:root{--fg:#1f2933;--muted:#6b7280;--line:#e5e7eb;--bg-soft:#f7f7f8;--accent:#1a73e8}*{box-sizing:border-box}body{color:var(--fg);margin:0;font-family:system-ui,-apple-system,PingFang TC,Noto Sans TC,sans-serif;font-size:14px;line-height:1.6}a{color:inherit}code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.muted{color:var(--muted)}.shell{min-height:100vh;display:flex}.nav{background:var(--bg-soft);border-right:1px solid var(--line);flex-direction:column;flex:none;width:240px;height:100vh;padding:16px 12px;display:flex;position:sticky;top:0;overflow-y:auto}.nav-home{padding:0 8px 12px;font-size:18px;font-weight:600;text-decoration:none}.nav-list{margin:0 0 12px;padding:0;list-style:none}.nav-list a{border-radius:6px;padding:6px 8px;text-decoration:none;display:block}.nav-list a:hover{background:var(--line)}.nav-list code{color:var(--muted)}.nav-foot{border-top:1px solid var(--line);margin-top:auto;padding:12px 8px 0;font-size:12px}.nav-email{color:var(--muted);word-break:break-all;margin-bottom:6px}.nav-logout{border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:6px;padding:4px 10px}.main{flex:1;min-width:0;min-height:100vh;position:relative}.home{padding:24px 32px}.home h1{margin:0 0 16px;font-size:20px}.cards{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:12px;display:grid}.card{border:1px solid var(--line);border-radius:8px;padding:14px 16px;font-size:13px;text-decoration:none;display:block}.card:hover{border-color:var(--accent)}.card-head{align-items:center;gap:8px;display:flex}.card-label{margin:4px 0;font-size:15px;font-weight:600}.badge{color:#92400e;background:#fef3c7;border-radius:4px;padding:0 6px;font-size:12px;display:inline-block}.topbar{border-bottom:1px solid var(--line);flex-wrap:wrap;flex:none;align-items:center;gap:8px 16px;padding:8px 16px;font-size:13px;display:flex}.topbar-label{font-size:15px}.topbar-meta{color:var(--muted)}.topbar-tools{gap:8px;margin-left:auto;display:flex}.topbar-tools button,.topbar-tools select{font:inherit;border:1px solid var(--line);cursor:pointer;background:#fff;border-radius:6px;padding:3px 10px}.topbar-message{color:#b42318}.topbar-message.is-busy{color:var(--muted)}.stale-banner{color:#8a5a1e;background:#fdf3e7;border-bottom:1px solid #f0d9bd;flex:none;padding:8px 16px;font-size:13px}.user-form{flex-wrap:wrap;align-items:center;gap:8px;margin-bottom:16px;font-size:13px;display:flex}.user-form input{width:240px}.user-form input,.user-form select,.user-form button,.user-actions button{font:inherit;border:1px solid var(--line);background:#fff;border-radius:6px;padding:3px 10px}.user-form button,.user-actions button{cursor:pointer}.user-form button:disabled,.user-actions button:disabled{cursor:default;opacity:.45}.user-message{color:#b42318}.user-table{border-collapse:collapse;width:100%;font-size:13px}.user-table th,.user-table td{border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;padding:6px 10px}.user-table th{color:var(--muted);font-weight:500}.user-table .badge{margin-left:6px}.user-table tr.is-inactive td{color:var(--muted)}.user-actions{gap:6px;display:flex}