:root{--pi-red: #cc0000;--pi-red-mid: #d63333;--pi-red-dark: #a83030;--pi-red-pale: #fef2f2;--pi-red-border: #ffc9c9;--green: #0f6e56;--green-dark: #0a5040;--amber: #854f0b;--bg: #f7f7f8;--panel: #ffffff;--panel-2: #f2f2f3;--border: #e8e8e8;--border-strong: #d5d5d8;--text: #1a1a1a;--muted: #777777;--faint: #999999;--accent: var(--pi-red);--accent-2: var(--pi-red-dark);--red: #cc0000;--radius: 8px;--radius-lg: 12px;--radius-sm: 6px;--shadow-sm: 0 1px 4px rgba(0, 0, 0, .08);--shadow-md: 0 4px 16px rgba(0, 0, 0, .12);--font: "Segoe UI", system-ui, -apple-system, sans-serif;--sidebar-w: 248px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.5}.shell{display:flex;height:100vh;overflow:hidden}.sidebar{width:var(--sidebar-w);flex:none;background:var(--panel);border-right:1px solid var(--border);display:flex;flex-direction:column;padding:14px 12px}.sidebar 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#eee;border-radius:var(--radius-lg);margin-bottom:12px;background:var(--panel);box-shadow:var(--shadow-sm)}.doc .head{display:flex;align-items:center;gap:10px;padding:12px 14px;cursor:pointer}.doc .head .title{font-weight:600}.doc .body{padding:0 14px 14px}.doc textarea{min-height:180px}.banner{border-radius:var(--radius);padding:12px 14px;margin-bottom:16px;font-size:14px;border:1px solid var(--border);background:#fff}.banner.warn{background:#fdf6ec;border-color:#e7cfa1;color:#6b3f08}.banner.err{background:var(--pi-red-pale);border-color:var(--pi-red-border);color:#8a1f1f}.banner code{background:#fff;padding:1px 6px;border-radius:5px;border:1px solid var(--border)}.toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:var(--text);color:#fff;padding:10px 18px;border-radius:24px;font-size:14px;box-shadow:var(--shadow-md);z-index:200}.spinner{display:inline-block;width:15px;height:15px;border:2px solid var(--border);border-top-color:var(--pi-red);border-radius:50%;animation:spin .8s linear infinite;vertical-align:-2px}@keyframes spin{to{transform:rotate(360deg)}}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.login-card{width:100%;max-width:380px}.login-brand{display:flex;align-items:center;gap:8px;font-weight:700;font-size:16px;justify-content:center;margin-bottom:16px}@media(max-width:700px){.sidebar{display:none}}