:root{--bg:#f6f5f2;--ink:#141414;--muted:#6b6b6b;--line:#dedbd4;--card:#fff;--accent:#141414;--ok:#1d7a3a;--err:#b42318}
@media (prefers-color-scheme:dark){:root{--bg:#121212;--ink:#f2f2f2;--muted:#a3a3a3;--line:#2c2c2c;--card:#1b1b1b;--accent:#f2f2f2;--ok:#4cc27a;--err:#ff6b5e}}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;min-height:100vh}
.wrap{max-width:640px;margin:0 auto;padding:12vh 16px 64px}
.hero{text-align:center;margin-bottom:40px}
.tag{display:inline-block;margin:0 0 18px;padding:4px 12px;border:1px solid var(--line);border-radius:999px;font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
h1{margin:0;font-size:clamp(40px,9vw,72px);line-height:1.05;letter-spacing:-.03em;font-weight:700;word-break:break-word}
.lead{margin:14px 0 0;font-size:20px;color:var(--muted)}
.bundle{text-align:center;margin:0 0 32px}
.bundle-title{margin:0 0 12px;font-size:14px;color:var(--muted)}
.bundle ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;justify-content:center;gap:8px}
.bundle li{padding:6px 12px;border:1px solid var(--line);border-radius:999px;font-size:15px;background:var(--card)}
select{width:100%;font:inherit;color:var(--ink);background:var(--card);border:1px solid var(--line);border-radius:10px;padding:11px 12px}
select:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:24px;display:grid;gap:16px}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:560px){.row{grid-template-columns:1fr}.card{padding:18px}}
label{display:grid;gap:6px;font-size:14px;font-weight:600}
.opt{font-weight:400;color:var(--muted)}
input,textarea{width:100%;font:inherit;color:var(--ink);background:transparent;border:1px solid var(--line);border-radius:10px;padding:11px 12px}
input:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
textarea{resize:vertical}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
button{font:inherit;font-weight:600;border:0;border-radius:10px;padding:13px 18px;background:var(--accent);color:var(--bg);cursor:pointer}
button:disabled{opacity:.6;cursor:progress}
.status{margin:0;min-height:1.5em;font-size:15px}
.status.ok{color:var(--ok)}.status.err{color:var(--err)}
.note{margin:0;font-size:13px;color:var(--muted)}
.note a,.doc a{color:inherit}
.doc{max-width:680px;margin:0 auto;padding:48px 16px 64px}
.doc h1{font-size:34px;margin-bottom:8px}
.doc h2{font-size:19px;margin:28px 0 6px}
.doc p,.doc li{color:var(--ink)}
.doc .muted{color:var(--muted)}