:root { --bg:#0b0c10; --card:#14161a; --text:#e8ecef; --muted:#a9b3bd; --accent:#51d0ff; }
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.5 system-ui,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
header{max-width:900px;margin:24px auto 0;padding:0 16px}
header h1{margin:0 0 6px;font-size:28px}
header .tag{color:var(--muted)}
main{max-width:900px;margin:16px auto;padding:0 16px}
.card{background:var(--card);border:1px solid #1e2228;border-radius:16px;padding:20px;margin:16px 0;box-shadow:0 2px 12px rgba(0,0,0,.25)}
.flow{margin:0 0 12px 20px}
label{display:block;margin:10px 0}
label.inline{display:flex;gap:8px;align-items:center}
input,select,textarea{width:100%;padding:10px;border:1px solid #2a2f37;border-radius:10px;background:#0f1115;color:var(--text)}
input::placeholder,textarea::placeholder{color:#66707a}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:720px){.grid{grid-template-columns:1fr}}
.agreement{background:#0f1216;border:1px solid #222834;border-radius:12px;padding:12px}
.actions{display:flex;gap:12px;margin-top:12px}
button{appearance:none;border:1px solid #2a2f37;background:#111319;color:var(--text);padding:10px 14px;border-radius:10px;cursor:pointer}
button:hover{border-color:#38414c}
button[disabled]{opacity:.6;cursor:not-allowed}
.notice{background:#0e252f;border:1px solid #1d3640;border-radius:12px;padding:10px;margin:12px 0;color:#bfefff}
.status{margin-top:8px;color:var(--muted)}
.hidden{display:none}
#result a{color:var(--accent)}
footer{max-width:900px;margin:24px auto;padding:0 16px;color:#7f8a96}