:root{color-scheme:light;--ag-bg: #f4f6f9;--ag-panel: #ffffff;--ag-ink: #1a2541;--ag-slate: #5a6378;--ag-line: #d7deea;--ag-accent: #1f73a8;--ag-ok: #34b475;--ag-warn: #f5b642;--ag-err: #e85d5d;--ag-focus: #1f73a8}.admin-root[data-theme=dark]{color-scheme:dark;--ag-bg: #0e1626;--ag-panel: #162033;--ag-ink: #e8eef6;--ag-slate: #9aa3b5;--ag-line: #2a3a55;--ag-accent: #9cc7e8;--ag-ok: #6fd4b3;--ag-warn: #ffcb4d;--ag-err: #ff8a5c}.admin-root{min-height:100vh;background:var(--ag-bg);color:var(--ag-ink);font-family:Inter,Noto Sans HK,sans-serif;line-height:1.6}.admin-shell{display:grid;grid-template-columns:260px 1fr;min-height:100vh}.admin-nav{border-right:1px solid var(--ag-line);background:var(--ag-panel);padding:20px 12px}.admin-nav h1{font-family:Inter,sans-serif;font-size:16px;font-weight:500;margin:0 12px 4px}.admin-nav p,.admin-page p,.admin-muted{color:var(--ag-slate);font-size:13px}.admin-nav button,.admin-page button,.admin-page select,.admin-page input,.admin-page textarea{min-height:44px;border-radius:8px;border:1px solid var(--ag-line);background:var(--ag-bg);color:var(--ag-ink);padding:0 12px;font:inherit}.admin-nav button[data-active=true]{background:#ebf6fd;border-color:var(--ag-accent)}.admin-root[data-theme=dark] .admin-nav button[data-active=true]{background:#1c3348}.admin-nav button{width:100%;text-align:left;margin:4px 0}.admin-nav button:focus-visible,.admin-page button:focus-visible,.admin-page input:focus-visible,.admin-page select:focus-visible{outline:2px solid var(--ag-focus);outline-offset:2px}.admin-main{padding:28px}.admin-page h2{font-size:22px;font-weight:500;margin:0 0 8px}.admin-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:12px;margin:16px 0}.admin-card,.admin-table-wrap{background:var(--ag-panel);border:1px solid var(--ag-line);border-radius:12px;padding:16px}.admin-table{width:100%;border-collapse:collapse;font-size:13px}.admin-table th,.admin-table td{text-align:left;border-bottom:1px solid var(--ag-line);padding:8px 6px;vertical-align:top}.admin-locked,.admin-signin{min-height:100vh;display:grid;place-items:center;padding:24px}.admin-locked-card,.admin-signin-card{max-width:440px;background:var(--ag-panel);border:1px solid var(--ag-line);border-radius:12px;padding:24px}.admin-actions{display:flex;flex-wrap:wrap;gap:8px;margin:12px 0}.admin-banner{padding:10px 12px;border-radius:8px;background:#ebf6fd;color:var(--ag-ink);margin:12px 0}.admin-root[data-theme=dark] .admin-banner{background:#1c3348}@media(max-width:900px){.admin-shell{grid-template-columns:1fr}}