:root{
  --bg:#f3f6fb; --card:#fff; --text:#1f2937; --muted:#6b7280; --line:#e5e7eb;
  --primary:#0f172a; --accent:#2563eb; --success:#059669; --danger:#dc2626; --warn:#d97706;
  --sidebar:#0b1220; --sidebar2:#111827;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:Arial,Helvetica,sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit}
.container{max-width:1400px;margin:0 auto}
.layout{display:flex;min-height:100vh}
.sidebar{width:260px;min-width:260px;background:linear-gradient(180deg,var(--sidebar),var(--sidebar2));color:#fff;padding:18px 14px;position:sticky;top:0;height:100vh;overflow:auto}
.brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.brand-badge{width:42px;height:42px;border-radius:12px;background:#fff;color:#111827;display:flex;align-items:center;justify-content:center;font-weight:700}
.brand-title{font-weight:700;font-size:18px}
.nav-title{font-size:11px;color:#94a3b8;text-transform:uppercase;margin:16px 10px 8px}
.sidebar a{display:block;padding:11px 12px;border-radius:12px;margin-bottom:6px;text-decoration:none;color:#dbe1ea;font-size:14px}
.sidebar a:hover,.sidebar a.active{background:rgba(255,255,255,.09);color:#fff}
.main{flex:1;min-width:0}
.topbar{height:70px;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:0 20px;position:sticky;top:0;z-index:20}
.topbar .left{display:flex;align-items:center;gap:12px}
.toggle{display:none;width:42px;height:42px;border-radius:10px;border:1px solid var(--line);background:#fff;font-size:20px}
.topbar h1{font-size:20px;margin:0}
.topbar .meta{color:var(--muted);font-size:13px}
.content{padding:22px}
.page-header{display:flex;justify-content:space-between;gap:10px;align-items:center;margin-bottom:18px;flex-wrap:wrap}
.page-header h2{margin:0;font-size:28px}
.row{display:grid;gap:18px}
.row.cols-2{grid-template-columns:1fr 1fr}
.row.cols-3{grid-template-columns:repeat(3,1fr)}
.row.cols-4{grid-template-columns:repeat(4,1fr)}
.row.cols-6{grid-template-columns:repeat(6,1fr)}
.card{background:var(--card);border-radius:18px;box-shadow:0 10px 30px rgba(15,23,42,.05);padding:18px;border:1px solid #edf1f7}
.card h3{margin:0 0 14px;font-size:18px}
.stat .label{font-size:12px;color:var(--muted);margin-bottom:8px}
.stat .value{font-size:24px;font-weight:700}
.table-wrap{overflow:auto}
table{width:100%;border-collapse:collapse}
th,td{padding:11px 10px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:14px}
th{background:#fafbfd;color:#374151;position:sticky;top:0}
small.muted,.muted{color:var(--muted)}
.badge{display:inline-block;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:700;background:#eef2ff}
.badge.success{background:#ecfdf5;color:#047857}
.badge.warn{background:#fffbeb;color:#b45309}
.badge.danger{background:#fef2f2;color:#b91c1c}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.form-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.field{display:flex;flex-direction:column;gap:6px}
label{font-size:13px;font-weight:700;color:#374151}
input,select,textarea{width:100%;min-height:42px;border:1px solid #d1d5db;border-radius:12px;padding:10px 12px;background:#fff;font:inherit}
textarea{min-height:90px;resize:vertical}
button,.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:42px;padding:0 14px;border-radius:12px;border:1px solid transparent;background:var(--primary);color:#fff;text-decoration:none;cursor:pointer;font:inherit}
.btn.secondary{background:#fff;color:#111827;border-color:#d1d5db}
.btn.success{background:var(--success)}
.btn.danger{background:var(--danger)}
.btn.warn{background:var(--warn)}
.actions{display:flex;gap:8px;flex-wrap:wrap}
.searchbar{display:flex;gap:10px;flex-wrap:wrap}
.searchbar input,.searchbar select{max-width:320px}
.notice{padding:12px 14px;border-radius:12px;background:#eff6ff;border:1px solid #bfdbfe;color:#1d4ed8;margin-bottom:14px}
.kv{display:grid;grid-template-columns:180px 1fr;gap:8px;font-size:14px}
.print-sheet{width:210mm;min-height:297mm;background:#fff;margin:20px auto;padding:14mm;box-shadow:0 10px 30px rgba(0,0,0,.08)}
@media(max-width:1200px){
  .row.cols-6{grid-template-columns:repeat(3,1fr)}
  .row.cols-4{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
  .sidebar{position:fixed;left:-270px;z-index:40;transition:left .2s ease}
  body.sidebar-open .sidebar{left:0}
  .overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.35);z-index:30}
  body.sidebar-open .overlay{display:block}
  .toggle{display:inline-flex}
  .row.cols-2,.row.cols-3,.row.cols-4,.row.cols-6,.form-grid,.form-grid.cols-3{grid-template-columns:1fr}
  .content{padding:14px}
}
@media print{
  .no-print{display:none!important}
  body{background:#fff}
  .print-sheet{box-shadow:none;margin:0;width:auto;min-height:auto}
}