/* ===== Article Page (page shell / layout) =====
   Layout-only rules for the article page. Reusable content components
   (infobox, quote, table, checklist, CTA buttons, TOC, share, etc.) live
   in content_blocks.css — include that file alongside this one. */

html:has(.article-page),
body:has(.article-page) {
  /* overflow-x: hidden; */
  max-width: 100%;
}

.article-page,
.article-page *,
.article-page *::before,
.article-page *::after {
  box-sizing: border-box;
  max-width: 100%;
}
.content-block__table-wrap,
.content-block__table-wrap * {
  max-width: none;
}

.article-page__content,
.article-page__content p,
.article-page__content a {
  overflow-wrap: break-word;
  word-break: break-word;
}

.article-page {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-6) var(--space-20);
  box-sizing: border-box;
  /* overflow-x: hidden; */
}

.links {
  color: var(--color-blue);
  font-weight: var(--weight-semibold);
  text-decoration: underline;
}
.links:hover {
  color: var(--color-blue-hover);
  text-decoration: underline;
}
.links:active {
  color: var(--color-blue-active);
}
/* Breadcrumb */
.article-page__breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  color: var(--color-ink-tertiary);
}
.article-page__breadcrumb a {
  color: var(--color-ink-tertiary);
  text-decoration: none;
}
.article-page__breadcrumb a:hover {
  color: var(--color-blue);
}
.article-page__breadcrumb [aria-current="page"] {
  color: var(--color-ink-secondary);
}

/* Banner */
.article-page__banner {
  position: relative;
  display: grid;
  place-items: center;
  width: 100%;
  aspect-ratio: 21 / 9;
  border-radius: var(--radius-xl);
  color: var(--color-ink);
  font-family: var(--font-en), var(--font-tw);
  font-weight: var(--weight-bold);
  font-size: var(--scale-xl);
  margin-bottom: var(--space-8);
}
.article-page__banner img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Header */
.article-page__header {
  max-width: 900px;
  margin: 0 0 var(--space-10);
}
.article-page__title {
  color: var(--color-ink);
  font-family: var(--font-en), var(--font-tw);
  margin: 0 0 var(--space-4);
}
.article-page__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}
.article-page__tag {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-blue-subtle);
  color: var(--color-blue);
}
.article-page__dot {
  width: 4px;
  height: 4px;
  border-radius: var(--radius-full);
  background: var(--color-ink-tertiary);
}
.article-page__date,
.article-page__read {
  color: var(--color-ink-tertiary);
}

/* Layout: content + sticky sidebar */
.article-page__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: clamp(32px, 5vw, 64px);
  align-items: start;
  top: 0;
}

/* Content */
.article-page__content {
  color: var(--color-ink);
  max-width: 780px;
  min-width: 0;
}
.article-page__content > * + * {
  margin-top: var(--space-5);
}
.article-page__content h2 {
  color: var(--color-ink);
  font-family: var(--font-en), var(--font-tw);
  margin-top: var(--space-12);
  margin-bottom: 0;
}
.article-page__content h3 {
  color: var(--color-ink);
  font-family: var(--font-en), var(--font-tw);
  margin-top: var(--space-8);
  margin-bottom: 0;
}
.article-page__content p {
  color: var(--color-ink-secondary);
}
.article-page__content strong {
  color: var(--color-ink);
}

/* ===== Sidebar container ===== */
.article-page__aside {
  position: sticky;
  top: var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  min-width: 0;
  padding-top: var(--space-10);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 900px) {
  .article-page {
    padding: var(--space-6) var(--space-4) var(--space-16);
  }

  .article-page__layout {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .article-page__content {
    max-width: 100%;
  }

  .article-page__aside {
    position: static;
    top: auto;
    order: -1;
  }

  .article-page__header {
    max-width: 100%;
  }
}

@media (max-width: 640px) {
  .article-page {
    padding: var(--space-5) var(--space-3) var(--space-12);
  }

  .article-page__breadcrumb {
    flex-wrap: wrap;
    row-gap: var(--space-1);
  }

  .article-page__banner {
    aspect-ratio: 21/ 9;
    border-radius: var(--radius-lg);
  }

  .article-page__meta {
    flex-wrap: wrap;
    row-gap: var(--space-1);
  }
}

/* ELEMENTS */
/* ===== Content Blocks (reusable) =====
   Generic content components — usable inside any page, not just
   .article-page. Plain, short class names (.quote, .highlight,
   .info-table, etc.) so they're easy to reach for in markup. */

.date-table,
.toc a {
  overflow-wrap: break-word;
  word-break: break-word;
}

/* Info box (event details, callouts) */
.highlight {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--color-blue-subtle);
  border: 1px solid var(--color-blue-muted);
}
.highlight-title {
  margin: 0 0 var(--space-3);
  color: var(--color-ink);
}
.date-table {
  list-style: none;
  margin: 0 0 var(--space-3);
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  color: var(--color-ink-secondary);
}
.highlight-note {
  margin: 0;
  color: var(--color-ink-tertiary);
  font-style: italic;
}

/* Media placeholder (image / video block) */
.media img {
  width: 100%;
  max-width: 800px;
  height: auto;
  margin-inline: auto;
  border-radius: var(--radius-lg);
  display: block;
  object-fit: cover;
}
.media--video {
  background: color-mix(in srgb, var(--color-ink) 90%, transparent);
  color: var(--color-surface);
}
.video-media {
  width: 100%;
  max-width: 800px;
  aspect-ratio: 16 / 9;
  margin-inline: auto;
  border-radius: var(--radius-lg);
  border: 0;
  display: block;
}

/* Quote */
.quote {
  margin: 0;
  padding: var(--space-5) var(--space-6);
  border-left: 4px solid var(--color-blue);
  background: var(--color-surface-raised);
  color: var(--color-ink);
  font-style: italic;
}

/* Tables */
.info-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.info-table {
  width: 100%;
  table-layout: fixed;
  min-width: 640px;
  border-collapse: collapse;
  font-size: var(--scale-sm);
}
.info-table th,
.info-table td {
  padding: var(--space-3) var(--space-3);
  border: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}
.info-table th {
  background: var(--color-blue);
  color: var(--color-surface);
  font-family: var(--font-en), var(--font-tw);
  font-weight: var(--weight-semibold);
}
.info-table tbody tr:nth-child(even) {
  background: var(--color-surface-raised);
}

/* Checklist */
.checklist {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.checklist li {
  position: relative;
  padding-left: var(--space-6);
  color: var(--color-ink-secondary);
}
.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.2em;
  width: 14px;
  height: 14px;
  border-radius: var(--radius-full);
  background: var(--color-blue);
}
.checklist li::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 0.3em;
  width: 12px;
  height: 6px;
  border-left: 2px solid var(--color-surface);
  border-bottom: 2px solid var(--color-surface);
  transform: rotate(-45deg);
}

/* Feature title / value label (used above checklists inside content) */
.heading {
  color: var(--color-blue) !important;
}
.label {
  margin-top: var(--space-4) !important;
  /* margin-bottom: calc(-1 * var(--space-2)); */
}

/* Inline CTA button */
.cta-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  background: var(--color-blue);
  color: var(--color-surface);
  font-family: var(--font-en), var(--font-tw);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  transition: background var(--transition-base);
}
.cta-button:hover {
  background: var(--color-blue-hover);
}

/* TikTok / video link card */
.video-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--color-ink);
  color: var(--color-surface);
  text-decoration: none;
  font-family: var(--font-en), var(--font-tw);
  font-weight: var(--weight-medium);
}
.video-link-icon {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  background: var(--color-surface);
  color: var(--color-ink);
  font-size: var(--scale-xs);
}

/* ===== Sidebar widgets ===== */
.toc,
.share,
.cta-box {
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--color-surface-raised);
  border: 1px solid var(--color-border);
}

.toc-label {
  margin: 0 0 var(--space-3);
  color: var(--color-ink-tertiary);
}
.toc ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.toc a {
  color: var(--color-ink-secondary);
  font-size: var(--scale-sm);
  text-decoration: none;
  line-height: var(--lh-body);
}
.toc a:hover {
  color: var(--color-blue);
}

.share-row {
  display: flex;
  gap: var(--space-3);
}
.share-btn {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  background: var(--color-surface);
  color: var(--color-ink-secondary);
  cursor: pointer;
  transition:
    background var(--transition-base),
    color var(--transition-base);
}
.share-btn svg {
  width: 18px;
  height: 18px;
}
.share-btn:hover {
  background: var(--color-blue);
  color: var(--color-surface);
  border-color: var(--color-blue);
}

.cta-box p.text-h4 {
  margin: 0 0 var(--space-2);
  color: var(--color-ink);
}
.cta-box p.text-body {
  margin: 0 0 var(--space-4);
  color: var(--color-ink-secondary);
}
.cta-box-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  justify-content: center;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--color-blue);
  color: var(--color-surface);
  font-family: var(--font-en), var(--font-tw);
  font-weight: var(--weight-semibold);
  text-decoration: none;
  transition: background var(--transition-base);
}
.cta-box-btn:hover {
  background: var(--color-blue-hover);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 900px) {
  .media img {
    max-width: 600px;
  }
}

@media (max-width: 640px) {
  .highlight,
  .toc,
  .share,
  .cta-box {
    padding: var(--space-4);
  }

  .info-table {
    font-size: var(--scale-xs);
  }
  .info-table th,
  .info-table td {
    padding: var(--space-2) var(--space-3);
  }

  .cta-button,
  .video-link {
    width: 100%;
    justify-content: center;
  }
  .media img {
    max-width: 100%;
  }
}