:root {
  --paper: #F5F2EA;
  --paper-raised: #FBF9F4;
  --paper-hover: #EDE9DF;
  --paper-active: #EAE5D8;
  --ink: #1D1C1A;
  --ink-hover: #3A3833;
  --ink-soft: #4A4741;
  --muted: #77736A;
  --faint: #A9A396;
  --rule: #DDD7C9;
  --rule-strong: #CFC8B8;
  --underline: #BDB6A6;
  --link-underline: #B9B3A4;
  --accent: oklch(0.48 0.13 30);
  --serif: 'Spectral', Georgia, serif;
  --mono: 'IBM Plex Mono', monospace;
  --ease: cubic-bezier(.4, 0, .2, 1);
}

html, body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
}

body { font-family: var(--serif); }

a {
  color: var(--ink);
  text-decoration-color: var(--link-underline);
  text-underline-offset: 3px;
}
a:hover { color: var(--accent); }

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

.mono { font-family: var(--mono); }

.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--paper);
}

.site-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  padding: 22px 32px;
  border-bottom: 1px solid var(--rule);
}

.brand {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  text-decoration: none;
}

/* Buttons */
.btn {
  all: unset;
  cursor: pointer;
  font-family: var(--mono);
  font-size: 13px;
  padding: 10px 16px;
  border-radius: 4px;
}
.btn-primary { background: var(--ink); color: var(--paper); }
.btn-primary:hover { background: var(--ink-hover); }
.btn-secondary { border: 1px solid var(--rule-strong); color: var(--ink); }
.btn-secondary:hover { background: var(--paper-hover); }

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