:root{--bg:#0b0f17;--bg-elev:#111726;--bg-elev-2:#1a2236;--border:#243049;--text:#e6ebf5;--text-dim:#98a3b8;--accent:#4ea1ff;--accent-strong:#6cb3ff;--danger:#ff6b6b;--success:#51d88a;--warning:#ffb547;--mono:ui-monospace,"SF Mono",Menlo,Consolas,"Liberation Mono",monospace}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Open Sans,Helvetica Neue,sans-serif;font-size:15px;line-height:1.55;min-height:100vh}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;color:inherit;background:var(--bg-elev-2);border:1px solid var(--border);border-radius:6px;padding:8px 14px;cursor:pointer;transition:background .15s ease,border-color .15s 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infinite}@keyframes pulse{0%,to{opacity:.4}50%{opacity:1}}.kbd{font-family:var(--mono);background:var(--bg);border:1px solid var(--border);border-radius:4px;padding:1px 6px;font-size:12px}.banner{border-radius:10px;padding:12px 14px;margin-bottom:16px;font-size:14px}.banner.warn{background:rgba(255,181,71,.08);border:1px solid rgba(255,181,71,.3);color:var(--warning)}.banner.error{background:rgba(255,107,107,.08);border:1px solid rgba(255,107,107,.3);color:var(--danger)}.banner.info{background:rgba(78,161,255,.08);border:1px solid rgba(78,161,255,.3);color:var(--accent)}.shell-output{background:#06080f;border:1px solid var(--border);border-radius:8px;padding:12px 14px;font-family:var(--mono);font-size:13px;min-height:240px;max-height:480px;overflow:auto;white-space:pre-wrap;word-break:break-word}.shell-input-row{display:flex;gap:8px;margin-top:10px}.shell-input-row input{flex:1 1;font-family:var(--mono)}.row{display:flex;gap:8px;flex-wrap:wrap;align-items:center}.row>*{flex:0 0 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