*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;background:#f6f7f9;color:#0f172a}
.topbar{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#0ea5e9;color:#fff;position:sticky;top:0}
.brand{font-weight:700}
.tabs{display:flex;gap:8px;padding:8px;background:#e2e8f0;position:sticky;top:48px;z-index:5}
.tab{padding:8px 12px;border:none;background:#cbd5e1;border-radius:8px} .tab.active{background:#0ea5e9;color:#fff}
.page{padding:16px}
.hidden{display:none}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:12px;margin:12px 0}
.card-title{font-weight:600;margin-bottom:8px}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}@media(min-width:720px){.grid{grid-template-columns:repeat(4,minmax(0,1fr))}}
.stat{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:12px}
.stat .label{font-size:12px;color:#475569}.stat .value{font-size:20px;font-weight:700;margin-top:4px}
.row{display:flex;gap:8px;align-items:center}
.wrap{flex-wrap:wrap}
.btn{padding:8px 12px;border-radius:10px;border:1px solid #cbd5e1;background:#fff;cursor:pointer}
.btn.primary{background:#0ea5e9;color:#fff;border-color:#0ea5e9}
.btn.ghost{background:transparent;border-color:transparent;color:#fff}
.list{list-style:none;padding:0;margin:0}
.item{background:#fff;border:1px solid #e5e7eb;border-radius:12px;padding:12px;margin:8px 0}
.item .title{font-weight:600;margin-bottom:4px}
.item .meta{font-size:12px;color:#475569}
label{display:flex;flex-direction:column;gap:6px;margin:6px 0}
input,select,textarea{padding:10px;border:1px solid #cbd5e1;border-radius:10px}
.quick-actions{display:flex;gap:8px;flex-wrap:wrap}
.modal{border:none;border-radius:12px;padding:0}