:root{--bg:#0f172a;--muted:#94a3b8;--text:#f8fafc;--accent:#38bdf8;--accent2:#22c55e;--border:rgba(255,255,255,.12);--shadow:0 24px 70px rgba(0,0,0,.35);--radius:24px}
*{box-sizing:border-box}
body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;background:radial-gradient(circle at top left,rgba(56,189,248,.25),transparent 35%),radial-gradient(circle at bottom right,rgba(34,197,94,.18),transparent 35%),var(--bg);color:var(--text);min-height:100vh}
a{color:inherit}.wrap{width:min(1120px,calc(100% - 32px));margin:0 auto}header{padding:28px 0}
nav{display:flex;justify-content:space-between;align-items:center;gap:18px}.brand{display:flex;gap:12px;align-items:center;font-weight:900;letter-spacing:-.03em}
.logo{width:42px;height:42px;border-radius:14px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:grid;place-items:center;box-shadow:0 10px 30px rgba(56,189,248,.25)}
.navlinks{display:flex;gap:10px;flex-wrap:wrap}.navlinks a{text-decoration:none;color:var(--muted);font-weight:800;padding:10px 14px;border-radius:999px;border:1px solid transparent}.navlinks a.active,.navlinks a:hover{color:var(--text);border-color:var(--border);background:rgba(255,255,255,.06)}
.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center;padding:44px 0 28px}.badge{width:fit-content;border:1px solid rgba(56,189,248,.35);background:rgba(56,189,248,.11);color:#bae6fd;border-radius:999px;padding:8px 12px;font-weight:800;font-size:14px}
h1{font-size:clamp(40px,6vw,76px);line-height:.96;margin:18px 0;letter-spacing:-.06em}h2{margin-top:0}.lead{color:#cbd5e1;font-size:18px;line-height:1.7;max-width:720px}
.hero-card,.panel{border:1px solid var(--border);background:linear-gradient(180deg,rgba(255,255,255,.08),rgba(255,255,255,.035));box-shadow:var(--shadow);border-radius:var(--radius);padding:24px;backdrop-filter:blur(14px)}
.stats,.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:22px}.stat,.step,.rules article{border:1px solid var(--border);background:rgba(255,255,255,.05);border-radius:18px;padding:16px}
.stat b{display:block;font-size:22px}.stat span,.step p,.rules p,.small{color:var(--muted)}.step .n{width:34px;height:34px;border-radius:12px;display:grid;place-items:center;background:rgba(56,189,248,.16);color:#bae6fd;font-weight:900;margin-bottom:10px}
main{padding:22px 0 64px}form{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.full{grid-column:1/-1}label{display:block;color:#e2e8f0;font-weight:800;margin-bottom:7px;font-size:14px}
input{width:100%;border:1px solid var(--border);background:rgba(15,23,42,.76);color:var(--text);border-radius:16px;padding:14px;outline:none;font:inherit}input:focus{border-color:rgba(56,189,248,.65);box-shadow:0 0 0 4px rgba(56,189,248,.12)}
.checkline{display:flex;gap:10px;align-items:flex-start;color:#cbd5e1;line-height:1.5}.checkline input{width:18px;margin-top:3px}.btns{display:flex;flex-wrap:wrap;gap:12px;margin-top:8px}
button,.button{border:0;border-radius:999px;padding:14px 20px;font-weight:900;color:#06121f;background:linear-gradient(135deg,var(--accent),var(--accent2));cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;box-shadow:0 12px 32px rgba(34,197,94,.18)}
button.secondary,.button.secondary{background:rgba(255,255,255,.08);color:var(--text);border:1px solid var(--border);box-shadow:none}button:disabled{opacity:.55;cursor:not-allowed}
.alert{border-radius:18px;padding:14px 16px;border:1px solid var(--border);margin:16px 0;line-height:1.55}.alert.info{background:rgba(56,189,248,.1);border-color:rgba(56,189,248,.28)}.alert.ok{background:rgba(34,197,94,.1);border-color:rgba(34,197,94,.28)}.alert.warn{background:rgba(245,158,11,.1);border-color:rgba(245,158,11,.28)}.alert.bad{background:rgba(239,68,68,.1);border-color:rgba(239,68,68,.28)}
.small{font-size:13px;line-height:1.6}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:18px}.rules{display:grid;gap:12px}.rules h3{margin:0 0 8px}.rules p{margin:0;line-height:1.58}
.progress{height:12px;border-radius:999px;background:rgba(255,255,255,.1);overflow:hidden;margin:16px 0}.bar{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:inherit}
footer{color:var(--muted);border-top:1px solid var(--border);padding:26px 0 40px}code{background:rgba(255,255,255,.08);padding:2px 6px;border-radius:7px;color:#bae6fd}
@media(max-width:850px){.hero,.grid2,.steps,.stats,form{grid-template-columns:1fr}nav{align-items:flex-start;flex-direction:column}}