:root{--bg:#07111f;--panel:#0d1d31;--panel2:#122640;--text:#f7fbff;--muted:#b9c7da;--gold:#f4bd42;--cyan:#7de7ff;--line:rgba(255,255,255,.12)}
*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,sans-serif;background:linear-gradient(135deg,#020711,#071629 55%,#101827);color:var(--text);line-height:1.72}a{color:inherit;text-decoration:none}.container{width:min(1120px,92%);margin:auto}.header{position:sticky;top:0;z-index:10;background:rgba(3,9,18,.94);border-bottom:1px solid var(--line);backdrop-filter:blur(14px)}.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 0}.logo{font-size:26px;font-weight:900;letter-spacing:.4px}.logo span{color:var(--gold)}.menu{display:flex;gap:17px;flex-wrap:wrap}.menu a{color:var(--muted);font-size:14px}.menu a:hover{color:#fff}.btn{display:inline-flex;align-items:center;justify-content:center;padding:11px 17px;border-radius:999px;background:linear-gradient(135deg,#f4bd42,#c28b23);color:#07111f;font-weight:850;border:1px solid rgba(244,189,66,.5)}.btn.alt{background:transparent;color:#fff;border-color:var(--line)}.hero{padding:88px 0 62px;background:radial-gradient(circle at 88% 14%,rgba(244,189,66,.20),transparent 30%),radial-gradient(circle at 10% 8%,rgba(125,231,255,.14),transparent 30%)}.badge{display:inline-flex;border:1px solid var(--line);border-radius:999px;padding:8px 14px;color:var(--muted);background:rgba(255,255,255,.04);font-size:14px}h1{font-size:clamp(38px,6vw,70px);line-height:1.04;margin:18px 0}h1 span,h2 span{color:var(--gold)}h2{font-size:clamp(28px,4vw,42px);line-height:1.15}.lead{font-size:20px;color:var(--muted);max-width:780px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.section{padding:62px 0}.grid{display:grid;gap:22px}.grid3{grid-template-columns:repeat(3,1fr)}.grid2{grid-template-columns:repeat(2,1fr)}.card{background:linear-gradient(180deg,rgba(255,255,255,.075),rgba(255,255,255,.035));border:1px solid var(--line);border-radius:24px;padding:26px;box-shadow:0 22px 55px rgba(0,0,0,.23)}.card h3{margin-top:0}.muted{color:var(--muted)}.kicker{font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--gold);font-weight:900}.article{max-width:880px;margin:auto;padding:58px 0}.article h1{font-size:clamp(34px,5vw,56px)}.article h2{margin-top:42px}.article p,.article li{font-size:18px;color:#dbe5f2}.article a{color:var(--cyan);text-decoration:underline}.note{border-left:4px solid var(--gold);background:rgba(244,189,66,.08);padding:18px;border-radius:16px;margin:24px 0}.toc{background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:18px;padding:18px}.blog-card h3{min-height:68px}.meta{font-size:13px;color:var(--muted);margin-bottom:10px}.footer{background:#030913;border-top:1px solid var(--line);padding:38px 0;color:var(--muted)}.foot{display:grid;grid-template-columns:2fr 1fr 1fr;gap:24px}.footer a{display:block;color:var(--muted);margin:8px 0}.input,textarea{width:100%;padding:14px;border:1px solid var(--line);border-radius:14px;background:#071426;color:#fff;margin:8px 0 15px}.calc{display:grid;grid-template-columns:1fr 1fr;gap:16px}.result{font-size:24px;color:var(--gold);font-weight:900}.table{width:100%;border-collapse:collapse}.table td,.table th{border-bottom:1px solid var(--line);padding:12px;text-align:left;color:#dbe5f2}@media(max-width:780px){.menu{display:none}.grid3,.grid2,.foot,.calc{grid-template-columns:1fr}.hero{padding:52px 0}h1{font-size:40px}.blog-card h3{min-height:auto}}