:root {
  --color-text: #1a1a1a;
  --color-text-light: #666;
  --color-bg: #fff;
  --color-border: #e5e5e5;
  --color-link: #0066cc;
  --color-link-hover: #004499;
  --max-width: 720px;
  --spacing: 2rem;
}

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

:root {
  font-family: Inter, sans-serif;
  font-feature-settings: 'liga' 1, 'calt' 1; /* fix for Chrome */
}
@supports (font-variation-settings: normal) {
  :root { font-family: InterVariable, sans-serif; }
}

body {
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: calc(var(--spacing) * 2) var(--spacing);
}

/* Header */
header {
  padding: var(--spacing) 0;
}

.logo {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

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

/* Main content */
main {
  padding-bottom: calc(var(--spacing) * 2);
}

main > h1 {
  font-size: 2rem;
  margin-bottom: var(--spacing);
}

/* Entry cards (homepage) */
.entry-card {
  padding-bottom: var(--spacing);
  margin-bottom: var(--spacing);
  border-bottom: 1px solid var(--color-border);
}

.entry-card:last-child {
  border-bottom: none;
}

.entry-date {
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: 0.25rem;
}

.entry-card h2 {
  font-size: 2.5rem;
  line-height: 1.1;
  text-wrap: balance;
  font-weight: 500;
  margin-top: 1rem;
}

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

.entry-card h2 a:hover {
  color: var(--color-link);
}

/* Entry single page */
.entry-single h1 {
  font-size: 2.5rem;
  line-height: 1.1;
  text-wrap: balance;
  font-weight: 500;
  margin-top: 1rem;
}

/* Cover images */
.entry-cover {
  width: 100%;
  height: auto;
  border-radius: 8px;
  margin-bottom: 1.5rem;
  border: solid 1px var(--color-border);
}

/* Entry content */
.entry-content {
  line-height: 1.7;
}

.entry-content h1,
.entry-content h2,
.entry-content h3 {
  margin-top: 2rem;
  margin-bottom: 1rem;
  font-weight: 500;
}

.entry-content h1 { font-size: 1.75rem; }
.entry-content h2 { font-size: 1.5rem; }
.entry-content h3 { font-size: 1.25rem; }

.entry-content p {
  margin-bottom: 1rem;
}

.entry-content ul,
.entry-content ol {
  margin-bottom: 1rem;
  padding-left: 0;
  list-style: none;
}

.entry-content ul > li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
}

.entry-content ul > li::before {
  content: "✦";
  position: absolute;
  left: 0;
  color: #ccc;
}

.entry-content ol {
  padding-left: 1.5rem;
  list-style: decimal;
}

.entry-content li {
  margin-bottom: 0.5rem;
}

.entry-content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  margin: 1rem 0;
}

.entry-content a {
  color: var(--color-link);
}

.entry-content a:hover {
  color: var(--color-link-hover);
}

.entry-content code {
  background: #f5f5f5;
  padding: 0.15em 0.4em;
  border-radius: 4px;
  font-size: 0.9em;
}

.entry-content pre {
  background: #f5f5f5;
  padding: 1rem;
  border-radius: 8px;
  overflow-x: auto;
  margin-bottom: 1rem;
}

.entry-content pre code {
  background: none;
  padding: 0;
}

.entry-content strong {
  font-weight: 600;
}

/* Back link */
.back-link {
  display: inline-block;
  margin-top: var(--spacing);
  color: var(--color-link);
  text-decoration: none;
}

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

/* Pagination */
.pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.pagination-prev,
.pagination-next {
  color: var(--color-link);
  text-decoration: none;
  font-size: 0.9rem;
}

.pagination-prev:hover,
.pagination-next:hover {
  text-decoration: underline;
}

.pagination-disabled {
  color: var(--color-text-light);
  opacity: 0.4;
}

.pagination-info {
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* Footer */
footer {
  padding: var(--spacing) 0;
  border-top: 1px solid var(--color-border);
  color: var(--color-text-light);
  font-size: 0.875rem;
}

/* Responsive */
@media (max-width: 600px) {
  :root {
    --spacing: 1.5rem;
  }

  body {
    font-size: 15px;
  }

  main > h1 {
    font-size: 1.75rem;
  }

  .entry-card h2 {
    font-size: 1.25rem;
  }

  .entry-single h1 {
    font-size: 1.75rem;
  }
}