/* roulang page: index */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b36;
  --glass:rgba(13,27,54,.62);
  --glass-2:rgba(8,18,41,.78);
  --line:rgba(96,165,250,.18);
  --line-strong:rgba(56,189,248,.42);
  --txt:#F8FAFC;
  --txt-2:#94A3B8;
  --txt-3:#64748B;
  --blue:#2563EB;
  --cyan:#38BDF8;
  --glow:rgba(56,189,248,.42);
  --glow-blue:rgba(37,99,235,.45);
  --r-sm:10px;
  --r:16px;
  --r-lg:22px;
  --sh:0 18px 50px rgba(2,6,20,.65);
  --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',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg-0);
  color:var(--txt);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:68px 68px;
  pointer-events:none;
  z-index:0;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(37,99,235,.26),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(56,189,248,.16),transparent 60%);
  pointer-events:none;
  z-index:0;
}
header,main,footer{position:relative;z-index:2}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;font-weight:700;line-height:1.28;letter-spacing:-.015em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

.container{
  width:100%;
  max-width:var(--max);
  margin:0 auto;
  padding:0 22px;
}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(4,10,24,.82);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .3s ease;
}
.site-header.is-scrolled{box-shadow:0 12px 36px rgba(2,6,20,.7);background:rgba(4,10,24,.94)}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:74px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.9));
  box-shadow:0 0 22px rgba(56,189,248,.45);
  color:#031024;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:800;letter-spacing:.02em}
.brand-text small{font-size:11px;color:var(--txt-2);letter-spacing:.05em;text-transform:uppercase;font-weight:500}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  padding:9px 14px;
  border-radius:999px;
  font-size:14px;
  font-weight:500;
  color:var(--txt-2);
  border:1px solid transparent;
  white-space:nowrap;
}
.nav-link:hover{color:var(--txt);background:rgba(56,189,248,.09);border-color:var(--line)}
.nav-link.is-active{
  color:#e8f6ff;
  background:rgba(37,99,235,.2);
  border-color:var(--line-strong);
  box-shadow:0 0 18px rgba(56,189,248,.22) inset;
}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(13,27,54,.7);
  cursor:pointer;
  font-size:17px;
}
.nav-toggle:hover{border-color:var(--line-strong)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:11px 20px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease;
  white-space:nowrap;
  line-height:1.2;
}
.btn-lg{padding:14px 26px;font-size:15px}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#02101f;
  box-shadow:0 0 26px rgba(56,189,248,.45),0 8px 24px rgba(2,6,20,.5);
  font-weight:700;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(56,189,248,.7),0 12px 30px rgba(2,6,20,.6)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  background:transparent;
  color:#c9e6ff;
  border-color:rgba(96,165,250,.35);
}
.btn-ghost:hover{background:rgba(56,189,248,.12);border-color:var(--line-strong);color:#fff}
.btn-outline{
  background:rgba(13,27,54,.55);
  color:#d7ecff;
  border-color:rgba(96,165,250,.32);
  backdrop-filter:blur(8px);
}
.btn-outline:hover{border-color:var(--line-strong);background:rgba(37,99,235,.2);transform:translateY(-2px)}
.btn-block{width:100%}

/* ---------- HERO ---------- */
.hero{position:relative;padding:56px 0 46px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;
  background-position:center;
  opacity:.20;
  filter:saturate(.85);
}
.hero-bg::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.72) 0%,rgba(3,7,18,.92) 62%,var(--bg-0) 100%);
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:42px;
  align-items:start;
}
.pill{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.02em;
  color:#a9dcff;
  background:rgba(37,99,235,.16);
  border:1px solid var(--line-strong);
  box-shadow:0 0 18px rgba(56,189,248,.2);
}
.pill i{color:var(--cyan)}
.hero h1{
  margin:20px 0 0;
  font-size:clamp(26px,3.45vw,42px);
  font-weight:800;
  line-height:1.24;
  background:linear-gradient(120deg,#ffffff 12%,#bfe4ff 58%,#5cc9ff 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{
  margin-top:18px;
  color:var(--txt-2);
  font-size:15.5px;
  line-height:1.75;
  max-width:640px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid var(--line);
}
.hero-stat b{display:block;font-size:21px;font-weight:800;color:#dff2ff}
.hero-stat span{font-size:12.5px;color:var(--txt-3);line-height:1.5;display:block;margin-top:3px}

.hero-side{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:20px;
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh);
}
.hero-side-title{
  display:flex;align-items:center;justify-content:space-between;
  font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#9fc9ef;
  padding-bottom:14px;margin-bottom:14px;border-bottom:1px solid var(--line);
}
.live-dot{
  display:inline-flex;align-items:center;gap:6px;font-size:11px;font-weight:600;
  color:#7ff0c2;text-transform:none;letter-spacing:.02em;
}
.live-dot i{font-size:8px;animation:pulseDot 1.5s infinite}
@keyframes pulseDot{0%,100%{opacity:1}50%{opacity:.28}}
.quick-grid{display:grid;grid-template-columns:1fr 1fr;gap:11px}
.quick-item{
  display:flex;flex-direction:column;gap:7px;
  padding:14px 13px;
  border-radius:var(--r-sm);
  background:rgba(6,15,34,.72);
  border:1px solid var(--line);
  transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.quick-item:hover{
  transform:translateY(-3px);
  border-color:var(--line-strong);
  background:rgba(37,99,235,.16);
  box-shadow:0 10px 28px rgba(2,6,20,.55),0 0 20px rgba(56,189,248,.18);
}
.quick-item i{color:var(--cyan);font-size:15px}
.quick-item strong{font-size:13.5px;font-weight:600;color:#e6f4ff;line-height:1.4}
.quick-item span{font-size:11.5px;color:var(--txt-3);line-height:1.5}

/* ---------- SECTION SHELL ---------- */
.section{padding:56px 0;border-top:1px solid rgba(96,165,250,.09)}
.section-tight{padding:44px 0}
.section-head{max-width:760px;margin-bottom:30px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:12px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--cyan),transparent);border-radius:2px}
.section-head h2{font-size:clamp(21px,2.35vw,30px);font-weight:800;color:#f2f9ff}
.section-head p{margin-top:12px;color:var(--txt-2);font-size:15px;line-height:1.72}

/* ---------- METRIC BAR ---------- */
.metric-bar{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  border-radius:var(--r);
  overflow:hidden;
}
.metric-cell{
  background:linear-gradient(180deg,rgba(8,18,41,.94),rgba(6,14,32,.94));
  padding:24px 20px;
}
.metric-cell b{
  display:block;
  font-size:clamp(20px,2.1vw,27px);
  font-weight:800;
  color:#e5f5ff;
  letter-spacing:-.02em;
}
.metric-cell span{display:block;margin-top:6px;font-size:12.5px;color:var(--txt-3);line-height:1.55}
.metric-cell i{color:var(--cyan);font-size:13px;margin-bottom:9px;display:block}

/* ---------- COUNTDOWN ---------- */
.countdown-wrap{
  display:grid;
  grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:0;
  border:1px solid var(--line-strong);
  border-radius:var(--r-lg);
  overflow:hidden;
  background:linear-gradient(120deg,rgba(9,22,48,.95),rgba(4,11,26,.95));
  box-shadow:var(--sh);
}
.countdown-copy{padding:32px 30px}
.countdown-copy h3{font-size:clamp(19px,2vw,25px);font-weight:800;color:#f0f9ff}
.countdown-copy p{margin-top:12px;color:var(--txt-2);font-size:14.5px;line-height:1.7}
.countdown-grid{
  display:grid;grid-template-columns:repeat(4,minmax(0,1fr));
  gap:10px;padding:30px 26px;align-content:center;
  background:radial-gradient(420px 260px at 100% 0%,rgba(56,189,248,.16),transparent 65%);
}
.cd-box{
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:rgba(3,9,22,.72);
  padding:14px 8px;
  text-align:center;
}
.cd-box b{display:block;font-size:24px;font-weight:800;color:#9fe0ff;letter-spacing:-.02em}
.cd-box span{display:block;font-size:11px;color:var(--txt-3);margin-top:4px;text-transform:uppercase;letter-spacing:.08em}

/* ---------- HIGHLIGHT SPLIT ---------- */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:38px;align-items:center}
.split-media{
  position:relative;border-radius:var(--r-lg);overflow:hidden;
  border:1px solid var(--line-strong);
  box-shadow:var(--sh);
}
.split-media img{width:100%;height:100%;object-fit:cover;min-height:300px}
.split-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.1),rgba(3,7,18,.75));
}
.split-media-tag{
  position:absolute;left:16px;bottom:16px;z-index:3;
  display:inline-flex;align-items:center;gap:8px;
  padding:8px 14px;border-radius:999px;font-size:12px;font-weight:600;
  background:rgba(3,9,22,.82);border:1px solid var(--line-strong);color:#bfe6ff;
}
.feature-list{display:flex;flex-direction:column;gap:0}
.feature-row{
  display:flex;gap:16px;
  padding:18px 0;
  border-bottom:1px dashed rgba(96,165,250,.18);
}
.feature-row:last-child{border-bottom:0}
.feature-row i{
  flex-shrink:0;width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;font-size:15px;
  background:rgba(37,99,235,.16);border:1px solid var(--line);color:var(--cyan);
}
.feature-row h3{font-size:15.5px;font-weight:700;color:#eaf6ff}
.feature-row p{margin-top:5px;font-size:13.5px;color:var(--txt-2);line-height:1.65}

/* ---------- BENEFIT TABLE ---------- */
.benefit-table{
  width:100%;
  border-collapse:separate;
  border-spacing:0;
  border:1px solid var(--line);
  border-radius:var(--r);
  overflow:hidden;
  background:rgba(6,14,32,.6);
  font-size:14px;
}
.benefit-table th,.benefit-table td{
  padding:16px 18px;
  text-align:left;
  border-bottom:1px solid rgba(96,165,250,.13);
  vertical-align:middle;
}
.benefit-table thead th{
  background:rgba(9,21,46,.95);
  font-size:12.5px;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:#9fc9ef;
  font-weight:700;
}
.benefit-table tbody tr:hover{background:rgba(37,99,235,.09)}
.benefit-table td:first-child{color:#dbeafe;font-weight:600}
.benefit-table td{color:var(--txt-2)}
.benefit-table .col-hot{
  background:linear-gradient(180deg,rgba(37,99,235,.2),rgba(37,99,235,.06));
  color:#e8f5ff;
  font-weight:700;
}
.tick{color:#4ade80;font-size:14px}
.cross{color:#64748b;font-size:14px}

/* ---------- STEPS ---------- */
.steps{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.step{
  position:relative;
  padding:24px 20px 22px;
  border-radius:var(--r);
  background:linear-gradient(180deg,rgba(11,24,50,.82),rgba(5,12,28,.82));
  border:1px solid var(--line);
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.step:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 16px 40px rgba(2,6,20,.6),0 0 22px rgba(56,189,248,.18)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;
  font-size:14px;font-weight:800;
  background:linear-gradient(135deg,rgba(37,99,235,.9),rgba(56,189,248,.85));
  color:#02101f;margin-bottom:14px;
}
.step h3{font-size:15.5px;font-weight:700;color:#eaf6ff}
.step p{margin-top:9px;font-size:13.5px;color:var(--txt-2);line-height:1.66}

/* ---------- REWARD PREVIEW ---------- */
.reward-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:34px;align-items:start}
.reward-media{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  position:relative;box-shadow:var(--sh);
}
.reward-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.reward-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,0) 35%,rgba(3,7,18,.8));
}
.reward-media-caption{
  position:absolute;left:18px;right:18px;bottom:16px;z-index:3;
  font-size:13.5px;color:#cfe8ff;line-height:1.6;
}
.tier{display:flex;flex-direction:column;gap:16px}
.tier-item{
  padding:16px 18px;
  border-radius:var(--r);
  border:1px solid var(--line);
  background:rgba(6,14,32,.62);
}
.tier-top{display:flex;align-items:center;justify-content:space-between;gap:12px}
.tier-top strong{font-size:14.5px;color:#e8f6ff}
.tier-top em{font-style:normal;font-size:13px;font-weight:700;color:#7dd3fc}
.tier-bar{
  margin-top:11px;height:8px;border-radius:999px;
  background:rgba(37,99,235,.18);overflow:hidden;
}
.tier-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);
}
.tier-item p{margin-top:9px;font-size:12.5px;color:var(--txt-3);line-height:1.55}

/* ---------- CATEGORY MATRIX ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.cat-card{
  display:flex;flex-direction:column;
  padding:26px 24px;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(11,25,52,.86),rgba(4,10,24,.86));
  transition:transform .24s ease,border-color .24s ease,box-shadow .24s ease;
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 20px 48px rgba(2,6,20,.62),0 0 26px rgba(56,189,248,.2)}
.cat-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(37,99,235,.18);border:1px solid var(--line-strong);
  color:var(--cyan);font-size:18px;margin-bottom:18px;
}
.cat-card h3{font-size:17px;font-weight:700;color:#f0f9ff}
.cat-card p{margin-top:10px;font-size:13.5px;color:var(--txt-2);line-height:1.66;flex:1}
.cat-link{
  margin-top:18px;display:inline-flex;align-items:center;gap:8px;
  font-size:13.5px;font-weight:600;color:#7dd3fc;
}
.cat-link:hover{color:#bae6fd}
.cat-link i{transition:transform .22s ease}
.cat-link:hover i{transform:translateX(4px)}

/* ---------- COMPARISON ---------- */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.compare-col{
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:rgba(6,14,32,.6);
  padding:26px 24px;
}
.compare-col.good{
  border-color:var(--line-strong);
  background:linear-gradient(160deg,rgba(37,99,235,.16),rgba(6,14,32,.72));
  box-shadow:0 0 30px rgba(56,189,248,.14);
}
.compare-col h3{font-size:16px;font-weight:700;margin-bottom:16px;color:#eaf6ff}
.compare-col li{
  display:flex;gap:11px;align-items:flex-start;
  padding:11px 0;font-size:13.8px;color:var(--txt-2);line-height:1.6;
  border-bottom:1px dashed rgba(96,165,250,.14);
}
.compare-col li:last-child{border-bottom:0}
.compare-col li i{margin-top:4px;flex-shrink:0;font-size:13px}

/* ---------- TIMELINE ---------- */
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;position:relative}
.timeline::before{
  content:"";position:absolute;top:15px;left:6%;right:6%;height:1px;
  background:linear-gradient(90deg,transparent,var(--line-strong),transparent);
}
.tl-item{position:relative;padding:0 16px;text-align:center}
.tl-dot{
  width:12px;height:12px;border-radius:50%;
  background:var(--cyan);margin:9px auto 18px;
  box-shadow:0 0 16px rgba(56,189,248,.85);
  position:relative;z-index:2;
}
.tl-item b{display:block;font-size:15px;font-weight:700;color:#e8f6ff}
.tl-item span{display:block;margin-top:7px;font-size:12.8px;color:var(--txt-3);line-height:1.6}

/* ---------- 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}
.news-item{
  display:flex;gap:18px;align-items:flex-start;
  padding:18px 0;border-bottom:1px solid rgba(96,165,250,.12);
  transition:transform .2s ease;
}
.news-item:first-child{padding-top:0}
.news-item:hover{transform:translateX(4px)}
.news-item:hover h3{color:#8ad4ff}
.news-thumb{
  flex-shrink:0;width:74px;height:74px;border-radius:12px;overflow:hidden;
  border:1px solid var(--line);
  background:rgba(37,99,235,.14);
  display:grid;place-items:center;color:var(--cyan);font-size:20px;
}
.news-body h3{font-size:15.5px;font-weight:600;color:#e9f5ff;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease}
.news-body p{margin-top:7px;font-size:13.3px;color:var(--txt-2);line-height:1.62;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.news-meta{display:flex;align-items:center;gap:12px;margin-top:10px;font-size:11.8px;color:var(--txt-3)}
.news-meta em{font-style:normal;color:#7dd3fc;font-weight:600}
.news-side{
  border:1px solid var(--line);border-radius:var(--r-lg);
  background:rgba(6,14,32,.62);padding:22px 20px;
}
.news-side h3{font-size:14px;text-transform:uppercase;letter-spacing:.1em;color:#9fc9ef;font-weight:700;padding-bottom:14px;border-bottom:1px solid var(--line)}
.side-item{display:flex;gap:12px;padding:14px 0;border-bottom:1px dashed rgba(96,165,250,.14)}
.side-item:last-child{border-bottom:0;padding-bottom:0}
.side-rank{
  flex-shrink:0;width:26px;height:26px;border-radius:8px;
  display:grid;place-items:center;font-size:12px;font-weight:800;
  background:rgba(37,99,235,.22);color:#8ad4ff;border:1px solid var(--line);
}
.side-item a{font-size:13.5px;color:#dbeafe;line-height:1.55;font-weight:500}
.side-item a:hover{color:#8ad4ff}
.news-empty{
  padding:26px;border:1px dashed var(--line);border-radius:var(--r);
  color:var(--txt-3);font-size:13.5px;text-align:center;
}

/* ---------- TRUST ---------- */
.trust-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.trust-card{
  padding:24px 20px;
  border-radius:var(--r);
  border:1px solid var(--line);
  background:rgba(6,14,32,.58);
  text-align:left;
}
.trust-card i{font-size:20px;color:var(--cyan);margin-bottom:14px;display:block}
.trust-card h3{font-size:15px;font-weight:700;color:#eaf6ff}
.trust-card p{margin-top:9px;font-size:13.3px;color:var(--txt-2);line-height:1.65}

/* ---------- REVIEWS ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.review{
  padding:24px 22px;
  border-radius:var(--r);
  border:1px solid var(--line);
  background:linear-gradient(170deg,rgba(11,25,52,.72),rgba(4,10,24,.72));
  display:flex;flex-direction:column;gap:14px;
}
.review-stars{color:#facc15;font-size:12.5px;letter-spacing:2px}
.review p{font-size:13.8px;color:var(--txt-2);line-height:1.7;flex:1}
.review-who{display:flex;align-items:center;gap:11px;padding-top:14px;border-top:1px solid var(--line)}
.review-avatar{
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  font-size:13px;font-weight:700;color:#02101f;
  background:linear-gradient(135deg,#2563EB,#38BDF8);
}
.review-who b{display:block;font-size:13.5px;color:#e8f6ff}
.review-who span{display:block;font-size:11.5px;color:var(--txt-3)}

/* ---------- FAQ ---------- */
.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;align-items:start}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--r);
  background:rgba(6,14,32,.6);
  overflow:hidden;
  transition:border-color .22s ease,background .22s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(37,99,235,.1)}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:18px 20px;
  font-size:14.5px;font-weight:600;color:#e6f3ff;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f107";font-family:"Font Awesome 6 Free";font-weight:900;
  color:var(--cyan);font-size:13px;transition:transform .24s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item p{padding:0 20px 20px;font-size:13.6px;color:var(--txt-2);line-height:1.72}

/* ---------- CTA FORM ---------- */
.cta-panel{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,430px);
  gap:36px;
  padding:38px 36px;
  border-radius:var(--r-lg);
  border:1px solid var(--line-strong);
  background:
    radial-gradient(560px 300px at 0% 0%,rgba(37,99,235,.28),transparent 62%),
    linear-gradient(150deg,rgba(9,22,48,.94),rgba(3,9,22,.94));
  box-shadow:var(--sh);
}
.cta-panel h2{font-size:clamp(20px,2.2vw,28px);font-weight:800;color:#f2f9ff}
.cta-panel > div > p{margin-top:14px;font-size:14.5px;color:var(--txt-2);line-height:1.72}
.cta-points{display:flex;flex-direction:column;gap:11px;margin-top:22px}
.cta-points li{display:flex;gap:11px;font-size:13.8px;color:#cfe6ff;align-items:flex-start}
.cta-points i{color:#4ade80;margin-top:4px;font-size:12.5px}
.form-card{
  border:1px solid var(--line);
  border-radius:var(--r);
  background:rgba(4,10,24,.78);
  padding:24px 22px;
  backdrop-filter:blur(12px);
}
.form-card h3{font-size:15.5px;font-weight:700;color:#eaf6ff;margin-bottom:6px}
.form-card > p{font-size:12.8px;color:var(--txt-3);margin-bottom:18px;line-height:1.6}
.field{margin-bottom:14px}
.field label{display:block;font-size:12.3px;font-weight:600;color:#a9c8e6;margin-bottom:7px;letter-spacing:.02em}
.field input,.field select,.field textarea{
  width:100%;
  padding:12px 14px;
  border-radius:var(--r-sm);
  border:1px solid var(--line);
  background:rgba(9,20,42,.85);
  color:#e8f4ff;
  font-size:14px;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#4d5f78}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--line-strong);
  box-shadow:0 0 0 3px rgba(56,189,248,.15);
}
.form-note{margin-top:12px;font-size:11.8px;color:var(--txt-3);line-height:1.6;text-align:center}

/* ---------- FOOTER ---------- */
.site-footer{
  margin-top:20px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(4,10,24,.92),rgba(2,5,14,.98));
  padding:52px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));
  gap:34px;
  padding-bottom:34px;
  border-bottom:1px solid rgba(96,165,250,.12);
}
.footer-brand .brand{margin-bottom:16px}
.footer-brand p{font-size:13.3px;color:var(--txt-3);line-height:1.72;max-width:340px}
.footer-col h4{font-size:12.5px;text-transform:uppercase;letter-spacing:.1em;color:#9fc9ef;margin-bottom:15px;font-weight:700}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:13.4px;color:var(--txt-2)}
.footer-col a:hover{color:#8ad4ff}
.footer-pay{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.pay-badge{
  font-size:11px;font-weight:600;padding:6px 11px;border-radius:8px;
  border:1px solid var(--line);background:rgba(37,99,235,.12);color:#a9d6ff;
  letter-spacing:.02em;
}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  padding-top:22px;
}
.footer-bottom p{font-size:12.4px;color:var(--txt-3)}
.age-badge{
  display:inline-flex;align-items:center;gap:7px;
  font-size:11.5px;font-weight:700;padding:6px 12px;border-radius:999px;
  border:1px solid rgba(248,113,113,.35);color:#fca5a5;background:rgba(220,38,38,.12);
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 18px 12px 14px;
  border-radius:999px;
  background:rgba(7,12,30,.82);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-clip:padding-box;
  box-shadow:0 0 20px rgba(6,182,212,.4),0 10px 28px rgba(2,6,20,.6);
  font-size:13px;font-weight:600;color:#d8f2ff;
  opacity:.8;
  transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;
  animation:fabPulse 3.4s ease-in-out infinite;
}
.fab::before{
  content:"";position:absolute;inset:-1px;border-radius:999px;z-index:-1;
  background:linear-gradient(120deg,#38BDF8,#2563EB,#38BDF8);
  opacity:.85;
}
.fab i{color:#7dd3fc;font-size:16px}
.fab:hover{opacity:1;transform:translateY(-3px) scale(1.04);box-shadow:0 0 32px rgba(56,189,248,.75),0 14px 34px rgba(2,6,20,.7)}
.fab:active{transform:translateY(0) scale(.97)}
.fab-dot{
  position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 0 3px rgba(7,12,30,.9);
  animation:pulseDot 1.4s infinite;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 18px rgba(6,182,212,.35),0 10px 28px rgba(2,6,20,.6)}
  50%{box-shadow:0 0 30px rgba(56,189,248,.62),0 10px 28px rgba(2,6,20,.6)}
}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .split{grid-template-columns:1fr;gap:28px}
  .reward-grid{grid-template-columns:1fr;gap:28px}
  .news-layout{grid-template-columns:1fr;gap:24px}
  .cta-panel{grid-template-columns:1fr;padding:30px 26px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .metric-bar{grid-template-columns:1fr 1fr}
  .steps{grid-template-columns:1fr 1fr}
  .trust-grid{grid-template-columns:1fr 1fr}
  .review-grid{grid-template-columns:1fr 1fr}
  .cat-grid{grid-template-columns:1fr 1fr}
  .timeline{grid-template-columns:1fr 1fr;gap:26px 0}
  .timeline::before{display:none}
  .countdown-wrap{grid-template-columns:1fr}
}
@media (max-width:820px){
  .main-nav{
    display:none;
    position:absolute;
    top:74px;left:0;right:0;
    flex-direction:column;
    align-items:stretch;
    gap:6px;
    padding:16px 22px 22px;
    background:rgba(4,10,24,.98);
    border-bottom:1px solid var(--line);
    box-shadow:0 20px 44px rgba(2,6,20,.7);
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:13px 16px;border-radius:12px;font-size:14.5px}
  .nav-toggle{display:inline-grid;place-items:center}
  .header-actions .btn-ghost{display:none}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero{padding:38px 0 34px}
  .hero-stats{grid-template-columns:1fr;gap:12px}
  .quick-grid{grid-template-columns:1fr}
  .metric-bar{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .review-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .faq-list{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr;gap:22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .countdown-grid{grid-template-columns:1fr 1fr}
  .countdown-copy{padding:26px 20px}
  .header-inner{gap:12px;min-height:66px}
  .brand-text small{font-size:10px}
  .header-actions .btn-primary{padding:10px 15px;font-size:13px}
  .main-nav{top:66px}
  .news-thumb{width:58px;height:58px}
  .benefit-table th,.benefit-table td{padding:12px 12px;font-size:12.8px}
  .fab{bottom:86px;padding:11px 15px 11px 13px;font-size:12px}
}

/* ===== FAB ===== */
  .fab {
    position: fixed;
    left: 16px;
    bottom: 96px;
    z-index: 60;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #041c2c;
    font-size: 20px;
    background: radial-gradient(circle at 32% 28%, #7dd3fc 0%, #38bdf8 42%, #0ea5e9 100%);
    border: 2px solid rgba(186, 230, 253, 0.85);
    box-shadow: 0 6px 26px rgba(56, 189, 248, 0.45), inset 0 1px 0 rgba(255, 255, 255, 0.55);
    text-decoration: none;
    opacity: 0.88;
    transition: transform 0.25s ease, opacity 0.25s ease, box-shadow 0.25s ease;
    animation: fabFloat 3.4s ease-in-out infinite;
  }
  .fab:hover,
  .fab:focus-visible {
    opacity: 1;
    transform: scale(1.1);
    box-shadow: 0 10px 34px rgba(56, 189, 248, 0.65), inset 0 1px 0 rgba(255, 255, 255, 0.6);
    outline: none;
  }
  .fab:active {
    transform: scale(0.94) translateY(2px);
  }
  .fab-ring {
    position: absolute;
    inset: -7px;
    border-radius: 50%;
    border: 1px solid rgba(56, 189, 248, 0.45);
    animation: fabPulse 2.6s ease-out infinite;
    pointer-events: none;
  }
  .fab-dot {
    position: absolute;
    top: 2px;
    right: 2px;
    width: 13px;
    height: 13px;
    border-radius: 50%;
    background: #f43f5e;
    box-shadow: 0 0 0 2px #041c2c, 0 0 10px rgba(244, 63, 94, 0.9);
    animation: fabBlink 1.6s ease-in-out infinite;
  }
  @keyframes fabFloat {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-6px); }
  }
  @keyframes fabPulse {
    0% { transform: scale(0.92); opacity: 0.9; }
    70% { transform: scale(1.28); opacity: 0; }
    100% { transform: scale(1.28); opacity: 0; }
  }
  @keyframes fabBlink {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
  }

  /* ===== FOOTER ===== */
  .site-footer {
    position: relative;
    background: linear-gradient(180deg, #04121f 0%, #030a14 100%);
    border-top: 1px solid rgba(56, 189, 248, 0.18);
    padding: 56px 0 26px;
  }
  .footer-grid {
    display: grid;
    grid-template-columns: 1.6fr 1fr 1fr 1fr;
    gap: 34px;
  }
  .footer-brand p {
    margin-top: 14px;
    font-size: 14px;
    line-height: 1.7;
    color: #8aa6bf;
    max-width: 360px;
  }
  .footer-social {
    display: flex;
    gap: 10px;
    margin-top: 18px;
  }
  .footer-social a {
    width: 38px;
    height: 38px;
    border-radius: 11px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #9fd4f5;
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.22);
    text-decoration: none;
    transition: all 0.25s ease;
  }
  .footer-social a:hover,
  .footer-social a:focus-visible {
    color: #041c2c;
    background: #38bdf8;
    border-color: #7dd3fc;
    transform: translateY(-3px);
    outline: none;
  }
  .footer-col h4 {
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: #e0f2fe;
    margin-bottom: 16px;
  }
  .footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
  .footer-col a {
    font-size: 14px;
    color: #8aa6bf;
    text-decoration: none;
    transition: color 0.2s ease, padding-left 0.2s ease;
  }
  .footer-col a:hover,
  .footer-col a:focus-visible {
    color: #7dd3fc;
    padding-left: 5px;
    outline: none;
  }
  .footer-pay {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid rgba(56, 189, 248, 0.14);
  }
  .pay-label {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #6b8aa5;
    margin-right: 6px;
  }
  .pay-badge {
    font-size: 12.5px;
    font-weight: 700;
    color: #bae6fd;
    padding: 7px 13px;
    border-radius: 999px;
    background: rgba(56, 189, 248, 0.08);
    border: 1px solid rgba(56, 189, 248, 0.24);
  }
  .footer-bottom {
    margin-top: 26px;
    padding-top: 20px;
    border-top: 1px solid rgba(56, 189, 248, 0.12);
    display: flex;
    flex-wrap: wrap;
    gap: 8px 22px;
    justify-content: space-between;
  }
  .footer-bottom p {
    font-size: 12.5px;
    line-height: 1.65;
    color: #647d94;
    max-width: 780px;
  }
  .footer-note {
    color: #4e6prioritize;
  }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 1024px) {
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 28px; }
    .news-layout { grid-template-columns: 1fr; }
    .split { grid-template-columns: 1fr; }
    .reward-grid { grid-template-columns: 1fr; }
    .cta-panel { grid-template-columns: 1fr; }
  }
  @media (max-width: 900px) {
    .nav-links { display: none; }
    .nav-toggle { display: flex; }
    .hero-grid { grid-template-columns: 1fr; }
    .quick-grid { grid-template-columns: 1fr 1fr; }
    .benefit-table { font-size: 13px; }
  }
  @media (max-width: 768px) {
    .container { padding: 0 16px; }
    .section { padding: 48px 0; }
    .hero { padding: 34px 0 44px; }
    .hero-stats { grid-template-columns: 1fr 1fr; }
    .cat-grid, .trust-grid, .review-grid, .steps { grid-template-columns: 1fr; }
    .compare { grid-template-columns: 1fr; }
    .timeline { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { flex-direction: column; }
  }
  @media (max-width: 520px) {
    h1 { font-size: 26px; }
    .quick-grid { grid-template-columns: 1fr; }
    .hero-stats { grid-template-columns: 1fr; }
    .btn { width: 100%; justify-content: center; }
    .hero-actions { flex-direction: column; }
    .benefit-table { display: block; overflow-x: auto; white-space: nowrap; }
    .fab { left: 12px; bottom: 84px; width: 54px; height: 54px; }
  }

/* roulang page: article */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b36;
  --glass:rgba(13,27,54,.62);
  --glass-2:rgba(8,18,41,.78);
  --line:rgba(96,165,250,.18);
  --line-strong:rgba(56,189,248,.42);
  --txt:#F8FAFC;
  --txt-2:#94A3B8;
  --txt-3:#64748B;
  --blue:#2563EB;
  --cyan:#38BDF8;
  --glow:rgba(56,189,248,.42);
  --glow-blue:rgba(37,99,235,.45);
  --r-sm:10px;
  --r:16px;
  --r-lg:22px;
  --sh:0 18px 50px rgba(2,6,20,.65);
  --max:1200px;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg-0);
  color:var(--txt);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:68px 68px;
  pointer-events:none;
  z-index:0;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(37,99,235,.26),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(56,189,248,.16),transparent 60%);
  pointer-events:none;
  z-index:0;
}
header,main,footer{position:relative;z-index:2}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
button,input,select,textarea{font:inherit;color:inherit}
h1,h2,h3,h4{margin:0;line-height:1.28;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container{
  width:100%;
  max-width:var(--max);
  margin:0 auto;
  padding:0 22px;
}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(4,10,24,.82);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .3s ease;
}
.site-header.is-scrolled{box-shadow:0 12px 36px rgba(2,6,20,.7);background:rgba(4,10,24,.94)}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:74px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.9));
  box-shadow:0 0 22px rgba(56,189,248,.45);
  color:#031024;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:800;letter-spacing:.02em}
.brand-text small{font-size:11px;color:var(--txt-2);letter-spacing:.05em;text-transform:uppercase;font-weight:500}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  padding:9px 14px;
  border-radius:999px;
  font-size:14px;
  font-weight:500;
  color:var(--txt-2);
  border:1px solid transparent;
  white-space:nowrap;
}
.nav-link:hover{color:var(--txt);background:rgba(56,189,248,.09);border-color:var(--line)}
.nav-link.is-active{
  color:#e8f6ff;
  background:rgba(37,99,235,.2);
  border-color:var(--line-strong);
  box-shadow:0 0 18px rgba(56,189,248,.22) inset;
}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(13,27,54,.7);
  cursor:pointer;
  font-size:17px;
}
.nav-toggle:hover{border-color:var(--line-strong)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:11px 20px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease;
  white-space:nowrap;
  line-height:1.2;
}
.btn-lg{padding:14px 26px;font-size:15px}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#02101f;
  box-shadow:0 0 26px rgba(56,189,248,.45),0 8px 24px rgba(2,6,20,.5);
  font-weight:700;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(56,189,248,.7),0 12px 30px rgba(2,6,20,.6)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  background:transparent;
  color:#c9e6ff;
  border-color:rgba(96,165,250,.35);
}
.btn-ghost:hover{background:rgba(56,189,248,.12);border-color:var(--line-strong);color:#fff}
.btn-outline{
  background:rgba(13,27,54,.55);
  color:#d7ecff;
  border-color:rgba(96,165,250,.32);
  backdrop-filter:blur(8px);
}
.btn-outline:hover{border-color:var(--line-strong);background:rgba(37,99,235,.2);transform:translateY(-2px)}
.btn-block{width:100%}

/* ---------- ARTICLE HERO (angled slab) ---------- */
.art-hero{position:relative;overflow:hidden;padding:34px 0 52px}
.art-slab{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/34fdfa8db129d448.jpg');
  background-size:cover;
  background-position:center 30%;
  opacity:.28;
  clip-path:polygon(0 0,100% 0,100% 84%,0 100%);
  filter:saturate(.9);
}
.art-slab::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(140deg,rgba(3,7,18,.92) 0%,rgba(8,18,41,.86) 46%,rgba(37,99,235,.34) 100%);
  clip-path:polygon(0 0,100% 0,100% 84%,0 100%);
}
.art-hero-inner{position:relative;z-index:2;padding-top:12px}
.crumbs{
  display:flex;flex-wrap:wrap;align-items:center;gap:8px;
  font-size:12.5px;color:var(--txt-3);margin-bottom:20px;
}
.crumbs a{color:var(--txt-2)}
.crumbs a:hover{color:var(--cyan)}
.crumbs i{font-size:10px;opacity:.6}
.art-tag-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  padding:6px 13px;border-radius:999px;
  font-size:12px;font-weight:600;letter-spacing:.02em;
  background:rgba(37,99,235,.18);
  border:1px solid var(--line-strong);
  color:#a9dcff;
}
.tag-soft{background:rgba(13,27,54,.7);border-color:var(--line);color:var(--txt-2)}
.art-hero h1{
  font-size:clamp(25px,3.4vw,41px);
  font-weight:800;
  line-height:1.26;
  max-width:900px;
  background:linear-gradient(118deg,#ffffff 8%,#c7e7ff 56%,#5cc9ff 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.art-meta{
  display:flex;flex-wrap:wrap;gap:20px;
  margin-top:20px;font-size:13px;color:var(--txt-2);
}
.art-meta span{display:inline-flex;align-items:center;gap:8px}
.art-meta i{color:var(--cyan)}
.art-lead{
  margin-top:22px;
  max-width:800px;
  font-size:15.5px;
  line-height:1.75;
  color:#c2d4e8;
}
.art-hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px;align-items:center}
.art-hero-note{font-size:12.5px;color:var(--txt-3)}

/* ---------- SECTION SHELL ---------- */
.section{padding:64px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.72),rgba(3,7,18,.2))}
.section-line{border-top:1px solid var(--line)}
.sec-head{max-width:760px;margin-bottom:38px}
.sec-head.is-center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:9px;
  font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cyan);margin-bottom:14px;
}
.eyebrow::before{
  content:"";width:26px;height:2px;border-radius:2px;
  background:linear-gradient(90deg,var(--cyan),transparent);
}
.sec-head.is-center .eyebrow{justify-content:center}
.sec-title{font-size:clamp(21px,2.4vw,30px);font-weight:800;letter-spacing:-.01em}
.sec-sub{margin-top:14px;color:var(--txt-2);font-size:15px;line-height:1.72}

/* ---------- ARTICLE LAYOUT ---------- */
.art-layout{display:grid;grid-template-columns:minmax(0,1fr) 330px;gap:42px;align-items:start}
.article-body{
  background:var(--glass-2);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:34px;
  box-shadow:var(--sh);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.article-body > * + *{margin-top:18px}
.article-body h2{
  font-size:21px;font-weight:800;margin-top:34px;
  padding-left:14px;border-left:3px solid var(--cyan);
  line-height:1.4;
}
.article-body h3{font-size:17.5px;font-weight:700;margin-top:26px;color:#dbeafe}
.article-body p{color:#c3d3e6;font-size:15.4px;line-height:1.78}
.article-body ul,.article-body ol{margin:16px 0 0;padding-left:0}
.article-body li{
  position:relative;padding-left:26px;margin-bottom:11px;
  color:#c3d3e6;font-size:15.2px;line-height:1.72;
}
.article-body ul li::before{
  content:"\f058";
  font-family:"Font Awesome 6 Free";font-weight:900;
  position:absolute;left:0;top:1px;color:var(--cyan);font-size:14px;
}
.article-body ol{counter-reset:abc}
.article-body ol li{counter-increment:abc}
.article-body ol li::before{
  content:counter(abc);
  position:absolute;left:0;top:2px;
  width:19px;height:19px;border-radius:6px;
  background:rgba(37,99,235,.28);border:1px solid var(--line-strong);
  color:#cfe9ff;font-size:11px;font-weight:700;
  display:grid;place-items:center;
}
.article-body strong{color:#eaf4ff}
.article-body a{color:var(--cyan);border-bottom:1px solid rgba(56,189,248,.35)}
.article-body a:hover{color:#fff;border-color:#fff}
.article-body img{border-radius:var(--r);border:1px solid var(--line);margin-top:20px}
.article-body blockquote{
  margin-top:22px;padding:18px 22px;
  border-left:3px solid var(--blue);
  background:rgba(37,99,235,.12);
  border-radius:0 var(--r) var(--r) 0;
  color:#cfe4fb;font-size:15px;
}
.article-body table{width:100%;border-collapse:collapse;margin-top:22px;font-size:14.4px}
.article-body th,.article-body td{padding:12px 14px;text-align:left;border-bottom:1px solid var(--line);color:#c3d3e6}
.article-body th{color:#e8f4ff;background:rgba(37,99,235,.14);font-weight:600}
.article-body tr:hover td{background:rgba(56,189,248,.05)}
.art-caption{margin-top:12px;font-size:12.5px;color:var(--txt-3);font-style:italic}
.empty-state{
  text-align:center;padding:52px 26px;
  border:1px dashed var(--line-strong);border-radius:var(--r-lg);
  background:rgba(8,18,41,.6);
}
.empty-state i{font-size:34px;color:var(--txt-3)}
.empty-state h2{margin-top:18px;font-size:20px;border:0;padding:0}
.empty-state p{margin-top:12px;color:var(--txt-2)}

/* ---------- SIDEBAR ---------- */
.side-stack{display:flex;flex-direction:column;gap:22px;position:sticky;top:96px}
.side-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px;
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
}
.side-card h3{font-size:15px;font-weight:700;letter-spacing:.01em;margin-bottom:16px;color:#e6f2ff}
.side-card h3 i{color:var(--cyan);margin-right:8px}
.toc{display:flex;flex-direction:column;gap:4px}
.toc a{
  display:flex;gap:10px;align-items:flex-start;
  font-size:13.6px;color:var(--txt-2);padding:8px 10px;border-radius:var(--r-sm);
  border-left:2px solid transparent;line-height:1.5;
}
.toc a:hover{background:rgba(56,189,248,.1);color:#fff;border-left-color:var(--cyan)}
.side-facts{display:flex;flex-direction:column;gap:14px}
.side-fact{display:flex;justify-content:space-between;gap:12px;font-size:13.4px}
.side-fact span{color:var(--txt-3)}
.side-fact b{color:#dbeafe;font-weight:600;text-align:right}
.side-cta{background:linear-gradient(160deg,rgba(37,99,235,.3),rgba(56,189,248,.12))}
.side-cta p{font-size:13.6px;color:#c9dcf0;margin-bottom:16px;line-height:1.68}

/* ---------- FACT / KPI STRIP ---------- */
.kpi-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.kpi{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:22px 20px;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.kpi:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.18)}
.kpi b{display:block;font-size:24px;font-weight:800;color:#e4f3ff;letter-spacing:-.01em}
.kpi span{display:block;margin-top:6px;font-size:12.6px;color:var(--txt-3);line-height:1.55}
.kpi i{color:var(--cyan);font-size:16px;margin-bottom:12px;display:block}

/* ---------- TIMELINE / SCHEDULE ---------- */
.tl{position:relative;padding-left:26px}
.tl::before{
  content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--cyan),rgba(37,99,235,.15));
}
.tl-item{position:relative;padding:0 0 26px 0}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-25px;top:7px;
  width:12px;height:12px;border-radius:50%;
  background:var(--bg-0);border:2px solid var(--cyan);
  box-shadow:0 0 14px rgba(56,189,248,.7);
}
.tl-item h3{font-size:15.4px;font-weight:700;color:#e6f2ff}
.tl-item p{margin-top:6px;font-size:14px;color:var(--txt-2);line-height:1.7}
.tl-item .tl-time{
  display:inline-block;margin-bottom:8px;
  font-size:11.5px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--cyan);
}

/* ---------- STEP CARDS ---------- */
.step-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.step{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:26px 22px;
  position:relative;
  overflow:hidden;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.step:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 34px rgba(56,189,248,.2)}
.step-num{
  font-size:34px;font-weight:800;line-height:1;
  background:linear-gradient(135deg,#38BDF8,#2563EB);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  opacity:.85;
}
.step h3{margin-top:14px;font-size:16.5px;font-weight:700;color:#e9f4ff}
.step p{margin-top:10px;font-size:14.2px;color:var(--txt-2);line-height:1.72}

/* ---------- CHECKLIST ---------- */
.check-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.check-item{
  display:flex;gap:14px;align-items:flex-start;
  background:rgba(13,27,54,.5);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:18px 20px;
  transition:border-color .25s ease,background .25s ease;
}
.check-item:hover{border-color:var(--line-strong);background:rgba(37,99,235,.12)}
.check-item i{color:var(--cyan);font-size:16px;margin-top:3px}
.check-item h4{font-size:14.8px;font-weight:600;color:#e4f0ff}
.check-item p{margin-top:6px;font-size:13.6px;color:var(--txt-2);line-height:1.68}

/* ---------- CATEGORY MATRIX ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.cat-card{
  display:flex;flex-direction:column;
  background:linear-gradient(165deg,rgba(13,27,54,.85),rgba(8,18,41,.6));
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.cat-card:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:0 20px 50px rgba(2,6,20,.7),0 0 34px rgba(56,189,248,.18)}
.cat-thumb{position:relative;aspect-ratio:16/9;overflow:hidden}
.cat-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.cat-card:hover .cat-thumb img{transform:scale(1.06)}
.cat-thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(3,7,18,.15),rgba(3,7,18,.86))}
.cat-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:12px;flex:1}
.cat-body h3{font-size:17px;font-weight:700;color:#eaf4ff}
.cat-body p{font-size:14px;color:var(--txt-2);line-height:1.7;flex:1}
.cat-link{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13.4px;font-weight:600;color:var(--cyan);
}
.cat-link:hover{gap:12px;color:#fff}

/* ---------- RELATED LIST ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.post-card{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 18px 44px rgba(2,6,20,.65)}
.post-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.post-card-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-card-body time{font-size:12px;color:var(--txt-3);letter-spacing:.04em;text-transform:uppercase;font-weight:600}
.post-card-body h3{font-size:15.6px;font-weight:600;color:#e8f3ff;line-height:1.5}
.post-card:hover h3{color:#fff}
.post-card-body p{font-size:13.8px;color:var(--txt-2);line-height:1.68;flex:1}

/* ---------- TABLE OF LINKS ---------- */
.link-table-wrap{
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  overflow:hidden;
  background:var(--glass-2);
}
.link-table{width:100%;border-collapse:collapse;font-size:14.4px}
.link-table th,.link-table td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line)}
.link-table th{
  background:rgba(37,99,235,.16);
  color:#e3f0ff;font-weight:600;font-size:13px;
  text-transform:uppercase;letter-spacing:.05em;
}
.link-table td{color:var(--txt-2)}
.link-table td strong{color:#eef6ff;font-weight:600}
.link-table tr:last-child td{border-bottom:0}
.link-table tbody tr:hover td{background:rgba(56,189,248,.06)}
.status{display:inline-flex;align-items:center;gap:7px;font-size:12.6px;font-weight:600}
.status i{font-size:8px}
.status.on{color:#4ade80}
.status.on i{text-shadow:0 0 10px rgba(74,222,128,.9)}
.status.wait{color:#fbbf24}

/* ---------- FAQ ---------- */
.faq-wrap{display:flex;flex-direction:column;gap:12px;max-width:920px}
.faq-item{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r);
  overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(37,99,235,.1)}
.faq-item summary{
  list-style:none;cursor:pointer;
  padding:18px 22px;
  display:flex;align-items:center;gap:14px;
  font-size:15.2px;font-weight:600;color:#e8f3ff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\2b";
  font-family:"Font Awesome 6 Free";font-weight:900;
  margin-left:auto;color:var(--cyan);font-size:13px;
  transition:transform .3s ease;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item summary:hover{color:#fff}
.faq-a{padding:0 22px 20px 22px;color:var(--txt-2);font-size:14.4px;line-height:1.75}

/* ---------- CTA BAND ---------- */
.cta-band{
  position:relative;
  border:1px solid var(--line-strong);
  border-radius:var(--r-lg);
  overflow:hidden;
  background-image:url('/assets/images/aecb25fa99f93133.jpg');
  background-size:cover;
  background-position:center;
  padding:52px 46px;
  clip-path:polygon(0 0,100% 0,100% 88%,0 100%);
}
.cta-band::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(3,7,18,.94),rgba(37,99,235,.55));
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:34px;align-items:center}
.cta-inner h2{font-size:clamp(20px,2.3vw,28px);font-weight:800;color:#fff;line-height:1.34}
.cta-inner p{margin-top:14px;color:#c8dcf2;font-size:14.8px;line-height:1.72}
.cta-actions{display:flex;flex-direction:column;gap:12px}

/* ---------- FOOTER ---------- */
.site-footer{
  margin-top:40px;
  background:linear-gradient(180deg,rgba(3,7,18,.6),rgba(2,6,20,.98));
  border-top:1px solid var(--line);
  padding:58px 0 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));
  gap:38px;
}
.footer-brand p{margin-top:16px;font-size:14px;color:var(--txt-2);line-height:1.72;max-width:360px}
.footer-social{display:flex;gap:10px;margin-top:20px}
.footer-social a{
  width:38px;height:38px;border-radius:11px;
  display:grid;place-items:center;
  background:rgba(13,27,54,.8);
  border:1px solid var(--line);
  color:var(--txt-2);font-size:14px;
}
.footer-social a:hover{color:#02101f;background:linear-gradient(135deg,#2563EB,#38BDF8);border-color:transparent;transform:translateY(-2px)}
.footer-col h4{font-size:14px;font-weight:700;color:#e6f2ff;margin-bottom:16px;letter-spacing:.03em}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col a{font-size:13.8px;color:var(--txt-2)}
.footer-col a:hover{color:var(--cyan)}
.footer-pay{
  display:flex;flex-wrap:wrap;align-items:center;gap:12px;
  margin-top:40px;padding-top:24px;border-top:1px solid var(--line);
}
.pay-label{font-size:12.5px;color:var(--txt-3);text-transform:uppercase;letter-spacing:.1em;font-weight:600}
.pay-badge{
  padding:7px 14px;border-radius:999px;
  font-size:12.6px;font-weight:600;color:#cfe4fb;
  background:rgba(13,27,54,.8);border:1px solid var(--line);
}
.footer-bottom{
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;
  margin-top:26px;padding-top:22px;border-top:1px solid var(--line);
  font-size:12.8px;color:var(--txt-3);
}
.footer-bottom a{color:var(--txt-2)}
.footer-bottom a:hover{color:var(--cyan)}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:50%;
  border:1.5px solid var(--line-strong);color:#a9dcff;
  font-size:11.5px;font-weight:800;
}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 18px 12px 14px;
  border-radius:999px;
  background:rgba(7,15,32,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,15,32,.86),rgba(7,15,32,.86)),linear-gradient(135deg,#38BDF8,#2563EB);
  background-origin:border-box;
  background-clip:padding-box,border-box;
  color:#dff1ff;font-size:13.6px;font-weight:600;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  opacity:.85;
  transition:transform .25s ease,opacity .25s ease,box-shadow .3s ease;
  animation:fabPulse 3.4s ease-in-out infinite;
}
.fab i{color:var(--cyan);font-size:15px}
.fab:hover{opacity:1;transform:translateY(-3px) scale(1.04);box-shadow:0 0 34px rgba(56,189,248,.75)}
.fab:active{transform:translateY(0) scale(.97)}
.fab-dot{
  position:absolute;top:-3px;right:-3px;
  width:12px;height:12px;border-radius:50%;
  background:#ec4899;box-shadow:0 0 12px rgba(236,72,153,.9);
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4)}
  50%{box-shadow:0 0 32px rgba(56,189,248,.8)}
}
.fab-label{white-space:nowrap}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .art-layout{grid-template-columns:minmax(0,1fr);gap:34px}
  .side-stack{position:static}
  .kpi-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .step-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cat-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:32px}
  .cta-inner{grid-template-columns:minmax(0,1fr)}
  .cta-band{padding:44px 32px}
}
@media (max-width:860px){
  .main-nav{
    position:fixed;
    inset:74px 0 auto 0;
    flex-direction:column;
    align-items:stretch;
    gap:4px;
    padding:18px 22px 26px;
    background:rgba(4,10,24,.98);
    backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
    transform:translateY(-12px);
    opacity:0;
    pointer-events:none;
    transition:opacity .25s ease,transform .25s ease;
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-link{padding:13px 16px;border-radius:var(--r-sm);font-size:15px}
  .nav-toggle{display:grid;place-items:center}
  .header-actions .btn-ghost{display:none}
  .header-actions .btn-primary{padding:10px 16px;font-size:13px}
}
@media (max-width:768px){
  .section{padding:50px 0}
  .article-body{padding:24px 20px}
  .check-grid{grid-template-columns:minmax(0,1fr)}
  .cat-grid{grid-template-columns:minmax(0,1fr)}
  .post-grid{grid-template-columns:minmax(0,1fr)}
  .link-table th:nth-child(3),.link-table td:nth-child(3){display:none}
  .cta-band{clip-path:none;padding:36px 22px}
  .brand-text small{display:none}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .kpi-grid{grid-template-columns:minmax(0,1fr)}
  .step-grid{grid-template-columns:minmax(0,1fr)}
  .hero-stats{grid-template-columns:minmax(0,1fr)}
  .article-body h2{font-size:18.5px}
  .header-actions .btn-primary span{display:none}
  .header-actions .btn-primary{padding:10px 13px}
  .fab-lab{display:none}
  .fab{padding:13px}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
}

/* roulang page: category1 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b36;
  --glass:rgba(13,27,54,.62);
  --glass-2:rgba(8,18,41,.78);
  --line:rgba(96,165,250,.18);
  --line-strong:rgba(56,189,248,.42);
  --txt:#F8FAFC;
  --txt-2:#94A3B8;
  --txt-3:#64748B;
  --blue:#2563EB;
  --cyan:#38BDF8;
  --glow:rgba(56,189,248,.42);
  --glow-blue:rgba(37,99,235,.45);
  --ok:#22C55E;
  --warn:#F97316;
  --r-sm:10px;
  --r:16px;
  --r-lg:22px;
  --sh:0 18px 50px rgba(2,6,20,.65);
  --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',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg-0);
  color:var(--txt);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:68px 68px;
  pointer-events:none;
  z-index:0;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(37,99,235,.26),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(56,189,248,.16),transparent 60%);
  pointer-events:none;
  z-index:0;
}
header,main,footer{position:relative;z-index:2}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
h1,h2,h3,h4{margin:0;line-height:1.3;font-weight:700}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container{
  width:100%;
  max-width:var(--max);
  margin:0 auto;
  padding:0 22px;
}
.anchor-jump{display:block;height:0;scroll-margin-top:110px}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(4,10,24,.82);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .3s ease;
}
.site-header.is-scrolled{box-shadow:0 12px 36px rgba(2,6,20,.7);background:rgba(4,10,24,.94)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.9));
  box-shadow:0 0 22px rgba(56,189,248,.45);
  color:#031024;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:800;letter-spacing:.02em}
.brand-text small{font-size:11px;color:var(--txt-2);letter-spacing:.05em;text-transform:uppercase;font-weight:500}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  padding:9px 14px;
  border-radius:999px;
  font-size:14px;
  font-weight:500;
  color:var(--txt-2);
  border:1px solid transparent;
  white-space:nowrap;
}
.nav-link:hover{color:var(--txt);background:rgba(56,189,248,.09);border-color:var(--line)}
.nav-link.is-active{
  color:#e8f6ff;
  background:rgba(37,99,235,.2);
  border-color:var(--line-strong);
  box-shadow:0 0 18px rgba(56,189,248,.22) inset;
}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(13,27,54,.7);
  cursor:pointer;
  font-size:17px;
}
.nav-toggle:hover{border-color:var(--line-strong)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:999px;
  font-size:14px;font-weight:600;line-height:1.2;
  border:1px solid transparent;cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
  white-space:nowrap;
}
.btn-lg{padding:14px 26px;font-size:15px}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#02101f;font-weight:700;
  box-shadow:0 0 26px rgba(56,189,248,.45),0 8px 24px rgba(2,6,20,.5);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(56,189,248,.7),0 12px 30px rgba(2,6,20,.6)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;color:#c9e6ff;border-color:rgba(96,165,250,.35)}
.btn-ghost:hover{background:rgba(56,189,248,.12);border-color:var(--line-strong);color:#fff}
.btn-outline{
  background:rgba(13,27,54,.55);color:#d7ecff;
  border-color:rgba(96,165,250,.32);
  backdrop-filter:blur(8px);
}
.btn-outline:hover{border-color:var(--line-strong);background:rgba(37,99,235,.2);transform:translateY(-2px)}
.btn-block{width:100%}

/* ---------- HERO ---------- */
.hero{position:relative;padding:54px 0 48px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;
  background-image:url('/assets/images/5989cdd3dad21309.jpg');
  background-size:cover;background-position:center;
  opacity:.22;filter:saturate(.85);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.74) 0%,rgba(3,7,18,.93) 62%,var(--bg-0) 100%);
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:40px;align-items:start;
}
.pill{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;
  color:#a9dcff;background:rgba(37,99,235,.16);
  border:1px solid var(--line-strong);
  box-shadow:0 0 18px rgba(56,189,248,.2);
}
.pill i{color:var(--cyan)}
.hero h1{
  margin:20px 0 0;
  font-size:clamp(26px,3.4vw,42px);
  font-weight:800;line-height:1.24;
  background:linear-gradient(120deg,#ffffff 12%,#bfe4ff 58%,#5cc9ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:18px;color:var(--txt-2);font-size:15.5px;line-height:1.75;max-width:660px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));
  gap:14px;margin-top:32px;padding-top:24px;border-top:1px solid var(--line);
}
.hero-stat b{display:block;font-size:21px;font-weight:800;color:#dff2ff}
.hero-stat span{font-size:12.5px;color:var(--txt-3);line-height:1.5;display:block;margin-top:3px}
.hero-side{
  background:var(--glass);border:1px solid var(--line);
  border-radius:var(--r-lg);padding:22px;
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh);
}
.hero-side h2{font-size:16px;font-weight:700;display:flex;align-items:center;gap:9px}
.hero-side h2 i{color:var(--cyan)}
.side-row{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 0;border-bottom:1px dashed rgba(96,165,250,.22);
  font-size:13.5px;
}
.side-row:last-of-type{border-bottom:0}
.side-row span{color:var(--txt-2)}
.side-row strong{color:#e2f3ff;font-weight:600;display:inline-flex;align-items:center;gap:7px}
.dot-ok{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 10px rgba(34,197,94,.85);display:inline-block}
.dot-warn{width:8px;height:8px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px rgba(56,189,248,.85);display:inline-block}
.side-note{
  margin-top:16px;font-size:12.5px;color:var(--txt-3);
  background:rgba(37,99,235,.12);border:1px solid var(--line);
  border-radius:var(--r-sm);padding:12px 14px;line-height:1.6;
}

/* ---------- SECTION ---------- */
.section{padding:66px 0;position:relative}
.section-alt{
  background:linear-gradient(180deg,rgba(8,18,41,.62),rgba(3,7,18,.18));
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.section-head{max-width:780px;margin-bottom:34px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--cyan);
}
.section-title{font-size:clamp(22px,2.5vw,32px);font-weight:800;margin-top:12px}
.section-sub{margin-top:12px;color:var(--txt-2);font-size:15px;line-height:1.75}

/* ---------- STATS ---------- */
.stats-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.stat-card{
  padding:22px 20px;border-radius:var(--r);
  background:var(--glass-2);border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.stat-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 28px rgba(56,189,248,.18)}
.stat-value{font-size:29px;font-weight:800;color:#dff2ff;letter-spacing:-.01em}
.stat-label{margin-top:6px;font-size:13px;color:var(--txt-2);line-height:1.6}
.stat-tag{
  display:inline-block;margin-top:12px;font-size:11.5px;font-weight:600;
  color:#9fe0ff;background:rgba(56,189,248,.12);
  border:1px solid var(--line);border-radius:999px;padding:3px 10px;
}

/* ---------- FEATURES ---------- */
.feature-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.feature-card{
  padding:24px 22px;border-radius:var(--r);
  background:linear-gradient(160deg,rgba(13,27,54,.72),rgba(6,14,32,.72));
  border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.feature-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 16px 38px rgba(2,6,20,.6),0 0 26px rgba(56,189,248,.16)}
.feature-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(37,99,235,.2);border:1px solid var(--line-strong);
  color:var(--cyan);font-size:18px;margin-bottom:16px;
}
.feature-card h3{font-size:16.5px;font-weight:700;margin-bottom:9px}
.feature-card p{font-size:14px;color:var(--txt-2);line-height:1.7}

/* ---------- COMPARE ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.compare-col{
  padding:24px 22px;border-radius:var(--r);
  border:1px solid var(--line);background:var(--glass-2);
}
.compare-col.is-bad{border-color:rgba(249,115,22,.35);background:linear-gradient(165deg,rgba(69,26,10,.42),rgba(8,18,41,.72))}
.compare-col.is-good{border-color:rgba(56,189,248,.42);background:linear-gradient(165deg,rgba(11,38,72,.62),rgba(8,18,41,.72))}
.compare-col h3{font-size:16.5px;display:flex;align-items:center;gap:10px;margin-bottom:16px}
.compare-col.is-bad h3 i{color:var(--warn)}
.compare-col.is-good h3 i{color:var(--cyan)}
.compare-list li{
  display:flex;gap:11px;align-items:flex-start;
  font-size:14px;color:var(--txt-2);line-height:1.7;padding:9px 0;
  border-bottom:1px dashed rgba(96,165,250,.16);
}
.compare-list li:last-child{border-bottom:0}
.compare-list i{font-size:12px;margin-top:6px;flex-shrink:0}
.compare-col.is-bad .compare-list i{color:var(--warn)}
.compare-col.is-good .compare-list i{color:var(--ok)}

/* ---------- TIMELINE ---------- */
.timeline{position:relative;padding-left:26px}
.timeline::before{
  content:"";position:absolute;left:6px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,rgba(56,189,248,.65),rgba(37,99,235,.1));
}
.tl-item{position:relative;padding:0 0 24px 18px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{
  content:"";position:absolute;left:-26px;top:6px;
  width:14px;height:14px;border-radius:50%;
  background:var(--bg-0);border:2px solid var(--cyan);
  box-shadow:0 0 14px rgba(56,189,248,.6);
}
.tl-time{font-size:12.5px;font-weight:700;color:var(--cyan);letter-spacing:.06em}
.tl-body h3{font-size:15.5px;margin:6px 0 6px}
.tl-body p{font-size:14px;color:var(--txt-2);line-height:1.7;max-width:720px}

/* ---------- CHANNELS ---------- */
.channel-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.channel-card{
  display:flex;flex-direction:column;gap:12px;
  padding:24px 22px;border-radius:var(--r);
  background:var(--glass);border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease,background .25s ease;
}
.channel-card:hover{transform:translateY(-5px);border-color:var(--line-strong);background:rgba(13,27,54,.85);box-shadow:0 16px 38px rgba(2,6,20,.55)}
.channel-card i{font-size:20px;color:var(--cyan)}
.channel-card h3{font-size:16px}
.channel-card p{font-size:13.5px;color:var(--txt-2);line-height:1.7;flex-grow:1}
.channel-more{font-size:13px;font-weight:600;color:#9fe0ff;display:inline-flex;align-items:center;gap:8px}
.channel-card:hover .channel-more{color:#fff;gap:12px}

/* ---------- POSTS ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.post-card{
  border-radius:var(--r);overflow:hidden;
  background:var(--glass-2);border:1px solid var(--line);
  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 18px 40px rgba(2,6,20,.6)}
.post-link{display:block;height:100%}
.post-thumb{aspect-ratio:16/9;overflow:hidden;background:rgba(37,99,235,.14)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:18px 18px 20px}
.post-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.post-tag{
  font-size:11.5px;font-weight:600;color:#9fe0ff;
  background:rgba(56,189,248,.12);border:1px solid var(--line);
  border-radius:999px;padding:3px 10px;
}
.post-date{font-size:12px;color:var(--txt-3)}
.post-title{font-size:15.5px;line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.post-card:hover .post-title{color:#bfe4ff}
.post-excerpt{font-size:13.5px;color:var(--txt-2);line-height:1.68;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.empty-note{
  padding:26px 22px;border-radius:var(--r);
  background:var(--glass-2);border:1px dashed var(--line-strong);
  color:var(--txt-2);font-size:14.5px;
}

/* ---------- ASSURE ---------- */
.assure-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.assure-item{
  padding:22px 20px;border-radius:var(--r);
  background:rgba(8,18,41,.7);border:1px solid var(--line);
  transition:border-color .25s ease,transform .25s ease;
}
.assure-item:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.assure-item i{font-size:19px;color:var(--cyan);margin-bottom:14px;display:block}
.assure-item h3{font-size:15px;margin-bottom:8px}
.assure-item p{font-size:13.5px;color:var(--txt-2);line-height:1.7}

/* ---------- FAQ ---------- */
.faq-list{display:grid;gap:12px;max-width:920px}
.faq-item{
  border-radius:var(--r);border:1px solid var(--line);
  background:var(--glass-2);overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(11,26,52,.85)}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:18px 22px;font-size:15.5px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:14px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f078";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--cyan);transition:transform .25s ease;
}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item summary:hover{color:#bfe4ff}
.faq-answer{padding:0 22px 20px;color:var(--txt-2);font-size:14.5px;line-height:1.75}

/* ---------- CTA / FORM ---------- */
.cta-panel{
  display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,1fr);
  gap:34px;align-items:start;
  padding:32px;border-radius:var(--r-lg);
  background:linear-gradient(150deg,rgba(13,27,54,.86),rgba(5,12,28,.9));
  border:1px solid var(--line-strong);
  box-shadow:var(--sh);
}
.cta-panel h2{font-size:clamp(21px,2.4vw,29px);font-weight:800;line-height:1.35}
.cta-panel p{margin-top:14px;color:var(--txt-2);font-size:14.8px;line-height:1.75}
.cta-points{margin-top:20px;display:grid;gap:11px}
.cta-points li{display:flex;gap:10px;align-items:flex-start;font-size:14px;color:#cfe4ff}
.cta-points i{color:var(--cyan);margin-top:4px;font-size:12px}
.form-card{
  background:rgba(4,10,24,.72);border:1px solid var(--line);
  border-radius:var(--r);padding:22px;
}
.form-grid{display:grid;gap:14px}
.field label{display:block;font-size:13px;font-weight:600;color:#c7ddf7;margin-bottom:7px}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  background:rgba(8,18,41,.9);border:1px solid var(--line);
  color:var(--txt);font-size:14px;transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder{color:var(--txt-3)}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--line-strong);
  box-shadow:0 0 0 3px rgba(56,189,248,.16);
}
.check-row{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--txt-2);line-height:1.6}
.check-row input{width:17px;height:17px;margin-top:3px;accent-color:#38BDF8;flex-shrink:0}
.form-note{font-size:12.5px;color:var(--txt-3);line-height:1.6}
.form-msg{
  display:none;margin-top:12px;padding:12px 14px;border-radius:var(--r-sm);
  font-size:13.5px;line-height:1.6;
  background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.4);color:#c8f7d6;
}
.form-msg.is-visible{display:block}

/* ---------- FOOTER ---------- */
.site-footer{
  margin-top:20px;padding:56px 0 26px;
  background:linear-gradient(180deg,rgba(4,10,24,.6),rgba(2,5,14,.96));
  border-top:1px solid var(--line);
}
.footer-grid{
  display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:30px;padding-bottom:30px;
}
.footer-brand p{margin-top:16px;font-size:13.5px;color:var(--txt-2);line-height:1.75;max-width:360px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  background:rgba(13,27,54,.75);border:1px solid var(--line);
  color:#bcd9f5;font-size:15px;
}
.footer-social a:hover{border-color:var(--line-strong);color:#fff;transform:translateY(-2px)}
.footer-col h4{font-size:14px;font-weight:700;margin-bottom:14px;color:#e6f2ff}
.footer-col li{margin-bottom:9px}
.footer-col a{font-size:13.5px;color:var(--txt-2)}
.footer-col a:hover{color:var(--cyan)}
.footer-pay{
  display:flex;align-items:center;gap:10px;flex-wrap:wrap;
  padding:18px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.pay-label{font-size:12.5px;font-weight:600;color:var(--txt-3);letter-spacing:.06em;text-transform:uppercase;margin-right:4px}
.pay-badge{
  font-size:12.5px;font-weight:600;color:#cfe6ff;
  padding:6px 13px;border-radius:999px;
  background:rgba(37,99,235,.16);border:1px solid var(--line);
}
.footer-bottom{padding-top:20px;display:grid;gap:8px}
.footer-bottom p{font-size:12.5px;color:var(--txt-3);line-height:1.7}
.footer-note{color:#7c8ba1}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:9px;
  padding:13px 18px;border-radius:999px;
  background:rgba(7,12,26,.9);
  border:1px solid var(--line-strong);
  color:#dff2ff;font-size:13px;font-weight:600;
  box-shadow:0 0 22px rgba(56,189,248,.42);
  backdrop-filter:blur(10px);
  opacity:.82;
  transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease,border-color .25s ease;
  animation:fabFloat 3.8s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.06);box-shadow:0 0 34px rgba(56,189,248,.75);border-color:#38BDF8}
.fab:active{transform:scale(.96)}
.fab i{color:var(--cyan)}
.fab .fab-dot{
  position:absolute;top:7px;right:11px;width:9px;height:9px;border-radius:50%;
  background:#22D3EE;box-shadow:0 0 10px #22D3EE;
  animation:dotBlink 1.7s ease-in-out infinite;
}
@keyframes fabFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-5px)}}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.25}}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .main-nav{
    position:fixed;top:74px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:8px;
    padding:16px 22px 24px;
    background:rgba(4,10,24,.98);
    border-bottom:1px solid var(--line);
    transform:translateY(-14px);opacity:0;pointer-events:none;
    transition:transform .25s ease,opacity .25s ease;
    max-height:calc(100vh - 74px);overflow-y:auto;
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
  .main-nav .nav-link{padding:12px 14px;border-radius:12px}
  .header-actions{margin-left:auto}
  .nav-toggle{display:grid;place-items:center}
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .stats-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .assure-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .channel-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .compare-grid{grid-template-columns:1fr}
  .cta-panel{grid-template-columns:1fr;gap:26px}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .container{padding:0 16px}
  .section{padding:50px 0}
  .hero{padding:38px 0 34px}
  .header-inner{min-height:66px;gap:12px}
  .main-nav{top:66px;max-height:calc(100vh - 66px)}
  .brand-text small{display:none}
  .btn-ghost{display:none}
  .hero-stats{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .feature-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .assure-grid{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cta-panel{padding:22px}
  .fab{left:12px;bottom:84px;padding:12px 15px;font-size:12.5px}
}
@media (max-width:400px){
  .hero-stats{grid-template-columns:1fr}
  .stats-grid{grid-template-columns:1fr}
}

/* roulang page: category2 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b36;
  --glass:rgba(13,27,54,.62);
  --glass-2:rgba(8,18,41,.78);
  --line:rgba(96,165,250,.18);
  --line-strong:rgba(56,189,248,.42);
  --txt:#F8FAFC;
  --txt-2:#94A3B8;
  --txt-3:#64748B;
  --blue:#2563EB;
  --cyan:#38BDF8;
  --glow:rgba(56,189,248,.42);
  --glow-blue:rgba(37,99,235,.45);
  --ok:#34D399;
  --r-sm:10px;
  --r:16px;
  --r-lg:22px;
  --sh:0 18px 50px rgba(2,6,20,.65);
  --max:1200px;
}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg-0);
  color:var(--txt);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:68px 68px;
  pointer-events:none;
  z-index:0;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(37,99,235,.26),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(56,189,248,.16),transparent 60%);
  pointer-events:none;
  z-index:0;
}
header,main,footer{position:relative;z-index:2}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container{
  width:100%;
  max-width:var(--max);
  margin:0 auto;
  padding:0 22px;
}
/* ---------- HEADER ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:60;
  background:rgba(4,10,24,.82);
  backdrop-filter:blur(18px);
  -webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .3s ease;
}
.site-header.is-scrolled{box-shadow:0 12px 36px rgba(2,6,20,.7);background:rgba(4,10,24,.94)}
.header-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:74px;
}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.9));
  box-shadow:0 0 22px rgba(56,189,248,.45);
  color:#031024;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:800;letter-spacing:.02em}
.brand-text small{font-size:11px;color:var(--txt-2);letter-spacing:.05em;text-transform:uppercase;font-weight:500}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  padding:9px 14px;
  border-radius:999px;
  font-size:14px;
  font-weight:500;
  color:var(--txt-2);
  border:1px solid transparent;
  white-space:nowrap;
}
.nav-link:hover{color:var(--txt);background:rgba(56,189,248,.09);border-color:var(--line)}
.nav-link.is-active{
  color:#e8f6ff;
  background:rgba(37,99,235,.2);
  border-color:var(--line-strong);
  box-shadow:0 0 18px rgba(56,189,248,.22) inset;
}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;
  width:44px;height:44px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(13,27,54,.7);
  cursor:pointer;
  font-size:17px;
}
.nav-toggle:hover{border-color:var(--line-strong)}
/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:11px 20px;
  border-radius:999px;
  font-size:14px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease;
  white-space:nowrap;
  line-height:1.2;
}
.btn-lg{padding:14px 26px;font-size:15px}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#02101f;
  box-shadow:0 0 26px rgba(56,189,248,.45),0 8px 24px rgba(2,6,20,.5);
  font-weight:700;
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(56,189,248,.7),0 12px 30px rgba(2,6,20,.6)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{
  background:transparent;
  color:#c9e6ff;
  border-color:rgba(96,165,250,.35);
}
.btn-ghost:hover{background:rgba(56,189,248,.12);border-color:var(--line-strong);color:#fff}
.btn-outline{
  background:rgba(13,27,54,.55);
  color:#d7ecff;
  border-color:rgba(96,165,250,.32);
  backdrop-filter:blur(8px);
}
.btn-outline:hover{border-color:var(--line-strong);background:rgba(37,99,235,.2);transform:translateY(-2px)}
.btn-block{width:100%}
/* ---------- HERO ---------- */
.hero{position:relative;padding:54px 0 46px;overflow:hidden}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;
  background-position:center;
  opacity:.20;
  filter:saturate(.85);
}
.hero-bg::after{
  content:"";
  position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.72) 0%,rgba(3,7,18,.92) 62%,var(--bg-0) 100%);
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:minmax(0,1.32fr) minmax(0,1fr);
  gap:42px;
  align-items:start;
}
.pill{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 15px;
  border-radius:999px;
  font-size:12.5px;
  font-weight:600;
  letter-spacing:.02em;
  color:#a9dcff;
  background:rgba(37,99,235,.16);
  border:1px solid var(--line-strong);
  box-shadow:0 0 18px rgba(56,189,248,.2);
}
.pill i{color:var(--cyan)}
.hero h1{
  margin:20px 0 0;
  font-size:clamp(25px,3.4vw,41px);
  font-weight:800;
  line-height:1.26;
  background:linear-gradient(120deg,#ffffff 12%,#bfe4ff 58%,#5cc9ff 100%);
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.hero-lead{
  margin-top:18px;
  color:var(--txt-2);
  font-size:15.5px;
  line-height:1.75;
  max-width:660px;
}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid var(--line);
}
.hero-stat b{display:block;font-size:21px;font-weight:800;color:#dff2ff}
.hero-stat span{font-size:12.5px;color:var(--txt-3);line-height:1.5;display:block;margin-top:3px}
.hero-side{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r-lg);
  padding:22px;
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  box-shadow:var(--sh);
}
.hero-side-title{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--txt-3);font-weight:600;
}
.net-list{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:12px}
.net-item{
  display:flex;align-items:center;justify-content:space-between;gap:14px;
  padding:12px 14px;
  border-radius:var(--r-sm);
  background:rgba(3,7,18,.5);
  border:1px solid var(--line);
}
.net-name{font-size:14px;font-weight:600;display:flex;align-items:center;gap:9px}
.net-name i{color:var(--cyan);font-size:13px}
.net-state{
  font-size:11.5px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;
  color:#9df5d3;background:rgba(52,211,153,.12);border:1px solid rgba(52,211,153,.35);
  white-space:nowrap;
}
.net-state.is-warn{color:#fcd8a0;background:rgba(245,158,11,.12);border-color:rgba(245,158,11,.35)}
.hero-side-footer{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:13px;color:var(--txt-2);line-height:1.6;
}
/* ---------- SECTION BASE ---------- */
.section{padding:70px 0;position:relative}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.7),rgba(3,7,18,.15));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:800px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  color:#7dd3fc;font-weight:700;
}
.eyebrow::before{content:"";width:22px;height:1px;background:linear-gradient(90deg,var(--cyan),transparent)}
.section-title{margin:12px 0 0;font-size:clamp(21px,2.6vw,31px);font-weight:800;line-height:1.3;color:#eaf6ff}
.section-sub{margin-top:12px;color:var(--txt-2);font-size:15px;line-height:1.75;max-width:74ch}
/* ---------- METRICS ---------- */
.metric-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:34px}
.metric{
  background:var(--glass);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:20px;
  transition:border-color .25s ease,transform .25s ease;
}
.metric:hover{border-color:var(--line-strong);transform:translateY(-3px)}
.metric-label{font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--txt-3);font-weight:600}
.metric b{display:block;margin-top:8px;font-size:28px;font-weight:800;color:#7dd3fc;letter-spacing:-.01em;line-height:1.1}
.metric-note{display:block;margin-top:9px;font-size:13px;color:var(--txt-2);line-height:1.6}
/* ---------- MATRIX ---------- */
.matrix-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:34px}
.matrix-card{
  position:relative;
  padding:26px;
  border-radius:var(--r-lg);
  border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(13,27,54,.86),rgba(8,18,41,.6));
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
  overflow:hidden;
}
.matrix-card::after{
  content:"";position:absolute;right:-60px;top:-60px;width:170px;height:170px;
  background:radial-gradient(circle,rgba(56,189,248,.18),transparent 70%);pointer-events:none;
}
.matrix-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 20px 44px rgba(2,6,20,.6)}
.matrix-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(37,99,235,.2);border:1px solid var(--line-strong);
  color:#7dd3fc;font-size:18px;
}
.matrix-card h3{margin:16px 0 0;font-size:18px;font-weight:700;color:#eaf6ff;line-height:1.4}
.matrix-card p{margin:10px 0 0;font-size:14.5px;color:var(--txt-2);line-height:1.7}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tag{
  font-size:11.5px;font-weight:600;letter-spacing:.03em;
  padding:5px 11px;border-radius:999px;
  background:rgba(56,189,248,.1);border:1px solid var(--line);color:#a9dcff;
}
/* ---------- SCENES ---------- */
.scene-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:34px}
.scene{
  padding:24px;border-radius:var(--r);border:1px solid var(--line);
  background:rgba(8,18,41,.5);display:flex;flex-direction:column;gap:10px;
  transition:border-color .25s ease,background .25s ease;
}
.scene:hover{border-color:var(--line-strong);background:rgba(13,27,54,.66)}
.scene h3{margin:0;font-size:16.5px;font-weight:700;display:flex;align-items:center;gap:10px;color:#e6f4ff}
.scene h3 i{color:var(--cyan);font-size:15px}
.scene p{margin:0;font-size:14px;color:var(--txt-2);line-height:1.68}
.scene .scene-meta{font-size:12.5px;color:var(--txt-3);margin-top:auto;padding-top:8px;border-top:1px solid var(--line)}
/* ---------- COMPARE ---------- */
.compare{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:34px}
.compare-col{padding:26px;border-radius:var(--r-lg);border:1px solid var(--line);background:rgba(8,18,41,.55)}
.compare-col.is-bad{border-color:rgba(248,113,113,.3);background:linear-gradient(160deg,rgba(69,10,10,.35),rgba(8,18,41,.6))}
.compare-col.is-good{border-color:var(--line-strong);background:linear-gradient(160deg,rgba(37,99,235,.22),rgba(8,18,41,.6))}
.compare-col h3{margin:0;font-size:17px;font-weight:700;display:flex;align-items:center;gap:10px}
.compare-col.is-bad h3 i{color:#f87171}
.compare-col.is-good h3 i{color:var(--ok)}
.compare-list{list-style:none;margin:18px 0 0;padding:0;display:grid;gap:12px}
.compare-list li{display:flex;gap:11px;font-size:14.5px;color:var(--txt-2);line-height:1.66}
.compare-list li i{margin-top:5px;font-size:12px;flex-shrink:0}
.compare-col.is-bad .compare-list li i{color:#f87171}
.compare-col.is-good .compare-list li i{color:var(--ok)}
/* ---------- TIMELINE ---------- */
.timeline{margin-top:36px;padding-left:26px;border-left:1px solid var(--line);display:grid;gap:24px}
.timeline-item{position:relative}
.timeline-item::before{
  content:"";position:absolute;left:-32px;top:7px;width:10px;height:10px;border-radius:50%;
  background:var(--cyan);box-shadow:0 0 14px var(--glow);
}
.timeline-time{font-size:12.5px;font-weight:700;letter-spacing:.08em;color:#7dd3fc;text-transform:uppercase}
.timeline-item h3{margin:7px 0 0;font-size:16.5px;font-weight:700;color:#eaf6ff}
.timeline-item p{margin:7px 0 0;font-size:14px;color:var(--txt-2);line-height:1.7;max-width:76ch}
/* ---------- CATEGORY ENTRY ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:30px}
.cat-card{
  display:flex;flex-direction:column;gap:8px;
  padding:22px;border-radius:var(--r);
  border:1px solid var(--line);background:var(--glass);
  transition:transform .25s ease,border-color .25s ease;
}
.cat-card:hover{transform:translateY(-3px);border-color:var(--line-strong)}
.cat-card span{font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--txt-3);font-weight:600}
.cat-card strong{font-size:16px;font-weight:700;color:#e6f4ff}
.cat-card em{font-style:normal;font-size:13.5px;color:var(--txt-2);line-height:1.6}
/* ---------- POSTS ---------- */
.post-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:32px}
.post-card{
  display:flex;flex-direction:column;gap:12px;
  padding:22px;border-radius:var(--r);
  border:1px solid var(--line);background:var(--glass);
  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 18px 40px rgba(2,6,20,.55)}
.post-tag{
  align-self:flex-start;font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  padding:4px 10px;border-radius:999px;color:#a9dcff;background:rgba(56,189,248,.12);border:1px solid var(--line);
}
.post-card h3{margin:0;font-size:16.5px;font-weight:700;line-height:1.48;color:#eaf6ff}
.post-card p{margin:0;font-size:14px;color:var(--txt-2);line-height:1.68}
.post-date{margin-top:auto;font-size:12.5px;color:var(--txt-3);display:flex;align-items:center;gap:7px}
.empty-note{
  margin-top:30px;padding:22px;border-radius:var(--r);
  border:1px dashed var(--line);background:rgba(8,18,41,.5);
  color:var(--txt-2);font-size:14.5px;
}
/* ---------- TRUST ---------- */
.trust-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-top:32px}
.trust{
  padding:22px;border-radius:var(--r);border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(13,27,54,.8),rgba(8,18,41,.45));
}
.trust i{font-size:20px;color:var(--cyan)}
.trust h3{margin:13px 0 0;font-size:15.5px;font-weight:700;color:#eaf6ff}
.trust p{margin:8px 0 0;font-size:13.5px;color:var(--txt-2);line-height:1.65}
.pay-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px;align-items:center}
.pay-label{font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:var(--txt-3);font-weight:600;margin-right:4px}
.pay-badge{
  font-size:12.5px;font-weight:600;padding:7px 14px;border-radius:999px;
  border:1px solid var(--line);background:rgba(3,7,18,.55);color:#cfe8ff;
}
/* ---------- QUICK ANSWERS ---------- */
.qa-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:32px}
.qa{padding:20px;border-radius:var(--r);border:1px solid var(--line);background:rgba(8,18,41,.5)}
.qa h3{margin:0;font-size:15px;font-weight:700;color:#e6f4ff;display:flex;gap:10px;align-items:flex-start}
.qa h3 i{color:var(--ok);font-size:14px;margin-top:4px}
.qa p{margin:9px 0 0;font-size:13.8px;color:var(--txt-2);line-height:1.68}
/* ---------- FAQ ---------- */
.faq-list{margin-top:30px;display:grid;gap:12px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r);
  background:var(--glass);overflow:hidden;
  transition:border-color .25s ease;
}
.faq-item[open]{border-color:var(--line-strong)}
.faq-item summary{
  cursor:pointer;list-style:none;
  padding:18px 22px;
  font-size:15.5px;font-weight:600;color:#eaf6ff;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--cyan);flex-shrink:0;transition:transform .25s ease;
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item p{margin:0;padding:0 22px 20px;font-size:14.2px;color:var(--txt-2);line-height:1.72}
/* ---------- CTA ---------- */
.cta-panel{
  display:grid;grid-template-columns:1.05fr .95fr;gap:34px;
  padding:38px;border-radius:var(--r-lg);
  border:1px solid var(--line-strong);
  background:linear-gradient(135deg,rgba(37,99,235,.26),rgba(56,189,248,.12));
  box-shadow:var(--sh);
}
.cta-panel h2{margin:0;font-size:clamp(20px,2.4vw,28px);font-weight:800;line-height:1.34;color:#f2f9ff}
.cta-panel p{margin:14px 0 0;font-size:14.8px;color:#c3dcf5;line-height:1.74}
.cta-points{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:10px}
.cta-points li{display:flex;gap:10px;font-size:14px;color:#d7ecff}
.cta-points li i{color:var(--cyan);margin-top:5px;font-size:12px}
.cta-form{
  background:rgba(3,7,18,.62);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:24px;
  backdrop-filter:blur(12px);
  display:grid;gap:14px;
}
.field{display:grid;gap:7px}
.field label{font-size:12.5px;font-weight:600;color:var(--txt-2);letter-spacing:.02em}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:12px;
  background:rgba(3,7,18,.7);border:1px solid var(--line);
  color:#fff;font-size:14px;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.field input:focus,.field select:focus{
  outline:none;border-color:var(--line-strong);box-shadow:0 0 0 3px rgba(56,189,248,.16);
}
.field input::placeholder{color:#546277}
.form-note{font-size:12px;color:var(--txt-3);line-height:1.6}
/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  width:56px;height:56px;border-radius:999px;
  display:grid;place-items:center;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,#38BDF8,#2563EB);
  background-origin:border-box;
  background-clip:padding-box,border-box;
  border:1px solid transparent;
  color:#7dd3fc;font-size:19px;
  box-shadow:0 0 20px rgba(56,189,248,.45);
  opacity:.85;
  transition:transform .22s ease,box-shadow .25s ease,opacity .22s ease;
  animation:fabPulse 3s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.08);box-shadow:0 0 34px rgba(56,189,248,.78)}
.fab:active{transform:scale(.94)}
.fab-dot{
  position:absolute;top:6px;right:6px;width:10px;height:10px;border-radius:50%;
  background:#F43F5E;border:2px solid rgba(3,7,18,.9);
  animation:dotBlink 1.6s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(56,189,248,.4)}50%{box-shadow:0 0 30px rgba(56,189,248,.72)}}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.35}}
/* ---------- FOOTER ---------- */
.site-footer{
  margin-top:20px;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg,rgba(8,18,41,.7),rgba(3,7,18,.98));
  padding:56px 0 30px;
}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}
.footer-brand p{margin:16px 0 0;font-size:13.8px;color:var(--txt-2);line-height:1.72;max-width:38ch}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(13,27,54,.6);
  color:#a9dcff;font-size:14px;
  transition:border-color .22s ease,transform .22s ease,background .22s ease;
}
.footer-social a:hover{border-color:var(--line-strong);background:rgba(37,99,235,.24);transform:translateY(-2px)}
.footer-col h4{margin:0 0 16px;font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;color:#8fb6d8;font-weight:700}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:11px}
.footer-col a{font-size:13.8px;color:var(--txt-2)}
.footer-col a:hover{color:#bfe4ff}
.footer-pay{
  display:flex;flex-wrap:wrap;gap:10px;align-items:center;
  margin-top:42px;padding-top:24px;border-top:1px solid var(--line);
}
.footer-bottom{
  margin-top:24px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center;
}
.footer-bottom p{margin:0;font-size:12.8px;color:var(--txt-3);line-height:1.6}
.footer-note{font-size:12.5px;color:#4c5b72}
/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .post-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .trust-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cat-grid{grid-template-columns:1fr 1fr}
  .cta-panel{grid-template-columns:1fr;padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .nav-toggle{display:grid;place-items:center}
  .main-nav{
    position:absolute;top:100%;left:0;right:0;
    display:none;flex-direction:column;align-items:stretch;gap:6px;
    margin-left:0;padding:14px 22px 20px;
    background:rgba(4,10,24,.98);
    backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);
    box-shadow:0 20px 40px rgba(2,6,20,.7);
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:12px 14px;border-radius:12px}
}
@media (max-width:768px){
  .section{padding:54px 0}
  .hero{padding:40px 0 34px}
  .hero-stats{grid-template-columns:1fr 1fr;gap:14px}
  .matrix-grid{grid-template-columns:1fr}
  .compare{grid-template-columns:1fr}
  .qa-grid{grid-template-columns:1fr}
  .metric-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .brand-text small{display:none}
  .header-actions .btn{padding:9px 13px;font-size:12.5px}
  .header-inner{gap:12px;min-height:68px}
}
@media (max-width:560px){
  .container{padding:0 16px}
  .hero h1{font-size:23px}
  .metric-grid{grid-template-columns:1fr}
  .scene-grid{grid-template-columns:1fr}
  .post-grid{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cta-panel{padding:22px}
  .fab{left:12px;bottom:80px;width:52px;height:52px}
  .hero-cta .btn{width:100%}
}

/* roulang page: category3 */
:root{
  --bg-0:#030712;
  --bg-1:#081229;
  --bg-2:#0d1b36;
  --glass:rgba(13,27,54,.62);
  --glass-2:rgba(8,18,41,.78);
  --line:rgba(96,165,250,.18);
  --line-strong:rgba(56,189,248,.42);
  --txt:#F8FAFC;
  --txt-2:#94A3B8;
  --txt-3:#64748B;
  --blue:#2563EB;
  --cyan:#38BDF8;
  --green:#34D399;
  --amber:#FBBF24;
  --glow:rgba(56,189,248,.42);
  --glow-blue:rgba(37,99,235,.45);
  --r-sm:10px;
  --r:16px;
  --r-lg:22px;
  --sh:0 18px 50px rgba(2,6,20,.65);
  --max:1200px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  background:var(--bg-0);
  color:var(--txt);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  background-image:
    linear-gradient(rgba(56,189,248,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(56,189,248,.045) 1px,transparent 1px);
  background-size:68px 68px;
  pointer-events:none;
  z-index:0;
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  background:
    radial-gradient(900px 520px at 12% -6%,rgba(37,99,235,.26),transparent 62%),
    radial-gradient(760px 460px at 92% 4%,rgba(56,189,248,.16),transparent 60%);
  pointer-events:none;
  z-index:0;
}
header,main,footer{position:relative;z-index:2}
img{max-width:100%;display:block;height:auto}
a{color:inherit;text-decoration:none;transition:color .22s ease,opacity .22s ease}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(4,10,24,.82);
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  transition:box-shadow .3s ease,background .3s ease;
}
.site-header.is-scrolled{box-shadow:0 12px 36px rgba(2,6,20,.7);background:rgba(4,10,24,.94)}
.header-inner{display:flex;align-items:center;gap:20px;min-height:74px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.9));
  box-shadow:0 0 22px rgba(56,189,248,.45);
  color:#031024;font-size:18px;
}
.brand-text{display:flex;flex-direction:column;line-height:1.15}
.brand-text strong{font-size:18px;font-weight:800;letter-spacing:.02em}
.brand-text small{font-size:11px;color:var(--txt-2);letter-spacing:.05em;text-transform:uppercase;font-weight:500}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  padding:9px 14px;border-radius:999px;font-size:14px;font-weight:500;
  color:var(--txt-2);border:1px solid transparent;white-space:nowrap;
}
.nav-link:hover{color:var(--txt);background:rgba(56,189,248,.09);border-color:var(--line)}
.nav-link.is-active{
  color:#e8f6ff;background:rgba(37,99,235,.2);
  border-color:var(--line-strong);
  box-shadow:0 0 18px rgba(56,189,248,.22) inset;
}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid var(--line);background:rgba(13,27,54,.7);
  cursor:pointer;font-size:17px;
}
.nav-toggle:hover{border-color:var(--line-strong)}

/* ---------- BUTTONS ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:11px 20px;border-radius:999px;font-size:14px;font-weight:600;
  border:1px solid transparent;cursor:pointer;line-height:1.2;white-space:nowrap;
  transition:transform .2s ease,box-shadow .25s ease,background .25s ease,border-color .25s ease,color .25s ease;
}
.btn-lg{padding:14px 26px;font-size:15px}
.btn-primary{
  background:linear-gradient(135deg,#2563EB,#38BDF8);
  color:#02101f;font-weight:700;
  box-shadow:0 0 26px rgba(56,189,248,.45),0 8px 24px rgba(2,6,20,.5);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(56,189,248,.7),0 12px 30px rgba(2,6,20,.6)}
.btn-primary:active{transform:translateY(0) scale(.98)}
.btn-ghost{background:transparent;color:#c9e6ff;border-color:rgba(96,165,250,.35)}
.btn-ghost:hover{background:rgba(56,189,248,.12);border-color:var(--line-strong);color:#fff}
.btn-outline{
  background:rgba(13,27,54,.55);color:#d7ecff;
  border-color:rgba(96,165,250,.32);backdrop-filter:blur(8px);
}
.btn-outline:hover{border-color:var(--line-strong);background:rgba(37,99,235,.2);transform:translateY(-2px)}
.btn-block{width:100%}

/* ---------- HERO ---------- */
.hero{position:relative;padding:46px 0 50px;overflow:hidden}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;opacity:.22;filter:saturate(.88)}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.74) 0%,rgba(3,7,18,.93) 62%,var(--bg-0) 100%);
}
.hero .container{position:relative}
.series-bar{
  display:flex;gap:8px;overflow-x:auto;padding:8px;margin-bottom:32px;
  border:1px solid var(--line);border-radius:999px;
  background:rgba(6,14,32,.72);backdrop-filter:blur(14px);
  box-shadow:var(--sh);scrollbar-width:none;
}
.series-bar::-webkit-scrollbar{display:none}
.series-link{
  flex:0 0 auto;padding:8px 16px;border-radius:999px;font-size:13px;font-weight:600;
  color:var(--txt-2);border:1px solid transparent;white-space:nowrap;
}
.series-link:hover{color:#e8f6ff;background:rgba(56,189,248,.12);border-color:var(--line-strong)}
.series-link.is-on{
  color:#02101f;background:linear-gradient(135deg,#2563EB,#38BDF8);
  box-shadow:0 0 20px rgba(56,189,248,.5);
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:42px;align-items:start}
.pill{
  display:inline-flex;align-items:center;gap:9px;padding:7px 15px;border-radius:999px;
  font-size:12.5px;font-weight:600;letter-spacing:.02em;color:#a9dcff;
  background:rgba(37,99,235,.16);border:1px solid var(--line-strong);
  box-shadow:0 0 18px rgba(56,189,248,.2);
}
.pill i{color:var(--cyan)}
.hero h1{
  margin:20px 0 0;font-size:clamp(26px,3.4vw,40px);font-weight:800;line-height:1.26;
  background:linear-gradient(120deg,#ffffff 12%,#bfe4ff 58%,#5cc9ff 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{margin-top:18px;color:var(--txt-2);font-size:15.5px;line-height:1.75;max-width:640px}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;
  margin-top:32px;padding-top:24px;border-top:1px solid var(--line);
}
.hero-stat b{display:block;font-size:21px;font-weight:800;color:#dff2ff}
.hero-stat span{font-size:12.5px;color:var(--txt-3);line-height:1.5;display:block;margin-top:3px}
.hero-side{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:22px;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);box-shadow:var(--sh);
}
.hero-side-title{font-size:15px;font-weight:700;margin:0 0 4px;display:flex;align-items:center;gap:9px}
.hero-side-title i{color:var(--cyan)}
.hero-side-sub{margin:0 0 16px;font-size:13px;color:var(--txt-3)}
.check-list{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.check-list li{display:flex;gap:11px;align-items:flex-start;font-size:14px;color:var(--txt-2);line-height:1.55}
.check-list i{color:var(--green);margin-top:4px;font-size:13px}
.hero-side-foot{
  margin-top:18px;padding-top:16px;border-top:1px dashed var(--line);
  font-size:12.5px;color:var(--txt-3);
}

/* ---------- SECTIONS ---------- */
.section{padding:58px 0;position:relative}
.section-alt{background:linear-gradient(180deg,rgba(8,18,41,.55),rgba(3,7,18,.2))}
.section-head{max-width:760px;margin-bottom:34px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:11.5px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);
}
.eyebrow::before{content:"";width:22px;height:2px;background:linear-gradient(90deg,var(--blue),var(--cyan));border-radius:2px}
.section-title{margin:12px 0 0;font-size:clamp(21px,2.4vw,29px);font-weight:800;line-height:1.32}
.section-sub{margin:12px 0 0;color:var(--txt-2);font-size:15px;line-height:1.72}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:42px;align-items:center}
.figure-frame{
  border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--line);
  box-shadow:var(--sh);position:relative;background:var(--bg-2);
}
.figure-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.figure-frame figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:14px 18px;font-size:12.5px;color:#d7ecff;
  background:linear-gradient(180deg,rgba(3,7,18,0),rgba(3,7,18,.88));
}

/* ---------- METRICS ---------- */
.metrics-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.metric-card{
  background:var(--glass-2);border:1px solid var(--line);border-radius:var(--r);
  padding:22px;position:relative;overflow:hidden;
  transition:border-color .25s ease,transform .25s ease;
}
.metric-card:hover{border-color:var(--line-strong);transform:translateY(-4px)}
.metric-card::after{
  content:"";position:absolute;top:0;left:0;width:100%;height:2px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));opacity:.7;
}
.metric-value{font-size:29px;font-weight:800;color:#e6f6ff;line-height:1.1}
.metric-label{margin-top:6px;font-size:13.5px;font-weight:600;color:var(--txt)}
.metric-desc{margin-top:8px;font-size:12.5px;color:var(--txt-3);line-height:1.6}

/* ---------- SERVICE MATRIX ---------- */
.service-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.service-card{
  background:var(--glass);border:1px solid var(--line);border-radius:var(--r);
  padding:24px;backdrop-filter:blur(12px);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.service-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 16px 40px rgba(2,6,20,.6)}
.service-icon{
  width:46px;height:46px;border-radius:14px;display:grid;place-items:center;
  background:rgba(37,99,235,.18);border:1px solid var(--line-strong);
  color:var(--cyan);font-size:18px;margin-bottom:16px;
}
.service-card h3{margin:0 0 8px;font-size:16.5px;font-weight:700}
.service-card p{margin:0;font-size:14px;color:var(--txt-2);line-height:1.68}
.service-tag{
  display:inline-block;margin-top:14px;padding:4px 11px;border-radius:999px;
  font-size:11.5px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;
  color:#bfe4ff;background:rgba(56,189,248,.12);border:1px solid var(--line);
}

/* ---------- COMPARISON ---------- */
.compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.compare-col{border-radius:var(--r-lg);border:1px solid var(--line);padding:26px;background:var(--glass-2)}
.compare-col.is-good{border-color:var(--line-strong);box-shadow:0 0 34px rgba(56,189,248,.16)}
.compare-head{display:flex;align-items:center;gap:11px;margin-bottom:18px}
.compare-head i{font-size:18px}
.compare-head h3{margin:0;font-size:17px;font-weight:800}
.compare-col.is-bad .compare-head i{color:#f87171}
.compare-col.is-good .compare-head i{color:var(--green)}
.compare-list{list-style:none;margin:0;padding:0;display:grid;gap:13px}
.compare-list li{display:flex;gap:11px;font-size:14px;color:var(--txt-2);line-height:1.62}
.compare-list li i{margin-top:4px;font-size:12px;flex-shrink:0}
.compare-col.is-bad .compare-list li i{color:#f87171}
.compare-col.is-good .compare-list li i{color:var(--green)}

/* ---------- TIMELINE ---------- */
.timeline{display:grid;gap:0;border-left:2px solid var(--line);margin-left:12px}
.timeline-item{position:relative;padding:0 0 30px 30px}
.timeline-item:last-child{padding-bottom:0}
.timeline-item::before{
  content:"";position:absolute;left:-9px;top:4px;width:16px;height:16px;border-radius:50%;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  box-shadow:0 0 16px rgba(56,189,248,.6);
}
.timeline-index{font-size:11.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan)}
.timeline-item h3{margin:6px 0 8px;font-size:16.5px;font-weight:700}
.timeline-item p{margin:0;font-size:14px;color:var(--txt-2);line-height:1.68}

/* ---------- NEWS ---------- */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{
  display:flex;flex-direction:column;overflow:hidden;border-radius:var(--r);
  border:1px solid var(--line);background:var(--glass-2);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 18px 40px rgba(2,6,20,.65)}
.news-thumb{display:block;overflow:hidden;aspect-ratio:16/9;background:var(--bg-2)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.news-card:hover .news-thumb img{transform:scale(1.05)}
.news-body{padding:18px;display:flex;flex-direction:column;gap:9px;flex:1}
.news-cat{
  align-self:flex-start;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:700;
  letter-spacing:.06em;text-transform:uppercase;color:#bfe4ff;
  background:rgba(37,99,235,.18);border:1px solid var(--line);
}
.news-body h3{margin:0;font-size:16px;font-weight:700;line-height:1.45}
.news-body h3 a:hover{color:var(--cyan)}
.news-body p{margin:0;font-size:13.5px;color:var(--txt-2);line-height:1.65}
.news-date{margin-top:auto;font-size:12px;color:var(--txt-3)}
.news-empty{
  grid-column:1/-1;padding:34px;text-align:center;border:1px dashed var(--line);
  border-radius:var(--r);color:var(--txt-2);font-size:14px;background:rgba(8,18,41,.4);
}
.news-more{display:flex;justify-content:flex-start;margin-top:26px}

/* ---------- ASSURANCE ---------- */
.assure-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.assure-item{
  padding:22px;border-radius:var(--r);border:1px solid var(--line);
  background:linear-gradient(160deg,rgba(13,27,54,.8),rgba(8,18,41,.55));
}
.assure-item i{font-size:20px;color:var(--cyan)}
.assure-item h3{margin:14px 0 8px;font-size:15.5px;font-weight:700}
.assure-item p{margin:0;font-size:13.5px;color:var(--txt-2);line-height:1.65}

/* ---------- REVIEWS ---------- */
.review-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.review-card{
  padding:24px;border-radius:var(--r);border:1px solid var(--line);
  background:var(--glass);backdrop-filter:blur(12px);
}
.review-stars{color:var(--amber);font-size:13px;letter-spacing:2px}
.review-card blockquote{margin:12px 0 16px;font-size:14px;color:var(--txt-2);line-height:1.7}
.review-who{display:flex;align-items:center;gap:11px}
.review-avatar{
  width:38px;height:38px;border-radius:50%;display:grid;place-items:center;
  background:linear-gradient(135deg,rgba(37,99,235,.9),rgba(56,189,248,.85));
  color:#02101f;font-weight:800;font-size:14px;
}
.review-who b{display:block;font-size:14px}
.review-who span{font-size:12px;color:var(--txt-3)}

/* ---------- FAQ ---------- */
.qa-strip{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-bottom:28px}
.qa-chip{
  padding:18px;border-radius:var(--r);border:1px solid var(--line);
  background:rgba(8,18,41,.55);font-size:13.5px;color:var(--txt-2);line-height:1.65;
}
.qa-chip b{display:block;color:var(--txt);font-size:14px;margin-bottom:6px}
.faq-list{display:grid;gap:12px}
.faq-item{
  border:1px solid var(--line);border-radius:var(--r);background:var(--glass-2);
  overflow:hidden;transition:border-color .25s ease;
}
.faq-item[open]{border-color:var(--line-strong);box-shadow:0 0 26px rgba(56,189,248,.14)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-size:15.5px;font-weight:600;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:12px;color:var(--cyan);transition:transform .25s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{margin:0;padding:0 22px 20px;font-size:14px;color:var(--txt-2);line-height:1.72}

/* ---------- CTA / FORM ---------- */
.cta-section{padding:64px 0}
.cta-grid{
  display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:38px;
  padding:38px;border-radius:var(--r-lg);border:1px solid var(--line-strong);
  background:linear-gradient(150deg,rgba(13,27,54,.92),rgba(3,7,18,.92));
  box-shadow:0 0 60px rgba(37,99,235,.22);position:relative;overflow:hidden;
}
.cta-grid::before{
  content:"";position:absolute;inset:0;
  background:radial-gradient(520px 300px at 88% 0%,rgba(56,189,248,.2),transparent 65%);
  pointer-events:none;
}
.cta-copy{position:relative}
.cta-copy h2{margin:14px 0 0;font-size:clamp(21px,2.5vw,30px);font-weight:800;line-height:1.3}
.cta-copy p{margin:14px 0 0;color:var(--txt-2);font-size:14.5px;line-height:1.72}
.cta-points{list-style:none;margin:22px 0 0;padding:0;display:grid;gap:12px}
.cta-points li{display:flex;gap:11px;font-size:14px;color:var(--txt-2);line-height:1.6}
.cta-points i{color:var(--cyan);margin-top:4px;font-size:12px}
.form-card{
  position:relative;background:rgba(3,7,18,.72);border:1px solid var(--line);
  border-radius:var(--r);padding:26px;backdrop-filter:blur(12px);
}
.form-card h3{margin:0 0 6px;font-size:17px;font-weight:800}
.form-card p.form-note{margin:0 0 20px;font-size:13px;color:var(--txt-3)}
.form-grid{display:grid;gap:14px}
.field{display:flex;flex-direction:column;gap:7px}
.field label{font-size:13px;font-weight:600;color:#cfe6ff}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border-radius:var(--r-sm);
  background:rgba(8,18,41,.85);border:1px solid var(--line);
  font-size:14px;color:var(--txt);transition:border-color .2s ease,box-shadow .2s ease;
}
.field input::placeholder,.field textarea::placeholder{color:#5b7290}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--line-strong);box-shadow:0 0 0 3px rgba(56,189,248,.14);
}
.field textarea{min-height:96px;resize:vertical}
.form-two{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.form-foot{margin-top:6px;font-size:12px;color:var(--txt-3);line-height:1.6}

/* ---------- FOOTER ---------- */
.site-footer{
  margin-top:20px;padding:56px 0 26px;
  background:linear-gradient(180deg,rgba(8,18,41,.5),rgba(3,7,18,.95));
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:34px}
.footer-brand p{margin:16px 0 0;font-size:13.5px;color:var(--txt-2);line-height:1.7;max-width:340px}
.footer-social{display:flex;gap:10px;margin-top:18px}
.footer-social a{
  width:38px;height:38px;border-radius:11px;display:grid;place-items:center;
  border:1px solid var(--line);background:rgba(13,27,54,.6);color:#bfe4ff;font-size:14px;
}
.footer-social a:hover{border-color:var(--line-strong);color:#fff;transform:translateY(-2px)}
.footer-col h4{margin:0 0 14px;font-size:14px;font-weight:700;letter-spacing:.02em}
.footer-col ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.footer-col a{font-size:13.5px;color:var(--txt-2)}
.footer-col a:hover{color:var(--cyan)}
.footer-pay{
  display:flex;flex-wrap:wrap;align-items:center;gap:10px;
  margin-top:36px;padding-top:22px;border-top:1px solid var(--line);
}
.pay-label{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--txt-3);margin-right:6px}
.pay-badge{
  padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:600;color:#cfe6ff;
  background:rgba(13,27,54,.7);border:1px solid var(--line);
}
.footer-bottom{
  margin-top:24px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:flex-start;
}
.footer-bottom p{margin:0;font-size:12.5px;color:var(--txt-3);line-height:1.7;max-width:760px}
.footer-note{color:#546a85}

/* ---------- FAB ---------- */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 18px;border-radius:999px;
  background:rgba(7,12,28,.82);backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,12,28,.86),rgba(7,12,28,.86)),
    linear-gradient(135deg,#38BDF8,#2563EB);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:#dff2ff;font-size:13px;font-weight:700;
  box-shadow:0 0 22px rgba(56,189,248,.45);
  opacity:.82;transition:opacity .25s ease,transform .25s ease,box-shadow .25s ease;
}
.fab:hover{opacity:1;transform:translateY(-3px) scale(1.02);box-shadow:0 0 34px rgba(56,189,248,.75)}
.fab:active{transform:scale(.97)}
.fab i{color:var(--cyan);font-size:15px;animation:fabPulse 2.6s ease-in-out infinite}
@keyframes fabPulse{0%,100%{opacity:.7}50%{opacity:1}}
.fab-dot{
  position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;
  background:#f43f5e;box-shadow:0 0 12px rgba(244,63,94,.9);animation:dotBlink 1.6s ease-in-out infinite;
}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.35}}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1024px){
  .hero-grid,.split,.cta-grid{grid-template-columns:1fr;gap:30px}
  .metrics-grid,.assure-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .service-grid,.news-grid,.review-grid,.qa-strip{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:28px}
  .main-nav{
    position:absolute;top:74px;left:0;right:0;margin-left:0;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 18px 20px;display:none;
    background:rgba(4,10,24,.98);border-bottom:1px solid var(--line);
    box-shadow:0 18px 40px rgba(2,6,20,.7);
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:12px 14px;border-radius:12px}
  .nav-toggle{display:grid;place-items:center}
}
@media (max-width:768px){
  .section{padding:46px 0}
  .hero{padding:34px 0 40px}
  .metrics-grid,.service-grid,.news-grid,.review-grid,.qa-strip,.assure-grid,.compare-grid,.form-two{grid-template-columns:1fr}
  .brand-text small{display:none}
  .btn{padding:10px 15px;font-size:13px}
  .hero-stats{grid-template-columns:1fr;gap:16px}
  .cta-grid{padding:26px}
  .footer-grid{grid-template-columns:1fr}
  .fab{left:12px;bottom:84px;padding:12px 15px;font-size:12.5px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .header-inner{gap:10px;min-height:66px}
  .brand-mark{width:36px;height:36px;font-size:15px;border-radius:11px}
  .brand-text strong{font-size:15px}
  .btn{padding:9px 12px;font-size:12.5px;gap:6px}
  .main-nav{top:66px}
  .hero h1{font-size:24px}
  .metric-value{font-size:25px}
  .faq-item summary{padding:15px 16px;font-size:14.5px}
  .faq-item p{padding:0 16px 18px}
}
@media (max-width:400px){
  .brand-text{display:none}
}