:root{--p:#0a7ea4;--p2:#14b8a6;--ink:#0f172a;--m:#64748b;--bg:#f8fafc;--card:#fff;--line:#e2e8f0;--soft:#ecfeff;--r:16px;--sh:0 1px 2px rgba(15,23,42,.04),0 8px 24px -12px rgba(15,23,42,.12)}
@media (prefers-color-scheme:dark){:root{--ink:#e2e8f0;--m:#94a3b8;--bg:#0b1220;--card:#111a2e;--line:#1e293b;--soft:#0f2a33;--sh:0 8px 24px -12px rgba(0,0,0,.5)}}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.6 Inter,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--p)}.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.top{position:sticky;top:0;z-index:10;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid var(--line)}
.nav{display:flex;flex-wrap:wrap;gap:10px;align-items:center;justify-content:space-between;padding:12px 20px}
.nav nav{display:flex;gap:18px;flex-wrap:wrap;align-items:center;font-size:15px;font-weight:500}.nav nav a{color:var(--ink);text-decoration:none;opacity:.85}.nav nav a:hover{opacity:1;color:var(--p)}
.brand{display:flex;align-items:center;gap:8px;font-size:19px;font-weight:600;color:var(--ink);text-decoration:none;letter-spacing:-.01em}.brand b{background:linear-gradient(90deg,var(--p),var(--p2));-webkit-background-clip:text;background-clip:text;color:transparent}
.logo{display:grid;place-items:center;width:32px;height:32px;border-radius:10px;background:linear-gradient(135deg,var(--p),var(--p2));color:#fff;font-size:13px;font-weight:800}
.hero{padding:40px 0 16px}.hero h1{font-size:clamp(28px,5vw,48px);line-height:1.08;letter-spacing:-.03em;margin:10px 0 10px;font-weight:800}
.hero.big{margin:20px 0 10px;padding:48px 28px;border-radius:24px;background:radial-gradient(900px 300px at 10% -10%,rgba(20,184,166,.28),transparent),radial-gradient(700px 300px at 100% 0,rgba(10,126,164,.28),transparent),var(--card);border:1px solid var(--line);box-shadow:var(--sh)}
.hero.big input{margin-top:14px;font-size:17px;padding:16px 18px;border-radius:14px;box-shadow:var(--sh)}
.pill{display:inline-block;font-size:13px;font-weight:600;color:var(--p);background:var(--soft);border:1px solid color-mix(in srgb,var(--p) 25%,transparent);padding:4px 12px;border-radius:99px}
h2{font-size:24px;letter-spacing:-.02em;margin:40px 0 14px}
.muted{color:var(--m);font-size:14px}
.btn{background:linear-gradient(135deg,var(--p),var(--p2));color:#fff!important;border:0;border-radius:12px;padding:11px 18px;font-weight:600;cursor:pointer;text-decoration:none;display:inline-block;opacity:1!important}.btn.sm{padding:7px 14px;font-size:14px}
input,textarea,select{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:12px;font:inherit;background:var(--card);color:var(--ink)}input:focus,textarea:focus{outline:2px solid var(--p2);border-color:transparent}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.card,.cat{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:18px;box-shadow:var(--sh);transition:transform .15s,border-color .15s}
.card:hover,.cat:hover{transform:translateY(-2px);border-color:color-mix(in srgb,var(--p2) 50%,var(--line))}
.card h3{margin:8px 0 4px;font-size:17px;letter-spacing:-.01em}.card h3 a{color:var(--ink);text-decoration:none}.card p{margin:4px 0}
.ic{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--soft);font-size:20px}
.cat{display:flex;flex-direction:column;gap:6px;text-decoration:none;color:var(--ink)}.cat b{font-size:16px}
.tag{display:inline-block;margin-top:8px;background:var(--soft);color:var(--p);border-radius:99px;padding:3px 10px;font-size:12px;font-weight:600}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}.chips a,.chips button{border:1px solid var(--line);background:var(--card);color:var(--ink);border-radius:99px;padding:6px 14px;font:500 14px Inter,system-ui;text-decoration:none;cursor:pointer}.chips button:hover,.chips a:hover{border-color:var(--p2);color:var(--p)}
.tiers{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.tier{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--sh)}.tier.hl{border:2px solid var(--p2)}.tier .p{font-size:32px;font-weight:800;letter-spacing:-.02em}
.news{margin:48px auto;padding:28px;border-radius:24px;background:linear-gradient(135deg,var(--p),var(--p2));color:#fff}.news h3{margin:0 0 12px;font-size:22px}.news form{display:flex;gap:10px;flex-wrap:wrap}.news input{flex:1;min-width:220px;border:0}.news .btn{background:#0f172a}.news .muted{color:#e0f2fe}
.foot{border-top:1px solid var(--line);padding:28px 0;margin-top:20px}.foot a{color:var(--p)!important}.disc{font-size:14px;color:var(--m)}
.prose{background:var(--card);border-radius:var(--r);padding:24px;border:1px solid var(--line);box-shadow:var(--sh)}.prose h2{margin-top:1.4em;font-size:20px}
.alert{background:var(--soft);border-left:4px solid var(--p2);padding:12px 14px;border-radius:10px;font-size:14px}
dl{display:grid;grid-template-columns:max-content 1fr;gap:8px 16px}dt{font-weight:600;color:var(--m)}dd{margin:0}
@media (max-width:640px){.nav nav{gap:12px;font-size:14px}.hero.big{padding:32px 18px}}