/* Fieldnote: brand tokens for the chat kit, plus the help-center website.
   Look: field notebook. Warm paper, deep pine ink, a hi-vis lime highlight like a safety vest. */

:root {
  --paper: #f5f2ea;
  --paper-2: #ece7db;
  --card: #fffdf8;
  --ink: #14211f;
  --ink-2: #1d302c;
  --pine: #164e45;
  --pine-2: #0f3a33;
  --hv: #d7f75b;
  --hv-2: #c4e840;
  --line: #ddd6c6;
  --line-2: #c9c0ac;
  --muted: #51605b;
  --radius: 18px;
  --radius-sm: 12px;
  --glow: 0 0 0 1px color-mix(in srgb, var(--pine) 40%, transparent), 0 14px 34px -14px color-mix(in srgb, var(--pine) 55%, transparent);
  --glow-hv: 0 0 0 1px color-mix(in srgb, var(--hv) 70%, transparent), 0 10px 30px -10px color-mix(in srgb, var(--hv) 70%, transparent);
  --shadow: 0 1px 2px rgba(20, 33, 31, 0.06), 0 14px 40px -18px rgba(20, 33, 31, 0.3);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font: "Figtree", system-ui, -apple-system, "Segoe UI", sans-serif;
  --display: "Bricolage Grotesque", "Figtree", system-ui, sans-serif;

  /* chat kit tokens */
  --bk-accent: var(--pine);
  --bk-accent-ink: #ffffff;
  --bk-accent-soft: color-mix(in srgb, var(--pine) 11%, transparent);
  --bk-bg: var(--card);
  --bk-surface: var(--paper);
  --bk-surface-2: var(--paper-2);
  --bk-border: var(--line);
  --bk-border-strong: var(--line-2);
  --bk-text: var(--ink);
  --bk-muted: var(--muted);
  --bk-font: var(--font);
  --bk-font-display: var(--display);
  --bk-radius: 20px;
  --bk-radius-sm: 12px;
  --bk-panel-w: 460px;
  --bk-glow: var(--glow);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: clip; font: 400 17px/1.6 var(--font); color: var(--ink); background: var(--paper); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; display: block; }
a { color: var(--pine); }
h1, h2, h3, h4 { font-family: var(--display); letter-spacing: -0.015em; color: var(--ink); }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.ico { width: 20px; height: 20px; flex: none; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 10; background: var(--hv); color: var(--ink); padding: 10px 16px; border-radius: 10px; }
.skip:focus { left: 12px; }
:focus-visible { outline: 2px solid var(--pine); outline-offset: 3px; }

/* The docked panel pushes the page on wide screens instead of covering it. */
.site { transition: padding-right 320ms var(--ease); }
@media (min-width: 1240px) {
  html.bk-panel-open .site { padding-right: calc(var(--bk-panel-w) + 24px); }
  html.bk-panel-open:has(.bk-wide) .site { padding-right: 0; }
  html.bk-panel-open .topnav, html.bk-panel-open .toc { display: none; }
  html.bk-panel-open .art-layout { grid-template-columns: 220px minmax(0, 1fr); }
  html.bk-panel-open .hero-in { grid-template-columns: 1fr; }
  html.bk-panel-open .hero-art { display: none; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 10px 18px; border-radius: 999px;
  border: 1px solid var(--line-2); background: var(--card); color: var(--ink); font: 600 16px/1.2 var(--font);
  text-decoration: none; cursor: pointer;
  transition: transform 160ms var(--ease), box-shadow 160ms, background 160ms, border-color 160ms, color 160ms;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--glow); border-color: var(--pine); }
.btn:active { transform: translateY(0); box-shadow: none; }
.btn-primary { background: var(--pine); border-color: var(--pine); color: #fff; }
.btn-primary:hover { background: var(--pine-2); }
.btn-ink { background: var(--ink); border-color: var(--ink); color: var(--hv); }
.btn-ink:hover { box-shadow: var(--glow-hv); border-color: var(--ink); }
.btn-ghost { background: transparent; }
.btn.is-picked { background: var(--pine); color: #fff; border-color: var(--pine); }
.linkish { border: 0; background: none; padding: 0; font: inherit; color: var(--pine); font-weight: 600; text-decoration: underline; cursor: pointer; }

/* ---------- top bar ---------- */
.topbar { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--paper) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.topbar-in { display: flex; align-items: center; gap: 24px; min-height: 72px; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); }
.logo img { width: 36px; height: 36px; transition: transform 200ms var(--ease); }
.logo:hover img { transform: rotate(-6deg) scale(1.05); }
.logo span { display: flex; flex-direction: column; line-height: 1.05; }
.logo b { font: 800 20px/1 var(--display); letter-spacing: -0.02em; }
.logo em { font-style: normal; font-size: 14px; color: var(--muted); font-weight: 600; margin-top: 3px; }
.topnav { display: flex; gap: 4px; margin-left: 12px; }
.topnav a { padding: 8px 12px; border-radius: 10px; border: 1px solid transparent; color: var(--ink); text-decoration: none; font-weight: 500; font-size: 16px; transition: background 160ms, border-color 160ms, transform 160ms; }
.topnav a:hover { background: var(--card); border-color: var(--line); transform: translateY(-1px); }
.topbar-actions { margin-left: auto; display: flex; gap: 8px; }
.topbar-actions .btn { min-height: 42px; padding: 8px 14px; }

/* ---------- hero (home) ---------- */
.hero {
  position: relative; z-index: 2; color: #eef3ef; background-color: var(--ink);
  background-image:
    linear-gradient(color-mix(in srgb, var(--hv) 7%, transparent) 1px, transparent 1px),
    linear-gradient(90deg, color-mix(in srgb, var(--hv) 7%, transparent) 1px, transparent 1px),
    radial-gradient(1200px 500px at 85% 10%, color-mix(in srgb, var(--pine) 80%, transparent), transparent 60%);
  background-size: 28px 28px, 28px 28px, auto;
  border-bottom: 1px solid var(--ink-2);
}
.hero-in { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 56px; align-items: center; padding-top: 72px; padding-bottom: 80px; }
.eyebrow { display: inline-flex; align-items: center; gap: 8px; margin: 0 0 18px; padding: 6px 14px; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--hv) 45%, transparent); color: var(--hv); font-weight: 600; font-size: 15px; background: color-mix(in srgb, var(--hv) 8%, transparent); }
.hero h1 { color: #fff; font-size: clamp(38px, 5vw, 60px); line-height: 1.02; margin: 0 0 18px; font-weight: 800; }
.hero .lede { color: #c9d6d1; font-size: 19px; max-width: 56ch; margin: 0 0 28px; }
.hero-chips { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 18px; color: #a9bab4; font-size: 16px; }
.chip { min-height: 38px; padding: 7px 14px; border-radius: 999px; border: 1px solid color-mix(in srgb, #fff 22%, transparent); background: color-mix(in srgb, #fff 6%, transparent); color: #eef3ef; font: 500 16px var(--font); cursor: pointer; transition: transform 160ms var(--ease), border-color 160ms, box-shadow 160ms, background 160ms; }
.chip:hover { transform: translateY(-2px); border-color: var(--hv); box-shadow: var(--glow-hv); background: color-mix(in srgb, var(--hv) 12%, transparent); }

.hero-art { position: relative; min-height: 420px; padding-bottom: 96px; animation: rise 700ms var(--ease) both 120ms; }
.job-card { position: relative; width: min(380px, 100%); margin-left: auto; border-radius: 24px; border: 1px solid color-mix(in srgb, #fff 16%, transparent); background: var(--card); color: var(--ink); overflow: hidden; box-shadow: 0 30px 80px -30px rgba(0,0,0,0.65); transform: rotate(1.5deg); transition: transform 300ms var(--ease); }
.hero-art:hover .job-card { transform: rotate(0deg) translateY(-4px); }
.job-photo { height: 170px; overflow: hidden; border-bottom: 1px solid var(--line); }
.job-photo img { width: 100%; height: 100%; object-fit: cover; }
.job-body { padding: 18px 20px 20px; display: grid; gap: 4px; }
.job-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.job-pill { padding: 4px 10px; border-radius: 999px; background: var(--hv); color: var(--ink); font-weight: 700; font-size: 14px; border: 1px solid var(--hv-2); }
.job-time { display: inline-flex; align-items: center; gap: 6px; color: var(--muted); font-size: 15px; font-variant-numeric: tabular-nums; }
.job-time .ico { width: 16px; height: 16px; }
.job-body b { font: 700 19px/1.2 var(--display); }
.job-body small { color: var(--muted); font-size: 15px; }
.job-list { list-style: none; margin: 12px 0 0; padding: 0; display: grid; gap: 8px; }
.job-list li { display: flex; align-items: center; gap: 10px; padding: 9px 12px; border-radius: 12px; border: 1px solid var(--line); background: var(--paper); font-size: 15px; }
.job-list li .ico { width: 18px; height: 18px; color: var(--line-2); }
.job-list li.is-done .ico { color: var(--pine); }
.job-list li em { margin-left: auto; font-style: normal; font-size: 13px; font-weight: 700; color: #9a3412; border: 1px solid #f3c7a4; background: #fff4ea; padding: 2px 8px; border-radius: 999px; }
.ask-bubble { position: absolute; left: 0; bottom: 0; display: flex; gap: 12px; align-items: flex-start; max-width: 320px; padding: 14px 16px; border-radius: 18px; background: var(--pine); border: 1px solid color-mix(in srgb, var(--hv) 40%, transparent); color: #fff; box-shadow: 0 20px 50px -20px rgba(0,0,0,0.7), var(--glow-hv); animation: rise 700ms var(--ease) both 420ms; }
.ask-bubble img { width: 34px; height: 34px; }
.ask-bubble p { margin: 0; font-size: 16px; line-height: 1.45; }
.cite-dot { display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 7px; background: var(--hv); color: var(--ink); font-size: 13px; font-weight: 800; vertical-align: 1px; }

/* ---------- search ---------- */
.search { position: relative; max-width: 620px; }
.search-field { display: flex; align-items: center; gap: 12px; padding: 0 12px 0 18px; min-height: 58px; border-radius: 16px; border: 1px solid var(--line-2); background: var(--card); color: var(--ink); box-shadow: var(--shadow); transition: box-shadow 180ms, border-color 180ms, transform 180ms var(--ease); }
.search-big .search-field { min-height: 64px; border-color: transparent; }
.search-field:focus-within { border-color: var(--hv); box-shadow: var(--glow-hv), var(--shadow); transform: translateY(-1px); }
.search-field .ico { color: var(--muted); width: 22px; height: 22px; }
.search-field input { flex: 1; min-width: 0; border: 0; outline: 0; background: transparent; font: 500 18px var(--font); color: var(--ink); }
.search-field input::placeholder { color: #7a8783; }
.search-field kbd { font: 600 13px var(--font); color: var(--muted); border: 1px solid var(--line); border-radius: 8px; padding: 4px 8px; background: var(--paper); }
.search-results { position: absolute; z-index: 30; left: 0; right: 0; top: calc(100% + 8px); padding: 8px; border-radius: 16px; border: 1px solid var(--line); background: var(--card); box-shadow: 0 24px 60px -20px rgba(20,33,31,0.45); animation: drop 180ms var(--ease) both; color: var(--ink); }
.search-results[hidden] { display: none; }
.sr-item { display: flex; flex-direction: column; gap: 2px; width: 100%; padding: 10px 14px; border-radius: 12px; border: 1px solid transparent; background: none; text-align: left; text-decoration: none; color: var(--ink); font: inherit; cursor: pointer; transition: background 140ms, border-color 140ms; }
.sr-item b { font-weight: 600; font-size: 16px; }
.sr-item small { color: var(--muted); font-size: 15px; }
.sr-item:hover, .sr-item.is-active { background: var(--paper); border-color: var(--line); }
.sr-ask { flex-direction: row; align-items: center; gap: 12px; margin-top: 6px; border-color: color-mix(in srgb, var(--pine) 30%, transparent); background: var(--bk-accent-soft); }
.sr-ask span { display: flex; flex-direction: column; gap: 1px; }
.sr-ask:hover, .sr-ask.is-active { border-color: var(--pine); background: color-mix(in srgb, var(--pine) 16%, transparent); }
.sr-empty { margin: 6px 14px; color: var(--muted); font-size: 16px; }

/* ---------- sections ---------- */
.section { padding-top: 64px; padding-bottom: 8px; }
.section-head { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 8px 24px; margin-bottom: 22px; }
.section-head h2 { font-size: 32px; margin: 0; }
.section-head p { margin: 0; color: var(--muted); font-size: 17px; }

.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 16px; }
.tile { display: flex; flex-direction: column; gap: 8px; padding: 22px; border-radius: var(--radius); border: 1px solid var(--line); background: var(--card); color: var(--ink); text-decoration: none; box-shadow: 0 1px 2px rgba(20,33,31,0.05); transition: transform 200ms var(--ease), box-shadow 200ms, border-color 200ms; animation: rise 520ms var(--ease) both calc(var(--i, 0) * 50ms); }
.tile:hover { transform: translateY(-4px); border-color: var(--pine); box-shadow: var(--glow); }
.tile h3 { margin: 6px 0 0; font-size: 20px; }
.tile p { margin: 0; color: var(--muted); font-size: 16px; flex: 1; }
.tile-ico { display: grid; place-items: center; width: 48px; height: 48px; border-radius: 14px; background: var(--ink); color: var(--hv); border: 1px solid var(--ink); transition: transform 200ms var(--ease); }
.tile-ico .ico { width: 24px; height: 24px; }
.tile:hover .tile-ico { transform: rotate(-6deg) scale(1.06); }
.tile-ico-lg { width: 64px; height: 64px; border-radius: 18px; }
.tile-ico-lg .ico { width: 30px; height: 30px; }
.tile-count { display: inline-flex; align-items: center; gap: 6px; color: var(--pine); font-weight: 600; font-size: 16px; }
.tile-count .ico { width: 18px; height: 18px; transition: transform 200ms var(--ease); }
.tile:hover .tile-count .ico { transform: translateX(4px); }

.split { display: grid; grid-template-columns: 1.4fr 1fr; gap: 32px; align-items: start; padding-bottom: 72px; }
.art-list { display: grid; gap: 10px; }
.art-row { display: flex; align-items: center; gap: 14px; padding: 16px 18px; border-radius: 16px; border: 1px solid var(--line); background: var(--card); color: var(--ink); text-decoration: none; transition: transform 180ms var(--ease), box-shadow 180ms, border-color 180ms; }
.art-row:hover { transform: translateY(-2px); border-color: var(--pine); box-shadow: var(--glow); }
.art-row-ico { display: grid; place-items: center; width: 40px; height: 40px; flex: none; border-radius: 12px; border: 1px solid var(--line); background: var(--paper); color: var(--pine); }
.art-row-text { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.art-row-text b { font-weight: 600; font-size: 17px; }
.art-row-text small { color: var(--muted); font-size: 16px; }
.art-row-go { color: var(--muted); transition: transform 180ms var(--ease), color 180ms; }
.art-row:hover .art-row-go { transform: translateX(4px); color: var(--pine); }
.plan-badge { flex: none; display: inline-flex; align-items: center; padding: 4px 10px; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--pine) 35%, transparent); background: var(--bk-accent-soft); color: var(--pine); font-size: 14px; font-weight: 700; white-space: nowrap; }

.assist-card { position: sticky; top: 96px; border-radius: 22px; overflow: hidden; border: 1px solid var(--ink); background: var(--ink); color: #e7eeeb; box-shadow: var(--shadow); transition: transform 220ms var(--ease), box-shadow 220ms; }
.assist-card:hover { transform: translateY(-3px); box-shadow: var(--glow-hv), var(--shadow); }
.assist-photo { width: 100%; height: 190px; object-fit: cover; border-bottom: 1px solid var(--ink-2); }
.assist-body { padding: 22px 24px 24px; }
.assist-body h3 { color: #fff; font-size: 24px; margin: 0 0 8px; }
.assist-body p { margin: 0 0 18px; color: #c4d1cc; font-size: 17px; }
.assist-actions { display: flex; flex-wrap: wrap; gap: 10px; }
.assist-card .btn-primary { background: var(--hv); border-color: var(--hv); color: var(--ink); }
.assist-card .btn-primary:hover { box-shadow: var(--glow-hv); }
.assist-card .btn-ghost { color: #fff; border-color: color-mix(in srgb, #fff 30%, transparent); }
.assist-card .btn-ghost:hover { border-color: var(--hv); box-shadow: var(--glow-hv); }

/* ---------- category page ---------- */
.cat-hero { border-bottom: 1px solid var(--line); background: var(--paper-2); padding: 36px 0 40px; }
.cat-head { display: flex; gap: 20px; align-items: center; margin-top: 18px; }
.cat-head h1 { font-size: clamp(32px, 4vw, 44px); margin: 0 0 4px; }
.cat-head .lede { margin: 0; color: var(--muted); font-size: 18px; }
.cat-body { display: grid; grid-template-columns: 1fr 280px; gap: 32px; align-items: start; padding-bottom: 72px; }
.side-cats { position: sticky; top: 96px; display: grid; gap: 4px; padding: 16px; border-radius: 18px; border: 1px solid var(--line); background: var(--card); }
.side-cats h4 { margin: 0 0 6px 8px; font-size: 16px; color: var(--muted); }
.side-cats a { display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 10px; border: 1px solid transparent; text-decoration: none; color: var(--ink); font-size: 16px; transition: background 160ms, border-color 160ms, transform 160ms; }
.side-cats a:hover { background: var(--paper); border-color: var(--line); transform: translateX(2px); }
.side-cats .ico { color: var(--pine); width: 18px; height: 18px; }
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; font-size: 16px; color: var(--muted); }
.crumbs a { color: var(--muted); text-decoration: none; }
.crumbs a:hover { color: var(--pine); text-decoration: underline; }

/* ---------- article page ---------- */
.art-layout { display: grid; grid-template-columns: 240px minmax(0, 1fr) 220px; gap: 40px; align-items: start; padding-top: 40px; padding-bottom: 80px; }
.art-nav, .toc { position: sticky; top: 96px; display: grid; gap: 2px; }
.art-nav a { padding: 8px 12px; border-radius: 10px; border: 1px solid transparent; color: var(--muted); text-decoration: none; font-size: 16px; line-height: 1.35; transition: background 160ms, color 160ms, border-color 160ms; }
.art-nav a:hover { background: var(--card); border-color: var(--line); color: var(--ink); }
.art-nav a[aria-current="page"] { background: var(--card); border-color: var(--pine); color: var(--ink); font-weight: 600; box-shadow: 0 0 0 3px var(--bk-accent-soft); }
.art-nav .art-nav-cat { display: flex; align-items: center; gap: 8px; color: var(--ink); font-weight: 700; margin-bottom: 6px; }
.art-nav .art-nav-cat .ico { color: var(--pine); width: 18px; height: 18px; }
.art { min-width: 0; animation: rise 480ms var(--ease) both; }
.art h1 { font-size: clamp(32px, 4vw, 44px); line-height: 1.08; margin: 14px 0 10px; }
.art > .lede { font-size: 19px; color: var(--muted); margin: 0 0 14px; }
.art-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; color: var(--muted); font-size: 16px; padding-bottom: 22px; border-bottom: 1px solid var(--line); }
.art-meta span { display: inline-flex; align-items: center; gap: 6px; }
.art-meta .ico { width: 17px; height: 17px; }
.ask-strip { display: flex; flex-wrap: wrap; align-items: center; gap: 14px; margin: 24px 0 8px; padding: 14px 14px 14px 16px; border-radius: 18px; border: 1px solid color-mix(in srgb, var(--pine) 30%, transparent); background: var(--card); box-shadow: 0 0 0 4px var(--bk-accent-soft); transition: box-shadow 200ms, transform 200ms var(--ease); }
.ask-strip:hover { box-shadow: var(--glow); transform: translateY(-2px); }
.ask-strip img { width: 40px; height: 40px; }
.ask-strip p { margin: 0; flex: 1 1 220px; font-size: 16px; color: var(--muted); }
.ask-strip p b { color: var(--ink); }
.ask-strip .btn { white-space: nowrap; }
.art-sec { scroll-margin-top: 96px; padding-top: 18px; }
.art-sec h2 { position: relative; font-size: 26px; margin: 18px 0 10px; }
.anchor { position: absolute; left: -24px; color: var(--line-2); text-decoration: none; opacity: 0; transition: opacity 160ms; }
.art-sec h2:hover .anchor { opacity: 1; }
.art-sec p, .art-sec li { font-size: 17px; }
.art-sec ul { padding-left: 22px; }
.art-sec li { margin: 6px 0; }
.art-sec li::marker { color: var(--pine); }
.art-sec strong { font-weight: 650; color: var(--ink-2); }
.art-sec :target, .art-sec:target h2 { color: var(--pine); }
.steps { list-style: none; counter-reset: step; margin: 16px 0 8px; padding: 0; display: grid; gap: 10px; }
.steps li { counter-increment: step; display: flex; gap: 14px; align-items: flex-start; margin: 0; padding: 14px 16px; border-radius: 14px; border: 1px solid var(--line); background: var(--card); transition: border-color 160ms, box-shadow 160ms, transform 160ms var(--ease); }
.steps li:hover { border-color: var(--pine); box-shadow: var(--glow); transform: translateY(-2px); }
.steps li::before { content: counter(step); flex: none; display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px; background: var(--ink); color: var(--hv); font: 800 15px var(--display); }
.steps li span { padding-top: 2px; }
.helpful { margin-top: 40px; padding: 20px 22px; border-radius: 18px; border: 1px solid var(--line); background: var(--paper-2); display: flex; flex-wrap: wrap; align-items: center; gap: 12px 18px; }
.helpful > p { margin: 0; font-weight: 600; }
.helpful > div { display: flex; gap: 8px; }
.helpful .btn { min-height: 40px; padding: 8px 14px; }
.helpful-thanks { flex-basis: 100%; margin: 0; color: var(--muted); font-size: 16px; }
.next-art { display: flex; flex-wrap: wrap; align-items: center; gap: 2px 12px; margin-top: 16px; padding: 18px 22px; border-radius: 18px; border: 1px solid var(--line); background: var(--card); color: var(--ink); text-decoration: none; transition: transform 180ms var(--ease), border-color 180ms, box-shadow 180ms; }
.next-art small { flex-basis: 100%; color: var(--muted); font-size: 15px; }
.next-art b { font: 700 19px var(--display); }
.next-art .ico { margin-left: auto; color: var(--pine); transition: transform 180ms var(--ease); }
.next-art:hover { transform: translateY(-2px); border-color: var(--pine); box-shadow: var(--glow); }
.next-art:hover .ico { transform: translateX(4px); }
.toc h4 { margin: 0 0 8px; font-size: 16px; color: var(--muted); }
.toc a { padding: 7px 12px; border-radius: 10px; border: 1px solid transparent; color: var(--muted); text-decoration: none; font-size: 16px; line-height: 1.35; transition: color 160ms, background 160ms, border-color 160ms; }
.toc a:hover { color: var(--ink); background: var(--card); border-color: var(--line); }
.toc a.is-current { color: var(--pine); font-weight: 600; background: var(--card); border-color: color-mix(in srgb, var(--pine) 40%, transparent); }
.toc-ask { margin-top: 14px; justify-content: center; }

.notfound { padding-bottom: 120px; }
.notfound h1 { font-size: 44px; margin: 0 0 8px; }
.notfound .lede { color: var(--muted); margin-bottom: 22px; }

/* ---------- footer ---------- */
.footer { background: var(--ink); color: #b9c7c2; border-top: 1px solid var(--ink-2); padding-top: 48px; }
.footer-in { display: grid; grid-template-columns: 1fr 1.6fr; gap: 40px; padding-bottom: 32px; }
.footer-brand { display: flex; gap: 14px; align-items: flex-start; }
.footer-brand b { font: 800 20px var(--display); color: #fff; }
.footer-brand p { margin: 4px 0 0; font-size: 16px; max-width: 34ch; }
.footer-cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.footer-cols h4 { margin: 0 0 10px; font-size: 16px; color: var(--hv); }
.footer-cols a, .footer-cols span { display: block; padding: 3px 0; color: #d3dedb; text-decoration: none; font-size: 16px; }
.footer-cols a:hover { color: #fff; text-decoration: underline; }
.footer-note { padding-top: 18px; padding-bottom: 28px; border-top: 1px solid var(--ink-2); font-size: 15px; color: #8fa29c; }

/* ---------- chat kit overrides ---------- */
.bk-launcher { background: var(--hv); color: var(--ink); border-color: var(--hv-2); box-shadow: var(--shadow), var(--glow-hv); font-weight: 700; }
.bk-launcher:hover { box-shadow: 0 0 0 1px var(--hv-2), 0 16px 40px -10px color-mix(in srgb, var(--hv) 90%, transparent); }
.bk-root .bk-head { background: var(--ink); color: #fff; border-bottom-color: var(--ink-2); }
.bk-root .bk-head .bk-title strong { color: #fff; font-family: var(--display); }
.bk-root .bk-head .bk-title span { color: #a9bab4; }
.bk-root .bk-head .bk-icon-btn { color: #c9d6d1; }
.bk-root .bk-head .bk-icon-btn:hover { background: var(--ink-2); color: #fff; border-color: color-mix(in srgb, var(--hv) 40%, transparent); }
.bk-root .bk-head .bk-icon-btn[aria-expanded="true"] { background: color-mix(in srgb, var(--hv) 14%, transparent); color: var(--hv); border-color: color-mix(in srgb, var(--hv) 45%, transparent); }
.bk-root .bk-head .bk-modes { background: var(--ink-2); border-color: color-mix(in srgb, #fff 14%, transparent); }
.bk-root .bk-head .bk-modes button { color: #c9d6d1; }
.bk-root .bk-head .bk-modes button[aria-checked="true"] { background: var(--hv); color: var(--ink); }
.bk-root .bk-cite { background: var(--hv); color: var(--ink); border-color: var(--hv-2); }
.bk-root .bk-source b { background: var(--ink); color: var(--hv); }
.bk-root .bk-steps li::before { background: var(--ink); color: var(--hv); }

.fn-artlink { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: var(--bk-radius-sm); border: 1px solid var(--line); background: var(--card); color: var(--ink); text-decoration: none; transition: transform 160ms var(--ease), border-color 160ms, box-shadow 160ms; }
.fn-artlink:hover { transform: translateY(-2px); border-color: var(--pine); box-shadow: var(--glow); }
.fn-artlink-ico { display: grid; place-items: center; width: 40px; height: 40px; flex: none; border-radius: 11px; background: var(--ink); color: var(--hv); }
.fn-artlink-ico svg { width: 20px; height: 20px; }
.fn-artlink-text { display: flex; flex-direction: column; min-width: 0; flex: 1; line-height: 1.3; }
.fn-artlink-text small { color: var(--muted); font-size: 14px; font-weight: 600; }
.fn-artlink-text b { font-weight: 700; font-size: 16px; }
.fn-artlink-text em { font-style: normal; color: var(--muted); font-size: 15px; }
.fn-artlink-plan { flex: none; padding: 3px 9px; border-radius: 999px; border: 1px solid color-mix(in srgb, var(--pine) 35%, transparent); background: var(--bk-accent-soft); color: var(--pine); font-size: 13px; font-weight: 700; }
.fn-artlink-go { flex: none; display: inline-flex; align-items: center; gap: 4px; color: var(--pine); font-weight: 700; font-size: 15px; }
.fn-artlink-go svg { width: 16px; height: 16px; transition: transform 160ms var(--ease); }
.fn-artlink:hover .fn-artlink-go svg { transform: translateX(3px); }

@keyframes rise { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes drop { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: none; } }

/* ---------- responsive ---------- */
@media (max-width: 1100px) {
  .art-layout { grid-template-columns: 220px minmax(0, 1fr); }
  .toc { display: none; }
  .topnav { display: none; }
}
@media (max-width: 860px) {
  .hero-in { grid-template-columns: 1fr; gap: 36px; padding-top: 48px; padding-bottom: 56px; }
  .hero-art { min-height: 0; padding-bottom: 70px; }
  .job-card { margin: 0 auto; }
  .split, .cat-body { grid-template-columns: 1fr; }
  .assist-card, .side-cats { position: static; }
  .art-layout { grid-template-columns: 1fr; padding-top: 24px; }
  .art-nav { display: none; }
  .footer-in { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 16px; }
  .topbar-in { min-height: 64px; gap: 12px; }
  .topbar-actions .btn span { display: none; }
  .topbar-actions .btn { width: 42px; padding: 0; justify-content: center; }
  .logo em { display: none; }
  .hero h1 { font-size: 36px; }
  .hero .lede { font-size: 17px; }
  .search-field kbd { display: none; }
  .ask-bubble { position: relative; margin-top: -40px; margin-left: 8px; }
  .hero-art { padding-bottom: 0; }
  .ask-bubble { animation: none; }
  .section-head h2 { font-size: 26px; }
  .art-row { align-items: flex-start; }
  .art-row .plan-badge, .art-row-go { display: none; }
  .ask-strip { flex-wrap: wrap; }
  .ask-strip .btn { width: 100%; justify-content: center; }
  .footer-cols { grid-template-columns: 1fr; gap: 16px; }
  .cat-head { flex-direction: column; align-items: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition-duration: 0ms !important; }
}