:root{
  --bg:#050914;
  --bg2:#091124;
  --panel:rgba(10,20,45,.78);
  --line:rgba(71,157,255,.34);
  --blue:#55a7ff;
  --blue2:#2b75ff;
  --text:#eef6ff;
  --muted:#a9bbd2;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:radial-gradient(circle at 75% 10%,#0d2d61 0,transparent 28%),linear-gradient(180deg,var(--bg),#03060d 70%);color:var(--text);line-height:1.75}
a{color:inherit;text-decoration:none}
.neon-coconut{position:fixed;right:-120px;top:8vh;width:620px;opacity:.13;pointer-events:none;filter:drop-shadow(0 0 24px #2586ff);z-index:0}
.neon-coconut svg{width:100%;fill:none;stroke:#48a6ff;stroke-width:4}
.site-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:18px 4vw;background:rgba(3,8,19,.78);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:12px}.brand-mark{display:grid;place-items:center;width:46px;height:46px;border:1px solid var(--blue);border-radius:50%;font-size:26px;font-weight:900;box-shadow:0 0 24px rgba(63,154,255,.4)}
.brand strong{display:block;letter-spacing:.2em}.brand small{display:block;color:var(--blue);letter-spacing:.38em}
.nav{display:flex;gap:24px;color:var(--muted)}.nav a:hover{color:var(--text)}
.header-cta,.primary-btn,.calculator-card button{background:linear-gradient(135deg,var(--blue2),#58c0ff);padding:12px 20px;border-radius:12px;font-weight:800;box-shadow:0 0 22px rgba(42,127,255,.28)}
.section-shell{position:relative;z-index:1;width:min(1160px,92vw);margin:0 auto}
.hero{display:grid;grid-template-columns:1.45fr .75fr;gap:34px;padding:92px 0 58px}.eyebrow{color:var(--blue);font-weight:800;letter-spacing:.15em}.hero h1{font-size:clamp(42px,6vw,76px);line-height:1.04;margin:.3em 0}.lead{font-size:1.18rem;color:var(--muted);max-width:900px}.hero-actions{display:flex;gap:14px;margin-top:28px}.secondary-btn{border:1px solid var(--line);padding:12px 20px;border-radius:12px}.hero-panel{display:grid;gap:16px}.mini-stat{padding:22px;border:1px solid var(--line);border-radius:20px;background:var(--panel);box-shadow:inset 0 0 30px rgba(70,145,255,.05)}.mini-stat span{color:var(--blue);font-weight:900}.mini-stat strong,.mini-stat small{display:block}.mini-stat small{color:var(--muted)}
.article{padding:30px 0}.article h2,.faq h2,.widgets h2{font-size:clamp(30px,4vw,48px);line-height:1.15;margin:0 0 20px}.article p{font-size:1.08rem;color:#d8e5f3}.check-list{padding-left:1.2rem}.check-list li{margin:.5rem 0}.check-list li::marker{color:var(--blue)}
.image-frame{margin-top:40px;margin-bottom:40px;border:1px solid var(--line);border-radius:24px;padding:12px;background:rgba(12,22,45,.6);box-shadow:0 0 34px rgba(25,113,255,.12)}.image-frame img{display:block;width:100%;max-width:100%;height:auto;object-fit:contain;border-radius:16px}.image-frame figcaption{color:var(--muted);font-size:.9rem;padding:10px 4px 0}
.quote{margin-top:50px;margin-bottom:50px;padding:34px;border-left:4px solid var(--blue);background:linear-gradient(90deg,rgba(22,83,164,.28),rgba(5,10,20,.4));font-size:1.55rem;font-weight:700;box-shadow:0 0 36px rgba(42,117,255,.14)}.quote cite{display:block;margin-top:16px;color:var(--blue);font-size:1rem;font-style:normal;font-weight:600}
.table-wrap{overflow:auto;border:1px solid var(--line);border-radius:18px;margin-top:24px}table{width:100%;border-collapse:collapse;background:rgba(9,18,38,.65)}th,td{padding:16px;text-align:left;border-bottom:1px solid rgba(90,145,220,.18)}th{color:var(--blue)}
.widgets{display:grid;grid-template-columns:1fr 1fr;gap:24px;padding:44px 0}.calculator-card{border:1px solid var(--line);border-radius:22px;padding:26px;background:var(--panel)}.calculator-card label{display:block;margin-top:12px;color:var(--muted)}.calculator-card input{width:100%;margin-top:6px;padding:12px;border-radius:10px;border:1px solid var(--line);background:#07101f;color:var(--text)}.calculator-card button{border:0;color:white;margin-top:18px;cursor:pointer}.result{margin-top:18px;padding:15px;border-radius:12px;background:rgba(27,96,190,.23);color:#dff0ff}
.faq{padding:44px 0 90px}.faq details{border:1px solid var(--line);border-radius:16px;padding:18px 20px;margin:12px 0;background:rgba(8,16,34,.74)}.faq summary{font-weight:800;cursor:pointer}.faq p{color:var(--muted)}
footer{position:relative;z-index:1;display:flex;justify-content:space-between;padding:30px 4vw;border-top:1px solid var(--line);color:var(--muted)}footer div span{display:block;color:var(--blue)}
@media(max-width:900px){.nav{display:none}.hero{grid-template-columns:1fr;padding-top:58px}.widgets{grid-template-columns:1fr}.site-header{padding:14px 5vw}.header-cta{display:none}.neon-coconut{width:420px;right:-180px}.hero h1{font-size:44px}}