/* ==========================================================================
   Jeong Inc. — Article & Long-Form Reading Stylesheet (v2.0)
   Editorial Hybrid: JetBrains Mono for Structure & Inter for Prose
   ========================================================================== */

/* Main reading layout */
.article-page {
  padding-top: clamp(4.5rem, 8vw, 6.5rem);
  padding-bottom: 5rem;
  background-color: var(--bg-obsidian, #080a0f);
  color: var(--ink-ivory, #f2efe8);
}

.article-surface {
  max-width: 980px !important;
  margin-inline: auto;
  padding: 0 24px;
}

.article-breadcrumb {
  margin-bottom: 1.5rem;
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.article-breadcrumb a {
  color: var(--accent-gold, #f7e39c) !important;
  text-decoration: none;
  border-bottom: 1px dotted rgba(247, 227, 156, 0.4);
  transition: opacity 0.16s ease, border-color 0.16s ease;
}

.article-breadcrumb a:hover {
  opacity: 1;
  border-bottom-color: var(--accent-gold, #f7e39c);
}

.article-body {
  max-width: 72ch;
  margin-inline: auto;
  color: var(--ink-secondary, #c7cdd8);
  font-family: var(--font-sans, 'Inter', sans-serif);
  font-size: 17.5px;
  line-height: 1.75;
}

/* Headings in JetBrains Mono */
.article-body h1 {
  margin: 0 0 1.25rem;
  color: var(--ink-ivory, #f2efe8) !important;
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 1.15;
}

.article-body h2 {
  scroll-margin-top: 5.5rem;
  margin: 2.2em 0 0.8em;
  color: var(--ink-ivory, #f2efe8) !important;
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: clamp(1.4rem, 2.8vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.25;
  border-bottom: 1px solid var(--border-hairline, rgba(242, 239, 232, 0.14));
  padding-bottom: 0.4em;
}

.article-body h3 {
  scroll-margin-top: 5.5rem;
  margin: 1.8em 0 0.6em;
  color: var(--ink-ivory, #f2efe8) !important;
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.35;
}

.article-body h4 {
  color: var(--ink-ivory, #f2efe8) !important;
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 1rem;
}

/* Prose elements */
.article-body p {
  margin: 0 0 1.2em;
  color: var(--ink-secondary, #c7cdd8);
  line-height: 1.75;
}

.article-body p[style*="#a5b4fc"],
.article-body p[style*="#cbd5e1"] {
  color: var(--ink-secondary, #c7cdd8) !important;
  font-size: 17.5px !important;
  line-height: 1.75 !important;
}

.article-body strong {
  color: var(--ink-ivory, #f2efe8);
  font-weight: 600;
}

.article-body a {
  color: var(--accent-gold, #f7e39c);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: opacity 0.16s ease;
}

.article-body a:hover {
  opacity: 0.82;
}

.article-body ul,
.article-body ol {
  margin: 1em 0 1.5em;
  padding-left: 1.6em;
}

.article-body li {
  margin: 0.5em 0;
  color: var(--ink-secondary, #c7cdd8);
}

.article-body hr {
  margin: 3rem 0;
  border: 0;
  border-top: 1px solid var(--border-hairline, rgba(242, 239, 232, 0.14));
}

.article-body img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  border: 1px solid var(--border-hairline, rgba(242, 239, 232, 0.14));
}

/* Table of Contents */
.article-body .article-toc {
  margin: 2rem 0 2.5rem;
  padding: 1.2rem 1.4rem;
  border: 1px solid var(--border-hairline, rgba(242, 239, 232, 0.14));
  border-radius: 10px;
  background: var(--bg-card, #0d111a);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.article-toc summary {
  min-height: 44px;
  cursor: pointer;
  color: var(--ink-ivory, #f2efe8);
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 44px;
  user-select: none;
}

.article-toc nav {
  padding-top: 0.75rem;
}

.article-toc ol {
  margin: 0;
  padding-left: 1.35rem;
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
}

.article-toc li {
  margin: 0.35rem 0;
}

.article-toc a {
  font-size: 0.88rem;
  color: var(--ink-secondary, #c7cdd8);
  text-decoration: none;
}

.article-toc a:hover {
  color: var(--accent-gold, #f7e39c);
}

/* Callout and Law Quote Boxes */
.article-body .callout-box,
.article-body .law-quote-box {
  margin: 2rem 0;
  padding: 1.25rem 1.4rem;
  border-radius: 8px;
  border: 1px solid var(--border-hairline, rgba(242, 239, 232, 0.14));
  border-left: 3px solid var(--accent-gold, #f7e39c);
  background: var(--bg-card, #0d111a);
  color: var(--ink-secondary, #c7cdd8);
}

.article-body .callout-box.callout-success {
  border-left-color: var(--accent-jade, #34dc8c);
}

.article-body .callout-box p,
.article-body .law-quote-box p {
  font-size: 0.95rem !important;
  line-height: 1.65 !important;
  margin-bottom: 0.6em;
}

.article-body .callout-box p:last-child,
.article-body .law-quote-box p:last-child {
  margin-bottom: 0;
}

.article-body .callout-box a,
.article-body .law-quote-box a {
  color: var(--accent-gold, #f7e39c) !important;
}

.article-body .image-caption-box {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 0.8rem;
  color: var(--ink-muted, #8b94a5);
  margin-top: 0.6rem;
  text-align: center;
}

/* Data Tables */
.article-table-scroll {
  max-width: 100%;
  margin: 2rem 0;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border-hairline, rgba(242, 239, 232, 0.14));
  border-radius: 8px;
  background: var(--bg-card, #0d111a);
}

.article-table-scroll:focus-visible {
  outline: 2px solid var(--accent-gold, #f7e39c);
  outline-offset: 2px;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  color: var(--ink-secondary, #c7cdd8);
}

.article-body th {
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--ink-ivory, #f2efe8);
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 0.82rem;
  font-weight: 600;
  text-align: left;
  letter-spacing: 0.03em;
  border-bottom: 1px solid var(--border-hairline, rgba(242, 239, 232, 0.14));
}

.article-body td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(242, 239, 232, 0.06);
}

.article-body tr:last-child td {
  border-bottom: none;
}

.article-body tr:nth-child(even) td {
  background: rgba(255, 255, 255, 0.015);
}

/* Sticky TOC on desktop */
@media (min-width: 1100px) {
  .article-toc {
    position: sticky;
    top: 5rem;
    z-index: 2;
  }
}

@media (max-width: 1099px) {
  .article-toc {
    position: static;
  }
}

@media (max-width: 600px) {
  .article-page {
    padding-top: 4.25rem;
    padding-bottom: 5rem;
  }
  .article-body {
    font-size: 16.5px;
    line-height: 1.7;
  }
  .article-body h1 {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
  }
  .article-body h2 {
    font-size: 1.35rem;
  }
  .article-body h3 {
    font-size: 1.1rem;
  }
  .article-body table {
    font-size: 0.8rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .article-body *,
  .article-toc {
    scroll-behavior: auto;
    transition: none !important;
  }
}