/* Placeholder theme — replaced/extended by Claude Design output later.
   Palette pulled from canonical sister-app DNA in claude-design-prompt.md. */

:root {
  --color-text: #2C1810;
  --color-bg: #F5EDE3;
  --color-parchment: #FFF8F0;
  --color-accent: #B22222;
  --color-header-bg: #3C2415;
  --color-card-border: #B26223;
  --color-light-border: #D4C4B0;
  --color-secondary: #8B4513;

  --shadow-card: 0 2px 8px rgba(44, 24, 16, 0.12);
  --shadow-elevated: 0 4px 16px rgba(44, 24, 16, 0.18);

  --radius-card: 8px;
  --radius-button: 6px;

  --font-heading: 'Merriweather', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.3;
}
h1 { font-size: 2rem; }
h2 { font-size: 1.625rem; }
h3 { font-size: 1.325rem; }

a {
  color: var(--color-accent);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}
a:hover { text-decoration-thickness: 2px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--color-header-bg);
  color: var(--color-parchment);
  border-bottom: 3px solid var(--color-card-border);
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.brand {
  font-family: var(--font-heading);
  font-weight: 900;
  font-size: 1.125rem;
  color: var(--color-parchment);
  text-decoration: none;
}

.site-nav ul {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 1.25rem;
  flex-wrap: wrap;
}
.site-nav a { color: var(--color-parchment); text-decoration: none; }
.site-nav a:hover { text-decoration: underline; }
.site-nav .is-current a { font-weight: 700; }
.lock { font-size: 0.85em; opacity: 0.85; }

.content {
  max-width: 760px;
  margin: 1.5rem auto;
  padding: 2rem 1.5rem 4rem;
  background: var(--color-parchment);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}
@media (min-width: 768px) {
  .content { padding: 3rem 3rem 5rem; }
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95em;
}
th, td {
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-light-border);
  text-align: left;
}
th { background: var(--color-light-border); font-weight: 700; }

blockquote {
  border-left: 4px solid var(--color-card-border);
  padding: 0.5rem 1rem;
  margin: 1.25rem 0;
  background: rgba(178, 98, 35, 0.08);
  border-radius: 0 var(--radius-card) var(--radius-card) 0;
}

code {
  font-family: var(--font-mono);
  background: var(--color-light-border);
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  font-size: 0.9em;
}
pre {
  background: var(--color-light-border);
  padding: 1rem;
  border-radius: var(--radius-card);
  overflow-x: auto;
}
pre code { background: transparent; padding: 0; }

.site-footer {
  text-align: center;
  padding: 2rem 1.5rem;
  color: var(--color-secondary);
  font-size: 0.875rem;
}

.hero {
  text-align: center;
  padding: 2rem 0 1rem;
}
.lede { font-size: 1.125rem; color: var(--color-secondary); }

.rule-packs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  padding: 1rem 0;
}
.rule-pack {
  border: 1px solid var(--color-light-border);
  border-radius: var(--radius-card);
  padding: 1.25rem;
  background: var(--color-parchment);
  box-shadow: var(--shadow-card);
}
.rule-pack h2 { margin-top: 0; }
.rule-pack.is-gated {
  border-style: dashed;
  background: rgba(178, 98, 35, 0.04);
}
.gated-hint { font-size: 0.875rem; color: var(--color-secondary); }