:root{
  --ink:#0f172a;
  --muted:#6b7280;
  --gold:#d4af37;
  --bg:#f7f7fb;
  --card:#fff;
}

*{box-sizing:border-box}

body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
}

.wrap{max-width:1100px;margin:28px auto;padding:0 16px}

.site-header{
  background:#000;
  color:var(--gold);
  padding:18px 16px;
  text-align:center;
  font-weight:900;
  letter-spacing:.5px;
  position:relative;
}

.site-header .sub{
  color:#ddd;
  margin:6px 0 0;
  font-weight:600;
  font-size:13px;
  letter-spacing:.2px;
}

/* NAVBAR */
.site-nav{
  display:flex;
  gap:8px;
  justify-content:center;
  flex-wrap:wrap;
  margin:14px 0;
  background:#111;
  padding:12px 10px;
}

.btn-menu{
  display:inline-block;
  background:#1e293b;
  color:#fff;
  padding:10px 14px;
  border-radius:10px;
  text-decoration:none;
  font-weight:800;
  font-size:14px;
  border:1px solid rgba(255,255,255,.08);
  box-shadow:0 8px 18px rgba(0,0,0,.18);
  transition:transform .08s ease, opacity .12s ease;
}

.btn-menu:hover{transform:translateY(-1px);opacity:.92}

.btn-menu.active{
  outline:2px solid rgba(255,255,255,.35);
}

/* warna per menu */
.site-nav .btn-menu[href*="page=dashboard"]{ background:#0ea5e9; } /* Kayuselem */
.site-nav .btn-menu[href*="page=balabali"]{ background:#f59e0b; } /* BBM */
.site-nav .btn-menu[href*="page=urunan"]{ background:#10b981; }   /* Urunan */
.site-nav .btn-menu[href*="page=users"]{ background:#a855f7; }    /* Users */

/* CARD + TABLE */
.card{
  background:var(--card);
  border:1px solid #e5e7eb;
  border-radius:12px;
  padding:14px;
}

.table{width:100%;border-collapse:collapse}
.table th,.table td{
  border-bottom:1px solid #eee;
  padding:8px 10px;
  text-align:left;
  vertical-align:top;
}

.help{color:var(--muted);font-size:13px}

/* FORM */
label{font-weight:700;margin:6px 0 4px;display:block}
input,select,textarea{
  width:100%;
  padding:9px 10px;
  border:1px solid #d1d5db;
  border-radius:10px;
  background:#fff;
}

.row{
  display:grid;
  grid-template-columns:repeat(12,1fr);
  gap:10px;
}

/* default field span 4 kolom */
.row>div{grid-column:span 4}

/* responsif untuk layar kecil */
@media (max-width: 900px){
  .row>div{grid-column:span 12}
}

/* tombol */
.btn{
  background:#16a34a;
  color:#fff;
  border:none;
  border-radius:10px;
  padding:10px 14px;
  cursor:pointer;
  font-weight:800;
}
.btn.secondary{background:#94a3b8}

/* badge + alert */
.badge{
  background:#111;
  color:#fff;
  border-radius:999px;
  padding:4px 8px;
  font-size:12px;
  font-weight:700;
}

.alert{padding:10px 12px;border-radius:10px;margin:8px 0;font-weight:700}
.alert.success{background:#dcfce7}
.alert.danger{background:#fee2e2}

.form-text{font-size:12px;color:#6b7280}

/* utility */
.text-muted{color:#6b7280}
.text-center{text-align:center}
.text-nowrap{white-space:nowrap}
.table-responsive{overflow:auto}