:root {
  --bg: #0d0f0e;
  --ink: #e7e4dc;
  --muted: #9a9a95;
  --accent: #7ea189;
  --rule: #2a2e2c;
  --code-bg: #151918;
  --code-ink: #e7e4dc;
  --max-width: 68ch;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 2rem;
  --space-4: 3rem;
}

* {
  box-sizing: border-box;
}

html {
  font-size: 18px;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Iowan Old Style", "Palatino", "Book Antiqua", "Georgia", serif;
  line-height: 1.65;
  letter-spacing: 0.01em;
}

a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid var(--rule);
}

a:hover {
  border-bottom-color: var(--accent);
  color: var(--accent);
}

a:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: var(--space-2);
  background: var(--bg);
  color: var(--ink);
  padding: 0.4rem 0.6rem;
  border: 1px solid var(--rule);
}

.skip-link:focus {
  left: var(--space-2);
}

.page {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-4) var(--space-2) var(--space-4);
}

.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--rule);
}

.site-title {
  font-family: "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  gap: var(--space-2);
  font-family: "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 0.9rem;
}

.intro {
  margin-top: var(--space-3);
  font-size: 1.1rem;
}

.ascii {
  font-family: "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;
  color: var(--muted);
  margin: var(--space-3) 0;
  letter-spacing: 0.06em;
}

.ascii-mark {
  position: relative;
  border: 1px solid var(--rule);
  border-radius: 6px;
  padding: var(--space-2);
}

.ascii-mark::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 6px;
  background: linear-gradient(120deg, rgba(126, 161, 137, 0.08), rgba(13, 15, 14, 0) 60%);
  z-index: -1;
}

@supports ((-webkit-background-clip: text) or (background-clip: text)) {
  .ascii-animate {
    --wave-duration: 3.2s;
  }

  .ascii-animate .ascii-char {
    display: inline-block;
    color: transparent;
    background-image:
      linear-gradient(120deg, rgba(126, 161, 137, 0.95), rgba(231, 228, 220, 0.7), rgba(126, 161, 137, 0.95));
    background-size: 240% 100%;
    background-position: calc(var(--i) * -0.35rem) 50%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: ascii-pulse var(--wave-duration) ease-in-out infinite;
    animation-delay: calc(var(--i) * 0.025s);
  }
}

@keyframes ascii-pulse {
  0% {
    opacity: 0.65;
    text-shadow: none;
  }
  50% {
    opacity: 1;
    text-shadow: 0 0 8px rgba(126, 161, 137, 0.45);
  }
  100% {
    opacity: 0.65;
    text-shadow: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ascii-animate .ascii-char {
    animation: none;
  }
}

.section-title {
  font-family: "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--muted);
  margin-bottom: var(--space-2);
}

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

.post-list li {
  display: grid;
  grid-template-columns: 7.5rem 1fr;
  gap: var(--space-2);
  padding: 0.6rem 0;
  border-bottom: 1px dashed var(--rule);
}

.post-list time {
  font-family: "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 0.85rem;
  color: var(--muted);
}

.post-list .post-title {
  font-size: 1rem;
}

.post-list .post-note {
  display: block;
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 0.2rem;
}

.article-header h1 {
  margin-bottom: var(--space-1);
}

.article-meta {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  color: var(--muted);
  font-family: "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 0.85rem;
}

.section-rule {
  border: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--rule), transparent);
  margin: var(--space-3) 0;
}

article p {
  margin: var(--space-2) 0;
}

article h2 {
  margin-top: var(--space-3);
}

code,
pre {
  font-family: "SFMono-Regular", "Menlo", "Consolas", "Liberation Mono", monospace;
  font-size: 0.9rem;
}

pre {
  background: var(--code-bg);
  color: var(--code-ink);
  padding: var(--space-2);
  overflow-x: auto;
  border: 1px solid var(--rule);
  border-radius: 4px;
}

article code {
  padding: 0.1rem 0.3rem;
  background: var(--code-bg);
  border: 1px solid var(--rule);
  border-radius: 3px;
}

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

.footer {
  margin-top: var(--space-4);
  font-size: 0.9rem;
  color: var(--muted);
  border-top: 1px solid var(--rule);
  padding-top: var(--space-2);
}

@media (max-width: 720px) {
  .post-list li {
    grid-template-columns: 1fr;
  }

  .site-header {
    align-items: flex-start;
  }
}