:root{color-scheme:dark;--bg: #0d1117;--bg-elev: #161b22;--bg-inset: #010409;--border: #30363d;--border-muted: #21262d;--text: #e6edf3;--muted: #8b949e;--accent: #238636;--accent-hover: #2ea043;--accent-fg: #ffffff;--blue: #388bfd;--ok: #3fb950;--bad: #f85149;--warn: #d29922;--radius: 10px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;--mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}.app-shell{max-width:860px;margin:0 auto;padding:20px 20px 80px}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 0;margin-bottom:8px;border-bottom:1px solid var(--border-muted);position:sticky;top:0;background:var(--bg);z-index:5}.brand{display:flex;align-items:center;gap:10px;font-weight:650;font-size:15px}.brand .dot{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px #23863633}.topbar .who{color:var(--muted);font-size:13px;display:flex;align-items:center;gap:12px}.card{background:var(--bg-elev);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin:14px 0}.card h2{font-size:15px;margin:0 0 4px}.card h3{font-size:14px;margin:0 0 10px}.card .sub{color:var(--muted);font-size:13px;margin:0 0 14px}.card-row{display:flex;gap:12px;flex-wrap:wrap}.mono{font-family:var(--mono);font-size:12.5px;word-break:break-all}code,.chip{font-family:var(--mono);font-size:12px;background:var(--bg-inset);border:1px solid var(--border-muted);padding:2px 6px;border-radius:6px;word-break:break-all}.muted{color:var(--muted)}.ok{color:var(--ok)}.bad{color:var(--bad)}.warn{color:var(--warn)}.small{font-size:12.5px}.right{margin-left:auto}label.field{display:block;margin:12px 0}label.field>span{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}input,select{width:100%;background:var(--bg-inset);border:1px solid var(--border);color:var(--text);border-radius:8px;padding:10px 12px;font-size:14px;font-family:inherit}input:focus,select:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 3px #388bfd40}input.mono{font-family:var(--mono)}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media (max-width: 560px){.grid2{grid-template-columns:1fr}}button{background:var(--accent);color:var(--accent-fg);border:1px solid rgba(240,246,252,.1);border-radius:8px;padding:10px 16px;font-size:14px;font-weight:600;cursor:pointer;font-family:inherit;transition:background .12s ease}button:hover:not(:disabled){background:var(--accent-hover)}button:disabled{opacity:.5;cursor:not-allowed}button.secondary{background:var(--bg-elev);color:var(--text);border-color:var(--border)}button.secondary:hover:not(:disabled){background:#1f242c}button.ghost{background:transparent;color:var(--muted);border-color:transparent;padding:6px 10px}button.ghost:hover:not(:disabled){color:var(--text);background:var(--bg-elev)}button.danger{background:transparent;color:var(--bad);border-color:#f8514966}button.tiny{padding:5px 10px;font-size:12.5px}.btn-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-top:12px}.tabs{display:flex;gap:4px;flex-wrap:wrap;border-bottom:1px solid var(--border-muted);margin:4px 0 8px}.tabs button{background:transparent;border:none;border-bottom:2px solid transparent;color:var(--muted);border-radius:0;padding:8px 12px;font-weight:550;font-size:13.5px}.tabs button.active{color:var(--text);border-bottom-color:var(--accent)}.tabs button:hover:not(.active){color:var(--text);background:transparent}.kv{display:flex;justify-content:space-between;gap:12px;padding:6px 0;border-bottom:1px solid var(--border-muted);font-size:13.5px}.kv:last-child{border-bottom:none}.kv .k{color:var(--muted)}.badge{font-size:11.5px;padding:2px 8px;border-radius:999px;border:1px solid var(--border);color:var(--muted)}.badge.green{color:var(--ok);border-color:#3fb95066;background:#3fb95014}.badge.gray{color:var(--muted)}.preview{background:var(--bg-inset);border:1px solid var(--border-muted);border-radius:8px;padding:12px 14px;margin:12px 0;font-size:13.5px}.preview .line{display:flex;justify-content:space-between;gap:10px;padding:3px 0}.result{border-radius:8px;padding:12px 14px;margin-top:12px;font-size:13.5px;border:1px solid}.result.ok{border-color:#3fb95066;background:#3fb95012}.result.bad{border-color:#f8514966;background:#f8514912}.log{background:var(--bg-inset);border:1px solid var(--border-muted);border-radius:8px;padding:10px 12px;margin-top:10px;font-family:var(--mono);font-size:12px;white-space:pre-wrap;word-break:break-all;max-height:200px;overflow:auto;color:var(--muted)}.list-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 14px;border:1px solid var(--border);border-radius:8px;margin:8px 0;cursor:pointer;background:var(--bg-elev)}.list-item:hover{border-color:var(--blue)}.spinner{display:inline-block;width:15px;height:15px;border:2px solid var(--border);border-top-color:var(--text);border-radius:50%;animation:spin .7s linear infinite;vertical-align:-2px}@keyframes spin{to{transform:rotate(360deg)}}.login-wrap{max-width:380px;margin:8vh auto 0}.login-wrap .card{padding:24px}.center{text-align:center}.err{color:var(--bad);font-size:13px;margin-top:10px;min-height:18px}