:root{--bg:#0b0d10;--bg-elev:#14181e;--border:#232a33;--text:#e7e9ee;--muted:#9aa3b2;--accent:#6ea8fe;--accent-hi:#a3c5ff;--accent-lo:#4a84ec;--accent-ink:#0b0d10;--danger:#f2678a;--ok:#4fd1a1;--radius:14px;--maxw:720px;--font:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif}*{box-sizing:border-box}html{color-scheme:dark}body{background:var(--bg);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;text-rendering:optimizelegibility;min-height:100vh;margin:0;line-height:1.65;position:relative}.ambient{z-index:-1;pointer-events:none;background:radial-gradient(60% 42% at 50% -6%,#6ea8fe2e,#0000 70%),radial-gradient(40% 30% at 88% 8%,#4a84ec1a,#0000 70%);position:fixed;inset:0}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}.site-header{z-index:10;border-bottom:1px solid var(--border);-webkit-backdrop-filter:saturate(1.4)blur(12px);background:#0b0d10b8;position:sticky;top:0}.site-header .container{justify-content:space-between;align-items:center;padding-top:18px;padding-bottom:18px;display:flex}.brand{letter-spacing:-.01em;color:var(--text);align-items:center;gap:9px;font-size:1.15rem;font-weight:700;display:inline-flex}.brand:hover{text-decoration:none}.brand-logo{border-radius:8px;display:block}.brand-mark{filter:drop-shadow(0 2px 8px #4a84ec40)}.nav{gap:18px;font-size:.92rem;display:flex}.nav a{color:var(--muted)}.nav a:hover{color:var(--text);text-decoration:none}.burger{display:none}@media (width<=560px){.site-header .container{flex-wrap:wrap;padding-top:14px;padding-bottom:14px}.burger{cursor:pointer;flex-direction:column;justify-content:center;gap:5px;width:42px;height:42px;margin:-9px -10px -9px 0;padding:0 10px;display:flex}.burger span{background:var(--text);border-radius:2px;width:22px;height:2px;transition:transform .22s,opacity .22s;display:block}.nav-toggle:checked+.burger span:first-child{transform:translateY(7px)rotate(45deg)}.nav-toggle:checked+.burger span:nth-child(2){opacity:0}.nav-toggle:checked+.burger span:nth-child(3){transform:translateY(-7px)rotate(-45deg)}.site-header .nav{border-top:1px solid var(--border);flex-direction:column;gap:2px;width:100%;margin-top:12px;padding-top:10px;font-size:1rem;display:none}.nav-toggle:checked~.nav{display:flex}.site-header .nav a{border-radius:8px;padding:11px 4px}.site-header .nav a:hover{background:var(--bg-elev)}}.site-footer{border-top:1px solid var(--border);color:var(--muted);margin-top:64px;padding:32px 0;font-size:.88rem}.site-footer .container{flex-wrap:wrap;justify-content:space-between;gap:8px 20px;display:flex}.site-footer .nav a{font-size:.88rem}main{padding:40px 0}h1{letter-spacing:-.02em;margin:0 0 8px;font-size:2rem;line-height:1.2}h2{letter-spacing:-.01em;margin:40px 0 10px;font-size:1.25rem}h3{margin:24px 0 8px;font-size:1.02rem}p,li{color:var(--text)}.muted{color:var(--muted)}.lead{color:var(--muted);font-size:1.1rem}.updated{color:var(--muted);margin-bottom:32px;font-size:.9rem}ul{padding-left:22px}li{margin:6px 0}hr{border:none;border-top:1px solid var(--border);margin:40px 0}.note{background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius);margin:20px 0;padding:16px 18px;font-size:.95rem}.note.warn{background:#1c1710;border-color:#4a3a1e}.btn{border:1px solid var(--border);background:var(--accent);color:var(--accent-ink);border-radius:var(--radius);cursor:pointer;padding:12px 20px;font-size:1rem;font-weight:600;transition:opacity .15s;display:inline-block}.btn:hover{opacity:.9;text-decoration:none}.btn.secondary{color:var(--text);background:0 0}.btn.danger{background:var(--danger)}.btn:disabled{opacity:.5;cursor:not-allowed}.field{margin:16px 0;display:block}.field label{color:var(--muted);margin-bottom:6px;font-size:.9rem;display:block}.field input{background:var(--bg-elev);border:1px solid var(--border);width:100%;color:var(--text);border-radius:10px;padding:12px 14px;font-family:inherit;font-size:1rem}.field input:focus{border-color:var(--accent);outline:none}.status{border-radius:10px;margin:16px 0;padding:12px 14px;font-size:.95rem;display:none}.status.show{display:block}.status.err{color:#f6a7bd;background:#241419;border:1px solid #4a2130}.status.ok{color:#93e5c4;background:#10231b;border:1px solid #1e4a38}.hidden{display:none}.hero{text-align:center;padding:64px 0 8px}.hero-logo{filter:drop-shadow(0 10px 30px #4a84ec59);border-radius:20px;margin-bottom:22px;animation:6s ease-in-out infinite float}@keyframes float{50%{transform:translateY(-6px)}}.hero h1{margin:0 0 18px;font-size:clamp(2.4rem,7vw,3.4rem)}.grad{background:linear-gradient(180deg, var(--accent-hi), var(--accent-lo));-webkit-text-fill-color:transparent;color:#0000;background-clip:text}.hero .lead{max-width:34rem;color:var(--muted);margin:0 auto;font-size:1.15rem}.badge{border:1px solid var(--border);background:var(--bg-elev);color:var(--muted);letter-spacing:.01em;border-radius:999px;align-items:center;gap:8px;margin-bottom:22px;padding:6px 14px;font-size:.82rem;font-weight:500;display:inline-flex}.badge-dot{background:var(--ok);border-radius:50%;width:7px;height:7px;animation:2.4s ease-out infinite pulse;box-shadow:0 0 #4fd1a180}@keyframes pulse{70%,to{box-shadow:0 0 0 7px #4fd1a100}}.cta-row{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:30px;display:flex}.hero .btn{box-shadow:0 8px 24px -8px #4a84ec99}.features{padding:20px 0}.closing{text-align:center;padding:40px 0 8px}.closing .lead{max-width:34rem;margin:0 auto 24px}.footer-links{font-size:.92rem}.card-grid{grid-template-columns:1fr;gap:14px;margin-top:40px;display:grid}.card{border:1px solid var(--border);background:linear-gradient(180deg, #ffffff05, transparent), var(--bg-elev);border-radius:var(--radius);padding:24px;transition:transform .18s,border-color .18s,box-shadow .18s;position:relative}.card:hover{border-color:#6ea8fe73;transform:translateY(-3px);box-shadow:0 14px 34px -18px #4a84ec8c}.card-icon{border:1px solid var(--border);width:40px;height:40px;color:var(--accent-hi);background:#6ea8fe1a;border-radius:11px;justify-content:center;align-items:center;margin-bottom:14px;font-size:1.15rem;display:flex}.card h3{margin-top:0;font-size:1.08rem}.card p{color:var(--muted);margin-bottom:0}@media (width>=640px){.card-grid{grid-template-columns:1fr 1fr}}@media (prefers-reduced-motion:reduce){.hero-logo,.badge-dot{animation:none}}