/* ── Responsive: Phone portrait (< 480px) ── */
@media (max-width: 479px) {
  .form-row {
    flex-direction: column;
    gap: 0;
  }

  .form-row--fuel {
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-sm);
  }

  .form-row--fuel > .form-suffix {
    min-width: 8rem;
  }

  .app-main {
    padding: var(--space-sm);
  }

  .panel {
    padding: var(--space-md);
    border-radius: var(--border-radius);
  }
}

/* ── Responsive: Tablet (768px+) ── */
@media (min-width: 768px) {
  .tab-panel__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
    align-items: start;
  }

  .app-main {
    padding: var(--space-lg);
  }
}

/* ── Responsive: Desktop (1024px+) ── */
@media (min-width: 1024px) {
  :root {
    --max-content-width: 1100px;
  }

  .app-main {
    padding: var(--space-xl);
  }

  .tab-panel__layout {
    gap: var(--space-xl);
  }
}