:root {
  font-family: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #0f172a;
  background-color: #f8fafc;
  line-height: 1.4;
  --border: #e2e8f0;
  --muted: #64748b;
  --accent: #2563eb;
  --accent-soft: #dbeafe;
  --badge-fulfilled: #16a34a;
  --badge-pending: #f97316;
  --badge-unfulfilled: #ef4444;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0 auto;
  max-width: 1200px;
  padding: 2rem;
}

header.app-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: flex-end;
  gap: 1rem;
  margin-bottom: 2rem;
}

header.app-header h1 {
  margin: 0;
}

.header-controls {
  display: flex;
  gap: 1rem;
}

.select-group {
  display: flex;
  flex-direction: column;
  font-size: 0.85rem;
  color: var(--muted);
  gap: 0.25rem;
}

.select-group select {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: 0.5rem;
}

.summary {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.summary-card {
  padding: 1rem;
  background: white;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  box-shadow: 0 5px 10px #0f172a0d;
}

.summary-card h3 {
  margin: 0 0 0.25rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.summary-card p {
  margin: 0;
  font-size: 1.75rem;
  font-weight: 600;
}

.orders {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.order-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  box-shadow: 0 8px 24px #0f172a0f;
}

.order-card header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.order-card h2 {
  margin: 0;
  font-size: 1.1rem;
}

.order-card .order-date {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.order-details {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.order-details h3 {
  margin: 0 0 0.25rem;
  color: var(--muted);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.order-details p {
  margin: 0;
}

.order-details ul {
  margin: 0;
  padding-left: 1.25rem;
}

.badge {
  padding: 0.35rem 0.85rem;
  border-radius: 999px;
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: capitalize;
}

.badge.fulfilled {
  background: var(--badge-fulfilled);
}

.badge.pending {
  background: var(--badge-pending);
}

.badge.unfulfilled {
  background: var(--badge-unfulfilled);
}

.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin: 2rem 0;
}

.pagination button {
  border: 1px solid var(--border);
  background: white;
  padding: 0.5rem 1rem;
  border-radius: 0.5rem;
  cursor: pointer;
}

.pagination button[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination .page-indicator {
  align-self: center;
  color: var(--muted);
}

@media (max-width: 640px) {
  body {
    padding: 1rem;
  }

  header.app-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .header-controls {
    width: 100%;
    justify-content: space-between;
  }
}