/* =========================================================
   BLOG
   ========================================================= */

.blog-page,
.blog-post-page {
  background: var(--color-surface);
}

/* =========================================================
   EYEBROWS
   ========================================================= */

.blog-page .eyebrow,
.blog-post-page .eyebrow {
  margin: 0 0 var(--space-3);

  color: var(--color-primary-hover);

  font: 700 11px/1.3 var(--font-body);

  letter-spacing: 0.12em;
  text-transform: uppercase;
}

/* =========================================================
   BLOG INDEX HERO
   ========================================================= */

.blog-hero {
  padding: var(--space-20) 0 var(--space-16);

  border-bottom: 1px solid var(--color-border);
}

.blog-hero-grid {
  display: grid;

  grid-template-columns:
    minmax(0, 1.25fr)
    minmax(300px, 0.75fr);

  align-items: center;

  gap: var(--space-16);
}

.blog-hero-copy {
  max-width: 720px;
}

.blog-hero-copy h1 {
  max-width: 700px;

  margin: 0;

  color: var(--color-ink);

  font: 600 clamp(35.8px, 4vw, 55.8px) / 1.06 var(--font-display);

  letter-spacing: -0.03em;
}

.blog-hero-lead {
  max-width: 62ch;

  margin: var(--space-5) 0 0;

  color: var(--color-text-muted);

  font: 400 17px / 1.5 var(--font-body);
}

/* =========================================================
   HERO TOPIC BOARD
   ========================================================= */

.blog-hero-board {
  padding: var(--space-6);

  background: var(--color-surface-soft);

  border: 1px solid var(--color-border);

  border-radius: var(--radius-lg);
}

.blog-board-label {
  margin: 0 0 var(--space-4);

  color: var(--color-text-muted);

  font: 600 12px / 1.45 var(--font-body);
}

.blog-board-row {
  min-height: 56px;

  display: grid;

  grid-template-columns:
    34px
    1fr;

  align-items: center;

  gap: var(--space-3);

  border-top: 1px solid var(--color-border);
}

.blog-board-row span {
  color: var(--color-primary-hover);

  font: 700 11px / 1.3 var(--font-body);
}

.blog-board-row strong {
  color: var(--color-ink);

  font: 600 14px / 1.45 var(--font-body);
}

.blog-board-note {
  margin: var(--space-4) 0 0;

  padding-top: var(--space-4);

  color: var(--color-text-muted);

  border-top: 1px solid var(--color-border);

  font: 400 12px / 1.5 var(--font-body);
}

/* =========================================================
   LISTING
   ========================================================= */

.blog-listing {
  padding: var(--space-28) 0;
}

.blog-section-heading {
  display: flex;

  align-items: flex-end;
  justify-content: space-between;

  gap: var(--space-10);

  margin-bottom: var(--space-10);
}

.blog-section-heading h2 {
  max-width: 650px;

  margin: 0;

  color: var(--color-ink);

  font: 600 clamp(27.6px, 3vw, 43px) / 1.06 var(--font-display);

  letter-spacing: -0.025em;
}

.blog-section-heading > p {
  max-width: 430px;

  margin: 0;

  color: var(--color-text-muted);

  font: 400 14px / 1.55 var(--font-body);
}

/* =========================================================
   BLOG GRID
   ========================================================= */

.blog-grid {
  display: grid;

  grid-template-columns: repeat(2, minmax(0, 1fr));

  gap: var(--space-5);
}

/* =========================================================
   BLOG CARD
   ========================================================= */

.blog-card {
  min-width: 0;
  min-height: 300px;

  display: grid;

  grid-template-columns:
    minmax(0, 1fr)
    150px;

  gap: var(--space-6);

  padding: var(--space-8);

  background: var(--color-surface);

  border: 1px solid var(--color-border);

  border-radius: var(--radius-lg);

  transition:
    transform var(--motion-fast) var(--ease-standard),
    border-color var(--motion-fast) var(--ease-standard),
    box-shadow var(--motion-fast) var(--ease-standard);
}

.blog-card:hover {
  transform: translateY(-4px);

  border-color: color-mix(in srgb, var(--color-primary) 28%, var(--color-border));

  box-shadow: 0 16px 36px color-mix(in srgb, var(--color-ink) 7%, transparent);
}

/* Featured card */

.blog-card--featured {
  grid-column: 1 / -1;

  grid-template-columns:
    minmax(0, 1.5fr)
    minmax(240px, 0.5fr);

  min-height: 340px;

  background: color-mix(in srgb, var(--color-primary-soft) 45%, var(--color-surface));
}

.blog-card-copy {
  min-width: 0;

  display: flex;
  flex-direction: column;
}

.blog-card-meta {
  display: flex;
  flex-wrap: wrap;

  gap: var(--space-2);

  margin-bottom: var(--space-5);

  color: var(--color-text-muted);

  font: 500 12px / 1.5 var(--font-body);
}

.blog-card-meta > span:first-child {
  color: var(--color-primary-hover);

  font-weight: 700;
}

.blog-card h3 {
  max-width: 680px;

  margin: 0;

  font: 600 clamp(23px, 2.1vw, 31px) / 1.1 var(--font-display);

  letter-spacing: -0.02em;
}

.blog-card h3 a {
  color: var(--color-ink);

  text-decoration: none;
}

.blog-card h3 a:hover {
  color: var(--color-primary-hover);
}

.blog-card-copy > p {
  max-width: 62ch;

  margin: var(--space-4) 0 var(--space-6);

  color: var(--color-text-muted);

  font: 400 14px / 1.55 var(--font-body);
}

.blog-card-link {
  min-height: 44px;

  display: inline-flex;
  align-items: center;

  gap: var(--space-2);

  width: fit-content;

  margin-top: auto;

  color: var(--color-primary-hover);

  font: 600 13px / 1.45 var(--font-body);

  transition: gap var(--motion-fast) var(--ease-standard);
}

.blog-card-link:hover {
  gap: var(--space-3);
}

/* =========================================================
   CARD VISUAL
   ========================================================= */

.blog-card-visual {
  min-height: 170px;

  position: relative;

  display: grid;
  place-items: center;

  overflow: hidden;

  background: var(--color-surface-soft);

  border: 1px solid var(--color-border);

  border-radius: var(--radius-md);
}

.blog-card-mark {
  position: absolute;

  top: var(--space-4);
  left: var(--space-4);

  width: 42px;
  height: 2px;

  background: var(--color-primary);

  transform-origin: left center;
}

.blog-visual-route {
  width: 72%;

  display: flex;
  align-items: center;
}

.blog-visual-route span {
  width: 40px;
  height: 40px;

  flex: 0 0 40px;

  background: var(--color-surface);

  border: 1px solid color-mix(in srgb, var(--color-primary) 30%, var(--color-border));

  border-radius: 50%;
}

.blog-visual-route i {
  height: 2px;

  flex: 1;

  background: color-mix(in srgb, var(--color-primary) 32%, var(--color-border));
}

.blog-visual-status {
  position: absolute;

  right: var(--space-4);
  bottom: var(--space-4);

  min-width: 72px;

  display: flex;
  align-items: center;

  gap: var(--space-2);

  padding: var(--space-2) var(--space-3);

  background: var(--color-surface);

  border: 1px solid var(--color-border);

  border-radius: var(--radius-md);
}

.blog-visual-status span {
  width: 20px;
  height: 20px;

  display: grid;
  place-items: center;

  color: var(--color-surface);

  background: var(--color-primary-hover);

  border-radius: 50%;

  font-size: 11px;
}

.blog-visual-status i {
  width: 28px;
  height: 5px;

  background: var(--color-border);

  border-radius: 99px;
}

/* =========================================================
   BLOG SUPPORT CTA
   ========================================================= */

.blog-support {
  padding: 0 0 var(--space-28);
}

.blog-support-card {
  display: flex;

  align-items: center;
  justify-content: space-between;

  gap: var(--space-10);

  padding: var(--space-8);

  background: var(--color-surface-soft);

  border: 1px solid var(--color-border);

  border-radius: var(--radius-lg);
}

.blog-support-card h2 {
  max-width: 620px;

  margin: 0;

  color: var(--color-ink);

  font: 600 27.6px / 1.1 var(--font-display);
}

.blog-support-card p:not(.eyebrow) {
  max-width: 600px;

  margin: var(--space-3) 0 0;

  color: var(--color-text-muted);

  font: 400 14px / 1.55 var(--font-body);
}

/* =========================================================
   ARTICLE HERO
   ========================================================= */

.blog-post-hero {
  padding: var(--space-20) 0 var(--space-16);

  border-bottom: 1px solid var(--color-border);
}

.blog-breadcrumb {
  display: flex;
  flex-wrap: wrap;

  gap: var(--space-2);

  margin-bottom: var(--space-10);

  color: var(--color-text-muted);

  font: 500 12px / 1.5 var(--font-body);
}

.blog-breadcrumb a {
  color: var(--color-primary-hover);
}

.blog-post-hero h1 {
  max-width: 900px;

  margin: 0;

  color: var(--color-ink);

  font: 600 clamp(35.8px, 4.4vw, 58px) / 1.04 var(--font-display);

  letter-spacing: -0.03em;
}

.blog-post-intro {
  max-width: 68ch;

  margin: var(--space-5) 0 0;

  color: var(--color-text-muted);

  font: 400 17px / 1.5 var(--font-body);
}

.blog-post-meta {
  display: flex;
  flex-wrap: wrap;

  gap: var(--space-2);

  margin-top: var(--space-6);

  color: var(--color-text-muted);

  font: 500 12px / 1.5 var(--font-body);
}

/* =========================================================
   ARTICLE
   ========================================================= */

.blog-article-layout {
  display: grid;

  grid-template-columns:
    220px
    minmax(0, 720px);

  justify-content: center;

  align-items: start;

  gap: var(--space-16);

  padding: var(--space-20) 0 var(--space-28);
}

/* =========================================================
   TABLE OF CONTENTS
   ========================================================= */

.blog-toc {
  position: sticky;

  top: 94px;

  padding-top: var(--space-2);
}

.blog-toc > p {
  margin: 0 0 var(--space-4);

  color: var(--color-ink);

  font: 700 12px / 1.45 var(--font-body);
}

.blog-toc nav {
  display: grid;

  border-left: 1px solid var(--color-border);
}

.blog-toc a {
  display: grid;

  grid-template-columns:
    28px
    1fr;

  gap: var(--space-2);

  padding: var(--space-2) 0 var(--space-2) var(--space-4);

  color: var(--color-text-muted);

  font: 500 12px / 1.5 var(--font-body);

  transition: color var(--motion-fast) var(--ease-standard);
}

.blog-toc a span {
  color: var(--color-primary-hover);

  font-weight: 700;
}

.blog-toc a:hover {
  color: var(--color-ink);
}

/* =========================================================
   ARTICLE CONTENT
   ========================================================= */

.blog-article-content {
  min-width: 0;
}

.blog-takeaway {
  position: relative;

  margin-bottom: var(--space-12);

  padding: var(--space-6);

  background: var(--color-primary-soft);

  border: 1px solid color-mix(in srgb, var(--color-primary) 24%, var(--color-border));

  border-radius: var(--radius-md);
}

.blog-takeaway-mark {
  display: block;

  width: 42px;
  height: 2px;

  margin-bottom: var(--space-4);

  background: var(--color-primary);
}

.blog-takeaway p {
  max-width: 64ch;

  margin: 0;

  color: var(--color-text-muted);

  font: 400 14px / 1.65 var(--font-body);
}

.blog-takeaway strong {
  display: block;

  margin-bottom: var(--space-2);

  color: var(--color-ink);

  font-weight: 700;
}

.blog-article-section {
  padding: 0 0 var(--space-12);

  margin-bottom: var(--space-12);

  border-bottom: 1px solid var(--color-border);

  scroll-margin-top: 96px;
}

.blog-article-section:last-of-type {
  margin-bottom: 0;
}

.blog-article-section h2 {
  max-width: 680px;

  margin: 0 0 var(--space-5);

  color: var(--color-ink);

  font: 600 clamp(25px, 2.3vw, 32px) / 1.12 var(--font-display);

  letter-spacing: -0.02em;
}

.blog-article-section p {
  max-width: 68ch;

  margin: 0 0 var(--space-4);

  color: var(--color-text-muted);

  font: 400 14px / 1.7 var(--font-body);
}

.blog-article-section p:last-child {
  margin-bottom: 0;
}

.blog-article-section ul {
  display: grid;

  gap: var(--space-3);

  margin: var(--space-5) 0 0;

  padding: 0;

  list-style: none;
}

.blog-article-section li {
  position: relative;

  max-width: 66ch;

  padding-left: var(--space-6);

  color: var(--color-text-muted);

  font: 400 14px / 1.6 var(--font-body);
}

.blog-article-section li::before {
  content: '';

  position: absolute;

  top: 0.65em;
  left: var(--space-1);

  width: 7px;
  height: 7px;

  border: 2px solid var(--color-primary);

  border-radius: 50%;
}

/* =========================================================
   END CTA
   ========================================================= */

.blog-article-end {
  margin-top: var(--space-16);

  padding: var(--space-8);

  background: var(--color-surface-soft);

  border: 1px solid var(--color-border);

  border-radius: var(--radius-lg);
}

.blog-article-end h2 {
  max-width: 560px;

  margin: 0;

  color: var(--color-ink);

  font: 600 27.6px / 1.1 var(--font-display);
}

.blog-article-end > div {
  display: flex;
  flex-wrap: wrap;

  gap: var(--space-3);

  margin-top: var(--space-6);
}

/* =========================================================
   RELATED POSTS
   ========================================================= */

.blog-read-next {
  padding: var(--space-20) 0 var(--space-28);

  background: var(--color-surface-soft);

  border-top: 1px solid var(--color-border);
}

.blog-related-grid {
  display: grid;

  grid-template-columns: repeat(2, minmax(0, 1fr));

  gap: var(--space-5);
}

.blog-back-link {
  min-height: 44px;

  display: inline-flex;
  align-items: center;

  gap: var(--space-2);

  margin-top: var(--space-8);

  color: var(--color-primary-hover);

  font: 600 13px / 1.45 var(--font-body);
}

/* =========================================================
   FOCUS
   ========================================================= */

.blog-card a:focus-visible,
.blog-breadcrumb a:focus-visible,
.blog-toc a:focus-visible,
.blog-back-link:focus-visible,
.blog-support-card a:focus-visible,
.blog-article-end a:focus-visible {
  outline: 2px solid var(--color-primary);

  outline-offset: 3px;
}

/* =========================================================
   TABLET
   ========================================================= */

@media (max-width: 900px) {
  .blog-hero {
    padding: var(--space-16) 0;
  }

  .blog-hero-grid {
    grid-template-columns: 1fr;

    gap: var(--space-10);
  }

  .blog-hero-board {
    max-width: 650px;
  }

  .blog-listing {
    padding: var(--space-20) 0;
  }

  .blog-section-heading {
    align-items: flex-start;
    flex-direction: column;

    gap: var(--space-4);
  }

  .blog-grid,
  .blog-related-grid {
    grid-template-columns: 1fr;
  }

  .blog-card--featured {
    grid-column: auto;
  }

  .blog-article-layout {
    grid-template-columns: 1fr;

    gap: var(--space-10);

    padding: var(--space-16) 0 var(--space-20);
  }

  .blog-toc {
    position: static;

    padding: var(--space-5);

    background: var(--color-surface-soft);

    border: 1px solid var(--color-border);

    border-radius: var(--radius-md);
  }

  .blog-toc nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));

    gap: var(--space-1);

    border-left: 0;
  }

  .blog-toc a {
    padding: var(--space-2);
  }
}

/* =========================================================
   MOBILE
   ========================================================= */

@media (max-width: 600px) {
  .blog-hero,
  .blog-post-hero {
    padding: var(--space-16) 0;
  }

  .blog-hero-copy h1,
  .blog-post-hero h1 {
    font-size: 35.8px;
  }

  .blog-hero-lead,
  .blog-post-intro {
    font-size: 16px;
  }

  .blog-card,
  .blog-card--featured {
    grid-template-columns: 1fr;

    min-height: 0;

    padding: var(--space-6);
  }

  .blog-card-visual {
    min-height: 140px;
  }

  .blog-card h3 {
    font-size: 25px;
  }

  .blog-support {
    padding-bottom: var(--space-16);
  }

  .blog-support-card {
    align-items: flex-start;
    flex-direction: column;

    padding: var(--space-6);
  }

  .blog-support-card h2,
  .blog-article-end h2 {
    font-size: 25px;
  }

  .blog-post-hero {
    border-bottom: 1px solid var(--color-border);
  }

  .blog-breadcrumb {
    margin-bottom: var(--space-8);
  }

  .blog-article-layout {
    padding: var(--space-12) 0 var(--space-16);
  }

  .blog-toc nav {
    grid-template-columns: 1fr;
  }

  .blog-takeaway,
  .blog-article-end {
    padding: var(--space-5);
  }

  .blog-article-section {
    margin-bottom: var(--space-10);

    padding-bottom: var(--space-10);
  }

  .blog-read-next {
    padding: var(--space-16) 0;
  }
}

/* =========================================================
   REDUCED MOTION
   ========================================================= */

@media (prefers-reduced-motion: reduce) {
  .blog-card,
  .blog-card-link,
  .blog-card h3 a {
    transition: none;
  }

  .blog-card:hover {
    transform: none;
  }
}