/* ==========================================================================
   German Life Toolkit — Responsive Breakpoints & Mobile Optimization
   ========================================================================== */

/* Laptop & Tablet Landscape (<= 1024px) */
@media (max-width: 1024px) {
  .header-nav {
    display: none; /* Collapsed or secondary navigation on tablets/mobile */
  }

  .tool-layout {
    grid-template-columns: 1fr 1fr;
    gap: 1.25rem;
  }
}

/* Tablet Portrait & Large Phones (<= 768px) */
@media (max-width: 768px) {
  .hero-title {
    font-size: 1.875rem;
  }

  .hero-desc {
    font-size: 0.9375rem;
  }

  .tool-layout {
    grid-template-columns: 1fr; /* Single column stack */
  }

  .result-panel {
    position: static;
    margin-top: 1rem;
  }

  .tools-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0.5rem;
  }

  .footer-top {
    flex-direction: column;
    gap: 1.5rem;
  }

  .footer-links-group {
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* Small Mobile Phones (<= 390px iPhone mini / SE) */
@media (max-width: 390px) {
  .container {
    padding-left: 0.875rem;
    padding-right: 0.875rem;
  }

  .brand-subtitle {
    display: none;
  }

  .hero-title {
    font-size: 1.5rem;
  }

  .result-hero-amount {
    font-size: 1.625rem;
  }

  .form-actions {
    flex-direction: column;
  }

  .btn-primary, .btn-secondary {
    width: 100%;
  }

  .btn-toggle-option {
    font-size: 0.75rem;
    padding: 0.35rem 0.25rem;
  }
}