:root {
  /* Brand palette */
  --tropical-teal: #16bac5;
  --maya-blue: #5fbff9;
  --lavender-mist: #efe9f4;
  --carbon-black: #171d1c;
  --electric-sapphire: #5863f8;

  /* Semantic tokens */
  --bg: var(--lavender-mist);
  --surface: #ffffff;
  --text: var(--carbon-black);
  --muted: color-mix(in srgb, var(--carbon-black) 58%, var(--lavender-mist) 42%);
  --accent: var(--electric-sapphire);
  --accent-soft: color-mix(in srgb, var(--maya-blue) 32%, var(--lavender-mist) 68%);
  --warm: var(--tropical-teal);
  --border: color-mix(in srgb, var(--carbon-black) 14%, var(--lavender-mist) 86%);
  --shadow: 0 8px 24px rgb(23 29 28 / 8%);
}

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

html,
body {
  margin: 0;
  padding: 0;
  background-color: var(--bg);
  color: var(--text);
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.65;
}

.container {
  width: min(100% - 2rem, 900px);
  margin-inline: auto;
}

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

.skip-link {
  position: absolute;
  left: -9999px;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  background: var(--accent);
  color: #fff;
  padding: 0.5rem 0.75rem;
  border-radius: 0.4rem;
}

.site-header {
  background: var(--electric-sapphire);
  border-bottom: 1px solid color-mix(in srgb, var(--carbon-black) 22%, var(--electric-sapphire) 78%);
  margin-bottom: 2rem;
}

.site-header .site-title {
  display: inline-block;
  margin-top: 1.5rem;
  margin-bottom: 0.25rem;
  text-decoration: none;
  font-weight: 750;
  letter-spacing: -0.02em;
  color: var(--lavender-mist);
  font-size: clamp(1.45rem, 2vw, 2rem);
}

.site-header .site-title:hover,
.site-header .site-title:focus-visible {
  color: var(--lavender-mist);
  opacity: 0.92;
}

.site-header .site-tagline {
  margin-top: 0;
  margin-bottom: 1.5rem;
  color: var(--lavender-mist);
}

.post,
.post-list {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  box-shadow: var(--shadow), 0 0 0 1px rgb(255 255 255 / 55%) inset;
  padding: clamp(1rem, 2.2vw, 2rem);
  margin-bottom: 2rem;
}

.content-column {
  min-width: 0;
}

.sidebar-column {
  display: grid;
  align-content: start;
  gap: 1rem;
}

.sidebar-widget {
  background: color-mix(in srgb, var(--surface) 90%, var(--accent-soft) 10%);
  border: 1px solid var(--border);
  border-radius: 0.9rem;
  box-shadow: var(--shadow);
  padding: 1rem;
}

.sidebar-widget h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  font-size: 1rem;
}

.recent-posts-list {
  margin: 0;
  padding-left: 1rem;
}

.recent-posts-list li {
  margin-bottom: 0.6rem;
}

.recent-posts-list span {
  display: block;
  color: var(--muted);
  font-size: 0.82rem;
}

.labels-list {
  margin: 0;
  padding-left: 0;
  list-style: none;
}

.labels-list li {
  display: flex;
  justify-content: space-between;
  gap: 0.6rem;
  font-size: 0.92rem;
  margin-bottom: 0.3rem;
}

.ad-placeholder {
  min-height: 250px;
  border: 2px dashed color-mix(in srgb, var(--accent) 50%, var(--border) 50%);
  border-radius: 0.75rem;
  background:
    repeating-linear-gradient(
      135deg,
      color-mix(in srgb, var(--accent-soft) 50%, var(--surface) 50%),
      color-mix(in srgb, var(--accent-soft) 50%, var(--surface) 50%) 12px,
      color-mix(in srgb, var(--maya-blue) 18%, var(--lavender-mist) 82%) 12px,
      color-mix(in srgb, var(--maya-blue) 18%, var(--lavender-mist) 82%) 24px
    );
  display: grid;
  place-content: center;
  text-align: center;
  gap: 0.25rem;
  padding: 1rem;
}

.ad-placeholder-label {
  margin: 0;
  font-weight: 700;
  color: var(--text);
}

.ad-placeholder-size {
  margin: 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.ad-placeholder-note {
  margin: 0.35rem 0 0;
  font-size: 0.82rem;
  color: var(--muted);
}

.in-article-ad {
  margin-top: 1.6rem;
  border: 2px dashed color-mix(in srgb, var(--accent) 50%, var(--border) 50%);
  border-radius: 0.75rem;
  background: color-mix(in srgb, var(--accent-soft) 45%, var(--surface) 55%);
  text-align: center;
  padding: 1rem;
}

.in-article-ad-slot .ad-placeholder {
  min-height: 120px;
}

.in-article-ad--fallback {
  border-style: solid;
  text-align: left;
}

.in-article-ad--fallback .in-article-ad-slot {
  display: none;
}

.in-article-ad-fallback {
  padding: 0.15rem 0.25rem;
}

.in-article-ad-fallback-kicker {
  margin: 0 0 0.35rem;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}

.in-article-ad-fallback-link {
  font-size: 1.15rem;
  font-weight: 700;
  text-decoration: underline;
  text-decoration-thickness: 0.09em;
}

.in-article-ad-fallback-excerpt {
  margin: 0.5rem 0 0;
  font-size: 0.92rem;
  line-height: 1.45;
  color: var(--text);
}

h1,
h2,
h3 {
  line-height: 1.2;
  letter-spacing: -0.02em;
}

a {
  color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.15em;
}

a:hover {
  text-decoration-thickness: 0.15em;
}

.post-meta {
  color: var(--muted);
  margin-top: 0.2rem;
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 1rem 0;
  padding: 0;
  list-style: none;
}

.tag-list li a {
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 600;
  color: color-mix(in srgb, var(--electric-sapphire) 88%, var(--carbon-black) 12%);
  background: var(--accent-soft);
  border-radius: 9999px;
  padding: 0.25rem 0.6rem;
}

.post-hero {
  margin: 1rem 0 1.5rem;
}

.post-hero img {
  display: block;
  max-width: 100%;
  height: auto;
  border-radius: 0.75rem;
  border: 1px solid var(--border);
}

.post-card {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
  border-top: 1px solid var(--border);
  padding-block: 1rem;
  align-items: start;
}

.post-card:first-of-type {
  border-top: 0;
}

.post-card--with-thumb {
  padding-top: 1.1rem;
}

.post-card-thumb {
  display: block;
  border-radius: 0.65rem;
  overflow: hidden;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--lavender-mist) 55%, var(--surface) 45%);
  aspect-ratio: 16 / 10;
  box-shadow: 0 1px 0 rgb(255 255 255 / 70%) inset;
}

.post-card-thumb:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

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

.post-card-body {
  min-width: 0;
}

.post-card h2 {
  margin: 0;
  font-size: clamp(1.15rem, 1.5vw, 1.4rem);
}

.post-card p {
  margin: 0.5rem 0;
}

.post-card .meta {
  color: var(--muted);
  font-size: 0.95rem;
}

@media (min-width: 640px) {
  .post-card--with-thumb {
    grid-template-columns: minmax(0, 1fr) minmax(0, 168px);
    gap: 1.1rem;
  }
}

.post-content img {
  max-width: 100%;
  height: auto;
}

blockquote {
  margin: 1rem 0;
  padding: 0.25rem 1rem;
  border-left: 0.35rem solid var(--warm);
  background: color-mix(in srgb, var(--lavender-mist) 75%, var(--surface) 25%);
}

pre,
code {
  font-family: "SF Mono", SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

pre {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 0.6rem;
  background: color-mix(in srgb, var(--lavender-mist) 88%, var(--carbon-black) 12%);
  padding: 0.9rem;
}

.site-footer {
  padding: 1rem 0 2rem;
  color: var(--muted);
}

@supports not (color: color-mix(in srgb, white 50%, black 50%)) {
  :root {
    --muted: #5c6362;
    --accent-soft: #dbeaf8;
    --border: #dad4df;
  }

  html,
  body {
    background-color: #efe9f4;
  }

  .site-header {
    background: #5863f8;
    border-bottom-color: #4a52c9;
  }

  .site-header .site-title,
  .site-header .site-tagline {
    color: #efe9f4;
  }

  .tag-list li a {
    color: #4a54d6;
  }
}

@media (min-width: 48rem) {
  .container {
    width: min(100% - 3rem, 960px);
  }

  .post-content {
    font-size: 1.06rem;
  }
}

@media (min-width: 72rem) {
  .container {
    width: min(100% - 3rem, 1160px);
  }

  .page-layout {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
  }
}