/* ================================================================
   OUR COMMUNITY TECH — Insights / Blog Styles
   Extends style.css — assumes main stylesheet is loaded first.
   Uses existing design tokens. No new tokens introduced.
   ================================================================ */

/* ================================================================
   INSIGHTS — Page Hero (index + article top)
   ================================================================ */
.insights-hero {
  position: relative;
  padding: clamp(var(--space-16), 10vw, var(--space-24)) 0 clamp(var(--space-12), 6vw, var(--space-16));
  overflow: hidden;
}

.insights-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 60% 50% at 15% 30%, rgba(255,191,0,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 85% 70%, rgba(111,0,215,0.07) 0%, transparent 70%);
}

.insights-hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.insights-hero__eyebrow {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brand-magenta);
  margin-bottom: var(--space-4);
}

.insights-hero__title {
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: var(--space-5);
}

.insights-hero__subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 560px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ================================================================
   INSIGHTS — Featured article
   ================================================================ */
.insights-featured {
  padding: 0 0 clamp(var(--space-12), 6vw, var(--space-16));
}

.article-card.article-card--featured {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 0;
  flex-direction: initial;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}
.article-card--featured:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.article-card--featured .article-card__cover {
  aspect-ratio: auto;
  min-height: 320px;
  height: 100%;
}

.article-card--featured .article-card__body {
  padding: clamp(var(--space-6), 4vw, var(--space-10));
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.article-card--featured .article-card__title {
  font-size: var(--text-xl);
}

.article-card--featured .article-card__excerpt {
  font-size: var(--text-base);
  -webkit-line-clamp: 4;
  line-clamp: 4;
}

.insights-featured__eyebrow {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brand-magenta);
  margin-bottom: var(--space-4);
  text-align: center;
}

@media (max-width: 768px) {
  .article-card.article-card--featured { grid-template-columns: 1fr; }
  .article-card--featured .article-card__cover { min-height: 220px; aspect-ratio: 16 / 9; }
}

/* ================================================================
   INSIGHTS — Article grid (index)
   ================================================================ */
.insights-grid {
  padding: clamp(var(--space-8), 4vw, var(--space-12)) 0 clamp(var(--space-16), 8vw, var(--space-24));
}

.insights-grid__eyebrow {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-6);
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

@media (max-width: 900px) { .article-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .article-grid { grid-template-columns: 1fr; } }

.article-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}
.article-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.article-card__cover {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-surface-2);
}
.article-card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}
.article-card:hover .article-card__cover img {
  transform: scale(1.03);
}

.article-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.article-card__tag {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--brand-magenta);
}

.article-card__title {
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--color-text);
  line-height: 1.25;
}

.article-card__excerpt {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  overflow: hidden;
}

.article-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  margin-top: auto;
  padding-top: var(--space-3);
  border-top: 1px solid var(--color-divider);
}
.article-card__meta-sep {
  display: inline-block;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-text-faint);
}

.article-card__read-more {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

/* ================================================================
   ARTICLE PAGE — Hero image
   ================================================================ */
.article-hero {
  width: 100%;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.article-hero__image-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--color-surface-2);
  box-shadow: var(--shadow-md);
}
.article-hero__image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ================================================================
   ARTICLE PAGE — Header
   ================================================================ */
.article-header {
  max-width: 760px;
  margin: 0 auto;
  padding: clamp(var(--space-12), 8vw, var(--space-20)) var(--space-6) var(--space-10);
  text-align: center;
}

.article-header__tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--brand-magenta);
  margin-bottom: var(--space-4);
}

.article-header__title {
  font-size: var(--text-3xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: var(--space-5);
}

.article-header__subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  line-height: 1.4;
  margin: 0 auto var(--space-8);
  max-width: 640px;
  font-weight: 400;
  font-family: var(--font-display);
}

.article-header__meta {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  flex-wrap: wrap;
  justify-content: center;
}
.article-header__author {
  font-weight: 600;
  color: var(--color-text);
}
.article-header__sep {
  display: inline-block;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-text-faint);
}

/* ================================================================
   ARTICLE BODY — Long-form typography
   ================================================================ */
.article-body {
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(var(--space-10), 6vw, var(--space-16)) var(--space-6);
  font-size: 1.125rem;
  line-height: 1.75;
  color: var(--color-text);
}

.article-body > * + * {
  margin-top: var(--space-6);
}

.article-body p {
  max-width: none;
}

.article-body .article-lead {
  font-size: 1.3rem;
  line-height: 1.55;
  color: var(--color-text);
  font-weight: 500;
  letter-spacing: -0.005em;
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}

.article-body h2 {
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
  line-height: 1.2;
}

.article-body h2::before {
  content: "";
  display: block;
  width: 44px;
  height: 3px;
  border-radius: 3px;
  background: var(--brand-gradient);
  margin-bottom: var(--space-4);
}

.article-body h3 {
  font-size: var(--text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.article-body a {
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.article-body a:hover { text-decoration-thickness: 2px; }

.article-body strong { font-weight: 700; color: var(--color-text); }
.article-body em { font-style: italic; }

.article-body ul, .article-body ol {
  padding-left: var(--space-6);
}
.article-body li {
  margin-top: var(--space-2);
  line-height: 1.7;
}

.article-body blockquote {
  position: relative;
  padding: var(--space-5) var(--space-6);
  margin: var(--space-8) 0;
  border-left: 3px solid var(--brand-magenta);
  background: var(--color-surface-2);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-size: 1.15rem;
  line-height: 1.55;
  font-style: italic;
  color: var(--color-text);
}
.article-body blockquote p { margin: 0; }
.article-body blockquote cite {
  display: block;
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  font-style: normal;
  color: var(--color-text-muted);
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: 0.02em;
}

/* Callout */
.callout {
  padding: var(--space-5) var(--space-6);
  margin: var(--space-8) 0;
  background: var(--brand-gradient-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: 1rem;
  line-height: 1.6;
}
.callout__label {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--brand-magenta);
  margin-bottom: var(--space-2);
}

/* Pull stat */
.article-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
  margin: var(--space-8) 0;
  padding: var(--space-6);
  background: var(--color-surface-2);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}
.article-stat {
  text-align: center;
}
.article-stat__value {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  background: var(--brand-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  margin-bottom: var(--space-1);
}
.article-stat__label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.4;
}

@media (max-width: 600px) {
  .article-stats { grid-template-columns: 1fr; }
}

/* ================================================================
   ARTICLE — Sources list
   ================================================================ */
.article-sources {
  margin-top: var(--space-12);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
}
.article-sources::before { display: none; }

.article-sources h2 {
  font-size: var(--text-lg);
  font-weight: 700;
  margin-top: 0;
  margin-bottom: var(--space-5);
  letter-spacing: -0.01em;
}
.article-sources h2::before {
  display: block;
  content: "";
  width: 32px;
  height: 2px;
  border-radius: 2px;
  background: var(--brand-gradient);
  margin-bottom: var(--space-3);
}

.article-sources ol {
  list-style: none;
  padding: 0;
  counter-reset: src;
}
.article-sources li {
  counter-increment: src;
  position: relative;
  padding-left: 2.25rem;
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--color-text-muted);
  margin-top: var(--space-3);
}
.article-sources li::before {
  content: counter(src);
  position: absolute;
  left: 0;
  top: 0;
  width: 1.6rem;
  height: 1.6rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--brand-magenta);
  background: var(--brand-gradient-soft);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
}
.article-sources a {
  word-break: break-word;
}
.article-sources .source-title {
  color: var(--color-text);
  font-weight: 600;
}

/* ================================================================
   ARTICLE — Share + back link
   ================================================================ */
.article-share {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-top: var(--space-10);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  flex-wrap: wrap;
}
.article-share::before { display: none; }

.article-share__label {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-faint);
  margin-right: var(--space-2);
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  text-decoration: none;
  font-size: var(--text-xs);
  font-weight: 600;
  font-family: var(--font-display);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.share-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-1px);
}

/* ================================================================
   ARTICLE — Author bio card
   ================================================================ */
.author-bio {
  display: flex;
  gap: var(--space-5);
  align-items: flex-start;
  margin-top: var(--space-10);
  padding: var(--space-6);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}
.author-bio::before { display: none; }

.author-bio__avatar {
  flex-shrink: 0;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--brand-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
}

.author-bio__content h3 {
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: -0.005em;
  margin: 0 0 var(--space-2);
}
.author-bio__content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
  max-width: none;
}

@media (max-width: 500px) {
  .author-bio { flex-direction: column; }
}

/* ================================================================
   ARTICLE — Back link
   ================================================================ */
.article-back {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}
.article-back__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  text-decoration: none;
  padding: var(--space-2) 0;
}
.article-back__link:hover { color: var(--color-primary); }
.article-back__link svg { transition: transform var(--transition-interactive); }
.article-back__link:hover svg { transform: translateX(-3px); }

/* Spacer utility */
.article-footer-spacer { height: clamp(var(--space-12), 8vw, var(--space-20)); }