/* =====================================================================
 * LAYOUT: magazine-grid
 *
 * Publication grammar:
 *   body > main = [main-column 2fr] [sidebar 1fr] @ desktop
 *   main-column contains stacked section shapes — featured article,
 *     article card grids, section dividers
 *   sidebar contains stacked widgets — popular list, category list,
 *     newsletter form, ad zone
 * Mobile collapses both to single column with sidebar appended below.
 * ===================================================================== */

:root {
  /* ── Palette ── */
  --color-primary:        #1A2B4A;
  --color-primary-hover:  #6b0000;
  --color-primary-text:   #ffffff;
  --color-secondary:      #2E4A7A;
  --color-accent:         #E8490F;
  --color-background:     #FFFFFF;
  --color-surface:        #F5F3EF;
  --color-text:           #1A1A1A;
  --color-text-muted:     #6B6B6B;
  --color-border:         #E0DDD8;
  --color-card-bg:        #ffffff;
  --color-header-bg:      #ffffff;
  --color-header-text:    #1a1a1a;
  --color-cta-bg:         #8b0000;
  --color-cta-text:       #ffffff;
  --color-footer-bg:      #1a1a1a;
  --color-footer-text:    rgba(255,255,255,0.8);
  --color-badge-bg:       #8b0000;
  --color-badge-text:     #ffffff;

  /* ── Typography ── */
  --font-body:        'DM Sans', system-ui, -apple-system, sans-serif;
  --font-heading:     'Playfair Display', Georgia, 'Times New Roman', serif;
  --font-size-base:   16px;
  --line-height-base: 1.65;

  /* ── Structure ── */
  --container-max:     1280px;
  --container-pad-x:   1.5rem;
  --section-pad-y:     3.5rem;
  --section-pad-y-sm:  2rem;
  --main-col:          2fr;
  --sidebar-col:       1fr;
  --main-sidebar-gap:  3rem;
  --card-gap:          2rem;
  --card-image-aspect: 16 / 9;
  --radius:            0.375rem;
  --radius-sm:         0.25rem;
  --shadow-sm:         0 1px 2px rgba(0,0,0,0.05);
  --shadow-md:         0 4px 12px rgba(0,0,0,0.08);
  --transition:        200ms ease;
  --excerpt-clamp:     2;
  --article-max:       720px;

  /* Per Colour Inheritance Model. */
  
}

/* ── Base reset ── */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: var(--line-height-base);
  color: var(--color-text);
  background: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
main { flex: 1; }
img { max-width: 100%; height: auto; display: block; }

/* ── Colour Inheritance Model ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--section-heading, var(--color-primary));
  margin: 0 0 0.75rem;
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.005em;
}
h1 { font-size: clamp(2rem, 4vw, 2.75rem); line-height: 1.15; }
h2 { font-size: 1.75rem; }
h3 { font-size: 1.375rem; }
h4 { font-size: 1.125rem; }

p, li, blockquote { color: var(--section-text, inherit); margin: 0 0 1rem; }
blockquote {
  font-style: italic;
  font-size: 1.25rem;
  line-height: 1.5;
  border-left: 3px solid var(--color-primary);
  padding: 0 0 0 1.5rem;
  margin: 2rem 0;
}
/* strong/em/cite/span: do NOT set color */
a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), color var(--transition);
}
a:hover {
  color: var(--color-primary-hover);
  border-bottom-color: currentColor;
}

/* ── Layout primitives ── */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad-x);
  width: 100%;
}
.section { padding-block: var(--section-pad-y); }

/* ── The defining two-column body shape ── */
.page-grid {
  display: grid;
  grid-template-columns: var(--main-col) var(--sidebar-col);
  gap: var(--main-sidebar-gap);
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad-x);
  padding-block: var(--section-pad-y);
}
.main-column { min-width: 0; }
.sidebar-column { min-width: 0; }

/* ── Section headers (title + "View all →" affordance) ── */
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  padding-bottom: 0.75rem;
  margin-bottom: 1.5rem;
  border-bottom: 2px solid var(--color-primary);
}
.section-head h2 {
  margin: 0;
  font-size: 1.375rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
}
.section-head .view-all {
  font-size: 0.875rem;
  font-family: var(--font-body);
  color: var(--section-text-muted, var(--color-text-muted));
  font-weight: 600;
  border-bottom: none;
}
.section-head .view-all:hover { color: var(--color-primary); }

/* ── Site header ── */
.site-header {
  background: var(--color-header-bg);
  color: var(--color-header-text);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
}
.header-container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: 1rem var(--container-pad-x);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.logo {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 900;
  letter-spacing: -0.01em;
  color: var(--color-header-text);
  text-decoration: none;
  border-bottom: none;
}
.logo-img { max-height: 44px; width: auto; }

/* Category strip — extends header visually */
.category-strip {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.category-strip ul {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: 0.75rem var(--container-pad-x);
  display: flex;
  gap: 1.5rem;
  list-style: none;
  white-space: nowrap;
}
.category-strip a {
  color: var(--color-header-text);
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  border-bottom: none;
  padding: 0.25rem 0;
}
.category-strip a:hover,
.category-strip a.active { color: var(--color-primary); }

.main-nav ul {
  display: flex;
  gap: 1.5rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.main-nav a {
  color: var(--color-header-text);
  font-weight: 600;
  font-size: 0.9rem;
  border-bottom: none;
}
.main-nav a:hover,
.main-nav a.active { color: var(--color-primary); }
.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  min-width: 44px;
  min-height: 44px;
  color: var(--color-header-text);
}
.mobile-menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  margin: 5px 0;
}

/* ── Hero — a featured article, not a tagline ── */
.hero-section {
  padding-block: 2.5rem;
  border-bottom: 1px solid var(--color-border);
}
.hero-section .container {
  max-width: var(--container-max);
}
.featured-article {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 2.5rem;
  align-items: center;
}
.featured-article__image {
  aspect-ratio: var(--card-image-aspect);
  background: var(--color-surface);
  overflow: hidden;
  border-radius: var(--radius);
}
.featured-article__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}
.featured-article:hover .featured-article__image img { transform: scale(1.02); }
.featured-article__meta {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  font-size: 0.8125rem;
  margin-bottom: 1rem;
}
.featured-article h1 { margin-bottom: 1rem; }
.featured-article__excerpt {
  font-size: 1.0625rem;
  color: var(--section-text-muted, var(--color-text-muted));
  line-height: 1.6;
  margin-bottom: 1rem;
}
.featured-article__byline {
  font-size: 0.875rem;
  color: var(--section-text-muted, var(--color-text-muted));
}

/* ── Article cards ── */
.article-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--card-gap);
}
.article-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.article-grid.cols-1 { grid-template-columns: 1fr; }

.article-card {
  background: var(--color-card-bg);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition), box-shadow var(--transition);
}
.article-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.article-card__image {
  aspect-ratio: var(--card-image-aspect);
  background: var(--color-surface);
  overflow: hidden;
}
.article-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.article-card__body {
  padding: 1.25rem 1rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.article-card__category {
  display: inline-block;
  background: var(--color-badge-bg);
  color: var(--color-badge-text);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
  align-self: flex-start;
  text-decoration: none;
  border-bottom: none;
}
.article-card__title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.5rem;
  color: var(--section-heading, var(--color-primary));
}
.article-card__title a {
  color: inherit;
  border-bottom: none;
}
.article-card__title a:hover { color: var(--color-primary); }
.article-card__excerpt {
  font-size: 0.9375rem;
  color: var(--section-text-muted, var(--color-text-muted));
  line-height: 1.5;
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: var(--excerpt-clamp);
  line-clamp: var(--excerpt-clamp);
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-card__meta {
  margin-top: auto;
  font-size: 0.8125rem;
  color: var(--section-text-muted, var(--color-text-muted));
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

/* Compact card variant for "more stories" */
.article-card--compact {
  flex-direction: row;
  align-items: flex-start;
  gap: 1rem;
  background: transparent;
  border-radius: 0;
}
.article-card--compact:hover { transform: none; box-shadow: none; }
.article-card--compact .article-card__image {
  flex: 0 0 120px;
  aspect-ratio: 1 / 1;
}
.article-card--compact .article-card__body {
  padding: 0;
  flex: 1;
}
.article-card--compact .article-card__title { font-size: 1rem; }
.article-card--compact .article-card__excerpt { display: none; }

/* ── Sidebar widgets ── */
.widget {
  margin-bottom: 2.5rem;
}
.widget__title {
  font-size: 0.9375rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding-bottom: 0.5rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--color-primary);
}

/* Popular posts — numbered list */
.popular-list {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: popular;
}
.popular-list li {
  counter-increment: popular;
  display: grid;
  grid-template-columns: 2rem 1fr;
  gap: 0.75rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-border);
}
.popular-list li:last-child { border-bottom: none; }
.popular-list li::before {
  content: counter(popular, decimal-leading-zero);
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  opacity: 0.4;
}
.popular-list a {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
  border-bottom: none;
}
.popular-list a:hover { color: var(--color-primary); }

/* Category list */
.category-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.category-list li {
  border-bottom: 1px solid var(--color-border);
}
.category-list a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 0;
  font-weight: 600;
  color: var(--color-text);
  min-height: 44px;
  border-bottom: none;
}
.category-list a:hover { color: var(--color-primary); }
.category-list .count {
  font-size: 0.8125rem;
  color: var(--section-text-muted, var(--color-text-muted));
  font-weight: 400;
}

/* Newsletter widget */
.newsletter-widget {
  background: var(--color-surface);
  padding: 1.75rem 1.5rem;
  border-radius: var(--radius);
}
.newsletter-widget h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}
.newsletter-widget p {
  font-size: 0.9rem;
  color: var(--section-text-muted, var(--color-text-muted));
  margin-bottom: 1rem;
}
.newsletter-widget input[type="email"] {
  width: 100%;
  padding: 0.75rem;
  font: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-background);
  min-height: 44px;
  margin-bottom: 0.5rem;
}
.newsletter-widget input[type="email"]:focus {
  outline: none;
  border-color: var(--color-primary);
}
.newsletter-widget .btn { width: 100%; }

/* Ad zone placeholder */
.ad-zone {
  margin-bottom: 2rem;
  padding: 1rem;
  border: 1px dashed var(--color-border);
  text-align: center;
  font-size: 0.75rem;
  color: var(--section-text-muted, var(--color-text-muted));
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.ad-zone img { margin-inline: auto; }

/* ── Renderer-managed surface sections ──
 *
 * TEMPORARY RENDERER COUPLING: Phase 4.5 will move these to components
 * with a data-section-bg attribute. Until then, layouts paint. */
.features-section,
.services-section,
.differentiators-section,
.about-section,
.faq-section { background: var(--color-surface); }

/* About section uses article-body column width */
.about-section .container {
  max-width: var(--article-max);
}

/* FAQ uses magazine accordions */
.faq-section .container { max-width: var(--article-max); }
.faq-item {
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
}
.faq-item summary {
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.0625rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  min-height: 44px;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after { content: "+"; font-weight: 300; font-size: 1.25rem; }
.faq-item[open] summary::after { content: "−"; }
.faq-item p {
  padding-top: 0.5rem;
  color: var(--section-text-muted, var(--color-text-muted));
}

/* ── Contact ── single column, article-width */
.contact-section .container {
  max-width: var(--article-max);
}

/* ── Forms ── */
.form-field { margin-bottom: 1.25rem; }
.form-field label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.375rem;
  font-size: 0.9rem;
}
.form-field input,
.form-field textarea,
.form-field select {
  width: 100%;
  padding: 0.75rem;
  font: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-background);
  color: var(--color-text);
  min-height: 44px;
  transition: border-color var(--transition);
}
.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
  outline: none;
  border-color: var(--color-primary);
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font: inherit;
  font-family: var(--font-body);
  font-weight: 700;
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  min-height: 44px;
  transition: background var(--transition), color var(--transition);
  border-bottom: none;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-primary-text);
}
.btn-primary:hover {
  background: var(--color-primary-hover);
  color: var(--color-primary-text);
  border-bottom: none;
}
.btn-secondary {
  background: transparent;
  color: var(--section-heading, var(--color-primary));
  border-color: var(--color-primary);
}
.btn-secondary:hover {
  background: var(--color-primary);
  color: var(--color-primary-text);
}

/* ── Pagination / load more ── */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 2.5rem;
}
.pagination a,
.pagination .current {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: 0 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 1px solid var(--color-border);
}
.pagination .current,
.pagination a:hover {
  background: var(--color-primary);
  color: var(--color-primary-text);
  border-color: var(--color-primary);
}

/* ── Site footer ── */
.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-footer-text);
  margin-top: auto;
  padding: 3.5rem 0 0;
}
.footer-container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding: 0 var(--container-pad-x);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 2rem;
}
.site-footer h3, .site-footer h4 {
  color: #ffffff;
  font-family: var(--font-heading);
  font-size: 1rem;
}
.site-footer a {
  color: var(--color-footer-text);
  border-bottom: none;
}
.site-footer a:hover { color: #ffffff; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 0.5rem; font-size: 0.9rem; }
.footer-bottom {
  margin-top: 3rem;
  padding: 1.5rem 0;
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .page-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  .article-grid.cols-3 { grid-template-columns: repeat(2, 1fr); }
  .featured-article { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .section { padding-block: var(--section-pad-y-sm); }
  .page-grid {
    padding-block: var(--section-pad-y-sm);
    gap: 2rem;
  }
  .article-grid,
  .article-grid.cols-3 { grid-template-columns: 1fr; }
  .footer-container { grid-template-columns: 1fr; }
  .main-nav { display: none; }
  .main-nav.is-open { display: block; }
  .mobile-menu-toggle { display: inline-flex; flex-direction: column; justify-content: center; align-items: center; }
  .article-card--compact .article-card__image { flex-basis: 100px; }
}

/* ── Accessibility ── */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    transform: none !important;
  }
}


/* === Component-specific styles === */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-in-up { animation: fadeInUp 0.6s ease forwards; }

/* renderer-enforced compatibility aliases (component vocabulary bridge) */
:root {
  --border-radius: var(--radius, 8px);
  --shadow: var(--shadow-md, 0 2px 12px rgba(0, 0, 0, 0.15));
  --spacing-section: var(--section-pad-y, 4rem);
  --container-max-width: var(--container-max, 1200px);
  --primary-color: var(--color-primary);
  --secondary-color: var(--color-secondary);
  --accent-color: var(--color-accent);
  --color-heading: var(--color-text);
  --color-white: #ffffff;
  --color-error: #d64545;
  --hero-ink: var(--color-text);
}


/* renderer-owned legible-ink companions. Opt in with
   var(--color-primary-ink, var(--color-primary)) — never bare, so a
   stylesheet rendered before this block renders byte-identically. */
:root {
  --color-primary-ink: #1A2B4A;
  --color-accent-ink: #b83a0c;
  --color-accent-text: #000000;
}