:root{--bg: #f4f6f9;--card: #ffffff;--text: #1f2430;--muted: #6b7280;--primary: #2563eb;--primary-d: #1e40af;--border: #e3e6ea;--error: #c0392b}*{box-sizing:border-box}html,body{margin:0;height:100%}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}h1{font-size:22px;margin:0 0 12px}h2{font-size:18px;margin:0 0 10px}input,textarea{width:100%;padding:9px 11px;border:1px solid var(--border);border-radius:8px;font:inherit;background:#fff;color:inherit;margin-top:4px}input:focus,textarea:focus{outline:none;border-color:var(--primary)}button{background:var(--primary);color:#fff;border:0;border-radius:8px;padding:10px 16px;font:inherit;font-weight:600;cursor:pointer}button:hover{background:var(--primary-d)}button:disabled{opacity:.6;cursor:default}button.link{background:none;color:var(--primary);padding:0;font-weight:500}button.link:hover{background:none;text-decoration:underline}label{display:block;margin:10px 0;font-size:14px;font-weight:600}.muted{color:var(--muted);font-size:14px}.error{color:var(--error);font-size:14px;margin:10px 0 0}.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:24px}.card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:28px;width:380px;box-shadow:0 1px 3px #0000000f}.card.wide{width:460px}.card button{width:100%;margin-top:8px}.steps{color:var(--muted);font-size:13px;margin-bottom:12px}.kv{display:grid;grid-template-columns:auto 1fr;gap:6px 16px;margin:12px 0}.kv dt{color:var(--muted);font-size:13px}.kv dd{margin:0;font-size:14px;word-break:break-all}