/* ================================================================
   InsureWise — Responsive Stylesheet
   Breakpoints: 1200px, 992px, 768px, 576px
================================================================ */

/* ----------------------------------------------------------------
   Large Desktop → Standard (1200px)
---------------------------------------------------------------- */
@media (max-width: 1200px) {
  :root {
    --container-max: 960px;
    --sidebar-width: 280px;
  }

  .hero h1 {
    font-size: 2.5rem;
  }

  .hero-stats {
    display: none;
  }

  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .related-posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-top {
    grid-template-columns: 1.5fr 1fr 1fr;
  }

  .footer-top .footer-brand {
    grid-column: 1 / -1;
    max-width: 100%;
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--space-8);
    align-items: start;
  }

  .footer-top .footer-brand .footer-logo {
    grid-column: 1;
  }
}

/* ----------------------------------------------------------------
   Tablet Landscape (992px)
---------------------------------------------------------------- */
@media (max-width: 992px) {
  :root {
    --navbar-height: 64px;
  }

  /* Navigation */
  .hamburger {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    background: var(--color-white);
    flex-direction: column;
    align-items: stretch;
    padding: var(--space-4) var(--space-6);
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
    gap: var(--space-1);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: transform var(--transition-base), opacity var(--transition-base), visibility var(--transition-base);
    z-index: 999;
    border-top: 1px solid var(--color-gray-200);
    max-height: calc(100vh - var(--navbar-height));
    overflow-y: auto;
  }

  .nav-menu.open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-link {
    padding: var(--space-4);
    font-size: var(--text-base);
    border-radius: var(--radius-lg);
  }

  .nav-link.active::after {
    display: none;
  }

  /* Hero */
  .hero {
    padding: var(--space-16) 0;
    min-height: auto;
  }

  .hero h1 {
    font-size: 2.25rem;
  }

  .hero-subtitle {
    font-size: var(--text-lg);
  }

  /* Category grid */
  .category-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .category-card {
    min-height: 200px;
  }

  /* Posts grid */
  .posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Page layout */
  .page-layout {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .sidebar {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

  .sidebar-widget {
    margin-bottom: 0;
  }

  /* Article */
  .article-title {
    font-size: var(--text-3xl);
  }

  .related-posts-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  /* Footer */
  .footer-top {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }

  .footer-brand {
    grid-column: 1 / -1;
    max-width: 100%;
  }

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

/* ----------------------------------------------------------------
   Tablet Portrait (768px)
---------------------------------------------------------------- */
@media (max-width: 768px) {
  /* Typography scale-down */
  :root {
    --text-5xl: 2.25rem;
    --text-4xl: 1.875rem;
    --text-3xl: 1.5rem;
    --text-2xl: 1.25rem;
  }

  .container {
    padding: 0 var(--space-4);
  }

  /* Hero */
  .hero {
    padding: var(--space-12) 0;
  }

  .hero h1 {
    font-size: 2rem;
    letter-spacing: -0.5px;
  }

  .hero-subtitle {
    font-size: var(--text-base);
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }

  /* Section */
  .section {
    padding: var(--space-12) 0;
  }

  .section-title {
    font-size: var(--text-2xl);
  }

  /* Posts grid */
  .posts-grid {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  /* Category card */
  .category-card {
    min-height: 180px;
  }

  /* Sidebar */
  .sidebar {
    grid-template-columns: 1fr;
  }

  /* Article */
  .article-title {
    font-size: 1.75rem;
  }

  .article-body {
    font-size: var(--text-base);
  }

  .article-meta {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }

  .article-featured-image {
    aspect-ratio: 16/9;
    font-size: 48px;
  }

  .related-posts-grid {
    grid-template-columns: 1fr;
  }

  /* Share buttons */
  .share-buttons {
    flex-direction: column;
  }

  .share-btn {
    justify-content: center;
  }

  /* Footer */
  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .footer-legal {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-4);
  }

  /* Back to top */
  #back-to-top {
    bottom: var(--space-5);
    right: var(--space-4);
  }

  /* Page hero */
  .page-hero {
    padding: var(--space-10) 0;
  }

  .page-hero h1 {
    font-size: var(--text-3xl);
  }

  /* Newsletter */
  .newsletter-title {
    font-size: var(--text-2xl);
  }

  .newsletter-subtitle {
    font-size: var(--text-base);
  }
}

/* ----------------------------------------------------------------
   Mobile (576px)
---------------------------------------------------------------- */
@media (max-width: 576px) {
  :root {
    --navbar-height: 60px;
  }

  .container {
    padding: 0 var(--space-4);
  }

  /* Navbar brand */
  .navbar-brand .brand-name {
    font-size: var(--text-lg);
  }

  /* Hero */
  .hero {
    padding: var(--space-10) 0;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .hero-badge {
    font-size: var(--text-xs);
  }

  /* Category cards */
  .category-card {
    min-height: 160px;
  }

  .category-card-icon {
    font-size: 32px;
  }

  .category-card-title {
    font-size: var(--text-xl);
  }

  .category-card-content {
    padding: var(--space-5);
  }

  /* Post cards */
  .post-card-title {
    font-size: var(--text-base);
  }

  /* Breadcrumb */
  .breadcrumb {
    flex-wrap: nowrap;
    overflow-x: auto;
  }

  /* Article */
  .article-title {
    font-size: 1.5rem;
  }

  .article-body h2 {
    font-size: var(--text-xl);
  }

  .article-body h3 {
    font-size: var(--text-lg);
  }

  /* Comparison table scroll */
  .comparison-table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  /* Form */
  .form-control {
    font-size: 16px; /* Prevents iOS zoom */
  }

  /* Section */
  .section {
    padding: var(--space-10) 0;
  }

  .section-title {
    font-size: var(--text-xl);
  }

  /* Footer */
  .footer {
    padding-top: var(--space-10);
  }

  /* Touch targets */
  .nav-link,
  .btn,
  .share-btn,
  .social-btn,
  .category-list-item,
  .recent-post-item {
    min-height: 44px;
  }

  .hamburger {
    min-height: 44px;
    min-width: 44px;
    justify-content: center;
    align-items: center;
  }

  /* Ad zones */
  .ad-zone > div {
    max-width: 100%;
  }

  /* Newsletter */
  .newsletter-form {
    flex-direction: column;
  }

  /* Related posts */
  .related-posts-grid {
    grid-template-columns: 1fr;
  }

  /* Footer legal */
  .footer-legal {
    gap: var(--space-3);
  }
}

/* ----------------------------------------------------------------
   Print Styles
---------------------------------------------------------------- */
@media print {
  .navbar,
  .sidebar,
  .ad-zone,
  .share-section,
  .newsletter-section,
  .footer,
  #back-to-top,
  #reading-progress,
  .hamburger {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: #000;
  }

  .page-layout {
    grid-template-columns: 1fr;
  }

  .article-body {
    font-size: 11pt;
  }

  a {
    color: #000;
    text-decoration: underline;
  }
}

/* ----------------------------------------------------------------
   High contrast / accessibility preferences
---------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}