:root{color-scheme:light dark}*{box-sizing:border-box}body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Apple Color Emoji","Segoe UI Emoji"}.app{display:grid;grid-template-columns:240px 1fr;min-height:100vh}.sidebar{padding:16px;border-right:1px solid #e5e7eb}.brand{font-weight:700;margin-bottom:16px}.sidebar nav{display:flex;flex-direction:column;gap:8px}.sidebar a{text-decoration:none;color:inherit;padding:8px 10px;border-radius:6px}.sidebar a.active{background:#eef2ff;color:#1e3a8a}.content{padding:24px}.card{border:1px solid #e5e7eb;border-radius:8px;padding:16px;margin-bottom:16px}.row{display:flex;flex-wrap:wrap;gap:16px}.row>.card{flex:1 1 320px}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px}.form{display:grid;gap:8px}label{font-size:12px;color:#6b7280}input,select,button{padding:8px 10px;border:1px solid #d1d5db;border-radius:6px;background:transparent;color:inherit}button.primary{background:#4f46e5;color:#fff;border-color:#4f46e5}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px;border-bottom:1px solid #e5e7eb;vertical-align:top}.muted{color:#6b7280;font-size:12px}.actions{display:flex;gap:8px;align-items:center}.badge{padding:2px 8px;border-radius:999px;border:1px solid #d1d5db;font-size:12px}