:root{--bg: #0f1117;--panel: #171a23;--border: #262b38;--text: #e6e8ef;--muted: #8b90a0;--accent: #6d8dff;--green: #3ecf8e;--yellow: #f5a623;--red: #ef4444;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}.app{max-width:920px;margin:0 auto;padding:24px 16px 60px}h1{font-size:20px;margin:0 0 4px}.badge{font-size:11px;background:var(--accent);color:#fff;padding:2px 8px;border-radius:20px;margin-left:8px;vertical-align:middle}.card{background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:18px 20px}.mb14{margin-bottom:14px}.card-title{font-weight:600;font-size:14px;margin-bottom:12px;color:var(--text)}.card-sub{font-size:12px;color:var(--muted);margin-top:-6px;margin-bottom:12px}label{display:block;font-size:12px;color:var(--muted);margin:10px 0 4px}input[type=text],input[type=number],input[type=password],textarea,select{width:100%;background:#0c0e14;border:1px solid var(--border);border-radius:6px;color:var(--text);padding:9px 10px;font-size:13px;font-family:inherit}textarea{resize:vertical;font-family:SF Mono,Consolas,monospace;font-size:12.5px}input:focus,textarea:focus,select:focus{outline:none;border-color:var(--accent)}.btn{border:1px solid var(--border);background:#1d212c;color:var(--text);border-radius:6px;padding:9px 16px;font-size:13px;cursor:pointer}.btn:hover:not(:disabled){border-color:var(--accent)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.btn-sec{font-size:12px;padding:5px 10px}.btn-green{background:var(--green);border-color:var(--green);color:#06251a}.char-count{float:right;font-weight:400}.banner{display:none;padding:10px 14px;border-radius:6px;font-size:13px;margin-bottom:14px}.banner.show{display:block}.banner.ok{background:#3ecf8e1f;color:var(--green);border:1px solid rgba(62,207,142,.3)}.banner.err{background:#ef44441f;color:var(--red);border:1px solid rgba(239,68,68,.3)}.banner.info{background:#6d8dff1f;color:var(--accent);border:1px solid rgba(109,141,255,.3)}.banner.warn{background:#f5a6231f;color:var(--yellow);border:1px solid rgba(245,166,35,.3)}.hint{background:#10131b;border:1px dashed var(--border);border-radius:8px;padding:12px 14px;font-size:12.5px;color:var(--muted);line-height:1.6}.hint strong{color:var(--text)}.steps-grid{display:flex;flex-direction:column;gap:6px;margin-top:10px}.step-row{display:flex;align-items:center;gap:10px;font-size:13px;padding:6px 0}.step-dot{width:9px;height:9px;border-radius:50%;background:var(--border);flex-shrink:0}.step-row.active .step-dot{background:var(--accent)}.step-row.done .step-dot{background:var(--green)}.step-progress{color:var(--muted);font-size:12px;margin-left:auto}.log-panel{background:#0a0c11;border:1px solid var(--border);border-radius:8px;padding:10px 12px;max-height:260px;overflow-y:auto;font-family:SF Mono,Consolas,monospace;font-size:11.5px;margin-top:12px}.log-line{padding:2px 0;color:var(--muted)}.log-line.ok{color:var(--green)}.log-line.err{color:var(--red)}.row{display:flex;gap:10px}.row>*{flex:1}