/* spiritualai.io — mystical dark + cosmic accent */
:root {
  --bg: #0a0a1a;
  --bg-2: #11122a;
  --bg-3: #181a3a;
  --ink: #ece9ff;
  --ink-dim: #a8a4cc;
  --ink-faint: #6f6b96;
  --accent: #c9a8ff;       /* violet starlight */
  --accent-2: #ffd27a;     /* gold */
  --accent-glow: rgba(201, 168, 255, 0.35);
  --line: rgba(201, 168, 255, 0.12);
  --card: rgba(255, 255, 255, 0.03);
  --max: 1100px;
  --radius: 14px;
  --font-serif: "Cormorant Garamond", "Iowan Old Style", Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  background-image:
    radial-gradient(1200px 600px at 80% -200px, rgba(201,168,255,0.18), transparent 60%),
    radial-gradient(900px 500px at 10% 10%, rgba(255,210,122,0.08), transparent 60%),
    radial-gradient(1px 1px at 20% 30%, #fff, transparent),
    radial-gradient(1px 1px at 80% 80%, #fff, transparent),
    radial-gradient(1px 1px at 45% 65%, #fff, transparent),
    radial-gradient(1px 1px at 65% 15%, #fff, transparent),
    radial-gradient(1px 1px at 35% 85%, #fff, transparent),
    radial-gradient(2px 2px at 50% 40%, rgba(255,255,255,0.6), transparent),
    var(--bg);
  background-attachment: fixed;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-2); }

h1, h2, h3, h4 {
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.2;
  color: var(--ink);
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); margin: 0 0 0.5rem; }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); margin: 2.4rem 0 0.8rem; }
h3 { font-size: 1.35rem; margin: 1.8rem 0 0.6rem; }
h4 { font-size: 1.1rem; margin: 1.4rem 0 0.5rem; }

p { margin: 0 0 1rem; color: var(--ink-dim); }
strong { color: var(--ink); }

ul, ol { color: var(--ink-dim); padding-left: 1.3rem; }
li { margin-bottom: 0.4rem; }

blockquote {
  margin: 1.5rem 0;
  padding: 1rem 1.2rem;
  border-left: 3px solid var(--accent);
  background: var(--card);
  border-radius: 0 var(--radius) var(--radius) 0;
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--ink);
}

code {
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
  font-size: 0.9em;
  background: var(--bg-3);
  padding: 0.15em 0.4em;
  border-radius: 4px;
  color: var(--accent-2);
}

hr {
  border: 0;
  height: 1px;
  background: var(--line);
  margin: 2rem 0;
}

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

/* Nav */
header.site {
  position: sticky;
  top: 0;
  z-index: 100;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(10, 10, 26, 0.7);
  border-bottom: 1px solid var(--line);
}
header.site .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}
.logo {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.logo .spark { color: var(--accent); }
nav.primary { display: flex; gap: 1.6rem; align-items: center; }
nav.primary a {
  color: var(--ink-dim);
  font-size: 0.95rem;
  font-weight: 500;
}
nav.primary a:hover { color: var(--ink); }
.nav-cta {
  background: var(--accent);
  color: #1a0d3a !important;
  padding: 0.5rem 1rem;
  border-radius: 999px;
  font-weight: 600;
}
.nav-cta:hover { background: var(--accent-2); color: #1a0d3a !important; }

/* Hero */
.hero {
  padding: 5rem 0 4rem;
  text-align: center;
}
.hero .eyebrow {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}
.hero h1 {
  max-width: 800px;
  margin: 0 auto 1rem;
  background: linear-gradient(180deg, #fff 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero .lede {
  font-size: 1.2rem;
  max-width: 640px;
  margin: 0 auto 2.4rem;
  color: var(--ink-dim);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: transform .15s, box-shadow .2s;
  border: none;
}
.btn-primary {
  background: var(--accent);
  color: #1a0d3a;
  box-shadow: 0 0 40px var(--accent-glow);
}
.btn-primary:hover {
  transform: translateY(-1px);
  background: var(--accent-2);
  color: #1a0d3a;
}
.btn-ghost {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--ink);
}
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* Waitlist form */
.waitlist {
  display: flex;
  gap: 0.5rem;
  max-width: 440px;
  margin: 0 auto;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.4rem;
}
.waitlist input {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--ink);
  padding: 0.7rem 1rem;
  font-size: 1rem;
  outline: none;
  font-family: inherit;
}
.waitlist input::placeholder { color: var(--ink-faint); }
.waitlist button {
  background: var(--accent);
  color: #1a0d3a;
  border: none;
  padding: 0.7rem 1.3rem;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
}
.waitlist button:hover { background: var(--accent-2); }

/* Feature grid */
.features {
  padding: 4rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}
.feature {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.6rem;
  transition: border-color .2s, transform .2s;
}
.feature:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.feature .icon {
  font-size: 1.8rem;
  margin-bottom: 0.8rem;
  display: block;
}
.feature h3 { margin: 0 0 0.4rem; font-size: 1.2rem; }
.feature p { font-size: 0.95rem; margin: 0; }

/* Section */
section.band { padding: 4rem 0; }
section.band h2 { text-align: center; }
section.band .lede {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 2rem;
  color: var(--ink-dim);
}

/* Blog hub */
.post-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}
.post-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: border-color .2s, transform .2s;
  display: flex;
  flex-direction: column;
}
.post-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}
.post-card .tag {
  font-size: 0.75rem;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.6rem;
}
.post-card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.25rem;
}
.post-card h3 a { color: var(--ink); }
.post-card h3 a:hover { color: var(--accent); }
.post-card p {
  font-size: 0.95rem;
  margin: 0 0 1rem;
  flex: 1;
}
.post-card .read-more {
  font-size: 0.9rem;
  font-weight: 600;
}

.cluster-title {
  text-align: center;
  margin-top: 3rem;
  font-size: 1rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--accent);
}

/* Article */
article.post {
  max-width: 740px;
  margin: 0 auto;
  padding: 3rem 0;
}
article.post .meta {
  color: var(--ink-faint);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}
article.post .meta a { color: var(--accent); }
article.post h1 {
  font-size: clamp(2rem, 4vw, 2.8rem);
  margin-bottom: 1rem;
}
article.post .summary {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--ink);
  border-left: 3px solid var(--accent);
  padding-left: 1rem;
  margin: 1.5rem 0 2.5rem;
  line-height: 1.5;
}
article.post p, article.post li { font-size: 1.05rem; }

.cta-box {
  margin: 3rem 0 1rem;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(201,168,255,0.08), rgba(255,210,122,0.05));
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  text-align: center;
}
.cta-box h3 {
  margin-top: 0;
  font-size: 1.5rem;
  color: var(--ink);
}
.cta-box p { color: var(--ink-dim); }

.related {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}
.related h3 { font-size: 1.2rem; margin-bottom: 1rem; }
.related ul { list-style: none; padding: 0; }
.related li { margin-bottom: 0.5rem; }
.related li::before {
  content: "✦";
  color: var(--accent);
  margin-right: 0.5rem;
}

/* Pillar page */
.pillar-toc {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin: 2rem 0;
}
.pillar-toc h4 { margin-top: 0; }
.pillar-toc ul { columns: 2; column-gap: 2rem; list-style: none; padding: 0; }
@media (max-width: 600px) {
  .pillar-toc ul { columns: 1; }
}

/* Footer */
footer.site {
  border-top: 1px solid var(--line);
  padding: 3rem 0 2rem;
  margin-top: 4rem;
}
footer.site .container {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 2rem;
}
@media (max-width: 700px) {
  footer.site .container { grid-template-columns: 1fr 1fr; }
}
footer.site h5 {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-faint);
  margin: 0 0 0.8rem;
}
footer.site ul { list-style: none; padding: 0; margin: 0; }
footer.site li { margin-bottom: 0.4rem; }
footer.site a { color: var(--ink-dim); font-size: 0.95rem; }
footer.site a:hover { color: var(--accent); }
footer.site .tagline {
  color: var(--ink-faint);
  font-size: 0.9rem;
  margin-top: 0.8rem;
}
.copyright {
  text-align: center;
  color: var(--ink-faint);
  font-size: 0.85rem;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

/* Mobile nav */
@media (max-width: 700px) {
  nav.primary a:not(.nav-cta) { display: none; }
  .waitlist { flex-direction: column; border-radius: var(--radius); }
  .waitlist button { width: 100%; }
}