/* Akasha Vedic — /learn/ content engine stylesheet.
   Self-contained subset of the "Midnight Observatory" theme (src/styles.css)
   tuned for long-form reading. Static pages link this; no app CSS needed. */

:root {
  --ink-1: #0b0a18;
  --ink-2: #131126;
  --card: rgba(22, 19, 42, 0.72);
  --line: rgba(217, 169, 79, 0.16);
  --line-strong: rgba(217, 169, 79, 0.42);
  --gold: #d9a94f;
  --gold-bright: #f0c878;
  --saffron: #e0763a;
  --cream: #f0e7d3;
  --cream-dim: #c9bda4;
  --muted: #8d84ad;
  --teal: #5fae9b;
  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Alegreya Sans', system-ui, sans-serif;
  --font-mono: 'Spline Sans Mono', ui-monospace, monospace;
  --font-deva: 'Tiro Devanagari Sanskrit', serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(1200px 800px at 80% -10%, rgba(96, 70, 160, 0.22), transparent 60%),
    radial-gradient(900px 600px at -10% 30%, rgba(224, 118, 58, 0.08), transparent 55%),
    radial-gradient(700px 900px at 50% 110%, rgba(36, 30, 80, 0.5), transparent 70%),
    var(--ink-1);
  background-attachment: fixed;
  color: var(--cream);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.62;
}
body::before {
  content: '';
  position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image:
    radial-gradient(1.2px 1.2px at 13% 21%, rgba(240, 231, 211, 0.5), transparent 100%),
    radial-gradient(1px 1px at 67% 9%, rgba(240, 231, 211, 0.4), transparent 100%),
    radial-gradient(1.4px 1.4px at 84% 33%, rgba(217, 169, 79, 0.5), transparent 100%),
    radial-gradient(0.9px 0.9px at 30% 55%, rgba(240, 231, 211, 0.32), transparent 100%),
    radial-gradient(1.1px 1.1px at 51% 76%, rgba(240, 231, 211, 0.28), transparent 100%),
    radial-gradient(1px 1px at 7% 83%, rgba(217, 169, 79, 0.32), transparent 100%);
  background-size: 1100px 900px;
}

.lwrap { position: relative; z-index: 1; }

/* ── nav ── */
.lnav {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 10px;
  max-width: 920px; margin: 0 auto; padding: 18px 20px 0;
}
.lnav-brand {
  font-family: var(--font-display); font-size: 1.15rem; font-weight: 600;
  color: var(--cream); text-decoration: none; letter-spacing: 0.01em;
}
.lnav-brand:hover { color: var(--gold-bright); }
.lnav-links { display: flex; gap: 16px; font-size: 0.95rem; }
.lnav-links a { color: var(--cream-dim); text-decoration: none; }
.lnav-links a:hover { color: var(--gold-bright); }

/* ── shell ── */
.lshell { max-width: 760px; margin: 0 auto; padding: 8px 20px 40px; }

.crumbs { font-size: 0.86rem; color: var(--muted); margin: 22px 0 18px; }
.crumbs a { color: var(--cream-dim); text-decoration: none; }
.crumbs a:hover { color: var(--gold-bright); }
.crumb-sep { margin: 0 8px; opacity: 0.6; }

/* ── headings & prose ── */
h1, h2, h3, h4 { font-family: var(--font-display); color: var(--cream); line-height: 1.18; font-weight: 600; }
h1 { font-size: clamp(2rem, 5vw, 2.9rem); margin: 0.1em 0 0.1em; letter-spacing: -0.01em; }
h2 { font-size: 1.55rem; margin: 1.9em 0 0.5em; }
h3 { font-size: 1.2rem; margin: 1.5em 0 0.4em; color: var(--gold-bright); }
h4 { font-size: 1.02rem; margin: 1.3em 0 0.3em; color: var(--cream-dim); }

.eyebrow {
  font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.16em;
  text-transform: uppercase; color: var(--gold); margin: 0 0 6px;
}
.glyph { font-size: 1.1em; color: var(--saffron); }
.deva { font-family: var(--font-deva); color: var(--gold-bright); font-weight: 400; }
.lead { font-size: 1.18rem; color: var(--cream-dim); margin: 0.4em 0 1.2em; }

p { margin: 0 0 1.05em; }
a { color: var(--gold-bright); text-underline-offset: 3px; }
strong { color: var(--cream); font-weight: 700; }
em { color: var(--cream-dim); }
code {
  font-family: var(--font-mono); font-size: 0.86em;
  background: rgba(217, 169, 79, 0.1); padding: 1px 6px; border-radius: 5px; color: var(--gold-bright);
}
hr { border: none; border-top: 1px solid var(--line); margin: 2.2em 0; }
blockquote {
  border-left: 3px solid var(--line-strong); margin: 1.4em 0; padding: 0.2em 0 0.2em 18px;
  color: var(--cream-dim); font-style: italic;
}
ul, ol { margin: 0 0 1.1em; padding-left: 1.3em; }
li { margin: 0.3em 0; }

/* ── facts table ── */
.facts { width: 100%; border-collapse: collapse; margin: 1.2em 0 1.6em; font-size: 0.97rem; }
.facts th, .facts td { text-align: left; vertical-align: top; padding: 9px 12px; border-bottom: 1px solid var(--line); }
.facts th { color: var(--gold); font-weight: 600; white-space: nowrap; width: 38%; font-family: var(--font-body); }
.facts td { color: var(--cream-dim); }

/* ── chips ── */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 0.5em 0 1.4em; }
.chip {
  font-size: 0.82rem; padding: 4px 11px; border-radius: 999px;
  background: var(--card); border: 1px solid var(--line); color: var(--cream-dim);
}

/* ── "in focus" authored note ── */
.focus {
  margin: 1.6em 0; padding: 16px 20px; border-radius: 12px;
  background: rgba(217, 169, 79, 0.07); border: 1px solid var(--line);
  border-left: 3px solid var(--line-strong);
}
.focus h2 { margin: 0 0 6px; font-size: 1.1rem; color: var(--gold-bright); }
.focus p { margin: 0; color: var(--cream-dim); }

/* ── diagrams (inline SVG figures) ── */
.diagram {
  margin: 2em 0; padding: 18px 16px 14px; border-radius: 14px;
  background: rgba(11, 10, 24, 0.5); border: 1px solid var(--line);
  text-align: center;
}
.diagram svg { width: 100%; max-width: 560px; height: auto; display: block; margin: 0 auto; }
.diagram figcaption {
  margin-top: 12px; color: var(--cream-dim); font-size: 0.92rem; line-height: 1.5;
  max-width: 540px; margin-left: auto; margin-right: auto;
}

/* ── CTA ── */
.cta {
  margin: 2.4em 0; padding: 22px 24px; border-radius: 16px;
  background: linear-gradient(135deg, rgba(224,118,58,0.14), rgba(217,169,79,0.08));
  border: 1px solid var(--line-strong);
}
.cta h2 { margin: 0 0 6px; font-size: 1.3rem; }
.cta p { margin: 0 0 14px; color: var(--cream-dim); }
.cta-btn {
  display: inline-block; font-family: var(--font-body); font-weight: 700;
  text-decoration: none; color: var(--ink-1);
  background: linear-gradient(135deg, var(--gold-bright), var(--gold));
  padding: 11px 20px; border-radius: 11px;
}
.cta-btn:hover { filter: brightness(1.07); }

/* ── prev / next nav ── */
.prevnext {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: 10px;
  margin: 2em 0 0.5em; padding-top: 16px; border-top: 1px solid var(--line);
  font-size: 0.95rem;
}
.prevnext a { color: var(--cream-dim); text-decoration: none; }
.prevnext a:hover { color: var(--gold-bright); }

/* ── related grid ── */
.related { margin: 2.6em 0 1em; }
.rel-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.rel-card {
  display: flex; flex-direction: column; gap: 3px;
  padding: 13px 15px; border-radius: 12px; text-decoration: none;
  background: var(--card); border: 1px solid var(--line); transition: border-color 0.15s, transform 0.15s;
}
.rel-card:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.rel-label { color: var(--cream); font-weight: 600; }
.rel-sub { color: var(--muted); font-size: 0.84rem; }

/* ── hub index ── */
.hub-hero { text-align: center; padding: 14px 0 8px; }
.hub-section { margin: 2.4em 0; }
.hub-section > h2 { border-bottom: 1px solid var(--line); padding-bottom: 8px; }

/* ── footer ── */
.lfoot {
  max-width: 760px; margin: 40px auto 0; padding: 26px 20px 60px;
  border-top: 1px solid var(--line); color: var(--muted); font-size: 0.9rem; text-align: center;
}
.lfoot a { color: var(--cream-dim); text-decoration: none; }
.lfoot a:hover { color: var(--gold-bright); }
.lfoot-fine { font-size: 0.8rem; margin-top: 10px; opacity: 0.75; }

@media (max-width: 560px) {
  body { font-size: 16px; }
  .facts th { width: 44%; white-space: normal; }
}