:root{--bg:#0f1419;--panel:#1a2027;--line:#2b333d;--fg:#d7dde4;--muted:#8a95a1;--accent:#4ea1ff;--danger:#ff6b6b;--ok:#4ecb71;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg)}body,button{color:var(--fg)}button{background:var(--panel);border:1px solid var(--line);border-radius:6px;padding:8px 14px;cursor:pointer;font-size:14px}button:hover{border-color:var(--accent)}button:disabled{opacity:.5;cursor:default}button.primary{background:var(--accent);border-color:var(--accent);color:#06121f;font-weight:600}code{background:#000;padding:1px 5px;border-radius:4px;word-break:break-all}.center{max-width:400px;margin:12vh auto;padding:0 16px;text-align:center}.center h1{font-size:22px}.center input{width:100%;padding:11px;margin:10px 0;background:var(--panel);color:var(--fg);border:1px solid var(--line);border-radius:6px;font-size:14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.hint{color:var(--muted);font-size:13px;line-height:1.5}.app{max-width:640px;margin:0 auto;padding:24px 16px}header{display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--line);padding-bottom:14px}header h1{margin:0;font-size:20px;flex:1 1}.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:16px 18px;margin:18px 0}.panel h2{margin:0 0 10px;font-size:15px}.row{display:flex;justify-content:space-between;gap:12px;padding:5px 0;font-size:14px}.row .k{color:var(--muted)}.badge{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600}.badge.active{background:#0e2c1a;color:var(--ok);border:1px solid #1f5c33}.badge.blocked{background:#2c1213;color:var(--danger);border:1px solid #5c1f22}.error{color:var(--danger);font-size:13px;min-height:18px}.muted,ol.steps{color:var(--muted)}ol.steps{margin:8px 0 0;padding-left:20px;font-size:14px;line-height:1.7}