/* ========================================
   LAYOUTS.CSS — Grid Systems & Responsive
   Langrenn Guide
   ======================================== */

/* --- Card Grid --- */
.card-grid {
  display: grid;
  gap: var(--space-lg);
}

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

.card-grid--3 {
  grid-template-columns: repeat(3, 1fr);
}

.card-grid--4 {
  grid-template-columns: repeat(4, 1fr);
}

/* Featured layout: one large card + two smaller */
.card-grid--featured {
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
}

.card-grid--featured .card:first-child {
  grid-row: 1 / 3;
}

/* --- Article Layout --- */
.article-layout {
  max-width: var(--max-width-article);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

/* Article with sidebar */
.article-with-sidebar {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: var(--space-xl);
  max-width: calc(var(--max-width-article) + 260px + 4rem);
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.article-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--space-lg));
  align-self: start;
}

/* Table of Contents */
.toc {
  background: var(--color-frost);
  border-radius: var(--border-radius-lg);
  padding: 1.25rem 1.5rem;
}

.toc__title {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
}

.toc__list {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.toc__list a {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.4;
  padding: 0.2em 0;
  transition: color var(--transition-fast);
}

.toc__list a:hover,
.toc__list a.active {
  color: var(--color-fjord);
}

/* --- Homepage Featured Section --- */
.homepage-featured {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-lg);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .card-grid--4 {
    grid-template-columns: repeat(3, 1fr);
  }

  .article-with-sidebar {
    grid-template-columns: 1fr;
  }

  .article-sidebar {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-lg);
  }

  .homepage-featured {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    --header-height: 60px;
  }

  .site-nav {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .card-grid--3,
  .card-grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .card-grid--featured {
    grid-template-columns: 1fr;
  }

  .card-grid--featured .card:first-child {
    grid-row: auto;
  }

  .hero--large {
    min-height: 70vh;
  }

  .hero__content {
    padding: var(--space-xl) var(--space-md) var(--space-lg);
  }

  .hero__content p {
    font-size: 1.0625rem;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

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

  .section {
    padding: var(--space-lg) 0;
  }

  .homepage-featured {
    grid-template-columns: 1fr;
  }

  .search-bar {
    font-size: 16px; /* prevents zoom on iOS */
  }
}

@media (max-width: 480px) {
  .card-grid--2,
  .card-grid--3,
  .card-grid--4 {
    grid-template-columns: 1fr;
  }

  .hero--large {
    min-height: 60vh;
  }

  .article-content {
    font-size: 1rem;
  }

  .info-box {
    padding: 1rem 1.25rem;
  }
}

/* --- Print --- */
@media print {
  .site-header,
  .site-footer,
  .mobile-menu,
  .search-wrapper,
  .related-articles,
  .article-sidebar {
    display: none;
  }

  .article-content {
    max-width: 100%;
    font-size: 12pt;
  }

  .hero {
    min-height: auto;
    page-break-after: avoid;
  }
}