*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-bg: #fafafa;
  --color-text: #1a1a1a;
  --color-muted: #6b7280;
  --color-accent: #2563eb;
  --color-card-bg: #ffffff;
  --color-card-border: #e5e7eb;
  --font-main: serif;
  --font-mono: monospace;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  line-height: 1.6;
}

header {
  padding: 1.25rem 2rem;
}

nav {
  max-width: 48rem;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links {
  display: flex;
  gap: 1rem;
  font-size: 0.9rem;
}

.nav-links a,
.nav-links a:visited {
  color: var(--color-muted);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--color-accent);
}

.logo {
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.logo:hover {
  color: var(--color-accent);
}

/* Main */
main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4rem 2rem;
  max-width: 48rem;
  margin: 0 auto;
  width: 100%;
}

main:has(.single),
main:has(.article),
main:has(.articles-list),
main:has(.taxonomy-list) {
  justify-content: flex-start;
  align-items: flex-start;
}

/* Hero */
.hero {
  text-align: center;
  margin-bottom: 3rem;
}

.hero h1 {
  font-family: var(--font-main);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}

.subtitle {
  font-size: 1.125rem;
  color: var(--color-muted);
}

/* Links */
.links {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  font-size: 1rem;
}

.links a,
.links a:visited {
  color: var(--color-accent);
  text-decoration: none;
}

.links a:hover {
  text-decoration: underline;
}

/* Single Page */
.single h1 {
  font-family: var(--font-main);
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.single p {
  margin-bottom: 1rem;
  line-height: 1.7;
}

.single a,
.single a:visited {
  color: var(--color-accent);
  text-decoration: none;
}

.single a:hover {
  text-decoration: underline;
}

footer {
  padding: 1.5rem 2rem;
  text-align: center;
}

footer p {
  font-size: 0.85rem;
  color: var(--color-muted);
}

/* Articles List */
.articles-list {
  width: 100%;
}

.articles-list h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.articles-list .description {
  color: var(--color-muted);
  margin-bottom: 2rem;
  line-height: 1.6;
}

.article-cards {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  width: 100%;
}

.article-card {
  background: var(--color-card-bg);
  border: none;
  border-radius: 0.5rem;
  padding: 1.25rem 1.5rem;
}

.article-card h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.35rem;
  letter-spacing: -0.02em;
}

.article-card h2 a,
.article-card h2 a:visited {
  color: var(--color-text);
  text-decoration: none;
}

.article-card h2 a:hover {
  color: var(--color-accent);
}

.article-card time {
  display: block;
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 0.5rem;
}

.card-description {
  color: var(--color-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  margin-bottom: 0.5rem;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

.tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.15rem 0.1rem;
  color: var(--color-muted);
}

/* Single Article */
.article {
  width: 100%;
}

.article header {
  margin-bottom: 2rem;
  padding: 0;
}

.article header h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
}

.article header time {
  display: block;
  font-size: 0.85rem;
  color: var(--color-muted);
  margin-bottom: 0.75rem;
}

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

.code-block-wrapper {
  position: relative;
  margin-bottom: 1rem;
}

.article pre {
  overflow-x: auto;
  margin-bottom: 0;
  padding: 1rem;
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 0.375rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
}

.copy-code-button {
  position: absolute;
  top: 0.375rem;
  right: 0.375rem;
  z-index: 1;
  padding: 0.2rem 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-muted);
  background: var(--color-bg);
  border: 1px solid var(--color-card-border);
  border-radius: 0.25rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
}

.code-block-wrapper:hover .copy-code-button {
  opacity: 1;
}

.copy-code-button:hover {
  color: var(--color-text);
  border-color: var(--color-muted);
}

.article code {
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.article pre code {
  background: none;
  border: none;
  padding: 0;
}

.article p code {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  padding: 0.15em 0.3em;
  border-radius: 0.25rem;
}

.article p {
  margin-bottom: 1rem;
  line-height: 1.7;
}

.article a,
.article a:visited {
  color: var(--color-accent);
  text-decoration: none;
}

.article a:hover {
  text-decoration: underline;
}

.article footer {
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-card-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.category-label {
  font-size: 0.85rem;
  color: var(--color-muted);
}

.article footer nav a,
.article footer nav a:visited {
  color: var(--color-accent);
  text-decoration: none;
  font-size: 0.9rem;
}

.article footer nav a:hover {
  text-decoration: underline;
}

/* Taxonomy List */
.taxonomy-list {
  width: 100%;
}

.taxonomy-list h1 {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}

.taxonomy-terms {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.taxonomy-terms li {
  display: flex;
  align-items: baseline;
  gap: 0.5rem;
}

.taxonomy-terms li a,
.taxonomy-terms li a:visited {
  color: var(--color-accent);
  text-decoration: none;
  font-size: 1.05rem;
}

.taxonomy-terms li a:hover {
  text-decoration: underline;
}

.term-count {
  font-size: 0.8rem;
  color: var(--color-muted);
}

/* Back Link */
.back-link {
  margin-top: 2.5rem;
}

.back-link a,
.back-link a:visited {
  color: var(--color-accent);
  text-decoration: none;
  font-size: 0.9rem;
}

.back-link a:hover {
  text-decoration: underline;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-bg: #0f0f0f;
    --color-text: #e5e5e5;
    --color-muted: #9ca3af;
    --color-accent: #60a5fa;
    --color-card-bg: #1a1a1a;
    --color-card-border: #2a2a2a;
  }


}

@media (max-width: 640px) {
  .hero h1 {
    font-size: 1.75rem;
  }

  .links {
    gap: 1rem;
  }
}