/* Insights hub + article styles */

/* ── Theme ─────────────────────────────────────────────────────────────── */

:root {
  --bg: #050810;
  --bg-elevated: #0a1220;
  --bg-panel: #0d1420;
  --text: #e8f4ff;
  --text-muted: #8aaabb;
  --text-dim: #5a7a99;
  --accent: #00e5ff;
  --accent-dim: rgba(0, 229, 255, 0.15);
  --border: rgba(0, 229, 255, 0.12);
  --max: 1080px;
  --font-sans: "Space Grotesk", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 229, 255, 0.08), transparent),
    linear-gradient(180deg, var(--bg) 0%, #070b12 100%);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

/* ── Hub ───────────────────────────────────────────────────────────────── */

.insights-main {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.insights-hero {
  padding: 3rem 0 2rem;
  text-align: center;
}

.insights-heading {
  font-family: "Space Grotesk", sans-serif;
  font-size: 2.2rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.insights-subheading {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.8rem;
  color: var(--text-dim, #5a7a99);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin: 0;
}

/* Featured card */
.insights-featured {
  margin-bottom: 2.5rem;
}

.insights-featured-card {
  display: block;
  padding: 2rem;
  border: 1px solid var(--border, rgba(0, 229, 255, 0.12));
  border-radius: 12px;
  background: var(--bg-panel, #0d1420);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.insights-featured-card:hover {
  border-color: var(--accent-dim, rgba(0, 229, 255, 0.25));
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
  text-decoration: none;
}

.insights-featured-label {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent, #00e5ff);
  margin-bottom: 0.75rem;
}

.insights-featured-title {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 0.6rem;
  line-height: 1.3;
}

.insights-featured-summary {
  font-size: 0.95rem;
  color: var(--text-muted, #8aaabb);
  line-height: 1.6;
  margin: 0 0 0.75rem;
}

.insights-featured-meta {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.65rem;
  color: var(--text-dim, #5a7a99);
  display: flex;
  gap: 0.5rem;
}

/* Archive grid */
.insights-archive {
  margin-top: 1rem;
}

.insights-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

.insights-card {
  display: block;
  padding: 1.5rem;
  border: 1px solid var(--border, rgba(0, 229, 255, 0.12));
  border-radius: 10px;
  background: var(--bg-panel, #0d1420);
  color: inherit;
  text-decoration: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.insights-card:hover {
  border-color: var(--accent-dim, rgba(0, 229, 255, 0.25));
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
  text-decoration: none;
}

.insights-card-meta {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.62rem;
  color: var(--text-dim, #5a7a99);
  display: flex;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.insights-card-title {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin: 0 0 0.45rem;
  line-height: 1.35;
}

.insights-card-summary {
  font-size: 0.88rem;
  color: var(--text-muted, #8aaabb);
  line-height: 1.55;
  margin: 0 0 0.6rem;
}

.insights-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

/* Tags */
.insight-tag {
  display: inline-block;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.55rem;
  letter-spacing: 0.06em;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  background: rgba(0, 229, 255, 0.06);
  color: var(--text-dim, #5a7a99);
}

/* ── Article page ──────────────────────────────────────────────────────── */

.insight-main {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.insight-article {
  padding-top: 3rem;
}

.insight-header {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border, rgba(0, 229, 255, 0.12));
}

.insight-meta {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.65rem;
  color: var(--text-dim, #5a7a99);
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.insight-meta-sep {
  opacity: 0.5;
}

.insight-title {
  font-family: "Space Grotesk", sans-serif;
  font-size: 2rem;
  font-weight: 700;
  line-height: 1.25;
  margin: 0 0 0.75rem;
  letter-spacing: -0.02em;
}

.insight-summary {
  font-size: 1.05rem;
  color: var(--text-muted, #8aaabb);
  line-height: 1.6;
  margin: 0 0 1rem;
}

.insight-header .insight-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

/* Article body typography */
.insight-body {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--text, #c8d8e8);
}

.insight-body h2 {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.4rem;
  font-weight: 600;
  margin: 2.5rem 0 1rem;
  letter-spacing: -0.01em;
}

.insight-body h3 {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.15rem;
  font-weight: 600;
  margin: 2rem 0 0.75rem;
}

.insight-body p {
  margin: 0 0 1.25rem;
}

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

.insight-body li {
  margin-bottom: 0.35rem;
}

.insight-body strong {
  color: #e0eaf4;
}

.insight-body blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  border-left: 3px solid var(--accent, #00e5ff);
  background: rgba(0, 229, 255, 0.03);
  border-radius: 0 8px 8px 0;
  color: var(--text-muted, #8aaabb);
  font-style: italic;
}

.insight-body blockquote p:last-child {
  margin-bottom: 0;
}

.insight-body code {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.85em;
  padding: 0.15em 0.35em;
  border-radius: 4px;
  background: rgba(0, 229, 255, 0.06);
}

.insight-body pre {
  margin: 1.5rem 0;
  padding: 1rem 1.25rem;
  border-radius: 8px;
  background: var(--bg-panel, #0d1420);
  border: 1px solid var(--border, rgba(0, 229, 255, 0.12));
  overflow-x: auto;
}

.insight-body pre code {
  padding: 0;
  background: transparent;
}

.insight-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.88rem;
}

.insight-body th,
.insight-body td {
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--border, rgba(0, 229, 255, 0.12));
  text-align: left;
}

.insight-body th {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim, #5a7a99);
  background: rgba(0, 229, 255, 0.03);
}

.insight-body hr {
  border: none;
  border-top: 1px solid var(--border, rgba(0, 229, 255, 0.12));
  margin: 2.5rem 0;
}

/* ── Article footer CTA ────────────────────────────────────────────────── */

.insight-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border, rgba(0, 229, 255, 0.12));
}

.insight-cta {
  text-align: center;
  padding: 2rem;
  border-radius: 12px;
  background: var(--bg-panel, #0d1420);
  border: 1px solid var(--border, rgba(0, 229, 255, 0.12));
}

.insight-cta-head {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin: 0 0 1.25rem;
}

.insight-cta-buttons {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  flex-wrap: wrap;
}

.insight-cta-btn {
  display: inline-block;
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 0.6rem 1.25rem;
  border-radius: 6px;
  border: 1px solid var(--border, rgba(0, 229, 255, 0.2));
  color: var(--text-muted, #8aaabb);
  text-decoration: none;
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.insight-cta-btn:hover {
  color: var(--accent, #00e5ff);
  border-color: var(--accent, #00e5ff);
  text-decoration: none;
}

.insight-cta-btn--primary {
  background: var(--accent, #00e5ff);
  color: #0a1220;
  border-color: var(--accent, #00e5ff);
  font-weight: 500;
}

.insight-cta-btn--primary:hover {
  background: transparent;
  color: var(--accent, #00e5ff);
}

/* ── Site footer (shared) ──────────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--border, rgba(0, 229, 255, 0.12));
  padding: 2rem 0;
  text-align: center;
}

.site-footer-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.site-footer p {
  font-family: "JetBrains Mono", ui-monospace, monospace;
  font-size: 0.65rem;
  color: var(--text-dim, #5a7a99);
  margin: 0 0 0.35rem;
}

.site-footer a {
  color: var(--text-dim, #5a7a99);
  text-decoration: none;
  transition: color 0.2s;
}

.site-footer a:hover {
  color: var(--accent, #00e5ff);
}

.site-footer-sep {
  margin: 0 0.35rem;
  opacity: 0.4;
}

/* ── Responsive ────────────────────────────────────────────────────────── */

@media (min-width: 640px) {
  .insights-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 640px) {
  .insights-heading {
    font-size: 1.6rem;
  }

  .insight-title {
    font-size: 1.5rem;
  }

  .insight-cta-buttons {
    flex-direction: column;
    align-items: stretch;
  }

  .insight-cta-btn {
    text-align: center;
  }
}