/* article.css — long-form writing styles
   Layered on top of site.css. Keeps the dark Nexus aesthetic.
*/

.article-wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(2.5rem, 6vh, 5rem) var(--gutter) clamp(4rem, 8vh, 7rem);
  position: relative;
  z-index: 2;
}

.article-header {
  margin-bottom: clamp(2.25rem, 5vh, 3.5rem);
  padding-bottom: clamp(1.5rem, 3vh, 2.25rem);
  border-bottom: 1px solid var(--line);
}

.article-header .eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin: 0 0 1.25rem;
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
}

.article-header .eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--grad-a), var(--grad-b));
  box-shadow: 0 0 12px rgba(167, 139, 250, 0.5);
}

.article-header h1 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.85rem, 4.6vw, 3rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0 0 1rem;
  color: var(--ink);
}

.article-header .lede {
  font-size: clamp(1.05rem, 1.6vw, 1.2rem);
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0 0 1.5rem;
  max-width: 60ch;
}

.article-meta {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--ink-muted);
  text-transform: uppercase;
}

.article-meta .dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--ink-muted);
  display: inline-block;
}

/* Prose body */
.article-prose {
  font-size: 1.0625rem;
  line-height: 1.72;
  color: var(--ink);
}

.article-prose p {
  margin: 0 0 1.4rem;
  color: var(--ink);
}

.article-prose p strong {
  color: var(--ink);
  font-weight: 600;
}

.article-prose h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.35rem, 2.4vw, 1.65rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  margin: 3rem 0 1.1rem;
  color: var(--ink);
  scroll-margin-top: 6rem;
}

.article-prose h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.15rem;
  line-height: 1.25;
  letter-spacing: -0.01em;
  margin: 2.2rem 0 0.8rem;
  color: var(--ink);
}

.article-prose ul,
.article-prose ol {
  margin: 0 0 1.5rem;
  padding-left: 1.25rem;
}

.article-prose li {
  margin: 0 0 0.55rem;
  line-height: 1.65;
}

.article-prose ul li::marker {
  color: var(--grad-b);
}

.article-prose a {
  color: var(--ink);
  text-decoration: underline;
  text-decoration-color: rgba(167, 139, 250, 0.45);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  transition: text-decoration-color 200ms var(--ease-out);
}

.article-prose a:hover {
  text-decoration-color: var(--grad-b);
}

.article-prose blockquote {
  margin: 2rem 0;
  padding: 1.25rem 1.5rem;
  border-left: 2px solid transparent;
  border-image: linear-gradient(180deg, var(--grad-a), var(--grad-b)) 1;
  background: rgba(20, 20, 28, 0.4);
  border-radius: 0 8px 8px 0;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.15rem;
  line-height: 1.45;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.article-prose blockquote p {
  margin: 0;
}

/* Inline code pill */
.article-prose code {
  font-family: var(--font-mono);
  font-size: 0.86em;
  padding: 0.12em 0.45em;
  background: rgba(167, 139, 250, 0.08);
  border: 1px solid rgba(167, 139, 250, 0.18);
  border-radius: 4px;
  color: var(--ink);
  letter-spacing: 0.01em;
}

/* Author bio */
.article-bio {
  margin: 3rem 0 0;
  padding: 1.5rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--ink-soft);
}

.article-bio strong {
  color: var(--ink);
}

/* Article footer nav */
.article-footer-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin: 3rem 0 1.5rem;
}

.article-footer-nav a {
  display: block;
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  text-decoration: none;
  color: var(--ink);
  background: rgba(20, 20, 28, 0.35);
  transition: border-color 200ms var(--ease-out), transform 200ms var(--ease-out);
}

.article-footer-nav a:hover {
  border-color: var(--line-strong);
  transform: translateY(-2px);
}

.article-footer-nav .nav-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-muted);
  margin: 0 0 0.4rem;
}

.article-footer-nav .nav-title {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.98rem;
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.article-footer-nav .nav-next {
  text-align: right;
}

@media (max-width: 640px) {
  .article-footer-nav {
    grid-template-columns: 1fr;
  }
  .article-footer-nav .nav-next {
    text-align: left;
  }
}

.article-footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-muted);
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.article-footer-links a {
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 200ms var(--ease-out);
}

.article-footer-links a:hover {
  color: var(--ink);
}

/* Writing index listing */
.writing-list {
  list-style: none;
  margin: 3rem 0 0;
  padding: 0;
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}

.writing-list li {
  background: rgba(13, 13, 18, 0.6);
  padding: 1.5rem 1.75rem;
  transition: background 200ms var(--ease-out);
}

.writing-list li:hover {
  background: rgba(20, 20, 28, 0.85);
}

.writing-list a {
  text-decoration: none;
  color: inherit;
  display: block;
}

.writing-list .post-meta {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 0.4rem 0.9rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin: 0 0 0.65rem;
}

.writing-list .post-title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.1rem, 2vw, 1.3rem);
  line-height: 1.25;
  letter-spacing: -0.015em;
  color: var(--ink);
  margin: 0 0 0.5rem;
}

.writing-list .post-dek {
  font-size: 0.97rem;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
}

.writing-intro {
  font-size: 1.1rem;
  line-height: 1.65;
  color: var(--ink-soft);
  max-width: 60ch;
  margin: 1.25rem 0 0;
}