:root{font-family:system-ui,-apple-system,sans-serif;color:#1a1a1a}body{margin:0;background:#f6f7f9}.app{max-width:760px;margin:0 auto}.topbar{display:flex;align-items:center;justify-content:space-between;padding:12px 20px;background:#fff;border-bottom:1px solid #e5e7eb}.brand{font-weight:600}.user{display:flex;gap:12px;align-items:center;font-size:14px;color:#6b7280}.content{padding:20px}.group-label{font-size:12px;letter-spacing:.05em;text-transform:uppercase;color:#6b7280;margin:20px 0 8px}.list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}.row{width:100%;display:flex;justify-content:space-between;align-items:center;padding:12px 14px;background:#fff;border:1px solid #e5e7eb;border-radius:8px;cursor:pointer;font:inherit;text-align:left}.row:hover{border-color:#c7cbd1}.muted{color:#6b7280}.crumbs{display:flex;gap:8px;align-items:center;font-size:14px;color:#6b7280;margin-bottom:8px}.link{background:none;border:none;color:#2563eb;cursor:pointer;font:inherit;padding:0}.primary{padding:10px 18px;background:#2563eb;color:#fff;border:none;border-radius:8px;cursor:pointer;font:inherit}.tabs{display:flex;gap:4px;border-bottom:1px solid #e5e7eb;margin:12px 0}.tab{padding:8px 14px;background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;font:inherit;color:#6b7280}.tab-active{color:#1a1a1a;border-bottom-color:#2563eb}.placeholder{padding:48px;text-align:center;background:#fff;border:1px dashed #d1d5db;border-radius:8px}