/* DataHerb site, v2 design. No framework; tokens on :root, dark mode via prefers-color-scheme. */
:root {
  --bg: #fbfbf8;
  --bg-alt: #f2f4ef;
  --surface: #ffffff;
  --text: #1b2420;
  --muted: #5b6862;
  --faint: #8a958f;
  --border: #e2e6df;
  --accent: #2f7d4f;
  --accent-strong: #236140;
  --accent-soft: #e5f1e9;
  --spark: #d4521f;
  --on-accent: #ffffff;
  --code-bg: #f3f5f1;
  --code-text: #23302a;
  --shadow: 0 1px 2px rgba(20, 35, 28, .06), 0 12px 32px rgba(20, 35, 28, .08);
  --radius: 12px;
  --mono: ui-monospace, "JetBrains Mono", SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --max: 1160px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1412;
    --bg-alt: #141b18;
    --surface: #18201c;
    --text: #e6ece8;
    --muted: #a3b0a9;
    --faint: #75827b;
    --border: #26302b;
    --accent: #5cc08a;
    --accent-strong: #7fd3a5;
    --accent-soft: #1c3027;
    --spark: #f08a5d;
    --on-accent: #0b1410;
    --code-bg: #121916;
    --code-text: #dce5df;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 12px 32px rgba(0, 0, 0, .35);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.65 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-strong); text-decoration: underline; text-underline-offset: 3px; }
code, pre, kbd { font-family: var(--mono); font-size: .875em; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

.wrap { max-width: var(--max); margin: 0 auto; padding: 0 24px; }
@media (max-width: 640px) { .wrap { padding: 0 16px; } }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.site-header .wrap { display: flex; align-items: center; gap: 24px; height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--text); letter-spacing: -.01em; }
.brand:hover { color: var(--text); text-decoration: none; }
.brand svg { width: 28px; height: 28px; }
.brand .ver { font-size: 11px; font-weight: 600; color: var(--accent); background: var(--accent-soft); padding: 2px 7px; border-radius: 999px; }
.nav { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav a { color: var(--muted); font-weight: 500; font-size: 15px; padding: 8px 12px; border-radius: 8px; }
.nav a:hover { color: var(--text); background: var(--bg-alt); text-decoration: none; }
.nav a.active { color: var(--text); }
.nav .icon-link { padding: 8px; display: inline-flex; }
.nav .icon-link svg { width: 20px; height: 20px; }
.nav-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--border); border-radius: 8px; padding: 6px 8px; color: var(--text); cursor: pointer; }
.nav-toggle svg { width: 20px; height: 20px; display: block; }
@media (max-width: 860px) {
  .nav-toggle { display: inline-flex; }
  .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; padding: 8px 16px 16px; background: var(--bg); border-bottom: 1px solid var(--border); }
  .nav.open { display: flex; }
  .nav a { padding: 12px; }
  .nav .btn { margin-top: 8px; justify-content: center; }
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font: 600 15px/1 var(--sans);
  padding: 12px 18px; border-radius: 10px;
  border: 1px solid transparent; cursor: pointer; white-space: nowrap;
  transition: background .15s, border-color .15s, color .15s, transform .15s;
}
.btn svg { width: 18px; height: 18px; }
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--accent); color: var(--on-accent); }
.btn-primary:hover { background: var(--accent-strong); color: var(--on-accent); }
.btn-ghost { background: var(--surface); color: var(--text); border-color: var(--border); }
.btn-ghost:hover { border-color: var(--faint); color: var(--text); }
.btn-sm { padding: 8px 14px; font-size: 14px; }

/* Hero */
.hero { padding: 72px 0 56px; position: relative; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: -40% -10% auto auto; width: 720px; height: 720px;
  background: radial-gradient(closest-side, var(--accent-soft), transparent 70%);
  z-index: -1;
}
.hero-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 56px; align-items: center; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 600; color: var(--accent); background: var(--accent-soft); padding: 5px 12px; border-radius: 999px; }
.eyebrow:hover { text-decoration: none; color: var(--accent-strong); }
.hero h1 { font-size: clamp(36px, 5vw, 56px); line-height: 1.07; letter-spacing: -.03em; margin: 20px 0 18px; font-weight: 800; }
.hero h1 em { font-style: normal; color: var(--accent); }
.hero .lead { font-size: 19px; color: var(--muted); margin: 0 0 28px; max-width: 34em; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero .cmd { margin-top: 28px; display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 14px; color: var(--muted); background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px; max-width: 100%; overflow-x: auto; }
.hero .cmd span { color: var(--faint); user-select: none; }
.hero .cmd button { background: none; border: 0; color: var(--faint); cursor: pointer; padding: 2px; display: inline-flex; }
.hero .cmd button:hover { color: var(--accent); }
.hero .cmd svg { width: 16px; height: 16px; }
@media (max-width: 960px) { .hero-grid { grid-template-columns: 1fr; gap: 40px; } .hero { padding-top: 48px; } }

/* Browser frame around screenshots */
.frame { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.frame-bar { display: flex; align-items: center; gap: 6px; padding: 10px 14px; border-bottom: 1px solid var(--border); background: var(--bg-alt); }
.frame-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--border); display: block; }
.frame-bar .url { margin-left: 10px; flex: 1; font: 12px var(--mono); color: var(--faint); background: var(--surface); border: 1px solid var(--border); border-radius: 6px; padding: 3px 10px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.frame img { width: 100%; }

/* Logos strip */
.strip { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); background: var(--bg-alt); }
.strip .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 12px 36px; padding-top: 18px; padding-bottom: 18px; color: var(--muted); font-size: 14px; }
.strip strong { color: var(--text); font-weight: 600; }
.strip .item { display: inline-flex; align-items: center; gap: 8px; }
.strip svg { width: 18px; height: 18px; color: var(--accent); }

/* Sections */
.section { padding: 88px 0; }
.section.alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { max-width: 680px; margin: 0 0 48px; }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.kicker { font-size: 13px; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); margin: 0 0 10px; }
.section h2 { font-size: clamp(28px, 3.4vw, 40px); line-height: 1.15; letter-spacing: -.02em; margin: 0 0 14px; font-weight: 800; }
.section-head p { color: var(--muted); font-size: 18px; margin: 0; }
@media (max-width: 640px) { .section { padding: 64px 0; } }

/* Feature cards */
.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.card h3 { font-size: 18px; margin: 14px 0 8px; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--muted); font-size: 15px; }
.card .ic { width: 40px; height: 40px; border-radius: 10px; background: var(--accent-soft); color: var(--accent); display: grid; place-items: center; }
.card .ic svg { width: 22px; height: 22px; }
@media (max-width: 960px) { .features { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .features { grid-template-columns: 1fr; } }

/* Tour (tabs + screenshot) */
.tour { display: grid; grid-template-columns: 320px 1fr; gap: 40px; align-items: start; }
.tour-tabs { display: flex; flex-direction: column; gap: 8px; }
.tour-tab { text-align: left; background: transparent; border: 1px solid transparent; border-radius: var(--radius); padding: 16px 18px; cursor: pointer; color: var(--text); font: inherit; }
.tour-tab strong { display: block; font-size: 16px; }
.tour-tab span { display: block; color: var(--muted); font-size: 14px; margin-top: 4px; }
.tour-tab:hover { background: var(--surface); }
.tour-tab[aria-selected="true"] { background: var(--surface); border-color: var(--border); box-shadow: var(--shadow); }
.tour-tab[aria-selected="true"] strong { color: var(--accent); }
.tour-panel[hidden] { display: none; }
@media (max-width: 960px) {
  .tour { grid-template-columns: 1fr; }
  .tour-tabs { flex-direction: row; overflow-x: auto; }
  .tour-tab { flex: 0 0 auto; padding: 10px 14px; }
  .tour-tab span { display: none; }
}

/* Steps */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; counter-reset: step; }
.step { position: relative; display: flex; flex-direction: column; }
.step .num { counter-increment: step; display: inline-grid; place-items: center; width: 32px; height: 32px; border-radius: 50%; background: var(--accent); color: var(--on-accent); font-weight: 700; font-size: 15px; }
.step .num::before { content: counter(step); }
.step h3 { font-size: 19px; margin: 14px 0 6px; }
.step p { color: var(--muted); margin: 0 0 16px; font-size: 15px; }
.step pre { margin-top: auto; }
@media (max-width: 960px) { .steps { grid-template-columns: 1fr; } }

/* Code blocks */
pre, .highlight pre {
  background: var(--code-bg); color: var(--code-text);
  border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; overflow-x: auto; line-height: 1.55; margin: 0;
}
.code-label { display: block; font: 600 12px var(--mono); color: var(--faint); margin: 0 0 6px; }
.highlighter-rouge { position: relative; }
.copy-btn { position: absolute; top: 8px; right: 8px; opacity: 0; background: var(--surface); border: 1px solid var(--border); color: var(--muted); border-radius: 6px; font: 600 12px var(--sans); padding: 4px 8px; cursor: pointer; transition: opacity .15s; }
.highlighter-rouge:hover .copy-btn, .copy-btn:focus { opacity: 1; }

/* Split rows */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split + .split { margin-top: 88px; }
.split.reverse > :first-child { order: 2; }
.split h3 { font-size: 28px; letter-spacing: -.02em; margin: 0 0 12px; line-height: 1.2; }
.split p { color: var(--muted); margin: 0 0 16px; }
.checks { list-style: none; padding: 0; margin: 0 0 20px; }
.checks li { position: relative; padding-left: 28px; margin: 8px 0; }
.checks li::before { content: ""; position: absolute; left: 0; top: 6px; width: 16px; height: 16px; border-radius: 50%; background: var(--accent-soft) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath d='M4.5 8.2l2.2 2.2 4.8-4.8' fill='none' stroke='%232f7d4f' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/16px no-repeat; }
@media (max-width: 960px) { .split { grid-template-columns: 1fr; gap: 28px; } .split.reverse > :first-child { order: 0; } }

/* Health pills */
.pills { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 20px; }
.pill { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 600; padding: 4px 10px; border-radius: 999px; border: 1px solid var(--border); background: var(--surface); }
.pill::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; }
.pill.healthy { color: #2f7d4f; } .pill.running { color: #2f6db5; } .pill.degraded { color: #b07d10; }
.pill.stale { color: #9a6a2e; } .pill.stuck { color: #8c4fb5; } .pill.failing { color: #c0392b; }
@media (prefers-color-scheme: dark) {
  .pill.healthy { color: #5cc08a; } .pill.running { color: #6ea8e8; } .pill.degraded { color: #e0b44a; }
  .pill.stale { color: #d29c5c; } .pill.stuck { color: #b98ae0; } .pill.failing { color: #ec6b5e; }
}

/* Comparison table */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
table { border-collapse: collapse; width: 100%; font-size: 15px; }
th, td { text-align: left; padding: 12px 16px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); background: var(--bg-alt); }
tr:last-child td { border-bottom: 0; }

/* CTA */
.cta { text-align: center; padding: 72px 24px; border-radius: 20px; background: linear-gradient(135deg, #236140, #2f7d4f 55%, #3b9463); color: #fff; }
.cta h2 { color: #fff; margin: 0 0 12px; }
.cta p { color: rgba(255,255,255,.85); font-size: 18px; margin: 0 auto 28px; max-width: 36em; }
.cta .actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.cta .btn-primary { background: #fff; color: #1d5236; }
.cta .btn-primary:hover { background: #eef6f1; color: #1d5236; }
.cta .btn-ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.4); }
.cta .btn-ghost:hover { border-color: #fff; color: #fff; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); padding: 48px 0 40px; margin-top: 0; color: var(--muted); font-size: 14px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 32px; }
.footer-grid h4 { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--text); margin: 0 0 12px; }
.footer-grid ul { list-style: none; padding: 0; margin: 0; }
.footer-grid li { margin: 6px 0; }
.footer-grid a { color: var(--muted); }
.footer-grid a:hover { color: var(--accent); }
.footer-grid p { margin: 12px 0 0; max-width: 28em; }
.footer-bottom { margin-top: 36px; padding-top: 20px; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; color: var(--faint); }
@media (max-width: 760px) { .footer-grid { grid-template-columns: 1fr 1fr; } .footer-grid > :first-child { grid-column: 1 / -1; } }

/* Docs layout */
.docs { display: grid; grid-template-columns: 220px minmax(0, 1fr) 200px; gap: 48px; padding-top: 40px; padding-bottom: 80px; }
.docs-nav { position: sticky; top: 88px; align-self: start; font-size: 14px; }
.docs-nav h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--faint); margin: 20px 0 8px; }
.docs-nav h4:first-child { margin-top: 0; }
.docs-nav ul { list-style: none; padding: 0; margin: 0; }
.docs-nav a { display: block; color: var(--muted); padding: 6px 10px; border-radius: 8px; }
.docs-nav a:hover { color: var(--text); background: var(--bg-alt); text-decoration: none; }
.docs-nav a.active { color: var(--accent); background: var(--accent-soft); font-weight: 600; }
.toc { position: sticky; top: 88px; align-self: start; font-size: 13px; }
.toc h4 { font-size: 12px; text-transform: uppercase; letter-spacing: .08em; color: var(--faint); margin: 0 0 8px; }
.toc ul { list-style: none; padding: 0; margin: 0; border-left: 1px solid var(--border); }
.toc a { display: block; color: var(--muted); padding: 4px 12px; margin-left: -1px; border-left: 2px solid transparent; }
.toc a:hover { color: var(--text); text-decoration: none; }
.toc a.active { color: var(--accent); border-left-color: var(--accent); }
@media (max-width: 1120px) { .docs { grid-template-columns: 200px minmax(0, 1fr); } .toc { display: none; } }
@media (max-width: 800px) {
  .docs { grid-template-columns: 1fr; gap: 24px; padding-top: 24px; }
  .docs-nav { position: static; border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; background: var(--surface); }
  .docs-nav ul { display: flex; flex-wrap: wrap; gap: 4px; }
  .docs-nav h4 { margin: 8px 0 4px; }
}
.doc-head { margin-bottom: 32px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.doc-head h1 { font-size: clamp(32px, 4vw, 44px); line-height: 1.1; letter-spacing: -.025em; margin: 0 0 10px; font-weight: 800; }
.doc-head p { color: var(--muted); font-size: 19px; margin: 0; }

/* Prose */
.prose { font-size: 16.5px; }
.prose h2 { font-size: 26px; letter-spacing: -.015em; margin: 48px 0 14px; line-height: 1.25; }
.prose h3 { font-size: 20px; margin: 32px 0 10px; }
.prose h2:first-child, .prose h3:first-child { margin-top: 0; }
.prose p, .prose ul, .prose ol { margin: 0 0 18px; }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose li { margin: 6px 0; }
.prose li > p { margin: 0; }
.prose :not(pre) > code { background: var(--code-bg); border: 1px solid var(--border); padding: .1em .4em; border-radius: 6px; color: var(--code-text); overflow-wrap: anywhere; }
.prose a :not(pre) > code, .prose a code { color: var(--accent); }
.prose div.highlighter-rouge, .prose pre { margin: 0 0 22px; }
.prose blockquote { margin: 0 0 22px; padding: 14px 18px; border-left: 3px solid var(--accent); background: var(--accent-soft); border-radius: 0 10px 10px 0; color: var(--text); }
.prose blockquote p:last-child { margin-bottom: 0; }
.prose table { margin: 0 0 22px; display: block; overflow-x: auto; border: 1px solid var(--border); border-radius: 10px; }
.prose table td { white-space: normal; }
.prose img { display: inline-block; vertical-align: middle; }
.prose p > img:only-child, .prose figure img { display: block; border-radius: 10px; border: 1px solid var(--border); margin: 8px 0 22px; }
.prose hr { border: 0; border-top: 1px solid var(--border); margin: 40px 0; }
.doc-foot { margin-top: 56px; padding-top: 24px; border-top: 1px solid var(--border); display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 14px; }
.doc-foot a { color: var(--muted); }
.doc-foot a:hover { color: var(--accent); }
.legacy-note { font-size: 14px; color: var(--muted); background: var(--bg-alt); border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px; margin-bottom: 28px; }

/* Article list */
.post-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 16px; }
.post-list a.card { display: block; color: var(--text); transition: border-color .15s, transform .15s; }
.post-list a.card:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-1px); }
.post-list .meta { font-size: 13px; color: var(--faint); }
.post-list h3 { margin: 4px 0 6px; }

/* Rouge syntax colours */
.highlight .c, .highlight .c1, .highlight .cm, .highlight .cs, .highlight .cp { color: var(--faint); font-style: italic; }
.highlight .k, .highlight .kd, .highlight .kn, .highlight .kp, .highlight .kr, .highlight .kt, .highlight .nt { color: #2f6db5; }
.highlight .s, .highlight .s1, .highlight .s2, .highlight .sb, .highlight .sh, .highlight .sx, .highlight .na + .s { color: #2f7d4f; }
.highlight .m, .highlight .mi, .highlight .mf, .highlight .mh, .highlight .kc { color: #b0602a; }
.highlight .nb, .highlight .nf, .highlight .nc, .highlight .na { color: #8c4fb5; }
.highlight .o, .highlight .p { color: var(--muted); }
.highlight .nv, .highlight .vg, .highlight .vi { color: #b0602a; }
.highlight .gh, .highlight .gu { color: #2f6db5; font-weight: 600; }
@media (prefers-color-scheme: dark) {
  .highlight .k, .highlight .kd, .highlight .kn, .highlight .kp, .highlight .kr, .highlight .kt, .highlight .nt, .highlight .gh, .highlight .gu { color: #7fb0ec; }
  .highlight .s, .highlight .s1, .highlight .s2, .highlight .sb, .highlight .sh, .highlight .sx { color: #7fd3a5; }
  .highlight .m, .highlight .mi, .highlight .mf, .highlight .mh, .highlight .kc, .highlight .nv { color: #e5a46b; }
  .highlight .nb, .highlight .nf, .highlight .nc, .highlight .na { color: #c49ae8; }
}

/* Utilities */
.muted { color: var(--muted); }
.center { text-align: center; }
.mt-0 { margin-top: 0; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.comments { margin-top: 48px; }
.hero .frame img { aspect-ratio: 4 / 3; object-fit: cover; object-position: top left; }
.tour-panel img { aspect-ratio: 16 / 11; object-fit: cover; object-position: top left; }
.nav a.btn-primary, .nav a.btn-primary:hover { color: var(--on-accent); }
.nav a.btn-primary:hover { background: var(--accent-strong); }
.split > *, .docs > *, .tour > *, .steps > *, .hero-grid > *, .features > * { min-width: 0; }
.prose td:first-child code { white-space: nowrap; overflow-wrap: normal; }

/* Shared small pieces */
.crumbs { font-size: 14px; color: var(--faint); padding-top: 32px; }
.crumbs a { color: var(--muted); }
.crumbs span { margin: 0 6px; }
.lead { font-size: 19px; color: var(--muted); }
.h-sm { font-size: 18px; margin: 0 0 14px; }
.h-xs, .card .h-xs { font-size: 13px; text-transform: uppercase; letter-spacing: .06em; color: var(--faint); margin: 0 0 10px; }
.plain { list-style: none; padding: 0; margin: 0; }
.plain li { margin: 6px 0; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tag { display: inline-block; font-size: 12px; font-weight: 600; color: var(--muted); background: var(--bg-alt); border: 1px solid var(--border); border-radius: 999px; padding: 2px 10px; }
a.tag:hover { color: var(--accent); border-color: var(--accent); text-decoration: none; }

/* Herb (v1 dataset) page */
.herb-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 24px; padding: 20px 0 32px; border-bottom: 1px solid var(--border); margin-bottom: 32px; }
.herb-head h1 { font-size: clamp(30px, 4vw, 42px); line-height: 1.1; letter-spacing: -.025em; margin: 0 0 10px; }
.herb-head .lead { margin: 0 0 14px; max-width: 44em; }
.herb-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.herb-grid { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 40px; padding-bottom: 80px; }
.herb-side { display: flex; flex-direction: column; gap: 16px; }
.herb-side .card { padding: 18px; }
.herb-side dl { margin: 0; font-size: 14px; }
.herb-side dt { color: var(--faint); font-size: 12px; text-transform: uppercase; letter-spacing: .06em; margin-top: 12px; }
.herb-side dt:first-child { margin-top: 0; }
.herb-side dd { margin: 2px 0 0; overflow-wrap: anywhere; }
.leaf { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); margin-bottom: 12px; }
.leaf summary { display: flex; justify-content: space-between; gap: 12px; align-items: center; padding: 14px 18px; cursor: pointer; list-style: none; font-weight: 600; }
.leaf summary::-webkit-details-marker { display: none; }
.leaf summary::before { content: ""; width: 8px; height: 8px; border-right: 2px solid var(--faint); border-bottom: 2px solid var(--faint); transform: rotate(-45deg); transition: transform .15s; flex: none; }
.leaf[open] summary::before { transform: rotate(45deg); }
.leaf-name { flex: 1; }
.leaf-meta { display: inline-flex; gap: 8px; align-items: center; font-size: 13px; font-weight: 500; color: var(--faint); white-space: nowrap; }
.fmt { font: 600 11px var(--mono); text-transform: uppercase; color: var(--accent); background: var(--accent-soft); padding: 2px 6px; border-radius: 4px; }
.leaf-body { padding: 0 18px 18px; font-size: 15px; }
.leaf-body > p { color: var(--muted); margin: 0 0 12px; }
.leaf-body .path { font-size: 13px; }
.leaf-body .table-wrap { margin-bottom: 12px; }
.leaf-body td, .leaf-body th { padding: 8px 12px; font-size: 14px; }
@media (max-width: 900px) { .herb-grid { grid-template-columns: 1fr; } }

/* Flora index */
.flora-tools { display: flex; flex-direction: column; gap: 14px; margin-bottom: 28px; }
.flora-tools input { width: 100%; max-width: 420px; font: inherit; color: var(--text); background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px; }
.flora-tools input:focus { outline: 2px solid var(--accent); border-color: transparent; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { font: 600 13px var(--sans); color: var(--muted); background: var(--surface); border: 1px solid var(--border); border-radius: 999px; padding: 6px 12px; cursor: pointer; }
.chip:hover { color: var(--text); border-color: var(--faint); }
.chip.active { color: var(--on-accent); background: var(--accent); border-color: var(--accent); }
.herbs { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; }
.herbs li[hidden] { display: none; }
.herb-card { display: flex; flex-direction: column; height: 100%; color: var(--text); transition: border-color .15s, transform .15s; }
.herb-card:hover { border-color: var(--accent); text-decoration: none; transform: translateY(-2px); color: var(--text); }
.herb-card h3 { margin: 0 0 8px; font-size: 17px; }
.herb-card p { flex: 1; margin-bottom: 14px; }
.herb-foot { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; font-size: 12px; color: var(--faint); }
.herb-foot > span:first-child { margin-right: 4px; }
.herb-foot .v2 { font-weight: 700; color: var(--accent); background: var(--accent-soft); border-radius: 999px; padding: 2px 8px; }

/* Articles */
.article-head { padding: 16px 0 28px; border-bottom: 1px solid var(--border); margin-bottom: 32px; max-width: 820px; }
.article-head h1 { font-size: clamp(30px, 4.2vw, 46px); line-height: 1.1; letter-spacing: -.025em; margin: 0 0 12px; }
.article-head .lead { margin: 0 0 10px; }
.article-head .meta { color: var(--faint); font-size: 14px; margin: 0; }
.article { padding-bottom: 80px; }
.article-grid { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 48px; }
.article-side { display: flex; flex-direction: column; gap: 16px; font-size: 14px; }
.article-side .card { padding: 18px; }
.article-side p { margin: 0 0 8px; }
@media (max-width: 900px) { .article-grid { grid-template-columns: 1fr; } }

/* Herb vocabulary and principles (home) */
.vocab { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.vocab .card { position: relative; overflow: hidden; }
.vocab .term { font: 700 13px var(--mono); color: var(--spark); letter-spacing: .02em; }
.vocab h3 { margin: 6px 0 6px; font-size: 22px; }
.vocab .card::after { content: ""; position: absolute; right: -30px; bottom: -30px; width: 120px; height: 120px; border-radius: 50%; background: var(--accent-soft); opacity: .7; }
.vocab .card > * { position: relative; z-index: 1; }
@media (max-width: 860px) { .vocab { grid-template-columns: 1fr; } }
.principles { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; margin-top: 56px; }
.principles h3 { font-size: 17px; margin: 0 0 6px; }
.principles p { margin: 0; color: var(--muted); font-size: 15px; }
@media (max-width: 860px) { .principles { grid-template-columns: 1fr; gap: 20px; } }
.illus { max-width: 260px; margin: 0 auto 24px; }