}
.footer-col a{color:var(--text-2);transition:color .2s var(--ease)}
.footer-col a:hover{color:var(--sky)}
.footer-col li.plain{color:#7A8CA3}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(56,189,248,.10);
  display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;
  font-size:13px;color:#6F8098;
}
/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .nav{gap:2px}
  .nav-link{padding:8px 10px;font-size:13.5px}
  .assure-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-panel{grid-template-columns:1fr;padding:34px 28px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
}
@media (max-width:940px){
  .nav{
    position:absolute;top:74px;left:0;right:0;
    flex-direction:column;gap:4px;padding:14px 20px 20px;
    background:rgba(3,7,18,.97);
    backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
    transform:translateY(-12px);opacity:0;pointer-events:none;
    transition:opacity .24s var(--ease),transform .24s var(--ease);
  }
  .nav.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-link{width:100%;padding:12px 14px;font-size:15px}
  .nav-toggle{display:grid}
  .matrix-grid,.news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metric-row{grid-template-columns:1fr;gap:12px}
  .metric-row .metric-value{justify-self:start}
  .compare-grid{grid-template-columns:1fr}
  .section-head--split{flex-direction:column;align-items:flex-start}
}
@media (max-width:680px){
  .container{padding:0 18px}
  .nav-wrap{min-height:66px;gap:10px}
  .nav{top:66px}
  .brand-text{font-size:13.5px}
  .brand-text em{font-size:10px;letter-spacing:.1em}
  .nav-actions .btn{padding:9px 14px;font-size:13px}
  .article-hero-inner{padding:38px 0 46px}
  .section{padding:58px 0}
  .article-shell{padding:46px 0 4px}
  .matrix-grid,.news-grid,.assure-grid{grid-template-columns:1fr}
  .cta-panel{padding:28px 20px;gap:28px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px}
  .pull-quote{font-size:15.5px;padding:16px 18px}
  .fab{bottom:84px;padding:0 16px 0 13px;font-size:12.5px}
  .hero-cta .btn{flex:1 1 auto}
}
@media (max-width:420px){
  .hero-cta .btn,.cta-facts{width:100%}
  .btn-lg{padding:14px 18px;font-size:14px}
}

/* roulang page: category2 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b3a;
  --surface:rgba(15,32,64,.55);
  --surface-2:rgba(8,18,41,.74);
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.40);
  --blue:#2563EB;
  --blue-deep:#1D4ED8;
  --cyan:#22D3EE;
  --sky:#38BDF8;
  --text:#F8FAFC;
  --text-2:#94A3B8;
  --text-3:#60A5FA;
  --ok:#34D399;
  --warn:#FBBF24;
  --danger:#F87171;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 16px 40px rgba(2,8,23,.50);
  --sh-2:0 26px 64px rgba(2,8,23,.66);
  --glow:0 0 26px rgba(56,189,248,.42);
  --ease:cubic-bezier(.22,.61,.36,1);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 560px at 10% -12%, rgba(37,99,235,.26), transparent 62%),
    radial-gradient(880px 480px at 98% 4%, rgba(34,211,238,.13), transparent 62%),
    var(--bg-0);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0}
p{margin:0}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.anchor{display:block;position:relative;top:-96px;height:0;visibility:hidden}

/* ============ HEADER / NAV ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(3,7,18,.80);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.nav-wrap{display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;white-space:nowrap}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#22D3EE);
  color:#02121e;font-size:15px;
  box-shadow:0 0 20px rgba(56,189,248,.48);
}
.brand-text{font-size:15px;letter-spacing:-.2px;line-height:1.2}
.brand-text em{font-style:normal;color:var(--cyan);display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;margin-top:2px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 14px;border-radius:10px;font-size:14px;font-weight:500;
  color:var(--text-2);
  transition:color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
  white-space:nowrap;
}
.nav-link:hover{color:var(--text);background:rgba(56,189,248,.10)}
.nav-link.active{
  color:#fff;background:rgba(37,99,235,.24);
  box-shadow:inset 0 0 0 1px rgba(56,189,248,.36);
}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(56,189,248,.08);border:1px solid var(--line);
  color:var(--sky);cursor:pointer;place-items:center;font-size:16px;
  transition:background .22s var(--ease);
}
.nav-toggle:hover{background:rgba(56,189,248,.18)}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;background:transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn:active{transform:translateY(1px) scale(.985)}
.btn:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.btn-ghost{border-color:rgba(56,189,248,.36);color:var(--sky)}
.btn-ghost:hover{background:rgba(56,189,248,.13);color:#fff;border-color:var(--line-strong)}
.btn-glow{
  background:linear-gradient(135deg,#1D4ED8,#0EA5E9);
  color:#fff;
  box-shadow:0 0 22px rgba(56,189,248,.42),0 10px 26px rgba(2,8,23,.55);
}
.btn-glow:hover{
  box-shadow:0 0 34px rgba(56,189,248,.68),0 14px 32px rgba(2,8,23,.6);
  transform:translateY(-2px);
}
.btn-lg{padding:15px 28px;font-size:15px}
.btn-block{width:100%}

/* ============ HERO ============ */
.hero{position:relative;padding:64px 0 86px;overflow:hidden;border-bottom:1px solid rgba(56,189,248,.10)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center 30%;opacity:.24;filter:saturate(1.15)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(860px 420px at 8% 0%, rgba(37,99,235,.40), transparent 66%),
    linear-gradient(180deg, rgba(3,7,18,.76) 0%, rgba(3,7,18,.93) 58%, var(--bg-0) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.04fr) minmax(0,.96fr);gap:48px;align-items:start}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  background:rgba(34,211,238,.12);color:var(--cyan);
  border:1px solid rgba(34,211,238,.28);
}
.badge-live i{animation:pulseDot 1.6s infinite}
.hero h1{
  font-size:clamp(27px,3.8vw,43px);
  line-height:1.2;margin:22px 0 20px;letter-spacing:-.8px;
  background:linear-gradient(120deg,#FFFFFF 20%,#7DD3FC 78%,#22D3EE 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:#E2F4FF;
}
.hero-lead{font-size:16.5px;color:#C7D6E8;line-height:1.72;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 24px}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px 26px}
.hero-facts li{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-2)}
.hero-facts i{color:var(--ok);font-size:13px}
.region-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.region-tags span{
  font-size:12.5px;padding:7px 13px;border-radius:var(--r-pill);
  background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.20);color:#BFE3FF;
  transition:background .22s var(--ease),border-color .22s var(--ease),color .22s var(--ease);
}
.region-tags span:hover{background:rgba(56,189,248,.18);border-color:var(--line-strong);color:#fff}

.hero-panel{
  background:linear-gradient(160deg, rgba(21,44,86,.66), rgba(7,15,34,.84));
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 24px;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh-2), inset 0 1px 0 rgba(148,197,255,.10);
}
.panel-top{display:flex;align-items:center;gap:9px;font-size:12.5px;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;font-weight:600;margin-bottom:14px}
.dot-live{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px rgba(52,211,153,.16);animation:pulseDot 1.8s infinite}
.hero-panel h2{font-size:18px;letter-spacing:-.2px;margin-bottom:18px}
.region-list{display:flex;flex-direction:column;gap:12px}
.region-list li{
  display:grid;grid-template-columns:1fr auto;gap:4px 12px;
  padding:14px 16px;border-radius:var(--r-md);
  background:rgba(8,18,41,.55);
  border:1px solid rgba(56,189,248,.12);
  transition:border-color .22s var(--ease),transform .22s var(--ease),background .22s var(--ease);
}
.region-list li:hover{border-color:var(--line-strong);background:rgba(13,27,58,.72);transform:translateX(3px)}
.rg-name{font-size:14px;font-weight:600;color:#E2F4FF}
.rg-cities{grid-column:1;font-size:12.5px;color:var(--text-2)}
.rg-tag{
  grid-column:2;grid-row:1 / span 2;align-self:center;
  font-size:11px;padding:5px 10px;border-radius:var(--r-pill);
  background:rgba(34,211,238,.10);border:1px solid rgba(34,211,238,.26);color:var(--cyan);white-space:nowrap;
}
.panel-note{margin-top:18px;font-size:12.5px;color:var(--text-2);line-height:1.6}

/* ============ SECTION SHELL ============ */
.section{padding:84px 0;position:relative}
.section--alt{
  background:linear-gradient(180deg, rgba(8,18,41,.72), rgba(3,7,18,.22));
  border-top:1px solid rgba(56,189,248,.08);
  border-bottom:1px solid rgba(56,189,248,.08);
}
.eyebrow{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:12px;
}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:40px}
.sec-head h2{font-size:clamp(22px,2.6vw,32px);letter-spacing:-.6px;line-height:1.25}
.sec-desc{color:var(--text-2);font-size:15px;line-height:1.72;max-width:640px;margin-top:12px}

/* ============ METRICS ============ */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.metric{
  background:linear-gradient(160deg, rgba(21,44,86,.50), rgba(7,15,34,.74));
  border:1px solid var(--line);border-radius:var(--r-md);
  padding:24px 20px;
  backdrop-filter:blur(12px);
  transition:transform .24s var(--ease),border-color .24s var(--ease),box-shadow .24s var(--ease);
}
.metric:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow)}
.metric-val{font-size:30px;font-weight:800;letter-spacing:-1px;color:#7DD3FC;line-height:1.1}
.metric-val small{font-size:15px;font-weight:700;letter-spacing:0;margin-left:2px;color:#BAE6FD}
.metric-label{margin-top:10px;font-size:14px;font-weight:600;color:#E2F4FF}
.metric-sub{margin-top:6px;font-size:12.5px;color:var(--text-2);line-height:1.6}
.ticker{
  margin-top:22px;display:flex;flex-wrap:wrap;align-items:center;gap:10px 22px;
  padding:14px 18px;border-radius:var(--r-md);
  background:rgba(8,18,41,.6);border:1px solid rgba(56,189,248,.14);
  font-size:13px;color:var(--text-2);
}
.ticker b{color:#BAE6FD;font-weight:600}

/* ============ CHANNEL MATRIX ============ */
.matrix{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.channel{
  display:grid;grid-template-columns:118px minmax(0,1fr);gap:18px;align-items:center;
  padding:18px;border-radius:var(--r-lg);
  background:linear-gradient(150deg, rgba(17,35,70,.62), rgba(6,13,30,.80));
  border:1px solid var(--line);
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.channel:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-1),var(--glow)}
.channel img{width:118px;height:118px;object-fit:cover;border-radius:var(--r-md);border:1px solid rgba(56,189,248,.18)}
.channel h3{font-size:17px;letter-spacing:-.2px;margin-bottom:8px}
.channel p{font-size:13.5px;color:var(--text-2);line-height:1.68}
.channel-spec{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{
  font-size:11.5px;padding:5px 11px;border-radius:var(--r-pill);
  background:rgba(34,211,238,.10);border:1px solid rgba(34,211,238,.24);color:var(--cyan);
}
.chip--ok{background:rgba(52,211,153,.10);border-color:rgba(52,211,153,.28);color:#6EE7B7}

/* ============ COMPARE ============ */
.cmp-wrap{overflow-x:auto;border-radius:var(--r-lg);border:1px solid var(--line);background:linear-gradient(170deg, rgba(15,32,64,.55), rgba(6,13,30,.82))}
table.cmp{width:100%;border-collapse:collapse;min-width:640px}
table.cmp th,table.cmp td{padding:16px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid rgba(56,189,248,.10)}
table.cmp thead th{
  font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--text-2);
  background:rgba(8,18,41,.75);font-weight:700;
}
table.cmp tbody tr:last-child td{border-bottom:none}
table.cmp tbody tr:hover{background:rgba(56,189,248,.05)}
table.cmp td:first-child{color:#CBD9EA;font-weight:600}
table.cmp td:nth-child(2){color:#8FA3B8}
table.cmp td.win{color:#7DD3FC;font-weight:700}
table.cmp thead th:last-child{color:var(--cyan)}

/* ============ MILESTONES ============ */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.step{
  position:relative;padding:26px 20px 24px;border-radius:var(--r-md);
  background:linear-gradient(165deg, rgba(17,35,70,.60), rgba(6,13,30,.80));
  border:1px solid var(--line);
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.step:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--glow)}
.step-index{
  display:inline-flex;align-items:center;justify-content:center;
  width:36px;height:36px;border-radius:12px;margin-bottom:16px;
  background:linear-gradient(135deg,#1D4ED8,#22D3EE);color:#04121f;font-weight:800;font-size:14px;
}
.step h3{font-size:16px;margin-bottom:8px}
.step .limit{font-size:19px;font-weight:800;color:#7DD3FC;letter-spacing:-.4px;margin-bottom:8px}
.step p{font-size:13px;color:var(--text-2);line-height:1.65}

/* ============ POSTS ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.post-card{
  border-radius:var(--r-md);
  background:linear-gradient(160deg, rgba(17,35,70,.55), rgba(6,13,30,.82));
  border:1px solid var(--line);
  transition:transform .26s var(--ease),border-color .26s var(--ease),box-shadow .26s var(--ease);
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--sh-1)}
.post-card-link{display:block;padding:22px 22px 20px}
.post-card h3{font-size:16.5px;line-height:1.45;margin-bottom:10px;color:#EAF6FF;transition:color .22s var(--ease)}
.post-card:hover h3{color:#7DD3FC}
.post-card p{font-size:13.5px;color:var(--text-2);line-height:1.68}
.post-meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px;font-size:11.5px;color:#7C93AE}
.post-meta span{padding:5px 10px;border-radius:var(--r-pill);background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.16)}
.empty-note{padding:26px;border-radius:var(--r-md);border:1px dashed rgba(56,189,248,.28);color:var(--text-2);font-size:14px}

/* ============ ASSURANCE ============ */
.assure{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.assure-item{
  padding:24px 20px;border-radius:var(--r-md);
  background:rgba(8,18,41,.62);border:1px solid var(--line);
  transition:border-color .24s var(--ease),transform .24s var(--ease);
}
.assure-item:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.assure-item i{font-size:20px;color:var(--cyan);margin-bottom:14px;display:block}
.assure-item h3{font-size:15.5px;margin-bottom:8px}
.assure-item p{font-size:13px;color:var(--text-2);line-height:1.65}

/* ============ QUICK ANSWERS ============ */
.quick{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.quick-item{
  padding:20px 22px;border-radius:var(--r-md);
  background:linear-gradient(160deg, rgba(15,32,64,.50), rgba(6,13,30,.76));
  border:1px solid var(--line);border-left:3px solid rgba(34,211,238,.55);
}
.quick-item h3{font-size:15px;margin-bottom:8px;color:#EAF6FF}
.quick-item p{font-size:13.5px;color:var(--text-2);line-height:1.68}

/* ============ FAQ ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:920px}
.faq-item{
  border-radius:var(--r-md);
  background:rgba(8,18,41,.62);
  border:1px solid var(--line);
  overflow:hidden;
  transition:border-color .24s var(--ease),background .24s var(--ease);
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(13,27,58,.72)}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:19px 22px;font-size:15.5px;font-weight:600;color:#EAF6FF;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--cyan);flex:none;
  transition:transform .26s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 22px 20px;font-size:14px;color:var(--text-2);line-height:1.72}

/* ============ CTA / FORM ============ */
.cta-wrap{display:grid;grid-template-columns:1.02fr .98fr;gap:36px;align-items:center}
.cta-copy h2{font-size:clamp(22px,2.6vw,31px);letter-spacing:-.6px;line-height:1.28;margin-bottom:16px}
.cta-copy p{font-size:15px;color:var(--text-2);line-height:1.72;max-width:560px}
.cta-points{display:flex;flex-direction:column;gap:12px;margin-top:24px}
.cta-points li{display:flex;align-items:flex-start;gap:11px;font-size:14px;color:#CBD9EA}
.cta-points i{color:var(--ok);margin-top:4px;font-size:13px}
.cta-visual{margin-top:26px;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line)}
.cta-visual img{width:100%;height:190px;object-fit:cover}

.form-card{
  padding:30px 28px;border-radius:var(--r-lg);
  background:linear-gradient(160deg, rgba(21,44,86,.70), rgba(6,13,30,.88));
  border:1px solid var(--line-strong);
  box-shadow:var(--sh-2), inset 0 1px 0 rgba(148,197,255,.10);
  backdrop-filter:blur(16px);
}
.form-card h3{font-size:19px;margin-bottom:8px}
.form-card > p{font-size:13.5px;color:var(--text-2);line-height:1.65;margin-bottom:22px}
.field{margin-bottom:16px}
.field label{display:block;font-size:12.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:#9FB6CE;margin-bottom:8px}
.field input,.field select{
  width:100%;padding:13px 15px;border-radius:var(--r-sm);
  background:rgba(3,7,18,.72);
  border:1px solid rgba(56,189,248,.22);
  color:var(--text);font-size:14.5px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.field input::placeholder{color:#5C7characters}
.field input::placeholder{color:#5C7793}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(34,211,238,.18);
  background:rgba(3,7,18,.9);
}
.form-note{margin-top:14px;font-size:12px;color:#7C93AE;line-height:1.6}

/* ============ FOOTER ============ */
.site-footer{
  padding:66px 0 28px;
  background:linear-gradient(180deg, rgba(8,18,41,.62), rgba(3,7,18,.96));
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:36px}
.footer-brand p{font-size:14px;color:var(--text-2);line-height:1.72;margin:18px 0 18px;max-width:340px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px}
.footer-badges span{
  font-size:11.5px;padding:6px 11px;border-radius:var(--r-pill);
  background:rgba(56,189,248,.09);border:1px solid var(--line);color:#BEE3FF;
}
.footer-col h3{font-size:14px;margin-bottom:16px;color:#fff}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:14px;color:var(--text-2);transition:color .2s var(--ease),padding-left .2s var(--ease)}
.footer-col a:hover{color:var(--cyan);padding-left:4px}
.footer-col .plain{font-size:14px;color:var(--text-2)}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(56,189,248,.12);
  font-size:12.5px;color:#7C93AE;
}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  min-height:52px;padding:12px 18px;border-radius:var(--r-pill);
  background:rgba(8,18,41,.86);
  border:1px solid rgba(34,211,238,.55);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  color:#E0F2FE;font-size:13px;font-weight:600;
  box-shadow:0 0 22px rgba(34,211,238,.42),0 10px 26px rgba(2,8,23,.6);
  opacity:.85;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease),opacity .25s var(--ease);
}
.fab:hover{opacity:1;transform:translateY(-3px) scale(1.04);border-color:#EC4899;box-shadow:0 0 32px rgba(236,72,153,.5)}
.fab:active{transform:scale(.96) translateY(1px)}
.fab i{font-size:16px;color:var(--cyan);animation:fabFlicker 3.6s infinite}
.fab-dot{
  position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;
  background:#F43F5E;box-shadow:0 0 0 3px rgba(3,7,18,.92);
  animation:pulseDot 1.6s infinite;
}

/* ============ KEYFRAMES ============ */
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.35;transform:scale(.82)}}
@keyframes fabFlicker{0%,90%,100%{opacity:1}93%{opacity:.35}96%{opacity:.9}}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .assure{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.3fr 1fr 1fr;gap:30px}
}
@media (max-width:900px){
  .nav{
    position:fixed;top:72px;left:0;right:0;margin-left:0;
    flex-direction:column;align-items:stretch;gap:2px;
    padding:16px 20px 24px;
    background:rgba(3,7,18,.98);
    backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
    box-shadow:0 24px 48px rgba(2,8,23,.72);
    transform:translateY(-14px);opacity:0;visibility:hidden;
    transition:transform .28s var(--ease),opacity .28s var(--ease),visibility .28s;
    max-height:calc(100vh - 72px);overflow-y:auto;
  }
  .nav.open{transform:translateY(0);opacity:1;visibility:visible}
  .nav-link{padding:13px 14px;font-size:15px;border-radius:12px}
  .nav-toggle{display:grid}
  .nav-wrap{min-height:72px}
  .section{padding:66px 0}
  .hero{padding:52px 0 66px}
  .matrix{grid-template-columns:1fr}
  .cta-wrap{grid-template-columns:1fr;gap:28px}
  .quick{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:1 / -1}
}
@media (max-width:640px){
  .container{padding:0 18px}
  .brand-text{font-size:13px}
  .brand-text em{display:none}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:14px}
  .nav-actions{gap:7px}
  .nav-actions .btn{padding:9px 13px;font-size:12.5px}
  .nav-toggle{width:38px;height:38px;font-size:15px}
  .metric-grid{grid-template-columns:1fr}
  .assure{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .channel{grid-template-columns:1fr;gap:14px}
  .channel img{width:100%;height:150px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;gap:8px}
  .fab{padding:0;width:52px;height:52px;justify-content:center;left:12px;bottom:88px}
  .fab-txt{display:none}
  .sec-head{margin-bottom:30px}
  .hero-cta .btn{width:100%}
}

/* roulang page: category3 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b3a;
  --surface:rgba(15,32,64,.55);
  --surface-2:rgba(8,18,41,.74);
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.40);
  --blue:#2563EB;
  --blue-deep:#1D4ED8;
  --cyan:#22D3EE;
  --sky:#38BDF8;
  --text:#F8FAFC;
  --text-2:#94A3B8;
  --text-3:#60A5FA;
  --ok:#34D399;
  --warn:#FBBF24;
  --danger:#F87171;
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --r-pill:999px;
  --sh-1:0 16px 40px rgba(2,8,23,.50);
  --sh-2:0 26px 64px rgba(2,8,23,.66);
  --glow:0 0 26px rgba(56,189,248,.42);
  --ease:cubic-bezier(.22,.61,.36,1);
  --maxw:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px}
body{
  margin:0;
  font-family:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,"Noto Sans",sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 560px at 10% -12%, rgba(37,99,235,.26), transparent 62%),
    radial-gradient(880px 480px at 98% 4%, rgba(34,211,238,.13), transparent 62%),
    var(--bg-0);
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4,p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--sky);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ============ HEADER / NAV ============ */
.site-header{
  position:sticky;top:0;z-index:80;
  background:rgba(3,7,18,.80);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(56,189,248,.14);
}
.nav-wrap{display:flex;align-items:center;gap:18px;min-height:74px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;white-space:nowrap}
.brand-mark{
  width:38px;height:38px;border-radius:12px;flex:none;
  display:grid;place-items:center;
  background:linear-gradient(135deg,#2563EB,#22D3EE);
  color:#02121e;font-size:15px;
  box-shadow:0 0 20px rgba(56,189,248,.48);
}
.brand-text{font-size:15px;letter-spacing:-.2px;line-height:1.2}
.brand-text em{font-style:normal;color:var(--cyan);display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:600;margin-top:2px}
.nav{display:flex;gap:4px;margin-left:auto}
.nav-link{
  padding:9px 14px;border-radius:10px;font-size:14px;font-weight:500;
  color:var(--text-2);white-space:nowrap;
  transition:color .22s var(--ease),background .22s var(--ease),box-shadow .22s var(--ease);
}
.nav-link:hover{color:var(--text);background:rgba(56,189,248,.10)}
.nav-link.active{
  color:#fff;background:rgba(37,99,235,.24);
  box-shadow:inset 0 0 0 1px rgba(56,189,248,.36);
}
.nav-actions{display:flex;align-items:center;gap:10px}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(56,189,248,.08);border:1px solid var(--line);
  color:var(--sky);cursor:pointer;place-items:center;font-size:16px;
  transition:background .22s var(--ease);
}
.nav-toggle:hover{background:rgba(56,189,248,.18)}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:var(--r-pill);
  font-size:14px;font-weight:600;line-height:1;cursor:pointer;
  border:1px solid transparent;background:transparent;
  transition:transform .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease),color .22s var(--ease),border-color .22s var(--ease);
}
.btn:active{transform:translateY(1px) scale(.985)}
.btn-ghost{border-color:rgba(56,189,248,.36);color:var(--sky)}
.btn-ghost:hover{background:rgba(56,189,248,.13);color:#fff;border-color:var(--line-strong)}
.btn-glow{
  background:linear-gradient(135deg,#1D4ED8,#0EA5E9);
  color:#fff;
  box-shadow:0 0 22px rgba(56,189,248,.42),0 10px 26px rgba(2,8,23,.55);
}
.btn-glow:hover{
  box-shadow:0 0 34px rgba(56,189,248,.68),0 14px 32px rgba(2,8,23,.6);
  transform:translateY(-2px);
}
.btn-lg{padding:15px 28px;font-size:15px}
.btn-block{width:100%}

/* ============ HERO ============ */
.hero{position:relative;padding:72px 0 84px;overflow:hidden;border-bottom:1px solid rgba(56,189,248,.10)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center 30%;opacity:.24;filter:saturate(1.15)}
.hero::after{
  content:"";position:absolute;inset:0;
  background:
    radial-gradient(880px 420px at 12% 0%, rgba(37,99,235,.38), transparent 66%),
    linear-gradient(180deg, rgba(3,7,18,.74) 0%, rgba(3,7,18,.92) 58%, var(--bg-0) 100%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(0,.94fr);gap:52px;align-items:center}
.badge{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  background:rgba(34,211,238,.12);color:var(--cyan);
  border:1px solid rgba(34,211,238,.28);
}
.badge-live i{animation:pulseDot 1.6s infinite}
@keyframes pulseDot{0%,100%{opacity:1}50%{opacity:.28}}
.hero h1{
  font-size:clamp(27px,3.9vw,44px);
  line-height:1.2;margin:22px 0 20px;letter-spacing:-.8px;
  background:linear-gradient(120deg,#FFFFFF 20%,#7DD3FC 78%,#22D3EE 100%);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;color:#E2F4FF;
}
.hero-lead{font-size:16.5px;color:#C7D6E8;line-height:1.72;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:30px 0 26px}
.hero-facts{display:flex;flex-wrap:wrap;gap:12px 26px}
.hero-facts li{display:flex;align-items:center;gap:9px;font-size:13.5px;color:var(--text-2)}
.hero-facts i{color:var(--ok);font-size:13px}
.hero-panel{
  background:linear-gradient(160deg, rgba(21,44,86,.66), rgba(7,15,34,.82));
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:28px 26px 26px;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh-2), inset 0 1px 0 rgba(148,197,255,.10);
}
.panel-title{font-size:14px;font-weight:600;color:var(--text-3);letter-spacing:.04em;text-transform:uppercase;margin-bottom:20px}
.meter-list{display:flex;flex-direction:column;gap:18px}
.meter-top{display:flex;align-items:baseline;justify-content:space-between;gap:12px;font-size:14px;color:#CBD8E8;margin-bottom:9px}
.meter-top strong{font-size:16px;color:#fff;letter-spacing:-.2px}
.meter-bar{height:9px;border-radius:var(--r-pill);background:rgba(148,197,255,.12);overflow:hidden}
.meter-bar i{display:block;height:100%;border-radius:var(--r-pill);background:linear-gradient(90deg,#2563EB,#22D3EE);box-shadow:0 0 14px rgba(34,211,238,.55)}
.hero-panel-note{margin-top:22px;padding-top:18px;border-top:1px solid rgba(56,189,248,.14);font-size:13.5px;color:var(--text-2)}

/* ============ SECTION SHELL ============ */
.section{padding:84px 0;position:relative}
.section--alt{
  background:linear-gradient(180deg, rgba(8,18,41,.74), rgba(3,7,18,.20));
  border-top:1px solid rgba(56,189,248,.08);
  border-bottom:1px solid rgba(56,189,248,.08);
}
.eyebrow{
  display:inline-block;font-size:11.5px;font-weight:700;letter-spacing:.18em;
  text-transform:uppercase;color:var(--cyan);margin-bottom:14px;
}
.section-head{max-width:780px;margin-bottom:44px}
.section-title{font-size:clamp(22px,2.7vw,32px);line-height:1.28;letter-spacing:-.5px}
.section-sub{color:var(--text-2);margin-top:14px;font-size:15.5px}

/* ============ STATS ============ */
.stat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.stat-card{
  padding:24px 22px;border-radius:var(--r-md);
  background:var(--surface);border:1px solid var(--line);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.stat-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 18px 40px rgba(2,8,23,.55),var(--glow)}
.stat-ico{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(37,99,235,.20);color:var(--sky);font-size:15px;margin-bottom:16px;
  box-shadow:inset 0 0 0 1px rgba(56,189,248,.26);
}
.stat-card strong{display:block;font-size:28px;letter-spacing:-1px;line-height:1.1;color:#fff}
.stat-card p{margin-top:9px;font-size:14px;color:var(--text-2);line-height:1.6}

/* ============ MATRIX / LAYER CARDS ============ */
.layer-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.layer-card{
  position:relative;padding:26px 24px 24px;border-radius:var(--r-md);
  background:linear-gradient(160deg, rgba(17,36,72,.58), rgba(6,13,30,.78));
  border:1px solid var(--line);
  transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.layer-card:hover{transform:translateY(-5px);border-color:rgba(56,189,248,.46);box-shadow:0 20px 44px rgba(2,8,23,.6),0 0 22px rgba(56,189,248,.28)}
.layer-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;font-size:13px;font-weight:700;
  color:#02121e;background:linear-gradient(135deg,#38BDF8,#22D3EE);margin-bottom:16px;
}
.layer-card h3{font-size:17px;letter-spacing:-.2px;margin-bottom:10px}
.layer-card p{font-size:14.3px;color:var(--text-2);line-height:1.66}
.layer-tag{
  display:inline-flex;align-items:center;gap:6px;margin-top:16px;
  font-size:11.5px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ok);
}

/* ============ COMPARE ============ */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.compare-col{
  padding:28px 26px;border-radius:var(--r-lg);border:1px solid var(--line);
  background:var(--surface-2);
}
.compare-col h3{font-size:17px;margin-bottom:18px;display:flex;align-items:center;gap:10px}
.compare-col.is-old{border-color:rgba(248,113,113,.26)}
.compare-col.is-old h3 i{color:var(--danger)}
.compare-col.is-new{
  border-color:rgba(56,189,248,.38);
  background:linear-gradient(160deg, rgba(21,44,86,.60), rgba(7,15,34,.80));
  box-shadow:var(--sh-1),0 0 20px rgba(56,189,248,.14);
}
.compare-col.is-new h3 i{color:var(--ok)}
.compare-list li{
  display:flex;gap:11px;align-items:flex-start;font-size:14.4px;color:#C7D6E8;
  padding:11px 0;border-bottom:1px dashed rgba(56,189,248,.14);
}
.compare-list li:last-child{border-bottom:0;padding-bottom:0}
.compare-list i{margin-top:4px;font-size:12px}
.is-old .compare-list i{color:var(--danger)}
.is-new .compare-list i{color:var(--ok)}

/* ============ STEPS ============ */
.step-list{display:flex;flex-direction:column;gap:2px;border-left:1px solid rgba(56,189,248,.20);margin-left:16px}
.step{position:relative;padding:0 0 30px 30px}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:-9px;top:5px;width:17px;height:17px;border-radius:50%;
  background:var(--bg-0);border:2px solid var(--sky);box-shadow:0 0 14px rgba(56,189,248,.55);
}
.step-time{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan)}
.step h3{font-size:17px;margin:8px 0 8px}
.step p{font-size:14.4px;color:var(--text-2);max-width:720px}

/* ============ NEWS ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;
  border-radius:var(--r-md);border:1px solid var(--line);
  background:var(--surface);
  transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease);
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 20px 44px rgba(2,8,23,.58)}
.news-thumb{position:relative;display:block;aspect-ratio:16/9;overflow:hidden}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s var(--ease)}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,0) 40%,rgba(3,7,18,.72) 100%)}
.news-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.news-cat{
  align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:var(--cyan);background:rgba(34,211,238,.12);border:1px solid rgba(34,211,238,.24);
  padding:5px 10px;border-radius:var(--r-pill);
}
.news-body h3{font-size:16px;line-height:1.45;letter-spacing:-.2px}
.news-body h3 a:hover{color:var(--sky)}
.news-body p{font-size:14px;color:var(--text-2);line-height:1.62}
.news-meta{margin-top:auto;padding-top:12px;border-top:1px solid rgba(56,189,248,.12);display:flex;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--text-2)}
.news-meta a{color:var(--sky);font-weight:600}
.news-meta a:hover{color:#fff}
.list-empty{
  padding:26px 24px;border-radius:var(--r-md);border:1px dashed rgba(56,189,248,.28);
  background:rgba(8,18,41,.5);color:var(--text-2);font-size:14.5px;
}

/* ============ ASSURE ============ */
.assure-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,.82fr);gap:40px;align-items:center}
.assure-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:32px}
.assure-item{display:flex;gap:13px;align-items:flex-start}
.assure-item i{
  width:38px;height:38px;border-radius:12px;flex:none;display:grid;place-items:center;font-size:14px;
  background:rgba(52,211,153,.14);color:var(--ok);box-shadow:inset 0 0 0 1px rgba(52,211,153,.24);
}
.assure-item h3{font-size:15.5px;margin-bottom:6px}
.assure-item p{font-size:13.8px;color:var(--text-2);line-height:1.6}
.assure-visual{
  position:relative;border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh-2);
}
.assure-visual img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.assure-visual figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:18px 20px;
  background:linear-gradient(180deg,rgba(3,7,18,0),rgba(3,7,18,.9));
  font-size:13.5px;color:#C7D6E8;
}

/* ============ SUPPORT ============ */
.support-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.support-card{
  padding:24px 22px;border-radius:var(--r-md);
  border:1px solid var(--line);background:var(--surface-2);
  display:flex;flex-direction:column;gap:10px;
}
.support-card i{font-size:18px;color:var(--sky)}
.support-card h3{font-size:16px}
.support-card p{font-size:14px;color:var(--text-2)}
.support-card span{font-size:13px;color:var(--text-3);font-weight:600}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:minmax(0,.62fr) minmax(0,1fr);gap:44px;align-items:start}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r-md);
  background:var(--surface);overflow:hidden;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.faq-item[open]{border-color:rgba(56,189,248,.42);background:rgba(15,32,64,.66)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:19px 22px;
  font-size:15.5px;font-weight:600;display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\002B";font-size:18px;color:var(--sky);font-weight:400;line-height:1;
  transition:transform .25s var(--ease);
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 22px 20px;font-size:14.4px;color:var(--text-2);line-height:1.7}

/* ============ CTA ============ */
.cta-panel{
  display:grid;grid-template-columns:minmax(0,1.02fr) minmax(0,.98fr);gap:40px;align-items:center;
  padding:44px 42px;border-radius:var(--r-lg);
  border:1px solid rgba(56,189,248,.30);
  background:
    radial-gradient(600px 300px at 8% 0%, rgba(37,99,235,.34), transparent 68%),
    linear-gradient(160deg, rgba(15,32,64,.78), rgba(5,11,26,.88));
  box-shadow:var(--sh-2);
}
.cta-panel h2{font-size:clamp(22px,2.6vw,30px);line-height:1.3;letter-spacing:-.5px}
.cta-panel p{color:#C7D6E8;font-size:15px;margin-top:14px}
.cta-points{display:flex;flex-wrap:wrap;gap:10px 20px;margin-top:22px}
.cta-points li{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--text-2)}
.cta-points i{color:var(--ok);font-size:12px}
.cta-form{display:flex;flex-direction:column;gap:14px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:12.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--text-3)}
.field input,.field select{
  width:100%;padding:13px 15px;border-radius:var(--r-sm);
  background:rgba(3,7,18,.62);border:1px solid var(--line);
  color:#fff;font-size:14.5px;
  transition:border-color .22s var(--ease),box-shadow .22s var(--ease),background .22s var(--ease);
}
.field input::placeholder{color:#64748B}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--line-strong);background:rgba(3,7,18,.82);
  box-shadow:0 0 0 3px rgba(56,189,248,.18);
}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:13px;color:var(--text-2)}
.form-check input{width:17px;height:17px;margin-top:2px;accent-color:#0EA5E9}
.form-note{font-size:12.5px;color:var(--text-2);text-align:left}

/* ============ FOOTER ============ */
.site-footer{
  padding:66px 0 30px;border-top:1px solid rgba(56,189,248,.14);
  background:linear-gradient(180deg, rgba(5,11,26,.6), rgba(3,7,18,.98));
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:38px}
.footer-brand p{color:var(--text-2);font-size:14px;margin-top:16px;max-width:380px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:20px}
.footer-badges span{
  font-size:11.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;
  padding:6px 11px;border-radius:var(--r-pill);
  color:var(--sky);background:rgba(56,189,248,.10);border:1px solid var(--line);
}
.footer-col h3{font-size:14px;letter-spacing:.04em;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:11px}
.footer-col a,.footer-col .plain{font-size:13.8px;color:var(--text-2);transition:color .22s var(--ease)}
.footer-col a:hover{color:var(--sky)}
.footer-bottom{
  margin-top:46px;padding-top:22px;border-top:1px solid rgba(56,189,248,.12);
  display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;
  font-size:12.8px;color:#7C8CA3;
}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:18px;
  display:grid;place-items:center;
  font-size:19px;color:#E6F6FF;
  background:linear-gradient(135deg,rgba(34,211,238,.26),rgba(37,99,235,.34));
  border:1px solid rgba(56,189,248,.55);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:0 0 22px rgba(56,189,248,.45);
  opacity:.78;
  animation:fabPulse 3s ease-in-out infinite;
  transition:transform .25s var(--ease),opacity .25s var(--ease),box-shadow .25s var(--ease);
}
.fab:hover{opacity:1;transform:scale(1.09);box-shadow:0 0 34px rgba(56,189,248,.72)}
.fab:active{transform:scale(.95)}
.fab i{transition:transform .5s var(--ease)}
.fab:hover i{transform:rotate(360deg)}
.fab-dot{
  position:absolute;top:9px;right:9px;width:9px;height:9px;border-radius:50%;
  background:#F43F5E;box-shadow:0 0 10px rgba(244,63,94,.9);
  animation:pulseDot 1.4s infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(56,189,248,.38)}50%{box-shadow:0 0 30px rgba(56,189,248,.68)}}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:38px}
  .hero{padding:56px 0 68px}
  .stat-grid,.layer-grid,.news-grid,.support-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .assure-layout,.faq-wrap,.cta-panel{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .nav{display:none}
  .nav-toggle{display:grid}
  .nav.open{
    display:flex;flex-direction:column;gap:6px;
    position:absolute;left:0;right:0;top:74px;
    padding:18px 24px 22px;
    background:rgba(3,7,18,.97);
    border-bottom:1px solid rgba(56,189,248,.18);
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  }
  .nav.open .nav-link{padding:12px 14px;font-size:15px}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .stat-grid,.layer-grid,.news-grid,.support-grid,.assure-list,.compare-grid{grid-template-columns:1fr}
  .cta-panel{padding:30px 22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .hero-panel{padding:22px 20px}
  .stat-card strong{font-size:24px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  body{font-size:15.4px}
  .brand-text{font-size:13.5px}
  .brand-text em{font-size:10px;letter-spacing:.1em}
  .nav-actions .btn{padding:9px 13px;font-size:13px}
  .hero-cta .btn{width:100%}
  .hero-facts{gap:10px 18px}
  .fab{width:52px;height:52px;bottom:84px;left:14px}
  .footer-bottom{flex-direction:column;gap:8px}
}