:root{color-scheme:dark;--bg:#0f1115;--panel:#1a1d24;--border:#262b34;--text:#e6e8ec;--muted:#9aa0aa;--accent:#4ea8ff;--accent-fg:#0b1220;--danger:#f05656}:root[data-theme=light]{color-scheme:light;--bg:#f7f8fa;--panel:#fff;--border:#e2e5ea;--text:#1a1d24;--muted:#6b7280;--accent:#2563eb;--accent-fg:#fff;--danger:#dc2626}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;font-size:14px;min-height:100vh}button{font-family:inherit;cursor:pointer}button,input{font-size:inherit}a{color:var(--accent)}.admin-shell{display:flex;height:100vh}.admin-content{flex:1 1;padding:24px;overflow:auto}.admin-sidebar{width:220px;background:var(--panel);border-right:1px solid var(--border);padding:16px 12px;display:flex;flex-direction:column;gap:8px}.admin-tabbar{display:none}@media (max-width:768px){.admin-shell{flex-direction:column;height:auto;min-height:100vh}.admin-sidebar{display:none}.admin-content{padding:16px 16px 76px}.admin-tabbar{display:flex;position:fixed;left:0;right:0;bottom:0;height:56px;background:var(--panel);border-top:1px solid var(--border);z-index:20}}.admin-tabbar-item{flex:1 1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:var(--muted);text-decoration:none;background:transparent;border:none;font-size:11px}.admin-tabbar-item.active{color:var(--accent)}.admin-more-sheet{position:fixed;inset:0;z-index:30;display:flex;align-items:flex-end;background:rgba(0,0,0,.5)}.admin-more-sheet-panel{width:100%;max-height:80vh;overflow:auto;background:var(--panel);border-top:1px solid var(--border);border-radius:16px 16px 0 0;padding:16px 12px calc(16px + env(safe-area-inset-bottom));display:flex;flex-direction:column;gap:8px}