:root{
  --bg:#f4f6fb;
  --card:#ffffff;
  --card2:#f9fafc;
  --text:#1f2937;
  --muted:#6b7280;
  --line:#e5e7eb;
  --primary:#2563eb;
  --primary2:#1d4ed8;
  --danger:#dc2626;
  --success:#16a34a;
  --shadow:0 10px 24px rgba(0,0,0,.08);
  --radius:14px;
}

*{ box-sizing:border-box; }
html,body{ margin:0; padding:0; }

body{
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding: 18px;
}

a{ color: inherit; text-decoration:none; }
small{ color: var(--muted); }

.container{
  max-width:1100px;
  margin:0 auto;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:18px;
}

/* HEADER */
.page-header{
  display:flex;
  justify-content:space-between;
  align-items:flex-start;
  gap:12px;
  flex-wrap:wrap;
  margin-bottom:16px;
}
.title h1{
  margin:0;
  font-size:22px;
}
.title p{
  margin:4px 0 0;
  font-size:13px;
  color:var(--muted);
}

.actions{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}

/* BUTTONS */
.btn,.btn2,.btnDanger{
  padding:10px 14px;
  border-radius:10px;
  font-weight:600;
  font-size:14px;
  cursor:pointer;
  border:1px solid transparent;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:6px;
}

.btn{
  background:var(--primary);
  color:#fff;
}
.btn:hover{ background:var(--primary2); }

.btn2{
  background:#fff;
  border-color:var(--line);
}
.btn2:hover{ background:#f3f4f6; }

.btnDanger{
  background:#fee2e2;
  color:#991b1b;
  border-color:#fecaca;
}

/* SECTIONS */
.section-title{
  display:flex;
  justify-content:space-between;
  align-items:baseline;
  margin:14px 0 10px;
}
.section-title h2{
  margin:0;
  font-size:16px;
}
.section-title span{
  font-size:12px;
  color:var(--muted);
}

hr{
  border:none;
  border-top:1px solid var(--line);
  margin:18px 0;
}

/* FORMS */
.row{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:12px;
}

.field{
  display:flex;
  flex-direction:column;
  gap:6px;
}

label{
  font-size:12px;
  color:var(--muted);
}

input,select,textarea{
  padding:10px 12px;
  border-radius:10px;
  border:1px solid var(--line);
  background:#fff;
  font-size:14px;
}

input:focus,select:focus,textarea:focus{
  outline:none;
  border-color:var(--primary);
  box-shadow:0 0 0 3px rgba(37,99,235,.15);
}

textarea{ resize:vertical; }

.badge{
  background:#eef2ff;
  color:#3730a3;
  padding:4px 10px;
  border-radius:999px;
  font-size:12px;
}

/* TABLES */
.table-wrap{
  overflow-x:auto;
  border:1px solid var(--line);
  border-radius:12px;
}

.table{
  width:100%;
  border-collapse:collapse;
  min-width:780px;
}

.table th,
.table td{
  padding:12px;
  border-bottom:1px solid var(--line);
  text-align:left;
}

.table th{
  background:#f9fafb;
  font-size:12px;
  color:var(--muted);
}

.table tr:hover td{
  background:#f3f4f6;
}

/* KPI */
.kpi{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:12px;
}

.kpi .card{
  background:var(--card2);
  border:1px solid var(--line);
  border-radius:12px;
  padding:14px;
}

.kpi .label{
  font-size:12px;
  color:var(--muted);
}
.kpi .value{
  font-size:20px;
  font-weight:700;
  margin-top:6px;
}

/* GRID */
.col-12{ grid-column:span 12; }
.col-6{ grid-column:span 6; }
.col-4{ grid-column:span 4; }
.col-3{ grid-column:span 3; }

@media(max-width:900px){
  .kpi{ grid-template-columns:1fr; }
}

@media(max-width:780px){
  .row{ grid-template-columns:repeat(6,1fr); }
  .col-12{ grid-column:span 6; }
  .col-6{ grid-column:span 6; }
  .col-4{ grid-column:span 6; }
  .col-3{ grid-column:span 3; }
}