/* editorial.css — Rich Editorial Article Design System
 *
 * Typography hierarchy, semantic block styling, two-column layout,
 * reading progress, lightbox, scroll reveals, responsive.
 * Inherits dark-theme vars from essay.css (--wr-ink, --wr-dark, etc.).
 * Uses BEM-ish naming: .ed-* (editorial).
 */

/* ====================================================================== Container */

.ed-article-view {
  display: none;              /* toggled by JS */
  flex-direction: column;
  min-height: 100vh;
  padding: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.ed-article-view.is-active {
  display: flex;
  flex: 1;
  min-height: 0;
}

.ed-hero {
  padding: 32px 0 28px;
  border-bottom: 1px solid var(--wr-line);
}
.ed-hero__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 28px;
  font-size: 13px;
  color: var(--wr-ink-muted);
  text-decoration: none;
  transition: color var(--t-fast) var(--ease);
}
.ed-hero__back svg { width: 14px; height: 14px; }
.ed-hero__back:hover { color: var(--wr-ink); text-decoration: none; }
.ed-hero__meta {
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
  font-family: var(--font-label);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--wr-ink-muted);
}
.ed-hero__cat { color: var(--wr-green-soft); }
.ed-hero__sep { color: var(--wr-line-strong); }

.ed-hero__title {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: clamp(28px, 5vw, 44px);
  line-height: 1.12;
  letter-spacing: -0.015em;
  color: var(--wr-ink);
}
.ed-hero__summary {
  margin: 0 0 18px;
  font-size: 17px;
  line-height: 1.65;
  color: var(--wr-ink-soft);
  max-width: 640px;
}
.ed-hero__byline {
  display: flex;
  gap: 14px;
  font-family: var(--font-label);
  font-size: 12px;
  color: var(--wr-ink-muted);
}
.ed-hero__byline span + span::before {
  content: '·';
  margin-right: 14px;
  color: var(--wr-line-strong);
}

/* ====================================================================== 2-column layout */

.ed-body {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 240px;
  gap: 48px;
  padding-top: 28px;
  padding-bottom: 64px;
}
.ed-body__content {
  min-width: 0;
  max-width: 720px;
}

/* ====================================================================== Typography */

.ed-section {
  margin-bottom: 44px;
}

.ed-h1 {
  margin: 0 0 18px;
  font-family: var(--font-display);
  font-size: clamp(24px, 4.5vw, 38px);
  line-height: 1.14;
  letter-spacing: -0.01em;
  color: var(--wr-ink);
}

.ed-h2 {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin: 0 0 16px;
  padding-top: 8px;
  font-size: clamp(20px, 3vw, 26px);
  line-height: 1.25;
  color: var(--wr-ink);
}
.ed-h2__num {
  flex: 0 0 auto;
  font-family: var(--font-label);
  font-size: 12px;
  letter-spacing: 0.14em;
  color: var(--wr-ink-muted);
  font-weight: 400;
  opacity: 0.7;
}
.ed-h2__text {
  font-family: var(--font-display);
  font-weight: 600;
}

.ed-h3 {
  margin: 24px 0 10px;
  font-family: var(--font-display);
  font-size: 18px;
  line-height: 1.4;
  color: var(--wr-ink);
}

.ed-lead {
  margin: 0 0 20px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--wr-ink-soft);
  font-weight: 450;
}

.ed-p {
  margin: 0 0 18px;
  font-size: 16px;
  line-height: 1.82;
  color: var(--wr-ink);
}

.ed-section ul,
.ed-section ol {
  margin: 0 0 18px;
  padding-left: 22px;
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--wr-ink);
}
.ed-section li { margin-bottom: 6px; }

.ed-section strong { font-weight: 650; color: var(--wr-ink); }
.ed-section a { color: var(--wr-green-soft); }
.ed-section code {
  font-size: 0.9em;
  padding: 1px 5px;
  border-radius: 4px;
  background: rgba(255,255,255,0.08);
  color: var(--wr-green-soft);
}
.ed-section pre {
  margin: 0 0 18px;
  padding: 16px;
  border-radius: 10px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--wr-line);
  overflow-x: auto;
}
.ed-section pre code {
  padding: 0;
  background: none;
  font-size: 13px;
  line-height: 1.6;
}

/* ====================================================================== Prose elements (generic, content-agnostic) */

/* nicer CJK/EN line breaking + readable emphasis */
.ed-section p,
.ed-section li {
  text-wrap: pretty;
  overflow-wrap: anywhere;
}
@supports (hanging-punctuation: first allow-end) {
  .ed-section p { hanging-punctuation: first allow-end; }
}

/* inline emphasis: bold stands out by weight + ink; italic gets accent color + underline */
.ed-section strong {
  font-weight: 700;
  color: var(--wr-ink);
  letter-spacing: 0.002em;
}
.ed-section em {
  font-style: normal;
  color: var(--wr-green-soft);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2.5px;
  font-weight: 500;
}
.ed-section del { color: var(--wr-ink-muted); text-decoration-color: var(--wr-ink-muted); }

/* links: always underline so they read as links, accent on hover */
.ed-section a {
  color: var(--wr-green-soft);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2.5px;
  text-decoration-color: color-mix(in srgb, var(--wr-green-soft) 45%, transparent);
  transition: color 120ms ease, text-decoration-color 120ms ease;
}
.ed-section a:hover {
  color: var(--wr-ink);
  text-decoration-color: var(--wr-ink);
}

/* inline images inside paragraphs must never break the column */
.ed-section p img {
  display: inline-block;
  max-width: 100%;
  height: auto;
  vertical-align: middle;
  border-radius: 6px;
}

/* blockquote — distinct editorial aside, not a pull quote */
.ed-section blockquote {
  margin: 22px 0;
  padding: 12px 18px;
  border-left: 3px solid var(--wr-line-strong);
  border-radius: 0 8px 8px 0;
  background: rgba(255, 255, 255, 0.035);
  color: var(--wr-ink-soft);
}
.ed-section blockquote p:last-child { margin-bottom: 0; }
.ed-section blockquote em { color: var(--wr-ink); }

/* figures: centered, rounded, soft shadow, restrained caption.
   Matches both renderer output (figure.ed-figure) and raw md-render (figure.post-figure). */
.ed-section figure.ed-figure,
.ed-section figure.post-figure {
  margin: 26px 0;
  text-align: center;
}
.ed-figure__img,
.ed-section figure.ed-figure > img,
.ed-section figure.post-figure > img {
  display: block;
  max-width: 100%;
  margin: 0 auto;
  border-radius: 10px;
  border: 1px solid var(--wr-line);
  box-shadow: 0 14px 30px -20px var(--wr-shadow);
}
/* renderer wraps the image in a lightbox-trigger container */
.ed-figure__img {
  position: relative;
  overflow: hidden;
  cursor: zoom-in;
}
.ed-figure__img img {
  width: 100%;
  height: auto;
}
.ed-figure__zoom {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: rgba(14, 16, 20, 0.62);
  color: var(--wr-ink);
  font-size: 18px;
  line-height: 1;
  backdrop-filter: blur(4px);
  opacity: 0;
  transition: opacity 160ms ease;
}
.ed-figure__img:hover .ed-figure__zoom { opacity: 1; }
.ed-section figure.ed-figure figcaption,
.ed-section figure.post-figure figcaption {
  margin-top: 10px;
  font-family: var(--font-label);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--wr-ink-muted);
}

/* nested lists: clear secondary indentation + different marker */
.ed-section li > ul,
.ed-section li > ol { margin: 8px 0 4px; }
.ed-section ul ul { list-style: disc; }
.ed-section ul ul ul { list-style: square; }
.ed-section ol ol { list-style: lower-alpha; }

/* horizontal rule — short centered editorial break, not a full-width line */
.ed-section hr {
  width: 64px;
  height: 1px;
  margin: 32px auto;
  border: 0;
  background: var(--wr-line-strong);
}

/* tables — full editorial treatment, horizontally scrollable on small screens */
.post-table-wrap {
  margin: 22px 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--wr-line);
  border-radius: 10px;
}
.post-table-wrap table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  line-height: 1.55;
  color: var(--wr-ink);
}
.post-table-wrap th,
.post-table-wrap td {
  padding: 9px 14px;
  text-align: left;
  border-bottom: 1px solid var(--wr-line);
  vertical-align: top;
}
.post-table-wrap thead th {
  font-family: var(--font-label);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--wr-ink-muted);
  background: rgba(255, 255, 255, 0.04);
  border-bottom: 1px solid var(--wr-line-strong);
  white-space: nowrap;
}
.post-table-wrap tbody tr:nth-child(even) { background: rgba(255, 255, 255, 0.022); }
.post-table-wrap tbody tr:last-child td { border-bottom: 0; }
.post-table-wrap td strong { font-weight: 700; }

/* selection accent */
.ed-section ::selection {
  background: color-mix(in srgb, var(--wr-green) 38%, transparent);
  color: var(--wr-ink);
}

/* ====================================================================== Pull quote */

.ed-pullquote {
  margin: 32px 0;
  padding: 22px 0;
  border-top: 1px solid var(--wr-line-strong);
  border-bottom: 1px solid var(--wr-line-strong);
  background: none;
}
.ed-pullquote p {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(18px, 3vw, 22px);
  line-height: 1.45;
  color: var(--wr-ink);
  text-align: center;
}

/* ====================================================================== Metric row */

.ed-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 16px;
  margin: 28px 0;
}
.ed-metrics > p {
  margin: 0;
  padding: 14px 12px;
  border-radius: 10px;
  background: rgba(255,255,255,0.025);
  border: 1px solid var(--wr-line);
  text-align: center;
}
.ed-metrics strong {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(22px, 3.5vw, 32px);
  line-height: 1.15;
  color: var(--wr-ink);
  font-weight: 700;
  margin-bottom: 4px;
}
.ed-metrics p {
  font-size: 13px;
  color: var(--wr-ink-muted);
}

/* ====================================================================== Comparison block */

.ed-compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 0;
  margin: 24px 0;
  border: 1px solid var(--wr-line);
  border-radius: 10px;
  overflow: hidden;
  background: rgba(255,255,255,0.02);
}
.ed-compare ul,
.ed-compare ol,
.ed-compare p {
  margin: 0;
  padding: 18px 20px;
  list-style: none;
}
.ed-compare ul::before {
  display: block;
  font-family: var(--font-label);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--wr-ink-muted);
  margin-bottom: 10px;
}
.ed-compare ul:first-child { background: rgba(255,255,255,0.01); }
.ed-compare ul:first-child::before { content: 'Before'; }
.ed-compare ul:last-child { background: rgba(255,255,255,0.02); }
.ed-compare ul:last-child::before { content: 'After'; }
.ed-compare li {
  margin-bottom: 5px;
  font-size: 14px;
  line-height: 1.5;
}

/* ====================================================================== Callout / Warning */

.ed-callout {
  margin: 20px 0;
  padding: 14px 16px;
  border-radius: 8px;
  border-left: 2px solid;
}
.ed-callout--warn {
  background: rgba(212, 138, 122, 0.08);
  border-color: rgba(212, 138, 122, 0.4);
  color: var(--wr-ink);
}
.ed-callout--warn p {
  margin: 0;
  font-size: 14.5px;
  line-height: 1.65;
  color: var(--wr-ink-soft);
}

/* ====================================================================== Risk list */

.ed-risk-list {
  margin: 20px 0;
  padding: 0;
}
.ed-risk-list ul,
.ed-risk-list ol {
  padding-left: 16px;
}

/* ====================================================================== Capability list */

.ed-capability-list {
  margin: 18px 0;
}
.ed-capability-list ul,
.ed-capability-list ol {
  list-style: none;
  padding-left: 0;
}
.ed-capability-list li {
  padding: 8px 0;
  font-size: 14.5px;
  line-height: 1.55;
}
.ed-capability-list li + li {
  border-top: 1px solid var(--wr-line);
}

/* ====================================================================== Editorial figure (images) */

.ed-figure {
  margin: 24px 0;
}
.ed-figure__img {
  position: relative;
  border-radius: 10px;
  overflow: hidden;
  cursor: zoom-in;
  border: 1px solid var(--wr-line);
  box-shadow: 0 8px 28px -12px var(--wr-shadow);
  transition: border-color var(--t-fast) var(--ease);
}
.ed-figure__img:hover {
  border-color: var(--wr-line-strong);
}
.ed-figure__img img {
  display: block;
  width: 100%;
  height: auto;
}
.ed-figure__zoom {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: rgba(14,16,20,0.85);
  color: var(--wr-ink-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 500;
  opacity: 0;
  transition: opacity var(--t-fast) var(--ease);
}
.ed-figure__img:hover .ed-figure__zoom { opacity: 1; }

.ed-figure__caption {
  margin-top: 8px;
  font-size: 12px;
  color: var(--wr-ink-muted);
  text-align: center;
  line-height: 1.45;
}

/* ====================================================================== Lightbox */

.ed-lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(14,16,20,0.94);
  backdrop-filter: blur(14px);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: zoom-out;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.22s var(--ease);
}
.ed-lightbox.is-open {
  opacity: 1;
  pointer-events: auto;
}
.ed-lightbox img {
  max-width: 92vw;
  max-height: 92vh;
  object-fit: contain;
  border-radius: 6px;
  box-shadow: 0 12px 48px rgba(0,0,0,0.6);
  cursor: default;
}
.ed-lightbox__close {
  position: absolute;
  top: 24px;
  right: 24px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: rgba(255,255,255,0.1);
  color: var(--wr-ink);
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--t-fast) var(--ease);
}
.ed-lightbox__close:hover { background: rgba(255,255,255,0.2); }

/* ====================================================================== Sticky TOC */

.ed-toc {
  position: sticky;
  top: 32px;
  padding-left: 8px;
  border-left: 1px solid var(--wr-line);
}
.ed-toc__label {
  margin: 0 0 14px;
  font-family: var(--font-label);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--wr-ink-muted);
}
.ed-toc__list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.ed-toc__item {
  display: block;
  padding: 3px 0;
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--wr-ink-muted);
  text-decoration: none;
  border: none;
  background: none;
  text-align: left;
  cursor: pointer;
  transition: color var(--t-fast) var(--ease);
}
.ed-toc__item:hover { color: var(--wr-ink); text-decoration: none; }
.ed-toc__item.is-active {
  color: var(--wr-green-soft);
}
.ed-toc__item--h3 {
  padding-left: 14px;
  font-size: 11.5px;
}

/* ====================================================================== Reading progress */

.ed-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 2px;
  background: transparent;
  pointer-events: none;
}
.ed-progress::after {
  content: '';
  display: block;
  height: 100%;
  width: var(--pct, 0%);
  background: var(--wr-green);
  transition: width 60ms linear;
}

/* ====================================================================== Scroll reveal */

@media (prefers-reduced-motion: no-preference) {
  .ed-section {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
  }
  .ed-section.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
  .ed-metrics > *,
  .ed-pullquote,
  .ed-figure,
  .ed-compare {
    opacity: 0;
    transform: translateY(12px);
    transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
  }
  .ed-metrics > *.is-visible,
  .ed-pullquote.is-visible,
  .ed-figure.is-visible,
  .ed-compare.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@media (max-width: 1180px) {
  .ed-body {
    grid-template-columns: minmax(0, 1fr) 200px;
    gap: 32px;
  }
  .ed-body__content { max-width: 680px; }
  .ed-metrics { grid-template-columns: repeat(auto-fit, minmax(110px, 1fr)); }
}

@media (max-width: 900px) {
  .ed-body {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .ed-body__content { max-width: 100%; }

  .ed-toc {
    position: static;
    border-left: none;
    border-top: 1px solid var(--wr-line);
    padding: 16px 0 0;
    margin-bottom: 24px;
    order: -1;
  }
  .ed-toc__list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 6px;
  }
  .ed-toc__item {
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid var(--wr-line);
    background: var(--wr-panel);
    font-size: 11px;
  }
  .ed-toc__item.is-active {
    border-color: rgba(124, 156, 114, 0.3);
    background: rgba(124, 156, 114, 0.08);
  }
  .ed-toc__item--h3 { display: none; }

  .ed-hero { padding: 22px 0 20px; }
  .ed-hero__title { font-size: clamp(22px, 6vw, 34px); }
  .ed-hero__summary { font-size: 15px; }
  .ed-section { margin-bottom: 32px; }
  .ed-compare { grid-template-columns: 1fr; }
  .ed-compare > :nth-child(2) { display: none; }
  .ed-metrics { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .ed-metrics { grid-template-columns: 1fr 1fr; gap: 10px; }
  .ed-metrics > * { padding: 10px 8px; }
  .ed-pullquote p { font-size: 16px; }
  .ed-p { font-size: 15px; }
  .ed-lead { font-size: 16px; }
}