/* roulang page: index */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --panel:rgba(9,20,44,.74);
  --panel-2:rgba(12,26,56,.88);
  --accent:#2563eb;
  --accent-2:#38bdf8;
  --holo:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.45);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 22px 54px rgba(2,6,23,.72);
  --glow:0 0 26px rgba(37,99,235,.5);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(880px 520px at 10% -8%,rgba(37,99,235,.30),transparent 66%),
    radial-gradient(760px 520px at 96% 6%,rgba(56,189,248,.18),transparent 62%),
    linear-gradient(180deg,#030712 0%,#050d22 42%,#030712 100%);
}
body::after{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.45;
  background-image:
    linear-gradient(rgba(56,189,248,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.055) 1px,transparent 1px);
  background-size:58px 58px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{margin:0;line-height:1.24;font-weight:700;letter-spacing:-.012em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:8px}
::selection{background:rgba(56,189,248,.35);color:#fff}

.container{width:100%;max-width:var(--max);margin:0 auto;padding-left:20px;padding-right:20px}
main{position:relative;z-index:1}
.site-header,.site-footer{position:relative;z-index:2}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:12px;font-weight:600;font-size:15px;
  white-space:nowrap;transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .2s ease;
}
.btn--primary{background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;box-shadow:var(--glow)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.72)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{border:1px solid var(--line-strong);background:rgba(37,99,235,.09);color:var(--text)}
.btn--ghost:hover{border-color:var(--accent-2);background:rgba(56,189,248,.16);transform:translateY(-2px)}
.btn--sm{padding:9px 18px;font-size:14px;border-radius:10px}
.btn--block{width:100%}

/* ---------- SHARED ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:600;letter-spacing:.17em;text-transform:uppercase;
  color:var(--accent-2);border:1px solid var(--line-strong);border-radius:999px;
  padding:6px 14px;background:rgba(37,99,235,.10);
}
.section{padding:76px 0;position:relative}
.section--alt{
  background:linear-gradient(180deg,rgba(8,18,41,.62),rgba(3,7,18,.28));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section--tight{padding:52px 0}
.section-head{max-width:780px;margin-bottom:40px}
.section-head h2{font-size:clamp(23px,3.1vw,35px);margin:16px 0 14px}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.72}
.muted{color:var(--muted)}

.card{
  background:linear-gradient(160deg,rgba(12,26,56,.74),rgba(6,14,34,.56));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.20)}
.card h3{font-size:17.5px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px;line-height:1.7}

.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 11px;border-radius:8px;background:rgba(56,189,248,.14);
  border:1px solid var(--line-strong);color:var(--accent-2);
}
.tag--hot{background:rgba(239,68,68,.16);border-color:rgba(239,68,68,.5);color:#fca5a5}

.icon-box{
  width:46px;height:46px;display:grid;place-items:center;border-radius:13px;
  background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.16));
  border:1px solid var(--line-strong);color:var(--accent-2);margin-bottom:16px;
  clip-path:polygon(11px 0,100% 0,100% calc(100% - 11px),calc(100% - 11px) 100%,0 100%,0 11px);
}

/* ---------- HEADER ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(3,7,18,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:14px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;display:grid;place-items:center;border-radius:12px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;font-weight:800;font-size:15px;
  clip-path:polygon(11px 0,100% 0,100% calc(100% - 11px),calc(100% - 11px) 100%,0 100%,0 11px);
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-name{font-size:14.5px;font-weight:700;letter-spacing:.01em}
.brand-sub{font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{padding:9px 14px;border-radius:10px;font-size:14px;color:var(--muted);transition:color .2s,background .2s}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.10)}
.nav-links a.is-active{color:var(--text);background:rgba(37,99,235,.20);box-shadow:inset 0 0 0 1px var(--line-strong)}
.nav-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);
  align-items:center;justify-content:center;color:var(--accent-2);
}
.nav-toggle:hover{background:rgba(56,189,248,.14)}

/* ---------- HERO ---------- */
.hero{position:relative;padding:60px 0 76px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/be091549909e07f3.jpg');
  background-size:cover;background-position:center;opacity:.24;
}
.hero::after{
  content:'';position:absolute;inset:0;z-index:0;
  background:linear-gradient(180deg,rgba(3,7,18,.62),rgba(3,7,18,.96));
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:236px minmax(0,1fr) 236px;gap:22px;align-items:center}
.hero-main{
  background:linear-gradient(160deg,rgba(12,26,56,.94),rgba(6,14,34,.88));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:40px 38px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.hero-main::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 260px at 14% 0%,rgba(37,99,235,.38),transparent 72%);
}
.hero-main>*{position:relative}
.hero h1{font-size:clamp(23px,3.2vw,38px);margin-bottom:18px}
.hero-lead{color:var(--muted);font-size:15px;line-height:1.72;margin-bottom:26px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px}
.hero-trust span{
  font-size:11.5px;color:var(--muted);border:1px solid var(--line);border-radius:999px;
  padding:5px 12px;background:rgba(56,189,248,.06);
}
.hero-side{
  background:rgba(9,20,44,.80);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;backdrop-filter:blur(11px);box-shadow:var(--shadow);
}
.hero-side--left{transform:translateY(-24px)}
.hero-side--right{transform:translateY(24px)}
.hero-side h3{font-size:14.5px;margin-bottom:14px}
.hero-side ul li{
  display:flex;gap:9px;font-size:12.8px;color:var(--muted);line-height:1.55;padding:6px 0;
  border-bottom:1px dashed rgba(56,189,248,.14);
}
.hero-side ul li:last-child{border-bottom:0}
.hero-side ul li::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent-2);margin-top:8px;flex-shrink:0}
.side-figure{border-radius:14px;overflow:hidden;border:1px solid var(--line);margin-bottom:16px}

/* ---------- KPI ---------- */
.kpi{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:16px}
.kpi-item{
  border:1px solid var(--line);border-radius:var(--radius);padding:22px 20px;
  background:linear-gradient(160deg,rgba(12,26,56,.72),rgba(6,14,34,.46));
}
.kpi-value{font-size:clamp(21px,2.5vw,29px);font-weight:800;color:var(--accent-2);line-height:1.2}
.kpi-label{font-size:12.5px;color:var(--muted);margin-top:7px;line-height:1.5}

/* ---------- MATRIX ---------- */
.matrix-layout{display:grid;grid-template-columns:300px minmax(0,1fr);gap:34px;align-items:start}
.matrix-intro h2{font-size:clamp(22px,2.7vw,32px);margin:16px 0 14px}
.matrix-intro p{color:var(--muted);font-size:15px;line-height:1.72;margin-bottom:20px}
.matrix-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}

/* ---------- COMPARE ---------- */
.compare{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:rgba(7,16,38,.5)}
.compare-head,.compare-row{display:grid;grid-template-columns:1.05fr 1fr 1fr;gap:0}
.compare-head{background:rgba(37,99,235,.18);border-bottom:1px solid var(--line-strong)}
.compare-head span,.compare-row span{padding:16px 20px;font-size:14px;line-height:1.5}
.compare-head span{font-weight:700;font-size:13px;letter-spacing:.04em;text-transform:uppercase;color:var(--accent-2)}
.compare-row{border-bottom:1px solid rgba(56,189,248,.10)}
.compare-row:last-child{border-bottom:0}
.compare-row span:first-child{color:var(--muted);font-size:13.5px}
.compare-row .is-good{color:#7dd3fc;font-weight:600}
.compare-row .is-bad{color:#64748b}

/* ---------- TIMELINE ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;position:relative}
.timeline::before{content:'';position:absolute;top:15px;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),var(--line-strong),transparent)}
.tl-item{position:relative;padding:44px 20px 0 0}
.tl-dot{
  position:absolute;top:8px;left:0;width:15px;height:15px;border-radius:50%;
  background:linear-gradient(135deg,#2563eb,#38bdf8);box-shadow:0 0 16px rgba(56,189,248,.75);
}
.tl-item h3{font-size:15.5px;margin-bottom:8px}
.tl-item p{font-size:13.5px;color:var(--muted);line-height:1.65}

/* ---------- FLASH ---------- */
.flash-bar{
  display:flex;flex-wrap:wrap;align-items:center;gap:18px;justify-content:space-between;
  border:1px solid var(--line-strong);border-radius:var(--radius);padding:18px 24px;
  background:linear-gradient(120deg,rgba(37,99,235,.24),rgba(56,189,248,.10));
  margin-bottom:26px;
}
.flash-label{font-weight:700;font-size:15px;display:flex;align-items:center;gap:10px}
.flash-label i{width:9px;height:9px;border-radius:50%;background:#38bdf8;box-shadow:0 0 12px #38bdf8;display:inline-block;animation:pulse 1.4s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
.countdown{display:flex;gap:10px}
.countdown div{
  min-width:58px;text-align:center;border-radius:10px;padding:7px 6px;
  background:rgba(3,11,28,.85);border:1px solid var(--line);
}
.countdown b{display:block;font-size:19px;color:var(--accent-2);line-height:1.15}
.countdown small{font-size:10px;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}
.flash-stock{font-size:13px;color:#fca5a5;font-weight:600}
.flash-track{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.flash-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(160deg,rgba(12,26,56,.78),rgba(6,14,34,.55));
  transition:transform .25s ease,border-color .25s ease;
}
.flash-card:hover{transform:translateY(-4px);border-color:var(--line-strong)}
.flash-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.flash-thumb img{width:100%;height:100%;object-fit:cover}
.flash-thumb .tag--hot{position:absolute;top:12px;left:12px}
.flash-body{padding:20px}
.flash-body h3{font-size:16px;margin-bottom:9px}
.flash-body p{font-size:13.5px;color:var(--muted);line-height:1.65;margin-bottom:14px}
.stock-bar{height:6px;border-radius:99px;background:rgba(56,189,248,.14);overflow:hidden;margin-bottom:9px}
.stock-bar i{display:block;height:100%;background:linear-gradient(90deg,#2563eb,#38bdf8)}
.stock-text{font-size:12px;color:#fca5a5;margin-bottom:14px}

/* ---------- LADDER ---------- */
.ladder{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;align-items:end}
.ladder-card{
  border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px;
  background:linear-gradient(180deg,rgba(12,26,56,.78),rgba(6,14,34,.5));
  transition:transform .25s ease,border-color .25s ease;
}
.ladder-card:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.ladder-card--top{border-color:var(--line-strong);background:linear-gradient(180deg,rgba(37,99,235,.32),rgba(6,14,34,.62))}
.ladder-card h3{font-size:16px;margin:12px 0 8px}
.ladder-rate{font-size:26px;font-weight:800;color:var(--accent-2);line-height:1.2}
.ladder-card p{font-size:13.5px;color:var(--muted);line-height:1.65;margin-top:10px}

/* ---------- CHANNEL ---------- */
.channel{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.channel-card{
  display:block;border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  background:linear-gradient(165deg,rgba(12,26,56,.72),rgba(6,14,34,.5));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.channel-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.22)}
.channel-card h3{font-size:17px;margin:14px 0 10px}
.channel-card p{font-size:14px;color:var(--muted);line-height:1.68;margin-bottom:16px}
.channel-more{font-size:13.5px;font-weight:600;color:var(--accent-2)}

/* ---------- NEWS ---------- */
.news-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:30px;align-items:start}
.news-list{display:flex;flex-direction:column;gap:14px}
.news-item{
  display:block;padding:20px 22px;border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(8,18,41,.55);transition:border-color .22s ease,transform .22s ease,background .22s ease;
}
.news-item:hover{border-color:var(--line-strong);transform:translateX(4px);background:rgba(12,26,56,.7)}
.news-item h3{font-size:16px;margin-bottom:8px}
.news-item p{font-size:13.5px;color:var(--muted);line-height:1.65;margin-bottom:10px}
.news-meta{font-size:12px;color:var(--holo);opacity:.85}
.news-side{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:linear-gradient(180deg,rgba(12,26,56,.7),rgba(6,14,34,.5))}
.news-side h3{font-size:16px;margin-bottom:16px}
.news-mini{display:block;padding:12px 0;border-bottom:1px dashed rgba(56,189,248,.16)}
.news-mini:last-child{border-bottom:0}
.news-mini strong{display:block;font-size:13.8px;font-weight:600;line-height:1.5;margin-bottom:5px}
.news-mini span{font-size:11.5px;color:var(--muted)}
.empty-note{color:var(--muted);font-size:14px;padding:18px;border:1px dashed var(--line-strong);border-radius:var(--radius-sm)}

/* ---------- SECURITY ---------- */
.security-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.sec-item{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:rgba(8,18,41,.5)}
.sec-item h3{font-size:15.5px;margin-bottom:9px}
.sec-item p{font-size:13.5px;color:var(--muted);line-height:1.66}

/* ---------- QUOTES ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.quote{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:linear-gradient(165deg,rgba(12,26,56,.68),rgba(6,14,34,.46))}
.quote p{font-size:14.5px;color:#cbd5e1;line-height:1.72;margin-bottom:18px}
.quote-who{display:flex;align-items:center;gap:12px}
.quote-ava{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-weight:700;font-size:14px;background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f}
.quote-who b{display:block;font-size:13.5px}
.quote-who small{font-size:11.5px;color:var(--muted)}

/* ---------- STEPS ---------- */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;position:relative}
.step{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:rgba(8,18,41,.5)}
.step-num{font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--accent-2)}
.step h3{font-size:16px;margin:10px 0 9px}
.step p{font-size:13.5px;color:var(--muted);line-height:1.66}

/* ---------- FAQ ---------- */
.faq{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq details{border:1px solid var(--line);border-radius:var(--radius-sm);background:rgba(8,18,41,.55);transition:border-color .22s ease}
.faq details[open]{border-color:var(--line-strong);background:rgba(12,26,56,.72)}
.faq summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-weight:600;font-size:15px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';font-size:20px;color:var(--accent-2);line-height:1;transition:transform .25s ease}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .faq-answer{padding:0 22px 20px;color:var(--muted);font-size:14px;line-height:1.72}

/* ---------- CTA ---------- */
.cta-band{
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);padding:46px 44px;
  background:linear-gradient(120deg,rgba(37,99,235,.34),rgba(56,189,248,.12));
  box-shadow:var(--shadow);
  display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:32px;align-items:center;
}
.cta-band h2{font-size:clamp(22px,2.9vw,32px);margin-bottom:14px}
.cta-band p{color:#cbd5e1;font-size:15px;line-height:1.72}
.cta-actions{display:flex;flex-direction:column;gap:12px}

/* ---------- FOOTER ---------- */
.site-footer{border-top:1px solid var(--line);background:rgba(3,7,18,.92);padding:56px 0 26px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px;margin-bottom:40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-grid p{font-size:13.5px;color:var(--muted);line-height:1.72}
.footer-grid h4{font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--accent-2);margin-bottom:16px}
.footer-grid ul li{margin-bottom:10px}
.footer-grid ul a{font-size:13.5px;color:var(--muted);transition:color .2s}
.footer-grid ul a:hover{color:var(--accent-2)}
.footer-bottom{
  border-top:1px solid var(--line);padding-top:22px;display:flex;flex-wrap:wrap;
  gap:14px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:12.5px;color:var(--muted)}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-badges span{font-size:11px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:5px 12px}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;padding:12px 18px;
  border-radius:999px;background:rgba(7,7,13,.82);backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,12,28,.92),rgba(7,12,28,.92)),
    linear-gradient(135deg,#38bdf8,#2563eb);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 22px rgba(56,189,248,.45);font-size:13.5px;font-weight:600;
  opacity:.8;transition:opacity .25s ease,transform .25s ease,box-shadow .3s ease;
  min-height:56px;
}
.fab:hover{opacity:1;transform:translateY(-3px) scale(1.03);box-shadow:0 0 34px rgba(56,189,248,.75)}
.fab:active{transform:scale(.96)}
.fab-icon{
  width:30px;height:30px;border-radius:9px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;font-weight:800;font-size:12px;
  animation:fabPulse 2.6s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 0 rgba(56,189,248,.6)}50%{box-shadow:0 0 16px rgba(56,189,248,.9)}}
.fab-dot{position:absolute;top:6px;right:8px;width:10px;height:10px;border-radius:50%;background:#ef4444;box-shadow:0 0 0 2px rgba(3,7,18,.9)}
.fab span.fab-text{white-space:nowrap}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:minmax(0,1fr)}
  .hero-side--left,.hero-side--right{transform:none}
  .hero-main{order:-1}
  .hero-side{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:start}
  .kpi{grid-template-columns:repeat(3,minmax(0,1fr))}
  .matrix-layout{grid-template-columns:minmax(0,1fr)}
  .security-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .timeline::before{display:none}
  .tl-item{padding:32px 18px 0 0}
  .tl-dot{top:0}
}
@media (max-width:1024px){
  .nav-links{
    position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:3px;margin-left:0;padding:14px 20px 20px;display:none;
    background:rgba(4,10,26,.99);border-bottom:1px solid var(--line-strong);
    box-shadow:0 26px 50px rgba(2,6,23,.8);
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:13px 14px;font-size:14.5px}
  .nav-actions{margin-left:auto}
  .nav-toggle{display:flex}
}
@media (max-width:860px){
  .matrix-cards{grid-template-columns:minmax(0,1fr)}
  .flash-track,.channel,.quotes,.steps{grid-template-columns:minmax(0,1fr)}
  .ladder{grid-template-columns:repeat(2,minmax(0,1fr))}
  .news-layout{grid-template-columns:minmax(0,1fr)}
  .cta-band{grid-template-columns:minmax(0,1fr);padding:34px 26px}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .hero{padding:38px 0 56px}
  .hero-main{padding:28px 22px;border-radius:20px}
  .hero-side{grid-template-columns:minmax(0,1fr)}
  .kpi{grid-template-columns:repeat(2,minmax(0,1fr))}
  .security-grid{grid-template-columns:minmax(0,1fr)}
  .timeline{grid-template-columns:minmax(0,1fr)}
  .compare-head,.compare-row{grid-template-columns:1fr}
  .compare-head span:nth-child(1){background:rgba(37,99,235,.22)}
  .compare-row span:first-child{color:var(--accent-2);font-weight:600}
  .brand-sub{display:none}
}
@media (max-width:520px){
  .container{padding-left:16px;padding-right:16px}
  .nav{min-height:66px;gap:8px}
  .nav-links{top:66px}
  .brand-name{font-size:13px;max-width:118px;line-height:1.2}
  .brand-mark{width:36px;height:36px;font-size:13px}
  .nav-actions .btn{padding:8px 12px;font-size:12.5px}
  .nav-toggle{width:38px;height:38px}
  .hero h1{font-size:22px}
  .hero-lead{font-size:14px}
  .btn{width:100%}
  .hero-cta{flex-direction:column}
  .cta-actions{flex-direction:column}
  .ladder{grid-template-columns:minmax(0,1fr)}
  .kpi{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:24px}
  .countdown div{min-width:50px}
  .fab{left:12px;bottom:84px;padding:10px 14px;font-size:12.5px}
  .fab span.fab-text{display:none}
}

/* roulang page: article */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --panel:rgba(9,20,44,.74);
  --panel-2:rgba(12,26,56,.88);
  --accent:#2563eb;
  --accent-2:#38bdf8;
  --holo:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.45);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 22px 54px rgba(2,6,23,.72);
  --glow:0 0 26px rgba(37,99,235,.5);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(880px 520px at 10% -8%,rgba(37,99,235,.30),transparent 66%),
    radial-gradient(760px 520px at 96% 6%,rgba(56,189,248,.18),transparent 62%),
    linear-gradient(180deg,#030712 0%,#050d22 42%,#030712 100%);
}
body::after{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.45;
  background-image:
    linear-gradient(rgba(56,189,248,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.055) 1px,transparent 1px);
  background-size:58px 58px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
a:focus-visible,button:focus-visible{outline:2px solid var(--accent-2);outline-offset:2px;border-radius:10px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding-left:20px;padding-right:20px}
main{position:relative;z-index:1}
.site-header,.site-footer{position:relative;z-index:2}
/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:12px;font-weight:600;font-size:15px;
  white-space:nowrap;transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .2s ease;
}
.btn--primary{background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;box-shadow:var(--glow)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.72)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{border:1px solid var(--line-strong);background:rgba(37,99,235,.09);color:var(--text)}
.btn--ghost:hover{border-color:var(--accent-2);background:rgba(56,189,248,.16);transform:translateY(-2px)}
.btn--sm{padding:9px 18px;font-size:14px;border-radius:10px}
.btn--block{width:100%}
/* ---------- SHARED ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:600;letter-spacing:.17em;text-transform:uppercase;
  color:var(--accent-2);border:1px solid var(--line-strong);border-radius:999px;
  padding:6px 14px;background:rgba(37,99,235,.10);
}
.section{padding:76px 0;position:relative}
.section--alt{
  background:linear-gradient(180deg,rgba(8,18,41,.62),rgba(3,7,18,.28));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section--tight{padding:52px 0}
.section-head{max-width:780px;margin-bottom:40px}
.section-head h2{font-size:clamp(23px,3.1vw,35px);margin:16px 0 14px;line-height:1.28}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.72}
.muted{color:var(--muted)}
.card{
  background:linear-gradient(160deg,rgba(12,26,56,.74),rgba(6,14,34,.56));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.20)}
.card h3{font-size:17.5px;margin:0 0 10px;line-height:1.45}
.card p{color:var(--muted);font-size:14.5px;line-height:1.7;margin:0}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 11px;border-radius:8px;background:rgba(56,189,248,.14);
  border:1px solid var(--line-strong);color:var(--accent-2);
}
/* ---------- HEADER ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(3,7,18,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:14px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;display:grid;place-items:center;border-radius:12px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;font-weight:800;font-size:15px;
  clip-path:polygon(11px 0,100% 0,100% calc(100% - 11px),calc(100% - 11px) 100%,0 100%,0 11px);
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-name{font-size:14.5px;font-weight:700;letter-spacing:.01em}
.brand-sub{font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{padding:9px 14px;border-radius:10px;font-size:14px;color:var(--muted);transition:color .2s,background .2s}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.10)}
.nav-links a.is-active{color:var(--text);background:rgba(37,99,235,.20);box-shadow:inset 0 0 0 1px var(--line-strong)}
.nav-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);
  align-items:center;justify-content:center;color:var(--accent-2);
}
.nav-toggle:hover{background:rgba(56,189,248,.14)}
/* ---------- ARTICLE HERO ---------- */
.article-hero{position:relative;padding:44px 0 40px;overflow:hidden;border-bottom:1px solid var(--line)}
.article-hero__bg{position:absolute;inset:0;background-image:url('/assets/images/59ce28b5852baa4b.jpg');background-size:cover;background-position:center;opacity:.17}
.article-hero::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.72),rgba(3,7,18,.97))}
.article-hero .container{position:relative;z-index:1}
.breadcrumb{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px}
.breadcrumb a{color:var(--muted);transition:color .2s}
.breadcrumb a:hover{color:var(--accent-2)}
.breadcrumb span.sep{opacity:.5}
.article-title{font-size:clamp(25px,3.9vw,42px);line-height:1.26;margin:14px 0 18px;letter-spacing:-.01em}
.article-lead{color:#cbd8ea;font-size:16px;line-height:1.75;max-width:760px;margin:0 0 22px}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 18px;align-items:center;color:var(--muted);font-size:13.5px}
.article-meta .dot{width:5px;height:5px;border-radius:50%;background:var(--accent-2);display:inline-block}
.article-cover{margin-top:30px;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow);position:relative}
.article-cover img{width:100%;aspect-ratio:16/7;object-fit:cover;opacity:.92}
/* ---------- ARTICLE BODY ---------- */
.article-shell{display:grid;grid-template-columns:minmax(0,1fr);gap:34px}
.article-body{font-size:16.5px;line-height:1.78;color:#dbe6f5;max-width:900px}
.article-body h1,.article-body h2{font-size:clamp(20px,2.6vw,28px);line-height:1.35;margin:38px 0 14px;color:var(--text)}
.article-body h3{font-size:18.5px;line-height:1.45;margin:28px 0 12px;color:var(--text)}
.article-body h4{font-size:16.5px;margin:22px 0 10px;color:var(--text)}
.article-body p{margin:0 0 16px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:22px}
.article-body li{margin-bottom:9px}
.article-body a{color:var(--accent-2);border-bottom:1px dashed rgba(56,189,248,.5)}
.article-body a:hover{color:#fff;border-bottom-color:#fff}
.article-body img{border-radius:var(--radius);border:1px solid var(--line);margin:22px 0}
.article-body blockquote{
  margin:24px 0;padding:18px 22px;border-left:3px solid var(--accent-2);
  background:rgba(37,99,235,.10);border-radius:0 var(--radius-sm) var(--radius-sm) 0;color:var(--text);
}
.article-body table{width:100%;border-collapse:collapse;font-size:14.5px;margin:22px 0;display:block;overflow-x:auto}
.article-body th,.article-body td{border:1px solid var(--line);padding:11px 13px;text-align:left}
.article-body th{background:rgba(37,99,235,.16);color:var(--text)}
.article-body strong{color:#fff}
.empty-state{text-align:left;padding:32px;border:1px dashed var(--line-strong);border-radius:var(--radius);background:rgba(37,99,235,.07)}
.empty-state h2{margin-top:0}
.empty-state p{color:var(--muted)}
/* ---------- KEY POINTS ---------- */
.point-list{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.point-list li{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:rgba(9,20,44,.55);
  transition:border-color .25s ease,background .25s ease,transform .25s ease;
}
.point-list li:hover{border-color:var(--line-strong);background:rgba(12,26,56,.8);transform:translateX(3px)}
.point-list .tick{
  flex:0 0 26px;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;font-weight:800;font-size:13px;
}
.point-list strong{display:block;font-size:15.5px;margin-bottom:4px}
.point-list span{color:var(--muted);font-size:14.5px;line-height:1.68}
/* ---------- METRICS ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.metric{
  padding:24px 20px;border-radius:var(--radius);border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(12,26,56,.8),rgba(6,14,34,.5));
  transition:border-color .25s ease,box-shadow .25s ease;
}
.metric:hover{border-color:var(--line-strong);box-shadow:0 0 26px rgba(56,189,248,.18)}
.metric b{display:block;font-size:clamp(22px,3vw,30px);line-height:1.1;background:linear-gradient(135deg,#60a5fa,#38bdf8);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric span{display:block;margin-top:8px;color:var(--muted);font-size:13.5px;line-height:1.6}
/* ---------- LAYER CARDS ---------- */
.layer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.layer{display:flex;gap:16px;padding:24px;border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(160deg,rgba(12,26,56,.7),rgba(6,14,34,.5));transition:border-color .25s ease,transform .25s ease}
.layer:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.layer__icon{
  flex:0 0 44px;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  border:1px solid var(--line-strong);background:rgba(37,99,235,.16);color:var(--accent-2);
}
.layer h3{font-size:16.5px;margin:0 0 8px}
.layer p{margin:0;color:var(--muted);font-size:14.5px;line-height:1.7}
/* ---------- STEP FLOW ---------- */
.flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:rgba(6,14,34,.5)}
.flow__step{padding:26px 22px;border-right:1px solid var(--line);position:relative;transition:background .25s ease}
.flow__step:last-child{border-right:0}
.flow__step:hover{background:rgba(37,99,235,.12)}
.flow__step em{font-style:normal;font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-2)}
.flow__step h3{font-size:16px;margin:10px 0 8px}
.flow__step p{margin:0;color:var(--muted);font-size:14px;line-height:1.68}
/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:900px}
.faq details{
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(9,20,44,.6);overflow:hidden;transition:border-color .25s ease;
}
.faq details[open]{border-color:var(--line-strong);background:rgba(12,26,56,.82)}
.faq summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-weight:600;font-size:15.5px;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';color:var(--accent-2);font-size:20px;line-height:1;transition:transform .25s ease}
.faq details[open] summary::after{content:'−'}
.faq .faq__body{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.75}
/* ---------- POST LIST ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.post-card{
  display:flex;flex-direction:column;gap:12px;padding:24px;border-radius:var(--radius);
  border:1px solid var(--line);background:linear-gradient(160deg,rgba(12,26,56,.72),rgba(6,14,34,.5));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.2)}
.post-card h3{font-size:16.5px;line-height:1.5;margin:0}
.post-card span.more{font-size:13px;color:var(--accent-2);font-weight:600}
/* ---------- CTA ---------- */
.cta-band{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--line-strong);
  background:linear-gradient(140deg,rgba(12,26,56,.94),rgba(6,14,34,.9));
  padding:46px 40px;box-shadow:var(--shadow);
}
.cta-band::before{content:'';position:absolute;inset:0;background:radial-gradient(560px 240px at 12% 0%,rgba(37,99,235,.42),transparent 70%)}
.cta-band>*{position:relative}
.cta-inner{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:30px;align-items:center}
.cta-inner h2{font-size:clamp(22px,3vw,32px);margin:0 0 12px;line-height:1.3}
.cta-inner p{color:var(--muted);margin:0 0 20px;font-size:15.5px;line-height:1.72}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px}
.cta-note{display:flex;flex-wrap:wrap;gap:10px}
.cta-note span{font-size:12px;padding:7px 12px;border-radius:9px;border:1px solid var(--line-strong);background:rgba(37,99,235,.14);color:var(--accent-2)}
/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 18px;border-radius:999px;
  background:rgba(7,7,13,.82);backdrop-filter:blur(12px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(120deg,#38bdf8,#2563eb,#38bdf8);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--text);font-size:13.5px;font-weight:600;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.78;transition:opacity .25s ease,transform .25s ease,box-shadow .3s ease;
}
.fab:hover{opacity:1;transform:translateY(-3px) scale(1.03);box-shadow:0 0 34px rgba(56,189,248,.75)}
.fab:active{transform:translateY(0) scale(.97)}
.fab__ico{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:rgba(56,189,248,.16);border:1px solid var(--line-strong);color:var(--accent-2);animation:pulseGlow 2.8s ease-in-out infinite}
.fab__dot{position:absolute;top:8px;right:12px;width:9px;height:9px;border-radius:50%;background:#ef4444;box-shadow:0 0 0 2px rgba(7,7,13,.9);animation:blink 1.6s ease-in-out infinite}
@keyframes pulseGlow{0%,100%{box-shadow:0 0 0 rgba(56,189,248,0)}50%{box-shadow:0 0 16px rgba(56,189,248,.65)}}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.35}}
/* ---------- FOOTER ---------- */
.site-footer{
  background:linear-gradient(180deg,rgba(4,10,26,.92),rgba(2,5,14,.99));
  border-top:1px solid var(--line);padding:58px 0 26px;margin-top:10px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.site-footer h4{font-size:14px;margin:0 0 16px;color:var(--text);letter-spacing:.02em}
.site-footer ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.site-footer ul a{color:var(--muted);font-size:14px;transition:color .2s ease,padding-left .2s ease}
.site-footer ul a:hover{color:var(--accent-2);padding-left:4px}
.site-footer p{color:var(--muted);font-size:14px;line-height:1.72;max-width:520px;margin:0}
.footer-bottom{
  margin-top:38px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;align-items:center;justify-content:space-between;
}
.footer-bottom p{font-size:13px;max-width:660px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px}
.footer-badges span{
  font-size:11.5px;padding:6px 11px;border-radius:8px;
  border:1px solid var(--line-strong);background:rgba(37,99,235,.12);color:var(--accent-2);
}
/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow{grid-template-columns:repeat(2,minmax(0,1fr))}
  .flow__step:nth-child(2){border-right:0}
  .flow__step:nth-child(1),.flow__step:nth-child(2){border-bottom:1px solid var(--line)}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-inner{grid-template-columns:minmax(0,1fr)}
}
@media (max-width:960px){
  .nav{min-height:66px;gap:8px}
  .brand-sub{display:none}
  .nav-links{
    position:absolute;top:100%;left:20px;right:20px;margin-top:10px;
    flex-direction:column;align-items:stretch;gap:2px;padding:12px;
    background:rgba(6,14,34,.98);border:1px solid var(--line-strong);
    border-radius:16px;box-shadow:var(--shadow);display:none;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:12px 14px;font-size:14.5px}
  .nav-toggle{display:inline-flex}
  .nav-actions .btn{padding:8px 13px;font-size:13px}
  .layer-grid{grid-template-columns:minmax(0,1fr)}
  .article-body{max-width:none}
}
@media (max-width:640px){
  .section{padding:56px 0}
  .section--tight{padding:42px 0}
  .hero{padding:44px 0 56px}
  .article-cover img{aspect-ratio:16/9}
  .metric-grid{grid-template-columns:minmax(0,1fr)}
  .flow{grid-template-columns:minmax(0,1fr)}
  .flow__step{border-right:0;border-bottom:1px solid var(--line)}
  .flow__step:last-child{border-bottom:0}
  .post-grid{grid-template-columns:minmax(0,1fr)}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:26px}
  .cta-band{padding:32px 22px}
  .brand-name{font-size:12.5px;max-width:124px;line-height:1.24}
  .brand-mark{width:38px;height:38px;font-size:13.5px}
  .nav-actions .btn{padding:7px 10px;font-size:12px;border-radius:9px}
  .nav-toggle{width:38px;height:38px}
  .fab{bottom:24px;left:12px;padding:10px 15px;font-size:12.5px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category1 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --panel:rgba(9,20,44,.74);
  --panel-2:rgba(12,26,56,.88);
  --accent:#2563eb;
  --accent-2:#38bdf8;
  --holo:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.45);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 22px 54px rgba(2,6,23,.72);
  --glow:0 0 26px rgba(37,99,235,.5);
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(880px 520px at 10% -8%,rgba(37,99,235,.30),transparent 66%),
    radial-gradient(760px 520px at 96% 6%,rgba(56,189,248,.18),transparent 62%),
    linear-gradient(180deg,#030712 0%,#050d22 42%,#030712 100%);
}
body::after{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.45;
  background-image:
    linear-gradient(rgba(56,189,248,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.055) 1px,transparent 1px);
  background-size:58px 58px;
}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700;letter-spacing:-.01em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:8px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding-left:20px;padding-right:20px}
main{position:relative;z-index:1}
.site-header,.site-footer{position:relative;z-index:2}
.muted{color:var(--muted)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:12px;font-weight:600;font-size:15px;
  white-space:nowrap;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .2s ease;
}
.btn--primary{background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;box-shadow:var(--glow)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.72)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{border:1px solid var(--line-strong);background:rgba(37,99,235,.09);color:var(--text)}
.btn--ghost:hover{border-color:var(--accent-2);background:rgba(56,189,248,.16);transform:translateY(-2px)}
.btn--sm{padding:9px 18px;font-size:14px;border-radius:10px}
.btn--block{width:100%}

/* ---------- SHARED ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:600;letter-spacing:.17em;text-transform:uppercase;
  color:var(--accent-2);border:1px solid var(--line-strong);border-radius:999px;
  padding:6px 14px;background:rgba(37,99,235,.10);
}
.section{padding:76px 0;position:relative}
.section--alt{
  background:linear-gradient(180deg,rgba(8,18,41,.62),rgba(3,7,18,.28));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section--tight{padding:52px 0}
.section-head{max-width:780px;margin-bottom:40px}
.section-head h2{font-size:clamp(23px,3.1vw,35px);margin:16px 0 14px}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.72}
.section-head--wide{max-width:900px}
.card{
  background:linear-gradient(160deg,rgba(12,26,56,.74),rgba(6,14,34,.56));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.20)}
.card h3{font-size:17.5px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px;line-height:1.7}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 11px;border-radius:8px;background:rgba(56,189,248,.14);
  border:1px solid var(--line-strong);color:var(--accent-2);
}
.tag--hot{background:rgba(239,68,68,.16);border-color:rgba(239,68,68,.5);color:#fca5a5}
.grid{display:grid;gap:20px}
.grid--2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid--3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid--4{grid-template-columns:repeat(4,minmax(0,1fr))}

/* ---------- HEADER ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(3,7,18,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:14px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;display:grid;place-items:center;border-radius:12px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;font-weight:800;font-size:15px;
  clip-path:polygon(11px 0,100% 0,100% calc(100% - 11px),calc(100% - 11px) 100%,0 100%,0 11px);
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-name{font-size:14.5px;font-weight:700;letter-spacing:.01em}
.brand-sub{font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{padding:9px 14px;border-radius:10px;font-size:14px;color:var(--muted);transition:color .2s,background .2s}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.10)}
.nav-links a.is-active{color:var(--text);background:rgba(37,99,235,.20);box-shadow:inset 0 0 0 1px var(--line-strong)}
.nav-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);
  align-items:center;justify-content:center;color:var(--accent-2);
}
.nav-toggle:hover{background:rgba(56,189,248,.14)}

/* ---------- HERO ---------- */
.hero{position:relative;padding:56px 0 84px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/be091549909e07f3.jpg');
  background-size:cover;background-position:center;opacity:.26;
}
.hero::after{
  content:'';position:absolute;inset:0;z-index:0;
  background:linear-gradient(180deg,rgba(3,7,18,.66),rgba(3,7,18,.96));
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,.85fr);gap:26px;align-items:stretch}
.hero-main{
  background:linear-gradient(160deg,rgba(12,26,56,.94),rgba(6,14,34,.86));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:42px 38px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.hero-main::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 260px at 14% 0%,rgba(37,99,235,.38),transparent 72%);
}
.hero-main>*{position:relative}
.hero h1{font-size:clamp(27px,3.8vw,44px);margin:18px 0 16px;line-height:1.2}
.hero-lead{color:#cbd5e1;font-size:16px;line-height:1.72;max-width:660px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-notes{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.hero-note{
  font-size:12.5px;color:var(--muted);border:1px dashed var(--line);
  border-radius:999px;padding:6px 13px;background:rgba(3,7,18,.5);
}
.hero-panel{
  background:linear-gradient(170deg,rgba(9,20,44,.92),rgba(3,9,22,.9));
  border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;
  box-shadow:var(--shadow);display:flex;flex-direction:column;gap:18px;
}
.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.panel-head h2{font-size:15px;font-weight:700}
.panel-status{display:inline-flex;align-items:center;gap:7px;font-size:11.5px;color:#a5f3fc;letter-spacing:.08em;text-transform:uppercase}
.panel-status i{width:8px;height:8px;border-radius:50%;background:#22d3ee;box-shadow:0 0 10px #22d3ee;display:inline-block;animation:pulseDot 1.8s infinite}
@keyframes pulseDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.85)}}
.stat-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px dashed rgba(56,189,248,.16)}
.stat-row:last-of-type{border-bottom:0}
.stat-row span{font-size:13.5px;color:var(--muted)}
.stat-row strong{font-size:15px;font-weight:700;color:var(--text)}
.bar{height:6px;border-radius:999px;background:rgba(56,189,248,.14);overflow:hidden}
.bar i{display:block;height:100%;border-radius:999px;background:linear-gradient(90deg,#2563eb,#38bdf8);box-shadow:0 0 14px rgba(56,189,248,.6)}

/* ---------- CATEGORY BAND ---------- */
.cat-band{position:relative;z-index:5;margin-top:-44px}
.cat-band-inner{
  background:linear-gradient(140deg,rgba(12,26,56,.94),rgba(4,10,26,.92));
  border:1px solid var(--line-strong);border-radius:var(--radius);
  padding:16px;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;
  box-shadow:var(--shadow);
}
.cat-chip{
  display:flex;flex-direction:column;gap:3px;padding:14px 16px;border-radius:var(--radius-sm);
  background:rgba(56,189,248,.05);border:1px solid var(--line);
  transition:transform .22s ease,background .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.cat-chip strong{font-size:14.5px;font-weight:700}
.cat-chip span{font-size:12.5px;color:var(--muted);line-height:1.5}
.cat-chip:hover{transform:translateY(-3px);background:rgba(56,189,248,.14);border-color:var(--line-strong);box-shadow:0 0 24px rgba(56,189,248,.22)}
.cat-chip.is-current{background:rgba(37,99,235,.24);border-color:var(--line-strong);box-shadow:var(--glow)}

/* ---------- RISK LIST ---------- */
.risk-list{display:grid;gap:14px}
.risk-item{
  display:grid;grid-template-columns:44px minmax(0,1fr);gap:16px;align-items:start;
  padding:20px 22px;border-left:2px solid var(--line-strong);border-radius:0 var(--radius-sm) var(--radius-sm) 0;
  background:linear-gradient(90deg,rgba(37,99,235,.12),rgba(3,7,18,0));
}
.risk-item b{
  width:40px;height:40px;border-radius:12px;display:grid;place-items:center;
  background:rgba(239,68,68,.14);border:1px solid rgba(239,68,68,.4);color:#fca5a5;
  font-size:13px;font-weight:700;
}
.risk-item h3{font-size:16px;margin-bottom:6px}
.risk-item p{font-size:14.5px;color:var(--muted);line-height:1.7}

/* ---------- LAYER CARDS ---------- */
.layer-media{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;position:relative;
  background:rgba(6,14,34,.6);
}
.layer-media img{width:100%;height:100%;object-fit:cover;min-height:280px;opacity:.86;transition:transform .5s ease,opacity .3s ease}
.layer-media:hover img{transform:scale(1.04);opacity:1}
.layer-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;font-size:12.5px;color:#cbd5e1;
  background:linear-gradient(180deg,rgba(3,7,18,0),rgba(3,7,18,.92));
}
.layer-card{display:flex;flex-direction:column;gap:8px}
.layer-card .tag{align-self:flex-start}
.layer-card ul{margin-top:12px;display:grid;gap:8px}
.layer-card li{font-size:13.5px;color:var(--muted);padding-left:16px;position:relative;line-height:1.62}
.layer-card li::before{content:'';position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;background:var(--accent-2);box-shadow:0 0 8px rgba(56,189,248,.7)}

/* ---------- STEPS ---------- */
.steps{display:grid;gap:0;margin-top:6px}
.step{
  display:grid;grid-template-columns:76px minmax(0,1fr);gap:22px;padding:26px 0;
  border-bottom:1px dashed rgba(56,189,248,.18);
}
.step:last-child{border-bottom:0}
.step-num{
  width:56px;height:56px;border-radius:16px;display:grid;place-items:center;
  font-weight:800;font-size:17px;color:#03111f;
  background:linear-gradient(135deg,#2563eb,#38bdf8);box-shadow:var(--glow);
}
.step h3{font-size:17.5px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14.5px;line-height:1.72;max-width:820px}

/* ---------- METRICS ---------- */
.metrics{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.metric{background:linear-gradient(160deg,rgba(9,20,44,.94),rgba(4,10,26,.9));padding:28px 24px}
.metric strong{display:block;font-size:clamp(24px,3.2vw,34px);font-weight:800;letter-spacing:-.02em;
  background:linear-gradient(135deg,#60a5fa,#38bdf8);-webkit-background-clip:text;background-clip:text;color:transparent}
.metric span{display:block;margin-top:10px;font-size:13.5px;color:var(--muted);line-height:1.6}

/* ---------- QUOTES ---------- */
.quote{
  background:linear-gradient(160deg,rgba(12,26,56,.72),rgba(6,14,34,.5));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  display:flex;flex-direction:column;gap:16px;height:100%;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.quote:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.18)}
.quote p{font-size:14.8px;line-height:1.75;color:#dbe4f0}
.quote-by{display:flex;align-items:center;gap:12px;margin-top:auto}
.avatar{
  width:42px;height:42px;border-radius:12px;display:grid;place-items:center;font-weight:700;font-size:14px;
  background:linear-gradient(135deg,rgba(37,99,235,.9),rgba(56,189,248,.85));color:#03111f;
}
.quote-by b{display:block;font-size:14px}
.quote-by em{font-style:normal;font-size:12.5px;color:var(--muted)}

/* ---------- AUDIENCE ---------- */
.audience-card{display:flex;flex-direction:column;gap:14px}
.audience-card img{border-radius:var(--radius-sm);height:150px;object-fit:cover;border:1px solid var(--line)}
.audience-card h3{font-size:16.5px}
.audience-card p{font-size:14.3px;color:var(--muted);line-height:1.7}

/* ---------- NEWS ---------- */
.news-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.post-card{
  display:flex;flex-direction:column;gap:10px;padding:22px 24px;border-radius:var(--radius-sm);
  background:linear-gradient(150deg,rgba(9,20,44,.8),rgba(4,10,26,.66));
  border:1px solid var(--line);border-left:2px solid var(--line-strong);
  transition:transform .22s ease,border-color .22s ease,background .22s ease;
}
.post-card:hover{transform:translateX(4px);border-color:var(--line-strong);background:linear-gradient(150deg,rgba(14,30,64,.9),rgba(6,14,34,.8))}
.post-card .post-tag{
  font-size:10.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2);
}
.post-card h3{font-size:16px;line-height:1.45}
.post-card p{font-size:13.8px;color:var(--muted);line-height:1.66}
.post-card .post-date{font-size:12px;color:#64748b;margin-top:auto}
.news-empty{grid-column:1/-1;padding:26px;border:1px dashed var(--line);border-radius:var(--radius-sm);color:var(--muted);font-size:14.5px}

/* ---------- FAQ ---------- */
.faq{display:grid;gap:12px;max-width:920px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-sm);background:var(--panel);overflow:hidden;transition:border-color .22s ease,background .22s ease}
.faq-item[open]{border-color:var(--line-strong);background:var(--panel-2)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;font-weight:600;font-size:15.5px;
  display:flex;align-items:center;justify-content:space-between;gap:18px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:'+';font-size:20px;line-height:1;color:var(--accent-2);flex-shrink:0;transition:transform .25s ease;
}
.faq-item[open] summary::after{content:'–';transform:rotate(180deg)}
.faq-item .faq-body{padding:0 22px 20px;color:var(--muted);font-size:14.6px;line-height:1.75}

/* ---------- CTA ---------- */
.cta-band{
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);padding:44px;
  background:
    radial-gradient(520px 240px at 88% 10%,rgba(56,189,248,.28),transparent 70%),
    linear-gradient(140deg,rgba(37,99,235,.3),rgba(6,14,34,.9));
  display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,.9fr);gap:30px;align-items:center;
  box-shadow:var(--shadow);
}
.cta-band h2{font-size:clamp(22px,3vw,32px);margin-bottom:12px}
.cta-band p{color:#cbd5e1;font-size:15px;line-height:1.72}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:flex-end}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  min-height:56px;padding:12px 20px 12px 16px;border-radius:999px;
  background:rgba(7,12,28,.82);backdrop-filter:blur(12px);
  border:1px solid rgba(56,189,248,.6);
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.85;transition:opacity .22s ease,transform .22s ease,box-shadow .22s ease,color .22s ease;
  color:var(--text);font-size:13.5px;font-weight:600;letter-spacing:.01em;
}
.fab svg{width:22px;height:22px;color:#38bdf8;transition:color .22s ease}
.fab:hover{opacity:1;transform:translateY(-3px);box-shadow:0 0 32px rgba(6,182,212,.7)}
.fab:hover svg{color:#a3e635}
.fab:active{transform:translateY(0) scale(.97)}
.fab .fab-dot{
  position:absolute;top:6px;right:10px;width:10px;height:10px;border-radius:50%;
  background:#22d3ee;box-shadow:0 0 10px #22d3ee;animation:pulseDot 1.5s infinite;
}

/* ---------- FOOTER ---------- */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(4,10,26,.9),rgba(3,7,18,.98));margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr;gap:34px;padding:58px 0 40px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.site-footer p{color:var(--muted);font-size:14px;line-height:1.75}
.site-footer h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#cbd5e1;margin-bottom:16px}
.site-footer ul{display:grid;gap:10px}
.site-footer ul a{font-size:14px;color:var(--muted);transition:color .2s ease,transform .2s ease;display:inline-block}
.site-footer ul a:hover{color:var(--accent-2);transform:translateX(3px)}
.footer-bottom{
  border-top:1px solid var(--line);padding:24px 0 34px;
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;
}
.footer-bottom p{font-size:13px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-badges span{
  font-size:11.5px;font-weight:600;letter-spacing:.06em;color:#bfdbfe;
  border:1px solid var(--line);border-radius:999px;padding:6px 12px;background:rgba(37,99,235,.1);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr}
  .grid--4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr}
  .cta-band{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
}
@media (max-width:900px){
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;margin-left:0;
    background:rgba(4,10,26,.98);border:1px solid var(--line-strong);border-radius:var(--radius);
    padding:12px;box-shadow:var(--shadow);
    display:none;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:12px 14px;font-size:14.5px}
  .nav-actions .btn--ghost{padding:8px 14px;font-size:13px}
  .nav-actions .btn--primary{padding:8px 14px;font-size:13px}
}
@media (max-width:860px){
  .grid--3{grid-template-columns:1fr}
  .grid--2{grid-template-columns:1fr}
  .news-grid{grid-template-columns:1fr}
  .cat-band-inner{grid-template-columns:1fr}
  .cat-band{margin-top:-28px}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .hero{padding:38px 0 66px}
  .hero-main{padding:30px 22px}
  .hero-panel{padding:22px}
  .grid--4{grid-template-columns:1fr}
  .metrics{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding:42px 0 30px}
  .step{grid-template-columns:1fr;gap:14px}
  .cta-band{padding:30px 22px}
  .brand-sub{display:none}
}
@media (max-width:520px){
  body{font-size:15.5px}
  .container{padding-left:16px;padding-right:16px}
  .hero h1{font-size:26px}
  .hero-actions .btn,.cta-actions .btn{width:100%}
  .brand-name{font-size:13px}
  .fab{left:12px;bottom:84px;padding:11px 16px 11px 14px;font-size:12.5px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --panel:rgba(9,20,44,.74);
  --panel-2:rgba(12,26,56,.88);
  --accent:#2563eb;
  --accent-2:#38bdf8;
  --holo:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.45);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 22px 54px rgba(2,6,23,.72);
  --glow:0 0 26px rgba(37,99,235,.5);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(880px 520px at 10% -8%,rgba(37,99,235,.30),transparent 66%),
    radial-gradient(760px 520px at 96% 6%,rgba(56,189,248,.18),transparent 62%),
    linear-gradient(180deg,#030712 0%,#050d22 42%,#030712 100%);
}
body::after{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.45;
  background-image:
    linear-gradient(rgba(56,189,248,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.055) 1px,transparent 1px);
  background-size:58px 58px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:700;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding-left:20px;padding-right:20px}
main{position:relative;z-index:1}
.site-header,.site-footer{position:relative;z-index:2}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:12px;font-weight:600;font-size:15px;
  white-space:nowrap;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .2s ease;
}
.btn--primary{background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;box-shadow:var(--glow)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.72)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{border:1px solid var(--line-strong);background:rgba(37,99,235,.09);color:var(--text)}
.btn--ghost:hover{border-color:var(--accent-2);background:rgba(56,189,248,.16);transform:translateY(-2px)}
.btn--sm{padding:9px 18px;font-size:14px;border-radius:10px}
.btn--block{width:100%}

/* ---------- SHARED ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:600;letter-spacing:.17em;text-transform:uppercase;
  color:var(--accent-2);border:1px solid var(--line-strong);border-radius:999px;
  padding:6px 14px;background:rgba(37,99,235,.10);
}
.section{padding:76px 0;position:relative}
.section--alt{
  background:linear-gradient(180deg,rgba(8,18,41,.62),rgba(3,7,18,.28));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section--tight{padding:52px 0}
.section-head{max-width:780px;margin-bottom:40px}
.section-head h2{font-size:clamp(23px,3.1vw,35px);margin:16px 0 14px}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.72}
.muted{color:var(--muted)}
.card{
  background:linear-gradient(160deg,rgba(12,26,56,.74),rgba(6,14,34,.56));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.20)}
.card h3{font-size:17.5px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px;line-height:1.7}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 11px;border-radius:8px;background:rgba(56,189,248,.14);
  border:1px solid var(--line-strong);color:var(--accent-2);
}
.tag--hot{background:rgba(239,68,68,.16);border-color:rgba(239,68,68,.5);color:#fca5a5}
.tag--vip{background:rgba(250,204,21,.14);border-color:rgba(250,204,21,.45);color:#fde68a}

/* ---------- HEADER ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(3,7,18,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:14px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;display:grid;place-items:center;border-radius:12px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;font-weight:800;font-size:15px;
  clip-path:polygon(11px 0,100% 0,100% calc(100% - 11px),calc(100% - 11px) 100%,0 100%,0 11px);
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-name{font-size:14.5px;font-weight:700;letter-spacing:.01em}
.brand-sub{font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{padding:9px 14px;border-radius:10px;font-size:14px;color:var(--muted);transition:color .2s,background .2s}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.10)}
.nav-links a.is-active{color:var(--text);background:rgba(37,99,235,.20);box-shadow:inset 0 0 0 1px var(--line-strong)}
.nav-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);
  align-items:center;justify-content:center;color:var(--accent-2);
}
.nav-toggle:hover{background:rgba(56,189,248,.14)}

/* ---------- HERO (local / khu vực) ---------- */
.hero{position:relative;padding:56px 0 68px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/be091549909e07f3.jpg');
  background-size:cover;background-position:center;opacity:.22;
}
.hero::after{
  content:'';position:absolute;inset:0;z-index:0;
  background:linear-gradient(180deg,rgba(3,7,18,.66),rgba(3,7,18,.97));
}
.hero .container{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(0,.88fr);gap:26px;align-items:start}
.hero-panel{
  background:linear-gradient(160deg,rgba(12,26,56,.92),rgba(6,14,34,.86));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:38px 34px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.hero-panel::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(620px 260px at 12% 0%,rgba(37,99,235,.36),transparent 72%);
}
.hero-panel>*{position:relative}
.hero h1{font-size:clamp(26px,3.7vw,42px);margin:18px 0 16px}
.hero h1 .hl{
  background:linear-gradient(120deg,#38bdf8,#60a5fa);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{color:#cbd5e1;font-size:15.8px;line-height:1.75;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.zone{margin-top:30px;padding-top:24px;border-top:1px dashed rgba(56,189,248,.28)}
.zone-label{font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--accent-2);font-weight:600;margin-bottom:12px;display:block}
.zone-chips{display:flex;flex-wrap:wrap;gap:9px}
.zone-chips a{
  display:inline-flex;align-items:center;gap:7px;
  font-size:13px;font-weight:500;color:#cbd5e1;
  padding:7px 13px;border-radius:999px;border:1px solid var(--line);
  background:rgba(9,20,44,.66);transition:border-color .2s,color .2s,transform .2s,background .2s;
}
.zone-chips a::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 8px rgba(56,189,248,.9)}
.zone-chips a:hover{color:#fff;border-color:var(--line-strong);background:rgba(37,99,235,.20);transform:translateY(-2px)}
.hero-side{display:grid;gap:16px}
.stat-card{
  background:linear-gradient(155deg,rgba(12,26,56,.86),rgba(6,14,34,.62));
  border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;
  transition:border-color .25s ease,box-shadow .25s ease;
}
.stat-card:hover{border-color:var(--line-strong);box-shadow:0 0 26px rgba(56,189,248,.18)}
.stat-value{font-size:26px;font-weight:800;letter-spacing:-.02em;
  background:linear-gradient(120deg,#38bdf8,#93c5fd);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-label{font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-top:4px}
.stat-note{font-size:13.5px;color:#cbd5e1;margin-top:10px;line-height:1.6}
.hero-media{
  position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
}
.hero-media img{width:100%;height:190px;object-fit:cover;opacity:.9}
.hero-media figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 16px;font-size:13px;color:#e2e8f0;
  background:linear-gradient(180deg,transparent,rgba(3,7,18,.95));
}

/* ---------- PAIN / SOLUTION ---------- */
.dual-grid{display:grid;grid-template-columns:minmax(0,.94fr) minmax(0,1.06fr);gap:28px;align-items:start}
.pain-list{display:grid;gap:14px}
.pain-item{
  display:flex;gap:14px;align-items:flex-start;
  padding:18px 20px;border-radius:var(--radius-sm);
  border:1px solid rgba(239,68,68,.24);background:rgba(69,10,10,.20);
}
.pain-item span.ic{
  flex-shrink:0;width:32px;height:32px;border-radius:9px;display:grid;place-items:center;
  background:rgba(239,68,68,.16);color:#fca5a5;font-weight:800;font-size:14px;
}
.pain-item strong{display:block;font-size:15px;margin-bottom:3px}
.pain-item p{color:var(--muted);font-size:14px;line-height:1.65}
.solution-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.solution-card{
  background:linear-gradient(160deg,rgba(12,26,56,.80),rgba(6,14,34,.58));
  border:1px solid var(--line);border-radius:var(--radius);padding:22px;
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.solution-card:hover{transform:translateY(-3px);border-color:var(--line-strong);box-shadow:0 0 26px rgba(56,189,248,.2)}
.solution-card h3{font-size:15.5px;margin:12px 0 8px}
.solution-card p{color:var(--muted);font-size:13.8px;line-height:1.68}
.solution-card .num{
  font-size:12px;font-weight:700;letter-spacing:.12em;color:var(--accent-2);
  border:1px solid var(--line-strong);border-radius:999px;padding:4px 10px;display:inline-block;
}

/* ---------- PROMO ---------- */
.promo-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.promo{
  position:relative;overflow:hidden;
  background:linear-gradient(165deg,rgba(12,26,56,.86),rgba(6,14,34,.60));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px 24px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.promo::after{
  content:'';position:absolute;right:-40px;top:-40px;width:130px;height:130px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,189,248,.20),transparent 70%);
}
.promo:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 32px rgba(56,189,248,.22)}
.promo h3{font-size:17px;margin:14px 0 10px}
.promo p{color:var(--muted);font-size:14.2px;line-height:1.68}
.promo ul{margin-top:14px;display:grid;gap:8px}
.promo ul li{position:relative;padding-left:18px;font-size:13.8px;color:#cbd5e1}
.promo ul li::before{content:'';position:absolute;left:0;top:9px;width:6px;height:6px;border-radius:2px;
  background:linear-gradient(135deg,#2563eb,#38bdf8)}
.promo-value{
  margin-top:16px;padding-top:14px;border-top:1px dashed rgba(56,189,248,.26);
  font-size:13px;color:var(--muted);
}
.promo-value b{color:#e2e8f0;font-size:15px}

/* ---------- METHODS ---------- */
.method-list{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:14px}
.method{
  background:rgba(9,20,44,.62);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:20px 18px;transition:border-color .22s ease,background .22s ease,transform .22s ease;
}
.method:hover{border-color:var(--line-strong);background:rgba(37,99,235,.14);transform:translateY(-3px)}
.method h3{font-size:15px;margin-bottom:8px}
.method p{color:var(--muted);font-size:13.5px;line-height:1.62}
.method .speed{
  display:inline-block;margin-top:12px;font-size:12px;font-weight:600;color:#7dd3fc;
  border:1px solid rgba(56,189,248,.35);border-radius:999px;padding:3px 10px;background:rgba(56,189,248,.10);
}

/* ---------- STEPS ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;counter-reset:step}
.step{
  position:relative;padding:26px 22px 22px;border-radius:var(--radius);
  border:1px solid var(--line);background:linear-gradient(160deg,rgba(12,26,56,.72),rgba(6,14,34,.52));
}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;top:-14px;left:22px;
  font-size:13px;font-weight:800;letter-spacing:.06em;
  padding:5px 12px;border-radius:9px;color:#03111f;
  background:linear-gradient(135deg,#2563eb,#38bdf8);box-shadow:var(--glow);
}
.step h3{font-size:15.5px;margin:10px 0 8px}
.step p{color:var(--muted);font-size:13.8px;line-height:1.68}

/* ---------- LIMITS TABLE ---------- */
.limit-wrap{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(160deg,rgba(12,26,56,.70),rgba(6,14,34,.50));
}
.limit-table{width:100%;border-collapse:collapse;font-size:14.2px}
.limit-table caption{
  text-align:left;padding:20px 24px 6px;font-size:13px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--accent-2);font-weight:600;
}
.limit-table th,.limit-table td{padding:14px 24px;text-align:left;border-bottom:1px solid rgba(56,189,248,.12)}
.limit-table th{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600}
.limit-table td{color:#dbeafe}
.limit-table tr:last-child td{border-bottom:0}
.limit-table tbody tr:hover{background:rgba(37,99,235,.10)}
.limit-table td b{color:#fff;font-weight:600}

/* ---------- AUDIENCE ---------- */
.aud-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.aud{
  padding:24px 22px;border-radius:var(--radius-sm);
  border:1px solid var(--line);background:rgba(9,20,44,.55);
  transition:border-color .22s ease,transform .22s ease;
}
.aud:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.aud h3{font-size:15.5px;margin-bottom:9px;color:#e0f2fe}
.aud p{color:var(--muted);font-size:13.7px;line-height:1.66}

/* ---------- TESTIMONIAL ---------- */
.voice-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.voice{
  padding:26px 24px;border-radius:var(--radius);
  border:1px solid var(--line);background:linear-gradient(160deg,rgba(12,26,56,.74),rgba(6,14,34,.52));
}
.voice p{font-size:14.5px;line-height:1.72;color:#e2e8f0}
.voice footer{margin-top:16px;padding-top:14px;border-top:1px dashed rgba(56,189,248,.24);font-size:13.2px;color:var(--muted)}
.voice footer b{display:block;color:#f8fafc;font-size:14px;margin-bottom:2px}

/* ---------- POSTS ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.post-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--radius);
  border:1px solid var(--line);background:linear-gradient(160deg,rgba(12,26,56,.76),rgba(6,14,34,.54));
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 28px rgba(56,189,248,.2)}
.post-thumb{display:block;position:relative;overflow:hidden}
.post-thumb img{width:100%;height:178px;object-fit:cover;transition:transform .45s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-body h3{font-size:16px;line-height:1.45}
.post-body h3 a:hover{color:var(--accent-2)}
.post-body p{color:var(--muted);font-size:13.8px;line-height:1.66}
.post-meta{font-size:12.2px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-2);margin-top:auto}
.post-more{margin-top:14px;font-size:13.8px;font-weight:600;color:#93c5fd}
.post-more:hover{color:#fff}
.list-foot{margin-top:34px;display:flex;justify-content:flex-start}

/* ---------- FAQ ---------- */
.faq-wrap{display:grid;grid-template-columns:minmax(0,.82fr) minmax(0,1.18fr);gap:30px;align-items:start}
.faq-list{display:grid;gap:12px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(9,20,44,.60);overflow:hidden;transition:border-color .22s ease,background .22s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(37,99,235,.12)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-size:15px;font-weight:600;
  display:flex;justify-content:space-between;gap:14px;align-items:flex-start;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';color:var(--accent-2);font-size:20px;line-height:1;font-weight:700}
.faq-item[open] summary::after{content:'–'}
.faq-item .faq-a{padding:0 22px 20px;color:var(--muted);font-size:14.2px;line-height:1.72}

/* ---------- CTA BAND ---------- */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid var(--line-strong);padding:44px 40px;
  background:linear-gradient(125deg,rgba(9,20,44,.94),rgba(37,99,235,.24));
  box-shadow:var(--shadow);
}
.cta-band::before{
  content:'';position:absolute;inset:0;opacity:.22;
  background-image:url('/assets/images/fc4148da83f6b97d.jpg');
  background-size:cover;background-position:center;
}
.cta-band>*{position:relative}
.cta-inner{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:26px;align-items:center}
.cta-band h2{font-size:clamp(22px,2.8vw,32px);margin-bottom:12px}
.cta-band p{color:#cbd5e1;font-size:15.2px;line-height:1.72}
.cta-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.cta-side{display:grid;gap:12px}
.cta-side div{
  border:1px solid var(--line);border-radius:var(--radius-sm);padding:16px 18px;
  background:rgba(3,7,18,.55);font-size:13.6px;color:#dbeafe;
}
.cta-side b{display:block;font-size:15px;color:#fff;margin-bottom:3px}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  display:flex;align-items:center;gap:9px;
  padding:12px 18px 12px 14px;border-radius:999px;
  background:rgba(7,7,13,.82);backdrop-filter:blur(14px);
  border:1px solid rgba(56,189,248,.55);
  color:#e0f2fe;font-size:13.5px;font-weight:600;
  box-shadow:0 0 22px rgba(6,182,212,.42);
  opacity:.82;transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;
  animation:fabPulse 3.4s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:translateY(-3px);box-shadow:0 0 34px rgba(6,182,212,.68)}
.fab:active{transform:translateY(1px) scale(.97)}
.fab .fab-ic{
  width:30px;height:30px;border-radius:10px;display:grid;place-items:center;flex-shrink:0;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;
}
.fab .fab-dot{
  position:absolute;top:6px;right:10px;width:9px;height:9px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 10px rgba(244,63,94,.9);
  animation:dotBlink 1.6s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.34)}50%{box-shadow:0 0 30px rgba(6,182,212,.62)}}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.28}}

/* ---------- FOOTER ---------- */
.site-footer{
  position:relative;z-index:2;margin-top:70px;
  border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(3,7,18,.6),rgba(2,5,14,.96));
  padding:58px 0 34px;
}
.footer-grid{display:grid;grid-template-columns:1.55fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.site-footer p{color:var(--muted);font-size:14px;line-height:1.72}
.site-footer h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#cbd5e1;margin-bottom:16px}
.site-footer ul{display:grid;gap:10px}
.site-footer ul a{color:var(--muted);font-size:14px;transition:color .2s,padding-left .2s}
.site-footer ul a:hover{color:var(--accent-2);padding-left:4px}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-badges span{
  font-size:12px;font-weight:600;color:#93c5fd;padding:6px 12px;border-radius:999px;
  border:1px solid var(--line-strong);background:rgba(37,99,235,.12);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1100px){
  .method-list{grid-template-columns:repeat(3,minmax(0,1fr))}
  .aud-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .promo-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:980px){
  .hero-grid{grid-template-columns:1fr}
  .dual-grid{grid-template-columns:1fr}
  .faq-wrap{grid-template-columns:1fr}
  .cta-inner{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .nav-links{
    position:absolute;top:calc(100% + 10px);left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;margin-left:0;
    background:rgba(6,14,34,.98);border:1px solid var(--line-strong);
    border-radius:var(--radius);padding:14px;box-shadow:var(--shadow);
    display:none;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:12px 14px;font-size:14.5px}
  .nav-toggle{display:inline-flex}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .hero{padding:40px 0 52px}
  .hero-panel{padding:28px 22px}
  .promo-grid,.solution-grid{grid-template-columns:1fr}
  .voice-grid{grid-template-columns:1fr}
  .method-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .limit-table th,.limit-table td{padding:12px 16px}
  .limit-table{font-size:13.4px}
  .cta-band{padding:30px 22px}
  .footer-grid{grid-template-columns:1fr}
  .fab{left:12px;bottom:82px;padding:11px 15px 11px 12px;font-size:12.8px}
}
@media (max-width:520px){
  .nav-actions .btn--ghost{display:none}
  .brand-name{font-size:13.4px}
  .brand-sub{font-size:9px;letter-spacing:.1em}
  .method-list,.steps,.aud-grid,.post-grid{grid-template-columns:1fr}
  .hero-cta .btn{width:100%}
  .cta-actions .btn{width:100%}
  .limit-table thead{display:none}
  .limit-table tr{display:block;border-bottom:1px solid rgba(56,189,248,.14)}
  .limit-table td{display:flex;justify-content:space-between;gap:14px;border-bottom:0;padding:10px 16px}
  .limit-table td::before{content:attr(data-label);color:var(--muted);font-size:12px;text-transform:uppercase;letter-spacing:.06em}
  .fab span.fab-text{display:none}
}

/* roulang page: category2 */
:root{
  --bg:#030712;
  --bg-2:#081229;
  --panel:rgba(9,20,44,.74);
  --panel-2:rgba(12,26,56,.88);
  --accent:#2563eb;
  --accent-2:#38bdf8;
  --holo:#60a5fa;
  --text:#f8fafc;
  --muted:#94a3b8;
  --line:rgba(56,189,248,.18);
  --line-strong:rgba(56,189,248,.45);
  --radius:18px;
  --radius-sm:12px;
  --radius-lg:26px;
  --shadow:0 22px 54px rgba(2,6,23,.72);
  --glow:0 0 26px rgba(37,99,235,.5);
  --max:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',sans-serif;
  background:var(--bg);
  color:var(--text);
  font-size:16px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;
  background:
    radial-gradient(880px 520px at 10% -8%,rgba(37,99,235,.30),transparent 66%),
    radial-gradient(760px 520px at 96% 6%,rgba(56,189,248,.18),transparent 62%),
    linear-gradient(180deg,#030712 0%,#050d22 42%,#030712 100%);
}
body::after{
  content:'';position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.45;
  background-image:
    linear-gradient(rgba(56,189,248,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.055) 1px,transparent 1px);
  background-size:58px 58px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.26;font-weight:700}
p{margin:0}
.container{width:100%;max-width:var(--max);margin:0 auto;padding-left:20px;padding-right:20px}
main{position:relative;z-index:1}
.site-header,.site-footer{position:relative;z-index:2}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:12px;font-weight:600;font-size:15px;
  white-space:nowrap;transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .2s ease;
}
.btn--primary{background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;box-shadow:var(--glow)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.72)}
.btn--primary:active{transform:translateY(0)}
.btn--ghost{border:1px solid var(--line-strong);background:rgba(37,99,235,.09);color:var(--text)}
.btn--ghost:hover{border-color:var(--accent-2);background:rgba(56,189,248,.16);transform:translateY(-2px)}
.btn--sm{padding:9px 18px;font-size:14px;border-radius:10px}
.btn--block{width:100%}
a:focus-visible,button:focus-visible,summary:focus-visible{
  outline:2px solid var(--accent-2);outline-offset:3px;border-radius:10px;
}

/* ---------- SHARED ---------- */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:600;letter-spacing:.17em;text-transform:uppercase;
  color:var(--accent-2);border:1px solid var(--line-strong);border-radius:999px;
  padding:6px 14px;background:rgba(37,99,235,.10);
}
.section{padding:76px 0;position:relative}
.section--alt{
  background:linear-gradient(180deg,rgba(8,18,41,.62),rgba(3,7,18,.28));
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.section--tight{padding:52px 0}
.section-head{max-width:780px;margin-bottom:40px}
.section-head h2{font-size:clamp(23px,3.1vw,35px);margin:16px 0 14px}
.section-head p{color:var(--muted);font-size:15.5px;line-height:1.72}
.section-head--split{max-width:none;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:34px;align-items:end}
.muted{color:var(--muted)}
.card{
  background:linear-gradient(160deg,rgba(12,26,56,.74),rgba(6,14,34,.56));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.20)}
.card h3{font-size:17.5px;margin-bottom:10px}
.card p{color:var(--muted);font-size:14.5px;line-height:1.7}
.tag{
  display:inline-block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 11px;border-radius:8px;background:rgba(56,189,248,.14);
  border:1px solid var(--line-strong);color:var(--accent-2);
}
.tag--hot{background:rgba(239,68,68,.16);border-color:rgba(239,68,68,.5);color:#fca5a5}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);margin:0}

/* ---------- HEADER ---------- */
.site-header{position:sticky;top:0;z-index:90;background:rgba(3,7,18,.88);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;gap:14px;min-height:74px;position:relative}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;display:grid;place-items:center;border-radius:12px;
  background:linear-gradient(135deg,#2563eb,#38bdf8);color:#03111f;font-weight:800;font-size:15px;
  clip-path:polygon(11px 0,100% 0,100% calc(100% - 11px),calc(100% - 11px) 100%,0 100%,0 11px);
}
.brand-text{display:flex;flex-direction:column;line-height:1.16}
.brand-name{font-size:14.5px;font-weight:700;letter-spacing:.01em}
.brand-sub{font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted)}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-links a{padding:9px 14px;border-radius:10px;font-size:14px;color:var(--muted);transition:color .2s,background .2s}
.nav-links a:hover{color:var(--text);background:rgba(56,189,248,.10)}
.nav-links a.is-active{color:var(--text);background:rgba(37,99,235,.20);box-shadow:inset 0 0 0 1px var(--line-strong)}
.nav-actions{display:flex;align-items:center;gap:9px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);
  align-items:center;justify-content:center;color:var(--accent-2);
}
.nav-toggle:hover{background:rgba(56,189,248,.14)}

/* ---------- CATEGORY HERO ---------- */
.cat-hero{position:relative;padding:56px 0 72px;overflow:hidden}
.cat-hero__bg{
  position:absolute;inset:0;z-index:0;
  background-image:url('/assets/images/59ce28b5852baa4b.jpg');
  background-size:cover;background-position:center;opacity:.22;
}
.cat-hero::after{
  content:'';position:absolute;inset:0;z-index:0;
  background:linear-gradient(180deg,rgba(3,7,18,.60),rgba(3,7,18,.96));
}
.cat-hero .container{position:relative;z-index:1}
.cat-hero__grid{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:38px;align-items:center}
.breadcrumb{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--muted);margin-bottom:18px}
.breadcrumb a:hover{color:var(--accent-2)}
.breadcrumb span{opacity:.55}
.cat-hero h1{font-size:clamp(27px,4.1vw,46px);letter-spacing:-.01em;margin:16px 0 18px}
.cat-hero h1 em{font-style:normal;background:linear-gradient(120deg,#38bdf8,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent}
.cat-hero__lead{color:var(--muted);font-size:16.5px;line-height:1.75;max-width:620px}
.cat-hero__actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.trust-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px}
.trust-chip{
  display:inline-flex;align-items:center;gap:8px;font-size:12.5px;font-weight:600;
  color:#dbeafe;padding:8px 14px;border-radius:999px;border:1px solid var(--line);
  background:rgba(9,20,44,.72);
}
.trust-chip i{width:7px;height:7px;border-radius:50%;background:var(--accent-2);box-shadow:0 0 10px var(--accent-2)}
.hero-visual{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow)}
.hero-visual img{width:100%;height:400px;object-fit:cover;opacity:.72}
.hero-visual__overlay{
  position:absolute;inset:auto 0 0 0;padding:22px;
  background:linear-gradient(180deg,transparent,rgba(3,7,18,.94));
}
.hero-visual__overlay strong{display:block;font-size:15px;margin-bottom:4px}
.hero-visual__overlay span{font-size:13px;color:var(--muted)}
.hero-visual__badge{
  position:absolute;top:18px;left:18px;display:inline-flex;align-items:center;gap:8px;
  background:rgba(3,7,18,.82);border:1px solid var(--line-strong);border-radius:999px;
  padding:7px 14px;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-2);
}

/* ---------- RISK / SOLUTION ---------- */
.risk-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:30px;align-items:start}
.risk-list{display:grid;gap:0}
.risk-item{display:grid;grid-template-columns:44px minmax(0,1fr);gap:16px;padding:20px 0;border-bottom:1px dashed rgba(56,189,248,.18)}
.risk-item:last-child{border-bottom:0}
.risk-item__idx{
  width:44px;height:44px;display:grid;place-items:center;border-radius:12px;
  border:1px solid rgba(239,68,68,.45);background:rgba(239,68,68,.12);
  color:#fca5a5;font-weight:700;font-size:14px;
}
.risk-item h3{font-size:16.5px;margin-bottom:6px}
.risk-item p{color:var(--muted);font-size:14.5px;line-height:1.68}
.solution-panel{
  background:linear-gradient(160deg,rgba(12,26,56,.94),rgba(6,14,34,.82));
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  padding:32px;box-shadow:var(--shadow);position:relative;overflow:hidden;
}
.solution-panel::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(520px 240px at 90% 0%,rgba(37,99,235,.34),transparent 70%);
}
.solution-panel>*{position:relative}
.solution-panel h3{font-size:20px;margin-bottom:14px}
.solution-panel>p{color:var(--muted);font-size:14.5px;line-height:1.72}
.check-list{margin-top:22px;display:grid;gap:14px}
.check-list li{display:grid;grid-template-columns:22px minmax(0,1fr);gap:12px;font-size:14.5px;color:#dbeafe;line-height:1.66}
.check-list li::before{
  content:'✓';display:grid;place-items:center;width:22px;height:22px;border-radius:7px;
  background:rgba(56,189,248,.16);border:1px solid var(--line-strong);color:var(--accent-2);
  font-size:12px;font-weight:700;margin-top:2px;
}

/* ---------- LAYERS ---------- */
.layer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.layer-card{
  background:linear-gradient(160deg,rgba(12,26,56,.74),rgba(6,14,34,.56));
  border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.layer-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 32px rgba(56,189,248,.22)}
.layer-card__icon{
  width:46px;height:46px;display:grid;place-items:center;border-radius:13px;
  background:rgba(37,99,235,.18);border:1px solid var(--line-strong);color:var(--accent-2);margin-bottom:18px;
}
.layer-card h3{font-size:16.5px;margin-bottom:10px}
.layer-card p{color:var(--muted);font-size:14px;line-height:1.7}

/* ---------- PROCESS ---------- */
.step-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;counter-reset:step}
.step{
  position:relative;padding:26px 22px;border-radius:var(--radius);
  background:rgba(8,18,41,.62);border:1px solid var(--line);
  transition:border-color .25s ease,transform .25s ease;
}
.step:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.step__num{
  font-size:13px;font-weight:800;letter-spacing:.14em;color:var(--accent-2);
  display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;
}
.step__num::after{content:'';display:block;width:26px;height:1px;background:var(--line-strong)}
.step h3{font-size:16.5px;margin-bottom:9px}
.step p{color:var(--muted);font-size:14px;line-height:1.68}

/* ---------- STATS ---------- */
.stat-band{
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  background:linear-gradient(140deg,rgba(12,26,56,.9),rgba(4,10,26,.72));
  padding:34px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;
  box-shadow:var(--shadow);
}
.stat{text-align:left;padding-left:18px;border-left:2px solid rgba(56,189,248,.28)}
.stat strong{display:block;font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:-.02em;background:linear-gradient(120deg,#38bdf8,#60a5fa);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{display:block;margin-top:8px;font-size:13.5px;color:var(--muted);line-height:1.6}

/* ---------- POLICY ---------- */
.policy-grid{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:34px;align-items:center}
.policy-figure{border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow)}
.policy-figure img{width:100%;height:360px;object-fit:cover;opacity:.8}
.policy-list{display:grid;gap:0}
.policy-list li{padding:16px 0;border-bottom:1px solid rgba(56,189,248,.14);display:grid;grid-template-columns:minmax(0,1fr) auto;gap:14px;align-items:baseline}
.policy-list li:last-child{border-bottom:0}
.policy-list strong{font-size:15.5px;font-weight:600}
.policy-list em{font-style:normal;font-size:12.5px;color:var(--accent-2);letter-spacing:.06em;text-transform:uppercase}

/* ---------- AUDIENCE ---------- */
.audience-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.audience{
  border-left:2px solid var(--line-strong);padding:6px 0 6px 22px;
}
.audience h3{font-size:17.5px;margin-bottom:10px}
.audience p{color:var(--muted);font-size:14.5px;line-height:1.7}
.audience ul{margin-top:14px;display:grid;gap:9px}
.audience ul li{font-size:14px;color:#dbeafe;padding-left:16px;position:relative}
.audience ul li::before{content:'';position:absolute;left:0;top:9px;width:7px;height:7px;border-radius:2px;background:var(--accent-2)}

/* ---------- FAQ ---------- */
.faq-grid{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);gap:34px;align-items:start}
.faq-list{display:grid;gap:12px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--radius-sm);
  background:rgba(8,18,41,.6);overflow:hidden;transition:border-color .25s ease,background .25s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(12,26,56,.78)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-size:15.5px;font-weight:600;
  display:flex;justify-content:space-between;gap:16px;align-items:center;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:'+';font-size:20px;font-weight:500;color:var(--accent-2);line-height:1;
  transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-answer{padding:0 22px 20px;color:var(--muted);font-size:14.5px;line-height:1.75}

/* ---------- POSTS ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.post-card{
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  background:linear-gradient(160deg,rgba(12,26,56,.7),rgba(6,14,34,.52));
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.2)}
.post-card__link{display:block;padding:24px;height:100%}
.post-card__title{font-size:16.5px;margin:14px 0 10px;line-height:1.45}
.post-card__excerpt{color:var(--muted);font-size:14px;line-height:1.7}
.post-card__meta{display:block;margin-top:16px;font-size:12.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-2)}
.list-empty{color:var(--muted);font-size:15px;padding:26px;border:1px dashed var(--line-strong);border-radius:var(--radius);background:rgba(8,18,41,.5)}

/* ---------- FINAL CTA ---------- */
.final-cta{
  border:1px solid var(--line-strong);border-radius:var(--radius-lg);
  background:linear-gradient(140deg,rgba(12,26,56,.94),rgba(4,10,26,.8));
  padding:48px;box-shadow:var(--shadow);position:relative;overflow:hidden;
  text-align:center;
}
.final-cta::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(640px 300px at 50% -20%,rgba(37,99,235,.36),transparent 72%);
}
.final-cta>*{position:relative}
.final-cta h2{font-size:clamp(22px,3vw,33px);margin:16px auto 14px;max-width:720px}
.final-cta p{color:var(--muted);font-size:15.5px;line-height:1.75;max-width:680px;margin:0 auto}
.final-cta__actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:28px}
.channel-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-top:30px;padding-top:26px;border-top:1px solid var(--line)}
.channel-row a{
  font-size:13.5px;font-weight:600;padding:9px 18px;border-radius:999px;
  border:1px solid var(--line);color:var(--muted);background:rgba(8,18,41,.7);
  transition:color .2s,border-color .2s,background .2s;
}
.channel-row a:hover{color:var(--text);border-color:var(--line-strong);background:rgba(56,189,248,.12)}

/* ---------- FOOTER ---------- */
.site-footer{
  position:relative;z-index:2;margin-top:20px;
  background:linear-gradient(180deg,rgba(4,10,26,.6),rgba(3,7,18,.98));
  border-top:1px solid var(--line);padding:58px 0 26px;
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.site-footer p{color:var(--muted);font-size:14px;line-height:1.72}
.site-footer h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:var(--holo);margin-bottom:16px}
.site-footer ul{display:grid;gap:10px}
.site-footer ul a{font-size:14px;color:var(--muted);transition:color .2s}
.site-footer ul a:hover{color:var(--accent-2)}
.footer-bottom{
  margin-top:40px;padding-top:22px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center;
}
.footer-bottom p{font-size:13px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-badges span{
  font-size:11.5px;font-weight:600;letter-spacing:.05em;color:#dbeafe;
  padding:6px 12px;border-radius:999px;border:1px solid var(--line);background:rgba(9,20,44,.7);
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1180px){
  .nav-links a{padding:9px 11px;font-size:13.5px}
}
@media (max-width:1080px){
  .nav-links{
    position:absolute;top:calc(100% + 1px);left:0;right:0;margin:0;
    flex-direction:column;align-items:stretch;gap:2px;padding:12px;display:none;
    background:rgba(4,10,26,.98);border:1px solid var(--line);border-radius:0 0 18px 18px;
    box-shadow:0 22px 44px rgba(2,6,23,.7);
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:12px 14px;font-size:14.5px}
  .nav-toggle{display:inline-flex}
  .cat-hero__grid{grid-template-columns:1fr;gap:32px}
  .layer-grid,.step-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .stat-band{grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .section{padding:58px 0}
  .section-head--split{grid-template-columns:1fr;gap:18px;align-items:start}
  .risk-grid,.policy-grid,.faq-grid{grid-template-columns:1fr;gap:26px}
  .audience-grid,.post-grid{grid-template-columns:1fr 1fr}
  .hero-visual img{height:320px}
  .final-cta{padding:34px 24px}
}
@media (max-width:520px){
  .brand-sub{display:none}
  .brand-name{font-size:13.5px}
  .nav{gap:8px;min-height:66px}
  .nav-actions .btn--sm{padding:8px 12px;font-size:13px}
  .cat-hero h1{font-size:26px}
  .cat-hero__actions .btn{width:100%}
  .layer-grid,.step-grid,.audience-grid,.post-grid,.stat-band,.footer-grid{grid-template-columns:1fr}
  .stat{padding-left:14px}
  .final-cta__actions .btn{width:100%}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .policy-figure img{height:250px}
}
/* ===== 重构首屏 Hero 区域，彻底解决图片错位与不美观 ===== */

.hero {
  padding: 50px 0 60px !important;
  position: relative !important;
}

/* 1. 采用标准的黄金比例两栏布局（左侧文案，右侧图文） */
.hero-grid {
  display: grid !important;
  grid-template-columns: 1.25fr 1fr !important; /* 左 55% 右 45% */
  gap: 36px !important;
  align-items: start !important;
}

/* 2. 把核心大标题提升到左侧第一视觉位 */
.hero-main {
  grid-column: 1 !important;
  grid-row: 1 !important;
  background: rgba(15, 23, 42, 0.6) !important;
  border: 1px solid rgba(56, 189, 248, 0.2) !important;
  border-radius: 18px !important;
  padding: 36px 32px !important;
  backdrop-filter: blur(12px) !important;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4) !important;
}

/* 3. 左侧小栏并入左侧底部，做成两列小卖点 */
.hero-side--left {
  grid-column: 1 !important;
  grid-row: 2 !important;
  background: rgba(15, 23, 42, 0.4) !important;
  border: 1px solid rgba(255, 255, 255, 0.08) !important;
  border-radius: 14px !important;
  padding: 20px 24px !important;
  margin-top: -16px !important;
}

.hero-side--left ul {
  display: grid !important;
  grid-template-columns: 1fr 1fr !important; /* 4个要点排成 2x2 网格，不再单列死板 */
  gap: 10px 16px !important;
  list-style: none !important;
  padding: 0 !important;
  margin: 12px 0 0 !important;
}

.hero-side--left li {
  font-size: 13.5px !important;
  color: #94a3b8 !important;
  display: flex !important;
  align-items: center !important;
}
.hero-side--left li::before {
  content: "✔" !important;
  color: #38bdf8 !important;
  margin-right: 8px !important;
  font-weight: bold !important;
}

/* 4. 右侧完整保留图片卡片，占据整列高度 */
.hero-side--right {
  grid-column: 2 !important;
  grid-row: 1 / span 2 !important; /* 纵向贯穿右侧 */
  background: rgba(15, 23, 42, 0.7) !important;
  border: 1px solid rgba(56, 189, 248, 0.25) !important;
  border-radius: 18px !important;
  overflow: hidden !important;
  padding: 0 0 24px 0 !important;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.5) !important;
}

/* 图片比例裁切与圆角优化 */
.hero-side--right .side-figure {
  width: 100% !important;
  height: 240px !important;
  overflow: hidden !important;
  margin-bottom: 20px !important;
}

.hero-side--right .side-figure img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  display: block !important;
  transition: transform 0.4s ease !important;
}
.hero-side--right:hover .side-figure img {
  transform: scale(1.04) !important;
}

.hero-side--right h3 {
  padding: 0 24px !important;
  font-size: 18px !important;
  margin-bottom: 12px !important;
  color: #f8fafc !important;
}

.hero-side--right ul {
  padding: 0 24px !important;
  list-style: none !important;
  display: grid !important;
  grid-template-columns: 1fr 1fr !important;
  gap: 10px !important;
}

.hero-side--right li {
  font-size: 13.5px !important;
  color: #cbd5e1 !important;
  display: flex !important;
  align-items: center !important;
}
.hero-side--right li::before {
  content: "⚡" !important;
  margin-right: 6px !important;
}

/* 5. 移动端平板自适应断点（手机上单列居中堆叠） */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr !important;
    gap: 24px !important;
  }
  .hero-main,
  .hero-side--left,
  .hero-side--right {
    grid-column: 1 !important;
    grid-row: auto !important;
  }
  .hero-side--left {
    margin-top: 0 !important;
  }
}
/* ===== 强制把红框面板移到右侧空白处 ===== */

/* 1. 采用标准的左、右两列网格 */
.hero-grid {
  display: grid !important;
  grid-template-columns: 1.25fr 1fr !important; /* 左侧占 55%，右侧占 45% */
  gap: 24px 32px !important;
  align-items: start !important;
}

/* 2. 左侧大文案独占左边一整列，纵向占两格高度 */
.hero-main {
  grid-column: 1 !important;
  grid-row: 1 / span 2 !important;
}

/* 3. 右上角：带图片的卡片 */
.hero-side--right {
  grid-column: 2 !important;
  grid-row: 1 !important;
  margin: 0 !important;
}

/* 4. 右下角：红框卡片强制放置在第 2 列第 2 行（也就是右侧空白处） */
.hero-side--left {
  grid-column: 2 !important;
  grid-row: 2 !important;
  margin: 0 !important;
}

/* 手机平板单列自适应 */
@media (max-width: 992px) {
  .hero-grid {
    grid-template-columns: 1fr !important;
  }
  .hero-main,
  .hero-side--right,
  .hero-side--left {
    grid-column: 1 !important;
    grid-row: auto !important;
  }
}