:root {
  --bg: #f3f7fb;
  --card: #ffffff;
  --line: #d8e1eb;
  --text: #102033;
  --muted: #5c6b7a;
  --primary: #1f4e78;
  --primary-2: #2e6ca3;
  --warn: #f59e0b;
  --danger: #dc2626;
  --ok: #16a34a;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
.app-shell { max-width: 1200px; margin: 0 auto; padding: 16px; }
.topbar, .summary-grid, .tabbar, .panel-head, .inline-form { display: flex; gap: 12px; }
.topbar { justify-content: space-between; align-items: flex-start; margin-bottom: 16px; }
.eyebrow { margin: 0 0 4px; color: var(--primary); font-size: 12px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
h1 { margin: 0 0 4px; font-size: 30px; }
.sub { margin: 0; color: var(--muted); }
.summary-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 12px; margin-bottom: 16px; }
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 16px;
  box-shadow: 0 10px 30px rgba(16,32,51,.05);
}
.metric span { display: block; color: var(--muted); font-size: 13px; }
.metric strong { display: block; margin-top: 8px; font-size: 28px; }
.tabbar { overflow: auto; padding-bottom: 8px; margin-bottom: 16px; }
.tab {
  border: 0; background: #e8eef5; color: var(--text); padding: 12px 16px; border-radius: 999px; font-weight: 600;
}
.tab.active { background: var(--primary); color: #fff; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.panel-head { justify-content: space-between; align-items: center; margin-bottom: 12px; }
.table-wrap { overflow: auto; }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { padding: 12px; border-bottom: 1px solid var(--line); text-align: left; font-size: 14px; }
th { color: var(--muted); font-weight: 700; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
.form-grid h2 { grid-column: 1 / -1; margin: 0 0 4px; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 14px; font-weight: 600; }
label.full { grid-column: 1 / -1; }
input, select, textarea, button {
  font: inherit;
}
input, select, textarea {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 12px 14px;
}
button { cursor: pointer; }
.primary-btn, .secondary-btn {
  border: 0; border-radius: 12px; padding: 12px 16px; font-weight: 700;
}
.primary-btn { background: var(--primary); color: #fff; }
.secondary-btn { background: #e8eef5; color: var(--text); }
.status-pill {
  display: inline-flex; padding: 6px 10px; border-radius: 999px; font-size: 12px; font-weight: 700;
}
.status-aman { background: #dcfce7; color: #166534; }
.status-menipis { background: #fef3c7; color: #92400e; }
.status-habis, .status-selisih { background: #fee2e2; color: #991b1b; }
.wa-list { display: grid; gap: 12px; margin-top: 16px; }
.wa-card { border: 1px solid var(--line); border-radius: 16px; padding: 14px; background: #fbfdff; }
.wa-card h3 { margin: 0 0 8px; }
.wa-card p { margin: 0 0 10px; white-space: pre-wrap; }
.wa-actions { display: flex; gap: 8px; flex-wrap: wrap; }
.toast {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%);
  background: #102033; color: #fff; padding: 10px 14px; border-radius: 999px; opacity: 0; pointer-events: none; transition: .2s;
}
.toast.show { opacity: 1; }
@media (max-width: 800px) {
  .summary-grid, .form-grid { grid-template-columns: 1fr; }
  h1 { font-size: 24px; }
  .topbar { flex-direction: column; }
  .panel-head { flex-direction: column; align-items: stretch; }
}