:root {
  --green: #0d7a4a;
  --green-dark: #085c37;
  --bg: #f4f7f6;
  --card: #ffffff;
  --text: #1f2937;
  --muted: #6b7280;
  --danger: #dc2626;
  --warn: #d97706;
  --border: #e5e7eb;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
header.topbar {
  background: var(--green);
  color: #fff;
  padding: 16px 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
header.topbar h1 { font-size: 18px; margin: 0; }
.container { max-width: 960px; margin: 0 auto; padding: 20px; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  margin-bottom: 16px;
}
.grid { display: grid; gap: 14px; }
.grid-2 { grid-template-columns: 1fr 1fr; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 640px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }
.stat { text-align: center; }
.stat .value { font-size: 22px; font-weight: 700; }
.stat.masuk .value { color: var(--green); }
.stat.keluar .value { color: var(--danger); }
.stat .label { font-size: 12px; color: var(--muted); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th, td { text-align: left; padding: 8px 6px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }
input, select, textarea, button {
  font-family: inherit;
  font-size: 14px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  width: 100%;
}
label { font-size: 13px; color: var(--muted); display: block; margin: 10px 0 4px; }
button {
  background: var(--green);
  color: #fff;
  border: none;
  cursor: pointer;
  font-weight: 600;
  margin-top: 12px;
  width: auto;
  padding: 9px 16px;
}
button:hover { background: var(--green-dark); }
button.secondary { background: #6b7280; }
button.danger { background: var(--danger); }
.badge { padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge.approved { background: #dcfce7; color: #166534; }
.badge.pending { background: #fef3c7; color: #92400e; }
.badge.rejected { background: #fee2e2; color: #991b1b; }
.tabs { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.tabs button { background: #fff; color: var(--text); border: 1px solid var(--border); margin: 0; padding: 8px 14px; }
.tabs button.active { background: var(--green); color: #fff; border-color: var(--green); }
.error { color: var(--danger); font-size: 13px; margin-top: 8px; }
.hidden { display: none !important; }
a.link { color: var(--green); cursor: pointer; text-decoration: underline; }