/* ==========================================================================
   Karl M. Stecher - Christian Author & Writer
   Responsive & Adaptive Breakpoints
   ========================================================================== */

/* --- Large Tablet / Small Laptop (max-width: 992px) --- */
@media (max-width: 992px) {
  h1 {
    font-size: 2.45rem;
  }
  
  h2 {
    font-size: 1.95rem;
  }
  
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-visual {
    order: -1;
  }
  
  .book-mockup-wrapper {
    max-width: 280px;
  }
  
  .book-detail-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .book-cover-col {
    position: static;
    max-width: 340px;
    margin: 0 auto;
  }
  
  .author-profile-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .author-portrait-wrap {
    position: static;
    max-width: 320px;
    margin: 0 auto;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2.5rem;
  }
  
  .footer-brand {
    grid-column: span 2;
  }
}

/* --- Mobile Breakpoint (max-width: 768px) --- */
@media (max-width: 768px) {
  :root {
    --header-height: 72px;
  }
  
  .section {
    padding: 3.5rem 0;
  }
  
  .section-sm {
    padding: 2.25rem 0;
  }
  
  h1 {
    font-size: 2.15rem;
  }
  
  h2 {
    font-size: 1.75rem;
  }
  
  h3 {
    font-size: 1.45rem;
  }
  
  /* Mobile Navigation Drawer */
  .header-right {
    gap: 0.75rem;
  }
  
  .lang-switch {
    font-size: 0.75rem;
    padding: 0.3rem 0.55rem;
    gap: 0.35rem;
  }

  .mobile-nav-toggle {
    display: inline-flex;
  }
  
  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--color-bg);
    flex-direction: column;
    align-items: flex-start;
    padding: 2.5rem 1.75rem;
    gap: 1.5rem;
    border-top: 1px solid var(--color-border);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), opacity 0.25s ease;
    overflow-y: auto;
    z-index: 850;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
  }
  
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  .nav-link {
    font-size: 1.25rem;
    font-family: var(--font-serif);
    font-weight: 600;
    width: 100%;
    padding: 0.5rem 0;
    border-bottom: 1px solid var(--color-border-light);
  }
  
  .nav-link.active::after {
    display: none;
  }
  
  .nav-link.active {
    color: var(--color-gold);
  }
  
  /* Form Layout */
  .newsletter-card {
    padding: 2.5rem 1.5rem;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
  
  .newsletter-form .btn {
    width: 100%;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-brand {
    grid-column: span 1;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .cards-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .feature-card {
    padding: 2rem 1.5rem;
  }
  
  .staging-box {
    padding: 1.75rem 1.25rem;
  }
}

/* --- Small Mobile (max-width: 480px) --- */
@media (max-width: 480px) {
  h1 {
    font-size: 1.85rem;
  }
  
  h2 {
    font-size: 1.55rem;
  }
  
  .brand-name {
    font-size: 1.3rem;
  }
  
  .brand-descriptor {
    font-size: 0.6875rem;
  }
  
  .btn {
    width: 100%;
    padding: 0.85rem 1.25rem;
  }
  
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  
  .hero-actions .btn {
    width: 100%;
  }
  
  .scripture-quote {
    font-size: 1.15rem;
    padding-left: 1.25rem;
  }
}

/* --- Print Stylesheet --- */
@media print {
  .site-header,
  .site-footer,
  .btn,
  .newsletter-card,
  .mobile-nav-toggle {
    display: none !important;
  }
  
  body {
    background: #FFFFFF;
    color: #000000;
  }
}