:root {
  --accent: #5046e5;
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b7280;
  --border: #e5e7eb;
  --card-bg: #fafafa;

  --green: #10b981;
  --amber: #f59e0b;
  --grey: #9ca3af;
  --red: #ef4444;

  --radius: 8px;
  --gap: 12px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 13px;
  line-height: 1.4;
  color: var(--fg);
  background: var(--bg);
}

#app { padding: var(--gap); }

.caption {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin: 0 0 8px;
}

.caption--fallback { color: var(--accent); }

/* Card */
.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: var(--gap);
  overflow: hidden;
}

.card__header {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 12px;
  cursor: pointer;
  user-select: none;
  background: var(--bg);
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s;
}

.card--expanded .card__header {
  border-bottom-color: var(--border);
}

.card__header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.card__id {
  font-weight: 600;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.card__status {
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  padding: 2px 8px;
  border-radius: 999px;
  color: white;
  white-space: nowrap;
}

.card__status--shipped,
.card__status--delivered { background: var(--green); }
.card__status--confirmed { background: var(--amber); }
.card__status--unconfirmed { background: var(--grey); }
.card__status--cancelled { background: var(--red); }

.card__customer { font-weight: 500; }

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

.card__body {
  padding: 10px 12px;
  display: grid;
  grid-template-columns: max-content 1fr;
  column-gap: 10px;
  row-gap: 6px;
  font-size: 12px;
}

.card__body dt { color: var(--muted); }
.card__body dd { margin: 0; }

.card__footer {
  padding: 8px 12px;
  color: var(--muted);
  font-size: 11px;
  border-top: 1px solid var(--border);
}

.card:not(.card--expanded) .card__body,
.card:not(.card--expanded) .card__footer {
  display: none;
}

/* States */
.loading,
.empty,
.multiple {
  padding: 24px 12px;
  text-align: center;
  color: var(--muted);
}

.empty__hint {
  margin-top: 8px;
  font-size: 12px;
}