/* roulang page: index */
/* ============ DESIGN TOKENS ============ */
:root{
  --bg-900:#030712;
  --bg-800:#081229;
  --bg-700:#0d1b37;
  --surface:rgba(17,32,63,.72);
  --surface-2:rgba(24,43,80,.52);
  --stroke:rgba(96,165,250,.18);
  --stroke-2:rgba(56,189,248,.45);
  --blue:#2563eb;
  --blue-2:#3b82f6;
  --cyan:#38bdf8;
  --cyan-soft:#7dd3fc;
  --text:#f8fafc;
  --text-2:#cbd5e1;
  --muted:#94a3b8;
  --gold:#fbbf24;
  --green:#22c55e;
  --red:#f43f5e;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-1:0 26px 60px -32px rgba(2,8,25,.95);
  --glow-cyan:0 0 26px rgba(56,189,248,.35);
  --glow-blue:0 0 30px rgba(37,99,235,.45);
  --ease:cubic-bezier(.4,0,.2,1);
}

/* ============ BASE / RESET ============ */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg-900);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(940px 640px at 10% -10%, rgba(37,99,235,.30), transparent 62%),
    radial-gradient(780px 560px at 94% 6%, rgba(56,189,248,.17), transparent 60%),
    radial-gradient(680px 520px at 46% 108%, rgba(37,99,235,.15), transparent 70%);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan-soft);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:#fff}
h1,h2,h3,h4{margin:0 0 .6em;font-weight:800;line-height:1.24;letter-spacing:-.01em;color:var(--text)}
p{margin:0 0 1rem;color:var(--text-2)}
ul{margin:0;padding:0;list-style:none}
button,input,select,textarea{font-family:inherit;font-size:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
::selection{background:rgba(56,189,248,.35);color:#fff}

/* ============ LAYOUT ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
main{position:relative;z-index:1}
.section{padding:76px 0;position:relative}
.section--tight{padding:56px 0}
.section--alt{background:linear-gradient(180deg,rgba(9,20,44,.72) 0%,rgba(3,7,18,.10) 100%);border-top:1px solid rgba(96,165,250,.10);border-bottom:1px solid rgba(96,165,250,.10)}
.section-head{max-width:760px;margin-bottom:34px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.10);
  border:1px solid rgba(56,189,248,.28);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;
}
.section-title{font-size:clamp(1.5rem,3vw,2.15rem);margin-bottom:.5rem}
.section-sub{font-size:1rem;color:var(--muted);max-width:660px;margin:0}
.section-head--center .section-sub{margin-left:auto;margin-right:auto}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(96,165,250,.35),transparent);border:0;margin:0}

/* ============ GLASS CARD ============ */
.glass{
  background:linear-gradient(160deg,rgba(21,39,74,.78) 0%,rgba(8,18,41,.62) 100%);
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1);
}
.glass:hover{border-color:var(--stroke-2)}

/* ============ BUTTONS ============ */
.btn-glow,.btn-line,.btn-mini{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:700;border-radius:999px;cursor:pointer;transition:all .25s var(--ease);border:1px solid transparent;text-align:center}
.btn-glow{
  background:linear-gradient(135deg,var(--blue) 0%,var(--cyan) 100%);
  color:#02121f;padding:14px 32px;font-size:.98rem;
  box-shadow:var(--glow-cyan);
}
.btn-glow:hover{color:#02121f;transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.7)}
.btn-glow:active{transform:translateY(0) scale(.98)}
.btn-line{
  background:rgba(56,189,248,.07);color:var(--cyan-soft);
  border-color:rgba(56,189,248,.45);padding:13px 30px;font-size:.98rem;
}
.btn-line:hover{background:rgba(56,189,248,.16);color:#fff;border-color:var(--cyan);transform:translateY(-2px)}
.btn-mini{
  background:rgba(56,189,248,.10);color:var(--cyan-soft);border-color:rgba(56,189,248,.35);
  padding:8px 18px;font-size:.83rem;border-radius:999px;
}
.btn-mini:hover{background:rgba(56,189,248,.22);color:#fff}
.btn-block{width:100%}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(3,7,18,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(96,165,250,.14);
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled{background:rgba(3,7,18,.94);box-shadow:0 12px 34px -22px rgba(0,0,0,.95)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:1.15rem;
  background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.95));
  box-shadow:var(--glow-cyan);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.95rem;font-weight:800;color:#fff;letter-spacing:-.01em}
.brand-text small{font-size:.68rem;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;font-weight:600}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  font-size:.87rem;font-weight:600;color:var(--text-2);
  padding:9px 14px;border-radius:999px;white-space:nowrap;
  border:1px solid transparent;transition:all .22s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.10);border-color:rgba(56,189,248,.24)}
.nav-link.active{color:#04121f;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:var(--glow-cyan)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-ghost{
  font-size:.85rem;font-weight:700;color:var(--cyan-soft);
  border:1px solid rgba(56,189,248,.42);border-radius:999px;padding:9px 18px;
  background:rgba(56,189,248,.05);transition:all .22s var(--ease);
}
.btn-ghost:hover{background:rgba(56,189,248,.16);color:#fff}
.btn-signup{
  font-size:.85rem;font-weight:800;color:#02121f;
  border-radius:999px;padding:10px 20px;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  box-shadow:var(--glow-cyan);transition:all .22s var(--ease);
}
.btn-signup:hover{color:#02121f;transform:translateY(-1px);box-shadow:0 0 30px rgba(56,189,248,.75)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.30);
  color:var(--cyan);font-size:1rem;align-items:center;justify-content:center;cursor:pointer;
}

/* ============ HERO ============ */
.hero{
  position:relative;padding:132px 0 68px;overflow:hidden;
  border-bottom:1px solid rgba(96,165,250,.12);
}
.hero-bg{
  position:absolute;inset:0;background-size:cover;background-position:center;
  filter:saturate(1.05);
}
.hero-bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(3,7,18,.97) 0%,rgba(3,7,18,.88) 42%,rgba(5,15,36,.72) 100%);
}
.hero-inner{position:relative;z-index:2;max-width:840px}
.hero-burst{
  position:absolute;top:-14px;right:0;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  width:104px;height:104px;border-radius:50%;
  background:linear-gradient(135deg,#ef4444,#f97316);
  color:#fff;font-weight:800;font-size:.82rem;text-align:center;line-height:1.2;
  box-shadow:0 0 34px rgba(239,68,68,.55);
  animation:burstPulse 2.6s ease-in-out infinite;
}
.hero-burst span{font-size:1.4rem;display:block}
@keyframes burstPulse{0%,100%{transform:scale(1) rotate(-8deg)}50%{transform:scale(1.07) rotate(-4deg)}}
.hero h1{font-size:clamp(1.72rem,4.2vw,3rem);margin-bottom:18px;letter-spacing:-.02em}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--cyan) 0%,#a5f3fc 55%,var(--gold) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-lead{font-size:1.03rem;color:var(--text-2);max-width:720px;margin-bottom:26px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.hero-signals{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:26px}
.chip{
  font-size:.79rem;font-weight:600;color:var(--cyan-soft);
  background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.26);
  border-radius:999px;padding:7px 14px;
}
.countdown{
  display:flex;align-items:center;flex-wrap:wrap;gap:14px;
  padding:16px 22px;border-radius:var(--radius);
  background:linear-gradient(120deg,rgba(239,68,68,.14),rgba(249,115,22,.08));
  border:1px solid rgba(249,115,22,.32);
  max-width:600px;
}
.cd-label{font-size:.83rem;font-weight:700;color:#fdba74;letter-spacing:.03em}
.cd-units{display:flex;gap:10px;margin-left:auto}
.cd-unit{
  min-width:60px;text-align:center;border-radius:var(--radius-sm);
  background:rgba(3,7,18,.62);border:1px solid rgba(249,115,22,.30);padding:6px 10px;
}
.cd-unit b{display:block;font-size:1.15rem;font-weight:800;color:#fff;line-height:1.2}
.cd-unit i{font-style:normal;font-size:.64rem;color:#fdba74;text-transform:uppercase;letter-spacing:.08em}
.hero-stats{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  margin-top:44px;border-radius:var(--radius);overflow:hidden;
  background:rgba(96,165,250,.16);border:1px solid var(--stroke);
}
.hero-stat{background:rgba(6,14,33,.86);padding:20px 22px}
.hero-stat b{display:block;font-size:1.5rem;font-weight:800;color:#fff;line-height:1.2}
.hero-stat span{font-size:.79rem;color:var(--muted);letter-spacing:.02em}

/* ============ GRIDS ============ */
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.grid-auto{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}

/* ============ CASE / SOCIAL PROOF ============ */
.case-split{display:grid;grid-template-columns:1.05fr 1fr;gap:34px;align-items:start}
.case-lead{padding:30px;border-radius:var(--radius-lg)}
.case-lead h3{font-size:1.2rem;margin-bottom:12px}
.case-lead p{font-size:.94rem;margin-bottom:0}
.case-list{display:flex;flex-direction:column;gap:16px}
.case-item{display:flex;gap:14px;align-items:flex-start;padding:18px 20px;border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--stroke);transition:all .25s var(--ease)}
.case-item:hover{transform:translateX(4px);border-color:var(--stroke-2)}
.case-avatar{
  width:44px;height:44px;flex-shrink:0;border-radius:12px;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:.9rem;color:#04121f;
  background:linear-gradient(135deg,var(--cyan),var(--blue-2));
}
.case-item strong{display:block;font-size:.93rem;color:#fff;margin-bottom:3px}
.case-item p{font-size:.87rem;margin:0;color:var(--muted)}

/* ============ STATS ============ */
.stat-band{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.stat-box{padding:26px 24px;border-radius:var(--radius);background:linear-gradient(160deg,rgba(20,38,72,.75),rgba(6,14,33,.6));border:1px solid var(--stroke);position:relative;overflow:hidden}
.stat-box::before{content:"";position:absolute;left:0;top:0;width:3px;height:100%;background:linear-gradient(180deg,var(--cyan),var(--blue))}
.stat-box b{display:block;font-size:1.85rem;font-weight:800;color:#fff;line-height:1.15;margin-bottom:6px}
.stat-box span{font-size:.86rem;color:var(--muted)}

/* ============ COMPARE ============ */
.compare{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--stroke)}
.compare-col{padding:30px 28px}
.compare-col--before{background:rgba(244,63,94,.06);border-right:1px solid var(--stroke)}
.compare-col--after{background:rgba(34,197,94,.07)}
.compare-col h3{font-size:1.05rem;display:flex;align-items:center;gap:10px;margin-bottom:16px}
.compare-col h3 i{font-size:.9rem;width:28px;height:28px;border-radius:9px;display:flex;align-items:center;justify-content:center}
.compare-col--before h3 i{background:rgba(244,63,94,.18);color:#fb7185}
.compare-col--after h3 i{background:rgba(34,197,94,.18);color:#4ade80}
.compare-col li{display:flex;gap:10px;font-size:.9rem;color:var(--text-2);padding:9px 0;border-bottom:1px dashed rgba(96,165,250,.14)}
.compare-col li:last-child{border-bottom:0}
.compare-col li i{margin-top:4px;font-size:.8rem;flex-shrink:0}
.compare-col--before li i{color:#fb7185}
.compare-col--after li i{color:#4ade80}

/* ============ STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:0;position:relative}
.step{padding:0 26px;position:relative}
.step:first-child{padding-left:0}
.step:last-child{padding-right:0}
.step + .step::before{content:"";position:absolute;left:0;top:14px;width:1px;height:calc(100% - 40px);background:linear-gradient(180deg,rgba(56,189,248,.35),transparent)}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:12px;margin-bottom:16px;
  font-weight:800;font-size:.95rem;color:#04121f;
  background:linear-gradient(135deg,var(--cyan),var(--blue));
  box-shadow:var(--glow-cyan);
}
.step h3{font-size:1.05rem;margin-bottom:8px}
.step p{font-size:.9rem;color:var(--muted);margin:0}

/* ============ CODE CARDS ============ */
.code-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(268px,1fr));gap:20px}
.code-card{
  position:relative;padding:24px 22px;border-radius:var(--radius);
  background:linear-gradient(158deg,rgba(22,42,80,.82),rgba(6,14,33,.66));
  border:1px solid var(--stroke);transition:all .28s var(--ease);overflow:hidden;
}
.code-card::after{
  content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;
  background:radial-gradient(320px 130px at 80% 0%,rgba(56,189,248,.16),transparent 70%);
  opacity:0;transition:opacity .28s var(--ease);
}
.code-card:hover{transform:translateY(-5px);border-color:var(--stroke-2);box-shadow:0 0 32px -6px rgba(56,189,248,.42)}
.code-card:hover::after{opacity:1}
.code-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px;gap:10px}
.code-badge{font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;padding:5px 11px;border-radius:999px}
.badge-hot{background:rgba(244,63,94,.18);color:#fb7185;border:1px solid rgba(244,63,94,.4)}
.badge-new{background:rgba(34,197,94,.16);color:#4ade80;border:1px solid rgba(34,197,94,.38)}
.badge-vip{background:rgba(251,191,36,.16);color:var(--gold);border:1px solid rgba(251,191,36,.4)}
.code-key{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:1.22rem;font-weight:800;letter-spacing:.06em;color:#fff;
  padding:12px 16px;border-radius:var(--radius-sm);margin-bottom:14px;
  background:rgba(3,7,18,.78);border:1px dashed rgba(56,189,248,.45);text-align:center;
}
.code-card p{font-size:.87rem;color:var(--muted);margin-bottom:14px}
.code-meta{display:flex;justify-content:space-between;align-items:center;font-size:.79rem;color:var(--muted);border-top:1px solid rgba(96,165,250,.14);padding-top:13px}
.code-meta b{color:var(--cyan);font-size:.92rem}

/* ============ VALUE / TIER ============ */
.tier-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.tier{padding:30px 26px;border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--stroke);display:flex;flex-direction:column;transition:all .28s var(--ease)}
.tier:hover{transform:translateY(-4px);border-color:var(--stroke-2)}
.tier--featured{
  background:linear-gradient(160deg,rgba(37,99,235,.26),rgba(8,18,41,.8));
  border-color:rgba(56,189,248,.5);box-shadow:0 0 40px -10px rgba(56,189,248,.5);
}
.tier-tag{align-self:flex-start;font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#04121f;background:linear-gradient(135deg,var(--cyan),var(--gold));padding:5px 12px;border-radius:999px;margin-bottom:14px}
.tier h3{font-size:1.12rem;margin-bottom:6px}
.tier .tier-value{font-size:1.9rem;font-weight:800;color:#fff;line-height:1.15;margin-bottom:6px}
.tier .tier-value small{font-size:.8rem;font-weight:600;color:var(--muted);display:block;margin-top:4px}
.tier ul{margin:18px 0 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.tier ul li{display:flex;gap:10px;font-size:.87rem;color:var(--text-2)}
.tier ul li i{color:var(--cyan);margin-top:4px;font-size:.75rem}

/* ============ CATEGORY MATRIX ============ */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cat-card{
  display:flex;flex-direction:column;gap:12px;padding:28px 26px;
  border-radius:var(--radius-lg);background:linear-gradient(158deg,rgba(20,38,72,.78),rgba(6,14,33,.6));
  border:1px solid var(--stroke);transition:all .28s var(--ease);
}
.cat-card:hover{transform:translateY(-5px);border-color:var(--stroke-2);box-shadow:0 0 30px -8px rgba(56,189,248,.45)}
.cat-icon{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;color:#04121f;background:linear-gradient(135deg,var(--cyan),var(--blue-2))}
.cat-card h3{font-size:1.08rem;margin:0;color:#fff}
.cat-card p{font-size:.88rem;color:var(--muted);margin:0;flex:1}
.cat-more{font-size:.83rem;font-weight:700;color:var(--cyan-soft);display:inline-flex;align-items:center;gap:7px}
.cat-card:hover .cat-more{color:#fff;gap:11px}

/* ============ SCENARIO ============ */
.scene-row{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.scene{padding:26px 24px;border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--stroke);display:flex;gap:16px;transition:all .25s var(--ease)}
.scene:hover{border-color:var(--stroke-2);transform:translateY(-3px)}
.scene-ico{width:46px;height:46px;flex-shrink:0;border-radius:13px;display:flex;align-items:center;justify-content:center;font-size:1rem;color:var(--cyan);background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.28)}
.scene h3{font-size:1rem;margin-bottom:6px}
.scene p{font-size:.87rem;color:var(--muted);margin:0}

/* ============ TIMELINE ============ */
.timeline{position:relative;padding-left:30px}
.timeline::before{content:"";position:absolute;left:8px;top:8px;bottom:8px;width:2px;background:linear-gradient(180deg,var(--cyan),rgba(37,99,235,.15))}
.tl-item{position:relative;padding:0 0 26px 8px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-30px;top:6px;width:14px;height:14px;border-radius:50%;background:var(--bg-900);border:2px solid var(--cyan);box-shadow:0 0 12px rgba(56,189,248,.7)}
.tl-item time{font-size:.76rem;font-weight:700;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase}
.tl-item h3{font-size:.98rem;margin:6px 0 5px}
.tl-item p{font-size:.86rem;color:var(--muted);margin:0}

/* ============ NEWS (CMS) ============ */
.news-layout{display:grid;grid-template-columns:1.6fr 1fr;gap:28px;align-items:start}
.news-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.news-card{border-radius:var(--radius);overflow:hidden;background:var(--surface);border:1px solid var(--stroke);transition:all .28s var(--ease);display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-4px);border-color:var(--stroke-2);box-shadow:0 0 28px -8px rgba(56,189,248,.42)}
.news-thumb{display:block;aspect-ratio:16/9;overflow:hidden;background:rgba(3,7,18,.7)}
.news-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease);opacity:.92}
.news-card:hover .news-thumb img{transform:scale(1.06);opacity:1}
.news-body{padding:18px 20px 22px;display:flex;flex-direction:column;gap:9px;flex:1}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:.73rem;color:var(--cyan);text-transform:uppercase;letter-spacing:.07em;font-weight:700}
.news-body h3{font-size:.98rem;margin:0;line-height:1.4}
.news-body h3 a{color:#fff}
.news-body h3 a:hover{color:var(--cyan-soft)}
.news-body p{font-size:.85rem;color:var(--muted);margin:0;flex:1}
.news-side{padding:26px 24px;border-radius:var(--radius-lg)}
.news-side h3{font-size:1.05rem;margin-bottom:14px}
.news-side li{display:flex;gap:11px;padding:12px 0;border-bottom:1px dashed rgba(96,165,250,.16);font-size:.87rem;color:var(--text-2)}
.news-side li:last-child{border-bottom:0}
.news-side li i{color:var(--cyan);margin-top:4px;font-size:.75rem}
.empty-note{padding:26px;border-radius:var(--radius);background:var(--surface-2);border:1px dashed rgba(96,165,250,.3);color:var(--muted);font-size:.9rem;text-align:center}

/* ============ FAQ / OBJECTION ============ */
.faq-list{display:flex;flex-direction:column;gap:14px;max-width:900px}
.faq-item{border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--stroke);overflow:hidden;transition:border-color .25s var(--ease)}
.faq-item:hover{border-color:var(--stroke-2)}
.faq-q{
  width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding:19px 22px;background:transparent;border:0;color:#fff;text-align:left;
  font-size:.96rem;font-weight:700;cursor:pointer;
}
.faq-q i{color:var(--cyan);transition:transform .28s var(--ease);flex-shrink:0}
.faq-item.is-open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s var(--ease)}
.faq-a p{padding:0 22px 20px;margin:0;font-size:.89rem;color:var(--muted)}

/* ============ CTA ============ */
.cta-panel{
  position:relative;padding:52px 46px;border-radius:var(--radius-lg);overflow:hidden;
  background:linear-gradient(130deg,rgba(37,99,235,.36),rgba(8,18,41,.9) 60%),
             url('/assets/images/98158e1d7ff8a1b3.jpg') center/cover no-repeat;
  border:1px solid rgba(56,189,248,.38);
}
.cta-panel::before{content:"";position:absolute;inset:0;background:rgba(3,7,18,.62);backdrop-filter:blur(2px)}
.cta-inner{position:relative;z-index:2;max-width:720px}
.cta-panel h2{font-size:clamp(1.45rem,3vw,2rem);margin-bottom:12px}
.cta-panel p{color:var(--text-2);margin-bottom:24px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px}
.cta-badges{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.pay-badge{font-size:.76rem;font-weight:700;color:var(--text-2);background:rgba(3,7,18,.62);border:1px solid rgba(96,165,250,.28);border-radius:9px;padding:7px 13px}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:60;
  width:58px;height:58px;border-radius:20px;
  display:flex;align-items:center;justify-content:center;
  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,.85),rgba(7,7,13,.85)),linear-gradient(135deg,#a3e635,#06b6d4);
  background-origin:border-box;background-clip:padding-box,border-box;
  box-shadow:0 0 20px rgba(6,182,212,.45);
  color:#67e8f9;font-weight:800;font-size:.95rem;letter-spacing:.04em;
  opacity:.8;transition:all .28s var(--ease);text-decoration:none;
  animation:fabPulse 3s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.09);color:#fff;box-shadow:0 0 30px rgba(6,182,212,.85)}
.fab:active{transform:scale(.94) translateY(2px)}
.fab-dot{position:absolute;top:-5px;right:-5px;width:13px;height:13px;border-radius:50%;background:#ef4444;box-shadow:0 0 0 2px rgba(3,7,18,.9);animation:dotBlink 1.6s ease-in-out infinite}
@keyframes fabPulse{0%,100%{box-shadow:0 0 18px rgba(6,182,212,.4)}50%{box-shadow:0 0 30px rgba(6,182,212,.72)}}
@keyframes dotBlink{0%,100%{opacity:1}50%{opacity:.35}}

/* ============ FOOTER ============ */
.site-footer{position:relative;z-index:1;background:linear-gradient(180deg,rgba(8,18,41,.9),rgba(3,7,18,1));border-top:1px solid rgba(96,165,250,.16);padding:60px 0 26px;margin-top:20px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px;margin-bottom:38px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:16px}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:12px}
.footer-brand strong{font-size:.95rem;color:#fff;display:block}
.footer-brand small{font-size:.72rem;color:var(--cyan);letter-spacing:.05em}
.footer-col h4{font-size:.85rem;text-transform:uppercase;letter-spacing:.1em;color:#fff;margin-bottom:16px}
.footer-col li{margin-bottom:10px}
.footer-col a,.footer-col span{font-size:.88rem;color:var(--muted)}
.footer-col a:hover{color:var(--cyan-soft)}
.footer-note{font-size:.87rem;color:var(--muted);max-width:340px;margin:0}
.footer-bottom{
  border-top:1px solid rgba(96,165,250,.14);padding-top:22px;
  display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;
  font-size:.8rem;color:#64748b;
}
.age-badge{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;border:1px solid rgba(244,63,94,.5);color:#fb7185;font-weight:800;font-size:.72rem}
.footer-legal{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.footer-legal span{font-size:.79rem;color:#64748b}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .main-nav{gap:2px}
  .nav-link{font-size:.82rem;padding:8px 11px}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:28px}
  .news-layout{grid-template-columns:1fr}
}
@media (max-width:960px){
  .nav-toggle{display:flex}
  .main-nav{
    position:absolute;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    background:rgba(3,7,18,.98);
    border-bottom:1px solid rgba(96,165,250,.18);
    padding:16px 20px 22px;display:none;
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:12px 14px;border-radius:12px}
  .header-actions .btn-ghost{display:none}
  .header-actions{margin-left:auto}
  .case-split{grid-template-columns:1fr}
  .stat-band{grid-template-columns:repeat(2,1fr)}
  .compare{grid-template-columns:1fr}
  .compare-col--before{border-right:0;border-bottom:1px solid var(--stroke)}
  .steps{grid-template-columns:1fr;gap:28px}
  .step{padding:0 0 0 0}
  .step + .step::before{display:none}
  .tier-grid{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr}
  .scene-row{grid-template-columns:1fr}
  .grid-3{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .hero{padding:118px 0 52px}
  .hero-burst{width:82px;height:82px;font-size:.68rem;top:-8px;right:0}
  .hero-burst span{font-size:1.1rem}
  .news-grid{grid-template-columns:1fr}
  .cta-panel{padding:36px 24px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:26px}
  .brand-text strong{font-size:.84rem}
  .brand-text small{font-size:.62rem}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .hero h1{font-size:1.55rem}
  .hero-lead{font-size:.94rem}
  .hero-actions .btn-glow,.hero-actions .btn-line{width:100%}
  .countdown{flex-direction:column;align-items:flex-start;gap:12px}
  .cd-units{margin-left:0;width:100%;justify-content:space-between}
  .cd-unit{flex:1;min-width:0;padding:6px 4px}
  .hero-stats{grid-template-columns:1fr}
  .stat-band{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .header-actions .btn-signup{padding:9px 15px;font-size:.78rem}
  .fab{width:50px;height:50px;bottom:84px;left:12px;border-radius:17px;font-size:.85rem}
  .cta-actions .btn-glow,.cta-actions .btn-line{width:100%}
}

/* roulang page: article */
:root{
  --bg-900:#030712;
  --bg-800:#081229;
  --bg-700:#0d1b37;
  --surface:rgba(17,32,63,.72);
  --surface-2:rgba(24,43,80,.52);
  --stroke:rgba(96,165,250,.18);
  --stroke-2:rgba(56,189,248,.45);
  --blue:#2563eb;
  --blue-2:#3b82f6;
  --cyan:#38bdf8;
  --cyan-soft:#7dd3fc;
  --text:#f8fafc;
  --text-2:#cbd5e1;
  --muted:#94a3b8;
  --gold:#fbbf24;
  --green:#22c55e;
  --red:#f43f5e;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-1:0 26px 60px -32px rgba(2,8,25,.95);
  --glow-cyan:0 0 26px rgba(56,189,248,.35);
  --glow-blue:0 0 30px rgba(37,99,235,.45);
  --ease:cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg-900);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(940px 640px at 10% -10%, rgba(37,99,235,.30), transparent 62%),
    radial-gradient(780px 560px at 94% 6%, rgba(56,189,248,.17), transparent 60%),
    radial-gradient(680px 520px at 46% 108%, rgba(37,99,235,.15), transparent 70%);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan-soft);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:#fff}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{line-height:1.28;font-weight:800;letter-spacing:-.015em;margin:0 0 .6rem}
p{margin:0 0 1rem}
ul,ol{margin:0 0 1rem;padding-left:1.15rem}
li{margin-bottom:.45rem}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

/* ============ LAYOUT ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
main{position:relative;z-index:1;padding-top:72px}
.section{padding:76px 0;position:relative}
.section--tight{padding:56px 0}
.section--alt{background:linear-gradient(180deg,rgba(9,20,44,.72) 0%,rgba(3,7,18,.10) 100%);border-top:1px solid rgba(96,165,250,.10);border-bottom:1px solid rgba(96,165,250,.10)}
.section-head{max-width:780px;margin-bottom:34px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.10);
  border:1px solid rgba(56,189,248,.28);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;
}
.section-title{font-size:clamp(1.5rem,3vw,2.15rem);margin-bottom:.5rem}
.section-sub{font-size:1rem;color:var(--muted);max-width:680px;margin:0}
.section-head--center .section-sub{margin-left:auto;margin-right:auto}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(96,165,250,.35),transparent);border:0;margin:0}

/* ============ GLASS CARD ============ */
.glass{
  background:linear-gradient(160deg,rgba(21,39,74,.78) 0%,rgba(8,18,41,.62) 100%);
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1);
}

/* ============ BUTTONS ============ */
.btn-glow,.btn-line,.btn-mini{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:700;border-radius:999px;cursor:pointer;transition:all .25s var(--ease);border:1px solid transparent;text-align:center}
.btn-glow{
  background:linear-gradient(135deg,var(--blue) 0%,var(--cyan) 100%);
  color:#02121f;padding:14px 32px;font-size:.98rem;
  box-shadow:var(--glow-cyan);
}
.btn-glow:hover{color:#02121f;transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.7)}
.btn-glow:active{transform:translateY(0) scale(.98)}
.btn-line{
  background:rgba(56,189,248,.07);color:var(--cyan-soft);
  border-color:rgba(56,189,248,.45);padding:13px 30px;font-size:.98rem;
}
.btn-line:hover{background:rgba(56,189,248,.16);color:#fff;border-color:var(--cyan);transform:translateY(-2px)}
.btn-mini{
  background:rgba(56,189,248,.10);color:var(--cyan-soft);border-color:rgba(56,189,248,.35);
  padding:8px 18px;font-size:.83rem;border-radius:999px;
}
.btn-mini:hover{background:rgba(56,189,248,.22);color:#fff}
.btn-block{width:100%}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(3,7,18,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(96,165,250,.14);
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled{background:rgba(3,7,18,.94);box-shadow:0 12px 34px -22px rgba(0,0,0,.95)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:1.15rem;
  background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.95));
  box-shadow:var(--glow-cyan);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.95rem;font-weight:800;color:#fff;letter-spacing:-.01em}
.brand-text small{font-size:.68rem;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;font-weight:600}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  font-size:.87rem;font-weight:600;color:var(--text-2);
  padding:9px 14px;border-radius:999px;white-space:nowrap;
  border:1px solid transparent;transition:all .22s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.10);border-color:rgba(56,189,248,.24)}
.nav-link.active{color:#04121f;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:var(--glow-cyan)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-ghost{
  font-size:.85rem;font-weight:700;color:var(--cyan-soft);
  border:1px solid rgba(56,189,248,.42);border-radius:999px;padding:9px 18px;
  background:rgba(56,189,248,.05);transition:all .22s var(--ease);
}
.btn-ghost:hover{background:rgba(56,189,248,.16);color:#fff}
.btn-signup{
  font-size:.85rem;font-weight:800;color:#02121f;
  border-radius:999px;padding:10px 20px;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  box-shadow:var(--glow-cyan);transition:all .22s var(--ease);
}
.btn-signup:hover{color:#02121f;transform:translateY(-1px);box-shadow:0 0 30px rgba(56,189,248,.75)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.30);
  color:var(--cyan-soft);align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{background:rgba(56,189,248,.20);color:#fff}

/* ============ ARTICLE HERO ============ */
.article-hero{padding:52px 0 60px;position:relative;overflow:hidden}
.article-hero::after{
  content:"";position:absolute;inset:0;z-index:0;pointer-events:none;opacity:.30;
  background:url('/assets/images/d226228e1ef250d5.jpg') center/cover no-repeat;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 82%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.85),transparent 82%);
}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:.82rem;color:var(--muted);margin-bottom:20px}
.crumbs a{color:var(--muted)}
.crumbs a:hover{color:var(--cyan)}
.crumbs i{font-size:.62rem;opacity:.6}
.crumbs .current{color:var(--cyan-soft);font-weight:600}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(0,1fr);gap:34px;align-items:start}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:18px}
.tag{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.75rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  padding:6px 13px;border-radius:999px;
  background:rgba(56,189,248,.12);color:var(--cyan);border:1px solid rgba(56,189,248,.30);
}
.tag--gold{background:rgba(251,191,36,.12);color:var(--gold);border-color:rgba(251,191,36,.32)}
.tag--green{background:rgba(34,197,94,.12);color:#4ade80;border-color:rgba(34,197,94,.32)}
.article-hero h1{font-size:clamp(1.75rem,3.7vw,2.85rem);line-height:1.22;margin-bottom:18px}
.hero-lead{font-size:1.05rem;color:var(--text-2);max-width:720px;margin-bottom:22px}
.hero-meta{display:flex;flex-wrap:wrap;gap:20px;font-size:.85rem;color:var(--muted)}
.hero-meta span{display:inline-flex;align-items:center;gap:8px}
.hero-meta i{color:var(--cyan)}
.hero-cover{
  margin-top:30px;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid var(--stroke);box-shadow:var(--shadow-1);position:relative;
}
.hero-cover img{width:100%;aspect-ratio:16/8;object-fit:cover}
.hero-cover figcaption{
  position:absolute;left:0;right:0;bottom:0;padding:22px 24px 18px;
  font-size:.86rem;color:var(--text-2);
  background:linear-gradient(180deg,transparent,rgba(3,7,18,.92));
}

/* hero side panel */
.hero-panel{padding:26px 24px}
.hero-panel h2{font-size:1.08rem;margin-bottom:14px;display:flex;align-items:center;gap:10px}
.hero-panel h2 i{color:var(--cyan)}
.key-list{list-style:none;padding:0;margin:0 0 20px}
.key-list li{
  display:flex;gap:11px;align-items:flex-start;
  font-size:.92rem;color:var(--text-2);padding:10px 0;
  border-bottom:1px dashed rgba(96,165,250,.16);
}
.key-list li:last-child{border-bottom:0}
.key-list i{color:var(--cyan);margin-top:4px;font-size:.8rem}
.panel-note{font-size:.8rem;color:var(--muted);margin:14px 0 0;text-align:center}

/* ============ ARTICLE BODY ============ */
.article-wrap{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:38px;align-items:start}
.article-content{font-size:1.02rem;color:var(--text-2);line-height:1.75}
.article-content h2{
  font-size:clamp(1.3rem,2.4vw,1.7rem);color:#fff;margin:2.2rem 0 .9rem;
  padding-left:16px;border-left:3px solid var(--cyan);
}
.article-content h3{font-size:1.14rem;color:#fff;margin:1.7rem 0 .7rem}
.article-content h4{font-size:1rem;color:var(--cyan-soft);margin:1.3rem 0 .5rem}
.article-content p{margin-bottom:1.05rem}
.article-content strong{color:#fff}
.article-content ul,.article-content ol{padding-left:1.3rem;margin-bottom:1.2rem}
.article-content li{margin-bottom:.5rem}
.article-content li::marker{color:var(--cyan)}
.article-content a{color:var(--cyan);border-bottom:1px solid rgba(56,189,248,.35)}
.article-content a:hover{color:#fff;border-color:#fff}
.article-content img{border-radius:var(--radius);border:1px solid var(--stroke);margin:1.4rem 0}
.article-content blockquote{
  margin:1.5rem 0;padding:18px 22px;border-radius:var(--radius);
  background:rgba(56,189,248,.07);border-left:3px solid var(--cyan);
  color:var(--text-2);font-style:italic;
}
.article-content table{width:100%;border-collapse:collapse;margin:1.4rem 0;font-size:.92rem}
.article-content th,.article-content td{padding:11px 14px;border-bottom:1px solid rgba(96,165,250,.16);text-align:left}
.article-content th{color:var(--cyan);font-weight:700;background:rgba(56,189,248,.07)}
.article-content code{background:rgba(56,189,248,.12);color:var(--cyan-soft);padding:2px 7px;border-radius:6px;font-size:.9em}
.article-empty{padding:44px 28px;text-align:center}
.article-empty i{font-size:2rem;color:var(--cyan);margin-bottom:14px;display:block}
.article-empty h2{font-size:1.35rem}
.article-empty p{color:var(--muted);max-width:520px;margin:0 auto 20px}

/* sticky aside */
.article-aside{position:sticky;top:96px;display:flex;flex-direction:column;gap:18px}
.aside-card{padding:22px 20px}
.aside-card h3{font-size:.95rem;color:#fff;margin-bottom:12px;display:flex;align-items:center;gap:9px}
.aside-card h3 i{color:var(--cyan)}
.aside-list{list-style:none;padding:0;margin:0}
.aside-list li{font-size:.88rem;color:var(--text-2);padding:8px 0;border-bottom:1px dashed rgba(96,165,250,.14)}
.aside-list li:last-child{border-bottom:0}
.aside-list b{color:#fff}
.stat-row{display:flex;justify-content:space-between;align-items:center;font-size:.86rem;color:var(--muted);padding:9px 0;border-bottom:1px dashed rgba(96,165,250,.14)}
.stat-row:last-child{border-bottom:0}
.stat-row b{color:var(--cyan);font-size:.95rem}

/* ============ CODE CARDS ============ */
.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.grid-4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.code-card{padding:24px 22px;position:relative;transition:transform .25s var(--ease),border-color .25s var(--ease),box-shadow .25s var(--ease)}
.code-card:hover{transform:translateY(-5px);border-color:var(--stroke-2);box-shadow:0 0 32px -8px rgba(56,189,248,.45)}
.code-card .cc-top{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:14px}
.code-value{font-size:1.6rem;font-weight:800;color:#fff;line-height:1.1}
.code-value small{display:block;font-size:.72rem;font-weight:600;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-top:4px}
.code-string{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:.95rem;font-weight:700;letter-spacing:.06em;color:var(--cyan);
  background:rgba(56,189,248,.10);border:1px dashed rgba(56,189,248,.40);
  border-radius:var(--radius-sm);padding:10px 14px;text-align:center;margin-bottom:14px;
}
.code-card ul{list-style:none;padding:0;margin:0}
.code-card li{font-size:.85rem;color:var(--muted);display:flex;gap:9px;padding:5px 0}
.code-card li i{color:var(--cyan);font-size:.72rem;margin-top:6px}
.badge-state{
  font-size:.68rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;white-space:nowrap;
}
.badge-live{background:rgba(34,197,94,.14);color:#4ade80;border:1px solid rgba(34,197,94,.35)}
.badge-hot{background:rgba(244,63,94,.14);color:#fb7185;border:1px solid rgba(244,63,94,.35)}
.badge-soon{background:rgba(251,191,36,.14);color:var(--gold);border:1px solid rgba(251,191,36,.35)}

/* ============ STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;counter-reset:step}
.step{padding:26px 24px;position:relative}
.step-num{
  display:inline-flex;align-items:center;justify-content:center;
  width:44px;height:44px;border-radius:14px;margin-bottom:16px;
  font-weight:800;font-size:1.05rem;color:#02121f;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  box-shadow:var(--glow-cyan);
}
.step h3{font-size:1.05rem;margin-bottom:8px}
.step p{font-size:.9rem;color:var(--muted);margin:0}

/* ============ NOTES ============ */
.note-col{padding:26px 24px}
.note-col h3{font-size:1.08rem;display:flex;align-items:center;gap:10px;margin-bottom:16px}
.note-col h3 i{color:var(--cyan)}
.note-col.note-warn h3 i{color:var(--gold)}
.tick-list{list-style:none;padding:0;margin:0}
.tick-list li{display:flex;gap:11px;font-size:.92rem;color:var(--text-2);padding:9px 0;border-bottom:1px dashed rgba(96,165,250,.14)}
.tick-list li:last-child{border-bottom:0}
.tick-list i{color:var(--cyan);margin-top:5px;font-size:.78rem}
.note-warn .tick-list i{color:var(--gold)}

/* ============ FAQ ============ */
.faq-list{max-width:900px;margin:0 auto}
.faq-item{
  border:1px solid var(--stroke);border-radius:var(--radius);
  background:linear-gradient(160deg,rgba(21,39,74,.68) 0%,rgba(8,18,41,.52) 100%);
  margin-bottom:14px;overflow:hidden;transition:border-color .25s var(--ease)
}
.faq-item[open]{border-color:var(--stroke-2)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  font-weight:700;font-size:.98rem;color:#fff;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary i{color:var(--cyan);transition:transform .3s var(--ease);flex-shrink:0}
.faq-item[open] summary i{transform:rotate(45deg)}
.faq-body{padding:0 22px 20px;font-size:.93rem;color:var(--muted);line-height:1.7}

/* ============ RELATED ============ */
.post-list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.post-card{overflow:hidden;display:flex;flex-direction:column;transition:transform .25s var(--ease),border-color .25s var(--ease)}
.post-card:hover{transform:translateY(-5px);border-color:var(--stroke-2)}
.post-thumb{position:relative;overflow:hidden}
.post-thumb img{width:100%;aspect-ratio:16/9;object-fit:cover;transition:transform .4s var(--ease)}
.post-card:hover .post-thumb img{transform:scale(1.05)}
.post-body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.post-body h3{font-size:1rem;line-height:1.4;margin-bottom:10px}
.post-body h3 a{color:#fff}
.post-body h3 a:hover{color:var(--cyan)}
.post-body p{font-size:.87rem;color:var(--muted);margin:0 0 14px;flex:1}
.post-meta{font-size:.78rem;color:var(--muted);display:flex;align-items:center;gap:8px}

/* ============ CTA ============ */
.cta-band{
  padding:48px 40px;text-align:center;position:relative;overflow:hidden;
  border-radius:var(--radius-lg);border:1px solid rgba(56,189,248,.30);
  background:linear-gradient(140deg,rgba(37,99,235,.28) 0%,rgba(8,18,41,.85) 62%);
}
.cta-band::after{
  content:"";position:absolute;inset:0;opacity:.18;pointer-events:none;
  background:url('/assets/images/98158e1d7ff8a1b3.jpg') center/cover no-repeat;
}
.cta-band>*{position:relative;z-index:1}
.cta-band h2{font-size:clamp(1.45rem,3vw,2.1rem);margin-bottom:12px}
.cta-band p{color:var(--text-2);max-width:640px;margin:0 auto 26px}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center}
.cta-facts{display:flex;flex-wrap:wrap;gap:26px;justify-content:center;margin-top:28px}
.cta-facts span{font-size:.85rem;color:var(--muted);display:inline-flex;align-items:center;gap:8px}
.cta-facts i{color:var(--cyan)}

/* ============ FOOTER ============ */
.site-footer{
  position:relative;z-index:1;margin-top:20px;padding:64px 0 30px;
  background:linear-gradient(180deg,rgba(3,7,18,.25) 0%,rgba(5,12,30,.95) 100%);
  border-top:1px solid rgba(96,165,250,.16);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{display:block;font-size:.95rem;color:#fff;font-weight:800;line-height:1.2}
.footer-brand small{font-size:.7rem;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;font-weight:600}
.footer-note{font-size:.86rem;color:var(--muted);max-width:380px;margin:0}
.footer-col h4{font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:var(--cyan);margin-bottom:16px}
.footer-col ul{list-style:none;padding:0;margin:0}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:.88rem;color:var(--text-2)}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;padding-top:22px;font-size:.8rem;color:var(--muted)}
.footer-legal{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:10px;font-weight:800;font-size:.76rem;
  color:var(--cyan);border:1px solid rgba(56,189,248,.42);background:rgba(56,189,248,.08);
}

/* ============ FAB ============ */
.fab-support{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 18px;border-radius:999px;min-height:52px;
  background:rgba(7,12,28,.82);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,12,28,.86),rgba(7,12,28,.86)),linear-gradient(135deg,var(--cyan),var(--blue));
  background-origin:border-box;background-clip:padding-box,border-box;
  color:var(--cyan-soft);font-size:.85rem;font-weight:700;
  box-shadow:0 0 22px rgba(6,182,212,.42);
  opacity:.78;transition:all .28s var(--ease);
  animation:fabPulse 3.2s ease-in-out infinite;
}
.fab-support i{font-size:1rem;transition:transform .35s var(--ease)}
.fab-support:hover{opacity:1;color:#fff;box-shadow:0 0 34px rgba(6,182,212,.65);transform:translateY(-2px)}
.fab-support:hover i{transform:rotate(-12deg) scale(1.12)}
.fab-support:active{transform:scale(.95)}
.fab-dot{
  position:absolute;top:-3px;right:-3px;width:11px;height:11px;border-radius:50%;
  background:var(--red);box-shadow:0 0 10px rgba(244,63,94,.9);
  animation:dotPulse 1.6s ease-in-out infinite;
}
@keyframes fabPulse{0%,100%{box-shadow:0 0 20px rgba(6,182,212,.35)}50%{box-shadow:0 0 32px rgba(6,182,212,.62)}}
@keyframes dotPulse{0%,100%{transform:scale(1);opacity:1}50%{transform:scale(1.35);opacity:.7}}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:26px}
  .article-wrap{grid-template-columns:1fr;gap:30px}
  .article-aside{position:static}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .grid-3,.steps,.post-list{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:860px){
  .main-nav{
    position:fixed;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:6px;
    padding:16px 20px 22px;margin-left:0;
    background:rgba(3,7,18,.97);backdrop-filter:blur(18px);
    border-bottom:1px solid rgba(96,165,250,.18);
    transform:translateY(-12px);opacity:0;visibility:hidden;
    transition:all .28s var(--ease);
    max-height:calc(100vh - 72px);overflow-y:auto;
  }
  .main-nav.open{transform:translateY(0);opacity:1;visibility:visible}
  .nav-link{padding:12px 14px;font-size:.92rem}
  .nav-toggle{display:inline-flex}
  .header-actions{margin-left:auto}
  .btn-ghost,.btn-signup{padding:8px 14px;font-size:.79rem}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .section--tight{padding:44px 0}
  .article-hero{padding:36px 0 46px}
  .grid-2,.grid-3,.grid-4,.steps,.post-list{grid-template-columns:1fr}
  .cta-band{padding:34px 22px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .brand-text strong{font-size:.86rem}
  .brand-text small{font-size:.62rem}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .header-inner{height:66px;gap:12px}
  .brand-mark{width:38px;height:38px;border-radius:11px}
  .btn-ghost{display:none}
  .hero-meta{gap:12px;font-size:.79rem}
  .code-value{font-size:1.35rem}
  .footer-bottom{flex-direction:column;align-items:flex-start;text-align:left}
  .fab-support{left:12px;bottom:86px;padding:11px 15px;font-size:.79rem}
}

/* roulang page: category1 */
:root{
  --bg-900:#030712;
  --bg-800:#081229;
  --bg-700:#0d1b37;
  --surface:rgba(17,32,63,.72);
  --surface-2:rgba(24,43,80,.52);
  --stroke:rgba(96,165,250,.18);
  --stroke-2:rgba(56,189,248,.45);
  --blue:#2563eb;
  --blue-2:#3b82f6;
  --cyan:#38bdf8;
  --cyan-soft:#7dd3fc;
  --text:#f8fafc;
  --text-2:#cbd5e1;
  --muted:#94a3b8;
  --gold:#fbbf24;
  --green:#22c55e;
  --red:#f43f5e;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-1:0 26px 60px -32px rgba(2,8,25,.95);
  --glow-cyan:0 0 26px rgba(56,189,248,.35);
  --glow-blue:0 0 30px rgba(37,99,235,.45);
  --ease:cubic-bezier(.4,0,.2,1);
}
/* roulang page: category1 */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg-900);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(940px 640px at 10% -10%, rgba(37,99,235,.30), transparent 62%),
    radial-gradient(780px 560px at 94% 6%, rgba(56,189,248,.17), transparent 60%),
    radial-gradient(680px 520px at 46% 108%, rgba(37,99,235,.15), transparent 70%);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan-soft);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:#fff}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{font-weight:800;line-height:1.25;letter-spacing:-.015em;margin:0 0 .6rem;color:#fff}
p{margin:0 0 1rem}
ul,ol{margin:0;padding:0;list-style:none}
::selection{background:rgba(56,189,248,.35);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
section[id],div[id]{scroll-margin-top:96px}

/* ============ LAYOUT ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
main{position:relative;z-index:1;padding-top:72px}
.section{padding:76px 0;position:relative}
.section--tight{padding:56px 0}
.section--alt{background:linear-gradient(180deg,rgba(9,20,44,.72) 0%,rgba(3,7,18,.10) 100%);border-top:1px solid rgba(96,165,250,.10);border-bottom:1px solid rgba(96,165,250,.10)}
.section-head{max-width:780px;margin-bottom:34px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.10);
  border:1px solid rgba(56,189,248,.28);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;
}
.section-title{font-size:clamp(1.5rem,3vw,2.15rem);margin-bottom:.5rem}
.section-sub{font-size:1rem;color:var(--muted);max-width:680px;margin:0}
.section-head--center .section-sub{margin-left:auto;margin-right:auto}
.section-foot{margin-top:34px}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(96,165,250,.35),transparent);border:0;margin:0}

/* ============ GLASS ============ */
.glass{
  background:linear-gradient(160deg,rgba(21,39,74,.78) 0%,rgba(8,18,41,.62) 100%);
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1);
}

/* ============ BUTTONS ============ */
.btn-glow,.btn-line,.btn-mini{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:700;border-radius:999px;cursor:pointer;transition:all .25s var(--ease);border:1px solid transparent;text-align:center}
.btn-glow{
  background:linear-gradient(135deg,var(--blue) 0%,var(--cyan) 100%);
  color:#02121f;padding:14px 32px;font-size:.98rem;
  box-shadow:var(--glow-cyan);
}
.btn-glow:hover{color:#02121f;transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.7)}
.btn-glow:active{transform:translateY(0) scale(.98)}
.btn-glow.btn-sm{padding:12px 22px;font-size:.9rem}
.btn-line{
  background:rgba(56,189,248,.07);color:var(--cyan-soft);
  border-color:rgba(56,189,248,.45);padding:13px 30px;font-size:.98rem;
}
.btn-line:hover{background:rgba(56,189,248,.16);color:#fff;border-color:var(--cyan);transform:translateY(-2px)}
.btn-line.btn-sm{padding:11px 22px;font-size:.9rem}
.btn-mini{
  background:rgba(56,189,248,.10);color:var(--cyan-soft);border-color:rgba(56,189,248,.35);
  padding:8px 18px;font-size:.83rem;border-radius:999px;
}
.btn-mini:hover{background:rgba(56,189,248,.22);color:#fff}
.btn-block{width:100%}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(3,7,18,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(96,165,250,.14);
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled{background:rgba(3,7,18,.94);box-shadow:0 12px 34px -22px rgba(0,0,0,.95)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:1.15rem;
  background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.95));
  box-shadow:var(--glow-cyan);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.95rem;font-weight:800;color:#fff;letter-spacing:-.01em}
.brand-text small{font-size:.68rem;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;font-weight:600}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  font-size:.87rem;font-weight:600;color:var(--text-2);
  padding:9px 14px;border-radius:999px;white-space:nowrap;
  border:1px solid transparent;transition:all .22s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.10);border-color:rgba(56,189,248,.24)}
.nav-link.active{color:#04121f;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:var(--glow-cyan)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-ghost{
  font-size:.85rem;font-weight:700;color:var(--cyan-soft);
  border:1px solid rgba(56,189,248,.42);border-radius:999px;padding:9px 18px;
  background:rgba(56,189,248,.05);transition:all .22s var(--ease);
}
.btn-ghost:hover{background:rgba(56,189,248,.16);color:#fff}
.btn-signup{
  font-size:.85rem;font-weight:800;color:#02121f;
  border-radius:999px;padding:10px 20px;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  box-shadow:var(--glow-cyan);transition:all .22s var(--ease);
}
.btn-signup:hover{color:#02121f;transform:translateY(-1px);box-shadow:0 0 30px rgba(56,189,248,.75)}
.nav-toggle{
  display:none;width:42px;height:42px;border-radius:12px;
  align-items:center;justify-content:center;font-size:1rem;
  background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.30);
  color:var(--cyan-soft);cursor:pointer;transition:all .22s var(--ease);
}
.nav-toggle:hover{background:rgba(56,189,248,.2);color:#fff}

/* ============ HERO ============ */
.cat-hero{position:relative;overflow:hidden;padding:58px 0 66px;border-bottom:1px solid rgba(96,165,250,.12)}
.cat-hero__bg{
  position:absolute;inset:0;background-image:url('/assets/images/98158e1d7ff8a1b3.jpg');
  background-size:cover;background-position:center;opacity:.22;
}
.cat-hero__bg::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(115deg,rgba(3,7,18,.96) 0%,rgba(4,10,26,.88) 46%,rgba(8,18,41,.72) 100%);
}
.cat-hero .container{position:relative;z-index:2}
.breadcrumb-nav{display:flex;align-items:center;gap:9px;font-size:.82rem;color:var(--muted);margin-bottom:22px;flex-wrap:wrap}
.breadcrumb-nav a{color:var(--text-2)}
.breadcrumb-nav a:hover{color:var(--cyan-soft)}
.breadcrumb-nav .current{color:var(--cyan)}
.hero-title{font-size:clamp(1.85rem,4vw,2.9rem);line-height:1.2;margin-bottom:16px}
.hero-lead{font-size:1.03rem;color:var(--text-2);max-width:640px;line-height:1.7}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin:26px 0 24px}
.hero-trust{display:flex;flex-wrap:wrap;gap:10px 24px;font-size:.88rem;color:var(--text-2)}
.hero-trust li{display:flex;align-items:center;gap:9px}
.hero-trust i{color:var(--green)}

.hero-panel{padding:22px;border-radius:var(--radius-lg)}
.hero-cover{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--stroke);margin-bottom:20px}
.hero-cover img{width:100%;aspect-ratio:16/10;object-fit:cover}
.hero-cover__tag{
  position:absolute;left:14px;bottom:14px;
  font-size:.72rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;
  color:#04121f;background:linear-gradient(135deg,var(--cyan),var(--blue-2));
  border-radius:999px;padding:6px 13px;
}
.panel-title{font-size:1.05rem;margin-bottom:12px}
.hero-toc{counter-reset:toc;margin-bottom:20px}
.hero-toc li{counter-increment:toc;display:flex;gap:11px;font-size:.9rem;color:var(--text-2);padding:7px 0;border-bottom:1px dashed rgba(96,165,250,.16)}
.hero-toc li:last-child{border-bottom:0}
.hero-toc li::before{
  content:counter(toc,decimal-leading-zero);
  font-size:.72rem;font-weight:800;color:var(--cyan);
  min-width:22px;padding-top:3px;
}
.lead-form{border-top:1px solid rgba(96,165,250,.16);padding-top:18px}
.lead-form label{display:block;font-size:.83rem;font-weight:600;color:var(--text-2);margin-bottom:9px}
.lead-form__row{display:flex;gap:10px;flex-wrap:wrap}
.lead-form__row input{
  flex:1 1 150px;min-width:0;padding:12px 16px;border-radius:999px;
  border:1px solid rgba(56,189,248,.35);background:rgba(3,7,18,.72);color:#fff;
}
.lead-form__row input::placeholder{color:var(--muted)}
.lead-form__row input:focus{outline:none;border-color:var(--cyan);box-shadow:var(--glow-cyan)}
.form-note{font-size:.78rem;color:var(--muted);margin:12px 0 0}

.stat-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:38px}
.stat-item{padding:18px 20px;border-radius:var(--radius-sm);background:rgba(17,32,63,.62);border:1px solid var(--stroke)}
.stat-value{display:block;font-size:1.42rem;font-weight:800;color:#fff;line-height:1.2}
.stat-value em{font-style:normal;color:var(--cyan)}
.stat-label{display:block;font-size:.8rem;color:var(--muted);margin-top:4px}

/* ============ TIERS ============ */
.tier-card{
  height:100%;padding:26px;border-radius:var(--radius);position:relative;
  border:1px solid var(--stroke);
  background:linear-gradient(165deg,rgba(21,39,74,.80) 0%,rgba(8,18,41,.60) 100%);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.tier-card:hover{transform:translateY(-4px);border-color:var(--stroke-2);box-shadow:var(--glow-blue)}
.tier-card--featured{border-color:rgba(56,189,248,.55);box-shadow:0 0 0 1px rgba(56,189,248,.20),var(--glow-cyan)}
.tier-badge{
  position:absolute;top:18px;right:18px;
  font-size:.68rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;
  padding:5px 11px;border-radius:999px;color:var(--cyan);
  background:rgba(56,189,248,.14);border:1px solid rgba(56,189,248,.35);
}
.tier-amount{font-size:2.1rem;font-weight:800;color:#fff;margin:6px 0 2px;line-height:1.1}
.tier-amount span{font-size:1rem;color:var(--cyan);font-weight:700}
.tier-name{font-size:.88rem;color:var(--muted);margin-bottom:16px}
.tier-list li{display:flex;gap:11px;font-size:.92rem;color:var(--text-2);padding:8px 0;border-bottom:1px dashed rgba(96,165,250,.14)}
.tier-list li:last-child{border-bottom:0}
.tier-list i{color:var(--cyan);font-size:.72rem;margin-top:6px;flex-shrink:0}
.tier-foot{margin-top:18px;font-size:.85rem;color:var(--text-2);padding-top:16px;border-top:1px solid rgba(96,165,250,.16)}
.tier-foot strong{color:#fff}

/* ============ CHECKLIST ============ */
.check-list li{display:flex;gap:12px;font-size:.95rem;color:var(--text-2);padding:12px 0;border-bottom:1px solid rgba(96,165,250,.10);line-height:1.6}
.check-list li:last-child{border-bottom:0}
.check-list i{color:var(--green);margin-top:5px;flex-shrink:0}
.check-list--warn i{color:var(--gold)}
.media-frame{border-radius:var(--radius);overflow:hidden;border:1px solid var(--stroke);margin-bottom:18px}
.media-frame img{width:100%;aspect-ratio:4/3;object-fit:cover}
.note-box{
  padding:20px;border-radius:var(--radius-sm);
  border:1px solid rgba(251,191,36,.28);background:rgba(251,191,36,.06);
}
.note-box h3{font-size:.95rem;margin-bottom:10px;color:var(--gold)}
.note-box li{font-size:.88rem;color:var(--text-2);padding:6px 0 6px 18px;position:relative;line-height:1.6}
.note-box li::before{content:"";position:absolute;left:0;top:14px;width:7px;height:7px;border-radius:50%;background:var(--gold)}

/* ============ STEPS ============ */
.step-list{display:grid;gap:16px}
.step-item{
  display:grid;grid-template-columns:56px 1fr;gap:18px;padding:22px;
  border-radius:var(--radius);border:1px solid var(--stroke);
  background:rgba(13,27,55,.55);
  transition:border-color .25s var(--ease),background .25s var(--ease),transform .25s var(--ease);
}
.step-item:hover{border-color:var(--stroke-2);background:rgba(17,32,63,.78);transform:translateX(4px)}
.step-num{
  width:56px;height:56px;border-radius:16px;display:flex;align-items:center;justify-content:center;
  font-weight:800;font-size:1.15rem;color:#02121f;
  background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:var(--glow-cyan);
}
.step-item h3{font-size:1.02rem;margin-bottom:6px}
.step-item p{font-size:.92rem;color:var(--muted);margin:0}

/* ============ CHANNELS & TIME ============ */
.channel-card{
  height:100%;padding:20px;border-radius:var(--radius-sm);
  border:1px solid var(--stroke);background:rgba(13,27,55,.60);
  display:flex;gap:14px;align-items:flex-start;
  transition:border-color .25s var(--ease),transform .25s var(--ease);
}
.channel-card:hover{border-color:var(--stroke-2);transform:translateY(-3px)}
.channel-icon{
  width:46px;height:46px;border-radius:12px;flex-shrink:0;display:grid;place-items:center;
  background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.30);
  color:var(--cyan);font-size:1.05rem;
}
.channel-card h3{font-size:.98rem;margin-bottom:4px}
.channel-card p{font-size:.85rem;color:var(--muted);margin:0}
.time-list{margin-top:6px}
.time-row{display:grid;grid-template-columns:160px 1fr;gap:18px;padding:16px 0;border-bottom:1px solid rgba(96,165,250,.12);align-items:start}
.time-row:last-child{border-bottom:0}
.time-badge{
  display:inline-flex;align-items:center;gap:8px;width:fit-content;
  font-size:.86rem;font-weight:700;color:var(--cyan);
  background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.28);
  border-radius:999px;padding:6px 14px;
}
.time-row h3{font-size:.96rem;margin-bottom:4px}
.time-row p{font-size:.86rem;color:var(--muted);margin:0}

/* ============ CATEGORY MATRIX ============ */
.cat-card{
  display:block;height:100%;padding:24px;border-radius:var(--radius);
  border:1px solid var(--stroke);
  background:linear-gradient(160deg,rgba(21,39,74,.75) 0%,rgba(8,18,41,.58) 100%);
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--stroke-2);box-shadow:var(--glow-blue);color:inherit}
.cat-card.is-current{border-color:rgba(56,189,248,.5);box-shadow:var(--glow-cyan)}
.cat-card__top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.cat-card__icon{
  width:44px;height:44px;border-radius:13px;display:grid;place-items:center;
  background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.30);color:var(--cyan);
}
.cat-tag{font-size:.68rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--cyan);background:rgba(56,189,248,.13);border:1px solid rgba(56,189,248,.32);border-radius:999px;padding:5px 11px}
.cat-card h3{font-size:1.06rem;margin-bottom:8px}
.cat-card p{font-size:.88rem;color:var(--muted);margin:0}
.cat-card__more{display:inline-flex;align-items:center;gap:8px;margin-top:16px;font-size:.85rem;font-weight:700;color:var(--cyan-soft)}

/* ============ QUOTES ============ */
.quote-card{
  height:100%;padding:24px;border-radius:var(--radius);
  border:1px solid var(--stroke);background:rgba(13,27,55,.55);
  display:flex;flex-direction:column;
  transition:border-color .25s var(--ease),transform .25s var(--ease);
}
.quote-card:hover{border-color:var(--stroke-2);transform:translateY(-3px)}
.quote-text{font-size:.95rem;color:var(--text-2);line-height:1.7;margin-bottom:18px}
.quote-meta{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:16px;border-top:1px solid rgba(96,165,250,.12)}
.avatar{
  width:42px;height:42px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;
  font-weight:800;color:#02121f;background:linear-gradient(135deg,var(--blue),var(--cyan));
}
.quote-meta strong{display:block;font-size:.9rem;color:#fff}
.quote-meta span{display:block;font-size:.78rem;color:var(--muted)}
.quote-amount{margin-left:auto;font-weight:800;color:var(--gold);font-size:.95rem;white-space:nowrap}

/* ============ NEWS LIST ============ */
.news-card{
  height:100%;padding:22px;border-radius:var(--radius);
  border:1px solid var(--stroke);
  background:linear-gradient(160deg,rgba(17,32,63,.72) 0%,rgba(8,18,41,.55) 100%);
  display:flex;flex-direction:column;
  transition:transform .28s var(--ease),border-color .28s var(--ease),box-shadow .28s var(--ease);
}
.news-card:hover{transform:translateY(-4px);border-color:var(--stroke-2);box-shadow:var(--glow-blue)}
.news-meta{display:flex;flex-wrap:wrap;gap:10px;font-size:.75rem;color:var(--muted);margin-bottom:12px}
.news-meta .news-cat{color:var(--cyan);background:rgba(56,189,248,.12);border:1px solid rgba(56,189,248,.28);border-radius:999px;padding:3px 10px;font-weight:600}
.news-title{font-size:1.02rem;margin-bottom:10px;line-height:1.45}
.news-title a{color:#fff}
.news-title a:hover{color:var(--cyan-soft)}
.news-excerpt{font-size:.88rem;color:var(--muted);margin:0}
.empty-note{
  padding:22px;border-radius:var(--radius-sm);border:1px dashed rgba(96,165,250,.30);
  color:var(--muted);font-size:.92rem;background:rgba(13,27,55,.45);margin:0;
}

/* ============ FAQ ============ */
.faq-item{
  border:1px solid var(--stroke);border-radius:var(--radius-sm);
  background:rgba(13,27,55,.55);margin-bottom:12px;overflow:hidden;
  transition:border-color .25s var(--ease),background .25s var(--ease);
}
.faq-item[open]{border-color:var(--stroke-2);background:rgba(17,32,63,.75)}
.faq-item summary{
  cursor:pointer;padding:18px 22px;font-weight:700;font-size:.99rem;color:#fff;
  list-style:none;display:flex;justify-content:space-between;align-items:flex-start;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;
  color:var(--cyan);flex-shrink:0;font-size:.85rem;padding-top:4px;
  transition:transform .25s var(--ease);
}
.faq-item[open] summary::after{content:"\f068"}
.faq-body{padding:0 22px 20px;font-size:.92rem;color:var(--text-2);line-height:1.7}

/* ============ CTA BAND ============ */
.cta-band{
  position:relative;overflow:hidden;padding:46px;border-radius:var(--radius-lg);
  border:1px solid rgba(56,189,248,.35);
  background:linear-gradient(135deg,rgba(37,99,235,.28) 0%,rgba(3,7,18,.92) 78%);
  box-shadow:var(--glow-blue);
  display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;
}
.cta-band::after{
  content:"";position:absolute;right:-90px;top:-90px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(56,189,248,.30),transparent 68%);
}
.cta-band > *{position:relative;z-index:2}
.cta-band h2{font-size:clamp(1.4rem,2.6vw,2rem)}
.cta-band p{color:var(--text-2);font-size:.98rem;max-width:520px}
.cta-form{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:14px}
.cta-form input{
  flex:1 1 200px;min-width:0;padding:13px 18px;border-radius:999px;
  border:1px solid rgba(56,189,248,.35);background:rgba(3,7,18,.72);color:#fff;
}
.cta-form input::placeholder{color:var(--muted)}
.cta-form input:focus{outline:none;border-color:var(--cyan);box-shadow:var(--glow-cyan)}
.pay-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.pay-badge{
  font-size:.76rem;font-weight:700;color:var(--text-2);
  border:1px solid var(--stroke);background:rgba(17,32,63,.60);
  border-radius:8px;padding:7px 12px;letter-spacing:.03em;
}
.cta-note{font-size:.8rem;color:var(--muted);margin:0}

/* ============ FAB ============ */
.fab{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  min-height:52px;padding:9px 16px 9px 11px;border-radius:999px;
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,12,26,.88),rgba(7,12,26,.88)),linear-gradient(135deg,var(--cyan),var(--blue));
  background-origin:border-box;background-clip:padding-box,border-box;
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  color:#e2f4ff;font-size:.84rem;font-weight:700;
  opacity:.85;transition:all .25s var(--ease);
  animation:fabPulse 3s ease-in-out infinite;
}
.fab:hover{opacity:1;transform:scale(1.05);color:#fff}
.fab:active{transform:scale(.95) translateY(2px)}
.fab-icon{
  width:34px;height:34px;border-radius:50%;display:grid;place-items:center;flex-shrink:0;
  background:linear-gradient(135deg,rgba(37,99,235,.9),rgba(56,189,248,.9));color:#02121f;
}
.fab:hover .fab-icon{animation:fabFlicker .6s ease-in-out 2}
.fab-dot{
  position:absolute;top:-2px;right:8px;width:10px;height:10px;border-radius:50%;
  background:var(--red);box-shadow:0 0 0 3px rgba(3,7,18,.9);
  animation:fabDot 1.6s ease-in-out infinite;
}
@keyframes fabPulse{
  0%,100%{box-shadow:0 0 16px rgba(56,189,248,.35)}
  50%{box-shadow:0 0 28px rgba(56,189,248,.65)}
}
@keyframes fabDot{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
@keyframes fabFlicker{0%,100%{opacity:1}40%{opacity:.35}70%{opacity:1}}

/* ============ FOOTER ============ */
.site-footer{
  position:relative;z-index:1;margin-top:24px;padding:58px 0 26px;
  background:linear-gradient(180deg,rgba(8,18,41,.60) 0%,rgba(3,7,18,.98) 100%);
  border-top:1px solid rgba(96,165,250,.16);
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{display:block;font-size:.95rem;color:#fff}
.footer-brand small{display:block;font-size:.72rem;color:var(--cyan);text-transform:uppercase;letter-spacing:.06em;font-weight:600}
.footer-note{font-size:.88rem;color:var(--muted);max-width:430px;margin:0}
.footer-col h4{font-size:.82rem;text-transform:uppercase;letter-spacing:.1em;margin-bottom:14px;color:#fff}
.footer-col ul li{margin-bottom:9px}
.footer-col ul a{font-size:.89rem;color:var(--text-2)}
.footer-col ul a:hover{color:var(--cyan-soft)}
.site-footer .divider{margin:34px 0 22px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:18px;flex-wrap:wrap;font-size:.82rem;color:var(--muted)}
.footer-legal{display:flex;align-items:center;gap:11px;flex-wrap:wrap}
.age-badge{
  display:inline-grid;place-items:center;width:34px;height:34px;border-radius:9px;
  border:1px solid rgba(56,189,248,.40);color:var(--cyan-soft);font-weight:800;font-size:.78rem;
}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .cta-band{grid-template-columns:1fr;padding:34px;gap:24px}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:980px){
  .main-nav{
    position:absolute;top:72px;left:0;right:0;margin-left:0;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 20px 20px;display:none;
    background:rgba(3,7,18,.97);border-bottom:1px solid rgba(96,165,250,.18);
    backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  }
  .main-nav.is-open{display:flex}
  .nav-link{padding:12px 16px;font-size:.92rem}
  .nav-toggle{display:inline-flex}
  .header-inner{justify-content:space-between;gap:12px}
  .header-actions{margin-left:auto;gap:8px}
  .btn-ghost{padding:8px 14px;font-size:.8rem}
  .btn-signup{padding:9px 15px;font-size:.8rem}
  .section{padding:58px 0}
  .cat-hero{padding:44px 0 54px}
  .time-row{grid-template-columns:1fr;gap:8px}
  .step-item{grid-template-columns:48px 1fr;gap:14px;padding:18px}
  .step-num{width:48px;height:48px;border-radius:14px;font-size:1rem}
}
@media (max-width:768px){
  .hero-lead{font-size:.98rem}
  .hero-cta{gap:10px}
  .hero-cta .btn-glow,.hero-cta .btn-line{width:100%}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .quote-amount{margin-left:0;width:100%}
  .quote-meta{flex-wrap:wrap}
  .cta-band{padding:26px}
  .fab{left:12px;bottom:84px}
}
@media (max-width:520px){
  .container{padding:0 14px}
  .brand-mark{width:36px;height:36px;border-radius:11px;font-size:1rem}
  .brand-text strong{font-size:.8rem}
  .brand-text small{display:none}
  .btn-ghost{padding:7px 11px;font-size:.72rem}
  .btn-signup{padding:8px 12px;font-size:.72rem}
  .nav-toggle{width:36px;height:36px;border-radius:10px}
  .stat-strip{grid-template-columns:1fr;gap:10px}
  .tier-amount{font-size:1.8rem}
  .hero-panel{padding:16px}
  .fab{padding:8px;min-height:52px;width:52px;justify-content:center}
  .fab-text{display:none}
  .fab-dot{right:4px}
  .section{padding:48px 0}
}
@media (max-width:430px){
  .brand-text{display:none}
  .header-actions{gap:6px}
}

/* roulang page: category2 */
/* roulang page: category2 - giftcode su kien & tai app */
:root{
  --bg-900:#030712;
  --bg-800:#081229;
  --bg-700:#0d1b37;
  --surface:rgba(17,32,63,.72);
  --surface-2:rgba(24,43,80,.52);
  --stroke:rgba(96,165,250,.18);
  --stroke-2:rgba(56,189,248,.45);
  --blue:#2563eb;
  --blue-2:#3b82f6;
  --cyan:#38bdf8;
  --cyan-soft:#7dd3fc;
  --text:#f8fafc;
  --text-2:#cbd5e1;
  --muted:#94a3b8;
  --gold:#fbbf24;
  --green:#22c55e;
  --red:#f43f5e;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-1:0 26px 60px -32px rgba(2,8,25,.95);
  --glow-cyan:0 0 26px rgba(56,189,248,.35);
  --glow-blue:0 0 30px rgba(37,99,235,.45);
  --ease:cubic-bezier(.4,0,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg-900);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(940px 640px at 10% -10%, rgba(37,99,235,.30), transparent 62%),
    radial-gradient(780px 560px at 94% 6%, rgba(56,189,248,.17), transparent 60%),
    radial-gradient(680px 520px at 46% 108%, rgba(37,99,235,.15), transparent 70%);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan-soft);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:#fff}
a:focus-visible,button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0 0 .6rem;line-height:1.25;font-weight:800;letter-spacing:-.01em;color:#fff}
h1{font-size:clamp(1.65rem,3.5vw,2.6rem)}
h2{font-size:clamp(1.45rem,2.8vw,2.1rem)}
h3{font-size:1.06rem}
h4{font-size:.95rem}
p{margin:0 0 1rem;color:var(--text-2)}
ul{margin:0;padding:0;list-style:none}
strong{color:#fff}
::selection{background:rgba(56,189,248,.35);color:#fff}

/* ============ LAYOUT ============ */
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
main{position:relative;z-index:1}
.section{padding:74px 0;position:relative}
.section--tight{padding:52px 0}
.section--alt{
  background:linear-gradient(180deg,rgba(9,20,44,.74) 0%,rgba(3,7,18,.10) 100%);
  border-top:1px solid rgba(96,165,250,.10);
  border-bottom:1px solid rgba(96,165,250,.10);
}
.section-head{max-width:780px;margin-bottom:34px}
.section-head--wide{max-width:900px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.72rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.10);
  border:1px solid rgba(56,189,248,.28);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;
}
.section-title{margin-bottom:.55rem}
.section-sub{font-size:1rem;color:var(--muted);max-width:680px;margin:0}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(96,165,250,.35),transparent);border:0;margin:0}

/* ============ SURFACES ============ */
.glass{
  background:linear-gradient(160deg,rgba(21,39,74,.78) 0%,rgba(8,18,41,.62) 100%);
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1);
}
.glass-soft{
  background:linear-gradient(160deg,rgba(20,37,70,.55) 0%,rgba(8,18,41,.42) 100%);
  border:1px solid rgba(96,165,250,.14);
  border-radius:var(--radius);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.badge-soft{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.74rem;font-weight:700;letter-spacing:.04em;
  padding:5px 12px;border-radius:999px;
  background:rgba(56,189,248,.12);color:var(--cyan-soft);
  border:1px solid rgba(56,189,248,.30);
}
.badge-soft.is-live{background:rgba(34,197,94,.12);color:#86efac;border-color:rgba(34,197,94,.35)}
.badge-soft.is-hot{background:rgba(244,63,94,.12);color:#fda4af;border-color:rgba(244,63,94,.35)}
.badge-soft.is-gold{background:rgba(251,191,36,.12);color:#fcd34d;border-color:rgba(251,191,36,.32)}

/* ============ BUTTONS ============ */
.btn-glow,.btn-line,.btn-mini{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:700;border-radius:999px;cursor:pointer;transition:all .25s var(--ease);border:1px solid transparent;text-align:center}
.btn-glow{
  background:linear-gradient(135deg,var(--blue) 0%,var(--cyan) 100%);
  color:#02121f;padding:14px 32px;font-size:.98rem;box-shadow:var(--glow-cyan);
}
.btn-glow:hover{color:#02121f;transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.7)}
.btn-glow:active{transform:translateY(0) scale(.98)}
.btn-line{
  background:rgba(56,189,248,.07);color:var(--cyan-soft);
  border-color:rgba(56,189,248,.45);padding:13px 30px;font-size:.98rem;
}
.btn-line:hover{background:rgba(56,189,248,.16);color:#fff;border-color:var(--cyan);transform:translateY(-2px)}
.btn-mini{
  background:rgba(56,189,248,.10);color:var(--cyan-soft);border-color:rgba(56,189,248,.35);
  padding:8px 18px;font-size:.83rem;
}
.btn-mini:hover{background:rgba(56,189,248,.22);color:#fff}
.btn-block{width:100%}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(3,7,18,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(96,165,250,.14);
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled{background:rgba(3,7,18,.94);box-shadow:0 12px 34px -22px rgba(0,0,0,.95)}
.header-inner{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:1.15rem;
  background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.95));
  box-shadow:var(--glow-cyan);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.95rem;font-weight:800;color:#fff;letter-spacing:-.01em}
.brand-text small{font-size:.68rem;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;font-weight:600}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  font-size:.87rem;font-weight:600;color:var(--text-2);
  padding:9px 14px;border-radius:999px;white-space:nowrap;
  border:1px solid transparent;transition:all .22s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.10);border-color:rgba(56,189,248,.24)}
.nav-link.active{color:#04121f;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:var(--glow-cyan)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-ghost{
  font-size:.85rem;font-weight:700;color:var(--cyan-soft);
  border:1px solid rgba(56,189,248,.42);border-radius:999px;padding:9px 18px;
  background:rgba(56,189,248,.05);transition:all .22s var(--ease);
}
.btn-ghost:hover{background:rgba(56,189,248,.16);color:#fff}
.btn-signup{
  font-size:.85rem;font-weight:800;color:#02121f;
  border-radius:999px;padding:10px 20px;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  box-shadow:var(--glow-cyan);transition:all .22s var(--ease);
}
.btn-signup:hover{color:#02121f;transform:translateY(-1px);box-shadow:0 0 30px rgba(56,189,248,.75)}
.nav-toggle{
  display:none;width:44px;height:44px;border-radius:12px;
  border:1px solid rgba(56,189,248,.30);background:rgba(56,189,248,.08);
  color:var(--cyan-soft);font-size:1.05rem;align-items:center;justify-content:center;
}
.nav-toggle:hover{background:rgba(56,189,248,.18);color:#fff}

/* ============ HERO ============ */
.hero{padding:132px 0 66px;position:relative;overflow:hidden}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(96,165,250,.35),transparent);
}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:46px;align-items:start}
.hero-copy{max-width:660px}
.hero-copy p.lead{font-size:1.03rem;color:var(--text-2);max-width:620px}
.status-bar{
  display:flex;flex-wrap:wrap;gap:8px 22px;align-items:center;
  padding:13px 20px;margin:22px 0 26px;
  border-radius:999px;border:1px solid rgba(96,165,250,.22);
  background:rgba(13,27,55,.55);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
}
.status-item{display:flex;align-items:center;gap:8px;font-size:.81rem;color:var(--text-2);font-weight:600}
.status-item b{color:#fff;font-weight:800}
.dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 10px var(--green);animation:pulse 1.8s infinite}
.dot--cyan{background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.85)}}
.hero-stats{display:flex;flex-wrap:wrap;gap:26px;margin-top:26px}
.hero-stat span{display:block;font-size:1.5rem;font-weight:800;color:#fff;line-height:1.2}
.hero-stat small{font-size:.78rem;color:var(--muted);letter-spacing:.03em}

.icon-matrix{padding:24px}
.matrix-title{font-size:.82rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);margin-bottom:16px}
.matrix-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.matrix-cell{
  display:flex;flex-direction:column;align-items:flex-start;gap:8px;
  padding:15px 14px;border-radius:var(--radius-sm);
  border:1px solid rgba(96,165,250,.18);
  background:rgba(9,20,44,.55);
  transition:all .25s var(--ease);
}
.matrix-cell:hover{border-color:var(--stroke-2);background:rgba(20,41,84,.7);transform:translateY(-3px);box-shadow:0 0 22px rgba(56,189,248,.22)}
.matrix-cell i{font-size:1.05rem;color:var(--cyan)}
.matrix-cell b{font-size:.83rem;font-weight:700;color:#fff;line-height:1.3}
.matrix-cell small{font-size:.7rem;color:var(--muted)}

/* ============ VALUE LIST ============ */
.value-list{display:grid;gap:0;margin-top:8px}
.value-item{
  display:grid;grid-template-columns:64px 1fr;gap:20px;
  padding:26px 0;border-bottom:1px dashed rgba(96,165,250,.18);
}
.value-item:last-child{border-bottom:0}
.value-index{
  font-size:1.5rem;font-weight:800;color:transparent;
  -webkit-text-stroke:1px rgba(56,189,248,.75);
  line-height:1.1;
}
.value-item h3{margin-bottom:.35rem}
.value-item p{margin:0;font-size:.95rem}

/* ============ CODE CARDS ============ */
.code-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.code-card{
  padding:24px 22px;border-radius:var(--radius);
  border:1px solid rgba(96,165,250,.18);
  background:linear-gradient(160deg,rgba(21,39,74,.72) 0%,rgba(8,18,41,.55) 100%);
  transition:all .28s var(--ease);
  display:flex;flex-direction:column;gap:12px;
}
.code-card:hover{transform:translateY(-4px);border-color:var(--stroke-2);box-shadow:0 0 30px rgba(56,189,248,.22)}
.code-card .card-top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.code-card .code-value{font-size:1.45rem;font-weight:800;color:var(--gold);line-height:1.2}
.code-card h3{margin:0;font-size:1.02rem}
.code-card p{margin:0;font-size:.9rem;color:var(--muted)}
.code-meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:12px;border-top:1px solid rgba(96,165,250,.14)}
.code-meta span{font-size:.75rem;color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
.code-meta i{color:var(--cyan);font-size:.78rem}

/* ============ STEPS ============ */
.step-list{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
.step{
  position:relative;padding:24px 20px 22px;border-radius:var(--radius);
  border:1px solid rgba(96,165,250,.16);
  background:rgba(10,22,48,.6);
  transition:all .28s var(--ease);
}
.step:hover{border-color:var(--stroke-2);background:rgba(18,36,74,.72)}
.step-num{
  width:34px;height:34px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  font-size:.85rem;font-weight:800;color:#02121f;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  box-shadow:var(--glow-cyan);margin-bottom:14px;
}
.step h3{font-size:.98rem;margin-bottom:.3rem}
.step p{margin:0;font-size:.88rem;color:var(--muted)}

/* ============ CONDITIONS / SPLIT ============ */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.check-list{display:grid;gap:14px;margin-top:6px}
.check-list li{display:grid;grid-template-columns:24px 1fr;gap:12px;font-size:.94rem;color:var(--text-2)}
.check-list i{color:var(--green);margin-top:4px;font-size:.9rem}
.media-frame{
  border-radius:var(--radius-lg);overflow:hidden;position:relative;
  border:1px solid rgba(96,165,250,.22);
  box-shadow:var(--shadow-1);
}
.media-frame img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.media-frame::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(3,7,18,.05) 0%,rgba(3,7,18,.72) 100%);
}
.media-caption{
  position:absolute;left:20px;right:20px;bottom:18px;z-index:2;
  font-size:.85rem;color:#e2e8f5;font-weight:600;
}

/* ============ TABLE ============ */
.table-scroll{overflow-x:auto;border-radius:var(--radius);border:1px solid rgba(96,165,250,.18);background:rgba(8,18,41,.55)}
table.code-table{width:100%;border-collapse:collapse;min-width:720px}
table.code-table thead th{
  text-align:left;font-size:.75rem;letter-spacing:.10em;text-transform:uppercase;
  color:var(--cyan);font-weight:700;padding:15px 18px;
  background:rgba(13,27,55,.85);border-bottom:1px solid rgba(96,165,250,.22);white-space:nowrap;
}
table.code-table tbody td{
  padding:16px 18px;font-size:.9rem;color:var(--text-2);
  border-bottom:1px solid rgba(96,165,250,.10);vertical-align:middle;
}
table.code-table tbody tr:last-child td{border-bottom:0}
table.code-table tbody tr:hover td{background:rgba(37,99,235,.10)}
table.code-table td strong{color:#fff;font-weight:700}
.code-pill{
  font-family:ui-monospace,SFMono-Regular,Menlo,monospace;
  font-size:.82rem;font-weight:700;letter-spacing:.04em;
  color:#fcd34d;background:rgba(251,191,36,.10);
  border:1px dashed rgba(251,191,36,.35);
  border-radius:8px;padding:4px 10px;display:inline-block;white-space:nowrap;
}

/* ============ RESULTS ============ */
.result-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-bottom:38px}
.result-stat{
  padding:22px 20px;border-radius:var(--radius);
  border:1px solid rgba(96,165,250,.16);
  background:rgba(10,22,48,.55);
}
.result-stat span{display:block;font-size:1.7rem;font-weight:800;color:var(--cyan);line-height:1.15}
.result-stat small{font-size:.8rem;color:var(--muted)}
.quote-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.quote{padding:24px 22px;border-left:2px solid var(--cyan);background:rgba(10,22,48,.5);border-radius:0 var(--radius) var(--radius) 0}
.quote p{font-size:.92rem;color:var(--text-2);margin-bottom:14px}
.quote footer{font-size:.8rem;color:var(--muted);font-weight:600}
.quote footer b{color:#fff;display:block;font-size:.86rem}

/* ============ CATEGORY ENTRY ============ */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{
  display:flex;flex-direction:column;gap:12px;
  padding:26px 24px;border-radius:var(--radius);
  border:1px solid rgba(96,165,250,.18);
  background:linear-gradient(160deg,rgba(21,39,74,.70) 0%,rgba(8,18,41,.50) 100%);
  transition:all .28s var(--ease);
}
.cat-card:hover{transform:translateY(-4px);border-color:var(--stroke-2);box-shadow:0 0 30px rgba(56,189,248,.20)}
.cat-card i{font-size:1.25rem;color:var(--cyan)}
.cat-card h3{margin:0;font-size:1.04rem}
.cat-card p{margin:0;font-size:.89rem;color:var(--muted)}
.cat-card .cat-link{font-size:.84rem;font-weight:700;color:var(--cyan-soft);display:inline-flex;align-items:center;gap:7px;margin-top:6px}
.cat-card:hover .cat-link{color:#fff}

/* ============ POSTS ============ */
.post-card{display:flex;flex-direction:column;overflow:hidden;height:100%;transition:all .28s var(--ease)}
.post-card:hover{transform:translateY(-4px);border-color:var(--stroke-2);box-shadow:0 0 30px rgba(56,189,248,.20)}
.post-thumb{display:block;position:relative;overflow:hidden;aspect-ratio:16/10;background:rgba(13,27,55,.8)}
.post-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.post-card:hover .post-thumb img{transform:scale(1.06)}
.post-body{padding:20px;display:flex;flex-direction:column;gap:10px;flex:1}
.post-tag{
  align-self:flex-start;font-size:.7rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  color:var(--cyan-soft);background:rgba(56,189,248,.12);
  border:1px solid rgba(56,189,248,.28);border-radius:999px;padding:4px 11px;
}
.post-title{font-size:.98rem;margin:0;line-height:1.45}
.post-title a{color:#fff}
.post-title a:hover{color:var(--cyan-soft)}
.post-excerpt{font-size:.87rem;color:var(--muted);margin:0;flex:1}
.post-date{font-size:.76rem;color:#64748b}
.empty-note{
  padding:26px 22px;border-radius:var(--radius);
  border:1px dashed rgba(96,165,250,.30);background:rgba(10,22,48,.45);
  color:var(--muted);font-size:.92rem;margin:0;
}

/* ============ FAQ ============ */
.faq-wrap{display:grid;gap:14px;max-width:900px}
.faq-item{
  border:1px solid rgba(96,165,250,.18);border-radius:var(--radius);
  background:rgba(10,22,48,.55);overflow:hidden;transition:border-color .25s var(--ease),background .25s var(--ease);
}
.faq-item[open]{border-color:var(--stroke-2);background:rgba(16,32,66,.68)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:18px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  font-size:.97rem;font-weight:700;color:#fff;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;
  font-size:.75rem;color:var(--cyan);transition:transform .25s var(--ease);flex-shrink:0;
}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 22px 20px;font-size:.91rem;color:var(--muted)}
.faq-item .faq-body p{margin:0;color:var(--muted)}

/* ============ CTA ============ */
.cta-band{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  border:1px solid rgba(96,165,250,.24);
  background-image:linear-gradient(120deg,rgba(3,7,18,.92) 0%,rgba(8,18,41,.80) 55%,rgba(37,99,235,.42) 100%),url('/assets/images/98158e1d7ff8a1b3.jpg');
  background-size:cover;background-position:center;
  padding:52px 46px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:36px;align-items:center;
  box-shadow:var(--shadow-1);
}
.cta-band h2{margin-bottom:.6rem}
.cta-band p{color:var(--text-2);max-width:560px;margin-bottom:0}
.cta-panel{
  padding:24px 22px;border-radius:var(--radius);
  border:1px solid rgba(56,189,248,.30);
  background:rgba(3,7,18,.62);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
}
.cta-panel ul{display:grid;gap:11px;margin-bottom:18px}
.cta-panel li{display:grid;grid-template-columns:22px 1fr;gap:10px;font-size:.88rem;color:var(--text-2)}
.cta-panel i{color:var(--gold);margin-top:4px;font-size:.82rem}

/* ============ FAB ============ */
.fab-support{
  position:fixed;left:1rem;bottom:6rem;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  min-height:56px;padding:12px 20px;border-radius:999px;
  background:rgba(7,7,13,.80);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,var(--cyan),var(--blue));
  background-origin:border-box;background-clip:padding-box,border-box;
  color:#fff;font-size:.85rem;font-weight:700;
  box-shadow:0 0 22px rgba(6,182,212,.45);
  opacity:.82;transition:all .28s var(--ease);
}
.fab-support i{color:var(--cyan);font-size:1rem}
.fab-support:hover{opacity:1;color:#fff;transform:translateY(-2px);box-shadow:0 0 34px rgba(6,182,212,.75)}
.fab-support:active{transform:translateY(0) scale(.96)}
.fab-support .fab-dot{
  position:absolute;top:4px;right:8px;width:9px;height:9px;border-radius:50%;
  background:var(--red);box-shadow:0 0 8px var(--red);animation:pulse 1.4s infinite;
}

/* ============ FOOTER ============ */
.site-footer{
  margin-top:20px;padding:64px 0 32px;
  border-top:1px solid rgba(96,165,250,.16);
  background:linear-gradient(180deg,rgba(6,13,30,.55) 0%,rgba(3,7,18,.95) 100%);
  position:relative;z-index:1;
}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand strong{display:block;font-size:.94rem;font-weight:800;color:#fff}
.footer-brand small{font-size:.7rem;color:var(--cyan);letter-spacing:.05em;text-transform:uppercase;font-weight:600}
.footer-note{font-size:.87rem;color:var(--muted);max-width:420px;margin:0}
.footer-col h4{font-size:.82rem;letter-spacing:.10em;text-transform:uppercase;color:var(--cyan);margin-bottom:16px}
.footer-col ul{display:grid;gap:11px}
.footer-col ul a{font-size:.88rem;color:var(--text-2)}
.footer-col ul a:hover{color:#fff}
.footer-bottom{display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;padding-top:24px}
.footer-legal{display:flex;align-items:center;gap:12px;font-size:.8rem;color:var(--muted)}
.age-badge{
  display:inline-flex;align-items:center;justify-content:center;
  width:34px;height:34px;border-radius:50%;flex-shrink:0;
  font-size:.72rem;font-weight:800;color:#02121f;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
}
.footer-bottom>span{font-size:.78rem;color:#64748b}

/* ============ RESPONSIVE ============ */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .hero-copy{max-width:none}
  .code-grid{grid-template-columns:repeat(2,1fr)}
  .step-list{grid-template-columns:repeat(2,1fr)}
  .result-stats{grid-template-columns:repeat(2,1fr)}
  .quote-list{grid-template-columns:1fr}
  .cat-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:30px}
  .cta-band{grid-template-columns:1fr;padding:42px 32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
}
@media (max-width:991px){
  .main-nav{
    position:fixed;top:72px;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:16px 20px 22px;margin:0;
    background:rgba(3,7,18,.97);
    border-bottom:1px solid rgba(96,165,250,.20);
    backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
    transform:translateY(-12px);opacity:0;pointer-events:none;
    transition:all .26s var(--ease);
  }
  .main-nav.is-open{transform:translateY(0);opacity:1;pointer-events:auto}
  .main-nav .nav-link{padding:12px 14px;font-size:.92rem}
  .nav-toggle{display:inline-flex}
  .header-actions{margin-left:auto}
  .header-inner{gap:12px}
  .brand-text strong{font-size:.88rem}
}
@media (max-width:768px){
  .section{padding:56px 0}
  .hero{padding:112px 0 52px}
  .code-grid{grid-template-columns:1fr}
  .matrix-grid{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .cta-band{padding:34px 24px}
  .btn-glow,.btn-line{width:100%;padding:14px 22px}
  .cta-row{gap:12px}
}
@media (max-width:520px){
  .container{padding:0 16px}
  .status-bar{border-radius:var(--radius);padding:14px 16px;gap:10px 16px}
  .hero-stats{gap:18px}
  .hero-stat span{font-size:1.25rem}
  .value-item{grid-template-columns:44px 1fr;gap:14px;padding:20px 0}
  .value-index{font-size:1.15rem}
  .step-list{grid-template-columns:1fr}
  .result-stats{grid-template-columns:1fr}
  .btn-ghost{display:none}
  .brand-text small{display:none}
  .fab-support{padding:12px 16px;font-size:.8rem;bottom:5rem}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang page: category3 */
:root{
  --bg-900:#030712;
  --bg-800:#081229;
  --bg-700:#0d1b37;
  --surface:rgba(17,32,63,.72);
  --surface-2:rgba(24,43,80,.52);
  --stroke:rgba(96,165,250,.18);
  --stroke-2:rgba(56,189,248,.45);
  --blue:#2563eb;
  --blue-2:#3b82f6;
  --cyan:#38bdf8;
  --cyan-soft:#7dd3fc;
  --text:#f8fafc;
  --text-2:#cbd5e1;
  --muted:#94a3b8;
  --gold:#fbbf24;
  --green:#22c55e;
  --red:#f43f5e;
  --radius-lg:22px;
  --radius:16px;
  --radius-sm:10px;
  --shadow-1:0 26px 60px -32px rgba(2,8,25,.95);
  --glow-cyan:0 0 26px rgba(56,189,248,.35);
  --glow-blue:0 0 30px rgba(37,99,235,.45);
  --ease:cubic-bezier(.4,0,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:'Be Vietnam Pro',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  background:var(--bg-900);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:0;
  background:
    radial-gradient(940px 640px at 10% -10%, rgba(37,99,235,.30), transparent 62%),
    radial-gradient(780px 560px at 94% 6%, rgba(56,189,248,.17), transparent 60%),
    radial-gradient(680px 520px at 46% 108%, rgba(37,99,235,.15), transparent 70%);
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan-soft);text-decoration:none;transition:color .22s var(--ease)}
a:hover{color:#fff}
button,input,select,textarea{font-family:inherit;font-size:inherit}
h1,h2,h3,h4{margin:0 0 .6rem;line-height:1.25;font-weight:800;letter-spacing:-.015em}
p{margin:0 0 1rem}
ul{margin:0;padding:0;list-style:none}
.container{width:100%;max-width:1200px;margin:0 auto;padding:0 20px;position:relative;z-index:1}
main{position:relative;z-index:1}
.section{padding:76px 0;position:relative}
.section--tight{padding:54px 0}
.section--alt{background:linear-gradient(180deg,rgba(9,20,44,.72) 0%,rgba(3,7,18,.10) 100%);border-top:1px solid rgba(96,165,250,.10);border-bottom:1px solid rgba(96,165,250,.10)}
.section-head{max-width:780px;margin-bottom:34px}
.section-head--center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:.74rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cyan);background:rgba(56,189,248,.10);
  border:1px solid rgba(56,189,248,.28);border-radius:999px;
  padding:6px 14px;margin-bottom:16px;
}
.section-title{font-size:clamp(1.5rem,3vw,2.15rem);margin-bottom:.5rem}
.section-sub{font-size:1rem;color:var(--muted);max-width:700px;margin:0}
.section-head--center .section-sub{margin-left:auto;margin-right:auto}
.divider{height:1px;background:linear-gradient(90deg,transparent,rgba(96,165,250,.35),transparent);border:0;margin:0}
.glass{
  background:linear-gradient(160deg,rgba(21,39,74,.78) 0%,rgba(8,18,41,.62) 100%);
  border:1px solid var(--stroke);
  border-radius:var(--radius);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  box-shadow:var(--shadow-1);
}
.btn-glow,.btn-line,.btn-mini{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:700;border-radius:999px;cursor:pointer;transition:all .25s var(--ease);border:1px solid transparent;text-align:center}
.btn-glow{
  background:linear-gradient(135deg,var(--blue) 0%,var(--cyan) 100%);
  color:#02121f;padding:14px 32px;font-size:.98rem;
  box-shadow:var(--glow-cyan);
}
.btn-glow:hover{color:#02121f;transform:translateY(-2px);box-shadow:0 0 38px rgba(56,189,248,.7)}
.btn-glow:active{transform:translateY(0) scale(.98)}
.btn-line{
  background:rgba(56,189,248,.07);color:var(--cyan-soft);
  border-color:rgba(56,189,248,.45);padding:13px 30px;font-size:.98rem;
}
.btn-line:hover{background:rgba(56,189,248,.16);color:#fff;border-color:var(--cyan);transform:translateY(-2px)}
.btn-mini{
  background:rgba(56,189,248,.10);color:var(--cyan-soft);border-color:rgba(56,189,248,.35);
  padding:8px 18px;font-size:.83rem;border-radius:999px;
}
.btn-mini:hover{background:rgba(56,189,248,.22);color:#fff}
.btn-block{width:100%}
a:focus-visible,button:focus-visible,.btn-glow:focus-visible,.btn-line:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}

/* ============ HEADER / NAV ============ */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:80;
  background:rgba(3,7,18,.72);
  backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(96,165,250,.14);
  transition:background .3s var(--ease),box-shadow .3s var(--ease);
}
.site-header.is-scrolled{background:rgba(3,7,18,.94);box-shadow:0 12px 34px -22px rgba(0,0,0,.95)}
.header-inner{display:flex;align-items:center;gap:18px;height:72px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand-mark{
  width:42px;height:42px;border-radius:13px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;font-size:1.15rem;
  background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.95));
  box-shadow:var(--glow-cyan);
}
.brand-text{display:flex;flex-direction:column;line-height:1.12}
.brand-text strong{font-size:.95rem;font-weight:800;color:#fff;letter-spacing:-.01em}
.brand-text small{font-size:.68rem;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;font-weight:600}
.main-nav{display:flex;align-items:center;gap:6px;margin-left:auto}
.nav-link{
  font-size:.87rem;font-weight:600;color:var(--text-2);
  padding:9px 14px;border-radius:999px;white-space:nowrap;
  border:1px solid transparent;transition:all .22s var(--ease);
}
.nav-link:hover{color:#fff;background:rgba(56,189,248,.10);border-color:rgba(56,189,248,.24)}
.nav-link.active{color:#04121f;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:var(--glow-cyan)}
.header-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-ghost{
  font-size:.85rem;font-weight:700;color:var(--cyan-soft);
  border:1px solid rgba(56,189,248,.42);border-radius:999px;padding:9px 18px;
  background:rgba(56,189,248,.05);transition:all .22s var(--ease);
}
.btn-ghost:hover{background:rgba(56,189,248,.16);color:#fff}
.btn-signup{
  font-size:.85rem;font-weight:800;color:#02121f;
  border-radius:999px;padding:10px 20px;
  background:linear-gradient(135deg,var(--blue),var(--cyan));
  box-shadow:var(--glow-cyan);transition:all .22s var(--ease);
}
.btn-signup:hover{color:#02121f;transform:translateY(-1px);box-shadow:0 0 30px rgba(56,189,248,.75)}
.nav-toggle{
  display:none;width:40px;height:40px;border-radius:12px;
  align-items:center;justify-content:center;
  background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.32);
  color:var(--cyan-soft);cursor:pointer;transition:all .22s var(--ease);
}
.nav-toggle:hover{background:rgba(56,189,248,.20);color:#fff}

/* ============ HERO ============ */
.hero{
  position:relative;padding:150px 0 84px;overflow:hidden;
  background-image:linear-gradient(100deg,rgba(3,7,18,.94) 0%,rgba(4,12,32,.86) 48%,rgba(6,18,44,.62) 100%),url('/assets/images/d226228e1ef250d5.jpg');
  background-size:cover;background-position:center;
  border-bottom:1px solid rgba(96,165,250,.14);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(56,189,248,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(56,189,248,.055) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(circle at 30% 40%,#000 0%,transparent 78%);
  -webkit-mask-image:radial-gradient(circle at 30% 40%,#000 0%,transparent 78%);
}
.hero-grid{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:46px;align-items:center}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  background:linear-gradient(135deg,rgba(244,63,94,.20),rgba(251,191,36,.18));
  border:1px solid rgba(251,191,36,.45);color:var(--gold);
  font-size:.76rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  border-radius:999px;padding:8px 16px;margin-bottom:18px;
}
.hero-badge .dot{width:8px;height:8px;border-radius:50%;background:var(--red);box-shadow:0 0 12px rgba(244,63,94,.9);animation:pulse 1.8s infinite}
@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.82)}}
.hero h1{font-size:clamp(1.72rem,4.2vw,2.85rem);margin-bottom:16px}
.hero h1 .hl{background:linear-gradient(135deg,var(--cyan),var(--blue-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-lead{font-size:1.05rem;color:var(--text-2);max-width:640px;margin-bottom:22px}
.hero-points{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.chip{
  display:inline-flex;align-items:center;gap:7px;
  font-size:.8rem;font-weight:600;color:var(--cyan-soft);
  background:rgba(56,189,248,.08);border:1px solid rgba(56,189,248,.26);
  border-radius:999px;padding:7px 14px;
}
.chip i{color:var(--cyan)}
.hero-cta{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:16px}
.hero-note{font-size:.83rem;color:var(--muted);display:flex;align-items:center;gap:8px}
.hero-panel{padding:26px;border-radius:var(--radius-lg)}
.panel-title{font-size:.78rem;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);margin-bottom:16px}
.panel-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;border-bottom:1px dashed rgba(96,165,250,.22)}
.panel-row:last-child{border-bottom:0}
.panel-row span{font-size:.88rem;color:var(--text-2)}
.panel-row strong{font-size:1.02rem;color:#fff;font-weight:800}
.panel-row strong.ok{color:var(--green)}
.panel-row strong.warn{color:var(--gold)}
.panel-row strong.off{color:var(--red)}
.panel-foot{margin-top:16px;font-size:.78rem;color:var(--muted);display:flex;align-items:center;gap:8px}

/* ============ STATS STRIP ============ */
.stats-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.stat{padding:22px 20px;border-radius:var(--radius);border:1px solid var(--stroke);background:linear-gradient(160deg,rgba(21,39,74,.72),rgba(8,18,41,.55))}
.stat b{display:block;font-size:1.65rem;font-weight:800;color:#fff;line-height:1.15}
.stat b em{font-style:normal;color:var(--cyan);font-size:1rem}
.stat span{display:block;font-size:.82rem;color:var(--muted);margin-top:6px}

/* ============ STATUS BOARD ============ */
.status-group{margin-bottom:26px}
.status-group-head{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.status-group-head h3{margin:0;font-size:1.08rem}
.legend{display:inline-flex;align-items:center;gap:7px;font-size:.76rem;font-weight:700;border-radius:999px;padding:5px 13px;text-transform:uppercase;letter-spacing:.06em}
.legend.open{color:#0b2e1e;background:linear-gradient(135deg,#34d399,#22c55e)}
.legend.soon{color:#3a2503;background:linear-gradient(135deg,#fcd34d,#f59e0b)}
.legend.lock{color:#3b0518;background:linear-gradient(135deg,#fb7185,#f43f5e)}
.status-board{display:flex;flex-direction:column;gap:12px}
.status-row{
  display:grid;grid-template-columns:190px 1fr 130px 150px;
  align-items:center;gap:16px;
  padding:16px 20px;border-radius:var(--radius-sm);
  border:1px solid var(--stroke);background:rgba(12,25,52,.62);
  transition:all .25s var(--ease);
}
.status-row:hover{border-color:var(--stroke-2);background:rgba(16,34,68,.78);transform:translateX(4px)}
.status-code{font-family:'Be Vietnam Pro',monospace;font-weight:800;font-size:.98rem;color:#fff;letter-spacing:.04em;display:flex;align-items:center;gap:10px}
.status-code .led{width:9px;height:9px;border-radius:50%;flex-shrink:0}
.led.open{background:var(--green);box-shadow:0 0 10px rgba(34,197,94,.9)}
.led.soon{background:var(--gold);box-shadow:0 0 10px rgba(251,191,36,.9)}
.led.lock{background:var(--red);box-shadow:0 0 10px rgba(244,63,94,.9)}
.status-desc{font-size:.88rem;color:var(--text-2);margin:0}
.status-value{font-size:.9rem;font-weight:800;color:var(--cyan-soft);text-align:right}
.status-time{font-size:.78rem;color:var(--muted);text-align:right}

/* ============ REASON CARDS ============ */
.reason-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.reason{padding:24px;border-radius:var(--radius);border:1px solid var(--stroke);background:linear-gradient(160deg,rgba(19,36,70,.70),rgba(7,16,37,.55));transition:all .28s var(--ease)}
.reason:hover{border-color:var(--stroke-2);box-shadow:0 0 28px -8px rgba(56,189,248,.45);transform:translateY(-3px)}
.reason i{font-size:1.2rem;color:var(--cyan);margin-bottom:12px;display:inline-flex;width:44px;height:44px;align-items:center;justify-content:center;border-radius:13px;background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.24)}
.reason h3{font-size:1.04rem;margin-bottom:8px}
.reason p{font-size:.9rem;color:var(--muted);margin:0}

/* ============ STEPS ============ */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{position:relative;padding:26px 22px 22px;border-radius:var(--radius);border:1px solid var(--stroke);background:rgba(12,25,52,.55)}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  position:absolute;top:-14px;left:22px;
  font-size:.78rem;font-weight:800;letter-spacing:.06em;
  color:#02121f;background:linear-gradient(135deg,var(--blue),var(--cyan));
  border-radius:8px;padding:4px 10px;box-shadow:var(--glow-cyan);
}
.step h3{font-size:1rem;margin:14px 0 8px}
.step p{font-size:.88rem;color:var(--muted);margin:0}

/* ============ MONITOR SPLIT ============ */
.split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}
.split-media{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--stroke);box-shadow:var(--shadow-1)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:16/11}
.split-media .tag-float{
  position:absolute;left:16px;bottom:16px;
  background:rgba(3,7,18,.86);border:1px solid rgba(56,189,248,.38);
  border-radius:999px;padding:8px 16px;font-size:.78rem;font-weight:700;color:var(--cyan-soft);
  backdrop-filter:blur(8px);
}
.split h2{font-size:clamp(1.4rem,2.6vw,1.95rem)}
.split p{color:var(--text-2);font-size:.96rem}
.check-list{display:flex;flex-direction:column;gap:12px;margin-top:18px}
.check-list li{display:flex;gap:12px;font-size:.92rem;color:var(--text-2);align-items:flex-start}
.check-list li i{color:var(--cyan);margin-top:4px;font-size:.82rem}

/* ============ CATEGORY MATRIX ============ */
.cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.cat-card{
  display:flex;flex-direction:column;gap:10px;
  padding:26px 24px;border-radius:var(--radius);
  border:1px solid var(--stroke);background:linear-gradient(160deg,rgba(19,36,70,.72),rgba(7,16,37,.56));
  transition:all .28s var(--ease);
}
.cat-card:hover{border-color:var(--stroke-2);transform:translateY(-4px);box-shadow:0 0 32px -10px rgba(56,189,248,.6)}
.cat-card .cat-ico{width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.1rem;color:var(--cyan);background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.26)}
.cat-card h3{font-size:1.06rem;margin:0;color:#fff}
.cat-card p{font-size:.88rem;color:var(--muted);margin:0}
.cat-card .cat-link{font-size:.85rem;font-weight:700;color:var(--cyan-soft);margin-top:6px;display:inline-flex;align-items:center;gap:8px}

/* ============ NEWS LIST ============ */
.news-list{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.news-card{
  display:flex;flex-direction:column;gap:12px;padding:24px 22px;
  border-radius:var(--radius);border:1px solid var(--stroke);
  background:linear-gradient(160deg,rgba(19,36,70,.68),rgba(7,16,37,.52));
  transition:all .28s var(--ease);
}
.news-card:hover{border-color:var(--stroke-2);transform:translateY(-4px);box-shadow:0 0 30px -12px rgba(56,189,248,.55)}
.news-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:.74rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:700}
.news-meta .pill{color:var(--cyan);background:rgba(56,189,248,.10);border:1px solid rgba(56,189,248,.26);border-radius:999px;padding:4px 11px}
.news-card h3{font-size:1.02rem;margin:0}
.news-card h3 a{color:#fff}
.news-card h3 a:hover{color:var(--cyan-soft)}
.news-card p{font-size:.87rem;color:var(--muted);margin:0}
.news-more{display:flex;justify-content:center;margin-top:30px}
.empty-note{
  grid-column:1/-1;text-align:center;padding:38px 20px;border-radius:var(--radius);
  border:1px dashed rgba(96,165,250,.30);color:var(--muted);font-size:.92rem;
}

/* ============ FAQ ============ */
.faq-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--stroke);border-radius:var(--radius-sm);background:rgba(12,25,52,.58);overflow:hidden;transition:border-color .25s var(--ease)}
.faq-item[open]{border-color:var(--stroke-2);background:rgba(15,32,64,.72)}
.faq-item summary{
  list-style:none;cursor:pointer;padding:17px 20px;
  font-size:.96rem;font-weight:700;color:#fff;
  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:.75rem;color:var(--cyan);transition:transform .25s var(--ease)}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item .faq-body{padding:0 20px 18px;font-size:.9rem;color:var(--text-2)}
.faq-item .faq-body p:last-child{margin-bottom:0}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;border-radius:var(--radius-lg);
  border:1px solid rgba(56,189,248,.30);
  background-image:linear-gradient(105deg,rgba(3,7,18,.94) 0%,rgba(6,20,48,.86) 58%,rgba(9,30,68,.72) 100%),url('/assets/images/98158e1d7ff8a1b3.jpg');
  background-size:cover;background-position:center;
  padding:52px 44px;
  display:grid;grid-template-columns:1.2fr .8fr;gap:34px;align-items:center;
  box-shadow:var(--shadow-1);
}
.cta-band h2{font-size:clamp(1.5rem,3vw,2.1rem);margin-bottom:12px}
.cta-band p{color:var(--text-2);margin-bottom:0;font-size:.98rem}
.cta-side{display:flex;flex-direction:column;gap:14px}
.cta-side .btn-glow,.cta-side .btn-line{width:100%}
.cta-mini{display:flex;gap:18px;flex-wrap:wrap;margin-top:6px}
.cta-mini div{font-size:.8rem;color:var(--muted)}
.cta-mini b{display:block;color:#fff;font-size:1rem;font-weight:800}

/* ============ FOOTER ============ */
.site-footer{position:relative;z-index:1;margin-top:20px;padding:64px 0 30px;background:linear-gradient(180deg,rgba(4,10,26,.72) 0%,rgba(2,5,14,.98) 100%);border-top:1px solid rgba(96,165,250,.16)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:34px}
.footer-brand{display:flex;align-items:center;gap:11px;margin-bottom:14px}
.footer-brand .brand-mark{width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.05rem;background:linear-gradient(135deg,rgba(37,99,235,.95),rgba(56,189,248,.95));box-shadow:var(--glow-cyan)}
.footer-brand strong{display:block;font-size:.94rem;color:#fff;font-weight:800}
.footer-brand small{display:block;font-size:.7rem;color:var(--cyan);letter-spacing:.06em;text-transform:uppercase;font-weight:600}
.footer-note{font-size:.86rem;color:var(--muted);max-width:420px;margin:0}
.footer-col h4{font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;color:#fff;margin-bottom:16px}
.footer-col ul{display:flex;flex-direction:column;gap:10px}
.footer-col ul a{font-size:.88rem;color:var(--text-2)}
.footer-col ul a:hover{color:var(--cyan-soft)}
.site-footer .divider{margin:38px 0 22px}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:.8rem;color:var(--muted)}
.footer-legal{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.age-badge{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;border-radius:50%;font-size:.74rem;font-weight:800;color:var(--gold);border:1px solid rgba(251,191,36,.55);background:rgba(251,191,36,.08)}

/* ============ FAB ============ */
.fab-support{
  position:fixed;left:16px;bottom:96px;z-index:50;
  display:inline-flex;align-items:center;gap:10px;
  min-height:56px;padding:10px 20px 10px 14px;
  border-radius:999px;
  background:rgba(7,7,13,.80);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border:1px solid transparent;
  background-image:linear-gradient(rgba(7,7,13,.86),rgba(7,7,13,.86)),linear-gradient(135deg,var(--cyan),var(--blue));
  background-origin:border-box;background-clip:padding-box,border-box;
  color:#fff;font-size:.85rem;font-weight:700;
  box-shadow:0 0 20px rgba(56,189,248,.45);
  opacity:.78;transition:all .28s var(--ease);
}
.fab-support i{color:var(--cyan);font-size:1.05rem}
.fab-support:hover{opacity:1;color:#fff;transform:translateY(-2px);box-shadow:0 0 30px rgba(56,189,248,.75)}
.fab-support:active{transform:translateY(0) scale(.96)}
.fab-support .fab-dot{position:absolute;top:6px;right:10px;width:10px;height:10px;border-radius:50%;background:var(--red);box-shadow:0 0 10px rgba(244,63,94,.95);animation:pulse 1.6s infinite}

/* ============ RESPONSIVE ============ */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:34px}
  .stats-strip{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .cat-grid,.news-list{grid-template-columns:repeat(2,1fr)}
  .split,.faq-wrap,.cta-band{grid-template-columns:1fr;gap:30px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
  .status-row{grid-template-columns:160px 1fr 110px 130px;gap:12px}
}
@media (max-width:991px){
  .main-nav{
    position:absolute;top:72px;left:0;right:0;margin:0;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 20px 20px;
    background:rgba(3,7,18,.97);
    border-bottom:1px solid rgba(96,165,250,.20);
    box-shadow:0 24px 44px -28px rgba(0,0,0,.95);
    display:none;
  }
  .main-nav.open{display:flex}
  .nav-link{padding:12px 16px;border-radius:12px;font-size:.9rem}
  .nav-toggle{display:inline-flex}
}
@media (max-width:768px){
  .section{padding:58px 0}
  .hero{padding:126px 0 62px}
  .reason-grid{grid-template-columns:1fr}
  .status-row{grid-template-columns:1fr;gap:8px;text-align:left}
  .status-value,.status-time{text-align:left}
  .cta-band{padding:36px 24px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .fab-support{bottom:88px;padding:10px 16px 10px 12px;font-size:.8rem}
}
@media (max-width:575px){
  .container{padding:0 14px}
  .header-inner{height:64px;gap:8px}
  .brand-mark{width:34px;height:34px;border-radius:10px;font-size:.95rem}
  .brand-text strong{font-size:.76rem}
  .brand-text small{font-size:.58rem}
  .btn-ghost{font-size:.72rem;padding:7px 12px}
  .btn-signup{font-size:.72rem;padding:8px 13px}
  .nav-toggle{width:36px;height:36px}
  .main-nav{top:64px}
  .stats-strip{grid-template-columns:1fr 1fr;gap:12px}
  .cat-grid,.news-list,.steps{grid-template-columns:1fr}
  .hero-cta .btn-glow,.hero-cta .btn-line{width:100%}
  .cta-mini{gap:12px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}

/* roulang: framework shim */
/* 覆盖 Bootstrap 等对 a/btn 的全局默认，避免导航出现下划线/蓝链 */
.site-header a,.site-header a:hover,.navbar a,.navbar a:hover,.nav-links a,.nav-links a:hover,header nav a,header nav a:hover{text-decoration:none}
.site-header .btn,.navbar .btn,.nav-cta{text-decoration:none}