:root{
  --bg:#080a10; --bg-card:#121620; --bg-surf:#1a1f2e; --bg-surf2:#242b3d;
  --accent:#0090ff; --accent2:#33a6ff;
  --accent-red:#ff4d4d; --neon:#00d4ff; --success:#00e676;
  --text:#ffffff; --text2:#8a96ab;
  --border:rgba(255,255,255,0.08); --shadow:0 8px 24px rgba(0,0,0,0.5);
  --radius:14px; --radius-sm:8px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);color:var(--text);line-height:1.65;font-size:16px;
  background-image:
    radial-gradient(circle at 15% -10%, rgba(0,144,255,.10), transparent 45%),
    radial-gradient(circle at 90% 10%, rgba(0,212,255,.07), transparent 50%);
  background-attachment:fixed;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--accent2);text-decoration:none;transition:color .2s}
a:hover{color:var(--neon)}
.container{max-width:1180px;margin:0 auto;padding:0 22px}

/* Header */
.site-header{
  position:sticky;top:0;z-index:100;background:rgba(10,12,20,.88);
  backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:14px 0}
.logo-link{display:inline-flex;align-items:center}
.logo-img{height:40px;width:auto}
.nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.nav a{
  color:var(--text2);padding:8px 12px;border-radius:8px;
  font-size:14.5px;font-weight:500;transition:all .2s;
}
.nav a:hover,.nav a.active{color:var(--text);background:var(--bg-surf2)}
.btn,.cta-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(135deg,var(--accent),var(--neon));
  color:#000;font-weight:700;padding:11px 22px;border-radius:10px;
  border:none;cursor:pointer;font-size:15px;letter-spacing:.2px;
  box-shadow:0 6px 22px rgba(0,144,255,.35);
  transition:transform .15s ease, box-shadow .2s ease, filter .15s;
}
.btn:hover,.cta-btn:hover{transform:translateY(-1px);filter:brightness(1.08);box-shadow:0 10px 28px rgba(0,212,255,.45);color:#000}
.btn-lg{padding:15px 30px;font-size:16.5px}
.btn-ghost{background:transparent;color:var(--text);border:1px solid var(--border);box-shadow:none}
.btn-ghost:hover{background:var(--bg-surf2);color:var(--text)}
.menu-toggle{display:none;background:none;border:1px solid var(--border);color:var(--text);width:42px;height:42px;border-radius:8px;cursor:pointer}
.menu-toggle span{display:block;width:18px;height:2px;background:var(--text);margin:4px auto;transition:.2s}

/* Hero */
.hero{padding:60px 0 50px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:46px;align-items:center}
.hero h1{
  font-size:clamp(28px,4vw,46px);line-height:1.12;margin:0 0 18px;font-weight:800;
  background:linear-gradient(120deg,#fff 30%,var(--neon) 90%);
  -webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-sub{font-size:18px;color:var(--text2);margin:0 0 24px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-img-wrap{position:relative;border-radius:18px;overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow)}
.hero-img-wrap::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 55%,rgba(8,10,16,.55));
  pointer-events:none;
}
.hero-img-wrap img{width:100%;display:block}

/* Sections */
section{padding:48px 0}
section h2{font-size:clamp(22px,2.6vw,30px);margin:0 0 18px;font-weight:700;letter-spacing:-.2px}
section h3{font-size:20px;margin:24px 0 10px;font-weight:600;color:var(--text)}
section p{color:#d6dbe7;margin:0 0 14px}
.lead{font-size:17.5px;color:#d6dbe7}

/* Cards / grids */
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);
  padding:22px;transition:transform .2s, border-color .2s, box-shadow .2s;
}
.card:hover{transform:translateY(-3px);border-color:rgba(0,144,255,.35);box-shadow:0 10px 30px rgba(0,144,255,.12)}
.card h3{margin-top:0}
.card .ico{
  width:44px;height:44px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,rgba(0,144,255,.18),rgba(0,212,255,.12));
  color:var(--neon);font-size:22px;margin-bottom:12px;border:1px solid var(--border);
}

/* Tables */
.table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;background:var(--bg-card);font-size:15px}
th,td{padding:13px 16px;text-align:left;border-bottom:1px solid var(--border)}
th{background:var(--bg-surf);color:var(--neon);font-weight:600;font-size:14px;text-transform:uppercase;letter-spacing:.4px}
tbody tr:hover{background:rgba(0,144,255,.04)}
tbody tr:last-child td{border-bottom:none}
.tag{display:inline-block;padding:3px 10px;border-radius:999px;font-size:12.5px;font-weight:600;background:rgba(0,230,118,.12);color:var(--success);border:1px solid rgba(0,230,118,.25)}
.tag-blue{background:rgba(0,144,255,.12);color:var(--neon);border-color:rgba(0,212,255,.25)}
.tag-red{background:rgba(255,77,77,.12);color:var(--accent-red);border-color:rgba(255,77,77,.25)}

/* Lists */
ul.check,ol.steps{padding-left:0;list-style:none;margin:0 0 18px}
ul.check li,ol.steps li{position:relative;padding:10px 0 10px 36px;color:#d6dbe7;border-bottom:1px dashed var(--border)}
ul.check li:last-child,ol.steps li:last-child{border-bottom:none}
ul.check li::before{content:"✓";position:absolute;left:6px;top:9px;color:var(--success);font-weight:800;font-size:18px}
ol.steps{counter-reset:n}
ol.steps li::before{
  counter-increment:n;content:counter(n);position:absolute;left:0;top:8px;width:26px;height:26px;
  background:linear-gradient(135deg,var(--accent),var(--neon));color:#000;font-weight:800;border-radius:50%;
  display:flex;align-items:center;justify-content:center;font-size:14px;
}
.bullets{padding-left:22px;margin:0 0 18px}
.bullets li{margin:6px 0;color:#d6dbe7}

/* Stats / banner */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:18px 0 8px}
.stat{background:var(--bg-surf);border:1px solid var(--border);border-radius:var(--radius);padding:18px;text-align:center}
.stat-num{font-size:26px;font-weight:800;background:linear-gradient(120deg,var(--accent2),var(--neon));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent}
.stat-label{color:var(--text2);font-size:13.5px;margin-top:4px;letter-spacing:.3px;text-transform:uppercase}

.banner{
  background:linear-gradient(120deg,rgba(0,144,255,.16),rgba(0,212,255,.08));
  border:1px solid rgba(0,212,255,.25);border-radius:18px;padding:30px;
  display:flex;align-items:center;justify-content:space-between;gap:22px;flex-wrap:wrap;
  box-shadow:var(--shadow);
}
.banner h2{margin:0 0 6px}
.banner p{margin:0;color:#d6dbe7}

/* FAQ */
.faq details{
  background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);
  margin-bottom:10px;padding:0;overflow:hidden;
}
.faq summary{
  list-style:none;cursor:pointer;padding:16px 50px 16px 18px;font-weight:600;
  color:var(--text);position:relative;font-size:16px;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);
  font-size:22px;color:var(--neon);transition:transform .2s;
}
.faq details[open] summary::after{content:"−"}
.faq details[open]{border-color:rgba(0,144,255,.35)}
.faq .ans{padding:0 18px 16px;color:#d6dbe7}

/* CTA strip */
.cta-strip{text-align:center;padding:46px 28px;background:var(--bg-card);border:1px solid var(--border);border-radius:18px}
.cta-strip h2{margin:0 0 10px}
.cta-strip p{margin:0 auto 20px;max-width:640px;color:var(--text2)}

/* Footer */
.site-footer{
  background:#05070c;border-top:1px solid var(--border);
  padding:40px 0 24px;margin-top:60px;color:var(--text2);font-size:14.5px;
}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
.foot-grid h4{color:var(--text);margin:0 0 12px;font-size:15px;text-transform:uppercase;letter-spacing:.5px}
.foot-grid a{display:block;padding:5px 0;color:var(--text2)}
.foot-grid a:hover{color:var(--neon)}
.disclaimer{
  margin-top:30px;padding-top:20px;border-top:1px solid var(--border);
  display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center;font-size:13px;
}
.age-badge{display:inline-block;padding:4px 10px;border:2px solid var(--accent-red);color:var(--accent-red);font-weight:800;border-radius:6px;margin-right:6px}

/* Breadcrumbs */
.crumbs{padding:14px 0;color:var(--text2);font-size:14px}
.crumbs a{color:var(--text2)}
.crumbs a:hover{color:var(--neon)}
.crumbs span{color:var(--neon)}

/* Page header */
.page-head{padding:46px 0 18px}
.page-head h1{font-size:clamp(26px,3.4vw,40px);margin:0 0 14px;line-height:1.15;font-weight:800}
.page-head .lead{max-width:780px}

/* Two-column with image */
.with-img{display:grid;grid-template-columns:1.1fr 1fr;gap:36px;align-items:center;margin:18px 0}
.with-img.flip{grid-template-columns:1fr 1.1fr}
.with-img img{border-radius:var(--radius);border:1px solid var(--border);box-shadow:var(--shadow)}

/* Responsive */
@media (max-width:980px){
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .hero-grid,.with-img,.with-img.flip{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr 1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:640px){
  .menu-toggle{display:inline-flex;align-items:center;flex-direction:column;justify-content:center}
  .nav{
    position:absolute;left:0;right:0;top:100%;background:var(--bg-surf);
    flex-direction:column;align-items:stretch;padding:10px;gap:0;
    border-bottom:1px solid var(--border);display:none;
  }
  .nav.open{display:flex}
  .nav a{padding:12px 14px;border-radius:0;border-bottom:1px solid var(--border)}
  .nav a:last-child{border-bottom:none}
  .header-inner{position:relative}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .hero{padding:34px 0 26px}
  .banner{flex-direction:column;align-items:flex-start;text-align:left}
  .disclaimer{flex-direction:column;align-items:flex-start}
}