/* =========================================================================
   GLP1 Alpha — supplemental CSS
   Tailwind handles layout and design tokens. This file styles:
   - Article prose (h1, h2, h3, p, lists, tables, dl) inside .prose-article
   - Summary + inline disclaimer boxes
   - Sidebar nav links
   - Mobile sidebar overlay
   - Material Symbols base
   - Feature card grid (used on the home page)
   ========================================================================= */

html { scroll-behavior: smooth; }
body {
  background-color: #f9f9f9;
  font-family: 'Inter Variable', 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

/* ----- Article prose ----- */
.prose-article h1 {
  font-family: 'Inter Variable', 'Inter', sans-serif;
  font-weight: 800;
  font-size: 40px;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: #00220f;
  margin: 0 0 28px;
}
.prose-article h2 {
  font-family: 'Inter Variable', 'Inter', sans-serif;
  font-weight: 800;
  font-size: 28px;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: #00220f;
  margin: 56px 0 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid #c1c8c0;
}
.prose-article h3 {
  font-family: 'Inter Variable', 'Inter', sans-serif;
  font-weight: 700;
  font-size: 20px;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: #00220f;
  margin: 32px 0 10px;
}
.prose-article p {
  font-family: 'Inter Variable', 'Inter', sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: #1a1c1c;
  margin: 0 0 16px;
}
.prose-article ul,
.prose-article ol {
  margin: 0 0 18px;
  padding-left: 24px;
  font-family: 'Inter Variable', 'Inter', sans-serif;
  font-size: 17px;
  line-height: 1.7;
  color: #1a1c1c;
}
.prose-article li { margin-bottom: 6px; }
.prose-article li::marker { color: #286c00; }

.prose-article a {
  color: #286c00;
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}
.prose-article a:hover {
  color: #1c5200;
  text-decoration-thickness: 2px;
}
/* Feature cards are themselves anchors — keep their inner text undecorated */
.prose-article a.feature-card,
.prose-article a.feature-card:hover { text-decoration: none; color: inherit; }
.prose-article a.feature-card .feature-card__title,
.prose-article a.feature-card .feature-card__desc { text-decoration: none; }

.prose-article em { font-style: italic; }
.prose-article strong { font-weight: 700; color: #00220f; }

/* ----- Article figures (illustrations, charts, infographics) ----- */
.prose-article .article-figure {
  margin: 36px 0;
  text-align: center;
}
.prose-article .article-figure img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  border: 1px solid #c1c8c0;
  background: #ffffff;
  box-shadow: 0 6px 22px rgba(0, 34, 15, 0.06), 0 1px 3px rgba(0, 34, 15, 0.04);
  display: block;
  margin: 0 auto;
}
.prose-article .article-figure figcaption {
  margin-top: 14px;
  font-family: 'Inter Variable', 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: #414942;
  font-style: italic;
  max-width: 760px;
  margin-left: auto;
  margin-right: auto;
}

/* ----- Citation markers ----- */
.prose-article sup.ref {
  font-size: 0.72em;
  vertical-align: super;
  line-height: 0;
  margin: 0 1px;
}
.prose-article sup.ref a {
  text-decoration: none;
  color: #286c00;
  font-weight: 600;
  padding: 0 1px;
  border-radius: 2px;
}
.prose-article sup.ref a:hover {
  background: #c0edcb;
  color: #00220f;
  text-decoration: none;
}

/* Flash-highlight when a reference is the URL target */
.prose-article ol li {
  scroll-margin-top: 80px; /* clear the fixed top bar when jumping */
  transition: background-color 1.4s ease-out;
  border-radius: 6px;
  padding: 4px 6px;
  margin-left: -6px;
}
.prose-article ol li:target {
  background-color: #fffbcc;
  transition: background-color 0s;
}

.prose-article dl { margin: 0 0 28px; }
.prose-article dt {
  font-family: 'Inter Variable', 'Inter', sans-serif;
  font-weight: 700;
  color: #00220f;
  font-size: 18px;
  margin-top: 22px;
}
.prose-article dd {
  margin: 6px 0 0;
  padding-left: 0;
  font-size: 16px;
  line-height: 1.6;
  color: #1a1c1c;
}

.prose-article table {
  width: 100%;
  border-collapse: collapse;
  margin: 20px 0 22px;
  font-size: 15px;
  background: #ffffff;
  border: 1px solid #c1c8c0;
  border-radius: 8px;
  overflow: hidden;
}
.prose-article thead { background: #e8e8e8; }
.prose-article th {
  text-align: left;
  padding: 12px 14px;
  font-weight: 600;
  color: #00220f;
  border-bottom: 1px solid #c1c8c0;
  font-size: 14px;
  letter-spacing: 0.01em;
}
.prose-article td {
  padding: 12px 14px;
  border-bottom: 1px solid #e2e2e2;
  vertical-align: top;
  color: #1a1c1c;
  line-height: 1.5;
}
.prose-article tbody tr:last-child td { border-bottom: 0; }

.prose-article blockquote {
  margin: 20px 0;
  padding: 14px 20px;
  border-left: 4px solid #286c00;
  background: #f3f3f3;
  color: #414942;
  font-style: italic;
  border-radius: 0 8px 8px 0;
}

/* ----- Summary box ----- */
.prose-article .summary {
  display: block;
  padding: 16px 20px;
  background: #e8e8e8;
  border-left: 4px solid #286c00;
  border-radius: 8px;
  margin: 0 0 20px;
  font-family: 'Inter Variable', 'Inter', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #414942;
  font-style: normal;
}
.prose-article .summary em {
  font-style: normal;
}

/* ----- Inline disclaimer ----- */
.prose-article .disclaimer-inline {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 14px 18px 14px 16px;
  background: rgba(255, 218, 214, 0.22);
  border: 1px solid rgba(186, 26, 26, 0.18);
  border-left: 4px solid #ba1a1a;
  border-radius: 8px;
  font-family: 'Inter Variable', 'Inter', sans-serif;
  font-size: 14px;
  line-height: 1.55;
  color: #414942;
  font-style: normal;
  margin: 0 0 32px;
}

/* ----- Article footer (last updated + copyright) ----- */
.prose-article .article-footer {
  margin-top: 56px;
  padding-top: 18px;
  border-top: 1px solid #c1c8c0;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  font-family: 'Courier Prime', monospace;
  font-size: 13px;
  color: #727972;
}

/* ----- Sidebar nav links ----- */
.sidebar-link {
  display: block;
  padding: 11px 16px;
  color: #c0edcb;
  border-radius: 8px;
  font-family: 'Inter Variable', 'Inter', sans-serif;
  font-size: 14px;
  font-weight: 500;
  text-decoration: none;
  transition: background-color 180ms ease, transform 180ms ease, color 180ms ease;
}
.sidebar-link:hover {
  background: rgba(255, 255, 255, 0.06);
  transform: translateX(4px);
  color: #ffffff;
}
.sidebar-link.is-active {
  background: #8cfd55;
  color: #072100;
  font-weight: 700;
  transform: none;
}
.sidebar-link.is-active:hover {
  background: #70df3a;
  color: #072100;
  transform: none;
}

/* ----- Mobile sidebar overlay ----- */
@media (max-width: 1023px) {
  #primary-nav { display: none !important; }
  #primary-nav.is-open {
    display: flex !important;
    position: fixed;
    top: 64px;
    left: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: calc(100vh - 64px);
    z-index: 60;
  }
}

/* ----- Feature card grid (home page) ----- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 18px;
  margin: 12px 0 28px;
}
.feature-card {
  display: block;
  padding: 22px 20px;
  background: #ffffff;
  border: 1px solid #c1c8c0;
  border-radius: 10px;
  text-decoration: none;
  color: #1a1c1c;
  transition: border-color 180ms ease, transform 180ms ease, box-shadow 180ms ease;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.02);
}
.feature-card:hover {
  border-color: #286c00;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(40, 108, 0, 0.10);
  text-decoration: none;
}
.feature-card__title {
  font-family: 'Inter Variable', 'Inter', sans-serif;
  color: #00220f;
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}
.feature-card__desc {
  color: #414942;
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
}

/* On home, h2 acts as section header and feature-grids sit below it */
.prose-article > h2 + .feature-grid { margin-top: 8px; }

/* ----- Mobile responsive type ----- */
@media (max-width: 640px) {
  .prose-article h1 { font-size: 32px; line-height: 1.2; letter-spacing: -0.02em; }
  .prose-article h2 { font-size: 24px; margin-top: 40px; }
  .prose-article h3 { font-size: 18px; }
  .prose-article p,
  .prose-article ul,
  .prose-article ol { font-size: 16px; }
  .prose-article table { font-size: 13px; }
  .prose-article th,
  .prose-article td { padding: 8px 10px; }
}

/* ----- Print ----- */
@media print {
  header, #primary-nav, footer { display: none !important; }
  main { margin: 0 !important; }
  .prose-article { max-width: 100% !important; }
}