/* Shelf Rabbit: cream and forest green, approachable rounded type, product-discovery layouts. */
@font-face { font-family: 'Nunito'; src: url('/fonts/nunito/nunito-latin-wght-normal.woff2') format('woff2-variations'); font-weight: 200 1000; font-style: normal; font-display: swap; }
@font-face { font-family: 'DM Sans'; src: url('/fonts/dm-sans/dm-sans-latin-wght-normal.woff2') format('woff2-variations'); font-weight: 100 1000; font-style: normal; font-display: swap; }
@font-face { font-family: 'DM Sans'; src: url('/fonts/dm-sans/dm-sans-latin-wght-italic.woff2') format('woff2-variations'); font-weight: 100 1000; font-style: italic; font-display: swap; }

:root {
  --bg: #F6F1E4; --card: #FFFCF4; --ink: #1D2B23; --ink-2: #3B4A40; --muted: #627064; --rule: #DED5BF; --tint: #ECE4CF;
  --accent: #1F4D3A; --accent-ink: #1F4D3A; --carrot: #D9822B; --mint: #DDE9DC;
  --display: 'Nunito', 'Trebuchet MS', system-ui, sans-serif; --text: 'DM Sans', system-ui, -apple-system, 'Segoe UI', sans-serif; --ui: var(--text);
  --wrap: 1160px; --radius: 14px; --measure: 70ch;
}
.theme-rabbit .headline { font-weight: 800; letter-spacing: -0.015em; }
.theme-rabbit .prose h2, .theme-rabbit .page-head h1, .theme-rabbit .notfound h1 { font-weight: 800; }

/* Header */
.site-header { background: var(--bg); padding-bottom: 6px; }
.bar { display: flex; align-items: center; justify-content: space-between; gap: 18px; padding-top: 16px; padding-bottom: 12px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--accent); }
.wordmark { font: 900 1.85rem/1 var(--display); letter-spacing: -0.03em; }
.wordmark span { color: var(--carrot); }
.bar .search-form { width: min(380px, 46vw); border-radius: 999px; border-width: 2px; border-color: var(--accent); padding-left: 6px; }
.chips ul { list-style: none; margin: 0; padding: 4px 0 10px; display: flex; gap: 8px; overflow-x: auto; scrollbar-width: none; }
.chips ul::-webkit-scrollbar { display: none; }
.chips a { display: block; white-space: nowrap; padding: 7px 14px; border-radius: 999px; background: var(--card); border: 1px solid var(--rule); font: 600 14px var(--ui); text-decoration: none; color: var(--ink); }
.chips a:hover { border-color: var(--accent); color: var(--accent); }
.chips a[aria-current='page'] { background: var(--accent); border-color: var(--accent); color: #fff; }

.chip { display: inline-block; padding: 3px 10px; border-radius: 999px; background: var(--mint); color: var(--accent); font: 700 12px/1.6 var(--ui); text-decoration: none; }
.chip.big { padding: 9px 16px; font-size: 14.5px; background: var(--card); border: 2px solid var(--accent); }
.chip.big span { display: inline-block; min-width: 22px; text-align: center; margin-left: 6px; background: var(--accent); color: #fff; border-radius: 999px; font-size: 12px; padding: 0 6px; }
.chip.big:hover { background: var(--accent); color: #fff; }
.chip.small { padding: 0 8px; }

/* Intro */
.sr-intro { background: var(--accent); color: #F6F1E4; padding: clamp(28px, 5vw, 56px) 0 clamp(28px, 4vw, 44px); border-radius: 0 0 28px 28px; }
.sr-intro .hello { font: 700 13px var(--ui); text-transform: uppercase; letter-spacing: 0.12em; color: #F1C38E; margin: 0 0 10px; }
.sr-intro h1 { font: 900 clamp(2rem, 5vw, 3.4rem)/1.08 var(--display); margin: 0; max-width: 22ch; letter-spacing: -0.02em; }
.sr-intro .lead { margin: 12px 0 0; max-width: 60ch; color: #DCE6DC; }
.sr-intro.small h1 { font-size: clamp(1.9rem, 4.5vw, 2.8rem); }
.chip-row { list-style: none; padding: 0; margin: 22px 0 0; display: flex; flex-wrap: wrap; gap: 10px; }
.sr-intro .chip.big { background: transparent; border-color: #F6F1E4; color: #F6F1E4; }
.sr-intro .chip.big span { background: #F6F1E4; color: var(--accent); }
.sr-intro .chip.big:hover { background: #F6F1E4; color: var(--accent); }

/* Discovery grid */
.sr-head { display: flex; align-items: baseline; justify-content: space-between; flex-wrap: wrap; gap: 8px 16px; padding: 36px 0 16px; }
.sr-head h2 { font: 900 clamp(1.5rem, 3vw, 2.1rem) var(--display); margin: 0; color: var(--accent); }
.sr-head p { margin: 0; color: var(--muted); }
.sr-feature { display: grid; grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr); background: var(--card); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--rule); margin-bottom: 26px; }
.sr-feature .img img { height: 100%; aspect-ratio: 3 / 2; object-fit: cover; border-radius: 0; }
.sr-feature .body { padding: clamp(18px, 3vw, 32px); display: flex; flex-direction: column; justify-content: center; }
.sr-feature .headline { font-size: clamp(1.5rem, 2.8vw, 2.1rem); margin-top: 10px; }
.go { margin-top: 18px; align-self: flex-start; background: var(--carrot); color: #fff; font: 700 15px var(--ui); padding: 10px 18px; border-radius: 999px; text-decoration: none; }
.go:hover { color: #fff; background: #bf6d1d; }
.sr-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 22px; }
.spaced-grid { padding-top: 30px; }
.sr-card { background: var(--card); border-radius: var(--radius); overflow: hidden; border: 1px solid var(--rule); display: flex; flex-direction: column; transition: transform 0.15s ease, box-shadow 0.15s ease; }
.sr-card:hover { transform: translateY(-2px); box-shadow: 0 8px 22px rgba(31, 77, 58, 0.12); }
.sr-card .img img { aspect-ratio: 3 / 2; object-fit: cover; border-radius: 0; }
.sr-card .body { padding: 14px 16px 18px; }
.sr-card .headline { font-size: 1.15rem; margin-top: 8px; }
.sr-card .dek { font-size: 15px; }

/* Research toolkit checklist */
.sr-desk { padding-bottom: 12px; }
.sr-desk-guide { background: var(--mint); margin-top: 36px; padding-bottom: 32px; }
.sr-checklist { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.sr-checklist a { display: grid; grid-template-columns: 30px 1fr; gap: 14px; align-items: start; background: var(--card); padding: 16px 18px; border-radius: var(--radius); text-decoration: none; border: 1px solid var(--rule); }
.sr-checklist strong { display: block; font: 800 1.1rem/1.3 var(--display); }
.sr-checklist small { display: block; color: var(--ink-2); font-size: 14.5px; margin-top: 4px; }
.tick { width: 26px; height: 26px; border-radius: 8px; border: 2px solid var(--accent); position: relative; margin-top: 2px; }
.tick::after { content: ''; position: absolute; left: 7px; top: 2px; width: 7px; height: 13px; border: solid var(--accent); border-width: 0 3px 3px 0; transform: rotate(45deg); }
.sr-empty { padding: 48px var(--gutter); }

/* Article */
.sr-article-head { padding-top: clamp(22px, 4vw, 40px); padding-bottom: 20px; }
.sr-article-head > * { max-width: 900px; }
.crumbs { font: 600 14px var(--ui); color: var(--muted); margin-bottom: 14px; }
.crumbs a { color: var(--accent); text-decoration: none; }
.sr-article-head h1.headline { font-size: clamp(2rem, 4.8vw, 3.2rem); line-height: 1.1; color: var(--accent); }
.sr-article-head .dek { font-size: clamp(1.08rem, 1.9vw, 1.25rem); margin-top: 12px; }
.sr-article-grid { display: grid; grid-template-columns: minmax(0, var(--measure)) 260px; gap: clamp(24px, 5vw, 56px); }
.sr-quick { background: var(--card); border: 2px solid var(--accent); border-radius: var(--radius); padding: 18px 20px; margin-bottom: 24px; }
.sr-quick h2 { color: var(--accent); }
.sr-quick ul { list-style: none; padding: 0; }
.sr-quick li { padding-left: 26px; position: relative; }
.sr-quick li::before { content: ''; position: absolute; left: 2px; top: 0.55em; width: 12px; height: 12px; border-radius: 50%; background: var(--carrot); }
.sr-quick .small { font-size: 14px; margin: 10px 0 0; }
.hero { margin: 0 0 24px; }
.hero img { width: 100%; border-radius: var(--radius); }
.prose.steps { counter-reset: step; }
.prose.steps h2 { counter-increment: step; display: grid; grid-template-columns: 40px 1fr; gap: 12px; align-items: start; }
.prose.steps h2::before { content: counter(step); width: 36px; height: 36px; border-radius: 50%; background: var(--accent); color: #fff; font: 800 1.05rem/36px var(--display); text-align: center; margin-top: 0.05em; }
.prose h2, .prose h3 { color: var(--accent); }
.sr-toc { position: sticky; top: 16px; align-self: start; background: var(--card); border-radius: var(--radius); padding: 16px 18px; border: 1px solid var(--rule); }
.sources { border-top: 3px solid var(--accent); }
.disclosure { background: var(--mint); }
.sr-related h2 { font: 900 1.7rem var(--display); color: var(--accent); margin: 40px 0 16px; }

/* Footer */
.site-footer { background: var(--accent); color: #E6EDE4; border-radius: 28px 28px 0 0; }
.foot { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; }
.foot-brand { display: flex; gap: 12px; align-items: center; }
.foot-brand img { background: #F6F1E4; border-radius: 10px; padding: 3px; }
.foot-brand strong { display: block; font: 900 1.3rem var(--display); color: #fff; }
.foot-brand span { color: #C9D6C8; }
.site-footer a:hover { color: #F1C38E; }

@media (max-width: 980px) {
  .sr-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .sr-feature { grid-template-columns: minmax(0, 1fr); }
  .sr-article-grid { grid-template-columns: minmax(0, 1fr); }
  .sr-toc { display: none; }
}
@media (max-width: 640px) {
  .bar { flex-wrap: wrap; }
  .bar .search-form { width: 100%; }
  .sr-grid { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .sr-intro { border-radius: 0 0 20px 20px; }
  .chip-row { flex-wrap: nowrap; overflow-x: auto; padding-bottom: 4px; }
  .chip-row li { flex: none; }
  .prose.steps h2 { grid-template-columns: 32px 1fr; gap: 10px; }
  .prose.steps h2::before { width: 30px; height: 30px; line-height: 30px; font-size: 0.95rem; }
}