:root{color-scheme:dark;--bg:#0f1115;--panel:#171a21;--line:#2a2f3a;--text:#f5f7fb;--muted:#aeb7c8;--accent:#e0b94c;--danger:#ff6b6b}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif}main{max-width:1100px;margin:0 auto;padding:32px 18px 60px}.header{border:1px solid var(--line);background:linear-gradient(180deg,#1c2028,#12151b);padding:24px;border-radius:18px;margin-bottom:18px}h1{margin:0 0 8px;font-size:32px}p{color:var(--muted);line-height:1.5}.card{border:1px solid var(--line);background:var(--panel);padding:18px;border-radius:16px;margin:14px 0}label{display:block;font-weight:700;margin:14px 0 6px}input,select,textarea{width:100%;border:1px solid var(--line);background:#0b0d12;color:var(--text);border-radius:10px;padding:12px;font-size:15px}textarea{min-height:150px;resize:vertical}.row{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.checks{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:8px}.checks label{display:flex;align-items:center;gap:8px;margin:0;font-weight:500;color:var(--muted)}.checks input{width:auto}button{border:0;background:var(--accent);color:#15120a;font-weight:800;border-radius:12px;padding:13px 18px;margin-top:14px;cursor:pointer}button:disabled{opacity:.55;cursor:not-allowed}.error{color:var(--danger)}.error,pre{white-space:pre-wrap}pre{overflow-wrap:anywhere;background:#0b0d12;border:1px solid var(--line);padding:14px;border-radius:12px}.small{font-size:13px;color:var(--muted)}@media (max-width:750px){.row{grid-template-columns:1fr}}