/* CaliLens blog, direction C2.
   Tokens come from styles.css :root. Fallbacks keep the blog readable on its own. */

.blog-page {
  --blog-sans: var(--font-sans, 'Manrope', 'Helvetica Neue', Arial, sans-serif);
  --blog-mono: var(--font-mono, 'JetBrains Mono', 'SF Mono', Menlo, monospace);
  --blog-bg: var(--surface-primary, #0a0a0b);
  --blog-surface: var(--surface-secondary, #151517);
  --blog-surface-3: var(--surface-tertiary, #1e1e21);
  --blog-line: var(--border-default, #2a2a2e);
  --blog-text: var(--text-primary, #ededef);
  --blog-text-2: var(--text-secondary, #8e8e93);
  --blog-text-3: var(--text-tertiary, #7e7e82);
  --blog-accent: var(--accent, #00c9a7);
  --blog-gutter: clamp(16px, 4vw, 64px);
  background: var(--blog-bg);
  color: var(--blog-text);
  font-family: var(--blog-sans);
}

.blog-page main {
  width: 100%;
  margin: 0 auto;
  padding-inline: var(--blog-gutter);
}

.mono,
.blog-page .blog-kicker,
.blog-page .post-meta,
.blog-page .post-hero figcaption,
.blog-page .fix dt,
.blog-page .post-body th,
.blog-page .blog-card-kicker,
.blog-page .related-figure {
  font-family: var(--blog-mono);
  font-variant-numeric: tabular-nums;
}

/* ============ Theme toggle ============ */

.theme-toggle {
  display: inline-flex;
  flex: none;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--blog-line);
  border-radius: 999px;
  background: transparent;
  color: var(--blog-text-2);
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}
.theme-toggle:hover {
  color: var(--blog-text);
  border-color: var(--blog-text-3);
}
.theme-toggle .icon-moon,
:root[data-theme='light'] .theme-toggle .icon-sun {
  display: none;
}
:root[data-theme='light'] .theme-toggle .icon-moon {
  display: block;
}

/* ============ Blog index ============ */

.blog-index {
  max-width: calc(1240px + 2 * var(--blog-gutter));
  padding-block: clamp(40px, 7vh, 88px) clamp(64px, 10vh, 120px);
}

.blog-index-head {
  max-width: 720px;
  margin-bottom: clamp(36px, 6vh, 64px);
}

.blog-index h1 {
  font-family: var(--blog-sans);
  font-weight: 800;
  font-size: clamp(38px, 5.6vw, 66px);
  letter-spacing: -0.04em;
  line-height: 0.98;
  margin: 14px 0 20px;
}

.blog-index-lede {
  font-size: 17px;
  line-height: 1.7;
  color: var(--blog-text-2);
  max-width: 62ch;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
}

.blog-card {
  display: flex;
  flex-direction: column;
  background: var(--blog-surface);
  border: 1px solid var(--blog-line);
  border-radius: 14px;
  overflow: hidden;
  color: var(--blog-text);
  text-decoration: none;
  transition: border-color 0.2s ease;
}
.blog-card:hover {
  border-color: var(--blog-text-3);
}

.blog-card-thumb,
.blog-card-plate {
  flex: none;
  min-height: 0;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-bottom: 1px solid var(--blog-line);
}

.blog-card-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.blog-card-plate {
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
  padding: 22px 22px 18px;
  background:
    linear-gradient(180deg, transparent 0, transparent calc(100% - 1px), var(--blog-line) calc(100% - 1px)) 0 0 / 100% 25% repeat-y,
    var(--blog-surface-3);
}
.blog-card-plate span {
  font-family: var(--blog-sans, 'Manrope', sans-serif);
  font-size: clamp(30px, 3vw, 40px);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  color: var(--blog-text-2);
}

.blog-card-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
  padding: 22px 22px 20px;
}

.blog-card h2 {
  font-family: var(--blog-sans);
  font-weight: 700;
  font-size: 20px;
  letter-spacing: -0.02em;
  line-height: 1.25;
  margin: 0;
}

.blog-card p {
  margin: 0;
  color: var(--blog-text-2);
  font-size: 14.5px;
  line-height: 1.6;
}

p.blog-card-kicker {
  margin-top: auto;
  padding-top: 6px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blog-text-3);
}

/* ============ Article ============ */

.post {
  max-width: calc(720px + 2 * var(--blog-gutter));
  padding-block: clamp(36px, 6vh, 72px) clamp(64px, 10vh, 120px);
}

.blog-kicker {
  font-size: 11.5px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blog-text-2);
  margin-bottom: 20px;
}
.blog-kicker a {
  color: var(--blog-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}
.blog-kicker a:hover {
  text-decoration-thickness: 2px;
}

.post h1 {
  font-family: var(--blog-sans);
  font-weight: 800;
  font-size: clamp(34px, 4.6vw, 56px);
  letter-spacing: -0.04em;
  line-height: 1.04;
  margin: 0 0 20px;
}

.post-lede {
  font-size: 19px;
  line-height: 1.6;
  color: var(--blog-text-2);
  margin: 0 0 22px;
}

.post-meta {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  color: var(--blog-text-3);
  margin: 0;
  padding-bottom: 26px;
  border-bottom: 1px solid var(--blog-line);
}

.post-hero {
  margin: 32px 0 30px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.post-hero img {
  display: block;
  width: 100%;
  max-width: 640px;
  height: auto;
  border-radius: 10px;
}
.post-hero.portrait img {
  max-width: 320px;
}
.post-hero figcaption {
  font-size: 12px;
  line-height: 1.65;
  color: var(--blog-text-3);
  max-width: 62ch;
}
.post-hero.portrait figcaption {
  max-width: 320px;
}

.post-head + .post-body {
  margin-top: 30px;
}

.post-body {
  font-size: 17px;
  line-height: 1.7;
}

.post-body p {
  margin: 0 0 18px;
  max-width: 68ch;
}

.post-body h2 {
  font-family: var(--blog-sans);
  font-weight: 800;
  font-size: 26px;
  letter-spacing: -0.03em;
  line-height: 1.2;
  margin: 0;
  padding-top: 30px;
  border-top: 1px solid var(--blog-line);
}
.post-body h2 + p,
.post-body h2 + ul,
.post-body h2 + ol,
.post-body h2 + .table-wrap {
  margin-top: 16px;
}
.post-body > *:not(h2) + h2 {
  margin-top: 44px;
}

.post-body h3 {
  font-family: var(--blog-sans);
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.02em;
  margin: 30px 0 8px;
}

.post-body ul,
.post-body ol {
  margin: 0 0 20px;
  padding-left: 22px;
  max-width: 68ch;
}
.post-body li {
  margin-bottom: 10px;
  line-height: 1.65;
}
.post-body a {
  color: var(--blog-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.post-body a:hover {
  text-decoration-thickness: 2px;
}
.post-body strong {
  color: var(--blog-text);
  font-weight: 700;
}

/* Cue / Why / Drill ledger */
.fix {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 12px 24px;
  margin: 22px 0 30px;
  padding: 22px 0;
  border-top: 1px solid var(--blog-line);
  border-bottom: 1px solid var(--blog-line);
}
.post-body .fix:has(+ h2) {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}
.fix dt {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blog-text-3);
  padding-top: 5px;
}
.fix dd {
  margin: 0;
  font-size: 16px;
  line-height: 1.6;
}

/* Tables */
.table-wrap {
  margin: 4px 0 30px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.post-body table {
  width: 100%;
  min-width: 520px;
  border-collapse: collapse;
  font-size: 14.5px;
}
.post-body th,
.post-body td {
  text-align: left;
  vertical-align: top;
  padding: 12px 16px 12px 0;
  border-bottom: 1px solid var(--blog-line);
  line-height: 1.55;
}
.post-body th {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blog-text-2);
  border-bottom-color: var(--blog-text-3);
  padding-bottom: 10px;
  white-space: nowrap;
}
.post-body td:first-child {
  color: var(--blog-text);
  font-weight: 600;
}
.post-body td {
  color: var(--blog-text-2);
}

/* FAQ */
.post-faq {
  margin-top: 52px;
}
.post-faq h2 {
  font-family: var(--blog-sans);
  font-weight: 800;
  font-size: 22px;
  letter-spacing: -0.03em;
  margin: 0 0 6px;
}

/* CTA */
.post-cta {
  margin-top: 56px;
  padding: clamp(28px, 5vw, 40px) clamp(20px, 4vw, 36px);
  border: 1px solid var(--blog-line);
  border-radius: 14px;
  text-align: center;
}
.post-cta h2 {
  font-family: var(--blog-sans);
  font-weight: 800;
  font-size: clamp(24px, 3.4vw, 30px);
  letter-spacing: -0.03em;
  line-height: 1.12;
  margin: 12px 0 14px;
}
.post-cta p {
  color: var(--blog-text-2);
  font-size: 15.5px;
  line-height: 1.65;
  max-width: 48ch;
  margin: 0 auto 24px;
}
.post-cta .store-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

/* Related */
.post-related {
  margin-top: 56px;
}
.post-related h2 {
  font-family: var(--blog-sans);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.03em;
  margin: 0 0 4px;
}
.post-related ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.post-related li {
  border-top: 1px solid var(--blog-line);
}
.post-related li:last-child {
  border-bottom: 1px solid var(--blog-line);
}
.post-related a {
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  gap: 24px;
  align-items: baseline;
  padding: 18px 0;
  text-decoration: none;
  color: var(--blog-text);
}
.post-related a:hover .related-title {
  color: var(--blog-accent);
}
.related-figure {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blog-text-3);
}
.related-title {
  font-weight: 600;
  font-size: 16.5px;
  line-height: 1.4;
  transition: color 0.2s ease;
}

/* ============ Mobile ============ */

@media (max-width: 560px) {
  .post-body {
    font-size: 16.5px;
  }
  .post-body h2 {
    font-size: 23px;
    padding-top: 26px;
  }
  .post-body > *:not(h2) + h2 {
    margin-top: 36px;
  }
  .fix {
    grid-template-columns: 64px minmax(0, 1fr);
    gap: 10px 16px;
  }
  .fix dd {
    font-size: 15.5px;
  }
  .post-body table {
    min-width: 440px;
    font-size: 13.5px;
  }
  .post-body th,
  .post-body td {
    padding: 10px 14px 10px 0;
  }
  .post-hero.portrait img,
  .post-hero.portrait figcaption {
    max-width: 100%;
  }
  .post-related a {
    grid-template-columns: minmax(0, 1fr);
    gap: 8px;
    padding: 16px 0;
  }
  .blog-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}