:root {
  --bg: #0a0d16;
  --bg-alt: #10141f;
  --text: #e8e6df;
  --text-dim: #a8a5a0;
  --accent: #d4af7a;
  --accent-dim: #8a6f4a;
  --border: #262b3a;
  --serif: Georgia, "Times New Roman", Times, serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --max-width: 760px;
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #faf8f3;
    --bg-alt: #f0ece1;
    --text: #201d18;
    --text-dim: #5a5650;
    --accent: #9a6b2e;
    --accent-dim: #c4a06a;
    --border: #ddd5c4;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(212,175,122,0.4), transparent),
    radial-gradient(1px 1px at 70% 15%, rgba(212,175,122,0.3), transparent),
    radial-gradient(1px 1px at 40% 70%, rgba(212,175,122,0.25), transparent),
    radial-gradient(1px 1px at 85% 55%, rgba(212,175,122,0.3), transparent),
    radial-gradient(1px 1px at 55% 85%, rgba(212,175,122,0.2), transparent);
  background-attachment: fixed;
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
}

a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

header.site {
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
}

header.site .wrap {
  max-width: 900px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
}

header.site .brand {
  font-family: var(--serif);
  font-size: 1.3rem;
  letter-spacing: 0.08em;
  color: var(--text);
}

header.site nav a {
  margin-left: 1.25rem;
  font-size: 0.92rem;
  color: var(--text-dim);
}
header.site nav a:hover { color: var(--accent); }

main { max-width: 900px; margin: 0 auto; padding: 0 1.5rem; }

/* --- Hero --- */

.hero {
  text-align: center;
  padding: 5rem 1rem 4rem;
}

.hero .eyebrow {
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}

.hero h1 {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 8vw, 4.5rem);
  margin: 0 0 0.5rem;
  letter-spacing: 0.03em;
}

.hero .tagline {
  font-family: var(--serif);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--text-dim);
  max-width: 32rem;
  margin: 0 auto 2rem;
}

.hero .cta-row {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.7rem 1.5rem;
  border: 1px solid var(--accent-dim);
  border-radius: 2px;
  color: var(--text);
  font-size: 0.95rem;
  letter-spacing: 0.03em;
}
.btn:hover { border-color: var(--accent); color: var(--accent); text-decoration: none; }
.btn.primary { background: var(--accent); color: var(--bg); border-color: var(--accent); }
.btn.primary:hover { background: transparent; color: var(--accent); }

/* --- Sections --- */

section.block {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 1.5rem;
  border-top: 1px solid var(--border);
}

section.block h2 {
  font-family: var(--serif);
  font-size: 1.6rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

section.block p { color: var(--text-dim); }

.tenet-list { list-style: none; padding: 0; margin: 0; counter-reset: tenet; }
.tenet-list li {
  counter-increment: tenet;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 1rem;
}
.tenet-list li::before {
  content: counter(tenet);
  font-family: var(--serif);
  color: var(--accent);
  font-size: 1.1rem;
  flex-shrink: 0;
  width: 1.5rem;
}
.tenet-list li:last-child { border-bottom: none; }

.social-link {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-top: 1.25rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  color: var(--text-dim);
  font-size: 0.92rem;
}
.social-link:hover {
  color: var(--accent);
  border-color: var(--accent-dim);
  text-decoration: none;
}
.social-link svg { flex-shrink: 0; }

footer.site {
  text-align: center;
  padding: 3rem 1.5rem 4rem;
  color: var(--text-dim);
  font-size: 0.85rem;
}
footer.site .version { margin-top: 0.4rem; opacity: 0.7; }

/* --- Sutra reader --- */

.sutra-layout {
  display: flex;
  gap: 2.5rem;
  align-items: flex-start;
  max-width: 1000px;
  margin: 0 auto;
  padding: 2rem 1.5rem 5rem;
}

nav.toc {
  position: sticky;
  top: 1.5rem;
  flex: 0 0 190px;
  font-size: 0.88rem;
}

nav.toc h3 {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 0.75rem;
}

nav.toc a {
  display: block;
  padding: 0.3rem 0;
  color: var(--text-dim);
}
nav.toc a:hover { color: var(--accent); text-decoration: none; }

.sutra-content { flex: 1 1 auto; min-width: 0; max-width: var(--max-width); }

.note-box {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 3rem;
  font-size: 0.95rem;
  color: var(--text-dim);
}
.note-box strong { color: var(--text); }

.chapter { margin-bottom: 3.5rem; scroll-margin-top: 1.5rem; }

.chapter h2 {
  font-family: var(--serif);
  font-size: 1.7rem;
  color: var(--accent);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.6rem;
  margin-bottom: 1.4rem;
}

.verse {
  font-family: var(--serif);
  font-size: 1.05rem;
  margin: 0 0 1.1rem;
  scroll-margin-top: 1.5rem;
}

.verse .vnum {
  vertical-align: super;
  font-size: 0.68em;
  font-weight: bold;
  color: var(--accent);
  margin-right: 0.15em;
}

.verse.closing { font-style: italic; color: var(--text-dim); }

.verse a.vlink { font-size: 0.85em; color: var(--accent-dim); }

@media (max-width: 780px) {
  .sutra-layout { flex-direction: column; }
  nav.toc {
    position: static;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 0 1rem;
  }
  nav.toc h3 { width: 100%; }
  nav.toc a { padding: 0.25rem 0; }
}