/* roulang page: index */
/* ============ DESIGN TOKENS ============ */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --bg-deep:#050f22;
  --panel:rgba(10,20,44,.66);
  --panel-solid:#0b1730;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.36);
  --accent:#2563eb;
  --accent-2:#38bdf8;
  --accent-3:#60a5fa;
  --gold:#fbbf24;
  --gold-2:#fcd34d;
  --text:#f8fafc;
  --muted:#94a6c2;
  --muted-2:#6b7f9e;
  --green:#34d399;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 20px 55px rgba(2,8,24,.62);
  --shadow-soft:0 10px 28px rgba(2,8,24,.42);
  --glow-blue:0 0 24px rgba(56,189,248,.45);
  --glow-gold:0 0 22px rgba(251,191,36,.42);
  --container:1180px;
  --gap:clamp(18px,3vw,30px);
}
/* ============ BASE / RESET ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(37,99,235,.28),transparent 62%),
    radial-gradient(900px 520px at 92% 4%,rgba(56,189,248,.16),transparent 60%),
    linear-gradient(180deg,#030712 0%,#04102a 46%,#030712 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  padding-bottom:112px;
  overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;line-height:1.24;letter-spacing:-.015em;font-weight:800}
p{margin:0}
table{border-collapse:collapse;width:100%;margin:0}
::selection{background:rgba(56,189,248,.35);color:#fff}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:6px}

/* neutralise Foundation defaults */
body,button,input,select,textarea{font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif}
.row{margin:0}
.column,.columns{padding:0}

/* ============ LAYOUT ============ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:78px 0;position:relative}
.section--tight{padding:56px 0}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.2));border-top:1px solid rgba(56,189,248,.08);border-bottom:1px solid rgba(56,189,248,.08)}
.section--deep{background:linear-gradient(180deg,rgba(3,7,18,.2),rgba(8,18,41,.85),rgba(3,7,18,.25))}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);margin:0}

/* ============ HEADINGS ============ */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-2);background:rgba(56,189,248,.08);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.eyebrow i{font-size:11px}
.section-head{max-width:780px;margin-bottom:38px}
.section-head--split{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:end;max-width:none}
.section-title{font-size:clamp(23px,2.9vw,35px);margin-top:16px}
.section-desc{color:var(--muted);font-size:16px;line-height:1.72;margin-top:14px}
.lead{font-size:17px;line-height:1.78;color:#c7d6ec}

/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .28s ease,background .28s ease,color .22s ease,border-color .22s ease;
}
.btn i{font-size:14px}
.btn--primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#04121f;box-shadow:var(--glow-blue)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(56,189,248,.72)}
.btn--primary:active{transform:translateY(0) scale(.98)}
.btn--gold{background:linear-gradient(135deg,#f59e0b 0%,var(--gold-2) 100%);color:#2c1b02;box-shadow:var(--glow-gold)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(251,191,36,.7)}
.btn--ghost{background:rgba(56,189,248,.07);border-color:var(--line-strong);color:#dbeafe}
.btn--ghost:hover{background:rgba(56,189,248,.16);border-color:var(--accent-2);color:#fff}
.btn--sm{padding:9px 18px;font-size:13.5px}
.btn--block{width:100%}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  background:rgba(3,7,18,.8);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background .3s ease,box-shadow .3s ease;
}
.nav{display:flex;align-items:center;gap:18px;height:74px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo__mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 0 20px rgba(56,189,248,.5);color:#04121f;font-size:17px;
}
.logo__text{display:flex;flex-direction:column;line-height:1.15}
.logo__text b{font-size:15.5px;font-weight:800;letter-spacing:-.02em;color:#fff}
.logo__text span{font-size:11px;color:var(--muted-2);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.nav-toggle-input{display:none}
.nav-burger{display:none;flex-direction:column;gap:5px;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:rgba(56,189,248,.06);align-items:center;justify-content:center;cursor:pointer;margin-left:auto}
.nav-burger span{display:block;width:18px;height:2px;background:#dbeafe;border-radius:2px;transition:.25s}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 15px;border-radius:999px;font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background .22s ease,color .22s ease;
}
.nav-link i{font-size:12px;opacity:.75}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-link.is-active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.5),rgba(56,189,248,.24));border:1px solid var(--line-strong);box-shadow:0 0 16px rgba(56,189,248,.28)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}

/* ============ HERO ============ */
.hero{position:relative;padding:132px 0 62px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:url('/assets/images/94043851a1b3c6db.jpg') center/cover no-repeat;
  opacity:.26;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(180deg,rgba(3,7,18,.72) 0%,rgba(3,7,18,.9) 62%,rgba(3,7,18,1) 100%);
}
.hero > .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:46px;align-items:center}
.hero h1{font-size:clamp(28px,3.9vw,50px);line-height:1.16;margin-top:20px}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,#fbbf24,#fcd34d 55%,#38bdf8);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{margin-top:20px;max-width:610px;color:#c7d6ec;font-size:16.5px;line-height:1.78}
.hero-actions{display:flex;flex-wrap:wrap;gap:13px;margin-top:28px}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:34px;padding-top:26px;border-top:1px solid var(--line)}
.hero-stat b{display:block;font-size:23px;font-weight:800;color:#fff}
.hero-stat span{font-size:12.5px;color:var(--muted-2);letter-spacing:.06em;text-transform:uppercase;font-weight:600}

/* coupon wall */
.coupon-wall{display:grid;gap:16px}
.coupon{
  position:relative;overflow:hidden;
  background:linear-gradient(145deg,rgba(37,99,235,.24),rgba(56,189,248,.05));
  border:1px dashed var(--line-strong);
  border-radius:20px;padding:24px 26px;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow-soft);
  transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease;
}
.coupon:hover{transform:translateY(-3px);border-color:var(--accent-2);box-shadow:0 0 30px rgba(56,189,248,.28)}
.coupon--hero{
  background:
    linear-gradient(145deg,rgba(251,191,36,.16),rgba(37,99,235,.22) 46%,rgba(56,189,248,.08));
  border-style:solid;border-color:rgba(251,191,36,.42);
  padding:30px 30px 26px;
  box-shadow:0 22px 60px rgba(2,8,24,.7),0 0 34px rgba(251,191,36,.18);
}
.coupon--hero::after{
  content:"";position:absolute;right:-60px;top:-60px;width:180px;height:180px;border-radius:50%;
  background:radial-gradient(circle,rgba(251,191,36,.34),transparent 68%);
}
.coupon__tag{
  position:absolute;top:16px;right:16px;
  font-size:10.5px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;background:linear-gradient(135deg,#dc2626,#f97316);color:#fff;
  box-shadow:0 0 16px rgba(220,38,38,.5);
}
.coupon__label{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold-2);font-weight:700}
.coupon__value{font-size:clamp(30px,4.4vw,46px);font-weight:800;line-height:1.06;margin-top:10px;color:#fff}
.coupon__value small{display:block;font-size:14px;font-weight:600;color:#cbd5f5;letter-spacing:0;margin-top:8px}
.coupon__meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.chip{
  display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;
  padding:6px 13px;border-radius:999px;background:rgba(3,7,18,.55);border:1px solid var(--line);color:#cbd5f5;
}
.chip i{color:var(--accent-2);font-size:11px}
.coupon__code{
  display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap;
  margin-top:22px;padding:14px 16px;border-radius:14px;
  background:rgba(3,7,18,.6);border:1px solid rgba(251,191,36,.3);
}
.coupon__code span{font-size:12px;color:var(--muted-2);letter-spacing:.1em;text-transform:uppercase;font-weight:700}
.coupon__code b{font-size:19px;letter-spacing:.14em;color:var(--gold-2)}
.coupon-mini{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.coupon-mini .coupon{padding:16px 16px 18px;border-radius:16px}
.coupon-mini h4{font-size:14.5px;font-weight:700;margin-top:8px}
.coupon-mini p{font-size:12.5px;color:var(--muted);margin-top:6px;line-height:1.55}
.coupon-mini .mini-label{font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;font-weight:800;color:var(--accent-2)}

/* ============ CARDS / PANELS ============ */
.glass{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:var(--shadow-soft);
}
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.grid-5{grid-template-columns:repeat(5,minmax(0,1fr))}

/* KPI board */
.kpi{padding:24px 22px;border-radius:var(--radius);background:linear-gradient(160deg,rgba(37,99,235,.16),rgba(10,20,44,.7));border:1px solid var(--line);position:relative;overflow:hidden;transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease}
.kpi:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 26px rgba(56,189,248,.22)}
.kpi__icon{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(56,189,248,.12);color:var(--accent-2);font-size:16px;border:1px solid var(--line)}
.kpi__num{font-size:clamp(24px,2.7vw,32px);font-weight:800;margin-top:16px;color:#fff;letter-spacing:-.02em}
.kpi__num small{font-size:14px;font-weight:700;color:var(--accent-2);margin-left:3px}
.kpi__label{font-size:13px;color:var(--muted);margin-top:6px;line-height:1.5}
.kpi__bar{height:4px;border-radius:4px;background:rgba(56,189,248,.14);margin-top:16px;overflow:hidden}
.kpi__bar i{display:block;height:100%;border-radius:4px;background:linear-gradient(90deg,var(--accent),var(--accent-2));box-shadow:0 0 12px rgba(56,189,248,.7)}

/* matrix cards */
.matrix-card{overflow:hidden;border-radius:var(--radius);border:1px solid var(--line);background:var(--panel-solid);transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease}
.matrix-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 18px 44px rgba(2,8,24,.6),0 0 26px rgba(56,189,248,.2)}
.matrix-card__media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#061024}
.matrix-card__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease;opacity:.85}
.matrix-card:hover .matrix-card__media img{transform:scale(1.07)}
.matrix-card__badge{position:absolute;top:12px;left:12px;font-size:10.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;padding:5px 11px;border-radius:999px;background:rgba(3,7,18,.78);border:1px solid var(--line-strong);color:var(--accent-2)}
.matrix-card__body{padding:20px 20px 22px}
.matrix-card__body h3{font-size:17px;font-weight:700}
.matrix-card__body p{font-size:14px;color:var(--muted);margin-top:9px;line-height:1.65}
.matrix-card__foot{display:flex;align-items:center;gap:8px;margin-top:16px;font-size:12.5px;color:var(--muted-2);font-weight:600}
.matrix-card__foot i{color:var(--gold)}

/* badge / tags */
.tag{display:inline-flex;align-items:center;gap:6px;font-size:11.5px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:5px 12px;border-radius:999px;background:rgba(56,189,248,.1);color:var(--accent-2);border:1px solid var(--line)}
.tag--gold{background:rgba(251,191,36,.12);color:var(--gold-2);border-color:rgba(251,191,36,.3)}
.tag--green{background:rgba(52,211,153,.12);color:var(--green);border-color:rgba(52,211,153,.3)}

/* category wall */
.cat-card{display:block;padding:28px 26px;border-radius:var(--radius-l);border:1px solid var(--line);background:linear-gradient(160deg,rgba(37,99,235,.18),rgba(10,20,44,.72));transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease}
.cat-card:hover{transform:translateY(-5px);border-color:var(--accent-2);box-shadow:0 0 32px rgba(56,189,248,.26)}
.cat-card__idx{font-size:12px;font-weight:800;letter-spacing:.16em;color:var(--accent-2)}
.cat-card h3{font-size:19.5px;font-weight:800;margin-top:14px}
.cat-card p{font-size:14px;color:var(--muted);margin-top:11px;line-height:1.68}
.cat-card__more{display:inline-flex;align-items:center;gap:8px;margin-top:20px;font-size:13.5px;font-weight:700;color:var(--accent-2)}
.cat-card:hover .cat-card__more i{transform:translateX(4px)}
.cat-card__more i{transition:transform .25s ease}

/* comparison */
.cmp-wrap{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);background:rgba(8,18,41,.66)}
.cmp th,.cmp td{padding:17px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid rgba(56,189,248,.1)}
.cmp thead th{background:rgba(37,99,235,.20);font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:#dbeafe;font-weight:800}
.cmp thead th:nth-child(2){color:var(--accent-2)}
.cmp tbody tr:hover{background:rgba(56,189,248,.06)}
.cmp td:first-child{color:var(--muted);font-weight:600}
.cmp td:nth-child(2){color:#fff;font-weight:600}
.cmp td:nth-child(3){color:var(--muted-2)}
.cmp .yes{color:var(--green);margin-right:7px}
.cmp .no{color:#f87171;margin-right:7px}
.cmp tbody tr:last-child td{border-bottom:0}

/* timeline */
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:7px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--accent-2),rgba(56,189,248,.08))}
.tl-item{position:relative;padding:0 0 30px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-30px;top:6px;width:16px;height:16px;border-radius:50%;background:#04121f;border:2px solid var(--accent-2);box-shadow:0 0 14px rgba(56,189,248,.7)}
.tl-item h3{font-size:16.5px;font-weight:700}
.tl-item p{font-size:14px;color:var(--muted);margin-top:8px;line-height:1.66}
.tl-item .tl-tag{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-2);font-weight:800}

/* playbook */
.playbook{display:grid;gap:18px}
.play-item{padding:26px 28px;border-radius:var(--radius-l);border:1px solid var(--line);background:linear-gradient(150deg,rgba(10,20,44,.82),rgba(37,99,235,.1));transition:border-color .25s ease,box-shadow .25s ease}
.play-item:hover{border-color:var(--line-strong);box-shadow:0 0 26px rgba(56,189,248,.18)}
.play-item h3{font-size:16.5px;font-weight:700;line-height:1.5;color:#e6efff}
.play-item p{font-size:14.5px;color:var(--muted);margin-top:13px;line-height:1.75}
.play-item .play-num{display:inline-flex;width:30px;height:30px;border-radius:9px;align-items:center;justify-content:center;font-size:13px;font-weight:800;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#04121f;margin-bottom:14px}

/* tiers */
.tier{padding:28px 26px;border-radius:var(--radius-l);border:1px solid var(--line);background:rgba(8,18,41,.68);position:relative;transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;display:flex;flex-direction:column}
.tier:hover{transform:translateY(-5px);border-color:var(--line-strong)}
.tier--best{border-color:rgba(251,191,36,.5);background:linear-gradient(160deg,rgba(251,191,36,.14),rgba(10,20,44,.82));box-shadow:0 0 34px rgba(251,191,36,.18)}
.tier--best::before{content:"Được chọn nhiều nhất";position:absolute;top:-12px;left:26px;font-size:10.5px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;padding:5px 13px;border-radius:999px;background:linear-gradient(135deg,#f59e0b,#fcd34d);color:#2c1b02}
.tier h3{font-size:18px;font-weight:800;margin-top:6px}
.tier .tier-sub{font-size:13px;color:var(--muted-2);margin-top:8px}
.tier ul{margin-top:20px;display:grid;gap:11px}
.tier li{display:flex;gap:10px;font-size:14px;color:#c7d6ec;line-height:1.6}
.tier li i{color:var(--green);margin-top:5px;font-size:12px}
.tier li.miss{color:var(--muted-2)}
.tier li.miss i{color:#64748b}
.tier .btn{margin-top:24px}

/* scenes */
.scene{display:flex;gap:16px;padding:22px 22px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(8,18,41,.55);transition:border-color .25s ease,background .25s ease}
.scene:hover{border-color:var(--line-strong);background:rgba(10,24,52,.75)}
.scene__icon{flex:0 0 44px;width:44px;height:44px;border-radius:13px;display:grid;place-items:center;background:rgba(56,189,248,.12);color:var(--accent-2);border:1px solid var(--line);font-size:16px}
.scene h3{font-size:15.5px;font-weight:700}
.scene p{font-size:13.8px;color:var(--muted);margin-top:8px;line-height:1.62}

/* testimonials */
.voice{padding:24px 24px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(8,18,41,.6);display:flex;flex-direction:column;gap:16px}
.voice__stars{color:var(--gold);font-size:12.5px;letter-spacing:2px}
.voice p{font-size:14.5px;color:#c7d6ec;line-height:1.72}
.voice__who{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:6px}
.voice__av{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:14px;background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#04121f}
.voice__who b{display:block;font-size:14px}
.voice__who span{font-size:12px;color:var(--muted-2)}

/* posts */
.post-card{padding:24px 24px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(8,18,41,.6);display:flex;flex-direction:column;transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease}
.post-card:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 0 26px rgba(56,189,248,.18)}
.post-card h3{font-size:16.5px;font-weight:700;line-height:1.48}
.post-card h3 a:hover{color:var(--accent-2)}
.post-card p{font-size:14px;color:var(--muted);margin-top:11px;line-height:1.66;flex:1}
.post-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:18px;padding-top:15px;border-top:1px solid rgba(56,189,248,.12);font-size:12.5px;color:var(--muted-2)}
.post-meta .cat{color:var(--accent-2);font-weight:700}
.empty-note{padding:36px 24px;text-align:center;color:var(--muted);border:1px dashed var(--line-strong);border-radius:var(--radius);background:rgba(8,18,41,.5)}

/* trust */
.trust{padding:26px 24px;border-radius:var(--radius);border:1px solid var(--line);background:linear-gradient(160deg,rgba(37,99,235,.14),rgba(8,18,41,.7))}
.trust i.trust__i{font-size:20px;color:var(--accent-2)}
.trust h3{font-size:15.5px;font-weight:700;margin-top:16px}
.trust p{font-size:13.8px;color:var(--muted);margin-top:9px;line-height:1.64}

/* quick answers */
.qa{display:grid;gap:14px}
.qa-item{display:flex;gap:15px;padding:19px 22px;border-radius:var(--radius);border:1px solid var(--line);background:rgba(8,18,41,.5)}
.qa-item i{color:var(--accent-2);margin-top:4px;font-size:15px}
.qa-item h3{font-size:15px;font-weight:700}
.qa-item p{font-size:13.8px;color:var(--muted);margin-top:7px;line-height:1.62}

/* faq */
.faq-list{display:grid;gap:13px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:rgba(8,18,41,.55);overflow:hidden;transition:border-color .25s ease}
.faq-item[open]{border-color:var(--line-strong);background:rgba(10,24,52,.75)}
.faq-item summary{cursor:pointer;padding:19px 22px;font-size:15.5px;font-weight:700;list-style:none;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(--accent-2);transition:transform .25s ease}
.faq-item[open] summary::after{content:"\f068"}
.faq-item .faq-body{padding:0 22px 21px;font-size:14.2px;color:var(--muted);line-height:1.72}

/* form */
.form-shell{display:grid;grid-template-columns:1fr 1fr;gap:34px;align-items:center}
.form-card{padding:30px 30px;border-radius:var(--radius-l);border:1px solid var(--line);background:linear-gradient(160deg,rgba(37,99,235,.2),rgba(8,18,41,.85));box-shadow:var(--shadow)}
.field{margin-bottom:15px}
.field label{display:block;font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-2);font-weight:700;margin-bottom:8px}
.field input,.field select{
  width:100%;padding:13px 15px;border-radius:12px;background:rgba(3,7,18,.62);
  border:1px solid var(--line);color:#fff;font-size:14.5px;transition:border-color .22s ease,box-shadow .22s ease;
}
.field input::placeholder{color:#54708f}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent-2);box-shadow:0 0 0 3px rgba(56,189,248,.16)}
.form-note{font-size:12.5px;color:var(--muted-2);margin-top:14px;line-height:1.6}
.form-msg{margin-top:14px;font-size:14px;color:var(--green);display:none}
.form-msg.show{display:block}

/* sticky cta */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:120;background:rgba(3,7,18,.92);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-top:1px solid var(--line-strong);padding:12px 0}
.sticky-cta__inner{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap}
.sticky-cta__text b{display:block;font-size:15px;font-weight:800}
.sticky-cta__text span{font-size:12.5px;color:var(--muted)}
.sticky-cta__actions{display:flex;gap:10px;flex-wrap:wrap}

/* FAB */
.fab{
  position:fixed;left:16px;bottom:104px;z-index:150;
  display:inline-flex;align-items:center;gap:10px;
  padding:13px 20px;border-radius:999px;min-height:56px;
  background:rgba(7,13,30,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,13,30,.9),rgba(7,13,30,.9)),linear-gradient(135deg,#38bdf8,#a3e635);
  background-origin:border-box;background-clip:padding-box,border-box;
  color:#e6f7ff;font-size:13.5px;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(1.03);box-shadow:0 0 34px rgba(56,189,248,.75)}
.fab:active{transform:scale(.96)}
.fab i{font-size:16px;color:#a3e635;animation:fabFlick 2.4s infinite}
@keyframes fabFlick{0%,92%,100%{opacity:1}94%{opacity:.35}96%{opacity:1}98%{opacity:.5}}
.fab__dot{position:absolute;top:6px;right:9px;width:9px;height:9px;border-radius:50%;background:#ef4444;box-shadow:0 0 10px #ef4444;animation:pulseDot 1.5s infinite}
@keyframes pulseDot{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.35);opacity:.6}}

/* footer */
.site-footer{margin-top:60px;background:linear-gradient(180deg,rgba(3,7,18,.4),rgba(8,18,41,.95));border-top:1px solid var(--line);padding:58px 0 30px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand p{font-size:14px;color:var(--muted);margin-top:16px;line-height:1.7;max-width:330px}
.footer-col h4{font-size:13px;letter-spacing:.12em;text-transform:uppercase;color:#dbeafe;font-weight:800;margin-bottom:16px}
.footer-col li{margin-bottom:11px}
.footer-col a{font-size:14px;color:var(--muted)}
.footer-col a:hover{color:var(--accent-2)}
.footer-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}
.footer-bottom{margin-top:44px;padding-top:24px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted-2)}
.footer-bottom .age{font-weight:800;color:var(--gold-2)}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .section-head--split{grid-template-columns:1fr;gap:18px}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-5{grid-template-columns:repeat(3,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .form-shell{grid-template-columns:1fr;gap:26px}
}
@media (max-width:860px){
  .nav-burger{display:flex}
  .nav-links{
    position:absolute;top:74px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(4,10,26,.98);border-bottom:1px solid var(--line-strong);
    padding:16px 20px 22px;margin-left:0;
    display:none;box-shadow:0 24px 50px rgba(2,8,24,.7);
  }
  .nav-toggle-input:checked ~ .nav-links{display:flex}
  .nav-link{padding:12px 16px;border-radius:12px}
  .nav-actions .btn--ghost{padding:9px 15px;font-size:13.5px}
  .nav-actions .btn--gold{padding:9px 15px;font-size:13.5px}
  .nav{gap:10px}
  .logo__text span{display:none}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .hero{padding:118px 0 46px}
  .coupon-mini{grid-template-columns:1fr}
  .grid-2,.grid-3,.grid-4,.grid-5{grid-template-columns:1fr}
  .hero-stats{gap:20px}
  .cmp thead th,.cmp td{padding:13px 14px;font-size:13.5px}
  .footer-grid{grid-template-columns:1fr}
  body{padding-bottom:132px}
  .sticky-cta__inner{justify-content:center;text-align:center}
  .fab{bottom:126px;left:12px;padding:11px 16px;font-size:12.5px}
}
@media (max-width:520px){
  .container{padding:0 15px}
  .hero h1{font-size:26px}
  .coupon{padding:20px 18px}
  .coupon--hero{padding:24px 20px}
  .coupon__code b{font-size:16px}
  .grid{gap:16px}
  .sticky-cta__text b{font-size:13.5px}
  .sticky-cta__text span{display:none}
  .fab span{display:none}
  .fab{padding:14px;width:56px;height:56px;justify-content:center}
}

/* roulang page: category1 */
/* ============ DESIGN TOKENS ============ */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --bg-deep:#050f22;
  --panel:rgba(10,20,44,.66);
  --panel-solid:#0b1730;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.36);
  --accent:#2563eb;
  --accent-2:#38bdf8;
  --accent-3:#60a5fa;
  --gold:#fbbf24;
  --gold-2:#fcd34d;
  --text:#f8fafc;
  --muted:#94a6c2;
  --muted-2:#6b7f9e;
  --green:#34d399;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 20px 55px rgba(2,8,24,.62);
  --shadow-soft:0 10px 28px rgba(2,8,24,.42);
  --glow-blue:0 0 24px rgba(56,189,248,.45);
  --glow-gold:0 0 22px rgba(251,191,36,.42);
  --container:1180px;
  --gap:clamp(18px,3vw,30px);
}
/* ============ BASE / RESET ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(37,99,235,.28),transparent 62%),
    radial-gradient(900px 520px at 92% 4%,rgba(56,189,248,.16),transparent 60%),
    linear-gradient(180deg,#030712 0%,#04102a 46%,#030712 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  padding-bottom:104px;
}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.02em}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
body,button,input,select,textarea{font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif}
.row{margin:0}
.column,.columns,.cell{padding:0}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:8px}
/* ============ LAYOUT ============ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:78px 0;position:relative}
.section--tight{padding:56px 0}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.2));border-top:1px solid rgba(56,189,248,.08);border-bottom:1px solid rgba(56,189,248,.08)}
.section--deep{background:linear-gradient(180deg,rgba(3,7,18,.2),rgba(8,18,41,.85),rgba(3,7,18,.25))}
/* ============ HEADINGS ============ */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-2);background:rgba(56,189,248,.08);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.eyebrow i{font-size:11px}
.section-head{max-width:800px;margin-bottom:38px}
.section-head--split{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:end;max-width:none}
.section-title{font-size:clamp(22px,2.8vw,34px);margin-top:16px}
.section-desc{color:var(--muted);font-size:16px;line-height:1.72;margin-top:14px}
.lead{font-size:17px;line-height:1.78;color:#c7d6ec}
/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .28s ease,background .28s ease,color .22s ease,border-color .22s ease;
}
.btn i{font-size:14px}
.btn--primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#04121f;box-shadow:var(--glow-blue)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(56,189,248,.72)}
.btn--primary:active{transform:translateY(0) scale(.98)}
.btn--gold{background:linear-gradient(135deg,#f59e0b 0%,var(--gold-2) 100%);color:#2c1b02;box-shadow:var(--glow-gold)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(251,191,36,.7)}
.btn--gold:active{transform:translateY(0) scale(.98)}
.btn--ghost{background:rgba(56,189,248,.07);border-color:var(--line-strong);color:#dbeafe}
.btn--ghost:hover{background:rgba(56,189,248,.16);border-color:var(--accent-2);color:#fff}
.btn--sm{padding:9px 18px;font-size:13.5px}
.btn--block{width:100%}
/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  background:rgba(3,7,18,.8);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background .3s ease,box-shadow .3s ease;
}
.nav{display:flex;align-items:center;gap:18px;height:74px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo__mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 0 20px rgba(56,189,248,.5);color:#04121f;font-size:17px;
}
.logo__text{display:flex;flex-direction:column;line-height:1.15}
.logo__text b{font-size:15.5px;font-weight:800;letter-spacing:-.02em;color:#fff}
.logo__text span{font-size:11px;color:var(--muted-2);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.nav-toggle-input{display:none}
.nav-burger{display:none;flex-direction:column;gap:5px;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:rgba(56,189,248,.06);align-items:center;justify-content:center;cursor:pointer;margin-left:auto}
.nav-burger span{display:block;width:18px;height:2px;background:#dbeafe;border-radius:2px;transition:.25s}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 15px;border-radius:999px;font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background .22s ease,color .22s ease;
}
.nav-link i{font-size:12px;opacity:.75}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-link.is-active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.5),rgba(56,189,248,.24));border:1px solid var(--line-strong);box-shadow:0 0 16px rgba(56,189,248,.28)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
/* ============ CATEGORY HERO ============ */
.cat-hero{position:relative;padding:138px 0 66px;overflow:hidden;border-bottom:1px solid rgba(56,189,248,.1)}
.cat-hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:url('/assets/images/94043851a1b3c6db.jpg') center/cover no-repeat;
  opacity:.24;
}
.cat-hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(115deg,rgba(3,7,18,.96) 0%,rgba(3,7,18,.82) 48%,rgba(8,18,41,.66) 100%);
}
.cat-hero .container{position:relative;z-index:2}
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13px;color:var(--muted-2);margin-bottom:20px}
.crumb a:hover{color:var(--accent-2)}
.crumb i{font-size:10px}
.crumb .current{color:var(--accent-2);font-weight:600}
.cat-hero__grid{display:grid;grid-template-columns:1.08fr .92fr;gap:clamp(26px,4vw,52px);align-items:center}
.cat-hero h1{font-size:clamp(27px,4vw,47px);margin:18px 0 18px;letter-spacing:-.03em}
.cat-hero h1 em{font-style:normal;background:linear-gradient(120deg,var(--gold),var(--gold-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  padding:8px 14px;border-radius:999px;font-size:12.5px;font-weight:600;
  color:#cfe3fb;background:rgba(56,189,248,.08);border:1px solid var(--line);
}
.chip i{color:var(--accent-2);font-size:11px}
.chip--gold{color:#ffe9b8;border-color:rgba(251,191,36,.34);background:rgba(251,191,36,.09)}
.chip--gold i{color:var(--gold)}
.cat-hero__cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.hero-visual{position:relative;border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line-strong);box-shadow:var(--shadow);background:var(--panel)}
.hero-visual img{width:100%;aspect-ratio:4/3;object-fit:cover}
.hero-visual__cap{
  position:absolute;left:0;right:0;bottom:0;padding:16px 18px;
  background:linear-gradient(180deg,transparent,rgba(3,7,18,.94));
  font-size:13.5px;color:#dbeafe;font-weight:600;
}
.hero-float{
  position:absolute;top:16px;left:16px;z-index:2;
  display:flex;align-items:center;gap:9px;
  padding:9px 14px;border-radius:999px;font-size:12.5px;font-weight:700;
  background:rgba(3,7,18,.78);border:1px solid var(--line-strong);backdrop-filter:blur(8px);color:#e2f2ff;
}
.pulse-dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
/* ============ STAT BOARD ============ */
.stat-board{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.stat{
  padding:24px 22px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line);backdrop-filter:blur(10px);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.stat:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow-soft)}
.stat__label{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2);font-weight:700}
.stat__value{font-size:clamp(24px,3vw,34px);font-weight:800;margin:10px 0 6px;color:#fff}
.stat__value span{font-size:15px;color:var(--accent-2);font-weight:700}
.stat__note{font-size:13.5px;color:var(--muted);line-height:1.6}
/* ============ TIP CARDS ============ */
.tip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.tip{
  position:relative;padding:28px 24px 26px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(10,20,44,.86),rgba(6,12,28,.62));
  border:1px solid var(--line);
  transition:transform .26s ease,border-color .26s ease,box-shadow .26s ease;
}
.tip:hover{transform:translateY(-6px);border-color:var(--line-strong);box-shadow:0 0 30px rgba(56,189,248,.22)}
.tip__idx{
  display:inline-flex;align-items:center;justify-content:center;
  width:42px;height:42px;border-radius:13px;font-weight:800;font-size:15px;
  background:linear-gradient(135deg,rgba(37,99,235,.9),rgba(56,189,248,.7));color:#04121f;
  box-shadow:0 0 18px rgba(56,189,248,.4);margin-bottom:16px;
}
.tip h3{font-size:18px;margin-bottom:10px}
.tip p{color:var(--muted);font-size:14.5px;line-height:1.7}
.tip__tag{
  position:absolute;top:20px;right:20px;
  font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 10px;border-radius:999px;color:#2c1b02;
  background:linear-gradient(135deg,var(--gold),var(--gold-2));
}
/* ============ COMPARE ============ */
.compare-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--line);background:rgba(6,12,28,.55)}
table.compare{width:100%;border-collapse:collapse;min-width:720px}
table.compare th,table.compare td{padding:17px 20px;text-align:left;font-size:14.5px;border-bottom:1px solid rgba(56,189,248,.1)}
table.compare thead th{
  font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2);
  background:rgba(56,189,248,.07);font-weight:800;
}
table.compare tbody tr:last-child td{border-bottom:none}
table.compare tbody tr:hover{background:rgba(56,189,248,.05)}
table.compare td:first-child{color:#fff;font-weight:700}
table.compare td.bad{color:#fca5a5}
table.compare td.good{color:var(--green);font-weight:600}
/* ============ TIMELINE ============ */
.steps{position:relative;padding-left:34px;max-width:900px}
.steps::before{content:"";position:absolute;left:11px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--accent-2),rgba(56,189,248,.05))}
.step{position:relative;padding:0 0 30px}
.step:last-child{padding-bottom:0}
.step::before{
  content:"";position:absolute;left:-31px;top:7px;width:14px;height:14px;border-radius:50%;
  background:var(--bg-deep);border:2px solid var(--accent-2);box-shadow:0 0 14px rgba(56,189,248,.6);
}
.step h3{font-size:17px;margin-bottom:7px}
.step p{color:var(--muted);font-size:14.5px;line-height:1.7}
.step__meta{display:inline-block;margin-top:9px;font-size:12px;font-weight:700;color:var(--gold);letter-spacing:.06em}
/* ============ CAPITAL PANEL ============ */
.capital{display:grid;grid-template-columns:.95fr 1.05fr;gap:clamp(24px,4vw,46px);align-items:center}
.capital__panel{
  padding:30px 26px;border-radius:var(--radius-l);
  background:linear-gradient(160deg,rgba(10,20,44,.9),rgba(4,10,24,.7));
  border:1px solid var(--line-strong);box-shadow:var(--shadow);
}
.tier{display:grid;grid-template-columns:64px 1fr auto;gap:14px;align-items:center;padding:15px 0;border-bottom:1px dashed rgba(56,189,248,.16)}
.tier:last-child{border-bottom:none}
.tier__no{font-size:13px;font-weight:800;color:var(--accent-2);letter-spacing:.08em}
.tier__name{font-size:15px;font-weight:700;color:#fff}
.tier__name small{display:block;font-size:12.5px;color:var(--muted-2);font-weight:500;margin-top:3px}
.tier__val{font-size:14px;font-weight:800;color:var(--gold)}
/* ============ POST LIST ============ */
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap)}
.post-card{
  display:flex;flex-direction:column;gap:12px;
  padding:24px 22px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line);backdrop-filter:blur(10px);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.post-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 0 28px rgba(56,189,248,.2)}
.post-card__cat{
  align-self:flex-start;font-size:11px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;color:var(--accent-2);
  background:rgba(56,189,248,.1);border:1px solid var(--line);
}
.post-card h3{font-size:17px;line-height:1.42}
.post-card p{color:var(--muted);font-size:14px;line-height:1.68;flex:1}
.post-card__date{font-size:12.5px;color:var(--muted-2);display:flex;align-items:center;gap:7px}
.empty-state{
  padding:30px 26px;border-radius:var(--radius);border:1px dashed var(--line-strong);
  background:rgba(56,189,248,.05);color:var(--muted);font-size:15px;text-align:left;
}
/* ============ TRUST ============ */
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.trust{
  padding:24px 20px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(8,18,41,.85),rgba(3,7,18,.5));
  border:1px solid var(--line);text-align:left;
}
.trust i{font-size:20px;color:var(--accent-2);margin-bottom:12px;display:block}
.trust h3{font-size:16px;margin-bottom:8px}
.trust p{font-size:13.5px;color:var(--muted);line-height:1.66}
/* ============ FAQ ============ */
.faq{max-width:900px}
.faq details{
  border:1px solid var(--line);border-radius:var(--radius);
  background:rgba(8,18,41,.6);margin-bottom:13px;overflow:hidden;
  transition:border-color .25s ease,background .25s ease;
}
.faq details[open]{border-color:var(--line-strong);background:rgba(10,20,44,.85)}
.faq summary{
  cursor:pointer;padding:19px 22px;font-size:15.5px;font-weight:700;color:#eaf4ff;
  display:flex;align-items:center;justify-content:space-between;gap:16px;list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:12px;color:var(--accent-2);transition:transform .25s ease}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .faq__body{padding:0 22px 22px;color:var(--muted);font-size:14.5px;line-height:1.75}
/* ============ CTA FORM ============ */
.cta-box{
  position:relative;overflow:hidden;border-radius:var(--radius-l);
  border:1px solid var(--line-strong);
  background:linear-gradient(140deg,rgba(37,99,235,.24),rgba(8,18,41,.92) 58%);
  box-shadow:var(--shadow);
  padding:clamp(28px,4vw,46px);
  display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(24px,4vw,46px);align-items:center;
}
.cta-box::before{
  content:"";position:absolute;right:-120px;top:-120px;width:340px;height:340px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,189,248,.28),transparent 68%);
}
.cta-box > *{position:relative;z-index:2}
.cta-form{display:grid;gap:13px}
.field{display:grid;gap:7px}
.field label{font-size:12.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.field input,.field select{
  width:100%;padding:13px 15px;border-radius:var(--radius-s);
  background:rgba(3,7,18,.72);border:1px solid var(--line);color:#fff;font-size:14.5px;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.field input::placeholder{color:var(--muted-2)}
.field input:focus,.field select:focus{outline:none;border-color:var(--accent-2);box-shadow:0 0 0 3px rgba(56,189,248,.18)}
.form-note{font-size:12.5px;color:var(--muted-2);line-height:1.6}
/* ============ FOOTER ============ */
.site-footer{margin-top:20px;border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(3,7,18,.6),rgba(2,5,14,.96));padding:58px 0 26px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand p{color:var(--muted);font-size:14px;line-height:1.72;margin-top:16px;max-width:390px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.tag{
  display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;
  padding:7px 12px;border-radius:999px;color:#cfe3fb;
  background:rgba(56,189,248,.08);border:1px solid var(--line);
}
.tag i{font-size:11px;color:var(--accent-2)}
.tag--gold{color:#ffe9b8;border-color:rgba(251,191,36,.32);background:rgba(251,191,36,.08)}
.tag--gold i{color:var(--gold)}
.tag--green{color:#c8f8e4;border-color:rgba(52,211,153,.3);background:rgba(52,211,153,.08)}
.tag--green i{color:var(--green)}
.footer-col h4{font-size:14px;margin-bottom:16px;color:#fff}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:var(--muted)}
.footer-col a:hover{color:var(--accent-2)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(56,189,248,.1);
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;
  font-size:12.5px;color:var(--muted-2);
}
.age{display:inline-flex;align-items:center;justify-content:center;min-width:30px;padding:2px 7px;border-radius:6px;border:1px solid var(--line-strong);color:var(--accent-2);font-weight:800;font-size:11px;margin-right:6px}
/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:150;
  display:inline-flex;align-items:center;justify-content:center;
  width:56px;height:56px;border-radius:999px;
  background:rgba(7,7,13,.82);backdrop-filter:blur(12px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,var(--accent-2),var(--accent));
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--accent-2);font-size:20px;
  box-shadow:0 0 20px rgba(6,182,212,.42);
  opacity:.8;transition:transform .25s ease,opacity .25s ease,box-shadow .25s ease,color .25s ease;
}
.fab:hover{opacity:1;transform:scale(1.1);box-shadow:0 0 30px rgba(6,182,212,.7);color:#7dd3fc}
.fab:active{transform:scale(.95)}
.fab__dot{position:absolute;top:8px;right:8px;width:10px;height:10px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e;animation:pulse 1.4s infinite}
/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .cat-hero__grid,.capital,.cta-box{grid-template-columns:1fr}
  .stat-board,.trust-grid{grid-template-columns:repeat(2,1fr)}
  .tip-grid,.post-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section-head--split{grid-template-columns:1fr;gap:14px}
  .nav-burger{display:flex}
  .nav-links{
    position:fixed;top:74px;left:0;right:0;margin-left:0;
    flex-direction:column;align-items:stretch;gap:6px;
    padding:16px 20px 24px;
    background:rgba(3,7,18,.98);border-bottom:1px solid var(--line-strong);
    box-shadow:0 26px 40px rgba(2,8,24,.6);
    transform:translateY(-140%);transition:transform .32s ease;
  }
  .nav-toggle-input:checked ~ .nav-links{transform:translateY(0)}
  .nav-link{padding:12px 16px;border-radius:12px;font-size:15px}
  .nav-actions{margin-left:auto}
  .nav-burger{order:3}
}
@media (max-width:768px){
  .section{padding:60px 0}
  .cat-hero{padding:120px 0 52px}
  .step{padding-bottom:24px}
  .footer-grid{grid-template-columns:1fr;gap:28px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .stat-board,.trust-grid,.tip-grid,.post-grid{grid-template-columns:1fr}
  .cat-hero h1{font-size:26px}
  .cat-hero__cta .btn{width:100%}
  .logo__text span{display:none}
  .logo__text b{font-size:14px}
  .nav{height:66px;gap:10px}
  .nav-links{top:66px}
  .btn--sm{padding:8px 13px;font-size:12.5px}
  .nav-actions{gap:7px}
  .tier{grid-template-columns:52px 1fr;gap:10px}
  .tier__val{grid-column:2}
  .fab{left:12px;bottom:88px;width:52px;height:52px}
}

/* roulang page: article */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --bg-deep:#050f22;
  --panel:rgba(10,20,44,.66);
  --panel-solid:#0b1730;
  --panel-light:rgba(19,38,76,.72);
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.36);
  --accent:#2563eb;
  --accent-2:#38bdf8;
  --accent-3:#60a5fa;
  --gold:#fbbf24;
  --gold-2:#fcd34d;
  --text:#f8fafc;
  --muted:#94a6c2;
  --muted-2:#6b7f9e;
  --green:#34d399;
  --red:#fb7185;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 20px 55px rgba(2,8,24,.62);
  --shadow-soft:0 10px 28px rgba(2,8,24,.42);
  --glow-blue:0 0 24px rgba(56,189,248,.45);
  --glow-gold:0 0 22px rgba(251,191,36,.42);
  --container:1180px;
  --gap:clamp(18px,3vw,30px);
  --font:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
}
*,
*::before,
*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--font);
  font-size:16px;
  line-height:1.65;
  letter-spacing:0;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(37,99,235,.28),transparent 62%),
    radial-gradient(900px 520px at 92% 4%,rgba(56,189,248,.16),transparent 60%),
    linear-gradient(180deg,#030712 0%,#04102a 46%,#030712 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  padding-bottom:112px;
  overflow-x:hidden;
}
body,button,input,select,textarea{font-family:var(--font)}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease,opacity .2s ease}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
ul,ol{margin-top:0}
p{margin-top:0}
.row{margin:0}
.column,.columns{padding:0}
.grid-x{width:100%}
.grid-margin-x{margin-left:auto;margin-right:auto}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:78px 0;position:relative}
.section--tight{padding:56px 0}
.section--alt{
  background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.2));
  border-top:1px solid rgba(56,189,248,.08);
  border-bottom:1px solid rgba(56,189,248,.08);
}
.section--deep{
  background:linear-gradient(180deg,rgba(3,7,18,.2),rgba(8,18,41,.85),rgba(3,7,18,.25));
}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);margin:0}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:12px;
  font-weight:700;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent-2);
  background:rgba(56,189,248,.08);
  border:1px solid var(--line);
  border-radius:999px;
  padding:7px 15px;
}
.eyebrow i{font-size:11px}
.section-head{max-width:800px;margin-bottom:38px}
.section-head--split{
  display:grid;
  grid-template-columns:minmax(0,1.15fr) minmax(260px,.85fr);
  gap:34px;
  align-items:end;
  max-width:none;
}
.section-title{
  font-size:clamp(23px,2.9vw,35px);
  line-height:1.24;
  margin:16px 0 0;
  letter-spacing:0;
}
.section-desc{color:var(--muted);font-size:16px;line-height:1.72;margin:14px 0 0}
.lead{font-size:17px;line-height:1.78;color:#c7d6ec}
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:9px;
  padding:13px 26px;
  border-radius:999px;
  border:1px solid transparent;
  font-size:15px;
  font-weight:700;
  cursor:pointer;
  white-space:nowrap;
  transition:transform .2s ease,box-shadow .28s ease,background .28s ease,color .22s ease,border-color .22s ease;
}
.btn i{font-size:14px}
.btn--primary{
  background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);
  color:#04121f;
  box-shadow:var(--glow-blue);
}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(56,189,248,.72)}
.btn--primary:active{transform:translateY(0) scale(.98)}
.btn--gold{
  background:linear-gradient(135deg,#f59e0b 0%,var(--gold-2) 100%);
  color:#2c1b02;
  box-shadow:var(--glow-gold);
}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(251,191,36,.7)}
.btn--ghost{background:rgba(56,189,248,.07);border-color:var(--line-strong);color:#dbeafe}
.btn--ghost:hover{background:rgba(56,189,248,.16);border-color:var(--accent-2);color:#fff}
.btn--sm{padding:9px 18px;font-size:13.5px}
.btn--block{width:100%}
.btn:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
label:focus-visible,
summary:focus-visible{
  outline:2px solid var(--accent-2);
  outline-offset:3px;
}
.site-header{
  position:fixed;
  top:0;
  left:0;
  right:0;
  z-index:200;
  background:rgba(3,7,18,.8);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
  transition:background .3s ease,box-shadow .3s ease;
}
.nav{display:flex;align-items:center;gap:18px;height:74px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo__mark{
  width:40px;
  height:40px;
  border-radius:13px;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 0 20px rgba(56,189,248,.5);
  color:#04121f;
  font-size:17px;
}
.logo__text{display:flex;flex-direction:column;line-height:1.15}
.logo__text b{font-size:15.5px;font-weight:800;letter-spacing:0;color:#fff}
.logo__text span{
  font-size:11px;
  color:var(--muted-2);
  letter-spacing:.1em;
  text-transform:uppercase;
  font-weight:600;
}
.nav-toggle-input{display:none}
.nav-burger{
  display:none;
  flex-direction:column;
  gap:5px;
  width:42px;
  height:42px;
  border-radius:12px;
  border:1px solid var(--line);
  background:rgba(56,189,248,.06);
  align-items:center;
  justify-content:center;
  cursor:pointer;
  margin-left:auto;
}
.nav-burger span{display:block;width:18px;height:2px;background:#dbeafe;border-radius:2px;transition:.25s}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:9px 15px;
  border-radius:999px;
  font-size:14.5px;
  font-weight:600;
  color:var(--muted);
  transition:background .22s ease,color .22s ease,border-color .22s ease;
}
.nav-link i{font-size:12px;opacity:.75}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-link.is-active{
  color:#fff;
  background:linear-gradient(135deg,rgba(37,99,235,.5),rgba(56,189,248,.24));
  border:1px solid var(--line-strong);
  box-shadow:0 0 16px rgba(56,189,248,.28);
}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.hero{position:relative;padding:132px 0 62px;overflow:hidden}
.hero::before{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  background:url('/assets/images/94043851a1b3c6db.jpg') center/cover no-repeat;
  opacity:.26;
}
.hero::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:1;
  background:
    linear-gradient(90deg,rgba(3,7,18,.98) 0%,rgba(3,7,18,.88) 45%,rgba(3,7,18,.42) 100%),
    linear-gradient(180deg,rgba(3,7,18,.15),rgba(3,7,18,.88));
}
.hero .container{position:relative;z-index:2}
.hero-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(34px,5vw,72px);align-items:center}
.hero-copy{max-width:630px}
.hero-title{
  margin:20px 0 18px;
  font-size:clamp(34px,4.7vw,62px);
  line-height:1.08;
  font-weight:800;
  color:#fff;
  text-wrap:balance;
}
.hero-desc{font-size:clamp(16px,1.5vw,18px);line-height:1.78;color:#c4d4e9;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:32px}
.hero-kpis{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.kpi{
  padding:15px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius-s);
  background:rgba(5,15,34,.72);
  backdrop-filter:blur(10px);
}
.kpi b{display:block;font-size:19px;color:#fff;line-height:1.2}
.kpi span{display:block;margin-top:5px;color:var(--muted);font-size:11.5px;line-height:1.4}
.hero-visual{position:relative;transform:translateY(18px)}
.hero-media{
  position:relative;
  min-height:520px;
  overflow:hidden;
  border:1px solid var(--line-strong);
  border-radius:30px 12px 30px 12px;
  background:#081229;
  box-shadow:0 28px 80px rgba(2,8,24,.7),0 0 46px rgba(37,99,235,.18);
}
.hero-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,transparent 38%,rgba(3,7,18,.88) 100%);
}
.hero-media img{width:100%;height:520px;object-fit:cover}
.media-stack{
  position:absolute;
  z-index:2;
  left:22px;
  right:22px;
  bottom:22px;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:10px;
}
.media-chip{
  padding:11px 12px;
  border:1px solid rgba(56,189,248,.24);
  border-radius:12px;
  background:rgba(3,7,18,.78);
  backdrop-filter:blur(12px);
}
.media-chip i{color:var(--accent-2);font-size:12px}
.media-chip b{display:block;margin-top:7px;font-size:13px;color:#fff}
.media-chip span{display:block;color:var(--muted);font-size:10.5px;line-height:1.35}
.hero-ribbon{
  position:absolute;
  top:18px;
  right:-12px;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:10px 18px;
  border:1px solid rgba(251,191,36,.42);
  border-radius:999px;
  color:#2c1b02;
  background:linear-gradient(135deg,#f59e0b,var(--gold-2));
  box-shadow:var(--glow-gold);
  font-size:12px;
  font-weight:800;
  text-transform:uppercase;
}
.article-meta{
  display:flex;
  flex-wrap:wrap;
  gap:10px 18px;
  align-items:center;
  color:var(--muted);
  font-size:13px;
  margin-top:18px;
}
.article-meta span{display:inline-flex;align-items:center;gap:7px}
.article-meta i{color:var(--accent-2)}
.article-shell{
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  background:linear-gradient(145deg,rgba(10,20,44,.82),rgba(5,15,34,.66));
  box-shadow:var(--shadow);
  overflow:hidden;
}
.article-toolbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:17px 22px;
  border-bottom:1px solid var(--line);
  background:rgba(56,189,248,.045);
}
.article-toolbar strong{font-size:14px;color:#dbeafe}
.article-toolbar span{font-size:12px;color:var(--muted)}
.article-content{padding:clamp(24px,5vw,58px)}
.cms-content{max-width:900px;color:#d7e3f4}
.cms-content > *:first-child{margin-top:0}
.cms-content h2,
.cms-content h3,
.cms-content h4{
  color:#fff;
  line-height:1.3;
  margin:2em 0 .75em;
  letter-spacing:0;
}
.cms-content h2{font-size:clamp(24px,3vw,34px)}
.cms-content h3{font-size:clamp(20px,2.5vw,27px)}
.cms-content h4{font-size:18px}
.cms-content p,
.cms-content li{font-size:16px;line-height:1.78;color:#c9d7e9}
.cms-content p{margin-bottom:1.2em}
.cms-content a{color:var(--accent-2);text-decoration:underline;text-underline-offset:4px}
.cms-content ul,
.cms-content ol{padding-left:1.3em;margin:0 0 1.3em}
.cms-content li{margin-bottom:.55em}
.cms-content img{border-radius:var(--radius);border:1px solid var(--line);margin:1.4em 0}
.cms-content blockquote{
  margin:1.6em 0;
  padding:18px 22px;
  border-left:3px solid var(--accent-2);
  background:rgba(56,189,248,.07);
  border-radius:0 var(--radius-s) var(--radius-s) 0;
  color:#dbeafe;
}
.cms-content table{width:100%;border-collapse:collapse;margin:1.5em 0;overflow:hidden;border-radius:var(--radius-s)}
.cms-content th,
.cms-content td{padding:12px 14px;border:1px solid var(--line);text-align:left;font-size:14px}
.cms-content th{background:rgba(56,189,248,.1);color:#fff}
.empty-content{
  padding:38px 0;
  max-width:680px;
}
.empty-content h2{font-size:26px;margin-bottom:12px}
.empty-content p{color:var(--muted);margin-bottom:20px}
.metrics-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.metric{
  position:relative;
  padding:24px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:linear-gradient(145deg,rgba(15,32,65,.76),rgba(5,15,34,.72));
  overflow:hidden;
}
.metric::before{
  content:"";
  position:absolute;
  width:80px;
  height:80px;
  border-radius:50%;
  right:-28px;
  top:-28px;
  background:radial-gradient(circle,rgba(56,189,248,.27),transparent 68%);
}
.metric i{color:var(--accent-2);font-size:18px}
.metric strong{display:block;margin-top:16px;font-size:clamp(25px,3vw,36px);line-height:1.1;color:#fff}
.metric span{display:block;margin-top:8px;color:var(--muted);font-size:13px;line-height:1.52}
.mechanism-grid{display:grid;grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:clamp(30px,6vw,76px);align-items:start}
.mechanism-copy{position:sticky;top:110px}
.mechanism-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.mechanism-step{
  padding:24px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(8,18,41,.68);
}
.mechanism-step__no{
  display:grid;
  place-items:center;
  width:36px;
  height:36px;
  border-radius:10px;
  color:#04121f;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  font-size:13px;
  font-weight:800;
}
.mechanism-step h3{font-size:18px;margin:17px 0 8px;color:#fff}
.mechanism-step p{font-size:14px;line-height:1.65;color:var(--muted);margin:0}
.comparison-wrap{
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  background:rgba(5,15,34,.72);
  box-shadow:var(--shadow-soft);
}
.comparison-table{width:100%;border-collapse:collapse}
.comparison-table th,
.comparison-table td{padding:18px 20px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
.comparison-table tr:last-child td{border-bottom:0}
.comparison-table th{
  font-size:12px;
  text-transform:uppercase;
  letter-spacing:.08em;
  color:var(--accent-2);
  background:rgba(56,189,248,.07);
}
.comparison-table td{font-size:14px;color:#cbd8e9}
.comparison-table td:first-child{font-weight:700;color:#fff}
.comparison-table .value{color:var(--gold-2);font-weight:800}
.comparison-note{
  display:flex;
  gap:12px;
  align-items:flex-start;
  margin-top:18px;
  padding:16px 18px;
  border:1px solid rgba(251,191,36,.22);
  border-radius:var(--radius-s);
  background:rgba(251,191,36,.05);
  color:var(--muted);
  font-size:13px;
}
.comparison-note i{color:var(--gold);margin-top:4px}
.carousel-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:28px}
.carousel-controls{display:flex;gap:10px}
.carousel-btn{
  width:46px;
  height:46px;
  border:1px solid var(--line-strong);
  border-radius:999px;
  background:rgba(56,189,248,.08);
  color:#dbeafe;
  transition:background .2s ease,transform .2s ease,color .2s ease;
}
.carousel-btn:hover{background:rgba(56,189,248,.2);color:#fff;transform:translateY(-2px)}
.carousel-track{
  display:grid;
  grid-auto-flow:column;
  grid-auto-columns:minmax(280px,38%);
  gap:18px;
  overflow-x:auto;
  padding:4px 2px 18px;
  scroll-snap-type:x mandatory;
  scrollbar-color:var(--accent) rgba(56,189,248,.08);
}
.visual-card{
  position:relative;
  min-height:360px;
  overflow:hidden;
  scroll-snap-align:start;
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  background:#07152e;
}
.visual-card img{width:100%;height:100%;min-height:360px;object-fit:cover;transition:transform .5s ease}
.visual-card:hover img{transform:scale(1.035)}
.visual-card__overlay{
  position:absolute;
  inset:auto 0 0 0;
  padding:26px 22px 22px;
  background:linear-gradient(180deg,transparent,rgba(3,7,18,.95));
}
.visual-card__overlay span{font-size:11px;text-transform:uppercase;letter-spacing:.1em;color:var(--accent-2);font-weight:700}
.visual-card__overlay h3{font-size:20px;line-height:1.3;margin:8px 0 6px;color:#fff}
.visual-card__overlay p{margin:0;color:var(--muted);font-size:13px;line-height:1.55}
.assurance-layout{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(300px,.8fr);gap:28px;align-items:stretch}
.assurance-main{
  padding:clamp(26px,5vw,48px);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  background:
    radial-gradient(500px 260px at 100% 0%,rgba(56,189,248,.16),transparent 65%),
    rgba(8,18,41,.74);
}
.assurance-main h2{font-size:clamp(24px,3vw,36px);line-height:1.25;margin:16px 0 14px}
.assurance-main p{color:var(--muted);line-height:1.75;margin-bottom:24px}
.assurance-badges{display:flex;flex-wrap:wrap;gap:10px}
.tag{
  display:inline-flex;
  align-items:center;
  gap:7px;
  padding:8px 12px;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(56,189,248,.07);
  color:#dbeafe;
  font-size:12px;
  font-weight:700;
}
.tag--gold{border-color:rgba(251,191,36,.3);background:rgba(251,191,36,.08);color:var(--gold-2)}
.tag--green{border-color:rgba(52,211,153,.28);background:rgba(52,211,153,.08);color:#a7f3d0}
.assurance-side{display:grid;gap:14px}
.assurance-item{
  padding:20px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(5,15,34,.76);
}
.assurance-item i{color:var(--accent-2)}
.assurance-item h3{font-size:16px;margin:12px 0 7px}
.assurance-item p{font-size:13px;line-height:1.6;color:var(--muted);margin:0}
.timeline{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--line-strong);margin-top:38px}
.timeline-item{position:relative;padding:28px 22px 20px 0;border-right:1px solid var(--line)}
.timeline-item:last-child{border-right:0;padding-right:0}
.timeline-item::before{
  content:"";
  position:absolute;
  top:-5px;
  left:0;
  width:9px;
  height:9px;
  border-radius:50%;
  background:var(--accent-2);
  box-shadow:0 0 18px rgba(56,189,248,.8);
}
.timeline-item strong{display:block;color:#fff;font-size:15px}
.timeline-item span{display:block;margin-top:8px;color:var(--muted);font-size:12.5px;line-height:1.58}
.faq-list{display:grid;gap:12px}
.faq-item{
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:rgba(8,18,41,.68);
  overflow:hidden;
}
.faq-item summary{
  list-style:none;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:20px 22px;
  color:#fff;
  font-size:16px;
  font-weight:700;
  cursor:pointer;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"+";
  flex:0 0 auto;
  display:grid;
  place-items:center;
  width:28px;
  height:28px;
  border-radius:9px;
  background:rgba(56,189,248,.1);
  color:var(--accent-2);
  font-size:18px;
}
.faq-item[open] summary::after{content:"−"}
.faq-item p{padding:0 22px 22px;margin:0;color:var(--muted);font-size:14px;line-height:1.72}
.conversion{
  position:relative;
  overflow:hidden;
  border:1px solid var(--line-strong);
  border-radius:30px;
  background:
    radial-gradient(640px 320px at 10% 0%,rgba(37,99,235,.26),transparent 68%),
    radial-gradient(500px 260px at 100% 100%,rgba(56,189,248,.18),transparent 68%),
    rgba(5,15,34,.9);
  box-shadow:var(--shadow);
}
.conversion-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(320px,.72fr);gap:clamp(28px,6vw,72px);padding:clamp(28px,5vw,58px);align-items:center}
.conversion h2{font-size:clamp(26px,3.6vw,42px);line-height:1.2;margin:16px 0 14px}
.conversion p{color:var(--muted);line-height:1.75}
.conversion-points{display:grid;gap:10px;margin-top:24px}
.conversion-points span{display:flex;align-items:center;gap:10px;color:#dbeafe;font-size:14px}
.conversion-points i{color:var(--accent-2)}
.conversion-form{
  padding:24px;
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  background:rgba(3,7,18,.72);
  backdrop-filter:blur(12px);
}
.form-field{margin-bottom:15px}
.form-field label{display:block;margin-bottom:7px;color:#dbeafe;font-size:13px;font-weight:700}
.form-field input,
.form-field select{
  width:100%;
  min-height:48px;
  padding:12px 14px;
  border:1px solid var(--line);
  border-radius:var(--radius-s);
  background:rgba(8,18,41,.88);
  color:#fff;
  outline:none;
  transition:border-color .2s ease,box-shadow .2s ease,background .2s ease;
}
.form-field input::placeholder{color:var(--muted-2)}
.form-field input:focus,
.form-field select:focus{
  border-color:var(--accent-2);
  box-shadow:0 0 0 3px rgba(56,189,248,.12);
  background:rgba(8,18,41,1);
}
.form-status{margin:13px 0 0;color:#a7f3d0;font-size:13px;display:none}
.form-status.is-visible{display:block}
.site-footer{
  margin-top:20px;
  padding:64px 0 28px;
  background:linear-gradient(180deg,rgba(3,7,18,.7),rgba(2,5,14,.98));
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr .8fr;gap:36px}
.footer-brand p{color:var(--muted);font-size:14px;line-height:1.72;margin:20px 0}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px}
.footer-col h4{font-size:14px;color:#fff;margin:4px 0 17px}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin-bottom:11px}
.footer-col a{color:var(--muted);font-size:13.5px}
.footer-col a:hover{color:var(--accent-2)}
.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:22px;
  margin-top:46px;
  padding-top:22px;
  border-top:1px solid var(--line);
  color:var(--muted-2);
  font-size:12.5px;
}
.age{
  display:inline-grid;
  place-items:center;
  min-width:32px;
  height:26px;
  padding:0 6px;
  margin-right:8px;
  border:1px solid rgba(251,113,133,.38);
  border-radius:7px;
  color:#fecdd3;
  background:rgba(251,113,133,.08);
  font-weight:800;
}
.support-fab{
  position:fixed;
  left:16px;
  bottom:96px;
  z-index:50;
  width:60px;
  height:60px;
  display:grid;
  place-items:center;
  border:1px solid transparent;
  border-radius:18px;
  color:#e0f2fe;
  background:
    linear-gradient(rgba(7,7,13,.82),rgba(7,7,13,.82)) padding-box,
    linear-gradient(135deg,#2563eb,#38bdf8,#60a5fa) border-box;
  backdrop-filter:blur(14px);
  box-shadow:0 0 24px rgba(56,189,248,.45);
  opacity:.8;
  animation:fabPulse 2.8s ease-in-out infinite;
  transition:transform .24s ease,opacity .24s ease,box-shadow .24s ease;
}
.support-fab:hover{opacity:1;transform:scale(1.08) rotate(-2deg);box-shadow:0 0 38px rgba(56,189,248,.72)}
.support-fab:active{transform:scale(.95) translateY(2px)}
.support-fab i{font-size:22px}
.support-fab__dot{
  position:absolute;
  top:7px;
  right:7px;
  width:11px;
  height:11px;
  border-radius:50%;
  background:#fb7185;
  box-shadow:0 0 12px rgba(251,113,133,.9);
  animation:dotPulse 1.4s ease-in-out infinite;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 18px rgba(56,189,248,.34)}
  50%{box-shadow:0 0 32px rgba(56,189,248,.68)}
}
@keyframes dotPulse{
  0%,100%{transform:scale(.85);opacity:.75}
  50%{transform:scale(1.18);opacity:1}
}
@media (max-width:1180px){
  .nav{gap:10px}
  .nav-link{padding:8px 10px;font-size:13.5px}
  .nav-actions{gap:7px}
  .hero-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:38px}
  .hero-media,.hero-media img{min-height:470px;height:470px}
}
@media (max-width:1020px){
  .nav-burger{display:flex}
  .nav-links{
    position:absolute;
    top:74px;
    left:20px;
    right:20px;
    display:none;
    flex-direction:column;
    align-items:stretch;
    gap:7px;
    padding:16px;
    border:1px solid var(--line-strong);
    border-radius:0 0 var(--radius) var(--radius);
    background:rgba(3,7,18,.97);
    box-shadow:var(--shadow);
  }
  .nav-toggle-input:checked ~ .nav-links{display:flex}
  .nav-link{padding:12px 14px;border-radius:10px}
  .hero-grid{grid-template-columns:1fr}
  .hero-copy{max-width:none}
  .hero-visual{transform:none;max-width:820px}
  .hero-media,.hero-media img{min-height:440px;height:440px}
  .metrics-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .mechanism-grid{grid-template-columns:1fr}
  .mechanism-copy{position:static}
  .assurance-layout{grid-template-columns:1fr}
  .assurance-side{grid-template-columns:repeat(3,minmax(0,1fr))}
  .timeline{grid-template-columns:repeat(2,minmax(0,1fr))}
  .timeline-item:nth-child(2){border-right:0}
  .timeline-item:nth-child(3),
  .timeline-item:nth-child(4){border-top:1px solid var(--line)}
  .conversion-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1.2fr .8fr .8fr}
  .footer-col:last-child{grid-column:span 3}
}
@media (max-width:768px){
  .container{padding:0 16px}
  .section{padding:62px 0}
  .section-head--split{grid-template-columns:1fr;gap:12px}
  .hero{padding:112px 0 46px}
  .hero-title{font-size:clamp(32px,9vw,48px)}
  .hero-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}
  .hero-media,.hero-media img{min-height:390px;height:390px}
  .media-stack{grid-template-columns:1fr;left:14px;right:14px;bottom:14px}
  .media-chip:nth-child(3){display:none}
  .hero-ribbon{right:10px;font-size:10px;padding:8px 12px}
  .article-toolbar{align-items:flex-start;flex-direction:column;gap:5px}
  .mechanism-list{grid-template-columns:1fr}
  .comparison-wrap{overflow-x:auto}
  .comparison-table{min-width:720px}
  .carousel-head{align-items:flex-start;flex-direction:column}
  .carousel-track{grid-auto-columns:minmax(270px,82%)}
  .assurance-side{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr;border-top:0}
  .timeline-item{border-right:0;border-top:1px solid var(--line);padding:24px 0 16px 22px}
  .timeline-item::before{top:29px;left:0}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-brand{grid-column:span 2}
  .footer-col:last-child{grid-column:auto}
  .footer-bottom{align-items:flex-start;flex-direction:column}
}
@media (max-width:560px){
  .nav{gap:7px;height:68px}
  .site-header .container{padding-left:10px;padding-right:10px}
  .nav-links{top:68px;left:10px;right:10px}
  .logo{gap:7px}
  .logo__mark{width:36px;height:36px;border-radius:11px;font-size:15px}
  .logo__text b{font-size:12px;max-width:92px;line-height:1.15}
  .logo__text span{display:none}
  .nav-burger{width:38px;height:38px;border-radius:10px}
  .nav-actions{gap:5px}
  .nav-actions .btn--sm{padding:7px 9px;font-size:10.5px}
  .hero{padding-top:102px}
  .hero-actions .btn{width:100%}
  .hero-media,.hero-media img{min-height:330px;height:330px}
  .hero-media{border-radius:22px 9px 22px 9px}
  .metrics-grid{grid-template-columns:1fr}
  .article-content{padding:22px 18px}
  .comparison-table th,
  .comparison-table td{padding:14px}
  .visual-card,
  .visual-card img{min-height:320px}
  .conversion{border-radius:22px}
  .conversion-grid{padding:24px 18px}
  .conversion-form{padding:18px}
  .footer-grid{grid-template-columns:1fr}
  .footer-brand{grid-column:auto}
  .footer-col:last-child{grid-column:auto}
  .support-fab{bottom:78px;left:12px;width:56px;height:56px;border-radius:16px}
}

/* roulang page: category2 */
/* ============ DESIGN TOKENS ============ */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --bg-deep:#050f22;
  --panel:rgba(10,20,44,.66);
  --panel-solid:#0b1730;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.36);
  --accent:#2563eb;
  --accent-2:#38bdf8;
  --accent-3:#60a5fa;
  --gold:#fbbf24;
  --gold-2:#fcd34d;
  --text:#f8fafc;
  --muted:#94a6c2;
  --muted-2:#6b7f9e;
  --green:#34d399;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 20px 55px rgba(2,8,24,.62);
  --shadow-soft:0 10px 28px rgba(2,8,24,.42);
  --glow-blue:0 0 24px rgba(56,189,248,.45);
  --glow-gold:0 0 22px rgba(251,191,36,.42);
  --container:1180px;
  --gap:clamp(18px,3vw,30px);
}
/* ============ BASE ============ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(37,99,235,.28),transparent 62%),
    radial-gradient(900px 520px at 92% 4%,rgba(56,189,248,.16),transparent 60%),
    linear-gradient(180deg,#030712 0%,#04102a 46%,#030712 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  padding-bottom:96px;
  overflow-x:hidden;
}
body,button,input,select,textarea{font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
h1,h2,h3,h4{margin:0;line-height:1.25;font-weight:800;letter-spacing:-.02em}
p{margin:0}
ul{margin:0;padding:0;list-style:none}
.row{margin:0}
.column,.columns{padding:0}
::selection{background:rgba(56,189,248,.35);color:#fff}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:6px}
/* ============ LAYOUT ============ */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:74px 0;position:relative}
.section--tight{padding:56px 0}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.2));border-top:1px solid rgba(56,189,248,.08);border-bottom:1px solid rgba(56,189,248,.08)}
.section--deep{background:linear-gradient(180deg,rgba(3,7,18,.2),rgba(8,18,41,.85),rgba(3,7,18,.25))}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);margin:0}
/* ============ HEADINGS ============ */
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-2);background:rgba(56,189,248,.08);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.eyebrow i{font-size:11px}
.section-head{max-width:800px;margin-bottom:36px}
.section-head--split{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:end;max-width:none}
.section-title{font-size:clamp(23px,2.9vw,35px);margin-top:16px}
.section-desc{color:var(--muted);font-size:16px;line-height:1.72;margin-top:14px}
.lead{font-size:17px;line-height:1.78;color:#c7d6ec}
/* ============ BUTTONS ============ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .28s ease,background .28s ease,color .22s ease,border-color .22s ease;
}
.btn i{font-size:14px}
.btn--primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#04121f;box-shadow:var(--glow-blue)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(56,189,248,.72)}
.btn--primary:active{transform:translateY(0) scale(.98)}
.btn--gold{background:linear-gradient(135deg,#f59e0b 0%,var(--gold-2) 100%);color:#2c1b02;box-shadow:var(--glow-gold)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(251,191,36,.7)}
.btn--gold:active{transform:translateY(0) scale(.98)}
.btn--ghost{background:rgba(56,189,248,.07);border-color:var(--line-strong);color:#dbeafe}
.btn--ghost:hover{background:rgba(56,189,248,.16);border-color:var(--accent-2);color:#fff}
.btn--sm{padding:9px 18px;font-size:13.5px}
.btn--block{width:100%}
/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  background:rgba(3,7,18,.82);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:18px;height:74px;position:relative}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo__mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 0 20px rgba(56,189,248,.5);color:#04121f;font-size:17px;
}
.logo__text{display:flex;flex-direction:column;line-height:1.15}
.logo__text b{font-size:15.5px;font-weight:800;letter-spacing:-.02em;color:#fff}
.logo__text span{font-size:11px;color:var(--muted-2);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.nav-toggle-input{display:none}
.nav-burger{display:none;flex-direction:column;gap:5px;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:rgba(56,189,248,.06);align-items:center;justify-content:center;cursor:pointer;margin-left:auto}
.nav-burger span{display:block;width:18px;height:2px;background:#dbeafe;border-radius:2px;transition:.25s}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 15px;border-radius:999px;font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background .22s ease,color .22s ease;
}
.nav-link i{font-size:12px;opacity:.75}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-link.is-active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.5),rgba(56,189,248,.24));border:1px solid var(--line-strong);box-shadow:0 0 16px rgba(56,189,248,.28)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
/* ============ HERO ============ */
.hero{position:relative;padding:132px 0 62px;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:url('/assets/images/68de9e24975bf427.jpg') center/cover no-repeat;
  opacity:.24;
}
.hero::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:
    radial-gradient(720px 420px at 14% 18%,rgba(37,99,235,.42),transparent 66%),
    linear-gradient(180deg,rgba(3,7,18,.86) 0%,rgba(3,7,18,.94) 62%,#030712 100%);
}
.hero__inner{position:relative;z-index:2;display:grid;grid-template-columns:1.06fr .94fr;gap:44px;align-items:center}
.hero__copy .eyebrow{margin-bottom:20px}
.hero h1{font-size:clamp(28px,4vw,46px);line-height:1.16}
.hero h1 em{font-style:normal;background:linear-gradient(120deg,var(--accent-2),var(--gold-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{margin-top:20px;max-width:600px}
.hero-points{margin-top:26px;display:grid;gap:11px}
.hero-points li{display:flex;align-items:flex-start;gap:11px;font-size:15.5px;color:#d5e3f6}
.hero-points i{color:var(--accent-2);font-size:14px;margin-top:5px}
.hero-cta{margin-top:30px;display:flex;flex-wrap:wrap;gap:13px}
.hero__panel{
  background:var(--panel);
  border:1px solid var(--line);
  border-radius:var(--radius-l);
  padding:28px 26px 26px;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow);
  display:grid;gap:22px;
}
.ring-wrap{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.ring{
  --p:72;
  width:172px;height:172px;flex-shrink:0;border-radius:50%;
  background:conic-gradient(from -90deg,var(--accent-2) calc(var(--p) * 1%),rgba(56,189,248,.12) 0);
  display:grid;place-items:center;
  box-shadow:0 0 34px rgba(56,189,248,.3);
  transition:background .6s linear;
}
.ring__inner{
  width:142px;height:142px;border-radius:50%;
  background:radial-gradient(circle at 50% 30%,rgba(37,99,235,.42),rgba(4,10,26,.96));
  border:1px solid var(--line);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:4px;text-align:center;padding:8px;
}
.ring__label{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);font-weight:700}
.ring__time{font-size:26px;font-weight:800;font-variant-numeric:tabular-nums;color:#fff}
.ring__sub{font-size:11.5px;color:var(--accent-2);font-weight:600}
.ring-info{flex:1;min-width:190px}
.ring-info h3{font-size:17px}
.ring-info p{color:var(--muted);font-size:14.5px;margin-top:8px;line-height:1.7}
.panel-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.panel-stat{background:rgba(56,189,248,.06);border:1px solid var(--line);border-radius:var(--radius-s);padding:12px 14px}
.panel-stat b{display:block;font-size:18px;color:var(--gold-2)}
.panel-stat span{font-size:12.5px;color:var(--muted)}
/* ============ BADGES / TAGS ============ */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;font-weight:600;letter-spacing:.03em;
  padding:5px 11px;border-radius:999px;
  background:rgba(56,189,248,.09);border:1px solid var(--line);color:#cfe4fb;
}
.tag i{font-size:11px}
.tag--gold{background:rgba(251,191,36,.1);border-color:rgba(251,191,36,.35);color:var(--gold-2)}
.tag--green{background:rgba(52,211,153,.1);border-color:rgba(52,211,153,.32);color:#6ee7b7}
.age{display:inline-flex;align-items:center;justify-content:center;min-width:30px;height:22px;padding:0 7px;border-radius:6px;border:1px solid rgba(248,113,113,.5);color:#fca5a5;font-size:11px;font-weight:800;margin-right:6px}
/* ============ GRIDS ============ */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--gap)}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--gap)}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
/* ============ METRICS ============ */
.metric-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.metric-card{
  background:linear-gradient(160deg,rgba(10,20,44,.86),rgba(6,13,30,.72));
  border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 22px 20px;position:relative;overflow:hidden;
  transition:border-color .25s ease,transform .25s ease,box-shadow .28s ease;
}
.metric-card::after{content:"";position:absolute;left:0;top:0;height:2px;width:100%;background:linear-gradient(90deg,var(--accent),var(--accent-2),transparent)}
.metric-card:hover{border-color:var(--line-strong);transform:translateY(-3px);box-shadow:var(--shadow-soft)}
.metric-card__value{font-size:clamp(24px,3vw,32px);font-weight:800;color:#fff;font-variant-numeric:tabular-nums}
.metric-card__value span{font-size:15px;color:var(--gold-2);margin-left:5px;font-weight:700}
.metric-card__label{margin-top:8px;font-size:14.5px;color:#cfe0f5;font-weight:600}
.metric-card__note{margin-top:7px;font-size:13px;color:var(--muted-2);line-height:1.62}
/* ============ MATRIX CARDS ============ */
.matrix-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.matrix-card{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 22px;display:flex;flex-direction:column;gap:13px;
  transition:border-color .25s ease,box-shadow .3s ease,transform .25s ease;
}
.matrix-card:hover{border-color:var(--line-strong);box-shadow:var(--shadow-soft);transform:translateY(-3px)}
.matrix-card__top{display:flex;align-items:center;gap:12px}
.matrix-card__icon{
  width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-size:18px;
  background:linear-gradient(135deg,rgba(37,99,235,.35),rgba(56,189,248,.18));
  border:1px solid var(--line-strong);color:var(--accent-2);flex-shrink:0;
}
.matrix-card h3{font-size:17px}
.matrix-card p{color:var(--muted);font-size:14.5px;line-height:1.7}
.matrix-spec{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto}
.matrix-spec span{font-size:12.5px;font-weight:600;padding:5px 10px;border-radius:8px;background:rgba(56,189,248,.08);border:1px solid var(--line);color:#bcd6f4}
/* ============ COMPARE TABLE ============ */
.compare-wrap{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:rgba(6,13,30,.6)}
table.compare{width:100%;border-collapse:collapse;margin:0}
table.compare th,table.compare td{padding:15px 18px;text-align:left;font-size:14.5px;border-bottom:1px solid rgba(56,189,248,.1)}
table.compare thead th{background:rgba(37,99,235,.18);color:#dcecff;font-weight:700;font-size:13px;letter-spacing:.05em;text-transform:uppercase}
table.compare tbody tr:last-child th,table.compare tbody tr:last-child td{border-bottom:none}
table.compare td:first-child{color:#e6f0ff;font-weight:600}
table.compare td.hl{color:var(--gold-2);font-weight:700}
table.compare tbody tr:hover{background:rgba(56,189,248,.05)}
.compare-note{margin-top:16px;font-size:13.5px;color:var(--muted-2)}
/* ============ TIMELINE ============ */
.timeline{position:relative;padding-left:30px;display:grid;gap:26px}
.timeline::before{content:"";position:absolute;left:8px;top:6px;bottom:6px;width:2px;background:linear-gradient(180deg,var(--accent-2),rgba(56,189,248,.06))}
.timeline__item{position:relative}
.timeline__item::before{content:"";position:absolute;left:-29px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--bg-deep);border:2px solid var(--accent-2);box-shadow:0 0 14px rgba(56,189,248,.6)}
.timeline__item h3{font-size:17px}
.timeline__item h3 span{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent-2);display:block;margin-bottom:6px}
.timeline__item p{color:var(--muted);font-size:14.5px;margin-top:8px;line-height:1.72}
/* ============ NEWS LIST ============ */
.news-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}
.news-card{
  background:var(--panel-solid);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;display:flex;flex-direction:column;
  transition:border-color .25s ease,transform .25s ease,box-shadow .28s ease;
}
.news-card:hover{border-color:var(--line-strong);transform:translateY(-4px);box-shadow:var(--shadow-soft)}
.news-card__thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:rgba(3,7,18,.6)}
.news-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.news-card:hover .news-card__thumb img{transform:scale(1.06)}
.news-card__body{padding:20px 20px 22px;display:flex;flex-direction:column;gap:11px;flex:1}
.news-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--muted-2)}
.news-card h3{font-size:16.5px;line-height:1.45}
.news-card h3 a:hover{color:var(--accent-2)}
.news-card p{color:var(--muted);font-size:14px;line-height:1.7}
.news-card__more{margin-top:auto;font-size:13.5px;font-weight:700;color:var(--accent-2);display:inline-flex;align-items:center;gap:7px}
.news-card__more:hover{color:#fff}
.news-foot{margin-top:26px}
.empty-note{
  border:1px dashed var(--line-strong);border-radius:var(--radius);
  padding:26px;text-align:center;color:var(--muted);font-size:14.5px;
}
/* ============ GUARANTEE ============ */
.guarantee-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.guarantee-item{
  background:rgba(56,189,248,.05);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 20px;display:flex;flex-direction:column;gap:11px;
}
.guarantee-item i{font-size:19px;color:var(--accent-2)}
.guarantee-item h3{font-size:15.5px}
.guarantee-item p{font-size:13.8px;color:var(--muted);line-height:1.68}
/* ============ QUICK ANSWERS ============ */
.qa-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}
.qa-item{border-left:2px solid var(--accent-2);padding:4px 0 4px 18px}
.qa-item h3{font-size:16px;color:#fff}
.qa-item p{margin-top:9px;color:var(--muted);font-size:14.5px;line-height:1.72}
/* ============ FAQ ============ */
.faq-list{display:grid;gap:12px;max-width:900px}
.faq-item{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:0;overflow:hidden;transition:border-color .25s ease,background .25s ease;
}
.faq-item[open]{border-color:var(--line-strong);background:rgba(10,20,44,.82)}
.faq-item summary{
  cursor:pointer;list-style:none;padding:18px 22px;font-size:15.5px;font-weight:700;color:#eaf3ff;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.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(--accent-2);
  transition:transform .28s ease;flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(180deg)}
.faq-item p{padding:0 22px 20px;color:var(--muted);font-size:14.8px;line-height:1.75}
/* ============ CTA / FORM ============ */
.cta-panel{
  background:
    radial-gradient(600px 320px at 8% 0%,rgba(37,99,235,.36),transparent 62%),
    linear-gradient(150deg,rgba(10,20,44,.94),rgba(4,10,26,.92));
  border:1px solid var(--line-strong);border-radius:var(--radius-l);
  padding:38px;display:grid;grid-template-columns:1.05fr .95fr;gap:36px;
  box-shadow:var(--shadow);
}
.cta-panel h2{font-size:clamp(22px,2.7vw,31px)}
.cta-panel p{margin-top:14px;color:var(--muted);font-size:15px;line-height:1.75}
.cta-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:22px}
.form-card{background:rgba(4,10,26,.62);border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.field{margin-bottom:15px}
.field label{display:block;font-size:13px;font-weight:600;color:#c8dbf5;margin-bottom:7px}
.field input,.field select{
  width:100%;padding:12px 14px;border-radius:var(--radius-s);
  background:rgba(3,7,18,.78);border:1px solid var(--line);color:#fff;font-size:14.5px;
  transition:border-color .22s ease,box-shadow .22s ease;
}
.field input::placeholder{color:#5c7characters}
.field input::placeholder{color:#5c7a9e}
.field input:focus,.field select:focus{border-color:var(--accent-2);box-shadow:0 0 0 3px rgba(56,189,248,.16);outline:none}
.form-note{margin-top:14px;font-size:12.5px;color:var(--muted-2);line-height:1.6}
/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:120;
  display:inline-flex;align-items:center;gap:9px;
  padding:12px 18px;border-radius:999px;
  background:rgba(7,7,13,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(120deg,#38bdf8,#f472b6);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(56,189,248,.42);
  color:#e8f4ff;font-size:13.5px;font-weight:700;
  transition:transform .25s ease,box-shadow .25s ease,opacity .25s ease;
  opacity:.86;min-height:50px;
}
.fab i{font-size:15px;color:var(--accent-2);animation:fabPulse 2.6s ease-in-out infinite}
.fab:hover{opacity:1;transform:translateY(-2px) scale(1.03);box-shadow:0 0 30px rgba(56,189,248,.62)}
.fab:active{transform:scale(.96)}
.fab__dot{position:absolute;top:6px;right:8px;width:8px;height:8px;border-radius:50%;background:#f43f5e;box-shadow:0 0 8px rgba(244,63,94,.9);animation:fabPulse 1.8s ease-in-out infinite}
@keyframes fabPulse{0%,100%{opacity:.65}50%{opacity:1}}
/* ============ FOOTER ============ */
.site-footer{border-top:1px solid var(--line);background:linear-gradient(180deg,rgba(3,7,18,.35),rgba(4,10,26,.92));padding:58px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:32px}
.footer-brand p{color:var(--muted);font-size:14px;line-height:1.75;margin-top:16px;max-width:420px}
.footer-badges{display:flex;flex-wrap:wrap;gap:9px;margin-top:18px}
.footer-col h4{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:#dbeafe;margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col a{font-size:14px;color:var(--muted)}
.footer-col a:hover{color:var(--accent-2)}
.footer-bottom{
  margin-top:40px;padding-top:20px;border-top:1px solid rgba(56,189,248,.12);
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  font-size:13px;color:var(--muted-2);
}
/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero__inner{grid-template-columns:1fr;gap:34px}
  .section-head--split{grid-template-columns:1fr;align-items:start;gap:16px}
  .metric-grid,.matrix-grid,.news-grid,.qa-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .guarantee-grid,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .cta-panel{grid-template-columns:1fr;padding:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:980px){
  .nav-burger{display:flex}
  .nav-links{
    position:absolute;top:74px;left:-20px;right:-20px;
    flex-direction:column;align-items:stretch;gap:6px;margin-left:0;
    background:rgba(4,10,26,.98);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    border-bottom:1px solid var(--line);padding:14px 20px 20px;display:none;
  }
  .nav-toggle-input:checked ~ .nav-links{display:flex}
  .nav-link{justify-content:flex-start;padding:12px 14px;border-radius:12px;font-size:15px}
  .nav-actions{margin-left:12px}
}
@media (max-width:768px){
  body{padding-bottom:120px}
  .section{padding:56px 0}
  .hero{padding:118px 0 48px}
  .metric-grid,.matrix-grid,.news-grid,.qa-grid,.guarantee-grid,.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .panel-stats{grid-template-columns:1fr 1fr}
  .ring-wrap{gap:18px}
  .faq-list{max-width:none}
  .compare-wrap{overflow-x:auto}
  table.compare{min-width:620px}
  .cta-panel{padding:24px 20px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .logo__text span{display:none}
  .logo__text b{font-size:14px}
  .nav-actions .btn--sm{padding:8px 12px;font-size:12.5px}
  .hero h1{font-size:26px}
  .hero-cta .btn{width:100%}
  .ring{width:150px;height:150px}
  .ring__inner{width:124px;height:124px}
  .ring__time{font-size:22px}
  .panel-stats{grid-template-columns:1fr}
  .fab{left:12px;bottom:84px;padding:10px 14px;font-size:12.5px}
  .metric-card__value{font-size:24px}
}

/* roulang page: category3 */
:root{
  --bg:#030712;
  --bg-soft:#081229;
  --bg-deep:#050f22;
  --panel:rgba(10,20,44,.66);
  --panel-solid:#0b1730;
  --line:rgba(56,189,248,.16);
  --line-strong:rgba(56,189,248,.36);
  --accent:#2563eb;
  --accent-2:#38bdf8;
  --accent-3:#60a5fa;
  --gold:#fbbf24;
  --gold-2:#fcd34d;
  --text:#f8fafc;
  --muted:#94a6c2;
  --muted-2:#6b7f9e;
  --green:#34d399;
  --radius-s:10px;
  --radius:16px;
  --radius-l:24px;
  --shadow:0 20px 55px rgba(2,8,24,.62);
  --shadow-soft:0 10px 28px rgba(2,8,24,.42);
  --glow-blue:0 0 24px rgba(56,189,248,.45);
  --glow-gold:0 0 22px rgba(251,191,36,.42);
  --container:1180px;
  --gap:clamp(18px,3vw,30px);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  font-size:16px;
  line-height:1.65;
  color:var(--text);
  background:
    radial-gradient(1100px 620px at 12% -8%,rgba(37,99,235,.28),transparent 62%),
    radial-gradient(900px 520px at 92% 4%,rgba(56,189,248,.16),transparent 60%),
    linear-gradient(180deg,#030712 0%,#04102a 46%,#030712 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  padding-bottom:120px;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5,h6{
  font-family:'Be Vietnam Pro','Segoe UI',system-ui,-apple-system,'Helvetica Neue',Arial,sans-serif;
  margin:0;line-height:1.26;font-weight:800;color:var(--text);
}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none;transition:color .2s ease}
button,input,select,textarea{font:inherit;color:inherit}
.row{margin:0}
.column,.columns{padding:0}
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:78px 0;position:relative}
.section--tight{padding:56px 0}
.section--alt{background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,.2));border-top:1px solid rgba(56,189,248,.08);border-bottom:1px solid rgba(56,189,248,.08)}
.section--deep{background:linear-gradient(180deg,rgba(3,7,18,.2),rgba(8,18,41,.85),rgba(3,7,18,.25))}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent);margin:0}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent-2);background:rgba(56,189,248,.08);
  border:1px solid var(--line);border-radius:999px;padding:7px 15px;
}
.eyebrow i{font-size:11px}
.section-head{max-width:820px;margin-bottom:36px}
.section-head--split{display:grid;grid-template-columns:1.15fr .85fr;gap:34px;align-items:end;max-width:none}
.section-title{font-size:clamp(23px,2.9vw,35px);margin-top:16px}
.section-desc{color:var(--muted);font-size:16px;line-height:1.72;margin-top:14px}
.lead{font-size:17px;line-height:1.78;color:#c7d6ec}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:13px 26px;border-radius:999px;border:1px solid transparent;
  font-size:15px;font-weight:700;cursor:pointer;white-space:nowrap;
  transition:transform .2s ease,box-shadow .28s ease,background .28s ease,color .22s ease,border-color .22s ease;
}
.btn i{font-size:14px}
.btn--primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#04121f;box-shadow:var(--glow-blue)}
.btn--primary:hover{transform:translateY(-2px);box-shadow:0 0 36px rgba(56,189,248,.72)}
.btn--primary:active{transform:translateY(0) scale(.98)}
.btn--gold{background:linear-gradient(135deg,#f59e0b 0%,var(--gold-2) 100%);color:#2c1b02;box-shadow:var(--glow-gold)}
.btn--gold:hover{transform:translateY(-2px);box-shadow:0 0 34px rgba(251,191,36,.7)}
.btn--ghost{background:rgba(56,189,248,.07);border-color:var(--line-strong);color:#dbeafe}
.btn--ghost:hover{background:rgba(56,189,248,.16);border-color:var(--accent-2);color:#fff}
.btn--sm{padding:9px 18px;font-size:13.5px}
.btn--block{width:100%}
.btn:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--accent-2);outline-offset:2px;
}
/* ===== HEADER / NAV ===== */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:200;
  background:rgba(3,7,18,.8);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;gap:18px;height:74px}
.logo{display:flex;align-items:center;gap:11px;flex-shrink:0}
.logo__mark{
  width:40px;height:40px;border-radius:13px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));
  box-shadow:0 0 20px rgba(56,189,248,.5);color:#04121f;font-size:17px;
}
.logo__text{display:flex;flex-direction:column;line-height:1.15}
.logo__text b{font-size:15.5px;font-weight:800;letter-spacing:-.02em;color:#fff}
.logo__text span{font-size:11px;color:var(--muted-2);letter-spacing:.1em;text-transform:uppercase;font-weight:600}
.nav-toggle-input{display:none}
.nav-burger{display:none;flex-direction:column;gap:5px;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:rgba(56,189,248,.06);align-items:center;justify-content:center;cursor:pointer;margin-left:auto}
.nav-burger span{display:block;width:18px;height:2px;background:#dbeafe;border-radius:2px;transition:.25s}
.nav-links{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{
  display:inline-flex;align-items:center;gap:7px;
  padding:9px 15px;border-radius:999px;font-size:14.5px;font-weight:600;color:var(--muted);
  transition:background .22s ease,color .22s ease;
}
.nav-link i{font-size:12px;opacity:.75}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.1)}
.nav-link.is-active{color:#fff;background:linear-gradient(135deg,rgba(37,99,235,.5),rgba(56,189,248,.24));border:1px solid var(--line-strong);box-shadow:0 0 16px rgba(56,189,248,.28)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
/* ===== HERO LOCAL ===== */
.hero-local{position:relative;padding:130px 0 66px;overflow:hidden}
.hero-local::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:url('/assets/images/68de9e24975bf427.jpg') center/cover no-repeat;
  opacity:.26;
}
.hero-local::after{
  content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(115deg,rgba(3,7,18,.96) 0%,rgba(3,7,18,.82) 45%,rgba(3,7,18,.6) 100%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.08fr .92fr;gap:40px;align-items:center}
.hero-local h1{font-size:clamp(27px,3.6vw,44px);margin-top:20px;letter-spacing:-.02em}
.hero-local .lead{margin-top:18px;max-width:620px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:28px}
.region-block{margin-top:30px;padding-top:22px;border-top:1px solid rgba(148,166,194,.16)}
.region-block h3{font-size:12.5px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--muted-2);margin-bottom:12px}
.region-tags{display:flex;flex-wrap:wrap;gap:9px}
.region-tag{
  display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:600;
  padding:7px 14px;border-radius:999px;color:#cfe6ff;
  background:rgba(37,99,235,.14);border:1px solid var(--line);
  transition:border-color .22s ease,color .22s ease,background .22s ease;
}
.region-tag i{font-size:11px;color:var(--accent-2)}
.region-tag:hover{border-color:var(--line-strong);background:rgba(56,189,248,.16);color:#fff}
.hero-panel{
  border-radius:var(--radius-l);padding:26px;
  background:linear-gradient(165deg,rgba(11,23,48,.92),rgba(6,14,32,.82));
  border:1px solid var(--line-strong);
  box-shadow:var(--shadow);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
}
.hero-panel__head{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:18px}
.hero-panel__head h3{font-size:16.5px}
.live-dot{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;color:var(--green);text-transform:uppercase;letter-spacing:.1em}
.live-dot::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green);animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.panel-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px dashed rgba(148,166,194,.18);font-size:14.5px}
.panel-row:last-of-type{border-bottom:0}
.panel-row span:first-child{color:var(--muted)}
.panel-row b{color:#fff;font-weight:700}
.panel-foot{margin-top:16px;display:flex;flex-wrap:wrap;gap:8px}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:6px 12px;border-radius:999px;background:rgba(56,189,248,.1);border:1px solid var(--line);color:#cfe6ff}
.tag i{font-size:11px;color:var(--accent-2)}
.tag--gold{background:rgba(251,191,36,.12);border-color:rgba(251,191,36,.34);color:#fde68a}
.tag--gold i{color:var(--gold)}
.tag--green{background:rgba(52,211,153,.12);border-color:rgba(52,211,153,.32);color:#a7f3d0}
.tag--green i{color:var(--green)}
/* ===== STATS ===== */
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{
  padding:26px 22px;border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(37,99,235,.18),rgba(8,18,41,.72));
  border:1px solid var(--line);backdrop-filter:blur(10px);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.stat:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:0 16px 38px rgba(2,8,24,.5)}
.stat b{display:block;font-size:clamp(26px,3vw,34px);font-weight:800;letter-spacing:-.02em;color:#fff;line-height:1.1}
.stat span{display:block;margin-top:10px;color:var(--muted);font-size:14px;line-height:1.6}
/* ===== CHANNEL MATRIX ===== */
.channel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.channel{
  padding:24px;border-radius:var(--radius);
  background:var(--panel);border:1px solid var(--line);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.channel:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 18px 42px rgba(2,8,24,.55),0 0 22px rgba(56,189,248,.16)}
.channel__head{display:flex;align-items:center;gap:13px;margin-bottom:18px}
.channel__icon{
  width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:18px;
  background:rgba(56,189,248,.1);border:1px solid var(--line);color:var(--accent-2);flex-shrink:0;
}
.channel__head h3{font-size:16.5px}
.channel__head small{display:block;color:var(--muted-2);font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;margin-top:3px}
.channel ul li{display:flex;justify-content:space-between;gap:14px;padding:10px 0;border-bottom:1px dashed rgba(148,166,194,.16);font-size:14.5px;color:var(--muted)}
.channel ul li:last-child{border-bottom:0}
.channel ul li b{color:#fff;font-weight:700;text-align:right}
.channel__note{margin-top:14px;font-size:14px;color:var(--muted-2);line-height:1.65}
/* ===== COMPARE ===== */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.compare__col{
  padding:28px;border-radius:var(--radius-l);
  background:rgba(8,18,41,.6);border:1px solid var(--line);
  backdrop-filter:blur(10px);
}
.compare__col--hot{
  background:linear-gradient(180deg,rgba(251,191,36,.1),rgba(8,18,41,.66));
  border-color:rgba(251,191,36,.36);
  box-shadow:0 0 26px rgba(251,191,36,.12);
}
.compare__col h3{font-size:18px;display:flex;align-items:center;gap:10px}
.compare__col h3 i{color:var(--accent-2);font-size:15px}
.compare__col--hot h3 i{color:var(--gold)}
.compare__col > p{margin-top:10px;color:var(--muted);font-size:14.5px;line-height:1.7}
.compare__row{display:flex;justify-content:space-between;gap:16px;padding:13px 0;border-bottom:1px solid rgba(148,166,194,.12);font-size:14.5px}
.compare__row:last-child{border-bottom:0}
.compare__row span{color:var(--muted)}
.compare__row b{color:#fff;text-align:right}
/* ===== TIMELINE ===== */
.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;position:relative;margin-top:12px}
.timeline::before{content:"";position:absolute;top:26px;left:6%;right:6%;height:1px;background:linear-gradient(90deg,transparent,var(--line-strong),transparent)}
.step{position:relative;z-index:1}
.step__num{
  width:52px;height:52px;border-radius:50%;display:grid;place-items:center;font-weight:800;font-size:18px;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));color:#04121f;box-shadow:var(--glow-blue);
}
.step h3{font-size:16.5px;margin-top:18px}
.step p{color:var(--muted);font-size:14.5px;line-height:1.7;margin-top:10px}
.step__time{display:inline-flex;align-items:center;gap:7px;margin-top:12px;font-size:12.5px;font-weight:700;color:var(--gold);letter-spacing:.06em;text-transform:uppercase}
/* ===== ASSURANCE ===== */
.assure{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
.assure__media{border-radius:var(--radius-l);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.assure__media img{width:100%;height:100%;object-fit:cover;opacity:.92}
.assure-list li{display:flex;gap:15px;padding:16px 0;border-bottom:1px solid rgba(148,166,194,.14)}
.assure-list li:last-child{border-bottom:0}
.assure-list i{
  width:42px;height:42px;flex-shrink:0;border-radius:12px;display:grid;place-items:center;font-size:16px;
  background:rgba(56,189,248,.1);border:1px solid var(--line);color:var(--accent-2);
}
.assure-list h3{font-size:16px}
.assure-list p{color:var(--muted);font-size:14.5px;line-height:1.7;margin-top:6px}
/* ===== CATEGORY MATRIX ===== */
.cat-grid.grid-x{margin-left:-11px;margin-right:-11px}
.cat-grid > .cell{padding:0 11px;margin-bottom:22px;width:100%}
.cat-card{
  display:block;height:100%;padding:26px;border-radius:var(--radius);
  background:linear-gradient(165deg,rgba(11,23,48,.85),rgba(6,14,32,.72));
  border:1px solid var(--line);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--line-strong);box-shadow:0 18px 40px rgba(2,8,24,.55),0 0 22px rgba(56,189,248,.18)}
.cat-card i.cat-card__icon{font-size:22px;color:var(--gold);margin-bottom:16px;display:block}
.cat-card h3{font-size:17.5px}
.cat-card p{color:var(--muted);font-size:14.5px;line-height:1.7;margin-top:10px}
.cat-card__more{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:13.5px;font-weight:700;color:var(--accent-2)}
/* ===== POSTS ===== */
.post-grid.grid-x{margin-left:-12px;margin-right:-12px}
.post-grid > .cell{padding:0 12px;margin-bottom:26px;width:100%}
.post-card{
  border-radius:var(--radius);overflow:hidden;background:var(--panel);
  border:1px solid var(--line);height:100%;
  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(2,8,24,.55)}
.post-card__link{display:block;height:100%}
.post-card__thumb{aspect-ratio:16/9;overflow:hidden;background:#050f22}
.post-card__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.post-card:hover .post-card__thumb img{transform:scale(1.06)}
.post-card__body{padding:20px}
.post-card__meta{font-size:11.5px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2)}
.post-card__body h3{font-size:16.5px;margin-top:10px;line-height:1.4}
.post-card__body p{color:var(--muted);font-size:14px;line-height:1.68;margin-top:10px}
.post-card__date{display:block;margin-top:14px;font-size:12.5px;color:var(--muted-2)}
.post-empty{
  padding:26px;border-radius:var(--radius);background:var(--panel);
  border:1px dashed var(--line-strong);color:var(--muted);font-size:15px;
}
/* ===== QUICK ANSWERS ===== */
.quick-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quick{padding:22px;border-radius:var(--radius);background:rgba(8,18,41,.55);border-left:2px solid var(--accent-2);border-top:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}
.quick h3{font-size:15.5px}
.quick p{color:var(--muted);font-size:14.5px;line-height:1.7;margin-top:9px}
/* ===== FAQ ===== */
.faq-wrap{max-width:900px}
.faq-item{
  background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);
  margin-bottom:14px;overflow:hidden;backdrop-filter:blur(12px);
}
.faq-item summary{
  cursor:pointer;list-style:none;padding:19px 24px;font-weight:600;font-size:16px;
  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(--accent-2);transition:transform .28s ease;
}
.faq-item[open] summary::after{content:"\f068"}
.faq-item[open]{border-color:var(--line-strong);box-shadow:0 0 22px rgba(56,189,248,.12)}
.faq-item p{padding:0 24px 22px;color:var(--muted);font-size:15px;line-height:1.75}
/* ===== CTA / FORM ===== */
.cta-panel{display:grid;grid-template-columns:1fr 1fr;gap:38px;align-items:start}
.cta-list li{display:flex;gap:12px;padding:12px 0;color:var(--muted);font-size:15px;line-height:1.7;border-bottom:1px solid rgba(148,166,194,.13)}
.cta-list li:last-child{border-bottom:0}
.cta-list i{color:var(--green);margin-top:5px}
.payout-form{
  padding:28px;border-radius:var(--radius-l);
  background:linear-gradient(165deg,rgba(11,23,48,.9),rgba(6,14,32,.8));
  border:1px solid var(--line-strong);box-shadow:var(--shadow);
  backdrop-filter:blur(14px);
}
.payout-form h3{font-size:19px;margin-bottom:6px}
.payout-form > p{color:var(--muted);font-size:14px;line-height:1.65;margin-bottom:20px}
.form-row{margin-bottom:16px}
.form-row label{display:block;font-size:13px;font-weight:600;color:var(--muted);margin-bottom:7px}
.form-row input,.form-row select,.form-row textarea{
  width:100%;padding:13px 15px;border-radius:var(--radius-s);
  background:rgba(3,7,18,.72);border:1px solid var(--line);color:#fff;
  transition:border-color .22s ease,box-shadow .22s ease,background .22s ease;
}
.form-row textarea{min-height:92px;resize:vertical}
.form-row input::placeholder,.form-row textarea::placeholder{color:#5f7492}
.form-row input:focus,.form-row select:focus,.form-row textarea:focus{
  outline:none;border-color:var(--accent-2);background:rgba(3,7,18,.9);
  box-shadow:0 0 0 3px rgba(56,189,248,.18);
}
.form-note{margin-top:14px;font-size:13px;color:var(--muted-2);line-height:1.6}
/* ===== FAB ===== */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:150;
  display:inline-flex;align-items:center;gap:10px;
  min-height:56px;padding:12px 20px 12px 16px;border-radius:999px;
  background:rgba(7,7,13,.82);backdrop-filter:blur(14px);
  border:1px solid rgba(56,189,248,.5);color:#e6f7ff;
  font-size:14px;font-weight:700;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  animation:fabGlow 3.4s ease-in-out infinite;
  transition:transform .22s ease,box-shadow .22s ease,opacity .22s ease;
}
.fab i{color:var(--accent-2);font-size:16px}
.fab__dot{position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;background:#f43f5e;box-shadow:0 0 10px #f43f5e;animation:pulse 1.4s infinite}
.fab:hover{transform:translateY(-3px) scale(1.03);box-shadow:0 0 30px rgba(56,189,248,.75);opacity:1}
.fab:active{transform:scale(.96)}
@keyframes fabGlow{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4)}50%{box-shadow:0 0 28px rgba(6,182,212,.7)}}
/* ===== FOOTER ===== */
.site-footer{
  margin-top:20px;padding:64px 0 30px;
  background:linear-gradient(180deg,rgba(3,7,18,.4),rgba(5,15,34,.96));
  border-top:1px solid var(--line);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand p{color:var(--muted);font-size:14.5px;line-height:1.72;margin-top:18px;max-width:380px}
.footer-badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:18px}
.footer-col h4{font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:#cfe0f7;margin-bottom:16px}
.footer-col ul li{margin-bottom:11px}
.footer-col ul li a{color:var(--muted);font-size:14.5px}
.footer-col ul li a:hover{color:var(--accent-2)}
.footer-bottom{
  margin-top:44px;padding-top:22px;border-top:1px solid rgba(148,166,194,.14);
  display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;
  font-size:13px;color:var(--muted-2);
}
.age{
  display:inline-grid;place-items:center;min-width:30px;height:22px;padding:0 7px;margin-right:6px;
  border-radius:6px;border:1px solid rgba(251,191,36,.5);color:var(--gold);
  font-size:11.5px;font-weight:800;letter-spacing:.04em;
}
/* ===== RESPONSIVE ===== */
@media screen and (min-width:640px){
  .cat-grid > .cell{width:50%}
  .post-grid > .cell{width:50%}
}
@media screen and (min-width:1024px){
  .cat-grid > .cell{width:33.3333%}
  .post-grid > .cell{width:33.3333%}
}
@media screen and (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-local{padding:118px 0 56px}
  .stat-grid{grid-template-columns:repeat(2,1fr)}
  .channel-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(2,1fr)}
  .timeline::before{display:none}
  .assure{grid-template-columns:1fr;gap:28px}
  .compare{grid-template-columns:1fr}
  .quick-grid{grid-template-columns:1fr}
  .cta-panel{grid-template-columns:1fr}
  .section-head--split{grid-template-columns:1fr;align-items:start}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media screen and (max-width:768px){
  .nav-burger{display:flex}
  .nav-links{
    position:absolute;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;gap:6px;
    padding:16px 20px 24px;margin:0;
    background:rgba(3,7,18,.97);border-bottom:1px solid var(--line-strong);
    backdrop-filter:blur(18px);
    transform:translateY(-12px);opacity:0;pointer-events:none;transition:.26s ease;
  }
  .nav-toggle-input:checked ~ .nav-links{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-toggle-input:checked ~ .nav-burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .nav-toggle-input:checked ~ .nav-burger span:nth-child(2){opacity:0}
  .nav-toggle-input:checked ~ .nav-burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .nav-link{justify-content:flex-start;padding:12px 16px;font-size:15px}
  .nav-actions{margin-left:12px}
  .nav-actions .btn--ghost{display:inline-flex}
  .section{padding:58px 0}
  .stat-grid{grid-template-columns:1fr}
  .channel-grid{grid-template-columns:1fr}
  .timeline{grid-template-columns:1fr;gap:26px}
  .step{display:grid;grid-template-columns:52px 1fr;gap:16px}
  .step h3{margin-top:0}
  .step__time{margin-top:8px}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column}
  .fab{bottom:88px;padding:12px 16px;font-size:13px}
}
@media screen and (max-width:520px){
  .container{padding:0 16px}
  .hero-local{padding:104px 0 44px}
  .hero-local h1{font-size:26px}
  .hero-actions .btn{width:100%}
  .panel-row{flex-direction:column;align-items:flex-start;gap:4px}
  .panel-row b{text-align:left}
  .compare__row{flex-direction:column;gap:4px}
  .compare__row b{text-align:left}
  .channel ul li{flex-direction:column;gap:2px}
  .channel ul li b{text-align:left}
  .btn{width:100%}
  .nav-actions .btn{width:auto}
}