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

:root {
  /* Goodreads colors */
  --bg: #f4f1ea;
  --text: #333333;
  --rule: #d8d8d8;
  --link: #00635d;
  --button-bg: #f4f1ea;
  --button-border: #d6d0c4;
  --button-hover-bg: #ede6d6;
  --button-hover-border: #d6d0c4;
}

html.dark {
  /* GitHub colors */
  --bg: #0d1117;
  --text: #c9d1d9;
  --rule: #30363d;
  --link: #58a6ff;
  --button-bg: #21262d;
  --button-border: rgba(240, 246, 252, 0.1);
  --button-hover-bg: #30363d;
  --button-hover-border: #30363d;
}

body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
}

.site {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 30px;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--rule);
}

.title {
  font-family: "Montserrat", sans-serif;
  color: var(--text);
  text-decoration: none;
  font-size: 1.2rem;
  font-weight: 600;
}

.content p {
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.content a {
  color: var(--link);
  text-decoration: none;
}

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

.links {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex-wrap: wrap;
  margin-top: 2rem;
  font-size: 1.05rem;
}

.button,
.toggle {
  color: var(--text);
  background: var(--button-bg);
  border: 1px solid var(--button-border);
}

.button {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.25rem 0.5rem;
  border-radius: 4px;
  text-decoration: none;
}

.button:hover,
.toggle:hover {
  background: var(--button-hover-bg);
  border-color: var(--button-hover-border);
}

.toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.35rem;
  height: 2.35rem;
  border-radius: 6px;
  cursor: pointer;
}

.button svg,
.toggle svg {
  width: 1rem;
  height: 1rem;
  flex: 0 0 auto;
}

.lucide-sun {
  display: none;
}

html.dark .lucide-sun {
  display: block;
}

html.dark .lucide-moon {
  display: none;
}

@media (max-width: 600px) {
  .site {
    padding: 40px 20px;
  }
}