:root {
  /* Typography */
  --font-serif: "Times New Roman", Times, Georgia, serif;
  --font-base: var(--font-serif);

  /* Scale */
  --text-sm: 0.875rem;
  --text-base: 1.125rem;
  --text-lg: 1.5rem;
  --text-xl: 2.25rem;
  --leading-tight: 1.2;
  --leading-loose: 1.6;

  /* Colors */
  --color-bg: #ffffff;
  --color-text-main: #111111;
  --color-text-muted: #666666;
  --color-border: #e5e5e5;

  /* Interactive */
  --color-link: #111111;
  --color-link-underline: #a3a3a3;
  --color-link-hover: #000000;

  /* Spacing */
  --space-unit: 1rem;
  --container-width: 680px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: var(--font-base);
  font-size: var(--text-base);
  line-height: var(--leading-loose);
  color: var(--color-text-main);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

.page {
  max-width: var(--container-width);
  margin: 4rem auto 3rem;
  padding: 0 1.25rem;
}

a {
  color: var(--color-link);
  text-decoration: none;
  border-bottom: 1px solid var(--color-link-underline);
  padding-bottom: 2px;
  transition: border-color 0.2s ease, color 0.2s ease;
}

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

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.brand-name {
  font-size: var(--text-lg);
  font-weight: 500;
  line-height: var(--leading-tight);
}

.brand-meta {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.nav-links {
  display: flex;
  gap: 1.25rem;
  font-size: var(--text-sm);
  flex-wrap: wrap;
}

.hero {
  margin-bottom: 2.5rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin: 0 0 0.5rem;
}

h1, h2, h3 {
  font-weight: 500;
  line-height: var(--leading-tight);
  margin: 0 0 0.75rem;
}

h1 {
  font-size: var(--text-xl);
}

h2 {
  font-size: var(--text-lg);
}

.lede {
  margin: 0 0 1rem;
  color: var(--color-text-main);
}

.section {
  margin: 0 0 2.5rem;
}

.list {
  padding-left: 1.2rem;
  margin: 0;
  display: grid;
  gap: 0.5rem;
}

.list-item {
  list-style: disc;
  color: var(--color-text-main);
}

.link-row {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 0.9rem;
  border: 1px solid #000;
  background: #fff;
  color: #000;
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  border-radius: 2px;
  cursor: pointer;
  transition: background-color 0.2s ease, color 0.2s ease;
}

.button:hover {
  background: #f5f5f5;
}

.site-footer {
  margin-top: 3rem;
  color: var(--color-text-muted);
  font-size: var(--text-sm);
}

.site-footer a {
  border-color: var(--color-text-muted);
}

@media (max-width: 640px) {
  .page {
    margin: 2.5rem auto 2rem;
  }

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